1    :  // Copyright 2012 Google Inc. All Rights Reserved.
   2    :  //
   3    :  // Licensed under the Apache License, Version 2.0 (the "License");
   4    :  // you may not use this file except in compliance with the License.
   5    :  // You may obtain a copy of the License at
   6    :  //
   7    :  //     http://www.apache.org/licenses/LICENSE-2.0
   8    :  //
   9    :  // Unless required by applicable law or agreed to in writing, software
  10    :  // distributed under the License is distributed on an "AS IS" BASIS,
  11    :  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  12    :  // See the License for the specific language governing permissions and
  13    :  // limitations under the License.
  14    :  //
  15    :  // Declares constants used by the various pieces of the instrumentation and
  16    :  // trace agent's that work with basic-blocks. For example, this might include
  17    :  // a coverage client and instrumentation (a single on/off value for whether or
  18    :  // not a basic-block was entered) or a thread-aware basic-block entry counting
  19    :  // client and instrumentation.
  20    :  
  21    :  #ifndef SYZYGY_COMMON_BASIC_BLOCK_FREQUENCY_DATA_H_
  22    :  #define SYZYGY_COMMON_BASIC_BLOCK_FREQUENCY_DATA_H_
  23    :  
  24    :  #include <windows.h>
  25    :  
  26    :  #include "base/basictypes.h"
  27    :  #include "syzygy/common/indexed_frequency_data.h"
  28    :  
  29  m :  namespace common {
  30    :  
  31    :  // The basic-block coverage agent ID.
  32  m :  extern const uint32 kBasicBlockCoverageAgentId;
  33    :  
  34    :  // The basic-block entry counting agent ID.
  35  m :  extern const uint32 kBasicBlockEntryAgentId;
  36    :  
  37    :  // The basic-block trace agent version.
  38  m :  extern const uint32 kBasicBlockFrequencyDataVersion;
  39    :  
  40    :  // The name of the basic-block ranges stream added to the PDB by
  41    :  // any instrumentation employing basic-block trace data.
  42  m :  extern const char kBasicBlockRangesStreamName[];
  43    :  
  44  m :  }  // namespace common
  45    :  
  46    :  #endif  // SYZYGY_COMMON_BASIC_BLOCK_FREQUENCY_DATA_H_