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7e5492d27d
dsymutil needs access to DWARF specific inforamtion, the small DIContext wrapper isn't sufficient. Other DWARF consumers might want to use it too (I'm looking at you lldb). Differential Revision: http://reviews.llvm.org/D6694 git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@224594 91177308-0d34-0410-b5e6-96231b3b80d8
52 lines
1.3 KiB
C++
52 lines
1.3 KiB
C++
//===--- DWARFAcceleratorTable.h --------------------------------*- 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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#include "llvm/DebugInfo/DWARFRelocMap.h"
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#include "llvm/ADT/SmallVector.h"
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#include "llvm/DebugInfo/DWARFFormValue.h"
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#include <cstdint>
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namespace llvm {
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class DWARFAcceleratorTable {
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struct Header {
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uint32_t Magic;
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uint16_t Version;
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uint16_t HashFunction;
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uint32_t NumBuckets;
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uint32_t NumHashes;
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uint32_t HeaderDataLength;
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};
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struct HeaderData {
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typedef uint16_t AtomType;
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typedef uint16_t Form;
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uint32_t DIEOffsetBase;
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SmallVector<std::pair<AtomType, Form>, 3> Atoms;
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};
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struct Header Hdr;
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struct HeaderData HdrData;
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DataExtractor AccelSection;
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DataExtractor StringSection;
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const RelocAddrMap& Relocs;
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public:
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DWARFAcceleratorTable(DataExtractor AccelSection, DataExtractor StringSection,
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const RelocAddrMap &Relocs)
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: AccelSection(AccelSection), StringSection(StringSection), Relocs(Relocs) {}
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bool extract();
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void dump(raw_ostream &OS) const;
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};
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}
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