Mercurial > hg > release > icedtea6-1.11
changeset 2650:aae82c1ccf7d
Removal of the ARM assembler port, unbreaks Zero and Shark builds.
2011-07-11 Xerxes R?nby <xerxes@zafena.se>
Removal of the ARM assembler port, unbreaks Zero and Shark builds.
* Makefile.am:
(ICEDTEA_PATCHES): Remove patches/arm.patch
(clean-ports): Removed.
(stamps/ports.stamp): Likewise.
(hotspot-ports): Likewise.
* arm_port/hotspot/src/cpu/zero/vm/asm_helper.cpp: Removed.
* arm_port/hotspot/src/cpu/zero/vm/bytecodes_arm.def: Likewise.
* arm_port/hotspot/src/cpu/zero/vm/cppInterpreter_arm.S: Likewise.
* arm_port/hotspot/src/cpu/zero/vm/thumb2.cpp: Likewise.
* arm_port/hotspot/tools/mkbc.c: Likewise.
* patches/arm.patch: Likewise.
author | Xerxes R?nby <xerxes@zafena.se> |
---|---|
date | Mon, 11 Jul 2011 14:19:14 +0200 |
parents | 4ca76ee4a7a1 |
children | ad05410af28a |
files | ChangeLog Makefile.am arm_port/hotspot/src/cpu/zero/vm/asm_helper.cpp arm_port/hotspot/src/cpu/zero/vm/bytecodes_arm.def arm_port/hotspot/src/cpu/zero/vm/cppInterpreter_arm.S arm_port/hotspot/src/cpu/zero/vm/thumb2.cpp arm_port/hotspot/tools/mkbc.c patches/arm.patch |
diffstat | 8 files changed, 18 insertions(+), 22926 deletions(-) [+] |
line wrap: on
line diff
--- a/ChangeLog Mon Jul 11 10:59:47 2011 +0200 +++ b/ChangeLog Mon Jul 11 14:19:14 2011 +0200 @@ -1,3 +1,18 @@ +2011-07-11 Xerxes RĂ„nby <xerxes@zafena.se> + + Removal of the ARM assembler port, unbreaks Zero and Shark builds. + * Makefile.am: + (ICEDTEA_PATCHES): Remove patches/arm.patch. + (clean-ports): Removed. + (stamps/ports.stamp): Likewise. + (hotspot-ports): Likewise. + * arm_port/hotspot/src/cpu/zero/vm/asm_helper.cpp: Removed. + * arm_port/hotspot/src/cpu/zero/vm/bytecodes_arm.def: Likewise. + * arm_port/hotspot/src/cpu/zero/vm/cppInterpreter_arm.S: Likewise. + * arm_port/hotspot/src/cpu/zero/vm/thumb2.cpp: Likewise. + * arm_port/hotspot/tools/mkbc.c: Likewise. + * patches/arm.patch: Likewise. + 2011-07-11 Pavel Tisnovsky <ptisnovs@redhat.com> * Makefile.am: added new patch
--- a/Makefile.am Mon Jul 11 10:59:47 2011 +0200 +++ b/Makefile.am Mon Jul 11 14:19:14 2011 +0200 @@ -262,7 +262,6 @@ patches/openjdk/6959123-libpng_14.patch \ patches/applet_hole.patch \ patches/jtreg-httpTest.patch \ - patches/arm.patch \ patches/debug-dir.patch \ patches/override-redirect-metacity.patch \ patches/openjdk/6967533-pre_epoch.patch \ @@ -603,7 +602,7 @@ check-local: jtregcheck clean-local: clean-jtreg clean-jtreg-reports $(PULSE_JAVA_CLEAN_TARGET) \ - clean-icedtea clean-icedtea-debug clean-icedtea-ecj clean-extract clean-ports \ + clean-icedtea clean-icedtea-debug clean-icedtea-ecj clean-extract \ clean-overlay clean-native-ecj clean-icedtea-against-icedtea clean-icedtea-debug-against-icedtea \ clean-icedtea-against-ecj clean-extract-ecj clean-generated clean-replace-hotspot \ clean-rewriter clean-rewrite-rhino clean-rt clean-bootstrap-directory \ @@ -640,7 +639,7 @@ clean-icedtea-against-ecj \ clean-jamvm clean-add-jamvm clean-add-jamvm-debug \ clean-cacao clean-add-cacao clean-add-cacao-debug \ - clean-ports clean-overlay clean-extract-ecj clean-extract clean-extract-openjdk \ + clean-overlay clean-extract-ecj clean-extract clean-extract-openjdk \ clean-replace-hotspot clean-generated clean-download clean-hgforest clean-download-openjdk \ clean-rewriter clean-rewrite-rhino clean-add-systemtap clean-add-systemtap-debug \ clean-add-pulseaudio clean-add-pulseaudio-debug clean-add-nss clean-add-nss-debug \ @@ -996,27 +995,7 @@ clean-replace-hotspot: rm -f stamps/replace-hotspot.stamp -# Copy ports sources into tree -stamps/ports.stamp: stamps/replace-hotspot.stamp -if !WITH_ALT_HSBUILD - for target in $(abs_top_srcdir)/arm_port/hotspot/tools \ - $(abs_top_srcdir)/arm_port/hotspot/src/*cpu/* ; do \ - link=$$(dirname $$target | sed 's/^.*arm_port/openjdk/'); \ - cp -rv $$target $$link; \ - done -endif - mkdir -p stamps - touch stamps/ports.stamp - -clean-ports: - for target in $(abs_top_srcdir)/arm_port/hotspot/tools \ - $(abs_top_srcdir)/arm_port/hotspot/src/*cpu/* ; do \ - link=$$(dirname $$target | sed 's/^.*arm_port/openjdk/'); \ - rm -rf $$link; \ - done - rm -f stamps/ports.stamp - -stamps/generated.stamp: stamps/ports.stamp +stamps/generated.stamp: stamps/replace-hotspot.stamp set -e ; \ if [ ! -e $(abs_top_builddir)/generated ]; then \ cp -a $(abs_top_srcdir)/generated $(abs_top_builddir); \ @@ -2266,8 +2245,6 @@ extract-ecj: stamps/extract-ecj.stamp -hotspot-ports: stamps/ports.stamp - icedtea: stamps/icedtea.stamp icedtea-against-icedtea: stamps/icedtea-against-icedtea.stamp
--- a/arm_port/hotspot/src/cpu/zero/vm/asm_helper.cpp Mon Jul 11 10:59:47 2011 +0200 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 @@ -1,583 +0,0 @@ -/* - * Copyright 2009, 2010 Edward Nevill - * - * This code is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 only, as - * published by the Free Software Foundation. - * - * This code is distributed in the hope that it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License - * version 2 for more details (a copy is included in the LICENSE file that - * accompanied this code). - * - * You should have received a copy of the GNU General Public License version - * 2 along with this work; if not, write to the Free Software Foundation, - * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. - */ - -#define ARCH_THUMBEE (1<<16) -#define ARCH_VFP (1<<17) -#define ARCH_CLZ (1<<18) - -#ifndef STATIC_OFFSETS - -#include "incls/_bytecodeInterpreter.cpp.incl" - -#include <linux/auxvec.h> -#include <asm/hwcap.h> - -#define VECBUFF_SIZE 64 - -extern "C" unsigned hwcap(void) -{ - int fd; - unsigned vecs[VECBUFF_SIZE]; - unsigned *p; - int i, n; - unsigned rc = 0; - unsigned arch = 4; - - fd = open("/proc/self/auxv", O_RDONLY); - if (fd < 0) return 0; - do { - n = read(fd, vecs, VECBUFF_SIZE * sizeof(unsigned)); - p = vecs; - i = n/8; - while (--i >= 0) { - unsigned tag = *p++; - unsigned value = *p++; - if (tag == 0) goto fini; - if (tag == AT_HWCAP) { - if (value & HWCAP_THUMBEE) rc |= ARCH_THUMBEE; - if (value & HWCAP_VFP) rc |= ARCH_VFP; - } else if (tag == AT_PLATFORM) { - const char *s = (const char *)value; - int c; - - if (*s++ == 'v') { - arch = 0; - while ((isdigit)(c = *s++)) arch = arch * 10 + c - '0'; - } - } - } - } while (n == VECBUFF_SIZE * sizeof(unsigned)); -fini: - close(fd); -// printf("arch = %d, rc = 0x%08x\n", arch, rc); - if (arch >= 5) rc |= ARCH_CLZ; - if (arch >= 7) rc |= ARCH_THUMBEE; - return rc | (1<<arch); -} - -/* Thease functions allow the ASM interpreter to call CPP virtual functions. - * Otherwise the ASM interpreter has to grup around in the VTABLE which is - * not very portable. - */ -extern "C" bool JavaThread_is_lock_owned(JavaThread *r0, address r1) -{ - return r0->is_lock_owned(r1); -} - -extern "C" HeapWord **CollectedHeap_top_addr(CollectedHeap *r0) -{ - return r0->top_addr(); -} - -extern "C" HeapWord **CollectedHeap_end_addr(CollectedHeap *r0) -{ - return r0->end_addr(); -} - -extern "C" char *SharedRuntime_generate_class_cast_message(const char *name, const char *klass) -{ - return SharedRuntime::generate_class_cast_message(name, klass); -} - -#define HELPER_THROW(thread, name, msg) Exceptions::_throw_msg(thread, __FILE__, __LINE__, name, msg) - -class VMStructs { -public: - static inline klassOop klass_at_addr(constantPoolOop constants, u2 index) { - return (klassOop) *constants->obj_at_addr(index); - } -}; - -extern "C" oop Helper_new(interpreterState istate, unsigned index) -{ - JavaThread *thread = istate->thread(); - - constantPoolOop constants = istate->method()->constants(); - oop result = NULL; - if (!constants->tag_at(index).is_unresolved_klass()) { - // Make sure klass is initialized and doesn't have a finalizer - oop entry = VMStructs::klass_at_addr(constants, index); - klassOop k_entry = (klassOop) entry; - instanceKlass* ik = (instanceKlass*) k_entry->klass_part(); - if ( ik->is_initialized() && ik->can_be_fastpath_allocated() ) { - size_t obj_size = ik->size_helper(); - // If the TLAB isn't pre-zeroed then we'll have to do it - bool need_zero = !ZeroTLAB; - if (UseTLAB) { - result = (oop) thread->tlab().allocate(obj_size); - } - if (result == NULL) { - need_zero = true; - // Try allocate in shared eden - retry: - HeapWord* compare_to = *Universe::heap()->top_addr(); - HeapWord* new_top = compare_to + obj_size; - if (new_top <= *Universe::heap()->end_addr()) { - if (Atomic::cmpxchg_ptr(new_top, Universe::heap()->top_addr(), compare_to) != compare_to) { - goto retry; - } - result = (oop) compare_to; - } - } - if (result != NULL) { - // Initialize object (if nonzero size and need) and then the header - if (need_zero ) { - HeapWord* to_zero = (HeapWord*) result + sizeof(oopDesc) / oopSize; - obj_size -= sizeof(oopDesc) / oopSize; - if (obj_size > 0 ) { - memset(to_zero, 0, obj_size * HeapWordSize); - } - } - if (UseBiasedLocking) { - result->set_mark(ik->prototype_header()); - } else { - result->set_mark(markOopDesc::prototype()); - } - result->set_klass_gap(0); - result->set_klass(k_entry); - return result; - } - } - } - // Slow case allocation - InterpreterRuntime::_new(thread, istate->method()->constants(), index); - result = thread->vm_result(); - thread->set_vm_result(NULL); - return result; -} - -extern "C" int Helper_instanceof(interpreterState istate, unsigned index, oop tos) -{ - if (tos == NULL) return 0; - - // Constant pool may have actual klass or unresolved klass. If it is - // unresolved we must resolve it - if (istate->method()->constants()->tag_at(index).is_unresolved_klass()) { - InterpreterRuntime::quicken_io_cc(istate->thread()); - if (istate->thread()->has_pending_exception()) return 0; - } - klassOop klassOf = VMStructs::klass_at_addr(istate->method()->constants(), index); - klassOop objKlassOop = tos->klass(); - // - // Check for compatibilty. This check must not GC!! - // Seems way more expensive now that we must dispatch - // - return objKlassOop == klassOf || objKlassOop->klass_part()->is_subtype_of(klassOf); -} - -extern "C" oop Helper_checkcast(interpreterState istate, unsigned index, oop tos) -{ - if (tos == NULL) return NULL; - - // Constant pool may have actual klass or unresolved klass. If it is - // unresolved we must resolve it - if (istate->method()->constants()->tag_at(index).is_unresolved_klass()) { - oop except_oop; - InterpreterRuntime::quicken_io_cc(istate->thread()); - if (except_oop = istate->thread()->pending_exception()) return except_oop; - } - klassOop klassOf = VMStructs::klass_at_addr(istate->method()->constants(), index); - klassOop objKlassOop = tos->klass(); //ebx - // - // Check for compatibilty. This check must not GC!! - // Seems way more expensive now that we must dispatch - // - if (objKlassOop != klassOf && !objKlassOop->klass_part()->is_subtype_of(klassOf)) { - ResourceMark rm(istate->thread()); - const char* objName = Klass::cast(objKlassOop)->external_name(); - const char* klassName = Klass::cast(klassOf)->external_name(); - char* message = SharedRuntime::generate_class_cast_message(objName, klassName); - ThreadInVMfromJava trans(istate->thread()); - HELPER_THROW(istate->thread(), vmSymbols::java_lang_ClassCastException(), message); - } - return istate->thread()->pending_exception(); -} - -extern "C" oop Helper_aastore(interpreterState istate, oop value, int index, arrayOop arrayref) -{ - if (arrayref == NULL) { - ThreadInVMfromJava trans(istate->thread()); - HELPER_THROW(istate->thread(), vmSymbols::java_lang_NullPointerException(), ""); - } else if ((uint32_t)index >= (uint32_t)arrayref->length()) { - char message[jintAsStringSize]; - sprintf(message, "%d", index); - HELPER_THROW(istate->thread(), vmSymbols::java_lang_ArrayIndexOutOfBoundsException(), message); - } else { - if (value != NULL) { - /* Check assignability of value into arrayref */ - klassOop rhsKlassOop = value->klass(); // EBX (subclass) - klassOop elemKlassOop = ((objArrayKlass*) arrayref->klass()->klass_part())->element_klass(); - // - // Check for compatibilty. This check must not GC!! - // Seems way more expensive now that we must dispatch - // - if (rhsKlassOop != elemKlassOop && !rhsKlassOop->klass_part()->is_subtype_of(elemKlassOop)) { - HELPER_THROW(istate->thread(), vmSymbols::java_lang_ArrayStoreException(), ""); - goto handle_exception; - } - } - oop* elem_loc = (oop*)(((address) arrayref->base(T_OBJECT)) + index * sizeof(oop)); - // *(oop*)(((address) arrayref->base(T_OBJECT)) + index * sizeof(oop)) = value; - *elem_loc = value; - // Mark the card - BarrierSet* bs = Universe::heap()->barrier_set(); - static volatile jbyte* _byte_map_base = (volatile jbyte*)(((CardTableModRefBS*)bs)->byte_map_base); - OrderAccess::release_store(&_byte_map_base[(uintptr_t)elem_loc >> CardTableModRefBS::card_shift], 0); - } -handle_exception: - return istate->thread()->pending_exception(); -} - -extern "C" void Helper_aputfield(oop obj) -{ - BarrierSet* bs = Universe::heap()->barrier_set(); - static volatile jbyte* _byte_map_base = (volatile jbyte*)(((CardTableModRefBS*)bs)->byte_map_base); - OrderAccess::release_store(&_byte_map_base[(uintptr_t)obj >> CardTableModRefBS::card_shift], 0); -} - -extern "C" oop Helper_synchronized_enter(JavaThread *thread, BasicObjectLock *mon) -{ - BasicLock *lock = mon->lock(); - markOop displaced = lock->displaced_header(); - - if (thread->is_lock_owned((address)displaced->clear_lock_bits())) - lock->set_displaced_header(NULL); - else - InterpreterRuntime::monitorenter(thread, mon); - return thread->pending_exception(); -} - -extern "C" oop Helper_synchronized_exit(JavaThread *thread, BasicObjectLock *mon) -{ - { - HandleMark __hm(thread); - if (mon->obj() == NULL) - InterpreterRuntime::throw_illegal_monitor_state_exception(thread); - else - InterpreterRuntime::monitorexit(thread, mon); - } - return thread->pending_exception(); -} - -extern "C" oop Helper_SafePoint(JavaThread *thread) -{ - { - HandleMarkCleaner __hmc(thread); - } - SafepointSynchronize::block(thread); - return thread->pending_exception(); -} - -extern "C" void Helper_RaiseArrayBoundException(JavaThread *thread, int index) -{ - char message[jintAsStringSize]; - sprintf(message, "%d", index); - { - ThreadInVMfromJava trans(thread); - Exceptions::_throw_msg(thread, "[Bytecoce Interpreter]", 99, - vmSymbols::java_lang_ArrayIndexOutOfBoundsException(), message); - } -} - -extern "C" void Helper_Raise(JavaThread *thread, symbolOopDesc *name, char const *msg) -{ - ThreadInVMfromJava trans(thread); - Exceptions::_throw_msg(thread, "[Bytecoce Interpreter]", 99, name, msg); -} - -extern "C" void Helper_RaiseIllegalMonitorException(JavaThread *thread) -{ - HandleMark __hm(thread); - thread->clear_pending_exception(); - InterpreterRuntime::throw_illegal_monitor_state_exception(thread); -} - -extern "C" address Helper_HandleException(interpreterState istate, JavaThread *thread) -{ - HandleMarkCleaner __hmc(thread); - Handle except_oop(thread, thread->pending_exception()); - HandleMark __hm(thread); - intptr_t continuation_bci; - intptr_t *topOfStack; - address pc; - - thread->clear_pending_exception(); - continuation_bci = (intptr_t)InterpreterRuntime::exception_handler_for_exception(thread, except_oop()); - except_oop = (oop) thread->vm_result(); - thread->set_vm_result(NULL); - if (continuation_bci >= 0) { - topOfStack = (intptr_t *)istate->stack(); - *topOfStack-- = (intptr_t)except_oop(); - istate->set_stack(topOfStack); - pc = istate->method()->code_base() + continuation_bci; -#if 0 - tty->print_cr("Exception <%s> (" INTPTR_FORMAT ")", Klass::cast(except_oop->klass())->external_name(), except_oop()); - tty->print_cr(" thrown in interpreter method <%s>", istate->method()->name_and_sig_as_C_string()); - tty->print_cr(" at bci %d, continuing at %d for thread " INTPTR_FORMAT, - pc - (intptr_t)istate->method()->code_base(), - continuation_bci, thread); -#endif - return pc; - } -#if 0 - tty->print_cr("Exception <%s> (" INTPTR_FORMAT ")", Klass::cast(except_oop->klass())->external_name(), except_oop()); - tty->print_cr(" thrown in interpreter method <%s>", istate->method()->name_and_sig_as_C_string()); - tty->print_cr(" at bci %d, unwinding for thread " INTPTR_FORMAT, - pc - (intptr_t) istate->method()->code_base(), - thread); -#endif - thread->set_pending_exception(except_oop(), NULL, 0); - return 0; -} - -#endif // STATIC_OFFSETS - -#ifdef STATIC_OFFSETS - -#include "incls/_precompiled.incl" - -class VMStructs { -public: - static void print_vm_offsets(void); -}; - -#define outfile stdout - -void print_def(const char *s, int v) -{ - fprintf(outfile, "#undef %-40s\n", s); - fprintf(outfile, "#define %-40s 0x%02x\n", s, v); -} - -void nl(void) -{ - fputc('\n', outfile); -} - -// ZeroFrame is not friends with VMStructs, but it is with ZeroStackPrinter -class ZeroStackPrinter { -public: - static void print_vm_offsets(void); -}; - -void ZeroStackPrinter::print_vm_offsets(void) -{ - print_def("INTERPRETER_FRAME", ZeroFrame::INTERPRETER_FRAME); -} - -void VMStructs::print_vm_offsets(void) -{ - print_def("ISTATE_THREAD", offset_of(BytecodeInterpreter, _thread)); - print_def("ISTATE_BCP", offset_of(BytecodeInterpreter, _bcp)); - print_def("ISTATE_LOCALS", offset_of(BytecodeInterpreter, _locals)); - print_def("ISTATE_CONSTANTS", offset_of(BytecodeInterpreter, _constants)); - print_def("ISTATE_METHOD", offset_of(BytecodeInterpreter, _method)); - print_def("ISTATE_STACK", offset_of(BytecodeInterpreter, _stack)); - print_def("ISTATE_MSG", offset_of(BytecodeInterpreter, _msg)); - print_def("ISTATE_OOP_TEMP", offset_of(BytecodeInterpreter, _oop_temp)); - print_def("ISTATE_STACK_BASE",offset_of(BytecodeInterpreter, _stack_base)); - print_def("ISTATE_STACK_LIMIT",offset_of(BytecodeInterpreter, _stack_limit)); - print_def("ISTATE_MONITOR_BASE",offset_of(BytecodeInterpreter, _monitor_base)); - print_def("ISTATE_SELF_LINK", offset_of(BytecodeInterpreter, _self_link)); - print_def("ISTATE_FRAME_TYPE", sizeof(BytecodeInterpreter) + 0); - print_def("ISTATE_NEXT_FRAME", sizeof(BytecodeInterpreter) + 4); - print_def("FRAME_SIZE", sizeof(BytecodeInterpreter) + 8); - nl(); - ZeroStackPrinter::print_vm_offsets(); - nl(); - print_def("THREAD_PENDING_EXC", offset_of(JavaThread, _pending_exception)); - print_def("THREAD_SUSPEND_FLAGS", offset_of(JavaThread, _suspend_flags)); - print_def("THREAD_ACTIVE_HANDLES", offset_of(JavaThread, _active_handles)); - print_def("THREAD_LAST_HANDLE_MARK", offset_of(JavaThread, _last_handle_mark)); - print_def("THREAD_TLAB_TOP", offset_of(JavaThread, _tlab) + offset_of(ThreadLocalAllocBuffer, _top)); - print_def("THREAD_TLAB_END", offset_of(JavaThread, _tlab) + offset_of(ThreadLocalAllocBuffer, _end)); - print_def("THREAD_RESOURCEAREA", offset_of(JavaThread, _resource_area)); - print_def("THREAD_HANDLE_AREA", offset_of(JavaThread, _handle_area)); - print_def("THREAD_STACK_BASE", offset_of(JavaThread, _stack_base)); - print_def("THREAD_STACK_SIZE", offset_of(JavaThread, _stack_size)); - print_def("THREAD_LAST_JAVA_SP", offset_of(JavaThread, _anchor) + offset_of(JavaFrameAnchor, _last_Java_sp)); - print_def("THREAD_JNI_ENVIRONMENT", offset_of(JavaThread, _jni_environment)); - print_def("THREAD_VM_RESULT", offset_of(JavaThread, _vm_result)); - print_def("THREAD_STATE", offset_of(JavaThread, _thread_state)); - print_def("THREAD_DO_NOT_UNLOCK", offset_of(JavaThread, _do_not_unlock_if_synchronized)); - - print_def("THREAD_JAVA_STACK_BASE", offset_of(JavaThread, _zero_stack) + in_bytes(ZeroStack::base_offset())); - print_def("THREAD_JAVA_SP", offset_of(JavaThread, _zero_stack) + in_bytes(ZeroStack::sp_offset())); - print_def("THREAD_TOP_ZERO_FRAME", offset_of(JavaThread, _top_zero_frame)); - print_def("THREAD_SPECIALRUNTIMEEXITCONDITION", offset_of(JavaThread, _special_runtime_exit_condition)); - nl(); - print_def("_thread_external_suspend", Thread::_external_suspend); - print_def("_thread_ext_suspended", Thread::_ext_suspended); - print_def("_thread_deopt_suspend", Thread::_deopt_suspend); - nl(); - print_def("METHOD_CONSTMETHOD", offset_of(methodOopDesc, _constMethod)); - print_def("METHOD_CONSTANTS", offset_of(methodOopDesc, _constants)); - print_def("METHOD_METHODDATA", offset_of(methodOopDesc, _method_data)); - print_def("METHOD_INVOKECOUNT", offset_of(methodOopDesc, _interpreter_invocation_count)); - print_def("METHOD_ACCESSFLAGS", offset_of(methodOopDesc, _access_flags)); - print_def("METHOD_VTABLEINDEX", offset_of(methodOopDesc, _vtable_index)); - print_def("METHOD_RESULTINDEX", offset_of(methodOopDesc, _result_index)); - print_def("METHOD_METHODSIZE", offset_of(methodOopDesc, _method_size)); - print_def("METHOD_MAXSTACK", offset_of(methodOopDesc, _max_stack)); - print_def("METHOD_MAXLOCALS", offset_of(methodOopDesc, _max_locals)); - print_def("METHOD_SIZEOFPARAMETERS", offset_of(methodOopDesc, _size_of_parameters)); - print_def("METHOD_INVOCATIONCOUNTER", offset_of(methodOopDesc, _invocation_counter)); - print_def("METHOD_BACKEDGECOUNTER", offset_of(methodOopDesc, _backedge_counter)); - print_def("METHOD_FROM_INTERPRETED", offset_of(methodOopDesc, _from_interpreted_entry)); - // ECN: These two appear to be just tagged onto the end of the class - print_def("METHOD_NATIVEHANDLER", sizeof(methodOopDesc)); - print_def("METHOD_SIGNATUREHANDLER", sizeof(methodOopDesc)+4); - nl(); - print_def("CONSTMETHOD_CODESIZE", offset_of(constMethodOopDesc, _code_size)); - print_def("CONSTMETHOD_CODEOFFSET", sizeof(constMethodOopDesc)); - nl(); - print_def("JNIHANDLEBLOCK_TOP", offset_of(JNIHandleBlock, _top)); - nl(); - print_def("KLASS_PART", klassOopDesc::klass_part_offset_in_bytes()); - print_def("KLASS_ACCESSFLAGS", offset_of(Klass, _access_flags)); - print_def("KLASS_JAVA_MIRROR", offset_of(Klass, _java_mirror)); - print_def("INSTANCEKLASS_INITSTATE", offset_of(instanceKlass, _init_state)); - print_def("INSTANCEKLASS_VTABLE_LEN", offset_of(instanceKlass, _vtable_len)); - print_def("INSTANCEKLASS_ITABLE_LEN", offset_of(instanceKlass, _itable_len)); - print_def("INSTANCEKLASS_VTABLE_OFFSET", instanceKlass::vtable_start_offset() * sizeof(int *)); - print_def("OBJARRAYKLASS_ELEMENTKLASS", offset_of(objArrayKlass, _element_klass)); - nl(); - print_def("CONSTANTPOOL_TAGS", offset_of(constantPoolOopDesc, _tags)); - print_def("CONSTANTPOOL_CACHE", offset_of(constantPoolOopDesc, _cache)); - print_def("CONSTANTPOOL_POOL_HOLDER", offset_of(constantPoolOopDesc, _pool_holder)); - print_def("CONSTANTPOOL_BASE", sizeof(constantPoolOopDesc)); - nl(); - print_def("CP_OFFSET", in_bytes(constantPoolCacheOopDesc::base_offset())); - nl(); - print_def("BASE_OFFSET_BYTE", arrayOopDesc::base_offset_in_bytes(T_BYTE)); - print_def("BASE_OFFSET_SHORT", arrayOopDesc::base_offset_in_bytes(T_SHORT)); - print_def("BASE_OFFSET_WORD", arrayOopDesc::base_offset_in_bytes(T_INT)); - print_def("BASE_OFFSET_LONG", arrayOopDesc::base_offset_in_bytes(T_LONG)); - nl(); - print_def("SIZEOF_HANDLEMARK", sizeof(HandleMark)); -} - -int main(void) -{ - print_def("ARCH_VFP", ARCH_VFP); - print_def("ARCH_THUMBEE", ARCH_THUMBEE); - print_def("ARCH_CLZ", ARCH_CLZ); - nl(); - print_def("JVM_CONSTANT_Utf8", JVM_CONSTANT_Utf8); - print_def("JVM_CONSTANT_Unicode", JVM_CONSTANT_Unicode); - print_def("JVM_CONSTANT_Integer", JVM_CONSTANT_Integer); - print_def("JVM_CONSTANT_Float", JVM_CONSTANT_Float); - print_def("JVM_CONSTANT_Long", JVM_CONSTANT_Long); - print_def("JVM_CONSTANT_Double", JVM_CONSTANT_Double); - print_def("JVM_CONSTANT_Class", JVM_CONSTANT_Class); - print_def("JVM_CONSTANT_String", JVM_CONSTANT_String); - print_def("JVM_CONSTANT_Fieldref", JVM_CONSTANT_Fieldref); - print_def("JVM_CONSTANT_Methodref", JVM_CONSTANT_Methodref); - print_def("JVM_CONSTANT_InterfaceMethodref", JVM_CONSTANT_InterfaceMethodref); - print_def("JVM_CONSTANT_NameAndType", JVM_CONSTANT_NameAndType); - nl(); - print_def("JVM_CONSTANT_UnresolvedClass", JVM_CONSTANT_UnresolvedClass); - print_def("JVM_CONSTANT_ClassIndex", JVM_CONSTANT_ClassIndex); - print_def("JVM_CONSTANT_UnresolvedString", JVM_CONSTANT_UnresolvedString); - print_def("JVM_CONSTANT_StringIndex", JVM_CONSTANT_StringIndex); - print_def("JVM_CONSTANT_UnresolvedClassInError",JVM_CONSTANT_UnresolvedClassInError); - nl(); - print_def("JVM_ACC_PUBLIC", JVM_ACC_PUBLIC); - print_def("JVM_ACC_PRIVATE", JVM_ACC_PRIVATE); - print_def("JVM_ACC_PROTECTED", JVM_ACC_PROTECTED); - print_def("JVM_ACC_STATIC", JVM_ACC_STATIC); - print_def("JVM_ACC_FINAL", JVM_ACC_FINAL); - print_def("JVM_ACC_SYNCHRONIZED", JVM_ACC_SYNCHRONIZED); - print_def("JVM_ACC_SUPER", JVM_ACC_SUPER); - print_def("JVM_ACC_VOLATILE", JVM_ACC_VOLATILE); - print_def("JVM_ACC_BRIDGE", JVM_ACC_BRIDGE); - print_def("JVM_ACC_TRANSIENT", JVM_ACC_TRANSIENT); - print_def("JVM_ACC_VARARGS", JVM_ACC_VARARGS); - print_def("JVM_ACC_NATIVE", JVM_ACC_NATIVE); - print_def("JVM_ACC_INTERFACE", JVM_ACC_INTERFACE); - print_def("JVM_ACC_ABSTRACT", JVM_ACC_ABSTRACT); - print_def("JVM_ACC_STRICT", JVM_ACC_STRICT); - print_def("JVM_ACC_SYNTHETIC", JVM_ACC_SYNTHETIC); - print_def("JVM_ACC_ANNOTATION", JVM_ACC_ANNOTATION); - print_def("JVM_ACC_ENUM", JVM_ACC_ENUM); - print_def("JVM_ACC_HAS_FINALIZER", JVM_ACC_HAS_FINALIZER); - nl(); - print_def("T_BOOLEAN", T_BOOLEAN); - print_def("T_CHAR", T_CHAR); - print_def("T_FLOAT", T_FLOAT); - print_def("T_DOUBLE", T_DOUBLE); - print_def("T_BYTE", T_BYTE); - print_def("T_SHORT", T_SHORT); - print_def("T_INT", T_INT); - print_def("T_LONG", T_LONG); - print_def("T_OBJECT", T_OBJECT); - print_def("T_ARRAY", T_ARRAY); - print_def("T_VOID", T_VOID); - nl(); - print_def("tos_btos", btos); - print_def("tos_ctos", ctos); - print_def("tos_stos", stos); - print_def("tos_itos", itos); - print_def("tos_ltos", ltos); - print_def("tos_ftos", ftos); - print_def("tos_dtos", dtos); - print_def("tos_atos", atos); - nl(); - print_def("_thread_uninitialized", _thread_uninitialized); - print_def("_thread_new", _thread_new); - print_def("_thread_new_trans", _thread_new_trans); - print_def("_thread_in_native", _thread_in_native); - print_def("_thread_in_native_trans", _thread_in_native_trans); - print_def("_thread_in_vm", _thread_in_vm); - print_def("_thread_in_vm_trans", _thread_in_vm_trans); - print_def("_thread_in_Java", _thread_in_Java); - print_def("_thread_in_Java_trans", _thread_in_Java_trans); - print_def("_thread_blocked", _thread_blocked); - print_def("_thread_blocked_trans", _thread_blocked_trans); - print_def("_thread_max_state", _thread_max_state); - nl(); - print_def("class_unparsable_by_gc", instanceKlass::unparsable_by_gc); - print_def("class_allocated", instanceKlass::allocated); - print_def("class_loaded", instanceKlass::loaded); - print_def("class_linked", instanceKlass::linked); - print_def("class_being_initialized", instanceKlass::being_initialized); - print_def("class_fully_initialized", instanceKlass::fully_initialized); - print_def("class_init_error", instanceKlass::initialization_error); - nl(); - print_def("flag_methodInterface", 1 << ConstantPoolCacheEntry::methodInterface); - print_def("flag_volatileField", 1 << ConstantPoolCacheEntry::volatileField); - print_def("flag_vfinalMethod", 1 << ConstantPoolCacheEntry::vfinalMethod); - print_def("flag_finalField", 1 << ConstantPoolCacheEntry::finalField); - nl(); - print_def("INVOCATIONCOUNTER_COUNTINCREMENT", InvocationCounter::count_increment); - nl(); - VMStructs::print_vm_offsets(); - nl(); - print_def("VMSYMBOLS_ArithmeticException", vmSymbols::java_lang_ArithmeticException_enum); - print_def("VMSYMBOLS_ArrayIndexOutOfBounds", vmSymbols::java_lang_ArrayIndexOutOfBoundsException_enum); - print_def("VMSYMBOLS_ArrayStoreException", vmSymbols::java_lang_ArrayStoreException_enum); - print_def("VMSYMBOLS_ClassCastException", vmSymbols::java_lang_ClassCastException_enum); - print_def("VMSYMBOLS_NullPointerException", vmSymbols::java_lang_NullPointerException_enum); - print_def("VMSYMBOLS_AbstractMethodError", vmSymbols::java_lang_AbstractMethodError_enum); - print_def("VMSYMBOLS_IncompatibleClassChangeError", vmSymbols::java_lang_IncompatibleClassChangeError_enum); - print_def("VMSYMBOLS_InternalError", vmSymbols::java_lang_InternalError_enum); - - return 0; -} - -#endif // STATIC_OFFSETS
--- a/arm_port/hotspot/src/cpu/zero/vm/bytecodes_arm.def Mon Jul 11 10:59:47 2011 +0200 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 @@ -1,7695 +0,0 @@ -@ Copyright 2009, 2010 Edward Nevill -@ DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. -@ -@ This code is free software; you can redistribute it and/or modify it -@ under the terms of the GNU General Public License version 2 only, as -@ published by the Free Software Foundation. -@ -@ This code is distributed in the hope that it will be useful, but WITHOUT -@ ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or -@ FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License -@ version 2 for more details (a copy is included in the LICENSE file that -@ accompanied this code). -@ -@ You should have received a copy of the GNU General Public License version -@ 2 along with this work; if not, write to the Free Software Foundation, -@ Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. - -#ifdef SHARK -#define DISABLE_NOTICE_SAFEPOINTS -#endif - -#ifndef DISABLE_HW_FP -#define HW_FP -#endif -#ifndef DISABLE_NOTICE_SAFEPOINTS -#define NOTICE_SAFEPOINTS -#endif -#ifndef DISABLE_FAST_BYTECODES -#define FAST_BYTECODES -#endif - -nop = 0x00, 1 -aconst_null = 0x01, 1 -iconst_m1 = 0x02, 1 -iconst_0 = 0x03, 1 -iconst_1 = 0x04, 1 -iconst_2 = 0x05, 1 -iconst_3 = 0x06, 1 -iconst_4 = 0x07, 1 -iconst_5 = 0x08, 1 -lconst_0 = 0x09, 1 -lconst_1 = 0x0a, 1 -fconst_0 = 0x0b, 1 -fconst_1 = 0x0c, 1 -fconst_2 = 0x0d, 1 -dconst_0 = 0x0e, 1 -dconst_1 = 0x0f, 1 -bipush = 0x10, 2 -sipush = 0x11, 3 -ldc = 0x12, 2 -ldc_w = 0x13, 3 -ldc2_w = 0x14, 3 -iload = 0x15, 2 -lload = 0x16, 2 -fload = 0x17, 2 -dload = 0x18, 2 -aload = 0x19, 2 -iload_0 = 0x1a, 1 -iload_1 = 0x1b, 1 -iload_2 = 0x1c, 1 -iload_3 = 0x1d, 1 -lload_0 = 0x1e, 1 -lload_1 = 0x1f, 1 -lload_2 = 0x20, 1 -lload_3 = 0x21, 1 -fload_0 = 0x22, 1 -fload_1 = 0x23, 1 -fload_2 = 0x24, 1 -fload_3 = 0x25, 1 -dload_0 = 0x26, 1 -dload_1 = 0x27, 1 -dload_2 = 0x28, 1 -dload_3 = 0x29, 1 -aload_0 = 0x2a, 1 -aload_1 = 0x2b, 1 -aload_2 = 0x2c, 1 -aload_3 = 0x2d, 1 -iaload = 0x2e, 1 -laload = 0x2f, 1 -faload = 0x30, 1 -daload = 0x31, 1 -aaload = 0x32, 1 -baload = 0x33, 1 -caload = 0x34, 1 -saload = 0x35, 1 -istore = 0x36, 2 -lstore = 0x37, 2 -fstore = 0x38, 2 -dstore = 0x39, 2 -astore = 0x3a, 2 -istore_0 = 0x3b, 1 -istore_1 = 0x3c, 1 -istore_2 = 0x3d, 1 -istore_3 = 0x3e, 1 -lstore_0 = 0x3f, 1 -lstore_1 = 0x40, 1 -lstore_2 = 0x41, 1 -lstore_3 = 0x42, 1 -fstore_0 = 0x43, 1 -fstore_1 = 0x44, 1 -fstore_2 = 0x45, 1 -fstore_3 = 0x46, 1 -dstore_0 = 0x47, 1 -dstore_1 = 0x48, 1 -dstore_2 = 0x49, 1 -dstore_3 = 0x4a, 1 -astore_0 = 0x4b, 1 -astore_1 = 0x4c, 1 -astore_2 = 0x4d, 1 -astore_3 = 0x4e, 1 -iastore = 0x4f, 1 -lastore = 0x50, 1 -fastore = 0x51, 1 -dastore = 0x52, 1 -aastore = 0x53, 1 -bastore = 0x54, 1 -castore = 0x55, 1 -sastore = 0x56, 1 -pop = 0x57, 1 -pop2 = 0x58, 1 -dup = 0x59, 1 -dup_x1 = 0x5a, 1 -dup_x2 = 0x5b, 1 -dup2 = 0x5c, 1 -dup2_x1 = 0x5d, 1 -dup2_x2 = 0x5e, 1 -swap = 0x5f, 1 -iadd = 0x60, 1 -ladd = 0x61, 1 -fadd = 0x62, 1 -dadd = 0x63, 1 -isub = 0x64, 1 -lsub = 0x65, 1 -fsub = 0x66, 1 -dsub = 0x67, 1 -imul = 0x68, 1 -lmul = 0x69, 1 -fmul = 0x6a, 1 -dmul = 0x6b, 1 -idiv = 0x6c, 1 -ldiv = 0x6d, 1 -fdiv = 0x6e, 1 -ddiv = 0x6f, 1 -irem = 0x70, 1 -lrem = 0x71, 1 -frem = 0x72, 1 -drem = 0x73, 1 -ineg = 0x74, 1 -lneg = 0x75, 1 -fneg = 0x76, 1 -dneg = 0x77, 1 -ishl = 0x78, 1 -lshl = 0x79, 1 -ishr = 0x7a, 1 -lshr = 0x7b, 1 -iushr = 0x7c, 1 -lushr = 0x7d, 1 -iand = 0x7e, 1 -land = 0x7f, 1 -ior = 0x80, 1 -lor = 0x81, 1 -ixor = 0x82, 1 -lxor = 0x83, 1 -iinc = 0x84, 3 -i2l = 0x85, 1 -i2f = 0x86, 1 -i2d = 0x87, 1 -l2i = 0x88, 1 -l2f = 0x89, 1 -l2d = 0x8a, 1 -f2i = 0x8b, 1 -f2l = 0x8c, 1 -f2d = 0x8d, 1 -d2i = 0x8e, 1 -d2l = 0x8f, 1 -d2f = 0x90, 1 -i2b = 0x91, 1 -i2c = 0x92, 1 -i2s = 0x93, 1 -lcmp = 0x94, 1 -fcmpl = 0x95, 1 -fcmpg = 0x96, 1 -dcmpl = 0x97, 1 -dcmpg = 0x98, 1 -ifeq = 0x99, 0 -ifne = 0x9a, 0 -iflt = 0x9b, 0 -ifge = 0x9c, 0 -ifgt = 0x9d, 0 -ifle = 0x9e, 0 -if_icmpeq = 0x9f, 0 -if_icmpne = 0xa0, 0 -if_icmplt = 0xa1, 0 -if_icmpge = 0xa2, 0 -if_icmpgt = 0xa3, 0 -if_icmple = 0xa4, 0 -if_acmpeq = 0xa5, 0 -if_acmpne = 0xa6, 0 -goto = 0xa7, 0 -jsr = 0xa8, 0 -ret = 0xa9, 0 -tableswitch = 0xaa, 0 -lookupswitch = 0xab, 0 -ireturn = 0xac, 0 -lreturn = 0xad, 0 -freturn = 0xae, 0 -dreturn = 0xaf, 0 -areturn = 0xb0, 0 -return = 0xb1, 0 -getstatic = 0xb2, 3 -putstatic = 0xb3, 3 -getfield = 0xb4, 3 -putfield = 0xb5, 3 -invokevirtual = 0xb6, 3 -invokespecial = 0xb7, 3 -invokestatic = 0xb8, 3 -invokeinterface = 0xb9, 0 -new = 0xbb, 3 -newarray = 0xbc, 2 -anewarray = 0xbd, 3 -arraylength = 0xbe, 1 -athrow = 0xbf, 0 -checkcast = 0xc0, 3 -instanceof = 0xc1, 3 -monitorenter = 0xc2, 1 -monitorexit = 0xc3, 1 -wide = 0xc4, 1 -multianewarray = 0xc5, 4 -ifnull = 0xc6, 0 -ifnonnull = 0xc7, 0 -goto_w = 0xc8, 0 -jsr_w = 0xc9, 0 -breakpoint = 0xca, 0 - -#ifdef FAST_BYTECODES - -@agetfield = 0xcb, 3 -bgetfield = 0xcc, 3 -cgetfield = 0xcd, 3 -@dgetfield = 0xce, 3 -@fgetfield = 0xcf, 3 -igetfield = 0xd0, 3 -lgetfield = 0xd1, 3 -sgetfield = 0xd2, 3 - -aputfield = 0xd3, 3 -bputfield = 0xd4, 3 -cputfield = 0xd5, 3 -@dputfield = 0xd6, 3 -@fputfield = 0xd7, 3 -iputfield = 0xd8, 3 -lputfield = 0xd9, 3 -@sputfield = 0xda, 3 - -iaccess_0 = 0xdb, 4 -iaccess_1 = 0xdc, 4 -iaccess_2 = 0xdd, 4 -iaccess_3 = 0xde, 4 - -invokeresolved = 0xdf, 3 -invokespecialresolved = 0xe0, 3 -invokestaticresolved = 0xe1, 3 -invokevfinal = 0xe2, 3 - -iload_iload = 0xe3, 4 -iload_iload_N = 0xe4, 3 - -@return_register_finalizer = 0xe5, 1 - -iload_0_iconst_N = 0xe7, 2 -iload_1_iconst_N = 0xe8, 2 -iload_2_iconst_N = 0xe9, 2 -iload_3_iconst_N = 0xea, 2 -iload_iconst_N = 0xeb, 3 -iadd_istore_N = 0xec, 2 -isub_istore_N = 0xed, 2 -iand_istore_N = 0xee, 2 -ior_istore_N = 0xef, 2 -ixor_istore_N = 0xf0, 2 -iadd_u4store = 0xf1, 3 -isub_u4store = 0xf2, 3 -iand_u4store = 0xf3, 3 -ior_u4store = 0xf4, 3 -ixor_u4store = 0xf5, 3 -iload_0_iload = 0xf6, 3 -iload_1_iload = 0xf7, 3 -iload_2_iload = 0xf8, 3 -iload_3_iload = 0xf9, 3 -iload_0_iload_N = 0xfa, 2 -iload_1_iload_N = 0xfb, 2 -iload_2_iload_N = 0xfc, 2 -iload_3_iload_N = 0xfd, 2 - -#endif // FAST_BYTECODES - -return_register_finalizer = 0xe5, 1 - -(nop) { - DISPATCH \seq_len -} - -(aconst_null,fconst_0) u4const_0 { - DISPATCH_START_R2 - mov lr, #0 - DISPATCH_NEXT - PUSH lr - DISPATCH_FINISH -} - -(iconst_m1,iconst_0,iconst_1,iconst_2,iconst_3,iconst_4,iconst_5) iconst_N { - sub lr, r0, #opc_iconst_0 - DISPATCH_START_R2 - PUSH lr - DISPATCH_FINISH -} - -(lconst_0,dconst_0) u8const_0 { - DISPATCH_START_R2 - mov tmp1, #0 - DISPATCH_NEXT - PUSH tmp1 - DISPATCH_NEXT - DISPATCH_NEXT - DISPATCH_NEXT - PUSH tmp1 - DISPATCH_FINISH -} - -(lconst_1) lconst_1 { - DISPATCH_START_R2 - mov tmp2, #1 - DISPATCH_NEXT - mov tmp1, #0 - DISPATCH_NEXT - DISPATCH_NEXT - DISPATCH_NEXT - PUSH tmp2, tmp1 - DISPATCH_FINISH -} - -(fconst_1) fconst_1 { - DISPATCH_START_R2 - mov tmp1, #0x3f800000 - DISPATCH_NEXT - PUSH tmp1 - DISPATCH_FINISH -} - -(fconst_2) fconst_2 { - DISPATCH_START_R2 - mov r2, #0x40000000 - DISPATCH_NEXT - PUSH r2 - DISPATCH_FINISH -} - -(dconst_1) dconst_1 { - DISPATCH_START_R2 - mov tmp1, #0x3f000000 - DISPATCH_NEXT - orr tmp1, tmp1, #0x00f00000 - DISPATCH_NEXT - mov tmp2, #0 - DISPATCH_NEXT - DISPATCH_NEXT - PUSH tmp2, tmp1 - DISPATCH_FINISH -} - -(bipush) bipush { - DISPATCH_START \seq_len - mov tmp1, r2, lsl #24 - DISPATCH_NEXT - mov tmp1, tmp1, asr #24 - DISPATCH_NEXT - DISPATCH_NEXT - DISPATCH_NEXT - PUSH tmp1 - DISPATCH_FINISH -} - -@ r2 = [jpc, #1] -@ r1 = [jpc, #2] -(sipush) sipush { - ldrb r1, [jpc, #2] - DISPATCH_START \seq_len - DISPATCH_NEXT - mov r2, r2, lsl #24 - orr tmp1, r1, r2, asr #16 - DISPATCH_NEXT - DISPATCH_NEXT - DISPATCH_NEXT - PUSH tmp1 - DISPATCH_FINISH -} - -@ r2 = [jpc, #1] -(iload,fload,aload) u4load { - DISPATCH_START \seq_len - rsb tmp1, r2, #0 - DISPATCH_NEXT - ldr tmp1, [locals, tmp1, lsl #2] - DISPATCH_NEXT - DISPATCH_NEXT - DISPATCH_NEXT - PUSH tmp1 - DISPATCH_FINISH -} - -@ r2 = [jpc, #1] -(lload,dload) u8load { - DISPATCH_START \seq_len - sub r3, locals, r2, lsl #2 - DISPATCH_NEXT - ldmda r3, {tmp2, tmp1} - DISPATCH_NEXT - DISPATCH_NEXT - DISPATCH_NEXT - PUSH tmp2, tmp1 - DISPATCH_FINISH -} - -(aload_0,aload_1,aload_2,aload_3) { - rsb tmp1, r0, #opc_aload_0 - DISPATCH_START_R2 - DISPATCH_NEXT - ldr tmp1, [locals, tmp1, lsl #2] - DISPATCH_NEXT - DISPATCH_NEXT - DISPATCH_NEXT - PUSH tmp1 - DISPATCH_FINISH -} - -(iload_0,iload_1,iload_2,iload_3) { - rsb tmp1, r0, #opc_iload_0 - DISPATCH_START_R2 - DISPATCH_NEXT - ldr tmp1, [locals, tmp1, lsl #2] - DISPATCH_NEXT - DISPATCH_NEXT - DISPATCH_NEXT - PUSH tmp1 - DISPATCH_FINISH -} - -(fload_0,fload_1,fload_2,fload_3) { - rsb tmp1, r0, #opc_fload_0 - DISPATCH_START_R2 - DISPATCH_NEXT - ldr tmp1, [locals, tmp1, lsl #2] - DISPATCH_NEXT - DISPATCH_NEXT - DISPATCH_NEXT - PUSH tmp1 - DISPATCH_FINISH -} - -(lload_0,dload_0) u8load_0 { - DISPATCH_START_R2 - ldmda locals, {tmp2-tmp1} - DISPATCH_NEXT - PUSH tmp1 - DISPATCH_NEXT - DISPATCH_NEXT - DISPATCH_NEXT - PUSH tmp2 - DISPATCH_FINISH -} - -(lload_1,dload_1) u8load_1 { - DISPATCH_START_R2 - ldmdb locals, {tmp2-tmp1} - DISPATCH_NEXT - PUSH tmp1 - DISPATCH_NEXT - DISPATCH_NEXT - DISPATCH_NEXT - PUSH tmp2 - DISPATCH_FINISH -} - -(lload_2,dload_2) u8load_2 { - DISPATCH_START_R2 - ldr tmp2, [locals, #-12] - DISPATCH_NEXT - ldr tmp1, [locals, #-8] - DISPATCH_NEXT - DISPATCH_NEXT - DISPATCH_NEXT - PUSH tmp2, tmp1 - DISPATCH_FINISH -} - -(lload_3,dload_3) u8load_3 { - DISPATCH_START_R2 - ldr tmp2, [locals, #-16] - DISPATCH_NEXT - ldr tmp1, [locals, #-12] - DISPATCH_NEXT - DISPATCH_NEXT - DISPATCH_NEXT - PUSH tmp2, tmp1 - DISPATCH_FINISH -} - -(iaload,faload,aaload) u4aload { - GET_STACK 1, r3 - DISPATCH_START_R2_R0 - POP r2 - DISPATCH_START_R2_JPC - SW_NPC cmp r3, #0 - SW_NPC beq null_ptr_exception_jpc_1 -.abortentry5: - ldr lr, [r3, #8] @ lr = length - DISPATCH_NEXT - cmp r2, lr - bcs array_bound_exception_jpc_1 - DISPATCH_NEXT - add r3, r3, r2, lsl #2 - DISPATCH_NEXT - ldr tmp1, [r3, #BASE_OFFSET_WORD] - DISPATCH_NEXT - PUT_STACK 0, tmp1 - DISPATCH_FINISH -} - -(laload,daload) u8aload { - GET_STACK 1, r3 - DISPATCH_START_R2_R0 - GET_STACK 0, r2 - DISPATCH_START_R2_JPC - SW_NPC cmp r3, #0 - SW_NPC beq null_ptr_exception_jpc_1 -.abortentry6: - ldr lr, [r3, #8] @ lr = length - DISPATCH_NEXT - cmp r2, lr - bcs array_bound_exception_jpc_1 - DISPATCH_NEXT - add r3, r3, r2, lsl #3 - ldr tmp2, [r3, #BASE_OFFSET_LONG] - DISPATCH_NEXT - ldr tmp1, [r3, #20] - DISPATCH_NEXT - PUT_STACK 1, tmp1 - PUT_STACK 0, tmp2 - DISPATCH_FINISH -} - -(baload) baload { - GET_STACK 1, r3 - DISPATCH_START_R2_R0 - POP r2 - DISPATCH_START_R2_JPC - SW_NPC cmp r3, #0 - SW_NPC beq null_ptr_exception_jpc_1 -.abortentry7: - ldr lr, [r3, #8] @ lr = length - DISPATCH_NEXT - cmp r2, lr - bcs array_bound_exception_jpc_1 - DISPATCH_NEXT - add r3, r3, r2 - DISPATCH_NEXT - ldrsb tmp1, [r3, #BASE_OFFSET_BYTE] - DISPATCH_NEXT - PUT_STACK 0, tmp1 - DISPATCH_FINISH -} - -(caload) caload { - GET_STACK 1, r3 - DISPATCH_START_R2_R0 - POP r2 - DISPATCH_START_R2_JPC - SW_NPC cmp r3, #0 - SW_NPC beq null_ptr_exception_jpc_1 -.abortentry8: - ldr lr, [r3, #8] @ lr = length - DISPATCH_NEXT - cmp r2, lr - bcs array_bound_exception_jpc_1 - DISPATCH_NEXT - add r3, r3, r2, lsl #1 - DISPATCH_NEXT - ldrh tmp1, [r3, #BASE_OFFSET_SHORT] - DISPATCH_NEXT - PUT_STACK 0, tmp1 - DISPATCH_FINISH -} - -(saload) saload { - GET_STACK 1, r3 - DISPATCH_START_R2_R0 - POP r2 - DISPATCH_START_R2_JPC - SW_NPC cmp r3, #0 - SW_NPC beq null_ptr_exception_jpc_1 -.abortentry9: - ldr lr, [r3, #8] @ lr = length - DISPATCH_NEXT - cmp r2, lr - bcs array_bound_exception_jpc_1 - DISPATCH_NEXT - add r3, r3, r2, lsl #1 - DISPATCH_NEXT - ldrsh tmp1, [r3, #BASE_OFFSET_SHORT] - DISPATCH_NEXT - PUT_STACK 0, tmp1 - DISPATCH_FINISH -} - -@ r2 = [jpc, #1] -(astore,istore,fstore) u4store { - DISPATCH_START \seq_len - rsb tmp1, r2, #0 - DISPATCH_NEXT - POP r3 - DISPATCH_NEXT - DISPATCH_NEXT - DISPATCH_NEXT - str r3, [locals, tmp1, lsl #2] - DISPATCH_FINISH -} - -@ r2 = [jpc, #1] -(lstore,dstore) u8store { - DISPATCH_START \seq_len - POP tmp2, tmp1 - DISPATCH_NEXT - sub r3, locals, r2, lsl #2 - DISPATCH_NEXT - DISPATCH_NEXT - DISPATCH_NEXT - stmda r3, {tmp2, tmp1} - DISPATCH_FINISH -} - -(astore_0,istore_0,fstore_0) u4store_0 { - DISPATCH_START_R2 - DISPATCH_NEXT - POP tmp1 - DISPATCH_NEXT - DISPATCH_NEXT - DISPATCH_NEXT - str tmp1, [locals, #0] - DISPATCH_FINISH -} - -(astore_1,istore_1,fstore_1) u4store_1 { - DISPATCH_START_R2 - DISPATCH_NEXT - POP tmp1 - DISPATCH_NEXT - DISPATCH_NEXT - DISPATCH_NEXT - str tmp1, [locals, #-4] - DISPATCH_FINISH -} - -(astore_2,istore_2,fstore_2) u4store_2 { - DISPATCH_START_R2 - DISPATCH_NEXT - POP tmp1 - DISPATCH_NEXT - DISPATCH_NEXT - DISPATCH_NEXT - str tmp1, [locals, #-8] - DISPATCH_FINISH -} - -(astore_3,istore_3,fstore_3) u4store_3 { - DISPATCH_START_R2 - DISPATCH_NEXT - POP tmp1 - DISPATCH_NEXT - DISPATCH_NEXT - DISPATCH_NEXT - str tmp1, [locals, #-12] - DISPATCH_FINISH -} - -(lstore_0,dstore_0) u8store_0 { - DISPATCH_START_R2 - DISPATCH_NEXT - POP tmp2, tmp1 - DISPATCH_NEXT - DISPATCH_NEXT - DISPATCH_NEXT - stmda locals, {tmp2, tmp1} - DISPATCH_FINISH -} - -(lstore_1,dstore_1) u8store_1 { - DISPATCH_START_R2 - DISPATCH_NEXT - POP tmp2, tmp1 - DISPATCH_NEXT - DISPATCH_NEXT - DISPATCH_NEXT - stmdb locals, {tmp2, tmp1} - DISPATCH_FINISH -} - -(lstore_2,dstore_2) u8store_2 { - DISPATCH_START_R2 - POP tmp2, tmp1 - DISPATCH_NEXT - str tmp2, [locals, #-12] - DISPATCH_NEXT - DISPATCH_NEXT - DISPATCH_NEXT - str tmp1, [locals, #-8] - DISPATCH_FINISH -} - -(lstore_3,dstore_3) u8store_3 { - DISPATCH_START_R2 - POP tmp2, tmp1 - DISPATCH_NEXT - str tmp2, [locals, #-16] - DISPATCH_NEXT - DISPATCH_NEXT - DISPATCH_NEXT - str tmp1, [locals, #-12] - DISPATCH_FINISH -} - -(iastore,fastore) u4astore { - POP r3, tmp2, tmp1 @ r3 = value, tmp2 = index, tmp1 = arrayref - DISPATCH_START_R2 - SW_NPC cmp tmp1, #0 - SW_NPC beq null_ptr_exception_jpc_1 -.abortentry10: - ldr lr, [tmp1, #8] @ lr = limit - DISPATCH_NEXT - cmp tmp2, lr - bcs array_bound_exception_jpc_1_tmp2 - DISPATCH_NEXT - add tmp1, tmp1, tmp2, lsl #2 - DISPATCH_NEXT - str r3, [tmp1, #BASE_OFFSET_WORD] - DISPATCH_FINISH -} - -(lastore,dastore) u8astore { - POP r1, r3, tmp2, tmp1 @ r1,r3 = value, tmp2 = index, tmp1 = arrayref - DISPATCH_START_R2 - SW_NPC cmp tmp1, #0 - SW_NPC beq null_ptr_exception_jpc_1 -.abortentry11: - ldr ip, [tmp1, #8] @ ip = limit - cmp tmp2, ip - DISPATCH_NEXT - bcs array_bound_exception_jpc_1_tmp2 - DISPATCH_NEXT - add tmp2, tmp1, tmp2, lsl #3 - str r1, [tmp2, #BASE_OFFSET_LONG] - DISPATCH_NEXT - DISPATCH_NEXT - str r3, [tmp2, #20] - DISPATCH_FINISH -} - -(bastore) bastore { - POP r3, tmp2, tmp1 @ r3 = value, tmp2 = index, tmp1 = arrayref - DISPATCH_START_R2 - SW_NPC cmp tmp1, #0 - SW_NPC beq null_ptr_exception_jpc_1 -.abortentry12: - ldr lr, [tmp1, #8] @ lr = limit - DISPATCH_NEXT - cmp tmp2, lr - bcs array_bound_exception_jpc_1_tmp2 - DISPATCH_NEXT - add tmp1, tmp1, tmp2 - DISPATCH_NEXT - strb r3, [tmp1, #BASE_OFFSET_BYTE] - DISPATCH_FINISH -} - -(castore,sastore) u2astore { - POP r3, tmp2, tmp1 @ r3 = value, tmp2 = index, tmp1 = arrayref - DISPATCH_START_R2 - SW_NPC cmp tmp1, #0 - SW_NPC beq null_ptr_exception_jpc_1 -.abortentry13: - ldr lr, [tmp1, #8] @ lr = limit - DISPATCH_NEXT - cmp tmp2, lr - bcs array_bound_exception_jpc_1_tmp2 - DISPATCH_NEXT - add tmp1, tmp1, tmp2, lsl #1 - DISPATCH_NEXT - strh r3, [tmp1, #BASE_OFFSET_SHORT] - DISPATCH_FINISH -} - -(pop) jpop { - DISPATCH_START_R2 - add stack, stack, #4 - DISPATCH_FINISH -} - -(pop2) jpop2 { - DISPATCH_START_R2 - add stack, stack, #8 - DISPATCH_FINISH -} - -(dup) dup { - DISPATCH_START_R2 - ldr lr, [stack, #4] - DISPATCH_NEXT - PUSH lr - DISPATCH_FINISH -} - -(dup_x1) dup_x1 { - DISPATCH_START_R2 - POP r2, r3 - DISPATCH_NEXT - PUSH r2 - DISPATCH_NEXT - PUSH r2, r3 - DISPATCH_FINISH -} - -(dup_x2) dup_x2 { - DISPATCH_START_R2 - POP r2, r3, lr - DISPATCH_NEXT - PUSH r2 - DISPATCH_NEXT - PUSH r2, r3, lr - DISPATCH_FINISH -} - -(dup2) dup2 { - DISPATCH_START_R2 - ldmib stack, {r2, r3} - DISPATCH_NEXT - PUSH r2, r3 - DISPATCH_FINISH -} - -(dup2_x1) dup2_x1 { - DISPATCH_START_R2 - POP r2, r3, lr - DISPATCH_NEXT - PUSH r2, r3 - DISPATCH_NEXT - PUSH r2, r3, lr - DISPATCH_FINISH -} - -(dup2_x2) dup2_x2 { - DISPATCH_START_R2 - POP r2, r3, tmp1, lr - DISPATCH_NEXT - PUSH r2, r3 - PUSH r2, r3, tmp1, lr - DISPATCH_FINISH -} - -(swap) swap { - DISPATCH_START_R2 - POP r2, r3 - DISPATCH_NEXT - PUSH r2 - DISPATCH_NEXT - PUSH r3 - DISPATCH_FINISH -} - - -(iadd) iadd { - DISPATCH_START_R2 - POP tmp2, tmp1 - DISPATCH_NEXT - add tmp2, tmp2, tmp1 - DISPATCH_NEXT - DISPATCH_NEXT - DISPATCH_NEXT - PUSH tmp2 - DISPATCH_FINISH -} - -(ladd) ladd { - DISPATCH_START_R2 - POP r2, r3, tmp1, lr - DISPATCH_NEXT - adds r2, r2, tmp1 - adc r3, r3, lr - DISPATCH_NEXT - PUSH r2, r3 - DISPATCH_FINISH -} - -(isub) isub { - DISPATCH_START_R2 - POP tmp2, tmp1 - DISPATCH_NEXT - sub tmp2, tmp1, tmp2 - DISPATCH_NEXT - DISPATCH_NEXT - DISPATCH_NEXT - PUSH tmp2 - DISPATCH_FINISH -} - -(lsub) lsub { - DISPATCH_START_R2 - POP r2, r3, tmp1, lr - DISPATCH_NEXT - subs r2, tmp1, r2 - sbc r3, lr, r3 - DISPATCH_NEXT - PUSH r2, r3 - DISPATCH_FINISH -} - -(imul) imul { - DISPATCH_START_R2 - POP r2, tmp1 - DISPATCH_NEXT - mul tmp2, r2, tmp1 - DISPATCH_NEXT - DISPATCH_NEXT - DISPATCH_NEXT - PUSH tmp2 - DISPATCH_FINISH -} - -(lmul) lmul { - POP r1, tmp1, ip, lr - umull r3, r0, ip, r1 - mla tmp1, ip, tmp1, r0 - DISPATCH_START_R2 - mla tmp1, lr, r1, tmp1 - DISPATCH_NEXT - PUSH r3, tmp1 - DISPATCH_FINISH -} - -(ldiv) ldiv { - POP r2, r3 - POP r0, r1 - orrs lr, r2, r3 - beq .ldiv_0 - bl __aeabi_ldivmod - PUSH r0, r1 - DISPATCH \seq_len -} - -(lrem) lrem { - POP r2, r3 - POP r0, r1 - orrs lr, r2, r3 - beq .lrem_0 - bl __aeabi_ldivmod - PUSH r2, r3 - DISPATCH \seq_len -} - -(frem) frem { -@ It must be possible to do better than this - POP r0 - bl __aeabi_f2d - PUSH r0, r1 - GET_STACK 2, r0 - bl __aeabi_f2d - POP r2, r3 - bl fmod - bl __aeabi_d2f - PUT_STACK 0, r0 - DISPATCH \seq_len -} - -(drem) drem { - POP r2, r3 - POP r0, r1 - bl fmod - PUSH r0, r1 - DISPATCH \seq_len -} - -(ineg) ineg { - DISPATCH_START_R2 - POP tmp1 - DISPATCH_NEXT - rsb tmp1, tmp1, #0 - DISPATCH_NEXT - DISPATCH_NEXT - DISPATCH_NEXT - PUSH tmp1 - DISPATCH_FINISH -} - -(lneg) lneg { - DISPATCH_START_R2 - POP r2, r3 - DISPATCH_NEXT - rsbs r2, r2, #0 - rsc r3, r3, #0 - DISPATCH_NEXT - PUSH r2, r3 - DISPATCH_FINISH -} - -(fneg) fneg { - DISPATCH_START_R2 - POP r2 - DISPATCH_NEXT - eor r2, r2, #0x80000000 - DISPATCH_NEXT - PUSH r2 - DISPATCH_FINISH -} - -(dneg) dneg { - DISPATCH_START_R2 - GET_STACK 1, r2 - DISPATCH_NEXT - eor r2, r2, #0x80000000 - DISPATCH_NEXT - PUT_STACK 1, r2 - DISPATCH_FINISH -} - -(ishl) ishl { - DISPATCH_START_R2 - POP r2, r3 - DISPATCH_NEXT - and r2, r2, #31 - mov r2, r3, lsl r2 - DISPATCH_NEXT - PUSH r2 - DISPATCH_FINISH -} - -(lshl) lshl { - DISPATCH_START_R2 - POP r2, r3, lr - DISPATCH_NEXT - tst r2, #32 - and r2, r2, #31 - movne tmp1, #0 - movne lr, r3, lsl r2 - moveq tmp1, r3, lsl r2 - moveq lr, lr, lsl r2 - rsbeq r2, r2, #32 - orreq lr, lr, r3, lsr r2 - PUSH tmp1, lr - DISPATCH_FINISH -} - -(ishr) ishr { - DISPATCH_START_R2 - POP r2, r3 - DISPATCH_NEXT - and r2, r2, #31 - mov r2, r3, asr r2 - DISPATCH_NEXT - PUSH r2 - DISPATCH_FINISH -} - -(lshr) lshr { - DISPATCH_START_R2 - POP r2, r3, tmp1 - DISPATCH_NEXT - tst r2, #32 - and r2, r2, #31 - movne lr, tmp1, asr #31 - movne r3, tmp1, asr r2 - moveq lr, tmp1, asr r2 - moveq r3, r3, lsr r2 - rsbeq r2, r2, #32 - orreq r3, r3, tmp1, lsl r2 - PUSH r3, lr - DISPATCH_FINISH -} - -(iushr) iushr { - DISPATCH_START_R2 - POP r2, r3 - DISPATCH_NEXT - and r2, r2, #31 - mov r2, r3, lsr r2 - DISPATCH_NEXT - PUSH r2 - DISPATCH_FINISH -} - -(lushr) lushr { - DISPATCH_START_R2 - POP r2, r3, tmp1 - DISPATCH_NEXT - tst r2, #32 - and r2, r2, #31 - movne lr, #0 - movne r3, tmp1, lsr r2 - moveq lr, tmp1, lsr r2 - moveq r3, r3, lsr r2 - rsbeq r2, r2, #32 - orreq r3, r3, tmp1, lsl r2 - PUSH r3, lr - DISPATCH_FINISH -} - -(iand) iand { - DISPATCH_START_R2 - POP tmp2, tmp1 - DISPATCH_NEXT - and tmp2, tmp1, tmp2 - DISPATCH_NEXT - DISPATCH_NEXT - DISPATCH_NEXT - PUSH tmp2 - DISPATCH_FINISH -} - -(land) land { - DISPATCH_START_R2 - POP r2, r3, tmp1, lr - DISPATCH_NEXT - and r2, tmp1, r2 - and r3, lr, r3 - DISPATCH_NEXT - PUSH r2, r3 - DISPATCH_FINISH -} - -(ior) ior { - DISPATCH_START_R2 - POP tmp2, tmp1 - DISPATCH_NEXT - orr tmp2, tmp1, tmp2 - DISPATCH_NEXT - DISPATCH_NEXT - DISPATCH_NEXT - PUSH tmp2 - DISPATCH_FINISH -} - -(lor) lor { - DISPATCH_START_R2 - POP r2, r3, tmp1, lr - DISPATCH_NEXT - orr r2, tmp1, r2 - orr r3, lr, r3 - DISPATCH_NEXT - PUSH r2, r3 - DISPATCH_FINISH -} - -(ixor) ixor { - DISPATCH_START_R2 - POP tmp2, tmp1 - DISPATCH_NEXT - eor tmp2, tmp1, tmp2 - DISPATCH_NEXT - DISPATCH_NEXT - DISPATCH_NEXT - PUSH tmp2 - DISPATCH_FINISH -} - -(lxor) lxor { - DISPATCH_START_R2 - POP r2, r3, tmp1, lr - DISPATCH_NEXT - eor r2, tmp1, r2 - eor r3, lr, r3 - DISPATCH_NEXT - PUSH r2, r3 - DISPATCH_FINISH -} - -@ r2 = [jpc, #1] -(iinc) iinc { - ldrsb lr, [jpc, #2] - DISPATCH_START \seq_len - rsb tmp1, r2, #0 - DISPATCH_NEXT - ldr r3, [locals, tmp1, lsl #2] - DISPATCH_NEXT - add r3, r3, lr - DISPATCH_NEXT - DISPATCH_NEXT - str r3, [locals, tmp1, lsl #2] - DISPATCH_FINISH -} - -(i2l) i2l { - DISPATCH_START_R2 - POP r2 - DISPATCH_NEXT - mov r3, r2, asr #31 - DISPATCH_NEXT - PUSH r2, r3 - DISPATCH_FINISH -} - -(i2f) i2f { - POP r0 - bl __aeabi_i2f - PUSH r0 - DISPATCH \seq_len -} - -(i2d) i2d { - POP r0 - bl __aeabi_i2d - PUSH r0, r1 - DISPATCH \seq_len -} - -(l2i) l2i { - DISPATCH_START_R2 - POP r3 - DISPATCH_NEXT - PUT_STACK 0, r3 - DISPATCH_FINISH -} - -(l2f) l2f { - POP r0, r1 - bl __aeabi_l2f - PUSH r0 - DISPATCH \seq_len -} - -(l2d) l2d { - POP r0, r1 - bl __aeabi_l2d - PUSH r0, r1 - DISPATCH \seq_len -} - -(f2i) f2i { - POP r0 - bl _ZN13SharedRuntime3f2iEf - PUSH r0 - DISPATCH \seq_len -} - -(f2l) f2l { - POP r0 - bl _ZN13SharedRuntime3f2lEf - PUSH r0, r1 - DISPATCH \seq_len -} - -(f2d) f2d { - POP r0 - bl __aeabi_f2d - PUSH r0, r1 - DISPATCH \seq_len -} - -(d2i) d2i { - POP r0, r1 - bl _ZN13SharedRuntime3d2iEd - PUSH r0 - DISPATCH \seq_len -} - -(d2l) d2l { - POP r0, r1 - bl _ZN13SharedRuntime3d2lEd - PUSH r0, r1 - DISPATCH \seq_len -} - -(d2f) d2f { - POP r0, r1 - bl __aeabi_d2f - PUSH r0 - DISPATCH \seq_len -} - -(i2b) i2b { - DISPATCH_START_R2 - POP r3 - DISPATCH_NEXT - mov r3, r3, asl #24 - mov r3, r3, asr #24 - DISPATCH_NEXT - PUSH r3 - DISPATCH_FINISH -} - -(i2c) i2c { - DISPATCH_START_R2 - POP r3 - DISPATCH_NEXT - mov r3, r3, asl #16 - mov r3, r3, lsr #16 - DISPATCH_NEXT - PUSH r3 - DISPATCH_FINISH -} - -(i2s) i2s { - DISPATCH_START_R2 - POP r3 - DISPATCH_NEXT - mov r3, r3, asl #16 - mov r3, r3, asr #16 - DISPATCH_NEXT - PUSH r3 - DISPATCH_FINISH -} - -(lcmp) lcmp { - POP r1, r3, tmp1, lr - DISPATCH_START_R2 - subs r1, tmp1, r1 - movne r1, #1 - sbcs lr, lr, r3 - DISPATCH_NEXT - movne r1, #1 - rsblt r1, r1, #0 - DISPATCH_NEXT - PUSH r1 - DISPATCH_FINISH -} - -#ifdef NOTICE_SAFEPOINTS - -@ r2 = [jpc, #1] -@ r1 = [jpc, #2] -(ifeq,ifnull) ifeq_unsafe { - POP r3 - ldrb r1, [jpc, #2] - cmp r3, #0 - beq 1f - DISPATCH 3 -1: - mov r2, r2, lsl #24 - orr ip, r1, r2, asr #16 - ldrb r0, [jpc, ip]! - DISPATCH_BYTECODE -} - -(ifne,ifnonnull) ifne_unsafe { - POP r3 - ldrb r1, [jpc, #2] - cmp r3, #0 - bne 1f - DISPATCH 3 -1: - mov r2, r2, lsl #24 - orr ip, r1, r2, asr #16 - ldrb r0, [jpc, ip]! - DISPATCH_BYTECODE -} - -(iflt) iflt_unsafe { - POP r3 - ldrb r1, [jpc, #2] - cmp r3, #0 - blt 1f - DISPATCH 3 -1: - mov r2, r2, lsl #24 - orr ip, r1, r2, asr #16 - ldrb r0, [jpc, ip]! - DISPATCH_BYTECODE -} - -(ifge) ifge_unsafe { - POP r3 - ldrb r1, [jpc, #2] - cmp r3, #0 - bge 1f - DISPATCH 3 -1: - mov r2, r2, lsl #24 - orr ip, r1, r2, asr #16 - ldrb r0, [jpc, ip]! - DISPATCH_BYTECODE -} - -(ifgt) ifgt_unsafe { - POP r3 - ldrb r1, [jpc, #2] - cmp r3, #0 - bgt 1f - DISPATCH 3 -1: - mov r2, r2, lsl #24 - orr ip, r1, r2, asr #16 - ldrb r0, [jpc, ip]! - DISPATCH_BYTECODE -} - -(ifle) ifle_unsafe { - POP r3 - ldrb r1, [jpc, #2] - cmp r3, #0 - ble 1f - DISPATCH 3 -1: - mov r2, r2, lsl #24 - orr ip, r1, r2, asr #16 - ldrb r0, [jpc, ip]! - DISPATCH_BYTECODE -} - -(if_icmpeq,if_acmpeq) if_icmpeq_unsafe { - POP r3, tmp1 - ldrb r1, [jpc, #2] - cmp tmp1, r3 - beq branch_taken_unsafe - DISPATCH 3 -} - -(if_icmpne,if_acmpne) if_icmpne_unsafe { - POP r3, tmp1 - ldrb r1, [jpc, #2] - cmp tmp1, r3 - bne branch_taken_unsafe - DISPATCH 3 -} - -(if_icmplt) if_icmplt_unsafe { - POP r3, tmp1 - ldrb r1, [jpc, #2] - cmp tmp1, r3 - blt branch_taken_unsafe - DISPATCH 3 -} - -(if_icmpge) if_icmpge_unsafe { - POP r3, tmp1 - ldrb r1, [jpc, #2] - cmp tmp1, r3 - bge branch_taken_unsafe - DISPATCH 3 -} - -(if_icmpgt) if_icmpgt_unsafe { - POP r3, tmp1 - ldrb r1, [jpc, #2] - cmp tmp1, r3 - bgt branch_taken_unsafe - DISPATCH 3 -} - -(if_icmple) if_icmple_unsafe { - POP r3, tmp1 - ldrb r1, [jpc, #2] - cmp tmp1, r3 - ble branch_taken_unsafe - DISPATCH 3 -} - -(goto) goto_unsafe { - ldrb r1, [jpc, #2] - mov r2, r2, lsl #24 - orr tmp1, r1, r2, asr #16 - DISPATCH_START_REG tmp1 - USEC cmp tmp1, #0 - USEC ble do_backedge - DISPATCH_BYTECODE -} - -#endif // NOTICE_SAFEPOINTS - -(jsr) jsr { - ldr r3, [istate, #ISTATE_METHOD] - ldr r1, [r3, #8] - rsb r2, r1, jpc - sub r2, r2, #45 - PUSH r2 - b do_goto -} - -@ r2 = [jpc, #1] -@ r1 = [jpc, #2] -(ret) ret { - ldr r0, [istate, #ISTATE_METHOD] - ldr r3, [r0, #8] - ldr r1, [locals, -r2, lsl #2] - add jpc, r3, r1 - DISPATCH 48 -} - -@ We dont do safe and unsafe versions of tableswitch and lookupswitch -(tableswitch) tableswitch { - POP a2 - bic a1, jpc, #3 - ldr a4,[a1,#8] -@ BYTESEX_REVERSE a3, a4, a3 - - eor a3, a4, a4, ror #16 - bic a3, a3, #0xff0000 - mov a4, a4, ror #8 - eor a3, a4, a3, lsr #8 - - ldr a4,[a1,#12] -@ BYTESEX_REVERSE a4, a4, ip - - eor ip, a4, a4, ror #16 - bic ip, ip, #0xff0000 - mov a4, a4, ror #8 - eor a4, a4, ip, lsr #8 - - sub a2,a2,a3 - sub a4,a4,a3 - cmp a4,a2 - ldrcc a1,[a1,#4] - addcs a1,a1,a2,LSL #2 - ldrcs a1,[a1,#16] -@ BYTESEX_REVERSE a1, a1, a4 - - eor a4, a1, a1, ror #16 - bic a4, a4, #0xff0000 - mov a1, a1, ror #8 - eors ip, a1, a4, lsr #8 - - DISPATCH_START_REG ip - DISPATCH_BYTECODE -} - -(lookupswitch) lookupswitch { - POP a2 - bic a1, jpc, #3 -@ BYTESEX_REVERSE a2, a2, ip - - eor ip, a2, a2, ror #16 - bic ip, ip, #0xff0000 - mov a2, a2, ror #8 - eor a2, a2, ip, lsr #8 - - ldr a3,[a1,#8] -@ BYTESEX_REVERSE a3, a3, ip - - eor ip, a3, a3, ror #16 - bic ip, ip, #0xff0000 - mov a3, a3, ror #8 - eor a3, a3, ip, lsr #8 - - subs a4,a3,#1 - bmi 1f - add a1, a1, #4 -0: - ldr a3,[a1,#8]! - cmp a3,a2 - beq 2f - subs a4,a4,#1 - bpl 0b -1: - bic a1, jpc, #3 -2: - ldr a2,[a1,#4] -@ BYTESEX_REVERSE a2, a2, ip - - eor ip, a2, a2, ror #16 - bic ip, ip, #0xff0000 - mov a2, a2, ror #8 - eors ip, a2, ip, lsr #8 - - DISPATCH_START_REG ip - DISPATCH_BYTECODE -} - -#ifdef FAST_BYTECODES -(igetfield) igetfield { - ldrb r1, [jpc, #2] - DISPATCH_START 3 - POP tmp1 - add tmp2, constpool, r1, lsl #12 - add tmp2, tmp2, r2, lsl #4 - DISPATCH_NEXT - SW_NPC cmp tmp1, #0 - SW_NPC beq null_ptr_exception_jpc_3 - ldr tmp2, [tmp2, #CP_OFFSET+8] - DISPATCH_NEXT -.abortentry78: - ldr tmp2, [tmp1, tmp2] - DISPATCH_NEXT - DISPATCH_NEXT - PUSH tmp2 - DISPATCH_FINISH -} - -(bgetfield) bgetfield { - ldrb r1, [jpc, #2] - DISPATCH_START 3 - POP tmp1 - add tmp2, constpool, r1, lsl #12 - add tmp2, tmp2, r2, lsl #4 - DISPATCH_NEXT - SW_NPC cmp tmp1, #0 - SW_NPC beq null_ptr_exception_jpc_3 - ldr tmp2, [tmp2, #CP_OFFSET+8] - DISPATCH_NEXT -.abortentry79: - ldrsb tmp2, [tmp1, tmp2] - DISPATCH_NEXT - DISPATCH_NEXT - PUSH tmp2 - DISPATCH_FINISH -} - -(cgetfield) cgetfield { - ldrb r1, [jpc, #2] - DISPATCH_START 3 - POP tmp1 - add tmp2, constpool, r1, lsl #12 - add tmp2, tmp2, r2, lsl #4 - DISPATCH_NEXT - SW_NPC cmp tmp1, #0 - SW_NPC beq null_ptr_exception_jpc_3 - ldr tmp2, [tmp2, #CP_OFFSET+8] - DISPATCH_NEXT -.abortentry80: - ldrh tmp2, [tmp1, tmp2] - DISPATCH_NEXT - DISPATCH_NEXT - PUSH tmp2 - DISPATCH_FINISH -} - -(sgetfield) sgetfield { - ldrb r1, [jpc, #2] - DISPATCH_START 3 - POP tmp1 - add tmp2, constpool, r1, lsl #12 - add tmp2, tmp2, r2, lsl #4 - DISPATCH_NEXT - SW_NPC cmp tmp1, #0 - SW_NPC beq null_ptr_exception_jpc_3 - ldr tmp2, [tmp2, #CP_OFFSET+8] - DISPATCH_NEXT -.abortentry81: - ldrsh tmp2, [tmp1, tmp2] - DISPATCH_NEXT - DISPATCH_NEXT - PUSH tmp2 - DISPATCH_FINISH -} - -(lgetfield) lgetfield { - ldrb r1, [jpc, #2] - DISPATCH_START 3 - POP tmp1 - add tmp2, constpool, r1, lsl #12 - add tmp2, tmp2, r2, lsl #4 - DISPATCH_NEXT - SW_NPC cmp tmp1, #0 - SW_NPC beq null_ptr_exception_jpc_3 - ldr tmp2, [tmp2, #CP_OFFSET+8] - DISPATCH_NEXT - add tmp2, tmp1, tmp2 - DISPATCH_NEXT -.abortentry82: - ldmia tmp2, {tmp2, tmp1} - DISPATCH_NEXT - PUSH tmp2, tmp1 - DISPATCH_FINISH -} - -(iputfield) iputfield { - ldrb r1, [jpc, #2] - DISPATCH_START 3 - POP r3, tmp1 @ r3 = value, tmp1 = object - add tmp2, constpool, r1, lsl #12 - add tmp2, tmp2, r2, lsl #4 - DISPATCH_NEXT - SW_NPC cmp tmp1, #0 - SW_NPC beq null_ptr_exception_jpc_3 - ldr tmp2, [tmp2, #CP_OFFSET+8] - DISPATCH_NEXT - DISPATCH_NEXT - DISPATCH_NEXT -.abortentry83: - str r3, [tmp1, tmp2] - DISPATCH_FINISH -} - -(cputfield) cputfield { - ldrb r1, [jpc, #2] - DISPATCH_START 3 - POP r3, tmp1 @ r3 = value, tmp1 = object - add tmp2, constpool, r1, lsl #12 - add tmp2, tmp2, r2, lsl #4 - DISPATCH_NEXT - SW_NPC cmp tmp1, #0 - SW_NPC beq null_ptr_exception_jpc_3 - ldr tmp2, [tmp2, #CP_OFFSET+8] - DISPATCH_NEXT - DISPATCH_NEXT - DISPATCH_NEXT -.abortentry84: - strh r3, [tmp1, tmp2] - DISPATCH_FINISH -} - -(bputfield) bputfield { - ldrb r1, [jpc, #2] - DISPATCH_START 3 - POP r3, tmp1 @ r3 = value, tmp1 = object - add tmp2, constpool, r1, lsl #12 - add tmp2, tmp2, r2, lsl #4 - DISPATCH_NEXT - SW_NPC cmp tmp1, #0 - SW_NPC beq null_ptr_exception_jpc_3 - ldr tmp2, [tmp2, #CP_OFFSET+8] - DISPATCH_NEXT - DISPATCH_NEXT - DISPATCH_NEXT -.abortentry85: - strb r3, [tmp1, tmp2] - DISPATCH_FINISH -} - -(aputfield) aputfield { - ldrb r1, [jpc, #2] - POP r3, tmp1 @ r3 = value, tmp1 = object - add tmp2, constpool, r1, lsl #12 - add tmp2, tmp2, r2, lsl #4 - SW_NPC cmp tmp1, #0 - SW_NPC beq null_ptr_exception_jpc_3 - ldr tmp2, [tmp2, #CP_OFFSET+8] -.abortentry113: - str r3, [tmp1, tmp2] - mov r0, tmp1 - bl Helper_aputfield - DISPATCH 3 -} - -(lputfield) lputfield { - ldrb r1, [jpc, #2] - DISPATCH_START 3 - POP r3, tmp1, lr @ r3, tmp1 = value, lr = object - add tmp2, constpool, r1, lsl #12 - add tmp2, tmp2, r2, lsl #4 - DISPATCH_NEXT - SW_NPC cmp lr, #0 - SW_NPC beq null_ptr_exception_jpc_3 - ldr tmp2, [tmp2, #CP_OFFSET+8] - DISPATCH_NEXT - add tmp2, lr, tmp2 - DISPATCH_NEXT - DISPATCH_NEXT -.abortentry86: - stm tmp2, {r3, tmp1} - DISPATCH_FINISH -} - -#endif // FAST_BYTECODES - -@ r2 = [jpc, #1] -@ r1 = [jpc, #2] -(getstatic) getstatic { - ldrb r1, [jpc, #2] - add tmp2, constpool, r1, lsl #12 - add tmp2, tmp2, r2, lsl #4 - ldr r3, [tmp2, #CP_OFFSET] - and r3, r3, #0x00ff0000 - cmp r3, #opc_getstatic << 16 - blne resolve_get_put - ldr r3, [tmp2, #CP_OFFSET+4] - ldr r2, [tmp2, #CP_OFFSET+12] - ldr lr, [tmp2, #CP_OFFSET+8] - movs r2, r2, lsr #29 - bhi getstatic_w @ C = 1, Z = 0 => R2 == 3, 5, 7 - bcs getstatic_h @ C = 1 => R2 = 1 - beq getstatic_sb @ Z = 1 => R2 = 0 - tst r2, #2 - bne getstatic_dw - b getstatic_sh -} - -@ r2 = [jpc, #1] -@ r1 = [jpc, #2] -(putstatic) putstatic { - ldrb r1, [jpc, #2] - add tmp2, constpool, r1, lsl #12 - add tmp2, tmp2, r2, lsl #4 - ldr r3, [tmp2, #CP_OFFSET] - and r3, r3, #0xff000000 - cmp r3, #opc_putstatic << 24 - blne resolve_get_put - ldr r3, [tmp2, #CP_OFFSET+4] @ r3 = object - ldr lr, [tmp2, #CP_OFFSET+12] @ lr = tos_type - ldr r2, [tmp2, #CP_OFFSET+8] @ r2 = offset - movs lr, lr, lsr #29 - bhi putstatic_w @ C = 1, Z = 0 => R2 == 3, 5, 7 - bcs putstatic_h @ C = 1 => R2 = 1 - beq putstatic_sb @ Z = 1 => R2 = 0 - tst lr, #2 - bne putstatic_dw - b putstatic_sh -} - -#ifdef NOTICE_SAFEPOINTS - -(return) return_unsafe { - - ldr tmp2, [istate, #ISTATE_MONITOR_BASE] @ tmp2 = base - ldr tmp1, [istate, #ISTATE_STACK_BASE] @ tmp1 = end - ldr tmp_xxx, [istate, #ISTATE_THREAD] - - cmp tmp1, tmp2 - bcc 1f -2: - mov r3, #0 - - ldr r2, [tmp_xxx, #THREAD_TOP_ZERO_FRAME] - str r3, [tmp_xxx, #THREAD_LAST_JAVA_SP] - ldr r0, [istate, #ISTATE_METHOD] - ldr r3, [r2, #0] - ldrh r0, [r0, #40] - add r1, r2, #4 - str r3, [tmp_xxx, #THREAD_TOP_ZERO_FRAME] - - add stack, r1, r0, lsl #2 - - str stack, [tmp_xxx, #THREAD_JAVA_SP] - - ldmfd arm_sp!, {fast_regset, pc} -1: - bl return_check_monitors - b 2b -} - -(ireturn,areturn,freturn) ireturn_unsafe { - - ldr tmp2, [istate, #ISTATE_MONITOR_BASE] @ tmp2 = base - ldr tmp1, [istate, #ISTATE_STACK_BASE] @ tmp1 = end - ldr tmp_xxx, [istate, #ISTATE_THREAD] - - cmp tmp1, tmp2 - bcc 1f -2: - mov r3, #0 - - POP r1 @ pop result before we lose stack - - ldr stack, [tmp_xxx, #THREAD_TOP_ZERO_FRAME] - str r3, [tmp_xxx, #THREAD_LAST_JAVA_SP] - ldr r0, [istate, #ISTATE_METHOD] - ldr r3, [stack, #0] - ldrh r0, [r0, #40] - - str r3, [tmp_xxx, #THREAD_TOP_ZERO_FRAME] - str r1, [stack, r0, lsl #2]! - - str stack, [tmp_xxx, #THREAD_JAVA_SP] - - ldmfd arm_sp!, {fast_regset, pc} -1: - bl return_check_monitors - b 2b -} - -(lreturn,dreturn) lreturn_unsafe { - - ldr tmp2, [istate, #ISTATE_MONITOR_BASE] @ tmp2 = base - ldr tmp1, [istate, #ISTATE_STACK_BASE] @ tmp1 = end - ldr tmp_xxx, [istate, #ISTATE_THREAD] - cmp tmp1, tmp2 - bcc 1f -2: - mov r3, #0 - - ldr r2, [tmp_xxx, #THREAD_TOP_ZERO_FRAME] - str r3, [tmp_xxx, #THREAD_LAST_JAVA_SP] - ldr r0, [istate, #ISTATE_METHOD] - ldr r3, [r2, #0] - ldrh r0, [r0, #40] - add r1, r2, #4 - str r3, [tmp_xxx, #THREAD_TOP_ZERO_FRAME] - - POP r2, r3 - - add stack, r1, r0, lsl #2 - stmdb stack!, {r2, r3} - - str stack, [tmp_xxx, #THREAD_JAVA_SP] - - ldmfd arm_sp!, {fast_regset, pc} -1: - bl return_check_monitors - b 2b -} - -#endif // NOTICE_SAFEPOINTS - -(ldc) ldc { - ldr r3, [istate, #ISTATE_METHOD] @ method - ldrb lr, [jpc, #1] - - ldr tmp1, [r3, #METHOD_CONSTANTS] @ constants - - DISPATCH_START \seq_len - - ldr r3, [tmp1, #8] - DISPATCH_NEXT - add r3, r3, #12 - ldrb r3, [r3, lr] - - DISPATCH_NEXT - DISPATCH_NEXT - - cmp r3, #JVM_CONSTANT_Integer - cmpne r3, #JVM_CONSTANT_Float - cmpne r3, #JVM_CONSTANT_String - bne 1f - - add r3, tmp1, lr, lsl #2 - ldr r3, [r3, #CONSTANTPOOL_BASE] - DISPATCH_NEXT - PUSH r3 - DISPATCH_FINISH -1: - cmp r3, #JVM_CONSTANT_Class - bne 2f - add r0, tmp1, #CONSTANTPOOL_BASE - ldr r0, [r0, lr, lsl #2] - ldr r1, [r0, #60] - PUSH r1 - DISPATCH 0 -2: - sub jpc, jpc, #\seq_len - ldr r0, [istate, #ISTATE_THREAD] - DECACHE_JPC - DECACHE_STACK - mov r1, #0 - bl _ZN18InterpreterRuntime3ldcEP10JavaThreadb - ldr r0, [istate, #ISTATE_THREAD] @ thread - CACHE_CP - ldr r1, [r0, #THREAD_PENDING_EXC] - CACHE_JPC - cmp r1, #0 - bne handle_exception - ldr r3, [r0, #THREAD_VM_RESULT] - mov r2, #0 - PUSH r3 - str r2, [r0, #THREAD_VM_RESULT] - DISPATCH \seq_len -} - -(ldc_w) ldc_w { - ldrb lr, [jpc, #1] - - ldr r3, [istate, #ISTATE_METHOD] @ method - ldrb ip, [jpc, #2] - ldr r2, [r3, #METHOD_CONSTANTS] @ constants - - DISPATCH_START \seq_len - - ldr r3, [r2, #8] - orr lr, ip, lr, lsl #8 - add r3, r3, #12 - ldrb r3, [r3, lr] - - DISPATCH_NEXT - DISPATCH_NEXT - - cmp r3, #JVM_CONSTANT_Integer - cmpne r3, #JVM_CONSTANT_Float - cmpne r3, #JVM_CONSTANT_String - bne 1f - - add r3, r2, lr, lsl #2 - ldr r3, [r3, #CONSTANTPOOL_BASE] - DISPATCH_NEXT - DISPATCH_NEXT - PUSH r3 - DISPATCH_FINISH -1: - cmp r3, #JVM_CONSTANT_Class - bne 2f - add r0, r2, #CONSTANTPOOL_BASE - ldr r0, [r0, lr, lsl #2] - ldr r1, [r0, #60] - PUSH r1 - DISPATCH 0 -2: - sub jpc, jpc, #\seq_len - ldr r0, [istate, #ISTATE_THREAD] - DECACHE_JPC - DECACHE_STACK - mov r1, #1 - bl _ZN18InterpreterRuntime3ldcEP10JavaThreadb - ldr r0, [istate, #ISTATE_THREAD] @ thread - CACHE_CP - ldr r1, [r0, #THREAD_PENDING_EXC] - CACHE_JPC - cmp r1, #0 - ldr r3, [r0, #THREAD_VM_RESULT] - bne handle_exception - mov r2, #0 - PUSH r3 - str r2, [r0, #THREAD_VM_RESULT] - DISPATCH \seq_len -} - -(ldc2_w) ldc2_w { - ldrb r3, [jpc, #1] - - ldr tmp1, [istate, #ISTATE_METHOD] @ method - ldrb lr, [jpc, #2] - ldr r2, [tmp1, #METHOD_CONSTANTS] @ constants - - DISPATCH_START \seq_len - - ldr tmp1, [r2, #8] - orr r3, lr, r3, lsl #8 - add tmp1, tmp1, #12 - ldrb tmp1, [tmp1, r3] - - DISPATCH_NEXT - DISPATCH_NEXT - - cmp tmp1, #JVM_CONSTANT_Long - cmpne tmp1, #JVM_CONSTANT_Double - bne vm_fatal_error - - add tmp1, r2, r3, lsl #2 - ldr r3, [tmp1, #CONSTANTPOOL_BASE] - ldr tmp1, [tmp1, #CONSTANTPOOL_BASE+4] - DISPATCH_NEXT - DISPATCH_NEXT - PUSH r3, tmp1 - DISPATCH_FINISH -} - -#ifdef FAST_BYTECODES -(iadd_u4store) { - ldrb r3, [jpc, #2] - DISPATCH_START \seq_len - POP tmp2, tmp1 - DISPATCH_NEXT - add tmp2, tmp1, tmp2 - DISPATCH_NEXT - rsb r3, r3, #0 - DISPATCH_NEXT - DISPATCH_NEXT - str tmp2, [locals, r3, lsl #2] - DISPATCH_FINISH -} - -(isub_u4store) { - ldrb r3, [jpc, #2] - DISPATCH_START \seq_len - POP tmp2, tmp1 - DISPATCH_NEXT - sub tmp2, tmp1, tmp2 - DISPATCH_NEXT - rsb r3, r3, #0 - DISPATCH_NEXT - DISPATCH_NEXT - str tmp2, [locals, r3, lsl #2] - DISPATCH_FINISH -} - -(iand_u4store) { - ldrb r3, [jpc, #2] - DISPATCH_START \seq_len - POP tmp2, tmp1 - DISPATCH_NEXT - and tmp2, tmp1, tmp2 - DISPATCH_NEXT - rsb r3, r3, #0 - DISPATCH_NEXT - DISPATCH_NEXT - str tmp2, [locals, r3, lsl #2] - DISPATCH_FINISH -} - -(ior_u4store) { - ldrb r3, [jpc, #2] - DISPATCH_START \seq_len - POP tmp2, tmp1 - DISPATCH_NEXT - orr tmp2, tmp1, tmp2 - DISPATCH_NEXT - rsb r3, r3, #0 - DISPATCH_NEXT - DISPATCH_NEXT - str tmp2, [locals, r3, lsl #2] - DISPATCH_FINISH -} - -(ixor_u4store) { - ldrb r3, [jpc, #2] - DISPATCH_START \seq_len - POP tmp2, tmp1 - DISPATCH_NEXT - eor tmp2, tmp1, tmp2 - DISPATCH_NEXT - rsb r3, r3, #0 - DISPATCH_NEXT - DISPATCH_NEXT - str tmp2, [locals, r3, lsl #2] - DISPATCH_FINISH -} - -(iadd_istore_N) { - ldrb lr, [jpc, #1] - DISPATCH_START \seq_len - DISPATCH_NEXT - rsb r3, lr, #opc_istore_0 - POP tmp2, tmp1 - DISPATCH_NEXT - add tmp2, tmp1, tmp2 - DISPATCH_NEXT - DISPATCH_NEXT - str tmp2, [locals, r3, lsl #2] - DISPATCH_FINISH -} - -(isub_istore_N) { - ldrb lr, [jpc, #1] - DISPATCH_START \seq_len - DISPATCH_NEXT - rsb r3, lr, #opc_istore_0 - POP tmp2, tmp1 - DISPATCH_NEXT - sub tmp2, tmp1, tmp2 - DISPATCH_NEXT - DISPATCH_NEXT - str tmp2, [locals, r3, lsl #2] - DISPATCH_FINISH -} - -(iand_istore_N) { - ldrb lr, [jpc, #1] - DISPATCH_START \seq_len - DISPATCH_NEXT - rsb r3, lr, #opc_istore_0 - POP tmp2, tmp1 - DISPATCH_NEXT - and tmp2, tmp1, tmp2 - DISPATCH_NEXT - DISPATCH_NEXT - str tmp2, [locals, r3, lsl #2] - DISPATCH_FINISH -} - -(ior_istore_N) { - ldrb lr, [jpc, #1] - DISPATCH_START \seq_len - DISPATCH_NEXT - rsb r3, lr, #opc_istore_0 - POP tmp2, tmp1 - DISPATCH_NEXT - orr tmp2, tmp1, tmp2 - DISPATCH_NEXT - DISPATCH_NEXT - str tmp2, [locals, r3, lsl #2] - DISPATCH_FINISH -} - -(ixor_istore_N) { - ldrb lr, [jpc, #1] - DISPATCH_START \seq_len - DISPATCH_NEXT - rsb r3, lr, #opc_istore_0 - POP tmp2, tmp1 - DISPATCH_NEXT - eor tmp2, tmp1, tmp2 - DISPATCH_NEXT - DISPATCH_NEXT - str tmp2, [locals, r3, lsl #2] - DISPATCH_FINISH -} - -@ r2 = [jpc, #1] -(iload_iconst_N) -{ - ldrb r3, [jpc, #2] - DISPATCH_START \seq_len - rsb r2, r2, #0 - DISPATCH_NEXT - sub r3, r3, #opc_iconst_0 - ldr tmp1, [locals, r2, lsl #2] - DISPATCH_NEXT - DISPATCH_NEXT - DISPATCH_NEXT - PUSH r3, tmp1 - DISPATCH_FINISH -} - -(iload_0_iconst_N,iload_1_iconst_N,iload_2_iconst_N,iload_3_iconst_N) -{ - rsb r3, r0, #opc_iload_0_iconst_N - DISPATCH_START \seq_len - ldrb r2, [jpc, #1-\seq_len] - DISPATCH_NEXT - ldr tmp1, [locals, r3, lsl #2] - DISPATCH_NEXT - sub tmp2, r2, #opc_iconst_0 - DISPATCH_NEXT - DISPATCH_NEXT - PUSH tmp2, tmp1 - DISPATCH_FINISH -} - -@ (aload_N)(getfield) -(iaccess_0,iaccess_1,iaccess_2,iaccess_3) -{ - ldrb r2, [jpc, #3] - rsb tmp1, r0, #opc_iaccess_0 - ldrb r3, [jpc, #2] - add tmp2, constpool, r2, lsl #12 - DISPATCH_START 4 - ldr tmp1, [locals, tmp1, lsl #2] - add tmp2, r3, lsl #4 - DISPATCH_NEXT - SW_NPC cmp tmp1, #0 - SW_NPC beq null_ptr_exception_jpc_3 - DISPATCH_NEXT - ldr tmp2, [tmp2, #CP_OFFSET+8] - DISPATCH_NEXT -.abortentry87: - ldr tmp2, [tmp1, tmp2] - DISPATCH_NEXT - PUSH tmp2 - DISPATCH_FINISH -} - -@ r2 = [jpc, #1] -(iload_iload) fast_iload_iload -{ - ldrb r3, [jpc, #3] - DISPATCH_START \seq_len - rsb r2, r2, #0 - DISPATCH_NEXT - rsb r3, r3, #0 - DISPATCH_NEXT - ldr tmp1, [locals, r2, lsl #2] - DISPATCH_NEXT - ldr r3, [locals, r3, lsl #2] - DISPATCH_NEXT - PUSH r3, tmp1 - DISPATCH_FINISH -} - -@ r2 = [jpc, #1] -(iload_iload_N) fast_iload_iload_N -{ - ldrb r3, [jpc, #2] - DISPATCH_START \seq_len - rsb r2, r2, #0 - DISPATCH_NEXT - rsb r3, r3, #opc_iload_0 - DISPATCH_NEXT - ldr tmp1, [locals, r2, lsl #2] - DISPATCH_NEXT - ldr r3, [locals, r3, lsl #2] - DISPATCH_NEXT - PUSH r3, tmp1 - DISPATCH_FINISH -} - -(iload_0_iload,iload_1_iload,iload_2_iload,iload_3_iload) fast_iload_N_iload -{ - ldrb r3, [jpc, #2] - rsb r2, r0, #opc_iload_0_iload - DISPATCH_START \seq_len - rsb r3, r3, #0 - DISPATCH_NEXT - ldr tmp1, [locals, r2, lsl #2] - DISPATCH_NEXT - ldr r3, [locals, r3, lsl #2] - DISPATCH_NEXT - DISPATCH_NEXT - PUSH r3, tmp1 - DISPATCH_FINISH -} - -(iload_0_iload_N,iload_1_iload_N,iload_2_iload_N,iload_3_iload_N) fast_iload_N_iload_N -{ - rsb r3, r0, #opc_iload_0_iload_N - DISPATCH_START \seq_len - rsb r2, r2, #opc_iload_0 - DISPATCH_NEXT - ldr tmp1, [locals, r3, lsl #2] - DISPATCH_NEXT - ldr r3, [locals, r2, lsl #2] - DISPATCH_NEXT - DISPATCH_NEXT - PUSH r3, tmp1 - DISPATCH_FINISH -} - -#endif // FAST_BYTECODE - -#ifdef HW_FP - -(fadd) fadd_vfp { - DISPATCH_START_R2 - vldr s15, [stack, #8] - vldr s14, [stack, #4] - DISPATCH_NEXT - DISPATCH_NEXT - fadds s15, s15, s14 - DISPATCH_NEXT - DISPATCH_NEXT - vstr s15, [stack, #8] - add stack, stack, #4 - DISPATCH_FINISH -} - -(dadd) dadd_vfp { - DISPATCH_START_R2 - vldr d7, [stack, #12] - vldr d6, [stack, #4] - DISPATCH_NEXT - DISPATCH_NEXT - faddd d0, d7, d6 - DISPATCH_NEXT - DISPATCH_NEXT - vstr d0, [stack, #12] - add stack, stack, #8 - DISPATCH_FINISH -} - -(fsub) fsub_vfp { - DISPATCH_START_R2 - vldr s15, [stack, #8] - vldr s14, [stack, #4] - DISPATCH_NEXT - DISPATCH_NEXT - fsubs s15, s15, s14 - DISPATCH_NEXT - DISPATCH_NEXT - vstr s15, [stack, #8] - add stack, stack, #4 - DISPATCH_FINISH -} - -(fmul) fmul_vfp { - DISPATCH_START_R2 - vldr s15, [stack, #8] - vldr s14, [stack, #4] - DISPATCH_NEXT - DISPATCH_NEXT - fmuls s15, s15, s14 - DISPATCH_NEXT - DISPATCH_NEXT - vstr s15, [stack, #8] - add stack, stack, #4 - DISPATCH_FINISH -} - -(dmul) dmul_vfp { - DISPATCH_START_R2 - vldr d7, [stack, #12] - vldr d6, [stack, #4] - DISPATCH_NEXT - DISPATCH_NEXT - fmuld d0, d7, d6 - DISPATCH_NEXT - DISPATCH_NEXT - vstr d0, [stack, #12] - add stack, stack, #8 - DISPATCH_FINISH -} - -(fdiv) fdiv_vfp { - DISPATCH_START_R2 - vldr s15, [stack, #8] - vldr s14, [stack, #4] - DISPATCH_NEXT - DISPATCH_NEXT - fdivs s15, s15, s14 - DISPATCH_NEXT - DISPATCH_NEXT - vstr s15, [stack, #8] - add stack, stack, #4 - DISPATCH_FINISH -} - -(ddiv) ddiv_vfp { - DISPATCH_START_R2 - vldr d7, [stack, #12] - vldr d6, [stack, #4] - DISPATCH_NEXT - DISPATCH_NEXT - fdivd d0, d7, d6 - DISPATCH_NEXT - DISPATCH_NEXT - vstr d0, [stack, #12] - add stack, stack, #8 - DISPATCH_FINISH -} - -(fcmpl) fcmpl_vfp { - DISPATCH_START_R2 - flds s14, [stack, #8] - flds s15, [stack, #4] - DISPATCH_NEXT - DISPATCH_NEXT - fcmpes s14, s15 - add stack, stack, #8 - fmstat - mvnmi r3, #0 - bmi 1f - movgt r3, #1 - bgt 1f - fcmps s14, s15 - fmstat - moveq r3, #0 - mvnne r3, #0 -1: - DISPATCH_NEXT - DISPATCH_NEXT - PUSH r3 - DISPATCH_FINISH -} - -(fcmpg) fcmpg_vfp { - DISPATCH_START_R2 - flds s14, [stack, #8] - flds s15, [stack, #4] - DISPATCH_NEXT - DISPATCH_NEXT - fcmpes s14, s15 - add stack, stack, #8 - fmstat - mvnmi r3, #0 - bmi 1f - movgt r3, #1 - bgt 1f - fcmps s14, s15 - fmstat - moveq r3, #0 - movne r3, #1 -1: - DISPATCH_NEXT - DISPATCH_NEXT - PUSH r3 - DISPATCH_FINISH -} - -(dcmpl) dcmpl_vfp { - DISPATCH_START_R2 - fldd d6, [stack, #12] - fldd d7, [stack, #4] - DISPATCH_NEXT - DISPATCH_NEXT - fcmped d6, d7 - fmstat - mvnmi r3, #0 - bmi 1f - movgt r3, #1 - bgt 1f - fcmpd d6, d7 - fmstat - moveq r3, #0 - mvnne r3, #0 -1: - add stack, stack, #16 - DISPATCH_NEXT - DISPATCH_NEXT - PUSH r3 - DISPATCH_FINISH -} - -(dcmpg) dcmpg_vfp { - DISPATCH_START_R2 - fldd d6, [stack, #12] - fldd d7, [stack, #4] - DISPATCH_NEXT - DISPATCH_NEXT - fcmped d6, d7 - fmstat - mvnmi r3, #0 - bmi 1f - movgt r3, #1 - bgt 1f - fcmpd d6, d7 - fmstat - moveq r3, #0 - movne r3, #1 -1: - add stack, stack, #16 - DISPATCH_NEXT - DISPATCH_NEXT - PUSH r3 - DISPATCH_FINISH -} - -#endif // HW_FP - -#ifdef FAST_BYTECODES - -@############################################################################## -@ Optimised bytecode pairs -@############################################################################## - -@ --- load; iaccess ------------------------------------------------------ - -(iload_0,iload_1,iload_2,iload_3) -(iaccess_0,iaccess_1,iaccess_2,iaccess_3) -{ - rsb lr, r0, #opc_iload_0 - ldrb r2, [jpc, #4] - rsb tmp1, r1, #opc_iaccess_0 - ldrb r3, [jpc, #3] - ldr lr, [locals, lr, lsl #2] - add tmp2, constpool, r2, lsl #12 - DISPATCH_START \seq_len - PUSH lr - ldr tmp1, [locals, tmp1, lsl #2] - add tmp2, r3, lsl #4 - DISPATCH_NEXT - SW_NPC cmp tmp1, #0 - SW_NPC beq null_ptr_exception_jpc_3 - DISPATCH_NEXT - ldr tmp2, [tmp2, #CP_OFFSET+8] - DISPATCH_NEXT -.abortentry111: - ldr tmp2, [tmp1, tmp2] - DISPATCH_NEXT - PUSH tmp2 - DISPATCH_FINISH -} - -(iload,aload,fload) -(iaccess_0,iaccess_1,iaccess_2,iaccess_3) -{ - rsb lr, r2, #0 - ldrb r2, [jpc, #5] - rsb tmp1, r1, #opc_iaccess_0 - ldrb r3, [jpc, #4] - ldr lr, [locals, lr, lsl #2] - add tmp2, constpool, r2, lsl #12 - DISPATCH_START \seq_len - PUSH lr - ldr tmp1, [locals, tmp1, lsl #2] - add tmp2, r3, lsl #4 - DISPATCH_NEXT - SW_NPC cmp tmp1, #0 - SW_NPC beq null_ptr_exception_jpc_3 - DISPATCH_NEXT - ldr tmp2, [tmp2, #CP_OFFSET+8] - DISPATCH_NEXT -.abortentry112: - ldr tmp2, [tmp1, tmp2] - DISPATCH_NEXT - PUSH tmp2 - DISPATCH_FINISH -} - -@ --- load; load --------------------------------------------------------- - -(aload_0,aload_1,aload_2,aload_3) -(aload_0,aload_1,aload_2,aload_3) -{ - rsb tmp1, r0, #opc_aload_0 - DISPATCH_START \seq_len - rsb tmp2, r1, #opc_aload_0 - DISPATCH_NEXT - ldr tmp1, [locals, tmp1, lsl #2] - ldr tmp2, [locals, tmp2, lsl #2] - DISPATCH_NEXT - DISPATCH_NEXT - DISPATCH_NEXT - PUSH tmp2, tmp1 - DISPATCH_FINISH -} - -(aload_0,aload_1,aload_2,aload_3) -(iload_0,iload_1,iload_2,iload_3) -{ - rsb tmp1, r0, #opc_aload_0 - DISPATCH_START \seq_len - rsb tmp2, r1, #opc_iload_0 - DISPATCH_NEXT - ldr tmp1, [locals, tmp1, lsl #2] - ldr tmp2, [locals, tmp2, lsl #2] - DISPATCH_NEXT - DISPATCH_NEXT - DISPATCH_NEXT - PUSH tmp2, tmp1 - DISPATCH_FINISH -} - -(iload_0,iload_1,iload_2,iload_3) -(aload_0,aload_1,aload_2,aload_3) -{ - rsb tmp1, r0, #opc_iload_0 - DISPATCH_START \seq_len - rsb tmp2, r1, #opc_aload_0 - DISPATCH_NEXT - ldr tmp1, [locals, tmp1, lsl #2] - cmp r0, #opc_igetfield - ldr tmp2, [locals, tmp2, lsl #2] - beq 1f -2: - DISPATCH_NEXT - DISPATCH_NEXT - DISPATCH_NEXT - PUSH tmp2, tmp1 - DISPATCH_FINISH -1: - ldrb lr, [jpc, #-1] - add lr, lr, #opc_iaccess_0-opc_aload_0 - strb lr, [jpc, #-1] - b 2b -} - -@ 7 cycles -(iload_0,iload_1,iload_2,iload_3) -(iload_0,iload_1,iload_2,iload_3) -{ - add r0, r0, #opc_iload_0_iload_N-opc_iload_0 - strb r0, [jpc] - b do_fast_iload_N_iload_N -} - -(aload_0,aload_1,aload_2,aload_3) -(iload,aload,fload) -{ - ldrb r3, [jpc, #2] - rsb tmp1, r0, #opc_aload_0 - DISPATCH_START \seq_len - ldr tmp1, [locals, tmp1, lsl #2] - rsb r3, r3, #0 - DISPATCH_NEXT - ldr r3, [locals, r3, lsl #2] - DISPATCH_NEXT - DISPATCH_NEXT - DISPATCH_NEXT - PUSH r3, tmp1 - DISPATCH_FINISH -} - -(iload_0,iload_1,iload_2,iload_3) -(aload,fload) -{ - ldrb r3, [jpc, #2] - rsb tmp1, r0, #opc_iload_0 - DISPATCH_START \seq_len - ldr tmp1, [locals, tmp1, lsl #2] - rsb r3, r3, #0 - DISPATCH_NEXT - ldr r3, [locals, r3, lsl #2] - DISPATCH_NEXT - DISPATCH_NEXT - DISPATCH_NEXT - PUSH r3, tmp1 - DISPATCH_FINISH -} - -(iload_0,iload_1,iload_2,iload_3) -(iload) -{ - add r0, r0, #opc_iload_0_iload-opc_iload_0 - strb r0, [jpc] - b do_fast_iload_N_iload -} - -@ r2 = [jpc, #1] -(iload,aload,fload) -(aload_0,aload_1,aload_2,aload_3) -{ - DISPATCH_START \seq_len - rsb tmp2, r1, #opc_aload_0 - DISPATCH_NEXT - rsb tmp1, r2, #0 - ldr tmp2, [locals, tmp2, lsl #2] - cmp r0, #opc_igetfield - DISPATCH_NEXT - beq 1f -2: - ldr tmp1, [locals, tmp1, lsl #2] - DISPATCH_NEXT - DISPATCH_NEXT - PUSH tmp2, tmp1 - DISPATCH_FINISH -1: - ldrb lr, [jpc, #-1] - add lr, lr, #opc_iaccess_0-opc_aload_0 - strb lr, [jpc, #-1] - b 2b -} - -@ r2 = [jpc, #1] -(aload,fload) -(iload_0,iload_1,iload_2,iload_3) -{ - DISPATCH_START \seq_len - rsb tmp2, r1, #opc_iload_0 - DISPATCH_NEXT - rsb tmp1, r2, #0 - ldr tmp2, [locals, tmp2, lsl #2] - DISPATCH_NEXT - ldr tmp1, [locals, tmp1, lsl #2] - DISPATCH_NEXT - DISPATCH_NEXT - PUSH tmp2, tmp1 - DISPATCH_FINISH -} - -@ r2 = [jpc, #1] -(iload) -(iload_0,iload_1,iload_2,iload_3) -{ - mov r0, #opc_iload_iload_N - strb r0, [jpc] - b do_fast_iload_iload_N -} - -@ r2 = [jpc, #1] -(aload,fload)(iload,aload,fload) { - ldrb tmp2, [jpc, #3] - rsb tmp1, r2, #0 - DISPATCH_START \seq_len - rsb tmp2, tmp2, #0 - ldr tmp1, [locals, tmp1, lsl #2] - DISPATCH_NEXT - ldr tmp2, [locals, tmp2, lsl #2] - DISPATCH_NEXT - DISPATCH_NEXT - PUSH tmp2, tmp1 - DISPATCH_FINISH -} - -(iload)(iload) { - mov r0, #opc_iload_iload - strb r0, [jpc] - b do_fast_iload_iload -} - -(iload)(aload,fload) { - ldrb tmp2, [jpc, #3] - rsb tmp1, r2, #0 - DISPATCH_START \seq_len - rsb tmp2, tmp2, #0 - ldr tmp1, [locals, tmp1, lsl #2] - DISPATCH_NEXT - ldr tmp2, [locals, tmp2, lsl #2] - DISPATCH_NEXT - DISPATCH_NEXT - PUSH tmp2, tmp1 - DISPATCH_FINISH -} - -@ --- load; store -------------------------------------------------------- - -(aload_0,aload_1,aload_2,aload_3) -(astore_0,astore_1,astore_2,astore_3) -{ - rsb tmp1, r0, #opc_aload_0 - DISPATCH_START \seq_len - rsb tmp2, r1, #opc_astore_0 - DISPATCH_NEXT - ldr tmp1, [locals, tmp1, lsl #2] - DISPATCH_NEXT - DISPATCH_NEXT - DISPATCH_NEXT - str tmp1, [locals, tmp2, lsl #2] - DISPATCH_FINISH -} - -(iload_0,iload_1,iload_2,iload_3) -(istore_0,istore_1,istore_2,istore_3) -{ - rsb tmp1, r0, #opc_iload_0 - DISPATCH_START \seq_len - rsb tmp2, r1, #opc_istore_0 - DISPATCH_NEXT - ldr tmp1, [locals, tmp1, lsl #2] - DISPATCH_NEXT - DISPATCH_NEXT - DISPATCH_NEXT - str tmp1, [locals, tmp2, lsl #2] - DISPATCH_FINISH -} - -(aload_0,aload_1,aload_2,aload_3) -(astore,istore,fstore) -{ - ldrb tmp2, [jpc, #2] - rsb tmp1, r0, #opc_aload_0 - DISPATCH_START \seq_len - rsb tmp2, tmp2, #0 - DISPATCH_NEXT - ldr tmp1, [locals, tmp1, lsl #2] - DISPATCH_NEXT - DISPATCH_NEXT - DISPATCH_NEXT - str tmp1, [locals, tmp2, lsl #2] - DISPATCH_FINISH -} - -(iload_0,iload_1,iload_2,iload_3) -(astore,istore,fstore) -{ - ldrb tmp2, [jpc, #2] - rsb tmp1, r0, #opc_iload_0 - DISPATCH_START \seq_len - rsb tmp2, tmp2, #0 - DISPATCH_NEXT - ldr tmp1, [locals, tmp1, lsl #2] - DISPATCH_NEXT - DISPATCH_NEXT - DISPATCH_NEXT - str tmp1, [locals, tmp2, lsl #2] - DISPATCH_FINISH -} - -@ r2 = [jpc, #1] -(iload,aload,fload) -(astore_0,astore_1,astore_2,astore_3) -{ - DISPATCH_START \seq_len - rsb tmp1, r1, #opc_astore_0 - DISPATCH_NEXT - rsb tmp2, r2, #0 - ldr tmp2, [locals, tmp2, lsl #2] - DISPATCH_NEXT - DISPATCH_NEXT - DISPATCH_NEXT - str tmp2, [locals, tmp1, lsl #2] - DISPATCH_FINISH -} - -@ r2 = [jpc, #1] -(iload,aload,fload) -(istore_0,istore_1,istore_2,istore_3) -{ - DISPATCH_START \seq_len - rsb tmp1, r1, #opc_istore_0 - DISPATCH_NEXT - rsb tmp2, r2, #0 - ldr tmp2, [locals, tmp2, lsl #2] - DISPATCH_NEXT - DISPATCH_NEXT - DISPATCH_NEXT - str tmp2, [locals, tmp1, lsl #2] - DISPATCH_FINISH -} - -@ r2 = [jpc, #1] -(iload,aload,fload)(astore,istore,fstore) { - ldrb tmp1, [jpc, #3] - rsb tmp2, r2, #0 - DISPATCH_START \seq_len - rsb tmp1, tmp1, #0 - DISPATCH_NEXT - ldr tmp2, [locals, tmp2, lsl #2] - DISPATCH_NEXT - DISPATCH_NEXT - DISPATCH_NEXT - str tmp2, [locals, tmp1, lsl #2] - DISPATCH_FINISH -} - -@ --- load; const ------------------------------------------------------- - -(aload_0,aload_1,aload_2,aload_3) -(iconst_m1,iconst_0,iconst_1,iconst_2,iconst_3,iconst_4,iconst_5) -{ - rsb tmp1, r0, #opc_aload_0 - DISPATCH_START \seq_len - sub tmp2, r1, #opc_iconst_0 - DISPATCH_NEXT - ldr tmp1, [locals, tmp1, lsl #2] - DISPATCH_NEXT - PUSH tmp1 - DISPATCH_NEXT - DISPATCH_NEXT - PUSH tmp2 - DISPATCH_FINISH -} - -(iload_0,iload_1,iload_2,iload_3) -(iconst_m1,iconst_0,iconst_1,iconst_2,iconst_3,iconst_4,iconst_5) -{ - add r0, r0, #opc_iload_0_iconst_N-opc_iload_0 - strb r0, [jpc] - b do_iload_0_iconst_N -} - -@ r2 = [jpc, #1] -(iload,aload,fload) -(iconst_m1,iconst_0,iconst_1,iconst_2,iconst_3,iconst_4,iconst_5) -{ - cmp r0, #opc_iload - DISPATCH_START \seq_len - sub r3, r1, #opc_iconst_0 - DISPATCH_NEXT - ldr tmp2, [locals, -r2, lsl #2] - DISPATCH_NEXT - beq 1f - DISPATCH_NEXT - DISPATCH_NEXT - PUSH r3, tmp2 - DISPATCH_FINISH -1: - mov tmp1, #opc_iload_iconst_N - strb tmp1, [jpc, #-\seq_len]! - b do_iload_iconst_N -} - -(aload_0,aload_1,aload_2,aload_3) -(bipush) -{ - ldrsb r2, [jpc, #2] - rsb r3, r0, #opc_aload_0 - DISPATCH_START \seq_len - ldr r3, [locals, r3, lsl #2] - DISPATCH_NEXT - PUSH r2, r3 - DISPATCH_FINISH -} - -(iload_0,iload_1,iload_2,iload_3) -(bipush) -{ - ldrsb r2, [jpc, #2] - rsb r3, r0, #opc_iload_0 - DISPATCH_START \seq_len - ldr r3, [locals, r3, lsl #2] - DISPATCH_NEXT - PUSH r2, r3 - DISPATCH_FINISH -} - -(aload_0,aload_1,aload_2,aload_3) -(sipush) -{ - ldrsb r2, [jpc, #2] @ zero_extendqisi2 - ldrb lr, [jpc, #3] @ zero_extendqisi2 - rsb r3, r0, #opc_aload_0 - DISPATCH_START \seq_len - ldr r3, [locals, r3, lsl #2] - DISPATCH_NEXT - orr r2, lr, r2, asl #8 - DISPATCH_NEXT - PUSH r2, r3 - DISPATCH_FINISH -} - -(iload_0,iload_1,iload_2,iload_3) -(sipush) -{ - ldrsb r2, [jpc, #2] @ zero_extendqisi2 - ldrb lr, [jpc, #3] @ zero_extendqisi2 - rsb r3, r0, #opc_iload_0 - DISPATCH_START \seq_len - ldr r3, [locals, r3, lsl #2] - DISPATCH_NEXT - orr r2, lr, r2, asl #8 - DISPATCH_NEXT - PUSH r2, r3 - DISPATCH_FINISH -} - -@ r2 = [jpc, #1] -(iload,aload,fload)(bipush) { - ldrsb r3, [jpc, #3] - DISPATCH_START \seq_len - ldr lr, [locals, -r2, lsl #2] - DISPATCH_NEXT - PUSH r3, lr - DISPATCH_FINISH -} - -@ r2 = [jpc, #1] -(iload,aload,fload)(sipush) { - ldrsb r3, [jpc, #3] - ldrb lr, [jpc, #4] - DISPATCH_START \seq_len - ldr tmp1, [locals, -r2, lsl #2] - orr r3, lr, r3, asl #8 - DISPATCH_NEXT - PUSH r3, tmp1 - DISPATCH_FINISH -} - -@ --- load; Xaload ------------------------------------------------------- - -(iload_0,iload_1,iload_2,iload_3) -(iaload,aaload,faload) -{ - POP r3 - rsb r2, r0, #opc_iload_0 - DISPATCH_START \seq_len - ldr r2, [locals, r2, lsl #2] - SW_NPC cmp r3, #0 - SW_NPC beq null_ptr_exception_jpc_1 -.abortentry19: - ldr lr, [r3, #8] @ lr = length - DISPATCH_NEXT - cmp r2, lr - bcs array_bound_exception_jpc_1 - add r3, r3, r2, lsl #2 - ldr lr, [r3, #BASE_OFFSET_WORD] - DISPATCH_NEXT - PUSH lr - DISPATCH_FINISH -} - -@ r2 = [jpc, #1] -(iload,aload,fload)(iaload,aaload,faload) { - POP r3 - ldr r2, [locals, -r2, lsl #2] - DISPATCH_START \seq_len - SW_NPC cmp r3, #0 - SW_NPC beq null_ptr_exception_jpc_1 -.abortentry20: - ldr lr, [r3, #8] @ lr = length - DISPATCH_NEXT - cmp r2, lr - bcs array_bound_exception_jpc_1 - add r3, r3, r2, lsl #2 - ldr lr, [r3, #BASE_OFFSET_WORD] - DISPATCH_NEXT - PUSH lr - DISPATCH_FINISH -} - -(iload_0,iload_1,iload_2,iload_3) -(baload) -{ - POP r3 - rsb r2, r0, #opc_iload_0 - DISPATCH_START \seq_len - ldr r2, [locals, r2, lsl #2] - SW_NPC cmp r3, #0 - SW_NPC beq null_ptr_exception_jpc_1 -.abortentry21: - ldr lr, [r3, #8] @ lr = length - DISPATCH_NEXT - cmp r2, lr - bcs array_bound_exception_jpc_1 - add r3, r3, r2 - ldrsb lr, [r3, #BASE_OFFSET_BYTE] - DISPATCH_NEXT - PUSH lr - DISPATCH_FINISH -} - -(iload_0,iload_1,iload_2,iload_3) -(caload) -{ - POP r3 - rsb r2, r0, #opc_iload_0 - DISPATCH_START \seq_len - ldr r2, [locals, r2, lsl #2] - SW_NPC cmp r3, #0 - SW_NPC beq null_ptr_exception_jpc_1 -.abortentry22: - ldr lr, [r3, #8] @ lr = length - DISPATCH_NEXT - cmp r2, lr - bcs array_bound_exception_jpc_1 - add r3, r3, r2, lsl #1 - ldrh lr, [r3, #BASE_OFFSET_SHORT] - DISPATCH_NEXT - PUSH lr - DISPATCH_FINISH -} - -(iload_0,iload_1,iload_2,iload_3) -(saload) -{ - POP r3 - rsb r2, r0, #opc_iload_0 - DISPATCH_START \seq_len - ldr r2, [locals, r2, lsl #2] - SW_NPC cmp r3, #0 - SW_NPC beq null_ptr_exception_jpc_1 -.abortentry23: - ldr lr, [r3, #8] @ lr = length - DISPATCH_NEXT - cmp r2, lr - bcs array_bound_exception_jpc_1 - add r3, r3, r2, lsl #1 - ldrsh lr, [r3, #BASE_OFFSET_SHORT] - DISPATCH_NEXT - PUSH lr - DISPATCH_FINISH -} - -@ r2 = [jpc, #1] -(iload,aload,fload)(baload) { - POP r3 - ldr r2, [locals, -r2, lsl #2] - DISPATCH_START \seq_len - SW_NPC cmp r3, #0 - SW_NPC beq null_ptr_exception_jpc_1 -.abortentry24: - ldr lr, [r3, #8] @ lr = length - DISPATCH_NEXT - cmp r2, lr - bcs array_bound_exception_jpc_1 - add r3, r3, r2 - ldrsb lr, [r3, #BASE_OFFSET_BYTE] - DISPATCH_NEXT - PUSH lr - DISPATCH_FINISH -} - -@ r2 = [jpc, #1] -(iload,aload,fload)(caload) { - POP r3 - ldr r2, [locals, -r2, lsl #2] - DISPATCH_START \seq_len - SW_NPC cmp r3, #0 - SW_NPC beq null_ptr_exception_jpc_1 -.abortentry25: - ldr lr, [r3, #8] @ lr = length - DISPATCH_NEXT - cmp r2, lr - bcs array_bound_exception_jpc_1 - add r3, r3, r2, lsl #1 - ldrh lr, [r3, #BASE_OFFSET_SHORT] - DISPATCH_NEXT - PUSH lr - DISPATCH_FINISH -} - -@ r2 = [jpc, #1] -(iload,aload,fload)(saload) { - POP r3 - ldr r2, [locals, -r2, lsl #2] - DISPATCH_START \seq_len - SW_NPC cmp r3, #0 - SW_NPC beq null_ptr_exception_jpc_1 -.abortentry26: - ldr lr, [r3, #8] @ lr = length - DISPATCH_NEXT - cmp r2, lr - bcs array_bound_exception_jpc_1 - add r3, r3, r2, lsl #1 - ldrsh lr, [r3, #BASE_OFFSET_SHORT] - DISPATCH_NEXT - PUSH lr - DISPATCH_FINISH -} - -@ --- load; Xastore ------------------------------------------------------- - -(iload_0,iload_1,iload_2,iload_3) -(iastore,fastore) -{ - POP r2, r3 - rsb tmp1, r0, #opc_iload_0 - DISPATCH_START \seq_len - ldr tmp1, [locals, tmp1, lsl #2] - SW_NPC cmp r3, #0 - SW_NPC beq null_ptr_exception_jpc_1 -.abortentry27: - ldr lr, [r3, #8] @ lr = limit - DISPATCH_NEXT - cmp r2, lr - bcs array_bound_exception_jpc_1 - DISPATCH_NEXT - add r3, r3, r2, lsl #2 - str tmp1, [r3, #BASE_OFFSET_WORD] - DISPATCH_FINISH -} - -(iload_0,iload_1,iload_2,iload_3) -(bastore) -{ - POP r2, r3 - rsb tmp1, r0, #opc_iload_0 - DISPATCH_START \seq_len - ldr tmp1, [locals, tmp1, lsl #2] - SW_NPC cmp r3, #0 - SW_NPC beq null_ptr_exception_jpc_1 -.abortentry28: - ldr lr, [r3, #8] @ lr = limit - DISPATCH_NEXT - cmp r2, lr - bcs array_bound_exception_jpc_1 - DISPATCH_NEXT - add r3, r3, r2 - strb tmp1, [r3, #BASE_OFFSET_BYTE] - DISPATCH_FINISH -} - -(iload_0,iload_1,iload_2,iload_3) -(castore,sastore) -{ - POP r2, r3 - rsb tmp1, r0, #opc_iload_0 - DISPATCH_START \seq_len - ldr tmp1, [locals, tmp1, lsl #2] - SW_NPC cmp r3, #0 - SW_NPC beq null_ptr_exception_jpc_1 -.abortentry29: - ldr lr, [r3, #8] @ lr = limit - DISPATCH_NEXT - cmp r2, lr - bcs array_bound_exception_jpc_1 - DISPATCH_NEXT - add r3, r3, r2, lsl #1 - strh tmp1, [r3, #BASE_OFFSET_SHORT] - DISPATCH_FINISH -} - -(iload,aload,fload)(iastore,fastore) { - POP r3, tmp1 - DISPATCH_START \seq_len - ldr r2, [locals, -r2, lsl #2] - SW_NPC cmp tmp1, #0 - SW_NPC beq null_ptr_exception_jpc_1 -.abortentry30: - ldr lr, [tmp1, #8] @ lr = limit - DISPATCH_NEXT - cmp r3, lr - bcs array_bound_exception_jpc_1_r3 - DISPATCH_NEXT - add tmp1, tmp1, r3, lsl #2 - str r2, [tmp1, #BASE_OFFSET_WORD] - DISPATCH_FINISH -} - -(iload,aload,fload)(bastore) { - POP r3, tmp1 - DISPATCH_START \seq_len - ldr r2, [locals, -r2, lsl #2] - SW_NPC cmp tmp1, #0 - SW_NPC beq null_ptr_exception_jpc_1 -.abortentry31: - ldr lr, [tmp1, #8] @ lr = limit - DISPATCH_NEXT - cmp r3, lr - bcs array_bound_exception_jpc_1_r3 - DISPATCH_NEXT - add tmp1, tmp1, r3 - strb r2, [tmp1, #BASE_OFFSET_BYTE] - DISPATCH_FINISH -} - -(iload,aload,fload)(castore,sastore) { - POP r3, tmp1 - DISPATCH_START \seq_len - ldr r2, [locals, -r2, lsl #2] - SW_NPC cmp tmp1, #0 - SW_NPC beq null_ptr_exception_jpc_1 -.abortentry32: - ldr lr, [tmp1, #8] @ lr = limit - DISPATCH_NEXT - cmp r3, lr - bcs array_bound_exception_jpc_1_r3 - DISPATCH_NEXT - add tmp1, tmp1, r3, lsl #1 - strh r2, [tmp1, #BASE_OFFSET_SHORT] - DISPATCH_FINISH -} - -@ --- load; dataop ------------------------------------------------------- - -(iload_0,iload_1,iload_2,iload_3) -(iadd) -{ - POP tmp2 - rsb tmp1, r0, #opc_iload_0 - DISPATCH_START \seq_len - ldr tmp1, [locals, tmp1, lsl #2] - DISPATCH_NEXT - add tmp1, tmp2, tmp1 - DISPATCH_NEXT - DISPATCH_NEXT - DISPATCH_NEXT - PUSH tmp1 - DISPATCH_FINISH -} - -(iload,aload,fload)(iadd) { - DISPATCH_START \seq_len - rsb tmp2, r2, #0 - POP tmp1 - DISPATCH_NEXT - ldr tmp2, [locals, tmp2, lsl #2] - DISPATCH_NEXT - add tmp2, tmp1, tmp2 - DISPATCH_NEXT - DISPATCH_NEXT - PUSH tmp2 - DISPATCH_FINISH -} - -(iload_0,iload_1,iload_2,iload_3) -(isub) -{ - POP tmp2 - rsb tmp1, r0, #opc_iload_0 - DISPATCH_START \seq_len - ldr tmp1, [locals, tmp1, lsl #2] - DISPATCH_NEXT - sub tmp1, tmp2, tmp1 - DISPATCH_NEXT - DISPATCH_NEXT - DISPATCH_NEXT - PUSH tmp1 - DISPATCH_FINISH -} - -(iload,aload,fload)(isub) { - DISPATCH_START \seq_len - rsb tmp2, r2, #0 - POP tmp1 - DISPATCH_NEXT - ldr tmp2, [locals, tmp2, lsl #2] - DISPATCH_NEXT - sub tmp2, tmp1, tmp2 - DISPATCH_NEXT - DISPATCH_NEXT - PUSH tmp2 - DISPATCH_FINISH -} - -(iload_0,iload_1,iload_2,iload_3) -(imul) -{ - POP r2 - rsb lr, r0, #opc_iload_0 - DISPATCH_START \seq_len - ldr lr, [locals, lr, lsl #2] - DISPATCH_NEXT - mul r3, r2, lr - DISPATCH_NEXT - PUSH r3 - DISPATCH_FINISH -} - -(iload,aload,fload)(imul) { - DISPATCH_START \seq_len - POP r3 - ldr r2, [locals, -r2, lsl #2] - DISPATCH_NEXT - mul lr, r3, r2 - DISPATCH_NEXT - PUSH lr - DISPATCH_FINISH -} - -(iload_0,iload_1,iload_2,iload_3) -(ineg) -{ - rsb lr, r0, #opc_iload_0 - DISPATCH_START \seq_len - ldr lr, [locals, lr, lsl #2] - DISPATCH_NEXT - rsb lr, lr, #0 - PUSH lr - DISPATCH_FINISH -} - -(iload,aload,fload)(ineg) { - DISPATCH_START \seq_len - ldr r2, [locals, -r2, lsl #2] - DISPATCH_NEXT - rsb r2, r2, #0 - PUSH r2 - DISPATCH_FINISH -} - -(iload_0,iload_1,iload_2,iload_3) -(ishl) -{ - POP r2 - rsb lr, r0, #opc_iload_0 - DISPATCH_START \seq_len - ldr lr, [locals, lr, lsl #2] - DISPATCH_NEXT - mov lr, r2, lsl lr - DISPATCH_NEXT - PUSH lr - DISPATCH_FINISH -} - -(iload,aload,fload)(ishl) { - DISPATCH_START \seq_len - POP r3 - ldr r2, [locals, -r2, lsl #2] - DISPATCH_NEXT - mov r2, r3, lsl r2 - DISPATCH_NEXT - PUSH r2 - DISPATCH_FINISH -} - -(iload_0,iload_1,iload_2,iload_3) -(ishr) -{ - POP r2 - rsb lr, r0, #opc_iload_0 - DISPATCH_START \seq_len - ldr lr, [locals, lr, lsl #2] - DISPATCH_NEXT - mov lr, r2, asr lr - DISPATCH_NEXT - PUSH lr - DISPATCH_FINISH -} - -(iload,aload,fload)(ishr) { - DISPATCH_START \seq_len - POP r3 - ldr r2, [locals, -r2, lsl #2] - DISPATCH_NEXT - mov r2, r3, asr r2 - DISPATCH_NEXT - PUSH r2 - DISPATCH_FINISH -} - -(iload_0,iload_1,iload_2,iload_3) -(iushr) -{ - POP r2 - rsb lr, r0, #opc_iload_0 - DISPATCH_START \seq_len - ldr lr, [locals, lr, lsl #2] - DISPATCH_NEXT - mov lr, r2, lsr lr - DISPATCH_NEXT - PUSH lr - DISPATCH_FINISH -} - -(iload,aload,fload)(iushr) { - ldrb r2, [jpc, #1] - DISPATCH_START \seq_len - POP r3 - ldr r2, [locals, -r2, lsl #2] - DISPATCH_NEXT - mov r2, r3, lsr r2 - DISPATCH_NEXT - PUSH r2 - DISPATCH_FINISH -} - -(iload_0,iload_1,iload_2,iload_3) -(iand) -{ - POP tmp2 - rsb tmp1, r0, #opc_iload_0 - DISPATCH_START \seq_len - ldr tmp1, [locals, tmp1, lsl #2] - DISPATCH_NEXT - and tmp1, tmp2, tmp1 - DISPATCH_NEXT - DISPATCH_NEXT - DISPATCH_NEXT - PUSH tmp1 - DISPATCH_FINISH -} - -(iload,aload,fload)(iand) { - DISPATCH_START \seq_len - rsb tmp2, r2, #0 - POP tmp1 - DISPATCH_NEXT - ldr tmp2, [locals, tmp2, lsl #2] - DISPATCH_NEXT - and tmp2, tmp1, tmp2 - DISPATCH_NEXT - DISPATCH_NEXT - PUSH tmp2 - DISPATCH_FINISH -} - -(iload_0,iload_1,iload_2,iload_3) -(ior) -{ - POP tmp2 - rsb tmp1, r0, #opc_iload_0 - DISPATCH_START \seq_len - ldr tmp1, [locals, tmp1, lsl #2] - DISPATCH_NEXT - orr tmp1, tmp2, tmp1 - DISPATCH_NEXT - DISPATCH_NEXT - DISPATCH_NEXT - PUSH tmp1 - DISPATCH_FINISH -} - -(iload,aload,fload)(ior) { - DISPATCH_START \seq_len - rsb tmp2, r2, #0 - POP tmp1 - DISPATCH_NEXT - ldr tmp2, [locals, tmp2, lsl #2] - DISPATCH_NEXT - orr tmp2, tmp1, tmp2 - DISPATCH_NEXT - DISPATCH_NEXT - PUSH tmp2 - DISPATCH_FINISH -} - -(iload_0,iload_1,iload_2,iload_3) -(ixor) -{ - POP tmp2 - rsb tmp1, r0, #opc_iload_0 - DISPATCH_START \seq_len - ldr tmp1, [locals, tmp1, lsl #2] - DISPATCH_NEXT - eor tmp1, tmp2, tmp1 - DISPATCH_NEXT - DISPATCH_NEXT - DISPATCH_NEXT - PUSH tmp1 - DISPATCH_FINISH -} - -(iload,aload,fload)(ixor) { - DISPATCH_START \seq_len - rsb tmp2, r2, #0 - POP tmp1 - DISPATCH_NEXT - ldr tmp2, [locals, tmp2, lsl #2] - DISPATCH_NEXT - eor tmp2, tmp1, tmp2 - DISPATCH_NEXT - DISPATCH_NEXT - PUSH tmp2 - DISPATCH_FINISH -} - -(iload_0,iload_1,iload_2,iload_3) -(i2c) -{ - rsb lr, r0, #opc_iload_0 - DISPATCH_START \seq_len - ldr lr, [locals, lr, lsl #2] - DISPATCH_NEXT - mov lr, lr, asl #16 - mov lr, lr, lsr #16 - PUSH lr - DISPATCH_FINISH -} - -(iload,aload,fload)(i2c) { - DISPATCH_START \seq_len - ldr r2, [locals, -r2, lsl #2] - DISPATCH_NEXT - mov r2, r2, asl #16 - mov r2, r2, lsr #16 - PUSH r2 - DISPATCH_FINISH -} - -#ifdef NOTICE_SAFEPOINTS - -@ --- load; branch ------------------------------------------------------- - -(iload_0,iload_1,iload_2,iload_3) -(ifeq,ifnull) -{ - rsb r3, r0, #opc_iload_0 - ldrsb r1, [jpc, #2] - ldr r3, [locals, r3, lsl #2] - ldrb ip, [jpc, #3] - cmp r3, #0 - beq branch_taken_unsafe_1 - DISPATCH 4 -} - -(iload,aload,fload)(ifeq,ifnull) { - rsb r2, r2, #0 - ldrsb r1, [jpc, #3] - ldr r3, [locals, r2, lsl #2] - ldrb ip, [jpc, #4] - cmp r3, #0 - beq branch_taken_unsafe_2 - DISPATCH 5 -} - -(iload_0,iload_1,iload_2,iload_3) -(ifne,ifnonnull) -{ - rsb r3, r0, #opc_iload_0 - ldrsb r1, [jpc, #2] - ldr r3, [locals, r3, lsl #2] - ldrb ip, [jpc, #3] - cmp r3, #0 - bne branch_taken_unsafe_1 - DISPATCH 4 -} - -(iload,aload,fload)(ifne,ifnonnull) { - rsb r2, r2, #0 - ldrsb r1, [jpc, #3] - ldr r3, [locals, r2, lsl #2] - ldrb ip, [jpc, #4] - cmp r3, #0 - bne branch_taken_unsafe_2 - DISPATCH 5 -} - -(iload_0,iload_1,iload_2,iload_3) -(iflt) -{ - rsb r3, r0, #opc_iload_0 - ldrsb r1, [jpc, #2] - ldr r3, [locals, r3, lsl #2] - ldrb ip, [jpc, #3] - cmp r3, #0 - blt branch_taken_unsafe_1 - DISPATCH 4 -} - -(iload,aload,fload)(iflt) { - rsb r2, r2, #0 - ldrsb r1, [jpc, #3] - ldr r3, [locals, r2, lsl #2] - ldrb ip, [jpc, #4] - cmp r3, #0 - blt branch_taken_unsafe_2 - DISPATCH 5 -} - -(iload_0,iload_1,iload_2,iload_3) -(ifge) -{ - rsb r3, r0, #opc_iload_0 - ldrsb r1, [jpc, #2] - ldr r3, [locals, r3, lsl #2] - ldrb ip, [jpc, #3] - cmp r3, #0 - bge branch_taken_unsafe_1 - DISPATCH 4 -} - -(iload,aload,fload)(ifge) { - rsb r2, r2, #0 - ldrsb r1, [jpc, #3] - ldr r3, [locals, r2, lsl #2] - ldrb ip, [jpc, #4] - cmp r3, #0 - bge branch_taken_unsafe_2 - DISPATCH 5 -} - -(iload_0,iload_1,iload_2,iload_3) -(ifgt) -{ - rsb r3, r0, #opc_iload_0 - ldrsb r1, [jpc, #2] - ldr r3, [locals, r3, lsl #2] - ldrb ip, [jpc, #3] - cmp r3, #0 - bgt branch_taken_unsafe_1 - DISPATCH 4 -} - -(iload,aload,fload)(ifgt) { - rsb r2, r2, #0 - ldrsb r1, [jpc, #3] - ldr r3, [locals, r2, lsl #2] - ldrb ip, [jpc, #4] - cmp r3, #0 - bgt branch_taken_unsafe_2 - DISPATCH 5 -} - -(iload_0,iload_1,iload_2,iload_3) -(ifle) -{ - rsb r3, r0, #opc_iload_0 - ldrsb r1, [jpc, #2] - ldr r3, [locals, r3, lsl #2] - ldrb ip, [jpc, #3] - cmp r3, #0 - ble branch_taken_unsafe_1 - DISPATCH 4 -} - -(iload,aload,fload)(ifle) { - rsb r2, r2, #0 - ldrsb r1, [jpc, #3] - ldr r3, [locals, r2, lsl #2] - ldrb ip, [jpc, #4] - cmp r3, #0 - ble branch_taken_unsafe_2 - DISPATCH 5 -} - -(iload_0,iload_1,iload_2,iload_3) -(if_icmpeq,if_acmpeq) -{ - POP r3 - rsb r2, r0, #opc_iload_0 - ldrsb r1, [jpc, #2] - ldr r2, [locals, r2, lsl #2] - ldrb ip, [jpc, #3] - cmp r3, r2 - beq branch_taken_unsafe_1 - DISPATCH 4 -} - -(iload,aload,fload)(if_icmpeq,if_acmpeq) { - POP r3 - rsb r2, r2, #0 - ldrsb r1, [jpc, #3] - ldr r2, [locals, r2, lsl #2] - ldrb ip, [jpc, #4] - cmp r3, r2 - beq branch_taken_unsafe_2 - DISPATCH 5 -} - -(iload_0,iload_1,iload_2,iload_3) -(if_icmpne,if_acmpne) -{ - POP r3 - rsb r2, r0, #opc_iload_0 - ldrsb r1, [jpc, #2] - ldr r2, [locals, r2, lsl #2] - ldrb ip, [jpc, #3] - cmp r3, r2 - bne branch_taken_unsafe_1 - DISPATCH 4 -} - -(iload,aload,fload)(if_icmpne,if_acmpne) { - POP r3 - rsb r2, r2, #0 - ldrsb r1, [jpc, #3] - ldr r2, [locals, r2, lsl #2] - ldrb ip, [jpc, #4] - cmp r3, r2 - bne branch_taken_unsafe_2 - DISPATCH 5 -} - -(iload_0,iload_1,iload_2,iload_3) -(if_icmplt) -{ - POP r3 - rsb r2, r0, #opc_iload_0 - ldrsb r1, [jpc, #2] - ldr r2, [locals, r2, lsl #2] - ldrb ip, [jpc, #3] - cmp r3, r2 - blt branch_taken_unsafe_1 - DISPATCH 4 -} - -(iload,aload,fload)(if_icmplt) { - POP r3 - rsb r2, r2, #0 - ldrsb r1, [jpc, #3] - ldr r2, [locals, r2, lsl #2] - ldrb ip, [jpc, #4] - cmp r3, r2 - blt branch_taken_unsafe_2 - DISPATCH 5 -} - -(iload_0,iload_1,iload_2,iload_3) -(if_icmpge) -{ - POP r3 - rsb r2, r0, #opc_iload_0 - ldrsb r1, [jpc, #2] - ldr r2, [locals, r2, lsl #2] - ldrb ip, [jpc, #3] - cmp r3, r2 - bge branch_taken_unsafe_1 - DISPATCH 4 -} - -(iload,aload,fload)(if_icmpge) { - POP r3 - rsb r2, r2, #0 - ldrsb r1, [jpc, #3] - ldr r2, [locals, r2, lsl #2] - ldrb ip, [jpc, #4] - cmp r3, r2 - bge branch_taken_unsafe_2 - DISPATCH 5 -} - -(iload_0,iload_1,iload_2,iload_3) -(if_icmpgt) -{ - POP r3 - rsb r2, r0, #opc_iload_0 - ldrsb r1, [jpc, #2] - ldr r2, [locals, r2, lsl #2] - ldrb ip, [jpc, #3] - cmp r3, r2 - bgt branch_taken_unsafe_1 - DISPATCH 4 -} - -(iload,aload,fload)(if_icmpgt) { - POP r3 - rsb r2, r2, #0 - ldrsb r1, [jpc, #3] - ldr r2, [locals, r2, lsl #2] - ldrb ip, [jpc, #4] - cmp r3, r2 - bgt branch_taken_unsafe_2 - DISPATCH 5 -} - -(iload_0,iload_1,iload_2,iload_3) -(if_icmple) -{ - POP r3 - rsb r2, r0, #opc_iload_0 - ldrsb r1, [jpc, #2] - ldr r2, [locals, r2, lsl #2] - ldrb ip, [jpc, #3] - cmp r3, r2 - ble branch_taken_unsafe_1 - DISPATCH 4 -} - -(iload,aload,fload)(if_icmple) { - POP r3 - rsb r2, r2, #0 - ldrsb r1, [jpc, #3] - ldr r2, [locals, r2, lsl #2] - ldrb ip, [jpc, #4] - cmp r3, r2 - ble branch_taken_unsafe_2 - DISPATCH 5 -} - -@ --- load; return/invoke ------------------------------------------------- - -(iload_0,iload_1,iload_2,iload_3) -(ireturn,areturn,freturn) -{ - rsb r0, r0, #opc_iload_0 - ldr tmp2, [istate, #ISTATE_MONITOR_BASE] @ tmp2 = base - ldr tmp1, [istate, #ISTATE_STACK_BASE] @ tmp1 = end - ldr r1, [locals, r0, lsl #2] - ldr tmp_xxx, [istate, #ISTATE_THREAD] - cmp tmp1, tmp2 - bcc 1f -2: - mov r3, #0 - ldr stack, [tmp_xxx, #THREAD_TOP_ZERO_FRAME] - str r3, [tmp_xxx, #THREAD_LAST_JAVA_SP] - ldr r0, [istate, #ISTATE_METHOD] - ldr r3, [stack, #0] - ldrh r0, [r0, #40] - str r3, [tmp_xxx, #THREAD_TOP_ZERO_FRAME] - str r1, [stack, r0, lsl #2]! - - str stack, [tmp_xxx, #THREAD_JAVA_SP] - - ldmfd arm_sp!, {fast_regset, pc} -1: - PUSH r1 - add jpc, jpc, #1 - bl return_check_monitors - POP r1 - b 2b -} - -(iload,aload,fload)(ireturn,areturn,freturn) { - - ldr tmp2, [istate, #ISTATE_MONITOR_BASE] @ tmp2 = base - ldr tmp1, [istate, #ISTATE_STACK_BASE] @ tmp1 = end - ldr r1, [locals, -r2, lsl #2] - ldr tmp_xxx, [istate, #ISTATE_THREAD] - cmp tmp1, tmp2 - bcc 1f -2: - mov r3, #0 - ldr stack, [tmp_xxx, #THREAD_TOP_ZERO_FRAME] - str r3, [tmp_xxx, #THREAD_LAST_JAVA_SP] - ldr r0, [istate, #ISTATE_METHOD] - ldr r3, [stack, #0] - ldrh r0, [r0, #40] - str r3, [tmp_xxx, #THREAD_TOP_ZERO_FRAME] - str r1, [stack, r0, lsl #2]! - - str stack, [tmp_xxx, #THREAD_JAVA_SP] - - ldmfd arm_sp!, {fast_regset, pc} -1: - PUSH r1 - add jpc, jpc, #2 - bl return_check_monitors - POP r1 - b 2b -} - -#endif // NOTICE_SAFEPOINTS - -(iload_0,iload_1,iload_2,iload_3) -(invokeresolved) -{ - add jpc, jpc, #1 - rsb r0, r0, #opc_iload_0 - ldr r0, [locals, r0, lsl #2] - ldrb r2, [jpc, #1] - ldrb r1, [jpc, #2] - PUSH r0 - b do_invokeresolved -} - -(aload_0,aload_1,aload_2,aload_3) -(invokeresolved) -{ - add jpc, jpc, #1 - rsb r0, r0, #opc_aload_0 - ldr r0, [locals, r0, lsl #2] - ldrb r2, [jpc, #1] - ldrb r1, [jpc, #2] - PUSH r0 - b do_invokeresolved -} - -(iload,aload,fload)(invokeresolved) { - ldr r0, [locals, -r2, lsl #2] - add jpc, jpc, #2 - ldrb r2, [jpc, #1] - ldrb r1, [jpc, #2] - PUSH r0 - b do_invokeresolved -} - -(iload_0,iload_1,iload_2,iload_3) -(invokevfinal) -{ - add jpc, jpc, #1 - rsb r0, r0, #opc_iload_0 - ldr r0, [locals, r0, lsl #2] - ldrb r2, [jpc, #1] - ldrb r1, [jpc, #2] - PUSH r0 - b do_invokevfinal -} - -(aload_0,aload_1,aload_2,aload_3) -(invokevfinal) -{ - add jpc, jpc, #1 - rsb r0, r0, #opc_aload_0 - ldr r0, [locals, r0, lsl #2] - ldrb r2, [jpc, #1] - ldrb r1, [jpc, #2] - PUSH r0 - b do_invokevfinal -} - -(iload,aload,fload)(invokevfinal) { - ldr r0, [locals, -r2, lsl #2] - add jpc, jpc, #2 - ldrb r2, [jpc, #1] - ldrb r1, [jpc, #2] - PUSH r0 - b do_invokevfinal -} - -(iload_0,iload_1,iload_2,iload_3) -(invokespecialresolved) -{ - add jpc, jpc, #1 - rsb r0, r0, #opc_iload_0 - ldr r0, [locals, r0, lsl #2] - ldrb r2, [jpc, #1] - ldrb r1, [jpc, #2] - PUSH r0 - b do_invokespecialresolved -} - -(aload_0,aload_1,aload_2,aload_3) -(invokespecialresolved) -{ - add jpc, jpc, #1 - rsb r0, r0, #opc_aload_0 - ldr r0, [locals, r0, lsl #2] - ldrb r2, [jpc, #1] - ldrb r1, [jpc, #2] - PUSH r0 - b do_invokespecialresolved -} - -(iload,aload,fload)(invokespecialresolved) { - ldr r0, [locals, -r2, lsl #2] - add jpc, jpc, #2 - ldrb r2, [jpc, #1] - ldrb r1, [jpc, #2] - PUSH r0 - b do_invokespecialresolved -} - -(iload_0,iload_1,iload_2,iload_3) -(invokestaticresolved) -{ - add jpc, jpc, #1 - rsb r0, r0, #opc_iload_0 - ldr r0, [locals, r0, lsl #2] - ldrb r2, [jpc, #1] - ldrb r1, [jpc, #2] - PUSH r0 - b do_invokestaticresolved -} - -(aload_0,aload_1,aload_2,aload_3) -(invokestaticresolved) -{ - add jpc, jpc, #1 - rsb r0, r0, #opc_aload_0 - ldr r0, [locals, r0, lsl #2] - ldrb r2, [jpc, #1] - ldrb r1, [jpc, #2] - PUSH r0 - b do_invokestaticresolved -} - -(iload,aload,fload)(invokestaticresolved) { - ldr r0, [locals, -r2, lsl #2] - add jpc, jpc, #2 - ldrb r2, [jpc, #1] - ldrb r1, [jpc, #2] - PUSH r0 - b do_invokestaticresolved - -} - -(iload_0,iload_1,iload_2,iload_3) -(invokeinterface) -{ - add jpc, jpc, #1 - rsb r0, r0, #opc_iload_0 - ldr r0, [locals, r0, lsl #2] - ldrb r2, [jpc, #1] - ldrb r1, [jpc, #2] - PUSH r0 - b do_invokeinterface -} - -(aload_0,aload_1,aload_2,aload_3) -(invokeinterface) -{ - add jpc, jpc, #1 - rsb r0, r0, #opc_aload_0 - ldr r0, [locals, r0, lsl #2] - ldrb r2, [jpc, #1] - ldrb r1, [jpc, #2] - PUSH r0 - b do_invokeinterface -} - -(iload,aload,fload)(invokeinterface) { - ldr r0, [locals, -r2, lsl #2] - add jpc, jpc, #2 - ldrb r2, [jpc, #1] - ldrb r1, [jpc, #2] - PUSH r0 - b do_invokeinterface -} - -(aload_0,aload_1,aload_2,aload_3) -(igetfield) -{ - add r0, r0, #opc_iaccess_0-opc_aload_0 - strb r0, [jpc] - DISPATCH_BYTECODE -} - -@ 13 cycles -(iload,aload,fload)(igetfield) { - ldrb ip, [jpc, #4] - rsb tmp1, r2, #0 - ldrb r3, [jpc, #3] - add tmp2, constpool, ip, lsl #12 - DISPATCH_START 5 - ldr tmp1, [locals, tmp1, lsl #2] - add tmp2, r3, lsl #4 - DISPATCH_NEXT - SW_NPC cmp tmp1, #0 - SW_NPC beq null_ptr_exception_jpc_3 - DISPATCH_NEXT - ldr tmp2, [tmp2, #CP_OFFSET+8] - DISPATCH_NEXT -.abortentry88: - ldr tmp2, [tmp1, tmp2] - DISPATCH_NEXT - PUSH tmp2 - DISPATCH_FINISH -} - -@ --- iconst; store ------------------------------------------------- - -(iconst_m1,iconst_0,iconst_1,iconst_2,iconst_3,iconst_4,iconst_5) -(istore_0,istore_1,istore_2,istore_3) -{ - sub r3, r0, #opc_iconst_0 - DISPATCH_START \seq_len - rsb r2, r1, #opc_istore_0 - str r3, [locals, r2, lsl #2] - DISPATCH_BYTECODE -} - -(iconst_m1,iconst_0,iconst_1,iconst_2,iconst_3,iconst_4,iconst_5)(astore,istore,fstore) { - ldrb r2, [jpc, #2] - sub r3, r0, #opc_iconst_0 - DISPATCH_START \seq_len - str r3, [locals, -r2, lsl #2] - DISPATCH_BYTECODE -} - -@ --- iconst; dataop ------------------------------------------------- - -(iconst_m1,iconst_0,iconst_1,iconst_2,iconst_3,iconst_4,iconst_5)(iadd) { - sub tmp1, r0, #opc_iconst_0 - DISPATCH_START \seq_len - POP tmp2 - DISPATCH_NEXT - add tmp1, tmp2, tmp1 - DISPATCH_NEXT - DISPATCH_NEXT - DISPATCH_NEXT - PUSH tmp1 - DISPATCH_FINISH -} - -(iconst_m1,iconst_0,iconst_1,iconst_2,iconst_3,iconst_4,iconst_5)(isub) { - sub tmp1, r0, #opc_iconst_0 - DISPATCH_START \seq_len - POP tmp2 - DISPATCH_NEXT - sub tmp1, tmp2, tmp1 - DISPATCH_NEXT - DISPATCH_NEXT - DISPATCH_NEXT - PUSH tmp1 - DISPATCH_FINISH -} - -(iconst_m1,iconst_0,iconst_1,iconst_2,iconst_3,iconst_4,iconst_5)(idiv) { - subs lr, r0, #opc_iconst_2 - DISPATCH_START \seq_len - POP tmp1 - DISPATCH_NEXT - beq 5f - bcc 3f - cmp lr, #(opc_iconst_4-opc_iconst_2) - beq 4f - bcc 2f -@ divide by 5 -1: - mvn lr, #0x198 @ Form 0x66666667 in lr - bic lr, lr, #0x9800 - add lr, lr, lr, lsl #16 - smull a3, a4, tmp1, lr - mov a3, tmp1, asr #31 - rsb tmp1, a3, a4, asr #1 - b 6f -@ divide by 3 -2: - mvn lr, #0xa9 @ Form 0x55555556 in lr - bic lr, lr, #0xaa00 - add lr, lr, lr, lsl #16 - smull a3, a4, tmp1, lr - sub tmp1, a4, tmp1, asr #31 - b 6f -3: - cmp lr, #(opc_iconst_0-opc_iconst_2) - beq div_zero_jpc_1 - rsbcc tmp1, tmp1, #0 @ Divide by -1 or 1 - b 6f -@ divide by 4 -4: movs a4, tmp1 - addmi a4, a4, #3 - mov tmp1, a4, asr #2 - b 6f -@ divide by 2 -5: - add tmp1, tmp1, tmp1, lsr #31 - mov tmp1, tmp1, asr #1 -6: - DISPATCH_NEXT - PUSH tmp1 - DISPATCH_FINISH -} - -(iconst_m1,iconst_0,iconst_1,iconst_2,iconst_3,iconst_4,iconst_5)(ishl) { - sub tmp1, r0, #opc_iconst_0 - DISPATCH_START \seq_len - POP r2 - DISPATCH_NEXT - mov tmp1, r2, lsl tmp1 - DISPATCH_NEXT - PUSH tmp1 - DISPATCH_FINISH -} - -@ --- iconst; branch ------------------------------------------------- - -#ifdef NOTICE_SAFEPOINTS - -(iconst_m1,iconst_0,iconst_1,iconst_2,iconst_3,iconst_4,iconst_5)(if_icmpeq) { - POP r3 - sub r2, r0, #opc_iconst_0 - ldrsb r1, [jpc, #2] - cmp r3, r2 - ldrb ip, [jpc, #3] - beq branch_taken_unsafe_1 - DISPATCH 4 -} - -(iconst_m1,iconst_0,iconst_1,iconst_2,iconst_3,iconst_4,iconst_5)(if_icmpne) { - POP r3 - sub r2, r0, #opc_iconst_0 - ldrsb r1, [jpc, #2] - cmp r3, r2 - ldrb ip, [jpc, #3] - bne branch_taken_unsafe_1 - DISPATCH 4 -} - -(iconst_m1,iconst_0,iconst_1,iconst_2,iconst_3,iconst_4,iconst_5)(if_icmplt) { - POP r3 - sub r2, r0, #opc_iconst_0 - ldrsb r1, [jpc, #2] - cmp r3, r2 - ldrb ip, [jpc, #3] - blt branch_taken_unsafe_1 - DISPATCH 4 -} - -(iconst_m1,iconst_0,iconst_1,iconst_2,iconst_3,iconst_4,iconst_5)(if_icmpge) { - POP r3 - sub r2, r0, #opc_iconst_0 - ldrsb r1, [jpc, #2] - cmp r3, r2 - ldrb ip, [jpc, #3] - bge branch_taken_unsafe_1 - DISPATCH 4 -} - -(iconst_m1,iconst_0,iconst_1,iconst_2,iconst_3,iconst_4,iconst_5)(if_icmpgt) { - POP r3 - sub r2, r0, #opc_iconst_0 - ldrsb r1, [jpc, #2] - cmp r3, r2 - ldrb ip, [jpc, #3] - bgt branch_taken_unsafe_1 - DISPATCH 4 -} - -(iconst_m1,iconst_0,iconst_1,iconst_2,iconst_3,iconst_4,iconst_5)(if_icmple) { - POP r3 - sub r2, r0, #opc_iconst_0 - ldrsb r1, [jpc, #2] - cmp r3, r2 - ldrb ip, [jpc, #3] - ble branch_taken_unsafe_1 - DISPATCH 4 -} - -(iconst_m1,iconst_0,iconst_1,iconst_2,iconst_3,iconst_4,iconst_5)(ireturn) { - ldr tmp2, [istate, #ISTATE_MONITOR_BASE] @ tmp2 = base - ldr tmp1, [istate, #ISTATE_STACK_BASE] @ tmp1 = end - sub r1, r0, #opc_iconst_0 - ldr tmp_xxx, [istate, #ISTATE_THREAD] - cmp tmp1, tmp2 - bcc 1f -2: - mov r3, #0 - ldr stack, [tmp_xxx, #THREAD_TOP_ZERO_FRAME] - str r3, [tmp_xxx, #THREAD_LAST_JAVA_SP] - ldr r0, [istate, #ISTATE_METHOD] - ldr r3, [stack, #0] - ldrh r0, [r0, #40] - str r3, [tmp_xxx, #THREAD_TOP_ZERO_FRAME] - str r1, [stack, r0, lsl #2]! - - str stack, [tmp_xxx, #THREAD_JAVA_SP] - - ldmfd arm_sp!, {fast_regset, pc} -1: - PUSH r1 - add jpc, jpc, #1 - bl return_check_monitors - POP r1 - b 2b -} - -#endif // NOTICE_SAFEPOINTS - -(iconst_m1,iconst_0,iconst_1,iconst_2,iconst_3,iconst_4,iconst_5)(invokeresolved) { - add jpc, jpc, #1 - sub r0, r0, #opc_iconst_0 - ldrb r2, [jpc, #1] - ldrb r1, [jpc, #2] - PUSH r0 - b do_invokeresolved -} - -(iconst_m1,iconst_0,iconst_1,iconst_2,iconst_3,iconst_4,iconst_5)(invokevfinal) { - add jpc, jpc, #1 - sub r0, r0, #opc_iconst_0 - ldrb r2, [jpc, #1] - ldrb r1, [jpc, #2] - PUSH r0 - b do_invokevfinal -} - -(iconst_m1,iconst_0,iconst_1,iconst_2,iconst_3,iconst_4,iconst_5)(invokestaticresolved) { - add jpc, jpc, #1 - sub r0, r0, #opc_iconst_0 - ldrb r2, [jpc, #1] - ldrb r1, [jpc, #2] - PUSH r0 - b do_invokestaticresolved -} - -(iconst_m1,iconst_0,iconst_1,iconst_2,iconst_3,iconst_4,iconst_5)(invokespecialresolved) { - add jpc, jpc, #1 - sub r0, r0, #opc_iconst_0 - ldrb r2, [jpc, #1] - ldrb r1, [jpc, #2] - PUSH r0 - b do_invokespecialresolved -} - -@# --- Bytecode sequences iaload; xxx ----------------------------------------------- - -(iaload,faload,aaload)(iconst_m1,iconst_0,iconst_1,iconst_2,iconst_3,iconst_4,iconst_5) { - sub r2, r1, #opc_iconst_0 - POP r3, lr @ r3 = index, lr = arrayref - DISPATCH_START \seq_len - SW_NPC cmp lr, #0 - SW_NPC beq null_ptr_exception_jpc_2 -.abortentry38: - ldr tmp1, [lr, #8] @ tmp1 = length - DISPATCH_NEXT - cmp r3, tmp1 - bcs array_bound_exception_jpc_2_r3 - add lr, lr, r3, lsl #2 - ldr r3, [lr, #12] - DISPATCH_NEXT - PUSH r2, r3 - DISPATCH_FINISH -} - -(iaload,faload,aaload)(bipush) { - ldrsb r2, [jpc, #2] - POP r3, lr @ r3 = index, lr = arrayref - DISPATCH_START \seq_len - SW_NPC cmp lr, #0 - SW_NPC beq null_ptr_exception_jpc_3 -.abortentry39: - ldr tmp1, [lr, #8] @ tmp1 = length - DISPATCH_NEXT - cmp r3, tmp1 - bcs array_bound_exception_jpc_3_r3 - add lr, lr, r3, lsl #2 - ldr r3, [lr, #12] - DISPATCH_NEXT - PUSH r2, r3 - DISPATCH_FINISH -} - -(iaload,faload,aaload)(sipush) { - ldrsb r2, [jpc, #2] - ldrb tmp1, [jpc, #3] - POP r3, lr @ r3 = index, lr = arrayref - DISPATCH_START \seq_len - orr r2, tmp1, r2, lsl #8 - SW_NPC cmp lr, #0 - SW_NPC beq null_ptr_exception_jpc_4 -.abortentry40: - ldr tmp1, [lr, #8] @ tmp1 = length - DISPATCH_NEXT - cmp r3, tmp1 - bcs array_bound_exception_jpc_4_r3 - add lr, lr, r3, lsl #2 - ldr r3, [lr, #12] - DISPATCH_NEXT - PUSH r2, r3 - DISPATCH_FINISH -} - -(iaload,faload,aaload)(iload,fload,aload) { - ldrb r2, [jpc, #2] - POP r3, lr @ r3 = index, lr = arrayref - DISPATCH_START \seq_len - ldr r2, [locals, -r2, lsl #2] - SW_NPC cmp lr, #0 - SW_NPC beq null_ptr_exception_jpc_3 -.abortentry41: - ldr tmp1, [lr, #8] @ tmp1 = length - DISPATCH_NEXT - cmp r3, tmp1 - bcs array_bound_exception_jpc_3_r3 - add lr, lr, r3, lsl #2 - ldr r3, [lr, #BASE_OFFSET_WORD] - DISPATCH_NEXT - PUSH r2, r3 - DISPATCH_FINISH -} - -(iaload,faload,aaload) -(iload_0,iload_1,iload_2,iload_3) -{ - rsb r2, r1, #opc_iload_0 - POP r3, lr @ r3 = index, lr = arrayref - DISPATCH_START \seq_len - ldr r2, [locals, r2, lsl #2] - SW_NPC cmp lr, #0 - SW_NPC beq null_ptr_exception_jpc_2 -.abortentry42: - ldr tmp1, [lr, #8] @ tmp1 = length - DISPATCH_NEXT - cmp r3, tmp1 - bcs array_bound_exception_jpc_2_r3 - add lr, lr, r3, lsl #2 - ldr r3, [lr, #BASE_OFFSET_WORD] - DISPATCH_NEXT - PUSH r2, r3 - DISPATCH_FINISH -} - -(iaload,faload,aaload) -(aload_0,aload_1,aload_2,aload_3) -{ - rsb r2, r1, #opc_aload_0 - POP r3, lr @ r3 = index, lr = arrayref - DISPATCH_START \seq_len - ldr r2, [locals, r2, lsl #2] - SW_NPC cmp lr, #0 - SW_NPC beq null_ptr_exception_jpc_2 -.abortentry42_1: - ldr tmp1, [lr, #8] @ tmp1 = length - DISPATCH_NEXT - cmp r3, tmp1 - bcs array_bound_exception_jpc_2_r3 - add lr, lr, r3, lsl #2 - ldr r3, [lr, #BASE_OFFSET_WORD] - DISPATCH_NEXT - PUSH r2, r3 - DISPATCH_FINISH -} - -(iaload,faload,aaload)(iaload,faload,aaload) -{ - POP r2, r3 @ r2 = index, r3 = arrayref - SW_NPC cmp r3, #0 - SW_NPC beq null_ptr_exception_jpc_0 -.abortentry43: - ldr tmp1, [r3, #8] @ tmp1 = length - DISPATCH_START \seq_len - cmp r2, tmp1 - bcs array_bound_exception_jpc_2 - add r3, r3, r2, lsl #2 - POP lr @ r2 = index, lr = arrayref - ldr r2, [r3, #BASE_OFFSET_WORD] - SW_NPC cmp lr, #0 - SW_NPC beq null_ptr_exception_jpc_1 -.abortentry44: - ldr tmp1, [lr, #8] @ tmp1 = length - DISPATCH_NEXT - cmp r2, tmp1 - bcs array_bound_exception_jpc_1 - add lr, lr, r2, lsl #2 - ldr r2, [lr, #BASE_OFFSET_WORD] - DISPATCH_NEXT - PUSH r2 - DISPATCH_FINISH -} - -(iaload,faload,aaload)(astore,istore,fstore) { - ldrb r2, [jpc, #2] - POP r3, lr @ r3 = index, lr = arrayref - DISPATCH_START \seq_len - SW_NPC cmp lr, #0 - SW_NPC beq null_ptr_exception_jpc_3 -.abortentry45: - ldr tmp1, [lr, #8] @ tmp1 = length - DISPATCH_NEXT - cmp r3, tmp1 - bcs array_bound_exception_jpc_3_r3 - add lr, lr, r3, lsl #2 - ldr r3, [lr, #BASE_OFFSET_WORD] - DISPATCH_NEXT - str r3, [locals, -r2, lsl #2] - DISPATCH_FINISH -} - -(iaload,faload,aaload) -(istore_0,istore_1,istore_2,istore_3) { - rsb r2, r1, #opc_istore_0 - POP r3, lr @ r3 = index, lr = arrayref - DISPATCH_START \seq_len - SW_NPC cmp lr, #0 - SW_NPC beq null_ptr_exception_jpc_2 -.abortentry46: - ldr tmp1, [lr, #8] @ tmp1 = length - DISPATCH_NEXT - cmp r3, tmp1 - bcs array_bound_exception_jpc_2_r3 - add lr, lr, r3, lsl #2 - ldr r3, [lr, #BASE_OFFSET_WORD] - DISPATCH_NEXT - str r3, [locals, r2, lsl #2] - DISPATCH_FINISH -} - -(iaload,faload,aaload)(iastore,fastore) { - POP r3, lr @ r3 = index, lr = arrayref - SW_NPC cmp lr, #0 - SW_NPC beq null_ptr_exception_jpc_0 -.abortentry47: - ldr tmp1, [lr, #8] @ tmp1 = length - DISPATCH_START \seq_len - cmp r3, tmp1 - bcs array_bound_exception_jpc_2_r3 - add lr, lr, r3, lsl #2 - ldr tmp1, [lr, #BASE_OFFSET_WORD] - - POP r2, r3 @ tmp1 = value, r2 = index, r3 = arrayref - SW_NPC cmp r3, #0 - SW_NPC beq null_ptr_exception_jpc_1 -.abortentry48: - ldr lr, [r3, #8] @ lr = limit - DISPATCH_NEXT - cmp r2, lr - bcs array_bound_exception_jpc_1 - DISPATCH_NEXT - add r3, r3, r2, lsl #2 - str tmp1, [r3, #BASE_OFFSET_WORD] - DISPATCH_FINISH -} - -(iaload,faload,aaload)(bastore) { - POP r3, lr @ r3 = index, lr = arrayref - SW_NPC cmp lr, #0 - SW_NPC beq null_ptr_exception_jpc_0 -.abortentry49: - ldr tmp1, [lr, #8] @ tmp1 = length - DISPATCH_START \seq_len - cmp r3, tmp1 - bcs array_bound_exception_jpc_2_r3 - add lr, lr, r3, lsl #2 - ldr tmp1, [lr, #BASE_OFFSET_WORD] - - POP r2, r3 @ tmp1 = value, r2 = index, r3 = arrayref - SW_NPC cmp r3, #0 - SW_NPC beq null_ptr_exception_jpc_1 -.abortentry50: - ldr lr, [r3, #8] @ lr = limit - DISPATCH_NEXT - cmp r2, lr - bcs array_bound_exception_jpc_1 - DISPATCH_NEXT - add r3, r3, r2 - strb tmp1, [r3, #BASE_OFFSET_BYTE] - DISPATCH_FINISH -} - -(iaload,faload,aaload)(castore,sastore) { - POP r3, lr @ r3 = index, lr = arrayref - SW_NPC cmp lr, #0 - SW_NPC beq null_ptr_exception_jpc_0 -.abortentry51: - ldr tmp1, [lr, #8] @ tmp1 = length - DISPATCH_START \seq_len - cmp r3, tmp1 - bcs array_bound_exception_jpc_2_r3 - add lr, lr, r3, lsl #2 - ldr tmp1, [lr, #BASE_OFFSET_WORD] - - POP r2, r3 @ tmp1 = value, r2 = index, r3 = arrayref - SW_NPC cmp r3, #0 - SW_NPC beq null_ptr_exception_jpc_1 -.abortentry52: - ldr lr, [r3, #8] @ lr = limit - DISPATCH_NEXT - cmp r2, lr - bcs array_bound_exception_jpc_1 - DISPATCH_NEXT - add r3, r3, r2, lsl #1 - strh tmp1, [r3, #BASE_OFFSET_BYTE] - DISPATCH_FINISH -} - -(iaload,faload,aaload)(iand) { - POP r2, r3 @ r2 = index, r3 = arrayref - DISPATCH_START \seq_len - SW_NPC cmp r3, #0 - SW_NPC beq null_ptr_exception_jpc_2 -.abortentry58: - ldr tmp1, [r3, #8] @ tmp1 = length - DISPATCH_NEXT - cmp r2, tmp1 - bcs array_bound_exception_jpc_2 - add r3, r3, r2, lsl #2 - ldr tmp1, [r3, #BASE_OFFSET_WORD] @ tmp1 = tos - POP r2 @ r2 = tosm1 - DISPATCH_NEXT - and tmp1, r2, tmp1 @ tosm1 <dop> tos - PUSH tmp1 - DISPATCH_FINISH -} - -(iaload,faload,aaload)(ior) { - POP r2, r3 @ r2 = index, r3 = arrayref - DISPATCH_START \seq_len - SW_NPC cmp r3, #0 - SW_NPC beq null_ptr_exception_jpc_2 -.abortentry59: - ldr tmp1, [r3, #8] @ tmp1 = length - DISPATCH_NEXT - cmp r2, tmp1 - bcs array_bound_exception_jpc_2 - add r3, r3, r2, lsl #2 - ldr tmp1, [r3, #BASE_OFFSET_WORD] @ tmp1 = tos - POP r2 @ r2 = tosm1 - DISPATCH_NEXT - orr tmp1, r2, tmp1 @ tosm1 <dop> tos - PUSH tmp1 - DISPATCH_FINISH -} - -(iaload,faload,aaload)(ixor) { - POP r2, r3 @ r2 = index, r3 = arrayref - DISPATCH_START \seq_len - SW_NPC cmp r3, #0 - SW_NPC beq null_ptr_exception_jpc_2 -.abortentry60: - ldr tmp1, [r3, #8] @ tmp1 = length - DISPATCH_NEXT - cmp r2, tmp1 - bcs array_bound_exception_jpc_2 - add r3, r3, r2, lsl #2 - ldr tmp1, [r3, #BASE_OFFSET_WORD] @ tmp1 = tos - POP r2 @ r2 = tosm1 - DISPATCH_NEXT - eor tmp1, r2, tmp1 @ tosm1 <dop> tos - PUSH tmp1 - DISPATCH_FINISH -} - -@ ---- iadd; xxx ------------------------------------------------------------ - -(iadd)(iload,fload,aload) { - ldrb r3, [jpc, #2] - DISPATCH_START \seq_len - POP tmp2, tmp1 - DISPATCH_NEXT - rsb r3, r3, #0 - DISPATCH_NEXT - ldr r3, [locals, r3, lsl #2] - DISPATCH_NEXT - add tmp2, tmp1, tmp2 - DISPATCH_NEXT - PUSH r3, tmp2 - DISPATCH_FINISH -} - -(iadd) -(iload_0,iload_1,iload_2,iload_3) -{ - DISPATCH_START \seq_len - rsb r3, r1, #opc_iload_0 - POP tmp2, tmp1 - DISPATCH_NEXT - ldr r3, [locals, r3, lsl #2] - add tmp2, tmp1, tmp2 - DISPATCH_NEXT - DISPATCH_NEXT - DISPATCH_NEXT - PUSH r3, tmp2 - DISPATCH_FINISH -} - -(iadd)(iaload,aaload,faload) { - POP r2, r3, lr @ lr = ref - DISPATCH_START \seq_len - add r2, r3, r2 @ r2 = index - SW_NPC cmp lr, #0 - SW_NPC beq null_ptr_exception_jpc_1 -.abortentry73: - ldr tmp1, [lr, #8] @ tmp1 = length - DISPATCH_NEXT - cmp r2, tmp1 - bcs array_bound_exception_jpc_1 - add lr, lr, r2, lsl #2 - ldr tmp1, [lr, #BASE_OFFSET_WORD] - DISPATCH_NEXT - PUSH tmp1 - DISPATCH_FINISH -} - -(iadd)(istore) { - mov r0, #opc_iadd_u4store - strb r0, [jpc] - b do_iadd_u4store -} - -(iadd) -(istore_0,istore_1,istore_2,istore_3) { - mov r0, #opc_iadd_istore_N - strb r0, [jpc] - b do_iadd_istore_N -} - -(iadd)(iastore,fastore) { - POP r2, r3 - DISPATCH_START \seq_len - add tmp1, r3, r2 @ tmp1 = value - POP r2, r3 @ r2, index, r3 = ref - SW_NPC cmp r3, #0 - SW_NPC beq null_ptr_exception_jpc_1 -.abortentry106: - ldr lr, [r3, #8] @ lr = limit - DISPATCH_NEXT - cmp r2, lr - bcs array_bound_exception_jpc_1 - DISPATCH_NEXT - add r3, r3, r2, lsl #2 - str tmp1, [r3, #BASE_OFFSET_WORD] - DISPATCH_FINISH -} - -(iadd)(iadd) { - DISPATCH_START \seq_len - POP r2, r3, tmp1 - DISPATCH_NEXT - add tmp2, r3, r2 - DISPATCH_NEXT - add tmp2, tmp1, tmp2 - DISPATCH_NEXT - DISPATCH_NEXT - PUSH tmp2 - DISPATCH_FINISH -} - -(iadd)(isub) { - DISPATCH_START \seq_len - POP r2, r3, tmp1 - DISPATCH_NEXT - add tmp2, r3, r2 - DISPATCH_NEXT - sub tmp2, tmp1, tmp2 - DISPATCH_NEXT - DISPATCH_NEXT - PUSH tmp2 - DISPATCH_FINISH -} - -(iadd)(iinc) { - POP tmp1, lr - DISPATCH_START \seq_len - add tmp1, lr, tmp1 - ldrb r3, [jpc, #-2] @ jpc now points to next bc - ldrsb r2, [jpc, #-1] - DISPATCH_NEXT - PUSH tmp1 - ldr tmp1, [locals, -r3, lsl #2] - DISPATCH_NEXT - add tmp1, tmp1, r2 - str tmp1, [locals, -r3, lsl #2] - DISPATCH_FINISH -} -@ ---- sub; xxx ------------------------------------------------------------ - -(isub)(iload,fload,aload) { - ldrb r3, [jpc, #2] - DISPATCH_START \seq_len - POP tmp2, tmp1 - DISPATCH_NEXT - rsb r3, r3, #0 - DISPATCH_NEXT - ldr r3, [locals, r3, lsl #2] - DISPATCH_NEXT - sub tmp2, tmp1, tmp2 - DISPATCH_NEXT - PUSH r3, tmp2 - DISPATCH_FINISH -} - -(isub) -(iload_0,iload_1,iload_2,iload_3) -{ - DISPATCH_START \seq_len - rsb r3, r1, #opc_iload_0 - POP tmp2, tmp1 - DISPATCH_NEXT - ldr r3, [locals, r3, lsl #2] - sub tmp2, tmp1, tmp2 - DISPATCH_NEXT - DISPATCH_NEXT - DISPATCH_NEXT - PUSH r3, tmp2 - DISPATCH_FINISH -} - -(isub)(iaload,aaload,faload) { - POP r2, r3, lr @ lr = ref - DISPATCH_START \seq_len - sub r2, r3, r2 @ r2 = index - SW_NPC cmp lr, #0 - SW_NPC beq null_ptr_exception_jpc_1 -.abortentry74: - ldr tmp1, [lr, #8] @ tmp1 = length - DISPATCH_NEXT - cmp r2, tmp1 - bcs array_bound_exception_jpc_1 - add lr, lr, r2, lsl #2 - ldr tmp1, [lr, #BASE_OFFSET_WORD] - DISPATCH_NEXT - PUSH tmp1 - DISPATCH_FINISH -} - -(isub)(istore) { - mov r0, #opc_isub_u4store - strb r0, [jpc] - b do_isub_u4store -} - -(isub) -(istore_0,istore_1,istore_2,istore_3) { - mov r0, #opc_isub_istore_N - strb r0, [jpc] - b do_isub_istore_N -} - -(isub)(iastore,fastore) { - POP r2, r3 - DISPATCH_START \seq_len - sub tmp1, r3, r2 @ tmp1 = value - POP r2, r3 @ r2, index, r3 = ref - SW_NPC cmp r3, #0 - SW_NPC beq null_ptr_exception_jpc_1 -.abortentry105: - ldr lr, [r3, #8] @ lr = limit - DISPATCH_NEXT - cmp r2, lr - bcs array_bound_exception_jpc_1 - DISPATCH_NEXT - add r3, r3, r2, lsl #2 - str tmp1, [r3, #BASE_OFFSET_WORD] - DISPATCH_FINISH -} - -(isub)(iadd) { - DISPATCH_START \seq_len - POP r2, r3, tmp1 - DISPATCH_NEXT - sub tmp2, r3, r2 - DISPATCH_NEXT - add tmp2, tmp1, tmp2 - DISPATCH_NEXT - DISPATCH_NEXT - PUSH tmp2 - DISPATCH_FINISH -} - -(isub)(isub) { - DISPATCH_START \seq_len - POP r2, r3, tmp1 - DISPATCH_NEXT - sub tmp2, r3, r2 - DISPATCH_NEXT - sub tmp2, tmp1, tmp2 - DISPATCH_NEXT - DISPATCH_NEXT - PUSH tmp2 - DISPATCH_FINISH -} - -(isub)(iinc) { - POP tmp1, lr - DISPATCH_START \seq_len - sub tmp1, lr, tmp1 - ldrb r3, [jpc, #-2] @ jpc now points to next bc - ldrsb r2, [jpc, #-1] - DISPATCH_NEXT - PUSH tmp1 - ldr tmp1, [locals, -r3, lsl #2] - DISPATCH_NEXT - add tmp1, tmp1, r2 - str tmp1, [locals, -r3, lsl #2] - DISPATCH_FINISH -} -@ ---- iand; xxx ------------------------------------------------------------ - -(iand)(iload,fload,aload) { - ldrb r3, [jpc, #2] - DISPATCH_START \seq_len - POP tmp2, tmp1 - DISPATCH_NEXT - rsb r3, r3, #0 - DISPATCH_NEXT - ldr r3, [locals, r3, lsl #2] - DISPATCH_NEXT - and tmp2, tmp1, tmp2 - DISPATCH_NEXT - PUSH r3, tmp2 - DISPATCH_FINISH -} - -(iand) -(iload_0,iload_1,iload_2,iload_3) -{ - DISPATCH_START \seq_len - rsb r3, r1, #opc_iload_0 - POP tmp2, tmp1 - DISPATCH_NEXT - ldr r3, [locals, r3, lsl #2] - and tmp2, tmp1, tmp2 - DISPATCH_NEXT - DISPATCH_NEXT - DISPATCH_NEXT - PUSH r3, tmp2 - DISPATCH_FINISH -} - -(iand)(iaload,aaload,faload) { - POP r2, r3, lr @ lr = ref - DISPATCH_START \seq_len - and r2, r3, r2 @ r2 = index - SW_NPC cmp lr, #0 - SW_NPC beq null_ptr_exception_jpc_1 -.abortentry75: - ldr tmp1, [lr, #8] @ tmp1 = length - DISPATCH_NEXT - cmp r2, tmp1 - bcs array_bound_exception_jpc_1 - add lr, lr, r2, lsl #2 - ldr tmp1, [lr, #BASE_OFFSET_WORD] - DISPATCH_NEXT - PUSH tmp1 - DISPATCH_FINISH -} - -(iand)(istore) { - mov r0, #opc_iand_u4store - strb r0, [jpc] - b do_iand_u4store -} - -(iand) -(istore_0,istore_1,istore_2,istore_3) { - mov r0, #opc_iand_istore_N - strb r0, [jpc] - b do_iand_istore_N -} - -(iand)(iastore,fastore) { - POP r2, r3 - DISPATCH_START \seq_len - and tmp1, r3, r2 @ tmp1 = value - POP r2, r3 @ r2, index, r3 = ref - SW_NPC cmp r3, #0 - SW_NPC beq null_ptr_exception_jpc_1 -.abortentry107: - ldr lr, [r3, #8] @ lr = limit - DISPATCH_NEXT - cmp r2, lr - bcs array_bound_exception_jpc_1 - DISPATCH_NEXT - add r3, r3, r2, lsl #2 - str tmp1, [r3, #BASE_OFFSET_WORD] - DISPATCH_FINISH -} - -(iand)(iadd) { - DISPATCH_START \seq_len - POP r2, r3, tmp1 - DISPATCH_NEXT - and tmp2, r3, r2 - DISPATCH_NEXT - add tmp2, tmp1, tmp2 - DISPATCH_NEXT - DISPATCH_NEXT - PUSH tmp2 - DISPATCH_FINISH -} - -(iand)(isub) { - DISPATCH_START \seq_len - POP r2, r3, tmp1 - DISPATCH_NEXT - and tmp2, r3, r2 - DISPATCH_NEXT - sub tmp2, tmp1, tmp2 - DISPATCH_NEXT - DISPATCH_NEXT - PUSH tmp2 - DISPATCH_FINISH -} - -(iand)(iinc) { - POP tmp1, lr - DISPATCH_START \seq_len - and tmp1, lr, tmp1 - ldrb r3, [jpc, #-2] @ jpc now points to next bc - ldrsb r2, [jpc, #-1] - DISPATCH_NEXT - PUSH tmp1 - ldr tmp1, [locals, -r3, lsl #2] - DISPATCH_NEXT - add tmp1, tmp1, r2 - str tmp1, [locals, -r3, lsl #2] - DISPATCH_FINISH -} -@ ---- ior; xxx ------------------------------------------------------------ - -(ior)(iload,fload,aload) { - ldrb r3, [jpc, #2] - DISPATCH_START \seq_len - POP tmp2, tmp1 - DISPATCH_NEXT - rsb r3, r3, #0 - DISPATCH_NEXT - ldr r3, [locals, r3, lsl #2] - DISPATCH_NEXT - orr tmp2, tmp1, tmp2 - DISPATCH_NEXT - PUSH r3, tmp2 - DISPATCH_FINISH -} - -(ior) -(iload_0,iload_1,iload_2,iload_3) -{ - DISPATCH_START \seq_len - rsb r3, r1, #opc_iload_0 - POP tmp2, tmp1 - DISPATCH_NEXT - ldr r3, [locals, r3, lsl #2] - orr tmp2, tmp1, tmp2 - DISPATCH_NEXT - DISPATCH_NEXT - DISPATCH_NEXT - PUSH r3, tmp2 - DISPATCH_FINISH -} - -(ior)(iaload,aaload,faload) { - POP r2, r3, lr @ lr = ref - DISPATCH_START \seq_len - orr r2, r3, r2 @ r2 = index - SW_NPC cmp lr, #0 - SW_NPC beq null_ptr_exception_jpc_1 -.abortentry76: - ldr tmp1, [lr, #8] @ tmp1 = length - DISPATCH_NEXT - cmp r2, tmp1 - bcs array_bound_exception_jpc_1 - add lr, lr, r2, lsl #2 - ldr tmp1, [lr, #BASE_OFFSET_WORD] - DISPATCH_NEXT - PUSH tmp1 - DISPATCH_FINISH -} - -(ior)(istore) { - mov r0, #opc_ior_u4store - strb r0, [jpc] - b do_ior_u4store -} - -(ior) -(istore_0,istore_1,istore_2,istore_3) { - mov r0, #opc_ior_istore_N - strb r0, [jpc] - b do_ior_istore_N -} - -(ior)(iastore,fastore) { - POP r2, r3 - DISPATCH_START \seq_len - orr tmp1, r3, r2 @ tmp1 = value - POP r2, r3 @ r2, index, r3 = ref - SW_NPC cmp r3, #0 - SW_NPC beq null_ptr_exception_jpc_1 -.abortentry108: - ldr lr, [r3, #8] @ lr = limit - DISPATCH_NEXT - cmp r2, lr - bcs array_bound_exception_jpc_1 - DISPATCH_NEXT - add r3, r3, r2, lsl #2 - str tmp1, [r3, #BASE_OFFSET_WORD] - DISPATCH_FINISH -} - -(ior)(iadd) { - DISPATCH_START \seq_len - POP r2, r3, tmp1 - DISPATCH_NEXT - orr tmp2, r3, r2 - DISPATCH_NEXT - add tmp2, tmp1, tmp2 - DISPATCH_NEXT - DISPATCH_NEXT - PUSH tmp2 - DISPATCH_FINISH -} - -(ior)(isub) { - DISPATCH_START \seq_len - POP r2, r3, tmp1 - DISPATCH_NEXT - orr tmp2, r3, r2 - DISPATCH_NEXT - sub tmp2, tmp1, tmp2 - DISPATCH_NEXT - DISPATCH_NEXT - PUSH tmp2 - DISPATCH_FINISH -} - -(ior)(iinc) { - POP tmp1, lr - DISPATCH_START \seq_len - orr tmp1, lr, tmp1 - ldrb r3, [jpc, #-2] @ jpc now points to next bc - ldrsb r2, [jpc, #-1] - DISPATCH_NEXT - PUSH tmp1 - ldr tmp1, [locals, -r3, lsl #2] - DISPATCH_NEXT - add tmp1, tmp1, r2 - str tmp1, [locals, -r3, lsl #2] - DISPATCH_FINISH -} - -@ ---- ixor; xxx ------------------------------------------------------------ - -(ixor)(iload,fload,aload) { - ldrb r3, [jpc, #2] - DISPATCH_START \seq_len - POP tmp2, tmp1 - DISPATCH_NEXT - rsb r3, r3, #0 - DISPATCH_NEXT - ldr r3, [locals, r3, lsl #2] - DISPATCH_NEXT - eor tmp2, tmp1, tmp2 - DISPATCH_NEXT - PUSH r3, tmp2 - DISPATCH_FINISH -} - -(ixor) -(iload_0,iload_1,iload_2,iload_3) -{ - DISPATCH_START \seq_len - rsb r3, r1, #opc_iload_0 - POP tmp2, tmp1 - DISPATCH_NEXT - ldr r3, [locals, r3, lsl #2] - eor tmp2, tmp1, tmp2 - DISPATCH_NEXT - DISPATCH_NEXT - DISPATCH_NEXT - PUSH r3, tmp2 - DISPATCH_FINISH -} - -(ixor)(iaload,aaload,faload) { - POP r2, r3, lr @ lr = ref - DISPATCH_START \seq_len - eor r2, r3, r2 @ r2 = index - SW_NPC cmp lr, #0 - SW_NPC beq null_ptr_exception_jpc_1 -.abortentry77: - ldr tmp1, [lr, #8] @ tmp1 = length - DISPATCH_NEXT - cmp r2, tmp1 - bcs array_bound_exception_jpc_1 - add lr, lr, r2, lsl #2 - ldr tmp1, [lr, #BASE_OFFSET_WORD] - DISPATCH_NEXT - PUSH tmp1 - DISPATCH_FINISH -} - -(ixor)(istore) { - mov r0, #opc_ixor_u4store - strb r0, [jpc] - b do_ixor_u4store -} - -(ixor) -(istore_0,istore_1,istore_2,istore_3) { - mov r0, #opc_ixor_istore_N - strb r0, [jpc] - b do_ixor_istore_N -} - -(ixor)(iastore,fastore) { - POP r2, r3 - DISPATCH_START \seq_len - eor tmp1, r3, r2 @ tmp1 = value - POP r2, r3 @ r2, index, r3 = ref - SW_NPC cmp r3, #0 - SW_NPC beq null_ptr_exception_jpc_1 -.abortentry109: - ldr lr, [r3, #8] @ lr = limit - DISPATCH_NEXT - cmp r2, lr - bcs array_bound_exception_jpc_1 - DISPATCH_NEXT - add r3, r3, r2, lsl #2 - str tmp1, [r3, #BASE_OFFSET_WORD] - DISPATCH_FINISH -} - -(ixor)(iadd) { - DISPATCH_START \seq_len - POP r2, r3, tmp1 - DISPATCH_NEXT - eor tmp2, r3, r2 - DISPATCH_NEXT - add tmp2, tmp1, tmp2 - DISPATCH_NEXT - DISPATCH_NEXT - PUSH tmp2 - DISPATCH_FINISH -} - -(ixor)(isub) { - DISPATCH_START \seq_len - POP r2, r3, tmp1 - DISPATCH_NEXT - eor tmp2, r3, r2 - DISPATCH_NEXT - sub tmp2, tmp1, tmp2 - DISPATCH_NEXT - DISPATCH_NEXT - PUSH tmp2 - DISPATCH_FINISH -} - -(ixor)(iinc) { - POP tmp1, lr - DISPATCH_START \seq_len - eor tmp1, lr, tmp1 - ldrb r3, [jpc, #-2] @ jpc now points to next bc - ldrsb r2, [jpc, #-1] - DISPATCH_NEXT - PUSH tmp1 - ldr tmp1, [locals, -r3, lsl #2] - DISPATCH_NEXT - add tmp1, tmp1, r2 - str tmp1, [locals, -r3, lsl #2] - DISPATCH_FINISH -} - -@ --- iinc; xxx -------------------------------------------------------------- - -(iinc)(iconst_m1,iconst_0,iconst_1,iconst_2,iconst_3,iconst_4,iconst_5) { - ldrsb tmp1, [jpc, #2] - sub lr, r1, #opc_iconst_0 - DISPATCH_START \seq_len - rsb tmp2, r2, #0 - ldr r3, [locals, tmp2, lsl #2] - DISPATCH_NEXT - add r3, r3, tmp1 - DISPATCH_NEXT - PUSH lr - DISPATCH_NEXT - DISPATCH_NEXT - str r3, [locals, tmp2, lsl #2] - DISPATCH_FINISH -} - -(iinc)(iload,aload,fload) { - ldrb lr, [jpc, #4] - ldrsb tmp1, [jpc, #2] - DISPATCH_START \seq_len - rsb tmp2, r2, #0 - ldr r3, [locals, tmp2, lsl #2] - DISPATCH_NEXT - rsb lr, lr, #0 - DISPATCH_NEXT - add r3, r3, tmp1 - DISPATCH_NEXT - str r3, [locals, tmp2, lsl #2] - ldr tmp1, [locals, lr, lsl #2] - DISPATCH_NEXT - PUSH tmp1 - DISPATCH_FINISH -} - -(iinc) -(iload_0,iload_1,iload_2,iload_3) -{ - rsb lr, r1, #opc_iload_0 - ldrsb tmp1, [jpc, #2] - DISPATCH_START \seq_len - rsb tmp2, r2, #0 - ldr r3, [locals, tmp2, lsl #2] - DISPATCH_NEXT - add r3, r3, tmp1 - DISPATCH_NEXT - str r3, [locals, tmp2, lsl #2] - DISPATCH_NEXT - ldr tmp1, [locals, lr, lsl #2] - DISPATCH_NEXT - PUSH tmp1 - DISPATCH_FINISH -} - -@############################################################################### -@# Optimised bytecode triples -@############################################################################### - -(iaccess_0,iaccess_1,iaccess_2,iaccess_3) -(iload,fload,aload) { - ldrb r2, [jpc, #3] - rsb tmp1, r0, #opc_iaccess_0 - ldrb r3, [jpc, #2] - add tmp2, constpool, r2, lsl #12 - DISPATCH_START 6 - ldr tmp1, [locals, tmp1, lsl #2] - add tmp2, r3, lsl #4 - ldrb r3, [jpc, #-1] - DISPATCH_NEXT - SW_NPC cmp tmp1, #0 - SW_NPC beq null_ptr_exception_jpc_5 - DISPATCH_NEXT - ldr tmp2, [tmp2, #CP_OFFSET+8] - DISPATCH_NEXT - rsb r3, r3, #0 -.abortentry89: - ldr tmp2, [tmp1, tmp2] - ldr r3, [locals, r3, lsl #2] - DISPATCH_NEXT - PUSH r3, tmp2 - DISPATCH_FINISH -} - -(iaccess_0,iaccess_1,iaccess_2,iaccess_3) -(iload_0,iload_1,iload_2,iload_3) { - ldrb r2, [jpc, #3] - rsb tmp1, r0, #opc_iaccess_0 - ldrb ip, [jpc, #2] - add tmp2, constpool, r2, lsl #12 - DISPATCH_START 5 - rsb r3, r1, #opc_iload_0 - ldr tmp1, [locals, tmp1, lsl #2] - add tmp2, ip, lsl #4 - DISPATCH_NEXT - SW_NPC cmp tmp1, #0 - SW_NPC beq null_ptr_exception_jpc_4 - DISPATCH_NEXT - ldr tmp2, [tmp2, #CP_OFFSET+8] - DISPATCH_NEXT -.abortentry90: - ldr tmp2, [tmp1, tmp2] - ldr r3, [locals, r3, lsl #2] - DISPATCH_NEXT - PUSH r3, tmp2 - DISPATCH_FINISH -} - -(iaccess_0,iaccess_1,iaccess_2,iaccess_3) -(iadd) { - ldrb r2, [jpc, #3] - rsb tmp1, r0, #opc_iaccess_0 - ldrb ip, [jpc, #2] - add tmp2, constpool, r2, lsl #12 - DISPATCH_START 5 - ldr tmp1, [locals, tmp1, lsl #2] - add tmp2, ip, lsl #4 - DISPATCH_NEXT - SW_NPC cmp tmp1, #0 - SW_NPC beq null_ptr_exception_jpc_4 - DISPATCH_NEXT - ldr tmp2, [tmp2, #CP_OFFSET+8] - DISPATCH_NEXT - POP r3 -.abortentry91: - ldr tmp2, [tmp1, tmp2] - DISPATCH_NEXT - add tmp2, tmp2, r3 - PUSH tmp2 - DISPATCH_FINISH -} - -(iload_0_iconst_N,iload_1_iconst_N,iload_2_iconst_N,iload_3_iconst_N) -(iadd) -{ - rsb r3, r0, #opc_iload_0_iconst_N - DISPATCH_START \seq_len - ldrb r2, [jpc, #1-\seq_len] - DISPATCH_NEXT - ldr r3, [locals, r3, lsl #2] - DISPATCH_NEXT - sub tmp1, r2, #opc_iconst_0 - DISPATCH_NEXT - add r3, r3, tmp1 - DISPATCH_NEXT - PUSH r3 - DISPATCH_FINISH -} - -(iload_0_iconst_N,iload_1_iconst_N,iload_2_iconst_N,iload_3_iconst_N) -(isub) -{ - rsb r3, r0, #opc_iload_0_iconst_N - DISPATCH_START \seq_len - ldrb r2, [jpc, #1-\seq_len] - DISPATCH_NEXT - ldr r3, [locals, r3, lsl #2] - DISPATCH_NEXT - sub tmp1, r2, #opc_iconst_0 - DISPATCH_NEXT - sub r3, r3, tmp1 - DISPATCH_NEXT - PUSH r3 - DISPATCH_FINISH -} - -(iload_0_iconst_N,iload_1_iconst_N,iload_2_iconst_N,iload_3_iconst_N) -(iand) -{ - rsb r3, r0, #opc_iload_0_iconst_N - DISPATCH_START \seq_len - ldrb r2, [jpc, #1-\seq_len] - DISPATCH_NEXT - ldr r3, [locals, r3, lsl #2] - DISPATCH_NEXT - sub tmp1, r2, #opc_iconst_0 - DISPATCH_NEXT - and r3, r3, tmp1 - DISPATCH_NEXT - PUSH r3 - DISPATCH_FINISH -} - -(iload_0_iconst_N,iload_1_iconst_N,iload_2_iconst_N,iload_3_iconst_N) -(ior) -{ - rsb r3, r0, #opc_iload_0_iconst_N - DISPATCH_START \seq_len - ldrb r2, [jpc, #1-\seq_len] - DISPATCH_NEXT - ldr r3, [locals, r3, lsl #2] - DISPATCH_NEXT - sub tmp1, r2, #opc_iconst_0 - DISPATCH_NEXT - orr r3, r3, tmp1 - DISPATCH_NEXT - PUSH r3 - DISPATCH_FINISH -} - -(iload_0_iconst_N,iload_1_iconst_N,iload_2_iconst_N,iload_3_iconst_N) -(ixor) -{ - rsb r3, r0, #opc_iload_0_iconst_N - DISPATCH_START \seq_len - ldrb r2, [jpc, #1-\seq_len] - DISPATCH_NEXT - ldr r3, [locals, r3, lsl #2] - DISPATCH_NEXT - sub tmp1, r2, #opc_iconst_0 - DISPATCH_NEXT - eor r3, r3, tmp1 - DISPATCH_NEXT - PUSH r3 - DISPATCH_FINISH -} - -(iload_0_iconst_N,iload_1_iconst_N,iload_2_iconst_N,iload_3_iconst_N) -(idiv) -{ - rsb tmp1, r0, #opc_iload_0_iconst_N - subs lr, r2, #opc_iconst_2 - DISPATCH_START \seq_len - ldr tmp1, [locals, tmp1, lsl #2] - DISPATCH_NEXT - beq 5f - bcc 3f - cmp lr, #(opc_iconst_4-opc_iconst_2) - beq 4f - bcc 2f -@ divide by 5 -1: - mvn lr, #0x198 @ Form 0x66666667 in lr - bic lr, lr, #0x9800 - add lr, lr, lr, lsl #16 - smull a3, a4, tmp1, lr - mov a3, tmp1, asr #31 - rsb tmp1, a3, a4, asr #1 - b 6f -@ divide by 3 -2: - mvn lr, #0xa9 @ Form 0x55555556 in lr - bic lr, lr, #0xaa00 - add lr, lr, lr, lsl #16 - smull a3, a4, tmp1, lr - sub tmp1, a4, tmp1, asr #31 - b 6f -3: - cmp lr, #(opc_iconst_0-opc_iconst_2) - beq div_zero_jpc_1 - rsbcc tmp1, tmp1, #0 @ Divide by -1 or 1 - b 6f -@ divide by 4 -4: movs a4, tmp1 - addmi a4, a4, #3 - mov tmp1, a4, asr #2 - b 6f -@ divide by 2 -5: - add tmp1, tmp1, tmp1, lsr #31 - mov tmp1, tmp1, asr #1 -6: - DISPATCH_NEXT - PUSH tmp1 - DISPATCH_FINISH -} - -@ r2 = [jpc, #1] -(iload_iconst_N) -(iadd) -{ - ldrb r3, [jpc, #2] - rsb r2, r2, #0 - DISPATCH_START \seq_len - DISPATCH_NEXT - ldr r2, [locals, r2, lsl #2] - sub r3, r3, #opc_iconst_0 - DISPATCH_NEXT - add r3, r2, r3 - DISPATCH_NEXT - DISPATCH_NEXT - PUSH r3 - DISPATCH_FINISH -} - -@ r2 = [jpc, #1] -(iload_iconst_N) -(isub) -{ - ldrb r3, [jpc, #2] - rsb r2, r2, #0 - DISPATCH_START \seq_len - DISPATCH_NEXT - ldr r2, [locals, r2, lsl #2] - sub r3, r3, #opc_iconst_0 - DISPATCH_NEXT - sub r3, r2, r3 - DISPATCH_NEXT - DISPATCH_NEXT - PUSH r3 - DISPATCH_FINISH -} - -@ r2 = [jpc, #1] -(iload_iconst_N) -(iand) -{ - ldrb r3, [jpc, #2] - rsb r2, r2, #0 - DISPATCH_START \seq_len - DISPATCH_NEXT - ldr r2, [locals, r2, lsl #2] - sub r3, r3, #opc_iconst_0 - DISPATCH_NEXT - and r3, r2, r3 - DISPATCH_NEXT - DISPATCH_NEXT - PUSH r3 - DISPATCH_FINISH -} - -@ r2 = [jpc, #1] -(iload_iconst_N) -(ior) -{ - ldrb r3, [jpc, #2] - rsb r2, r2, #0 - DISPATCH_START \seq_len - DISPATCH_NEXT - ldr r2, [locals, r2, lsl #2] - sub r3, r3, #opc_iconst_0 - DISPATCH_NEXT - orr r3, r2, r3 - DISPATCH_NEXT - DISPATCH_NEXT - PUSH r3 - DISPATCH_FINISH -} - -@ r2 = [jpc, #1] -(iload_iconst_N) -(ixor) -{ - ldrb r3, [jpc, #2] - rsb r2, r2, #0 - DISPATCH_START \seq_len - DISPATCH_NEXT - ldr r2, [locals, r2, lsl #2] - sub r3, r3, #opc_iconst_0 - DISPATCH_NEXT - eor r3, r2, r3 - DISPATCH_NEXT - DISPATCH_NEXT - PUSH r3 - DISPATCH_FINISH -} - -(iload_iconst_N) -(idiv) -{ - ldrb lr, [jpc, #2] - rsb tmp1, r2, #0 - DISPATCH_START \seq_len - ldr tmp1, [locals, tmp1, lsl #2] - subs lr, lr, #opc_iconst_2 - DISPATCH_NEXT - beq 5f - bcc 3f - cmp lr, #(opc_iconst_4-opc_iconst_2) - beq 4f - bcc 2f -@ divide by 5 -1: - mvn lr, #0x198 @ Form 0x66666667 in lr - bic lr, lr, #0x9800 - add lr, lr, lr, lsl #16 - smull a3, a4, tmp1, lr - mov a3, tmp1, asr #31 - rsb tmp1, a3, a4, asr #1 - b 6f -@ divide by 3 -2: - mvn lr, #0xa9 @ Form 0x55555556 in lr - bic lr, lr, #0xaa00 - add lr, lr, lr, lsl #16 - smull a3, a4, tmp1, lr - sub tmp1, a4, tmp1, asr #31 - b 6f -3: - cmp lr, #(opc_iconst_0-opc_iconst_2) - beq div_zero_jpc_1 - rsbcc tmp1, tmp1, #0 @ Divide by -1 or 1 - b 6f -@ divide by 4 -4: movs a4, tmp1 - addmi a4, a4, #3 - mov tmp1, a4, asr #2 - b 6f -@ divide by 2 -5: - add tmp1, tmp1, tmp1, lsr #31 - mov tmp1, tmp1, asr #1 -6: - DISPATCH_NEXT - PUSH tmp1 - DISPATCH_FINISH -} - -(iload_iload) -(iadd) -{ - ldrb r3, [jpc, #3] - rsb r2, r2, #0 - DISPATCH_START \seq_len - rsb r3, r3, #0 - ldr r2, [locals, r2, lsl #2] - ldr r3, [locals, r3, lsl #2] - DISPATCH_NEXT - DISPATCH_NEXT - add r3, r2, r3 - DISPATCH_NEXT - DISPATCH_NEXT - PUSH r3 - DISPATCH_FINISH -} - -(iload_iload_N) -(iadd) -{ - ldrb r3, [jpc, #2] - rsb r2, r2, #0 - DISPATCH_START \seq_len - rsb r3, r3, #opc_iload_0 - ldr r2, [locals, r2, lsl #2] - ldr r3, [locals, r3, lsl #2] - DISPATCH_NEXT - DISPATCH_NEXT - add r3, r2, r3 - DISPATCH_NEXT - DISPATCH_NEXT - PUSH r3 - DISPATCH_FINISH -} - -(iload_0_iload,iload_1_iload,iload_2_iload,iload_3_iload) -(iadd) -{ - ldrb r3, [jpc, #2] - rsb r2, r0, #opc_iload_0_iload - DISPATCH_START \seq_len - rsb r3, r3, #0 - ldr r2, [locals, r2, lsl #2] - ldr r3, [locals, r3, lsl #2] - DISPATCH_NEXT - DISPATCH_NEXT - add r3, r2, r3 - DISPATCH_NEXT - DISPATCH_NEXT - PUSH r3 - DISPATCH_FINISH -} - -(iload_0_iload_N,iload_1_iload_N,iload_2_iload_N,iload_3_iload_N) -(iadd) -{ - rsb r3, r2, #opc_iload_0 - rsb r2, r0, #opc_iload_0_iload_N - DISPATCH_START \seq_len - ldr r2, [locals, r2, lsl #2] - ldr r3, [locals, r3, lsl #2] - DISPATCH_NEXT - DISPATCH_NEXT - add r3, r2, r3 - DISPATCH_NEXT - DISPATCH_NEXT - PUSH r3 - DISPATCH_FINISH -} - -(iload_iload) -(isub) -{ - ldrb r3, [jpc, #3] - rsb r2, r2, #0 - DISPATCH_START \seq_len - rsb r3, r3, #0 - ldr r2, [locals, r2, lsl #2] - ldr r3, [locals, r3, lsl #2] - DISPATCH_NEXT - DISPATCH_NEXT - sub r3, r2, r3 - DISPATCH_NEXT - DISPATCH_NEXT - PUSH r3 - DISPATCH_FINISH -} - -(iload_iload_N) -(isub) -{ - ldrb r3, [jpc, #2] - rsb r2, r2, #0 - DISPATCH_START \seq_len - rsb r3, r3, #opc_iload_0 - ldr r2, [locals, r2, lsl #2] - ldr r3, [locals, r3, lsl #2] - DISPATCH_NEXT - DISPATCH_NEXT - sub r3, r2, r3 - DISPATCH_NEXT - DISPATCH_NEXT - PUSH r3 - DISPATCH_FINISH -} - -(iload_0_iload,iload_1_iload,iload_2_iload,iload_3_iload) -(isub) -{ - ldrb r3, [jpc, #2] - rsb r2, r0, #opc_iload_0_iload - DISPATCH_START \seq_len - rsb r3, r3, #0 - ldr r2, [locals, r2, lsl #2] - ldr r3, [locals, r3, lsl #2] - DISPATCH_NEXT - DISPATCH_NEXT - sub r3, r2, r3 - DISPATCH_NEXT - DISPATCH_NEXT - PUSH r3 - DISPATCH_FINISH -} - -(iload_0_iload_N,iload_1_iload_N,iload_2_iload_N,iload_3_iload_N) -(isub) -{ - rsb r3, r2, #opc_iload_0 - rsb r2, r0, #opc_iload_0_iload_N - DISPATCH_START \seq_len - ldr r2, [locals, r2, lsl #2] - ldr r3, [locals, r3, lsl #2] - DISPATCH_NEXT - DISPATCH_NEXT - sub r3, r2, r3 - DISPATCH_NEXT - DISPATCH_NEXT - PUSH r3 - DISPATCH_FINISH -} - -(iload_iload) -(iand) -{ - ldrb r3, [jpc, #3] - rsb r2, r2, #0 - DISPATCH_START \seq_len - rsb r3, r3, #0 - ldr r2, [locals, r2, lsl #2] - ldr r3, [locals, r3, lsl #2] - DISPATCH_NEXT - DISPATCH_NEXT - and r3, r2, r3 - DISPATCH_NEXT - DISPATCH_NEXT - PUSH r3 - DISPATCH_FINISH -} - -(iload_iload_N) -(iand) -{ - ldrb r3, [jpc, #2] - rsb r2, r2, #0 - DISPATCH_START \seq_len - rsb r3, r3, #opc_iload_0 - ldr r2, [locals, r2, lsl #2] - ldr r3, [locals, r3, lsl #2] - DISPATCH_NEXT - DISPATCH_NEXT - and r3, r2, r3 - DISPATCH_NEXT - DISPATCH_NEXT - PUSH r3 - DISPATCH_FINISH -} - -(iload_0_iload,iload_1_iload,iload_2_iload,iload_3_iload) -(iand) -{ - ldrb r3, [jpc, #2] - rsb r2, r0, #opc_iload_0_iload - DISPATCH_START \seq_len - rsb r3, r3, #0 - ldr r2, [locals, r2, lsl #2] - ldr r3, [locals, r3, lsl #2] - DISPATCH_NEXT - DISPATCH_NEXT - and r3, r2, r3 - DISPATCH_NEXT - DISPATCH_NEXT - PUSH r3 - DISPATCH_FINISH -} - -(iload_0_iload_N,iload_1_iload_N,iload_2_iload_N,iload_3_iload_N) -(iand) -{ - rsb r3, r2, #opc_iload_0 - rsb r2, r0, #opc_iload_0_iload_N - DISPATCH_START \seq_len - ldr r2, [locals, r2, lsl #2] - ldr r3, [locals, r3, lsl #2] - DISPATCH_NEXT - DISPATCH_NEXT - and r3, r2, r3 - DISPATCH_NEXT - DISPATCH_NEXT - PUSH r3 - DISPATCH_FINISH -} - -(iload_iload) -(ior) -{ - ldrb r3, [jpc, #3] - rsb r2, r2, #0 - DISPATCH_START \seq_len - rsb r3, r3, #0 - ldr r2, [locals, r2, lsl #2] - ldr r3, [locals, r3, lsl #2] - DISPATCH_NEXT - DISPATCH_NEXT - orr r3, r2, r3 - DISPATCH_NEXT - DISPATCH_NEXT - PUSH r3 - DISPATCH_FINISH -} - -(iload_iload_N) -(ior) -{ - ldrb r3, [jpc, #2] - rsb r2, r2, #0 - DISPATCH_START \seq_len - rsb