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[AArch64] Add fpext and fpround costs #119292

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Dec 11, 2024
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[AArch64] Add fpext and fpround costs #119292

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25 changes: 25 additions & 0 deletions llvm/lib/Target/AArch64/AArch64TargetTransformInfo.cpp
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Expand Up @@ -2800,6 +2800,31 @@ InstructionCost AArch64TTIImpl::getCastInstrCost(unsigned Opcode, Type *Dst,
{ISD::SIGN_EXTEND, MVT::v16i32, MVT::v16i8, 6},
{ISD::ZERO_EXTEND, MVT::v16i32, MVT::v16i8, 6},

// FP Ext and trunc
{ISD::FP_EXTEND, MVT::f64, MVT::f32, 1}, // fcvt
{ISD::FP_EXTEND, MVT::v2f64, MVT::v2f32, 1}, // fcvtl
{ISD::FP_EXTEND, MVT::v4f64, MVT::v4f32, 2}, // fcvtl+fcvtl2
// FP16
{ISD::FP_EXTEND, MVT::f32, MVT::f16, 1}, // fcvt
{ISD::FP_EXTEND, MVT::f64, MVT::f16, 1}, // fcvt
{ISD::FP_EXTEND, MVT::v4f32, MVT::v4f16, 1}, // fcvtl
{ISD::FP_EXTEND, MVT::v8f32, MVT::v8f16, 2}, // fcvtl+fcvtl2
{ISD::FP_EXTEND, MVT::v2f64, MVT::v2f16, 2}, // fcvtl+fcvtl
{ISD::FP_EXTEND, MVT::v4f64, MVT::v4f16, 3}, // fcvtl+fcvtl2+fcvtl
{ISD::FP_EXTEND, MVT::v8f64, MVT::v8f16, 6}, // 2 * fcvtl+fcvtl2+fcvtl
// FP Ext and trunc
{ISD::FP_ROUND, MVT::f32, MVT::f64, 1}, // fcvt
{ISD::FP_ROUND, MVT::v2f32, MVT::v2f64, 1}, // fcvtn
{ISD::FP_ROUND, MVT::v4f32, MVT::v4f64, 2}, // fcvtn+fcvtn2
// FP16
{ISD::FP_ROUND, MVT::f16, MVT::f32, 1}, // fcvt
{ISD::FP_ROUND, MVT::f16, MVT::f64, 1}, // fcvt
{ISD::FP_ROUND, MVT::v4f16, MVT::v4f32, 1}, // fcvtn
{ISD::FP_ROUND, MVT::v8f16, MVT::v8f32, 2}, // fcvtn+fcvtn2
{ISD::FP_ROUND, MVT::v2f16, MVT::v2f64, 2}, // fcvtn+fcvtn
{ISD::FP_ROUND, MVT::v4f16, MVT::v4f64, 3}, // fcvtn+fcvtn2+fcvtn
{ISD::FP_ROUND, MVT::v8f16, MVT::v8f64, 6}, // 2 * fcvtn+fcvtn2+fcvtn

// LowerVectorINT_TO_FP:
{ISD::SINT_TO_FP, MVT::v2f32, MVT::v2i32, 1},
{ISD::SINT_TO_FP, MVT::v4f32, MVT::v4i32, 1},
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32 changes: 16 additions & 16 deletions llvm/test/Analysis/CostModel/AArch64/cast.ll
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Expand Up @@ -274,34 +274,34 @@ define i32 @casts_no_users() {
; CHECK-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %r69 = uitofp i64 undef to double
; CHECK-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %r80 = fptrunc double undef to float
; CHECK-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %r81 = fptrunc <2 x double> undef to <2 x float>
; CHECK-NEXT: Cost Model: Found an estimated cost of 3 for instruction: %r82 = fptrunc <4 x double> undef to <4 x float>
; CHECK-NEXT: Cost Model: Found an estimated cost of 6 for instruction: %r83 = fptrunc <8 x double> undef to <8 x float>
; CHECK-NEXT: Cost Model: Found an estimated cost of 12 for instruction: %r84 = fptrunc <16 x double> undef to <16 x float>
; CHECK-NEXT: Cost Model: Found an estimated cost of 2 for instruction: %r82 = fptrunc <4 x double> undef to <4 x float>
; CHECK-NEXT: Cost Model: Found an estimated cost of 4 for instruction: %r83 = fptrunc <8 x double> undef to <8 x float>
; CHECK-NEXT: Cost Model: Found an estimated cost of 8 for instruction: %r84 = fptrunc <16 x double> undef to <16 x float>
; CHECK-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %truncf64f16 = fptrunc double undef to half
; CHECK-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %truncv2f64f16 = fptrunc <2 x double> undef to <2 x half>
; CHECK-NEXT: Cost Model: Found an estimated cost of 2 for instruction: %truncv2f64f16 = fptrunc <2 x double> undef to <2 x half>
