forked from OSchip/llvm-project
90 lines
2.3 KiB
C++
90 lines
2.3 KiB
C++
//===-- SIInstrInfo.h - SI Instruction Info Interface ---------------------===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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//
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// Interface definition for SIInstrInfo.
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//
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//===----------------------------------------------------------------------===//
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#ifndef SIINSTRINFO_H
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#define SIINSTRINFO_H
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#include "AMDGPUInstrInfo.h"
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#include "SIRegisterInfo.h"
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namespace llvm {
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class SIInstrInfo : public AMDGPUInstrInfo {
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private:
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const SIRegisterInfo RI;
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public:
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explicit SIInstrInfo(AMDGPUTargetMachine &tm);
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const SIRegisterInfo &getRegisterInfo() const;
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virtual void copyPhysReg(MachineBasicBlock &MBB,
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MachineBasicBlock::iterator MI, DebugLoc DL,
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unsigned DestReg, unsigned SrcReg,
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bool KillSrc) const;
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/// getEncodingType - Returns the encoding type of this instruction.
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unsigned getEncodingType(const MachineInstr &MI) const;
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/// getEncodingBytes - Returns the size of this instructions encoding in
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/// number of bytes.
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unsigned getEncodingBytes(const MachineInstr &MI) const;
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virtual MachineInstr * getMovImmInstr(MachineFunction *MF, unsigned DstReg,
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int64_t Imm) const;
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virtual unsigned getIEQOpcode() const { assert(!"Implement"); return 0;}
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virtual bool isMov(unsigned Opcode) const;
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};
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} // End namespace llvm
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// These must be kept in sync with SIInstructions.td and also the
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// InstrEncodingInfo array in SIInstrInfo.cpp.
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//
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// NOTE: This enum is only used to identify the encoding type within LLVM,
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// the actual encoding type that is part of the instruction format is different
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namespace SIInstrEncodingType {
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enum Encoding {
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EXP = 0,
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LDS = 1,
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MIMG = 2,
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MTBUF = 3,
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MUBUF = 4,
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SMRD = 5,
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SOP1 = 6,
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SOP2 = 7,
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SOPC = 8,
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SOPK = 9,
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SOPP = 10,
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VINTRP = 11,
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VOP1 = 12,
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VOP2 = 13,
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VOP3 = 14,
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VOPC = 15
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};
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}
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#define SI_INSTR_FLAGS_ENCODING_MASK 0xf
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namespace SIInstrFlags {
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enum Flags {
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// First 4 bits are the instruction encoding
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NEED_WAIT = 1 << 4
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};
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}
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#endif //SIINSTRINFO_H
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