//
//===----------------------------------------------------------------------===//
-#ifndef R600INSTRUCTIONINFO_H_
-#define R600INSTRUCTIONINFO_H_
+#ifndef LLVM_LIB_TARGET_R600_R600INSTRINFO_H
+#define LLVM_LIB_TARGET_R600_R600INSTRINFO_H
#include "AMDGPUInstrInfo.h"
#include "R600Defines.h"
class R600InstrInfo : public AMDGPUInstrInfo {
private:
const R600RegisterInfo RI;
- const AMDGPUSubtarget &ST;
- int getBranchInstr(const MachineOperand &op) const;
std::vector<std::pair<int, unsigned> >
ExtractSrcs(MachineInstr *MI, const DenseMap<unsigned, unsigned> &PV, unsigned &ConstCount) const;
+
+ MachineInstrBuilder buildIndirectRead(MachineBasicBlock *MBB,
+ MachineBasicBlock::iterator I,
+ unsigned ValueReg, unsigned Address,
+ unsigned OffsetReg,
+ unsigned AddrChan) const;
+
+ MachineInstrBuilder buildIndirectWrite(MachineBasicBlock *MBB,
+ MachineBasicBlock::iterator I,
+ unsigned ValueReg, unsigned Address,
+ unsigned OffsetReg,
+ unsigned AddrChan) const;
public:
enum BankSwizzle {
ALU_VEC_012_SCL_210 = 0,
ALU_VEC_210
};
- explicit R600InstrInfo(AMDGPUTargetMachine &tm);
+ explicit R600InstrInfo(const AMDGPUSubtarget &st);
- const R600RegisterInfo &getRegisterInfo() const;
- virtual void copyPhysReg(MachineBasicBlock &MBB,
- MachineBasicBlock::iterator MI, DebugLoc DL,
- unsigned DestReg, unsigned SrcReg,
- bool KillSrc) const;
+ const R600RegisterInfo &getRegisterInfo() const override;
+ void copyPhysReg(MachineBasicBlock &MBB,
+ MachineBasicBlock::iterator MI, DebugLoc DL,
+ unsigned DestReg, unsigned SrcReg,
+ bool KillSrc) const override;
+ bool isLegalToSplitMBBAt(MachineBasicBlock &MBB,
+ MachineBasicBlock::iterator MBBI) const override;
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 isVectorOnly(unsigned Opcode) const;
+ bool isVectorOnly(const MachineInstr *MI) const;
+ bool isExport(unsigned Opcode) const;
bool usesVertexCache(unsigned Opcode) const;
bool usesVertexCache(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
/// for SrcNum are 0, 1, and 2.
/// 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;
+ bool isMov(unsigned Opcode) const override;
- DFAPacketizer *CreateTargetScheduleState(const TargetMachine *TM,
- const ScheduleDAG *DAG) const;
+ DFAPacketizer *
+ CreateTargetScheduleState(const TargetSubtargetInfo &) const override;
- bool ReverseBranchCondition(SmallVectorImpl<MachineOperand> &Cond) const;
+ bool ReverseBranchCondition(SmallVectorImpl<MachineOperand> &Cond) const override;
bool AnalyzeBranch(MachineBasicBlock &MBB, MachineBasicBlock *&TBB, MachineBasicBlock *&FBB,
- SmallVectorImpl<MachineOperand> &Cond, bool AllowModify) const;
+ SmallVectorImpl<MachineOperand> &Cond, bool AllowModify) const override;
- unsigned InsertBranch(MachineBasicBlock &MBB, MachineBasicBlock *TBB, MachineBasicBlock *FBB, const SmallVectorImpl<MachineOperand> &Cond, DebugLoc DL) const;
+ unsigned InsertBranch(MachineBasicBlock &MBB, MachineBasicBlock *TBB, MachineBasicBlock *FBB, const SmallVectorImpl<MachineOperand> &Cond, DebugLoc DL) const override;
- unsigned RemoveBranch(MachineBasicBlock &MBB) const;
+ unsigned RemoveBranch(MachineBasicBlock &MBB) const override;
- bool isPredicated(const MachineInstr *MI) const;
+ bool isPredicated(const MachineInstr *MI) const override;
- bool isPredicable(MachineInstr *MI) const;
+ bool isPredicable(MachineInstr *MI) const override;
bool
