Mercurial > hg > release > icedtea6-1.5
view patches/icedtea-systemtap.patch @ 1584:397c2dcd4a51
JNI GetObjectArrayElement mark probe ret value shadowed.
2009-10-19 Mark Wielaard <mjw@redhat.com>
* patches/icedtea-systemtap.patch: Add fix for GetObjectArrayElement
return probe ret value.
author | Mark Wielaard <mark@klomp.org> |
---|---|
date | Mon, 19 Oct 2009 21:23:00 +0200 |
parents | 58b7ae54c4de |
children | 6bb9237570f2 |
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diff -r 945bf7540697 make/linux/makefiles/dtrace.make --- openjdk/hotspot/make/linux/makefiles/dtrace.make Thu Jan 22 14:42:01 2009 -0800 +++ openjdk/hotspot/make/linux/makefiles/dtrace.make Mon Feb 02 13:47:34 2009 +0100 @@ -25,3 +25,7 @@ # Linux does not build jvm_db LIBJVM_DB = +# But it does have a Systemtap dtrace compatible sys/sdt.h +CFLAGS += -DDTRACE_ENABLED + +# It doesn't support HAVE_DTRACE_H though. --- openjdk/hotspot/src/share/vm/prims/jni.cpp 2009-10-13 15:34:52.499809508 +0200 +++ openjdk/hotspot/src/share/vm/prims/jni.cpp 2009-10-13 15:31:26.117823588 +0200 @@ -1747,10 +1744,7 @@ JNI_QUICK_ENTRY(void, jni_Set##Result##Field(JNIEnv *env, jobject obj, jfieldID fieldID, Argument value)) \ JNIWrapper("Set" XSTR(Result) "Field"); \ \ - HS_DTRACE_PROBE_CDECL_N(hotspot_jni, Set##Result##Field__entry, \ - ( JNIEnv*, jobject, jfieldID FP_SELECT_##Result(COMMA Argument,/*empty*/) ) ); \ - HS_DTRACE_PROBE_N(hotspot_jni, Set##Result##Field__entry, \ - ( env, obj, fieldID FP_SELECT_##Result(COMMA value,/*empty*/) ) ); \ + FP_SELECT_##Result(DTRACE_PROBE4(hotspot_jni, Set##Result##Field__entry, env, obj, fieldID, value),DTRACE_PROBE3(hotspot_jni, Set##Result##Field__entry, env, obj, fieldID)); \ \ oop o = JNIHandles::resolve_non_null(obj); \ klassOop k = o->klass(); \ @@ -1924,10 +1918,7 @@ \ JNI_ENTRY(void, jni_SetStatic##Result##Field(JNIEnv *env, jclass clazz, jfieldID fieldID, Argument value)) \ JNIWrapper("SetStatic" XSTR(Result) "Field"); \ - HS_DTRACE_PROBE_CDECL_N(hotspot_jni, SetStatic##Result##Field__entry,\ - ( JNIEnv*, jclass, jfieldID FP_SELECT_##Result(COMMA Argument,/*empty*/) ) ); \ - HS_DTRACE_PROBE_N(hotspot_jni, SetStatic##Result##Field__entry, \ - ( env, clazz, fieldID FP_SELECT_##Result(COMMA value,/*empty*/) ) ); \ + FP_SELECT_##Result(DTRACE_PROBE4(hotspot_jni, SetStatic##Result##Field__entry, env, clazz, fieldID, value),DTRACE_PROBE3(hotspot_jni, SetStatic##Result##Field__entry, env, clazz, fieldID)); \ \ JNIid* id = jfieldIDWorkaround::from_static_jfieldID(fieldID); \ assert(id->is_static_field_id(), "invalid static field id"); \ @@ -2116,7 +2101,7 @@ DT_RETURN_MARK(GetObjectArrayElement, jobject, (const jobject&)ret); objArrayOop a = objArrayOop(JNIHandles::resolve_non_null(array)); if (a->is_within_bounds(index)) { - jobject ret = JNIHandles::make_local(env, a->obj_at(index)); + ret = JNIHandles::make_local(env, a->obj_at(index)); return ret; } else { char buf[jintAsStringSize]; diff -r 945bf7540697 src/share/vm/utilities/dtrace.hpp --- openjdk/hotspot/src/share/vm/utilities/dtrace.hpp Thu Jan 22 14:42:01 2009 -0800 +++ openjdk/hotspot/src/share/vm/utilities/dtrace.hpp Mon Feb 02 13:47:34 2009 +0100 @@ -1,5 +1,6 @@ /* * Copyright 2005-2007 Sun Microsystems, Inc. All Rights Reserved. + * Copyright 2009 Red Hat, Inc. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it @@ -22,14 +23,14 @@ * */ -#if defined(SOLARIS) && defined(DTRACE_ENABLED) +#if defined(DTRACE_ENABLED) #include <sys/sdt.h> #define DTRACE_ONLY(x) x #define NOT_DTRACE(x) -#else // ndef SOLARIS || ndef DTRACE_ENABLED +#else // ndef DTRACE_ENABLED #define DTRACE_ONLY(x) #define NOT_DTRACE(x) x @@ -40,9 +41,16 @@ #define DTRACE_PROBE3(a,b,c,d,e) {;} #define DTRACE_PROBE4(a,b,c,d,e,f) {;} #define DTRACE_PROBE5(a,b,c,d,e,f,g) {;} +#define DTRACE_PROBE6(a,b,c,d,e,f,g,h) {;} +#define DTRACE_PROBE7(a,b,c,d,e,f,g,h,i) {;} +#define DTRACE_PROBE8(a,b,c,d,e,f,g,h,i,j) {;} +#define DTRACE_PROBE9(a,b,c,d,e,f,g,h,i,j,k) {;} +#define DTRACE_PROBE10(a,b,c,d,e,f,g,h,i,j,k,l) {;} #endif +#if defined(SOLARIS) +// Solaris dtrace needs actual extern function decls. #define HS_DTRACE_PROBE_FN(provider,name)\ __dtrace_##provider##___##name @@ -50,6 +58,11 @@ DTRACE_ONLY(extern "C" void HS_DTRACE_PROBE_FN(provider,name) args) #define HS_DTRACE_PROBE_CDECL_N(provider,name,args) \ DTRACE_ONLY(extern void HS_DTRACE_PROBE_FN(provider,name) args) +#else +// Systemtap dtrace compatible probes on GNU/Linux don't. +#define HS_DTRACE_PROBE_DECL_N(provider,name,args) +#define HS_DTRACE_PROBE_CDECL_N(provider,name,args) +#endif /* Dtrace probe declarations */ #define HS_DTRACE_PROBE_DECL(provider,name) \ @@ -88,6 +101,8 @@ uintptr_t,uintptr_t,uintptr_t)) /* Dtrace probe definitions */ +#if defined(SOLARIS) +// Solaris dtrace uses actual function calls. #define HS_DTRACE_PROBE_N(provider,name, args) \ DTRACE_ONLY(HS_DTRACE_PROBE_FN(provider,name) args) @@ -123,3 +138,29 @@ HS_DTRACE_PROBE_N(provider,name,((uintptr_t)a0,(uintptr_t)a1,(uintptr_t)a2,\ (uintptr_t)a3,(uintptr_t)a4,(uintptr_t)a5,(uintptr_t)a6,(uintptr_t)a7,\ (uintptr_t)a8,(uintptr_t)a9)) +#else +// Systemtap dtrace compatible probes on GNU/Linux use direct macros. +#define HS_DTRACE_PROBE(provider,name) HS_DTRACE_PROBE0(provider,name) +#define HS_DTRACE_PROBE0(provider,name)\ + DTRACE_PROBE(provider,name) +#define HS_DTRACE_PROBE1(provider,name,a0)\ + DTRACE_PROBE1(provider,name,a0) +#define HS_DTRACE_PROBE2(provider,name,a0,a1)\ + DTRACE_PROBE2(provider,name,a0,a1) +#define HS_DTRACE_PROBE3(provider,name,a0,a1,a2)\ + DTRACE_PROBE3(provider,name,a0,a1,a2) +#define HS_DTRACE_PROBE4(provider,name,a0,a1,a2,a3)\ + DTRACE_PROBE4(provider,name,a0,a1,a2,a3) +#define HS_DTRACE_PROBE5(provider,name,a0,a1,a2,a3,a4)\ + DTRACE_PROBE5(provider,name,a0,a1,a2,a3,a4) +#define HS_DTRACE_PROBE6(provider,name,a0,a1,a2,a3,a4,a5)\ + DTRACE_PROBE6(provider,name,a0,a1,a2,a3,a4,a5) +#define HS_DTRACE_PROBE7(provider,name,a0,a1,a2,a3,a4,a5,a6)\ + DTRACE_PROBE7(provider,name,a0,a1,a2,a3,a4,a5,a6) +#define HS_DTRACE_PROBE8(provider,name,a0,a1,a2,a3,a4,a5,a6,a7)\ + DTRACE_PROBE8(provider,name,a0,a1,a2,a3,a4,a5,a6,a7) +#define HS_DTRACE_PROBE9(provider,name,a0,a1,a2,a3,a4,a5,a6,a7,a8)\ + DTRACE_PROBE9(provider,name,a0,a1,a2,a3,a4,a5,a6,a7,a8) +#define HS_DTRACE_PROBE10(provider,name,a0,a1,a2,a3,a4,a5,a6,a7,a8)\ + DTRACE_PROBE10(provider,name,a0,a1,a2,a3,a4,a5,a6,a7,a8) +#endif --- openjdk/hotspot/src/share/vm/runtime/arguments.cpp 2009-03-04 14:39:43.000000000 +0100 +++ openjdk/hotspot/src/share/vm/runtime/arguments.cpp 2009-03-04 22:11:37.000000000 +0100 @@ -2272,16 +2272,16 @@ FLAG_SET_CMDLINE(bool, DisplayVMOutputToStderr, false); FLAG_SET_CMDLINE(bool, DisplayVMOutputToStdout, true); } else if (match_option(option, "-XX:+ExtendedDTraceProbes", &tail)) { -#ifdef SOLARIS +#ifdef DTRACE_ENABLED FLAG_SET_CMDLINE(bool, ExtendedDTraceProbes, true); FLAG_SET_CMDLINE(bool, DTraceMethodProbes, true); FLAG_SET_CMDLINE(bool, DTraceAllocProbes, true); FLAG_SET_CMDLINE(bool, DTraceMonitorProbes, true); -#else // ndef SOLARIS +#else // ndef DTRACE_ENABLED jio_fprintf(defaultStream::error_stream(), - "ExtendedDTraceProbes flag is only applicable on Solaris\n"); + "ExtendedDTraceProbes flag is only applicable on dtrace enabled builds\n"); return JNI_EINVAL; -#endif // ndef SOLARIS +#endif // ndef DTRACE_ENABLED } else #ifdef ASSERT if (match_option(option, "-XX:+FullGCALot", &tail)) {