1 /*
   2  * Copyright (c) 1999, 2007, 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 "incls/_precompiled.incl"
  27 #include "incls/_sharkMemoryManager.cpp.incl"
  28 
  29 using namespace llvm;
  30 
  31 void SharkMemoryManager::AllocateGOT() {
  32   mm()->AllocateGOT();
  33 }
  34 
  35 unsigned char* SharkMemoryManager::getGOTBase() const {
  36   return mm()->getGOTBase();
  37 }
  38 
  39 unsigned char* SharkMemoryManager::allocateStub(const GlobalValue* F,
  40                                                 unsigned StubSize,
  41                                                 unsigned Alignment) {
  42   return mm()->allocateStub(F, StubSize, Alignment);
  43 }
  44 
  45 unsigned char* SharkMemoryManager::startFunctionBody(const Function* F,
  46                                                      uintptr_t& ActualSize) {
  47   return mm()->startFunctionBody(F, ActualSize);
  48 }
  49 
  50 void SharkMemoryManager::endFunctionBody(const Function* F,
  51                                          unsigned char* FunctionStart,
  52                                          unsigned char* FunctionEnd) {
  53   mm()->endFunctionBody(F, FunctionStart, FunctionEnd);
  54 
  55   SharkEntry *entry = get_entry_for_function(F);
  56   if (entry != NULL)
  57     entry->set_code_limit(FunctionEnd);
  58 }
  59 
  60 unsigned char* SharkMemoryManager::startExceptionTable(const Function* F,
  61                                                        uintptr_t& ActualSize) {
  62   return mm()->startExceptionTable(F, ActualSize);
  63 }
  64 
  65 void SharkMemoryManager::endExceptionTable(const Function* F,
  66                                            unsigned char* TableStart,
  67                                            unsigned char* TableEnd,
  68                                            unsigned char* FrameRegister) {
  69   mm()->endExceptionTable(F, TableStart, TableEnd, FrameRegister);
  70 }
  71 
  72 void SharkMemoryManager::setMemoryWritable() {
  73   mm()->setMemoryWritable();
  74 }
  75 
  76 void SharkMemoryManager::setMemoryExecutable() {
  77   mm()->setMemoryExecutable();
  78 }
  79 
  80 #if SHARK_LLVM_VERSION >= 27
  81 void SharkMemoryManager::deallocateExceptionTable(void *ptr) {
  82   mm()->deallocateExceptionTable(ptr);
  83 }
  84 
  85 void SharkMemoryManager::deallocateFunctionBody(void *ptr) {
  86   mm()->deallocateFunctionBody(ptr);
  87 }
  88 #else
  89 void SharkMemoryManager::deallocateMemForFunction(const Function* F) {
  90   return mm()->deallocateMemForFunction(F);
  91 }
  92 #endif
  93 
  94 uint8_t* SharkMemoryManager::allocateGlobal(uintptr_t Size,
  95                                             unsigned int Alignment) {
  96   return mm()->allocateGlobal(Size, Alignment);
  97 }
  98 
  99 #if SHARK_LLVM_VERSION < 27
 100 void* SharkMemoryManager::getDlsymTable() const {
 101   return mm()->getDlsymTable();
 102 }
 103 
 104 void SharkMemoryManager::SetDlsymTable(void *ptr) {
 105   mm()->SetDlsymTable(ptr);
 106 }
 107 #endif
 108 
 109 void SharkMemoryManager::setPoisonMemory(bool poison) {
 110   mm()->setPoisonMemory(poison);
 111 }
 112 
 113 unsigned char *SharkMemoryManager::allocateSpace(intptr_t Size,
 114                                                  unsigned int Alignment) {
 115   return mm()->allocateSpace(Size, Alignment);
 116 }