isProfitableToDupForIfCvt(MachineBasicBlock &MBB, unsigned NumCyles,
- const BranchProbability &Probability) const;
+ const BranchProbability &Probability) const override;
bool isProfitableToIfCvt(MachineBasicBlock &MBB, unsigned NumCyles,
unsigned ExtraPredCycles,
- const BranchProbability &Probability) const ;
+ const BranchProbability &Probability) const override ;
bool
isProfitableToIfCvt(MachineBasicBlock &TMBB,
unsigned NumTCycles, unsigned ExtraTCycles,
MachineBasicBlock &FMBB,
unsigned NumFCycles, unsigned ExtraFCycles,
- const BranchProbability &Probability) const;
+ const BranchProbability &Probability) const override;
bool DefinesPredicate(MachineInstr *MI,
- std::vector<MachineOperand> &Pred) const;
+ std::vector<MachineOperand> &Pred) const override;
bool SubsumesPredicate(const SmallVectorImpl<MachineOperand> &Pred1,
- const SmallVectorImpl<MachineOperand> &Pred2) const;
+ const SmallVectorImpl<MachineOperand> &Pred2) const override;
bool isProfitableToUnpredicate(MachineBasicBlock &TMBB,
- MachineBasicBlock &FMBB) const;
+ MachineBasicBlock &FMBB) const override;
bool PredicateInstruction(MachineInstr *MI,
- const SmallVectorImpl<MachineOperand> &Pred) const;
+ const SmallVectorImpl<MachineOperand> &Pred) const override;
+
+ unsigned int getPredicationCost(const MachineInstr *) const override;
unsigned int getInstrLatency(const InstrItineraryData *ItinData,
const MachineInstr *MI,
- unsigned *PredCost = 0) const;
-
- virtual int getInstrLatency(const InstrItineraryData *ItinData,
- SDNode *Node) const { return 1;}
+ unsigned *PredCost = nullptr) const override;
- /// \returns a list of all the registers that may be accesed using indirect
- /// addressing.
- std::vector<unsigned> getIndirectReservedRegs(const MachineFunction &MF) const;
+ int getInstrLatency(const InstrItineraryData *ItinData,
+ SDNode *Node) const override { return 1;}
- virtual int getIndirectIndexBegin(const MachineFunction &MF) const;
+ bool expandPostRAPseudo(MachineBasicBlock::iterator MI) const override;
- 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;
+ unsigned calculateIndirectAddress(unsigned RegIndex,
+ unsigned Channel) const override;
- virtual unsigned calculateIndirectAddress(unsigned RegIndex,
- unsigned Channel) const;
+ const TargetRegisterClass *getIndirectAddrRegClass() const override;
- virtual const TargetRegisterClass *getIndirectAddrStoreRegClass(
- unsigned SourceReg) const;
+ MachineInstrBuilder buildIndirectWrite(MachineBasicBlock *MBB,
+ MachineBasicBlock::iterator I,
+ unsigned ValueReg, unsigned Address,
+ unsigned OffsetReg) const override;
- 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;
+ MachineInstrBuilder buildIndirectRead(MachineBasicBlock *MBB,
+ MachineBasicBlock::iterator I,
+ unsigned ValueReg, unsigned Address,
+ unsigned OffsetReg) const override;
unsigned getMaxAlusPerClause() const;
unsigned DstReg,
uint64_t Imm) const;
+ MachineInstr *buildMovInstr(MachineBasicBlock *MBB,
+ MachineBasicBlock::iterator I,
+ unsigned DstReg, unsigned SrcReg) const override;
+
/// \brief Get the index of Op in the MachineInstr.
///
/// \returns -1 if the Instruction does not contain the specified \p Op.
void clearFlag(MachineInstr *MI, unsigned Operand, unsigned Flag) const;
};
+namespace AMDGPU {
+
+int getLDSNoRetOp(uint16_t Opcode);
+
+} //End namespace AMDGPU
+
} // End llvm namespace
-#endif // R600INSTRINFO_H_
+#endif