r3, r3, #opc_iload_0 - ldr r2, [locals, r2, lsl #2] - ldr r3, [locals, r3, lsl #2] - DISPATCH_NEXT - DISPATCH_NEXT - orr r3, r2, r3 - DISPATCH_NEXT - DISPATCH_NEXT - PUSH r3 - DISPATCH_FINISH -} - -(iload_0_iload,iload_1_iload,iload_2_iload,iload_3_iload) -(ior) -{ - ldrb r3, [jpc, #2] - rsb r2, r0, #opc_iload_0_iload - DISPATCH_START \seq_len - rsb r3, r3, #0 - ldr r2, [locals, r2, lsl #2] - ldr r3, [locals, r3, lsl #2] - DISPATCH_NEXT - DISPATCH_NEXT - orr r3, r2, r3 - DISPATCH_NEXT - DISPATCH_NEXT - PUSH r3 - DISPATCH_FINISH -} - -(iload_0_iload_N,iload_1_iload_N,iload_2_iload_N,iload_3_iload_N) -(ior) -{ - rsb r3, r2, #opc_iload_0 - rsb r2, r0, #opc_iload_0_iload_N - DISPATCH_START \seq_len - ldr r2, [locals, r2, lsl #2] - ldr r3, [locals, r3, lsl #2] - DISPATCH_NEXT - DISPATCH_NEXT - orr r3, r2, r3 - DISPATCH_NEXT - DISPATCH_NEXT - PUSH r3 - DISPATCH_FINISH -} - -(iload_iload) -(ixor) -{ - ldrb r3, [jpc, #3] - rsb r2, r2, #0 - DISPATCH_START \seq_len - rsb r3, r3, #0 - ldr r2, [locals, r2, lsl #2] - ldr r3, [locals, r3, lsl #2] - DISPATCH_NEXT - DISPATCH_NEXT - eor r3, r2, r3 - DISPATCH_NEXT - DISPATCH_NEXT - PUSH r3 - DISPATCH_FINISH -} - -(iload_iload_N) -(ixor) -{ - ldrb r3, [jpc, #2] - rsb r2, r2, #0 - DISPATCH_START \seq_len - rsb r3, r3, #opc_iload_0 - ldr r2, [locals, r2, lsl #2] - ldr r3, [locals, r3, lsl #2] - DISPATCH_NEXT - DISPATCH_NEXT - eor r3, r2, r3 - DISPATCH_NEXT - DISPATCH_NEXT - PUSH r3 - DISPATCH_FINISH -} - -(iload_0_iload,iload_1_iload,iload_2_iload,iload_3_iload) -(ixor) -{ - ldrb r3, [jpc, #2] - rsb r2, r0, #opc_iload_0_iload - DISPATCH_START \seq_len - rsb r3, r3, #0 - ldr r2, [locals, r2, lsl #2] - ldr r3, [locals, r3, lsl #2] - DISPATCH_NEXT - DISPATCH_NEXT - eor r3, r2, r3 - DISPATCH_NEXT - DISPATCH_NEXT - PUSH r3 - DISPATCH_FINISH -} - -(iload_0_iload_N,iload_1_iload_N,iload_2_iload_N,iload_3_iload_N) -(ixor) -{ - rsb r3, r2, #opc_iload_0 - rsb r2, r0, #opc_iload_0_iload_N - DISPATCH_START \seq_len - ldr r2, [locals, r2, lsl #2] - ldr r3, [locals, r3, lsl #2] - DISPATCH_NEXT - DISPATCH_NEXT - eor r3, r2, r3 - DISPATCH_NEXT - DISPATCH_NEXT - PUSH r3 - DISPATCH_FINISH -} - -@ Former quads - -(iload_0_iconst_N,iload_1_iconst_N,iload_2_iconst_N,iload_3_iconst_N) -(iadd_u4store) -{ - rsb r3, r0, #opc_iload_0_iconst_N - DISPATCH_START \seq_len - sub r2, r2, #opc_iconst_0 - DISPATCH_NEXT - ldrb tmp1, [jpc, #-1] - ldr r3, [locals, r3, lsl #2] - DISPATCH_NEXT - add r3, r3, r2 - DISPATCH_NEXT - rsb tmp1, tmp1, #0 - DISPATCH_NEXT - str r3, [locals, tmp1, lsl #2] - DISPATCH_FINISH -} - -(iload_iconst_N) -(iadd_u4store) -{ - ldrb r3, [jpc, #2] - ldrb lr, [jpc, #5] - rsb r2, r2, #0 - DISPATCH_START \seq_len - sub r3, r3, #opc_iconst_0 - DISPATCH_NEXT - rsb tmp2, lr, #0 - DISPATCH_NEXT - ldr tmp1, [locals, r2, lsl #2] - DISPATCH_NEXT - add r3, tmp1, r3 - DISPATCH_NEXT - str r3, [locals, tmp2, lsl #2] - DISPATCH_FINISH -} - -(iload_0_iconst_N,iload_1_iconst_N,iload_2_iconst_N,iload_3_iconst_N) -(iadd_istore_N) -{ - rsb r3, r0, #opc_iload_0_iconst_N - DISPATCH_START \seq_len - sub r2, r2, #opc_iconst_0 - DISPATCH_NEXT - ldrb tmp1, [jpc, #-1] - ldr r3, [locals, r3, lsl #2] - DISPATCH_NEXT - add r3, r3, r2 - DISPATCH_NEXT - rsb tmp1, tmp1, #opc_istore_0 - DISPATCH_NEXT - str r3, [locals, tmp1, lsl #2] - DISPATCH_FINISH -} - -(iload_iconst_N) -(iadd_istore_N) -{ - ldrb r3, [jpc, #2] - ldrb lr, [jpc, #4] - rsb r2, r2, #0 - DISPATCH_START \seq_len - sub r3, r3, #opc_iconst_0 - DISPATCH_NEXT - rsb tmp2, lr, #opc_istore_0 - DISPATCH_NEXT - ldr tmp1, [locals, r2, lsl #2] - DISPATCH_NEXT - add r3, tmp1, r3 - DISPATCH_NEXT - str r3, [locals, tmp2, lsl #2] - DISPATCH_FINISH -} - -(iload_0_iconst_N,iload_1_iconst_N,iload_2_iconst_N,iload_3_iconst_N) -(isub_u4store) -{ - rsb r3, r0, #opc_iload_0_iconst_N - DISPATCH_START \seq_len - sub r2, r2, #opc_iconst_0 - DISPATCH_NEXT - ldrb tmp1, [jpc, #-1] - ldr r3, [locals, r3, lsl #2] - DISPATCH_NEXT - sub r3, r3, r2 - DISPATCH_NEXT - rsb tmp1, tmp1, #0 - DISPATCH_NEXT - str r3, [locals, tmp1, lsl #2] - DISPATCH_FINISH -} - -(iload_iconst_N) -(isub_u4store) -{ - ldrb r3, [jpc, #2] - ldrb lr, [jpc, #5] - rsb r2, r2, #0 - DISPATCH_START \seq_len - sub r3, r3, #opc_iconst_0 - DISPATCH_NEXT - rsb tmp2, lr, #0 - DISPATCH_NEXT - ldr tmp1, [locals, r2, lsl #2] - DISPATCH_NEXT - sub r3, tmp1, r3 - DISPATCH_NEXT - str r3, [locals, tmp2, lsl #2] - DISPATCH_FINISH -} - -(iload_0_iconst_N,iload_1_iconst_N,iload_2_iconst_N,iload_3_iconst_N) -(isub_istore_N) -{ - rsb r3, r0, #opc_iload_0_iconst_N - DISPATCH_START \seq_len - sub r2, r2, #opc_iconst_0 - DISPATCH_NEXT - ldrb tmp1, [jpc, #-1] - ldr r3, [locals, r3, lsl #2] - DISPATCH_NEXT - sub r3, r3, r2 - DISPATCH_NEXT - rsb tmp1, tmp1, #opc_istore_0 - DISPATCH_NEXT - str r3, [locals, tmp1, lsl #2] - DISPATCH_FINISH -} - -(iload_iconst_N) -(isub_istore_N) -{ - ldrb r3, [jpc, #2] - ldrb lr, [jpc, #4] - rsb r2, r2, #0 - DISPATCH_START \seq_len - sub r3, r3, #opc_iconst_0 - DISPATCH_NEXT - rsb tmp2, lr, #opc_istore_0 - DISPATCH_NEXT - ldr tmp1, [locals, r2, lsl #2] - DISPATCH_NEXT - sub r3, tmp1, r3 - DISPATCH_NEXT - str r3, [locals, tmp2, lsl #2] - DISPATCH_FINISH -} - -(iload_0_iconst_N,iload_1_iconst_N,iload_2_iconst_N,iload_3_iconst_N) -(iand_u4store) -{ - rsb r3, r0, #opc_iload_0_iconst_N - DISPATCH_START \seq_len - sub r2, r2, #opc_iconst_0 - DISPATCH_NEXT - ldrb tmp1, [jpc, #-1] - ldr r3, [locals, r3, lsl #2] - DISPATCH_NEXT - and r3, r3, r2 - DISPATCH_NEXT - rsb tmp1, tmp1, #0 - DISPATCH_NEXT - str r3, [locals, tmp1, lsl #2] - DISPATCH_FINISH -} - -(iload_iconst_N) -(iand_u4store) -{ - ldrb r3, [jpc, #2] - ldrb lr, [jpc, #5] - rsb r2, r2, #0 - DISPATCH_START \seq_len - sub r3, r3, #opc_iconst_0 - DISPATCH_NEXT - rsb tmp2, lr, #0 - DISPATCH_NEXT - ldr tmp1, [locals, r2, lsl #2] - DISPATCH_NEXT - and r3, tmp1, r3 - DISPATCH_NEXT - str r3, [locals, tmp2, lsl #2] - DISPATCH_FINISH -} - -(iload_0_iconst_N,iload_1_iconst_N,iload_2_iconst_N,iload_3_iconst_N) -(iand_istore_N) -{ - rsb r3, r0, #opc_iload_0_iconst_N - DISPATCH_START \seq_len - sub r2, r2, #opc_iconst_0 - DISPATCH_NEXT - ldrb tmp1, [jpc, #-1] - ldr r3, [locals, r3, lsl #2] - DISPATCH_NEXT - and r3, r3, r2 - DISPATCH_NEXT - rsb tmp1, tmp1, #opc_istore_0 - DISPATCH_NEXT - str r3, [locals, tmp1, lsl #2] - DISPATCH_FINISH -} - -(iload_iconst_N) -(iand_istore_N) -{ - ldrb r3, [jpc, #2] - ldrb lr, [jpc, #4] - rsb r2, r2, #0 - DISPATCH_START \seq_len - sub r3, r3, #opc_iconst_0 - DISPATCH_NEXT - rsb tmp2, lr, #opc_istore_0 - DISPATCH_NEXT - ldr tmp1, [locals, r2, lsl #2] - DISPATCH_NEXT - and r3, tmp1, r3 - DISPATCH_NEXT - str r3, [locals, tmp2, lsl #2] - DISPATCH_FINISH -} - -(iload_0_iconst_N,iload_1_iconst_N,iload_2_iconst_N,iload_3_iconst_N) -(ior_u4store) -{ - rsb r3, r0, #opc_iload_0_iconst_N - DISPATCH_START \seq_len - sub r2, r2, #opc_iconst_0 - DISPATCH_NEXT - ldrb tmp1, [jpc, #-1] - ldr r3, [locals, r3, lsl #2] - DISPATCH_NEXT - orr r3, r3, r2 - DISPATCH_NEXT - rsb tmp1, tmp1, #0 - DISPATCH_NEXT - str r3, [locals, tmp1, lsl #2] - DISPATCH_FINISH -} - -(iload_iconst_N) -(ior_u4store) -{ - ldrb r3, [jpc, #2] - ldrb lr, [jpc, #5] - rsb r2, r2, #0 - DISPATCH_START \seq_len - sub r3, r3, #opc_iconst_0 - DISPATCH_NEXT - rsb tmp2, lr, #0 - DISPATCH_NEXT - ldr tmp1, [locals, r2, lsl #2] - DISPATCH_NEXT - orr r3, tmp1, r3 - DISPATCH_NEXT - str r3, [locals, tmp2, lsl #2] - DISPATCH_FINISH -} - -(iload_0_iconst_N,iload_1_iconst_N,iload_2_iconst_N,iload_3_iconst_N) -(ior_istore_N) -{ - rsb r3, r0, #opc_iload_0_iconst_N - DISPATCH_START \seq_len - sub r2, r2, #opc_iconst_0 - DISPATCH_NEXT - ldrb tmp1, [jpc, #-1] - ldr r3, [locals, r3, lsl #2] - DISPATCH_NEXT - orr r3, r3, r2 - DISPATCH_NEXT - rsb tmp1, tmp1, #opc_istore_0 - DISPATCH_NEXT - str r3, [locals, tmp1, lsl #2] - DISPATCH_FINISH -} - -(iload_iconst_N) -(ior_istore_N) -{ - ldrb r3, [jpc, #2] - ldrb lr, [jpc, #4] - rsb r2, r2, #0 - DISPATCH_START \seq_len - sub r3, r3, #opc_iconst_0 - DISPATCH_NEXT - rsb tmp2, lr, #opc_istore_0 - DISPATCH_NEXT - ldr tmp1, [locals, r2, lsl #2] - DISPATCH_NEXT - orr r3, tmp1, r3 - DISPATCH_NEXT - str r3, [locals, tmp2, lsl #2] - DISPATCH_FINISH -} - -(iload_0_iconst_N,iload_1_iconst_N,iload_2_iconst_N,iload_3_iconst_N) -(ixor_u4store) -{ - rsb r3, r0, #opc_iload_0_iconst_N - DISPATCH_START \seq_len - sub r2, r2, #opc_iconst_0 - DISPATCH_NEXT - ldrb tmp1, [jpc, #-1] - ldr r3, [locals, r3, lsl #2] - DISPATCH_NEXT - eor r3, r3, r2 - DISPATCH_NEXT - rsb tmp1, tmp1, #0 - DISPATCH_NEXT - str r3, [locals, tmp1, lsl #2] - DISPATCH_FINISH -} - -(iload_iconst_N) -(ixor_u4store) -{ - ldrb r3, [jpc, #2] - ldrb lr, [jpc, #5] - rsb r2, r2, #0 - DISPATCH_START \seq_len - sub r3, r3, #opc_iconst_0 - DISPATCH_NEXT - rsb tmp2, lr, #0 - DISPATCH_NEXT - ldr tmp1, [locals, r2, lsl #2] - DISPATCH_NEXT - eor r3, tmp1, r3 - DISPATCH_NEXT - str r3, [locals, tmp2, lsl #2] - DISPATCH_FINISH -} - -(iload_0_iconst_N,iload_1_iconst_N,iload_2_iconst_N,iload_3_iconst_N) -(ixor_istore_N) -{ - rsb r3, r0, #opc_iload_0_iconst_N - DISPATCH_START \seq_len - sub r2, r2, #opc_iconst_0 - DISPATCH_NEXT - ldrb tmp1, [jpc, #-1] - ldr r3, [locals, r3, lsl #2] - DISPATCH_NEXT - eor r3, r3, r2 - DISPATCH_NEXT - rsb tmp1, tmp1, #opc_istore_0 - DISPATCH_NEXT - str r3, [locals, tmp1, lsl #2] - DISPATCH_FINISH -} - -(iload_iconst_N) -(ixor_istore_N) -{ - ldrb r3, [jpc, #2] - ldrb lr, [jpc, #4] - rsb r2, r2, #0 - DISPATCH_START \seq_len - sub r3, r3, #opc_iconst_0 - DISPATCH_NEXT - rsb tmp2, lr, #opc_istore_0 - DISPATCH_NEXT - ldr tmp1, [locals, r2, lsl #2] - DISPATCH_NEXT - eor r3, tmp1, r3 - DISPATCH_NEXT - str r3, [locals, tmp2, lsl #2] - DISPATCH_FINISH -} - -#ifdef NOTICE_SAFEPOINTS - -(iload_0_iconst_N,iload_1_iconst_N,iload_2_iconst_N,iload_3_iconst_N) -(if_icmpeq,if_acmpeq) -{ - ldrb r3, [jpc, #1] - rsb r2, r0, #opc_iload_0_iconst_N - ldrsb r1, [jpc, #3] - ldr r2, [locals, r2, lsl #2] - sub r3, r3, #opc_iconst_0 - ldrb ip, [jpc, #4] - cmp r2, r3 - beq branch_taken_unsafe_2 - DISPATCH 5 -} - -(iload_iconst_N) -(if_icmpeq,if_acmpeq) -{ - ldrb r3, [jpc, #2] - rsb r2, r2, #0 - ldrsb r1, [jpc, #4] - ldr r2, [locals, r2, lsl #2] - sub r3, r3, #opc_iconst_0 - ldrb ip, [jpc, #5] - cmp r2, r3 - beq branch_taken_unsafe_3 - DISPATCH 6 -} - -(iload_0_iconst_N,iload_1_iconst_N,iload_2_iconst_N,iload_3_iconst_N) -(if_icmpne,if_acmpne) -{ - ldrb r3, [jpc, #1] - rsb r2, r0, #opc_iload_0_iconst_N - ldrsb r1, [jpc, #3] - ldr r2, [locals, r2, lsl #2] - sub r3, r3, #opc_iconst_0 - ldrb ip, [jpc, #4] - cmp r2, r3 - bne branch_taken_unsafe_2 - DISPATCH 5 -} - -(iload_iconst_N) -(if_icmpne,if_acmpne) -{ - ldrb r3, [jpc, #2] - rsb r2, r2, #0 - ldrsb r1, [jpc, #4] - ldr r2, [locals, r2, lsl #2] - sub r3, r3, #opc_iconst_0 - ldrb ip, [jpc, #5] - cmp r2, r3 - bne branch_taken_unsafe_3 - DISPATCH 6 -} - -(iload_0_iconst_N,iload_1_iconst_N,iload_2_iconst_N,iload_3_iconst_N) -(if_icmplt) -{ - ldrb r3, [jpc, #1] - rsb r2, r0, #opc_iload_0_iconst_N - ldrsb r1, [jpc, #3] - ldr r2, [locals, r2, lsl #2] - sub r3, r3, #opc_iconst_0 - ldrb ip, [jpc, #4] - cmp r2, r3 - blt branch_taken_unsafe_2 - DISPATCH 5 -} - -(iload_iconst_N) -(if_icmplt) -{ - ldrb r3, [jpc, #2] - rsb r2, r2, #0 - ldrsb r1, [jpc, #4] - ldr r2, [locals, r2, lsl #2] - sub r3, r3, #opc_iconst_0 - ldrb ip, [jpc, #5] - cmp r2, r3 - blt branch_taken_unsafe_3 - DISPATCH 6 -} - -(iload_0_iconst_N,iload_1_iconst_N,iload_2_iconst_N,iload_3_iconst_N) -(if_icmpge) -{ - ldrb r3, [jpc, #1] - rsb r2, r0, #opc_iload_0_iconst_N - ldrsb r1, [jpc, #3] - ldr r2, [locals, r2, lsl #2] - sub r3, r3, #opc_iconst_0 - ldrb ip, [jpc, #4] - cmp r2, r3 - bge branch_taken_unsafe_2 - DISPATCH 5 -} - -(iload_iconst_N) -(if_icmpge) -{ - ldrb r3, [jpc, #2] - rsb r2, r2, #0 - ldrsb r1, [jpc, #4] - ldr r2, [locals, r2, lsl #2] - sub r3, r3, #opc_iconst_0 - ldrb ip, [jpc, #5] - cmp r2, r3 - bge branch_taken_unsafe_3 - DISPATCH 6 -} - -(iload_0_iconst_N,iload_1_iconst_N,iload_2_iconst_N,iload_3_iconst_N) -(if_icmpgt) -{ - ldrb r3, [jpc, #1] - rsb r2, r0, #opc_iload_0_iconst_N - ldrsb r1, [jpc, #3] - ldr r2, [locals, r2, lsl #2] - sub r3, r3, #opc_iconst_0 - ldrb ip, [jpc, #4] - cmp r2, r3 - bgt branch_taken_unsafe_2 - DISPATCH 5 -} - -(iload_iconst_N) -(if_icmpgt) -{ - ldrb r3, [jpc, #2] - rsb r2, r2, #0 - ldrsb r1, [jpc, #4] - ldr r2, [locals, r2, lsl #2] - sub r3, r3, #opc_iconst_0 - ldrb ip, [jpc, #5] - cmp r2, r3 - bgt branch_taken_unsafe_3 - DISPATCH 6 -} - -(iload_0_iconst_N,iload_1_iconst_N,iload_2_iconst_N,iload_3_iconst_N) -(if_icmple) -{ - ldrb r3, [jpc, #1] - rsb r2, r0, #opc_iload_0_iconst_N - ldrsb r1, [jpc, #3] - ldr r2, [locals, r2, lsl #2] - sub r3, r3, #opc_iconst_0 - ldrb ip, [jpc, #4] - cmp r2, r3 - ble branch_taken_unsafe_2 - DISPATCH 5 -} - -(iload_iconst_N) -(if_icmple) -{ - ldrb r3, [jpc, #2] - rsb r2, r2, #0 - ldrsb r1, [jpc, #4] - ldr r2, [locals, r2, lsl #2] - sub r3, r3, #opc_iconst_0 - ldrb ip, [jpc, #5] - cmp r2, r3 - ble branch_taken_unsafe_3 - DISPATCH 6 -} - -#endif // NOTICE_SAFEPOINTS - -(iload_iload) -(iadd_istore_N) -{ - ldrb r3, [jpc, #3] - ldrb lr, [jpc, #5] - rsb r2, r2, #0 - DISPATCH_START \seq_len - rsb r3, r3, #0 - DISPATCH_NEXT - rsb tmp2, lr, #opc_istore_0 - ldr tmp1, [locals, r2, lsl #2] - ldr r3, [locals, r3, lsl #2] - DISPATCH_NEXT - DISPATCH_NEXT - add r3, tmp1, r3 - DISPATCH_NEXT - str r3, [locals, tmp2, lsl #2] - DISPATCH_FINISH -} - -(iload_iload_N) -(iadd_istore_N) -{ - ldrb r3, [jpc, #2] - ldrb lr, [jpc, #4] - rsb r2, r2, #0 - DISPATCH_START \seq_len - rsb r3, r3, #opc_iload_0 - DISPATCH_NEXT - rsb tmp2, lr, #opc_istore_0 - ldr tmp1, [locals, r2, lsl #2] - ldr r3, [locals, r3, lsl #2] - DISPATCH_NEXT - DISPATCH_NEXT - add r3, tmp1, r3 - DISPATCH_NEXT - str r3, [locals, tmp2, lsl #2] - DISPATCH_FINISH -} - -(iload_0_iload,iload_1_iload,iload_2_iload,iload_3_iload) -(iadd_istore_N) -{ - rsb r3, r0, #opc_iload_0_iload - ldrb r2, [jpc, #2] - ldrb tmp1, [jpc, #4] - DISPATCH_START \seq_len - rsb r2, r2, #0 - DISPATCH_NEXT - ldr r3, [locals, r3, lsl #2] - ldr r2, [locals, r2, lsl #2] - DISPATCH_NEXT - add r3, r3, r2 - DISPATCH_NEXT - rsb tmp1, tmp1, #opc_istore_0 - DISPATCH_NEXT - str r3, [locals, tmp1, lsl #2] - DISPATCH_FINISH -} - -(iload_0_iload_N,iload_1_iload_N,iload_2_iload_N,iload_3_iload_N) -(iadd_istore_N) -{ - ldrb tmp1, [jpc, #3] - rsb r3, r0, #opc_iload_0_iload_N - DISPATCH_START \seq_len - rsb r2, r2, #opc_iload_0 - DISPATCH_NEXT - ldr r3, [locals, r3, lsl #2] - ldr r2, [locals, r2, lsl #2] - DISPATCH_NEXT - add r3, r3, r2 - DISPATCH_NEXT - rsb tmp1, tmp1, #opc_istore_0 - DISPATCH_NEXT - str r3, [locals, tmp1, lsl #2] - DISPATCH_FINISH -} - -(iload_iload) -(isub_istore_N) -{ - ldrb r3, [jpc, #3] - ldrb lr, [jpc, #5] - rsb r2, r2, #0 - DISPATCH_START \seq_len - rsb r3, r3, #0 - DISPATCH_NEXT - rsb tmp2, lr, #opc_istore_0 - ldr tmp1, [locals, r2, lsl #2] - ldr r3, [locals, r3, lsl #2] - DISPATCH_NEXT - DISPATCH_NEXT - sub r3, tmp1, r3 - DISPATCH_NEXT - str r3, [locals, tmp2, lsl #2] - DISPATCH_FINISH -} - -(iload_iload_N) -(isub_istore_N) -{ - ldrb r3, [jpc, #2] - ldrb lr, [jpc, #4] - rsb r2, r2, #0 - DISPATCH_START \seq_len - rsb r3, r3, #opc_iload_0 - DISPATCH_NEXT - rsb tmp2, lr, #opc_istore_0 - ldr tmp1, [locals, r2, lsl #2] - ldr r3, [locals, r3, lsl #2] - DISPATCH_NEXT - DISPATCH_NEXT - sub r3, tmp1, r3 - DISPATCH_NEXT - str r3, [locals, tmp2, lsl #2] - DISPATCH_FINISH -} - -(iload_0_iload,iload_1_iload,iload_2_iload,iload_3_iload) -(isub_istore_N) -{ - rsb r3, r0, #opc_iload_0_iload - ldrb r2, [jpc, #2] - ldrb tmp1, [jpc, #4] - DISPATCH_START \seq_len - rsb r2, r2, #0 - DISPATCH_NEXT - ldr r3, [locals, r3, lsl #2] - ldr r2, [locals, r2, lsl #2] - DISPATCH_NEXT - sub r3, r3, r2 - DISPATCH_NEXT - rsb tmp1, tmp1, #opc_istore_0 - DISPATCH_NEXT - str r3, [locals, tmp1, lsl #2] - DISPATCH_FINISH -} - -(iload_0_iload_N,iload_1_iload_N,iload_2_iload_N,iload_3_iload_N) -(isub_istore_N) -{ - ldrb tmp1, [jpc, #3] - rsb r3, r0, #opc_iload_0_iload_N - DISPATCH_START \seq_len - rsb r2, r2, #opc_iload_0 - DISPATCH_NEXT - ldr r3, [locals, r3, lsl #2] - ldr r2, [locals, r2, lsl #2] - DISPATCH_NEXT - sub r3, r3, r2 - DISPATCH_NEXT - rsb tmp1, tmp1, #opc_istore_0 - DISPATCH_NEXT - str r3, [locals, tmp1, lsl #2] - DISPATCH_FINISH -} - -(iload_iload) -(iand_istore_N) -{ - ldrb r3, [jpc, #3] - ldrb lr, [jpc, #5] - rsb r2, r2, #0 - DISPATCH_START \seq_len - rsb r3, r3, #0 - DISPATCH_NEXT - rsb tmp2, lr, #opc_istore_0 - ldr tmp1, [locals, r2, lsl #2] - ldr r3, [locals, r3, lsl #2] - DISPATCH_NEXT - DISPATCH_NEXT - and r3, tmp1, r3 - DISPATCH_NEXT - str r3, [locals, tmp2, lsl #2] - DISPATCH_FINISH -} - -(iload_iload_N) -(iand_istore_N) -{ - ldrb r3, [jpc, #2] - ldrb lr, [jpc, #4] - rsb r2, r2, #0 - DISPATCH_START \seq_len - rsb r3, r3, #opc_iload_0 - DISPATCH_NEXT - rsb tmp2, lr, #opc_istore_0 - ldr tmp1, [locals, r2, lsl #2] - ldr r3, [locals, r3, lsl #2] - DISPATCH_NEXT - DISPATCH_NEXT - and r3, tmp1, r3 - DISPATCH_NEXT - str r3, [locals, tmp2, lsl #2] - DISPATCH_FINISH -} - -(iload_0_iload,iload_1_iload,iload_2_iload,iload_3_iload) -(iand_istore_N) -{ - rsb r3, r0, #opc_iload_0_iload - ldrb r2, [jpc, #2] - ldrb tmp1, [jpc, #4] - DISPATCH_START \seq_len - rsb r2, r2, #0 - DISPATCH_NEXT - ldr r3, [locals, r3, lsl #2] - ldr r2, [locals, r2, lsl #2] - DISPATCH_NEXT - and r3, r3, r2 - DISPATCH_NEXT - rsb tmp1, tmp1, #opc_istore_0 - DISPATCH_NEXT - str r3, [locals, tmp1, lsl #2] - DISPATCH_FINISH -} - -(iload_0_iload_N,iload_1_iload_N,iload_2_iload_N,iload_3_iload_N) -(iand_istore_N) -{ - ldrb tmp1, [jpc, #3] - rsb r3, r0, #opc_iload_0_iload_N - DISPATCH_START \seq_len - rsb r2, r2, #opc_iload_0 - DISPATCH_NEXT - ldr r3, [locals, r3, lsl #2] - ldr r2, [locals, r2, lsl #2] - DISPATCH_NEXT - and r3, r3, r2 - DISPATCH_NEXT - rsb tmp1, tmp1, #opc_istore_0 - DISPATCH_NEXT - str r3, [locals, tmp1, lsl #2] - DISPATCH_FINISH -} - -(iload_iload) -(ior_istore_N) -{ - ldrb r3, [jpc, #3] - ldrb lr, [jpc, #5] - rsb r2, r2, #0 - DISPATCH_START \seq_len - rsb r3, r3, #0 - DISPATCH_NEXT - rsb tmp2, lr, #opc_istore_0 - ldr tmp1, [locals, r2, lsl #2] - ldr r3, [locals, r3, lsl #2] - DISPATCH_NEXT - DISPATCH_NEXT - orr r3, tmp1, r3 - DISPATCH_NEXT - str r3, [locals, tmp2, lsl #2] - DISPATCH_FINISH -} - -(iload_iload_N) -(ior_istore_N) -{ - ldrb r3, [jpc, #2] - ldrb lr, [jpc, #4] - rsb r2, r2, #0 - DISPATCH_START \seq_len - rsb r3, r3, #opc_iload_0 - DISPATCH_NEXT - rsb tmp2, lr, #opc_istore_0 - ldr tmp1, [locals, r2, lsl #2] - ldr r3, [locals, r3, lsl #2] - DISPATCH_NEXT - DISPATCH_NEXT - orr r3, tmp1, r3 - DISPATCH_NEXT - str r3, [locals, tmp2, lsl #2] - DISPATCH_FINISH -} - -(iload_0_iload,iload_1_iload,iload_2_iload,iload_3_iload) -(ior_istore_N) -{ - rsb r3, r0, #opc_iload_0_iload - ldrb r2, [jpc, #2] - ldrb tmp1, [jpc, #4] - DISPATCH_START \seq_len - rsb r2, r2, #0 - DISPATCH_NEXT - ldr r3, [locals, r3, lsl #2] - ldr r2, [locals, r2, lsl #2] - DISPATCH_NEXT - orr r3, r3, r2 - DISPATCH_NEXT - rsb tmp1, tmp1, #opc_istore_0 - DISPATCH_NEXT - str r3, [locals, tmp1, lsl #2] - DISPATCH_FINISH -} - -(iload_0_iload_N,iload_1_iload_N,iload_2_iload_N,iload_3_iload_N) -(ior_istore_N) -{ - ldrb tmp1, [jpc, #3] - rsb r3, r0, #opc_iload_0_iload_N - DISPATCH_START \seq_len - rsb r2, r2, #opc_iload_0 - DISPATCH_NEXT - ldr r3, [locals, r3, lsl #2] - ldr r2, [locals, r2, lsl #2] - DISPATCH_NEXT - orr r3, r3, r2 - DISPATCH_NEXT - rsb tmp1, tmp1, #opc_istore_0 - DISPATCH_NEXT - str r3, [locals, tmp1, lsl #2] - DISPATCH_FINISH -} - -(iload_iload) -(ixor_istore_N) -{ - ldrb r3, [jpc, #3] - ldrb lr, [jpc, #5] - rsb r2, r2, #0 - DISPATCH_START \seq_len - rsb r3, r3, #0 - DISPATCH_NEXT - rsb tmp2, lr, #opc_istore_0 - ldr tmp1, [locals, r2, lsl #2] - ldr r3, [locals, r3, lsl #2] - DISPATCH_NEXT - DISPATCH_NEXT - eor r3, tmp1, r3 - DISPATCH_NEXT - str r3, [locals, tmp2, lsl #2] - DISPATCH_FINISH -} - -(iload_iload_N) -(ixor_istore_N) -{ - ldrb r3, [jpc, #2] - ldrb lr, [jpc, #4] - rsb r2, r2, #0 - DISPATCH_START \seq_len - rsb r3, r3, #opc_iload_0 - DISPATCH_NEXT - rsb tmp2, lr, #opc_istore_0 - ldr tmp1, [locals, r2, lsl #2] - ldr r3, [locals, r3, lsl #2] - DISPATCH_NEXT - DISPATCH_NEXT - eor r3, tmp1, r3 - DISPATCH_NEXT - str r3, [locals, tmp2, lsl #2] - DISPATCH_FINISH -} - -(iload_0_iload,iload_1_iload,iload_2_iload,iload_3_iload) -(ixor_istore_N) -{ - rsb r3, r0, #opc_iload_0_iload - ldrb r2, [jpc, #2] - ldrb tmp1, [jpc, #4] - DISPATCH_START \seq_len - rsb r2, r2, #0 - DISPATCH_NEXT - ldr r3, [locals, r3, lsl #2] - ldr r2, [locals, r2, lsl #2] - DISPATCH_NEXT - eor r3, r3, r2 - DISPATCH_NEXT - rsb tmp1, tmp1, #opc_istore_0 - DISPATCH_NEXT - str r3, [locals, tmp1, lsl #2] - DISPATCH_FINISH -} - -(iload_0_iload_N,iload_1_iload_N,iload_2_iload_N,iload_3_iload_N) -(ixor_istore_N) -{ - ldrb tmp1, [jpc, #3] - rsb r3, r0, #opc_iload_0_iload_N - DISPATCH_START \seq_len - rsb r2, r2, #opc_iload_0 - DISPATCH_NEXT - ldr r3, [locals, r3, lsl #2] - ldr r2, [locals, r2, lsl #2] - DISPATCH_NEXT - eor r3, r3, r2 - DISPATCH_NEXT - rsb tmp1, tmp1, #opc_istore_0 - DISPATCH_NEXT - str r3, [locals, tmp1, lsl #2] - DISPATCH_FINISH -} - -(iload_iload) -(iadd_u4store) -{ - ldrb r3, [jpc, #3] - ldrb lr, [jpc, #6] - rsb r2, r2, #0 - DISPATCH_START \seq_len - rsb r3, r3, #0 - DISPATCH_NEXT - rsb tmp2, lr, #0 - ldr tmp1, [locals, r2, lsl #2] - ldr r3, [locals, r3, lsl #2] - DISPATCH_NEXT - DISPATCH_NEXT - add r3, tmp1, r3 - DISPATCH_NEXT - str r3, [locals, tmp2, lsl #2] - DISPATCH_FINISH -} - -(iload_iload_N) -(iadd_u4store) -{ - ldrb r3, [jpc, #2] - ldrb lr, [jpc, #5] - rsb r2, r2, #0 - DISPATCH_START \seq_len - rsb r3, r3, #opc_iload_0 - DISPATCH_NEXT - rsb tmp2, lr, #0 - ldr tmp1, [locals, r2, lsl #2] - ldr r3, [locals, r3, lsl #2] - DISPATCH_NEXT - DISPATCH_NEXT - add r3, tmp1, r3 - DISPATCH_NEXT - str r3, [locals, tmp2, lsl #2] - DISPATCH_FINISH -} - -(iload_0_iload,iload_1_iload,iload_2_iload,iload_3_iload) -(iadd_u4store) -{ - rsb r3, r0, #opc_iload_0_iload - ldrb r2, [jpc, #2] - ldrb tmp1, [jpc, #5] - DISPATCH_START \seq_len - rsb r2, r2, #0 - DISPATCH_NEXT - ldr r3, [locals, r3, lsl #2] - ldr r2, [locals, r2, lsl #2] - DISPATCH_NEXT - add r3, r3, r2 - DISPATCH_NEXT - rsb tmp1, tmp1, #0 - DISPATCH_NEXT - str r3, [locals, tmp1, lsl #2] - DISPATCH_FINISH -} - -(iload_0_iload_N,iload_1_iload_N,iload_2_iload_N,iload_3_iload_N) -(iadd_u4store) -{ - ldrb tmp1, [jpc, #4] - rsb r3, r0, #opc_iload_0_iload_N - DISPATCH_START \seq_len - rsb r2, r2, #opc_iload_0 - DISPATCH_NEXT - ldr r3, [locals, r3, lsl #2] - ldr r2, [locals, r2, lsl #2] - DISPATCH_NEXT - add r3, r3, r2 - DISPATCH_NEXT - rsb tmp1, tmp1, #0 - DISPATCH_NEXT - str r3, [locals, tmp1, lsl #2] - DISPATCH_FINISH -} - -(iload_iload) -(isub_u4store) -{ - ldrb r3, [jpc, #3] - ldrb lr, [jpc, #6] - rsb r2, r2, #0 - DISPATCH_START \seq_len - rsb r3, r3, #0 - DISPATCH_NEXT - rsb tmp2, lr, #0 - ldr tmp1, [locals, r2, lsl #2] - ldr r3, [locals, r3, lsl #2] - DISPATCH_NEXT - DISPATCH_NEXT - sub r3, tmp1, r3 - DISPATCH_NEXT - str r3, [locals, tmp2, lsl #2] - DISPATCH_FINISH -} - -(iload_iload_N) -(isub_u4store) -{ - ldrb r3, [jpc, #2] - ldrb lr, [jpc, #5] - rsb r2, r2, #0 - DISPATCH_START \seq_len - rsb r3, r3, #opc_iload_0 - DISPATCH_NEXT - rsb tmp2, lr, #0 - ldr tmp1, [locals, r2, lsl #2] - ldr r3, [locals, r3, lsl #2] - DISPATCH_NEXT - DISPATCH_NEXT - sub r3, tmp1, r3 - DISPATCH_NEXT - str r3, [locals, tmp2, lsl #2] - DISPATCH_FINISH -} - -(iload_0_iload,iload_1_iload,iload_2_iload,iload_3_iload) -(isub_u4store) -{ - rsb r3, r0, #opc_iload_0_iload - ldrb r2, [jpc, #2] - ldrb tmp1, [jpc, #5] - DISPATCH_START \seq_len - rsb r2, r2, #0 - DISPATCH_NEXT - ldr r3, [locals, r3, lsl #2] - ldr r2, [locals, r2, lsl #2] - DISPATCH_NEXT - sub r3, r3, r2 - DISPATCH_NEXT - rsb tmp1, tmp1, #0 - DISPATCH_NEXT - str r3, [locals, tmp1, lsl #2] - DISPATCH_FINISH -} - -(iload_0_iload_N,iload_1_iload_N,iload_2_iload_N,iload_3_iload_N) -(isub_u4store) -{ - ldrb tmp1, [jpc, #4] - rsb r3, r0, #opc_iload_0_iload_N - DISPATCH_START \seq_len - rsb r2, r2, #opc_iload_0 - DISPATCH_NEXT - ldr r3, [locals, r3, lsl #2] - ldr r2, [locals, r2, lsl #2] - DISPATCH_NEXT - sub r3, r3, r2 - DISPATCH_NEXT - rsb tmp1, tmp1, #0 - DISPATCH_NEXT - str r3, [locals, tmp1, lsl #2] - DISPATCH_FINISH -} - -(iload_iload) -(iand_u4store) -{ - ldrb r3, [jpc, #3] - ldrb lr, [jpc, #6] - rsb r2, r2, #0 - DISPATCH_START \seq_len - rsb r3, r3, #0 - DISPATCH_NEXT - rsb tmp2, lr, #0 - ldr tmp1, [locals, r2, lsl #2] - ldr r3, [locals, r3, lsl #2] - DISPATCH_NEXT - DISPATCH_NEXT - and r3, tmp1, r3 - DISPATCH_NEXT - str r3, [locals, tmp2, lsl #2] - DISPATCH_FINISH -} - -(iload_iload_N) -(iand_u4store) -{ - ldrb r3, [jpc, #2] - ldrb lr, [jpc, #5] - rsb r2, r2, #0 - DISPATCH_START \seq_len - rsb r3, r3, #opc_iload_0 - DISPATCH_NEXT - rsb tmp2, lr, #0 - ldr tmp1, [locals, r2, lsl #2] - ldr r3, [locals, r3, lsl #2] - DISPATCH_NEXT - DISPATCH_NEXT - and r3, tmp1, r3 - DISPATCH_NEXT - str r3, [locals, tmp2, lsl #2] - DISPATCH_FINISH -} - -(iload_0_iload,iload_1_iload,iload_2_iload,iload_3_iload) -(iand_u4store) -{ - rsb r3, r0, #opc_iload_0_iload - ldrb r2, [jpc, #2] - ldrb tmp1, [jpc, #5] - DISPATCH_START \seq_len - rsb r2, r2, #0 - DISPATCH_NEXT - ldr r3, [locals, r3, lsl #2] - ldr r2, [locals, r2, lsl #2] - DISPATCH_NEXT - and r3, r3, r2 - DISPATCH_NEXT - rsb tmp1, tmp1, #0 - DISPATCH_NEXT - str r3, [locals, tmp1, lsl #2] - DISPATCH_FINISH -} - -(iload_0_iload_N,iload_1_iload_N,iload_2_iload_N,iload_3_iload_N) -(iand_u4store) -{ - ldrb tmp1, [jpc, #4] - rsb r3, r0, #opc_iload_0_iload_N - DISPATCH_START \seq_len - rsb r2, r2, #opc_iload_0 - DISPATCH_NEXT - ldr r3, [locals, r3, lsl #2] - ldr r2, [locals, r2, lsl #2] - DISPATCH_NEXT - and r3, r3, r2 - DISPATCH_NEXT - rsb tmp1, tmp1, #0 - DISPATCH_NEXT - str r3, [locals, tmp1, lsl #2] - DISPATCH_FINISH -} - -(iload_iload) -(ior_u4store) -{ - ldrb r3, [jpc, #3] - ldrb lr, [jpc, #6] - rsb r2, r2, #0 - DISPATCH_START \seq_len - rsb r3, r3, #0 - DISPATCH_NEXT - rsb tmp2, lr, #0 - ldr tmp1, [locals, r2, lsl #2] - ldr r3, [locals, r3, lsl #2] - DISPATCH_NEXT - DISPATCH_NEXT - orr r3, tmp1, r3 - DISPATCH_NEXT - str r3, [locals, tmp2, lsl #2] - DISPATCH_FINISH -} - -(iload_iload_N) -(ior_u4store) -{ - ldrb r3, [jpc, #2] - ldrb lr, [jpc, #5] - rsb r2, r2, #0 - DISPATCH_START \seq_len - rsb r3, r3, #opc_iload_0 - DISPATCH_NEXT - rsb tmp2, lr, #0 - ldr tmp1, [locals, r2, lsl #2] - ldr r3, [locals, r3, lsl #2] - DISPATCH_NEXT - DISPATCH_NEXT - orr r3, tmp1, r3 - DISPATCH_NEXT - str r3, [locals, tmp2, lsl #2] - DISPATCH_FINISH -} - -(iload_0_iload,iload_1_iload,iload_2_iload,iload_3_iload) -(ior_u4store) -{ - rsb r3, r0, #opc_iload_0_iload - ldrb r2, [jpc, #2] - ldrb tmp1, [jpc, #5] - DISPATCH_START \seq_len - rsb r2, r2, #0 - DISPATCH_NEXT - ldr r3, [locals, r3, lsl #2] - ldr r2, [locals, r2, lsl #2] - DISPATCH_NEXT - orr r3, r3, r2 - DISPATCH_NEXT - rsb tmp1, tmp1, #0 - DISPATCH_NEXT - str r3, [locals, tmp1, lsl #2] - DISPATCH_FINISH -} - -(iload_0_iload_N,iload_1_iload_N,iload_2_iload_N,iload_3_iload_N) -(ior_u4store) -{ - ldrb tmp1, [jpc, #4] - rsb r3, r0, #opc_iload_0_iload_N - DISPATCH_START \seq_len - rsb r2, r2, #opc_iload_0 - DISPATCH_NEXT - ldr r3, [locals, r3, lsl #2] - ldr r2, [locals, r2, lsl #2] - DISPATCH_NEXT - orr r3, r3, r2 - DISPATCH_NEXT - rsb tmp1, tmp1, #0 - DISPATCH_NEXT - str r3, [locals, tmp1, lsl #2] - DISPATCH_FINISH -} - -(iload_iload) -(ixor_u4store) -{ - ldrb r3, [jpc, #3] - ldrb lr, [jpc, #6] - rsb r2, r2, #0 - DISPATCH_START \seq_len - rsb r3, r3, #0 - DISPATCH_NEXT - rsb tmp2, lr, #0 - ldr tmp1, [locals, r2, lsl #2] - ldr r3, [locals, r3, lsl #2] - DISPATCH_NEXT - DISPATCH_NEXT - eor r3, tmp1, r3 - DISPATCH_NEXT - str r3, [locals, tmp2, lsl #2] - DISPATCH_FINISH -} - -(iload_iload_N) -(ixor_u4store) -{ - ldrb r3, [jpc, #2] - ldrb lr, [jpc, #5] - rsb r2, r2, #0 - DISPATCH_START \seq_len - rsb r3, r3, #opc_iload_0 - DISPATCH_NEXT - rsb tmp2, lr, #0 - ldr tmp1, [locals, r2, lsl #2] - ldr r3, [locals, r3, lsl #2] - DISPATCH_NEXT - DISPATCH_NEXT - eor r3, tmp1, r3 - DISPATCH_NEXT - str r3, [locals, tmp2, lsl #2] - DISPATCH_FINISH -} - -(iload_0_iload,iload_1_iload,iload_2_iload,iload_3_iload) -(ixor_u4store) -{ - rsb r3, r0, #opc_iload_0_iload - ldrb r2, [jpc, #2] - ldrb tmp1, [jpc, #5] - DISPATCH_START \seq_len - rsb r2, r2, #0 - DISPATCH_NEXT - ldr r3, [locals, r3, lsl #2] - ldr r2, [locals, r2, lsl #2] - DISPATCH_NEXT - eor r3, r3, r2 - DISPATCH_NEXT - rsb tmp1, tmp1, #0 - DISPATCH_NEXT - str r3, [locals, tmp1, lsl #2] - DISPATCH_FINISH -} - -(iload_0_iload_N,iload_1_iload_N,iload_2_iload_N,iload_3_iload_N) -(ixor_u4store) -{ - ldrb tmp1, [jpc, #4] - rsb r3, r0, #opc_iload_0_iload_N - DISPATCH_START \seq_len - rsb r2, r2, #opc_iload_0 - DISPATCH_NEXT - ldr r3, [locals, r3, lsl #2] - ldr r2, [locals, r2, lsl #2] - DISPATCH_NEXT - eor r3, r3, r2 - DISPATCH_NEXT - rsb tmp1, tmp1, #0 - DISPATCH_NEXT - str r3, [locals, tmp1, lsl #2] - DISPATCH_FINISH -} - -#ifdef NOTICE_SAFEPOINTS - -(iload_iload) -(if_icmpeq,if_acmpeq) { - ldrb r3, [jpc, #3] - rsb r2, r2, #0 - ldrsb r1, [jpc, #5] - rsb r3, r3, #0 - ldr r2, [locals, r2, lsl #2] - ldr r3, [locals, r3, lsl #2] - ldrb ip, [jpc, #6] - cmp r2, r3 - beq branch_taken_unsafe_4 - DISPATCH 7 -} - -(iload_iload_N) -(if_icmpeq,if_acmpeq) { - ldrb r3, [jpc, #2] - rsb r2, r2, #0 - ldrsb r1, [jpc, #4] - rsb r3, r3, #opc_iload_0 - ldr r2, [locals, r2, lsl #2] - ldr r3, [locals, r3, lsl #2] - ldrb ip, [jpc, #5] - cmp r2, r3 - beq branch_taken_unsafe_3 - DISPATCH 6 -} - -(iload_0_iload,iload_1_iload,iload_2_iload,iload_3_iload) -(if_icmpeq,if_acmpeq) { - ldrb r3, [jpc, #2] - rsb r2, r0, #opc_iload_0_iload - ldrsb r1, [jpc, #4] - rsb r3, r3, #0 - ldr r2, [locals, r2, lsl #2] - ldr r3, [locals, r3, lsl #2] - ldrb ip, [jpc, #5] - cmp r2, r3 - beq branch_taken_unsafe_3 - DISPATCH 6 -} - -(iload_0_iload_N,iload_1_iload_N,iload_2_iload_N,iload_3_iload_N) -(if_icmpeq,if_acmpeq) { - rsb r3, r2, #opc_iload_0 - ldrsb r1, [jpc, #3] - rsb r2, r0, #opc_iload_0_iload_N - ldr r3, [locals, r3, lsl #2] - ldr r2, [locals, r2, lsl #2] - ldrb ip, [jpc, #4] - cmp r2, r3 - beq branch_taken_unsafe_2 - DISPATCH 5 -} - -(iload_iload) -(if_icmpne,if_acmpne) { - ldrb r3, [jpc, #3] - rsb r2, r2, #0 - ldrsb r1, [jpc, #5] - rsb r3, r3, #0 - ldr r2, [locals, r2, lsl #2] - ldr r3, [locals, r3, lsl #2] - ldrb ip, [jpc, #6] - cmp r2, r3 - bne branch_taken_unsafe_4 - DISPATCH 7 -} - -(iload_iload_N) -(if_icmpne,if_acmpne) { - ldrb r3, [jpc, #2] - rsb r2, r2, #0 - ldrsb r1, [jpc, #4] - rsb r3, r3, #opc_iload_0 - ldr r2, [locals, r2, lsl #2] - ldr r3, [locals, r3, lsl #2] - ldrb ip, [jpc, #5] - cmp r2, r3 - bne branch_taken_unsafe_3 - DISPATCH 6 -} - -(iload_0_iload,iload_1_iload,iload_2_iload,iload_3_iload) -(if_icmpne,if_acmpne) { - ldrb r3, [jpc, #2] - rsb r2, r0, #opc_iload_0_iload - ldrsb r1, [jpc, #4] - rsb r3, r3, #0 - ldr r2, [locals, r2, lsl #2] - ldr r3, [locals, r3, lsl #2] - ldrb ip, [jpc, #5] - cmp r2, r3 - bne branch_taken_unsafe_3 - DISPATCH 6 -} - -(iload_0_iload_N,iload_1_iload_N,iload_2_iload_N,iload_3_iload_N) -(if_icmpne,if_acmpne) { - rsb r3, r2, #opc_iload_0 - ldrsb r1, [jpc, #3] - rsb r2, r0, #opc_iload_0_iload_N - ldr r3, [locals, r3, lsl #2] - ldr r2, [locals, r2, lsl #2] - ldrb ip, [jpc, #4] - cmp r2, r3 - bne branch_taken_unsafe_2 - DISPATCH 5 -} - -(iload_iload) -(if_icmplt) { - ldrb r3, [jpc, #3] - rsb r2, r2, #0 - ldrsb r1, [jpc, #5] - rsb r3, r3, #0 - ldr r2, [locals, r2, lsl #2] - ldr r3, [locals, r3, lsl #2] - ldrb ip, [jpc, #6] - cmp r2, r3 - blt branch_taken_unsafe_4 - DISPATCH 7 -} - -(iload_iload_N) -(if_icmplt) { - ldrb r3, [jpc, #2] - rsb r2, r2, #0 - ldrsb r1, [jpc, #4] - rsb r3, r3, #opc_iload_0 - ldr r2, [locals, r2, lsl #2] - ldr r3, [locals, r3, lsl #2] - ldrb ip, [jpc, #5] - cmp r2, r3 - blt branch_taken_unsafe_3 - DISPATCH 6 -} - -(iload_0_iload,iload_1_iload,iload_2_iload,iload_3_iload) -(if_icmplt) { - ldrb r3, [jpc, #2] - rsb r2, r0, #opc_iload_0_iload - ldrsb r1, [jpc, #4] - rsb r3, r3, #0 - ldr r2, [locals, r2, lsl #2] - ldr r3, [locals, r3, lsl #2] - ldrb ip, [jpc, #5] - cmp r2, r3 - blt branch_taken_unsafe_3 - DISPATCH 6 -} - -(iload_0_iload_N,iload_1_iload_N,iload_2_iload_N,iload_3_iload_N) -(if_icmplt) { - rsb r3, r2, #opc_iload_0 - ldrsb r1, [jpc, #3] - rsb r2, r0, #opc_iload_0_iload_N - ldr r3, [locals, r3, lsl #2] - ldr r2, [locals, r2, lsl #2] - ldrb ip, [jpc, #4] - cmp r2, r3 - blt branch_taken_unsafe_2 - DISPATCH 5 -} - -(iload_iload) -(if_icmpge) { - ldrb r3, [jpc, #3] - rsb r2, r2, #0 - ldrsb r1, [jpc, #5] - rsb r3, r3, #0 - ldr r2, [locals, r2, lsl #2] - ldr r3, [locals, r3, lsl #2] - ldrb ip, [jpc, #6] - cmp r2, r3 - bge branch_taken_unsafe_4 - DISPATCH 7 -} - -(iload_iload_N) -(if_icmpge) { - ldrb r3, [jpc, #2] - rsb r2, r2, #0 - ldrsb r1, [jpc, #4] - rsb r3, r3, #opc_iload_0 - ldr r2, [locals, r2, lsl #2] - ldr r3, [locals, r3, lsl #2] - ldrb ip, [jpc, #5] - cmp r2, r3 - bge branch_taken_unsafe_3 - DISPATCH 6 -} - -(iload_0_iload,iload_1_iload,iload_2_iload,iload_3_iload) -(if_icmpge) { - ldrb r3, [jpc, #2] - rsb r2, r0, #opc_iload_0_iload - ldrsb r1, [jpc, #4] - rsb r3, r3, #0 - ldr r2, [locals, r2, lsl #2] - ldr r3, [locals, r3, lsl #2] - ldrb ip, [jpc, #5] - cmp r2, r3 - bge branch_taken_unsafe_3 - DISPATCH 6 -} - -(iload_0_iload_N,iload_1_iload_N,iload_2_iload_N,iload_3_iload_N) -(if_icmpge) { - rsb r3, r2, #opc_iload_0 - ldrsb r1, [jpc, #3] - rsb r2, r0, #opc_iload_0_iload_N - ldr r3, [locals, r3, lsl #2] - ldr r2, [locals, r2, lsl #2] - ldrb ip, [jpc, #4] - cmp r2, r3 - bge branch_taken_unsafe_2 - DISPATCH 5 -} - -(iload_iload) -(if_icmpgt) { - ldrb r3, [jpc, #3] - rsb r2, r2, #0 - ldrsb r1, [jpc, #5] - rsb r3, r3, #0 - ldr r2, [locals, r2, lsl #2] - ldr r3, [locals, r3, lsl #2] - ldrb ip, [jpc, #6] - cmp r2, r3 - bgt branch_taken_unsafe_4 - DISPATCH 7 -} - -(iload_iload_N) -(if_icmpgt) { - ldrb r3, [jpc, #2] - rsb r2, r2, #0 - ldrsb r1, [jpc, #4] - rsb r3, r3, #opc_iload_0 - ldr r2, [locals, r2, lsl #2] - ldr r3, [locals, r3, lsl #2] - ldrb ip, [jpc, #5] - cmp r2, r3 - bgt branch_taken_unsafe_3 - DISPATCH 6 -} - -(iload_0_iload,iload_1_iload,iload_2_iload,iload_3_iload) -(if_icmpgt) { - ldrb r3, [jpc, #2] - rsb r2, r0, #opc_iload_0_iload - ldrsb r1, [jpc, #4] - rsb r3, r3, #0 - ldr r2, [locals, r2, lsl #2] - ldr r3, [locals, r3, lsl #2] - ldrb ip, [jpc, #5] - cmp r2, r3 - bgt branch_taken_unsafe_3 - DISPATCH 6 -} - -(iload_0_iload_N,iload_1_iload_N,iload_2_iload_N,iload_3_iload_N) -(if_icmpgt) { - rsb r3, r2, #opc_iload_0 - ldrsb r1, [jpc, #3] - rsb r2, r0, #opc_iload_0_iload_N - ldr r3, [locals, r3, lsl #2] - ldr r2, [locals, r2, lsl #2] - ldrb ip, [jpc, #4] - cmp r2, r3 - bgt branch_taken_unsafe_2 - DISPATCH 5 -} - -(iload_iload) -(if_icmple) { - ldrb r3, [jpc, #3] - rsb r2, r2, #0 - ldrsb r1, [jpc, #5] - rsb r3, r3, #0 - ldr r2, [locals, r2, lsl #2] - ldr r3, [locals, r3, lsl #2] - ldrb ip, [jpc, #6] - cmp r2, r3 - ble branch_taken_unsafe_4 - DISPATCH 7 -} - -(iload_iload_N) -(if_icmple) { - ldrb r3, [jpc, #2] - rsb r2, r2, #0 - ldrsb r1, [jpc, #4] - rsb r3, r3, #opc_iload_0 - ldr r2, [locals, r2, lsl #2] - ldr r3, [locals, r3, lsl #2] - ldrb ip, [jpc, #5] - cmp r2, r3 - ble branch_taken_unsafe_3 - DISPATCH 6 -} - -(iload_0_iload,iload_1_iload,iload_2_iload,iload_3_iload) -(if_icmple) { - ldrb r3, [jpc, #2] - rsb r2, r0, #opc_iload_0_iload - ldrsb r1, [jpc, #4] - rsb r3, r3, #0 - ldr r2, [locals, r2, lsl #2] - ldr r3, [locals, r3, lsl #2] - ldrb ip, [jpc, #5] - cmp r2, r3 - ble branch_taken_unsafe_3 - DISPATCH 6 -} - -(iload_0_iload_N,iload_1_iload_N,iload_2_iload_N,iload_3_iload_N) -(if_icmple) { - rsb r3, r2, #opc_iload_0 - ldrsb r1, [jpc, #3] - rsb r2, r0, #opc_iload_0_iload_N - ldr r3, [locals, r3, lsl #2] - ldr r2, [locals, r2, lsl #2] - ldrb ip, [jpc, #4] - cmp r2, r3 - ble branch_taken_unsafe_2 - DISPATCH 5 -} - -#endif - -#endif // FAST_BYTECODES
--- a/arm_port/hotspot/src/cpu/zero/vm/cppInterpreter_arm.S Mon Jul 11 10:59:47 2011 +0200 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 @@ -1,6336 +0,0 @@ -@ Copyright 2009, 2010 Edward Nevill -@ DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. -@ -@ This code is free software; you can redistribute it and/or modify it -@ under the terms of the GNU General Public License version 2 only, as -@ published by the Free Software Foundation. -@ -@ This code is distributed in the hope that it will be useful, but WITHOUT -@ ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or -@ FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License -@ version 2 for more details (a copy is included in the LICENSE file that -@ accompanied this code). -@ -@ You should have received a copy of the GNU General Public License version -@ 2 along with this work; if not, write to the Free Software Foundation, -@ Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. - -#undef THUMB2EE -#if !defined(DISABLE_THUMB2) && defined(HOTSPOT_ASM) && !defined(SHARK) -#define THUMB2EE -#endif - -#ifdef HOTSPOT_ASM - -#define ARMv4 - -#if defined(SHARK) || defined(THUMB2EE) - -#define USE_COMPILER - -#endif - -#ifdef USE_COMPILER - -#ifdef SHARK -#define MP_COMPILE_THRESHOLD 0x10000 // 65536 - must be a single MOV constant -#define UP_COMPILE_THRESHOLD 0x30000 // 196608 - must be a single MOV constant -#else -#define MP_COMPILE_THRESHOLD 0x2700 // 10000 - must be a single MOV constant -#define UP_COMPILE_THRESHOLD 0x2700 // 10000 - must be a single MOV constant -#endif - -#define MAX_FG_METHOD_SIZE 500 - -#ifndef DISABLE_ON_STACK_REPLACEMENT -#define ON_STACK_REPLACEMENT -#endif -#ifndef ENABLE_BG_COMP_ON_NON_MP -#define DISABLE_BG_COMP_ON_NON_MP -#endif - -#ifdef THUMB2EE -#define FREQ_COUNT_OVERFLOW Thumb2_Compile -#else -#define FREQ_COUNT_OVERFLOW _ZN18InterpreterRuntime26frequency_counter_overflowEP10JavaThreadPh -#endif - -#endif // USE_COMPILER - -#ifndef DISABLE_NOTICE_SAFEPOINTS -#define NOTICE_SAFEPOINTS -#endif -#ifndef DISABLE_HW_NULL_PTR_CHECK -#define HW_NULL_PTR_CHECK -#endif -#ifndef DISABLE_FAST_BYTECODES -#define FAST_BYTECODES -#endif -#ifndef DISABLE_HW_FP -#define HW_FP -#endif - -#define LEAF_STACK_SIZE 200 -#define STACK_SPARE 40 - -#define stack r4 -#define jpc r5 -#define dispatch r6 -#define locals r7 -#define istate r8 -#define constpool r9 -#define arm_sp r13 - -#define tmp_xxx r7 -#define tmp_yyy r5 -#define tmp_vvv r9 - -#define tmp1 r11 -#define tmp2 r10 - -#define regset r4,r5,r6,r7,r9,r10,r11 -#define fast_regset r8 - -#include "offsets_arm.s" - -#define last_implemented_bytecode 201 - -#define CODE_ALIGN_SIZE 64 - - .macro ALIGN_CODE - .align 6 - .endm - - .macro ALIGN_DATA - .align 6 - .endm - - .macro ALIGN_OPCODE - .align 6 - .endm - - .macro ALIGN_WORD - .align 2 - .endm - -@------------------------------------------------ -@ Software NULL Pointer check macro. -@ Usage: -@ SW_NPC cmp obj, #0 -@ SW_NPC beq null_ptr_exception -@------------------------------------------------ - .macro SW_NPC p1, p2, p3, p4 -#ifndef HW_NULL_PTR_CHECK - .ifnes "\p4", "" - \p1 \p2, \p3, \p4 - .else - .ifnes "\p3", "" - \p1 \p2, \p3 - .else - \p1 \p2 - .endif - .endif -#endif // HW_NULL_PTR_CHECK - .endm - - .macro HW_NPC p1, p2, p3, p4 -#ifdef HW_NULL_PTR_CHECK - .ifnes "\p4", "" - \p1 \p2, \p3, \p4 - .else - .ifnes "\p3", "" - \p1 \p2, \p3 - .else - \p1 \p2 - .endif - .endif -#endif // HW_NULL_PTR_CHECK - .endm - -@------------------------------------------------ -@ Fast Bytecode Macros FBC and NFBC -@ Use to conditionalise code using fast bytecodes -@ EG: -@ FBC mov r0, #opc_invokeresolved -@ FBC b rewrite_bytecode -@ NFBC code to handle slow case -@ NFBC ... -@------------------------------------------------ - .macro FBC p1, p2, p3, p4, p5 -#ifdef FAST_BYTECODES - .ifnes "\p5", "" - \p1 \p2, \p3, \p4, \p5 - .else - .ifnes "\p4", "" - \p1 \p2, \p3, \p4 - .else - .ifnes "\p3", "" - \p1 \p2, \p3 - .else - \p1 \p2 - .endif - .endif - .endif -#endif - .endm - - .macro NFBC p1, p2, p3, p4 -#ifndef FAST_BYTECODES - .ifnes "\p4", "" - \p1 \p2, \p3, \p4 - .else - .ifnes "\p3", "" - \p1 \p2, \p3 - .else - \p1 \p2 - .endif - .endif -#endif - .endm - -@------------------------------------------------ -@ Notice Safepoints macro -@ Usage: -@ NSP <notice safepoint specific code> -@------------------------------------------------ - .macro NSP p1, p2, p3, p4, p5 -#ifdef NOTICE_SAFEPOINTS - .ifnes "\p5", "" - \p1 \p2, \p3, \p4, \p5 - .else - .ifnes "\p4", "" - \p1 \p2, \p3, \p4 - .else - .ifnes "\p3", "" - \p1 \p2, \p3 - .else - \p1 \p2 - .endif - .endif - .endif -#endif - .endm - -@------------------------------------------------ -@ Use Compiler macro -@ Usage: -@ USEC <compiler specific code> -@------------------------------------------------ - .macro USEC p1, p2, p3, p4 -#ifdef USE_COMPILER - .ifnes "\p4", "" - \p1 \p2, \p3, \p4 - .else - .ifnes "\p3", "" - \p1 \p2, \p3 - .else - \p1 \p2 - .endif - .endif -#endif - .endm - -@------------------------------------------------ -@ On stack replacement macro -@ Usage: -@ OSR <compiler specific code> -@------------------------------------------------ - .macro OSR p1, p2, p3, p4 -#ifdef ON_STACK_REPLACEMENT - .ifnes "\p4", "" - \p1 \p2, \p3, \p4 - .else - .ifnes "\p3", "" - \p1 \p2, \p3 - .else - \p1 \p2 - .endif - .endif -#endif - .endm -@------------------------------------------------ -@ THUMB2 specific code macro -@ Usage: -@ T2 <thumb2 specific code> -@------------------------------------------------ - .macro T2 p1, p2, p3, p4 -#ifdef THUMB2EE - .ifnes "\p4", "" - \p1 \p2, \p3, \p4 - .else - .ifnes "\p3", "" - \p1 \p2, \p3 - .else - \p1 \p2 - .endif - .endif -#endif - .endm - - .macro Opcode label - ALIGN_OPCODE -do_\label: - .endm - - .macro GET_STACK offset, reg - ldr \reg, [stack, #(\offset+1) * 4] - .endm - - .macro PUT_STACK offset, reg - str \reg, [stack, #(\offset+1) * 4] - .endm - -#define PUSH java_push - .macro PUSH reg1, reg2, reg3, reg4 - .ifnes "\reg4", "" - stmda stack!, {\reg1, \reg2, \reg3, \reg4} - .else - .ifnes "\reg3", "" - stmda stack!, {\reg1, \reg2, \reg3} - .else - .ifnes "\reg2", "" - stmda stack!, {\reg1, \reg2} - .else - str \reg1, [stack], #-4 - .endif - .endif - .endif - .endm - -#define POP java_pop - .macro POP reg1, reg2, reg3, reg4 - .ifnes "\reg4", "" - ldmib stack!, {\reg1, \reg2, \reg3, \reg4} - .else - .ifnes "\reg3", "" - ldmib stack!, {\reg1, \reg2, \reg3} - .else - .ifnes "\reg2", "" - ldmib stack!, {\reg1, \reg2} - .else - ldr \reg1, [stack, #4]! - .endif - .endif - .endif - .endm - - .macro CACHE_JPC - ldr jpc, [istate, #ISTATE_BCP] - .endm - - .macro CACHE_LOCALS - ldr locals, [istate, #ISTATE_LOCALS] - .endm - - .macro CACHE_STACK - ldr stack, [istate, #ISTATE_STACK] - .endm - - .macro CACHE_CP - ldr constpool, [istate, #ISTATE_CONSTANTS] - .endm - - .macro DECACHE_STACK - str stack, [istate, #ISTATE_STACK] - .endm - - .macro DECACHE_JPC - str jpc, [istate, #ISTATE_BCP] - .endm - - .macro BREAK_DISPATCH - ldr r1, [dispatch, #DispatchBreakPoint-XXX] - cmp r1, jpc - bleq do_dispatch_break - .endm - - .set dispatch_state, 0 - - .macro DISPATCH_STATE state - .set dispatch_state, \state - .endm - - .macro DISPATCH_START step=0 - .set dispatch_state, 1 - ldrb r0, [jpc, #\step]! - .endm - - .macro DISPATCH_START_REG reg - .set dispatch_state, 1 - ldrb r0, [jpc, \reg]! - .endm - - .macro DISPATCH_START_R2_R0 - .set dispatch_state, 1 - mov r0, r2 - .endm - - .macro DISPATCH_START_R2_JPC - .set dispatch_state, 1 - add jpc, jpc, #1 - .endm - - .macro DISPATCH_START_R2 - .set dispatch_state, 1 - add jpc, jpc, #1 - mov r0, r2 - .endm - - .macro DISPATCH_1 -@ ldrb r1, [jpc, #2] - .endm - - .macro DISPATCH_2 - ldr ip, [dispatch, r0, lsl #2] - .endm - - .macro DISPATCH_3 - ldrb r2, [jpc, #1] - .endm - - .macro DISPATCH_4 - ands lr, ip, #7 - .endm - - .macro DISPATCH_NEXT - .if dispatch_state == 0 - .error "DISPATCH_FINISH without a DISPATCH_START or DISPATCH_STATE" - .elseif dispatch_state == 1 - DISPATCH_1 - .elseif dispatch_state == 2 - DISPATCH_2 - .elseif dispatch_state == 3 - DISPATCH_3 - .elseif dispatch_state == 4 - DISPATCH_4 - .else - .error "Too many DISPATCH_NEXTs" - .endif - .set dispatch_state, dispatch_state + 1 - .endm - - .macro DISPATCH_FINISH - .if dispatch_state == 0 - .error "DISPATCH_FINISH without a DISPATCH_START or DISPATCH_STATE" - .elseif dispatch_state == 1 - DISPATCH_1 - DISPATCH_2 - DISPATCH_3 - DISPATCH_4 - .elseif dispatch_state == 2 - DISPATCH_2 - DISPATCH_3 - DISPATCH_4 - .elseif dispatch_state == 3 - DISPATCH_3 - DISPATCH_4 - .elseif dispatch_state == 4 - DISPATCH_4 - .endif - moveq pc, ip - ldrb r1, [jpc, lr] - bic ip, ip, #7 - ldr pc, [ip, r1, lsl #2] - .set dispatch_state, 0 - .endm - - .macro DISPATCH_BYTECODE -@ ldrb r1, [jpc, #2] - ldr ip, [dispatch, r0, lsl #2] - ldrb r2, [jpc, #1] - ands lr, ip, #7 - moveq pc, ip - ldrb r1, [jpc, lr] - bic ip, ip, #7 - ldr pc, [ip, r1, lsl #2] - .endm - - .macro DISPATCH step=0 - ldrb r0, [jpc, #\step]! -@ ldrb r1, [jpc, #2] - ldr ip, [dispatch, r0, lsl #2] - ldrb r2, [jpc, #1] - ands lr, ip, #7 - moveq pc, ip - ldrb r1, [jpc, lr] - bic ip, ip, #7 - ldr pc, [ip, r1, lsl #2] - .endm - -#define FFI_TYPE_VOID 0 -#define FFI_TYPE_FLOAT 2 -#define FFI_TYPE_DOUBLE 3 -#define FFI_TYPE_BOOL 5 -#define FFI_TYPE_SINT8 6 -#define FFI_TYPE_UINT16 7 -#define FFI_TYPE_SINT16 8 -#define FFI_TYPE_SINT32 10 -#define FFI_TYPE_SINT64 12 -#define FFI_TYPE_POINTER 14 - - .macro _BLX reg - mov lr, pc - mov pc, \reg - .endm - - .macro _BX reg - mov pc, \reg - .endm - - .macro _BXEQ reg - moveq pc, \reg - .endm - - .macro _BXNE reg - movne pc, \reg - .endm - -#ifdef ARMv4 - -#define blx _BLX -#define bx _BX -#define bxeq _BXEQ -#define bxne _BXNE - .arch armv4 - -#else - .arch armv7-a -#endif -#ifdef HW_FP - .fpu vfp -#else - .fpu softvfp -#endif - .eabi_attribute 20, 1 - .eabi_attribute 21, 1 - .eabi_attribute 23, 3 - .eabi_attribute 24, 1 - .eabi_attribute 25, 1 - .eabi_attribute 26, 2 - .eabi_attribute 30, 2 - .eabi_attribute 18, 4 - - .text - - .global cmpxchg_ptr -cmpxchg_ptr: - stmfd sp!, {r4, r5, r6, r7, r8, lr} - mov r6, #0xffffffc0 - mov r4, r2 - mov r7, r0 - mov r5, r1 - bic r6, r6, #0xf000 - mov r8, r2 -1: - ldr r3, [r5, #0] - mov r0, r4 - mov r1, r7 - mov r2, r5 - cmp r4, r3 - bne 2f - blx r6 - cmp r0, #0 - bne 1b - mov r0, r8 - ldmfd sp!, {r4, r5, r6, r7, r8, pc} -2: - mov r8, r3 - mov r0, r8 - ldmfd sp!, {r4, r5, r6, r7, r8, pc} - -build_frame: - mov r3, r0 - ldr r0, [r1, #METHOD_ACCESSFLAGS] - stmfd arm_sp!, {r4, r5, r6, r7, r8} - ands r7, r0, #JVM_ACC_SYNCHRONIZED - movne r7, #2 - tst r0, #JVM_ACC_NATIVE - mov r4, #0 - movne r5, #0 - ldreqh r6, [r1, #METHOD_MAXLOCALS] - ldrneh r6, [r1, #METHOD_SIZEOFPARAMETERS] - ldreq r0, [r3, #8] - subeq r6, r6, #1 - ldrne r0, [r3, #8] - subne r6, r6, #1 - ldreqh r5, [r1, #METHOD_MAXSTACK] - addeq r6, r0, r6, asl #2 - addne r6, r0, r6, asl #2 - sub ip, r0, #4 - str ip, [r3, #8] - mov ip, #INTERPRETER_FRAME - str r4, [r0, #-4] - ldr r0, [r3, #8] - sub r8, r0, #4 - str r8, [r3, #8] - str ip, [r0, #-4] - ldr r8, [r3, #8] - sub ip, r8, #68 - str ip, [r3, #8] - str r2, [r8, #-68] - mov r8, #0 - str r4, [ip, #44] - str r6, [ip, #8] - str r1, [ip, #16] - str ip, [ip, #64] - ldr r2, [r1, #METHOD_ACCESSFLAGS] - tst r2, #JVM_ACC_NATIVE - mov r2, #0 - ldreq r4, [r1, #METHOD_CONSTMETHOD] - addeq r4, r4, #CONSTMETHOD_CODEOFFSET - str r4, [ip, #4] - ldr r4, [r1, #METHOD_CONSTANTS] - ldr r4, [r4, #CONSTANTPOOL_CACHE] - str r8, [ip, #28] - str r2, [ip, #32] - str r4, [ip, #12] - str r2, [ip, #48] - str r2, [ip, #20] - ldr r2, [r3, #8] - str r2, [ip, #60] - ldr r2, [r1, #METHOD_ACCESSFLAGS] - tst r2, #JVM_ACC_SYNCHRONIZED - beq .L10 - ldr r2, [r3, #8] - sub r7, r2, r7, asl #2 - str r7, [r3, #8] - ldr r2, [r1, #METHOD_ACCESSFLAGS] - tst r2, #JVM_ACC_STATIC - ldrne r2, [r1, #METHOD_CONSTANTS] - ldreq r2, [r6, #0] - ldrne r2, [r2, #16] - ldrne r2, [r2, #60] - str r2, [r7, #4] -.L10: - ldr r2, [r3, #8] - cmp r5, #0 - str r2, [ip, #52] - ldr r2, [r3, #8] - sub r2, r2, #4 - str r2, [ip, #24] - ldrne r2, [r3, #8] - ldreq r5, [r3, #8] - subne r5, r2, r5, asl #2 - strne r5, [r3, #8] - sub r5, r5, #4 - str r5, [ip, #56] - ldmfd arm_sp!, {r4, r5, r6, r7, r8} - bx lr - - ALIGN_CODE - .global asm_generate_method_entry -asm_generate_method_entry: - mov r3, r0 - mov r0, #0 -#ifdef PRODUCT - adrl ip, dispatch_init_adcon - ldm ip, {r1, r2} - add r1, r1, ip - add r1, r1, r2 @ r1->dispatch - - ldr r2, [r1, #can_post_interpreter_events-XXX] - ldrb r2, [r2] - cmp r2, #0 - bne 1f - - ldr r2, [r1, #PrintCommandLineFlags_Address-XXX] - ldrb r2, [r2] - cmp r2, #0 - bne 1f - - cmp r3, #14 - adrcc ip, asm_method_table - ldrcc r0, [ip, r3, lsl #2] -1: -#endif // PRODUCT - bx lr -asm_method_table: - .word normal_entry - .word normal_entry_synchronized - .word native_entry - .word native_entry_synchronized - .word empty_entry - .word accessor_entry - .word normal_entry @ abstract entry - .word normal_entry @ java_lang_math_sin - .word normal_entry @ java_lang_math_cos - .word normal_entry @ java_lang_math_tan - .word normal_entry @ java_lang_math_abs - .word normal_entry @ java_lang_math_sqrt - .word normal_entry @ java_lang_math_log - .word normal_entry @ java_lang_math_log10 - - ALIGN_CODE -native_entry_synchronized: - b fast_native_entry_synchronized - - ALIGN_CODE -fast_native_entry_synchronized: - b _ZN14CppInterpreter12native_entryEP13methodOopDesciP6Thread - - ALIGN_CODE -empty_entry: - b fast_empty_entry - - ALIGN_CODE -fast_empty_entry: - ldr r3, .L1359 - ldr r1, .L1359+4 -.LPIC19: - add r3, pc, r3 - - ldr ip, [r3, r1] - ldr r3, [ip, #0] - cmp r3, #0 - bne normal_entry_synchronized - - ldrh r3, [r0, #42] - ldr r1, [r2, #THREAD_JAVA_SP] - add r1, r1, r3, lsl #2 - str r1, [r2, #THREAD_JAVA_SP] - bx lr -.L1359: - .word _GLOBAL_OFFSET_TABLE_-(.LPIC19+8) - .word _ZN20SafepointSynchronize6_stateE(GOT) - -@ ---- START execute.s --------------------------------------------------------------------- - - .global asm_check_null_ptr -asm_check_null_ptr: - -#ifdef HW_NULL_PTR_CHECK - -#define uc_mcontext 20 -#define arm_registers_offset 12 -#define arm_cpsr_offset 16*4 - - add r0, r0, #uc_mcontext + arm_registers_offset - ldr r1, [r0, #15*4] - adr ip, abort_table -abort_loop: - ldr r2, [ip], #8 - cmp r2, #0 - beq 2f - cmp r2, r1 - bne abort_loop - - ldr r3, [ip, #-4] - cmp r3, #8 - bcs 1f - - ldr ip, [r0, #5*4] - sub ip, ip, r3 - str ip, [r0, #5*4] - - adrl r3, null_ptr_exception -1: - str r3, [r0, #15*4] -do_setcontext: - mov r0, #1 - bx lr -#endif // HW_NULL_PTR_CHECK -2: -#ifdef THUMB2EE - b Thumb2_Check_Null -#else - mov r0, #0 - bx lr -#endif - -#ifdef HW_NULL_PTR_CHECK -abort_table: - .word .abortentry5, 1 - .word .abortentry6, 1 - .word .abortentry7, 1 - .word .abortentry8, 1 - .word .abortentry9, 1 - .word .abortentry10, 1 - .word .abortentry11, 1 - .word .abortentry12, 1 - .word .abortentry13, 1 - - FBC .word .abortentry19, 1 - FBC .word .abortentry20, 1 - FBC .word .abortentry21, 1 - FBC .word .abortentry22, 1 - FBC .word .abortentry23, 1 - FBC .word .abortentry24, 1 - FBC .word .abortentry25, 1 - FBC .word .abortentry26, 1 - FBC .word .abortentry27, 1 - FBC .word .abortentry28, 1 - FBC .word .abortentry29, 1 - FBC .word .abortentry30, 1 - FBC .word .abortentry31, 1 - FBC .word .abortentry32, 1 - - FBC .word .abortentry38, 2 - FBC .word .abortentry39, 3 - FBC .word .abortentry40, 4 - FBC .word .abortentry41, 3 - FBC .word .abortentry42, 2 - FBC .word .abortentry42_1, 2 - FBC .word .abortentry43, 0 - FBC .word .abortentry44, 1 - FBC .word .abortentry45, 3 - FBC .word .abortentry46, 2 - FBC .word .abortentry47, 0 - FBC .word .abortentry48, 1 - FBC .word .abortentry49, 0 - FBC .word .abortentry50, 1 - FBC .word .abortentry51, 0 - FBC .word .abortentry52, 1 - - FBC .word .abortentry58, 2 - FBC .word .abortentry59, 2 - FBC .word .abortentry60, 2 - - FBC .word .abortentry73, 1 - FBC .word .abortentry74, 1 - FBC .word .abortentry75, 1 - FBC .word .abortentry76, 1 - FBC .word .abortentry77, 1 - - FBC .word .abortentry78, 3 - FBC .word .abortentry79, 3 - FBC .word .abortentry80, 3 - FBC .word .abortentry81, 3 - FBC .word .abortentry82, 3 - FBC .word .abortentry83, 3 - FBC .word .abortentry84, 3 - FBC .word .abortentry85, 3 - FBC .word .abortentry86, 3 - FBC .word .abortentry87, 3 - - FBC .word .abortentry88, 3 - FBC .word .abortentry89, 5 - FBC .word .abortentry90, 4 - FBC .word .abortentry91, 4 - FBC .word .abortentry104, 0 - FBC .word .abortentry105, 1 - FBC .word .abortentry106, 1 - FBC .word .abortentry107, 1 - FBC .word .abortentry108, 1 - FBC .word .abortentry109, 1 - .word .abortentry110, 0 - - FBC .word .abortentry111, 3 - FBC .word .abortentry112, 3 - - FBC .word .abortentry113, 0 - .word .abortentry114, 1 - FBC .word .abortentry117, 0 - .word .abortentry118, 0 - .word 0 - -#endif - - - ALIGN_CODE -native_entry: - stmfd arm_sp!, {regset, lr} - bl fast_native_entry - ldmia sp!, {regset, pc} - - ALIGN_CODE -fast_native_entry: - adrl ip, dispatch_init_adcon - mov r11, r0 - ldm ip, {dispatch, r7} - stmdb sp!, {fast_regset, lr} - add dispatch, dispatch, ip - add dispatch, dispatch, r7 - ldrh r1, [r11, #METHOD_SIZEOFPARAMETERS] - ldr r4, [r2, #THREAD_JAVA_SP] - ldr r3, [r2, #THREAD_TOP_ZERO_FRAME] - mov r0, #0 - mov ip, #INTERPRETER_FRAME - sub r9, r4, #FRAME_SIZE - str r9, [r2, #THREAD_JAVA_SP] @ drop stack - sub r5, r9, #4 @ stack limit = r9 - 4 - str r3, [r9, #ISTATE_NEXT_FRAME] - str ip, [r9, #ISTATE_FRAME_TYPE] - str r9, [r9, #ISTATE_MONITOR_BASE] - str r5, [r9, #ISTATE_STACK_LIMIT] - str r9, [r9, #ISTATE_STACK_BASE] - str r0, [r9, #ISTATE_OOP_TEMP] - -@ str r0, [r9, #ISTATE_CALLEE] -@ str r0, [r9, #ISTATE_PREV_LINK] - str r0, [r9, #ISTATE_MSG] -@ str r0, [r9, #ISTATE_MDX] - - ldr r10, [r11, #METHOD_CONSTANTS] - sub r7, r4, #4 - mov r5, #0 - add r7, r7, r1, lsl #2 - - ldr r10, [r10, #CONSTANTPOOL_CACHE] - - str r2, [r9, #ISTATE_THREAD] - str r5, [r9, #ISTATE_BCP] - str r7, [r9, #ISTATE_LOCALS] - str r10, [r9, #ISTATE_CONSTANTS] - str r11, [r9, #ISTATE_METHOD] - -@ stmia r9, {r2, r5, r7, r10, r11} - ldr r1, [r2, #THREAD_STACK_SIZE] - ldr r3, [r2, #THREAD_STACK_BASE] - add r0, r9, #72 - mov r9, r2 - rsb r3, r1, r3 - rsb r3, r3, arm_sp - cmp r3, #4096 - str r0, [r9, #THREAD_TOP_ZERO_FRAME] - ldr r5, [r11, #METHOD_SIGNATUREHANDLER] - blt .fast_native_entry_throw_stack_overflow - cmp r5, #0 - bne .fast_native_entry_got_handleraddr - str r0, [r9, #THREAD_LAST_JAVA_SP] - mov r0, r9 - mov r1, r11 - bl _ZN18InterpreterRuntime19prepare_native_callEP10JavaThreadP13methodOopDesc - ldr r11, [r9, #THREAD_TOP_ZERO_FRAME] - ldr r1, [r9, #THREAD_PENDING_EXC] - str r5, [r9, #THREAD_LAST_JAVA_SP] - ldr r11, [r11, #-72 + ISTATE_METHOD] - cmp r1, #0 - bne .fast_native_entry_exception - ldr r5, [r11, #METHOD_SIGNATUREHANDLER] -.fast_native_entry_got_handleraddr: - ldr r2, [dispatch, #InterpreterRuntime_slow_signature_handler_Address-XXX] - cmp r5, r2 - bne .fast_native_entry_get_handler - ldr r3, [r9, #THREAD_TOP_ZERO_FRAME] - mov r2, #0 - mov r0, r9 - str r3, [r9, #THREAD_LAST_JAVA_SP] - mov r3, r2 - mov r1, r11 - bl _ZN18InterpreterRuntime22slow_signature_handlerEP10JavaThreadP13methodOopDescPiS4_ - ldr r11, [r9, #THREAD_TOP_ZERO_FRAME] - ldr r1, [r9, #THREAD_PENDING_EXC] - mov r3, #0 - ldr r11, [r11, #-72 + ISTATE_METHOD] - cmp r1, #0 - str r3, [r9, #THREAD_LAST_JAVA_SP] - mov r5, r0 - bne .fast_native_entry_exception -.fast_native_entry_get_handler: - - sub ip, r7, r4 - add r3, r4, #ISTATE_OOP_TEMP-76 - - mov ip, ip, asr #2 - mov r4, arm_sp - - add lr, ip, #4 - sub arm_sp, arm_sp, #16 - - bic lr, lr, #1 - add r1, r5, #24 - - sub arm_sp, arm_sp, lr, lsl #2 - add r2, r9, #THREAD_JNI_ENVIRONMENT - - mov lr, arm_sp - str r2, [lr], #4 - - ldr r2, [r11, #METHOD_ACCESSFLAGS] - add r1, r1, #4 - tst r2, #JVM_ACC_STATIC - beq .do_fast_copy_args - - ldr r2, [r11, #METHOD_CONSTANTS] - ldr r2, [r2, #16] - str r3, [lr], #4 - ldr r2, [r2, #60] - add r1, r1, #4 - str r2, [r3] - - -.do_fast_copy_args: - cmp ip, #0 - blt .fast_no_args - -.fast_copy_args: - ldr r0, [r1], #4 - ldrh r3, [r0, #6] - ldr r2, [r7], #-4 - cmp r3, #FFI_TYPE_DOUBLE - cmpne r3, #FFI_TYPE_SINT64 - beq .fast_copy_long - - cmp r3, #FFI_TYPE_POINTER - beq .fast_copy_ptr - - subs ip, ip, #1 - str r2, [lr], #4 - bge .fast_copy_args - b .fast_no_args - -.fast_copy_long: - tst lr, #4 - ldr r3, [r7], #-4 - addne lr, lr, #4 - str r2, [lr, #4] - subs ip, ip, #2 - str r3, [lr], #8 - bge .fast_copy_args - b .fast_no_args - -.fast_copy_ptr: - cmp r2, #0 - addne r2, r7, #4 - subs ip, ip, #1 - str r2, [lr], #4 - bge .fast_copy_args - -.fast_no_args: - ldr r0, [r9, #THREAD_TOP_ZERO_FRAME] - mov r2, #_thread_in_native - - str r0, [r9, #THREAD_LAST_JAVA_SP] - str r2, [r9, #THREAD_STATE] - - ldr ip, [r11, #METHOD_NATIVEHANDLER] - ldrh r11, [r11, #METHOD_SIZEOFPARAMETERS] - - ldmia arm_sp!, {r0, r1, r2, r3} - blx ip - - mov ip, #_thread_in_native_trans - mov arm_sp, r4 - - ldr r3, [dispatch, #SafePointSynchronize_state_Address-XXX] - str ip, [r9, #THREAD_STATE] - - ldr r3, [r3, #0] - cmp r3, #0 - ldreq r3, [r9, #THREAD_SUSPEND_FLAGS] - cmpeq r3, #0 - bne .fast_native_entry_do_special - -.fast_native_entry_do_return: - mov r3, #_thread_in_Java - mov r2, #0 - - str r3, [r9, #THREAD_STATE] - str r2, [r9, #THREAD_LAST_JAVA_SP] - - add r2, r5, #24 - ldr r3, [r5, #4] - - ldr r5, [r9, #THREAD_TOP_ZERO_FRAME] - - ldr lr, [r5], #4 - - add r5, r5, r11, lsl #2 - - ldr ip, [r2, r3, asl #2] - adr r3, .return_type_table - - ldrh r2, [ip, #6] - ldr ip, [r9, #THREAD_ACTIVE_HANDLES] - - mov tmp1, #0 - ldr pc, [r3, r2, lsl #2] - -.return_type_table: - .word .fast_native_return_void @ FFI_TYPE_VOID == 0 - .word 0 - .word .fast_native_return_w @ FFI_TYPE_FLOAT == 2 - .word .fast_native_return_dw @ FFI_TYPE_DOUBLE == 3 - .word 0 - .word .fast_native_return_bool @ FFI_TYPE_BOOL == 5 - .word .fast_native_return_byte @ FFI_TYPE_SINT8 == 6 - .word .fast_native_return_char @ FFI_TYPE_UINT16 == 7 - .word .fast_native_return_short @ FFI_TYPE_SINT16 == 8 - .word 0 - .word .fast_native_return_w @ FFI_TYPE_SINT32 == 10 - .word 0 - .word .fast_native_return_dw @ FFI_TYPE_SINT64 == 12 - .word 0 - .word .fast_native_return_obj @ FFI_TYPE_POINTER == 14 - -.fast_native_return_dw: - str r0, [r5, #-8]! - str lr, [r9, #THREAD_TOP_ZERO_FRAME] - str tmp1, [ip, #JNIHANDLEBLOCK_TOP] - str r1, [r5, #4] - str r5, [r9, #THREAD_JAVA_SP] - ldmfd arm_sp!, {fast_regset, pc} -.fast_native_return_byte: - mov r0, r0, lsl #24 - str lr, [r9, #THREAD_TOP_ZERO_FRAME] - mov r0, r0, asr #24 - str tmp1, [ip, #JNIHANDLEBLOCK_TOP] - str r0, [r5, #-4]! - str r5, [r9, #THREAD_JAVA_SP] - ldmfd arm_sp!, {fast_regset, pc} -.fast_native_return_char: - mov r0, r0, lsl #16 - str lr, [r9, #THREAD_TOP_ZERO_FRAME] - mov r0, r0, lsr #16 - str tmp1, [ip, #JNIHANDLEBLOCK_TOP] - str r0, [r5, #-4]! - str r5, [r9, #THREAD_JAVA_SP] - ldmfd arm_sp!, {fast_regset, pc} -.fast_native_return_bool: - ands r0, r0, #255 - str lr, [r9, #THREAD_TOP_ZERO_FRAME] - movne r0, #1 - str tmp1, [ip, #JNIHANDLEBLOCK_TOP] - str r0, [r5, #-4]! - str r5, [r9, #THREAD_JAVA_SP] - ldmfd arm_sp!, {fast_regset, pc} -.fast_native_return_obj: - cmp r0, #0 - ldrne r0, [r0] - str r0, [r5, #-4]! - str lr, [r9, #THREAD_TOP_ZERO_FRAME] - str tmp1, [ip, #JNIHANDLEBLOCK_TOP] - str r5, [r9, #THREAD_JAVA_SP] - ldmfd arm_sp!, {fast_regset, pc} -.fast_native_return_short: - mov r0, r0, lsl #16 - mov r0, r0, asr #16 -.fast_native_return_w: - str r0, [r5, #-4]! -.fast_native_return_void: - str lr, [r9, #THREAD_TOP_ZERO_FRAME] - str tmp1, [ip, #JNIHANDLEBLOCK_TOP] -.fast_native_exit: - str r5, [r9, #THREAD_JAVA_SP] - ldmfd arm_sp!, {fast_regset, pc} - -.fast_native_entry_throw_stack_overflow: - str r0, [r9, #THREAD_LAST_JAVA_SP] - mov r0, r9 - bl _ZN18InterpreterRuntime24throw_StackOverflowErrorEP10JavaThread - mov r3, #0 - ldr r1, [r9, #THREAD_PENDING_EXC] - str r3, [r9, #THREAD_LAST_JAVA_SP] -.fast_native_entry_exception: - ldr r5, [r9, #THREAD_TOP_ZERO_FRAME] - ldr r3, [r5], #4 - str r3, [r9, #THREAD_TOP_ZERO_FRAME] - - ldrh r3, [r11, #METHOD_SIZEOFPARAMETERS] - add r5, r5, r3, lsl #2 - b .fast_native_exit - -.fast_native_entry_do_special: - stmdb arm_sp!, {r0, r1} - mov r0, r9 - bl _ZN10JavaThread40check_special_condition_for_native_transEPS_ - ldmia arm_sp!, {r0, r1} - b .fast_native_entry_do_return - -#include "bytecodes_arm.s" - - Opcode idiv - - POP r1 - POP r0 - cmp r1, #0 - beq divide_by_zero_exception - bl __aeabi_idiv - PUSH r0 - DISPATCH 1 - - Opcode idiv_clz - - POP r1 - POP r0 - bl int_div -idiv_clz_ret: - PUSH r0 - DISPATCH 1 - - Opcode irem - - POP r1 - POP r0 - cmp r1, #0 - beq divide_by_zero_exception - bl __aeabi_idivmod - PUSH r1 - DISPATCH 1 - - Opcode irem_clz - - POP r1 - POP r0 - bl int_rem -irem_clz_ret: - PUSH r0 - DISPATCH 1 - - Opcode goto - ldrsb r1, [jpc, #1] - ldrb tmp1, [jpc, #2] -branch_taken: - orr tmp1, tmp1, r1, lsl #8 - DISPATCH_START_REG tmp1 - cmp tmp1, #0 - ble do_backedge - DISPATCH_FINISH - -branch_taken_unsafe: - mov r2, r2, lsl #24 - orr tmp1, r1, r2, asr #16 - DISPATCH_START_REG tmp1 - USEC cmp tmp1, #0 - USEC ble do_backedge - DISPATCH_FINISH - -branch_taken_unsafe_1: - add jpc, jpc, #1 - orr tmp1, ip, r1, lsl #8 - DISPATCH_START_REG tmp1 - USEC cmp tmp1, #0 - USEC ble do_backedge - DISPATCH_FINISH - -branch_taken_unsafe_2: - add jpc, jpc, #2 - orr tmp1, ip, r1, lsl #8 - DISPATCH_START_REG tmp1 - USEC cmp tmp1, #0 - USEC ble do_backedge - DISPATCH_FINISH - -branch_taken_unsafe_3: - add jpc, jpc, #3 - orr tmp1, ip, r1, lsl #8 - DISPATCH_START_REG tmp1 - USEC cmp tmp1, #0 - USEC ble do_backedge - DISPATCH_FINISH - -branch_taken_unsafe_4: - add jpc, jpc, #4 - orr tmp1, ip, r1, lsl #8 - DISPATCH_START_REG tmp1 - USEC cmp tmp1, #0 - USEC ble do_backedge - DISPATCH_FINISH - -do_backedge: - USEC ldr tmp2, [istate, #ISTATE_METHOD] - OSR ldr lr, [dispatch, #InterpreterInvocationLimit_Address-XXX] - USEC ldr r1, [tmp2, #METHOD_BACKEDGECOUNTER] - USEC ldr ip, [tmp2, #METHOD_INVOCATIONCOUNTER] - USEC add r1, r1, #INVOCATIONCOUNTER_COUNTINCREMENT - OSR ldr lr, [lr] - USEC add ip, ip, #INVOCATIONCOUNTER_COUNTINCREMENT - USEC str r1, [tmp2, #METHOD_BACKEDGECOUNTER] -#ifdef THUMB2EE - OSR cmp r1, lr -#else - OSR cmp r1, lr, lsl #2 -#endif - USEC str ip, [tmp2, #METHOD_INVOCATIONCOUNTER] - OSR bcs do_osr - -osr_continue: - ldr ip, [dispatch, #SafePointSynchronize_state_Address-XXX] - ldr r1, [ip] - cmp r1, #1 - beq do_synchronize - DISPATCH_STATE 1 - DISPATCH_FINISH - - -do_synchronize: - DECACHE_JPC - DECACHE_STACK - ldr r0, [istate, #ISTATE_THREAD] - bl Helper_SafePoint - CACHE_CP - CACHE_JPC - cmp r0, #0 - bne handle_exception - DISPATCH 0 - -#ifdef ON_STACK_REPLACEMENT - -#ifdef THUMB2EE -do_osr: - ldr r3, [tmp2, #METHOD_CONSTMETHOD] - DECACHE_JPC - DECACHE_STACK - ldr r0, [istate, #ISTATE_THREAD] - sub r1, jpc, r3 - sub r1, r1, #CONSTMETHOD_CODEOFFSET - bl FREQ_COUNT_OVERFLOW -1: - cmp r0, #0 - bne call_thumb2 - CACHE_CP - CACHE_JPC - DISPATCH_START 0 - b osr_continue - -#else - -do_osr: - ldr ip, [dispatch, #UseOnStackReplacement_Address-XXX] - ldrb ip, [ip] - cmp ip, #0 - beq osr_continue - - ldr r3, [tmp2, #METHOD_CONSTMETHOD] - DECACHE_JPC - ldrh r3, [r3, #CONSTMETHOD_CODESIZE] - DECACHE_STACK - ldr r0, [istate, #ISTATE_THREAD] - sub r1, jpc, tmp1 - cmp r3, #MAX_FG_METHOD_SIZE - bcc 1f - ldr tmp2, [dispatch, #BackgroundCompilation_Address-XXX] - mov r3, #1 - ldr r5, [tmp2] - str r3, [tmp2] - bl FREQ_COUNT_OVERFLOW - str r5, [tmp2] - b 2f -1: - bl FREQ_COUNT_OVERFLOW -2: - ldr r3, [istate, #ISTATE_THREAD] - CACHE_CP - ldr r1, [r3, #THREAD_PENDING_EXC] - CACHE_JPC - cmp r1, #0 - bne handle_exception - cmp r0, #0 - beq 1f - ldr r1, [r0, #56] - cmn r1, #2 - bne osr_migrate -1: - DISPATCH_START 0 - b osr_continue - -osr_migrate: - ldr tmp1, [r0, #128] @ osr_method->osr_entry() - mov r0, r3 - bl _ZN13SharedRuntime19OSR_migration_beginEP10JavaThread - mov r1, r0 - ldr r0, [istate, #ISTATE_METHOD] - ldrh lr, [r0, #METHOD_MAXLOCALS] - ldrh ip, [r0, #METHOD_SIZEOFPARAMETERS] - ldr r3, [istate, #ISTATE_THREAD] - sub lr, lr, ip - ldr r2, [r3, #THREAD_TOP_ZERO_FRAME] - add ip, r2, #4 - ldr r2, [r2] - add ip, ip, lr, lsl #2 - str r2, [r3, #THREAD_TOP_ZERO_FRAME] - str ip, [r3, #THREAD_JAVA_SP] - mov r2, tmp1 -@ r0 = method -@ r1 = osr_buf -@ r2 = osr_entry - mov lr, pc - ldr pc, [tmp1] - - ldmfd arm_sp!, {fast_regset, pc} - -#endif // THUMB2EE - -#endif // ON_STACK_REPLACEMENT - - Opcode ifeq - Opcode ifnull - POP r3 - ldrsb r1, [jpc, #1] - ldrb tmp1, [jpc, #2] - cmp r3, #0 - beq branch_taken - DISPATCH 3 - - Opcode ifne - Opcode ifnonnull - POP r3 - ldrsb r1, [jpc, #1] - ldrb tmp1, [jpc, #2] - cmp r3, #0 - bne branch_taken - DISPATCH 3 - - Opcode iflt - POP r3 - ldrsb r1, [jpc, #1] - ldrb tmp1, [jpc, #2] - cmp r3, #0 - blt branch_taken - DISPATCH 3 - - Opcode ifge - POP r3 - ldrsb r1, [jpc, #1] - ldrb tmp1, [jpc, #2] - cmp r3, #0 - bge branch_taken - DISPATCH 3 - - Opcode ifgt - POP r3 - ldrsb r1, [jpc, #1] - ldrb tmp1, [jpc, #2] - cmp r3, #0 - bgt branch_taken - DISPATCH 3 - - Opcode ifle - POP r3 - ldrsb r1, [jpc, #1] - ldrb tmp1, [jpc, #2] - cmp r3, #0 - ble branch_taken - DISPATCH 3 - - Opcode if_icmpeq - Opcode if_acmpeq - POP r2, r3 - ldrsb r1, [jpc, #1] - ldrb tmp1, [jpc, #2] - cmp r3, r2 - beq branch_taken - DISPATCH 3 - - Opcode if_icmpne - Opcode if_acmpne - POP r2, r3 - ldrsb r1, [jpc, #1] - ldrb tmp1, [jpc, #2] - cmp r3, r2 - bne branch_taken - DISPATCH 3 - - Opcode if_icmplt - POP r2, r3 - ldrsb r1, [jpc, #1] - ldrb tmp1, [jpc, #2] - cmp r3, r2 - blt branch_taken - DISPATCH 3 - - Opcode if_icmpge - POP r2, r3 - ldrsb r1, [jpc, #1] - ldrb tmp1, [jpc, #2] - cmp r3, r2 - bge branch_taken - DISPATCH 3 - - Opcode if_icmpgt - POP r2, r3 - ldrsb r1, [jpc, #1] - ldrb tmp1, [jpc, #2] - cmp r3, r2 - bgt branch_taken - DISPATCH 3 - - Opcode if_icmple - POP r2, r3 - ldrsb r1, [jpc, #1] - ldrb tmp1, [jpc, #2] - cmp r3, r2 - ble branch_taken - DISPATCH 3 - - Opcode ireturn - Opcode freturn - Opcode lreturn - Opcode dreturn - Opcode areturn - Opcode return - ldr r3, [dispatch, #SafePointSynchronize_state_Address-XXX] - ldr r1, [r3] - cmp r1, #1 - bne handle_return - DECACHE_JPC - DECACHE_STACK - ldr r0, [istate, #ISTATE_THREAD] - bl Helper_SafePoint - CACHE_JPC - cmp r0, #0 - beq handle_return - b handle_exception - -resolve_get_put: - mov r1, r0 - mov tmp1, lr - ldr r0, [istate, #ISTATE_THREAD] - DECACHE_JPC - DECACHE_STACK - bl _ZN18InterpreterRuntime15resolve_get_putEP10JavaThreadN9Bytecodes4CodeE - ldr r0, [istate, #ISTATE_THREAD] - CACHE_JPC - ldr r3, [r0, #THREAD_PENDING_EXC] - CACHE_CP - cmp r3, #0 - mov lr, tmp1 - bne getfield_exception -@ Now restart the getfield - ldrb r3, [jpc, #1] - ldrb r2, [jpc, #2] - orr r3, r3, r2, lsl #8 @ r3 = index - add tmp2, constpool, r3, lsl #4 @ tmp2 = cache - bx lr - -accessor_non_w: - bcs accessor_h - beq accessor_sb - tst r0, #2 - bne accessor_dw -accessor_sh: - ldrsh r0, [r3, r1] - str r0, [ip, #0] - bx lr -accessor_h: - ldrh r0, [r3, r1] - str r0, [ip, #0] - bx lr -accessor_sb: - ldrsb r0, [r3, r1] - str r0, [ip, #0] - bx lr -accessor_dw: - add r0, r3, r1 - ldm r0, {r0, r1} - sub ip, ip, #4 - str ip, [r2, #THREAD_JAVA_SP] - stmia ip, {r0, r1} - bx lr - - Opcode getfield - ldrb r1, [jpc, #2] - add tmp2, constpool, r1, lsl #12 - add tmp2, tmp2, r2, lsl #4 - ldr r3, [tmp2, #CP_OFFSET] - and r3, r3, #0x00ff0000 - cmp r3, #opc_getfield << 16 - blne resolve_get_put - NFBC POP tmp1 - ldr r2, [tmp2, #CP_OFFSET+12] - NFBC cmp tmp1, #0 - NFBC beq null_ptr_exception - NFBC ldr tmp2, [tmp2, #CP_OFFSET+8] - movs r2, r2, lsr #29 - FBC movhi r0, #opc_igetfield - bls getfield_non_w - NFBC ldr tmp2, [tmp1, tmp2] - NFBC PUSH tmp2 - NFBC DISPATCH 3 - -#ifdef FAST_BYTECODES -rewrite_bytecode: - strb r0, [jpc] - DISPATCH_BYTECODE -#endif - -getfield_non_w: - bcs getfield_h @ C = 1 => R2 = 1 - beq getfield_sb @ Z = 1 => R2 = 0 - tst r2, #2 - bne getfield_dw - -#ifdef FAST_BYTECODES -getfield_sh: - mov r0, #opc_sgetfield - b rewrite_bytecode -getfield_h: - mov r0, #opc_cgetfield - b rewrite_bytecode -getfield_sb: - mov r0, #opc_bgetfield - b rewrite_bytecode -getfield_dw: - mov r0, #opc_lgetfield - b rewrite_bytecode -#else -getfield_sh: - ldrsh tmp2, [tmp1, tmp2] - PUSH tmp2 - DISPATCH 3 -getfield_h: - ldrh tmp2, [tmp1, tmp2] - PUSH tmp2 - DISPATCH 3 -getfield_sb: - ldrsb tmp2, [tmp1, tmp2] - PUSH tmp2 - DISPATCH 3 -getfield_dw: - add tmp1, tmp1, tmp2 - ldm tmp1, {r2, tmp2} - PUSH r2, tmp2 - DISPATCH 3 -#endif - - Opcode putfield - ldrb r1, [jpc, #2] - add tmp2, constpool, r1, lsl #12 - add tmp2, tmp2, r2, lsl #4 - ldr r3, [tmp2, #CP_OFFSET] - and r3, r3, #0xff000000 - cmp r3, #opc_putfield << 24 - blne resolve_get_put - ldr r2, [tmp2, #CP_OFFSET+12] - NFBC ldr tmp2, [tmp2, #CP_OFFSET+8] - movs r2, r2, lsr #29 - bls putfield_non_w - FBC mov r0, #opc_iputfield - cmp r2, #tos_atos >> 1 - FBC moveq r0, #opc_aputfield - FBC b rewrite_bytecode - NFBC beq putfield_a - NFBC POP r2, r3 - NFBC cmp r3, #0 - NFBC beq null_ptr_exception - NFBC str r2, [r3, tmp2] - NFBC DISPATCH 3 - -putfield_non_w: - bcs putfield_h - beq putfield_sb - tst r2, #2 - bne putfield_dw - -#ifdef FAST_BYTECODES -putfield_sh: -putfield_h: - mov r0, #opc_cputfield - b rewrite_bytecode -putfield_sb: - mov r0, #opc_bputfield - b rewrite_bytecode -putfield_dw: - mov r0, #opc_lputfield - b rewrite_bytecode -#else -putfield_sh: -putfield_h: - POP r2, r3 - cmp r3, #0 - beq null_ptr_exception - strh r2, [r3, tmp2] - DISPATCH 3 -putfield_sb: - POP r2, r3 - cmp r3, #0 - beq null_ptr_exception - strb r2, [r3, tmp2] - DISPATCH 3 -putfield_dw: - POP r2, r3, lr - cmp lr, #0 - beq null_ptr_exception - add tmp2, lr, tmp2 - stm tmp2, {r2, r3} - DISPATCH 3 -putfield_a: - POP r2, r3 - cmp r3, #0 - beq null_ptr_exception - str r2, [r3, tmp2] - mov r0, r3 - bl Helper_aputfield - DISPATCH 3 -#endif - -getstatic_sh: - DISPATCH_START 3 - ldrsh tmp2, [r3, lr] - DISPATCH_NEXT - PUSH tmp2 - DISPATCH_FINISH -getstatic_h: - DISPATCH_START 3 - ldrh tmp2, [r3, lr] - DISPATCH_NEXT - PUSH tmp2 - DISPATCH_FINISH -getstatic_sb: - DISPATCH_START 3 - ldrsb tmp2, [r3, lr] - DISPATCH_NEXT - PUSH tmp2 - DISPATCH_FINISH -getstatic_dw: - DISPATCH_START 3 - add r3, r3, lr - ldm r3, {r2, tmp2} - DISPATCH_NEXT - PUSH r2, tmp2 - DISPATCH_FINISH -getstatic_w: - DISPATCH_START 3 - ldr tmp2, [r3, lr] - DISPATCH_NEXT - PUSH tmp2 - DISPATCH_FINISH - -putstatic_sh: -putstatic_h: - DISPATCH_START 3 - POP tmp2 - DISPATCH_NEXT - strh tmp2, [r3, r2] - DISPATCH_FINISH -putstatic_w: - cmp lr, #tos_atos >> 1 @ >> 1 due to lsr #29 above - beq putstatic_a - DISPATCH_START 3 - POP tmp2 - DISPATCH_NEXT - str tmp2, [r3, r2] - DISPATCH_FINISH -putstatic_sb: - DISPATCH_START 3 - POP tmp2 - DISPATCH_NEXT - strb