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[AArch64] Add CostKind to getSpliceCost #135537

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Apr 21, 2025
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[AArch64] Add CostKind to getSpliceCost #135537

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6 changes: 3 additions & 3 deletions llvm/lib/Target/AArch64/AArch64TargetTransformInfo.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -5207,7 +5207,8 @@ AArch64TTIImpl::getMulAccReductionCost(bool IsUnsigned, Type *ResTy,
return BaseT::getMulAccReductionCost(IsUnsigned, ResTy, VecTy, CostKind);
}

InstructionCost AArch64TTIImpl::getSpliceCost(VectorType *Tp, int Index) {
InstructionCost AArch64TTIImpl::getSpliceCost(VectorType *Tp, int Index,
TTI::TargetCostKind CostKind) {
static const CostTblEntry ShuffleTbl[] = {
{ TTI::SK_Splice, MVT::nxv16i8, 1 },
{ TTI::SK_Splice, MVT::nxv8i16, 1 },
Expand All @@ -5233,7 +5234,6 @@ InstructionCost AArch64TTIImpl::getSpliceCost(VectorType *Tp, int Index) {

std::pair<InstructionCost, MVT> LT = getTypeLegalizationCost(Tp);
Type *LegalVTy = EVT(LT.second).getTypeForEVT(Tp->getContext());
TTI::TargetCostKind CostKind = TTI::TCK_RecipThroughput;
EVT PromotedVT = LT.second.getScalarType() == MVT::i1
? TLI->getPromotedVTForPredicate(EVT(LT.second))
: LT.second;
Expand Down Expand Up @@ -5616,7 +5616,7 @@ InstructionCost AArch64TTIImpl::getShuffleCost(
}

if (Kind == TTI::SK_Splice && isa<ScalableVectorType>(Tp))
return getSpliceCost(Tp, Index);
return getSpliceCost(Tp, Index, CostKind);

// Inserting a subvector can often be done with either a D, S or H register
// move, so long as the inserted vector is "aligned".
Expand Down
3 changes: 2 additions & 1 deletion llvm/lib/Target/AArch64/AArch64TargetTransformInfo.h
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Expand Up @@ -219,7 +219,8 @@ class AArch64TTIImpl : public BasicTTIImplBase<AArch64TTIImpl> {
VectorType *ValTy,
TTI::TargetCostKind CostKind);

InstructionCost getSpliceCost(VectorType *Tp, int Index);
InstructionCost getSpliceCost(VectorType *Tp, int Index,
TTI::TargetCostKind CostKind);

InstructionCost getArithmeticInstrCost(
unsigned Opcode, Type *Ty, TTI::TargetCostKind CostKind,
Expand Down
32 changes: 16 additions & 16 deletions llvm/test/Analysis/CostModel/AArch64/sve-intrinsics.ll
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Expand Up @@ -638,10 +638,10 @@ define void @vector_splice() #0 {
; CHECK-VSCALE-1-NEXT: Cost Model: Found costs of 1 for: %splice_nxv4bf16 = call <vscale x 4 x bfloat> @llvm.vector.splice.nxv4bf16(<vscale x 4 x bfloat> zeroinitializer, <vscale x 4 x bfloat> zeroinitializer, i32 1)
; CHECK-VSCALE-1-NEXT: Cost Model: Found costs of 1 for: %splice_nxv8bf16 = call <vscale x 8 x bfloat> @llvm.vector.splice.nxv8bf16(<vscale x 8 x bfloat> zeroinitializer, <vscale x 8 x bfloat> zeroinitializer, i32 1)
