llvm/llvm/lib/ExecutionEngine/JITLink/ELF_x86_64.cpp

//===---- ELF_x86_64.cpp -JIT linker implementation for ELF/x86-64 ----===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
//
// ELF/x86-64 jit-link implementation.
//
//===----------------------------------------------------------------------===//

#include "llvm/ExecutionEngine/JITLink/ELF_x86_64.h"
#include "llvm/ExecutionEngine/JITLink/DWARFRecordSectionSplitter.h"
#include "llvm/ExecutionEngine/JITLink/JITLink.h"
#include "llvm/ExecutionEngine/JITLink/TableManager.h"
#include "llvm/ExecutionEngine/JITLink/x86_64.h"
#include "llvm/Object/ELFObjectFile.h"

#include "DefineExternalSectionStartAndEndSymbols.h"
#include "EHFrameSupportImpl.h"
#include "ELFLinkGraphBuilder.h"
#include "JITLinkGeneric.h"

#define DEBUG_TYPE …

usingnamespacellvm;
usingnamespacellvm::jitlink;

namespace {

constexpr StringRef ELFGOTSymbolName = …;
constexpr StringRef ELFTLSInfoSectionName = …;

class TLSInfoTableManager_ELF_x86_64
    : public TableManager<TLSInfoTableManager_ELF_x86_64> { … };

const uint8_t TLSInfoTableManager_ELF_x86_64::TLSInfoEntryContent[16] = …;

Error buildTables_ELF_x86_64(LinkGraph &G) { … }
} // namespace

namespace llvm {
namespace jitlink {

class ELFLinkGraphBuilder_x86_64 : public ELFLinkGraphBuilder<object::ELF64LE> { … };

class ELFJITLinker_x86_64 : public JITLinker<ELFJITLinker_x86_64> { … };

Expected<std::unique_ptr<LinkGraph>>
createLinkGraphFromELFObject_x86_64(MemoryBufferRef ObjectBuffer) { … }

void link_ELF_x86_64(std::unique_ptr<LinkGraph> G,
                     std::unique_ptr<JITLinkContext> Ctx) { … }
} // end namespace jitlink
} // end namespace llvm