tmp2, [r3, r2] - DISPATCH_FINISH -putstatic_dw: - DISPATCH_START 3 - add r2, r2, r3 - POP r3, tmp2 - DISPATCH_NEXT - stm r2, {r3, tmp2} - DISPATCH_FINISH -putstatic_a: - POP tmp2 - str tmp2, [r3, r2] - mov r0, r3 - bl Helper_aputfield - DISPATCH 3 - -resolve_invokeinterface: - mov r1, #opc_invokeinterface - b resolve_invoke -resolve_invokevirtual: - mov r1, #opc_invokevirtual - b resolve_invoke -resolve_invokespecial: - mov r1, #opc_invokespecial - b resolve_invoke -resolve_invokestatic: - mov r1, #opc_invokestatic -resolve_invoke: - mov tmp1, lr - ldr r0, [istate, #ISTATE_THREAD] - DECACHE_JPC - DECACHE_STACK - bl _ZN18InterpreterRuntime14resolve_invokeEP10JavaThreadN9Bytecodes4CodeE - ldr r0, [istate, #ISTATE_THREAD] - CACHE_JPC - ldr r3, [r0, #4] - CACHE_CP - cmp r3, #0 - ldrb r3, [jpc, #1] - ldrb r2, [jpc, #2] - bne resolve_exception - orr r3, r3, r2, lsl #8 @ r3 = index - add r0, constpool, r3, lsl #4 @ r1 = cache - bx tmp1 - -# r2 = [jpc, #1] -# r1 = [jpc, #2] - Opcode new - ldrb r1, [jpc, #2] - DECACHE_JPC - DECACHE_STACK - orr r1, r1, r2, lsl #8 - mov r0, r8 - bl Helper_new - CACHE_JPC - CACHE_CP - cmp r0, #0 - beq handle_exception - PUSH r0 - DISPATCH 3 - -bytecode_interpreter_str: - .ascii "[Bytecode Interpreter]\000" - ALIGN_WORD - - Opcode newarray - ldrb r1, [jpc, #1] @ zero_extendqisi2 - ldr r2, [stack, #4] - ldr r0, [istate, #ISTATE_THREAD] - DECACHE_JPC - DECACHE_STACK - bl _ZN18InterpreterRuntime8newarrayEP10JavaThread9BasicTypei - ldr r0, [istate, #ISTATE_THREAD] - CACHE_JPC - ldr ip, [r0, #THREAD_PENDING_EXC] - CACHE_CP - cmp ip, #0 - ldr r2, [r0, #THREAD_VM_RESULT] - bne handle_exception - str r2, [stack, #4] - str ip, [r0, #THREAD_VM_RESULT] - DISPATCH 2 - - Opcode anewarray - ldrb r0, [jpc, #1] @ zero_extendqisi2 - ldr r3, [stack, #4] - ldr lr, [istate, #ISTATE_METHOD] - ldrb r2, [jpc, #2] @ zero_extendqisi2 - orr r2, r2, r0, asl #8 - DECACHE_JPC - DECACHE_STACK - ldr r1, [lr, #METHOD_CONSTANTS] - ldr r0, [istate, #ISTATE_THREAD] - bl _ZN18InterpreterRuntime9anewarrayEP10JavaThreadP19constantPoolOopDescii - ldr r0, [istate, #ISTATE_THREAD] - CACHE_JPC - ldr ip, [r0, #THREAD_PENDING_EXC] - CACHE_CP - cmp ip, #0 - ldr r2, [r0, #THREAD_VM_RESULT] - bne handle_exception - str r2, [stack, #4] - str ip, [r0, #THREAD_VM_RESULT] - DISPATCH 3 - - Opcode arraylength - DISPATCH_START 1 - ldr r3, [stack, #4] - DISPATCH_NEXT - DISPATCH_NEXT - SW_NPC cmp r3, #0 - SW_NPC beq null_ptr_exception_jpc_1 -.abortentry114: - ldr r3, [r3, #8] - DISPATCH_NEXT - DISPATCH_NEXT - str r3, [stack, #4] - DISPATCH_FINISH - - Opcode athrow - ldr r1, [stack, #4] - cmp r1, #0 - beq null_ptr_exception - mov r2, #0 - ldr r0, [istate, #ISTATE_THREAD] - mov r3, r2 - bl _ZN12ThreadShadow21set_pending_exceptionEP7oopDescPKci - b handle_exception - -#define secondary_super_cache_offset_in_bytes 20 -#define tmp_chunk locals -#define tmp_hwm stack -#define tmp_max constpool - -# r2 = [jpc, #1] -# r1 = [jpc, #2] - Opcode checkcast - ldrb r1, [jpc, #2] - DECACHE_JPC - DECACHE_STACK - orr r1, r1, r2, lsl #8 - mov r0, r8 - GET_STACK 0, r2 - bl Helper_checkcast - CACHE_JPC - CACHE_CP - cmp r0, #0 - bne handle_exception - DISPATCH 3 - -# r2 = [jpc, #1] -# r1 = [jpc, #2] - Opcode instanceof - ldrb r1, [jpc, #2] - DECACHE_JPC - DECACHE_STACK - orr r1, r1, r2, lsl #8 - mov r0, r8 - POP r2 - bl Helper_instanceof - CACHE_JPC - CACHE_CP - cmp r0, #-1 - beq handle_exception - PUSH r0 - DISPATCH 3 - - Opcode monitorenter - ldr r1, [stack, #4] - cmp r1, #0 - beq .monitorenter_4 - ldr r0, [istate, #ISTATE_MONITOR_BASE] - ldr r2, [istate, #ISTATE_STACK_BASE] - cmp r2, r0 - beq .monitorenter_5 - mov sl, #0 -.monitorenter_1: - ldr r3, [r2, #4] - cmp r3, #0 - moveq sl, r2 - beq .monitorenter_2 - cmp r1, r3 - beq .monitorenter_3 -.monitorenter_2: - add r2, r2, #8 - cmp r2, r0 - bne .monitorenter_1 -.monitorenter_3: - cmp sl, #0 - beq .monitorenter_5 - str r1, [sl, #4] - ldr r3, [r1, #0] - mov r0, sl - orr tmp1, r3, #1 - mov r2, tmp1 - str tmp1, [sl, #0] - bl cmpxchg_ptr - cmp r0, tmp1 - beq .monitorenter_exit - ldr r0, [istate, #ISTATE_THREAD] - bic r1, tmp1, #3 - bl JavaThread_is_lock_owned - cmp r0, #0 - movne lr, #0 - strne lr, [sl, #0] - bne .monitorenter_exit - mov r1, sl - DECACHE_JPC - DECACHE_STACK - ldr r0, [istate, #ISTATE_THREAD] - bl _ZN18InterpreterRuntime12monitorenterEP10JavaThreadP15BasicObjectLock - ldr r0, [istate, #ISTATE_THREAD] - CACHE_JPC - ldr r3, [r0, #THREAD_PENDING_EXC] - cmp r3, #0 - beq .monitorenter_exit - b handle_exception -.monitorenter_4: - b null_ptr_exception -.monitorenter_5: - mov lr, #0 - DECACHE_JPC - DECACHE_STACK - ldr r3, [istate, #ISTATE_THREAD] - ldr ip, [istate, #ISTATE_THREAD] - ldr r1, [r3, #THREAD_JAVA_SP] - ldr r3, [r3, #THREAD_JAVA_STACK_BASE] - str lr, [ip, #THREAD_LAST_JAVA_SP] - rsb r3, r3, r1 - cmp r3, #7 - ble vm_fatal_error - sub r3, r1, #8 - ldr r1, [istate, #ISTATE_THREAD] - str r3, [r1, #THREAD_JAVA_SP] - ldr r2, [istate, #ISTATE_STACK] - ldr r1, [istate, #ISTATE_STACK_BASE] - add r3, r2, #4 - cmp r1, r3 - bls .monitorenter_7 - add r0, r2, #8 -.monitorenter_6: - ldr r3, [r0, #-4] - mov r2, r0 - str r3, [r0, #-12] - add r0, r0, #4 - ldr r1, [istate, #ISTATE_STACK_BASE] - cmp r1, r2 - bhi .monitorenter_6 - ldr r2, [istate, #ISTATE_STACK] -.monitorenter_7: - sub r1, r1, #8 - sub r2, r2, #8 - ldr r3, [istate, #ISTATE_STACK_LIMIT] - str r1, [istate, #ISTATE_STACK_BASE] - str r2, [istate, #ISTATE_STACK] - sub r3, r3, #8 - mov r0, #0 - str r3, [istate, #ISTATE_STACK_LIMIT] - str r0, [r1, #4] - ldr r1, [istate, #ISTATE_THREAD] - ldr r3, [r1, #THREAD_TOP_ZERO_FRAME] - str r3, [r1, #THREAD_LAST_JAVA_SP] - CACHE_STACK - ldr sl, [istate, #ISTATE_STACK_BASE] - ldr r3, [stack, #4] - CACHE_JPC - mov r1, r3 - str r3, [sl, #4] - ldr r2, [r3, #0] - mov r0, sl - orr tmp1, r2, #1 - mov r2, tmp1 - str tmp1, [sl, #0] - bl cmpxchg_ptr - cmp r0, tmp1 - beq .monitorenter_exit - ldr r0, [istate, #ISTATE_THREAD] - bic r1, tmp1, #3 - bl JavaThread_is_lock_owned - cmp r0, #0 - movne ip, #0 - strne ip, [sl, #0] - bne .monitorenter_exit - mov r1, sl - ldr r0, [istate, #ISTATE_THREAD] - DECACHE_JPC - DECACHE_STACK - bl _ZN18InterpreterRuntime12monitorenterEP10JavaThreadP15BasicObjectLock - ldr r0, [istate, #ISTATE_THREAD] - CACHE_JPC - ldr r3, [r0, #THREAD_PENDING_EXC] - cmp r3, #0 - beq .monitorenter_exit - b handle_exception -.monitorenter_exit: - CACHE_CP - add stack, stack, #4 - DISPATCH 1 - - Opcode monitorexit - ldr sl, [stack, #4] - cmp sl, #0 - beq .monitorexit_3 - ldr r2, [istate, #ISTATE_MONITOR_BASE] - ldr tmp1, [istate, #ISTATE_STACK_BASE] - cmp tmp1, r2 - bne .monitorexit_2 - b .monitorexit_4 -.monitorexit_1: - add tmp1, tmp1, #8 - cmp tmp1, r2 - beq .monitorexit_4 -.monitorexit_2: - ldr r3, [tmp1, #4] - cmp sl, r3 - bne .monitorexit_1 - ldr r0, [tmp1, #0] - mov lr, #0 - cmp r0, lr - str lr, [tmp1, #4] - beq .monitorexit_exit - mov r1, sl - mov r2, tmp1 - bl cmpxchg_ptr - cmp tmp1, r0 - beq .monitorexit_exit - str sl, [tmp1, #4] - mov r1, tmp1 - DECACHE_JPC - DECACHE_STACK - ldr r0, [istate, #ISTATE_THREAD] - bl _ZN18InterpreterRuntime11monitorexitEP10JavaThreadP15BasicObjectLock - ldr r0, [istate, #ISTATE_THREAD] - ldr r3, [r0, #THREAD_PENDING_EXC] - CACHE_JPC - cmp r3, #0 - beq .monitorexit_exit - b handle_exception -.monitorexit_3: - b null_ptr_exception -.monitorexit_4: - ldr r0, [istate, #ISTATE_THREAD] - DECACHE_JPC - DECACHE_STACK - bl _ZN18InterpreterRuntime37throw_illegal_monitor_state_exceptionEP10JavaThread - b handle_exception_with_bcp -.monitorexit_exit: - add stack, stack, #4 - CACHE_CP - DISPATCH 1 - -vm_fatal_error: - adr r0, .fatal_filename - mov r1, #99 - bl _Z28report_should_not_reach_herePKci - b breakpoint -.fatal_filename: - .ascii "[Optimsed Assembler Interpreter Loop]\000" - ALIGN_WORD - - Opcode aastore - DECACHE_JPC - DECACHE_STACK - mov r0, r8 - POP r1, r2, r3 - bl Helper_aastore - CACHE_JPC - CACHE_CP - cmp r0, #0 - bne handle_exception - DISPATCH 1 - - Opcode wide - ldrb r2, [jpc, #1] - ldrb r1, [jpc, #2] @ zero_extendqisi2 - ldrb r3, [jpc, #3] @ zero_extendqisi2 - - sub lr, r2, #opc_aload+1 - cmp lr, #opc_istore - (opc_aload+1) - bcc wide_undef_opc_exception - - sub lr, r2, #opc_iload - cmp r2, #opc_istore - subcs lr, lr, #opc_istore - (opc_aload+1) - cmp r2, #opc_astore+1 - - orr r1, r3, r1, asl #8 - adr r3, wide_case_table - ldrcc pc, [r3, lr, lsl #2] - - cmp r2, #opc_ret - beq do_wide_ret - cmp r2, #opc_iinc - beq do_wide_iinc -wide_undef_opc_exception: - mov r0, #VMSYMBOLS_InternalError - adr r1, undef_opcode_msg - b raise_exception_with_msg -undef_opcode_msg: - .ascii "undefined opcode\000" - ALIGN_WORD - -wide_case_table: - .word case_wide_iload - .word case_wide_lload - .word case_wide_fload - .word case_wide_dload - .word case_wide_aload - .word case_wide_istore - .word case_wide_lstore - .word case_wide_fstore - .word case_wide_dstore - .word case_wide_astore - -case_wide_iload: -case_wide_fload: -case_wide_aload: - ldr r2, [locals, -r1, lsl #2] - PUSH r2 - DISPATCH 4 -case_wide_istore: -case_wide_fstore: -case_wide_astore: - POP r2 - str r2, [locals, -r1, lsl #2] - DISPATCH 4 -case_wide_dload: -case_wide_lload: - sub r1, locals, r1, lsl #2 - ldmda r1, {r1, r2} - PUSH r1, r2 - DISPATCH 4 -case_wide_dstore: -case_wide_lstore: - POP r2, r3 - sub r1, locals, r1, lsl #2 - stmda r1, {r2, r3} - DISPATCH 4 -do_wide_ret: - ldr r2, [istate, #ISTATE_METHOD] - ldr r2, [r2, #8] - ldr r1, [locals, -r1, lsl #2] - add jpc, r2, r1 - DISPATCH 48 -do_wide_iinc: - ldrsb r2, [jpc, #4] - ldrb r3, [jpc, #5] - orr r2, r3, r2, lsl #8 - ldr r3, [locals, -r1, lsl #2] - add r3, r3, r2 - str r3, [locals, -r1, lsl #2] - DISPATCH 6 - - Opcode multianewarray - ldrb tmp1, [jpc, #3] @ zero_extendqisi2 - ldr r0, [istate, #ISTATE_THREAD] - add r1, stack, tmp1, lsl #2 - DECACHE_JPC - DECACHE_STACK - bl _ZN18InterpreterRuntime14multianewarrayEP10JavaThreadPi - ldr r0, [istate, #ISTATE_THREAD] - CACHE_JPC - ldr r1, [r0, #THREAD_PENDING_EXC] - CACHE_CP - cmp r1, #0 - ldr r3, [r0, #THREAD_VM_RESULT] - bne handle_exception - str r3, [stack, tmp1, asl #2]! - str r1, [r0, #THREAD_VM_RESULT] - sub stack, stack, #4 - DISPATCH 4 - - Opcode jsr_w - ldr r3, [istate, #ISTATE_METHOD] - ldr r1, [r3, #8] - rsb r2, r1, jpc - sub r2, r2, #43 - str r2, [stack], #-4 - b do_goto_w - - Opcode goto_w - add r2, jpc, #1 - ldrb tmp1, [jpc, #1] @ zero_extendqisi2 - ldrb r3, [r2, #3] @ zero_extendqisi2 - ldrb r0, [r2, #1] @ zero_extendqisi2 - ldrb ip, [r2, #2] @ zero_extendqisi2 - orr r3, r3, tmp1, asl #24 - orr r3, r3, r0, asl #16 - orr r3, r3, ip, asl #8 - cmp r3, #0 - add jpc, jpc, r3 - bgt 1f - - ldr r3, [dispatch, #SafePointSynchronize_state_Address-XXX] - ldr r1, [r3] - cmp r1, #1 - bne 1f - DECACHE_JPC - DECACHE_STACK - ldr r0, [istate, #ISTATE_THREAD] - bl Helper_SafePoint - CACHE_JPC - CACHE_CP - cmp r0, #0 - bne handle_exception -1: - DISPATCH 0 - - Opcode breakpoint - mov r2, jpc - DECACHE_STACK - DECACHE_JPC - ldr r0, [istate, #ISTATE_THREAD] - ldr r1, [istate, #ISTATE_METHOD] - bl _ZN18InterpreterRuntime24get_original_bytecode_atEP10JavaThreadP13methodOopDescPh - mov tmp1, r0 - ldr r0, [istate, #ISTATE_THREAD] - ldr r3, [r0, #THREAD_PENDING_EXC] - cmp r3, #0 - bne handle_exception - ldr r2, [istate, #ISTATE_BCP] - ldr r1, [istate, #ISTATE_METHOD] - bl _ZN18InterpreterRuntime11_breakpointEP10JavaThreadP13methodOopDescPh - ldr r0, [istate, #ISTATE_THREAD] - CACHE_JPC - ldr r3, [r0, #THREAD_PENDING_EXC] - CACHE_CP - cmp r3, #0 - and r0, tmp1, #255 - bne handle_exception - DISPATCH_BYTECODE - -#ifndef FAST_BYTECODES - Opcode bgetfield - Opcode cgetfield - Opcode igetfield - Opcode lgetfield - Opcode sgetfield - Opcode aputfield - Opcode bputfield - Opcode cputfield - Opcode iputfield - Opcode lputfield - Opcode invokevfinal - Opcode invokeresolved - Opcode invokespecialresolved - Opcode invokestaticresolved - Opcode iaccess_0 - Opcode iload_0_iconst_N - Opcode iload_iconst_N - Opcode iadd_istore_N - Opcode isub_istore_N - Opcode iand_istore_N - Opcode ior_istore_N - Opcode ixor_istore_N - Opcode iadd_u4store - Opcode isub_u4store - Opcode iand_u4store - Opcode ior_u4store - Opcode ixor_u4store - Opcode fast_iload_iload - Opcode fast_iload_iload_N - Opcode fast_iload_N_iload - Opcode fast_iload_N_iload_N -#endif - Opcode undefined - ldr r2, [dispatch, #Bytecodes_name_Address-XXX] - ldrb r3, [jpc, #0] @ zero_extendqisi2 - adrl r0, bytecode_interpreter_str - cmp r3, #last_implemented_bytecode+1 - adrcs ip, unknown_bytecode - ldrcc ip, [r2, r3, asl #2] - adr r2, unimplemented_opcode_msg - mov r1, #99 - str ip, [arm_sp, #-8]! - bl _Z19report_fatal_varargPKciS0_z - b breakpoint -unimplemented_opcode_msg: - .ascii "\011*** Unimplemented opcode: %d = %s\012\000" -unknown_bytecode: - .ascii "<unknown>\000" - ALIGN_WORD - - Opcode return_register_finalizer - ldr r1, [locals, #0] - ldr r3, [r1, #4] - ldr r2, [r3, #KLASS_PART+KLASS_ACCESSFLAGS] - tst r2, #JVM_ACC_HAS_FINALIZER - beq handle_return - DECACHE_JPC - DECACHE_STACK - ldr r0, [istate, #ISTATE_THREAD] - bl _ZN18InterpreterRuntime18register_finalizerEP10JavaThreadP7oopDesc - ldr r0, [istate, #ISTATE_THREAD] - CACHE_JPC - ldr r3, [r0, #THREAD_PENDING_EXC] -@ CACHE_LOCALS & CACHE_CP not require for handle_retuen / handle_exception - cmp r3, #0 - beq handle_return - b handle_exception - - ALIGN_CODE -normal_entry_synchronized: - stmfd arm_sp!, {regset, lr} - bl fast_normal_entry_synchronized - ldmfd arm_sp!, {regset, pc} - - ALIGN_CODE -fast_normal_entry_synchronized: - stmfd arm_sp!, {fast_regset, lr} - - mov sl, r0 - mov tmp1, r2 - - ldr r0, [tmp1, #THREAD_STACK_SIZE] - ldr r3, [tmp1, #THREAD_STACK_BASE] - rsb r3, r0, r3 - rsb r3, r3, arm_sp - cmp r3, #32768 - blt stack_overflow_before_frame - - ldrh r2, [sl, #METHOD_MAXLOCALS] - ldrh r3, [sl, #METHOD_SIZEOFPARAMETERS] - rsb r8, r3, r2 - - ldr r1, [tmp1, #THREAD_JAVA_SP] - ldrh r0, [sl, #METHOD_MAXSTACK] - ldr r3, [tmp1, #THREAD_JAVA_STACK_BASE] - - sub r5, r1, r8, lsl #2 - sub r5, r5, #FRAME_SIZE+STACK_SPARE+LEAF_STACK_SIZE - sub r5, r5, r0, lsl #2 - cmp r3, r5 - bcs stack_overflow_before_frame - - cmp r8, #0 - ble .normal_entry_synchronized_no_locals - - mov r2, #0 -.zero_locals_synchronized: - subs r8, r8, #1 - str r2, [r1, #-4]! - bgt .zero_locals_synchronized - str r1, [tmp1, #THREAD_JAVA_SP] - -.normal_entry_synchronized_no_locals: - mov r2, tmp1 - mov r1, sl - add r0, tmp1, #THREAD_JAVA_STACK_BASE - bl build_frame - mov tmp_vvv, r0 - ldr r3, [tmp1, #THREAD_TOP_ZERO_FRAME] - sub r0, r0, #72 - mov istate, r0 - str r3, [tmp_vvv, #0] - adrl ip, dispatch_init_adcon - ldm ip, {r0, r1} - add r0, r0, ip - str tmp_vvv, [tmp1, #THREAD_TOP_ZERO_FRAME] -@ CACHE_JPC - str tmp_vvv, [tmp1, #THREAD_LAST_JAVA_SP] - add dispatch, r1, r0 - ldr r0, [istate, #ISTATE_METHOD] - ldr r3, [r0, #METHOD_ACCESSFLAGS] - tst r3, #JVM_ACC_SYNCHRONIZED - beq 1f - -@ Do Synchronisation - CACHE_STACK - CACHE_LOCALS - tst r3, #JVM_ACC_STATIC - ldrne r3, [r0, #METHOD_CONSTANTS] - ldreq sl, [locals, #0] - ldrne r2, [r3, #16] - ldr tmp1, [istate, #ISTATE_MONITOR_BASE] - ldrne sl, [r2, #60] - ldr r3, [sl, #0] - orr tmp_xxx, r3, #1 - str tmp_xxx, [tmp1, #-8]! -.normal_do_synchronisation_2: - ldr tmp_vvv, [sl, #0] - cmp tmp_xxx, tmp_vvv - bne .normal_do_synchronisation_3 - mov r0, tmp_xxx - mov r1, tmp1 - mov r2, sl - mov r3, #0xffffffc0 - bic r3, r3, #0xf000 - blx r3 - cmp r0, #0 - bne .normal_do_synchronisation_2 - b 1f -.normal_do_synchronisation_3: - ldr r0, [istate, #ISTATE_THREAD] - bic r1, tmp_xxx, #3 - bl JavaThread_is_lock_owned - cmp r0, #0 - beq .normal_do_synchronisation_4 - mov r3, #0 - str r3, [tmp1] - b 1f -.normal_do_synchronisation_4: - mov r1, tmp1 - DECACHE_STACK - ldr r0, [istate, #ISTATE_THREAD] - bl _ZN18InterpreterRuntime12monitorenterEP10JavaThreadP15BasicObjectLock - ldr r0, [istate, #ISTATE_THREAD] - ldr r3, [r0, #THREAD_PENDING_EXC] - cmp r3, #0 - mov r2, r0 - bne handle_exception_do_not_unlock -1: - USEC ldr r0, [istate, #ISTATE_METHOD] - USEC ldr r2, [r0, #METHOD_INVOCATIONCOUNTER] - USEC ldr lr, [dispatch, #InterpreterInvocationLimit_Address-XXX] - USEC add r2, r2, #INVOCATIONCOUNTER_COUNTINCREMENT - USEC ldr lr, [lr] - USEC str r2, [r0, #METHOD_INVOCATIONCOUNTER] - USEC cmp r2, lr - USEC bcs sync_method_entry_freq_count_overflow - CACHE_JPC - CACHE_LOCALS - CACHE_CP - DISPATCH 0 - -#ifdef USE_COMPILER -sync_method_entry_freq_count_overflow: - ldr r3, [r0, #METHOD_CONSTMETHOD] - ldrh r3, [r3, #CONSTMETHOD_CODESIZE] - mov r1, #0 - ldr r0, [istate, #ISTATE_THREAD] - cmp r3, #MAX_FG_METHOD_SIZE - bcc 1f - ldr tmp2, [dispatch, #BackgroundCompilation_Address-XXX] - mov r3, #1 - ldr r5, [tmp2] - str r3, [tmp2] - bl FREQ_COUNT_OVERFLOW - str r5, [tmp2] - b 2f -1: - bl FREQ_COUNT_OVERFLOW -2: - T2 cmp r0, #0 - CACHE_LOCALS - T2 bne call_thumb2 - CACHE_JPC - CACHE_CP - DISPATCH 0 -#endif - -# r2 = [jpc, #1] -# r1 = [jpc, #2] - Opcode invokeinterface - ldrb r1, [jpc, #2] - DECACHE_STACK - add r0, constpool, r1, lsl #12 - add r0, r0, r2, asl #4 - DECACHE_JPC - ldr r2, [r0, #CP_OFFSET] - and r2, r2, #0x00ff0000 - cmp r2, #opc_invokeinterface << 16 - blne resolve_invokeinterface - - ldr r3, [r0, #CP_OFFSET+12] - and r2, r3, #255 - ldr r2, [stack, r2, lsl #2] - SW_NPC cmp r2, #0 - SW_NPC beq null_ptr_exception -.abortentry110: - ldr tmp2, [r2, #4] @ rcvr->klass() - tst r3, #flag_methodInterface - bne .invokeinterface_methodInterface - - ldr lr, [r0, #CP_OFFSET+4] @ lr = iclass - - add r1, tmp2, #INSTANCEKLASS_VTABLE_OFFSET - ldr r2, [tmp2, #KLASS_PART+INSTANCEKLASS_VTABLE_LEN] - ldr ip, [tmp2, #KLASS_PART+INSTANCEKLASS_ITABLE_LEN] - add r2, r2, #1 - bic r2, r2, #1 - - add r1, r1, r2, lsl #2 - - mov r2, #0 -1: - cmp r2, ip - beq incompatibleclass_exception - ldr r3, [r1], #8 - add r2, r2, #1 - cmp lr, r3 - bne 1b - - ldr r3, [r0, #CP_OFFSET+8] - ldr r2, [r1, #-4] - add r3, tmp2, r3, lsl #2 - ldr tmp2, [r3, r2] - cmp tmp2, #0 - beq abstractmethod_exception -.invokeinterface_invoke: - ldr tmp1, [istate, #ISTATE_THREAD] -@ str tmp2, [istate, #ISTATE_CALLEE] - ldr ip, [tmp2, #METHOD_FROM_INTERPRETED] - mov r1, #0 - str ip, [istate, #36] - str r1, [tmp1, #THREAD_LAST_JAVA_SP] - - add stack, stack, #4 - str stack, [tmp1, #THREAD_JAVA_SP] - - ldr r3, [ip] - - mov r0, tmp2 - mov r1, ip -#ifndef SHARK - add r3, r3, #CODE_ALIGN_SIZE -#endif - mov r2, tmp1 - blx r3 - - adrl ip, dispatch_init_adcon - ldm ip, {r0, r1} - add r0, r0, ip - add dispatch, r1, r0 - - CACHE_LOCALS - - ldr ip, [istate, #ISTATE_THREAD] - CACHE_JPC - ldr stack, [ip, #THREAD_JAVA_SP] - ldr r2, [istate, #ISTATE_STACK_LIMIT] - sub stack, stack, #4 - - ldr r1, [ip, #THREAD_TOP_ZERO_FRAME] - add r2, r2, #4 - str r2, [ip, #THREAD_JAVA_SP] - str r1, [ip, #THREAD_LAST_JAVA_SP] - DISPATCH_START 5 - ldr r3, [ip, #4] - DISPATCH_NEXT - DISPATCH_NEXT - cmp r3, #0 - DISPATCH_NEXT - bne invokeinterface_exception_fix - DISPATCH_NEXT - CACHE_CP - DISPATCH_FINISH - -.invokeinterface_methodInterface: - tst r3, #flag_vfinalMethod - ldrne tmp2, [r0, #CP_OFFSET+8] - bne .invokeinterface_invoke - ldr r1, [r0, #CP_OFFSET+8] - add r3, tmp2, r1, lsl #2 - ldr tmp2, [r3, #INSTANCEKLASS_VTABLE_OFFSET] - b .invokeinterface_invoke - -#ifdef FAST_BYTECODES -# r2 = [jpc, #1] -# r1 = [jpc, #2] - Opcode invokevfinal - ldrb r1, [jpc, #2] - DECACHE_STACK - add r0, constpool, r1, lsl #12 - DECACHE_JPC - add r0, r2, asl #4 - ldr r3, [r0, #CP_OFFSET+12] - ldr tmp1, [istate, #ISTATE_THREAD] - and r1, r3, #255 - ldr r2, [stack, r1, asl #2] - mov r1, #0 - SW_NPC cmp r2, #0 - SW_NPC beq null_ptr_exception -.abortentry117: - HW_NPC ldr r3, [r2] @ Only to provoke abort - - ldr tmp2, [r0, #CP_OFFSET+8] - -@ str tmp2, [istate, #ISTATE_CALLEE] - ldr ip, [tmp2, #METHOD_FROM_INTERPRETED] - str r1, [tmp1, #THREAD_LAST_JAVA_SP] - str ip, [istate, #36] - - add stack, stack, #4 - str stack, [tmp1, #THREAD_JAVA_SP] - - ldr r3, [ip, #0] - b normal_dispatch_and_return -#endif // FAST_BYTECODES - -# r2 = [jpc, #1] -# r1 = [jpc, #2] - Opcode invokevirtual - ldrb r1, [jpc, #2] - add r0, constpool, r1, lsl #12 - add r0, r0, r2, asl #4 - ldr r2, [r0, #CP_OFFSET] - and r2, r2, #0xff000000 - cmp r2, #opc_invokevirtual << 24 - blne resolve_invokevirtual - ldr r3, [r0, #CP_OFFSET+12] -#ifdef FAST_BYTECODES - mov r0, #opc_invokeresolved - tst r3, #flag_vfinalMethod - movne r0, #opc_invokevfinal - b rewrite_bytecode -#else - DECACHE_STACK - DECACHE_JPC - ldr tmp1, [istate, #ISTATE_THREAD] - and r1, r3, #255 - ldr r2, [stack, r1, asl #2] - mov r1, #0 - cmp r2, #0 - beq null_ptr_exception - - ldr tmp2, [r0, #CP_OFFSET+8] - tst r3, #flag_vfinalMethod - bne 1f - - ldr r3, [r2, #4] - add r3, r3, tmp2, lsl #2 - ldr tmp2, [r3, #INSTANCEKLASS_VTABLE_OFFSET] -1: -#endif // FAST_BYTECODES - -#ifdef FAST_BYTECODES -# r2 = [jpc, #1] -# r1 = [jpc, #2] - Opcode invokeresolved - ldrb r1, [jpc, #2] - DECACHE_STACK - add r0, constpool, r1, lsl #12 - DECACHE_JPC - add r0, r0, r2, asl #4 - ldr r3, [r0, #CP_OFFSET+12] - ldr tmp1, [istate, #ISTATE_THREAD] - and r1, r3, #255 - ldr r2, [stack, r1, asl #2] - mov r1, #0 - SW_NPC cmp r2, #0 - SW_NPC beq null_ptr_exception_jpc_0 - - ldr tmp2, [r0, #CP_OFFSET+8] -.abortentry104: - ldr r3, [r2, #4] - add r3, r3, tmp2, lsl #2 - ldr tmp2, [r3, #INSTANCEKLASS_VTABLE_OFFSET] -#endif // FAST_BYTECODES - -@ str tmp2, [istate, #ISTATE_CALLEE] - ldr ip, [tmp2, #METHOD_FROM_INTERPRETED] - str r1, [tmp1, #THREAD_LAST_JAVA_SP] - str ip, [istate, #36] - - add stack, stack, #4 - str stack, [tmp1, #THREAD_JAVA_SP] - - ldr r3, [ip, #0] - -normal_dispatch_and_return: - mov r0, tmp2 - mov r1, ip -#ifndef SHARK - add r3, r3, #CODE_ALIGN_SIZE -#endif - mov r2, tmp1 - blx r3 - - adrl ip, dispatch_init_adcon - ldm ip, {r0, r1} - add r0, r0, ip - add dispatch, r1, r0 - - CACHE_LOCALS - - ldr ip, [istate, #ISTATE_THREAD] - CACHE_JPC - ldr stack, [ip, #THREAD_JAVA_SP] - ldr r2, [istate, #ISTATE_STACK_LIMIT] - sub stack, stack, #4 - - ldr r1, [ip, #THREAD_TOP_ZERO_FRAME] - add r2, r2, #4 - str r2, [ip, #THREAD_JAVA_SP] - str r1, [ip, #THREAD_LAST_JAVA_SP] - DISPATCH_START 3 - ldr r3, [ip, #4] - DISPATCH_NEXT - DISPATCH_NEXT - cmp r3, #0 - DISPATCH_NEXT - bne invoke_exception_fix - DISPATCH_NEXT - CACHE_CP - DISPATCH_FINISH - - Opcode invokestatic - ldrb r1, [jpc, #2] - add r0, constpool, r1, lsl #12 - add r0, r0, r2, asl #4 - ldr r2, [r0, #CP_OFFSET] - and r2, r2, #0x00ff0000 - cmp r2, #opc_invokestatic << 16 - blne resolve_invokestatic - FBC mov r0, #opc_invokestaticresolved - FBC b rewrite_bytecode - - FBC Opcode invokestaticresolved - FBC ldrb r1, [jpc, #2] - DECACHE_STACK - FBC add r0, constpool, r1, lsl #12 - DECACHE_JPC - FBC add r0, r2, asl #4 - - ldr tmp2, [r0, #CP_OFFSET+4] - mov r1, #0 -@ str tmp2, [istate, #ISTATE_CALLEE] - ldr r3, [tmp2, #METHOD_FROM_INTERPRETED] - ldr tmp1, [istate, #ISTATE_THREAD] - str r3, [istate, #36] - str r1, [tmp1, #THREAD_LAST_JAVA_SP] - - add stack, stack, #4 - str stack, [tmp1, #THREAD_JAVA_SP] - - ldr ip, [istate, #36] - ldr r3, [ip, #0] - b normal_dispatch_and_return - - - Opcode invokespecial - ldrb r1, [jpc, #2] - add r0, constpool, r1, lsl #12 - add r0, r0, r2, asl #4 - ldr r2, [r0, #CP_OFFSET] - and r2, r2, #0x00ff0000 - cmp r2, #opc_invokespecial << 16 - blne resolve_invokespecial - FBC mov r0, #opc_invokespecialresolved - FBC b rewrite_bytecode - - FBC Opcode invokespecialresolved - FBC ldrb r1, [jpc, #2] - DECACHE_STACK - FBC add r0, constpool, r1, lsl #12 - DECACHE_JPC - FBC add r0, r2, asl #4 - - ldr r3, [r0, #CP_OFFSET+12] - ldr tmp1, [istate, #ISTATE_THREAD] - and r3, r3, #255 - ldr r2, [stack, r3, asl #2] - mov r1, #0 - SW_NPC cmp r2, #0 - SW_NPC beq null_ptr_exception -.abortentry118: - HW_NPC ldr r3, [r2] @ Only to provoke abort - - ldr tmp2, [r0, #CP_OFFSET+4] - -@ str tmp2, [istate, #ISTATE_CALLEE] - ldr ip, [tmp2, #METHOD_FROM_INTERPRETED] - str r1, [tmp1, #THREAD_LAST_JAVA_SP] - str ip, [istate, #36] - - add stack, stack, #4 - str stack, [tmp1, #THREAD_JAVA_SP] - - ldr r3, [ip, #0] - b normal_dispatch_and_return - - ALIGN_CODE -normal_entry: - stmfd arm_sp!, {regset, lr} - - ldr r7, [r2, #THREAD_STACK_SIZE] - ldr r3, [r2, #THREAD_STACK_BASE] - rsb r3, r7, r3 - rsb r3, r3, arm_sp - cmp r3, #32768 - blt stack_overflow_no_frame - - bl fast_normal_entry - - ldmfd arm_sp!, {regset, pc} - - ALIGN_CODE -fast_normal_entry: - adrl ip, dispatch_init_adcon - mov tmp2, r0 - ldm ip, {r0, r1} - mov tmp1, r2 - add r0, r0, ip - ldr stack, [tmp1, #THREAD_JAVA_SP] - add dispatch, r1, r0 - - stmdb arm_sp!, {fast_regset, lr} - - ldrh r0, [tmp2, #METHOD_MAXLOCALS] - mov r1, #0 - ldrh r3, [tmp2, #METHOD_SIZEOFPARAMETERS] - mov ip, #INTERPRETER_FRAME - ldrh r2, [tmp2, #METHOD_MAXSTACK] - sub r7, r0, r3 - - ldr r3, [tmp1, #THREAD_JAVA_STACK_BASE] - sub r5, stack, r7, lsl #2 - sub r5, r5, #FRAME_SIZE+STACK_SPARE+LEAF_STACK_SIZE - sub r5, r5, r2, lsl #2 - cmp r3, r5 - bcs stack_overflow_before_frame - - subs r5, r7, #2 - tst r7, #1 - strne r1, [stack, #-4]! - bcc 3f -1: - str r1, [stack, #-4] - str r1, [stack, #-8]! - subs r5, r5, #2 - bcs 1b -3: - ldr r3, [tmp1, #THREAD_TOP_ZERO_FRAME] - mov lr, #0 - sub istate, stack, #FRAME_SIZE - sub r2, istate, r2, lsl #2 - str lr, [istate, #ISTATE_MSG] - str r2, [tmp1, #THREAD_JAVA_SP] - sub r5, r2, #4 @ stack limit = istate - stackwords - 4 - str r3, [istate, #ISTATE_NEXT_FRAME] - str ip, [istate, #ISTATE_FRAME_TYPE] -@ str istate, [istate, #ISTATE_SELF_LINK] - str istate, [istate, #ISTATE_MONITOR_BASE] - str r5, [istate, #ISTATE_STACK_LIMIT] - str istate, [istate, #ISTATE_STACK_BASE] - sub locals, stack, #4 - str r1, [istate, #ISTATE_OOP_TEMP] - add locals, locals, r0, lsl #2 - sub stack, istate, #4 - ldr jpc, [tmp2, #METHOD_CONSTMETHOD] - ldr constpool, [tmp2, #METHOD_CONSTANTS] - add ip, istate, #ISTATE_NEXT_FRAME - DISPATCH_START CONSTMETHOD_CODEOFFSET - ldr constpool, [constpool, #CONSTANTPOOL_CACHE] - str ip, [tmp1, #THREAD_TOP_ZERO_FRAME] - USEC ldr r3, [r10, #METHOD_INVOCATIONCOUNTER] - str ip, [tmp1, #THREAD_LAST_JAVA_SP] - DISPATCH_NEXT - USEC ldr lr, [dispatch, #InterpreterInvocationLimit_Address-XXX] - USEC add r3, r3, #INVOCATIONCOUNTER_COUNTINCREMENT - str tmp1, [istate, #ISTATE_THREAD] - USEC ldr lr, [lr] - USEC str r3, [tmp2, #METHOD_INVOCATIONCOUNTER] - str locals, [istate, #ISTATE_LOCALS] - USEC cmp r3, lr - str constpool, [istate, #ISTATE_CONSTANTS] - USEC bcs method_entry_freq_count_overflow - DISPATCH_NEXT - DISPATCH_NEXT - DISPATCH_NEXT - str r10, [istate, #ISTATE_METHOD] -@ mov lr, #0 -@ str lr, [istate, #ISTATE_PREV_LINK] -@ str lr, [istate, #ISTATE_CALLEE] - DISPATCH_FINISH -#ifdef USE_COMPILER -method_entry_freq_count_overflow: - ldr r3, [r10, #METHOD_CONSTMETHOD] - DECACHE_JPC - ldrh r3, [r3, #CONSTMETHOD_CODESIZE] - str r10, [istate, #ISTATE_METHOD] - mov r1, #0 - mov r0, tmp1 - cmp r3, #MAX_FG_METHOD_SIZE - bcc 1f - ldr tmp2, [dispatch, #BackgroundCompilation_Address-XXX] - mov r3, #1 - ldr r5, [tmp2] - str r3, [tmp2] - bl FREQ_COUNT_OVERFLOW - str r5, [tmp2] - b 2f -1: - bl FREQ_COUNT_OVERFLOW -2: - T2 cmp r0, #0 - T2 bne call_thumb2 - CACHE_JPC - CACHE_CP - DISPATCH 0 - -#ifdef THUMB2EE -#define THUMB2_MAXLOCALS 1000 -call_thumb2: - mov ip, r1 - sub r1, locals, #THUMB2_MAXLOCALS * 4 - ldr r2, [istate, #ISTATE_THREAD] - sub r3, locals, #31 * 4 - add stack, stack, #4 - bx ip -#endif // THUMB2EE - -#endif // USE_COMPILER - .global Thumb2_Install -Thumb2_Install: -@ ldr r0, [r0] - str r1, [r0, #METHOD_FROM_INTERPRETED] - bx lr - -handle_return: - ldr tmp2, [istate, #ISTATE_MONITOR_BASE] @ tmp2 = base - - ldr tmp1, [istate, #ISTATE_STACK_BASE] @ tmp1 = end - ldr tmp_xxx, [istate, #ISTATE_THREAD] - - cmp tmp1, tmp2 - blcc return_check_monitors - - mov r3, #0 - ldrb lr, [jpc, #0] - - ldr r2, [tmp_xxx, #THREAD_TOP_ZERO_FRAME] - str r3, [tmp_xxx, #THREAD_LAST_JAVA_SP] - ldr r0, [istate, #ISTATE_METHOD] - ldr r3, [r2, #0] - ldrh r0, [r0, #40] - add r1, r2, #4 - str r3, [tmp_xxx, #THREAD_TOP_ZERO_FRAME] - - add r1, r1, r0, lsl #2 - - cmp lr, #opc_lreturn - cmpne lr, #opc_dreturn - ldreq r0, [stack, #8] - streq r0, [r1, #-4]! - cmpne lr, #opc_ireturn - cmpne lr, #opc_freturn - cmpne lr, #opc_areturn - ldreq r0, [stack, #4] - streq r0, [r1, #-4]! - - str r1, [tmp_xxx, #THREAD_JAVA_SP] - - ldmfd arm_sp!, {fast_regset, pc} - -@ ---------------------------------------------------------------------------------------- -stack_overflow_no_frame: - mov r0, tmp1 - ldr ip, [r0, #THREAD_TOP_ZERO_FRAME] - str ip, [r0, #THREAD_LAST_JAVA_SP] - bl _ZN18InterpreterRuntime24throw_StackOverflowErrorEP10JavaThread - ldmfd arm_sp!, {regset, pc} - -stack_overflow_before_frame: - mov r0, tmp1 - ldr ip, [r0, #THREAD_TOP_ZERO_FRAME] - str ip, [r0, #THREAD_LAST_JAVA_SP] - bl _ZN18InterpreterRuntime24throw_StackOverflowErrorEP10JavaThread - ldmfd arm_sp!, {fast_regset, pc} - -handle_exception_do_not_unlock: - mov r3, #1 - strb r3, [r2, #THREAD_DO_NOT_UNLOCK] - b handle_exception_with_bcp - -abstractmethod_exception: - mov r0, #VMSYMBOLS_AbstractMethodError - b raise_exception -incompatibleclass_exception: - mov r0, #VMSYMBOLS_IncompatibleClassChangeError -raise_exception: - adr r1, null_str -raise_exception_with_msg: - stmdb sp!, {r0, r1} - bl load_dispatch - ldmia sp!, {r0, r1} - DECACHE_JPC - DECACHE_STACK - mov r2, r1 - ldr r1, [dispatch, #VmSymbols_symbols_Address-XXX] - ldr r1, [r1, r0, lsl #2] - ldr r0, [istate, #ISTATE_THREAD] - bl Helper_Raise - b handle_exception_with_bcp -null_str: - .byte 0 - ALIGN_WORD - -invokeinterface_exception_fix: - sub jpc, jpc, #2 -invoke_exception_fix: -invokenative_exception: -return_exception: - sub jpc, jpc, #3 -resolve_exception: -putfield_exception: -getfield_exception: -handle_exception: -@ jpc = Exception PC -@ stack = garbage -@ locals = garbage -@ constpool = garbage - DECACHE_JPC -handle_exception_with_bcp: - bl load_dispatch - CACHE_JPC - ldr stack, [istate, #ISTATE_STACK_BASE] - sub stack, stack, #4 - DECACHE_STACK - cmp jpc, #0 - beq 1f - - mov r0, istate - ldr r1, [istate, #ISTATE_THREAD] - bl Helper_HandleException - cmp r0, #0 - beq 1f - - mov jpc, r0 - CACHE_STACK - CACHE_LOCALS - CACHE_CP - DISPATCH 0 -1: - ldr tmp2, [istate, #ISTATE_MONITOR_BASE] @ tmp2 = base - - ldr tmp1, [istate, #ISTATE_STACK_BASE] @ tmp1 = end - ldr tmp_xxx, [istate, #ISTATE_THREAD] - - mov r3, #0 - ldrb r0, [tmp_xxx, #THREAD_DO_NOT_UNLOCK] - strb r3, [tmp_xxx, #THREAD_DO_NOT_UNLOCK] - cmp r0, #0 - bne 2f - - cmp tmp1, tmp2 - blcc return_check_monitors - -2: - mov r3, #0 - - ldr r2, [tmp_xxx, #THREAD_TOP_ZERO_FRAME] - str r3, [tmp_xxx, #THREAD_LAST_JAVA_SP] - ldr r0, [istate, #ISTATE_METHOD] - ldr r3, [r2, #0] - ldrh r0, [r0, #40] - add r1, r2, #4 - str r3, [tmp_xxx, #THREAD_TOP_ZERO_FRAME] - - add r1, r1, r0, lsl #2 - - str r1, [tmp_xxx, #THREAD_JAVA_SP] - - ldmfd arm_sp!, {fast_regset, pc} - -return_check_monitors: - stmdb arm_sp!, {r4, lr} - - ldr r2, [istate, #ISTATE_METHOD] - ldr r4, [r2, #METHOD_ACCESSFLAGS] - tst r4, #1<<5 - subne tmp2, tmp2, #8 - cmp tmp1, tmp2 - bcs 2f -1: - ldr r3, [tmp1, #4] - cmp r3, #0 - bne 3f - add tmp1, tmp1, #8 - cmp tmp1, tmp2 - bcc 1b - -2: - tst r4, #1<<5 - - ldmeqia arm_sp!, {r4, pc} - - ldr tmp1, [tmp2, #4] @ base->obj == NULL - cmp tmp1, #0 - beq 4f - - ldr r0, [tmp2, #0] @ r0 = header - mov r3, #0 - cmp r0, #0 - str r3, [tmp2, #4] @ base->obj = NULL - - ldmeqia arm_sp!, {r4, pc} - - mov r1, tmp1 - mov r2, tmp2 - bl cmpxchg_ptr - cmp tmp2, r0 - - ldmeqia arm_sp!, {r4, pc} - - str tmp1, [tmp2, #4] - - mov r1, tmp2 - ldr r0, [istate, #ISTATE_THREAD] - bl Helper_synchronized_exit - - ldmeqia arm_sp!, {r4, pc} - -3: - ldr r0, [istate, #ISTATE_THREAD] - bl Helper_RaiseIllegalMonitorException - b 2b - -4: - ldr r0, [istate, #ISTATE_THREAD] - bl Helper_RaiseIllegalMonitorException - ldmia arm_sp!, {r4, pc} - - ALIGN_CODE -accessor_entry: - b slow_accessor_entry - - ALIGN_CODE -slow_accessor_entry: - USEC adrl ip, dispatch_init_adcon - USEC ldr r3, [ip] - USEC add r3, r3, ip - USEC ldr ip, [ip, #invocationlimit_adcon-dispatch_init_adcon] - USEC ldr ip, [r3, ip] - - USEC ldr r3, [r0, #METHOD_INVOCATIONCOUNTER] - USEC ldr ip, [ip, #0] - USEC add r3, r3, #INVOCATIONCOUNTER_COUNTINCREMENT - USEC str r3, [r0, #METHOD_INVOCATIONCOUNTER] - USEC cmp r3, ip - USEC bcs normal_entry - - ldr r1, [r0, #METHOD_CONSTMETHOD] - ldrb r3, [r1, #CONSTMETHOD_CODEOFFSET+2] - ldrb r1, [r1, #CONSTMETHOD_CODEOFFSET+3] - ldr ip, [r0, #METHOD_CONSTANTS] - ldr ip, [ip, #CONSTANTPOOL_CACHE] - orr r3, r3, r1, lsl #8 @ r3 = index - - add r1, ip, #CP_OFFSET - ldr r3, [r1, r3, lsl #4]! @ r1 = cache, r3 = flags - ldr ip, [r2, #THREAD_JAVA_SP] @ ip == stack - and r3, r3, #0x00ff0000 - cmp r3, #opc_getfield << 16 - ldr r3, [ip, #0] - bne normal_entry - - cmp r3, #0 - beq normal_entry - - ldr r0, [r1, #12] - ldr r1, [r1, #8] - movs r0, r0, lsr #29 - bls accessor_non_w - - ldr r0, [r3, r1] - str r0, [ip, #0] - bx lr - -.fast_accessor_non_w: - bcs .fast_accessor_h - beq .fast_accessor_sb - tst lr, #2 - bne .fast_accessor_dw -.fast_accessor_sh: - DISPATCH_STATE 2 - DISPATCH_NEXT - ldrsh tmp1, [r2, r3] - DISPATCH_NEXT - DISPATCH_NEXT - PUT_STACK 0, tmp1 - DISPATCH_FINISH -.fast_accessor_h: - DISPATCH_STATE 2 - DISPATCH_NEXT - ldrh tmp1, [r2, r3] - DISPATCH_NEXT - DISPATCH_NEXT - PUT_STACK 0, tmp1 - DISPATCH_FINISH -.fast_accessor_sb: - DISPATCH_STATE 2 - DISPATCH_NEXT - ldrsb tmp1, [r2, r3] - DISPATCH_NEXT - DISPATCH_NEXT - PUT_STACK 0, tmp1 - DISPATCH_FINISH -.fast_accessor_dw: - DISPATCH_STATE 2 - add tmp1, r2, r3 - DISPATCH_NEXT - ldm tmp1, {tmp2, tmp1} - DISPATCH_NEXT - PUT_STACK 0, tmp1 - DISPATCH_NEXT - PUSH tmp2 - DISPATCH_FINISH - -div_zero_jpc_1: - sub jpc, jpc, #1 -.lrem_0: -.ldiv_0: -divide_by_zero_exception: - mov r0, #VMSYMBOLS_ArithmeticException - adr r1, div_zero_msg - b raise_exception_with_msg -div_zero_msg: - .ascii "/ by int zero\000" - ALIGN_WORD - -array_bound_exception_jpc_4_r3: - sub jpc, jpc, #1 -array_bound_exception_jpc_3_r3: - sub jpc, jpc, #1 -array_bound_exception_jpc_2_r3: - sub jpc, jpc, #1 -array_bound_exception_jpc_1_r3: - sub jpc, jpc, #1 -array_bound_exception_jpc_0_r3: - mov r2, r3 - b array_bounds_exception -array_bound_exception_jpc_1_tmp2: - sub jpc, jpc, #1 -array_bound_exception_jpc_0_tmp2: - mov r2, tmp2 - b array_bounds_exception -array_bound_exception_jpc_3: - sub jpc, jpc, #1 -array_bound_exception_jpc_2: - sub jpc, jpc, #1 -array_bound_exception_jpc_1: - sub jpc, jpc, #1 -array_bound_exception_jpc_0: -array_bounds_exception: - DECACHE_JPC - DECACHE_STACK - mov r1, r2 - ldr r0, [istate, #ISTATE_THREAD] - bl Helper_RaiseArrayBoundException - b handle_exception_with_bcp - -#ifndef HW_NULL_PTR_CHECK -null_ptr_exception_jpc_5: - sub jpc, jpc, #1 -null_ptr_exception_jpc_4: - sub jpc, jpc, #1 -null_ptr_exception_jpc_3: - sub jpc, jpc, #1 -null_ptr_exception_jpc_2: - sub jpc, jpc, #1 -null_ptr_exception_jpc_1: - sub jpc, jpc, #1 -null_ptr_exception_jpc_0: -#endif -null_ptr_exception: - mov r0, #VMSYMBOLS_NullPointerException - b raise_exception - -@ ==== SW FP ============================================================================== - - Opcode fadd - POP r0, r1 - bl __aeabi_fadd - PUSH r0 - DISPATCH 1 - - Opcode fsub - POP r1 - POP r0 - bl __aeabi_fsub - PUSH r0 - DISPATCH 1 - - Opcode fmul - POP r0, r1 - bl __aeabi_fmul - PUSH r0 - DISPATCH 1 - - Opcode fdiv - POP r1 - POP r0 - bl __aeabi_fdiv - PUSH r0 - DISPATCH 1 - - Opcode ddiv - POP r2, r3 - POP r0, r1 - bl __aeabi_ddiv - PUSH r0, r1 - DISPATCH 1 - - Opcode fcmpl - ldmib stack, {r0, r1} - bl __aeabi_fcmpgt - cmp r0, #0 - movne r3, #-1 - bne 3f - ldmib stack, {r0, r1} - bl __aeabi_fcmplt - cmp r0, #0 - movne r3, #1 - bne 3f - ldmib stack, {r0, r1} - bl __aeabi_fcmpeq - cmp r0, #0 - movne r3, #0 - moveq r3, #-1 -3: - DISPATCH_START 1 - add stack, stack, #8 - DISPATCH_NEXT - PUSH r3 - DISPATCH_FINISH - - Opcode fcmpg - ldmib stack, {r0, r1} - bl __aeabi_fcmpgt - cmp r0, #0 - movne r3, #-1 - bne 4f - ldmib stack, {r0, r1} - bl __aeabi_fcmplt - cmp r0, #0 - movne r3, #1 - bne 4f - ldmib stack, {r0, r1} - bl __aeabi_fcmpeq - cmp r0, #0 - movne r3, #0 - moveq r3, #1 -4: - DISPATCH_START 1 - add stack, stack, #8 - DISPATCH_NEXT - PUSH r3 - DISPATCH_FINISH - - Opcode dcmpl - ldmib stack, {r0, r1, r2, r3} - bl __aeabi_dcmpgt - cmp r0, #0 - movne r3, #-1 - bne 5f - ldmib stack, {r0, r1, r2, r3} - bl __aeabi_dcmplt - cmp r0, #0 - movne r3, #1 - bne 5f - ldmib stack, {r0, r1, r2, r3} - bl __aeabi_dcmpeq - cmp r0, #0 - movne r3, #0 - moveq r3, #-1 -5: - DISPATCH_START 1 - add stack, stack, #16 - DISPATCH_NEXT - PUSH r3 - DISPATCH_FINISH - - Opcode dcmpg - ldmib stack, {r0, r1, r2, r3} - bl __aeabi_dcmpgt - cmp r0, #0 - movne r3, #-1 - bne 6f - ldmib stack, {r0, r1, r2, r3} - bl __aeabi_dcmplt - cmp r0, #0 - movne r3, #1 - bne 6f - ldmib stack, {r0, r1, r2, r3} - bl __aeabi_dcmpeq - cmp r0, #0 - movne r3, #0 - moveq r3, #1 -6: - DISPATCH_START 1 - add stack, stack, #16 - DISPATCH_NEXT - PUSH r3 - DISPATCH_FINISH - -@ ==== Fast SW FP emulation =============================================================== - -#define al r0 -#define ah r1 -#define bl r2 -#define bh r3 -#define tmp tmp1 -#define sh r12 -#define ex_add r14 - -@ TOS = TOSM1 + TOS -@ What we actually do is TOS = TOS + TOSM1 -@ --- do_dadd_vtos ------------------------------------------------- - Opcode dadd - POP al, ah, bl, bh - mov tmp, #0xff000000 - orr tmp, tmp, #0x00e00000 - bics ex_add, tmp, ah, LSL #1 - bicnes ex_add, tmp, bh, LSL #1 - beq .dadd_naninf - teq ah, bh - eormi bh, bh, #1 << 31 - bmi ._dsub1 -._dadd1: - subs ex_add, al, bl - sbcs sh, ah, bh - bhs .dadd_swapped - adds bl, bl, ex_add - adc bh, bh, sh - subs al, al, ex_add - sbc ah, ah, sh -.dadd_swapped: - mov ex_add, ah, LSR #20 - sub sh, ex_add, bh, LSR #20 - tst tmp, bh, LSL #1 - beq .dadd_uncommon - bic ah, ah, ex_add, LSL #20 - bic bh, bh, tmp - orr bh, bh, #1 << 20 -.dadd_doadd: - rsbs tmp, sh, #32 - blo .dadd_bigshift -.dadd_smallshift: - adds al, al, bl, LSR sh - adc ah, ah, bh, LSR sh - adds al, al, bh, LSL tmp - adcs ah, ah, #0 - cmp ah, #1 << 20 - bhs .dadd_carry - add ah, ah, ex_add, LSL #20 @ add exponent -.dadd_nocarry: - movs bl, bl, LSL tmp @ round and sticky bits - bpl .dadd_exit - adds al, al, #1 - movccs bl, bl, LSL #1 @ is sticky bit zero? - bne .dadd_exit -.dadd_roundeven: - cmp al, #0 - bicne al, al, #1 @ RTE if carry didn't occur - adceq ah, ah, #0 @ increment high word if it did -.dadd_check_overflow_inx: - mov bh, ah, LSL #1 - cmp bh, #0xFFE00000 - blo .dadd_exit - subhs ah, ah, #3<<29 @ bias exponent - b .return_double_Inf -.dadd_bigshift: - cmp bl, #1 - adc bl, bh, bh - sub sh, sh, #32 @ nonzero - rsbs tmp, sh, #31 @ sets C if within a word - movlo tmp, #0 @ C clear if sh > 31 - addhss al, al, bh, LSR sh - adc ah, ah, ex_add, LSL #20 - cmp ex_add, ah, LSR #20 - beq .dadd_nocarry - sub ah, ah, ex_add, LSL #20 -.dadd_carry: - add ah, ah, #1 << 20 - movs ah, ah, LSR #1 - add ah, ah, ex_add, LSL #20 - movs al, al, RRX - bcc .dadd_check_overflow_exact - adcs al, al, #0 - movccs tmp, bl, LSL tmp @EQ = round to even - bne .dadd_check_overflow_exact - b .dadd_roundeven -.dadd_rnearup_carry: - adds al, al, #1 - movccs bl, bl, LSL #1 @ is sticky bit zero? - bne .dadd_check_overflow_inx - b .dadd_roundeven -.dadd_check_overflow_exact: - mov bh, ah, LSL #1 - cmp bh, #0xFFE00000 - blo .dadd_exit - sub ah, ah, #3<<29 @ bias exponent - -.return_double_Inf: - and a3, ah, #0x80000000 -.return_double_Inf_1: - mov al, #0 - mov ah, #0x7f000000 - orr ah, ah, #0x00f00000 - orr ah,ah,a3 -.dadd_exit: - PUSH al, ah - DISPATCH 1 - -.dadd_uncommon: - orrs tmp, bl, bh, LSL #1 @ Is b zero or denormal? - beq .dadd_bzero - movs tmp, ex_add, LSL #21 - bic ah, ah, ex_add, LSL #20 - bicne bh, bh, #1 << 31 - subne sh, sh, #1 @ adjust exponent to fake exp_b = 1 - bne .dadd_doadd - adds al, al, bl - adc ah, ah, bh - b .daddsub_denorm -.dadd_bzero: - movs tmp, ex_add, LSL #21 @ is a denormal? - bne .dadd_exit - orrs tmp, al, ah, LSL #1 @ a zero? - beq .dadd_exit - b .daddsub_denorm - -.dadd_naninf: - cmp al, #1 @ sets C if al!=0 - adc ex_add, ah, ah - cmp bl, #1 - adc sh, bh, bh - cmp ex_add, tmp @ HI if a is NaN - cmpls sh, tmp @ HI if either is NaN - bhi .return_double_NaN - cmp ex_add, sh - beq .dadd_twoinf - cmp ex_add, tmp @ EQ if a is Inf - movne ah, bh - movne al, bl - b .dadd_exit -.dadd_twoinf: - teq ah, bh - bpl .dadd_exit - b .return_double_NaN - -@ --- do_dsub_itos ------------------------------------------------- - Opcode dsub - POP al, ah, bl, bh - mov tmp, #0xff000000 - orr tmp, tmp, #0x00e00000 - bics ex_add, tmp, ah, LSL #1 - bicnes ex_add, tmp, bh, LSL #1 - beq .drsb_naninf - teq ah, bh - eor ah, ah, #1 << 31 - bmi ._dadd1 - eor bh, bh, #1 << 31 -._dsub1: - subs ex_add, al, bl - sbcs sh, ah, bh - bhs .dsub_swapped -.dsub_do_swap: - eor sh, sh, #1 << 31 @ negate a and b as a - b == -b - -a - adds bl, bl, ex_add - adc bh, bh, sh - subs al, al, ex_add - sbc ah, ah, sh -.dsub_swapped: - mov ex_add, ah, LSR #20 - sub sh, ex_add, bh, LSR #20 - tst tmp, bh, LSL #1 - beq .dsub_uncommon - bic ah, ah, ex_add, LSL #20 - bic bh, bh, tmp, ASR #1 - rsbs bl, bl, #0 - rsc bh, bh, tmp, ASR #1 @ 0xffe00000 >> 1 = -(1 << 20) -.dsub_dosub: - rsbs tmp, sh, #32 - blo .dsub_bigshift -.dsub_smallshift: - adds al, al, bl, LSR sh - adc ah, ah, bh, ASR sh - adds al, al, bh, LSL tmp - adcs ah, ah, #0 - bmi .dsub_borrow -.dsub_noborrow: - add ah, ah, ex_add, LSL #20 - movs bl, bl, LSL tmp -.dsub_dorounding: - bpl .dsub_exit - adds al, al, #1 @ Z flag set if carry to high word - cmpne bl, #0x80000000 @ check we don't have to round to even - bne .dsub_exit - cmp al, #0 - addeq ah, ah, #1 - bicne al, al, #1 - b .dsub_exit -.dsub_bigshift: - cmp bl, #1 - adc bl, bh, bh - sub sh, sh, #32 - rsbs tmp, sh, #31 - blo .dsub_hugeshift - adds al, al, bh, ASR sh - adcs ah, ah, #-1 - bpl .dsub_noborrow -.dsub_borrow: - add tmp, tmp, #1 - movs tmp, bl, LSL tmp - adcs al, al, al @ shift al,ah left including guard bit - adc ah, ah, ah - add sh, ah, ex_add, LSL #21 @ ah = 0xFFE00000 + fraction. Adding - movs sh, sh, LSR #21 @ C-bit is clear if bit 20 of ah - bls .dsub_renormalize @ clear, so 2 bits or more - add ah, ah, ex_add, LSL #20 - adds al, al, tmp, LSR #31 @ C and Z flag are set if carry over - cmpcc tmp, #0x80000000 @ check that we don't have to round - bne .dsub_exit - cmp al, #0 - addeq ah, ah, #1 - bicne al, al, #1 - b .dsub_exit -.dsub_renormalize: - bcs .dsub_ex_one - adds ah, ah, #1 << 21 - cmpeq al, #0 - beq .dsub_retzero @ go and deal with it, if so - mov sh, ex_add, LSR #11 - bic ex_add, ex_add, #1 << 11 - sub ex_add, ex_add, #2 @ for leading bit -.dsub_renormloop: @ TODO: add loop for 8 bit per cycle renorm - adds al, al, al - adc ah, ah, ah - sub ex_add, ex_add, #1 - tst ah, #1 << 20 - beq .dsub_renormloop - add ah, ah, sh, LSL #31 - add ah, ah, ex_add, LSL #20 - cmp ex_add, #0 - bgt .dsub_exit - add ah, ah, #3 << 29 @ bias exponent - @ Rounding direction indicator is zero (denormal results are exact) - mov ip, #0 - b .__dunder -.dsub_hugeshift: -.dsub_return: - add ah, ah, ex_add, LSL #20 -.dsub_return1: -.dsub_exit: - PUSH al, ah - DISPATCH 1 -.dsub_ex_one: @ underflow when ex = 1 - shift back to denorm - movs ah, ah, ASR #1 - mov al, al, RRX - add ah, ah, ex_add, LSL #20 - b .dsub_denorm -.dsub_uncommon: - orrs tmp, bl, bh, LSL #12 @ is b zero or denorm? - beq .dsub_bzero - movs tmp, ex_add, LSL #21 - bic ah, ah, ex_add, LSL #20 - beq .dsub_both_denorm - bic bh, bh, #1 << 31 - sub sh, sh, #1 - rsbs bl, bl,#0 - rsc bh, bh,#0 - b .dsub_dosub -.dsub_both_denorm: - subs al, al, bl - sbc ah, ah, bh - b .dsub_denorm -.dsub_bzero: - orrs tmp, al, ah, LSL #1 - bne .dsub_denorm @ return a@ but it might be denormal -.dsub_retzero: - mov ah, #0 @ clear sign bit (al is already 0) - b .dsub_exit -.dsub_denorm: -.daddsub_denorm: - movs bl, ah, LSL #1 @ discard sign bit - tsteq al, al @ do we have a zero? - beq .dsub_retzero @ yes@ go and ensure the right sign - b .dsub_exit -.drsb_naninf: - @ Handle NaNs and infinities in reverse subtraction. We - @ just swap the operands and go to dsub_naninf. - eor ah, ah, bh - eor al, al, bl - eor bh, bh, ah - eor bl, bl, al - eor ah, ah, bh - eor al, al, bl -.dsub_naninf: - cmp al, #1 @ sets C if al!=0 - adc ex_add, ah, ah - cmp bl, #1 - adc sh, bh, bh - cmp ex_add, tmp @ HI if a is NaN - cmpls sh, tmp @ HI if either is NaN - bhi .return_double_NaN - cmp ex_add, sh - beq .dsub_twoinf - cmp ex_add, tmp @ EQ if a is Inf - eorne ah, bh, #0x80000000 - movne al, bl - b .dsub_exit -.dsub_twoinf: - teq ah, bh - bmi .dsub_exit - -.return_double_NaN: - and a3, ah, #0x80000000 - mov al, #0 - mov ah, #0x7f000000 - orr ah, ah, #0x00f80000 - orr ah,ah,a3 - b .dsub_exit - -@ === underflow handler ================================================ - -#define INX_pos 30 -#define INX_bit (1<<30) - -#define exp r2 -#define temp r3 - -.__dunder: - tst ah, ah - orrmi ip, ip, #1<<16 - mov temp, #0x600 - mov exp, ah, LSR #20 @ find the exponent - add temp, temp, #1 - bic ah, ah, exp, LSL #20 @ remove exponent from mantissa - bic exp, exp, #0x800 @ lose the sign bit - sub exp, temp, exp - orr ah, ah, #1<<20 @ put on mantissa leading bit - cmp exp, #53 - bhi .dunder_stickyonly - beq .dunder_roundbit - cmp exp, #21 - blo .dunder_hiword - subs exp, exp, #32 - bls .dunder_hiloword -.dunder_loloword: - rsb temp, exp, #32 - cmp al, #0 - mov al, ah, LSR exp - mov exp, ah, LSL temp - orrne exp, exp, #1 - mov ah, #0 - b .dunder_round -.dunder_hiloword: - rsb temp, exp, #0 - add exp, exp, #32 - mov ah, ah, LSL temp - orr ah, ah, al, LSR exp - mov exp, al, LSL temp - mov al, ah - mov ah, #0 - b .dunder_round -.dunder_hiword: - rsb temp, exp, #32 - mov tmp, al, LSL temp - mov temp, ah, LSL temp - orr al, temp, al, LSR exp - mov ah, ah, LSR exp - mov exp, tmp - b .dunder_round -.dunder_roundbit: - orrs exp, al, ah, LSL #12 - mov al, #0 - mov ah, #0 - mov exp, #0x80000000 - addne exp, exp, #1 - b .dunder_round -.dunder_stickyonly: - mov exp, #1 - mov ah, #0 - mov al, #0 -.dunder_round: - tst ip, #1<<16 - bic ip, ip, #1<<16 - orrne ah, ah, #0x80000000 - tst exp, exp - beq .dsub_exit - movs exp, exp, LSL #1 @ round bit in C, sticky in ~Z - bcc .dunder_rerounded @ if no round bit, we're done - beq .dunder_roundeven @ RTE is tricky due to rerounding -.dunder_roundup: - adds al, al, #1 @ round up - adc ah, ah, #0 -.dunder_rerounded: - b .dsub_exit -.dunder_roundeven: - movs exp, ip, ASR #INX_pos @ get -1, 0, +1 from direction bits - bmi .dunder_roundup @ if -1, round up unconditionally - bne .dunder_rerounded @ if +1, round down unconditionally - adds al, al, #1 @ round up ... - adc ah, ah, #0 - bic al, al, #1 @ ... and then to even - b .dunder_rerounded - -@ === MULTIPLY Double =================================================== - -#define ex_m r14 -#define uh r12 -#define ul r4 -#define rs r4 -#define th r5 -#define tl r11 - -@ --- do_dmul_itos ------------------------------------------------- - Opcode dmul - POP al, ah, bl, bh - stmdb arm_sp!, {r4, r5} - mov tmp, #0x7f00000 - orr tmp, tmp, #0x00f0000 - bics ex_m, tmp, ah, LSR #4 @ test for Infs or NaNs - bicnes ex_m, tmp, bh, LSR #4 - beq .dmul_naninf - and ex_m, tmp, ah, LSR #4 @ get exponent of a - eor th, ah, bh @ compute sign of result - orr ex_m, ex_m, th, LSR #31 @ and save it at bottom of ex - ands th, tmp, bh, LSR #4 @ get exponent of b, and test - tstne ah, tmp, LSL #4 @ for zeros/denorms ... - beq .dmul_zerodenorm @ go and renormalise if we got any -.dmul_normalised: - add ex_m, ex_m, th @ calculate exponent of result - sub ex_m, ex_m, #0x3FC0000 @ rebias exponent mostly - bic ah, ah, tmp, LSL #5 @ clear sign and all but lo bit of exp - bic bh, bh, tmp, LSL #5 - orr ah, ah, #1<<20 @ set leading bit on mantissa - orr bh, bh, #1<<20 @ set leading bit on mantissa -.dmul_mantmul: - umull ul, uh, ah, bl - umull tl, th, al, bh - adds tl, tl, ul - adcs th, th, uh @ carry from here is used below - umull ul, uh, ah, bh @ uh:ul is top part - adc bh, uh, #0 @ get carry from above addition - umull ah, uh, al, bl @ uh:ah is bottom part - adds tl, tl, uh - adcs th, th, ul - adcs bh, bh, #0 - tst ah, ah - orrne tl, tl, #1 @ don't lose sticky bit - mov bl, #-4 - mov uh, #32-12 @ uh will be corresponding right shift - cmp bh, #0x200 @ C set if it's 11 bits - adc uh, uh, #0 - adc bl, bl, ex_m, ASR #16 @ increment exponent correspondingly - rsb ul, uh, #32 @ ul is left shift - mov ah, bh, LSL ul - mov al, th, LSL ul - orr ah, ah, th, LSR uh - orr al, al, tl, LSR uh - add ah, ah, bl, LSL #20 @ put exponent back on (may wrap - eor ah, ah, ex_m, LSL #31 @ put sign back on (with EOR so that - movs rs, tl, LSL ul @ compute the round word - beq .dmul_exact - movs uh, rs, LSL #1 @ rs is already in place - movcc rs, #-INX_bit @ direction indicator: rounded down - bcc .dmul_rounded - orreq bh, bh, #1<<31 @ save the round-to-even bit - adcs al, al, #0 @ round up if necessary - adc ah, ah, #0 - mov rs, #INX_bit @ direction indicator: rounded up - tst al, bh, LSR #31 @ does RTE do anything? - bic al, al, bh, LSR #31 @ perform RTE - movne rs, #-INX_bit @ if RTE had effect, we rounded down -.dmul_exact: -.dmul_rounded: - teq ah, ex_m, LSL #31 @ do the signs agree? - mov uh, #0x70000000 @ even if so, need to test exp 0/7FF - orr uh, uh, #0x0ff00000 - bmi .dmul_outflow @ if not, UFL or OFL - tst ah, uh - bicnes uh, uh, ah @ is exp 0 or 7FF? - beq .dmul_outflow -.dmul_exit: - ldmia arm_sp!, {r4, r5} - PUSH al, ah - DISPATCH 1 - -.dmul_rdirect: - movs ul, ex_m, LSL #31 @ put sign bit in N - tstpl uh, #2 << 22 @ if +ve: EQ iff round up. Keeps PL - tstmi uh, #1 << 22 @ if -ve: EQ iff round up. - moveq rs, #INX_bit @ rounded up - movne rs, #-INX_bit @ rounded down - addeqs al, al, #1 @ may set C - adc ah, ah, #0 - b .dmul_rounded - -.dmul_outflow: - cmp ex_m, #0x400<<16 @ Which ballpark are we in? - addle ah, ah, #0x60000000 @ Bias up if underflow - subge ah, ah, #0x60000000 @ Bias down if overflow - mov ip, rs - ldmia arm_sp!, {r4, r5} - ble .__dunder @ underflow - b .return_double_Inf - -.dmul_zerodenorm: - orrs ul, al, ah, LSL #1 @ is a zero? - orrnes ul, bl, bh, LSL #1 @ or is b zero? - beq .dmul_zero @ Return zero if so - - tst th, th @ is b denormal? - beq .dmul_renorm_op2 -.dmul_done_op2: - bics ul, ex_m, #1 @ is a denormal? (careful of sign bit) - beq .dmul_renorm_op1 - b .dmul_normalised -.dmul_zero: - mov al, #0 @ clear low word - mov ah, ex_m, LSL #31 @ get sign of result and clear hi word - b .dmul_exit - -.dmul_renorm_op1: - add ex_m, ex_m, #1<<16 @ correct the exponent - bic ah, ah, #0x80000000 @ this will get in our way - orrs tl, ah, al, LSR #12 @ is highest set bit in low twelve? - moveq al, al, LSL #20 @ if so, move it up - subeq ex_m, ex_m, #20<<16 @ and adjust exponent - tst ah, ah @ is highest set bit in low word? - moveq ah, al, LSR #12 @ if so, move up by 20 - moveq al, al, LSL #20 - subeq ex_m, ex_m, #20<<16 @ and adjust exponent - mov ul, #0 @ shift of top word - movs tl, ah, LSR #(21-16) @ is highest set bit within 16 of top? - moveq ah, ah, LSL #16 @ if not, move up - addeq ul, ul, #16 @ and adjust exponent - movs tl, ah, LSR #(21-8) @ is highest set bit within 8 of top? - moveq ah, ah, LSL #8 @ if not, move up - addeq ul, ul, #8 @ and adjust exponent - movs tl, ah, LSR #(21-4) @ is highest set bit within 4 of top? - moveq ah, ah, LSL #4 @ if not, move up - addeq ul, ul, #4 @ and adjust exponent - movs tl, ah, LSR #(21-2) @ is highest set bit within 2 of top? - moveq ah, ah, LSL #2 @ if not, move up - addeq ul, ul, #2 @ and adjust exponent - movs tl, ah, LSR #(21-1) @ is highest set bit within 1 of top? - moveq ah, ah, LSL #1 @ if not, move up - addeq ul, ul, #1 @ and adjust exponent - - sub ex_m, ex_m, ul, LSL #16 @ calculate final pseudo exponent - mov tl, al, LSL ul @ shift low word up by same amout - rsb ul, ul, #32 @ compute reverse shift for al - orr ah, ah, al, LSR ul @ put in high end of low word - mov al, tl - - mov tmp, #0x7f00000 - orr tmp, tmp, #0x00f0000 - - b .dmul_normalised - -.dmul_renorm_op2: - add th, th, #1<<16 @ correct the exponent - bic bh, bh, #0x80000000 @ this will get in our way - orrs tl, bh, bl, LSR #12 @ is highest set bit in low twelve? - moveq bl, bl, LSL #20 @ if so, move it up - subeq th, th, #20<<16 @ and adjust exponent - tst bh, bh @ is highest set bit in low word? - moveq bh, bl, LSR #12 @ if so, move up by 20 - moveq bl, bl, LSL #20 - subeq th, th, #20<<16 @ and adjust exponent - mov ul, #0 @ shift of top word - movs tl, bh, LSR #(21-16) @ is highest set bit within 16 of top? - moveq bh, bh, LSL #16 @ if not, move up - addeq ul, ul, #16 @ and adjust exponent - movs tl, bh, LSR #(21-8) @ is highest set bit within 8 of top? - moveq bh, bh, LSL #8 @ if not, move up - addeq ul, ul, #8 @ and adjust exponent - movs tl, bh, LSR #(21-4) @ is highest set bit within 4 of top? - moveq bh, bh, LSL #4 @ if not, move up - addeq ul, ul, #4 @ and adjust exponent - movs tl, bh, LSR #(21-2) @ is highest set bit within 2 of top? - moveq bh, bh, LSL #2 @ if not, move up - addeq ul, ul, #2 @ and adjust exponent - movs tl, bh, LSR #(21-1) @ is highest set bit within 1 of top? - moveq bh, bh, LSL #1 @ if not, move up - addeq ul, ul, #1 @ and adjust exponent - - sub th, th, ul, LSL #16 @ calculate final pseudo exponent - mov tl, bl, LSL ul @ shift low word up by same amout - rsb ul, ul, #32 @ compute reverse shift for bl - orr bh, bh, bl, LSR ul @ put in high end of low word - mov bl, tl - - mov tmp, #0x7f00000 - orr tmp, tmp, #0x00f0000 - - b .dmul_done_op2 - -.dmul_naninf: - mov uh, ah, LSL #1 @ discard sign bit on a - mov ul, bh, LSL #1 @ and on b - cmp uh, tmp, LSL #5 @ HI if ah shows a to be NaN - cmpeq al, #0 @ now HI if a is NaN - cmpls ul, tmp, LSL #5 @ another chance to set HI ... - cmpeq bl, #0 @ ... if b is NaN - bhi .dmul_ivo - orrs ul, al, ah, LSL #1 @ is a zero? - orrnes ul, bl, bh, LSL #1 @ or is b zero? - beq .dmul_ivo - eor ah, ah, bh - mov al, #0 - and ah, ah, #0x80000000 - orr ah, ah, tmp, LSL #4 - b .dmul_exit - -.dmul_ivo: - ldmia arm_sp!, {r4, r5} - b .return_double_NaN - -#undef al -#undef ah -#undef bl -#undef bh -#undef tmp -#undef sh -#undef ex_add - -#undef INX_pos -#undef INX_bit - -#undef exp -#undef temp - -#undef ex_m -#undef uh -#undef ul -#undef rs -#undef th -#undef tl - -@ --- ignore_safepoints --------------------------------------------------------------------------- - .global _ZN14CppInterpreter17ignore_safepointsEv - .type _ZN14CppInterpreter17ignore_safepointsEv, %function -_ZN14CppInterpreter17ignore_safepointsEv: -#ifdef NOTICE_SAFEPOINTS - adrl ip, dispatch_init_adcon - ldm ip, {r2, r3} - add r2, r2, ip - add ip, r3, r2 - ldr r2, [ip, #AbstractInterpreter_notice_safepoints-XXX] - ldrb r1, [r2, #0] @ zero_extendqisi2 - cmp r1, #0 - bxeq lr - mov r3, #0 - strb r3, [r2, #0] - adrl r3, main_dispatch_table -#ifdef HW_FP - ldr r0, [ip, #CPUInfo-XXX] - tst r0, #ARCH_VFP - beq 2f -#endif - mov r2, #256 -1: - ldr r1, [r3], #4 - str r1, [ip], #4 - subs r2, r2, #1 - bne 1b - sub ip, ip, #4 * 256 - b 4f - -@ No HW FP - must update the table from a combination main_dispatch_table and -@ vfp_table. Previously this updated from main_dispatch_table first, and then -@ overwrite the updated entries with those from vfp_table. However, this creates -@ a window where the jump table has vfp entries, so in a multithreaded world we -@ can get undefined VFP instructions. -@ The code below updates from both tables simultaneously. Note: this relies on -@ the enties in vfp_table being in opcode order. -#ifdef HW_FP -2: - stmdb arm_sp!, {r4, lr} - mov r2, #0 - adrl r0, vfp_table - ldr r4, [r0], #4 -3: - ldr r1, [r3], #4 - cmp r2, r4 - ldreq r1, [r0], #4 - ldreq r4, [r0], #4 - str r1, [ip], #4 - add r2, r2, #1 - cmp r2, #256 - bcc 3b - sub ip, ip, #4 * 256 - ldmia arm_sp!, {r4, lr} -#endif // HW_FP - -4: - ldr r0, [ip, #CPUInfo-XXX] - tst r0, #ARCH_CLZ - beq 5f - - adrl r0, do_idiv_clz - str r0, [ip, #opc_idiv * 4] - adrl r0, do_irem_clz - str r0, [ip, #opc_irem * 4] - -5: -#endif // NOTICE_SAFEPOINTS - - bx lr - -@ --- notice_safepoints --------------------------------------------------------------------------- - .global _ZN14CppInterpreter17notice_safepointsEv - .type _ZN14CppInterpreter17notice_safepointsEv, %function -_ZN14CppInterpreter17notice_safepointsEv: -#ifdef NOTICE_SAFEPOINTS - adrl ip, dispatch_init_adcon - ldm ip, {r2, r3} - add r2, r2, ip - add ip, r3, r2 - ldr r2, [ip, #AbstractInterpreter_notice_safepoints-XXX] - ldrb r1, [r2, #0] @ zero_extendqisi2 - cmp r1, #0 - bxne lr - mov r3, #1 - strb r3, [r2, #0] - adrl r3, safe_dispatch_table - mov r2, #256 -1: - ldr r1, [r3], #4 - str r1, [ip], #4 - subs r2, r2, #1 - bne 1b -#endif - bx lr - -@ --- END execute.s ---------------------------------------------------------------------------- - - ALIGN_CODE -bci_init: - stmfd sp!, {r4, lr} - - adrl r3, dispatch_init_adcon - ldm r3, {r0, r1} - add r0, r0, r3 - add r4, r1, r0 - adrl r2, adcon_init_table - mov r1, r4 -1: - ldr ip, [r2], #4 - cmp ip, #0 - ldrne ip, [r0, ip] - strne ip, [r1, #-4]! - bne 1b - adrl r2, main_dispatch_table - mov r1, #256 - mov r3, r4 -2: - ldr ip, [r2], #4 - str ip, [r3], #4 - subs r1, r1, #1 - bne 2b - - bl hwcap - str r0, [r4, #CPUInfo-XXX] - -#ifdef USE_COMPILER - -#define NPROCESSORS_CONF 83 - - mov r0, #NPROCESSORS_CONF - bl sysconf - cmp r0, #2 - -#ifdef DISABLE_BG_COMP_ON_NON_MP - movcc r0, #0 - ldrcc r1, [r4, #BackgroundCompilation_Address-XXX] - strccb r0, [r1] -#endif - - movcs r0, #MP_COMPILE_THRESHOLD - movcc r0, #UP_COMPILE_THRESHOLD - ldr r1, [r4, #CompileThreshold_Address-XXX] - str r0, [r1] - -#endif // USE_COMPILER - -#ifdef THUMB2EE - bl Thumb2_Initialize -#endif - -#ifdef HW_FP - ldr r0, [r4, #CPUInfo-XXX] - tst r0, #ARCH_VFP - bne 4f - -@ No HW FP - replace the HW FP entries with SW entries -update_vfp_table: - adr r0, vfp_table - adrl ip, dispatch_init_adcon - ldm ip, {r2, r3} - add r2, r2, ip - add ip, r3, r2 -.update_vfp_loop: - ldr r1, [r0], #4 - cmp r1, #0 - ldrne r2, [r0], #4 - strne r2, [ip, r1, lsl #2] - bne .update_vfp_loop -4: -#endif // HW_FP - - ldr r0, [r4, #CPUInfo-XXX] - tst r0, #ARCH_CLZ - beq 5f - - adrl r0, do_idiv_clz - str r0, [r4, #opc_idiv * 4] - adrl r0, do_irem_clz - str r0, [r4, #opc_irem * 4] - -5: - ldmia sp!, {r4, pc} - -#ifdef HW_FP -vfp_table: - .word opc_fadd, do_fadd - .word opc_dadd, do_dadd - .word opc_fsub, do_fsub - .word opc_dsub, do_dsub - .word opc_fmul, do_fmul - .word opc_dmul, do_dmul - .word opc_fdiv, do_fdiv - .word opc_ddiv, do_ddiv - .word opc_fcmpl, do_fcmpl - .word opc_fcmpg, do_fcmpg - .word opc_dcmpl, do_dcmpl - .word opc_dcmpg, do_dcmpg - .word 0 -#endif // HW_FP - -load_dispatch: - adrl ip, dispatch_init_adcon - ldm ip, {r0, r1} - add r0, r0, ip - add dispatch, r1, r0 - mov pc, lr - - ALIGN_DATA -dispatch_init_adcon: - .word _GLOBAL_OFFSET_TABLE_-dispatch_init_adcon, opclabels_data(GOTOFF) -adcon_init_table: - .word _ZN18InterpreterRuntime22slow_signature_handlerEP10JavaThreadP13methodOopDescPiS4_(GOT) - .word _ZN20SafepointSynchronize6_stateE(GOT) - .word _ZN9vmSymbols8_symbolsE(GOT) - .word always_do_update_barrier(GOT) - .word _ZN8Universe14_collectedHeapE(GOT) - .word _ZN9Bytecodes5_nameE(GOT) - .word _ZN19AbstractInterpreter18_notice_safepointsE(GOT) - .word _ZN18ThreadLocalStorage13_thread_indexE(GOT) - .word _ZN7oopDesc3_bsE(GOT) - .word PrintCommandLineFlags(GOT) - .word _ZN11JvmtiExport28_can_post_interpreter_eventsE(GOT) - .word UseCompiler(GOT) -invocationlimit_adcon: - .word _ZN17InvocationCounter26InterpreterInvocationLimitE(GOT) - .word CompileThreshold(GOT) - .word BackgroundCompilation(GOT) - .word UseOnStackReplacement(GOT) - .word 0 - - ALIGN_DATA -main_dispatch_table: - MAIN_DISPATCH_TABLE - -#ifdef NOTICE_SAFEPOINTS -safe_dispatch_table: - .word do_nop - .word do_u4const_0 - .word do_iconst_N - .word do_iconst_N - .word do_iconst_N - .word do_iconst_N - .word do_iconst_N - .word do_iconst_N - .word do_iconst_N - .word do_u8const_0 - .word do_lconst_1 - .word do_u4const_0 - .word do_fconst_1 - .word do_fconst_2 - .word do_u8const_0 - .word do_dconst_1 - .word do_bipush - .word do_sipush - .word do_ldc - .word do_ldc_w - .word do_ldc2_w - .word do_u4load - .word do_u8load - .word do_u4load - .word do_u8load - .word do_u4load - .word do_iload_0 - .word do_iload_0 - .word do_iload_0 - .word do_iload_0 - .word do_u8load_0 - .word do_u8load_1 - .word do_u8load_2 - .word do_u8load_3 - .word do_fload_0 - .word do_fload_0 - .word do_fload_0 - .word do_fload_0 - .word do_u8load_0 - .word do_u8load_1 - .word do_u8load_2 - .word do_u8load_3 - .word do_aload_0 - .word do_aload_0 - .word do_aload_0 - .word do_aload_0 - .word do_u4aload - .word do_u8aload - .word do_u4aload - .word do_u8aload - .word do_u4aload - .word do_baload - .word do_caload - .word do_saload - .word do_u4store - .word do_u8store - .word do_u4store - .word do_u8store - .word do_u4store - .word do_u4store_0 - .word do_u4store_1 - .word do_u4store_2 - .word do_u4store_3 - .word do_u8store_0 - .word do_u8store_1 - .word do_u8store_2 - .word do_u8store_3 - .word do_u4store_0 - .word do_u4store_1 - .word do_u4store_2 - .word do_u4store_3 - .word do_u8store_0 - .word do_u8store_1 - .word do_u8store_2 - .word do_u8store_3 - .word do_u4store_0 - .word do_u4store_1 - .word do_u4store_2 - .word do_u4store_3 - .word do_u4astore - .word do_u8astore - .word do_u4astore - .word do_u8astore - .word do_aastore - .word do_bastore - .word do_u2astore - .word do_u2astore - .word do_jpop - .word do_jpop2 - .word do_dup - .word do_dup_x1 - .word do_dup_x2 - .word do_dup2 - .word do_dup2_x1 - .word do_dup2_x2 - .word do_swap - .word do_iadd - .word do_ladd - .word do_fadd - .word do_dadd - .word do_isub - .word do_lsub - .word do_fsub - .word do_dsub - .word do_imul - .word do_lmul - .word do_fmul - .word do_dmul - .word do_idiv - .word do_ldiv - .word do_fdiv - .word do_ddiv - .word do_irem - .word do_lrem - .word do_frem - .word do_drem - .word do_ineg - .word do_lneg - .word do_fneg - .word do_dneg - .word do_ishl - .word do_lshl - .word do_ishr - .word do_lshr - .word do_iushr - .word do_lushr - .word do_iand - .word do_land - .word do_ior - .word do_lor - .word do_ixor - .word do_lxor - .word do_iinc - .word do_i2l - .word do_i2f - .word do_i2d - .word do_l2i - .word do_l2f - .word do_l2d - .word do_f2i - .word do_f2l - .word do_f2d - .word do_d2i - .word do_d2l - .word do_d2f - .word do_i2b - .word do_i2c - .word do_i2s - .word do_lcmp - .word do_fcmpl - .word do_fcmpg - .word do_dcmpl - .word do_dcmpg - .word do_ifeq - .word do_ifne - .word do_iflt - .word do_ifge - .word do_ifgt - .word do_ifle - .word do_if_icmpeq - .word do_if_icmpne - .word do_if_icmplt - .word do_if_icmpge - .word do_if_icmpgt - .word do_if_icmple - .word do_if_icmpeq - .word do_if_icmpne - .word do_goto - .word do_jsr - .word do_ret - .word do_tableswitch - .word do_lookupswitch - .word do_ireturn - .word do_lreturn - .word do_ireturn - .word do_lreturn - .word do_ireturn - .word do_return - .word do_getstatic - .word do_putstatic - .word do_getfield - .word do_putfield - .word do_invokevirtual - .word do_invokespecial - .word do_invokestatic - .word do_invokeinterface - .word do_undefined - .word do_new - .word do_newarray - .word do_anewarray - .word do_arraylength - .word do_athrow - .word do_checkcast - .word do_instanceof - .word do_monitorenter - .word do_monitorexit - .word do_wide - .word do_multianewarray - .word do_ifeq - .word do_ifne - .word do_goto_w - .word do_jsr_w - .word do_breakpoint - .word do_undefined - .word do_bgetfield - .word do_cgetfield - .word do_undefined - .word do_undefined - .word do_igetfield - .word do_lgetfield - .word do_sgetfield - .word do_aputfield - .word do_bputfield - .word do_cputfield - .word do_undefined - .word do_undefined - .word do_iputfield - .word do_lputfield - .word do_undefined - .word do_iaccess_0 - .word do_iaccess_0 - .word do_iaccess_0 - .word do_iaccess_0 - .word do_invokeresolved - .word do_invokespecialresolved - .word do_invokestaticresolved - .word do_invokevfinal - .word do_fast_iload_iload - .word do_fast_iload_iload_N - .word do_return_register_finalizer - .word do_undefined - .word do_iload_0_iconst_N - .word do_iload_0_iconst_N - .word do_iload_0_iconst_N - .word do_iload_0_iconst_N - .word do_iload_iconst_N - .word do_iadd_istore_N - .word do_isub_istore_N - .word do_iand_istore_N - .word do_ior_istore_N - .word do_ixor_istore_N - .word do_iadd_u4store - .word do_isub_u4store - .word do_iand_u4store - .word do_ior_u4store - .word do_ixor_u4store - .word do_fast_iload_N_iload - .word do_fast_iload_N_iload - .word do_fast_iload_N_iload - .word do_fast_iload_N_iload - .word do_fast_iload_N_iload_N - .word do_fast_iload_N_iload_N - .word do_fast_iload_N_iload_N - .word do_fast_iload_N_iload_N - .word do_undefined - .word do_undefined -#endif - - SUB_DISPATCH_TABLES - - .arch armv7-a - - ALIGN_CODE - .global Thumb2_stubs -Thumb2_stubs: - .global Thumb2_idiv_stub -Thumb2_idiv_stub: -int_div: - cmp r1, #0x21 - adr r3, 1f - eor r12, r0, r1 - ldrcc pc, [r3, r1, lsl #2] - rsblt r1, r1, #0 - subs r2, r1, #1 - beq 2f - movs r3, r0 - rsbmi r3, r0, #0 - cmp r3, r1 - bls 3f - tst r1, r2 - beq 4f - clz r2, r3 - clz r0, r1 - sub r2, r0, r2 - rsbs r2, r2, #31 - add r2, r2, r2, lsl #1 - mov r0, #0 - add pc, pc, r2, lsl #2 - mov r0, #0 - cmp r3, r1, lsl #31 - adc r0, r0, r0 - subcs r3, r3, r1, lsl #31 - cmp r3, r1, lsl #30 - adc r0, r0, r0 - subcs r3, r3, r1, lsl #30 - cmp r3, r1, lsl #29 - adc r0, r0, r0 - subcs r3, r3, r1, lsl #29 - cmp r3, r1, lsl #28 - adc r0, r0, r0 - subcs r3, r3, r1, lsl #28 - cmp r3, r1, lsl #27 - adc r0, r0, r0 - subcs r3, r3, r1, lsl #27 - cmp r3, r1, lsl #26 - adc r0, r0, r0 - subcs r3, r3, r1, lsl #26 - cmp r3, r1, lsl #25 - adc r0, r0, r0 - subcs r3, r3, r1, lsl #25 - cmp r3, r1, lsl #24 - adc r0, r0, r0 - subcs r3, r3, r1, lsl #24 - cmp r3, r1, lsl #23 - adc r0, r0, r0 - subcs r3, r3, r1, lsl #23 - cmp r3, r1, lsl #22 - adc r0, r0, r0 - subcs r3, r3, r1, lsl #22 - cmp r3, r1, lsl #21 - adc r0, r0, r0 - subcs r3, r3, r1, lsl #21 - cmp r3, r1, lsl #20 - adc r0, r0, r0 - subcs r3, r3, r1, lsl #20 - cmp r3, r1, lsl #19 - adc r0, r0, r0 - subcs r3, r3, r1, lsl #19 - cmp r3, r1, lsl #18 - adc r0, r0, r0 - subcs r3, r3, r1, lsl #18 - cmp r3, r1, lsl #17 - adc r0, r0, r0 - subcs r3, r3, r1, lsl #17 - cmp r3, r1, lsl #16 - adc r0, r0, r0 - subcs r3, r3, r1, lsl #16 - cmp r3, r1, lsl #15 - adc r0, r0, r0 - subcs r3, r3, r1, lsl #15 - cmp r3, r1, lsl #14 - adc r0, r0, r0 - subcs r3, r3, r1, lsl #14 - cmp r3, r1, lsl #13 - adc r0, r0, r0 - subcs r3, r3, r1, lsl #13 - cmp r3, r1, lsl #12 - adc r0, r0, r0 - subcs r3, r3, r1, lsl #12 - cmp r3, r1, lsl #11 - adc r0, r0, r0 - subcs r3, r3, r1, lsl #11 - cmp r3, r1, lsl #10 - adc r0, r0, r0 - subcs r3, r3, r1, lsl #10 - cmp r3, r1, lsl #9 - adc r0, r0, r0 - subcs r3, r3, r1, lsl #9 - cmp r3, r1, lsl #8 - adc r0, r0, r0 - subcs r3, r3, r1, lsl #8 - cmp r3, r1, lsl #7 - adc r0, r0, r0 - subcs r3, r3, r1, lsl #7 - cmp r3, r1, lsl #6 - adc r0, r0, r0 - subcs r3, r3, r1, lsl #6 - cmp r3, r1, lsl #5 - adc r0, r0, r0 - subcs r3, r3, r1, lsl #5 - cmp r3, r1, lsl #4 - adc r0, r0, r0 - subcs r3, r3, r1, lsl #4 - cmp r3, r1, lsl #3 - adc r0, r0, r0 - subcs r3, r3, r1, lsl #3 - cmp r3, r1, lsl #2 - adc r0, r0, r0 - subcs r3, r3, r1, lsl #2 - cmp r3, r1, lsl #1 - adc r0, r0, r0 - subcs r3, r3, r1, lsl #1 - cmp r3, r1 - adc r0, r0, r0 - subcs r3, r3, r1 - cmp r12, #0 - rsbmi r0, r0, #0 - bx lr -2: - teq r12, r0 - rsbmi r0, r0, #0 - bx lr -3: - movcc r0, #0 - asreq r0, r12, #31 - orreq r0, r0, #1 - bx lr -4: - clz r2, r1 - rsb r2, r2, #31 - cmp r12, #0 - lsr r0, r3, r2 - rsbmi r0, r0, #0 - bx lr -1: - .word Thumb2_DivZero_Handler - .word jdiv_1 - .word jdiv_2 - .word jdiv_3 - .word jdiv_4 - .word jdiv_5 - .word jdiv_6 - .word jdiv_7 - .word jdiv_8 - .word jdiv_9 - .word jdiv_10 - .word jdiv_11 - .word jdiv_12 - .word jdiv_13 - .word jdiv_14 - .word jdiv_15 - .word jdiv_16 - .word jdiv_17 - .word jdiv_18 - .word jdiv_19 - .word jdiv_20 - .word jdiv_21 - .word jdiv_22 - .word jdiv_23 - .word jdiv_24 - .word jdiv_25 - .word jdiv_26 - .word jdiv_27 - .word jdiv_28 - .word jdiv_29 - .word jdiv_30 - .word jdiv_31 - .word jdiv_32 - ALIGN_CODE - .global Thumb2_irem_stub -Thumb2_irem_stub: -int_rem: - cmp r1, #0x21 - adr r3, 1f - ldrcc pc, [r3, r1, lsl #2] - rsblt r1, r1, #0 - subs r2, r1, #1 - beq 2f - movs r12, r0 - rsbmi r0, r0, #0 - cmp r0, r1 - bls 3f - tst r1, r2 - beq 4f - clz r2, r0 - clz r3, r1 - sub r2, r3, r2 - rsbs r2, r2, #31 - add pc, pc, r2, lsl #3 - mov r3, #0 - cmp r0, r1, lsl #31 - subcs r0, r0, r1, lsl #31 - cmp r0, r1, lsl #30 - subcs r0, r0, r1, lsl #30 - cmp r0, r1, lsl #29 - subcs r0, r0, r1, lsl #29 - cmp r0, r1, lsl #28 - subcs r0, r0, r1, lsl #28 - cmp r0, r1, lsl #27 - subcs r0, r0, r1, lsl #27 - cmp r0, r1, lsl #26 - subcs r0, r0, r1, lsl #26 - cmp r0, r1, lsl #25 - subcs r0, r0, r1, lsl #25 - cmp r0, r1, lsl #24 - subcs r0, r0, r1, lsl #24 - cmp r0, r1, lsl #23 - subcs r0, r0, r1, lsl #23 - cmp r0, r1, lsl #22 - subcs r0, r0, r1, lsl #22 - cmp r0, r1, lsl #21 - subcs r0, r0, r1, lsl #21 - cmp r0, r1, lsl #20 - subcs r0, r0, r1, lsl #20 - cmp r0, r1, lsl #19 - subcs r0, r0, r1, lsl #19 - cmp r0, r1, lsl #18 - subcs r0, r0, r1, lsl #18 - cmp r0, r1, lsl #17 - subcs r0, r0, r1, lsl #17 - cmp r0, r1, lsl #16 - subcs r0, r0, r1, lsl #16 - cmp r0, r1, lsl #15 - subcs r0, r0, r1, lsl #15 - cmp r0, r1, lsl #14 - subcs r0, r0, r1, lsl #14 - cmp r0, r1, lsl #13 - subcs r0, r0, r1, lsl #13 - cmp r0, r1, lsl #12 - subcs r0, r0, r1, lsl #12 - cmp r0, r1, lsl #11 - subcs r0, r0, r1, lsl #11 - cmp r0, r1, lsl #10 - subcs r0, r0, r1, lsl #10 - cmp r0, r1, lsl #9 - subcs r0, r0, r1, lsl #9 - cmp r0, r1, lsl #8 - subcs r0, r0, r1, lsl #8 - cmp r0, r1, lsl #7 - subcs r0, r0, r1, lsl #7 - cmp r0, r1, lsl #6 - subcs r0, r0, r1, lsl #6 - cmp r0, r1, lsl #5 - subcs r0, r0, r1, lsl #5 - cmp r0, r1, lsl #4 - subcs r0, r0, r1, lsl #4 - cmp r0, r1, lsl #3 - subcs r0, r0, r1, lsl #3 - cmp r0, r1, lsl #2 - subcs r0, r0, r1, lsl #2 - cmp r0, r1, lsl #1 - subcs r0, r0, r1, lsl #1 - cmp r0, r1 - subcs r0, r0, r1 - cmp r12, #0 - rsbmi r0, r0, #0 - bx lr -2: - mov r0, #0 - bx lr -3: - moveq r0, #0 - cmp r12, #0 - rsbmi r0, r0, #0 - bx lr -4: - and r0, r0, r2 - cmp r12, #0 - rsbmi r0, r0, #0 - bx lr -1: - .word Thumb2_DivZero_Handler - .word jrem_1 - .word jrem_2 - .word jrem_3 - .word jrem_4 - .word jrem_5 - .word jrem_6 - .word jrem_7 - .word jrem_8 - .word jrem_9 - .word jrem_10 - .word jrem_11 - .word jrem_12 - .word jrem_13 - .word jrem_14 - .word jrem_15 - .word jrem_16 - .word jrem_17 - .word jrem_18 - .word jrem_19 - .word jrem_20 - .word jrem_21 - .word jrem_22 - .word jrem_23 - .word jrem_24 - .word jrem_25 - .word jrem_26 - .word jrem_27 - .word jrem_28 - .word jrem_29 - .word jrem_30 - .word jrem_31 - .word jrem_32 - -#ifdef THUMB2EE -@ R0 = BCI -@ R1 = index -#define Rthread r9 - .global Thumb2_invokeinterface_stub -Thumb2_invokeinterface_stub: - stmdb sp!, {ip, lr} - ldr ip, [istate, #ISTATE_METHOD] - sub stack, stack, #4 - ldr r2, [istate, #ISTATE_CONSTANTS] - ldr ip, [ip, #METHOD_CONSTMETHOD] - DECACHE_STACK - add jpc, ip, r0 - - add r0, r2, r1, lsl #4 - DECACHE_JPC - - ldr r2, [r0, #CP_OFFSET] - and r2, r2, #0x00ff0000 - cmp r2, #opc_invokeinterface << 16 - bne istub_resolve -2: - ldr r3, [r0, #CP_OFFSET+12] - and r2, r3, #255 - ldr r2, [stack, r2, lsl #2] - cmp r2, #0 - beq istub_null_ptr_exception - ldr tmp2, [r2, #4] @ rcvr->klass() - tst r3, #flag_methodInterface - bne istub_methodInterface - - ldr lr, [r0, #CP_OFFSET+4] @ lr = iclass - - add r1, tmp2, #INSTANCEKLASS_VTABLE_OFFSET - ldr r2, [tmp2, #KLASS_PART+INSTANCEKLASS_VTABLE_LEN] - ldr ip, [tmp2, #KLASS_PART+INSTANCEKLASS_ITABLE_LEN] - add r2, r2, #1 - bic r2, r2, #1 - - add r1, r1, r2, lsl #2 - - mov r2, #0 -1: - cmp r2, ip - beq istub_incompatibleclass_exception - ldr r3, [r1], #8 - add r2, r2, #1 - cmp lr, r3 - bne 1b - - ldr r3, [r0, #CP_OFFSET+8] - ldr r2, [r1, #-4] - add r3, tmp2, r3, lsl #2 - ldr tmp2, [r3, r2] - cmp tmp2, #0 - beq istub_abstractmethod_exception -istub_invoke: - ldr ip, [tmp2, #METHOD_FROM_INTERPRETED] - mov r1, #0 - str ip, [istate, #36] - str r1, [Rthread, #THREAD_LAST_JAVA_SP] - - add stack, stack, #4 - str stack, [Rthread, #THREAD_JAVA_SP] - - ldr r3, [ip] - - mov r0, tmp2 - mov r1, ip -#ifndef SHARK - add r3, r3, #CODE_ALIGN_SIZE -#endif - mov r2, Rthread - blx r3 - - ldr Rthread, [istate, #ISTATE_THREAD] - - ldr stack, [Rthread, #THREAD_JAVA_SP] - ldr r2, [istate, #ISTATE_STACK_LIMIT] - - ldr r1, [Rthread, #THREAD_TOP_ZERO_FRAME] - add r2, r2, #4 - str r2, [Rthread, #THREAD_JAVA_SP] - str r1, [Rthread, #THREAD_LAST_JAVA_SP] - ldr r3, [Rthread, #4] - cmp r3, #0 - bne istub_exception - ldmia sp!, {ip, pc} - -istub_methodInterface: - tst r3, #flag_vfinalMethod - ldrne tmp2, [r0, #CP_OFFSET+8] - bne istub_invoke - ldr r1, [r0, #CP_OFFSET+8] - add r3, tmp2, r1, lsl #2 - ldr tmp2, [r3, #INSTANCEKLASS_VTABLE_OFFSET] - b istub_invoke - -istub_resolve: - mov tmp2, r1 - mov r1, #opc_invokeinterface - ldr r0, [istate, #ISTATE_THREAD] - ldr ip, resolve_invoke_adcon - blx ip - ldr r3, [Rthread, #4] - ldr r2, [istate, #ISTATE_CONSTANTS] - cmp r3, #0 - bne istub_exception - add r0, r2, tmp2, lsl #4 @ r1 = cache - b 2b - -istub_exception: - ldmia sp!, {ip, lr} - ldr ip, handle_exception_adcon - bx ip - -istub_null_ptr_exception: - mov r0, #VMSYMBOLS_NullPointerException - b 3f -istub_abstractmethod_exception: - mov r0, #VMSYMBOLS_AbstractMethodError - b 3f -istub_incompatibleclass_exception: - mov r0, #VMSYMBOLS_IncompatibleClassChangeError -3: - CACHE_JPC - ldmia sp!, {ip, lr} - ldr ip, raise_exception_adcon - bx ip - -resolve_invoke_adcon: - .word _ZN18InterpreterRuntime14resolve_invokeEP10JavaThreadN9Bytecodes4CodeE -resolve_get_put_adcon: - .word _ZN18InterpreterRuntime15resolve_get_putEP10JavaThreadN9Bytecodes4CodeE -handle_exception_adcon: - .word handle_exception_with_bcp -raise_exception_adcon: - .word raise_exception -helper_aputfield_adcon: - .word Helper_aputfield - -@ R0 = BCI -@ R1 = index - .global Thumb2_invokevirtual_stub -Thumb2_invokevirtual_stub: - stmdb sp!, {ip, lr} - ldr ip, [istate, #ISTATE_METHOD] - sub stack, stack, #4 - ldr r2, [istate, #ISTATE_CONSTANTS] - ldr ip, [ip, #METHOD_CONSTMETHOD] - DECACHE_STACK - add jpc, ip, r0 - - add r0, r2, r1, lsl #4 - DECACHE_JPC - - ldr r2, [r0, #CP_OFFSET] - and r2, r2, #0xff000000 - cmp r2, #opc_invokevirtual << 24 - bne ivstub_resolve -2: - - ldr r3, [r0, #CP_OFFSET+12] - and r2, r3, #255 - ldr r2, [stack, r2, asl #2] - cmp r2, #0 - beq istub_null_ptr_exception - - ldr tmp2, [r0, #CP_OFFSET+8] - tst r3, #flag_vfinalMethod - bne 1f - - ldr r3, [r2, #4] - add r3, r3, tmp2, lsl #2 - ldr tmp2, [r3, #INSTANCEKLASS_VTABLE_OFFSET] -1: - mov r1, #0 - ldr ip, [tmp2, #METHOD_FROM_INTERPRETED] - str r1, [Rthread, #THREAD_LAST_JAVA_SP] - str ip, [istate, #36] - - add stack, stack, #4 - str stack, [Rthread, #THREAD_JAVA_SP] - - ldr r3, [ip, #0] - - mov r0, tmp2 - mov r1, ip -#ifndef SHARK - add r3, r3, #CODE_ALIGN_SIZE -#endif - mov r2, Rthread - blx r3 - - ldr Rthread, [istate, #ISTATE_THREAD] - - ldr stack, [Rthread, #THREAD_JAVA_SP] - ldr r2, [istate, #ISTATE_STACK_LIMIT] - - ldr r1, [Rthread, #THREAD_TOP_ZERO_FRAME] - add r2, r2, #4 - str r2, [Rthread, #THREAD_JAVA_SP] - str r1, [Rthread, #THREAD_LAST_JAVA_SP] - ldr r3, [Rthread, #4] - cmp r3, #0 - bne istub_exception - ldmia sp!, {ip, pc} - -ivstub_resolve: - mov tmp2, r1 - mov r1, #opc_invokevirtual - ldr r0, [istate, #ISTATE_THREAD] - ldr ip, resolve_invoke_adcon - blx ip - ldr r3, [Rthread, #4] - ldr r2, [istate, #ISTATE_CONSTANTS] - cmp r3, #0 - bne istub_exception - add r0, r2, tmp2, lsl #4 @ r1 = cache - b 2b - -@ R0 = BCI -@ R1 = index - .global Thumb2_invokestatic_stub -Thumb2_invokestatic_stub: - stmdb sp!, {ip, lr} - ldr ip, [istate, #ISTATE_METHOD] - sub stack, stack, #4 - ldr r2, [istate, #ISTATE_CONSTANTS] - ldr ip, [ip, #METHOD_CONSTMETHOD] - DECACHE_STACK - add jpc, ip, r0 - - add r0, r2, r1, lsl #4 - DECACHE_JPC - - ldr r2, [r0, #CP_OFFSET] - and r2, r2, #0x00ff0000 - cmp r2, #opc_invokestatic << 16 - bne isstub_resolve -2: - ldr tmp2, [r0, #CP_OFFSET+4] - mov r1, #0 - ldr ip, [tmp2, #METHOD_FROM_INTERPRETED] - str r1, [Rthread, #THREAD_LAST_JAVA_SP] - str ip, [istate, #36] - - add stack, stack, #4 - str stack, [Rthread, #THREAD_JAVA_SP] - - ldr r3, [ip, #0] - - mov r0, tmp2 - mov r1, ip -#ifndef SHARK - add r3, r3, #CODE_ALIGN_SIZE -#endif - mov r2, Rthread - blx r3 - - ldr Rthread, [istate, #ISTATE_THREAD] - - ldr stack, [Rthread, #THREAD_JAVA_SP] - ldr r2, [istate, #ISTATE_STACK_LIMIT] - - ldr r1, [Rthread, #THREAD_TOP_ZERO_FRAME] - add r2, r2, #4 - str r2, [Rthread, #THREAD_JAVA_SP] - str r1, [Rthread, #THREAD_LAST_JAVA_SP] - ldr r3, [Rthread, #4] - cmp r3, #0 - bne istub_exception - ldmia sp!, {ip, pc} - -isstub_resolve: - mov tmp2, r1 - mov r1, #opc_invokestatic - ldr r0, [istate, #ISTATE_THREAD] - ldr ip, resolve_invoke_adcon - blx ip - ldr r3, [Rthread, #4] - ldr r2, [istate, #ISTATE_CONSTANTS] - cmp r3, #0 - bne istub_exception - add r0, r2, tmp2, lsl #4 @ r1 = cache - b 2b - -@ R0 = BCI -@ R1 = index - .global Thumb2_invokespecial_stub -Thumb2_invokespecial_stub: - stmdb sp!, {ip, lr} - ldr ip, [istate, #ISTATE_METHOD] - sub stack, stack, #4 - ldr r2, [istate, #ISTATE_CONSTANTS] - ldr ip, [ip, #METHOD_CONSTMETHOD] - DECACHE_STACK - add jpc, ip, r0 - - add r0, r2, r1, lsl #4 - DECACHE_JPC - - ldr r2, [r0, #CP_OFFSET] - and r2, r2, #0x00ff0000 - cmp r2, #opc_invokespecial << 16 - bne ispstub_resolve -2: - ldr r3, [r0, #CP_OFFSET+12] - and r3, r3, #255 - ldr r2, [stack, r3, asl #2] - cmp r2, #0 - beq istub_null_ptr_exception - - ldr tmp2, [r0, #CP_OFFSET+4] - mov r1, #0 - ldr ip, [tmp2, #METHOD_FROM_INTERPRETED] - str r1, [Rthread, #THREAD_LAST_JAVA_SP] - str ip, [istate, #36] - - add stack, stack, #4 - str stack, [Rthread, #THREAD_JAVA_SP] - - ldr r3, [ip, #0] - - mov r0, tmp2 - mov r1, ip -#ifndef SHARK - add r3, r3, #CODE_ALIGN_SIZE -#endif - mov r2, Rthread - blx r3 - - ldr Rthread, [istate, #ISTATE_THREAD] - - ldr stack, [Rthread, #THREAD_JAVA_SP] - ldr r2, [istate, #ISTATE_STACK_LIMIT] - - ldr r1, [Rthread, #THREAD_TOP_ZERO_FRAME] - add r2, r2, #4 - str r2, [Rthread, #THREAD_JAVA_SP] - str r1, [Rthread, #THREAD_LAST_JAVA_SP] - ldr r3, [Rthread, #4] - cmp r3, #0 - bne istub_exception - ldmia sp!, {ip, pc} - -ispstub_resolve: - mov tmp2, r1 - mov r1, #opc_invokespecial - ldr r0, [istate, #ISTATE_THREAD] - ldr ip, resolve_invoke_adcon - blx ip - ldr r3, [Rthread, #4] - ldr r2, [istate, #ISTATE_CONSTANTS] - cmp r3, #0 - bne istub_exception - add r0, r2, tmp2, lsl #4 @ r1 = cache - b 2b - -@ R0 = BCI -@ R1 = index - .global Thumb2_getfield_word_stub -Thumb2_getfield_word_stub: - ldr r2, [istate, #ISTATE_CONSTANTS] - add r2, r2, r1, lsl #4 - ldr r3, [r2, #CP_OFFSET] - and r3, r3, #0x00ff0000 - cmp r3, #opc_getfield << 16 - bne 1f -2: - ldr r3, [stack], #4 @ POP r3 - ldr ip, [r2, #CP_OFFSET+8] - cmp r3, #0 - beq field_null_ptr_exception - - ldr r3, [r3, ip] - str r3, [stack, #-4]! @ PUSH r3 - bx lr -1: - mov ip, lr - bl getfield_stub_unresolved - mov lr, ip - b 2b - -@ R0 = BCI -@ R1 = index - .global Thumb2_getfield_sh_stub -Thumb2_getfield_sh_stub: - ldr r2, [istate, #ISTATE_CONSTANTS] - add r2, r2, r1, lsl #4 - ldr r3, [r2, #CP_OFFSET] - and r3, r3, #0x00ff0000 - cmp r3, #opc_getfield << 16 - bne 1f -2: - ldr r3, [stack], #4 @ POP r3 - ldr ip, [r2, #CP_OFFSET+8] - cmp r3, #0 - beq field_null_ptr_exception - - ldrsh r3, [r3, ip] - str r3, [stack, #-4]! @ PUSH r3 - bx lr -1: - mov ip, lr - bl getfield_stub_unresolved - mov lr, ip - b 2b - -@ R0 = BCI -@ R1 = index - .global Thumb2_getfield_h_stub -Thumb2_getfield_h_stub: - ldr r2, [istate, #ISTATE_CONSTANTS] - add r2, r2, r1, lsl #4 - ldr r3, [r2, #CP_OFFSET] - and r3, r3, #0x00ff0000 - cmp r3, #opc_getfield << 16 - bne 1f -2: - ldr r3, [stack], #4 @ POP r3 - ldr ip, [r2, #CP_OFFSET+8] - cmp r3, #0 - beq field_null_ptr_exception - - ldrh r3, [r3, ip] - str r3, [stack, #-4]! @ PUSH r3 - bx lr -1: - mov ip, lr - bl getfield_stub_unresolved - mov lr, ip - b 2b - -@ R0 = BCI -@ R1 = index - .global Thumb2_getfield_sb_stub -Thumb2_getfield_sb_stub: - ldr r2, [istate, #ISTATE_CONSTANTS] - add r2, r2, r1, lsl #4 - ldr r3, [r2, #CP_OFFSET] - and r3, r3, #0x00ff0000 - cmp r3, #opc_getfield << 16 - bne 1f -2: - ldr r3, [stack], #4 @ POP r3 - ldr ip, [r2, #CP_OFFSET+8] - cmp r3, #0 - beq field_null_ptr_exception - - ldrsb r3, [r3, ip] - str r3, [stack, #-4]! @ PUSH r3 - bx lr -1: - mov ip, lr - bl getfield_stub_unresolved - mov lr, ip - b 2b - -@ R0 = BCI -@ R1 = index - .global Thumb2_getfield_dw_stub -Thumb2_getfield_dw_stub: - ldr r2, [istate, #ISTATE_CONSTANTS] - add r2, r2, r1, lsl #4 - ldr r3, [r2, #CP_OFFSET] - and r3, r3, #0x00ff0000 - cmp r3, #opc_getfield << 16 - bne 1f -2: - ldr r3, [stack], #4 @ POP r3 - ldr ip, [r2, #CP_OFFSET+8] - cmp r3, #0 - beq field_null_ptr_exception - - ldrd r2, r3, [r3, ip] - stmdb stack!, {r2, r3} @ PUSH r2, r3 - bx lr -1: - mov ip, lr - bl getfield_stub_unresolved - mov lr, ip - b 2b - -@ R0 = BCI -@ R1 = index -putstatic_stub_unresolved: - mov r2, #opc_putstatic - b field_stub_unresolved -getstatic_stub_unresolved: - mov r2, #opc_getstatic - b field_stub_unresolved -putfield_stub_unresolved: - mov r2, #opc_putfield - b field_stub_unresolved -getfield_stub_unresolved: - mov r2, #opc_getfield -field_stub_unresolved: - stmdb sp!, {r0, r1, ip, lr} - ldr ip, [istate, #ISTATE_METHOD] - sub r3, stack, #4 - ldr ip, [ip, #METHOD_CONSTMETHOD] - str r3, [istate, #ISTATE_STACK] @ DECACHE_STACK - add r3, ip, r0 - str r3, [istate, #ISTATE_BCP] @ DECACHE_JPC - ldr ip, resolve_get_put_adcon - mov r1, r2 - ldr r0, [istate, #ISTATE_THREAD] - blx ip - ldmia sp!, {r0, r1, ip, lr} - ldr r3, [Rthread, #4] - ldr r2, [istate, #ISTATE_CONSTANTS] - cmp r3, #0 - bne field_exception - add r2, r2, r1, lsl #4 - bx lr - -field_null_ptr_exception: - ldr ip, [istate, #ISTATE_METHOD] - ldr ip, [ip, #METHOD_CONSTMETHOD] - add jpc, ip, r0 - mov r0, #VMSYMBOLS_NullPointerException - ldr ip, raise_exception_adcon - bx ip - -field_exception: - ldr ip, handle_exception_adcon - bx ip - -@ R0 = BCI -@ R1 = index - .global Thumb2_putfield_word_stub -Thumb2_putfield_word_stub: - ldr r2, [istate, #ISTATE_CONSTANTS] - add r2, r2, r1, lsl #4 - ldr r3, [r2, #CP_OFFSET] - and r3, r3, #0xff000000 - cmp r3, #opc_putfield << 24 - bne 1f -2: - ldr ip, [r2, #CP_OFFSET+8] - ldmia stack!, {r2, r3} @ r2 = value, r3 = obj - cmp r3, #0 - beq field_null_ptr_exception - - str r2, [r3, ip] - bx lr -1: - mov ip, lr - bl putfield_stub_unresolved - mov lr, ip - b 2b - - .global Thumb2_putfield_h_stub -Thumb2_putfield_h_stub: - ldr r2, [istate, #ISTATE_CONSTANTS] - add r2, r2, r1, lsl #4 - ldr r3, [r2, #CP_OFFSET] - and r3, r3, #0xff000000 - cmp r3, #opc_putfield << 24 - bne 1f -2: - ldr ip, [r2, #CP_OFFSET+8] - ldmia stack!, {r2, r3} @ r2 = value, r3 = obj - cmp r3, #0 - beq field_null_ptr_exception - - strh r2, [r3, ip] - bx lr -1: - mov ip, lr - bl putfield_stub_unresolved - mov lr, ip - b 2b - - .global Thumb2_putfield_b_stub -Thumb2_putfield_b_stub: - ldr r2, [istate, #ISTATE_CONSTANTS] - add r2, r2, r1, lsl #4 - ldr r3, [r2, #CP_OFFSET] - and r3, r3, #0xff000000 - cmp r3, #opc_putfield << 24 - bne 1f -2: - ldr ip, [r2, #CP_OFFSET+8] - ldmia stack!, {r2, r3} @ r2 = value, r3 = obj - cmp r3, #0 - beq field_null_ptr_exception - - strb r2, [r3, ip] - bx lr -1: - mov ip, lr - bl putfield_stub_unresolved - mov lr, ip - b 2b - - .global Thumb2_putfield_a_stub -Thumb2_putfield_a_stub: - ldr r2, [istate, #ISTATE_CONSTANTS] - add r2, r2, r1, lsl #4 - ldr r3, [r2, #CP_OFFSET] - and r3, r3, #0xff000000 - cmp r3, #opc_putfield << 24 - bne 1f -2: - ldr ip, [r2, #CP_OFFSET+8] - ldmia stack!, {r2, r3} @ r2 = value, r3 = obj - cmp r3, #0 - beq field_null_ptr_exception - - str r2, [r3, ip] - ldr ip, helper_aputfield_adcon - mov r0, r3 - bx ip -1: - mov ip, lr - bl putfield_stub_unresolved - mov lr, ip - b 2b - - .global Thumb2_putfield_dw_stub -Thumb2_putfield_dw_stub: - ldr r2, [istate, #ISTATE_CONSTANTS] - add r2, r2, r1, lsl #4 - ldr r3, [r2, #CP_OFFSET] - and r3, r3, #0xff000000 - cmp r3, #opc_putfield << 24 - bne 1f -2: - ldr r1, [r2, #CP_OFFSET+8] - ldmia stack!, {r2, r3, ip} @ r2,r3 = value, ip = obj - cmp ip, #0 - beq field_null_ptr_exception - - strd r2,r3, [ip, r1] - bx lr -1: - mov ip, lr - bl putfield_stub_unresolved - mov lr, ip - b 2b - -@ R0 = BCI -@ R1 = index - .global Thumb2_getstatic_word_stub -Thumb2_getstatic_word_stub: - ldr r2, [istate, #ISTATE_CONSTANTS] - add r2, r2, r1, lsl #4 - ldr r3, [r2, #CP_OFFSET] - and r3, r3, #0x00ff0000 - cmp r3, #opc_getstatic << 16 - bne 1f -2: - ldr r3, [r2, #CP_OFFSET+4] - ldr ip, [r2, #CP_OFFSET+8] - - ldr r3, [r3, ip] - str r3, [stack, #-4]! @ PUSH r3 - bx lr -1: - mov ip, lr - bl getstatic_stub_unresolved - mov lr, ip - b 2b - - .global Thumb2_getstatic_h_stub -Thumb2_getstatic_h_stub: - ldr r2, [istate, #ISTATE_CONSTANTS] - add r2, r2, r1, lsl #4 - ldr r3, [r2, #CP_OFFSET] - and r3, r3, #0x00ff0000 - cmp r3, #opc_getstatic << 16 - bne 1f -2: - ldr r3, [r2, #CP_OFFSET+4] - ldr ip, [r2, #CP_OFFSET+8] - - ldrh r3, [r3, ip] - str r3, [stack, #-4]! @ PUSH r3 - bx lr -1: - mov ip, lr - bl getstatic_stub_unresolved - mov lr, ip - b 2b - - .global Thumb2_getstatic_sh_stub -Thumb2_getstatic_sh_stub: - ldr r2, [istate, #ISTATE_CONSTANTS] - add r2, r2, r1, lsl #4 - ldr r3, [r2, #CP_OFFSET] - and r3, r3, #0x00ff0000 - cmp r3, #opc_getstatic << 16 - bne 1f -2: - ldr r3, [r2, #CP_OFFSET+4] - ldr ip, [r2, #CP_OFFSET+8] - - ldrsh r3, [r3, ip] - str r3, [stack, #-4]! @ PUSH r3 - bx lr -1: - mov ip, lr - bl getstatic_stub_unresolved - mov lr, ip - b 2b - - .global Thumb2_getstatic_sb_stub -Thumb2_getstatic_sb_stub: - ldr r2, [istate, #ISTATE_CONSTANTS] - add r2, r2, r1, lsl #4 - ldr r3, [r2, #CP_OFFSET] - and r3, r3, #0x00ff0000 - cmp r3, #opc_getstatic << 16 - bne 1f -2: - ldr r3, [r2, #CP_OFFSET+4] - ldr ip, [r2, #CP_OFFSET+8] - - ldrsb r3, [r3, ip] - str r3, [stack, #-4]! @ PUSH r3 - bx lr -1: - mov ip, lr - bl getstatic_stub_unresolved - mov lr, ip - b 2b - - .global Thumb2_getstatic_dw_stub -Thumb2_getstatic_dw_stub: - ldr r2, [istate, #ISTATE_CONSTANTS] - add r2, r2, r1, lsl #4 - ldr r3, [r2, #CP_OFFSET] - and r3, r3, #0x00ff0000 - cmp r3, #opc_getstatic << 16 - bne 1f -2: - ldr r3, [r2, #CP_OFFSET+4] - ldr ip, [r2, #CP_OFFSET+8] - - ldrd r2, r3, [r3, ip] - stmdb stack!, {r2, r3} @ PUSH r2, r3 - bx lr -1: - mov ip, lr - bl getstatic_stub_unresolved - mov lr, ip - b 2b - -@ R0 = BCI -@ R1 = index - .global Thumb2_putstatic_word_stub -Thumb2_putstatic_word_stub: - ldr r2, [istate, #ISTATE_CONSTANTS] - add r2, r2, r1, lsl #4 - ldr r3, [r2, #CP_OFFSET] - and r3, r3, #0xff000000 - cmp r3, #opc_putstatic << 24 - bne 1f -2: - ldr r3, [r2, #CP_OFFSET+4] - ldr ip, [r2, #CP_OFFSET+8] - ldr r2, [stack], #4 @ POP r2 - - str r2, [r3, ip] - bx lr -1: - mov ip, lr - bl putstatic_stub_unresolved - mov lr, ip - b 2b - -@ R0 = BCI -@ R1 = index - .global Thumb2_putstatic_h_stub -Thumb2_putstatic_h_stub: - ldr r2, [istate, #ISTATE_CONSTANTS] - add r2, r2, r1, lsl #4 - ldr r3, [r2, #CP_OFFSET] - and r3, r3, #0xff000000 - cmp r3, #opc_putstatic << 24 - bne 1f -2: - ldr r3, [r2, #CP_OFFSET+4] - ldr ip, [r2, #CP_OFFSET+8] - ldr r2, [stack], #4 @ POP r2 - - strh r2, [r3, ip] - bx lr -1: - mov ip, lr - bl putstatic_stub_unresolved - mov lr, ip - b 2b - -@ R0 = BCI -@ R1 = index - .global Thumb2_putstatic_b_stub -Thumb2_putstatic_b_stub: - ldr r2, [istate, #ISTATE_CONSTANTS] - add r2, r2, r1, lsl #4 - ldr r3, [r2, #CP_OFFSET] - and r3, r3, #0xff000000 - cmp r3, #opc_putstatic << 24 - bne 1f -2: - ldr r3, [r2, #CP_OFFSET+4] - ldr ip, [r2, #CP_OFFSET+8] - ldr r2, [stack], #4 @ POP r2 - - strb r2, [r3, ip] - bx lr -1: - mov ip, lr - bl putstatic_stub_unresolved - mov lr, ip - b 2b - -@ R0 = BCI -@ R1 = index - .global Thumb2_putstatic_dw_stub -Thumb2_putstatic_dw_stub: - ldr r2, [istate, #ISTATE_CONSTANTS] - add r2, r2, r1, lsl #4 - ldr r3, [r2, #CP_OFFSET] - and r3, r3, #0xff000000 - cmp r3, #opc_putstatic << 24 - bne 1f -2: - ldr r1, [r2, #CP_OFFSET+4] - ldr ip, [r2, #CP_OFFSET+8] - ldmia stack!, {r2, r3} - - strd r2,r3, [r1, ip] - bx lr -1: - mov ip, lr - bl putstatic_stub_unresolved - mov lr, ip - b 2b - -@ R0 = BCI -@ R1 = index - .global Thumb2_putstatic_a_stub -Thumb2_putstatic_a_stub: - ldr r2, [istate, #ISTATE_CONSTANTS] - add r2, r2, r1, lsl #4 - ldr r3, [r2, #CP_OFFSET] - and r3, r3, #0xff000000 - cmp r3, #opc_putstatic << 24 - bne 1f -2: - ldr r3, [r2, #CP_OFFSET+4] - ldr ip, [r2, #CP_OFFSET+8] - ldr r2, [stack], #4 @ POP r2 - - str r2, [r3, ip] - ldr ip, helper_aputfield_adcon - mov r0, r3 - bx ip -1: - mov ip, lr - bl putstatic_stub_unresolved - mov lr, ip - b 2b - -#endif // THUMB2EE - - .global Thumb2_stubs_end -Thumb2_stubs_end: - - ALIGN_CODE -jdiv_1: - bx lr -jdiv_2: - add r0, r0, r0, lsr #31 - mov r0, r0, asr #1 - bx lr -jdiv_24: - add r0, r0, r0, lsr #31 - mov r0, r0, asr #1 -jdiv_12: - add r0, r0, r0, lsr #31 - mov r0, r0, asr #1 -jdiv_6: - add r0, r0, r0, lsr #31 - mov r0, r0, asr #1 -jdiv_3: - ldr r1, dc_3 - smull r3, r2, r0, r1 - sub r0, r2, r0, asr #31 - bx lr -jdiv_4: - mov r1, r0, asr #31 - add r0, r0, r1, lsr #30 - mov r0, r0, asr #2 - bx lr -jdiv_20: - add r0, r0, r0, lsr #31 - mov r0, r0, asr #1 -jdiv_10: - add r0, r0, r0, lsr #31 - mov r0, r0, asr #1 -jdiv_5: - ldr r1, dc_5 - smull r3, r2, r0, r1 - mov r3, r0, asr #31 - rsb r0, r3, r2, asr #1 - bx lr -jdiv_28: - add r0, r0, r0, lsr #31 - mov r0, r0, asr #1 -jdiv_14: - add r0, r0, r0, lsr #31 - mov r0, r0, asr #1 -jdiv_7: - ldr r1, dc_7 - smull r3, r2, r0, r1 - mov r1, r0, asr #31 - add r3, r0, r2 - rsb r0, r1, r3, asr #2 - bx lr -jdiv_8: - mov r1, r0, asr #31 - add r0, r0, r1, lsr #29 - mov r0, r0, asr #3 - bx lr -jdiv_18: - add r0, r0, r0, lsr #31 - mov r0, r0, asr #1 -jdiv_9: - ldr r1, dc_9 - smull r3, r2, r0, r1 - mov r3, r0, asr #31 - rsb r0, r3, r2, asr #1 - bx lr -jdiv_22: - add r0, r0, r0, lsr #31 - mov r0, r0, asr #1 -jdiv_11: - ldr r1, dc_11 - smull r3, r2, r0, r1 - mov r3, r0, asr #31 - rsb r0, r3, r2, asr #1 - bx lr -jdiv_26: - add r0, r0, r0, lsr #31 - mov r0, r0, asr #1 -jdiv_13: - ldr r1, dc_13 - smull r3, r2, r0, r1 - mov r3, r0, asr #31 - rsb r0, r3, r2, asr #2 - bx lr -jdiv_30: - add r0, r0, r0, lsr #31 - mov r0, r0, asr #1 -jdiv_15: - ldr r1, dc_15 - smull r3, r2, r0, r1 - mov r1, r0, asr #31 - add r3, r0, r2 - rsb r0, r1, r3, asr #3 - bx lr -jdiv_16: - mov r1, r0, asr #31 - add r0, r0, r1, lsr #28 - mov r0, r0, asr #4 - bx lr -jdiv_17: - ldr r1, dc_17 - smull r3, r2, r0, r1 - mov r3, r0, asr #31 - rsb r0, r3, r2, asr #3 - bx lr -jdiv_19: - ldr r1, dc_19 - smull r3, r2, r0, r1 - mov r3, r0, asr #31 - rsb r0, r3, r2, asr #3 - bx lr -jdiv_21: - ldr r1, dc_21 - smull r3, r2, r0, r1 - mov r3, r0, asr #31 - rsb r0, r3, r2, asr #2 - bx lr -jdiv_23: - ldr r1, dc_23 - smull r3, r2, r0, r1 - mov r1, r0, asr #31 - add r3, r0, r2 - rsb r0, r1, r3, asr #4 - bx lr -jdiv_25: - ldr r1, dc_25 - smull r3, r2, r0, r1 - mov r3, r0, asr #31 - rsb r0, r3, r2, asr #3 - bx lr -jdiv_27: - ldr r1, dc_27 - smull r3, r2, r0, r1 - mov r3, r0, asr #31 - rsb r0, r3, r2, asr #3 - bx lr -jdiv_29: - ldr r1, dc_29 - smull r3, r2, r0, r1 - mov r1, r0, asr #31 - add r3, r0, r2 - rsb r0, r1, r3, asr #4 - bx lr -jdiv_31: - ldr r1, dc_31 - smull r3, r2, r0, r1 - mov r1, r0, asr #31 - add r3, r0, r2 - rsb r0, r1, r3, asr #4 - bx lr -jdiv_32: - mov r1, r0, asr #31 - add r0, r0, r1, lsr #27 - mov r0, r0, asr #5 - bx lr -jrem_1: - mov r0, #0 - bx lr -jrem_2: - add r3, r0, r0, lsr #31 - mov r1, r3, asr #1 - sub r0, r0, r1, lsl #1 - bx lr -jrem_3: - ldr r1, dc_3 - smull r3, r2, r0, r1 - sub r1, r2, r0, asr #31 - add r3, r1, r1, lsl #1 - sub r0, r0, r3 - bx lr -jrem_4: - movs r3, r0 - addmi r3, r3, #3 - mov r1, r3, asr #2 - sub r0, r0, r1, lsl #2 - bx lr -jrem_5: - ldr r1, dc_5 - smull r3, r2, r0, r1 - mov r3, r0, asr #31 - rsb r1, r3, r2, asr #1 - add r3, r1, r1, lsl #2 - sub r0, r0, r3 - bx lr -jrem_6: - ldr r1, dc_6 - smull r3, r2, r0, r1 - sub r1, r2, r0, asr #31 - add r3, r1, r1, lsl #1 - sub r0, r0, r3, lsl #1 - bx lr -jrem_7: - ldr r1, dc_7 - smull r3, r2, r0, r1 - mov r1, r0, asr #31 - add r3, r0, r2 - rsb r1, r1, r3, asr #2 - rsb r3, r1, r1, lsl #3 - sub r0, r0, r3 - bx lr -jrem_8: - movs r3, r0 - addmi r3, r3, #7 - mov r1, r3, asr #3 - sub r0, r0, r1, lsl #3 - bx lr -jrem_9: - ldr r1, dc_9 - smull r3, r2, r0, r1 - mov r3, r0, asr #31 - rsb r1, r3, r2, asr #1 - add r3, r1, r1, lsl #3 - sub r0, r0, r3 - bx lr -jrem_10: - ldr r1, dc_10 - smull r3, r2, r0, r1 - mov r3, r0, asr #31 - rsb r1, r3, r2, asr #2 - add r3, r1, r1, lsl #2 - sub r0, r0, r3, lsl #1 - bx lr -jrem_11: - ldr r1, dc_11 - smull r3, r2, r0, r1 - mov r3, r0, asr #31 - rsb r1, r3, r2, asr #1 - add r3, r1, r1, lsl #2 - add r3, r1, r3, lsl #1 - sub r0, r0, r3 - bx lr -jrem_12: - ldr r1, dc_12 - smull r3, r2, r0, r1 - mov r3, r0, asr #31 - rsb r1, r3, r2, asr #1 - add r3, r1, r1, lsl #1 - sub r0, r0, r3, lsl #2 - bx lr -jrem_13: - ldr r1, dc_13 - smull r3, r2, r0, r1 - mov r3, r0, asr #31 - rsb r1, r3, r2, asr #2 - add r3, r1, r1, lsl #1 - add r3, r1, r3, lsl #2 - sub r0, r0, r3 - bx lr -jrem_14: - ldr r1, dc_14 - smull r3, r2, r0, r1 - mov r1, r0, asr #31 - add r3, r0, r2 - rsb r1, r1, r3, asr #3 - rsb r3, r1, r1, lsl #3 - sub r0, r0, r3, lsl #1 - bx lr -jrem_15: - ldr r1, dc_15 - smull r3, r2, r0, r1 - mov r1, r0, asr #31 - add r3, r0, r2 - rsb r1, r1, r3, asr #3 - rsb r3, r1, r1, lsl #4 - sub r0, r0, r3 - bx lr -jrem_16: - movs r3, r0 - addmi r3, r3, #15 - mov r1, r3, asr #4 - sub r0, r0, r1, lsl #4 - bx lr -jrem_17: - ldr r1, dc_17 - smull r3, r2, r0, r1 - mov r3, r0, asr #31 - rsb r1, r3, r2, asr #3 - add r3, r1, r1, lsl #4 - sub r0, r0, r3 - bx lr -jrem_18: - ldr r1, dc_18 - smull r3, r2, r0, r1 - mov r3, r0, asr #31 - rsb r1, r3, r2, asr #2 - add r3, r1, r1, lsl #3 - sub r0, r0, r3, lsl #1 - bx lr -jrem_19: - ldr r1, dc_19 - smull r3, r2, r0, r1 - mov r3, r0, asr #31 - rsb r1, r3, r2, asr #3 - add r3, r1, r1, lsl #3 - add r3, r1, r3, lsl #1 - sub r0, r0, r3 - bx lr -jrem_20: - ldr r1, dc_20 - smull r3, r2, r0, r1 - mov r3, r0, asr #31 - rsb r1, r3, r2, asr #3 - add r3, r1, r1, lsl #2 - sub r0, r0, r3, lsl #2 - bx lr -jrem_21: - ldr r1, dc_21 - smull r3, r2, r0, r1 - mov r3, r0, asr #31 - rsb r1, r3, r2, asr #2 - add r3, r1, r1, lsl #1 - rsb r3, r3, r3, lsl #3 - sub r0, r0, r3 - bx lr -jrem_22: - ldr r1, dc_22 - smull r3, r2, r0, r1 - mov r3, r0, asr #31 - rsb r1, r3, r2, asr #2 - add r3, r1, r1, lsl #2 - add r3, r1, r3, lsl #1 - sub r0, r0, r3, lsl #1 - bx lr -jrem_23: - ldr r1, dc_23 - smull r3, r2, r0, r1 - mov r1, r0, asr #31 - add r3, r0, r2 - rsb r1, r1, r3, asr #4 - add r3, r1, r1, lsl #1 - rsb r3, r1, r3, lsl #3 - sub r0, r0, r3 - bx lr -jrem_24: - ldr r1, dc_24 - smull r3, r2, r0, r1 - mov r3, r0, asr #31 - rsb r1, r3, r2, asr #2 - add r3, r1, r1, lsl #1 - sub r0, r0, r3, lsl #3 - bx lr -jrem_25: - ldr r1, dc_25 - smull r3, r2, r0, r1 - mov r3, r0, asr #31 - rsb r1, r3, r2, asr #3 - add r3, r1, r1, lsl #2 - add r3, r3, r3, lsl #2 - sub r0, r0, r3 - bx lr -jrem_26: - ldr r1, dc_26 - smull r3, r2, r0, r1 - mov r3, r0, asr #31 - rsb r1, r3, r2, asr #3 - add r3, r1, r1, lsl #1 - add r3, r1, r3, lsl #2 - sub r0, r0, r3, lsl #1 - bx lr -jrem_27: - ldr r1, dc_27 - smull r3, r2, r0, r1 - mov r3, r0, asr #31 - rsb r1, r3, r2, asr #3 - add r3, r1, r1, lsl #1 - add r3, r3, r3, lsl #3 - sub r0, r0, r3 - bx lr -jrem_28: - ldr r1, dc_28 - smull r3, r2, r0, r1 - mov r1, r0, asr #31 - add r3, r0, r2 - rsb r1, r1, r3, asr #4 - rsb r3, r1, r1, lsl #3 - sub r0, r0, r3, lsl #2 - bx lr -jrem_29: - ldr r1, dc_29 - smull r3, r2, r0, r1 - mov r1, r0, asr #31 - add r3, r0, r2 - rsb r1, r1, r3, asr #4 - rsb r3, r1, r1, lsl #3 - add r3, r1, r3, lsl #2 - sub r0, r0, r3 - bx lr -jrem_30: - ldr r1, dc_30 - smull r3, r2, r0, r1 - mov r1, r0, asr #31 - add r3, r0, r2 - rsb r1, r1, r3, asr #4 - rsb r3, r1, r1, lsl #4 - sub r0, r0, r3, lsl #1 - bx lr -jrem_31: - ldr r1, dc_31 - smull r3, r2, r0, r1 - mov r1, r0, asr #31 - add r3, r0, r2 - rsb r1, r1, r3, asr #4 - rsb r3, r1, r1, lsl #5 - sub r0, r0, r3 - bx lr -jrem_32: - movs r3, r0 - addmi r3, r3, #31 - mov r1, r3, asr #5 - sub r0, r0, r1, lsl #5 - bx lr - ALIGN_DATA -dc_7: -dc_14: - .word 0x92492493 -dc_15: -dc_30: - .word 0x88888889 -dc_23: - .word 0xb21642c9 -dc_28: - .word 0x92492493 -dc_29: - .word 0x8d3dcb09 -dc_31: - .word 0x84210843 -dc_6: -dc_12: -dc_24: - .word 0x2aaaaaab -dc_19: - .word 0x6bca1af3 -dc_5: -dc_10: -dc_20: - .word 0x66666667 -dc_21: - .word 0x30c30c31 -dc_11: -dc_22: - .word 0x2e8ba2e9 -dc_26: -dc_13: - .word 0x4ec4ec4f -dc_25: - .word 0x51eb851f -dc_27: - .word 0x4bda12f7 -dc_3: - .word 0x55555556 -dc_17: - .word 0x78787879 -dc_9: -dc_18: - .word 0x38e38e39 - -#define TBIT 1 - - .global Thumb2_DivZero_Handler -Thumb2_DivZero_Handler: -#ifdef THUMB2EE - -#define JAZ_V1 r5 -#define JAZ_V2 r6 -#define JAZ_V3 r7 -#define JAZ_V4 r10 -#define JAZ_V5 r11 - -#define JAZ_REGSET JAZ_V1,JAZ_V2,JAZ_V3,JAZ_V4,JAZ_V5,ip -#define JAZ_REGSET_LEN 6 - - adrl r0, idiv_clz_ret - cmp r0, lr - addne r0, r0, #irem_clz_ret - idiv_clz_ret - cmpne r0, lr - beq divide_by_zero_exception - stmdb sp!, {JAZ_REGSET} - bic r0, lr, #TBIT - ldr r1, [istate, #ISTATE_METHOD] - ldr jpc, [r1, #METHOD_CONSTMETHOD] - add jpc, jpc, #CONSTMETHOD_CODEOFFSET - mov r2, sp - ldr r3, [istate, #ISTATE_LOCALS] - bl Thumb2_lr_to_bci - add sp, sp, #JAZ_REGSET_LEN * 4 - cmp r0, #-1 - moveq jpc, #0 - addne jpc, jpc, r0 - bl load_dispatch -#endif // THUMB2EE - b divide_by_zero_exception - -#ifdef THUMB2EE - - .global Thumb2_Handle_Exception - .global Thumb2_Handle_Exception_NoRegs - .global Thumb2_ArrayBounds_Handler - .global Thumb2_NullPtr_Handler - .global Thumb2_Stack_Overflow -Thumb2_ArrayBounds_Handler: - stmdb sp!, {JAZ_REGSET} - bic r0, lr, #TBIT - ldr r1, [istate, #ISTATE_METHOD] - ldr jpc, [r1, #METHOD_CONSTMETHOD] - add jpc, jpc, #CONSTMETHOD_CODEOFFSET - mov r2, sp - ldr r3, [istate, #ISTATE_LOCALS] - bl Thumb2_lr_to_bci - add sp, sp, #JAZ_REGSET_LEN * 4 - cmp r0, #-1 - moveq jpc, #0 - addne jpc, jpc, r0 - bl load_dispatch - mov r0, #VMSYMBOLS_ArrayIndexOutOfBounds - b raise_exception -Thumb2_Handle_Exception: - stmdb sp!, {JAZ_REGSET} - bic r0, lr, #TBIT - ldr r1, [istate, #ISTATE_METHOD] - ldr jpc, [r1, #METHOD_CONSTMETHOD] - add jpc, jpc, #CONSTMETHOD_CODEOFFSET - mov r2, sp - ldr r3, [istate, #ISTATE_LOCALS] - bl Thumb2_lr_to_bci - add sp, sp, #JAZ_REGSET_LEN * 4 - cmp r0, #-1 - moveq jpc, #0 - addne jpc, jpc, r0 - bl load_dispatch - b handle_exception -Thumb2_Handle_Exception_NoRegs: - bic r0, lr, #TBIT - ldr r1, [istate, #ISTATE_METHOD] - ldr jpc, [r1, #METHOD_CONSTMETHOD] - add jpc, jpc, #CONSTMETHOD_CODEOFFSET - mov r2, #0 - bl Thumb2_lr_to_bci - cmp r0, #-1 - moveq jpc, #0 - addne jpc, jpc, r0 - bl load_dispatch - b handle_exception -Thumb2_NullPtr_Handler: - stmdb sp!, {JAZ_REGSET} - bic r0, lr, #TBIT - ldr r1, [istate, #ISTATE_METHOD] - ldr jpc, [r1, #METHOD_CONSTMETHOD] - add jpc, jpc, #CONSTMETHOD_CODEOFFSET - mov r2, sp - ldr r3, [istate, #ISTATE_LOCALS] - bl Thumb2_lr_to_bci - add sp, sp, #JAZ_REGSET_LEN * 4 - cmp r0, #-1 - moveq jpc, #0 - addne jpc, jpc, r0 - bl load_dispatch - b null_ptr_exception - -Thumb2_Stack_Overflow: - mov r0, r2 - ldr ip, [r0, #THREAD_TOP_ZERO_FRAME] - str ip, [r0, #THREAD_LAST_JAVA_SP] - bl _ZN18InterpreterRuntime24throw_StackOverflowErrorEP10JavaThread - ldmfd arm_sp!, {fast_regset, pc} - - .global Thumb2_Exit_To_Interpreter -Thumb2_Exit_To_Interpreter: - bl load_dispatch - sub stack, stack, #4 - CACHE_CP - CACHE_LOCALS - DISPATCH 0 - - .global Thumb2_Clear_Cache -Thumb2_Clear_Cache: - stmdb sp!, {r7} - mov r2, #0 - mov r7, #2 - orr r7, r7, #0xf0000 - svc 0 - ldmia sp!, {r7} - bx lr - -#endif // THUMB2EE - - .section .init_array,"aw",%init_array - .word bci_init(target1) - - .data - .global CPUInfo - ALIGN_DATA - .word 0, 0, 0, 0, 0, 0, 0, 0 - .word 0, 0, 0, 0, 0 -DispatchBreakPoint: .word 0 -CPUInfo: .word 0 -CodeTrace_Idx: .word 0 -UseOnStackReplacement_Address: .word 0 -BackgroundCompilation_Address: .word 0 -CompileThreshold_Address: .word 0 -InterpreterInvocationLimit_Address: .word 0 -UseCompiler_Address: .word 0 -can_post_interpreter_events: .word 0 -PrintCommandLineFlags_Address: .word 0 -oopDesc_Address: .word 0 -ThreadLocalStorage_thread_index: .word 0 -AbstractInterpreter_notice_safepoints: .word 0 -Bytecodes_name_Address: .word 0 -Universe_collectedHeap_Address: .word 0 -always_do_update_barrier_Address: .word 0 -VmSymbols_symbols_Address: .word 0 -SafePointSynchronize_state_Address: .word 0 -InterpreterRuntime_slow_signature_handler_Address: .word 0 -XXX: -opclabels_data: - .word 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 - .word 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 - .word 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 - .word 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 - .word 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 - .word 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 - .word 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 - .word 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 - .word 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 - .word 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 - .word 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 - .word 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 - .word 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 - .word 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 - .word 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 - .word 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 -#endif
--- a/arm_port/hotspot/src/cpu/zero/vm/thumb2.cpp Mon Jul 11 10:59:47 2011 +0200 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 @@ -1,7456 +0,0 @@ -/* - * Copyright 2009, 2010 Edward Nevill - * - * This code is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 only, as - * published by the Free Software Foundation. - * - * This code is distributed in the hope that it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License - * version 2 for more details (a copy is included in the LICENSE file that - * accompanied this code). - * - * You should have received a copy of the GNU General Public License version - * 2 along with this work; if not, write to the Free Software Foundation, - * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. - */ - -#undef THUMB2EE -#if !defined(DISABLE_THUMB2) && defined(HOTSPOT_ASM) && !defined(SHARK) -#define THUMB2EE -#endif - -#ifdef THUMB2EE - -#define T2EE_PRINT_COMPILATION -#define T2EE_PRINT_STATISTICS -//#define T2EE_PRINT_DISASS -#define T2EE_PRINT_REGUSAGE - -#ifdef T2EE_PRINT_COMPILATION -static char *t2ee_print_compilation; -#endif - -#ifdef T2EE_PRINT_STATISTICS -static char *t2ee_print_statistics; -#endif - -#ifdef T2EE_PRINT_DISASS -static char *t2ee_print_disass; -#endif - -#ifdef T2EE_PRINT_REGUSAGE -static char *t2ee_print_regusage; -#endif - -#define THUMB2_CODEBUF_SIZE (8 * 1024 * 1024) -#define THUMB2_MAX_BYTECODE_SIZE 10000 -#define THUMB2_MAX_T2CODE_SIZE 65000 -#define THUMB2_MAXLOCALS 1000 - -#include <sys/mman.h> - -#include "incls/_precompiled.incl" - -#ifdef T2EE_PRINT_DISASS -#include "dis-asm.h" -#include "bfd.h" -#endif - -#define opc_nop 0x00 -#define opc_aconst_null 0x01 -#define opc_iconst_m1 0x02 -#define opc_iconst_0 0x03 -#define opc_iconst_1 0x04 -#define opc_iconst_2 0x05 -#define opc_iconst_3 0x06 -#define opc_iconst_4 0x07 -#define opc_iconst_5 0x08 -#define opc_lconst_0 0x09 -#define opc_lconst_1 0x0a -#define opc_fconst_0 0x0b -#define opc_fconst_1 0x0c -#define opc_fconst_2 0x0d -#define opc_dconst_0 0x0e -#define opc_dconst_1 0x0f -#define opc_bipush 0x10 -#define opc_sipush 0x11 -#define opc_ldc 0x12 -#define opc_ldc_w 0x13 -#define opc_ldc2_w 0x14 -#define opc_iload 0x15 -#define opc_lload 0x16 -#define opc_fload 0x17 -#define opc_dload 0x18 -#define opc_aload 0x19 -#define opc_iload_0 0x1a -#define opc_iload_1 0x1b -#define opc_iload_2 0x1c -#define opc_iload_3 0x1d -#define opc_lload_0 0x1e -#define opc_lload_1 0x1f -#define opc_lload_2 0x20 -#define opc_lload_3 0x21 -#define opc_fload_0 0x22 -#define opc_fload_1 0x23 -#define opc_fload_2 0x24 -#define opc_fload_3 0x25 -#define opc_dload_0 0x26 -#define opc_dload_1 0x27 -#define opc_dload_2 0x28 -#define opc_dload_3 0x29 -#define opc_aload_0 0x2a -#define opc_aload_1 0x2b -#define opc_aload_2 0x2c -#define opc_aload_3 0x2d -#define opc_iaload 0x2e -#define opc_laload 0x2f -#define opc_faload 0x30 -#define opc_daload 0x31 -#define opc_aaload 0x32 -#define opc_baload 0x33 -#define opc_caload 0x34 -#define opc_saload 0x35 -#define opc_istore 0x36 -#define opc_lstore 0x37 -#define opc_fstore 0x38 -#define opc_dstore 0x39 -#define opc_astore 0x3a -#define opc_istore_0 0x3b -#define opc_istore_1 0x3c -#define opc_istore_2 0x3d -#define opc_istore_3 0x3e -#define opc_lstore_0 0x3f -#define opc_lstore_1 0x40 -#define opc_lstore_2 0x41 -#define opc_lstore_3 0x42 -#define opc_fstore_0 0x43 -#define opc_fstore_1 0x44 -#define opc_fstore_2 0x45 -#define opc_fstore_3 0x46 -#define opc_dstore_0 0x47 -#define opc_dstore_1 0x48 -#define opc_dstore_2 0x49 -#define opc_dstore_3 0x4a -#define opc_astore_0 0x4b -#define opc_astore_1 0x4c -#define opc_astore_2 0x4d -#define opc_astore_3 0x4e -#define opc_iastore 0x4f -#define opc_lastore 0x50 -#define opc_fastore 0x51 -#define opc_dastore 0x52 -#define opc_aastore 0x53 -#define opc_bastore 0x54 -#define opc_castore 0x55 -#define opc_sastore 0x56 -#define opc_pop 0x57 -#define opc_pop2 0x58 -#define opc_dup 0x59 -#define opc_dup_x1 0x5a -#define opc_dup_x2 0x5b -#define opc_dup2 0x5c -#define opc_dup2_x1 0x5d -#define opc_dup2_x2 0x5e -#define opc_swap 0x5f -#define opc_iadd 0x60 -#define opc_ladd 0x61 -#define opc_fadd 0x62 -#define opc_dadd 0x63 -#define opc_isub 0x64 -#define opc_lsub 0x65 -#define opc_fsub 0x66 -#define opc_dsub 0x67 -#define opc_imul 0x68 -#define opc_lmul 0x69 -#define opc_fmul 0x6a -#define opc_dmul 0x6b -#define opc_idiv 0x6c -#define opc_ldiv 0x6d -#define opc_fdiv 0x6e -#define opc_ddiv 0x6f -#define opc_irem 0x70 -#define opc_lrem 0x71 -#define opc_frem 0x72 -#define opc_drem 0x73 -#define opc_ineg 0x74 -#define opc_lneg 0x75 -#define opc_fneg 0x76 -#define opc_dneg 0x77 -#define opc_ishl 0x78 -#define opc_lshl 0x79 -#define opc_ishr 0x7a -#define opc_lshr 0x7b -#define opc_iushr 0x7c -#define opc_lushr 0x7d -#define opc_iand 0x7e -#define opc_land 0x7f -#define opc_ior 0x80 -#define opc_lor 0x81 -#define opc_ixor 0x82 -#define opc_lxor 0x83 -#define opc_iinc 0x84 -#define opc_i2l 0x85 -#define opc_i2f 0x86 -#define opc_i2d 0x87 -#define opc_l2i 0x88 -#define opc_l2f 0x89 -#define opc_l2d 0x8a -#define opc_f2i 0x8b -#define opc_f2l 0x8c -#define opc_f2d 0x8d -#define opc_d2i 0x8e -#define opc_d2l 0x8f -#define opc_d2f 0x90 -#define opc_i2b 0x91 -#define opc_i2c 0x92 -#define opc_i2s 0x93 -#define opc_lcmp 0x94 -#define opc_fcmpl 0x95 -#define opc_fcmpg 0x96 -#define opc_dcmpl 0x97 -#define opc_dcmpg 0x98 -#define opc_ifeq 0x99 -#define opc_ifne 0x9a -#define opc_iflt 0x9b -#define opc_ifge 0x9c -#define opc_ifgt 0x9d -#define opc_ifle 0x9e -#define opc_if_icmpeq 0x9f -#define opc_if_icmpne 0xa0 -#define opc_if_icmplt 0xa1 -#define opc_if_icmpge 0xa2 -#define opc_if_icmpgt 0xa3 -#define opc_if_icmple 0xa4 -#define opc_if_acmpeq 0xa5 -#define opc_if_acmpne 0xa6 -#define opc_goto 0xa7 -#define opc_jsr 0xa8 -#define opc_ret 0xa9 -#define opc_tableswitch 0xaa -#define opc_lookupswitch 0xab -#define opc_ireturn 0xac -#define opc_lreturn 0xad -#define opc_freturn 0xae -#define opc_dreturn 0xaf -#define opc_areturn 0xb0 -#define opc_return 0xb1 -#define opc_getstatic 0xb2 -#define opc_putstatic 0xb3 -#define opc_getfield 0xb4 -#define opc_putfield 0xb5 -#define opc_invokevirtual 0xb6 -#define opc_invokespecial 0xb7 -#define opc_invokestatic 0xb8 -#define opc_invokeinterface 0xb9 -#define opc_new 0xbb -#define opc_newarray 0xbc -#define opc_anewarray 0xbd -#define opc_arraylength 0xbe -#define opc_athrow 0xbf -#define opc_checkcast 0xc0 -#define opc_instanceof 0xc1 -#define opc_monitorenter 0xc2 -#define opc_monitorexit 0xc3 -#define opc_wide 0xc4 -#define opc_multianewarray 0xc5 -#define opc_ifnull 0xc6 -#define opc_ifnonnull 0xc7 -#define opc_goto_w 0xc8 -#define opc_jsr_w 0xc9 -#define opc_breakpoint 0xca - -#define OPC_LAST_JAVA_OP 0xca - -#define opc_bgetfield 0xcc -#define opc_cgetfield 0xcd -#define opc_igetfield 0xd0 -#define opc_lgetfield 0xd1 -#define opc_sgetfield 0xd2 -#define opc_aputfield 0xd3 -#define opc_bputfield 0xd4 -#define opc_cputfield 0xd5 -#define opc_iputfield 0xd8 -#define opc_lputfield 0xd9 -#define opc_iaccess_0 0xdb -#define opc_iaccess_1 0xdc -#define opc_iaccess_2 0xdd -#define opc_iaccess_3 0xde -#define opc_invokeresolved 0xdf -#define opc_invokespecialresolved 0xe0 -#define opc_invokestaticresolved 0xe1 -#define opc_invokevfinal 0xe2 -#define opc_iload_iload 0xe3 -#define opc_iload_iload_N 0xe4 -#define opc_return_register_finalizer 0xe5 -#define opc_dmac 0xe6 -#define opc_iload_0_iconst_N 0xe7 -#define opc_iload_1_iconst_N 0xe8 -#define opc_iload_2_iconst_N 0xe9 -#define opc_iload_3_iconst_N 0xea -#define opc_iload_iconst_N 0xeb -#define opc_iadd_istore_N 0xec -#define opc_isub_istore_N 0xed -#define opc_iand_istore_N 0xee -#define opc_ior_istore_N 0xef -#define opc_ixor_istore_N 0xf0 -#define opc_iadd_u4store 0xf1 -#define opc_isub_u4store 0xf2 -#define opc_iand_u4store 0xf3 -#define opc_ior_u4store 0xf4 -#define opc_ixor_u4store 0xf5 -#define opc_iload_0_iload 0xf6 -#define opc_iload_1_iload 0xf7 -#define opc_iload_2_iload 0xf8 -#define opc_iload_3_iload 0xf9 -#define opc_iload_0_iload_N 0xfa -#define opc_iload_1_iload_N 0xfb -#define opc_iload_2_iload_N 0xfc -#define opc_iload_3_iload_N 0xfd - -#define H_IREM 0 -#define H_IDIV 1 -#define H_LDIV 2 -#define H_LREM 3 -#define H_FREM 4 -#define H_DREM 5 -#define H_LDC 6 -#define H_NEW 8 -#define H_I2F 9 -#define H_I2D 10 -#define H_L2F 11 -#define H_L2D 12 -#define H_F2I 13 -#define H_F2L 14 -#define H_F2D 15 -#define H_D2I 16 -#define H_D2L 17 -#define H_D2F 18 -#define H_NEWARRAY 19 -#define H_ANEWARRAY 20 -#define H_MULTIANEWARRAY 21 -#define H_INSTANCEOF 22 -#define H_CHECKCAST 23 -#define H_AASTORE 24 -#define H_APUTFIELD 25 -#define H_SYNCHRONIZED_ENTER 26 -#define H_SYNCHRONIZED_EXIT 27 - -#define H_EXIT_TO_INTERPRETER 28 - -#define H_GETSTATIC H_EXIT_TO_INTERPRETER -#define H_PUTSTATIC H_EXIT_TO_INTERPRETER -#define H_JSR H_EXIT_TO_INTERPRETER -#define H_RET H_EXIT_TO_INTERPRETER -#define H_ZOMBIE H_EXIT_TO_INTERPRETER -#define H_MONITOR H_EXIT_TO_INTERPRETER -#define H_ATHROW H_EXIT_TO_INTERPRETER - -#define H_HANDLE_EXCEPTION 29 -#define H_ARRAYBOUND 30 -#define H_UNKNOWN 31 - -#define H_DEBUG_METHODENTRY 32 -#define H_DEBUG_METHODEXIT 33 -#define H_DEBUG_METHODCALL 34 - -#define H_INVOKEINTERFACE 35 -#define H_INVOKEVIRTUAL 36 -#define H_INVOKESTATIC 37 -#define H_INVOKESPECIAL 38 - -#define H_GETFIELD_WORD 39 -#define H_GETFIELD_SH 40 -#define H_GETFIELD_H 41 -#define H_GETFIELD_SB 42 -#define H_GETFIELD_DW 43 - -#define H_PUTFIELD_WORD 44 -#define H_PUTFIELD_H 45 -#define H_PUTFIELD_B 46 -#define H_PUTFIELD_A 47 -#define H_PUTFIELD_DW 48 - -#define H_GETSTATIC_WORD 49 -#define H_GETSTATIC_SH 50 -#define H_GETSTATIC_H 51 -#define H_GETSTATIC_SB 52 -#define H_GETSTATIC_DW 53 - -#define H_PUTSTATIC_WORD 54 -#define H_PUTSTATIC_H 55 -#define H_PUTSTATIC_B 56 -#define H_PUTSTATIC_A 57 -#define H_PUTSTATIC_DW 58 - -#define H_STACK_OVERFLOW 59 - -#define H_HANDLE_EXCEPTION_NO_REGS 60 - -unsigned handlers[61]; - -#define LEAF_STACK_SIZE 200 -#define STACK_SPARE 40 - -#define COMPILER_RESULT_FAILED 1 // Failed to compiled this method -#define COMPILER_RESULT_FATAL 2 // Fatal - dont try compile anything ever again - -#include <setjmp.h> - -static jmp_buf compiler_error_env; - -#ifdef PRODUCT - -#define JASSERT(cond, msg) 0 -#define J_Unimplemented() longjmp(compiler_error_env, COMPILER_RESULT_FATAL) - -#else - -#define JASSERT(cond, msg) do { if (!(cond)) fatal(msg); } while (0) -#define J_Unimplemented() { report_unimplemented(__FILE__, __LINE__); BREAKPOINT; } - -#endif // PRODUCT - -#define GET_NATIVE_U2(p) (*(unsigned short *)(p)) - -#define GET_JAVA_S1(p) (((signed char *)(p))[0]) -#define GET_JAVA_S2(p) ((((signed char *)(p))[0] << 8) + (p)[1]) -#define GET_JAVA_U2(p) (((p)[0] << 8) + (p)[1]) -#define GET_JAVA_U4(p) (((p)[0] << 24) + ((p)[1] << 16) + ((p)[2] << 8) + (p)[3]) - -#define BYTESEX_REVERSE(v) (((v)<<24) | (((v)<<8) & 0xff0000) | (((v)>>8) & 0xff00) | ((v)>>24)) -#define BYTESEX_REVERSE_U2(v) (((v)<<8) | ((v)>>8)) - -typedef struct Thumb2_CodeBuf { - unsigned size; - char *sp; - char *hp; -} Thumb2_CodeBuf; - -Thumb2_CodeBuf *thumb2_codebuf; - -unsigned bc_stackinfo[THUMB2_MAX_BYTECODE_SIZE]; -unsigned locals_info[1000]; -unsigned stack[1000]; -unsigned r_local[1000]; - -#ifdef T2EE_PRINT_DISASS -short start_bci[THUMB2_MAX_T2CODE_SIZE]; -short end_bci[THUMB2_MAX_T2CODE_SIZE]; -#endif - -// XXX hardwired constants! -#define ENTRY_FRAME 1 -#define INTERPRETER_FRAME 2 -#define SHARK_FRAME 3 -#define FAKE_STUB_FRAME 4 - -#include "offsets_arm.s" - -#define BC_FLAGS_MASK 0xfc000000 -#define BC_VISITED_P1 0x80000000 -#define BC_BRANCH_TARGET 0x40000000 -#define BC_COMPILED 0x20000000 -#define BC_VISITED_P2 0x10000000 -#define BC_ZOMBIE 0x08000000 -#define BC_BACK_TARGET 0x04000000 - -#define IS_DEAD(x) (((x) & BC_VISITED_P1) == 0) -#define IS_ZOMBIE(x) (((x) & BC_ZOMBIE) || ((x) & BC_VISITED_P2) == 0) - -#define LOCAL_MODIFIED 31 -#define LOCAL_REF 30 -#define LOCAL_DOUBLE 29 -#define LOCAL_FLOAT 28 -#define LOCAL_LONG 27 -#define LOCAL_INT 26 -#define LOCAL_ALLOCATED 25 - -#define LOCAL_COUNT_BITS 10 -#define LOCAL_READ_POS 0 -#define LOCAL_WRITE_POS LOCAL_COUNT_BITS - -#define LOCAL_READS(x) (((x) >> LOCAL_READ_POS) & ((1<<LOCAL_COUNT_BITS)-1)) -#define LOCAL_WRITES(x) (((x) >> LOCAL_WRITE_POS) & ((1<<LOCAL_COUNT_BITS)-1)) -#define LOCAL_SET_COUNTS(r, w) (((r) << LOCAL_READ_POS) | (((w) << LOCAL_WRITE_POS))) -#define LOCAL_INC_COUNT(c) ((c) < ((1<<LOCAL_COUNT_BITS)-1) ? (c)+1 : (c)) - -#define STACK_REGS 4 -#define FP_STACK_REGS 4 - -typedef unsigned u32; -typedef unsigned Reg; - -#define ARM_R0 0 -#define ARM_R1 1 -#define ARM_R2 2 -#define ARM_R3 3 -#define ARM_R4 4 -#define ARM_R5 5 -#define ARM_R6 6 -#define ARM_R7 7 -#define ARM_R8 8 -#define ARM_R9 9 -#define ARM_R10 10 -#define ARM_R11 11 -#define ARM_IP 12 -#define ARM_SP 13 -#define ARM_LR 14 -#define ARM_PC 15 -#define ARM_CPSR 16 // CPSR in sigcontext -#define ARM_FAULT 17 // fault address in sigcontext - -#define CPSR_THUMB_BIT (1<<5) - -#define VFP_S0 32 -#define VFP_S1 33 -#define VFP_S2 34 -#define VFP_S3 35 -#define VFP_S4 36 -#define VFP_S5 37 -#define VFP_S6 38 -#define VFP_S7 39 - -#define VFP_D0 64 -#define VFP_D1 65 -#define VFP_D2 66 -#define VFP_D3 67 -#define VFP_D4 68 -#define VFP_D5 69 -#define VFP_D6 70 -#define VFP_D7 71 - -#define PREGS 5 - -#define JAZ_V1 ARM_R5 -#define JAZ_V2 ARM_R6 -#define JAZ_V3 ARM_R7 -#define JAZ_V4 ARM_R10 -#define JAZ_V5 ARM_R11 - -#define Rstack ARM_R4 -#define Rlocals ARM_R7 -#define Ristate ARM_R8 -#define Rthread ARM_R9 - -#define Rint_stack ARM_R4 -#define Rint_jpc ARM_R5 -#define Rint_istate ARM_R8 - -#define IS_ARM_INT_REG(r) ((r) <= ARM_PC) -#define IS_ARM_FP_REG(r) (!IS_ARM_INT_REG(r)) - -#define I_REGSET ((1<<ARM_R4) | (1<<ARM_R5) | (1<<ARM_R6) | (1<<ARM_R7) | \ - (1<<ARM_R9) | (1<<ARM_R10) | (1<<ARM_R11)) -#define C_REGSET (1<<ARM_R8) - -#define LOG2(n) binary_log2(n) - -unsigned binary_log2(unsigned n) -{ - unsigned r = 0; - if ((n & 0xffff) == 0) r = 16, n >>= 16; - if ((n & 0xff) == 0) r += 8, n >>= 8; - if ((n & 0xf) == 0) r += 4, n >>= 4; - if ((n & 3) == 0) r += 2, n >>= 2; - if ((n & 1) == 0) r += 1; - return r; -} - -typedef struct Compiled_Method { - // All entry points aligned on a cache line boundary - // .align CODE_ALIGN - // slow_entry: @ callee save interface - // push {r4, r5, r6, r7, r9, r10, r11, lr} - // bl fast_entry - // pop {r4, r5, r6, r7, r9, r10, r11, pc} - unsigned slow_entry[3]; - unsigned *osr_table; // pointer to the osr table - unsigned *exception_table; - Compiled_Method *next; - // The next 6 halfword give the register mapping for JAZ_V1 to JAZ_v5 - // This is used when receovering from an exception so we can push - // the register back into the local variables pool. - short regusage[6]; - // OSR Entry point: - // R0 = entry point within compiled method - // R1 = locals - 4000 * 4 - // R2 = thread - // R3 = locals - 31 * 4 - // osr_entry: - // @ Load each local into it register allocated register - // ldr <reg>, [R1, #(4000-<local>) * 4] - // or ldr <reg>, [R3, #(31-<local>) * 4] - // ... - // mov Rthread, R2 - // bx R0 - // .align CODE_ALIGN - unsigned osr_entry[1]; - // fast_entry: - // push {r8, lr} - // ... @ The compiled code - // pop {r8, pc} - // .align WORD_ALIGN - // code_handle: @ from interpreted entry - // .word slow_entry @ bottom bit must be set! - // osr_table: - // .word <no. of entries> - // @@@ For bytecode 0 and for each backwards branch target - // .short <bytecode index> - // .short <code offset> @ offset in halfwords from slow_entry -} Compiled_Method; - -Compiled_Method *compiled_method_list = 0; -Compiled_Method **compiled_method_list_tail_ptr = &compiled_method_list; - -typedef struct Thumb2_Entrypoint { - unsigned compiled_entrypoint; - unsigned osr_entry; -} Thumb2_Entrypoint; - -typedef struct CodeBuf { - unsigned short *codebuf; - unsigned idx; - unsigned limit; -} CodeBuf; - -typedef struct Thumb2_Stack { - unsigned *stack; - unsigned depth; -} Thumb2_Stack; - -#define IS_SREG(r) ((r) < STACK_REGS) - -typedef struct Thumb2_Registers { - unsigned *r_local; - unsigned npregs; - unsigned pregs[PREGS]; - int mapping[PREGS]; -} Thumb2_Registers; - -typedef struct Thumb2_Info { - JavaThread *thread; - methodOop method; - unsigned *bc_stackinfo; - unsigned *locals_info; - jubyte *code_base; - unsigned code_size; - CodeBuf *codebuf; - Thumb2_Stack *jstack; - Thumb2_Registers *jregs; - unsigned compiled_return; - unsigned zombie_bytes; - unsigned is_leaf; -} Thumb2_Info; - -#define IS_INT_SIZE_BASE_TYPE(c) (c=='B' || c=='C' || c=='F' || c=='I' || c=='S' || c=='Z') -#define IS_INT_SIZE_TYPE(c) (IS_INT_SIZE_BASE_TYPE(c) || c == 'L' || c == '[') - -static int method_stackchange(jbyte *base) -{ - jbyte c; - int stackchange = 0; - - c = *base++; - JASSERT(c == '(', "Invalid signature, missing '('"); - while ((c = *base++) != ')') { - stackchange -= 1; - if (c == 'J' || c == 'D') { - stackchange -= 1; - } else if (c == '[') { - do { c = *base++; } while (c == '['); - if (c == 'L') - do { c = *base++; } while (c != ';'); - } else if (c == 'L') { - do { c = *base++; } while (c != ';'); - } else { - JASSERT(IS_INT_SIZE_BASE_TYPE(c), "Invalid signature, bad arg type"); - } - } - JASSERT(c == ')', "Invalid signature, missing ')'"); - c = *base++; - if (c == 'J' || c == 'D') stackchange += 2; - else if (c != 'V') { - stackchange += 1; - JASSERT(IS_INT_SIZE_TYPE(c), "Invalid signature, bad ret type"); - } - return stackchange; -} - -static void Thumb2_local_info_from_sig(Thumb2_Info *jinfo, methodOop method, jbyte *base) -{ - jbyte c; - unsigned arg = 0; - unsigned *locals_info = jinfo->locals_info; - unsigned local_info; - - if (!method->is_static()) locals_info[arg++] = 1 << LOCAL_REF; - c = *base++; - JASSERT(c == '(', "Invalid signature, missing '('"); - while ((c = *base++) != ')') { - local_info = 1 << LOCAL_INT; - if (c == 'J') local_info = 1 << LOCAL_LONG; - else if (c == 'D') local_info = 1 << LOCAL_DOUBLE; - else if (c == '[') { - local_info = 1 << LOCAL_REF; - do { c = *base++; } while (c == '['); - if (c == 'L') - do { c = *base++; } while (c != ';'); - } else if (c == 'L') { - local_info = 1 << LOCAL_REF; - do { c = *base++; } while (c != ';'); - } else { - JASSERT(IS_INT_SIZE_BASE_TYPE(c), "Invalid signature, bad arg type"); - } - locals_info[arg++] = local_info; - } -} - -#define T_UNDEFINED_32 0xf7f0a000 -#define T_UNDEFINED_16 0xde00 - -static const char *local_types[] = { "int", "long", "float", "double", "ref" }; - -#ifdef T2EE_PRINT_DISASS -void Thumb2_disass(Thumb2_Info *jinfo) -{ - unsigned code_size = jinfo->code_size; - jubyte *code_base = jinfo->code_base; - unsigned *bc_stackinfo = jinfo->bc_stackinfo; - unsigned *locals_info = jinfo->locals_info; - unsigned nlocals = jinfo->method->max_locals(); - int bci = 0; - int last_bci = -1; - int start_b, end_b; - unsigned nodisass; - - struct disassemble_info info; - unsigned short *codebuf = jinfo->codebuf->codebuf; - unsigned idx, compiled_len; - -#if 0 - printf("Local Variable Usage\n"); - printf("====================\n"); - for (idx = 0; idx < nlocals; idx++) { - unsigned linfo = locals_info[idx]; - unsigned typ = (linfo >> LOCAL_INT) & 0x1f; - - printf("Local %d, type = %s (%x)", idx, typ ? local_types[LOG2(typ)] : "!!!unknown!!!", typ); - if (linfo & (1 << LOCAL_MODIFIED)) printf(", modified"); - if (idx < (unsigned)jinfo->method->size_of_parameters()) printf(", parameter"); - putchar('\n'); - } -#endif - - init_disassemble_info(&info, stdout, (fprintf_ftype)fprintf); - info.arch = bfd_arch_arm; - disassemble_init_for_target(&info); - info.endian = BFD_ENDIAN_LITTLE; - info.endian_code = BFD_ENDIAN_LITTLE; - info.buffer = (bfd_byte *)codebuf; - info.buffer_vma = (bfd_vma)codebuf; - info.buffer_length = jinfo->codebuf->idx * sizeof(short); - info.disassembler_options = (char *)"force-thumb"; - - compiled_len = jinfo->codebuf->idx * 2; - for (idx = 0; idx < compiled_len; ) { - nodisass = 0; - start_b = start_bci[idx/2]; - end_b = end_bci[idx/2]; - if (start_b != -1) { - last_bci != -1; - for (bci = start_b; bci < end_b; ) { - unsigned stackinfo = bc_stackinfo[bci]; - unsigned opcode; - int len; - - if (stackinfo & BC_BRANCH_TARGET) - printf("----- Basic Block -----\n"); - JASSERT(bci > last_bci, "disass not advancing"); - last_bci = bci; - printf("%c%4d : ", (stackinfo & BC_VISITED_P1) ? ' ' : '?', bci); - opcode = code_base[bci]; - if (opcode > OPC_LAST_JAVA_OP) { - if (Bytecodes::is_defined((Bytecodes::Code)opcode)) - opcode = (unsigned)Bytecodes::java_code((Bytecodes::Code)opcode); - } - len = Bytecodes::length_for((Bytecodes::Code)opcode); - if (len <= 0) len = Bytecodes::special_length_at((address)(code_base+bci), (address)(code_base+code_size)); - switch (opcode) { - case opc_tableswitch: { - int nbci = (bci & ~3) + 4; - int low, high; - unsigned w; - unsigned *table; - int def; - unsigned n, i; - - printf("%02x ", opcode); - for (int i = 1; i < 5; i++) - printf(" "); - printf("%s\n", Bytecodes::name((Bytecodes::Code)opcode)); - printf("\t%d bytes padding\n", nbci - (bci+1)); - w = *(unsigned int *)(code_base + nbci + 4); - low = (int)BYTESEX_REVERSE(w); - w = *(unsigned int *)(code_base + nbci + 8); - high = (int)BYTESEX_REVERSE(w); - w = *(unsigned int *)(code_base + nbci + 0); - def = (int)BYTESEX_REVERSE(w); - table = (unsigned int *)(code_base + nbci + 12); - printf("\tdefault:\t0x%08x\n", def); - printf("\tlow:\t\t0x%08x\n", low); - printf("\thigh:\t\t0x%08x\n", high); - n = high - low + 1; - while (low <= high) { - int off; - - w = *table++; - off = (int)BYTESEX_REVERSE(w); - printf("\toffset %d:\t0x%08x\n", low, off); - low++; - } - bci += len; - for (i = 0; i < 4; i++) { - printf("0x%08x:\t", (int)codebuf+idx); - { - int len = print_insn_little_arm((bfd_vma)codebuf+idx, &info); - if (len == -1) len = 2; - idx += len; - putchar('\n'); - } - } - for (i = 0; i < n; i++) { - printf("0x%08x:\t.short\t0x%04x\n", (int)codebuf+idx, *(short *)((int)codebuf + idx)); - idx += 2; - } - nodisass = 1; - break; - } - case opc_lookupswitch: { - unsigned w; - unsigned nbci = (bci & ~3) + 4;; - int def; - int npairs; // The Java spec says signed but must be >= 0?? - unsigned *table; - - printf("%02x ", opcode); - for (int i = 1; i < 5; i++) - printf(" "); - printf("%s\n", Bytecodes::name((Bytecodes::Code)opcode)); - printf("\t%d bytes padding\n", nbci - (bci+1)); - - w = *(unsigned int *)(code_base + nbci + 0); - def = (int)BYTESEX_REVERSE(w); - w = *(unsigned int *)(code_base + nbci + 4); - npairs = (int)BYTESEX_REVERSE(w); - table = (unsigned int *)(code_base + nbci + 8); - printf("\tdefault:\t0x%08x\n", def); - printf("\tnpairs:\t\t0x%08x\n", npairs); - for (int i = 0; i < npairs; i++) { - unsigned match, off; - w = table[0]; - match = BYTESEX_REVERSE(w); - w = table[1]; - table += 2; - off = BYTESEX_REVERSE(w); - printf("\t match: 0x%08x, offset: 0x%08x\n", match, off); - } - break; - } - - default: - for (int i = 0; i < 5; i++) { - if (i < len) - printf("%02x ", code_base[bci+i]); - else - printf(" "); - } - printf("%s\n", Bytecodes::name((Bytecodes::Code)code_base[bci])); - break; - } - bci += len; - } - } - if (!nodisass) { - printf("0x%08x:\t", (int)codebuf+idx); - { - int len; - unsigned s1, s2; - - s1 = *(unsigned short *)((int)codebuf + idx); - s2 = *(unsigned short *)((int)codebuf + idx + 2); - if (s1 == T_UNDEFINED_16 || ((s1 << 16) + s2) == T_UNDEFINED_32) { - if (s1 == T_UNDEFINED_16) { - printf("undefined (0xde00) - UNPATCHED BRANCH???"); - len = 2; - } else { - printf("undefined (0xf7f0a000) - UNPATCHED BRANCH???"); - len = 4; - } - } else { - len = print_insn_little_arm((bfd_vma)codebuf+idx, &info); - if (len == -1) len = 2; - idx += len; - } - putchar('\n'); - } - } - } -} -#endif - -#define BCI(len, pop, push, special, islocal, islocal_n, isstore, local_n, local_type) \ - ((len) | ((pop)<<3) | ((push)<<6) | (unsigned)((special) << 31) | ((islocal) << 30) | ((islocal_n) << 29) | ((isstore) << 28) | ((local_n) << 9) | ((local_type) << 11)) - -#define BCI_LEN(x) ((x) & 7) -#define BCI_POP(x) (((x)>>3) & 7) -#define BCI_PUSH(x) (((x)>>6) & 7) -#define BCI_LOCAL_N(x) (((x)>>9) & 3) -#define BCI_LOCAL_TYPE(x) (((x) >> 11) & 7) - -#define BCI_TYPE_INT 0 -#define BCI_TYPE_LONG 1 -#define BCI_TYPE_FLOAT 2 -#define BCI_TYPE_DOUBLE 3 -#define BCI_TYPE_REF 4 - -#define BCI_SPECIAL(x) ((x) & 0x80000000) -#define BCI_ISLOCAL(x) ((x) & 0x40000000) -#define BCI_ISLOCAL_N(x) ((x) & 0x20000000) -#define BCI_ISSTORE(x) ((x) & 0x10000000) - -static const unsigned bcinfo[256] = { - BCI(1, 0, 0, 0, 0, 0, 0, 0, 0), // nop - BCI(1, 0, 1, 0, 0, 0, 0, 0, 0), // aconst_null - BCI(1, 0, 1, 0, 0, 0, 0, 0, 0), // iconst_m1 - BCI(1, 0, 1, 0, 0, 0, 0, 0, 0), // iconst_0 - BCI(1, 0, 1, 0, 0, 0, 0, 0, 0), // iconst_1 - BCI(1, 0, 1, 0, 0, 0, 0, 0, 0), // iconst_2 - BCI(1, 0, 1, 0, 0, 0, 0, 0, 0), // iconst_3 - BCI(1, 0, 1, 0, 0, 0, 0, 0, 0), // iconst_4 - BCI(1, 0, 1, 0, 0, 0, 0, 0, 0), // iconst_5 - BCI(1, 0, 2, 0, 0, 0, 0, 0, 0), // lconst_0 - BCI(1, 0, 2, 0, 0, 0, 0, 0, 0), // lconst_1 - BCI(1, 0, 1, 0, 0, 0, 0, 0, 0), // fconst_0 - BCI(1, 0, 1, 0, 0, 0, 0, 0, 0), // fconst_1 - BCI(1, 0, 1, 0, 0, 0, 0, 0, 0), // fconst_2 - BCI(1, 0, 2, 0, 0, 0, 0, 0, 0), // dconst_0 - BCI(1, 0, 2, 0, 0, 0, 0, 0, 0), // dconst_1 - BCI(2, 0, 1, 0, 0, 0, 0, 0, 0), // bipush - BCI(3, 0, 1, 0, 0, 0, 0, 0, 0), // bipush - BCI(2, 0, 1, 0, 0, 0, 0, 0, 0), // ldc - BCI(3, 0, 1, 0, 0, 0, 0, 0, 0), // ldc_w - BCI(3, 0, 2, 0, 0, 0, 0, 0, 0), // ldc2_w - BCI(2, 0, 1, 0, 1, 0, 0, 0, BCI_TYPE_INT), // iload - BCI(2, 0, 2, 0, 1, 0, 0, 0, BCI_TYPE_LONG), // lload - BCI(2, 0, 1, 0, 1, 0, 0, 0, BCI_TYPE_FLOAT), // fload - BCI(2, 0, 2, 0, 1, 0, 0, 0, BCI_TYPE_DOUBLE), // dload - BCI(2, 0, 1, 0, 1, 0, 0, 0, BCI_TYPE_REF), // aload - BCI(1, 0, 1, 0, 1, 1, 0, 0, BCI_TYPE_INT), // iload_0 - BCI(1, 0, 1, 0, 1, 1, 0, 1, BCI_TYPE_INT), // iload_1 - BCI(1, 0, 1, 0, 1, 1, 0, 2, BCI_TYPE_INT), // iload_2 - BCI(1, 0, 1, 0, 1, 1, 0, 3, BCI_TYPE_INT), // iload_3 - BCI(1, 0, 2, 0, 1, 1, 0, 0, BCI_TYPE_LONG), // lload_0 - BCI(1, 0, 2, 0, 1, 1, 0, 1, BCI_TYPE_LONG), // lload_1 - BCI(1, 0, 2, 0, 1, 1, 0, 2, BCI_TYPE_LONG), // lload_2 - BCI(1, 0, 2, 0, 1, 1, 0, 3, BCI_TYPE_LONG), // lload_3 - BCI(1, 0, 1, 0, 1, 1, 0, 0, BCI_TYPE_FLOAT), // fload_0 - BCI(1, 0, 1, 0, 1, 1, 0, 1, BCI_TYPE_FLOAT), // fload_1 - BCI(1, 0, 1, 0, 1, 1, 0, 2, BCI_TYPE_FLOAT), // fload_2 - BCI(1, 0, 1, 0, 1, 1, 0, 3, BCI_TYPE_FLOAT), // fload_3 - BCI(1, 0, 2, 0, 1, 1, 0, 0, BCI_TYPE_DOUBLE), // dload_0 - BCI(1, 0, 2, 0, 1, 1, 0, 1, BCI_TYPE_DOUBLE), // dload_1 - BCI(1, 0, 2, 0, 1, 1, 0, 2, BCI_TYPE_DOUBLE), // dload_2 - BCI(1, 0, 2, 0, 1, 1, 0, 3, BCI_TYPE_DOUBLE), // dload_3 - BCI(1, 0, 1, 0, 1, 1, 0, 0, BCI_TYPE_REF), // aload_0 - BCI(1, 0, 1, 0, 1, 1, 0, 1, BCI_TYPE_REF), // aload_1 - BCI(1, 0, 1, 0, 1, 1, 0, 2, BCI_TYPE_REF), // aload_2 - BCI(1, 0, 1, 0, 1, 1, 0, 3, BCI_TYPE_REF), // aload_3 - BCI(1, 2, 1, 0, 0, 0, 0, 0, 0), // iaload - BCI(1, 2, 2, 0, 0, 0, 0, 0, 0), // laload - BCI(1, 2, 1, 0, 0, 0, 0, 0, 0), // faload - BCI(1, 2, 2, 0, 0, 0, 0, 0, 0), // daload - BCI(1, 2, 1, 0, 0, 0, 0, 0, 0), // aaload - BCI(1, 2, 1, 0, 0, 0, 0, 0, 0), // baload - BCI(1, 2, 1, 0, 0, 0, 0, 0, 0), // caload - BCI(1, 2, 1, 0, 0, 0, 0, 0, 0), // saload - BCI(2, 1, 0, 0, 1, 0, 1, 0, BCI_TYPE_INT), // istore - BCI(2, 2, 0, 0, 1, 0, 1, 0, BCI_TYPE_LONG), // lstore - BCI(2, 1, 0, 0, 1, 0, 1, 0, BCI_TYPE_FLOAT), // fstore - BCI(2, 2, 0, 0, 1, 0, 1, 0, BCI_TYPE_DOUBLE), // dstore - BCI(2, 1, 0, 0, 1, 0, 1, 0, BCI_TYPE_REF), // astore - BCI(1, 1, 0, 0, 1, 1, 1, 0, BCI_TYPE_INT), // istore_0 - BCI(1, 1, 0, 0, 1, 1, 1, 1, BCI_TYPE_INT), // istore_1 - BCI(1, 1, 0, 0, 1, 1, 1, 2, BCI_TYPE_INT), // istore_2 - BCI(1, 1, 0, 0, 1, 1, 1, 3, BCI_TYPE_INT), // istore_3 - BCI(1, 2, 0, 0, 1, 1, 1, 0, BCI_TYPE_LONG), // lstore_0 - BCI(1, 2, 0, 0, 1, 1, 1, 1, BCI_TYPE_LONG), // lstore_1 - BCI(1, 2, 0, 0, 1, 1, 1, 2, BCI_TYPE_LONG), // lstore_2 - BCI(1, 2, 0, 0, 1, 1, 1, 3, BCI_TYPE_LONG), // lstore_3 - BCI(1, 1, 0, 0, 1, 1, 1, 0, BCI_TYPE_FLOAT), // fstore_0 - BCI(1, 1, 0, 0, 1, 1, 1, 1, BCI_TYPE_FLOAT), // fstore_1 - BCI(1, 1, 0, 0, 1, 1, 1, 2, BCI_TYPE_FLOAT), // fstore_2 - BCI(1, 1, 0, 0, 1, 1, 1, 3, BCI_TYPE_FLOAT), // fstore_3 - BCI(1, 2, 0, 0, 1, 1, 1, 0, BCI_TYPE_DOUBLE), // dstore_0 - BCI(1, 2, 0, 0, 1, 1, 1, 1, BCI_TYPE_DOUBLE), // dstore_1 - BCI(1, 2, 0, 0, 1, 1, 1, 2, BCI_TYPE_DOUBLE), // dstore_2 - BCI(1, 2, 0, 0, 1, 1, 1, 3, BCI_TYPE_DOUBLE), // dstore_3 - BCI(1, 1, 0, 0, 1, 1, 1, 0, BCI_TYPE_REF), // astore_0 - BCI(1, 1, 0, 0, 1, 1, 1, 1, BCI_TYPE_REF), // astore_1 - BCI(1, 1, 0, 0, 1, 1, 1, 2, BCI_TYPE_REF), // astore_2 - BCI(1, 1, 0, 0, 1, 1, 1, 3, BCI_TYPE_REF), // astore_3 - BCI(1, 3, 0, 0, 0, 0, 0, 0, 0), // iastore - BCI(1, 4, 0, 0, 0, 0, 0, 0, 0), // dastore - BCI(1, 3, 0, 0, 0, 0, 0, 0, 0), // fastore - BCI(1, 4, 0, 0, 0, 0, 0, 0, 0), // lastore - BCI(1, 3, 0, 0, 0, 0, 0, 0, 0), // aastore - BCI(1, 3, 0, 0, 0, 0, 0, 0, 0), // bastore - BCI(1, 3, 0, 0, 0, 0, 0, 0, 0), // castore - BCI(1, 3, 0, 0, 0, 0, 0, 0, 0), // sastore - BCI(1, 1, 0, 0, 0, 0, 0, 0, 0), // pop - BCI(1, 2, 0, 0, 0, 0, 0, 0, 0), // pop2 - BCI(1, 1, 2, 0, 0, 0, 0, 0, 0), // dup - BCI(1, 2, 3, 0, 0, 0, 0, 0, 0), // dup_x1 - BCI(1, 3, 4, 0, 0, 0, 0, 0, 0), // dup_x2 - BCI(1, 2, 4, 0, 0, 0, 0, 0, 0), // dup2 - BCI(1, 3, 5, 0, 0, 0, 0, 0, 0), // dup2_x1 - BCI(1, 4, 6, 0, 0, 0, 0, 0, 0), // dup2_x2 - BCI(1, 1, 1, 0, 0, 0, 0, 0, 0), // swap - BCI(1, 2, 1, 0, 0, 0, 0, 0, 0), // iadd - BCI(1, 4, 2, 0, 0, 0, 0, 0, 0), // ladd - BCI(1, 2, 1, 0, 0, 0, 0, 0, 0), // fadd - BCI(1, 4, 2, 0, 0, 0, 0, 0, 0), // dadd - BCI(1, 2, 1, 0, 0, 0, 0, 0, 0), // isub - BCI(1, 4, 2, 0, 0, 0, 0, 0, 0), // lsub - BCI(1, 2, 1, 0, 0, 0, 0, 0, 0), // fsub - BCI(1, 4, 2, 0, 0, 0, 0, 0, 0), // dsub - BCI(1, 2, 1, 0, 0, 0, 0, 0, 0), // imul - BCI(1, 4, 2, 0, 0, 0, 0, 0, 0), // lmul - BCI(1, 2, 1, 0, 0, 0, 0, 0, 0), // fmul - BCI(1, 4, 2, 0, 0, 0, 0, 0, 0), // dmul - BCI(1, 2, 1, 0, 0, 0, 0, 0, 0), // idiv - BCI(1, 4, 2, 0, 0, 0, 0, 0, 0), // ldiv - BCI(1, 2, 1, 0, 0, 0, 0, 0, 0), // fdiv - BCI(1, 4, 2, 0, 0, 0, 0, 0, 0), // ddiv - BCI(1, 2, 1, 0, 0, 0, 0, 0, 0), // irem - BCI(1, 4, 2, 0, 0, 0, 0, 0, 0), // lrem - BCI(1, 2, 1, 0, 0, 0, 0, 0, 0), // frem - BCI(1, 4, 2, 0, 0, 0, 0, 0, 0), // drem - BCI(1, 1, 1, 0, 0, 0, 0, 0, 0), // ineg - BCI(1, 2, 2, 0, 0, 0, 0, 0, 0), // lneg - BCI(1, 1, 1, 0, 0, 0, 0, 0, 0), // fneg - BCI(1, 2, 2, 0, 0, 0, 0, 0, 0), // dneg - BCI(1, 2, 1, 0, 0, 0, 0, 0, 0), // ishl - BCI(1, 3, 2, 0, 0, 0, 0, 0, 0), // lshl - BCI(1, 2, 1, 0, 0, 0, 0, 0, 0), // ishr - BCI(1, 3, 2, 0, 0, 0, 0, 0, 0), // lshr - BCI(1, 2, 1, 0, 0, 0, 0, 0, 0), // iushr - BCI(1, 3, 2, 0, 0, 0, 0, 0, 0), // lushr - BCI(1, 2, 1, 0, 0, 0, 0, 0, 0), // iand - BCI(1, 4, 2, 0, 0, 0, 0, 0, 0), // land - BCI(1, 2, 1, 0, 0, 0, 0, 0, 0), // ior - BCI(1, 4, 2, 0, 0, 0, 0, 0, 0), // lor - BCI(1, 2, 1, 0, 0, 0, 0, 0, 0), // ixor - BCI(1, 4, 2, 0, 0, 0, 0, 0, 0), // lxor - BCI(3, 0, 0, 0, 1, 0, 1, 0, BCI_TYPE_INT), // iinc - BCI(1, 1, 2, 0, 0, 0, 0, 0, 0), // i2l - BCI(1, 1, 1, 0, 0, 0, 0, 0, 0), // i2f - BCI(1, 1, 2, 0, 0, 0, 0, 0, 0), // i2d - BCI(1, 2, 1, 0, 0, 0, 0, 0, 0), // l2i - BCI(1, 2, 1, 0, 0, 0, 0, 0, 0), // l2f - BCI(1, 2, 2, 0, 0, 0, 0, 0, 0), // l2d - BCI(1, 1, 1, 0, 0, 0, 0, 0, 0), // f2i - BCI(1, 1, 2, 0, 0, 0, 0, 0, 0), // f2l - BCI(1, 1, 2, 0, 0, 0, 0, 0, 0), // f2d - BCI(1, 2, 1, 0, 0, 0, 0, 0, 0), // d2i - BCI(1, 2, 2, 0, 0, 0, 0, 0, 0), // d2l - BCI(1, 2, 1, 0, 0, 0, 0, 0, 0), // d2f - BCI(1, 1, 1, 0, 0, 0, 0, 0, 0), // i2b - BCI(1, 1, 1, 0, 0, 0, 0, 0, 0), // i2c - BCI(1, 1, 1, 0, 0, 0, 0, 0, 0), // i2s - BCI(1, 4, 1, 0, 0, 0, 0, 0, 0), // lcmp - BCI(1, 2, 1, 0, 0, 0, 0, 0, 0), // fcmpl - BCI(1, 2, 1, 0, 0, 0, 0, 0, 0), // fcmpg - BCI(1, 4, 1, 0, 0, 0, 0, 0, 0), // dcmpl - BCI(1, 4, 1, 0, 0, 0, 0, 0, 0), // dcmpg - BCI(3, 1, 0, 1, 0, 0, 0, 0, 0), // ifeq - BCI(3, 1, 0, 1, 0, 0, 0, 0, 0), // ifne - BCI(3, 1, 0, 1, 0, 0, 0, 0, 0), // iflt - BCI(3, 1, 0, 1, 0, 0, 0, 0, 0), // ifge - BCI(3, 1, 0, 1, 0, 0, 0, 0, 0), // ifgt - BCI(3, 1, 0, 1, 0, 0, 0, 0, 0), // ifle - BCI(3, 2, 0, 1, 0, 0, 0, 0, 0), // if_icmpeq - BCI(3, 2, 0, 1, 0, 0, 0, 0, 0), // if_icmpne - BCI(3, 2, 0, 1, 0, 0, 0, 0, 0), // if_icmplt - BCI(3, 2, 0, 1, 0, 0, 0, 0, 0), // if_icmpge - BCI(3, 2, 0, 1, 0, 0, 0, 0, 0), // if_icmpgt - BCI(3, 2, 0, 1, 0, 0, 0, 0, 0), // if_icmple - BCI(3, 2, 0, 1, 0, 0, 0, 0, 0), // if_acmpeq - BCI(3, 2, 0, 1, 0, 0, 0, 0, 0), // if_acmpne - BCI(3, 0, 0, 1, 0, 0, 0, 0, 0), // goto - BCI(3, 0, 1, 1, 0, 0, 0, 0, 0), // jsr - BCI(2, 0, 0, 1, 0, 0, 0, 0, 0), // ret - BCI(0, 1, 0, 1, 0, 0, 0, 0, 0), // tableswitch - BCI(0, 1, 0, 1, 0, 0, 0, 0, 0), // lookupswitch - BCI(1, 1, 0, 1, 0, 0, 0, 0, 0), // ireturn - BCI(1, 2, 0, 1, 0, 0, 0, 0, 0), // lreturn - BCI(1, 1, 0, 1, 0, 0, 0, 0, 0), // freturn - BCI(1, 2, 0, 1, 0, 0, 0, 0, 0), // dreturn - BCI(1, 1, 0, 1, 0, 0, 0, 0, 0), // areturn - BCI(1, 0, 0, 1, 0, 0, 0, 0, 0), // return - BCI(3, 0, 0, 1, 0, 0, 0, 0, 0), // getstatic - BCI(3, 0, 0, 1, 0, 0, 0, 0, 0), // putstatic - BCI(3, 0, 0, 1, 0, 0, 0, 0, 0), // getfield - BCI(3, 0, 0, 1, 0, 0, 0, 0, 0), // putfield - BCI(3, 0, 0, 1, 0, 0, 0, 0, 0), // invokevirtual - BCI(3, 0, 0, 1, 0, 0, 0, 0, 0), // invokespecial - BCI(3, 0, 0, 1, 0, 0, 0, 0, 0), // invokestatic - BCI(3, 0, 0, 1, 0, 0, 0, 0, 0), // invokeinterface - BCI(0, 0, 0, 1, 0, 0, 0, 0, 0), // xxxunusedxxx - BCI(3, 0, 1, 0, 0, 0, 0, 0, 0), // new - BCI(2, 1, 1, 0, 0, 0, 0, 0, 0), // newarray - BCI(3, 1, 1, 0, 0, 0, 0, 0, 0), // anewarray - BCI(1, 1, 1, 0, 0, 0, 0, 0, 0), // arraylength - BCI(1, 1, 1, 1, 0, 0, 0, 0, 0), // athrow - BCI(3, 1, 1, 0, 0, 0, 0, 0, 0), // checkcast - BCI(3, 1, 1, 0, 0, 0, 0, 0, 0), // instanceof - BCI(1, 1, 0, 0, 0, 0, 0, 0, 0), // monitorenter - BCI(1, 1, 0, 0, 0, 0, 0, 0, 0), // monitorexit - BCI(0, 0, 0, 1, 0, 0, 0, 0, 0), // wide - BCI(4, 0, 0, 1, 0, 0, 0, 0, 0), // multianewarray - BCI(3, 1, 0, 1, 0, 0, 0, 0, 0), // ifnull - BCI(3, 1, 0, 1, 0, 0, 0, 0, 0), // ifnonnull - BCI(5, 0, 0, 1, 0, 0, 0, 0, 0), // goto_w - BCI(5, 0, 0, 1, 0, 0, 0, 0, 0), // jsr_w - BCI(1, 0, 0, 1, 0, 0, 0, 0, 0), // breakpoint - BCI(0, 0, 0, 1, 0, 0, 0, 0, 0), // unused 0xcb - BCI(3, 1, 1, 0, 0, 0, 0, 0, 0), // bgetfield - BCI(3, 1, 1, 0, 0, 0, 0, 0, 0), // cgetfield - BCI(0, 0, 0, 1, 0, 0, 0, 0, 0), // unused 0xce - BCI(0, 0, 0, 1, 0, 0, 0, 0, 0), // unused 0xcf - BCI(3, 1, 1, 0, 0, 0, 0, 0, 0), // igetfield - BCI(3, 1, 2, 0, 0, 0, 0, 0, 0), // lgetfield - BCI(3, 1, 1, 0, 0, 0, 0, 0, 0), // sgetfield - BCI(3, 2, 0, 0, 0, 0, 0, 0, 0), // aputfield - BCI(3, 2, 0, 0, 0, 0, 0, 0, 0), // bputfield - BCI(3, 2, 0, 0, 0, 0, 0, 0, 0), // cputfield - BCI(0, 0, 0, 1, 0, 0, 0, 0, 0), // unused 0xd6 - BCI(0, 0, 0, 1, 0, 0, 0, 0, 0), // unused 0xd7 - BCI(3, 2, 0, 0, 0, 0, 0, 0, 0), // iputfield - BCI(3, 3, 0, 0, 0, 0, 0, 0, 0), // lputfield - BCI(0, 0, 0, 1, 0, 0, 0, 0, 0), // unused 0xda - BCI(1, 0, 1, 0, 1, 1, 0, 0, BCI_TYPE_REF), // iaccess_0 - BCI(1, 0, 1, 0, 1, 1, 0, 1, BCI_TYPE_REF), // iaccess_1 - BCI(1, 0, 1, 0, 1, 1, 0, 2, BCI_TYPE_REF), // iaccess_2 - BCI(1, 0, 1, 0, 1, 1, 0, 3, BCI_TYPE_REF), // iaccess_3 - BCI(3, 0, 0, 1, 0, 0, 0, 0, 0), // invokeresolved - BCI(3, 0, 0, 1, 0, 0, 0, 0, 0), // invokespecialresolved - BCI(3, 0, 0, 1, 0, 0, 0, 0, 0), // invokestaticresolved - BCI(3, 0, 0, 1, 0, 0, 0, 0, 0), // invokevfinal - BCI(2, 0, 1, 0, 1, 0, 0, 0, BCI_TYPE_INT), // iload_iload - BCI(2, 0, 1, 0, 1, 0, 0, 0, BCI_TYPE_INT), // iload_iload_N - BCI(1, 0, 0, 1, 0, 0, 0, 0, 0), // return_register_finalizer - BCI(1, 4, 2, 0, 0, 0, 0, 0, 0), // dmac - BCI(1, 0, 1, 0, 1, 1, 0, 0, BCI_TYPE_INT), // iload_0_iconst_N - BCI(1, 0, 1, 0, 1, 1, 0, 1, BCI_TYPE_INT), // iload_1_iconst_N - BCI(1, 0, 1, 0, 1, 1, 0, 2, BCI_TYPE_INT), // iload_2_iconst_N - BCI(1, 0, 1, 0, 1, 1, 0, 3, BCI_TYPE_INT), // iload_3_iconst_N - BCI(2, 0, 1, 0, 1, 0, 0, 0, BCI_TYPE_INT), // iload_iconst_N - BCI(1, 2, 1, 0, 0, 0, 0, 0, 0), // iadd_istore_N - BCI(1, 2, 1, 0, 0, 0, 0, 0, 0), // isub_istore_N - BCI(1, 2, 1, 0, 0, 0, 0, 0, 0), // iand_istore_N - BCI(1, 2, 1, 0, 0, 0, 0, 0, 0), // ior_istore_N - BCI(1, 2, 1, 0, 0, 0, 0, 0, 0), // ixor_istore_N - BCI(1, 2, 1, 0, 0, 0, 0, 0, 0), // iadd_u4store - BCI(1, 2, 1, 0, 0, 0, 0, 0, 0), // isub_u4store - BCI(1, 2, 1, 0, 0, 0, 0, 0, 0), // iand_u4store - BCI(1, 2, 1, 0, 0, 0, 0, 0, 0), // ior_u4store - BCI(1, 2, 1, 0, 0, 0, 0, 0, 0), // ixor_u4store - BCI(1, 0, 1, 0, 1, 1, 0, 0, BCI_TYPE_INT), // iload_0_iload - BCI(1, 0, 1, 0, 1, 1, 0, 1, BCI_TYPE_INT), // iload_1_iload - BCI(1, 0, 1, 0, 1, 1, 0, 2, BCI_TYPE_INT), // iload_2_iload - BCI(1, 0, 1, 0, 1, 1, 0, 3, BCI_TYPE_INT), // iload_3_iload - BCI(1, 0, 1, 0, 1, 1, 0, 0, BCI_TYPE_INT), // iload_0_iload_N - BCI(1, 0, 1, 0, 1, 1, 0, 1, BCI_TYPE_INT), // iload_1_iload_N - BCI(1, 0, 1, 0, 1, 1, 0, 2, BCI_TYPE_INT), // iload_2_iload_N - BCI(1, 0, 1, 0, 1, 1, 0, 3, BCI_TYPE_INT), // iload_3_iload_N - BCI(0, 0, 0, 1, 0, 0, 0, 0, 0), // impdep1 - BCI(0, 0, 0, 1, 0, 0, 0, 0, 0), // impdep2 -}; - -void Thumb2_pass1(Thumb2_Info *jinfo, unsigned bci) -{ - unsigned code_size = jinfo->code_size; - jubyte *code_base = jinfo->code_base; - unsigned *bc_stackinfo = jinfo->bc_stackinfo; - unsigned *locals_info = jinfo->locals_info; - //constantPoolCacheOop cp = jinfo->method->constants()->cache(); - - bc_stackinfo[bci] |= BC_BRANCH_TARGET; - while (bci < code_size) { - unsigned stackinfo = bc_stackinfo[bci]; - unsigned bytecodeinfo; - unsigned opcode; - - if (stackinfo & BC_VISITED_P1) break; - bc_stackinfo[bci] = (stackinfo & BC_FLAGS_MASK) | BC_VISITED_P1; - opcode = code_base[bci]; -// printf("bci = 0x%04x, opcode = 0x%02x (%s)", bci, opcode, Bytecodes::name((Bytecodes::Code)opcode)); - bytecodeinfo = bcinfo[opcode]; - if (!BCI_SPECIAL(bytecodeinfo)) { - bci += BCI_LEN(bytecodeinfo); - continue; - } - - switch (opcode) { - - case opc_goto: { - int off = GET_JAVA_S2(code_base+bci+1); - bci += off; - bc_stackinfo[bci] |= BC_BRANCH_TARGET; - if (off < 0) bc_stackinfo[bci] |= BC_BACK_TARGET; - break; - } - case opc_goto_w: { - int off = GET_JAVA_U4(code_base+bci+1); - bci += off; - bc_stackinfo[bci] |= BC_BRANCH_TARGET; - if (off < 0) bc_stackinfo[bci] |= BC_BACK_TARGET; - break; - } - - case opc_if_icmpeq: - case opc_if_icmpne: - case opc_if_icmplt: - case opc_if_icmpge: - case opc_if_icmpgt: - case opc_if_icmple: - case opc_if_acmpeq: - case opc_if_acmpne: - case opc_ifeq: - case opc_ifne: - case opc_iflt: - case opc_ifge: - case opc_ifgt: - case opc_ifle: - case opc_ifnull: - case opc_ifnonnull: { - int off = GET_JAVA_S2(code_base+bci+1); - if (off < 0) bc_stackinfo[bci+off] |= BC_BACK_TARGET; - Thumb2_pass1(jinfo, bci + off); - bci += 3; - break; - } - - case opc_jsr: { - int off = GET_JAVA_S2(code_base+bci+1); - if (off < 0) bc_stackinfo[bci+off] |= BC_BACK_TARGET; - Thumb2_pass1(jinfo, bci + off); - bci += 3; - break; - } - case opc_jsr_w: { - int off = GET_JAVA_U4(code_base+bci+1); - if (off < 0) bc_stackinfo[bci+off] |= BC_BACK_TARGET; - Thumb2_pass1(jinfo, bci + off); - bci += 5; - break; - } - - case opc_ireturn: - case opc_lreturn: - case opc_freturn: - case opc_dreturn: - case opc_areturn: - case opc_return: - case opc_return_register_finalizer: - case opc_ret: - case opc_athrow: - // The test for BC_VISITED_P1 above will break out of the loop!!! - break; - - case opc_tableswitch: { - int low, high; - unsigned w; - unsigned *table; - unsigned nbci; - int def; - - nbci = bci & ~3; - w = *(unsigned int *)(code_base + nbci + 8); - low = (int)BYTESEX_REVERSE(w); - w = *(unsigned int *)(code_base + nbci + 12); - high = (int)BYTESEX_REVERSE(w); - w = *(unsigned int *)(code_base + nbci + 4); - def = (int)BYTESEX_REVERSE(w); - table = (unsigned int *)(code_base + nbci + 16); - - while (low <= high) { - int off; - w = *table++; - off = (int)BYTESEX_REVERSE(w); - if (off < 0) bc_stackinfo[bci+off] |= BC_BACK_TARGET; - Thumb2_pass1(jinfo, bci + off); - low++; - } - - bci += def; - bc_stackinfo[bci] |= BC_BRANCH_TARGET; - if (def < 0) bc_stackinfo[bci] |= BC_BACK_TARGET; - break; - } - - case opc_lookupswitch: { - unsigned w; - unsigned nbci; - int def; - int npairs; // The Java spec says signed but must be >= 0?? - unsigned *table; - - nbci = bci & ~3; - w = *(unsigned int *)(code_base + nbci + 4); - def = (int)BYTESEX_REVERSE(w); - w = *(unsigned int *)(code_base + nbci + 8); - npairs = (int)BYTESEX_REVERSE(w); - table = (unsigned int *)(code_base + nbci + 16); - - for (int i = 0; i < npairs; i++) { - int off; - w = *table; - table += 2; - off = (int)BYTESEX_REVERSE(w); - if (off < 0) bc_stackinfo[bci+off] |= BC_BACK_TARGET; - Thumb2_pass1(jinfo, bci + off); - } - - bci += def; - bc_stackinfo[bci] |= BC_BRANCH_TARGET; - if (def < 0) bc_stackinfo[bci] |= BC_BACK_TARGET; - break; - } - - case opc_getstatic: - case opc_putstatic: - case opc_getfield: - case opc_putfield: { - bci += 3; - break; - } - - case opc_invokeresolved: - case opc_invokespecialresolved: - case opc_invokestaticresolved: - case opc_invokevfinal: - case opc_invokevirtual: - case opc_invokespecial: - case opc_invokestatic: - jinfo->is_leaf = 0; - bci += 3; - break; - - case opc_invokeinterface: - jinfo->is_leaf = 0; - bci += 5; - break; - - case opc_multianewarray: - bci += 4; - break; - - case opc_wide: - opcode = code_base[bci+1]; - if (opcode == opc_iinc) { - bci += 6; - } else { - bci += 4; - } - break; - - default: - opcode = code_base[bci]; - fatal1("Undefined opcode %d\n", opcode); - break; - } - } -} - -#ifdef ZOMBIE_DETECTION -int Thumb2_is_zombie(Thumb2_Info *jinfo, unsigned bci) -{ - unsigned code_size = jinfo->code_size; - jubyte *code_base = jinfo->code_base; - unsigned bytecodeinfo; - unsigned opcode; - unsigned *bc_stackinfo = jinfo->bc_stackinfo; - - do { - opcode = code_base[bci]; - // Short circuit exit - commented out because even if it has been executed - // we treat throw, jsr, and ret as zombies because they will call out to the - // interpreter. - // if (opcode > OPC_LAST_JAVA_OP) return 0; - bytecodeinfo = bcinfo[opcode]; - if (!BCI_SPECIAL(bytecodeinfo)) { - bci += BCI_LEN(bytecodeinfo); -#if 0 - if (opcode >= opc_iload_iload) { - opcode = code_base[bci]; - bci += BCI_LEN(bcinfo[opcode]); - } else if (BCI_ISLOCAL(bytecodeinfo)) { - if (opcode == opc_iload || (opcode >= opc_iload_0 && opcode <= opc_iload_3)) { - opcode = code_base[bci]; - if (opcode == opc_iload || (opcode >= opc_iload_0 && opcode <= opc_iload_3) || - (opcode >= opc_iconst_m1 && opcode <= opc_iconst_5)) { - printf("found new zombie at %d\n", bci); - return 1; - } - } - } else if (opcode == opc_iadd || opcode == opc_isub || - opcode == opc_iand || opcode == opc_ior || opcode == opc_ixor) { - opcode = code_base[bci]; - if (opcode == opc_istore || (opcode >= opc_istore_0 && opcode <= opc_istore_3)) { - printf("found new zombie at %d\n", bci); - return 1; - } - } -#endif - } else { - switch (opcode) { - case opc_goto: - case opc_goto_w: - case opc_ifeq: - case opc_ifne: - case opc_iflt: - case opc_ifge: - case opc_ifgt: - case opc_ifle: - case opc_ifnull: - case opc_ifnonnull: - case opc_if_icmpeq: - case opc_if_icmpne: - case opc_if_icmplt: - case opc_if_icmpge: - case opc_if_icmpgt: - case opc_if_icmple: - case opc_if_acmpeq: - case opc_if_acmpne: - case opc_tableswitch: - case opc_lookupswitch: - return 0; - case opc_ireturn: - case opc_lreturn: - case opc_freturn: - case opc_dreturn: - case opc_areturn: - case opc_return: - case opc_return_register_finalizer: - return 0; - case opc_jsr: - case opc_jsr_w: - case opc_ret: - case opc_athrow: - return 1; - case opc_invokeinterface: - case opc_invokevirtual: - case opc_invokespecial: - case opc_invokestatic: - case opc_putfield: - case opc_getfield: - case opc_putstatic: - case opc_getstatic: { - constantPoolCacheOop cp = jinfo->method->constants()->cache(); - ConstantPoolCacheEntry* cache; - int index = GET_NATIVE_U2(code_base+bci+1); - - cache = cp->entry_at(index); - if (!cache->is_resolved((Bytecodes::Code)opcode)) return 1; - bci += 3; - if (opcode == opc_invokeinterface) bci += 2; - break; - - } - case opc_invokeresolved: - case opc_invokespecialresolved: - case opc_invokestaticresolved: - case opc_invokevfinal: - bci += 3; - break; - - case opc_multianewarray: - bci += 4; - break; - - case opc_wide: - opcode = code_base[bci+1]; - if (opcode == opc_iinc) { - bci += 6; - } else { - bci += 4; - } - break; - - default: - opcode = code_base[bci]; - fatal1("Undefined opcode %d\n", opcode); - break; - } - } - if (bci >= code_size) break; - } while (!