include/llvm/Transforms/Scalar/InductionVars.h

   1 //===-- InductionVars.h - Induction Variable Recognition ---------*- C++ -*--=//
   2 //
   3 // This family of functions is useful for Induction variable recognition,
   4 // removal and optimizations.
   5 //
   6 //===----------------------------------------------------------------------===//
   7
   8 #ifndef LLVM_OPT_INDUCTION_VARS_H
   9 #define LLVM_OPT_INDUCTION_VARS_H
  10
  11 #include "llvm/Pass.h"
  12 namespace cfg { class IntervalPartition; }
  13
  14 struct InductionVariableCannonicalize : public MethodPass {
  15   // doInductionVariableCannonicalize - Simplify induction variables in loops
  16   //
  17   static bool doIt(Function *M, cfg::IntervalPartition &IP);
  18
  19   virtual bool runOnMethod(Function *M);
  20
  21   // getAnalysisUsageInfo - Declare that we need IntervalPartitions
  22   void getAnalysisUsageInfo(Pass::AnalysisSet &Required,
  23                             Pass::AnalysisSet &Destroyed,
  24                             Pass::AnalysisSet &Provided);
  25 };
  26
  27 #endif