; CHECK-VSCALE-1-NEXT: Cost Model: Found costs of 2 for: %splice_nxv16bf16 = call <vscale x 16 x bfloat> @llvm.vector.splice.nxv16bf16(<vscale x 16 x bfloat> zeroinitializer, <vscale x 16 x bfloat> zeroinitializer, i32 1)
; CHECK-VSCALE-1-NEXT: Cost Model: Found costs of 4 for: %splice_nxv16i1 = call <vscale x 16 x i1> @llvm.vector.splice.nxv16i1(<vscale x 16 x i1> zeroinitializer, <vscale x 16 x i1> zeroinitializer, i32 1)
; CHECK-VSCALE-1-NEXT: Cost Model: Found costs of 4 for: %splice_nxv8i1 = call <vscale x 8 x i1> @llvm.vector.splice.nxv8i1(<vscale x 8 x i1> zeroinitializer, <vscale x 8 x i1> zeroinitializer, i32 1)
; CHECK-VSCALE-1-NEXT: Cost Model: Found costs of 4 for: %splice_nxv4i1 = call <vscale x 4 x i1> @llvm.vector.splice.nxv4i1(<vscale x 4 x i1> zeroinitializer, <vscale x 4 x i1> zeroinitializer, i32 1)
; CHECK-VSCALE-1-NEXT: Cost Model: Found costs of 4 for: %splice_nxv2i1 = call <vscale x 2 x i1> @llvm.vector.splice.nxv2i1(<vscale x 2 x i1> zeroinitializer, <vscale x 2 x i1> zeroinitializer, i32 1)
; CHECK-VSCALE-1-NEXT: Cost Model: Found costs of RThru:4 CodeSize:3 Lat:3 SizeLat:3 for: %splice_nxv16i1 = call <vscale x 16 x i1> @llvm.vector.splice.nxv16i1(<vscale x 16 x i1> zeroinitializer, <vscale x 16 x i1> zeroinitializer, i32 1)
; CHECK-VSCALE-1-NEXT: Cost Model: Found costs of RThru:4 CodeSize:3 Lat:3 SizeLat:3 for: %splice_nxv8i1 = call <vscale x 8 x i1> @llvm.vector.splice.nxv8i1(<vscale x 8 x i1> zeroinitializer, <vscale x 8 x i1> zeroinitializer, i32 1)
; CHECK-VSCALE-1-NEXT: Cost Model: Found costs of RThru:4 CodeSize:3 Lat:3 SizeLat:3 for: %splice_nxv4i1 = call <vscale x 4 x i1> @llvm.vector.splice.nxv4i1(<vscale x 4 x i1> zeroinitializer, <vscale x 4 x i1> zeroinitializer, i32 1)
; CHECK-VSCALE-1-NEXT: Cost Model: Found costs of RThru:4 CodeSize:3 Lat:3 SizeLat:3 for: %splice_nxv2i1 = call <vscale x 2 x i1> @llvm.vector.splice.nxv2i1(<vscale x 2 x i1> zeroinitializer, <vscale x 2 x i1> zeroinitializer, i32 1)
; CHECK-VSCALE-1-NEXT: Cost Model: Found costs of 3 for: %splice_nxv16i8_neg = call <vscale x 16 x i8> @llvm.vector.splice.nxv16i8(<vscale x 16 x i8> zeroinitializer, <vscale x 16 x i8> zeroinitializer, i32 -1)
; CHECK-VSCALE-1-NEXT: Cost Model: Found costs of 6 for: %splice_nxv32i8_neg = call <vscale x 32 x i8> @llvm.vector.splice.nxv32i8(<vscale x 32 x i8> zeroinitializer, <vscale x 32 x i8> zeroinitializer, i32 -1)
; CHECK-VSCALE-1-NEXT: Cost Model: Found costs of Invalid for: %splice_nxv1i16_neg = call <vscale x 1 x i16> @llvm.vector.splice.nxv1i16(<vscale x 1 x i16> zeroinitializer, <vscale x 1 x i16> zeroinitializer, i32 -1)
Expand Down Expand Up @@ -671,10 +671,10 @@ define void @vector_splice() #0 {
; CHECK-VSCALE-1-NEXT: Cost Model: Found costs of 3 for: %splice_nxv4bf16_neg = call <vscale x 4 x bfloat> @llvm.vector.splice.nxv4bf16(<vscale x 4 x bfloat> zeroinitializer, <vscale x 4 x bfloat> zeroinitializer, i32 -1)
