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//===-- SIInstrInfo.h - SI Instruction Info Interface ---------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
/// \file
/// \brief Interface definition for SIInstrInfo.
//
//===----------------------------------------------------------------------===//
#ifndef SIINSTRINFO_H
#define SIINSTRINFO_H
#include "AMDGPUInstrInfo.h"
#include "SIRegisterInfo.h"
namespace llvm {
class SIInstrInfo : public AMDGPUInstrInfo {
private:
const SIRegisterInfo RI;
public:
explicit SIInstrInfo(AMDGPUTargetMachine &tm);
const SIRegisterInfo &getRegisterInfo() const;
virtual void copyPhysReg(MachineBasicBlock &MBB,
MachineBasicBlock::iterator MI, DebugLoc DL,
unsigned DestReg, unsigned SrcReg,
bool KillSrc) const;
/// \returns the encoding type of this instruction.
unsigned getEncodingType(const MachineInstr &MI) const;
/// \returns the size of this instructions encoding in number of bytes.
unsigned getEncodingBytes(const MachineInstr &MI) const;
virtual MachineInstr * getMovImmInstr(MachineFunction *MF, unsigned DstReg,
int64_t Imm) const;
virtual unsigned getIEQOpcode() const { assert(!"Implement"); return 0;}
virtual bool isMov(unsigned Opcode) const;
virtual bool isSafeToMoveRegClassDefs(const TargetRegisterClass *RC) const;
};
} // End namespace llvm
namespace SIInstrFlags {
enum Flags {
// First 4 bits are the instruction encoding
NEED_WAIT = 1 << 4
};
}
#endif //SIINSTRINFO_H
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