ac23808619
This would permit the ELF reader to check the architecture that is being selected by the linking process. This patch also sorts the include files according to LLVM conventions. llvm-svn: 220129
68 lines
2.0 KiB
C++
68 lines
2.0 KiB
C++
//===- lib/ReaderWriter/ELF/X86/X86DynamicLibraryWriter.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 X86_X86_DYNAMIC_LIBRARY_WRITER_H
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#define X86_X86_DYNAMIC_LIBRARY_WRITER_H
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#include "DynamicLibraryWriter.h"
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#include "X86LinkingContext.h"
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namespace lld {
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namespace elf {
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template <class ELFT>
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class X86DynamicLibraryWriter : public DynamicLibraryWriter<ELFT> {
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public:
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X86DynamicLibraryWriter(X86LinkingContext &context,
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X86TargetLayout<ELFT> &layout);
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protected:
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// Add any runtime files and their atoms to the output
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virtual bool createImplicitFiles(std::vector<std::unique_ptr<File>> &);
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virtual void finalizeDefaultAtomValues() {
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return DynamicLibraryWriter<ELFT>::finalizeDefaultAtomValues();
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}
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virtual void addDefaultAtoms() {
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return DynamicLibraryWriter<ELFT>::addDefaultAtoms();
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}
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private:
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class GOTFile : public SimpleFile {
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public:
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GOTFile(const ELFLinkingContext &eti) : SimpleFile("GOTFile") {}
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llvm::BumpPtrAllocator _alloc;
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};
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std::unique_ptr<GOTFile> _gotFile;
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X86LinkingContext &_context;
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X86TargetLayout<ELFT> &_x86Layout;
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};
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template <class ELFT>
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X86DynamicLibraryWriter<ELFT>::X86DynamicLibraryWriter(
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X86LinkingContext &context, X86TargetLayout<ELFT> &layout)
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: DynamicLibraryWriter<ELFT>(context, layout),
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_gotFile(new GOTFile(context)), _context(context), _x86Layout(layout) {}
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template <class ELFT>
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bool X86DynamicLibraryWriter<ELFT>::createImplicitFiles(
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std::vector<std::unique_ptr<File>> &result) {
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DynamicLibraryWriter<ELFT>::createImplicitFiles(result);
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_gotFile->addAtom(*new (_gotFile->_alloc) GLOBAL_OFFSET_TABLEAtom(*_gotFile));
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_gotFile->addAtom(*new (_gotFile->_alloc) DYNAMICAtom(*_gotFile));
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result.push_back(std::move(_gotFile));
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return true;
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}
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} // namespace elf
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} // namespace lld
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#endif
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