; CHECK-VSCALE-1-NEXT: Cost Model: Found costs of 3 for: %splice_nxv8bf16_neg = call <vscale x 8 x bfloat> @llvm.vector.splice.nxv8bf16(<vscale x 8 x bfloat> zeroinitializer, <vscale x 8 x bfloat> zeroinitializer, i32 -1)
; CHECK-VSCALE-1-NEXT: Cost Model: Found costs of 6 for: %splice_nxv16bf16_neg = call <vscale x 16 x bfloat> @llvm.vector.splice.nxv16bf16(<vscale x 16 x bfloat> zeroinitializer, <vscale x 16 x bfloat> zeroinitializer, i32 -1)
; CHECK-VSCALE-1-NEXT: Cost Model: Found costs of 6 for: %splice_nxv16i1_neg = call <vscale x 16 x i1> @llvm.vector.splice.nxv16i1(<vscale x 16 x i1> zeroinitializer, <vscale x 16 x i1> zeroinitializer, i32 -1)
; CHECK-VSCALE-1-NEXT: Cost Model: Found costs of 6 for: %splice_nxv8i1_neg = call <vscale x 8 x i1> @llvm.vector.splice.nxv8i1(<vscale x 8 x i1> zeroinitializer, <vscale x 8 x i1> zeroinitializer, i32 -1)
; CHECK-VSCALE-1-NEXT: Cost Model: Found costs of 6 for: %splice_nxv4i1_neg = call <vscale x 4 x i1> @llvm.vector.splice.nxv4i1(<vscale x 4 x i1> zeroinitializer, <vscale x 4 x i1> zeroinitializer, i32 -1)
; CHECK-VSCALE-1-NEXT: Cost Model: Found costs of 6 for: %splice_nxv2i1_neg = call <vscale x 2 x i1> @llvm.vector.splice.nxv2i1(<vscale x 2 x i1> zeroinitializer, <vscale x 2 x i1> zeroinitializer, i32 -1)
; CHECK-VSCALE-1-NEXT: Cost Model: Found costs of RThru:6 CodeSize:5 Lat:5 SizeLat:5 for: %splice_nxv16i1_neg = call <vscale x 16 x i1> @llvm.vector.splice.nxv16i1(<vscale x 16 x i1> zeroinitializer, <vscale x 16 x i1> zeroinitializer, i32 -1)
; CHECK-VSCALE-1-NEXT: Cost Model: Found costs of RThru:6 CodeSize:5 Lat:5 SizeLat:5 for: %splice_nxv8i1_neg = call <vscale x 8 x i1> @llvm.vector.splice.nxv8i1(<vscale x 8 x i1> zeroinitializer, <vscale x 8 x i1> zeroinitializer, i32 -1)
; CHECK-VSCALE-1-NEXT: Cost Model: Found costs of RThru:6 CodeSize:5 Lat:5 SizeLat:5 for: %splice_nxv4i1_neg = call <vscale x 4 x i1> @llvm.vector.splice.nxv4i1(<vscale x 4 x i1> zeroinitializer, <vscale x 4 x i1> zeroinitializer, i32 -1)
; CHECK-VSCALE-1-NEXT: Cost Model: Found costs of RThru:6 CodeSize:5 Lat:5 SizeLat:5 for: %splice_nxv2i1_neg = call <vscale x 2 x i1> @llvm.vector.splice.nxv2i1(<vscale x 2 x i1> zeroinitializer, <vscale x 2 x i1> zeroinitializer, i32 -1)
; CHECK-VSCALE-1-NEXT: Cost Model: Found costs of Invalid for: %splice_nxv1i1_neg = call <vscale x 1 x i1> @llvm.vector.splice.nxv1i1(<vscale x 1 x i1> zeroinitializer, <vscale x 1 x i1> zeroinitializer, i32 -1)
; CHECK-VSCALE-1-NEXT: Cost Model: Found costs of RThru:0 CodeSize:1 Lat:1 SizeLat:1 for: ret void
;
Expand Down Expand Up @@ -702,10 +702,10 @@ define void @vector_splice() #0 {
; CHECK-VSCALE-2-NEXT: Cost Model: Found costs of 1 for: %splice_nxv4bf16 = call <vscale x 4 x bfloat> @llvm.vector.splice.nxv4bf16(<vscale x 4 x bfloat> zeroinitializer, <vscale x 4 x bfloat> zeroinitializer, i32 1)
