diff options
Diffstat (limited to 'lib/Target/RISCV/RISCVISelLowering.h')
| -rw-r--r-- | lib/Target/RISCV/RISCVISelLowering.h | 24 |
1 files changed, 21 insertions, 3 deletions
diff --git a/lib/Target/RISCV/RISCVISelLowering.h b/lib/Target/RISCV/RISCVISelLowering.h index 280adb29fd02b..6970900bb0622 100644 --- a/lib/Target/RISCV/RISCVISelLowering.h +++ b/lib/Target/RISCV/RISCVISelLowering.h @@ -43,6 +43,9 @@ public: explicit RISCVTargetLowering(const TargetMachine &TM, const RISCVSubtarget &STI); + bool getTgtMemIntrinsic(IntrinsicInfo &Info, const CallInst &I, + MachineFunction &MF, + unsigned Intrinsic) const override; bool isLegalAddressingMode(const DataLayout &DL, const AddrMode &AM, Type *Ty, unsigned AS, Instruction *I = nullptr) const override; @@ -51,10 +54,13 @@ public: bool isTruncateFree(Type *SrcTy, Type *DstTy) const override; bool isTruncateFree(EVT SrcVT, EVT DstVT) const override; bool isZExtFree(SDValue Val, EVT VT2) const override; + bool isSExtCheaperThanZExt(EVT SrcVT, EVT DstVT) const override; // Provide custom lowering hooks for some operations. SDValue LowerOperation(SDValue Op, SelectionDAG &DAG) const override; + SDValue PerformDAGCombine(SDNode *N, DAGCombinerInfo &DCI) const override; + // This method returns the name of a target specific DAG node. const char *getTargetNodeName(unsigned Opcode) const override; @@ -107,15 +113,27 @@ private: SDValue lowerGlobalAddress(SDValue Op, SelectionDAG &DAG) const; SDValue lowerBlockAddress(SDValue Op, SelectionDAG &DAG) const; SDValue lowerConstantPool(SDValue Op, SelectionDAG &DAG) const; - SDValue lowerExternalSymbol(SDValue Op, SelectionDAG &DAG) const; SDValue lowerSELECT(SDValue Op, SelectionDAG &DAG) const; SDValue lowerVASTART(SDValue Op, SelectionDAG &DAG) const; - SDValue LowerFRAMEADDR(SDValue Op, SelectionDAG &DAG) const; - SDValue LowerRETURNADDR(SDValue Op, SelectionDAG &DAG) const; + SDValue lowerFRAMEADDR(SDValue Op, SelectionDAG &DAG) const; + SDValue lowerRETURNADDR(SDValue Op, SelectionDAG &DAG) const; bool IsEligibleForTailCallOptimization(CCState &CCInfo, CallLoweringInfo &CLI, MachineFunction &MF, const SmallVector<CCValAssign, 16> &ArgLocs) const; + + TargetLowering::AtomicExpansionKind + shouldExpandAtomicRMWInIR(AtomicRMWInst *AI) const override; + virtual Value *emitMaskedAtomicRMWIntrinsic( + IRBuilder<> &Builder, AtomicRMWInst *AI, Value *AlignedAddr, Value *Incr, + Value *Mask, Value *ShiftAmt, AtomicOrdering Ord) const override; + TargetLowering::AtomicExpansionKind + shouldExpandAtomicCmpXchgInIR(AtomicCmpXchgInst *CI) const override; + virtual Value * + emitMaskedAtomicCmpXchgIntrinsic(IRBuilder<> &Builder, AtomicCmpXchgInst *CI, + Value *AlignedAddr, Value *CmpVal, + Value *NewVal, Value *Mask, + AtomicOrdering Ord) const override; }; } |