+ bool isFPImmLegal(const APFloat &Imm, EVT VT) const override;
+
+ bool getTgtMemIntrinsic(IntrinsicInfo &Info,
+ const CallInst &I,
+ unsigned Intrinsic) const override;
+
+ /// \brief Returns true if it is beneficial to convert a load of a constant
+ /// to just the constant itself.
+ bool shouldConvertConstantLoadToIntImm(const APInt &Imm,
+ Type *Ty) const override;
+
+ /// \brief Returns true if an argument of type Ty needs to be passed in a
+ /// contiguous block of registers in calling convention CallConv.
+ bool functionArgumentNeedsConsecutiveRegisters(
+ Type *Ty, CallingConv::ID CallConv, bool isVarArg) const override;
+
+ Value *emitLoadLinked(IRBuilder<> &Builder, Value *Addr,
+ AtomicOrdering Ord) const override;
+ Value *emitStoreConditional(IRBuilder<> &Builder, Value *Val,
+ Value *Addr, AtomicOrdering Ord) const override;
+
+ void emitLeadingFence(IRBuilder<> &Builder, AtomicOrdering Ord,
+ bool IsStore, bool IsLoad) const override;
+ void emitTrailingFence(IRBuilder<> &Builder, AtomicOrdering Ord,
+ bool IsStore, bool IsLoad) const override;
+
+ bool shouldExpandAtomicLoadInIR(LoadInst *LI) const override;
+ bool shouldExpandAtomicStoreInIR(StoreInst *SI) const override;
+ bool shouldExpandAtomicRMWInIR(AtomicRMWInst *AI) const override;
+
+ bool useLoadStackGuardNode() const override;