; CHECK-VSCALE-2-NEXT: Cost Model: Found costs of 1 for: %splice_nxv8bf16 = call <vscale x 8 x bfloat> @llvm.vector.splice.nxv8bf16(<vscale x 8 x bfloat> zeroinitializer, <vscale x 8 x bfloat> zeroinitializer, i32 1)
; CHECK-VSCALE-2-NEXT: Cost Model: Found costs of 2 for: %splice_nxv16bf16 = call <vscale x 16 x bfloat> @llvm.vector.splice.nxv16bf16(<vscale x 16 x bfloat> zeroinitializer, <vscale x 16 x bfloat> zeroinitializer, i32 1)
; CHECK-VSCALE-2-NEXT: Cost Model: Found costs of 4 for: %splice_nxv16i1 = call <vscale x 16 x i1> @llvm.vector.splice.nxv16i1(<vscale x 16 x i1> zeroinitializer, <vscale x 16 x i1> zeroinitializer, i32 1)
; CHECK-VSCALE-2-NEXT: Cost Model: Found costs of 4 for: %splice_nxv8i1 = call <vscale x 8 x i1> @llvm.vector.splice.nxv8i1(<vscale x 8 x i1> zeroinitializer, <vscale x 8 x i1> zeroinitializer, i32 1)
; CHECK-VSCALE-2-NEXT: Cost Model: Found costs of 4 for: %splice_nxv4i1 = call <vscale x 4 x i1> @llvm.vector.splice.nxv4i1(<vscale x 4 x i1> zeroinitializer, <vscale x 4 x i1> zeroinitializer, i32 1)
; CHECK-VSCALE-2-NEXT: Cost Model: Found costs of 4 for: %splice_nxv2i1 = call <vscale x 2 x i1> @llvm.vector.splice.nxv2i1(<vscale x 2 x i1> zeroinitializer, <vscale x 2 x i1> zeroinitializer, i32 1)
; CHECK-VSCALE-2-NEXT: Cost Model: Found costs of RThru:4 CodeSize:3 Lat:3 SizeLat:3 for: %splice_nxv16i1 = call <vscale x 16 x i1> @llvm.vector.splice.nxv16i1(<vscale x 16 x i1> zeroinitializer, <vscale x 16 x i1> zeroinitializer, i32 1)
; CHECK-VSCALE-2-NEXT: Cost Model: Found costs of RThru:4 CodeSize:3 Lat:3 SizeLat:3 for: %splice_nxv8i1 = call <vscale x 8 x i1> @llvm.vector.splice.nxv8i1(<vscale x 8 x i1> zeroinitializer, <vscale x 8 x i1> zeroinitializer, i32 1)
; CHECK-VSCALE-2-NEXT: Cost Model: Found costs of RThru:4 CodeSize:3 Lat:3 SizeLat:3 for: %splice_nxv4i1 = call <vscale x 4 x i1> @llvm.vector.splice.nxv4i1(<vscale x 4 x i1> zeroinitializer, <vscale x 4 x i1> zeroinitializer, i32 1)
; CHECK-VSCALE-2-NEXT: Cost Model: Found costs of RThru:4 CodeSize:3 Lat:3 SizeLat:3 for: %splice_nxv2i1 = call <vscale x 2 x i1> @llvm.vector.splice.nxv2i1(<vscale x 2 x i1> zeroinitializer, <vscale x 2 x i1> zeroinitializer, i32 1)
; CHECK-VSCALE-2-NEXT: Cost Model: Found costs of 3 for: %splice_nxv16i8_neg = call <vscale x 16 x i8> @llvm.vector.splice.nxv16i8(<vscale x 16 x i8> zeroinitializer, <vscale x 16 x i8> zeroinitializer, i32 -1)
; CHECK-VSCALE-2-NEXT: Cost Model: Found costs of 6 for: %splice_nxv32i8_neg = call <vscale x 32 x i8> @llvm.vector.splice.nxv32i8(<vscale x 32 x i8> zeroinitializer, <vscale x 32 x i8> zeroinitializer, i32 -1)
; CHECK-VSCALE-2-NEXT: Cost Model: Found costs of Invalid for: %splice_nxv1i16_neg = call <vscale x 1 x i16> @llvm.vector.splice.nxv1i16(<vscale x 1 x i16> zeroinitializer, <vscale x 1 x i16> zeroinitializer, i32 -1)
