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//===-- SIInstrInfo.h - TODO: Add brief description -------===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// TODO: Add full description
//
//===----------------------------------------------------------------------===//
#ifndef SIINSTRINFO_H
#define SIINSTRINFO_H
#include "AMDGPUInstrInfo.h"
#include "SIRegisterInfo.h"
namespace llvm {
class SIInstrInfo : public AMDGPUInstrInfo {
private:
const SIRegisterInfo RI;
AMDGPUTargetMachine &TM;
MachineInstr * convertABS_f32(MachineInstr & absInstr, MachineFunction &MF,
DebugLoc DL) const;
MachineInstr * convertCLAMP_f32(MachineInstr & clampInstr,
MachineFunction &MF, DebugLoc DL) const;
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 getEncodingType(const MachineInstr &MI) const;
unsigned getEncodingBytes(const MachineInstr &MI) const;
uint64_t getBinaryCode(const MachineInstr &MI, bool encodOpcode = false) const;
virtual MachineInstr * convertToISA(MachineInstr & MI, MachineFunction &MF,
DebugLoc DL) const;
virtual unsigned getISAOpcode(unsigned AMDILopcode) const;
};
} // End namespace llvm
/* These must be kept in sync with SIInstructions.td and also the
* InstrEncodingInfo array in SIInstrInfo.cpp.
*
* NOTE: This enum is only used to identify the encoding type within LLVM,
* the actual encoding type that is part of the instruction format is different
*/
namespace SIInstrEncodingType {
enum Encoding {
EXP = 0,
LDS = 1,
MIMG = 2,
MTBUF = 3,
MUBUF = 4,
SMRD = 5,
SOP1 = 6,
SOP2 = 7,
SOPC = 8,
SOPK = 9,
SOPP = 10,
VINTRP = 11,
VOP1 = 12,
VOP2 = 13,
VOP3 = 14,
VOPC = 15
};
}
#define SI_INSTR_FLAGS_ENCODING_MASK 0xf
namespace SIInstrFlags {
enum Flags {
/* First 4 bits are the instruction encoding */
NEED_WAIT = 1 << 4
};
}
#endif //SIINSTRINFO_H
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