tools/llvm-pdbutil/MinimalTypeDumper.h

   1 //===- MinimalTypeDumper.h ------------------------------------ *- C++ --*-===//
   2 //
   3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
   4 // See https://llvm.org/LICENSE.txt for license information.
   5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
   6 //
   7 //===----------------------------------------------------------------------===//
   8
   9 #ifndef LLVM_TOOLS_LLVMPDBUTIL_MINIMAL_TYPE_DUMPER_H
  10 #define LLVM_TOOLS_LLVMPDBUTIL_MINIMAL_TYPE_DUMPER_H
  11
  12 #include "llvm/DebugInfo/CodeView/TypeVisitorCallbacks.h"
  13 #include "llvm/Support/BinaryStreamArray.h"
  14
  15 namespace llvm {
  16 namespace codeview {
  17 class LazyRandomTypeCollection;
  18 }
  19
  20 namespace pdb {
  21 class LinePrinter;
  22 class TpiStream;
  23
  24 class MinimalTypeDumpVisitor : public codeview::TypeVisitorCallbacks {
  25 public:
  26   MinimalTypeDumpVisitor(LinePrinter &P, uint32_t Width, bool RecordBytes,
  27                          bool Hashes, codeview::LazyRandomTypeCollection &Types,
  28                          uint32_t NumHashBuckets,
  29                          FixedStreamArray<support::ulittle32_t> HashValues,
  30                          pdb::TpiStream *Stream)
  31       : P(P), Width(Width), RecordBytes(RecordBytes), Hashes(Hashes),
  32         Types(Types), NumHashBuckets(NumHashBuckets), HashValues(HashValues),
  33         Stream(Stream) {}
  34
  35   Error visitTypeBegin(codeview::CVType &Record,
  36                        codeview::TypeIndex Index) override;
  37   Error visitTypeEnd(codeview::CVType &Record) override;
  38   Error visitMemberBegin(codeview::CVMemberRecord &Record) override;
  39   Error visitMemberEnd(codeview::CVMemberRecord &Record) override;
  40
  41 #define TYPE_RECORD(EnumName, EnumVal, Name)                                   \
  42   Error visitKnownRecord(codeview::CVType &CVR,                                \
  43                          codeview::Name##Record &Record) override;
  44 #define MEMBER_RECORD(EnumName, EnumVal, Name)                                 \
  45   Error visitKnownMember(codeview::CVMemberRecord &CVR,                        \
  46                          codeview::Name##Record &Record) override;
  47 #define TYPE_RECORD_ALIAS(EnumName, EnumVal, Name, AliasName)
  48 #define MEMBER_RECORD_ALIAS(EnumName, EnumVal, Name, AliasName)
  49 #include "llvm/DebugInfo/CodeView/CodeViewTypes.def"
  50
  51 private:
  52   StringRef getTypeName(codeview::TypeIndex TI) const;
  53
  54   LinePrinter &P;
  55   uint32_t Width;
  56   bool RecordBytes = false;
  57   bool Hashes = false;
  58   codeview::LazyRandomTypeCollection &Types;
  59   uint32_t NumHashBuckets;
  60   codeview::TypeIndex CurrentTypeIndex;
  61   FixedStreamArray<support::ulittle32_t> HashValues;
  62   pdb::TpiStream *Stream = nullptr;
  63 };
  64 } // namespace pdb
  65 } // namespace llvm
  66
  67 #endif