(bc_stackinfo[bci] & BC_BRANCH_TARGET)); - return 0; -} -#endif // ZOMBIT_DETECTION - -void Thumb2_RegAlloc(Thumb2_Info *jinfo) -{ - unsigned *locals_info = jinfo->locals_info; - unsigned i, j; - unsigned linfo; - unsigned score, max_score; - unsigned local; - unsigned nlocals = jinfo->method->max_locals(); - unsigned *pregs = jinfo->jregs->pregs; - unsigned npregs = jinfo->jregs->npregs; - - for (i = 0; i < npregs; i++) jinfo->jregs->mapping[i] = -1; - for (i = 0; i < npregs; i++) { - max_score = 0; - for (j = 0; j < nlocals; j++) { - linfo = locals_info[j]; - - if (linfo & ((1<<LOCAL_ALLOCATED)|(1<<LOCAL_DOUBLE))) continue; - score = LOCAL_READS(linfo) + LOCAL_WRITES(linfo); - if (linfo & (1<<LOCAL_MODIFIED)) score = (score+1) >> 2; - if (linfo & (1<<LOCAL_REF)) score = score - (score >> 2); - if (linfo & (1<<LOCAL_LONG)) score = (score+1) >> 2; - if (score > max_score) max_score = score, local = j; - } - if (max_score < 2) break; - locals_info[local] |= 1<<LOCAL_ALLOCATED; - jinfo->jregs->r_local[local] = pregs[i]; - jinfo->jregs->mapping[i] = local; - } -#ifdef T2EE_PRINT_REGUSAGE - if (t2ee_print_regusage) { - printf("Regalloc: %d physical registers allocated as follows\n", npregs); - for (j = 0; j < nlocals; j++) { - unsigned r = jinfo->jregs->r_local[j]; - if (r) { - unsigned typ = (locals_info[j] >> LOCAL_INT) & 0x1f; - printf(" ARM Reg R%d -> local %d (type = %s)\n", r, j, local_types[LOG2(typ)]); - } - } - } -#endif -} - -void Thumb2_pass2(Thumb2_Info *jinfo, unsigned stackdepth, unsigned bci) -{ - unsigned code_size = jinfo->code_size; - jubyte *code_base = jinfo->code_base; - unsigned *bc_stackinfo = jinfo->bc_stackinfo; - unsigned *locals_info = jinfo->locals_info; - unsigned check_zombie = 0; - //constantPoolCacheOop cp = jinfo->method->constants()->cache(); - - while (bci < code_size) { - unsigned stackinfo = bc_stackinfo[bci]; - unsigned bytecodeinfo; - unsigned opcode; - - if (stackinfo & BC_VISITED_P2) break; - JASSERT((int)stackdepth >= 0, "stackdepth < 0!!"); - bc_stackinfo[bci] = (stackinfo & BC_FLAGS_MASK) | stackdepth | BC_VISITED_P2; -#ifdef ZOMBIE_DETECTION - if (check_zombie || (stackinfo & BC_BRANCH_TARGET)) { - if (Thumb2_is_zombie(jinfo, bci)) { - printf("zombie code at %d\n", bci); - bc_stackinfo[bci] |= BC_ZOMBIE; - return; - } - check_zombie = 0; - } -#endif - opcode = code_base[bci]; -// printf("bci = 0x%04x, opcode = 0x%02x (%s), stackdepth = %d\n", bci, opcode, Bytecodes::name((Bytecodes::Code)opcode), stackdepth); - bytecodeinfo = bcinfo[opcode]; - if (!BCI_SPECIAL(bytecodeinfo)) { - if (BCI_ISLOCAL(bytecodeinfo)) { - unsigned local = BCI_LOCAL_N(bytecodeinfo); - unsigned local_type = BCI_LOCAL_TYPE(bytecodeinfo) + LOCAL_INT; - unsigned local_modified = 0; - unsigned linfo; - unsigned read_count, write_count; - - if (!BCI_ISLOCAL_N(bytecodeinfo)) local = code_base[bci+1]; - if (BCI_ISSTORE(bytecodeinfo)) local_modified = 1U << LOCAL_MODIFIED; - linfo = locals_info[local]; - read_count = LOCAL_READS(linfo); - write_count = LOCAL_WRITES(linfo); - if (local_modified) - write_count = LOCAL_INC_COUNT(write_count); - else - read_count = LOCAL_INC_COUNT(read_count); - - locals_info[local] |= (1 << local_type) | LOCAL_SET_COUNTS(read_count, write_count) | local_modified; - if (local_type == LOCAL_LONG || local_type == LOCAL_DOUBLE) { - locals_info[local+1] |= (1 << local_type) | LOCAL_SET_COUNTS(read_count, write_count) | local_modified; - } - } - bci += BCI_LEN(bytecodeinfo); - stackdepth += BCI_PUSH(bytecodeinfo) - BCI_POP(bytecodeinfo); - JASSERT(stackdepth <= (unsigned)jinfo->method->max_stack(), "stack over/under flow?"); - continue; - } - - switch (opcode) { - - case opc_goto: - bci += GET_JAVA_S2(code_base+bci+1); - break; - case opc_goto_w: - bci += GET_JAVA_U4(code_base+bci+1); - break; - - case opc_ifeq: - case opc_ifne: - case opc_iflt: - case opc_ifge: - case opc_ifgt: - case opc_ifle: - case opc_ifnull: - case opc_ifnonnull: - stackdepth -= 1; - Thumb2_pass2(jinfo, stackdepth, bci + GET_JAVA_S2(code_base+bci+1)); - check_zombie = 1; - bci += 3; - break; - - case opc_if_icmpeq: - case opc_if_icmpne: - case opc_if_icmplt: - case opc_if_icmpge: - case opc_if_icmpgt: - case opc_if_icmple: - case opc_if_acmpeq: - case opc_if_acmpne: - stackdepth -= 2; - Thumb2_pass2(jinfo, stackdepth, bci + GET_JAVA_S2(code_base+bci+1)); - check_zombie = 1; - bci += 3; - break; - - case opc_jsr: - Thumb2_pass2(jinfo, stackdepth+1, bci + GET_JAVA_S2(code_base+bci+1)); - bci += 3; - stackdepth = 0; - break; - case opc_jsr_w: - Thumb2_pass2(jinfo, stackdepth+1, bci + GET_JAVA_U4(code_base+bci+1)); - bci += 5; - break; - - case opc_ireturn: - case opc_lreturn: - case opc_freturn: - case opc_dreturn: - case opc_areturn: - case opc_return: - case opc_return_register_finalizer: - case opc_ret: - case opc_athrow: - // The test for BC_VISITED_P2 above will break out of the loop!!! - break; - - case opc_tableswitch: { - int low, high; - unsigned w; - unsigned *table; - unsigned nbci; - int def; - - stackdepth -= 1; - nbci = bci & ~3; - w = *(unsigned int *)(code_base + nbci + 8); - low = (int)BYTESEX_REVERSE(w); - w = *(unsigned int *)(code_base + nbci + 12); - high = (int)BYTESEX_REVERSE(w); - w = *(unsigned int *)(code_base + nbci + 4); - def = (int)BYTESEX_REVERSE(w); - table = (unsigned int *)(code_base + nbci + 16); - - while (low <= high) { - int off; - w = *table++; - off = (int)BYTESEX_REVERSE(w); - Thumb2_pass2(jinfo, stackdepth, bci + off); - low++; - } - - check_zombie = 1; - bci += def; - break; - } - - case opc_lookupswitch: { - unsigned w; - unsigned nbci; - int def; - int npairs; // The Java spec says signed but must be >= 0?? - unsigned *table; - - stackdepth -= 1; - nbci = bci & ~3; - w = *(unsigned int *)(code_base + nbci + 4); - def = (int)BYTESEX_REVERSE(w); - w = *(unsigned int *)(code_base + nbci + 8); - npairs = (int)BYTESEX_REVERSE(w); - table = (unsigned int *)(code_base + nbci + 16); - - for (int i = 0; i < npairs; i++) { - int off; - w = *table; - table += 2; - off = (int)BYTESEX_REVERSE(w); - Thumb2_pass2(jinfo, stackdepth, bci + off); - } - - check_zombie = 1; - bci += def; - break; - } - - case opc_getstatic: - case opc_putstatic: - case opc_getfield: - case opc_putfield: { - int index = GET_JAVA_U2(code_base+bci+1); - constantPoolOop pool = jinfo->method->constants(); - symbolOop sig = pool->signature_ref_at(index); - jbyte *base = sig->base(); - jbyte c = *base; - int stackchange; - - opcode = code_base[bci]; - if (opcode == opc_getfield || opcode == opc_putfield) - stackdepth -= 1; - stackchange = 1; - if (c == 'J' || c == 'D') stackchange = 2; - if (opcode == opc_getfield || opcode == opc_getstatic) - stackdepth += stackchange; - else - stackdepth -= stackchange; - bci += 3; - break; - } - - case opc_invokeresolved: - case opc_invokespecialresolved: - case opc_invokestaticresolved: - case opc_invokevfinal: - case opc_invokeinterface: - case opc_invokevirtual: - case opc_invokespecial: - case opc_invokestatic: { - int index = GET_JAVA_U2(code_base+bci+1); - constantPoolOop pool = jinfo->method->constants(); - //symbolOop name = pool->name_ref_at(index); - symbolOop sig = pool->signature_ref_at(index); - jbyte *base = sig->base(); - - //tty->print("%d: %s: %s\n", opcode, name->as_C_string(), sig->as_C_string()); - stackdepth += method_stackchange(base); - opcode = code_base[bci]; - bci += 3; - if (opcode == opc_invokeinterface) bci += 2; - if (opcode != opc_invokestatic && opcode != opc_invokestaticresolved) - stackdepth -= 1; - break; - } - - case opc_multianewarray: - stackdepth = (stackdepth - code_base[bci+3]) + 1; - bci += 4; - break; - - case opc_wide: - opcode = code_base[bci+1]; - if (opcode == opc_iinc) { - bci += 6; - } else { - bci += 4; - if (opcode == opc_iload || - opcode == opc_fload || opcode == opc_aload) - stackdepth += 1; - else if (opcode == opc_lload || opcode == opc_dload) - stackdepth += 2; - else if (opcode == opc_istore || - opcode == opc_fstore || opcode == opc_astore) - stackdepth -= 1; - else if (opcode == opc_lstore || opcode == opc_dstore) - stackdepth -= 2; - else if (opcode != opc_ret) - fatal1("Undefined wide opcode %d\n", opcode); - } - break; - - default: - opcode = code_base[bci]; - fatal1("Undefined opcode %d\n", opcode); - break; - } - } -} - -//------------------------------------------------------------------------------------- - -#define Thumb2 1 -#define ThumbEE 0 - -#define DA 0 -#define IA 1 -#define DB 2 -#define IB 3 - -#define PUSH_ED 0 -#define PUSH_EA 1 -#define PUSH_FD 2 -#define PUSH_FA 3 - -#define POP_FA 0 -#define POP_FD 1 -#define POP_EA 2 -#define POP_ED 3 - -#define ROR(imm, sh) (((imm) >> (sh)) | ((imm) << (32 - (sh)))) -#define ROL(imm, sh) (((imm) << (sh)) | ((imm) >> (32 - (sh)))) - -#define abs(i) ((i) < 0 ? -(i) : (i)) -#define U(i) ((i) < 0 ? 0 : 1) - -#define LS_STR 0 -#define LS_STRB 1 -#define LS_STRH 2 -#define LS_LDRSB 3 -#define LS_LDR 4 -#define LS_LDRB 5 -#define LS_LDRH 6 -#define LS_LDRSH 7 - -#define LS_IS_LDR(op) ((op) >= LS_LDRSB) -#define LS_IS_WORD(op) (((op) & 3) == LS_STR) -#define LS_IS_BYTE(op) (((op) & 3) == LS_STRB || (op) == LS_LDRSB) -#define LS_IS_HW(op) (((op) & 3) == LS_STRH || (op) == LS_LDRSH) - -static const unsigned t_ls_ops[16] = { - 0x5000, 0xf8400000, - 0x5400, 0xf8000000, - 0x5200, 0xf8200000, - 0x5600, 0xf9100000, - 0x5800, 0xf8500000, - 0x5c00, 0xf8100000, - 0x5a00, 0xf8300000, - 0x5e00, 0xf9300000, -}; - -#define DP_ADC 0 -#define DP_ADD 1 -#define DP_AND 2 -#define DP_ASR 3 -#define DP_BIC 4 -#define DP_CMN 5 -#define DP_CMP 6 -#define DP_EOR 7 -#define DP_LSL 8 -#define DP_LSR 9 -#define DP_MOV 10 -#define DP_MVN 11 -#define DP_ORN 12 -#define DP_ORR 13 -#define DP_ROR 14 -#define DP_RSB 15 -#define DP_SBC 16 -#define DP_SUB 17 -#define DP_TEQ 18 -#define DP_TST 19 -#define DP_MUL 20 - -static const unsigned n_ops[] = { - DP_SBC, // ADC x, y == SBC x, ~y - DP_SUB, // ADD x, y == SUB x, -y - DP_BIC, // AND x, y == BIX x, ~y - (unsigned)-1, // ASR - DP_AND, // BIC x, y == AND x, ~y - DP_CMP, // CMN x, y == CMP x, -y - DP_CMN, // CMP x, y == CMN x, -y - (unsigned)-1, // EOR - (unsigned)-1, // LSL - (unsigned)-1, // LSR - DP_MVN, // MOV x, y == MVN x, ~y - DP_MOV, // MVN x, y == MOV x, ~y - DP_ORR, // ORN x, y == ORR x, ~y - DP_ORN, // ORR x, y == ORN x, ~y - (unsigned)-1, // ROR - (unsigned)-1, // RSB - DP_ADC, // SBC x, y == ADC x, ~y - DP_ADD, // ADD x, y == SUB x, -y - (unsigned)-1, // TEQ - (unsigned)-1, // TST - (unsigned)-1, // MUL -}; - -#define N_OP(op) n_ops[(op)] - -static const unsigned t_dop_ops[] = { -// Rd, Rm, #N Rd, Rn, Rm - 0xf1400000, 0xeb400000, // ADC - 0xf1000000, 0xeb000000, // ADD - 0xf0000000, 0xea000000, // AND - 0xea4f0020, 0xfa40f000, // ASR - 0xf0200000, 0xea200000, // BIC - 0xf1100f00, 0xeb100f00, // CMN - 0xf1b00f00, 0xebb00f00, // CMP - 0xf0800000, 0xea800000, // EOR - 0xea4f0000, 0xfa00f000, // LSL - 0xea4f0010, 0xfa20f000, // LSR - 0xf04f0000, 0xea4f0000, // MOV - 0xf06f0000, 0xea6f0000, // MVN - 0xf0600000, 0xea600000, // ORN - 0xf0400000, 0xea400000, // ORR - 0xea4f0030, 0xfa6f0000, // ROR - 0xf1c00000, 0xebc00000, // RSB - 0xf1600000, 0xeb600000, // SBC - 0xf1a00000, 0xeba00000, // SUB - 0xf0900f00, 0xea900f00, // TEQ - 0xf0100f00, 0xea100f00, // TST - (unsigned)-1, 0xfb00f000, // MUL -}; - -#define DP_IMM(op) t_dop_ops[(op)*2] -#define DP_REG(op) t_dop_ops[(op)*2+1] - -#define VP_ADD 0 -#define VP_SUB 1 -#define VP_MUL 2 -#define VP_DIV 3 - -static const unsigned t_vop_ops[] = { - 0xee300a00, // VADD - 0xee300a40, // VSUB - 0xee200a00, // VMUL - 0xee800a00, // VDIV -}; - -#define VP_REG(op) t_vop_ops[op] - -#define T1_LS_OP(op) t_ls_ops[(op)*2] -#define T2_LS_OP(op) t_ls_ops[(op)*2+1] - -#define SHIFT_LSL 0 -#define SHIFT_LSR 1 -#define SHIFT_ASR 2 -#define SHIFT_ROR 3 -#define SHIFT_RRX 3 - -//------------------------------------------------------------------------------------ - -#define TBIT 1 - -#define E_STR_IMM6(src, imm6) (0xce00 | ((imm6)<<3) | (src)) -#define E_LDR_IMM6(dst, imm6) (0xcc00 | ((imm6)<<3) | (dst)) -#define E_LDR_IMM5(dst, imm5) (0xcb00 | ((imm5)<<3) | (dst)) -#define E_LDR_IMM3(dst, base, imm3) (0xc800 | ((imm3)<<6) | ((base) << 3) | (dst)) - -#define T_MOV_IMM8(r, imm8) (0x2000 | ((r)<<8) | (imm8)) -#define T_MOV_BYTELANE(r, typ, b) (0xf04f0000 | ((typ) << 12) | ((r) << 8) | (b)) -#define T_MOV_ROT_IMM(r, ror, imm) \ - (0xf04f0000 | (((ror) & 0x10) << (26-4)) | (((ror) & 0xe) << (12-1)) | \ - (((ror) & 1) << 7) | ((r) << 8) | ((imm) & 0x7f)) -#define T_MOVW_IMM16(r, imm) \ - (0xf2400000 | (((imm) & 0xf000) << (16-12)) | (((imm) & 0x800) << (26-11)) | \ - (((imm) & 0x700) << (12-8)) | ((imm) & 0xff) | ((r) << 8)) -#define T_MOVT_IMM16(r, imm) \ - (0xf2c00000 | (((imm) & 0xf000) << (16-12)) | (((imm) & 0x800) << (26-11)) | \ - (((imm) & 0x700) << (12-8)) | ((imm) & 0xff) | ((r) << 8)) -#define T_MVN_BYTELANE(r, typ, b) (0xf06f0000 | ((typ) << 12) | ((r) << 8) | (b)) -#define T_MVN_ROT_IMM(r, ror, imm) (0xf06f0000 | (((ror) & 0x10) << (26-4)) | \ - (((ror) & 0xe) << (12-1)) | (((ror) & 1) << 7) | ((r) << 8) | ((imm) & 0x7f)) - -#define T_ORR_ROT_IMM(dst, src, ror, imm) (0xf0400000 | (((ror) & 0x10) << (26-4)) | \ - (((ror) & 0xe) << (12-1)) | (((ror) & 1) << 7) | ((src) << 16) | \ - ((dst) << 8) | ((imm) & 0x7f)) -#define T_ORN_ROT_IMM(dst, src, ror, imm) (0xf0600000 | (((ror) & 0x10) << (26-4)) | \ - (((ror) & 0xe) << (12-1)) | (((ror) & 1) << 7) | ((src) << 16) | \ - ((dst) << 8) | ((imm) & 0x7f)) - -#define T_STR_IMM5(src, base, imm5) (0x6000 | ((imm5) << 6) | ((base) << 3) | (src)) -#define T_STR_SP_IMM8(src, imm8) (0x9000 | ((src) << 8) | (imm8)) -#define T_STR_IMM12(src, base, imm12) (0xf8c00000 | ((src)<<12) | ((base)<<16) | (imm12)) -#define T_STR_IMM8(src, base, imm8, pre, wb) (0xf8400800 | ((src)<<12) | \ - ((base)<<16) | ((pre)<<10) | (U(imm8)<<9) | ((wb)<<8) | abs(imm8)) - -#define T_LDR_IMM5(dst, base, imm5) (0x6800 | ((imm5) << 6) | ((base) << 3) | (dst)) -#define T_LDR_SP_IMM8(src, imm8) (0x9800 | ((dst) << 8) | (imm8)) -#define T_LDR_IMM12(dst, base, imm12) (0xf8d00000 | ((dst)<<12) | ((base)<<16) | (imm12)) -#define T_LDR_IMM8(src, base, imm8, pre, wb) (0xf8500800 | ((dst)<<12) | \ - ((base)<<16) | ((pre)<<10) | (U(imm8)<<9) | ((wb)<<8) | abs(imm8)) - -#define T_STRB_IMM5(src, base, imm5) (0x7000 | ((imm5) << 6) | ((base) << 3) | (src)) -#define T_STRB_IMM12(src, base, imm12) (0xf8800000 | ((src)<<12) | ((base)<<16) | (imm12)) -#define T_STRB_IMM8(src, base, imm8, pre, wb) (0xf8000800 | ((src)<<12) | \ - ((base)<<16) | ((pre)<<10) | (U(imm8)<<9) | ((wb)<<8) | abs(imm8)) - -#define T_LDRB_IMM5(dst, base, imm5) (0x7800 | ((imm5) << 6) | ((base) << 3) | (dst)) -#define T_LDRB_IMM12(dst, base, imm12) (0xf8900000 | ((dst)<<12) | ((base)<<16) | (imm12)) -#define T_LDRB_IMM8(dst, base, imm8, pre, wb) (0xf8100800 | ((dst)<<12) | \ - ((base)<<16) | ((pre)<<10) | (U(imm8)<<9) | ((wb)<<8) | abs(imm8)) - -#define T_STRH_IMM5(dst, base, imm5) (0x8000 | ((imm5) << 6) | ((base) << 3) | (dst)) -#define T_STRH_IMM12(dst, base, imm12) (0xf8a00000 | ((dst)<<12) | ((base)<<16) | (imm12)) -#define T_STRH_IMM8(dst, base, imm8, pre, wb) (0xf8200800 | ((dst)<<12) | \ - ((base)<<16) | ((pre)<<10) | (U(imm8)<<9) | ((wb)<<8) | abs(imm8)) - -#define T_LDRH_IMM5(dst, base, imm5) (0x8800 | ((imm5) << 6) | ((base) << 3) | (dst)) -#define T_LDRH_IMM12(dst, base, imm12) (0xf8b00000 | ((dst)<<12) | ((base)<<16) | (imm12)) -#define T_LDRH_IMM8(dst, base, imm8, pre, wb) (0xf8300800 | ((dst)<<12) | \ - ((base)<<16) | ((pre)<<10) | (U(imm8)<<9) | ((wb)<<8) | abs(imm8)) - -#define T_LDRSH_IMM12(dst, base, imm12) (0xf9b00000 | ((dst)<<12) | ((base)<<16) | (imm12)) -#define T_LDRSH_IMM8(dst, base, imm8, pre, wb) (0xf9300800 | ((dst)<<12) | \ - ((base)<<16) | ((pre)<<10) | (U(imm8)<<9) | ((wb)<<8) | abs(imm8)) - -#define T_LDRSB_IMM12(dst, base, imm12) (0xf9900000 | ((dst)<<12) | ((base)<<16) | (imm12)) -#define T_LDRSB_IMM8(dst, base, imm8, pre, wb) (0xf9100800 | ((dst)<<12) | \ - ((base)<<16) | ((pre)<<10) | (U(imm8)<<9) | ((wb)<<8) | abs(imm8)) - -#define T_LDRD_IMM(lo, hi, base, imm8, pre, wb) (0xe8500000 | ((base)<<16) | \ - ((lo) << 12) | ((hi)<<8) | ((pre)<<24) | (U(imm8)<<23) | ((wb)<<21) | abs(imm8)) -#define T_STRD_IMM(lo, hi, base, imm8, pre, wb) (0xe8400000 | ((base)<<16) | \ - ((lo) << 12) | ((hi)<<8) | ((pre)<<24) | (U(imm8)<<23) | ((wb)<<21) | abs(imm8)) - -#define T_LDREX(dst, base, off) (0xe8500f00 | ((base) << 16) | ((dst) << 12) | ((off) >> 2)) -#define T_STREX(dst, src, base, off) (0xe8400000 | ((base) << 16) | \ - ((src) << 12) | ((dst) << 8) | ((off >> 2))) - -#define T_STM8(base, regset) (0xc000 | ((base) << 8) | (regset)) -#define T_STM16(base, regset, st, wb) (0xe8000000 | ((st) << 23) | ((wb) << 21) | \ - ((base) << 16) | (regset)) - -#define T_LDM8(base, regset) (0xc800 | ((base) << 8) | (regset)) -#define T_LDM16(base, regset, st, wb) (0xe8100000 | ((st) << 23) | ((wb) << 21) | \ - ((base) << 16) | (regset)) -#define T_POP(regset) (0xbc00 | (((regset & (1<<ARM_PC)) >> ARM_PC) << 8) | (regset & 0xff)) -#define T_PUSH(regset) (0xb400 | (((regset & (1<<ARM_LR)) >> ARM_LR) << 8) | (regset & 0xff)) - -#define T1_LDR_STR_REG(op, xfer, base, off) ((op) | ((off) << 6) | ((base) << 3) | (xfer)) -#define T2_LDR_STR_REG(op, xfer, base, off, sh) ((op) | ((base) << 16) | ((xfer) << 12) | \ - ((sh)<<4) | (off)) - -#define T_CHKA(size, idx) (0xca00 | (((size) & 8) << (7-3)) | ((idx) << 3) | ((size) & 7)) -#define T_HBL(handler) (0xc300 | (handler)) -#define T_ENTER_LEAVE(enter) (0xf3bf8f0f | ((enter)<<4)) - -#define T1_ADD_IMM(dst, src, imm3) (0x1c00 | ((imm3) << 6) | ((src) << 3) | (dst)) -#define T2_ADD_IMM(r, imm8) (0x3000 | ((r) << 8) | (imm8)) -#define T3_ADD_BYTELANE(dst, src, typ, b) (0xf1000000 | ((src) << 16) | ((typ) << 12) | \ - ((dst) << 8) | (b)) -#define T3_ADD_ROT_IMM(dst, src, ror, imm) (0xf1000000 | ((src) << 16) | ((dst) << 8) | \ - (((ror) & 0x10) << (26-4)) | (((ror) & 0x0e) << (12-1)) | (((ror) & 1) << 7) | \ - ((imm) & 0x7f)) -#define T4_ADD_IMM(dst, src, imm) (0xf2000000 | ((src) << 16) | ((dst) << 8) | \ - (((imm) & 0x800) << (26-11)) | (((imm) & 0x700) << (12-8)) | ((imm) & 0xff)) - -#define T1_SUB_IMM(dst, src, imm3) (0x1e00 | ((imm3) << 6) | ((src) << 3) | (dst)) -#define T2_SUB_IMM(r, imm8) (0x3800 | ((r) << 8) | (imm8)) -#define T3_SUB_BYTELANE(dst, src, typ, b) (0xf1a00000 | ((src) << 16) | ((typ) << 12) | \ - ((dst) << 8) | (b)) -#define T3_SUB_ROT_IMM(dst, src, ror, imm) (0xf1a00000 | ((src) << 16) | ((dst) << 8) | \ - (((ror) & 0x10) << (26-4)) | (((ror) & 0x0e) << (12-1)) | (((ror) & 1) << 7) | \ - ((imm) & 0x7f)) -#define T4_SUB_IMM(dst, src, imm) (0xf2a00000 | ((src) << 16) | ((dst) << 8) | \ - (((imm) & 0x800) << (26-11)) | (((imm) & 0x700) << (12-8)) | ((imm) & 0xff)) - -#define T_DOP_BYTELANE(op, dst, src, typ, b) ((op) | ((dst) << 8) | ((src) << 16) | \ - ((typ) << 12) | (b)) -#define T_DOP_ROT_IMM(op, dst, src, ror, imm) ((op) | ((dst) << 8) | ((src) << 16) | \ - (((ror) & 0x10) << (26-4)) | (((ror) & 0x0e) << (12-1)) | (((ror) & 1) << 7) | \ - ((imm) & 0x7f)) -#define T_SHIFT_IMM(op, dst, src, imm) ((op) | ((dst) << 8) | (src) | \ - (((imm) & 3) << 6) | (((imm) & 0x1c) << (12-2))) -#define T_DOP_REG(op, dst, lho, rho, st, sh) ((op) | ((dst) << 8) | ((lho) << 16) | (rho) | \ - ((st) << 4) | (((sh) & 0x1c) << (12-2)) | (((sh) & 3) << 6)) -#define T3_ADD_BYTELANE(dst, src, typ, b) (0xf1000000 | ((src) << 16) | ((typ) << 12) | \ - ((dst) << 8) | (b)) - -#define T_CMP_IMM(src, imm) (0x2800 | ((src) << 8) | (imm)) -#define T_CMP_REG(lho, rho) (0x4280 | ((rho) << 3) | (lho)) - -#define T_NEG(dst, src) (0x4240 | (dst) | ((src) << 3)) -#define T_MVN(dst, src) (0x43c0 | (dst) | ((src) << 3)) -#define T_MOV(dst, src) (0x4600 | (((dst) & 8) << (7-3)) | ((src) << 3) | ((dst) & 7)) - -#define T_VMOVS_TOARM(dst, src) \ - (0xee100a10 | ((dst) << 12) | (((src) & 1) << 7) | (((src) & 0x1e)<<(16-1))) -#define T_VMOVS_TOVFP(dst, src) \ - (0xee000a10 | ((src) << 12) | (((dst) & 1) << 7) | (((dst) & 0x1e)<<(16-1))) - -#define T_VMOVD_TOARM(dst_lo, dst_hi, src) \ - (0xec500b10 | ((dst_lo) << 12) | ((dst_hi) << 16) | (((src) & 0x10)<<(5-4)) | ((src) & 0x0f)) -#define T_VMOVD_TOVFP(dst, src_lo, src_hi) \ - (0xec400b10 | ((src_lo) << 12) | ((src_hi) << 16) | (((dst) & 0x10)<<(5-4)) | ((dst) & 0x0f)) - -#define T_VOP_REG_S(op, dst, lho, rho) ((op) | \ - (((dst) & 1) << 22) | (((dst) & 0x1e) << (12-1)) | \ - (((lho) & 1) << 7) | (((lho) & 0x1e) << (16-1)) | \ - (((rho) & 1) << 5) | (((rho) & 0x1e) >> 1)) -#define T_VOP_REG_D(op, dst, lho, rho) ((op) | (1 << 8) | \ - (((dst) & 0x10) << (22-4)) | (((dst) & 0xf) << 12) | \ - (((lho) & 0x10) << (7-4)) | (((lho) & 0xf) << 16) | \ - (((rho) & 0x10) << (5-4)) | ((rho) & 0xf)) - -#define T_VCMP_S(lho, rho, e) (0xeeb40a40 | ((e) << 7) | \ - (((lho) & 1) << 22) | (((lho) & 0x1e) << (12-1)) | \ - (((rho) & 1) << 5) | (((rho) & 0x1e) >>1)) -#define T_VCMP_D(lho, rho, e) (0xeeb40b40 | ((e) << 7) | \ - (((lho) & 0x10) << (22-4)) | (((lho) & 0x0f) << 12) | \ - (((rho) & 0x10) << (5-4)) | ((rho) & 0x0f)) -#define T_VMRS(dst) (0xeef10a10 | ((dst) << 12)) - -#define T_MLA(res, lho, rho, a) \ - (0xfb000000 | ((res) << 8) | ((lho) << 16) | (rho) | ((a) << 12)) -#define T_UMULL(res_lo, res_hi, lho, rho) \ - (0xfba00000 | ((res_lo) << 12) | ((res_hi) << 8) | ((lho) << 16) | (rho)) - -#define T_BX(src) (0x4700 | ((src) << 3)) -#define T_TBH(base, idx) (0xe8d0f010 | ((base) << 16) | (idx)) - -#define T_SXTB(dst, src) (0xb240 | ((src) << 3) | (dst)) -#define T_SXTH(dst, src) (0xb200 | ((src) << 3) | (dst)) -#define T2_SXTB(dst, src) (0xfa4ff080 | ((dst) << 8) | (src)) -#define T2_SXTH(dst, src) (0xfa0ff080 | ((dst) << 8) | (src)) -#define T_UXTH(dst, src) (0xb280 | ((src) << 3) | (dst)) -#define T2_UXTH(dst, src) (0xfa1ff080 | ((dst) << 8) | (src)) - -int out_16(CodeBuf *codebuf, u32 s) -{ - if (codebuf->idx >= codebuf->limit) - longjmp(compiler_error_env, COMPILER_RESULT_FATAL); - codebuf->codebuf[codebuf->idx++] = s; - return 0; -} - -int out_16x2(CodeBuf *codebuf, u32 sx2) -{ - unsigned s1 = sx2 >> 16; - unsigned s2 = sx2 & 0xffff; - - out_16(codebuf, s1); - return out_16(codebuf, s2); -} - -int out_32(CodeBuf *codebuf, u32 w) -{ - if (codebuf->idx + 2 > codebuf->limit) - longjmp(compiler_error_env, COMPILER_RESULT_FATAL); - *(u32 *)&(codebuf->codebuf[codebuf->idx]) = w; - codebuf->idx += 2; - return 0; -} - -u32 out_pos(CodeBuf *codebuf) -{ - return (u32)&(codebuf->codebuf[codebuf->idx]); -} - -u32 out_loc(CodeBuf *codebuf) -{ - return codebuf->idx * 2; -} - -#define CODE_ALIGN 64 -#define CODE_ALIGN_SIZE 64 - -u32 out_align(CodeBuf *codebuf, unsigned align) -{ - codebuf->idx += (((out_pos(codebuf) + (align-1)) & ~(align-1)) - out_pos(codebuf)) / sizeof(short); - return out_pos(codebuf); -} - -int thumb_single_shift(unsigned imm) -{ - unsigned lsl; - - if (!imm) return -1; - lsl = 0; - while (!(imm & 0x80000000)) { - imm <<= 1; - lsl++; - } - if (lsl >= 24) return -1; - if ((imm & 0xff000000) == imm) return lsl+8; - return -1; -} - -int thumb_bytelane(u32 imm) -{ - unsigned b1 = imm & 0xff; - unsigned b2 = (imm >> 8) & 0xff; - unsigned b3 = (imm >> 16) & 0xff; - unsigned b4 = imm >> 24; - int mov_type = -1; - - if (b1 == b3 && b2 == 0 && b4 == 0) mov_type = 1; - if (b1 == b2 && b1 == b3 && b1 == b4) mov_type = 3; - if (b2 == b4 && b1 == 0 && b3 == 0) mov_type = 2; - if (imm < 256) mov_type = 0; - return mov_type; -} - -int mov_imm(CodeBuf *codebuf, Reg r, u32 imm) -{ - int mov_type, rol; - - if (Thumb2) { - if (r < ARM_R8 && imm < 256) - return out_16(codebuf, T_MOV_IMM8(r, imm)); - mov_type = thumb_bytelane(imm); - if (mov_type >= 0) { - if (mov_type == 2) imm >>= 8; - return out_16x2(codebuf, T_MOV_BYTELANE(r, mov_type, (imm & 0xff))); - } - mov_type = thumb_bytelane(~imm); - if (mov_type >= 0) { - imm = ~imm; - if (mov_type == 2) imm >>= 8; - return out_16x2(codebuf, T_MVN_BYTELANE(r, mov_type, (imm & 0xff))); - } - rol = thumb_single_shift(imm); - if (rol >= 0) - return out_16x2(codebuf, T_MOV_ROT_IMM(r, rol, ROL(imm, rol))); - rol = thumb_single_shift(~imm); - if (rol >= 0) - return out_16x2(codebuf, T_MVN_ROT_IMM(r, rol, ROL(~imm, rol))); - if ((imm & ~0xffff) == 0) - return out_16x2(codebuf, T_MOVW_IMM16(r, imm & 0xffff)); - if (r < ARM_R8) { - rol = thumb_single_shift(imm & ~0xff); - if (rol >= 0) { - out_16(codebuf, T_MOV_IMM8(r, imm & 0xff)); - return out_16x2(codebuf, T_ORR_ROT_IMM(r, r, rol, ROL(imm & ~0xff, rol))); - } - } - out_16x2(codebuf, T_MOVW_IMM16(r, imm & 0xffff)); - return out_16x2(codebuf, T_MOVT_IMM16(r, imm >> 16)); - } - J_Unimplemented(); -} - -int load_store_reg_no_wb(CodeBuf *codebuf, u32 op, Reg xfer, Reg base, Reg offset, - u32 shift, int pre) -{ - if (pre) { - if (xfer < ARM_R8 && base < ARM_R8 && offset < ARM_R8) { - if (ThumbEE) { - if ((shift == 0 && LS_IS_BYTE(op)) || (shift == 1 && LS_IS_HW(op)) || - (shift == 2 && LS_IS_WORD(op))) - return out_16(codebuf, T1_LDR_STR_REG(T1_LS_OP(op), xfer, base, offset)); - } else if (shift == 0) - return out_16(codebuf, T1_LDR_STR_REG(T1_LS_OP(op), xfer, base, offset)); - } - if (shift < 4) - return out_16x2(codebuf, T2_LDR_STR_REG(T2_LS_OP(op), xfer, base, offset, shift)); - } - J_Unimplemented(); -} - -static int add_reg(CodeBuf *codebuf, u32 dst, u32 lho, u32 rho); - -int load_store_reg(CodeBuf *codebuf, u32 op, Reg xfer, Reg base, Reg offset, - u32 shift, int pre, int wb) -{ - int rc = load_store_reg_no_wb(codebuf, op, xfer, base, offset, shift, pre); - if (wb) { - return add_reg(codebuf, base, base, offset); - } - return rc; -} - -int str_reg(CodeBuf *codebuf, Reg src, Reg base, Reg offset, u32 shift, int pre, int wb) -{ - return load_store_reg(codebuf, LS_STR, src, base, offset, shift, pre, wb); -} - -int ldr_reg(CodeBuf *codebuf, Reg dst, Reg base, Reg offset, u32 shift, int pre, int wb) -{ - return load_store_reg(codebuf, LS_LDR, dst, base, offset, shift, pre, wb); -} - -int strb_reg(CodeBuf *codebuf, Reg src, Reg base, Reg offset, u32 shift, int pre, int wb) -{ - return load_store_reg(codebuf, LS_STRB, src, base, offset, shift, pre, wb); -} - -int ldrb_reg(CodeBuf *codebuf, Reg dst, Reg base, Reg offset, u32 shift, int pre, int wb) -{ - return load_store_reg(codebuf, LS_LDRB, dst, base, offset, shift, pre, wb); -} - -int strh_reg(CodeBuf *codebuf, Reg src, Reg base, Reg offset, u32 shift, int pre, int wb) -{ - return load_store_reg(codebuf, LS_STRH, src, base, offset, shift, pre, wb); -} - -int ldrh_reg(CodeBuf *codebuf, Reg dst, Reg base, Reg offset, u32 shift, int pre, int wb) -{ - return load_store_reg(codebuf, LS_LDRH, dst, base, offset, shift, pre, wb); -} - -int ldrsh_reg(CodeBuf *codebuf, Reg dst, Reg base, Reg offset, u32 shift, int pre, int wb) -{ - return load_store_reg(codebuf, LS_LDRSH, dst, base, offset, shift, pre, wb); -} - -int ldrsb_reg(CodeBuf *codebuf, Reg dst, Reg base, Reg offset, u32 shift, int pre, int wb) -{ - return load_store_reg(codebuf, LS_LDRSB, dst, base, offset, shift, pre, wb); -} - -int ldrex_imm(CodeBuf *codebuf, Reg dst, Reg base, unsigned offset) -{ - if (Thumb2) { - if ((offset & 3) == 0 && offset < 256 * 4) { - return out_16x2(codebuf, T_LDREX(dst, base, offset)); - } - } - J_Unimplemented(); -} - -int strex_imm(CodeBuf *codebuf, Reg dst, Reg src, Reg base, unsigned offset) -{ - if (Thumb2) { - if ((offset & 3) == 0 && offset < 256 * 4) { - return out_16x2(codebuf, T_STREX(dst, src, base, offset)); - } - } - J_Unimplemented(); -} - -int str_imm(CodeBuf *codebuf, Reg src, Reg base, int offset, int pre, int wb) -{ - unsigned uoff; - - if (!pre && !wb) pre = 1, offset = 0; - uoff = (unsigned)offset; - if (Thumb2) { - if (pre && !wb && offset >= 0) { - if (base < ARM_R8 && src < ARM_R8 && uoff < 128 && (uoff & 3) == 0) - return out_16(codebuf, T_STR_IMM5(src, base, uoff>>2)); - if (base == ARM_SP && src < ARM_R8 && uoff < 1024 && (uoff &3) ==0) - return out_16(codebuf, T_STR_SP_IMM8(src, uoff>>2)); - if (ThumbEE && base == ARM_R9 && src < ARM_R8 && uoff < 256 && (uoff & 3) == 0) - return out_16(codebuf, E_STR_IMM6(src, uoff>>2)); - if (uoff < (1 << 12)) - return out_16x2(codebuf, T_STR_IMM12(src, base, uoff)); - } else if (offset < 256 && offset > -256) - return out_16x2(codebuf, T_STR_IMM8(src, base, offset, pre, wb)); - JASSERT(base != ARM_IP && src != ARM_IP, "src or base == IP in str_imm"); - mov_imm(codebuf, ARM_IP, offset); - return str_reg(codebuf, src, base, ARM_IP, 0, pre, wb); - } - J_Unimplemented(); -} - -int ldr_imm(CodeBuf *codebuf, Reg dst, Reg base, int offset, int pre, int wb) -{ - unsigned uoff; - - if (!pre && !wb) pre = 1, offset = 0; - uoff = (unsigned)offset; - if (Thumb2) { - if (pre && !wb && offset >= 0) { - if (base < ARM_R8 && dst < ARM_R8 && uoff < 128 && (uoff & 3) ==0) - return out_16(codebuf, T_LDR_IMM5(dst, base, uoff>>2)); - if (base == ARM_SP && dst < ARM_R8 && uoff < 1024 & (uoff & 3) == 0) - return out_16(codebuf, T_LDR_SP_IMM8(dst, uoff>>2)); - if (ThumbEE && base == ARM_R9 && dst < ARM_R8 && uoff < 256 && (uoff & 3) == 0) - return out_16(codebuf, E_LDR_IMM6(dst, uoff>>2)); - if (ThumbEE && base == ARM_R10 && dst < ARM_R8 && uoff < 128 && (uoff & 3) == 0) - return out_16(codebuf, E_LDR_IMM5(dst, uoff>>2)); - if (uoff < (1 << 12)) - return out_16x2(codebuf, T_LDR_IMM12(dst, base, uoff)); - } else { - if (ThumbEE && pre && !wb && offset <= 0 && offset > -32 && (uoff & 3) == 0 && - base < ARM_R8 && dst < ARM_R8) - return out_16(codebuf, E_LDR_IMM3(dst, base, -offset >> 2)); - if (offset < 256 && offset > -256) - return out_16x2(codebuf, T_LDR_IMM8(dst, base, offset, pre, wb)); - } - JASSERT(base != ARM_IP, "base == IP in ldr_imm"); - mov_imm(codebuf, ARM_IP, offset); - return ldr_reg(codebuf, dst, base, ARM_IP, 0, pre, wb); - } - J_Unimplemented(); -} - -int strb_imm(CodeBuf *codebuf, Reg src, Reg base, int offset, int pre, int wb) -{ - unsigned uoff; - - if (!pre && !wb) pre = 1, offset = 0; - uoff = (unsigned)offset; - if (Thumb2) { - if (pre && !wb && offset >= 0) { - if (base < ARM_R8 && src < ARM_R8 && uoff < 32) - return out_16(codebuf, T_STRB_IMM5(src, base, uoff)); - if (uoff < (1 << 12)) - return out_16x2(codebuf, T_STRB_IMM12(src, base, uoff)); - } else if (offset < 256 && offset > -256) - return out_16x2(codebuf, T_STRB_IMM8(src, base, offset, pre, wb)); - JASSERT(base != ARM_IP && src != ARM_IP, "src or base == IP in str_imm"); - mov_imm(codebuf, ARM_IP, offset); - return strb_reg(codebuf, src, base, ARM_IP, 0, pre, wb); - } - J_Unimplemented(); -} - -int ldrb_imm(CodeBuf *codebuf, Reg dst, Reg base, int offset, int pre, int wb) -{ - unsigned uoff; - - if (!pre && !wb) pre = 1, offset = 0; - uoff = (unsigned)offset; - if (Thumb2) { - if (pre && !wb && offset >= 0) { - if (base < ARM_R8 && dst < ARM_R8 && uoff < 32) - return out_16(codebuf, T_LDRB_IMM5(dst, base, uoff)); - if (uoff < (1 << 12)) - return out_16x2(codebuf, T_LDRB_IMM12(dst, base, uoff)); - } else if (offset < 256 && offset > -256) - return out_16x2(codebuf, T_LDRB_IMM8(dst, base, offset, pre, wb)); - JASSERT(base != ARM_IP, "base == IP in ldr_imm"); - mov_imm(codebuf, ARM_IP, offset); - return ldrb_reg(codebuf, dst, base, ARM_IP, 0, pre, wb); - } - J_Unimplemented(); -} - -int strh_imm(CodeBuf *codebuf, Reg src, Reg base, int offset, int pre, int wb) -{ - unsigned uoff; - - if (!pre && !wb) pre = 1, offset = 0; - uoff = (unsigned)offset; - if (Thumb2) { - if (pre && !wb && offset >= 0) { - if (base < ARM_R8 && src < ARM_R8 && uoff < 64 && (uoff & 1) == 0) - return out_16(codebuf, T_STRH_IMM5(src, base, uoff>>1)); - if (uoff < (1 << 12)) - return out_16x2(codebuf, T_STRH_IMM12(src, base, uoff)); - } else if (offset < 256 && offset > -256) - return out_16x2(codebuf, T_STRH_IMM8(src, base, offset, pre, wb)); - JASSERT(base != ARM_IP && src != ARM_IP, "src or base == IP in str_imm"); - mov_imm(codebuf, ARM_IP, offset); - return strh_reg(codebuf, src, base, ARM_IP, 0, pre, wb); - } - J_Unimplemented(); -} - -int ldrh_imm(CodeBuf *codebuf, Reg dst, Reg base, int offset, int pre, int wb) -{ - unsigned uoff; - - if (!pre && !wb) pre = 1, offset = 0; - uoff = (unsigned)offset; - if (Thumb2) { - if (pre && !wb && offset >= 0) { - if (base < ARM_R8 && dst < ARM_R8 && uoff < 64 && (uoff & 1) == 0) - return out_16(codebuf, T_LDRH_IMM5(dst, base, uoff>>1)); - if (uoff < (1 << 12)) - return out_16x2(codebuf, T_LDRH_IMM12(dst, base, uoff)); - } else if (offset < 256 && offset > -256) - return out_16x2(codebuf, T_LDRH_IMM8(dst, base, offset, pre, wb)); - JASSERT(base != ARM_IP, "base == IP in ldr_imm"); - mov_imm(codebuf, ARM_IP, offset); - return ldrh_reg(codebuf, dst, base, ARM_IP, 0, pre, wb); - } - J_Unimplemented(); -} - -int ldrsh_imm(CodeBuf *codebuf, Reg dst, Reg base, int offset, int pre, int wb) -{ - unsigned uoff; - - if (!pre && !wb) pre = 1, offset = 0; - uoff = (unsigned)offset; - if (Thumb2) { - if (pre && !wb && offset >= 0) { - if (uoff < (1 << 12)) - return out_16x2(codebuf, T_LDRSH_IMM12(dst, base, uoff)); - } else if (offset < 256 && offset > -256) - return out_16x2(codebuf, T_LDRSH_IMM8(dst, base, offset, pre, wb)); - JASSERT(base != ARM_IP, "base == IP in ldr_imm"); - mov_imm(codebuf, ARM_IP, offset); - return ldrsh_reg(codebuf, dst, base, ARM_IP, 0, pre, wb); - } - J_Unimplemented(); -} - -int ldrsb_imm(CodeBuf *codebuf, Reg dst, Reg base, int offset, int pre, int wb) -{ - unsigned uoff; - - if (!pre && !wb) pre = 1, offset = 0; - uoff = (unsigned)offset; - if (Thumb2) { - if (pre && !wb && offset >= 0) { - if (uoff < (1 << 12)) - return out_16x2(codebuf, T_LDRSB_IMM12(dst, base, uoff)); - } else if (offset < 256 && offset > -256) - return out_16x2(codebuf, T_LDRSB_IMM8(dst, base, offset, pre, wb)); - JASSERT(base != ARM_IP, "base == IP in ldr_imm"); - mov_imm(codebuf, ARM_IP, offset); - return ldrsb_reg(codebuf, dst, base, ARM_IP, 0, pre, wb); - } - J_Unimplemented(); -} - -int add_imm(CodeBuf *codebuf, u32 dst, u32 src, u32 imm); - -int ldrd_imm(CodeBuf *codebuf, Reg dst_lo, Reg dst_hi, Reg base, int offset, int pre, int wb) -{ - unsigned uoff; - - if (!pre && !wb) pre = 1, offset = 0; - uoff = (unsigned)offset; - if (Thumb2) { - if (offset < 256 * 4 && offset > -256 * 4 && (offset & 3) == 0) - return out_16x2(codebuf, T_LDRD_IMM(dst_lo, dst_hi, base, offset>>2, pre, wb)); - if (pre && !wb) { - add_imm(codebuf, ARM_IP, base, offset); - return out_16x2(codebuf, T_LDRD_IMM(dst_lo, dst_hi, ARM_IP, 0, 1, 0)); - } - } - J_Unimplemented(); -} - -int strd_imm(CodeBuf *codebuf, Reg src_lo, Reg src_hi, Reg base, int offset, int pre, int wb) -{ - unsigned uoff; - - if (!pre && !wb) pre = 1, offset = 0; - uoff = (unsigned)offset; - if (Thumb2) { - if (offset < 256 * 4 && offset > -256 * 4 && (offset & 3) == 0) - return out_16x2(codebuf, T_STRD_IMM(src_lo, src_hi, base, offset>>2, pre, wb)); - if (pre && !wb) { - add_imm(codebuf, ARM_IP, base, offset); - return out_16x2(codebuf, T_STRD_IMM(src_lo, src_hi, ARM_IP, 0, 1, 0)); - } - } - J_Unimplemented(); -} - -int stm(CodeBuf *codebuf, u32 regset, u32 base, u32 st, u32 wb) -{ - JASSERT(regset != 0, "regset != 0 in stm"); - if (Thumb2) { - if (!ThumbEE && base < ARM_R8 && (regset & ~0xff) == 0 && st == IA && wb) - return out_16(codebuf, T_STM8(base, regset)); - if (base == ARM_SP) { - if ((regset & ~0x40ff) == 0 && st == DB && wb) - return out_16(codebuf, T_PUSH(regset)); - } - if ((regset & -regset) == regset) - return str_imm(codebuf, LOG2(regset), base, (st & 1) ? 4 : -4, (st & 2) >> 1, wb); - if (st == PUSH_EA || st == PUSH_FD) - return out_16x2(codebuf, T_STM16(base, regset, st, wb)); - return out_16x2(codebuf, T_STM16(base, regset, st, wb)); - } - J_Unimplemented(); -} - -int ldm(CodeBuf *codebuf, u32 regset, u32 base, u32 st, u32 wb) -{ - JASSERT(regset != 0, "regset != 0 in stm"); - if (Thumb2) { - if (!ThumbEE && base < ARM_R8 && (regset & ~0xff) == 0 && st == IA && wb) - return out_16(codebuf, T_LDM8(base, regset)); - if (base == ARM_SP) { - if ((regset & ~0x80ff) == 0 && st == IA && wb) - return out_16(codebuf, T_POP(regset)); - } - if ((regset & -regset) == regset) - return ldr_imm(codebuf, LOG2(regset), base, (st & 1) ? 4 : -4, (st & 2) >> 1, wb); - if (st == POP_EA || st == POP_FD) - return out_16x2(codebuf, T_LDM16(base, regset, st, wb)); - } - J_Unimplemented(); -} - -int dop_reg(CodeBuf *codebuf, u32 op, u32 dst, u32 lho, u32 rho, u32 sh_typ, u32 shift) -{ - unsigned s = 0; - if (op != DP_MUL) s = 1 << 20; -// JASSERT(dst != ARM_PC, "Terrible things happen if dst == PC && S bit set"); - return out_16x2(codebuf, T_DOP_REG(DP_REG(op)|s, dst, lho, rho, sh_typ, shift)); -} - -int dop_reg_preserve(CodeBuf *codebuf, u32 op, u32 dst, u32 lho, u32 rho, u32 sh_typ, u32 shift) -{ - return out_16x2(codebuf, T_DOP_REG(DP_REG(op), dst, lho, rho, sh_typ, shift)); -} - -int sxtb(CodeBuf *codebuf, u32 dst, u32 src) -{ - if (dst < ARM_R8 && src < ARM_R8) - return out_16(codebuf, T_SXTB(dst, src)); - return out_16x2(codebuf, T2_SXTB(dst, src)); -} - -int sxth(CodeBuf *codebuf, u32 dst, u32 src) -{ - if (dst < ARM_R8 && src < ARM_R8) - return out_16(codebuf, T_SXTH(dst, src)); - return out_16x2(codebuf, T2_SXTH(dst, src)); -} - -int uxth(CodeBuf *codebuf, u32 dst, u32 src) -{ - if (dst < ARM_R8 && src < ARM_R8) - return out_16(codebuf, T_UXTH(dst, src)); - return out_16x2(codebuf, T2_UXTH(dst, src)); -} - -int mov_reg(CodeBuf *codebuf, u32 dst, u32 src) -{ - if (dst == src) return 0; - if (dst == ARM_PC) return out_16(codebuf, T_BX(src)); - return out_16(codebuf, T_MOV(dst, src)); -// return dop_reg(codebuf, DP_MOV, dst, 0, src, SHIFT_LSL, 0); -} - -int mvn_reg(CodeBuf *codebuf, u32 dst, u32 src) -{ - if (dst < ARM_R8 && src < ARM_R8) - return out_16(codebuf, T_MVN(dst, src)); - return dop_reg(codebuf, DP_MVN, dst, 0, src, SHIFT_LSL, 0); -} - -int vmov_reg_s_toVFP(CodeBuf *codebuf, u32 dst, u32 src) -{ - return out_16x2(codebuf, T_VMOVS_TOVFP(dst, src)); -} - -int vmov_reg_s_toARM(CodeBuf *codebuf, u32 dst, u32 src) -{ - return out_16x2(codebuf, T_VMOVS_TOARM(dst, src)); -} - -int vmov_reg_d_toVFP(CodeBuf *codebuf, u32 dst, u32 src_lo, u32 src_hi) -{ - return out_16x2(codebuf, T_VMOVD_TOVFP(dst, src_lo, src_hi)); -} - -int vmov_reg_d_toARM(CodeBuf *codebuf, u32 dst_lo, u32 dst_hi, u32 src) -{ - return out_16x2(codebuf, T_VMOVD_TOARM(dst_lo, dst_hi, src)); -} - -int vop_reg_s(CodeBuf *codebuf, u32 op, u32 dst, u32 lho, u32 rho) -{ - return out_16x2(codebuf, T_VOP_REG_S(VP_REG(op), dst, lho, rho)); -} - -int vop_reg_d(CodeBuf *codebuf, u32 op, u32 dst, u32 lho, u32 rho) -{ - return out_16x2(codebuf, T_VOP_REG_D(VP_REG(op), dst, lho, rho)); -} - -int vcmp_reg_s(CodeBuf *codebuf, u32 lho, u32 rho, unsigned e) -{ - return out_16x2(codebuf, T_VCMP_S(lho, rho, e)); -} - -int vcmp_reg_d(CodeBuf *codebuf, u32 lho, u32 rho, unsigned e) -{ - return out_16x2(codebuf, T_VCMP_D(lho, rho, e)); -} - -int vmrs(CodeBuf *codebuf, u32 dst) -{ - return out_16x2(codebuf, T_VMRS(dst)); -} - -int add_reg(CodeBuf *codebuf, u32 dst, u32 lho, u32 rho) -{ - return dop_reg(codebuf, DP_ADD, dst, lho, rho, SHIFT_LSL, 0); -} - -int cmp_reg(CodeBuf *codebuf, Reg lho, Reg rho) -{ - if (lho < ARM_R8 && rho < ARM_R8) - return out_16(codebuf, T_CMP_REG(lho, rho)); - return dop_reg(codebuf, DP_CMP, 0x0f, lho, rho, SHIFT_LSL, 0); -} - -int add_reg_shift(CodeBuf *codebuf, u32 dst, u32 lho, u32 rho, u2 sh_typ, u32 shift) -{ - return dop_reg(codebuf, DP_ADD, dst, lho, rho, sh_typ, shift); -} - -int add_imm(CodeBuf *codebuf, u32 dst, u32 src, u32 imm) -{ - int imm_type, rol; - - if (imm == 0) return mov_reg(codebuf, dst, src); - if (Thumb2) { - if (dst < ARM_R8 && src < ARM_R8) { - if (imm < 8) - return out_16(codebuf, T1_ADD_IMM(dst, src, imm)); - if (-imm < 8) - return out_16(codebuf, T1_SUB_IMM(dst, src, -imm)); - if (src == dst) { - if (imm < 256) - return out_16(codebuf, T2_ADD_IMM(src, imm)); - if (-imm < 256) - return out_16(codebuf, T2_SUB_IMM(src, -imm)); - } - } - imm_type = thumb_bytelane(imm); - if (imm_type >= 0) { - if (imm_type == 2) imm >>= 8; - return out_16x2(codebuf, T3_ADD_BYTELANE(dst, src, imm_type, (imm & 0xff))); - } - imm_type = thumb_bytelane(-imm); - if (imm_type >= 0) { - imm = -imm; - if (imm_type == 2) imm >>= 8; - return out_16x2(codebuf, T3_SUB_BYTELANE(dst, src, imm_type, (imm & 0xff))); - } - rol = thumb_single_shift(imm); - if (rol >= 0) - return out_16x2(codebuf, T3_ADD_ROT_IMM(dst, src, rol, ROL(imm, rol))); - rol = thumb_single_shift(-imm); - if (rol >= 0) - return out_16x2(codebuf, T3_SUB_ROT_IMM(dst, src, rol, ROL(-imm, rol))); - if (imm < (1 << 12)) - return out_16x2(codebuf, T4_ADD_IMM(dst, src, imm)); - if (-imm < (1 << 12)) - return out_16x2(codebuf, T4_SUB_IMM(dst, src, -imm)); - mov_imm(codebuf, ARM_IP, imm); - return add_reg(codebuf, dst, src, ARM_IP); - } - J_Unimplemented(); -} - -int sub_imm(CodeBuf *codebuf, u32 dst, u32 src, u32 imm) -{ - return add_imm(codebuf, dst, src, -imm); -} - -int dop_imm_s(CodeBuf *codebuf, u32 op, u32 dst, u32 src, u32 imm, unsigned s) -{ - int imm_type, rol; - unsigned n_op, n_imm; - - JASSERT(op == DP_ADC || op == DP_ADD || op == DP_AND || op == DP_BIC || op == DP_CMN || - op == DP_CMP || op == DP_EOR || op == DP_MOV || op == DP_MVN || - op == DP_ORN || op == DP_ORR || op == DP_RSB || op == DP_SBC || - op == DP_SUB || op == DP_TEQ || op == DP_TST, "bad op"); - if (op == DP_CMP || op == DP_CMN || op == DP_TEQ || op == DP_TST) dst = 0x0f; - if (op == DP_MOV || op == DP_MVN) src = 0x0f; - imm_type = thumb_bytelane(imm); - if (imm_type >= 0) { - if (imm_type == 2) imm >>= 8; - return out_16x2(codebuf, T_DOP_BYTELANE(DP_IMM(op)|s, dst, src, imm_type, (imm & 0xff))); - } - rol = thumb_single_shift(imm); - if (rol >= 0) - return out_16x2(codebuf, T_DOP_ROT_IMM(DP_IMM(op)|s, dst, src, rol, ROL(imm, rol))); - n_op = N_OP(op); - if (n_op != (unsigned)-1) { - n_imm = ~imm; - if (op == DP_ADD || op == DP_SUB || op == DP_CMP || op == DP_CMN) n_imm = -imm; - imm_type = thumb_bytelane(n_imm); - if (imm_type >= 0) { - if (imm_type == 2) n_imm >>= 8; - return out_16x2(codebuf, T_DOP_BYTELANE(DP_IMM(n_op)|s, dst, src, imm_type, (n_imm & 0xff))); - } - rol = thumb_single_shift(n_imm); - if (rol >= 0) - return out_16x2(codebuf, T_DOP_ROT_IMM(DP_IMM(n_op)|s, dst, src, rol, ROL(n_imm, rol))); - } - mov_imm(codebuf, ARM_IP, imm); - return out_16x2(codebuf, T_DOP_REG(DP_REG(op)|s, dst, src, ARM_IP, SHIFT_LSL, 0)); -} - -int dop_imm(CodeBuf *codebuf, u32 op, u32 dst, u32 src, u32 imm) -{ - return dop_imm_s(codebuf, op, dst, src, imm, 1<<20); -} - -int dop_imm_preserve(CodeBuf *codebuf, u32 op, u32 dst, u32 src, u32 imm) -{ - return dop_imm_s(codebuf, op, dst, src, imm, 0); -} - -int shift_imm(CodeBuf *codebuf, u32 op, u32 dst, u32 src, u32 imm) -{ - imm &= 31; - if (imm == 0) - return mov_reg(codebuf, dst, src); - else - return out_16x2(codebuf, T_SHIFT_IMM(DP_IMM(op), dst, src, imm)); -} - -int rsb_imm(CodeBuf *codebuf, u32 dst, u32 src, u32 imm) -{ - if (dst < ARM_R8 && src < ARM_R8 && imm == 0) - return out_16(codebuf, T_NEG(dst, src)); - return dop_imm(codebuf, DP_RSB, dst, src, imm); -} - -int adc_imm(CodeBuf *codebuf, u32 dst, u32 src, u32 imm) -{ - return dop_imm(codebuf, DP_ADC, dst, src, imm); -} - -int asr_imm(CodeBuf *codebuf, u32 dst, u32 src, u32 imm) -{ - return shift_imm(codebuf, DP_ASR, dst, src, imm); -} - -int eor_imm(CodeBuf *codebuf, u32 dst, u32 src, u32 imm) -{ - return dop_imm(codebuf, DP_EOR, dst, src, imm); -} - -int and_imm(CodeBuf *codebuf, u32 dst, u32 src, u32 imm) -{ - return dop_imm(codebuf, DP_AND, dst, src, imm); -} - -int orr_imm(CodeBuf *codebuf, u32 dst, u32 src, u32 imm) -{ - return dop_imm(codebuf, DP_ORR, dst, src, imm); -} - -int cmp_imm(CodeBuf *codebuf, Reg src, u32 imm) -{ - if (src <= ARM_R8 && imm < 256) return out_16(codebuf, T_CMP_IMM(src, imm)); - return dop_imm(codebuf, DP_CMP, 0x0f, src, imm); -} - -int tst_imm(CodeBuf *codebuf, Reg src, u32 imm) -{ - return dop_imm(codebuf, DP_TST, 0x0f, src, imm); -} - -int hbl(CodeBuf *codebuf, unsigned handler) -{ - mov_imm(codebuf, ARM_IP, 0); - str_imm(codebuf, ARM_IP, ARM_IP, 0, 1, 0); -#if 0 - if ((Thumb2 && ThumbEE)) - return out_16(codebuf, T_HBL(handler)); - if (TESTING) - return mov_imm(codebuf, ARM_R8, handler); - J_Unimplemented(); -#endif -} - -#if 0 -int enter_leave(CodeBuf *codebuf, unsigned enter) -{ - if ((Thumb2 && ThumbEE)) - return out_16x2(codebuf, T_ENTER_LEAVE(enter)); - J_Unimplemented(); -} -#endif - -int tbh(CodeBuf *codebuf, Reg base, Reg idx) -{ - out_16x2(codebuf, T_TBH(base, idx)); -} - -int umull(CodeBuf *codebuf, u32 res_lo, u32 res_hi, u32 lho, u32 rho) -{ - return out_16x2(codebuf, T_UMULL(res_lo, res_hi, lho, rho)); -} - -int mla(CodeBuf *codebuf, u32 res, u32 lho, u32 rho, u32 a) -{ - return out_16x2(codebuf, T_MLA(res, lho, rho, a)); -} - -#define COND_EQ 0 -#define COND_NE 1 -#define COND_LT 2 -#define COND_GE 3 -#define COND_GT 4 -#define COND_LE 5 -#define COND_CS 6 -#define COND_CC 7 -#define COND_MI 8 -#define COND_PL 9 - -static unsigned conds[] = { - 0x0, - 0x1, - 0xb, - 0xa, - 0xc, - 0xd, - 0x2, - 0x3, - 0x4, - 0x5, -}; - -#define NEG_COND(cond) ((cond) ^ 1) - -#define T_B(uoff) (0xe000 | ((uoff) & 0x7ff)) -#define T_BW(uoff) (0xf0009000 | \ - (((uoff) & (1<<23)) << (26-23)) | \ - (((~(uoff) & (1<<22)) >> 22) ^ (((uoff) & (1<<23)) >> 23)) << 13 | \ - (((~(uoff) & (1<<21)) >> 21) ^ (((uoff) & (1<<23)) >> 23)) << 11 | \ - (((uoff) & 0x1ff800) << (16-11)) | \ - ((uoff) & 0x7ff)) -#define T_BL(uoff) (0xf000d000 | \ - (((uoff) & (1<<23)) << (26-23)) | \ - (((~(uoff) & (1<<22)) >> 22) ^ (((uoff) & (1<<23)) >> 23)) << 13 | \ - (((~(uoff) & (1<<21)) >> 21) ^ (((uoff) & (1<<23)) >> 23)) << 11 | \ - (((uoff) & 0x1ff800) << (16-11)) | \ - ((uoff) & 0x7ff)) -#define T_BLX(uoff) (0xf000c000 | \ - (((uoff) & (1<<23)) << (26-23)) | \ - (((~(uoff) & (1<<22)) >> 22) ^ (((uoff) & (1<<23)) >> 23)) << 13 | \ - (((~(uoff) & (1<<21)) >> 21) ^ (((uoff) & (1<<23)) >> 23)) << 11 | \ - (((uoff) & 0x1ff800) << (16-11)) | \ - ((uoff) & 0x7ff)) -#define T_BCC(cond, uoff) (0xd000 | (conds[cond] << 8) | ((uoff) & 0xff)) -#define T_BCCW(cond, uoff) (0xf0008000 | \ - (conds[cond] << 22) | \ - (((uoff) & (1<<19)) << (26-19)) | \ - (((uoff) & (1<<18)) >> (18-11)) | \ - (((uoff) & (1<<17)) >> (17-13)) | \ - (((uoff) & 0x1f800) << (16-11)) | \ - ((uoff) & 0x7ff)) -#define T_BLX_REG(r) (0x4780 | ((r) << 3)) -#define T_CBZ(r, uoff) (0xb100 | (((uoff) & 0x1f) << 3) | (((uoff) & 0x20) << (8-5)) | ((r) & 7)) -#define T_CBNZ(r, uoff) (0xb900 | (((uoff) & 0x1f) << 3) | (((uoff) & 0x20) << (8-5)) | ((r) & 7)) - -#define T_IT(cond, mask) (0xbf00 | (conds[cond] << 4) | (mask)) - -#define IT_MASK_T 8 - -#define PATCH(loc) do { \ - unsigned oldidx = codebuf->idx; \ - codebuf->idx = (loc) >> 1; \ - -#define HCTAP \ - codebuf->idx = oldidx; \ - } while (0) - -int forward_16(CodeBuf *codebuf) -{ - int loc = out_loc(codebuf); - out_16(codebuf, T_UNDEFINED_16); - return loc; -} - -int forward_32(CodeBuf *codebuf) -{ - int loc = out_loc(codebuf); - out_32(codebuf, T_UNDEFINED_32); - return loc; -} - -int it(CodeBuf *codebuf, unsigned cond, unsigned mask) -{ - return out_16(codebuf, T_IT(cond, mask)); -} - -void t2_bug_align(CodeBuf *codebuf) -{ - unsigned pc = (unsigned)&codebuf->codebuf[codebuf->idx]; - if ((pc & 0xffe) != 0xffe) return; - mov_reg(codebuf, ARM_R0, ARM_R0); -} - -void t2_bug_fix(CodeBuf *codebuf, int offset) -{ - unsigned pc = (unsigned)&codebuf->codebuf[codebuf->idx]; - if ((pc & 0xffe) != 0xffe) return; - if (offset >= 0 || offset < -(4096+4)) return; - mov_reg(codebuf, ARM_R0, ARM_R0); -} - -int branch_uncond(CodeBuf *codebuf, unsigned dest) -{ - unsigned loc = (codebuf->idx * 2) + 4; - int offset; - unsigned uoff; - - JASSERT((dest & 1) == 0 && (loc & 1) == 0, "unaligned code"); - dest >>= 1; - loc >>= 1; - offset = dest - loc; - if (offset >= -(1<<10) && offset < (1<<10)) { - uoff = offset; - return out_16(codebuf, T_B(uoff)); - } - t2_bug_fix(codebuf, offset); - if (offset >= -(1<<23) && offset < (1<<23)) { - uoff = offset; - return out_16x2(codebuf, T_BW(uoff)); - } - J_Unimplemented(); -} - -int branch_uncond_patch(CodeBuf *codebuf, unsigned loc, unsigned dest) -{ - int offset; - unsigned uoff; - unsigned oldidx; - int rc; - - oldidx = codebuf->idx; - codebuf->idx = loc >> 1; - loc += 4; - JASSERT((dest & 1) == 0 && (loc & 1) == 0, "unaligned code"); - dest >>= 1; - loc >>= 1; - offset = dest - loc; - t2_bug_fix(codebuf, offset); - if (offset >= -(1<<23) && offset < (1<<23)) { - uoff = offset & ((1<<24)-1); - rc = out_16x2(codebuf, T_BW(uoff)); - codebuf->idx = oldidx; - return rc; - } - J_Unimplemented(); -} - -int branch_narrow_patch(CodeBuf *codebuf, unsigned loc) -{ - int offset; - unsigned uoff; - unsigned oldidx; - unsigned dest; - int rc; - - dest = codebuf->idx * 2; - oldidx = codebuf->idx; - codebuf->idx = loc >> 1; - loc += 4; - JASSERT((dest & 1) == 0 && (loc & 1) == 0, "unaligned code"); - dest >>= 1; - loc >>= 1; - offset = dest - loc; - if (offset >= -(1<<10) && offset < (1<<10)) { - uoff = offset & ((1<<11)-1); - rc = out_16(codebuf, T_B(uoff)); - codebuf->idx = oldidx; - return rc; - } - J_Unimplemented(); -} - -int branch(CodeBuf *codebuf, unsigned cond, unsigned dest) -{ - unsigned loc = (codebuf->idx * 2) + 4; - int offset; - unsigned uoff; - - JASSERT((dest & 1) == 0 && (loc & 1) == 0, "unaligned code"); - dest >>= 1; - loc >>= 1; - offset = dest - loc; - if (offset >= -(1<<7) && offset < (1<<7)) { - uoff = offset; - return out_16(codebuf, T_BCC(cond, uoff)); - } - t2_bug_fix(codebuf, offset); - if (offset >= -(1<<19) && offset < (1<<19)) { - uoff = offset; - return out_16x2(codebuf, T_BCCW(cond, uoff)); - } - J_Unimplemented(); -} - -int bcc_patch(CodeBuf *codebuf, unsigned cond, unsigned loc) -{ - int offset; - unsigned uoff; - unsigned oldidx; - unsigned dest; - int rc; - - dest = codebuf->idx * 2; - oldidx = codebuf->idx; - codebuf->idx = loc >> 1; - loc += 4; - JASSERT((dest & 1) == 0 && (loc & 1) == 0, "unaligned code"); - dest >>= 1; - loc >>= 1; - offset = dest-loc; - if (offset >= -(1<<7) && offset < (1<<7)) { - uoff = offset; - rc = out_16(codebuf, T_BCC(cond, uoff)); - codebuf->idx = oldidx; - return rc; - } - J_Unimplemented(); -} - -int bl(CodeBuf *codebuf, unsigned dest) -{ - unsigned loc = (unsigned)&codebuf->codebuf[codebuf->idx] + 4; - int offset; - unsigned uoff; - - JASSERT((dest & 1) == 0 && (loc & 1) == 0, "unaligned code"); - dest >>= 1; - loc >>= 1; - offset = dest - loc; - t2_bug_fix(codebuf, offset); - if (offset >= -(1<<23) && offset < (1<<23)) { - uoff = offset; - return out_16x2(codebuf, T_BL(uoff)); - } - J_Unimplemented(); -} - -int blx(CodeBuf *codebuf, unsigned dest) -{ - unsigned loc = (unsigned)&codebuf->codebuf[codebuf->idx] + 4; - int offset; - unsigned uoff; - - JASSERT((dest & 3) == 0 && (loc & 1) == 0, "unaligned code"); - dest >>= 1; - loc >>= 1; - loc &= ~1; - offset = dest - loc; - t2_bug_fix(codebuf, offset); - if (offset >= -(1<<23) && offset < (1<<23)) { - uoff = offset; - return out_16x2(codebuf, T_BLX(uoff)); - } - J_Unimplemented(); -} - -int branch_patch(CodeBuf *codebuf, unsigned cond, unsigned loc, unsigned dest) -{ - int offset; - unsigned uoff; - unsigned oldidx; - int rc; - - oldidx = codebuf->idx; - codebuf->idx = loc >> 1; - loc += 4; - JASSERT((dest & 1) == 0 && (loc & 1) == 0, "unaligned code"); - dest >>= 1; - loc >>= 1; - offset = dest - loc; - t2_bug_fix(codebuf, offset); - if (offset >= -(1<<19) && offset < (1<<19)) { - uoff = offset & ((1<<20)-1); - rc = out_16x2(codebuf, T_BCCW(cond, uoff)); - codebuf->idx = oldidx; - return rc; - } - J_Unimplemented(); -} - -int blx_reg(CodeBuf *codebuf, Reg r) -{ - return out_16(codebuf, T_BLX_REG(r)); -} - -int cbz_patch(CodeBuf *codebuf, Reg r, unsigned loc) -{ - unsigned offset; - unsigned oldidx; - unsigned dest; - int rc; - - dest = codebuf->idx * 2; - oldidx = codebuf->idx; - codebuf->idx = loc >> 1; - loc += 4; - JASSERT((dest & 1) == 0 && (loc & 1) == 0, "unaligned code"); - dest >>= 1; - loc >>= 1; - offset = dest-loc; - if (r < ARM_R8 && offset < 64) { - rc = out_16(codebuf, T_CBZ(r, offset)); - codebuf->idx = oldidx; - return rc; - } - J_Unimplemented(); -} - -int cbnz_patch(CodeBuf *codebuf, Reg r, unsigned loc) -{ - unsigned offset; - unsigned oldidx; - unsigned dest; - int rc; - - dest = codebuf->idx * 2; - oldidx = codebuf->idx; - codebuf->idx = loc >> 1; - loc += 4; - JASSERT((dest & 1) == 0 && (loc & 1) == 0, "unaligned code"); - dest >>= 1; - loc >>= 1; - offset = dest-loc; - if (r < ARM_R8 && offset < 64) { - rc = out_16(codebuf, T_CBNZ(r, offset)); - codebuf->idx = oldidx; - return rc; - } - J_Unimplemented(); -} - -int chka(CodeBuf *codebuf, u32 size, u32 idx) -{ - cmp_reg(codebuf, idx, size); - it(codebuf, COND_CS, IT_MASK_T); - bl(codebuf, handlers[H_ARRAYBOUND]); -} - -//----------------------------------------------------------------------------------- - -void Thumb2_Push_Multiple(CodeBuf *codebuf, Reg *regs, unsigned nregs) -{ - unsigned regset = 0; - unsigned regmask; - unsigned i; - Reg r; - - JASSERT(nregs > 0, "nregs must be > 0"); - if (nregs == 1) { - str_imm(codebuf, regs[0], Rstack, -4, 1, 1); - return; - } - for (i = 0; i < nregs; i++) { - r = regs[i]; - if (!IS_ARM_INT_REG(r)) J_Unimplemented(); - regmask = 1<<r; - if (regset != 0 && regmask >= (regset & -regset)) { - stm(codebuf, regset, Rstack, PUSH_FD, 1); - regset = 0; - } - regset |= regmask; - } - stm(codebuf, regset, Rstack, PUSH_FD, 1); -} - -void Thumb2_Pop_Multiple(CodeBuf *codebuf, Reg *regs, unsigned nregs) -{ - unsigned regset = 0; - unsigned regmask; - unsigned i; - Reg r; - - JASSERT(nregs > 0, "nregs must be > 0"); - if (nregs == 1) { - ldr_imm(codebuf, regs[0], Rstack, 4, 0, 1); - return; - } - i = nregs; - do { - i--; - r = regs[i]; - if (!IS_ARM_INT_REG(r)) J_Unimplemented(); - regmask = 1<<r; - if (regmask <= (regset & -regset)) { - ldm(codebuf, regset, Rstack, POP_FD, 1); - regset = 0; - } - regset |= regmask; - } while (i > 0); - ldm(codebuf, regset, Rstack, POP_FD, 1); -} - -#if 0 -int load_multiple(CodeBuf *codebuf, Reg base, Reg *regs, u32 nregs, u32 st, u32 wb) -{ - unsigned regset = 0; - unsigned regmask; - unsigned pre = 0; - int dir = 1; - unsigned u; - Reg r; - - if (st == IB || st == DB) pre = 4; - if (st == DA || st == DB) dir = -4; - JASSERT(nregs > 0, "nregs must be > 0"); - if (nregs == 1) - return ldr_imm(codebuf, regs[0], base, dir, pre, wb); - if (dir > 0) { - u = 0; - do { - r = regs[u]; - regmask = 1<<r; - if (regset != 0 && regmask >= regset) { - if (!wb && base != ARM_IP) { - mov_reg(codebuf, ARM_IP, base); - base = ARM_IP; - } - ldm(codebuf, regset, base, st, 1); - regset = 0; - } - regset |= regmask; - } while (++u < nregs); - ldm(codebuf, regset, base, st, wb); - } else { - u = nregs; - do { - u--; - r = regs[u]; - regmask = 1<<r; - if (regmask <= (regset & -regset)) { - if (!wb && base != ARM_IP) { - mov_reg(codebuf, ARM_IP, base); - base = ARM_IP; - } - ldm(codebuf, regset, base, st, 1); - regset = 0; - } - regset |= regmask; - } while (u > 0); - ldm(codebuf, regset, base, st, wb); - } -} -#endif - -int mov_multiple(CodeBuf *codebuf, Reg *dst, Reg *src, unsigned nregs) -{ - unsigned u, n, p; - unsigned smask = 0; - unsigned dmask = 0; - unsigned free_mask, free_reg; - - for (u = 0, n = 0; u < nregs; u++) { - JASSERT(dst[u] != ARM_IP, "mov_multiple cannot be used for ARM_IP"); - JASSERT(src[u] != ARM_IP, "mov_multiple cannot be used for ARM_IP"); - if (dst[u] != src[u]) { - dst[n] = dst[u]; - src[n++] = src[u]; - } - } - while (n) { - // Find a reg which is in the dst reg set but not the src reg set - smask = 0; - dmask = 0; - for (u = 0; u < n; u++) { - smask |= (1 << src[u]); - dmask |= (1 << dst[u]); - } - free_mask = dmask & ~smask; - if (!free_mask) { - // No such reg => must use IP - Reg r = dst[0]; - mov_reg(codebuf, ARM_IP, r); - for (u = 0; u < n; u++) { - if (src[u] == r) src[u] = ARM_IP; - } - smask ^= (1<<r) | (1<<ARM_IP); - free_mask = dmask & ~smask; - JASSERT(free_mask, "still no free reg after using ARM_IP?"); - } - free_reg = LOG2(free_mask); - for (u = 0, p = 0; u < n; u++) { - if (dst[u] == free_reg) { - mov_reg(codebuf, dst[u], src[u]); - } else { - dst[p] = dst[u]; - src[p++] = src[u]; - } - } - n--; - } - return 0; -} - -#define TOS(jstack) ((jstack)->stack[(jstack)->depth-1]) -#define TOSM1(jstack) ((jstack)->stack[(jstack)->depth-2]) -#define TOSM2(jstack) ((jstack)->stack[(jstack)->depth-3]) -#define TOSM3(jstack) ((jstack)->stack[(jstack)->depth-4]) - -#define POP(jstack) ((jstack)->stack[--(jstack)->depth]) -#define PUSH(jstack, r) ((jstack)->stack[(jstack)->depth++] = (r)) -#define SWAP(jstack) do { \ - Reg r = (jstack)->stack[(jstack)->depth-1]; \ - (jstack)->stack[(jstack)->depth-1] = (jstack)->stack[(jstack)->depth-2]; \ - (jstack)->stack[(jstack)->depth-2] = r; \ - } while (0) - -#define JSTACK_REG(jstack) jstack_reg(jstack) -#define JSTACK_PREFER(jstack, prefer) jstack_prefer(jstack, prefer) - -static const unsigned last_clear_bit[] = { - 3, // 0000 - 3, // 0001 - 3, // 0010 - 3, // 0011 - 3, // 0100 - 3, // 0101 - 3, // 0110 - 3, // 0111 - 2, // 1000 - 2, // 1001 - 2, // 1010 - 2, // 1011 - 1, // 1100 - 1, // 1101 - 0, // 1110 - 0, // 1111 -}; - -#define LAST_CLEAR_BIT(mask) last_clear_bit[mask] - -unsigned jstack_reg(Thumb2_Stack *jstack) -{ - unsigned *stack = jstack->stack; - unsigned depth = jstack->depth; - unsigned mask = 0; - unsigned r; - unsigned i; - - for (i = 0; i < depth; i++) mask |= 1 << stack[i]; - mask &= (1 << STACK_REGS) - 1; - JASSERT(mask != (1 << STACK_REGS) - 1, "No free reg in push"); - r = LAST_CLEAR_BIT(mask); - return r; -} - -unsigned jstack_prefer(Thumb2_Stack *jstack, Reg prefer) -{ - unsigned *stack = jstack->stack; - unsigned depth = jstack->depth; - unsigned mask = 0; - unsigned r; - unsigned i; - - for (i = 0; i < depth; i++) mask |= 1 << stack[i]; - mask &= (1 << STACK_REGS) - 1; - if ((prefer & ~mask) & 0x0f) mask |= (~prefer & ((1 << STACK_REGS) - 1)); - JASSERT(mask != (1 << STACK_REGS) - 1, "No free reg in push"); - r = LAST_CLEAR_BIT(mask); - return r; -} - -void Thumb2_Fill(Thumb2_Info *jinfo, unsigned required) -{ - Thumb2_Stack *jstack = jinfo->jstack; - unsigned *stack = jstack->stack; - unsigned depth = jstack->depth; - unsigned mask = 0; - unsigned tofill; - unsigned r, i; - - if (depth >= required) return; - tofill = required - depth; - for (i = depth; i > 0;) { - i--; - mask |= 1 << stack[i]; - stack[i+tofill] = stack[i]; - } - mask &= (1 << STACK_REGS) - 1; - for (i = 0; i < tofill; i++) { - JASSERT(mask != (1 << STACK_REGS) - 1, "Fill failed!!!"); - r = LAST_CLEAR_BIT(mask); - mask |= (1 << r); - stack[i] = r; - } - jstack->depth = depth + tofill; - Thumb2_Pop_Multiple(jinfo->codebuf, stack, tofill); -} - -static const unsigned bitcount[] = { - 0, // 0000 - 1, // 0001 - 1, // 0010 - 2, // 0011 - 1, // 0100 - 2, // 0101 - 2, // 0110 - 3, // 0111 - 1, // 1000 - 2, // 1001 - 2, // 1010 - 3, // 1011 - 2, // 1100 - 3, // 1101 - 3, // 1110 - 4, // 1111 -}; - -#define BITCOUNT(mask) bitcount[mask] - -// Thumb2_Spill:- -// required - ensure that at least this many registers are available -// exclude - bitmask, do not count these registers as available -// -// The no. of available regs (STACK_REGS) less the no. of registers in -// exclude must be >= the number required, otherwise this function loops! -// -// Typical usage is -// -// Thumb2_Spill(jinfo, 2, 0); // get 2 free regs -// r_res_lo = PUSH(jinfo->jstack, JSTACK_REG(jinfo->jstack)); -// r_res_hi = PUSH(jinfo->jstack, JSTACK_REG(jinfo->jstack)); -// -// Use the exclude mask when you do not want a subsequent call to -// JSTACK_REG to return a particular register or registers. This can -// be useful, for example, with long (64) bit operations. Eg. In the -// following we use it to ensure that the hi inputs are not clobbered -// by the lo result as part of the intermediate calculation. -// -// Thumb2_Fill(jinfo, 4); -// exclude = (1<<rho_hi)|(1<<lho_hi); -// rho_lo = POP(jstack); -// rho_hi = POP(jstack); -// lho_lo = POP(jstack); -// lho_hi = POP(jstack); -// Thumb2_Spill(jinfo, 2, exclude); -// res_hi = PUSH(jstack, JSTACK_PREFER(jstack, ~exclude)); // != rho_hi or lho_hi -// res_lo = PUSH(jstack, JSTACK_PREFER(jstack, ~exclude)); // != rho_hi or lho_hi -// dop_reg(jinfo->codebuf, DP_ADD, res_lo, lho_lo, rho_lo, SHIFT_LSL, 0); -// dop_reg(jinfo->codebuf, DP_ADC, res_hi, lho_hi, rho_hi, SHIFT_LSL, 0); -// -void Thumb2_Spill(Thumb2_Info *jinfo, unsigned required, unsigned exclude) -{ - Thumb2_Stack *jstack = jinfo->jstack; - unsigned *stack = jstack->stack; - unsigned depth = jstack->depth; - unsigned mask; - unsigned i; - unsigned tospill = 0; - - exclude &= (1 << STACK_REGS) - 1; - if (depth <= (STACK_REGS - required) && exclude == 0) return; - while (1) { - mask = 0; - for (i = tospill; i < depth; i++) mask |= 1 << stack[i]; - mask &= ((1 << STACK_REGS) - 1); - mask |= exclude; - if (STACK_REGS - BITCOUNT(mask) >= required) break; - tospill++; - } - if (tospill == 0) return; - Thumb2_Push_Multiple(jinfo->codebuf, stack, tospill); - for (i = tospill; i < depth; i++) - stack[i-tospill] = stack[i]; - jstack->depth = depth - tospill; - JASSERT((int)jstack->depth >= 0, "Stack underflow"); -} - -// Thumb2_Tmp:- -// Allocate a temp reg for use in local code generation. -// exclude is a bit mask of regs not to use. -// A max of 2 regs can be guaranteed (ARM_IP & ARM_LR) -// If allocating 2 regs you must include the reg you got the -// first time in the exclude list. Otherwise you just get -// the same reg again. -Reg Thumb2_Tmp(Thumb2_Info *jinfo, unsigned exclude) -{ - Thumb2_Stack *jstack = jinfo->jstack; - unsigned *stack = jstack->stack; - unsigned depth = jstack->depth; - unsigned mask; - unsigned i; - - mask = 0; - for (i = 0; i < depth; i++) mask |= 1 << stack[i]; - mask |= exclude; - for (i = 0; i < STACK_REGS; i++) - if ((mask & (1<<i)) == 0) return i; - if ((mask & (1<<ARM_IP)) == 0) return ARM_IP; - if ((mask & (1<<ARM_LR)) == 0) return ARM_LR; - JASSERT(0, "failed to allocate a tmp reg"); -} - -void Thumb2_Flush(Thumb2_Info *jinfo) -{ - Thumb2_Stack *jstack = jinfo->jstack; - - if (jstack->depth > 0) - Thumb2_Push_Multiple(jinfo->codebuf, jstack->stack, jstack->depth); - jstack->depth = 0; -} - -// Call this when we are about to corrupt a local -// The local may already be on the stack -// For example -// iload 0 -// iconst 2 -// istore 0 -// istore 1 -// Without this check the code generated would be (r4 is local 0, r5 is local 1) -// mov r4, #2 -// mov r5, r4 -// With this check the code should be -// mov r3, r4 -// mov r4, #2 -// mov r5, r3 -// This is not ideal, but is better than the previous:-) -// -void Thumb2_Corrupt(Thumb2_Info *jinfo, unsigned r, unsigned ignore) -{ - Thumb2_Stack *jstack = jinfo->jstack; - unsigned *stack = jstack->stack; - unsigned depth = jstack->depth; - unsigned r_new, mask; - unsigned i; - - if (ignore >= depth) return; -// JASSERT(depth >= ignore, "Cant ignore more than the whole stack!!"); - if (IS_SREG(r)) return; - depth -= ignore; - for (i = 0; i < depth; i++) { - if (r == stack[i]) { - Thumb2_Spill(jinfo, 1, 0); - depth = jstack->depth - ignore; - r_new = JSTACK_REG(jstack); - mov_reg(jinfo->codebuf, r_new, r); - for (i = 0; i < depth; i++) if (r == stack[i]) stack[i] = r_new; - break; - } - } -} - -unsigned Thumb2_ResultLocal(Thumb2_Info *jinfo, unsigned bci) -{ - unsigned opc = jinfo->code_base[bci]; - if (jinfo->bc_stackinfo[bci] & BC_BRANCH_TARGET) return 0; - if (opc < opc_istore || opc > opc_astore_3) return 0; - if (opc == opc_istore || opc == opc_fstore || opc == opc_astore) - return jinfo->jregs->r_local[jinfo->code_base[bci+1]]; - if ((opc >= opc_istore_0 && opc <= opc_istore_3) || - (opc >= opc_fstore_0 && opc <= opc_fstore_3) || - (opc >= opc_astore_0 && opc <= opc_astore_3)) - return jinfo->jregs->r_local[(opc-opc_istore_0)&3]; - return 0; -} - -static const unsigned char dOps[] = { - DP_ADD, DP_ADC, VP_ADD, VP_ADD, - DP_SUB, DP_SBC, VP_SUB, VP_SUB, - DP_MUL, 0, VP_MUL, VP_MUL, - 0, 0, VP_DIV, VP_DIV, - 0, 0, 0, 0, - 0, 0, 0, 0, - DP_LSL, 0, - DP_ASR, 0, - DP_LSR, 0, - DP_AND, DP_AND, DP_ORR, DP_ORR, DP_EOR, DP_EOR, -}; - -unsigned Thumb2_Imm(Thumb2_Info *jinfo, unsigned imm, unsigned next_bci) -{ - Thumb2_Stack *jstack = jinfo->jstack; - unsigned r; - unsigned next_op; - - if (!