; CHECK-NEXT: Cost Model: Found an estimated cost of 3 for instruction: %truncv4f64f16 = fptrunc <4 x double> undef to <4 x half>
; CHECK-NEXT: Cost Model: Found an estimated cost of 7 for instruction: %truncv8f64f16 = fptrunc <8 x double> undef to <8 x half>
; CHECK-NEXT: Cost Model: Found an estimated cost of 14 for instruction: %truncv16f64f16 = fptrunc <16 x double> undef to <16 x half>
; CHECK-NEXT: Cost Model: Found an estimated cost of 6 for instruction: %truncv8f64f16 = fptrunc <8 x double> undef to <8 x half>
; CHECK-NEXT: Cost Model: Found an estimated cost of 12 for instruction: %truncv16f64f16 = fptrunc <16 x double> undef to <16 x half>
; CHECK-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %truncv32f16 = fptrunc float undef to half
; CHECK-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %truncv2f32f16 = fptrunc <2 x float> undef to <2 x half>
; CHECK-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %truncv4f32f16 = fptrunc <4 x float> undef to <4 x half>
; CHECK-NEXT: Cost Model: Found an estimated cost of 3 for instruction: %truncv8f32f16 = fptrunc <8 x float> undef to <8 x half>
; CHECK-NEXT: Cost Model: Found an estimated cost of 6 for instruction: %truncv16f32f16 = fptrunc <16 x float> undef to <16 x half>
; CHECK-NEXT: Cost Model: Found an estimated cost of 2 for instruction: %truncv8f32f16 = fptrunc <8 x float> undef to <8 x half>
; CHECK-NEXT: Cost Model: Found an estimated cost of 4 for instruction: %truncv16f32f16 = fptrunc <16 x float> undef to <16 x half>
; CHECK-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %r85 = fpext float undef to double
; CHECK-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %r86 = fpext <2 x float> undef to <2 x double>
; CHECK-NEXT: Cost Model: Found an estimated cost of 3 for instruction: %r87 = fpext <4 x float> undef to <4 x double>
; CHECK-NEXT: Cost Model: Found an estimated cost of 6 for instruction: %r88 = fpext <8 x float> undef to <8 x double>
; CHECK-NEXT: Cost Model: Found an estimated cost of 12 for instruction: %r89 = fpext <16 x float> undef to <16 x double>
; CHECK-NEXT: Cost Model: Found an estimated cost of 2 for instruction: %r87 = fpext <4 x float> undef to <4 x double>
; CHECK-NEXT: Cost Model: Found an estimated cost of 4 for instruction: %r88 = fpext <8 x float> undef to <8 x double>
; CHECK-NEXT: Cost Model: Found an estimated cost of 8 for instruction: %r89 = fpext <16 x float> undef to <16 x double>
; CHECK-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %extf16f32 = fpext half undef to float
; CHECK-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %extv2f16f32 = fpext <2 x half> undef to <2 x float>
; CHECK-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %extv4f16f32 = fpext <4 x half> undef to <4 x float>
; CHECK-NEXT: Cost Model: Found an estimated cost of 3 for instruction: %extv8f16f32 = fpext <8 x half> undef to <8 x float>
; CHECK-NEXT: Cost Model: Found an estimated cost of 6 for instruction: %extv16f16f32 = fpext <16 x half> undef to <16 x float>
; CHECK-NEXT: Cost Model: Found an estimated cost of 2 for instruction: %extv8f16f32 = fpext <8 x half> undef to <8 x float>
; CHECK-NEXT: Cost Model: Found an estimated cost of 4 for instruction: %extv16f16f32 = fpext <16 x half> undef to <16 x float>
; CHECK-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %extf16f64 = fpext half undef to double
; CHECK-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %extv2f16f64 = fpext <2 x half> undef to <2 x double>
; CHECK-NEXT: Cost Model: Found an estimated cost of 2 for instruction: %extv2f16f64 = fpext <2 x half> undef to <2 x double>