Expand Down Expand Up @@ -735,10 +735,10 @@ define void @vector_splice() #0 {
; CHECK-VSCALE-2-NEXT: Cost Model: Found costs of 3 for: %splice_nxv4bf16_neg = call <vscale x 4 x bfloat> @llvm.vector.splice.nxv4bf16(<vscale x 4 x bfloat> zeroinitializer, <vscale x 4 x bfloat> zeroinitializer, i32 -1)
; CHECK-VSCALE-2-NEXT: Cost Model: Found costs of 3 for: %splice_nxv8bf16_neg = call <vscale x 8 x bfloat> @llvm.vector.splice.nxv8bf16(<vscale x 8 x bfloat> zeroinitializer, <vscale x 8 x bfloat> zeroinitializer, i32 -1)
; CHECK-VSCALE-2-NEXT: Cost Model: Found costs of 6 for: %splice_nxv16bf16_neg = call <vscale x 16 x bfloat> @llvm.vector.splice.nxv16bf16(<vscale x 16 x bfloat> zeroinitializer, <vscale x 16 x bfloat> zeroinitializer, i32 -1)
; CHECK-VSCALE-2-NEXT: Cost Model: Found costs of 6 for: %splice_nxv16i1_neg = call <vscale x 16 x i1> @llvm.vector.splice.nxv16i1(<vscale x 16 x i1> zeroinitializer, <vscale x 16 x i1> zeroinitializer, i32 -1)
; CHECK-VSCALE-2-NEXT: Cost Model: Found costs of 6 for: %splice_nxv8i1_neg = call <vscale x 8 x i1> @llvm.vector.splice.nxv8i1(<vscale x 8 x i1> zeroinitializer, <vscale x 8 x i1> zeroinitializer, i32 -1)
; CHECK-VSCALE-2-NEXT: Cost Model: Found costs of 6 for: %splice_nxv4i1_neg = call <vscale x 4 x i1> @llvm.vector.splice.nxv4i1(<vscale x 4 x i1> zeroinitializer, <vscale x 4 x i1> zeroinitializer, i32 -1)
; CHECK-VSCALE-2-NEXT: Cost Model: Found costs of 6 for: %splice_nxv2i1_neg = call <vscale x 2 x i1> @llvm.vector.splice.nxv2i1(<vscale x 2 x i1> zeroinitializer, <vscale x 2 x i1> zeroinitializer, i32 -1)
; CHECK-VSCALE-2-NEXT: Cost Model: Found costs of RThru:6 CodeSize:5 Lat:5 SizeLat:5 for: %splice_nxv16i1_neg = call <vscale x 16 x i1> @llvm.vector.splice.nxv16i1(<vscale x 16 x i1> zeroinitializer, <vscale x 16 x i1> zeroinitializer, i32 -1)
; CHECK-VSCALE-2-NEXT: Cost Model: Found costs of RThru:6 CodeSize:5 Lat:5 SizeLat:5 for: %splice_nxv8i1_neg = call <vscale x 8 x i1> @llvm.vector.splice.nxv8i1(<vscale x 8 x i1> zeroinitializer, <vscale x 8 x i1> zeroinitializer, i32 -1)
; CHECK-VSCALE-2-NEXT: Cost Model: Found costs of RThru:6 CodeSize:5 Lat:5 SizeLat:5 for: %splice_nxv4i1_neg = call <vscale x 4 x i1> @llvm.vector.splice.nxv4i1(<vscale x 4 x i1> zeroinitializer, <vscale x 4 x i1> zeroinitializer, i32 -1)
; CHECK-VSCALE-2-NEXT: Cost Model: Found costs of RThru:6 CodeSize:5 Lat:5 SizeLat:5 for: %splice_nxv2i1_neg = call <vscale x 2 x i1> @llvm.vector.splice.nxv2i1(<vscale x 2 x i1> zeroinitializer, <vscale x 2 x i1> zeroinitializer, i32 -1)
; CHECK-VSCALE-2-NEXT: Cost Model: Found costs of Invalid for: %splice_nxv1i1_neg = call <vscale x 1 x i1> @llvm.vector.splice.nxv1i1(<vscale x 1 x i1> zeroinitializer, <vscale x 1 x i1> zeroinitializer, i32 -1)
; CHECK-VSCALE-2-NEXT: Cost Model: Found costs of RThru:0 CodeSize:1 Lat:1 SizeLat:1 for: ret void
;
Expand Down