src/share/vm/shark/sharkMemoryManager.cpp

Mon, 04 Apr 2011 03:02:00 -0700

author
twisti
date
Mon, 04 Apr 2011 03:02:00 -0700
changeset 2729
e863062e521d
parent 2314
f95d63e2154a
child 4314
2cd5e15048e6
permissions
-rw-r--r--

7032458: Zero and Shark fixes
Reviewed-by: twisti
Contributed-by: Gary Benson <gbenson@redhat.com>

twisti@2047 1 /*
stefank@2314 2 * Copyright (c) 1999, 2010, Oracle and/or its affiliates. All rights reserved.
twisti@2047 3 * Copyright 2009 Red Hat, Inc.
twisti@2047 4 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
twisti@2047 5 *
twisti@2047 6 * This code is free software; you can redistribute it and/or modify it
twisti@2047 7 * under the terms of the GNU General Public License version 2 only, as
twisti@2047 8 * published by the Free Software Foundation.
twisti@2047 9 *
twisti@2047 10 * This code is distributed in the hope that it will be useful, but WITHOUT
twisti@2047 11 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
twisti@2047 12 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
twisti@2047 13 * version 2 for more details (a copy is included in the LICENSE file that
twisti@2047 14 * accompanied this code).
twisti@2047 15 *
twisti@2047 16 * You should have received a copy of the GNU General Public License version
twisti@2047 17 * 2 along with this work; if not, write to the Free Software Foundation,
twisti@2047 18 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
twisti@2047 19 *
twisti@2047 20 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
twisti@2047 21 * or visit www.oracle.com if you need additional information or have any
twisti@2047 22 * questions.
twisti@2047 23 *
twisti@2047 24 */
twisti@2047 25
stefank@2314 26 #include "precompiled.hpp"
stefank@2314 27 #include "shark/llvmHeaders.hpp"
stefank@2314 28 #include "shark/sharkEntry.hpp"
stefank@2314 29 #include "shark/sharkMemoryManager.hpp"
twisti@2047 30
twisti@2047 31 using namespace llvm;
twisti@2047 32
twisti@2047 33 void SharkMemoryManager::AllocateGOT() {
twisti@2047 34 mm()->AllocateGOT();
twisti@2047 35 }
twisti@2047 36
twisti@2047 37 unsigned char* SharkMemoryManager::getGOTBase() const {
twisti@2047 38 return mm()->getGOTBase();
twisti@2047 39 }
twisti@2047 40
twisti@2047 41 unsigned char* SharkMemoryManager::allocateStub(const GlobalValue* F,
twisti@2047 42 unsigned StubSize,
twisti@2047 43 unsigned Alignment) {
twisti@2047 44 return mm()->allocateStub(F, StubSize, Alignment);
twisti@2047 45 }
twisti@2047 46
twisti@2047 47 unsigned char* SharkMemoryManager::startFunctionBody(const Function* F,
twisti@2047 48 uintptr_t& ActualSize) {
twisti@2047 49 return mm()->startFunctionBody(F, ActualSize);
twisti@2047 50 }
twisti@2047 51
twisti@2047 52 void SharkMemoryManager::endFunctionBody(const Function* F,
twisti@2047 53 unsigned char* FunctionStart,
twisti@2047 54 unsigned char* FunctionEnd) {
twisti@2047 55 mm()->endFunctionBody(F, FunctionStart, FunctionEnd);
twisti@2047 56
twisti@2047 57 SharkEntry *entry = get_entry_for_function(F);
twisti@2047 58 if (entry != NULL)
twisti@2047 59 entry->set_code_limit(FunctionEnd);
twisti@2047 60 }
twisti@2047 61
twisti@2047 62 unsigned char* SharkMemoryManager::startExceptionTable(const Function* F,
twisti@2047 63 uintptr_t& ActualSize) {
twisti@2047 64 return mm()->startExceptionTable(F, ActualSize);
twisti@2047 65 }
twisti@2047 66
twisti@2047 67 void SharkMemoryManager::endExceptionTable(const Function* F,
twisti@2047 68 unsigned char* TableStart,
twisti@2047 69 unsigned char* TableEnd,
twisti@2047 70 unsigned char* FrameRegister) {
twisti@2047 71 mm()->endExceptionTable(F, TableStart, TableEnd, FrameRegister);
twisti@2047 72 }
twisti@2047 73
twisti@2047 74 void SharkMemoryManager::setMemoryWritable() {
twisti@2047 75 mm()->setMemoryWritable();
twisti@2047 76 }
twisti@2047 77
twisti@2047 78 void SharkMemoryManager::setMemoryExecutable() {
twisti@2047 79 mm()->setMemoryExecutable();
twisti@2047 80 }
twisti@2047 81
twisti@2047 82 #if SHARK_LLVM_VERSION >= 27
twisti@2047 83 void SharkMemoryManager::deallocateExceptionTable(void *ptr) {
twisti@2047 84 mm()->deallocateExceptionTable(ptr);
twisti@2047 85 }
twisti@2047 86
twisti@2047 87 void SharkMemoryManager::deallocateFunctionBody(void *ptr) {
twisti@2047 88 mm()->deallocateFunctionBody(ptr);
twisti@2047 89 }
twisti@2047 90 #else
twisti@2047 91 void SharkMemoryManager::deallocateMemForFunction(const Function* F) {
twisti@2047 92 return mm()->deallocateMemForFunction(F);
twisti@2047 93 }
twisti@2047 94 #endif
twisti@2047 95
twisti@2047 96 uint8_t* SharkMemoryManager::allocateGlobal(uintptr_t Size,
twisti@2047 97 unsigned int Alignment) {
twisti@2047 98 return mm()->allocateGlobal(Size, Alignment);
twisti@2047 99 }
twisti@2047 100
twisti@2047 101 #if SHARK_LLVM_VERSION < 27
twisti@2047 102 void* SharkMemoryManager::getDlsymTable() const {
twisti@2047 103 return mm()->getDlsymTable();
twisti@2047 104 }
twisti@2047 105
twisti@2047 106 void SharkMemoryManager::SetDlsymTable(void *ptr) {
twisti@2047 107 mm()->SetDlsymTable(ptr);
twisti@2047 108 }
twisti@2047 109 #endif
twisti@2047 110
twisti@2047 111 void SharkMemoryManager::setPoisonMemory(bool poison) {
twisti@2047 112 mm()->setPoisonMemory(poison);
twisti@2047 113 }
twisti@2047 114
twisti@2047 115 unsigned char *SharkMemoryManager::allocateSpace(intptr_t Size,
twisti@2047 116 unsigned int Alignment) {
twisti@2047 117 return mm()->allocateSpace(Size, Alignment);
twisti@2047 118 }

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