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      1 //===- ProfileInfoLoader.h - Load & convert profile information -*- 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 // The ProfileInfoLoader class is used to load and represent profiling
     11 // information read in from the dump file.  If conversions between formats are
     12 // needed, it can also do this.
     13 //
     14 //===----------------------------------------------------------------------===//
     15 
     16 #ifndef LLVM_ANALYSIS_PROFILEINFOLOADER_H
     17 #define LLVM_ANALYSIS_PROFILEINFOLOADER_H
     18 
     19 #include <vector>
     20 #include <string>
     21 #include <utility>
     22 
     23 namespace llvm {
     24 
     25 class Module;
     26 class Function;
     27 class BasicBlock;
     28 
     29 class ProfileInfoLoader {
     30   const std::string &Filename;
     31   Module &M;
     32   std::vector<std::string> CommandLines;
     33   std::vector<unsigned>    FunctionCounts;
     34   std::vector<unsigned>    BlockCounts;
     35   std::vector<unsigned>    EdgeCounts;
     36   std::vector<unsigned>    OptimalEdgeCounts;
     37   std::vector<unsigned>    BBTrace;
     38   bool Warned;
     39 public:
     40   // ProfileInfoLoader ctor - Read the specified profiling data file, exiting
     41   // the program if the file is invalid or broken.
     42   ProfileInfoLoader(const char *ToolName, const std::string &Filename,
     43                     Module &M);
     44 
     45   static const unsigned Uncounted;
     46 
     47   unsigned getNumExecutions() const { return CommandLines.size(); }
     48   const std::string &getExecution(unsigned i) const { return CommandLines[i]; }
     49 
     50   const std::string &getFileName() const { return Filename; }
     51 
     52   // getRawFunctionCounts - This method is used by consumers of function
     53   // counting information.
     54   //
     55   const std::vector<unsigned> &getRawFunctionCounts() const {
     56     return FunctionCounts;
     57   }
     58 
     59   // getRawBlockCounts - This method is used by consumers of block counting
     60   // information.
     61   //
     62   const std::vector<unsigned> &getRawBlockCounts() const {
     63     return BlockCounts;
     64   }
     65 
     66   // getEdgeCounts - This method is used by consumers of edge counting
     67   // information.
     68   //
     69   const std::vector<unsigned> &getRawEdgeCounts() const {
     70     return EdgeCounts;
     71   }
     72 
     73   // getEdgeOptimalCounts - This method is used by consumers of optimal edge
     74   // counting information.
     75   //
     76   const std::vector<unsigned> &getRawOptimalEdgeCounts() const {
     77     return OptimalEdgeCounts;
     78   }
     79 
     80 };
     81 
     82 } // End llvm namespace
     83 
     84 #endif
     85