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src/share/vm/shark/sharkMemoryManager.cpp@f90c822e73f8 (annotated)

src/share/vm/shark/sharkMemoryManager.cpp

Wed, 27 Apr 2016 01:25:04 +0800

author

aoqi

date

Wed, 27 Apr 2016 01:25:04 +0800

changeset 0

f90c822e73f8

child 6876

710a3c8b516e

permissions

-rw-r--r--

Initial load
http://hg.openjdk.java.net/jdk8u/jdk8u/hotspot/
changeset: 6782:28b50d07f6f8
tag: jdk8u25-b17

aoqi@0	1	/*
aoqi@0	2	* Copyright (c) 1999, 2010, Oracle and/or its affiliates. All rights reserved.
aoqi@0	3	* Copyright 2009 Red Hat, Inc.
aoqi@0	4	* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
aoqi@0	5	*
aoqi@0	6	* This code is free software; you can redistribute it and/or modify it
aoqi@0	7	* under the terms of the GNU General Public License version 2 only, as
aoqi@0	8	* published by the Free Software Foundation.
aoqi@0	9	*
aoqi@0	10	* This code is distributed in the hope that it will be useful, but WITHOUT
aoqi@0	11	* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
aoqi@0	12	* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
aoqi@0	13	* version 2 for more details (a copy is included in the LICENSE file that
aoqi@0	14	* accompanied this code).
aoqi@0	15	*
aoqi@0	16	* You should have received a copy of the GNU General Public License version
aoqi@0	17	* 2 along with this work; if not, write to the Free Software Foundation,
aoqi@0	18	* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
aoqi@0	19	*
aoqi@0	20	* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
aoqi@0	21	* or visit www.oracle.com if you need additional information or have any
aoqi@0	22	* questions.
aoqi@0	23	*
aoqi@0	24	*/
aoqi@0	25
aoqi@0	26	#include "precompiled.hpp"
aoqi@0	27	#include "shark/llvmHeaders.hpp"
aoqi@0	28	#include "shark/sharkEntry.hpp"
aoqi@0	29	#include "shark/sharkMemoryManager.hpp"
aoqi@0	30
aoqi@0	31	using namespace llvm;
aoqi@0	32
aoqi@0	33	void SharkMemoryManager::AllocateGOT() {
aoqi@0	34	mm()->AllocateGOT();
aoqi@0	35	}
aoqi@0	36
aoqi@0	37	unsigned char* SharkMemoryManager::getGOTBase() const {
aoqi@0	38	return mm()->getGOTBase();
aoqi@0	39	}
aoqi@0	40
aoqi@0	41	unsigned char* SharkMemoryManager::allocateStub(const GlobalValue* F,
aoqi@0	42	unsigned StubSize,
aoqi@0	43	unsigned Alignment) {
aoqi@0	44	return mm()->allocateStub(F, StubSize, Alignment);
aoqi@0	45	}
aoqi@0	46
aoqi@0	47	unsigned char* SharkMemoryManager::startFunctionBody(const Function* F,
aoqi@0	48	uintptr_t& ActualSize) {
aoqi@0	49	return mm()->startFunctionBody(F, ActualSize);
aoqi@0	50	}
aoqi@0	51
aoqi@0	52	void SharkMemoryManager::endFunctionBody(const Function* F,
aoqi@0	53	unsigned char* FunctionStart,
aoqi@0	54	unsigned char* FunctionEnd) {
aoqi@0	55	mm()->endFunctionBody(F, FunctionStart, FunctionEnd);
aoqi@0	56
aoqi@0	57	SharkEntry *entry = get_entry_for_function(F);
aoqi@0	58	if (entry != NULL)
aoqi@0	59	entry->set_code_limit(FunctionEnd);
aoqi@0	60	}