(jinfo->bc_stackinfo[next_bci] & BC_BRANCH_TARGET)) { - next_op = jinfo->code_base[next_bci]; - if (next_op > OPC_LAST_JAVA_OP) { - if (Bytecodes::is_defined((Bytecodes::Code)next_op)) - next_op = (unsigned)Bytecodes::java_code((Bytecodes::Code)next_op); - } - switch (next_op) { - case opc_istore: - case opc_fstore: - case opc_astore: { - unsigned local = jinfo->code_base[next_bci+1]; - r = jinfo->jregs->r_local[local]; - if (r) { - Thumb2_Corrupt(jinfo, r, 0); - mov_imm(jinfo->codebuf, r, imm); - return 2; - } - break; - } - case opc_istore_0: - case opc_istore_1: - case opc_istore_2: - case opc_istore_3: - case opc_fstore_0: - case opc_fstore_1: - case opc_fstore_2: - case opc_fstore_3: - case opc_astore_0: - case opc_astore_1: - case opc_astore_2: - case opc_astore_3: { - unsigned local = (jinfo->code_base[next_bci]-opc_istore_0) & 3; - r = jinfo->jregs->r_local[local]; - if (r) { - Thumb2_Corrupt(jinfo, r, 0); - mov_imm(jinfo->codebuf, r, imm); - return 1; - } - break; - } - case opc_iadd: - case opc_isub: - case opc_ishl: - case opc_ishr: - case opc_iushr: - case opc_iand: - case opc_ior: - case opc_ixor: { - unsigned len = 0; - unsigned r_lho; - - Thumb2_Fill(jinfo, 1); - r_lho = POP(jstack); - - r = Thumb2_ResultLocal(jinfo, next_bci+1); - if (r) { - Thumb2_Corrupt(jinfo, r, 0); - len = Bytecodes::length_for((Bytecodes::Code)jinfo->code_base[next_bci+1]); - } else { - Thumb2_Spill(jinfo, 1, 0); - r = JSTACK_REG(jstack); - PUSH(jstack, r); - } - if (next_op == opc_ishl || next_op == opc_ishr || next_op == opc_iushr) - shift_imm(jinfo->codebuf, dOps[next_op-opc_iadd], r, r_lho, imm); - else - dop_imm(jinfo->codebuf, dOps[next_op-opc_iadd], r, r_lho, imm); - return 1+len; - } - - case opc_idiv: { - unsigned len = 0; - unsigned r_lho; - unsigned abs_imm = abs((int)imm); - - if ((imm & -imm) == abs_imm) { - unsigned l2_imm = LOG2(abs_imm); - unsigned r_lho; - - if (imm == 0) break; - if (imm == 1) return 1; - - Thumb2_Fill(jinfo, 1); - r_lho = POP(jstack); - - r = Thumb2_ResultLocal(jinfo, next_bci+1); - if (r) { - Thumb2_Corrupt(jinfo, r, 0); - len = Bytecodes::length_for((Bytecodes::Code)jinfo->code_base[next_bci+1]); - } else { - Thumb2_Spill(jinfo, 1, 0); - r = JSTACK_REG(jstack); - PUSH(jstack, r); - } - - if (abs_imm != 1) { - unsigned r_tmp = r_lho; - if (abs_imm != 2) { - r_tmp = Thumb2_Tmp(jinfo, (1<<r_lho)); - asr_imm(jinfo->codebuf, r_tmp, r_lho, 31); - } - add_reg_shift(jinfo->codebuf, r, r_lho, r_tmp, SHIFT_LSR, 32-l2_imm); - asr_imm(jinfo->codebuf, r, r, l2_imm); - } - if ((int)imm < 0) - rsb_imm(jinfo->codebuf, r, r, 0); - return 1+len; - } - break; - } - } - } - Thumb2_Spill(jinfo, 1, 0); - r = JSTACK_REG(jstack); - PUSH(jstack, r); - mov_imm(jinfo->codebuf, r, imm); - return 0; -} - -void Thumb2_ImmX2(Thumb2_Info *jinfo, unsigned lo, unsigned hi) -{ - Thumb2_Stack *jstack = jinfo->jstack; - unsigned r_lo, r_hi; - - Thumb2_Spill(jinfo, 2, 0); - r_hi = PUSH(jstack, JSTACK_REG(jstack)); - r_lo = PUSH(jstack, JSTACK_REG(jstack)); - mov_imm(jinfo->codebuf, r_lo, lo); - mov_imm(jinfo->codebuf, r_hi, hi); -} - -#define LOCAL_OFFSET(local, stackdepth, nlocals) ((stackdepth)*4 + FRAME_SIZE + ((nlocals)-1-(local))*4) - -void load_local(Thumb2_Info *jinfo, Reg r, unsigned local, unsigned stackdepth) -{ -#ifdef USE_RLOCAL - ldr_imm(jinfo->codebuf, r, Rlocals, -local * 4, 1, 0); -#else - int nlocals = jinfo->method->max_locals(); - ldr_imm(jinfo->codebuf, r, Rstack, LOCAL_OFFSET(local, stackdepth, nlocals), 1, 0); -#endif -} - -void store_local(Thumb2_Info *jinfo, Reg r, unsigned local, unsigned stackdepth) -{ -#ifdef USE_RLOCAL - str_imm(jinfo->codebuf, r, Rlocals, -local << 2, 1, 0); -#else - int nlocals = jinfo->method->max_locals(); - str_imm(jinfo->codebuf, r, Rstack, LOCAL_OFFSET(local, stackdepth, nlocals), 1, 0); -#endif -} - -void Thumb2_Load(Thumb2_Info *jinfo, int local, unsigned stackdepth) -{ - Thumb2_Stack *jstack = jinfo->jstack; - unsigned r; - - r = jinfo->jregs->r_local[local]; - if (r) { - PUSH(jstack, r); - } else { - int nlocals = jinfo->method->max_locals(); - - Thumb2_Spill(jinfo, 1, 0); - JASSERT(stackdepth >= jstack->depth, "negative stack offset?"); - stackdepth -= jstack->depth; - if (jinfo->method->is_synchronized()) stackdepth += frame::interpreter_frame_monitor_size(); - r = JSTACK_REG(jstack); - PUSH(jstack, r); - load_local(jinfo, r, local, stackdepth); - } -} - -void Thumb2_LoadX2(Thumb2_Info *jinfo, int local, unsigned stackdepth) -{ - Thumb2_Stack *jstack = jinfo->jstack; - unsigned r_lo, r_hi; - int nlocals = jinfo->method->max_locals(); - - r_hi = jinfo->jregs->r_local[local]; - if (r_hi) { - r_lo = jinfo->jregs->r_local[local+1]; - if (r_lo) { - PUSH(jstack, r_hi); - PUSH(jstack, r_lo); - } else { - Thumb2_Spill(jinfo, 1, 0); - stackdepth -= jstack->depth; - if (jinfo->method->is_synchronized()) stackdepth += frame::interpreter_frame_monitor_size(); - PUSH(jstack, r_hi); - r_lo = PUSH(jstack, JSTACK_REG(jstack)); - load_local(jinfo, r_lo, local+1, stackdepth); - } - } else { - r_lo = jinfo->jregs->r_local[local+1]; - if (r_lo) { - Thumb2_Spill(jinfo, 1, 0); - stackdepth -= jstack->depth; - if (jinfo->method->is_synchronized()) stackdepth += frame::interpreter_frame_monitor_size(); - r_hi = PUSH(jstack, JSTACK_REG(jstack)); - load_local(jinfo, r_hi, local, stackdepth); - PUSH(jstack, r_lo); - } else { - Thumb2_Spill(jinfo, 2, 0); - stackdepth -= jstack->depth; - if (jinfo->method->is_synchronized()) stackdepth += frame::interpreter_frame_monitor_size(); - r_hi = PUSH(jstack, JSTACK_REG(jstack)); - r_lo = PUSH(jstack, JSTACK_REG(jstack)); - load_local(jinfo, r_hi, local, stackdepth); - load_local(jinfo, r_lo, local+1, stackdepth); - } - } -} - -void Thumb2_Store(Thumb2_Info *jinfo, int local, unsigned stackdepth) -{ - Thumb2_Stack *jstack = jinfo->jstack; - unsigned r, r_local; - int nlocals = jinfo->method->max_locals(); - - Thumb2_Fill(jinfo, 1); - stackdepth -= jstack->depth; - if (jinfo->method->is_synchronized()) stackdepth += frame::interpreter_frame_monitor_size(); - r = POP(jstack); - r_local = jinfo->jregs->r_local[local]; - if (r_local) { - Thumb2_Corrupt(jinfo, r_local, 0); - mov_reg(jinfo->codebuf, r_local, r); - } else { - store_local(jinfo, r, local, stackdepth); - } -} - -void Thumb2_StoreX2(Thumb2_Info *jinfo, int local, unsigned stackdepth) -{ - Thumb2_Stack *jstack = jinfo->jstack; - unsigned r_lo, r_hi; - unsigned r_local_lo, r_local_hi; - int nlocals = jinfo->method->max_locals(); - - Thumb2_Fill(jinfo, 2); - if (jinfo->method->is_synchronized()) stackdepth += frame::interpreter_frame_monitor_size(); - r_lo = POP(jstack); - r_hi = POP(jstack); - stackdepth -= 2; - - r_local_hi = jinfo->jregs->r_local[local]; - if (r_local_hi) { - Thumb2_Corrupt(jinfo, r_local_hi, 0); - mov_reg(jinfo->codebuf, r_local_hi, r_hi); - } else { - store_local(jinfo, r_hi, local, stackdepth-jstack->depth); - } - - r_local_lo = jinfo->jregs->r_local[local+1]; - if (r_local_lo) { - Thumb2_Corrupt(jinfo, r_local_lo, 0); - mov_reg(jinfo->codebuf, r_local_lo, r_lo); - } else { - store_local(jinfo, r_lo, local+1, stackdepth-jstack->depth); - } -} - -void Thumb2_Xaload(Thumb2_Info *jinfo, u32 opc) -{ - Thumb2_Stack *jstack = jinfo->jstack; - unsigned r_index, r_array, r_value; - unsigned op = opc - (unsigned)opc_iaload; - unsigned r_tmp; - - Thumb2_Fill(jinfo, 2); - r_index = POP(jstack); - r_array = POP(jstack); - Thumb2_Spill(jinfo, 1, 0); - r_tmp = Thumb2_Tmp(jinfo, (1<<r_array)|(1<<r_index)); - r_value = JSTACK_REG(jstack); - PUSH(jstack, r_value); - ldr_imm(jinfo->codebuf, r_tmp, r_array, 8, 1, 0); - chka(jinfo->codebuf, r_tmp, r_index); - if (opc == opc_baload) { - add_reg(jinfo->codebuf, r_tmp, r_array, r_index); - ldrsb_imm(jinfo->codebuf, r_value, r_tmp, 12, 1, 0); - } else if (opc == opc_caload) { - add_reg_shift(jinfo->codebuf, r_tmp, r_array, r_index, SHIFT_LSL, 1); - ldrh_imm(jinfo->codebuf, r_value, r_tmp, 12, 1, 0); - } else if (opc == opc_saload) { - add_reg_shift(jinfo->codebuf, r_tmp, r_array, r_index, SHIFT_LSL, 1); - ldrsh_imm(jinfo->codebuf, r_value, r_tmp, 12, 1, 0); - } else { - add_reg_shift(jinfo->codebuf, r_tmp, r_array, r_index, SHIFT_LSL, 2); - ldr_imm(jinfo->codebuf, r_value, r_tmp, 12, 1, 0); - } -} - -void Thumb2_X2aload(Thumb2_Info *jinfo) -{ - Thumb2_Stack *jstack = jinfo->jstack; - unsigned r_index, r_array, r_lo, r_hi; - unsigned r_tmp; - - Thumb2_Fill(jinfo, 2); - r_index = POP(jstack); - r_array = POP(jstack); - Thumb2_Spill(jinfo, 2, 0); - r_tmp = Thumb2_Tmp(jinfo, (1<<r_array)|(1<<r_index)); - r_hi = PUSH(jstack, JSTACK_REG(jstack)); - r_lo = PUSH(jstack, JSTACK_REG(jstack)); - ldr_imm(jinfo->codebuf, r_tmp, r_array, 8, 1, 0); - chka(jinfo->codebuf, r_tmp, r_index); - add_reg_shift(jinfo->codebuf, r_tmp, r_array, r_index, SHIFT_LSL, 3); - ldrd_imm(jinfo->codebuf, r_lo, r_hi, r_tmp, 16, 1, 0); -} - -void Thumb2_Xastore(Thumb2_Info *jinfo, u32 opc) -{ - Thumb2_Stack *jstack = jinfo->jstack; - unsigned r_value, r_index, r_array; - unsigned op = opc - (unsigned)opc_iastore; - unsigned r_tmp; - - Thumb2_Fill(jinfo, 3); - r_value = POP(jstack); - r_index = POP(jstack); - r_array = POP(jstack); - r_tmp = Thumb2_Tmp(jinfo, (1<<r_array)|(1<<r_index)|(1<<r_value)); - ldr_imm(jinfo->codebuf, r_tmp, r_array, 8, 1, 0); - chka(jinfo->codebuf, r_tmp, r_index); - if (opc == opc_bastore) { - add_reg(jinfo->codebuf, r_tmp, r_array, r_index); - strb_imm(jinfo->codebuf, r_value, r_tmp, 12, 1, 0); - } else if (opc == opc_castore || opc == opc_sastore) { - add_reg_shift(jinfo->codebuf, r_tmp, r_array, r_index, SHIFT_LSL, 1); - strh_imm(jinfo->codebuf, r_value, r_tmp, 12, 1, 0); - } else { - add_reg_shift(jinfo->codebuf, r_tmp, r_array, r_index, SHIFT_LSL, 2); - str_imm(jinfo->codebuf, r_value, r_tmp, 12, 1, 0); - } -} - -void Thumb2_X2astore(Thumb2_Info *jinfo) -{ - Thumb2_Stack *jstack = jinfo->jstack; - unsigned r_lo, r_hi, r_index, r_array; - unsigned r_tmp; - - Thumb2_Fill(jinfo, 4); - r_lo = POP(jstack); - r_hi = POP(jstack); - r_index = POP(jstack); - r_array = POP(jstack); - r_tmp = Thumb2_Tmp(jinfo, (1<<r_array)|(1<<r_index)|(1<<r_lo)|(1<<r_hi)); - ldr_imm(jinfo->codebuf, r_tmp, r_array, 8, 1, 0); - chka(jinfo->codebuf, r_tmp, r_index); - add_reg_shift(jinfo->codebuf, r_tmp, r_array, r_index, SHIFT_LSL, 3); - strd_imm(jinfo->codebuf, r_lo, r_hi, r_tmp, 16, 1, 0); -} - -void Thumb2_Pop(Thumb2_Info *jinfo, unsigned n) -{ - Thumb2_Stack *jstack = jinfo->jstack; - - while (n > 0 && jstack->depth > 0) { - POP(jstack); - n--; - } - if (n > 0) add_imm(jinfo->codebuf, Rstack, Rstack, n * 4); -} - -void Thumb2_Dup(Thumb2_Info *jinfo, unsigned n) -{ - Thumb2_Stack *jstack = jinfo->jstack; - unsigned *stack = jstack->stack; - unsigned depth; - unsigned i; - - Thumb2_Fill(jinfo, n+1); - depth = jstack->depth; - for (i = 0; i <= n; i++) - stack[depth-i] = stack[depth-i-1]; - stack[depth-n-1] = stack[depth]; - jstack->depth = depth + 1; -} - -void Thumb2_Dup2(Thumb2_Info *jinfo, unsigned n) -{ - Thumb2_Stack *jstack = jinfo->jstack; - unsigned *stack = jstack->stack; - unsigned depth; - unsigned i; - - Thumb2_Fill(jinfo, n+2); - depth = jstack->depth; - for (i = 0; i <= n+1; i++) - stack[depth-i+1] = stack[depth-i-1]; - stack[depth-n-1] = stack[depth+1]; - stack[depth-n-2] = stack[depth]; - jstack->depth = depth + 2; -} - -void Thumb2_Swap(Thumb2_Info *jinfo) -{ - Thumb2_Stack *jstack = jinfo->jstack; - - Thumb2_Fill(jinfo, 2); - SWAP(jstack); -} - -void Thumb2_iOp(Thumb2_Info *jinfo, u32 opc) -{ - Thumb2_Stack *jstack = jinfo->jstack; - unsigned r_lho, r_rho, r; - - Thumb2_Fill(jinfo, 2); - r_rho = POP(jstack); - r_lho = POP(jstack); - Thumb2_Spill(jinfo, 1, 0); - r = JSTACK_REG(jstack); - PUSH(jstack, r); - dop_reg(jinfo->codebuf, dOps[opc-opc_iadd], r, r_lho, r_rho, 0, 0); -} - -void Thumb2_iNeg(Thumb2_Info *jinfo, u32 opc) -{ - Thumb2_Stack *jstack = jinfo->jstack; - unsigned r_src, r; - - Thumb2_Fill(jinfo, 1); - r_src = POP(jstack); - Thumb2_Spill(jinfo, 1, 0); - r = JSTACK_REG(jstack); - PUSH(jstack, r); - rsb_imm(jinfo->codebuf, r, r_src, 0); -} - -void Thumb2_lNeg(Thumb2_Info *jinfo, u32 opc) -{ - Thumb2_Stack *jstack = jinfo->jstack; - unsigned r_lo, r_hi, r_res_lo, r_res_hi; - unsigned r_tmp; - - Thumb2_Fill(jinfo, 2); - r_lo = POP(jstack); - r_hi = POP(jstack); - Thumb2_Spill(jinfo, 1, 0); - r_res_hi = PUSH(jstack, JSTACK_REG(jstack)); - Thumb2_Spill(jinfo, 1, (1<<r_hi)); - r_res_lo = PUSH(jstack, JSTACK_PREFER(jstack, ~(1<<r_hi))); - JASSERT(r_res_lo != r_res_hi, "oops"); - JASSERT(r_res_lo != r_hi, "r_res_lo != r_hi"); - rsb_imm(jinfo->codebuf, r_res_lo, r_lo, 0); - r_tmp = Thumb2_Tmp(jinfo, (1<<r_hi)|(1<<r_res_lo)); - mov_imm(jinfo->codebuf, r_tmp, 0); - dop_reg(jinfo->codebuf, DP_SBC, r_res_hi, r_tmp, r_hi, SHIFT_LSL, 0); -} - -void Thumb2_fNeg(Thumb2_Info *jinfo, u32 opc) -{ - Thumb2_Stack *jstack = jinfo->jstack; - unsigned r, r_result; - - Thumb2_Fill(jinfo, 1); - r = POP(jstack); - Thumb2_Spill(jinfo, 1, 0); - r_result = PUSH(jstack, JSTACK_REG(jstack)); - eor_imm(jinfo->codebuf, r_result, r, 0x80000000); -} - -void Thumb2_dNeg(Thumb2_Info *jinfo, u32 opc) -{ - Thumb2_Stack *jstack = jinfo->jstack; - unsigned r_lo, r_hi, r_res_lo, r_res_hi; - - Thumb2_Fill(jinfo, 2); - r_lo = POP(jstack); - r_hi = POP(jstack); - Thumb2_Spill(jinfo, 1, 0); - r_res_hi = PUSH(jstack, JSTACK_REG(jstack)); - Thumb2_Spill(jinfo, 1, (1<<r_hi)); - r_res_lo = PUSH(jstack, JSTACK_PREFER(jstack, ~(1<<r_hi))); - JASSERT(r_res_lo != r_res_hi, "oops"); - JASSERT(r_res_lo != r_hi, "r_res_lo != r_hi"); - mov_reg(jinfo->codebuf, r_res_lo, r_lo); - eor_imm(jinfo->codebuf, r_res_hi, r_hi, 0x80000000); -} - -void Thumb2_lOp(Thumb2_Info *jinfo, u32 opc) -{ - Thumb2_Stack *jstack = jinfo->jstack; - unsigned res_lo, res_hi; - unsigned lho_lo, lho_hi; - unsigned rho_lo, rho_hi; - - Thumb2_Fill(jinfo, 4); - rho_lo = POP(jstack); - rho_hi = POP(jstack); - lho_lo = POP(jstack); - lho_hi = POP(jstack); - Thumb2_Spill(jinfo, 1, 0); - res_hi = PUSH(jstack, JSTACK_REG(jstack)); - Thumb2_Spill(jinfo, 1, (1<<lho_hi)|(1<<rho_hi)); - res_lo = PUSH(jstack, JSTACK_PREFER(jstack, ~((1<<lho_hi)|(1<<rho_hi)))); - JASSERT(res_lo != rho_hi && res_lo != lho_hi, "res_lo != rho_hi && res_lo != lho_hi"); - dop_reg(jinfo->codebuf, dOps[opc-opc_ladd], res_lo, lho_lo, rho_lo, SHIFT_LSL, 0); - dop_reg(jinfo->codebuf, dOps[opc-opc_ladd+1], res_hi, lho_hi, rho_hi, SHIFT_LSL, 0); -} - -void Thumb2_lmul(Thumb2_Info *jinfo) -{ - Thumb2_Stack *jstack = jinfo->jstack; - unsigned res_lo, res_hi; - unsigned lho_lo, lho_hi; - unsigned rho_lo, rho_hi; - unsigned r_tmp_lo, r_tmp_hi; - unsigned op_mask; - - Thumb2_Fill(jinfo, 4); - rho_lo = POP(jstack); - rho_hi = POP(jstack); - lho_lo = POP(jstack); - lho_hi = POP(jstack); - op_mask = (1<<rho_lo)|(1<<rho_hi)|(1<<lho_lo)|(1<<lho_hi); - Thumb2_Spill(jinfo, 2, 0); - res_hi = PUSH(jstack, JSTACK_PREFER(jstack, ~op_mask)); - res_lo = PUSH(jstack, JSTACK_PREFER(jstack, ~op_mask)); - r_tmp_lo = res_lo; - r_tmp_hi = res_hi; - if (op_mask & (1<<r_tmp_lo)) r_tmp_lo = Thumb2_Tmp(jinfo, op_mask); - if (op_mask & (1<<r_tmp_hi)) r_tmp_hi = Thumb2_Tmp(jinfo, op_mask|(1<<r_tmp_lo)); - umull(jinfo->codebuf, r_tmp_lo, r_tmp_hi, rho_lo, lho_lo); - mla(jinfo->codebuf, r_tmp_hi, rho_lo, lho_hi, r_tmp_hi); - mla(jinfo->codebuf, res_hi, rho_hi, lho_lo, r_tmp_hi); - mov_reg(jinfo->codebuf, res_lo, r_tmp_lo); -} - -void Thumb2_fOp(Thumb2_Info *jinfo, u32 opc) -{ - Thumb2_Stack *jstack = jinfo->jstack; - unsigned rho, lho, res; - - Thumb2_Fill(jinfo, 2); - rho = POP(jstack); - lho = POP(jstack); - Thumb2_Spill(jinfo, 1, 0); - res = PUSH(jstack, JSTACK_REG(jstack)); - vmov_reg_s_toVFP(jinfo->codebuf, VFP_S0, lho); - vmov_reg_s_toVFP(jinfo->codebuf, VFP_S1, rho); - vop_reg_s(jinfo->codebuf, dOps[opc-opc_iadd], VFP_S0, VFP_S0, VFP_S1); - vmov_reg_s_toARM(jinfo->codebuf, res, VFP_S0); -} - -void Thumb2_dOp(Thumb2_Info *jinfo, u32 opc) -{ - Thumb2_Stack *jstack = jinfo->jstack; - unsigned rho_lo, rho_hi, lho_lo, lho_hi, res_lo, res_hi; - - Thumb2_Fill(jinfo, 4); - rho_lo = POP(jstack); - rho_hi = POP(jstack); - lho_lo = POP(jstack); - lho_hi = POP(jstack); - Thumb2_Spill(jinfo, 2, 0); - res_hi = PUSH(jstack, JSTACK_REG(jstack)); - res_lo = PUSH(jstack, JSTACK_REG(jstack)); - vmov_reg_d_toVFP(jinfo->codebuf, VFP_D0, lho_lo, lho_hi); - vmov_reg_d_toVFP(jinfo->codebuf, VFP_D1, rho_lo, rho_hi); - vop_reg_d(jinfo->codebuf, dOps[opc-opc_iadd], VFP_D0, VFP_D0, VFP_D1); - vmov_reg_d_toARM(jinfo->codebuf, res_lo, res_hi, VFP_D0); -} - -void Thumb2_Handler(Thumb2_Info *jinfo, unsigned handler, unsigned opcode, unsigned bci) -{ - mov_imm(jinfo->codebuf, ARM_R0, opcode); - mov_imm(jinfo->codebuf, ARM_R1, bci); - mov_imm(jinfo->codebuf, ARM_IP, 0); - str_imm(jinfo->codebuf, ARM_IP, ARM_IP, 0, 1, 0); -// hbl(jinfo->codebuf, handler); -} - -void Thumb2_Debug(Thumb2_Info *jinfo, unsigned handler) -{ -#if 0 - Thumb2_Flush(jinfo); - bl(jinfo->codebuf, handlers[handler]); -#endif -} - -void Thumb2_codegen(Thumb2_Info *jinfo, unsigned start); - -int Thumb2_Branch(Thumb2_Info *jinfo, unsigned bci, unsigned cond) -{ - int offset = GET_JAVA_S2(jinfo->code_base + bci + 1); - unsigned dest_taken = bci + offset; - unsigned dest_not_taken = bci + 3; - unsigned loc; - - if (jinfo->bc_stackinfo[dest_taken] & BC_COMPILED) { - branch(jinfo->codebuf, cond, jinfo->bc_stackinfo[dest_taken] & ~BC_FLAGS_MASK); - return dest_not_taken; - } - loc = forward_32(jinfo->codebuf); - Thumb2_codegen(jinfo, dest_not_taken); - JASSERT(jinfo->bc_stackinfo[dest_taken] & BC_COMPILED, "dest in branch not compiled!!!"); - branch_patch(jinfo->codebuf, cond, loc, jinfo->bc_stackinfo[dest_taken] & ~BC_FLAGS_MASK); - return -1; -} - -int Thumb2_Goto(Thumb2_Info *jinfo, unsigned bci, int offset, int len) -{ - unsigned dest_taken = bci + offset; - unsigned dest_not_taken = bci + len; - unsigned loc; - - if (jinfo->bc_stackinfo[dest_taken] & BC_COMPILED) { - branch_uncond(jinfo->codebuf, jinfo->bc_stackinfo[dest_taken] & ~BC_FLAGS_MASK); - return dest_not_taken; - } - loc = forward_32(jinfo->codebuf); - Thumb2_codegen(jinfo, dest_not_taken); - JASSERT(jinfo->bc_stackinfo[dest_taken] & BC_COMPILED, "dest in goto not compiled!!!"); - branch_uncond_patch(jinfo->codebuf, loc, jinfo->bc_stackinfo[dest_taken] & ~BC_FLAGS_MASK); - return -1; -} - -void Thumb2_Return(Thumb2_Info *jinfo, unsigned opcode) -{ - Reg r_lo, r; - Thumb2_Stack *jstack = jinfo->jstack; - - if (0 /*jinfo->compiled_return*/) { - unsigned bci = jinfo->compiled_return; - - JASSERT(jinfo->bc_stackinfo[bci] & BC_COMPILED, "return not compiled"); - JASSERT(jinfo->code_base[bci] == opcode, "type of return changed"); - branch_uncond(jinfo->codebuf, jinfo->bc_stackinfo[bci] & ~BC_FLAGS_MASK); - return; - } - - if (jinfo->method->is_synchronized()) { - unsigned loc_success1, loc_success2, loc_failed, loc_retry, loc_exception; - unsigned loc_illegal_monitor_state; - Thumb2_Flush(jinfo); -// Thumb2_save_locals(jinfo); - // Free the monitor - // - // sub r1, Ristate, #8 - // ldr r2, [r1, #4] - // cbz r2, throw_illegal_monitor_state - // ldr r0, [r1, #0] - // mov r3, #0 - // str r3, [r1, #4] - // cbz r0, success - // retry: - // ldrex r3, [r2, #0] - // cmp r1, r3 - // bne failed - // strex r3, r0, [r2, #0] - // cbz r3, success - // b retry - // failed: - // str r2, [r1, #4] - // ... - // success: - // - // JAZ_V1 == tmp2 - // JAZ_V2 == tmp1 - sub_imm(jinfo->codebuf, ARM_R1, Ristate, frame::interpreter_frame_monitor_size()*wordSize); - ldr_imm(jinfo->codebuf, ARM_R2, ARM_R1, 4, 1, 0); - loc_illegal_monitor_state = forward_16(jinfo->codebuf); - ldr_imm(jinfo->codebuf, ARM_R0, ARM_R1, 0, 1, 0); - mov_imm(jinfo->codebuf, ARM_R3, 0); - str_imm(jinfo->codebuf, ARM_R3, ARM_R1, 4, 1, 0); - loc_success1 = forward_16(jinfo->codebuf); - loc_retry = out_loc(jinfo->codebuf); - ldrex_imm(jinfo->codebuf, ARM_R3, ARM_R2, 0); - cmp_reg(jinfo->codebuf, ARM_R1, ARM_R3); - loc_failed = forward_16(jinfo->codebuf); - strex_imm(jinfo->codebuf, ARM_R3, ARM_R0, ARM_R2, 0); - loc_success2 = forward_16(jinfo->codebuf); - branch_uncond(jinfo->codebuf, loc_retry); - bcc_patch(jinfo->codebuf, COND_NE, loc_failed); - cbz_patch(jinfo->codebuf, ARM_R2, loc_illegal_monitor_state); - str_imm(jinfo->codebuf, ARM_R2, ARM_R1, 4, 1, 0); - mov_imm(jinfo->codebuf, ARM_R0, 0+CONSTMETHOD_CODEOFFSET); - bl(jinfo->codebuf, handlers[H_SYNCHRONIZED_EXIT]); - loc_exception = forward_16(jinfo->codebuf); - bl(jinfo->codebuf, handlers[H_HANDLE_EXCEPTION]); - cbz_patch(jinfo->codebuf, ARM_R0, loc_exception); - cbz_patch(jinfo->codebuf, ARM_R0, loc_success1); - cbz_patch(jinfo->codebuf, ARM_R3, loc_success2); - } - - if (opcode != opc_return) { - if (opcode == opc_lreturn || opcode == opc_dreturn) { - Thumb2_Fill(jinfo, 2); - r_lo = POP(jstack); - r = POP(jstack); - } else { - Thumb2_Fill(jinfo, 1); - r = POP(jstack); - } - } - - mov_imm(jinfo->codebuf, ARM_LR, 0); - str_imm(jinfo->codebuf, ARM_LR, Rthread, THREAD_LAST_JAVA_SP, 1, 0); - ldr_imm(jinfo->codebuf, Rstack, Rthread, THREAD_TOP_ZERO_FRAME, 1, 0); - ldr_imm(jinfo->codebuf, ARM_LR, Rstack, 0, 1, 0); - - if (opcode == opc_return) { - add_imm(jinfo->codebuf, Rstack, Rstack, jinfo->method->max_locals() * sizeof(int) + 4); - } else { - if (opcode == opc_lreturn || opcode == opc_dreturn) { - str_imm(jinfo->codebuf, r, Rstack, jinfo->method->max_locals() * sizeof(int), 1, 0); - str_imm(jinfo->codebuf, r_lo, Rstack, jinfo->method->max_locals() * sizeof(int)-4, 1, 1); - } else - str_imm(jinfo->codebuf, r, Rstack, jinfo->method->max_locals() * sizeof(int), 1, 1); - } - -// sub_imm(jinfo->codebuf, Ristate, ARM_LR, ISTATE_NEXT_FRAME); - str_imm(jinfo->codebuf, ARM_LR, Rthread, THREAD_TOP_ZERO_FRAME, 1, 0); - str_imm(jinfo->codebuf, Rstack, Rthread, THREAD_JAVA_SP, 1, 0); - Thumb2_Debug(jinfo, H_DEBUG_METHODEXIT); -// enter_leave(jinfo->codebuf, 0); - ldm(jinfo->codebuf, C_REGSET + (1<<ARM_PC), ARM_SP, POP_FD, 1); -} - -#if 0 -void Thumb2_save_all_locals(Thumb2_Info *jinfo, unsigned stackdepth) -{ - int nlocals = jinfo->method->max_locals(); - int i; - - JASSERT(jinfo->jstack->depth == 0, "stack not empty"); - if (jinfo->method->is_synchronized()) stackdepth += frame::interpreter_frame_monitor_size(); - for (i = 0; i < nlocals; i++) { - Reg r = jinfo->jregs->r_local[i]; - if (r) { - store_local(jinfo, r, i, stackdepth); - } - } -} -#endif - -void Thumb2_save_locals(Thumb2_Info *jinfo, unsigned stackdepth) -{ - int nlocals = jinfo->method->max_locals(); - unsigned *locals_info = jinfo->locals_info; - int i; - - JASSERT(jinfo->jstack->depth == 0, "stack not empty"); - if (jinfo->method->is_synchronized()) stackdepth += frame::interpreter_frame_monitor_size(); - for (i = 0; i < nlocals; i++) { - Reg r = jinfo->jregs->r_local[i]; - if (r) { - if ((locals_info[i] & (1 << LOCAL_REF)) && (locals_info[i] & (1 << LOCAL_MODIFIED))) { - store_local(jinfo, r, i, stackdepth); - } - } - } -} - -void Thumb2_restore_locals(Thumb2_Info *jinfo, unsigned stackdepth) -{ - int nlocals = jinfo->method->max_locals(); - unsigned *locals_info = jinfo->locals_info; - int i; - - JASSERT(jinfo->jstack->depth == 0, "stack not empty"); - if (jinfo->method->is_synchronized()) stackdepth += frame::interpreter_frame_monitor_size(); - for (i = 0; i < nlocals; i++) { - Reg r = jinfo->jregs->r_local[i]; - if (r) { - if (locals_info[i] & (1<<LOCAL_REF)) { - load_local(jinfo, r, i, stackdepth); - } - } - } -} - -void Thumb2_invoke_save(Thumb2_Info *jinfo, unsigned stackdepth) -{ - int nlocals = jinfo->method->max_locals(); - unsigned *locals_info = jinfo->locals_info; - int i; - - JASSERT(jinfo->jstack->depth == 0, "stack not empty"); - if (jinfo->method->is_synchronized()) stackdepth += frame::interpreter_frame_monitor_size(); - for (i = 0; i < nlocals; i++) { - Reg r = jinfo->jregs->r_local[i]; - if (r) { - if (locals_info[i] & (1 << LOCAL_MODIFIED)) { - store_local(jinfo, r, i, stackdepth); - } - } - } -} - -void Thumb2_invoke_restore(Thumb2_Info *jinfo, unsigned stackdepth) -{ - int nlocals = jinfo->method->max_locals(); - unsigned *locals_info = jinfo->locals_info; - int i; - - JASSERT(jinfo->jstack->depth == 0, "stack not empty"); - if (jinfo->method->is_synchronized()) stackdepth += frame::interpreter_frame_monitor_size(); - for (i = 0; i < nlocals; i++) { - Reg r = jinfo->jregs->r_local[i]; - if (r) { - load_local(jinfo, r, i, stackdepth); - } - } -} - -void Thumb2_Exit(Thumb2_Info *jinfo, unsigned handler, unsigned bci, unsigned stackdepth) -{ - Thumb2_Flush(jinfo); - Thumb2_invoke_save(jinfo, stackdepth); - mov_imm(jinfo->codebuf, ARM_R0, bci+CONSTMETHOD_CODEOFFSET); - bl(jinfo->codebuf, handlers[handler]); -} - -void Thumb2_Jsr(Thumb2_Info *jinfo, unsigned bci, unsigned stackdepth) -{ - Thumb2_Exit(jinfo, H_JSR, bci, stackdepth); -} - -int Thumb2_Accessor(Thumb2_Info *jinfo) -{ - jubyte *code_base = jinfo->code_base; - constantPoolCacheOop cp = jinfo->method->constants()->cache(); - ConstantPoolCacheEntry* cache; - int index = GET_NATIVE_U2(code_base+2); - unsigned loc; - unsigned *bc_stackinfo = jinfo->bc_stackinfo; - - JASSERT(code_base[0] == opc_aload_0 || code_base[0] == opc_iaccess_0, "not an aload_0 in accessor"); - JASSERT(code_base[4] == opc_ireturn || code_base[4] == opc_areturn, "not an ireturn in accessor"); - cache = cp->entry_at(index); - if (!cache->is_resolved((Bytecodes::Code)opc_getfield)) return 0; - - TosState tos_type = cache->flag_state(); - int field_offset = cache->f2(); - - // Slow entry point - loc = forward_32(jinfo->codebuf); - out_32(jinfo->codebuf, 0); - out_32(jinfo->codebuf, 0); - - out_32(jinfo->codebuf, 0); // pointer to osr table - out_32(jinfo->codebuf, 0); // Space for exception_table pointer - out_32(jinfo->codebuf, 0); // next compiled method - - out_32(jinfo->codebuf, 0); // regusage - out_32(jinfo->codebuf, 0); - out_32(jinfo->codebuf, 0); - - // OSR entry point - mov_reg(jinfo->codebuf, ARM_PC, ARM_R0); - - out_align(jinfo->codebuf, CODE_ALIGN); - - // fast entry point - bc_stackinfo[0] = (bc_stackinfo[0] & BC_FLAGS_MASK) | (jinfo->codebuf->idx * 2) | BC_COMPILED; - branch_uncond_patch(jinfo->codebuf, loc, jinfo->codebuf->idx * 2); - ldr_imm(jinfo->codebuf, ARM_R1, ARM_R2, THREAD_JAVA_SP, 1, 0); - ldr_imm(jinfo->codebuf, ARM_R0, ARM_R1, 0, 1, 0); - if (tos_type == btos) - ldrsb_imm(jinfo->codebuf, ARM_R0, ARM_R0, field_offset, 1, 0); - else if (tos_type == ctos) - ldrh_imm(jinfo->codebuf, ARM_R0, ARM_R0, field_offset, 1, 0); - else if (tos_type == stos) - ldrsh_imm(jinfo->codebuf, ARM_R0, ARM_R0, field_offset, 1, 0); - else - ldr_imm(jinfo->codebuf, ARM_R0, ARM_R0, field_offset, 1, 0); - str_imm(jinfo->codebuf, ARM_R0, ARM_R1, 0, 1, 0); - mov_reg(jinfo->codebuf, ARM_PC, ARM_LR); - - return 1; -} - -void Thumb2_Enter(Thumb2_Info *jinfo) -{ - int parms = jinfo->method->size_of_parameters(); - int extra_locals = jinfo->method->max_locals() - parms; - unsigned *locals_info = jinfo->locals_info; - int i; - - // Slow entry point - callee save - // R0 = method - // R2 = thread - stm(jinfo->codebuf, I_REGSET + (1<<ARM_LR), ARM_SP, PUSH_FD, 1); - bl(jinfo->codebuf, out_pos(jinfo->codebuf) + CODE_ALIGN - 4); - ldm(jinfo->codebuf, I_REGSET + (1<<ARM_PC), ARM_SP, POP_FD, 1); - - out_32(jinfo->codebuf, 0); // Space for osr_table pointer - out_32(jinfo->codebuf, 0); // Space for exception_table pointer - out_32(jinfo->codebuf, 0); // Pointer to next method - - out_32(jinfo->codebuf, 0); // regusage - out_32(jinfo->codebuf, 0); - out_32(jinfo->codebuf, 0); - - // OSR entry point == Slow entry + 16 - caller save - // R0 = entry point within compiled method - // R1 = locals - THUMB2_MAXLOCALS * 4 - // R2 = thread - // R3 = locals - 31 * 4 - { - int nlocals = jinfo->method->max_locals(); - - for (i = 0; i < nlocals; i++) { - Reg r = jinfo->jregs->r_local[i]; - if (r) { - ldr_imm(jinfo->codebuf, r, - (i < 32) ? ARM_R3 : ARM_R1, - (i < 32) ? (31 - i) * 4 : (THUMB2_MAXLOCALS - i) * 4, - 1, 0); - } - } - mov_reg(jinfo->codebuf, Rthread, ARM_R2); - mov_reg(jinfo->codebuf, ARM_PC, ARM_R0); - } - - out_align(jinfo->codebuf, CODE_ALIGN); - - // Fast entry point == Slow entry + 64 - caller save - // R0 = method - // R2 = thread - stm(jinfo->codebuf, C_REGSET + (1<<ARM_LR), ARM_SP, PUSH_FD, 1); -// enter_leave(jinfo->codebuf, 1); - ldr_imm(jinfo->codebuf, Rstack, ARM_R2, THREAD_JAVA_SP, 1, 0); - Thumb2_Debug(jinfo, H_DEBUG_METHODENTRY); - { - unsigned stacksize; - - stacksize = (extra_locals + jinfo->method->max_stack()) * sizeof(int); - stacksize += FRAME_SIZE + STACK_SPARE; - if (!jinfo->is_leaf || stacksize > LEAF_STACK_SIZE) { - ldr_imm(jinfo->codebuf, ARM_R3, ARM_R2, THREAD_JAVA_STACK_BASE, 1, 0); - sub_imm(jinfo->codebuf, ARM_R1, Rstack, stacksize + LEAF_STACK_SIZE); - cmp_reg(jinfo->codebuf, ARM_R3, ARM_R1); - it(jinfo->codebuf, COND_CS, IT_MASK_T); - bl(jinfo->codebuf, handlers[H_STACK_OVERFLOW]); - } - } - mov_imm(jinfo->codebuf, ARM_R1, 0); - - if (extra_locals > 0) { - sub_imm(jinfo->codebuf, Rstack, Rstack, extra_locals * 4); - - for (i = 0; i < extra_locals; i++) { - unsigned linfo = locals_info[parms+i]; - if (linfo & (1<< LOCAL_REF) || ((linfo >> LOCAL_INT) & 0x1f) == 0) - str_imm(jinfo->codebuf, ARM_R1, Rstack, (extra_locals-1 - i) * 4, 1, 0); - } - } - - ldr_imm(jinfo->codebuf, ARM_IP, ARM_R0, METHOD_CONSTANTS, 1, 0); - - sub_imm(jinfo->codebuf, Ristate, Rstack, FRAME_SIZE); - - add_imm(jinfo->codebuf, Rlocals, Rstack, (jinfo->method->max_locals()-1) * sizeof(int)); - str_imm(jinfo->codebuf, Rlocals, Ristate, ISTATE_LOCALS, 1, 0); - - if (jinfo->method->is_synchronized()) { - sub_imm(jinfo->codebuf, Rstack, Ristate, frame::interpreter_frame_monitor_size()*wordSize); - if (jinfo->method->is_static()) { - ldr_imm(jinfo->codebuf, ARM_R3, ARM_IP, CONSTANTPOOL_POOL_HOLDER, 1, 0); - ldr_imm(jinfo->codebuf, JAZ_V1, ARM_R3, KLASS_PART+KLASS_JAVA_MIRROR, 1, 0); - } else { - ldr_imm(jinfo->codebuf, JAZ_V1, Rlocals, 0, 1, 0); - } - str_imm(jinfo->codebuf, JAZ_V1, Rstack, 4, 1, 0); - } else - mov_reg(jinfo->codebuf, Rstack, Ristate); - - str_imm(jinfo->codebuf, ARM_R1, Ristate, ISTATE_MSG, 1, 0); - str_imm(jinfo->codebuf, ARM_R1, Ristate, ISTATE_OOP_TEMP, 1, 0); - - sub_imm(jinfo->codebuf, ARM_R3, Rstack, jinfo->method->max_stack() * sizeof(int)); - str_imm(jinfo->codebuf, ARM_R3, ARM_R2, THREAD_JAVA_SP, 1, 0); - - str_imm(jinfo->codebuf, Rstack, Ristate, ISTATE_STACK_BASE, 1, 0); - - sub_imm(jinfo->codebuf, ARM_R3, ARM_R3, 4); - str_imm(jinfo->codebuf, ARM_R3, Ristate, ISTATE_STACK_LIMIT, 1, 0); - - ldr_imm(jinfo->codebuf, ARM_R3, ARM_R2, THREAD_TOP_ZERO_FRAME, 1, 0); - str_imm(jinfo->codebuf, ARM_R3, Ristate, ISTATE_NEXT_FRAME, 1, 0); - - mov_imm(jinfo->codebuf, ARM_R3, INTERPRETER_FRAME); - str_imm(jinfo->codebuf, ARM_R3, Ristate, ISTATE_FRAME_TYPE, 1, 0); - - str_imm(jinfo->codebuf, Ristate, Ristate, ISTATE_MONITOR_BASE, 1, 0); - - add_imm(jinfo->codebuf, ARM_R3, Ristate, ISTATE_NEXT_FRAME); - str_imm(jinfo->codebuf, ARM_R3, ARM_R2, THREAD_TOP_ZERO_FRAME, 1, 0); - str_imm(jinfo->codebuf, ARM_R3, ARM_R2, THREAD_LAST_JAVA_SP, 1, 0); - - ldr_imm(jinfo->codebuf, ARM_R3, ARM_IP, CONSTANTPOOL_CACHE, 1, 0); - str_imm(jinfo->codebuf, ARM_R3, Ristate, ISTATE_CONSTANTS, 1, 0); - - str_imm(jinfo->codebuf, ARM_R2, Ristate, ISTATE_THREAD, 1, 0); - str_imm(jinfo->codebuf, ARM_R0, Ristate, ISTATE_METHOD, 1, 0); - - mov_reg(jinfo->codebuf, Rthread, ARM_R2); - - if (jinfo->method->is_synchronized()) { - unsigned loc_retry, loc_failed, loc_success, loc_exception; - - // JAZ_V1 == monitor object - // - // Try to acquire the monitor. Seems very sub-optimal - // ldr r3, [JAZ_V1, #0] - // sub r1, Ristate, #8 - // orr r3, r3, #1 - // str r3, [r1, #0] - // retry: - // ldrex r0, [JAZ_V1, #0] - // cmp r3, r0 - // bne failed - // strex r0, r1, [JAZ_V1, #0] - // cbz r0, success - // b retry - // failed: - // <failed - someone else has the monitor - must yield> - // success: - // <success - acquired the monitor> - // - ldr_imm(jinfo->codebuf, ARM_R3, JAZ_V1, 0, 1, 0); - sub_imm(jinfo->codebuf, ARM_R1, Ristate, frame::interpreter_frame_monitor_size()*wordSize); - orr_imm(jinfo->codebuf, ARM_R3, ARM_R3, 1); - str_imm(jinfo->codebuf, ARM_R3, ARM_R1, 0, 1, 0); - loc_retry = out_loc(jinfo->codebuf); -// retry: - ldrex_imm(jinfo->codebuf, ARM_R0, JAZ_V1, 0); - cmp_reg(jinfo->codebuf, ARM_R3, ARM_R0); - loc_failed = forward_16(jinfo->codebuf); - strex_imm(jinfo->codebuf, ARM_R0, ARM_R1, JAZ_V1, 0); - loc_success = forward_16(jinfo->codebuf); - branch_uncond(jinfo->codebuf, loc_retry); - bcc_patch(jinfo->codebuf, COND_NE, loc_failed); -// failed: - mov_imm(jinfo->codebuf, ARM_R0, 0+CONSTMETHOD_CODEOFFSET); - bl(jinfo->codebuf, handlers[H_SYNCHRONIZED_ENTER]); - loc_exception = forward_16(jinfo->codebuf); - bl(jinfo->codebuf, handlers[H_HANDLE_EXCEPTION_NO_REGS]); - cbz_patch(jinfo->codebuf, ARM_R0, loc_exception); - cbz_patch(jinfo->codebuf, ARM_R0, loc_success); -// mov_imm(jinfo->codebuf, ARM_R0, 0+CONSTMETHOD_CODEOFFSET); -// bl(jinfo->codebuf, handlers[H_MONITOR]); -// success: - - } - - { - int nlocals = jinfo->method->max_locals(); - - for (i = 0; i < nlocals; i++) { - Reg r = jinfo->jregs->r_local[i]; - if (r) { - unsigned stackdepth = 0; - if (jinfo->method->is_synchronized()) stackdepth += frame::interpreter_frame_monitor_size(); - if (i < parms || (locals_info[i] & (1<<LOCAL_REF))) { - load_local(jinfo, r, i, stackdepth); - } - } - } - } -} - -unsigned opcode2handler[] = { - H_IDIV, - H_LDIV, - 0, 0, // fdiv, ddiv - H_IREM, - H_LREM, - H_FREM, - H_DREM, - 0, 0, 0, 0, // ineg, lneg, fneg, dneg - 0, 0, 0, 0, 0, 0, // shifts - 0, 0, 0, 0, 0, 0, // and, or, xor - 0, // iinc - 0, // i2l - H_I2F, - H_I2D, - 0, // l2i - H_L2F, - H_L2D, - H_F2I, - H_F2L, - H_F2D, - H_D2I, - H_D2L, - H_D2F, -}; - -#define OPCODE2HANDLER(opc) (handlers[opcode2handler[(opc)-opc_idiv]]) - -extern "C" void _ZN18InterpreterRuntime18register_finalizerEP10JavaThreadP7oopDesc(void); - -void Thumb2_codegen(Thumb2_Info *jinfo, unsigned start) -{ - unsigned code_size = jinfo->code_size; - jubyte *code_base = jinfo->code_base; - unsigned *bc_stackinfo = jinfo->bc_stackinfo; - CodeBuf *codebuf = jinfo->codebuf; - Thumb2_Stack *jstack = jinfo->jstack; - unsigned bci; - unsigned opcode; - unsigned stackinfo; - int len; - unsigned stackdepth; - - for (bci = start; bci < code_size; ) { -#ifdef T2EE_PRINT_DISASS - unsigned start_idx = jinfo->codebuf->idx; - if (start_bci[start_idx] == -1) start_bci[start_idx] = bci; -#endif - opcode = code_base[bci]; - stackinfo = bc_stackinfo[bci]; - - if (stackinfo & BC_BRANCH_TARGET) Thumb2_Flush(jinfo); - JASSERT(!(stackinfo & BC_COMPILED), "code already compiled for this bytecode?"); - stackdepth = stackinfo & ~BC_FLAGS_MASK; - bc_stackinfo[bci] = (stackinfo & BC_FLAGS_MASK) | (codebuf->idx * 2) | BC_COMPILED; - - if (opcode > OPC_LAST_JAVA_OP && opcode != opc_return_register_finalizer) { - if (Bytecodes::is_defined((Bytecodes::Code)opcode)) - opcode = (unsigned)Bytecodes::java_code((Bytecodes::Code)opcode); - } - - len = Bytecodes::length_for((Bytecodes::Code)opcode); - if (len <= 0) len = Bytecodes::special_length_at((address)(code_base+bci), (address)(code_base+code_size)); - - if (IS_DEAD(stackinfo) || IS_ZOMBIE(stackinfo)) { - unsigned zlen = 0; -#ifdef T2EE_PRINT_DISASS - unsigned start_bci = bci; -#endif - - Thumb2_Exit(jinfo, H_ZOMBIE, bci, stackdepth); - do { - zlen += len; - bci += len; - if (bci >= code_size) break; - opcode = code_base[bci]; - stackinfo = bc_stackinfo[bci]; - - if (stackinfo & BC_BRANCH_TARGET) break; - if (!(IS_DEAD(stackinfo) || IS_ZOMBIE(stackinfo))) break; - - bc_stackinfo[bci] = (stackinfo & BC_FLAGS_MASK) | (codebuf->idx * 2); - - if (opcode > OPC_LAST_JAVA_OP) { - if (Bytecodes::is_defined((Bytecodes::Code)opcode)) - opcode = (unsigned)Bytecodes::java_code((Bytecodes::Code)opcode); - } - - len = Bytecodes::length_for((Bytecodes::Code)opcode); - if (len <= 0) len = Bytecodes::special_length_at((address)(code_base+bci), (address)(code_base+code_size)); - - } while (1); -#ifdef T2EE_PRINT_DISASS - end_bci[start_idx] = start_bci + zlen; -#endif - jinfo->zombie_bytes += zlen; - continue; - } - -#if 0 - if (bci >= 2620) { - unsigned zlen = 0; -#ifdef T2EE_PRINT_DISASS - unsigned start_bci = bci; -#endif - - Thumb2_Exit(jinfo, H_ZOMBIE, bci, stackdepth); - do { - zlen += len; - bci += len; - if (bci >= code_size) break; - opcode = code_base[bci]; - stackinfo = bc_stackinfo[bci]; - - if (stackinfo & BC_BRANCH_TARGET) break; - - if (opcode > OPC_LAST_JAVA_OP) { - if (Bytecodes::is_defined((Bytecodes::Code)opcode)) - opcode = (unsigned)Bytecodes::java_code((Bytecodes::Code)opcode); - } - - len = Bytecodes::length_for((Bytecodes::Code)opcode); - if (len <= 0) len = Bytecodes::special_length_at((address)(code_base+bci), (address)(code_base+code_size)); - - } while (1); -#ifdef T2EE_PRINT_DISASS - end_bci[start_idx] = start_bci + zlen; -#endif - jinfo->zombie_bytes += zlen; - continue; - } -#endif - -#ifdef T2EE_PRINT_DISASS - end_bci[start_idx] = bci + len; -#endif - - switch (opcode) { - case opc_nop: - break; - case opc_aconst_null: - len += Thumb2_Imm(jinfo, 0, bci+1); - break; - case opc_iconst_m1: - case opc_iconst_0: - case opc_iconst_1: - case opc_iconst_2: - case opc_iconst_3: - case opc_iconst_4: - case opc_iconst_5: - len += Thumb2_Imm(jinfo, opcode - (unsigned)opc_iconst_0, bci+1); - break; - case opc_lconst_0: - case opc_lconst_1: - Thumb2_ImmX2(jinfo, opcode - (unsigned)opc_lconst_0, 0); - break; - case opc_fconst_0: - case opc_fconst_1: - case opc_fconst_2: { - unsigned v = 0; - if (opcode == (unsigned)opc_fconst_1) v = 0x3f800000; - if (opcode == (unsigned)opc_fconst_2) v = 0x40000000; - len += Thumb2_Imm(jinfo, v, bci+1); - break; - } - case opc_dconst_0: - case opc_dconst_1: { - unsigned v_hi = 0; - if (opcode == (unsigned)opc_dconst_1) v_hi = 0x3ff00000; - Thumb2_ImmX2(jinfo, 0, v_hi); - break; - } - case opc_bipush: - len += Thumb2_Imm(jinfo, GET_JAVA_S1(code_base+bci+1), bci+2); - break; - case opc_sipush: - len += Thumb2_Imm(jinfo, GET_JAVA_S2(code_base+bci+1), bci+3); - break; - case opc_ldc: - case opc_ldc_w: - case opc_ldc2_w: { - unsigned index = (opcode == (unsigned)opc_ldc) ? - code_base[bci+1] : GET_JAVA_U2(code_base+bci+1); - constantPoolOop constants = jinfo->method->constants(); - unsigned v; - - switch (v = constants->tag_at(index).value()) { - case JVM_CONSTANT_Integer: - case JVM_CONSTANT_Float: - v = (unsigned)constants->int_at(index); - len += Thumb2_Imm(jinfo, v, bci+len); - break; -#if 0 - case JVM_CONSTANT_String: - v = (unsigned)constants->resolved_string_at(index); - len += Thumb2_Imm(jinfo, v, bci+len); - break; - case JVM_CONSTANT_Class: - v = (unsigned)constants->resolved_klass_at(index)->klass_part()->java_mirror(); - len += Thumb2_Imm(jinfo, v, bci+len); - break; -#endif - case JVM_CONSTANT_Long: - case JVM_CONSTANT_Double: { - unsigned long long v; - v = constants->long_at(index); - Thumb2_ImmX2(jinfo, v & 0xffffffff, v >> 32); - break; - } - case JVM_CONSTANT_Class: - case JVM_CONSTANT_String: { - Reg r; - Thumb2_Spill(jinfo, 1, 0); - r = JSTACK_REG(jstack); - PUSH(jstack, r); - ldr_imm(jinfo->codebuf, r, Ristate, ISTATE_METHOD, 1, 0); - ldr_imm(jinfo->codebuf, r, r, METHOD_CONSTANTS, 1, 0); - ldr_imm(jinfo->codebuf, r, r, CONSTANTPOOL_BASE + (index << 2), 1, 0); - if (v == JVM_CONSTANT_Class) - ldr_imm(jinfo->codebuf, r, r, KLASS_PART+KLASS_JAVA_MIRROR, 1, 0); - break; - } - default: - unsigned loc; - - JASSERT(opcode != opc_ldc2_w, "ldc2_w unresolved?"); - Thumb2_Flush(jinfo); - mov_imm(jinfo->codebuf, ARM_R0, bci+CONSTMETHOD_CODEOFFSET); - Thumb2_save_locals(jinfo, stackdepth); - mov_imm(jinfo->codebuf, ARM_R1, opcode != opc_ldc); - bl(jinfo->codebuf, handlers[H_LDC]); - Thumb2_restore_locals(jinfo, stackdepth); - ldr_imm(jinfo->codebuf, ARM_R0, Rthread, THREAD_VM_RESULT, 1, 0); - mov_imm(jinfo->codebuf, ARM_R2, 0); - str_imm(jinfo->codebuf, ARM_R2, Rthread, THREAD_VM_RESULT, 1, 0); - loc = forward_16(jinfo->codebuf); - bl(jinfo->codebuf, handlers[H_HANDLE_EXCEPTION]); - cbnz_patch(jinfo->codebuf, ARM_R0, loc); - PUSH(jstack, ARM_R0); - break; - } - break; - } - - case opc_iload: - case opc_fload: - case opc_aload: - Thumb2_Load(jinfo, code_base[bci+1], stackdepth); - break; - case opc_lload: - case opc_dload: - Thumb2_LoadX2(jinfo, code_base[bci+1], stackdepth); - break; - case opc_iload_0: - case opc_iload_1: - case opc_iload_2: - case opc_iload_3: - case opc_fload_0: - case opc_fload_1: - case opc_fload_2: - case opc_fload_3: - case opc_aload_0: - case opc_aload_1: - case opc_aload_2: - case opc_aload_3: - Thumb2_Load(jinfo, (opcode - opc_iload_0) & 3, stackdepth); - break; - case opc_lload_0: - case opc_lload_1: - case opc_lload_2: - case opc_lload_3: - case opc_dload_0: - case opc_dload_1: - case opc_dload_2: - case opc_dload_3: - Thumb2_LoadX2(jinfo, (opcode - opc_iload_0) & 3, stackdepth); - break; - case opc_iaload: - case opc_faload: - case opc_aaload: - case opc_baload: - case opc_caload: - case opc_saload: - Thumb2_Xaload(jinfo, opcode); - break; - case opc_laload: - case opc_daload: - Thumb2_X2aload(jinfo); - break; - case opc_istore: - case opc_fstore: - case opc_astore: - Thumb2_Store(jinfo, code_base[bci+1], stackdepth); - break; - case opc_lstore: - case opc_dstore: - Thumb2_StoreX2(jinfo, code_base[bci+1], stackdepth); - break; - case opc_istore_0: - case opc_istore_1: - case opc_istore_2: - case opc_istore_3: - case opc_fstore_0: - case opc_fstore_1: - case opc_fstore_2: - case opc_fstore_3: - case opc_astore_0: - case opc_astore_1: - case opc_astore_2: - case opc_astore_3: - Thumb2_Store(jinfo, (opcode - opc_istore_0) & 3, stackdepth); - break; - case opc_lstore_0: - case opc_lstore_1: - case opc_lstore_2: - case opc_lstore_3: - case opc_dstore_0: - case opc_dstore_1: - case opc_dstore_2: - case opc_dstore_3: - Thumb2_StoreX2(jinfo, (opcode - opc_istore_0) & 3, stackdepth); - break; - case opc_iastore: - case opc_fastore: - case opc_bastore: - case opc_castore: - case opc_sastore: - Thumb2_Xastore(jinfo, opcode); - break; - case opc_lastore: - case opc_dastore: - Thumb2_X2astore(jinfo); - break; - - case opc_pop: - case opc_pop2: - Thumb2_Pop(jinfo, opcode - opc_pop + 1); - break; - - case opc_dup: - case opc_dup_x1: - case opc_dup_x2: - Thumb2_Dup(jinfo, opcode - opc_dup); - break; - - case opc_dup2: - case opc_dup2_x1: - case opc_dup2_x2: - Thumb2_Dup2(jinfo, opcode - opc_dup2); - break; - - case opc_swap: - Thumb2_Swap(jinfo); - break; - - case opc_iadd: - case opc_isub: - case opc_imul: - case opc_ishl: - case opc_ishr: - case opc_iushr: - case opc_iand: - case opc_ior: - case opc_ixor: - Thumb2_iOp(jinfo, opcode); - break; - - case opc_ladd: - case opc_lsub: - case opc_land: - case opc_lor: - case opc_lxor: - Thumb2_lOp(jinfo, opcode); - break; - - case opc_lshl: { - Reg lho_lo, lho_hi, res_lo, res_hi, shift; - unsigned loc1, loc2; - - Thumb2_Fill(jinfo, 3); - shift = POP(jstack); - lho_lo = POP(jstack); - lho_hi = POP(jstack); - Thumb2_Spill(jinfo, 2, (1<<lho_lo)|(1<<lho_hi)); - res_hi = PUSH(jstack, JSTACK_PREFER(jstack, ~((1<<lho_lo)|(1<<lho_hi)))); - res_lo = PUSH(jstack, JSTACK_PREFER(jstack, ~((1<<lho_lo)|(1<<lho_hi)))); - JASSERT(res_lo != lho_lo && res_lo != lho_hi, "Spill failed"); - JASSERT(res_hi != lho_lo && res_hi != lho_hi, "Spill failed"); - and_imm(jinfo->codebuf, ARM_IP, shift, 31); - tst_imm(jinfo->codebuf, shift, 32); - loc1 = forward_16(jinfo->codebuf); - mov_imm(jinfo->codebuf, res_lo, 0); - dop_reg(jinfo->codebuf, DP_LSL, res_hi, lho_lo, ARM_IP, SHIFT_LSL, 0); - loc2 = forward_16(jinfo->codebuf); - bcc_patch(jinfo->codebuf, COND_EQ, loc1); - dop_reg(jinfo->codebuf, DP_LSL, res_lo, lho_lo, ARM_IP, SHIFT_LSL, 0); - dop_reg(jinfo->codebuf, DP_LSL, res_hi, lho_hi, ARM_IP, SHIFT_LSL, 0); - rsb_imm(jinfo->codebuf, ARM_IP, ARM_IP, 32); - dop_reg(jinfo->codebuf, DP_LSR, ARM_IP, lho_lo, ARM_IP, SHIFT_LSL, 0); - dop_reg(jinfo->codebuf, DP_ORR, res_hi, res_hi, ARM_IP, SHIFT_LSL, 0); - branch_narrow_patch(jinfo->codebuf, loc2); - break; - } - - case opc_lushr: { - Reg lho_lo, lho_hi, res_lo, res_hi, shift; - unsigned loc1, loc2; - - Thumb2_Fill(jinfo, 3); - shift = POP(jstack); - lho_lo = POP(jstack); - lho_hi = POP(jstack); - Thumb2_Spill(jinfo, 2, (1<<lho_lo)|(1<<lho_hi)); - res_hi = PUSH(jstack, JSTACK_PREFER(jstack, ~((1<<lho_lo)|(1<<lho_hi)))); - res_lo = PUSH(jstack, JSTACK_PREFER(jstack, ~((1<<lho_lo)|(1<<lho_hi)))); - JASSERT(res_lo != lho_lo && res_lo != lho_hi, "Spill failed"); - JASSERT(res_hi != lho_lo && res_hi != lho_hi, "Spill failed"); - and_imm(jinfo->codebuf, ARM_IP, shift, 31); - tst_imm(jinfo->codebuf, shift, 32); - loc1 = forward_16(jinfo->codebuf); - mov_imm(jinfo->codebuf, res_hi, 0); - dop_reg(jinfo->codebuf, DP_LSR, res_lo, lho_hi, ARM_IP, SHIFT_LSL, 0); - loc2 = forward_16(jinfo->codebuf); - bcc_patch(jinfo->codebuf, COND_EQ, loc1); - dop_reg(jinfo->codebuf, DP_LSR, res_hi, lho_hi, ARM_IP, SHIFT_LSL, 0); - dop_reg(jinfo->codebuf, DP_LSR, res_lo, lho_lo, ARM_IP, SHIFT_LSL, 0); - rsb_imm(jinfo->codebuf, ARM_IP, ARM_IP, 32); - dop_reg(jinfo->codebuf, DP_LSL, ARM_IP, lho_hi, ARM_IP, SHIFT_LSL, 0); - dop_reg(jinfo->codebuf, DP_ORR, res_lo, res_lo, ARM_IP, SHIFT_LSL, 0); - branch_narrow_patch(jinfo->codebuf, loc2); - break; - } - - case opc_lshr: { - Reg lho_lo, lho_hi, res_lo, res_hi, shift; - unsigned loc1, loc2; - - Thumb2_Fill(jinfo, 3); - shift = POP(jstack); - lho_lo = POP(jstack); - lho_hi = POP(jstack); - Thumb2_Spill(jinfo, 2, (1<<lho_lo)|(1<<lho_hi)); - res_hi = PUSH(jstack, JSTACK_PREFER(jstack, ~((1<<lho_lo)|(1<<lho_hi)))); - res_lo = PUSH(jstack, JSTACK_PREFER(jstack, ~((1<<lho_lo)|(1<<lho_hi)))); - JASSERT(res_lo != lho_lo && res_lo != lho_hi, "Spill failed"); - JASSERT(res_hi != lho_lo && res_hi != lho_hi, "Spill failed"); - and_imm(jinfo->codebuf, ARM_IP, shift, 31); - tst_imm(jinfo->codebuf, shift, 32); - loc1 = forward_16(jinfo->codebuf); - asr_imm(jinfo->codebuf, res_hi, lho_hi, 31); - dop_reg(jinfo->codebuf, DP_ASR, res_lo, lho_hi, ARM_IP, SHIFT_LSL, 0); - loc2 = forward_16(jinfo->codebuf); - bcc_patch(jinfo->codebuf, COND_EQ, loc1); - dop_reg(jinfo->codebuf, DP_ASR, res_hi, lho_hi, ARM_IP, SHIFT_LSL, 0); - dop_reg(jinfo->codebuf, DP_LSR, res_lo, lho_lo, ARM_IP, SHIFT_LSL, 0); - rsb_imm(jinfo->codebuf, ARM_IP, ARM_IP, 32); - dop_reg(jinfo->codebuf, DP_LSL, ARM_IP, lho_hi, ARM_IP, SHIFT_LSL, 0); - dop_reg(jinfo->codebuf, DP_ORR, res_lo, res_lo, ARM_IP, SHIFT_LSL, 0); - branch_narrow_patch(jinfo->codebuf, loc2); - break; - } - - case opc_lmul: - Thumb2_lmul(jinfo); - break; - - case opc_fadd: - case opc_fsub: - case opc_fmul: - case opc_fdiv: - Thumb2_fOp(jinfo, opcode); - break; - - case opc_dadd: - case opc_dsub: - case opc_dmul: - case opc_ddiv: - Thumb2_dOp(jinfo, opcode); - break; - - case opc_fcmpl: - case opc_fcmpg: { - Thumb2_Stack *jstack = jinfo->jstack; - unsigned rho, lho, res; - unsigned loc1, loc2, loc_ne; - - Thumb2_Fill(jinfo, 2); - rho = POP(jstack); - lho = POP(jstack); - Thumb2_Spill(jinfo, 1, 0); - res = PUSH(jstack, JSTACK_REG(jstack)); - vmov_reg_s_toVFP(jinfo->codebuf, VFP_S0, lho); - vmov_reg_s_toVFP(jinfo->codebuf, VFP_S1, rho); - vcmp_reg_s(jinfo->codebuf, VFP_S0, VFP_S1, 1); - mov_imm(jinfo->codebuf, res, opcode == opc_fcmpl ? 1 : -1); - vmrs(jinfo->codebuf, ARM_PC); - loc1 = forward_16(jinfo->codebuf); - dop_imm_preserve(jinfo->codebuf, DP_RSB, res, res, 0); - loc2 = forward_16(jinfo->codebuf); - vcmp_reg_s(jinfo->codebuf, VFP_S0, VFP_S1, 0); - loc_ne = forward_16(jinfo->codebuf); - mov_imm(jinfo->codebuf, res, 0); - bcc_patch(jinfo->codebuf, opcode == opc_fcmpl ? COND_GT : COND_MI, loc1); - bcc_patch(jinfo->codebuf, opcode == opc_fcmpl ? COND_MI : COND_GT, loc2); - bcc_patch(jinfo->codebuf, COND_NE, loc_ne); - break; - } - - case opc_dcmpl: - case opc_dcmpg: { - Thumb2_Stack *jstack = jinfo->jstack; - unsigned rho_lo, rho_hi, lho_lo, lho_hi, res; - unsigned loc1, loc2, loc_ne; - - Thumb2_Fill(jinfo, 4); - rho_lo = POP(jstack); - rho_hi = POP(jstack); - lho_lo = POP(jstack); - lho_hi = POP(jstack); - Thumb2_Spill(jinfo, 1, 0); - res = PUSH(jstack, JSTACK_REG(jstack)); - vmov_reg_d_toVFP(jinfo->codebuf, VFP_S0, lho_lo, lho_hi); - vmov_reg_d_toVFP(jinfo->codebuf, VFP_S1, rho_lo, rho_hi); - vcmp_reg_d(jinfo->codebuf, VFP_S0, VFP_S1, 1); - mov_imm(jinfo->codebuf, res, opcode == opc_dcmpl ? 1 : -1); - vmrs(jinfo->codebuf, ARM_PC); - loc1 = forward_16(jinfo->codebuf); - dop_imm_preserve(jinfo->codebuf, DP_RSB, res, res, 0); - loc2 = forward_16(jinfo->codebuf); - vcmp_reg_d(jinfo->codebuf, VFP_S0, VFP_S1, 0); - loc_ne = forward_16(jinfo->codebuf); - mov_imm(jinfo->codebuf, res, 0); - bcc_patch(jinfo->codebuf, opcode == opc_dcmpl ? COND_GT : COND_MI, loc1); - bcc_patch(jinfo->codebuf, opcode == opc_dcmpl ? COND_MI : COND_GT, loc2); - bcc_patch(jinfo->codebuf, COND_NE, loc_ne); - break; - } - - case opc_drem: - case opc_lrem: - case opc_ldiv: { - Reg src[4], dst[4]; - - Thumb2_Fill(jinfo, 4); - src[2] = POP(jstack); - src[3] = POP(jstack); - src[0] = POP(jstack); - src[1] = POP(jstack); - Thumb2_Flush(jinfo); - dst[0] = ARM_R0; - dst[1] = ARM_R1; - dst[2] = ARM_R2; - dst[3] = ARM_R3; - mov_multiple(jinfo->codebuf, dst, src, 4); - bl(jinfo->codebuf, OPCODE2HANDLER(opcode)); - if (opcode != opc_lrem) { - PUSH(jstack, ARM_R1); - PUSH(jstack, ARM_R0); - } else { - PUSH(jstack, ARM_R3); - PUSH(jstack, ARM_R2); - } - break; - } - - case opc_frem: - case opc_idiv: - case opc_irem: { - Reg r_rho, r_lho; - - Thumb2_Fill(jinfo, 2); - r_rho = POP(jstack); - r_lho = POP(jstack); - Thumb2_Flush(jinfo); - if (r_rho == ARM_R0) { - if (r_lho == ARM_R1) { - mov_reg(jinfo->codebuf, ARM_IP, r_rho); - mov_reg(jinfo->codebuf, ARM_R0, r_lho); - mov_reg(jinfo->codebuf, ARM_R1, ARM_IP); - } else { - mov_reg(jinfo->codebuf, ARM_R1, r_rho); - mov_reg(jinfo->codebuf, ARM_R0, r_lho); - } - } else { - mov_reg(jinfo->codebuf, ARM_R0, r_lho); - mov_reg(jinfo->codebuf, ARM_R1, r_rho); - } -#if 1 - if (opcode == opc_frem) - bl(jinfo->codebuf, OPCODE2HANDLER(opcode)); - else - blx(jinfo->codebuf, OPCODE2HANDLER(opcode)); -#else - bl(jinfo->codebuf, OPCODE2HANDLER(opcode)); -#endif - PUSH(jstack, ARM_R0); - break; - } - - case opc_f2i: - case opc_i2f: { - Reg r; - - Thumb2_Fill(jinfo, 1); - r = POP(jstack); - Thumb2_Flush(jinfo); - mov_reg(jinfo->codebuf, ARM_R0, r); - bl(jinfo->codebuf, OPCODE2HANDLER(opcode)); - PUSH(jstack, ARM_R0); - break; - } - - case opc_f2d: - case opc_f2l: - case opc_i2d: { - Reg r; - - Thumb2_Fill(jinfo, 1); - r = POP(jstack); - Thumb2_Flush(jinfo); - mov_reg(jinfo->codebuf, ARM_R0, r); - bl(jinfo->codebuf, OPCODE2HANDLER(opcode)); - PUSH(jstack, ARM_R1); - PUSH(jstack, ARM_R0); - break; - } - - case opc_d2f: - case opc_d2i: - case opc_l2d: - case opc_d2l: - case opc_l2f: { - Reg lo, hi; - - Thumb2_Fill(jinfo, 2); - lo = POP(jstack); - hi = POP(jstack); - Thumb2_Flush(jinfo); - if (hi == ARM_R0) { - if (lo == ARM_R1) { - mov_reg(jinfo->codebuf, ARM_IP, hi); - mov_reg(jinfo->codebuf, ARM_R0, lo); - mov_reg(jinfo->codebuf, ARM_R1, ARM_IP); - } else { - mov_reg(jinfo->codebuf, ARM_R1, hi); - mov_reg(jinfo->codebuf, ARM_R0, lo); - } - } else { - mov_reg(jinfo->codebuf, ARM_R0, lo); - mov_reg(jinfo->codebuf, ARM_R1, hi); - } - bl(jinfo->codebuf, OPCODE2HANDLER(opcode)); - if (opcode == opc_l2d || opcode == opc_d2l) PUSH(jstack, ARM_R1); - PUSH(jstack, ARM_R0); - break; - } - - case opc_ineg: - Thumb2_iNeg(jinfo, opcode); - break; - - case opc_lneg: - Thumb2_lNeg(jinfo, opcode); - break; - - case opc_fneg: - Thumb2_fNeg(jinfo, opcode); - break; - - case opc_dneg: - Thumb2_dNeg(jinfo, opcode); - break; - - case opc_i2l: { - unsigned r, r_res_lo, r_res_hi; - - Thumb2_Fill(jinfo, 1); - r = POP(jstack); - Thumb2_Spill(jinfo, 2, 0); - r_res_hi = PUSH(jstack, JSTACK_REG(jstack)); - r_res_lo = PUSH(jstack, JSTACK_REG(jstack)); - if (r == r_res_hi) { - SWAP(jstack); - r_res_hi = r_res_lo; - r_res_lo = r; - } - mov_reg(jinfo->codebuf, r_res_lo, r); - asr_imm(jinfo->codebuf, r_res_hi, r, 31); - break; - } - - case opc_l2i: { - unsigned r_lo, r_hi; - unsigned r; - - Thumb2_Fill(jinfo, 2); - r_lo = POP(jstack); - r_hi = POP(jstack); - Thumb2_Spill(jinfo, 1, 0); - r = PUSH(jstack, r_lo); - break; - } - - case opc_i2b: { - unsigned r_src, r_dst; - - Thumb2_Fill(jinfo, 1); - r_src = POP(jstack); - Thumb2_Spill(jinfo, 1, 0); - r_dst = PUSH(jstack, JSTACK_REG(jstack)); - sxtb(jinfo->codebuf, r_dst, r_src); - break; - } - - case opc_i2s: { - unsigned r_src, r_dst; - - Thumb2_Fill(jinfo, 1); - r_src = POP(jstack); - Thumb2_Spill(jinfo, 1, 0); - r_dst = PUSH(jstack, JSTACK_REG(jstack)); - sxth(jinfo->codebuf, r_dst, r_src); - break; - } - - case opc_i2c: { - unsigned r_src, r_dst; - - Thumb2_Fill(jinfo, 1); - r_src = POP(jstack); - Thumb2_Spill(jinfo, 1, 0); - r_dst = PUSH(jstack, JSTACK_REG(jstack)); - uxth(jinfo->codebuf, r_dst, r_src); - break; - } - - case opc_lcmp: { - unsigned lho_lo, lho_hi; - unsigned rho_lo, rho_hi; - unsigned r_tmp_lo, r_tmp_hi; - unsigned res; - unsigned loc_lt, loc_eq; - - Thumb2_Fill(jinfo, 4); - rho_lo = POP(jstack); - rho_hi = POP(jstack); - lho_lo = POP(jstack); - lho_hi = POP(jstack); - Thumb2_Spill(jinfo, 1, 0); - res = JSTACK_REG(jstack); - PUSH(jstack, res); - r_tmp_lo = Thumb2_Tmp(jinfo, (1<<rho_lo)|(1<<rho_hi)|(1<<lho_lo)|(1<<lho_hi)); - r_tmp_hi = Thumb2_Tmp(jinfo, (1<<rho_lo)|(1<<rho_hi)|(1<<lho_lo)|(1<<lho_hi)|(1<<r_tmp_lo)); - dop_reg(jinfo->codebuf, DP_SUB, r_tmp_lo, lho_lo, rho_lo, SHIFT_LSL, 0); - dop_reg(jinfo->codebuf, DP_SBC, r_tmp_hi, lho_hi, rho_hi, SHIFT_LSL, 0); - mov_imm(jinfo->codebuf, res, (unsigned)-1); - loc_lt = forward_16(jinfo->codebuf); - dop_reg(jinfo->codebuf, DP_ORR, res, r_tmp_lo, r_tmp_hi, SHIFT_LSL, 0); - loc_eq = forward_16(jinfo->codebuf); - mov_imm(jinfo->codebuf, res, 1); - bcc_patch(jinfo->codebuf, COND_LT, loc_lt); - bcc_patch(jinfo->codebuf, COND_EQ, loc_eq); - break; - } - - case opc_iinc: { - unsigned local = code_base[bci+1]; - int constant = GET_JAVA_S1(code_base+bci+2); - unsigned r = jinfo->jregs->r_local[local]; - - if (!r) { - int nlocals = jinfo->method->max_locals(); - r = Thumb2_Tmp(jinfo, 0); - stackdepth -= jstack->depth; - if (jinfo->method->is_synchronized()) stackdepth += frame::interpreter_frame_monitor_size(); - load_local(jinfo, r, local, stackdepth); - add_imm(jinfo->codebuf, r, r, constant); - store_local(jinfo, r, local, stackdepth); - } else { - Thumb2_Corrupt(jinfo, r, 0); - add_imm(jinfo->codebuf, r, r, constant); - } - break; - } - - case opc_getfield: { - constantPoolCacheOop cp = jinfo->method->constants()->cache(); - ConstantPoolCacheEntry* cache; - int index = GET_NATIVE_U2(code_base+bci+1); - Reg r_obj; - - cache = cp->entry_at(index); - if (!cache->is_resolved((Bytecodes::Code)opcode)) { - int java_index = GET_JAVA_U2(code_base+bci+1); - constantPoolOop pool = jinfo->method->constants(); - symbolOop sig = pool->signature_ref_at(java_index); - jbyte *base = sig->base(); - jbyte c = *base; - int handler = H_GETFIELD_WORD; - - if (c == 'J' || c == 'D') handler = H_GETFIELD_DW; - if (c == 'B' || c == 'Z') handler = H_GETFIELD_SB; - if (c == 'C') handler = H_GETFIELD_H; - if (c == 'S') handler = H_GETFIELD_SH; - Thumb2_Flush(jinfo); - Thumb2_save_locals(jinfo, stackdepth); - mov_imm(jinfo->codebuf, ARM_R0, bci+CONSTMETHOD_CODEOFFSET); - mov_imm(jinfo->codebuf, ARM_R1, index); - blx(jinfo->codebuf, handlers[handler]); - Thumb2_restore_locals(jinfo, bc_stackinfo[bci+len] & ~BC_FLAGS_MASK); - break; - } - - TosState tos_type = cache->flag_state(); - int field_offset = cache->f2(); - - if (tos_type == ltos || tos_type == dtos) { - Reg r_lo, r_hi; - Thumb2_Fill(jinfo, 1); - r_obj = POP(jstack); - Thumb2_Spill(jinfo, 2, 0); - r_hi = PUSH(jstack, JSTACK_REG(jstack)); - r_lo = PUSH(jstack, JSTACK_REG(jstack)); - ldrd_imm(jinfo->codebuf, r_lo, r_hi, r_obj, field_offset, 1, 0); - } else { - Reg r; - - Thumb2_Fill(jinfo, 1); - r_obj = POP(jstack); - Thumb2_Spill(jinfo, 1, 0); - r = JSTACK_REG(jstack); - PUSH(jstack, r); - if (tos_type == btos) - ldrsb_imm(jinfo->codebuf, r, r_obj, field_offset, 1, 0); - else if (tos_type == ctos) - ldrh_imm(jinfo->codebuf, r, r_obj, field_offset, 1, 0); - else if (tos_type == stos) - ldrsh_imm(jinfo->codebuf, r, r_obj, field_offset, 1, 0); - else - ldr_imm(jinfo->codebuf, r, r_obj, field_offset, 1, 0); - } - break; - } - - case opc_monitorexit: - case opc_monitorenter: - Thumb2_Exit(jinfo, H_MONITOR, bci, stackdepth); - break; - - case opc_getstatic: { - constantPoolCacheOop cp = jinfo->method->constants()->cache(); - ConstantPoolCacheEntry* cache; - int index = GET_NATIVE_U2(code_base+bci+1); - - cache = cp->entry_at(index); - if (!cache->is_resolved((Bytecodes::Code)opcode)) { - int java_index = GET_JAVA_U2(code_base+bci+1); - constantPoolOop pool = jinfo->method->constants(); - symbolOop sig = pool->signature_ref_at(java_index); - jbyte *base = sig->base(); - jbyte c = *base; - int handler = H_GETSTATIC_WORD; - - if (c == 'J' || c == 'D') handler = H_GETSTATIC_DW; - if (c == 'B' || c == 'Z') handler = H_GETSTATIC_SB; - if (c == 'C') handler = H_GETSTATIC_H; - if (c == 'S') handler = H_GETSTATIC_SH; - Thumb2_Flush(jinfo); - Thumb2_save_locals(jinfo, stackdepth); - mov_imm(jinfo->codebuf, ARM_R0, bci+CONSTMETHOD_CODEOFFSET); - mov_imm(jinfo->codebuf, ARM_R1, index); - blx(jinfo->codebuf, handlers[handler]); - Thumb2_restore_locals(jinfo, bc_stackinfo[bci+len] & ~BC_FLAGS_MASK); - break; - } - - TosState tos_type = cache->flag_state(); - int field_offset = cache->f2(); - - if (tos_type == ltos || tos_type == dtos) { - Reg r_lo, r_hi; - Thumb2_Spill(jinfo, 2, 0); - r_hi = PUSH(jstack, JSTACK_REG(jstack)); - r_lo = PUSH(jstack, JSTACK_REG(jstack)); - ldr_imm(jinfo->codebuf, r_lo, Ristate, ISTATE_CONSTANTS, 1, 0); - ldr_imm(jinfo->codebuf, r_lo, r_lo, CP_OFFSET + (index << 4) + 4, 1, 0); - ldrd_imm(jinfo->codebuf, r_lo, r_hi, r_lo, field_offset, 1, 0); - } else { - Reg r; - Thumb2_Spill(jinfo, 1, 0); - r = JSTACK_REG(jstack); - PUSH(jstack, r); - ldr_imm(jinfo->codebuf, r, Ristate, ISTATE_CONSTANTS, 1, 0); - ldr_imm(jinfo->codebuf, r, r, CP_OFFSET + (index << 4) + 4, 1, 0); - if (tos_type == btos) - ldrsb_imm(jinfo->codebuf, r, r, field_offset, 1, 0); - else if (tos_type == ctos) - ldrh_imm(jinfo->codebuf, r, r, field_offset, 1, 0); - else if (tos_type == stos) - ldrsh_imm(jinfo->codebuf, r, r, field_offset, 1, 0); - else - ldr_imm(jinfo->codebuf, r, r, field_offset, 1, 0); - } - break; - } - - case opc_putfield: { - constantPoolCacheOop cp = jinfo->method->constants()->cache(); - ConstantPoolCacheEntry* cache; - int index = GET_NATIVE_U2(code_base+bci+1); - Reg r_obj; - - cache = cp->entry_at(index); - if (!cache->is_resolved((Bytecodes::Code)opcode)) { - int java_index = GET_JAVA_U2(code_base+bci+1); - constantPoolOop pool = jinfo->method->constants(); - symbolOop sig = pool->signature_ref_at(java_index); - jbyte *base = sig->base(); - jbyte c = *base; - int handler = H_PUTFIELD_WORD; - - if (c == 'J' || c == 'D') handler = H_PUTFIELD_DW; - if (c == 'B' || c == 'Z') handler = H_PUTFIELD_B; - if (c == 'C' || c == 'S') handler = H_PUTFIELD_H; - if (c == '[' || c == 'L') handler = H_PUTFIELD_A; - Thumb2_Flush(jinfo); - Thumb2_save_locals(jinfo, stackdepth); - mov_imm(jinfo->codebuf, ARM_R0, bci+CONSTMETHOD_CODEOFFSET); - mov_imm(jinfo->codebuf, ARM_R1, index); - blx(jinfo->codebuf, handlers[handler]); - Thumb2_restore_locals(jinfo, bc_stackinfo[bci+len] & ~BC_FLAGS_MASK); - break; - } - - TosState tos_type = cache->flag_state(); - int field_offset = cache->f2(); - - if (tos_type == ltos || tos_type == dtos) { - Reg r_lo, r_hi; - Thumb2_Fill(jinfo, 3); - r_lo = POP(jstack); - r_hi = POP(jstack); - r_obj = POP(jstack); - strd_imm(jinfo->codebuf, r_lo, r_hi, r_obj, field_offset, 1, 0); - } else { - Reg r; - Thumb2_Fill(jinfo, 2); - r = POP(jstack); - r_obj = POP(jstack); - if (tos_type == btos) - strb_imm(jinfo->codebuf, r, r_obj, field_offset, 1, 0); - else if (tos_type == ctos | tos_type == stos) - strh_imm(jinfo->codebuf, r, r_obj, field_offset, 1, 0); - else { - str_imm(jinfo->codebuf, r, r_obj, field_offset, 1, 0); - if (tos_type == atos) { - Thumb2_Flush(jinfo); - mov_reg(jinfo->codebuf, ARM_R0, r_obj); - bl(jinfo->codebuf, handlers[H_APUTFIELD]); - } - } - } - break; - } - - case opc_putstatic: { - constantPoolCacheOop cp = jinfo->method->constants()->cache(); - ConstantPoolCacheEntry* cache; - int index = GET_NATIVE_U2(code_base+bci+1); - - cache = cp->entry_at(index); - if (!cache->is_resolved((Bytecodes::Code)opcode)) { - int java_index = GET_JAVA_U2(code_base+bci+1); - constantPoolOop pool = jinfo->method->constants(); - symbolOop sig = pool->signature_ref_at(java_index); - jbyte *base = sig->base(); - jbyte c = *base; - int handler = H_PUTSTATIC_WORD; - - if (c == 'J' || c == 'D') handler = H_PUTSTATIC_DW; - if (c == 'B' || c == 'Z') handler = H_PUTSTATIC_B; - if (c == 'C' || c == 'S') handler = H_PUTSTATIC_H; - if (c == '[' || c == 'L') handler = H_PUTSTATIC_A; - Thumb2_Flush(jinfo); - Thumb2_save_locals(jinfo, stackdepth); - mov_imm(jinfo->codebuf, ARM_R0, bci+CONSTMETHOD_CODEOFFSET); - mov_imm(jinfo->codebuf, ARM_R1, index); - blx(jinfo->codebuf, handlers[handler]); - Thumb2_restore_locals(jinfo, bc_stackinfo[bci+len] & ~BC_FLAGS_MASK); - break; - } - - TosState tos_type = cache->flag_state(); - int field_offset = cache->f2(); - Reg r_obj; - - if (tos_type == ltos || tos_type == dtos) { - Reg r_lo, r_hi; - Thumb2_Fill(jinfo, 2); - r_lo = POP(jstack); - r_hi = POP(jstack); - Thumb2_Spill(jinfo, 1, (1<<r_lo)|(1<<r_hi)); - r_obj = JSTACK_PREFER(jstack, ~((1<<r_lo)|(1<<r_hi))); - JASSERT(r_obj != r_lo && r_obj != r_hi, "corruption in putstatic"); - ldr_imm(jinfo->codebuf, r_obj, Ristate, ISTATE_CONSTANTS, 1, 0); - ldr_imm(jinfo->codebuf, r_obj, r_obj, CP_OFFSET + (index << 4) + 4, 1, 0); - strd_imm(jinfo->codebuf, r_lo, r_hi, r_obj, field_offset, 1, 0); - } else { - Reg r; - Thumb2_Fill(jinfo, 1); - r = POP(jstack); - Thumb2_Spill(jinfo, 1, (1<<r)); - r_obj = JSTACK_PREFER(jstack, ~(1<<r)); - JASSERT(r_obj != r, "corruption in putstatic"); - ldr_imm(jinfo->codebuf, r_obj, Ristate, ISTATE_CONSTANTS, 1, 0); - ldr_imm(jinfo->codebuf, r_obj, r_obj, CP_OFFSET + (index << 4) + 4, 1, 0); - if (tos_type == btos) - strb_imm(jinfo->codebuf, r, r_obj, field_offset, 1, 0); - else if (tos_type == ctos | tos_type == stos) - strh_imm(jinfo->codebuf, r, r_obj, field_offset, 1, 0); - else { - str_imm(jinfo->codebuf, r, r_obj, field_offset, 1, 0); - if (tos_type == atos) { - Thumb2_Flush(jinfo); - mov_reg(jinfo->codebuf, ARM_R0, r_obj); - bl(jinfo->codebuf, handlers[H_APUTFIELD]); - } - } - } - break; - } - - case opc_invokestatic: - case opc_invokespecial: { - constantPoolCacheOop cp = jinfo->method->constants()->cache(); - ConstantPoolCacheEntry* cache; - int index = GET_NATIVE_U2(code_base+bci+1); - unsigned loc; - methodOop callee; - - cache = cp->entry_at(index); - if (!cache->is_resolved((Bytecodes::Code)opcode)) { - Thumb2_Flush(jinfo); - Thumb2_invoke_save(jinfo, stackdepth); - mov_imm(jinfo->codebuf, ARM_R0, bci+CONSTMETHOD_CODEOFFSET); - mov_imm(jinfo->codebuf, ARM_R1, index); - blx(jinfo->codebuf, - handlers[opcode == opc_invokestatic ? H_INVOKESTATIC : H_INVOKESPECIAL]); - Thumb2_invoke_restore(jinfo, bc_stackinfo[bci+len] & ~BC_FLAGS_MASK); - break; - } - - callee = (methodOop)cache->f1(); - if (callee->is_accessor()) { - u1 *code = callee->code_base(); - int index = GET_NATIVE_U2(&code[2]); - constantPoolCacheOop callee_cache = callee->constants()->cache(); - ConstantPoolCacheEntry *entry = callee_cache->entry_at(index); - Reg r_obj, r; - - if (entry->is_resolved(Bytecodes::_getfield)) { -#if 0 - tty->print("Inlining accessor (opcode = %s) ", opcode == opc_invokestatic ? "invokestatic" : "invokespecial"); - callee->print_short_name(tty); - tty->print("\n"); -#endif - JASSERT(cache->parameter_size() == 1, "not 1 parameter to accessor"); - - TosState tos_type = entry->flag_state(); - int field_offset = entry->f2(); - - JASSERT(tos_type == btos || tos_type == ctos || tos_type == stos || tos_type == atos || tos_type == itos, "not itos or atos"); - - Thumb2_Fill(jinfo, 1); - r_obj = POP(jstack); - Thumb2_Spill(jinfo, 1, 0); - r = JSTACK_REG(jstack); - PUSH(jstack, r); - if (tos_type == btos) - ldrb_imm(jinfo->codebuf, r, r_obj, field_offset, 1, 0); - else if (tos_type == ctos) - ldrh_imm(jinfo->codebuf, r, r_obj, field_offset, 1, 0); - else if (tos_type == stos) - ldrsh_imm(jinfo->codebuf, r, r_obj, field_offset, 1, 0); - else - ldr_imm(jinfo->codebuf, r, r_obj, field_offset, 1, 0); - break; - } - } - - Thumb2_Flush(jinfo); - ldr_imm(jinfo->codebuf, ARM_R2, Ristate, ISTATE_METHOD, 1, 0); - ldr_imm(jinfo->codebuf, ARM_R0, Ristate, ISTATE_CONSTANTS, 1, 0); - mov_imm(jinfo->codebuf, ARM_R1, 0); - ldr_imm(jinfo->codebuf, ARM_R2, ARM_R2, METHOD_CONSTMETHOD, 1, 0); - if (opcode == opc_invokespecial) - ldr_imm(jinfo->codebuf, ARM_R3, Rstack, (cache->parameter_size()-1) * sizeof(int), 1, 0); - ldr_imm(jinfo->codebuf, ARM_R0, ARM_R0, CP_OFFSET + (index << 4) + 4, 1, 0); - add_imm(jinfo->codebuf, ARM_R2, ARM_R2, bci+CONSTMETHOD_CODEOFFSET); - if (opcode == opc_invokespecial) - ldr_imm(jinfo->codebuf, ARM_R3, ARM_R3, 0, 1, 0); // Null pointer check - cbz better? - str_imm(jinfo->codebuf, ARM_R1, Rthread, THREAD_LAST_JAVA_SP, 1, 0); - ldr_imm(jinfo->codebuf, ARM_R1, ARM_R0, METHOD_FROM_INTERPRETED, 1, 0); - str_imm(jinfo->codebuf, ARM_R2, Ristate, ISTATE_BCP, 1, 0); - str_imm(jinfo->codebuf, Rstack, Rthread, THREAD_JAVA_SP, 1, 0); - Thumb2_Debug(jinfo, H_DEBUG_METHODCALL); - Thumb2_invoke_save(jinfo, stackdepth); - sub_imm(jinfo->codebuf, Rstack, Rstack, 4); - ldr_imm(jinfo->codebuf, ARM_R3, ARM_R1, 0, 1, 0); - mov_reg(jinfo->codebuf, ARM_R2, Rthread); - str_imm(jinfo->codebuf, Rstack, Ristate, ISTATE_STACK, 1, 0); -add_imm(jinfo->codebuf, ARM_R3, ARM_R3, CODE_ALIGN_SIZE); -// enter_leave(jinfo->codebuf, 0); - blx_reg(jinfo->codebuf, ARM_R3); -// enter_leave(jinfo->codebuf, 1); - ldr_imm(jinfo->codebuf, Rthread, Ristate, ISTATE_THREAD, 1, 0); -#ifdef USE_RLOCAL - ldr_imm(jinfo->codebuf, Rlocals, Ristate, ISTATE_LOCALS, 1, 0); -#endif - ldr_imm(jinfo->codebuf, Rstack, Rthread, THREAD_JAVA_SP, 1, 0); - ldr_imm(jinfo->codebuf, ARM_R2, Ristate, ISTATE_STACK_LIMIT, 1, 0); - JASSERT(!(bc_stackinfo[bci+len] & BC_COMPILED), "code already compiled for this bytecode?"); - Thumb2_invoke_restore(jinfo, bc_stackinfo[bci+len] & ~BC_FLAGS_MASK); - ldr_imm(jinfo->codebuf, ARM_R1, Rthread, THREAD_TOP_ZERO_FRAME, 1, 0); - add_imm(jinfo->codebuf, ARM_R2, ARM_R2, 4); - ldr_imm(jinfo->codebuf, ARM_R3, Rthread, THREAD_PENDING_EXC, 1, 0); - str_imm(jinfo->codebuf, ARM_R2, Rthread, THREAD_JAVA_SP, 1, 0); - str_imm(jinfo->codebuf, ARM_R1, Rthread, THREAD_LAST_JAVA_SP, 1, 0); - cmp_imm(jinfo->codebuf, ARM_R3, 0); - it(jinfo->codebuf, COND_NE, IT_MASK_T); - bl(jinfo->codebuf, handlers[H_HANDLE_EXCEPTION_NO_REGS]); - break; - } - - case opc_invokeinterface: { - constantPoolCacheOop cp = jinfo->method->constants()->cache(); - ConstantPoolCacheEntry* cache; - int index = GET_NATIVE_U2(code_base+bci+1); - unsigned loc, loc_inc_ex; - -// Currently we just call the unresolved invokeinterface entry for resolved / -// unresolved alike! - Thumb2_Flush(jinfo); - Thumb2_invoke_save(jinfo, stackdepth); - mov_imm(jinfo->codebuf, ARM_R0, bci+CONSTMETHOD_CODEOFFSET); - mov_imm(jinfo->codebuf, ARM_R1, index); - blx(jinfo->codebuf, handlers[H_INVOKEINTERFACE]); - Thumb2_invoke_restore(jinfo, bc_stackinfo[bci+len] & ~BC_FLAGS_MASK); - break; - } - - case opc_invokevirtual: { - constantPoolCacheOop cp = jinfo->method->constants()->cache(); - ConstantPoolCacheEntry* cache; - int index = GET_NATIVE_U2(code_base+bci+1); - unsigned loc; - - cache = cp->entry_at(index); - if (!cache->is_resolved((Bytecodes::Code)opcode)) { - Thumb2_Flush(jinfo); - Thumb2_invoke_save(jinfo, stackdepth); - mov_imm(jinfo->codebuf, ARM_R0, bci+CONSTMETHOD_CODEOFFSET); - mov_imm(jinfo->codebuf, ARM_R1, index); - blx(jinfo->codebuf, handlers[H_INVOKEVIRTUAL]); - Thumb2_invoke_restore(jinfo, bc_stackinfo[bci+len] & ~BC_FLAGS_MASK); - break; - } - - if (cache->is_vfinal()) { - methodOop callee = (methodOop)cache->f2(); - if (callee->is_accessor()) { - u1 *code = callee->code_base(); - int index = GET_NATIVE_U2(&code[2]); - constantPoolCacheOop callee_cache = callee->constants()->cache(); - ConstantPoolCacheEntry *entry = callee_cache->entry_at(index); - Reg r_obj, r; - - if (entry->is_resolved(Bytecodes::_getfield)) { -#if 0 - tty->print("Inlining accessor (opcode = invokevfinal) "); - callee->print_short_name(tty); - tty->print("\n"); -#endif - JASSERT(cache->parameter_size() == 1, "not 1 parameter to accessor"); - - TosState tos_type = entry->flag_state(); - int field_offset = entry->f2(); - - JASSERT(tos_type == btos || tos_type == ctos || tos_type == stos || tos_type == atos || tos_type == itos, "not itos or atos"); - - Thumb2_Fill(jinfo, 1); - r_obj = POP(jstack); - Thumb2_Spill(jinfo, 1, 0); - r = JSTACK_REG(jstack); - PUSH(jstack, r); - if (tos_type == btos) - ldrb_imm(jinfo->codebuf, r, r_obj, field_offset, 1, 0); - else if (tos_type == ctos) - ldrh_imm(jinfo->codebuf, r, r_obj, field_offset, 1, 0); - else if (tos_type == stos) - ldrsh_imm(jinfo->codebuf, r, r_obj, field_offset, 1, 0); - else - ldr_imm(jinfo->codebuf, r, r_obj, field_offset, 1, 0); - break; - } - } - } - - Thumb2_Flush(jinfo); - if (cache->is_vfinal()) { - ldr_imm(jinfo->codebuf, ARM_R2, Ristate, ISTATE_METHOD, 1, 0); - ldr_imm(jinfo->codebuf, ARM_R0, Ristate, ISTATE_CONSTANTS, 1, 0); - mov_imm(jinfo->codebuf, ARM_R1, 0); - ldr_imm(jinfo->codebuf, ARM_R3, Rstack, (cache->parameter_size()-1) * sizeof(int), 1, 0); - ldr_imm(jinfo->codebuf, ARM_R0, ARM_R0, CP_OFFSET + (index << 4) + 8, 1, 0); - ldr_imm(jinfo->codebuf, ARM_R2, ARM_R2, METHOD_CONSTMETHOD, 1, 0); - ldr_imm(jinfo->codebuf, ARM_R3, ARM_R3, 0, 1, 0); // Null pointer check - cbz better? - str_imm(jinfo->codebuf, ARM_R1, Rthread, THREAD_LAST_JAVA_SP, 1, 0); - ldr_imm(jinfo->codebuf, ARM_R1, ARM_R0, METHOD_FROM_INTERPRETED, 1, 0); - add_imm(jinfo->codebuf, ARM_R2, ARM_R2, bci+CONSTMETHOD_CODEOFFSET); - str_imm(jinfo->codebuf, Rstack, Rthread, THREAD_JAVA_SP, 1, 0); - Thumb2_Debug(jinfo, H_DEBUG_METHODCALL); - Thumb2_invoke_save(jinfo, stackdepth); - sub_imm(jinfo->codebuf, Rstack, Rstack, 4); - ldr_imm(jinfo->codebuf, ARM_R3, ARM_R1, 0, 1, 0); - str_imm(jinfo->codebuf, ARM_R2, Ristate, ISTATE_BCP, 1, 0); - mov_reg(jinfo->codebuf, ARM_R2, Rthread); - str_imm(jinfo->codebuf, Rstack, Ristate, ISTATE_STACK, 1, 0); -add_imm(jinfo->codebuf, ARM_R3, ARM_R3, CODE_ALIGN_SIZE); -// enter_leave(jinfo->codebuf, 0); - blx_reg(jinfo->codebuf, ARM_R3); -// enter_leave(jinfo->codebuf, 1); - ldr_imm(jinfo->codebuf, Rthread, Ristate, ISTATE_THREAD, 1, 0); -#ifdef USE_RLOCAL - ldr_imm(jinfo->codebuf, Rlocals, Ristate, ISTATE_LOCALS, 1, 0); -#endif - ldr_imm(jinfo->codebuf, Rstack, Rthread, THREAD_JAVA_SP, 1, 0); - ldr_imm(jinfo->codebuf, ARM_R2, Ristate, ISTATE_STACK_LIMIT, 1, 0); - JASSERT(!