; CHECK-NEXT: Cost Model: Found an estimated cost of 3 for instruction: %extv4f16f64 = fpext <4 x half> undef to <4 x double>
; CHECK-NEXT: Cost Model: Found an estimated cost of 7 for instruction: %extv8f16f64 = fpext <8 x half> undef to <8 x double>
; CHECK-NEXT: Cost Model: Found an estimated cost of 14 for instruction: %extv16f16f64 = fpext <16 x half> undef to <16 x double>
; CHECK-NEXT: Cost Model: Found an estimated cost of 6 for instruction: %extv8f16f64 = fpext <8 x half> undef to <8 x double>
; CHECK-NEXT: Cost Model: Found an estimated cost of 12 for instruction: %extv16f16f64 = fpext <16 x half> undef to <16 x double>
; CHECK-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %r90 = fptoui <2 x float> undef to <2 x i1>
; CHECK-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %r91 = fptosi <2 x float> undef to <2 x i1>
; CHECK-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %r92 = fptoui <2 x float> undef to <2 x i8>
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12 changes: 6 additions & 6 deletions llvm/test/Analysis/CostModel/AArch64/sve-cast.ll
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Expand Up @@ -600,14 +600,14 @@ define i32 @casts_no_users() {
; CHECK-SVE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %r69 = uitofp i64 undef to double
; CHECK-SVE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %r80 = fptrunc double undef to float
; CHECK-SVE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %r81 = fptrunc <2 x double> undef to <2 x float>
; CHECK-SVE-NEXT: Cost Model: Found an estimated cost of 3 for instruction: %r82 = fptrunc <4 x double> undef to <4 x float>
; CHECK-SVE-NEXT: Cost Model: Found an estimated cost of 6 for instruction: %r83 = fptrunc <8 x double> undef to <8 x float>
; CHECK-SVE-NEXT: Cost Model: Found an estimated cost of 12 for instruction: %r84 = fptrunc <16 x double> undef to <16 x float>
; CHECK-SVE-NEXT: Cost Model: Found an estimated cost of 2 for instruction: %r82 = fptrunc <4 x double> undef to <4 x float>
; CHECK-SVE-NEXT: Cost Model: Found an estimated cost of 4 for instruction: %r83 = fptrunc <8 x double> undef to <8 x float>
; CHECK-SVE-NEXT: Cost Model: Found an estimated cost of 8 for instruction: %r84 = fptrunc <16 x double> undef to <16 x float>
; CHECK-SVE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %r85 = fpext float undef to double
; CHECK-SVE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %r86 = fpext <2 x float> undef to <2 x double>
; CHECK-SVE-NEXT: Cost Model: Found an estimated cost of 3 for instruction: %r87 = fpext <4 x float> undef to <4 x double>
; CHECK-SVE-NEXT: Cost Model: Found an estimated cost of 6 for instruction: %r88 = fpext <8 x float> undef to <8 x double>
; CHECK-SVE-NEXT: Cost Model: Found an estimated cost of 12 for instruction: %r89 = fpext <16 x float> undef to <16 x double>
; CHECK-SVE-NEXT: Cost Model: Found an estimated cost of 2 for instruction: %r87 = fpext <4 x float> undef to <4 x double>
; CHECK-SVE-NEXT: Cost Model: Found an estimated cost of 4 for instruction: %r88 = fpext <8 x float> undef to <8 x double>
; CHECK-SVE-NEXT: Cost Model: Found an estimated cost of 8 for instruction: %r89 = fpext <16 x float> undef to <16 x double>
; CHECK-SVE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %r90 = fptoui <2 x float> undef to <2 x i1>
; CHECK-SVE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %r91 = fptosi <2 x float> undef to <2 x i1>
; CHECK-SVE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %r92 = fptoui <2 x float> undef to <2 x i8>
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