forked from OSchip/llvm-project
65 lines
2.1 KiB
C++
65 lines
2.1 KiB
C++
//===- TypeMerger.h ---------------------------------------------*- C++ -*-===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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#ifndef LLD_COFF_TYPEMERGER_H
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#define LLD_COFF_TYPEMERGER_H
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#include "Config.h"
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#include "llvm/DebugInfo/CodeView/GlobalTypeTableBuilder.h"
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#include "llvm/DebugInfo/CodeView/MergingTypeTableBuilder.h"
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#include "llvm/Support/Allocator.h"
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namespace lld {
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namespace coff {
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class TypeMerger {
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public:
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TypeMerger(llvm::BumpPtrAllocator &alloc)
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: typeTable(alloc), iDTable(alloc), globalTypeTable(alloc),
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globalIDTable(alloc) {}
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/// Get the type table or the global type table if /DEBUG:GHASH is enabled.
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inline llvm::codeview::TypeCollection &getTypeTable() {
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if (config->debugGHashes)
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return globalTypeTable;
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return typeTable;
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}
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/// Get the ID table or the global ID table if /DEBUG:GHASH is enabled.
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inline llvm::codeview::TypeCollection &getIDTable() {
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if (config->debugGHashes)
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return globalIDTable;
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return iDTable;
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}
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/// Type records that will go into the PDB TPI stream.
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llvm::codeview::MergingTypeTableBuilder typeTable;
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/// Item records that will go into the PDB IPI stream.
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llvm::codeview::MergingTypeTableBuilder iDTable;
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/// Type records that will go into the PDB TPI stream (for /DEBUG:GHASH)
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llvm::codeview::GlobalTypeTableBuilder globalTypeTable;
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/// Item records that will go into the PDB IPI stream (for /DEBUG:GHASH)
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llvm::codeview::GlobalTypeTableBuilder globalIDTable;
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};
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/// Map from type index and item index in a type server PDB to the
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/// corresponding index in the destination PDB.
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struct CVIndexMap {
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llvm::SmallVector<llvm::codeview::TypeIndex, 0> tpiMap;
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llvm::SmallVector<llvm::codeview::TypeIndex, 0> ipiMap;
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bool isTypeServerMap = false;
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bool isPrecompiledTypeMap = false;
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};
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} // namespace coff
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} // namespace lld
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#endif |