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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;
unsigned commuteOpcode(unsigned Opcode) const;
virtual MachineInstr *commuteInstruction(MachineInstr *MI,
bool NewMI=false) 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;
virtual int getIndirectIndexBegin(const MachineFunction &MF) const;
virtual int getIndirectIndexEnd(const MachineFunction &MF) const;
virtual unsigned calculateIndirectAddress(unsigned RegIndex,
unsigned Channel) const;
virtual const TargetRegisterClass *getIndirectAddrStoreRegClass(
unsigned SourceReg) const;
virtual const TargetRegisterClass *getIndirectAddrLoadRegClass() const;
virtual MachineInstrBuilder buildIndirectWrite(MachineBasicBlock *MBB,
MachineBasicBlock::iterator I,
unsigned ValueReg,
unsigned Address,
unsigned OffsetReg) const;
virtual MachineInstrBuilder buildIndirectRead(MachineBasicBlock *MBB,
MachineBasicBlock::iterator I,
unsigned ValueReg,
unsigned Address,
unsigned OffsetReg) const;
virtual const TargetRegisterClass *getSuperIndirectRegClass() const;
};
namespace AMDGPU {
int getVOPe64(uint16_t Opcode);
int getCommuteRev(uint16_t Opcode);
int getCommuteOrig(uint16_t Opcode);
} // End namespace AMDGPU
} // End namespace llvm
namespace SIInstrFlags {
enum Flags {
// First 4 bits are the instruction encoding
VM_CNT = 1 << 0,
EXP_CNT = 1 << 1,
LGKM_CNT = 1 << 2
};
}
#endif //SIINSTRINFO_H
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