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c32b709e96
This reverts commits r303490, r303491, r303493, and r303494. This caused http://crbug.com/728726. Essentially, exporting stdcall functions doesn't appear to work after this change. Reduced test case soon. llvm-svn: 304561
75 lines
2.1 KiB
C++
75 lines
2.1 KiB
C++
//===- COFFImportFile.h - COFF short import file implementation -*- C++ -*-===//
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//
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// The LLVM Compiler Infrastructure
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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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//
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// COFF short import file is a special kind of file which contains
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// only symbol names for DLL-exported symbols. This class implements
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// SymbolicFile interface for the file.
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//
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//===----------------------------------------------------------------------===//
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#ifndef LLVM_OBJECT_COFF_IMPORT_FILE_H
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#define LLVM_OBJECT_COFF_IMPORT_FILE_H
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#include "llvm/Object/COFF.h"
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#include "llvm/Object/IRObjectFile.h"
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#include "llvm/Object/ObjectFile.h"
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#include "llvm/Object/SymbolicFile.h"
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#include "llvm/Support/MemoryBuffer.h"
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#include "llvm/Support/raw_ostream.h"
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namespace llvm {
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namespace object {
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class COFFImportFile : public SymbolicFile {
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public:
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COFFImportFile(MemoryBufferRef Source)
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: SymbolicFile(ID_COFFImportFile, Source) {}
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static inline bool classof(Binary const *V) { return V->isCOFFImportFile(); }
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void moveSymbolNext(DataRefImpl &Symb) const override { ++Symb.p; }
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std::error_code printSymbolName(raw_ostream &OS,
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DataRefImpl Symb) const override {
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if (Symb.p == 0)
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OS << "__imp_";
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OS << StringRef(Data.getBufferStart() + sizeof(coff_import_header));
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return std::error_code();
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}
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uint32_t getSymbolFlags(DataRefImpl Symb) const override {
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return SymbolRef::SF_Global;
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}
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basic_symbol_iterator symbol_begin() const override {
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return BasicSymbolRef(DataRefImpl(), this);
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}
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basic_symbol_iterator symbol_end() const override {
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DataRefImpl Symb;
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Symb.p = isData() ? 1 : 2;
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return BasicSymbolRef(Symb, this);
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}
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const coff_import_header *getCOFFImportHeader() const {
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return reinterpret_cast<const object::coff_import_header *>(
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Data.getBufferStart());
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}
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private:
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bool isData() const {
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return getCOFFImportHeader()->getType() == COFF::IMPORT_DATA;
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}
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};
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} // namespace object
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} // namespace llvm
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#endif
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