tools/llvm-pdbutil/PrettyClassLayoutGraphicalDumper.h

   1 //===- PrettyClassLayoutGraphicalDumper.h -----------------------*- C++ -*-===//
   2 //
   3 //                     The LLVM Compiler Infrastructure
   4 //
   5 // This file is distributed under the University of Illinois Open Source
   6 // License. See LICENSE.TXT for details.
   7 //
   8 //===----------------------------------------------------------------------===//
   9
  10 #ifndef LLVM_TOOLS_LLVMPDBDUMP_PRETTYCLASSLAYOUTGRAPHICALDUMPER_H
  11 #define LLVM_TOOLS_LLVMPDBDUMP_PRETTYCLASSLAYOUTGRAPHICALDUMPER_H
  12
  13 #include "llvm/ADT/BitVector.h"
  14
  15 #include "llvm/DebugInfo/PDB/PDBSymDumper.h"
  16
  17 namespace llvm {
  18
  19 namespace pdb {
  20
  21 class UDTLayoutBase;
  22 class LayoutItemBase;
  23 class LinePrinter;
  24
  25 class PrettyClassLayoutGraphicalDumper : public PDBSymDumper {
  26 public:
  27   PrettyClassLayoutGraphicalDumper(LinePrinter &P, uint32_t RecurseLevel,
  28                                    uint32_t InitialOffset);
  29
  30   bool start(const UDTLayoutBase &Layout);
  31
  32   // Layout based symbol types.
  33   void dump(const PDBSymbolTypeBaseClass &Symbol) override;
  34   void dump(const PDBSymbolData &Symbol) override;
  35   void dump(const PDBSymbolTypeVTable &Symbol) override;
  36
  37   // Non layout-based symbol types.
  38   void dump(const PDBSymbolTypeEnum &Symbol) override;
  39   void dump(const PDBSymbolFunc &Symbol) override;
  40   void dump(const PDBSymbolTypeTypedef &Symbol) override;
  41   void dump(const PDBSymbolTypeUDT &Symbol) override;
  42   void dump(const PDBSymbolTypeBuiltin &Symbol) override;
  43
  44 private:
  45   bool shouldRecurse() const;
  46   void printPaddingRow(uint32_t Amount);
  47
  48   LinePrinter &Printer;
  49
  50   LayoutItemBase *CurrentItem = nullptr;
  51   uint32_t RecursionLevel = 0;
  52   uint32_t ClassOffsetZero = 0;
  53   uint32_t CurrentAbsoluteOffset = 0;
  54   bool DumpedAnything = false;
  55 };
  56 }
  57 }
  58 #endif