/*

 * Copyright (c) 1999, 2010, Oracle and/or its affiliates. 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 Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

 * or visit www.oracle.com if you need additional information or have any

 * questions.

 *

 */

#include "precompiled.hpp"

#include "shark/llvmHeaders.hpp"

#include "shark/sharkEntry.hpp"

#include "shark/sharkMemoryManager.hpp"

using namespace llvm;

void SharkMemoryManager::AllocateGOT() {

  mm()->AllocateGOT();

}

unsigned char* SharkMemoryManager::getGOTBase() const {

  return mm()->getGOTBase();

}

unsigned char* SharkMemoryManager::allocateStub(const GlobalValue* F,

                                                unsigned StubSize,

                                                unsigned Alignment) {

  return mm()->allocateStub(F, StubSize, Alignment);

}

unsigned char* SharkMemoryManager::startFunctionBody(const Function* F,

                                                     uintptr_t& ActualSize) {

  return mm()->startFunctionBody(F, ActualSize);

}

void SharkMemoryManager::endFunctionBody(const Function* F,

                                         unsigned char* FunctionStart,

                                         unsigned char* FunctionEnd) {

  mm()->endFunctionBody(F, FunctionStart, FunctionEnd);

  SharkEntry *entry = get_entry_for_function(F);

  if (entry != NULL)

    entry->set_code_limit(FunctionEnd);

}

void SharkMemoryManager::setMemoryWritable() {

  mm()->setMemoryWritable();

}

void SharkMemoryManager::setMemoryExecutable() {

  mm()->setMemoryExecutable();

}

void SharkMemoryManager::deallocateFunctionBody(void *ptr) {

  mm()->deallocateFunctionBody(ptr);

}

uint8_t* SharkMemoryManager::allocateGlobal(uintptr_t Size,

                                            unsigned int Alignment) {

  return mm()->allocateGlobal(Size, Alignment);

}

void* SharkMemoryManager::getPointerToNamedFunction(const std::string &Name, bool AbortOnFailure) {

  return mm()->getPointerToNamedFunction(Name, AbortOnFailure);

}

void SharkMemoryManager::setPoisonMemory(bool poison) {

  mm()->setPoisonMemory(poison);

}

unsigned char *SharkMemoryManager::allocateSpace(intptr_t Size,

                                                 unsigned int Alignment) {

  return mm()->allocateSpace(Size, Alignment);

}

#if SHARK_LLVM_VERSION <= 32

uint8_t* SharkMemoryManager::allocateCodeSection(uintptr_t Size, unsigned Alignment, unsigned SectionID) {

  return mm()->allocateCodeSection(Size, Alignment, SectionID);

}

uint8_t* SharkMemoryManager::allocateDataSection(uintptr_t Size, unsigned Alignment, unsigned SectionID) {

  return mm()->allocateDataSection(Size, Alignment, SectionID);

}

void SharkMemoryManager::deallocateExceptionTable(void *ptr) {

  mm()->deallocateExceptionTable(ptr);

}

unsigned char* SharkMemoryManager::startExceptionTable(const Function* F,

                                                       uintptr_t& ActualSize) {

  return mm()->startExceptionTable(F, ActualSize);

}

void SharkMemoryManager::endExceptionTable(const Function* F,

                                           unsigned char* TableStart,

                                           unsigned char* TableEnd,

                                           unsigned char* FrameRegister) {

  mm()->endExceptionTable(F, TableStart, TableEnd, FrameRegister);

}

#else

uint8_t *SharkMemoryManager::allocateCodeSection(uintptr_t Size, unsigned Alignment, unsigned SectionID, StringRef SectionName) {

    return mm()->allocateCodeSection(Size, Alignment, SectionID, SectionName);

}

uint8_t* SharkMemoryManager::allocateDataSection(uintptr_t Size, unsigned Alignment, unsigned SectionID, StringRef SectionName, bool IsReadOnly) {

  return mm()->allocateDataSection(Size, Alignment, SectionID, SectionName, IsReadOnly);

}

bool SharkMemoryManager::finalizeMemory(std::string *ErrMsg) {

    return mm()->finalizeMemory(ErrMsg);

}

#endif