LCOV - code coverage report
Current view: top level - include/llvm/DebugInfo/PDB/Native - PDBStringTableBuilder.h (source / functions) Hit Total Coverage
Test: llvm-toolchain.info Lines: 1 1 100.0 %
Date: 2018-10-19 05:06:59 Functions: 0 0 -
Legend: Lines: hit not hit

          Line data    Source code
       1             : //===- PDBStringTableBuilder.h - PDB String Table Builder -------*- 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             : // This file creates the "/names" stream.
      11             : //
      12             : //===----------------------------------------------------------------------===//
      13             : 
      14             : #ifndef LLVM_DEBUGINFO_PDB_RAW_PDBSTRINGTABLEBUILDER_H
      15             : #define LLVM_DEBUGINFO_PDB_RAW_PDBSTRINGTABLEBUILDER_H
      16             : 
      17             : #include "llvm/ADT/DenseMap.h"
      18             : #include "llvm/ADT/StringRef.h"
      19             : #include "llvm/DebugInfo/CodeView/DebugStringTableSubsection.h"
      20             : #include "llvm/Support/Error.h"
      21             : #include <vector>
      22             : 
      23             : namespace llvm {
      24             : class BinaryStreamWriter;
      25             : class WritableBinaryStreamRef;
      26             : 
      27             : namespace msf {
      28             : struct MSFLayout;
      29             : }
      30             : 
      31             : namespace pdb {
      32             : 
      33             : class PDBFileBuilder;
      34             : class PDBStringTableBuilder;
      35             : 
      36             : struct StringTableHashTraits {
      37             :   PDBStringTableBuilder *Table;
      38             : 
      39             :   explicit StringTableHashTraits(PDBStringTableBuilder &Table);
      40             :   uint32_t hashLookupKey(StringRef S) const;
      41             :   StringRef storageKeyToLookupKey(uint32_t Offset) const;
      42             :   uint32_t lookupKeyToStorageKey(StringRef S);
      43             : };
      44             : 
      45         440 : class PDBStringTableBuilder {
      46             : public:
      47             :   // If string S does not exist in the string table, insert it.
      48             :   // Returns the ID for S.
      49             :   uint32_t insert(StringRef S);
      50             : 
      51             :   uint32_t getIdForString(StringRef S) const;
      52             :   StringRef getStringForId(uint32_t Id) const;
      53             : 
      54             :   uint32_t calculateSerializedSize() const;
      55             :   Error commit(BinaryStreamWriter &Writer) const;
      56             : 
      57             :   void setStrings(const codeview::DebugStringTableSubsection &Strings);
      58             : 
      59             : private:
      60             :   uint32_t calculateHashTableSize() const;
      61             :   Error writeHeader(BinaryStreamWriter &Writer) const;
      62             :   Error writeStrings(BinaryStreamWriter &Writer) const;
      63             :   Error writeHashTable(BinaryStreamWriter &Writer) const;
      64             :   Error writeEpilogue(BinaryStreamWriter &Writer) const;
      65             : 
      66             :   codeview::DebugStringTableSubsection Strings;
      67             : };
      68             : 
      69             : } // end namespace pdb
      70             : } // end namespace llvm
      71             : 
      72             : #endif // LLVM_DEBUGINFO_PDB_RAW_PDBSTRINGTABLEBUILDER_H

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