82 lines
2.5 KiB
C++
82 lines
2.5 KiB
C++
//===- lib/ReaderWriter/ELF/PPCELFReader.h ------------------------------===//
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//
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// The LLVM Linker
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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#ifndef LLD_READER_WRITER_PPC_ELF_READER_H
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#define LLD_READER_WRITER_PPC_ELF_READER_H
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#include "ELFReader.h"
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#include "PPCELFFile.h"
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namespace lld {
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namespace elf {
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struct PPCDynamicFileCreateELFTraits {
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typedef llvm::ErrorOr<std::unique_ptr<lld::SharedLibraryFile>> result_type;
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template <class ELFT>
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static result_type create(std::unique_ptr<llvm::MemoryBuffer> mb,
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bool useUndefines) {
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return lld::elf::PPCDynamicFile<ELFT>::create(std::move(mb), useUndefines);
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}
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};
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struct PPCELFFileCreateELFTraits {
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typedef llvm::ErrorOr<std::unique_ptr<lld::File>> result_type;
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template <class ELFT>
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static result_type create(std::unique_ptr<llvm::MemoryBuffer> mb,
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bool atomizeStrings) {
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return lld::elf::PPCELFFile<ELFT>::create(std::move(mb), atomizeStrings);
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}
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};
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class PPCELFObjectReader : public ELFObjectReader {
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public:
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PPCELFObjectReader(bool atomizeStrings) : ELFObjectReader(atomizeStrings) {}
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virtual error_code
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parseFile(std::unique_ptr<MemoryBuffer> &mb, const class Registry &,
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std::vector<std::unique_ptr<File>> &result) const {
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error_code ec;
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std::size_t maxAlignment =
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1ULL << llvm::countTrailingZeros(uintptr_t(mb->getBufferStart()));
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auto f = createELF<PPCELFFileCreateELFTraits>(
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llvm::object::getElfArchType(&*mb), maxAlignment, std::move(mb),
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_atomizeStrings);
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if (!f)
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return f;
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result.push_back(std::move(*f));
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return error_code::success();
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}
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};
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class PPCELFDSOReader : public ELFDSOReader {
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public:
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PPCELFDSOReader(bool useUndefines) : ELFDSOReader(useUndefines) {}
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virtual error_code
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parseFile(std::unique_ptr<MemoryBuffer> &mb, const class Registry &,
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std::vector<std::unique_ptr<File>> &result) const {
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std::size_t maxAlignment =
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1ULL << llvm::countTrailingZeros(uintptr_t(mb->getBufferStart()));
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auto f = createELF<PPCDynamicFileCreateELFTraits>(
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llvm::object::getElfArchType(&*mb), maxAlignment, std::move(mb),
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_useUndefines);
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if (!f)
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return f;
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result.push_back(std::move(*f));
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return error_code::success();
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}
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};
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} // namespace elf
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} // namespace lld
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#endif // LLD_READER_WRITER_ELF_READER_H
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