(bc_stackinfo[bci+len] & BC_COMPILED), "code already compiled for this bytecode?"); - Thumb2_invoke_restore(jinfo, bc_stackinfo[bci+len] & ~BC_FLAGS_MASK); - ldr_imm(jinfo->codebuf, ARM_R1, Rthread, THREAD_TOP_ZERO_FRAME, 1, 0); - add_imm(jinfo->codebuf, ARM_R2, ARM_R2, 4); - ldr_imm(jinfo->codebuf, ARM_R3, Rthread, THREAD_PENDING_EXC, 1, 0); - str_imm(jinfo->codebuf, ARM_R2, Rthread, THREAD_JAVA_SP, 1, 0); - str_imm(jinfo->codebuf, ARM_R1, Rthread, THREAD_LAST_JAVA_SP, 1, 0); - cmp_imm(jinfo->codebuf, ARM_R3, 0); - it(jinfo->codebuf, COND_NE, IT_MASK_T); - bl(jinfo->codebuf, handlers[H_HANDLE_EXCEPTION_NO_REGS]); - break; - } else { - ldr_imm(jinfo->codebuf, ARM_R2, Ristate, ISTATE_METHOD, 1, 0); - ldr_imm(jinfo->codebuf, ARM_R3, Rstack, (cache->parameter_size()-1) * sizeof(int), 1, 0); - ldr_imm(jinfo->codebuf, ARM_R2, ARM_R2, METHOD_CONSTMETHOD, 1, 0); - ldr_imm(jinfo->codebuf, ARM_R3, ARM_R3, 4, 1, 0); - mov_imm(jinfo->codebuf, ARM_R1, 0); - ldr_imm(jinfo->codebuf, ARM_R0, ARM_R3, INSTANCEKLASS_VTABLE_OFFSET + cache->f2() * 4, 1, 0); - add_imm(jinfo->codebuf, ARM_R2, ARM_R2, bci+CONSTMETHOD_CODEOFFSET); - str_imm(jinfo->codebuf, ARM_R1, Rthread, THREAD_LAST_JAVA_SP, 1, 0); - ldr_imm(jinfo->codebuf, ARM_R1, ARM_R0, METHOD_FROM_INTERPRETED, 1, 0); - str_imm(jinfo->codebuf, ARM_R2, Ristate, ISTATE_BCP, 1, 0); - str_imm(jinfo->codebuf, Rstack, Rthread, THREAD_JAVA_SP, 1, 0); - Thumb2_Debug(jinfo, H_DEBUG_METHODCALL); - Thumb2_invoke_save(jinfo, stackdepth); - sub_imm(jinfo->codebuf, Rstack, Rstack, 4); - ldr_imm(jinfo->codebuf, ARM_R3, ARM_R1, 0, 1, 0); - mov_reg(jinfo->codebuf, ARM_R2, Rthread); - str_imm(jinfo->codebuf, Rstack, Ristate, ISTATE_STACK, 1, 0); -add_imm(jinfo->codebuf, ARM_R3, ARM_R3, CODE_ALIGN_SIZE); -// enter_leave(jinfo->codebuf, 0); - blx_reg(jinfo->codebuf, ARM_R3); -// enter_leave(jinfo->codebuf, 1); - ldr_imm(jinfo->codebuf, Rthread, Ristate, ISTATE_THREAD, 1, 0); -#ifdef USE_RLOCAL - ldr_imm(jinfo->codebuf, Rlocals, Ristate, ISTATE_LOCALS, 1, 0); -#endif - ldr_imm(jinfo->codebuf, Rstack, Rthread, THREAD_JAVA_SP, 1, 0); - ldr_imm(jinfo->codebuf, ARM_R2, Ristate, ISTATE_STACK_LIMIT, 1, 0); - JASSERT(!(bc_stackinfo[bci+len] & BC_COMPILED), "code already compiled for this bytecode?"); - Thumb2_invoke_restore(jinfo, bc_stackinfo[bci+len] & ~BC_FLAGS_MASK); - ldr_imm(jinfo->codebuf, ARM_R1, Rthread, THREAD_TOP_ZERO_FRAME, 1, 0); - add_imm(jinfo->codebuf, ARM_R2, ARM_R2, 4); - ldr_imm(jinfo->codebuf, ARM_R3, Rthread, THREAD_PENDING_EXC, 1, 0); - str_imm(jinfo->codebuf, ARM_R2, Rthread, THREAD_JAVA_SP, 1, 0); - str_imm(jinfo->codebuf, ARM_R1, Rthread, THREAD_LAST_JAVA_SP, 1, 0); - cmp_imm(jinfo->codebuf, ARM_R3, 0); - it(jinfo->codebuf, COND_NE, IT_MASK_T); - bl(jinfo->codebuf, handlers[H_HANDLE_EXCEPTION_NO_REGS]); - } - break; - } - - case opc_jsr_w: - case opc_jsr: { - Thumb2_Jsr(jinfo , bci, stackdepth); - break; - } - - case opc_ret: { - Thumb2_Exit(jinfo, H_RET, bci, stackdepth); - break; - } - - case opc_athrow: - Thumb2_Exit(jinfo, H_ATHROW, bci, stackdepth); - break; - - case opc_goto: { - int offset = GET_JAVA_S2(jinfo->code_base + bci + 1); - Thumb2_Flush(jinfo); - bci = Thumb2_Goto(jinfo, bci, offset, len); - len = 0; - break; - } - - case opc_goto_w: { - int offset = GET_JAVA_U4(jinfo->code_base + bci + 1); - Thumb2_Flush(jinfo); - bci = Thumb2_Goto(jinfo, bci, offset, len); - len = 0; - break; - } - - case opc_ifeq: - case opc_ifne: - case opc_iflt: - case opc_ifge: - case opc_ifgt: - case opc_ifle: - case opc_ifnull: - case opc_ifnonnull: { - Reg r; - unsigned cond = opcode - opc_ifeq; - if (opcode >= opc_ifnull) cond = opcode - opc_ifnull; - Thumb2_Fill(jinfo, 1); - r = POP(jstack); - Thumb2_Flush(jinfo); - cmp_imm(jinfo->codebuf, r, 0); - bci = Thumb2_Branch(jinfo, bci, cond); - len = 0; - break; - } - - case opc_if_icmpeq: - case opc_if_icmpne: - case opc_if_icmplt: - case opc_if_icmpge: - case opc_if_icmpgt: - case opc_if_icmple: - case opc_if_acmpeq: - case opc_if_acmpne: { - Reg r_lho, r_rho; - unsigned cond = opcode - opc_if_icmpeq; - if (opcode >= opc_if_acmpeq) cond = opcode - opc_if_acmpeq; - Thumb2_Fill(jinfo, 2); - r_rho = POP(jstack); - r_lho = POP(jstack); - Thumb2_Flush(jinfo); - cmp_reg(jinfo->codebuf, r_lho, r_rho); - bci = Thumb2_Branch(jinfo, bci, cond); - len = 0; - break; - } - - case opc_return: - case opc_dreturn: - case opc_lreturn: - case opc_ireturn: - case opc_freturn: - case opc_areturn: - Thumb2_Return(jinfo, opcode); - if (!jinfo->compiled_return) jinfo->compiled_return = bci; - break; - - case opc_return_register_finalizer: { - Thumb2_Stack *jstack = jinfo->jstack; - Reg r, r_tmp; - unsigned loc_eq; - - Thumb2_Flush(jinfo); - Thumb2_Load(jinfo, 0, stackdepth); - r = POP(jstack); - r_tmp = Thumb2_Tmp(jinfo, (1<<r)); - ldr_imm(jinfo->codebuf, r_tmp, r, 4, 1, 0); - ldr_imm(jinfo->codebuf, r_tmp, r_tmp, KLASS_PART+KLASS_ACCESSFLAGS, 1, 0); - tst_imm(jinfo->codebuf, r_tmp, JVM_ACC_HAS_FINALIZER); - loc_eq = forward_16(jinfo->codebuf); - Thumb2_save_locals(jinfo, stackdepth); - mov_reg(jinfo->codebuf, ARM_R1, r); - ldr_imm(jinfo->codebuf, ARM_R0, Ristate, ISTATE_METHOD, 1, 0); - ldr_imm(jinfo->codebuf, ARM_R0, ARM_R0, METHOD_CONSTMETHOD, 1, 0); - add_imm(jinfo->codebuf, ARM_R0, ARM_R0, bci+CONSTMETHOD_CODEOFFSET); - str_imm(jinfo->codebuf, ARM_R0, Ristate, ISTATE_BCP, 1, 0); - sub_imm(jinfo->codebuf, ARM_R0, Rstack, 4); - str_imm(jinfo->codebuf, ARM_R0, Ristate, ISTATE_STACK, 1, 0); - - mov_reg(jinfo->codebuf, ARM_R0, Rthread); - mov_imm(jinfo->codebuf, ARM_R3, (u32)_ZN18InterpreterRuntime18register_finalizerEP10JavaThreadP7oopDesc); - blx_reg(jinfo->codebuf, ARM_R3); - - ldr_imm(jinfo->codebuf, ARM_R3, Rthread, THREAD_PENDING_EXC, 1, 0); - cmp_imm(jinfo->codebuf, ARM_R3, 0); - it(jinfo->codebuf, COND_NE, IT_MASK_T); - bl(jinfo->codebuf, handlers[H_HANDLE_EXCEPTION]); - bcc_patch(jinfo->codebuf, COND_EQ, loc_eq); - Thumb2_Return(jinfo, opc_return); - break; - } - - case opc_new: { - unsigned loc; - - Thumb2_Flush(jinfo); - mov_imm(jinfo->codebuf, ARM_R1, GET_JAVA_U2(code_base+bci+1)); - mov_imm(jinfo->codebuf, ARM_R3, bci+CONSTMETHOD_CODEOFFSET); - Thumb2_save_locals(jinfo, stackdepth); - bl(jinfo->codebuf, handlers[H_NEW]); - Thumb2_restore_locals(jinfo, stackdepth); - cmp_imm(jinfo->codebuf, ARM_R0, 0); - it(jinfo->codebuf, COND_EQ, IT_MASK_T); - bl(jinfo->codebuf, handlers[H_HANDLE_EXCEPTION]); - PUSH(jstack, ARM_R0); - break; - } - - case opc_aastore: { - Reg src[3], dst[3]; - unsigned loc; - - Thumb2_Fill(jinfo, 3); - src[0] = POP(jstack); // value - src[1] = POP(jstack); // index - src[2] = POP(jstack); // arrayref - Thumb2_Flush(jinfo); - dst[0] = ARM_R1; - dst[1] = ARM_R2; - dst[2] = ARM_R3; - mov_multiple(jinfo->codebuf, dst, src, 3); - mov_imm(jinfo->codebuf, ARM_R0, bci+CONSTMETHOD_CODEOFFSET); - Thumb2_save_locals(jinfo, stackdepth - 3); // 3 args popped above - bl(jinfo->codebuf, handlers[H_AASTORE]); - Thumb2_restore_locals(jinfo, stackdepth - 3); - cmp_imm(jinfo->codebuf, ARM_R0, 0); - it(jinfo->codebuf, COND_NE, IT_MASK_T); - bl(jinfo->codebuf, handlers[H_HANDLE_EXCEPTION]); - break; - } - - case opc_instanceof: { - unsigned loc; - Reg r; - - Thumb2_Fill(jinfo, 1); - r = POP(jstack); - Thumb2_Flush(jinfo); - mov_reg(jinfo->codebuf, ARM_R2, r); - mov_imm(jinfo->codebuf, ARM_R1, GET_JAVA_U2(code_base+bci+1)); - mov_imm(jinfo->codebuf, ARM_R3, bci+CONSTMETHOD_CODEOFFSET); - Thumb2_save_locals(jinfo, stackdepth - 1); - bl(jinfo->codebuf, handlers[H_INSTANCEOF]); - Thumb2_restore_locals(jinfo, stackdepth - 1); // 1 arg popped above - cmp_imm(jinfo->codebuf, ARM_R0, (unsigned)-1); - it(jinfo->codebuf, COND_EQ, IT_MASK_T); - bl(jinfo->codebuf, handlers[H_HANDLE_EXCEPTION]); - PUSH(jstack, ARM_R0); - break; - } - - case opc_checkcast: { - unsigned loc; - Reg r; - - Thumb2_Fill(jinfo, 1); - r = TOS(jstack); - Thumb2_Flush(jinfo); - mov_reg(jinfo->codebuf, ARM_R2, r); - mov_imm(jinfo->codebuf, ARM_R1, GET_JAVA_U2(code_base+bci+1)); - mov_imm(jinfo->codebuf, ARM_R3, bci+CONSTMETHOD_CODEOFFSET); - Thumb2_save_locals(jinfo, stackdepth); - bl(jinfo->codebuf, handlers[H_CHECKCAST]); - Thumb2_restore_locals(jinfo, stackdepth); - cmp_imm(jinfo->codebuf, ARM_R0, 0); - it(jinfo->codebuf, COND_NE, IT_MASK_T); - bl(jinfo->codebuf, handlers[H_HANDLE_EXCEPTION]); - break; - } - - case opc_newarray: { - Reg r; - unsigned loc; - - Thumb2_Fill(jinfo, 1); - r = POP(jstack); - Thumb2_Flush(jinfo); - mov_reg(jinfo->codebuf, ARM_R2, r); - mov_imm(jinfo->codebuf, ARM_R1, code_base[bci+1]); - mov_imm(jinfo->codebuf, ARM_R3, bci+CONSTMETHOD_CODEOFFSET); - Thumb2_save_locals(jinfo, stackdepth-1); - bl(jinfo->codebuf, handlers[H_NEWARRAY]); - Thumb2_restore_locals(jinfo, stackdepth-1); - ldr_imm(jinfo->codebuf, ARM_R0, Rthread, THREAD_VM_RESULT, 1, 0); - mov_imm(jinfo->codebuf, ARM_R2, 0); - str_imm(jinfo->codebuf, ARM_R2, Rthread, THREAD_VM_RESULT, 1, 0); - cmp_imm(jinfo->codebuf, ARM_R0, 0); - it(jinfo->codebuf, COND_EQ, IT_MASK_T); - bl(jinfo->codebuf, handlers[H_HANDLE_EXCEPTION]); - PUSH(jstack, ARM_R0); - break; - } - - case opc_anewarray: { - Reg r; - unsigned loc; - - Thumb2_Fill(jinfo, 1); - r = POP(jstack); - Thumb2_Flush(jinfo); - mov_reg(jinfo->codebuf, ARM_R3, r); - mov_imm(jinfo->codebuf, ARM_R2, GET_JAVA_U2(code_base+bci+1)); - mov_imm(jinfo->codebuf, ARM_R0, bci+CONSTMETHOD_CODEOFFSET); - Thumb2_save_locals(jinfo, stackdepth-1); - bl(jinfo->codebuf, handlers[H_ANEWARRAY]); - Thumb2_restore_locals(jinfo, stackdepth-1); - ldr_imm(jinfo->codebuf, ARM_R0, Rthread, THREAD_VM_RESULT, 1, 0); - mov_imm(jinfo->codebuf, ARM_R2, 0); - str_imm(jinfo->codebuf, ARM_R2, Rthread, THREAD_VM_RESULT, 1, 0); - cmp_imm(jinfo->codebuf, ARM_R0, 0); - it(jinfo->codebuf, COND_EQ, IT_MASK_T); - bl(jinfo->codebuf, handlers[H_HANDLE_EXCEPTION]); - PUSH(jstack, ARM_R0); - break; - } - - case opc_multianewarray: { - unsigned loc; - - Thumb2_Flush(jinfo); - mov_imm(jinfo->codebuf, ARM_R0, bci+CONSTMETHOD_CODEOFFSET); - mov_imm(jinfo->codebuf, ARM_R1, code_base[bci+3] * 4); - Thumb2_save_locals(jinfo, stackdepth); - bl(jinfo->codebuf, handlers[H_MULTIANEWARRAY]); - Thumb2_restore_locals(jinfo, stackdepth - code_base[bci+3]); - ldr_imm(jinfo->codebuf, ARM_R0, Rthread, THREAD_VM_RESULT, 1, 0); - mov_imm(jinfo->codebuf, ARM_R2, 0); - str_imm(jinfo->codebuf, ARM_R2, Rthread, THREAD_VM_RESULT, 1, 0); - cmp_imm(jinfo->codebuf, ARM_R0, 0); - it(jinfo->codebuf, COND_EQ, IT_MASK_T); - bl(jinfo->codebuf, handlers[H_HANDLE_EXCEPTION]); - PUSH(jstack, ARM_R0); - break; - } - - case opc_arraylength: { - Reg r_obj, r_len; - - Thumb2_Fill(jinfo, 1); - r_obj = POP(jstack); - Thumb2_Spill(jinfo, 1, 0); - r_len = JSTACK_REG(jstack); - PUSH(jstack, r_len); - ldr_imm(jinfo->codebuf, r_len, r_obj, 8, 1, 0); - break; - } - - case opc_lookupswitch: { - unsigned w; - unsigned nbci; - int def; - int npairs; // The Java spec says signed but must be >= 0?? - unsigned *table, *tablep; - unsigned r; - unsigned oldidx; - unsigned table_loc; - int i; - - nbci = bci & ~3; - w = *(unsigned int *)(code_base + nbci + 4); - def = bci + (int)BYTESEX_REVERSE(w); - w = *(unsigned int *)(code_base + nbci + 8); - npairs = (int)BYTESEX_REVERSE(w); - table = (unsigned int *)(code_base + nbci + 12); - - Thumb2_Fill(jinfo, 1); - r = POP(jstack); - - table_loc = out_loc(jinfo->codebuf); - for (i = 0, tablep = table; i < npairs; i++) { - unsigned match; - - w = tablep[0]; - match = BYTESEX_REVERSE(w); - tablep += 2; - cmp_imm(jinfo->codebuf, r, match); - t2_bug_align(jinfo->codebuf); - forward_32(jinfo->codebuf); - } - t2_bug_align(jinfo->codebuf); - forward_32(jinfo->codebuf); - Thumb2_codegen(jinfo, bci+len); - - oldidx = codebuf->idx; - codebuf->idx = table_loc >> 1; - for (i = 0, tablep = table; i < npairs; i++) { - unsigned match; - unsigned dest; - unsigned loc; - - w = tablep[0]; - match = BYTESEX_REVERSE(w); - w = tablep[1]; - dest = bci + (int)BYTESEX_REVERSE(w); - tablep += 2; - cmp_imm(jinfo->codebuf, r, match); - JASSERT(jinfo->bc_stackinfo[dest] & BC_COMPILED, "code not compiled"); - t2_bug_align(jinfo->codebuf); - loc = forward_32(jinfo->codebuf); - branch_patch(jinfo->codebuf, COND_EQ, loc, jinfo->bc_stackinfo[dest] & ~BC_FLAGS_MASK); - } - JASSERT(jinfo->bc_stackinfo[def] & BC_COMPILED, "default in lookupswitch not compiled"); - t2_bug_align(jinfo->codebuf); - branch_uncond_patch(jinfo->codebuf, out_loc(jinfo->codebuf), jinfo->bc_stackinfo[def] & ~BC_FLAGS_MASK); - codebuf->idx = oldidx; - - bci = (unsigned)-1; - len = 0; - - break; - } - - case opc_tableswitch: { - int low, high, i; - unsigned w; - unsigned *table, *tablep; - unsigned nbci; - int def; - unsigned loc, table_loc; - unsigned r, rs; - unsigned oldidx; - unsigned negative_offsets, negative_branch_table; - - nbci = bci & ~3; - w = *(unsigned int *)(code_base + nbci + 8); - low = (int)BYTESEX_REVERSE(w); - w = *(unsigned int *)(code_base + nbci + 12); - high = (int)BYTESEX_REVERSE(w); - w = *(unsigned int *)(code_base + nbci + 4); - def = bci + (int)BYTESEX_REVERSE(w); - table = (unsigned int *)(code_base + nbci + 16); - - Thumb2_Fill(jinfo, 1); - rs = POP(jstack); - r = Thumb2_Tmp(jinfo, (1<<rs)); - sub_imm(jinfo->codebuf, r, rs, low); - cmp_imm(jinfo->codebuf, r, (high-low)+1); - loc = 0; - if (jinfo->bc_stackinfo[def] & BC_COMPILED) - branch(jinfo->codebuf, COND_CS, jinfo->bc_stackinfo[def] & ~BC_FLAGS_MASK); - else - loc = forward_32(jinfo->codebuf); - tbh(jinfo->codebuf, ARM_PC, r); - table_loc = out_loc(jinfo->codebuf); - negative_offsets = 0; - for (i = low, tablep = table; i <= high; i++) { - int offset; - w = *tablep++; - offset = (int)BYTESEX_REVERSE(w); - if (offset < 0) negative_offsets++; - out_16(jinfo->codebuf, 0); - } - negative_branch_table = out_loc(jinfo->codebuf); - for (i = 0; i < (int)negative_offsets; i++) { - t2_bug_align(jinfo->codebuf); - out_16x2(jinfo->codebuf, 0); - } - - Thumb2_codegen(jinfo, bci+len); - - if (loc) { - JASSERT(jinfo->bc_stackinfo[def] & BC_COMPILED, "def not compiled in tableswitch"); - branch_patch(jinfo->codebuf, COND_CS, loc, jinfo->bc_stackinfo[def] & ~BC_FLAGS_MASK); - } - - oldidx = codebuf->idx; - codebuf->idx = table_loc >> 1; - for (i = low, tablep = table; i <= high; i++) { - unsigned dest; - int offset; - - w = *tablep++; - offset = (int)BYTESEX_REVERSE(w); - dest = bci + offset; - JASSERT(jinfo->bc_stackinfo[dest] & BC_COMPILED, "code not compiled"); - dest = jinfo->bc_stackinfo[dest] & ~BC_FLAGS_MASK; - if (offset < 0) { - unsigned oldidx; - out_16(jinfo->codebuf, (negative_branch_table >> 1) - (table_loc >> 1)); - PATCH(negative_branch_table) { - t2_bug_align(jinfo->codebuf); - branch_uncond_patch(jinfo->codebuf, out_loc(jinfo->codebuf), dest); - negative_branch_table = out_loc(jinfo->codebuf); - } HCTAP; - } else { - JASSERT((dest & 1) == 0 && (table_loc & 1) == 0, "unaligned code"); - offset = (dest >> 1) - (table_loc >> 1); - if (offset >= 65536) { - longjmp(compiler_error_env, COMPILER_RESULT_FAILED); - } - out_16(jinfo->codebuf, offset); - } - } - codebuf->idx = oldidx; - bci = (unsigned)-1; - len = 0; - break; - } - - case opc_wide: { - unsigned local = GET_JAVA_U2(code_base + bci + 2); - opcode = code_base[bci+1]; - if (opcode == opc_iinc) { - int constant = GET_JAVA_S2(code_base + bci + 4); - unsigned r = jinfo->jregs->r_local[local]; - - if (!r) { - int nlocals = jinfo->method->max_locals(); - r = ARM_IP; - stackdepth -= jstack->depth; - if (jinfo->method->is_synchronized()) stackdepth += frame::interpreter_frame_monitor_size(); - load_local(jinfo, r, local, stackdepth); - add_imm(jinfo->codebuf, r, r, constant); - store_local(jinfo, r, local, stackdepth); - } else { - Thumb2_Corrupt(jinfo, r, 0); - add_imm(jinfo->codebuf, r, r, constant); - } - } else if (opcode == opc_ret) { - Thumb2_Exit(jinfo, H_RET, bci, stackdepth); - } else { - if (opcode == opc_iload || - opcode == opc_fload || opcode == opc_aload) - Thumb2_Load(jinfo, local, stackdepth); - else if (opcode == opc_lload || opcode == opc_dload) - Thumb2_LoadX2(jinfo, local, stackdepth); - else if (opcode == opc_istore || - opcode == opc_fstore || opcode == opc_astore) - Thumb2_Store(jinfo, local, stackdepth); - else if (opcode == opc_lstore || opcode == opc_dstore) - Thumb2_StoreX2(jinfo, local, stackdepth); - else fatal1("Undefined wide opcode %d\n", opcode); - } - break; - } - - default: - JASSERT(0, "unknown bytecode"); - break; - } - bci += len; -#ifdef T2EE_PRINT_DISASS - if (len == 0) { - if (start_idx == jinfo->codebuf->idx) start_bci[start_idx] = -1; - } else - end_bci[start_idx] = bci; -#endif - } -} - -#define BEG_BCI_OFFSET 0 -#define END_BCI_OFFSET 1 -#define HANDLER_BCI_OFFSET 2 -#define KLASS_INDEX_OFFSET 3 -#define ENTRY_SIZE 4 - -extern "C" int Thumb2_lr_to_bci(unsigned lr, methodOop method, Reg *regs, unsigned *locals) -{ - Compiled_Method *cmethod = compiled_method_list; - typeArrayOop table = method->exception_table(); - constantPoolOop pool = method->constants(); - int length = table->length(); - - while (cmethod) { - unsigned *exception_table = cmethod->exception_table; - if (exception_table) { - unsigned code_base = (unsigned)cmethod; - if (code_base <= lr && lr <= (unsigned)exception_table) { - int exception_index = -1; - unsigned exception_found = 0; - - for (int i = 0; i < length; i += ENTRY_SIZE) { - unsigned offsets = *exception_table++; - unsigned exc_beg = code_base + ((offsets >> 16) << 1); - unsigned exc_end = code_base + ((offsets & 0xffff) << 1); - - if (exc_beg <= lr && lr <= exc_end) { - if (exc_beg > exception_found) { - // With nested try catch blocks, choose the most deeply nested - exception_found = exc_beg; - exception_index = i; - } - } - if (exception_index >= 0) { - if (regs) { - for (unsigned i = 0; i < PREGS; i++) { - int local = cmethod->regusage[i]; - if (local >= 0) { - locals[-local] = regs[i]; - } - } - } - return table->int_at(exception_index + BEG_BCI_OFFSET); - } - } - } - } - cmethod = cmethod->next; - } - return -1; -} - -void Thumb2_generate_exception_table(Compiled_Method *cmethod, Thumb2_Info *jinfo) -{ - methodOop method = jinfo->method; - typeArrayOop table = method->exception_table(); - constantPoolOop pool = method->constants(); - int length = table->length(); - unsigned *bc_stackinfo = jinfo->bc_stackinfo; - - cmethod->exception_table = (unsigned *)out_pos(jinfo->codebuf); - for (int i = 0; i < length; i += ENTRY_SIZE) { - int beg_bci = table->int_at(i + BEG_BCI_OFFSET); - int end_bci = table->int_at(i + END_BCI_OFFSET); - unsigned stackinfo; - unsigned beg_offset, end_offset; - - stackinfo = bc_stackinfo[beg_bci]; - beg_offset = (stackinfo & ~BC_FLAGS_MASK) >> 1; - stackinfo = bc_stackinfo[end_bci]; - end_offset = (stackinfo & ~BC_FLAGS_MASK) >> 1; - if (!(beg_offset != 0 && end_offset >= beg_offset && end_offset < 65536)) { - longjmp(compiler_error_env, COMPILER_RESULT_FAILED); - } - out_32(jinfo->codebuf, (beg_offset << 16) | (end_offset)); - } -} - -void Thumb2_tablegen(Compiled_Method *cmethod, Thumb2_Info *jinfo) -{ - unsigned code_size = jinfo->code_size; - jubyte *code_base = jinfo->code_base; - unsigned *bc_stackinfo = jinfo->bc_stackinfo; - unsigned bci; - unsigned count = 0; - unsigned i; - CodeBuf *codebuf = jinfo->codebuf; - - cmethod->osr_table = (unsigned *)out_pos(jinfo->codebuf); - out_32(codebuf, 0); - bc_stackinfo[0] |= BC_BACK_TARGET; - for (bci = 0; bci < code_size;) { - unsigned stackinfo = bc_stackinfo[bci]; - unsigned bytecodeinfo; - unsigned opcode; - - if (stackinfo & BC_BACK_TARGET) { - unsigned code_offset = (stackinfo & ~BC_FLAGS_MASK) >> 1; - JASSERT(stackinfo & BC_COMPILED, "back branch target not compiled???"); - if (code_offset >= 65536) { - longjmp(compiler_error_env, COMPILER_RESULT_FAILED); - } -// JASSERT(code_offset < (1<<16), "oops, codesize too big"); - out_32(codebuf, (bci << 16) | code_offset); - count++; - } - - opcode = code_base[bci]; - bytecodeinfo = bcinfo[opcode]; - if (!BCI_SPECIAL(bytecodeinfo)) { - bci += BCI_LEN(bytecodeinfo); - continue; - } else { - int len = Bytecodes::length_for((Bytecodes::Code)opcode); - if (len <= 0) len = Bytecodes::special_length_at((address)(code_base+bci), (address)(code_base+code_size)); - bci += len; - } - } - *cmethod->osr_table = count; - if (jinfo->method->has_exception_handler()) - Thumb2_generate_exception_table(cmethod, jinfo); -} - -extern "C" void Thumb2_Clear_Cache(char *base, char *limit); -#define IS_COMPILED(e, cb) ((e) >= (unsigned)(cb) && (e) < (unsigned)(cb) + (cb)->size) - -unsigned Thumb2_osr_from_bci(Compiled_Method *cmethod, unsigned bci) -{ - unsigned *osr_table; - unsigned count; - unsigned i; - - osr_table = cmethod->osr_table; - if (!osr_table) return 0; - count = *osr_table++; - for (i = 0; i < count; i++) { - unsigned u = *osr_table++; - - if (bci == (u>>16)) return (u & 0xffff) << 1; - } - return 0; -} - -static int DebugSwitch = 1; - -extern "C" void Debug_Ignore_Safepoints(void) -{ - printf("Ignore Safepoints\n"); -} - -extern "C" void Debug_Notice_Safepoints(void) -{ - printf("Notice Safepoints\n"); -} - -extern "C" void Debug_ExceptionReturn(interpreterState istate, intptr_t *stack) -{ - JavaThread *thread = istate->thread(); - - if (thread->has_pending_exception()) { - Handle ex(thread, thread->pending_exception()); - tty->print_cr("Exception %s", Klass::cast(ex->klass())->external_name()); - } -} - -extern "C" void Debug_Stack(intptr_t *stack) -{ - int i; - char msg[16]; - - tty->print(" Stack:"); - for (i = 0; i < 6; i++) { - tty->print(" ["); - sprintf(msg, "%d", i); - tty->print(msg); - tty->print("] = "); - sprintf(msg, "%08x", (int)stack[i]); - tty->print(msg); - } - tty->cr(); -} - -extern "C" void Debug_MethodEntry(interpreterState istate, intptr_t *stack, methodOop callee) -{ -#if 0 - if (DebugSwitch) { - methodOop method = istate->method(); - tty->print("Entering "); - callee->print_short_name(tty); - tty->print(" from "); - method->print_short_name(tty); - tty->cr(); - Debug_Stack(stack); - tty->flush(); - } -#endif -} - -extern "C" void Debug_MethodExit(interpreterState istate, intptr_t *stack) -{ - if (DebugSwitch) { - methodOop method = istate->method(); - JavaThread *thread = istate->thread(); - oop exc = thread->pending_exception(); - - if (!exc) return; - tty->print("Leaving "); - method->print_short_name(tty); - tty->cr(); - Debug_Stack(stack); - tty->flush(); - if (exc) tty->print_cr("Exception %s", exc->print_value_string()); - } -} - -extern "C" void Debug_MethodCall(interpreterState istate, intptr_t *stack, methodOop callee) -{ -#if 0 - if (DebugSwitch) { - methodOop method = istate->method(); - tty->print("Calling "); - callee->print_short_name(tty); - tty->print(" from "); - method->print_short_name(tty); - tty->cr(); - Debug_Stack(stack); - tty->flush(); - } -#endif -} - -extern "C" int Debug_irem_Handler(int a, int b) -{ - printf("%d %% %d\n", a, b); - return a%b; -} - -extern "C" void Thumb2_Install(methodOop mh, u32 entry); - -#define IS_COMPILED(e, cb) ((e) >= (unsigned)(cb) && (e) < (unsigned)(cb) + (cb)->size) - -extern "C" unsigned cmpxchg_ptr(unsigned new_value, volatile unsigned *ptr, unsigned cmp_value); -static volatile unsigned compiling; -static unsigned CompileCount = 0; -static unsigned MaxCompile = 130; - -#define COMPILE_ONLY 0 -#define COMPILE_COUNT 0 -#define DISASS_AFTER 0 -//#define COMPILE_LIST 0 - -#ifdef COMPILE_LIST -static const char *compile_list[] = { - 0 -}; -#endif - -static unsigned compiled_methods = 0; - -#ifdef T2EE_PRINT_STATISTICS -static unsigned bytecodes_compiled = 0; -static unsigned arm_code_generated = 0; -static unsigned total_zombie_bytes = 0; -static clock_t total_compile_time = 0; -#endif - -extern unsigned CPUInfo; -static int DisableCompiler = 0; - -extern "C" unsigned long long Thumb2_Compile(JavaThread *thread, unsigned branch_pc) -{ - HandleMark __hm(thread); - frame fr = thread->last_frame(); - methodOop method = fr.interpreter_frame_method(); - symbolOop name = method->name(); - symbolOop sig = method->signature(); - jbyte *base = sig->base();; - - jubyte *code_base = (jubyte *)method->code_base(); - int code_size = method->code_size(); - InvocationCounter* ic = method->invocation_counter(); - InvocationCounter* bc = method->backedge_counter(); - Thumb2_Info jinfo_str; - CodeBuf codebuf_str; - Thumb2_Stack jstack_str; - Thumb2_Registers jregs_str; - int idx; - u32 code_handle, slow_entry; - Thumb2_CodeBuf *cb = thumb2_codebuf; - int rc; - char *saved_hp; - Compiled_Method *cmethod; - u32 compiled_offset; - Thumb2_Entrypoint thumb_entry; - int compiled_accessor; - - if (DisableCompiler || method->is_not_compilable()) { - ic->set(ic->state(), 1); - bc->set(ic->state(), 1); - return 0; - } - - slow_entry = *(unsigned *)method->from_interpreted_entry(); - if (IS_COMPILED(slow_entry, cb)) { - cmethod = (Compiled_Method *)(slow_entry & ~TBIT); - compiled_offset = Thumb2_osr_from_bci(cmethod, branch_pc); - if (compiled_offset == 0) return 0; - thumb_entry.compiled_entrypoint = slow_entry + compiled_offset; - thumb_entry.osr_entry = (unsigned)cmethod->osr_entry | TBIT; - return *(unsigned long long *)&thumb_entry; - } - - ic->decay(); - bc->decay(); - - // Dont compile anything with code size >= 32K. - // We rely on the bytecode index fitting in 16 bits - // - // Dont compile anything with max stack + maxlocal > 1K - // The range of an LDR in T2 is -4092..4092 - // Othersize we have difficulty access the locals from the stack pointer - // - if (code_size > THUMB2_MAX_BYTECODE_SIZE || - (method->max_locals() + method->max_stack()) >= 1000 || - method->has_monitor_bytecodes()) { - method->set_not_compilable(); - return 0; - } - - if (COMPILE_COUNT && compiled_methods == COMPILE_COUNT) return 0; - - if (COMPILE_ONLY) { - if (strcmp(name->as_C_string(), COMPILE_ONLY) != 0) return 0; - } - -#ifdef COMPILE_LIST - { - const char **argv = compile_list; - const char *s; - while (s = *argv++) { - if (strcmp(s, method->name_and_sig_as_C_string()) == 0) - break; - } - if (!s) return 0; - } -#endif - - saved_hp = cb->hp; - if (rc = setjmp(compiler_error_env)) { - cb->hp = saved_hp; - if (rc == COMPILER_RESULT_FAILED) - method->set_not_compilable(); - if (rc == COMPILER_RESULT_FATAL) - DisableCompiler = 1; - compiling = 0; - return 0; - } - - if (cmpxchg_ptr(1, &compiling, 0)) return 0; - -#ifdef T2EE_PRINT_STATISTICS - clock_t compile_time = clock(); -#endif - -#ifdef T2EE_PRINT_COMPILATION - if (t2ee_print_compilation) { - fprintf(stderr, "Compiling %d %c%c %s\n", - compiled_methods, - method->is_synchronized() ? 'S' : ' ', - method->has_exception_handler() ? 'E' : ' ', - method->name_and_sig_as_C_string()); - } -#endif - - memset(bc_stackinfo, 0, code_size * sizeof(unsigned)); - memset(locals_info, 0, method->max_locals() * sizeof(unsigned)); -#ifdef T2EE_PRINT_DISASS - memset(start_bci, 0xff, sizeof(start_bci)); - memset(end_bci, 0xff, sizeof(end_bci)); -#endif - - jinfo_str.thread = thread; - jinfo_str.method = method; - jinfo_str.code_base = code_base; - jinfo_str.code_size = code_size; - jinfo_str.bc_stackinfo = bc_stackinfo; - jinfo_str.locals_info = locals_info; - jinfo_str.compiled_return = 0; - jinfo_str.zombie_bytes = 0; - jinfo_str.is_leaf = 1; - - Thumb2_local_info_from_sig(&jinfo_str, method, base); - - Thumb2_pass1(&jinfo_str, 0); - Thumb2_pass2(&jinfo_str, 0, 0); - - codebuf_str.codebuf = (unsigned short *)cb->hp; - codebuf_str.idx = 0; - codebuf_str.limit = (unsigned short *)cb->sp - (unsigned short *)cb->hp; - - jstack_str.stack = stack; - jstack_str.depth = 0; - - memset(r_local, 0, method->max_locals() * sizeof(unsigned)); - - jregs_str.r_local = r_local; - - jinfo_str.codebuf = &codebuf_str; - jinfo_str.jstack = &jstack_str; - jinfo_str.jregs = &jregs_str; - - jregs_str.pregs[0] = JAZ_V1; - jregs_str.pregs[1] = JAZ_V2; - jregs_str.pregs[2] = JAZ_V3; - jregs_str.pregs[3] = JAZ_V4; - -#ifndef USE_RLOCAL - jregs_str.pregs[4] = JAZ_V5; -#endif - - jregs_str.npregs = PREGS; - - Thumb2_RegAlloc(&jinfo_str); - - slow_entry = out_align(&codebuf_str, CODE_ALIGN); - cmethod = (Compiled_Method *)slow_entry; - slow_entry |= TBIT; - - cb->hp += codebuf_str.idx * 2; - codebuf_str.codebuf = (unsigned short *)cb->hp; - codebuf_str.idx = 0; - codebuf_str.limit = (unsigned short *)cb->sp - (unsigned short *)cb->hp; - - compiled_accessor = 1; - if (!method->is_accessor() || !Thumb2_Accessor(&jinfo_str)) { - Thumb2_Enter(&jinfo_str); - Thumb2_codegen(&jinfo_str, 0); - compiled_accessor = 0; - } - -#ifdef T2EE_PRINT_DISASS - if (DISASS_AFTER == 0 || compiled_methods >= DISASS_AFTER) - if (t2ee_print_disass) - Thumb2_disass(&jinfo_str); -#endif - - for (int i = 0; i < PREGS; i++) - cmethod->regusage[i] = jregs_str.mapping[i]; - - Thumb2_Clear_Cache(cb->hp, cb->hp + codebuf_str.idx * 2); - -#ifdef T2EE_PRINT_STATISTICS - compile_time = clock() - compile_time; - total_compile_time += compile_time; - - if (t2ee_print_statistics) { - unsigned codegen = codebuf_str.idx * 2; - bytecodes_compiled += code_size; - arm_code_generated += codegen; - total_zombie_bytes += jinfo_str.zombie_bytes; - fprintf(stderr, "%d bytecodes => %d bytes code in %.2f sec, totals: %d => %d in %.2f sec\n", - code_size, codegen, (double)compile_time/(double)CLOCKS_PER_SEC, - bytecodes_compiled, arm_code_generated, (double)total_compile_time/(double)CLOCKS_PER_SEC); - } -#endif - - code_handle = out_align(&codebuf_str, sizeof(address)); - - out_32(&codebuf_str, slow_entry); - - if (!compiled_accessor) - Thumb2_tablegen(cmethod, &jinfo_str); - - cb->hp += codebuf_str.idx * 2; - - *compiled_method_list_tail_ptr = cmethod; - compiled_method_list_tail_ptr = &(cmethod->next); - - Thumb2_Install(method, code_handle); - - compiled_methods++; - - compiling = 0; - - compiled_offset = Thumb2_osr_from_bci(cmethod, branch_pc); - if (compiled_offset == 0) return 0; - thumb_entry.compiled_entrypoint = slow_entry + compiled_offset; - thumb_entry.osr_entry = (unsigned)cmethod->osr_entry | TBIT; - return *(unsigned long long *)&thumb_entry; -} - -extern "C" void Thumb2_DivZero_Handler(void); -extern "C" void Thumb2_ArrayBounds_Handler(void); -extern "C" void Thumb2_Handle_Exception(void); -extern "C" void Thumb2_Handle_Exception_NoRegs(void); -extern "C" void Thumb2_Exit_To_Interpreter(void); -extern "C" void Thumb2_Stack_Overflow(void); - -extern "C" void __divsi3(void); -extern "C" void __aeabi_ldivmod(void); -extern "C" void __aeabi_i2f(void); -extern "C" void __aeabi_i2d(void); -extern "C" void __aeabi_l2f(void); -extern "C" void __aeabi_l2d(void); -extern "C" void __aeabi_f2d(void); -extern "C" void __aeabi_d2f(void); -extern "C" void Helper_new(void); -extern "C" void Helper_instanceof(void); -extern "C" void Helper_checkcast(void); -extern "C" void Helper_aastore(void); -extern "C" void Helper_aputfield(void); -extern "C" void Helper_synchronized_enter(void); -extern "C" void Helper_synchronized_exit(void); - -extern "C" void _ZN13SharedRuntime3f2iEf(void); -extern "C" void _ZN13SharedRuntime3f2lEf(void); -extern "C" void _ZN13SharedRuntime3d2iEd(void); -extern "C" void _ZN13SharedRuntime3d2lEd(void); -extern "C" void _ZN18InterpreterRuntime8newarrayEP10JavaThread9BasicTypei(void); -extern "C" void _ZN18InterpreterRuntime9anewarrayEP10JavaThreadP19constantPoolOopDescii(void); -extern "C" void _ZN18InterpreterRuntime14multianewarrayEP10JavaThreadPi(void); -extern "C" void _ZN18InterpreterRuntime3ldcEP10JavaThreadb(void); - -extern char Thumb2_stubs[]; -extern char Thumb2_stubs_end[]; -extern char Thumb2_idiv_stub[]; -extern char Thumb2_irem_stub[]; -extern char Thumb2_invokeinterface_stub[]; -extern char Thumb2_invokevirtual_stub[]; -extern char Thumb2_invokestatic_stub[]; -extern char Thumb2_invokespecial_stub[]; -extern char Thumb2_getfield_word_stub[]; -extern char Thumb2_getfield_sh_stub[]; -extern char Thumb2_getfield_h_stub[]; -extern char Thumb2_getfield_sb_stub[]; -extern char Thumb2_getfield_dw_stub[]; -extern char Thumb2_putfield_word_stub[]; -extern char Thumb2_putfield_h_stub[]; -extern char Thumb2_putfield_b_stub[]; -extern char Thumb2_putfield_a_stub[]; -extern char Thumb2_putfield_dw_stub[]; -extern char Thumb2_getstatic_word_stub[]; -extern char Thumb2_getstatic_sh_stub[]; -extern char Thumb2_getstatic_h_stub[]; -extern char Thumb2_getstatic_sb_stub[]; -extern char Thumb2_getstatic_dw_stub[]; -extern char Thumb2_putstatic_word_stub[]; -extern char Thumb2_putstatic_h_stub[]; -extern char Thumb2_putstatic_b_stub[]; -extern char Thumb2_putstatic_a_stub[]; -extern char Thumb2_putstatic_dw_stub[]; - -#define STUBS_SIZE (Thumb2_stubs_end-Thumb2_stubs) -#define IDIV_STUB (Thumb2_idiv_stub-Thumb2_stubs) -#define IREM_STUB (Thumb2_irem_stub-Thumb2_stubs) -#define INVOKEINTERFACE_STUB (Thumb2_invokeinterface_stub-Thumb2_stubs) -#define INVOKEVIRTUAL_STUB (Thumb2_invokevirtual_stub-Thumb2_stubs) -#define INVOKESTATIC_STUB (Thumb2_invokestatic_stub-Thumb2_stubs) -#define INVOKESPECIAL_STUB (Thumb2_invokespecial_stub-Thumb2_stubs) -#define GETFIELD_WORD_STUB (Thumb2_getfield_word_stub-Thumb2_stubs) -#define GETFIELD_SH_STUB (Thumb2_getfield_sh_stub-Thumb2_stubs) -#define GETFIELD_H_STUB (Thumb2_getfield_h_stub-Thumb2_stubs) -#define GETFIELD_SB_STUB (Thumb2_getfield_sb_stub-Thumb2_stubs) -#define GETFIELD_DW_STUB (Thumb2_getfield_dw_stub-Thumb2_stubs) -#define PUTFIELD_WORD_STUB (Thumb2_putfield_word_stub-Thumb2_stubs) -#define PUTFIELD_H_STUB (Thumb2_putfield_h_stub-Thumb2_stubs) -#define PUTFIELD_B_STUB (Thumb2_putfield_b_stub-Thumb2_stubs) -#define PUTFIELD_A_STUB (Thumb2_putfield_a_stub-Thumb2_stubs) -#define PUTFIELD_DW_STUB (Thumb2_putfield_dw_stub-Thumb2_stubs) -#define GETSTATIC_WORD_STUB (Thumb2_getstatic_word_stub-Thumb2_stubs) -#define GETSTATIC_SH_STUB (Thumb2_getstatic_sh_stub-Thumb2_stubs) -#define GETSTATIC_H_STUB (Thumb2_getstatic_h_stub-Thumb2_stubs) -#define GETSTATIC_SB_STUB (Thumb2_getstatic_sb_stub-Thumb2_stubs) -#define GETSTATIC_DW_STUB (Thumb2_getstatic_dw_stub-Thumb2_stubs) -#define PUTSTATIC_WORD_STUB (Thumb2_putstatic_word_stub-Thumb2_stubs) -#define PUTSTATIC_H_STUB (Thumb2_putstatic_h_stub-Thumb2_stubs) -#define PUTSTATIC_B_STUB (Thumb2_putstatic_b_stub-Thumb2_stubs) -#define PUTSTATIC_A_STUB (Thumb2_putstatic_a_stub-Thumb2_stubs) -#define PUTSTATIC_DW_STUB (Thumb2_putstatic_dw_stub-Thumb2_stubs) - -extern "C" void Thumb2_NullPtr_Handler(void); - - -extern "C" int Thumb2_Check_Null(unsigned *regs, unsigned pc) -{ - Thumb2_CodeBuf *cb = thumb2_codebuf; - if (!(CPUInfo & ARCH_THUMBEE)) return 0; - if (IS_COMPILED(pc, cb)) { - regs[ARM_LR] = pc; - regs[ARM_PC] = (unsigned)Thumb2_NullPtr_Handler; - regs[ARM_CPSR] &= ~CPSR_THUMB_BIT; - return 1; - } - return 0; -} - -extern "C" void Thumb2_Initialize(void) -{ - CodeBuf codebuf; - Thumb2_CodeBuf *cb; - u32 h_divzero; - u32 loc_irem, loc_idiv, loc_ldiv; - int rc; - - if (!(CPUInfo & ARCH_THUMBEE)) { - DisableCompiler = 1; - return; - } - -#ifdef T2EE_PRINT_COMPILATION - t2ee_print_compilation = getenv("T2EE_PRINT_COMPILATION"); -#endif -#ifdef T2EE_PRINT_STATISTICS - t2ee_print_statistics = getenv("T2EE_PRINT_STATISTICS"); -#endif -#ifdef T2EE_PRINT_DISASS - t2ee_print_disass = getenv("T2EE_PRINT_DISASS"); -#endif -#ifdef T2EE_PRINT_REGUSAGE - t2ee_print_regusage = getenv("T2EE_PRINT_REGUSAGE"); -#endif - - cb = (Thumb2_CodeBuf *)mmap(0, THUMB2_CODEBUF_SIZE, PROT_EXEC|PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, 0, 0); - if (cb == MAP_FAILED) { - DisableCompiler = 1; - return; - } - - cb->size = THUMB2_CODEBUF_SIZE; - cb->hp = (char *)cb + sizeof(Thumb2_CodeBuf); - cb->sp = (char *)cb + THUMB2_CODEBUF_SIZE; - - codebuf.codebuf = (unsigned short *)cb->hp; - codebuf.idx = 0; - codebuf.limit = (unsigned short *)cb->sp - (unsigned short *)cb->hp; - - if (rc = setjmp(compiler_error_env)) { - DisableCompiler = 1; - return; - } - -#if 1 - memcpy(cb->hp, Thumb2_stubs, STUBS_SIZE); - - handlers[H_IDIV] = (unsigned)(cb->hp + IDIV_STUB); - handlers[H_IREM] = (unsigned)(cb->hp + IREM_STUB); - handlers[H_INVOKEINTERFACE] = (unsigned)(cb->hp + INVOKEINTERFACE_STUB); - handlers[H_INVOKEVIRTUAL] = (unsigned)(cb->hp + INVOKEVIRTUAL_STUB); - handlers[H_INVOKESTATIC] = (unsigned)(cb->hp + INVOKESTATIC_STUB); - handlers[H_INVOKESPECIAL] = (unsigned)(cb->hp + INVOKESPECIAL_STUB); - - handlers[H_GETFIELD_WORD] = (unsigned)(cb->hp + GETFIELD_WORD_STUB); - handlers[H_GETFIELD_SH] = (unsigned)(cb->hp + GETFIELD_SH_STUB); - handlers[H_GETFIELD_H] = (unsigned)(cb->hp + GETFIELD_H_STUB); - handlers[H_GETFIELD_SB] = (unsigned)(cb->hp + GETFIELD_SB_STUB); - handlers[H_GETFIELD_DW] = (unsigned)(cb->hp + GETFIELD_DW_STUB); - - handlers[H_PUTFIELD_WORD] = (unsigned)(cb->hp + PUTFIELD_WORD_STUB); - handlers[H_PUTFIELD_H] = (unsigned)(cb->hp + PUTFIELD_H_STUB); - handlers[H_PUTFIELD_B] = (unsigned)(cb->hp + PUTFIELD_B_STUB); - handlers[H_PUTFIELD_A] = (unsigned)(cb->hp + PUTFIELD_A_STUB); - handlers[H_PUTFIELD_DW] = (unsigned)(cb->hp + PUTFIELD_DW_STUB); - - handlers[H_GETSTATIC_WORD] = (unsigned)(cb->hp + GETSTATIC_WORD_STUB); - handlers[H_GETSTATIC_SH] = (unsigned)(cb->hp + GETSTATIC_SH_STUB); - handlers[H_GETSTATIC_H] = (unsigned)(cb->hp + GETSTATIC_H_STUB); - handlers[H_GETSTATIC_SB] = (unsigned)(cb->hp + GETSTATIC_SB_STUB); - handlers[H_GETSTATIC_DW] = (unsigned)(cb->hp + GETSTATIC_DW_STUB); - - handlers[H_PUTSTATIC_WORD] = (unsigned)(cb->hp + PUTSTATIC_WORD_STUB); - handlers[H_PUTSTATIC_H] = (unsigned)(cb->hp + PUTSTATIC_H_STUB); - handlers[H_PUTSTATIC_B] = (unsigned)(cb->hp + PUTSTATIC_B_STUB); - handlers[H_PUTSTATIC_A] = (unsigned)(cb->hp + PUTSTATIC_A_STUB); - handlers[H_PUTSTATIC_DW] = (unsigned)(cb->hp + PUTSTATIC_DW_STUB); - - codebuf.idx += (Thumb2_stubs_end-Thumb2_stubs) >> 1; -#endif - - handlers[H_LDIV] = handlers[H_LREM] = out_pos(&codebuf); - dop_reg(&codebuf, DP_ORR, ARM_IP, ARM_R2, ARM_R3, 0, 0); - loc_ldiv = forward_16(&codebuf); - mov_imm(&codebuf, ARM_IP, (u32)__aeabi_ldivmod); - mov_reg(&codebuf, ARM_PC, ARM_IP); - bcc_patch(&codebuf, COND_EQ, loc_ldiv); - mov_imm(&codebuf, ARM_IP, (u32)Thumb2_DivZero_Handler); - mov_reg(&codebuf, ARM_PC, ARM_IP); - - handlers[H_ARRAYBOUND] = out_pos(&codebuf); - mov_imm(&codebuf, ARM_R3, (u32)Thumb2_ArrayBounds_Handler); - mov_reg(&codebuf, ARM_PC, ARM_R3); - - handlers[H_HANDLE_EXCEPTION] = out_pos(&codebuf); - mov_imm(&codebuf, ARM_R3, (u32)Thumb2_Handle_Exception); - mov_reg(&codebuf, ARM_PC, ARM_R3); - - handlers[H_HANDLE_EXCEPTION_NO_REGS] = out_pos(&codebuf); - mov_imm(&codebuf, ARM_R3, (u32)Thumb2_Handle_Exception_NoRegs); - mov_reg(&codebuf, ARM_PC, ARM_R3); - - handlers[H_STACK_OVERFLOW] = out_pos(&codebuf); - mov_imm(&codebuf, ARM_R3, (u32)Thumb2_Stack_Overflow); - mov_reg(&codebuf, ARM_PC, ARM_R3); - - handlers[H_DREM] = out_pos(&codebuf); - mov_imm(&codebuf, ARM_IP, (u32)fmod); - mov_reg(&codebuf, ARM_PC, ARM_IP); - - handlers[H_FREM] = out_pos(&codebuf); - mov_imm(&codebuf, ARM_R3, (u32)fmodf); - mov_reg(&codebuf, ARM_PC, ARM_R3); - - handlers[H_I2F] = out_pos(&codebuf); - mov_imm(&codebuf, ARM_IP, (u32)__aeabi_i2f); - mov_reg(&codebuf, ARM_PC, ARM_IP); - - handlers[H_I2D] = out_pos(&codebuf); - mov_imm(&codebuf, ARM_IP, (u32)__aeabi_i2d); - mov_reg(&codebuf, ARM_PC, ARM_IP); - - handlers[H_L2F] = out_pos(&codebuf); - mov_imm(&codebuf, ARM_IP, (u32)__aeabi_l2f); - mov_reg(&codebuf, ARM_PC, ARM_IP); - - handlers[H_L2D] = out_pos(&codebuf); - mov_imm(&codebuf, ARM_IP, (u32)__aeabi_l2d); - mov_reg(&codebuf, ARM_PC, ARM_IP); - - handlers[H_F2I] = out_pos(&codebuf); - mov_imm(&codebuf, ARM_IP, (u32)_ZN13SharedRuntime3f2iEf); - mov_reg(&codebuf, ARM_PC, ARM_IP); - - handlers[H_F2L] = out_pos(&codebuf); - mov_imm(&codebuf, ARM_IP, (u32)_ZN13SharedRuntime3f2lEf); - mov_reg(&codebuf, ARM_PC, ARM_IP); - - handlers[H_F2D] = out_pos(&codebuf); - mov_imm(&codebuf, ARM_IP, (u32)__aeabi_f2d); - mov_reg(&codebuf, ARM_PC, ARM_IP); - - handlers[H_D2I] = out_pos(&codebuf); - mov_imm(&codebuf, ARM_IP, (u32)_ZN13SharedRuntime3d2iEd); - mov_reg(&codebuf, ARM_PC, ARM_IP); - - handlers[H_D2L] = out_pos(&codebuf); - mov_imm(&codebuf, ARM_IP, (u32)_ZN13SharedRuntime3d2lEd); - mov_reg(&codebuf, ARM_PC, ARM_IP); - - handlers[H_D2F] = out_pos(&codebuf); - mov_imm(&codebuf, ARM_IP, (u32)__aeabi_d2f); - mov_reg(&codebuf, ARM_PC, ARM_IP); - -// NEW Stub -// r1 = index -// r3 = bci -// result -> R0, == 0 => exception - handlers[H_NEW] = out_pos(&codebuf); - mov_reg(&codebuf, ARM_R0, Ristate); - ldr_imm(&codebuf, ARM_R2, ARM_R0, ISTATE_METHOD, 1, 0); - mov_imm(&codebuf, ARM_IP, (u32)Helper_new); - ldr_imm(&codebuf, ARM_R2, ARM_R2, METHOD_CONSTMETHOD, 1, 0); - add_reg(&codebuf, ARM_R2, ARM_R2, ARM_R3); -sub_imm(&codebuf, ARM_R3, Rstack, 4); - str_imm(&codebuf, ARM_R3, ARM_R0, ISTATE_STACK, 1, 0); - str_imm(&codebuf, ARM_R2, ARM_R0, ISTATE_BCP, 1, 0); - mov_reg(&codebuf, ARM_PC, ARM_IP); - -// NEWARRAY Stub -// r1 = atype -// r2 = tos -// r3 = bci -// result -> thread->vm_result - handlers[H_NEWARRAY] = out_pos(&codebuf); - ldr_imm(&codebuf, ARM_R0, Ristate, ISTATE_METHOD, 1, 0); - mov_imm(&codebuf, ARM_IP, (u32)_ZN18InterpreterRuntime8newarrayEP10JavaThread9BasicTypei); - ldr_imm(&codebuf, ARM_R0, ARM_R0, METHOD_CONSTMETHOD, 1, 0); - add_reg(&codebuf, ARM_R3, ARM_R0, ARM_R3); - mov_reg(&codebuf, ARM_R0, Rthread); - str_imm(&codebuf, ARM_R3, Ristate, ISTATE_BCP, 1, 0); -sub_imm(&codebuf, ARM_R3, Rstack, 4); - str_imm(&codebuf, ARM_R3, Ristate, ISTATE_STACK, 1, 0); - mov_reg(&codebuf, ARM_PC, ARM_IP); - -// ANEWARRAY Stub -// r0 = bci -// r2 = index -// r3 = tos -// result -> thread->vm_result - handlers[H_ANEWARRAY] = out_pos(&codebuf); -sub_imm(&codebuf, ARM_R1, Rstack, 4); - str_imm(&codebuf, ARM_R1, Ristate, ISTATE_STACK, 1, 0); - ldr_imm(&codebuf, ARM_R1, Ristate, ISTATE_METHOD, 1, 0); - ldr_imm(&codebuf, ARM_IP, ARM_R1, METHOD_CONSTMETHOD, 1, 0); - ldr_imm(&codebuf, ARM_R1, ARM_R1, METHOD_CONSTANTS, 1, 0); - add_reg(&codebuf, ARM_R0, ARM_IP, ARM_R0); - mov_imm(&codebuf, ARM_IP, (u32)_ZN18InterpreterRuntime9anewarrayEP10JavaThreadP19constantPoolOopDescii); - str_imm(&codebuf, ARM_R0, Ristate, ISTATE_BCP, 1, 0); - mov_reg(&codebuf, ARM_R0, Rthread); - mov_reg(&codebuf, ARM_PC, ARM_IP); - -// MULTIANEWARRAY Stub -// r0 = bci -// r1 = dimensions (*4) - handlers[H_MULTIANEWARRAY] = out_pos(&codebuf); - ldr_imm(&codebuf, ARM_R2, Ristate, ISTATE_METHOD, 1, 0); - sub_imm(&codebuf, ARM_R3, Rstack, 4); - ldr_imm(&codebuf, ARM_R2, ARM_R2, METHOD_CONSTMETHOD, 1, 0); - str_imm(&codebuf, ARM_R3, Ristate, ISTATE_STACK, 1, 0); - add_reg(&codebuf, ARM_R0, ARM_R2, ARM_R0); - add_reg(&codebuf, Rstack, Rstack, ARM_R1); - mov_imm(&codebuf, ARM_R3, (u32)_ZN18InterpreterRuntime14multianewarrayEP10JavaThreadPi); - str_imm(&codebuf, ARM_R0, Ristate, ISTATE_BCP, 1, 0); - mov_reg(&codebuf, ARM_R0, Rthread); - sub_imm(&codebuf, ARM_R1, Rstack, 4); - mov_reg(&codebuf, ARM_PC, ARM_R3); - -// LDC Stub -// r0 = bci - handlers[H_LDC] = out_pos(&codebuf); - ldr_imm(&codebuf, ARM_R2, Ristate, ISTATE_METHOD, 1, 0); - sub_imm(&codebuf, ARM_R3, Rstack, 4); - ldr_imm(&codebuf, ARM_R2, ARM_R2, METHOD_CONSTMETHOD, 1, 0); - str_imm(&codebuf, ARM_R3, Ristate, ISTATE_STACK, 1, 0); - add_reg(&codebuf, ARM_R0, ARM_R2, ARM_R0); - mov_imm(&codebuf, ARM_R3, (u32)_ZN18InterpreterRuntime3ldcEP10JavaThreadb); - str_imm(&codebuf, ARM_R0, Ristate, ISTATE_BCP, 1, 0); - mov_reg(&codebuf, ARM_R0, Rthread); -// mov_imm(&codebuf, ARM_R1, 0); - mov_reg(&codebuf, ARM_PC, ARM_R3); - -// INSTANCEOF Stub -// r1 = index -// r3 = bci -// result -> R0, == -1 => exception - handlers[H_INSTANCEOF] = out_pos(&codebuf); - ldr_imm(&codebuf, ARM_R0, Ristate, ISTATE_METHOD, 1, 0); - mov_imm(&codebuf, ARM_IP, (u32)Helper_instanceof); - ldr_imm(&codebuf, ARM_R0, ARM_R0, METHOD_CONSTMETHOD, 1, 0); - add_reg(&codebuf, ARM_R0, ARM_R0, ARM_R3); -sub_imm(&codebuf, ARM_R3, Rstack, 4); - str_imm(&codebuf, ARM_R3, Ristate, ISTATE_STACK, 1, 0); - str_imm(&codebuf, ARM_R0, Ristate, ISTATE_BCP, 1, 0); - mov_reg(&codebuf, ARM_R0, Ristate); - mov_reg(&codebuf, ARM_PC, ARM_IP); - -// CHECKCAST Stub -// r1 = index -// r3 = bci -// result -> R0, != 0 => exception - handlers[H_CHECKCAST] = out_pos(&codebuf); - ldr_imm(&codebuf, ARM_R0, Ristate, ISTATE_METHOD, 1, 0); - mov_imm(&codebuf, ARM_IP, (u32)Helper_checkcast); - ldr_imm(&codebuf, ARM_R0, ARM_R0, METHOD_CONSTMETHOD, 1, 0); - add_reg(&codebuf, ARM_R0, ARM_R0, ARM_R3); -sub_imm(&codebuf, ARM_R3, Rstack, 4); - str_imm(&codebuf, ARM_R3, Ristate, ISTATE_STACK, 1, 0); - str_imm(&codebuf, ARM_R0, Ristate, ISTATE_BCP, 1, 0); - mov_reg(&codebuf, ARM_R0, Ristate); - mov_reg(&codebuf, ARM_PC, ARM_IP); - -// AASTORE Stub -// r0 = bci -// r1 = value -// r2 = index -// r3 = arrayref - handlers[H_AASTORE] = out_pos(&codebuf); - ldr_imm(&codebuf, ARM_IP, Ristate, ISTATE_METHOD, 1, 0); - ldr_imm(&codebuf, ARM_IP, ARM_IP, METHOD_CONSTMETHOD, 1, 0); - add_reg(&codebuf, ARM_IP, ARM_IP, ARM_R0); -sub_imm(&codebuf, ARM_R0, Rstack, 4); - str_imm(&codebuf, ARM_R0, Ristate, ISTATE_STACK, 1, 0); - str_imm(&codebuf, ARM_IP, Ristate, ISTATE_BCP, 1, 0); - mov_imm(&codebuf, ARM_IP, (u32)Helper_aastore); - mov_reg(&codebuf, ARM_R0, Ristate); - mov_reg(&codebuf, ARM_PC, ARM_IP); - -// APUTFIELD Stub -// r0 = obj - handlers[H_APUTFIELD] = out_pos(&codebuf); - mov_imm(&codebuf, ARM_R3, (u32)Helper_aputfield); - mov_reg(&codebuf, ARM_PC, ARM_R3); - -// SYNCHRONIZED_ENTER Stub -// r0 = bci -// r1 = monitor - handlers[H_SYNCHRONIZED_ENTER] = out_pos(&codebuf); - ldr_imm(&codebuf, ARM_IP, Ristate, ISTATE_METHOD, 1, 0); - ldr_imm(&codebuf, ARM_IP, ARM_IP, METHOD_CONSTMETHOD, 1, 0); - add_reg(&codebuf, ARM_IP, ARM_IP, ARM_R0); -sub_imm(&codebuf, ARM_R0, Rstack, 4); - str_imm(&codebuf, ARM_R0, Ristate, ISTATE_STACK, 1, 0); - str_imm(&codebuf, ARM_IP, Ristate, ISTATE_BCP, 1, 0); - mov_imm(&codebuf, ARM_IP, (u32)Helper_synchronized_enter); - mov_reg(&codebuf, ARM_R0, Rthread); - mov_reg(&codebuf, ARM_PC, ARM_IP); - -// -// SYNCHRONIZED_EXIT Stub -// r0 = bci -// r1 = monitor - handlers[H_SYNCHRONIZED_EXIT] = out_pos(&codebuf); - ldr_imm(&codebuf, ARM_IP, Ristate, ISTATE_METHOD, 1, 0); - ldr_imm(&codebuf, ARM_IP, ARM_IP, METHOD_CONSTMETHOD, 1, 0); - add_reg(&codebuf, ARM_IP, ARM_IP, ARM_R0); -sub_imm(&codebuf, ARM_R0, Rstack, 4); - str_imm(&codebuf, ARM_R0, Ristate, ISTATE_STACK, 1, 0); - str_imm(&codebuf, ARM_IP, Ristate, ISTATE_BCP, 1, 0); - mov_imm(&codebuf, ARM_IP, (u32)Helper_synchronized_exit); - mov_reg(&codebuf, ARM_R0, Rthread); - mov_reg(&codebuf, ARM_PC, ARM_IP); - -#define DEBUG_REGSET ((1<<ARM_R0)|(1<<ARM_R1)|(1<<ARM_R2)|(1<<ARM_R3)|(1<<ARM_IP)) - -// DEBUG_METHODENTRY - handlers[H_DEBUG_METHODENTRY] = out_pos(&codebuf); - stm(&codebuf, DEBUG_REGSET | (1<<ARM_LR), ARM_SP, PUSH_FD, 1); - mov_reg(&codebuf, ARM_R2, ARM_R0); - mov_reg(&codebuf, ARM_R0, ARM_R8); - mov_reg(&codebuf, ARM_R1, ARM_R4); - mov_imm(&codebuf, ARM_IP, (u32)Debug_MethodEntry); - blx_reg(&codebuf, ARM_IP); - ldm(&codebuf, DEBUG_REGSET | (1<<ARM_PC), ARM_SP, POP_FD, 1); - -// DEBUG_METHODEXIT - handlers[H_DEBUG_METHODEXIT] = out_pos(&codebuf); - stm(&codebuf, DEBUG_REGSET | (1<<ARM_LR), ARM_SP, PUSH_FD, 1); - mov_reg(&codebuf, ARM_R0, ARM_R8); - mov_reg(&codebuf, ARM_R1, ARM_R4); - mov_imm(&codebuf, ARM_IP, (u32)Debug_MethodExit); - blx_reg(&codebuf, ARM_IP); - ldm(&codebuf, DEBUG_REGSET | (1<<ARM_PC), ARM_SP, POP_FD, 1); - -// DEBUG_METHODCALL - handlers[H_DEBUG_METHODCALL] = out_pos(&codebuf); - stm(&codebuf, DEBUG_REGSET | (1<<ARM_LR), ARM_SP, PUSH_FD, 1); - mov_reg(&codebuf, ARM_R2, ARM_R0); - mov_reg(&codebuf, ARM_R0, ARM_R8); - mov_reg(&codebuf, ARM_R1, ARM_R4); - mov_imm(&codebuf, ARM_IP, (u32)Debug_MethodCall); - blx_reg(&codebuf, ARM_IP); - ldm(&codebuf, DEBUG_REGSET | (1<<ARM_PC), ARM_SP, POP_FD, 1); - -// EXIT_TO_INTERPRETER -// r0 = bci - handlers[H_EXIT_TO_INTERPRETER] = out_pos(&codebuf); - ldr_imm(&codebuf, ARM_R1, Ristate, ISTATE_METHOD, 1, 0); - ldr_imm(&codebuf, ARM_IP, ARM_R1, METHOD_CONSTMETHOD, 1, 0); - add_reg(&codebuf, Rint_jpc, ARM_IP, ARM_R0); - mov_imm(&codebuf, ARM_R3, (u32)Thumb2_Exit_To_Interpreter); - mov_reg(&codebuf, ARM_PC, ARM_R3); - - Thumb2_Clear_Cache(cb->hp, cb->hp + codebuf.idx * 2); - cb->hp += codebuf.idx * 2; - - thumb2_codebuf = cb; -} - -#endif // THUMB2EE
--- a/arm_port/hotspot/tools/mkbc.c Mon Jul 11 10:59:47 2011 +0200 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 @@ -1,607 +0,0 @@ -/* - * Copyright 2009 Edward Nevill - * - * This code is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 only, as - * published by the Free Software Foundation. - * - * This code is distributed in the hope that it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License - * version 2 for more details (a copy is included in the LICENSE file that - * accompanied this code). - */ - -#include <stdio.h> -#include <stdlib.h> -#include <string.h> -#include <ctype.h> - -#define DEFAULT_PREFIX "do_" - -static char *prefix = (char *)DEFAULT_PREFIX; - -#define ISALPHA(c) (isalpha(c) || (c) == '_') -#define ISALNUM(c) (isalnum(c) || (c) == '_') - -FILE *source_f, *bci_f; - -typedef struct Bytecode { - char *name; - int len; -} Bytecode; - -typedef struct StringList { - struct StringList *next; - char *line; -} StringList; - -typedef struct OpcodeList { - struct OpcodeList *next; - long opcode; -} OpcodeList; - -typedef struct OpcodeSequence { - struct OpcodeSequence *next; - OpcodeList *opcode_list; -} OpcodeSequence; - -typedef struct BytecodeImpl { - struct BytecodeImpl *next; - OpcodeSequence *opcode_seq; - StringList *macro_impl; - StringList *direct_impl; - int len; - char *name; - char *do_name; -} BytecodeImpl; - -Bytecode bytecodes[256]; - -BytecodeImpl *the_impl = 0; -BytecodeImpl **the_impl_ptr = &the_impl; - -#define BUFLEN 1024 - -static int lineno = 1; - -void fatal(const char *s) -{ - fputs(s, stderr); - fputc('\n', stderr); - exit(1); -} - -void outmem(void) -{ - fprintf(stderr, "Out of memory\n"); - exit(1); -} - -void synerr(void) -{ - fprintf(stderr, "Syntax error at line %d\n", lineno); - exit(1); -} - -int readchar() -{ - int c; - - c = getc(source_f); - if (c == '\n') lineno++; - return c; -} - -int readwhitespace(int c, char *buf, int len) -{ - int i = 0; - - while ((isspace)(c)) { - if (buf && i < len-1) buf[i++] = c; - c = (readchar)(); - } - if (buf && i < len) buf[i] = 0; - return c; -} - -int skipwhitespace(int c) -{ - while ((isspace)(c)) { - c = (readchar)(); - } - return c; -} - -int readeol(int c, char *buf, int len) -{ - int i = 0; - - while (c != '\n' && c != EOF) { - if (buf && i < len-1) buf[i++] = c; - c = (readchar)(); - } - if (buf && i < len) buf[i] = 0; - if (c == '\n') c = (readchar)(); - return c; -} - -int skipeol(int c) -{ - while (c != '\n' && c != EOF) c = (readchar)(); - if (c == '\n') c = (readchar)(); - return c; -} - -int readsymbol(int c, char *buf, int len) -{ - int i = 0; - - while (ISALNUM(c)) { - if (buf && i < len-1) buf[i++] = c; - c = (readchar)(); - } - if (buf && i < len) buf[i] = 0; - return c; -} - -int bcdef(int c, char *buf, int len) -{ - BytecodeImpl *def; - OpcodeSequence *seq; - OpcodeSequence **seqp; - OpcodeList *opc; - OpcodeList **opcp; - StringList *macro, **macrop; - StringList *direct, **directp; - char *name; - char *line; - int i; - int length, overall_len; - - def = (BytecodeImpl *)malloc(sizeof(BytecodeImpl)); - if (!def) outmem(); - def->next = 0; - def->opcode_seq = 0; - def->macro_impl = 0; - def->direct_impl = 0; - def->len = -1; - *the_impl_ptr = def; - the_impl_ptr = &(def->next); - seqp = &(def->opcode_seq); - overall_len = 0; - do { - seq = (OpcodeSequence *)malloc(sizeof(OpcodeSequence)); - if (!seq) outmem(); - seq->next = 0; - seq->opcode_list = 0; - *seqp = seq; - seqp = &(seq->next); - opcp = &(seq->opcode_list); - length = -2; - do { - c = (readchar)(); - c = skipwhitespace(c); - if (!ISALPHA(c)) synerr(); - c = readsymbol(c, buf, len); - c = skipwhitespace(c); - opc = (OpcodeList *)malloc(sizeof(OpcodeList)); - if (!opc) outmem(); - opc->next = 0; - opc->opcode = -1; - *opcp = opc; - opcp = &(opc->next); - name = strdup(buf); - if (!name) outmem(); - for (i = 0; i < 256; i++) { - if (strcmp(name, bytecodes[i].name) == 0) { - opc->opcode = i; - break; - } - } - if (i == 256) { - fprintf(stderr, "No such opcode '%s'\n", name); - exit(1); - } - if (length == -2) length = bytecodes[i].len; - } while (c == ','); - overall_len += length; - if (c != ')') synerr(); - c = (readchar)(); - c = skipwhitespace(c); - } while (c == '('); -// strcpy(buf, "do_"); - *buf = 0; - if (ISALPHA(c)) { - c = readsymbol(c, buf, len); - c = skipwhitespace(c); - } else { - seq = def->opcode_seq; -// strcat(buf, "bytecode"); - while (seq) { - opc = seq->opcode_list; - if (*buf) strcat(buf, "_"); - strcat(buf, bytecodes[opc->opcode].name); -// sprintf(buf+strlen(buf), "_%ld", opc->opcode); - seq = seq->next; - } - } - name = strdup(buf); - if (!name) outmem(); - def->name = name; - def->do_name = name; - def->len = overall_len; - if (c != '{') synerr(); - c = (readchar)(); - while (c != '\n' && isspace(c)) c = (readchar)(); - if (c != '\n') synerr(); - c = (readchar)(); - c = readwhitespace(c, buf, len); - macrop = &(def->macro_impl); - while (c != '}' && c != EOF) { - c = readeol(c, buf + strlen(buf), len - strlen(buf)); - line = strdup(buf); - if (!line) outmem(); - macro = (StringList *)malloc(sizeof(StringList)); - if (!macro) outmem(); - *macrop = macro; - macrop = &(macro->next); - macro->next = 0; - macro->line = line; - c = readwhitespace(c, buf, len); - } - if (c != '}') synerr(); - c = (readchar)(); - c = skipwhitespace(c); - if (ISALPHA(c)) { - c = readsymbol(c, buf, len); - c = skipwhitespace(c); - name = strdup(buf); - if (!name) outmem(); - def->do_name = name; - } - if (c == '[') { - c = (readchar)(); - while (c != '\n' && isspace(c)) c = (readchar)(); - if (c != '\n') synerr(); - c = (readchar)(); - c = readwhitespace(c, buf, len); - directp = &(def->direct_impl); - while (c != ']' && c != EOF) { - c = readeol(c, buf + strlen(buf), len - strlen(buf)); - line = strdup(buf); - if (!line) outmem(); - direct = (StringList *)malloc(sizeof(StringList)); - if (!direct) outmem(); - *directp = direct; - directp = &(direct->next); - direct->next = 0; - direct->line = line; - c = readwhitespace(c, buf, len); - } - if (c != ']') synerr(); - c = (readchar)(); - } - return c; -} - -void mkbc(void) -{ - char buf[BUFLEN]; - char *endptr; - int c; - char *name; - long opcode, len; - - c = (readchar)(); - c = skipwhitespace(c); - while (c != EOF) { - if (c == '@' || c == '#') { - c = skipeol(c); - } else if (ISALPHA(c)) { - c = readsymbol(c, buf, BUFLEN); - c = skipwhitespace(c); - if (c == '=') { - name = strdup(buf); - if (!name) outmem(); - c = (readchar)(); - c = skipwhitespace(c); - if (!(isdigit)(c)) synerr(); - c = readsymbol(c, buf, BUFLEN); - opcode = strtol(buf, &endptr, 0); - if (*endptr != 0) synerr(); - c = skipwhitespace(c); - if (c != ',') synerr(); - c = (readchar)(); - c = skipwhitespace(c); - if (!(isdigit)(c)) synerr(); - c = readsymbol(c, buf, BUFLEN); - len = strtol(buf, &endptr, 0); - if (*endptr != 0) synerr(); - bytecodes[opcode].name = name; - bytecodes[opcode].len = len; - } - } else if (c == '(') { - c = bcdef(c, buf, BUFLEN); - } else synerr(); - c = skipwhitespace(c); - } -} - -typedef struct TableEntry { - BytecodeImpl *impl; - char *impl_name; - char *def_name; - struct TableEntry *subtable; -} TableEntry; - -TableEntry *the_table; - -int is_duplicate(TableEntry *a, TableEntry *b) -{ - int i; - char buf[256]; - - for (i = 0; i < 256; i++) { - if (a[i].subtable || b[i].subtable) { - if (!(a[i].subtable) || !(b[i].subtable)) return 0; - if (!is_duplicate(a[i].subtable, b[i].subtable)) return 0; - } else if (a[i].impl_name && b[i].impl_name) { - if (strcmp(a[i].impl_name, b[i].impl_name) != 0) - return 0; - } else if (a[i].def_name && b[i].def_name) { - if (strcmp(a[i].def_name, b[i].def_name) != 0) - return 0; - } else return 0; - } - return 1; -} - -void remove_duplicates(TableEntry *table, int start, int *table_indices, int depth) -{ - TableEntry *start_entry = table[start].subtable; - int i, j; - - if (!start_entry) fatal("Subtable is NULL in remove_duplicates!!!"); - for (i = start+1; i < 256; i++) { - if (table[i].subtable) { - if (is_duplicate(start_entry, table[i].subtable)) { - fputs("dispatch", bci_f); - for (j = 0; j < depth; j++) { - fputc('_', bci_f); - fputs(bytecodes[table_indices[j]].name, bci_f); - } - fputc('_', bci_f); - fputs(bytecodes[i].name, bci_f); - fputs(":\n", bci_f); - free(table[i].subtable); - table[i].subtable = 0; - } - } - } -} - -void writeouttable(TableEntry *table, int *table_indices, int depth) -{ - int i, j; - int len; - - for (i = 0; i < 256; i++) { - if (table[i].subtable) { - len = 0; - fputs("\t.word\tdispatch", bci_f); - table_indices[depth] = i; - for (j = 0; j <= depth; j++) { - fputc('_', bci_f); - fputs(bytecodes[table_indices[j]].name, bci_f); - len += bytecodes[table_indices[j]].len; - } - fprintf(bci_f, "+%d\n", len); - } else { - if (table[i].impl_name) - fprintf(bci_f, "\t.word\t%s%s\n", prefix, table[i].impl_name); - else - fprintf(bci_f, "\t.word\t%s%s\n", prefix, table[i].def_name); - } - } - if (depth == 0) { - fputs("\t.endm\n", bci_f); - fputs("\t.macro\tSUB_DISPATCH_TABLES\n", bci_f); - } - for (i = 0; i < 256; i++) { - if (table[i].subtable) { - fputs("dispatch", bci_f); - table_indices[depth] = i; - for (j = 0; j <= depth; j++) { - fputc('_', bci_f); - fputs(bytecodes[table_indices[j]].name, bci_f); - } - fputs(":\n", bci_f); - remove_duplicates(table, i, table_indices, depth); - writeouttable(table[i].subtable, table_indices, depth+1); - } - } -} - -void do_tableentry(BytecodeImpl *impl, TableEntry **tablep, int *table_indices, int depth) -{ - TableEntry *table; - char *def = (char *)"undefined"; - int i,j; - - if (depth == 0) fatal("Depth = 0 for tableentry\n"); - for (i = 0; i < depth; i++) { - table = *tablep; - if (!table) { - table = (TableEntry *)malloc(sizeof(TableEntry) * 256); - if (!table) outmem(); - *tablep = table; - def = strdup(def); - if (!def) outmem(); - for (j = 0; j < 256; j++) { - table[j].impl_name = 0; - table[j].def_name = def; - table[j].subtable = 0; - } - } - table = &table[table_indices[i]]; - tablep = &(table->subtable); - if (table->impl_name) def = table->def_name; - } - if (!table->impl_name) - table->impl_name = impl->do_name; - table->def_name = impl->do_name; -} - -void dumpseq(BytecodeImpl *impl, OpcodeSequence *seq, int *table_indices, int depth) -{ - OpcodeList *opc; - - opc = seq->opcode_list; - while (opc) { - table_indices[depth++] = opc->opcode; - if (seq->next != NULL) { - dumpseq(impl, seq->next, table_indices, depth); - } else { - do_tableentry(impl, &the_table, table_indices, depth); - } - depth--; - opc = opc->next; - } -} - -void dumptable(void) -{ - BytecodeImpl *impl = the_impl; - int table_indices[256]; - int j; - char buf[256]; - char *def; - - the_table = (TableEntry *)malloc(sizeof(TableEntry) * 256); - if (!the_table) outmem(); - for (j = 0; j < 256; j++) { - sprintf(buf, "%s", bytecodes[j].name); - def = strdup(buf); - if (!def) outmem(); - the_table[j].impl_name = 0; - the_table[j].def_name = def; - the_table[j].subtable = 0; - } - while (impl) { - dumpseq(impl, impl->opcode_seq, table_indices, 0); - impl = impl->next; - } - fputs("\t.macro\tMAIN_DISPATCH_TABLE\n", bci_f); - writeouttable(the_table, table_indices, 0); - fputs("\t.endm\n", bci_f); -} - -void dumpimpl(void) -{ - BytecodeImpl *impl = the_impl; - OpcodeList *opc; - StringList *code; - StringList *sl; - char buf[BUFLEN]; - char macro[BUFLEN]; - - while (impl) { - buf[0] = 0; - fprintf(bci_f, "@-----------------------------------------------------------------------------\n"); - fprintf(bci_f, "\t.macro\t%s\tjpc_off=0, seq_len=%d\n", impl->name, impl->len); - sl = impl->macro_impl; - while (sl) { - fputs(sl->line, bci_f); - fputc('\n', bci_f); - sl = sl->next; - } - fprintf(bci_f, "\t.endm\n\n"); - sl = impl->direct_impl; - if (sl) { - do { - fputs(sl->line, bci_f); - fputc('\n', bci_f); - sl = sl->next; - } while (sl); - } else { - fprintf(bci_f, "\tOpcode\t%s\n", impl->do_name); -// fprintf(bci_f, "%s:\n", impl->do_name); - fprintf(bci_f, "\t%s\n", impl->name); -// fprintf(bci_f, "\tDISPATCH\t%d\n", impl->len); - } - impl = impl->next; - } -} - -void dumpbc() -{ - int i; - - for (i = 0; i < 256; i++) { - if (strcmp(bytecodes[i].name, "undefined") != 0) - fprintf(bci_f, "#define opc_%s\t\t0x%02x\n", bytecodes[i].name, i); - } - fputc('\n', bci_f); - dumpimpl(); - dumptable(); -} - -void usage(void) -{ - fatal("Usage: mkbc <bytecode definition file> <asm output file>"); -} - -int main(int argc, char **argv) -{ - int i; - char *source, *bci; - char *s; - - source = bci = 0; - while (s = *++argv) { - if (s[0] == '-' && s[1] != 0) { - if (s[1] == 'P') { - prefix = s+2; - } else { - fprintf(stderr, "Unrecognized option %s\n", s); - usage(); - } - } else { - if (!source) source = s; - else if (!bci) bci = s; - else { - fprintf(stderr, "Too many arguments\n"); - usage(); - } - } - } - if (!bci) { - fprintf(stderr, "Too few arguments\n"); - usage(); - } - if (strcmp(source, "-") == 0) { - source_f = stdin; - } else { - source_f = fopen(source, "r"); - if (!source_f) fatal("Error opening source file"); - } - if (strcmp(bci, "-") == 0) { - bci_f = stdout; - } else { - bci_f = fopen(bci, "w"); - if (!bci_f) fatal("Error opening bci file for write"); - } - for (i = 0; i < 256; i++) { - bytecodes[i].name = (char *)"undefined"; - bytecodes[i].len = -1; - } - mkbc(); - dumpbc(); - if (ferror(source_f)) fatal("Error reading source"); - if (ferror(bci_f)) fatal("Error writing bci"); - if (source_f != stdin) fclose(source_f); - if (bci_f != stdout) fclose(bci_f); - - return 0; -}
--- a/patches/arm.patch Mon Jul 11 10:59:47 2011 +0200 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 @@ -1,223 +0,0 @@ -diff -Nru openjdk.orig/hotspot/make/linux/makefiles/zeroshark.make openjdk/hotspot/make/linux/makefiles/zeroshark.make ---- openjdk.orig/hotspot/make/linux/makefiles/zeroshark.make 2010-05-28 11:09:25.000000000 +0100 -+++ openjdk/hotspot/make/linux/makefiles/zeroshark.make 2010-06-17 17:28:03.000000000 +0100 -@@ -25,6 +25,43 @@ - - # Setup common to Zero (non-Shark) and Shark versions of VM - -+ifeq ($(ZERO_LIBARCH),arm) -+ -+Obj_Files += asm_helper.o -+Obj_Files += cppInterpreter_arm.o -+Obj_Files += thumb2.o -+ -+#XXX disabled until it has the updated frame anchor code (PR icedteopenjdk.orig/hotspot/323) -+#XXX and the updated calling convention for deopt (PR icedteopenjdk.orig/hotspot/484) -+#CFLAGS += -DHOTSPOT_ASM -+ -+%.o: %.S -+ @echo Assembling $< -+ $(QUIETLY) $(REMOVE_TARGET) -+ $(COMPILE.CC) -o $@ $< $(COMPILE_DONE) -+ -+cppInterpreter_arm.o: offsets_arm.s bytecodes_arm.s -+thumb2.o: offsets_arm.s -+ -+offsets_arm.s: mkoffsets -+ @echo Generating assembler offsets -+ ./mkoffsets > $@ -+ -+bytecodes_arm.s: bytecodes_arm.def mkbc -+ @echo Generatine ARM assembler bytecode sequences -+ $(CC_COMPILE) -E -x c++ - < $< | ./mkbc - $@ $(COMPILE_DONE) -+ -+mkbc: $(GAMMADIR)/tools/mkbc.c -+ @echo Compiling mkbc tool -+ $(CC_COMPILE) -o $@ $< $(COMPILE_DONE) -+ -+mkoffsets: asm_helper.cpp -+ @echo Compiling offset generator -+ $(QUIETLY) $(REMOVE_TARGET) -+ $(CC_COMPILE) -DSTATIC_OFFSETS -o $@ $< $(COMPILE_DONE) -+ -+endif -+ - # The copied fdlibm routines in sharedRuntimeTrig.o must not be optimized - OPT_CFLAGS/sharedRuntimeTrig.o = $(OPT_CFLAGS/NOOPT) - # The copied fdlibm routines in sharedRuntimeTrans.o must not be optimized -diff -Nru openjdk.orig/hotspot/src/cpu/zero/vm/bytecodes_zero.cpp openjdk/hotspot/src/cpu/zero/vm/bytecodes_zero.cpp ---- openjdk.orig/hotspot/src/cpu/zero/vm/bytecodes_zero.cpp 2010-05-28 11:10:30.000000000 +0100 -+++ openjdk/hotspot/src/cpu/zero/vm/bytecodes_zero.cpp 2010-06-17 17:29:30.000000000 +0100 -@@ -1,6 +1,7 @@ - /* - * Copyright (c) 2003, Oracle and/or its affiliates. All rights reserved. - * Copyright 2007 Red Hat, Inc. -+ * Copyright 2009 Edward Nevill - * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. - * - * This code is free software; you can redistribute it and/or modify it -@@ -27,5 +28,54 @@ - #include "incls/_bytecodes_zero.cpp.incl" - - void Bytecodes::pd_initialize() { -- // No zero specific initialization -+#ifdef HOTSPOT_ASM -+ // Because iaccess_N can trap, we must say aload_N can trap, otherwise -+ // we get an assertion failure -+ def(_aload_1, "aload_1", "b", NULL, T_OBJECT , 1, true); -+ def(_aload_2, "aload_2", "b", NULL, T_OBJECT , 1, true); -+ def(_aload_3, "aload_3", "b", NULL, T_OBJECT , 1, true); -+ -+ def(_iaccess_0, "_iaccess_0", "b_jj", NULL, T_INT, 1, true, _aload_0); -+ def(_iaccess_1, "_iaccess_1", "b_jj", NULL, T_INT, 1, true, _aload_1); -+ def(_iaccess_2, "_iaccess_2", "b_jj", NULL, T_INT, 1, true, _aload_2); -+ def(_iaccess_3, "_iaccess_3", "b_jj", NULL, T_INT, 1, true, _aload_3); -+ -+ def(_invokeresolved, "invokeresolved", "bjj", NULL, T_ILLEGAL, -1, true, _invokevirtual); -+ def(_invokespecialresolved, "invokespecialresolved", "bjj", NULL, T_ILLEGAL, -1, true, _invokespecial); -+ def(_invokestaticresolved, "invokestaticresolved", "bjj", NULL, T_ILLEGAL, 0, true, _invokestatic); -+ -+ def(_dmac, "dmac", "b_", NULL, T_DOUBLE, -16, false, _dmul); -+ -+ def(_iload_iload, "iload_iload", "bi_i",NULL, T_INT, 2, false, _iload); -+ def(_iload_iload_N, "ilaod_iload_N", "bi_", NULL, T_INT, 2, false, _iload); -+ -+ def(_iload_0_iconst_N, "iload_0_iconst_N", "b_", NULL, T_INT, 2, false, _iload_0); -+ def(_iload_1_iconst_N, "iload_1_iconst_N", "b_", NULL, T_INT, 2, false, _iload_1); -+ def(_iload_2_iconst_N, "iload_2_iconst_N", "b_", NULL, T_INT, 2, false, _iload_2); -+ def(_iload_3_iconst_N, "iload_3_iconst_N", "b_", NULL, T_INT, 2, false, _iload_3); -+ def(_iload_iconst_N, "iload_iconst_N", "bi_", NULL, T_INT, 2, false, _iload); -+ -+ def(_iadd_istore_N, "iadd_istore_N", "b_", NULL, T_VOID, -2, false, _iadd); -+ def(_isub_istore_N, "isub_istore_N", "b_", NULL, T_VOID, -2, false, _isub); -+ def(_iand_istore_N, "iand_istore_N", "b_", NULL, T_VOID, -2, false, _iand); -+ def(_ior_istore_N, "ior_istore_N", "b_", NULL, T_VOID, -2, false, _ior); -+ def(_ixor_istore_N, "ixor_istore_N", "b_", NULL, T_VOID, -2, false, _ixor); -+ -+ def(_iadd_u4store, "iadd_u4store", "b_i", NULL, T_VOID, -2, false, _iadd); -+ def(_isub_u4store, "isub_u4store", "b_i", NULL, T_VOID, -2, false, _isub); -+ def(_iand_u4store, "iand_u4store", "b_i", NULL, T_VOID, -2, false, _iand); -+ def(_ior_u4store, "ior_u4store", "b_i", NULL, T_VOID, -2, false, _ior); -+ def(_ixor_u4store, "ixor_u4store", "b_i", NULL, T_VOID, -2, false, _ixor); -+ -+ def(_iload_0_iload, "iload_0_iload", "b_i", NULL, T_INT, 2, false, _iload_0); -+ def(_iload_1_iload, "iload_1_iload", "b_i", NULL, T_INT, 2, false, _iload_1); -+ def(_iload_2_iload, "iload_2_iload", "b_i", NULL, T_INT, 2, false, _iload_2); -+ def(_iload_3_iload, "iload_3_iload", "b_i", NULL, T_INT, 2, false, _iload_3); -+ -+ def(_iload_0_iload_N, "iload_0_iload_N", "b_", NULL, T_INT, 2, false, _iload_0); -+ def(_iload_1_iload_N, "iload_1_iload_N", "b_", NULL, T_INT, 2, false, _iload_1); -+ def(_iload_2_iload_N, "iload_2_iload_N", "b_", NULL, T_INT, 2, false, _iload_2); -+ def(_iload_3_iload_N, "iload_3_iload_N", "b_", NULL, T_INT, 2, false, _iload_3); -+ -+#endif // HOTSPOT_ASM - } -diff -Nru openjdk.orig/hotspot/src/cpu/zero/vm/cppInterpreter_zero.cpp openjdk/hotspot/src/cpu/zero/vm/cppInterpreter_zero.cpp ---- openjdk.orig/hotspot/src/cpu/zero/vm/cppInterpreter_zero.cpp 2010-06-16 14:11:07.000000000 +0100 -+++ openjdk/hotspot/src/cpu/zero/vm/cppInterpreter_zero.cpp 2010-06-17 17:30:02.000000000 +0100 -@@ -724,10 +724,21 @@ - return generate_entry((address) CppInterpreter::normal_entry); - } - -+#ifdef HOTSPOT_ASM -+extern "C" address asm_generate_method_entry( -+ AbstractInterpreter::MethodKind kind); -+#endif // HOTSPOT_ASM -+ - address AbstractInterpreterGenerator::generate_method_entry( - AbstractInterpreter::MethodKind kind) { - address entry_point = NULL; - -+#ifdef HOTSPOT_ASM -+ address asm_entry = asm_generate_method_entry(kind); -+ if (asm_entry) -+ return ((InterpreterGenerator*) this)->generate_entry(asm_entry); -+#endif // HOTSPOT_ASM -+ - switch (kind) { - case Interpreter::zerolocals: - case Interpreter::zerolocals_synchronized: -diff -Nru openjdk.orig/hotspot/src/os_cpu/linux_zero/vm/os_linux_zero.cpp openjdk/hotspot/src/os_cpu/linux_zero/vm/os_linux_zero.cpp ---- openjdk.orig/hotspot/src/os_cpu/linux_zero/vm/os_linux_zero.cpp 2010-05-28 11:11:05.000000000 +0100 -+++ openjdk/hotspot/src/os_cpu/linux_zero/vm/os_linux_zero.cpp 2010-06-17 17:27:35.000000000 +0100 -@@ -82,6 +82,10 @@ - ShouldNotCallThis(); - } - -+#ifdef HOTSPOT_ASM -+extern "C" int asm_check_null_ptr(ucontext_t *uc); -+#endif // HOTSPOT_ASM -+ - extern "C" int - JVM_handle_linux_signal(int sig, - siginfo_t* info, -@@ -89,6 +93,12 @@ - int abort_if_unrecognized) { - ucontext_t* uc = (ucontext_t*) ucVoid; - -+#ifdef HOTSPOT_ASM -+ if (sig == SIGSEGV) { -+ if (asm_check_null_ptr(uc)) return 1; -+ } -+#endif // HOTSPOT_ASM -+ - Thread* t = ThreadLocalStorage::get_thread_slow(); - - SignalHandlerMark shm(t); -diff -Nru openjdk.orig/hotspot/src/cpu/zero/vm/bytecodes_zero.hpp openjdk/hotspot/src/cpu/zero/vm/bytecodes_zero.hpp ---- openjdk.orig/hotspot/src/cpu/zero/vm/bytecodes_zero.hpp 2011-01-25 22:57:24.000000000 +0000 -+++ openjdk/hotspot/src/cpu/zero/vm/bytecodes_zero.hpp 2011-01-28 01:46:18.769782690 +0000 -@@ -1,6 +1,7 @@ - /* - * Copyright (c) 1997, 2010, Oracle and/or its affiliates. All rights reserved. - * Copyright 2009 Red Hat, Inc. -+ * Copyright 2009 Edward Nevill - * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. - * - * This code is free software; you can redistribute it and/or modify it -@@ -26,6 +27,44 @@ - #ifndef CPU_ZERO_VM_BYTECODES_ZERO_HPP - #define CPU_ZERO_VM_BYTECODES_ZERO_HPP - --// This file is intentionally empty -+#ifdef HOTSPOT_ASM -+#define _iaccess_0 ((Bytecodes::Code)0xdb) -+#define _iaccess_1 ((Bytecodes::Code)0xdc) -+#define _iaccess_2 ((Bytecodes::Code)0xdd) -+#define _iaccess_3 ((Bytecodes::Code)0xde) -+ -+#define _invokeresolved ((Bytecodes::Code)0xdf) -+#define _invokespecialresolved ((Bytecodes::Code)0xe0) -+#define _invokestaticresolved ((Bytecodes::Code)0xe1) -+ -+#define _iload_iload ((Bytecodes::Code)0xe3) -+#define _iload_iload_N ((Bytecodes::Code)0xe4) -+ -+#define _dmac ((Bytecodes::Code)0xe6) -+ -+ _iload_0_iconst_N , // 231 -+ _iload_1_iconst_N , // 232 -+ _iload_2_iconst_N , // 233 -+ _iload_3_iconst_N , // 234 -+ _iload_iconst_N , // 235 -+ _iadd_istore_N , // 236 -+ _isub_istore_N , // 237 -+ _iand_istore_N , // 238 -+ _ior_istore_N , // 239 -+ _ixor_istore_N , // 240 -+ _iadd_u4store , // 241 -+ _isub_u4store , // 242 -+ _iand_u4store , // 243 -+ _ior_u4store , // 244 -+ _ixor_u4store , // 245 -+ _iload_0_iload , // 246 -+ _iload_1_iload , // 247 -+ _iload_2_iload , // 248 -+ _iload_3_iload , // 249 -+ _iload_0_iload_N , // 250 -+ _iload_1_iload_N , // 251 -+ _iload_2_iload_N , // 252 -+ _iload_3_iload_N , // 253 -+#endif // HOTSPOT_ASM - - #endif // CPU_ZERO_VM_BYTECODES_ZERO_HPP