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1//===-- SPIRVInstrInfo.h - SPIR-V Instruction Information -------*- C++ -*-===//2//3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.4// See https://llvm.org/LICENSE.txt for license information.5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception6//7//===----------------------------------------------------------------------===//8//9// This file contains the SPIR-V implementation of the TargetInstrInfo class.10//11//===----------------------------------------------------------------------===//12 13#ifndef LLVM_LIB_TARGET_SPIRV_SPIRVINSTRINFO_H14#define LLVM_LIB_TARGET_SPIRV_SPIRVINSTRINFO_H15 16#include "SPIRVRegisterInfo.h"17#include "llvm/CodeGen/TargetInstrInfo.h"18 19#define GET_INSTRINFO_HEADER20#include "SPIRVGenInstrInfo.inc"21 22namespace llvm {23class SPIRVSubtarget;24 25class SPIRVInstrInfo : public SPIRVGenInstrInfo {26 const SPIRVRegisterInfo RI;27 28public:29 explicit SPIRVInstrInfo(const SPIRVSubtarget &STI);30 31 const SPIRVRegisterInfo &getRegisterInfo() const { return RI; }32 bool isHeaderInstr(const MachineInstr &MI) const;33 bool isConstantInstr(const MachineInstr &MI) const;34 bool isSpecConstantInstr(const MachineInstr &MI) const;35 bool isInlineAsmDefInstr(const MachineInstr &MI) const;36 bool isTypeDeclInstr(const MachineInstr &MI) const;37 bool isDecorationInstr(const MachineInstr &MI) const;38 bool isAliasingInstr(const MachineInstr &MI) const;39 bool canUseFastMathFlags(const MachineInstr &MI,40 bool KHRFloatControls2) const;41 bool canUseNSW(const MachineInstr &MI) const;42 bool canUseNUW(const MachineInstr &MI) const;43 44 bool analyzeBranch(MachineBasicBlock &MBB, MachineBasicBlock *&TBB,45 MachineBasicBlock *&FBB,46 SmallVectorImpl<MachineOperand> &Cond,47 bool AllowModify = false) const override;48 49 unsigned removeBranch(MachineBasicBlock &MBB,50 int *BytesRemoved = nullptr) const override;51 52 unsigned insertBranch(MachineBasicBlock &MBB, MachineBasicBlock *TBB,53 MachineBasicBlock *FBB, ArrayRef<MachineOperand> Cond,54 const DebugLoc &DL,55 int *BytesAdded = nullptr) const override;56 void copyPhysReg(MachineBasicBlock &MBB, MachineBasicBlock::iterator I,57 const DebugLoc &DL, Register DestReg, Register SrcReg,58 bool KillSrc, bool RenamableDest = false,59 bool RenamableSrc = false) const override;60};61 62namespace SPIRV {63enum AsmComments {64 // It is a half type65 ASM_PRINTER_WIDTH16 = MachineInstr::TAsmComments,66 // It is a 64 bit type67 ASM_PRINTER_WIDTH64 = ASM_PRINTER_WIDTH16 << 1,68};69} // namespace SPIRV70 71} // namespace llvm72 73#endif // LLVM_LIB_TARGET_SPIRV_SPIRVINSTRINFO_H74