1//===-- SPUHazardRecognizers.h - Cell SPU Hazard Recognizer -----*- 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 defines hazard recognizers for scheduling on the Cell SPU 11// processor. 12// 13//===----------------------------------------------------------------------===// 14 15#ifndef SPUHAZRECS_H 16#define SPUHAZRECS_H 17 18#include "llvm/CodeGen/ScheduleHazardRecognizer.h" 19 20namespace llvm { 21 22class TargetInstrInfo; 23 24/// SPUHazardRecognizer 25class SPUHazardRecognizer : public ScheduleHazardRecognizer 26{ 27private: 28 const TargetInstrInfo &TII; 29 int EvenOdd; 30 31public: 32 SPUHazardRecognizer(const TargetInstrInfo &TII); 33 virtual HazardType getHazardType(SUnit *SU, int Stalls); 34 virtual void EmitInstruction(SUnit *SU); 35 virtual void AdvanceCycle(); 36 virtual void EmitNoop(); 37}; 38 39} // end namespace llvm 40 41#endif 42