aoqi@0	61
aoqi@0	62	void SharkMemoryManager::setMemoryWritable() {
aoqi@0	63	mm()->setMemoryWritable();
aoqi@0	64	}
aoqi@0	65
aoqi@0	66	void SharkMemoryManager::setMemoryExecutable() {
aoqi@0	67	mm()->setMemoryExecutable();
aoqi@0	68	}
aoqi@0	69
aoqi@0	70	void SharkMemoryManager::deallocateFunctionBody(void *ptr) {
aoqi@0	71	mm()->deallocateFunctionBody(ptr);
aoqi@0	72	}
aoqi@0	73
aoqi@0	74	uint8_t* SharkMemoryManager::allocateGlobal(uintptr_t Size,
aoqi@0	75	unsigned int Alignment) {
aoqi@0	76	return mm()->allocateGlobal(Size, Alignment);
aoqi@0	77	}
aoqi@0	78
aoqi@0	79	void* SharkMemoryManager::getPointerToNamedFunction(const std::string &Name, bool AbortOnFailure) {
aoqi@0	80	return mm()->getPointerToNamedFunction(Name, AbortOnFailure);
aoqi@0	81	}
aoqi@0	82
aoqi@0	83	void SharkMemoryManager::setPoisonMemory(bool poison) {
aoqi@0	84	mm()->setPoisonMemory(poison);
aoqi@0	85	}
aoqi@0	86
aoqi@0	87	unsigned char *SharkMemoryManager::allocateSpace(intptr_t Size,
aoqi@0	88	unsigned int Alignment) {
aoqi@0	89	return mm()->allocateSpace(Size, Alignment);
aoqi@0	90	}
aoqi@0	91
aoqi@0	92	#if SHARK_LLVM_VERSION <= 32
aoqi@0	93
aoqi@0	94	uint8_t* SharkMemoryManager::allocateCodeSection(uintptr_t Size, unsigned Alignment, unsigned SectionID) {
aoqi@0	95	return mm()->allocateCodeSection(Size, Alignment, SectionID);
aoqi@0	96	}
aoqi@0	97
aoqi@0	98	uint8_t* SharkMemoryManager::allocateDataSection(uintptr_t Size, unsigned Alignment, unsigned SectionID) {
aoqi@0	99	return mm()->allocateDataSection(Size, Alignment, SectionID);
aoqi@0	100	}
aoqi@0	101
aoqi@0	102	void SharkMemoryManager::deallocateExceptionTable(void *ptr) {
aoqi@0	103	mm()->deallocateExceptionTable(ptr);
aoqi@0	104	}
aoqi@0	105
aoqi@0	106	unsigned char* SharkMemoryManager::startExceptionTable(const Function* F,
aoqi@0	107	uintptr_t& ActualSize) {
aoqi@0	108	return mm()->startExceptionTable(F, ActualSize);
aoqi@0	109	}
aoqi@0	110
aoqi@0	111	void SharkMemoryManager::endExceptionTable(const Function* F,
aoqi@0	112	unsigned char* TableStart,
aoqi@0	113	unsigned char* TableEnd,
aoqi@0	114	unsigned char* FrameRegister) {
aoqi@0	115	mm()->endExceptionTable(F, TableStart, TableEnd, FrameRegister);
aoqi@0	116	}
aoqi@0	117
aoqi@0	118	#else
aoqi@0	119
aoqi@0	120	uint8_t *SharkMemoryManager::allocateCodeSection(uintptr_t Size, unsigned Alignment, unsigned SectionID, StringRef SectionName) {
aoqi@0	121	return mm()->allocateCodeSection(Size, Alignment, SectionID, SectionName);
aoqi@0	122	}
aoqi@0	123
aoqi@0	124	uint8_t* SharkMemoryManager::allocateDataSection(uintptr_t Size, unsigned Alignment, unsigned SectionID, StringRef SectionName, bool IsReadOnly) {
aoqi@0	125	return mm()->allocateDataSection(Size, Alignment, SectionID, SectionName, IsReadOnly);
aoqi@0	126	}
aoqi@0	127
aoqi@0	128	bool SharkMemoryManager::finalizeMemory(std::string *ErrMsg) {
aoqi@0	129	return mm()->finalizeMemory(ErrMsg);
aoqi@0	130	}
aoqi@0	131
aoqi@0	132	#endif