MachineBasicBlock::iterator MI, DebugLoc DL,
unsigned DestReg, unsigned SrcReg,
bool KillSrc) const;
+ bool isLegalToSplitMBBAt(MachineBasicBlock &MBB,
+ MachineBasicBlock::iterator MBBI) const;
bool isTrig(const MachineInstr &MI) const;
bool isPlaceHolderOpcode(unsigned opcode) const;
bool isALUInstr(unsigned Opcode) const;
bool hasInstrModifiers(unsigned Opcode) const;
bool isLDSInstr(unsigned Opcode) const;
+ bool isLDSNoRetInstr(unsigned Opcode) const;
+ bool isLDSRetInstr(unsigned Opcode) const;
+
+ /// \returns true if this \p Opcode represents an ALU instruction or an
+ /// instruction that will be lowered in ExpandSpecialInstrs Pass.
+ bool canBeConsideredALU(const MachineInstr *MI) const;
bool isTransOnly(unsigned Opcode) const;
bool isTransOnly(const MachineInstr *MI) const;
bool usesTextureCache(const MachineInstr *MI) const;
bool mustBeLastInClause(unsigned Opcode) const;
+ bool usesAddressRegister(MachineInstr *MI) const;
+ bool definesAddressRegister(MachineInstr *MI) const;
bool readsLDSSrcReg(const MachineInstr *MI) const;
/// \returns The operand index for the given source number. Legal values
/// Same but using const index set instead of MI set.
bool fitsConstReadLimitations(const std::vector<unsigned>&) const;
- /// \breif Vector instructions are instructions that must fill all
+ /// \brief Vector instructions are instructions that must fill all
/// instruction slots within an instruction group.
bool isVector(const MachineInstr &MI) const;
- virtual MachineInstr * getMovImmInstr(MachineFunction *MF, unsigned DstReg,
- int64_t Imm) const;
-
virtual unsigned getIEQOpcode() const;
virtual bool isMov(unsigned Opcode) const;
unsigned int getInstrLatency(const InstrItineraryData *ItinData,
const MachineInstr *MI,
- unsigned *PredCost = 0) const;
+ unsigned *PredCost = nullptr) const;
virtual int getInstrLatency(const InstrItineraryData *ItinData,
SDNode *Node) const { return 1;}
- /// \returns a list of all the registers that may be accesed using indirect
- /// addressing.
- std::vector<unsigned> getIndirectReservedRegs(const MachineFunction &MF) const;
-
- virtual int getIndirectIndexBegin(const MachineFunction &MF) const;
-
- virtual int getIndirectIndexEnd(const MachineFunction &MF) const;
-
+ /// \brief Reserve the registers that may be accesed using indirect addressing.
+ void reserveIndirectRegisters(BitVector &Reserved,
+ 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 const TargetRegisterClass *getIndirectAddrRegClass() const;
virtual MachineInstrBuilder buildIndirectWrite(MachineBasicBlock *MBB,
MachineBasicBlock::iterator I,
unsigned ValueReg, unsigned Address,
unsigned OffsetReg) const;
- virtual const TargetRegisterClass *getSuperIndirectRegClass() const;
-
unsigned getMaxAlusPerClause() const;
///buildDefaultInstruction - This function returns a MachineInstr with
unsigned DstReg,
uint64_t Imm) const;
+ MachineInstr *buildMovInstr(MachineBasicBlock *MBB,
+ MachineBasicBlock::iterator I,
+ unsigned DstReg, unsigned SrcReg) const;
+
/// \brief Get the index of Op in the MachineInstr.
///
/// \returns -1 if the Instruction does not contain the specified \p Op.