Mercurial > hg > release > icedtea-1.9
view ports/hotspot/src/share/vm/shark/sharkMemoryManager.hpp @ 1743:8228a1d1008b
2009-03-06 Gary Benson <gbenson@redhat.com>
* ports/hotspot/src/share/vm/shark/sharkBuilder.hpp
(SharkBuilder::SharkBuilder): New argument.
(SharkBuilder::_compiler): New field.
(SharkBuilder::_module): Removed field.
(SharkBuilder::_module_provider): Likewise.
(SharkBuilder::_execution_engine): Likewise.
(SharkBuilder::module): Rewritten.
(SharkBuilder::execution_engine): Likewise.
(SharkBuilder::MyJITMemoryManager): Moved to sharkMemoryManager.hpp.
(SharkBuilder::sharkEntry): Likewise.
* ports/hotspot/src/share/vm/shark/sharkBuilder.cpp
(SharkBuilder::SharkBuilder): New argument.
(SharkBuilder::MyJITMemoryManager::endFunctionBody) Moved to
sharkMemoryManager.cpp.
(SharkBuilder::sharkEntry): Likewise.
* ports/hotspot/src/share/vm/shark/sharkCompiler.hpp
(SharkCompiler::_module): New field.
(SharkCompiler::_execution_engine): Likewise.
(SharkCompiler::module): New method.
(SharkCompiler::execution_engine): Likewise.
(SharkCompiler::compile): Likewise.
* ports/hotspot/src/share/vm/shark/sharkCompiler.hpp
(SharkCompiler::SharkCompiler): Initialize new fields.
(SharkCompiler::compile): New method.
* ports/hotspot/src/share/vm/shark/sharkEntry.hpp
(SharkEntry::_code_start): Removed field.
(SharkEntry::code_start): Rewritten.
(SharkEntry::set_bounds): Replaced with...
(SharkEntry::set_code_limit): New method.
(SharkEntry::llvm_function_offset): Removed method.
* ports/hotspot/src/share/vm/shark/sharkFunction.hpp
(SharkFunction::SharkFunction): Changed arguments.
(SharkFunction::_builder): Removed field.
(SharkFunction::_compiler): New field.
(SharkFunction::compiler): New method.
(SharkFunction::builder): Rewritten.
* ports/hotspot/src/share/vm/shark/sharkFunction.hpp
(SharkFunction::initialize): Updated for new interfaces.
* ports/hotspot/src/share/vm/shark/sharkMemoryManager.hpp: New file.
* ports/hotspot/src/share/vm/shark/sharkMemoryManager.cpp: Likewise.
* ports/hotspot/src/share/vm/includeDB_shark: Updated.
author | Gary Benson <gbenson@redhat.com> |
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date | Fri, 06 Mar 2009 09:47:04 -0500 |
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/* * Copyright 1999-2007 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 * 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. * * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, * CA 95054 USA or visit www.sun.com if you need additional information or * have any questions. * */ // SharkMemoryManager wraps the LLVM JIT Memory Manager. We could use // this to run our own memory allocation policies, but for now all we // use it for is figuring out where the resulting native code ended up. class SharkMemoryManager : public llvm::JITMemoryManager { public: SharkMemoryManager() : _mm(llvm::JITMemoryManager::CreateDefaultMemManager()) {} private: llvm::JITMemoryManager* _mm; private: llvm::JITMemoryManager* mm() const { return _mm; } private: std::map<const llvm::Function*, SharkEntry*> _entry_map; public: void set_entry_for_function(const llvm::Function* function, SharkEntry* entry) { _entry_map[function] = entry; } SharkEntry* get_entry_for_function(const llvm::Function* function) { return _entry_map[function]; } public: void AllocateGOT(); unsigned char* getGOTBase() const; unsigned char* allocateStub(const llvm::GlobalValue* F, unsigned StubSize, unsigned Alignment); unsigned char* startFunctionBody(const llvm::Function* F, uintptr_t& ActualSize); void endFunctionBody(const llvm::Function* F, unsigned char* FunctionStart, unsigned char* FunctionEnd); unsigned char* startExceptionTable(const llvm::Function* F, uintptr_t& ActualSize); void endExceptionTable(const llvm::Function* F, unsigned char* TableStart, unsigned char* TableEnd, unsigned char* FrameRegister); void setMemoryWritable(); void setMemoryExecutable(); void deallocateMemForFunction(const llvm::Function* F); };