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📄 Chunks.cpp(31.9 KB)
📄 Chunks.h(22.6 KB)
📄 Config.h(6.76 KB)
📄 DLL.cpp(23.61 KB)
📄 DLL.h(2.25 KB)
📄 DebugTypes.cpp(18.17 KB)
📄 DebugTypes.h(2.44 KB)
📄 Driver.cpp(68.73 KB)
📄 Driver.h(7.09 KB)
📄 DriverUtils.cpp(29.99 KB)
📄 ICF.cpp(10.91 KB)
📄 ICF.h(612 B)
📄 InputFiles.cpp(37.9 KB)
📄 InputFiles.h(12.92 KB)
📄 LLDMapFile.cpp(4.11 KB)
📄 LLDMapFile.h(599 B)
📄 LTO.cpp(7.34 KB)
📄 LTO.h(1.54 KB)
📄 MapFile.cpp(10.44 KB)
📄 MapFile.h(590 B)
📄 MarkLive.cpp(2.28 KB)
📄 MarkLive.h(648 B)
📄 MinGW.cpp(4.89 KB)
📄 MinGW.h(1.03 KB)
📄 Options.td(12.29 KB)
📄 PDB.cpp(58.35 KB)
📄 PDB.h(1.01 KB)
📄 README.md(20 B)
📄 SymbolTable.cpp(26.37 KB)
📄 SymbolTable.h(4.98 KB)
📄 Symbols.cpp(4.38 KB)
📄 Symbols.h(14.85 KB)
📄 TypeMerger.h(2.24 KB)
📄 Writer.cpp(70.38 KB)
📄 Writer.h(2.57 KB)

Editing: TypeMerger.h

//===- TypeMerger.h ---------------------------------------------*- C++ -*-===//
//
// 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
//
//===----------------------------------------------------------------------===//

#ifndef LLD_COFF_TYPEMERGER_H
#define LLD_COFF_TYPEMERGER_H

#include "Config.h"
#include "llvm/DebugInfo/CodeView/GlobalTypeTableBuilder.h"
#include "llvm/DebugInfo/CodeView/MergingTypeTableBuilder.h"
#include "llvm/Support/Allocator.h"

namespace lld {
namespace coff {

class TypeMerger {
public:
  TypeMerger(llvm::BumpPtrAllocator &alloc)
      : typeTable(alloc), idTable(alloc), globalTypeTable(alloc),
        globalIDTable(alloc) {}

/// Get the type table or the global type table if /DEBUG:GHASH is enabled.
  inline llvm::codeview::TypeCollection &getTypeTable() {
    if (config->debugGHashes)
      return globalTypeTable;
    return typeTable;
  }

/// Get the ID table or the global ID table if /DEBUG:GHASH is enabled.
  inline llvm::codeview::TypeCollection &getIDTable() {
    if (config->debugGHashes)
      return globalIDTable;
    return idTable;
  }

/// Type records that will go into the PDB TPI stream.
  llvm::codeview::MergingTypeTableBuilder typeTable;

/// Item records that will go into the PDB IPI stream.
  llvm::codeview::MergingTypeTableBuilder idTable;

/// Type records that will go into the PDB TPI stream (for /DEBUG:GHASH)
  llvm::codeview::GlobalTypeTableBuilder globalTypeTable;

/// Item records that will go into the PDB IPI stream (for /DEBUG:GHASH)
  llvm::codeview::GlobalTypeTableBuilder globalIDTable;

// When showSummary is enabled, these are histograms of TPI and IPI records
  // keyed by type index.
  SmallVector<uint32_t, 0> tpiCounts;
  SmallVector<uint32_t, 0> ipiCounts;
};

/// Map from type index and item index in a type server PDB to the
/// corresponding index in the destination PDB.
struct CVIndexMap {
  llvm::SmallVector<llvm::codeview::TypeIndex, 0> tpiMap;
  llvm::SmallVector<llvm::codeview::TypeIndex, 0> ipiMap;
  bool isTypeServerMap = false;
  bool isPrecompiledTypeMap = false;
};

} // namespace coff
} // namespace lld

#endif

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