llvm/tools/llvm-pdbutil/PrettyClassLayoutGraphicalDumper.h

   1 //===- PrettyClassLayoutGraphicalDumper.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_LLVMPDBDUMP_PRETTYCLASSLAYOUTGRAPHICALDUMPER_H
  10 #define LLVM_TOOLS_LLVMPDBDUMP_PRETTYCLASSLAYOUTGRAPHICALDUMPER_H
  11
  12 #include "llvm/DebugInfo/PDB/PDBSymDumper.h"
  13
  14 namespace llvm {
  15
  16 namespace pdb {
  17
  18 class UDTLayoutBase;
  19 class LayoutItemBase;
  20 class LinePrinter;
  21
  22 class PrettyClassLayoutGraphicalDumper : public PDBSymDumper {
  23 public:
  24   PrettyClassLayoutGraphicalDumper(LinePrinter &P, uint32_t RecurseLevel,
  25                                    uint32_t InitialOffset);
  26
  27   bool start(const UDTLayoutBase &Layout);
  28
  29   // Layout based symbol types.
  30   void dump(const PDBSymbolTypeBaseClass &Symbol) override;
  31   void dump(const PDBSymbolData &Symbol) override;
  32   void dump(const PDBSymbolTypeVTable &Symbol) override;
  33
  34   // Non layout-based symbol types.
  35   void dump(const PDBSymbolTypeEnum &Symbol) override;
  36   void dump(const PDBSymbolFunc &Symbol) override;
  37   void dump(const PDBSymbolTypeTypedef &Symbol) override;
  38   void dump(const PDBSymbolTypeUDT &Symbol) override;
  39   void dump(const PDBSymbolTypeBuiltin &Symbol) override;
  40
  41 private:
  42   bool shouldRecurse() const;
  43   void printPaddingRow(uint32_t Amount);
  44
  45   LinePrinter &Printer;
  46
  47   LayoutItemBase *CurrentItem = nullptr;
  48   uint32_t RecursionLevel = 0;
  49   uint32_t ClassOffsetZero = 0;
  50   uint32_t CurrentAbsoluteOffset = 0;
  51   bool DumpedAnything = false;
  52 };
  53 }
  54 }
  55 #endif