diff options
Diffstat (limited to 'include/llvm/Analysis/TargetTransformInfo.h')
| -rw-r--r-- | include/llvm/Analysis/TargetTransformInfo.h | 19 |
1 files changed, 15 insertions, 4 deletions
diff --git a/include/llvm/Analysis/TargetTransformInfo.h b/include/llvm/Analysis/TargetTransformInfo.h index b4a6c5c2fae09..209f05c279d03 100644 --- a/include/llvm/Analysis/TargetTransformInfo.h +++ b/include/llvm/Analysis/TargetTransformInfo.h @@ -55,6 +55,11 @@ struct MemIntrinsicInfo { // Same Id is set by the target for corresponding load/store intrinsics. unsigned short MatchingId; int NumMemRefs; + + /// This is the pointer that the intrinsic is loading from or storing to. + /// If this is non-null, then analysis/optimization passes can assume that + /// this intrinsic is functionally equivalent to a load/store from this + /// pointer. Value *PtrVal; }; @@ -518,11 +523,15 @@ public: unsigned getMaxInterleaveFactor(unsigned VF) const; /// \return The expected cost of arithmetic ops, such as mul, xor, fsub, etc. + /// \p Args is an optional argument which holds the instruction operands + /// values so the TTI can analyize those values searching for special + /// cases\optimizations based on those values. int getArithmeticInstrCost( unsigned Opcode, Type *Ty, OperandValueKind Opd1Info = OK_AnyValue, OperandValueKind Opd2Info = OK_AnyValue, OperandValueProperties Opd1PropInfo = OP_None, - OperandValueProperties Opd2PropInfo = OP_None) const; + OperandValueProperties Opd2PropInfo = OP_None, + ArrayRef<const Value *> Args = ArrayRef<const Value *>()) const; /// \return The cost of a shuffle instruction of kind Kind and of type Tp. /// The index and subtype parameters are used by the subvector insertion and @@ -763,7 +772,8 @@ public: getArithmeticInstrCost(unsigned Opcode, Type *Ty, OperandValueKind Opd1Info, OperandValueKind Opd2Info, OperandValueProperties Opd1PropInfo, - OperandValueProperties Opd2PropInfo) = 0; + OperandValueProperties Opd2PropInfo, + ArrayRef<const Value *> Args) = 0; virtual int getShuffleCost(ShuffleKind Kind, Type *Tp, int Index, Type *SubTp) = 0; virtual int getCastInstrCost(unsigned Opcode, Type *Dst, Type *Src) = 0; @@ -984,9 +994,10 @@ public: getArithmeticInstrCost(unsigned Opcode, Type *Ty, OperandValueKind Opd1Info, OperandValueKind Opd2Info, OperandValueProperties Opd1PropInfo, - OperandValueProperties Opd2PropInfo) override { + OperandValueProperties Opd2PropInfo, + ArrayRef<const Value *> Args) override { return Impl.getArithmeticInstrCost(Opcode, Ty, Opd1Info, Opd2Info, - Opd1PropInfo, Opd2PropInfo); + Opd1PropInfo, Opd2PropInfo, Args); } int getShuffleCost(ShuffleKind Kind, Type *Tp, int Index, Type *SubTp) override { |