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