src/llvm/lib/Target/NVPTX/NVPTXSplitBBatBar.h

   1 //===-- llvm/lib/Target/NVPTX/NVPTXSplitBBatBar.h ---------------*- 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 contains the declaration of the NVIDIA specific declarations
  11 // for splitting basic blocks at barrier instructions.
  12 //
  13 //===----------------------------------------------------------------------===//
  14
  15 #ifndef NVPTX_SPLIT_BB_AT_BAR_H
  16 #define NVPTX_SPLIT_BB_AT_BAR_H
  17
  18 #include "llvm/CodeGen/MachineFunctionAnalysis.h"
  19 #include "llvm/Pass.h"
  20
  21 namespace llvm {
  22
  23 // actual analysis class, which is a functionpass
  24 struct NVPTXSplitBBatBar : public FunctionPass {
  25   static char ID;
  26
  27   NVPTXSplitBBatBar() : FunctionPass(ID) {}
  28   void getAnalysisUsage(AnalysisUsage &AU) const {
  29     AU.addPreserved<MachineFunctionAnalysis>();
  30   }
  31   virtual bool runOnFunction(Function &F);
  32
  33   virtual const char *getPassName() const {
  34     return "Split basic blocks at barrier";
  35   }
  36 };
  37
  38 extern FunctionPass *createSplitBBatBarPass();
  39 }
  40
  41 #endif //NVPTX_SPLIT_BB_AT_BAR_H