LCOV - code coverage report
Current view: top level - include/llvm/DebugInfo/PDB/Raw - TpiStreamBuilder.h (source / functions) Hit Total Coverage
Test: llvm-toolchain.info Lines: 2 3 66.7 %
Date: 2017-01-24 23:09:07 Functions: 1 1 100.0 %
Legend: Lines: hit not hit

          Line data    Source code
       1             : //===- TpiStreamBuilder.h - PDB Tpi Stream Creation -------------*- 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_DEBUGINFO_PDB_RAW_PDBTPISTREAMBUILDER_H
      11             : #define LLVM_DEBUGINFO_PDB_RAW_PDBTPISTREAMBUILDER_H
      12             : 
      13             : #include "llvm/ADT/Optional.h"
      14             : #include "llvm/DebugInfo/CodeView/TypeRecord.h"
      15             : #include "llvm/DebugInfo/MSF/ByteStream.h"
      16             : #include "llvm/DebugInfo/MSF/SequencedItemStream.h"
      17             : #include "llvm/DebugInfo/PDB/Raw/RawConstants.h"
      18             : #include "llvm/Support/Allocator.h"
      19             : #include "llvm/Support/Error.h"
      20             : 
      21             : #include <vector>
      22             : 
      23             : namespace llvm {
      24             : namespace codeview {
      25             : class TypeRecord;
      26             : }
      27             : namespace msf {
      28             : class ByteStream;
      29             : class MSFBuilder;
      30             : struct MSFLayout;
      31             : class ReadableStreamRef;
      32             : class WritableStream;
      33             : 
      34             : template <> struct SequencedItemTraits<llvm::codeview::CVType> {
      35        6187 :   static size_t length(const codeview::CVType &Item) { return Item.length(); }
      36             :   static ArrayRef<uint8_t> bytes(const codeview::CVType &Item) {
      37           0 :     return Item.data();
      38             :   }
      39             : };
      40             : }
      41             : namespace pdb {
      42             : class PDBFile;
      43             : class TpiStream;
      44             : struct TpiStreamHeader;
      45             : 
      46          30 : class TpiStreamBuilder {
      47             : public:
      48             :   explicit TpiStreamBuilder(msf::MSFBuilder &Msf, uint32_t StreamIdx);
      49             :   ~TpiStreamBuilder();
      50             : 
      51             :   TpiStreamBuilder(const TpiStreamBuilder &) = delete;
      52             :   TpiStreamBuilder &operator=(const TpiStreamBuilder &) = delete;
      53             : 
      54             :   void setVersionHeader(PdbRaw_TpiVer Version);
      55             :   void addTypeRecord(const codeview::CVType &Record);
      56             : 
      57             :   Error finalizeMsfLayout();
      58             : 
      59             :   Error commit(const msf::MSFLayout &Layout, const msf::WritableStream &Buffer);
      60             : 
      61             :   uint32_t calculateSerializedLength() const;
      62             : 
      63             : private:
      64             :   uint32_t calculateHashBufferSize() const;
      65             :   Error finalize();
      66             : 
      67             :   msf::MSFBuilder &Msf;
      68             :   BumpPtrAllocator &Allocator;
      69             : 
      70             :   Optional<PdbRaw_TpiVer> VerHeader;
      71             :   std::vector<codeview::CVType> TypeRecords;
      72             :   msf::SequencedItemStream<codeview::CVType> TypeRecordStream;
      73             :   uint32_t HashStreamIndex = kInvalidStreamIndex;
      74             :   std::unique_ptr<msf::ByteStream> HashValueStream;
      75             : 
      76             :   const TpiStreamHeader *Header;
      77             :   uint32_t Idx;
      78             : };
      79             : }
      80             : }
      81             : 
      82             : #endif

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