diff options
Diffstat (limited to 'llvm/test/Transforms/InstCombine/X86/x86-fma.ll')
| -rw-r--r-- | llvm/test/Transforms/InstCombine/X86/x86-fma.ll | 116 |
1 files changed, 116 insertions, 0 deletions
diff --git a/llvm/test/Transforms/InstCombine/X86/x86-fma.ll b/llvm/test/Transforms/InstCombine/X86/x86-fma.ll new file mode 100644 index 00000000000..cddb1bf9c4e --- /dev/null +++ b/llvm/test/Transforms/InstCombine/X86/x86-fma.ll @@ -0,0 +1,116 @@ +; NOTE: Assertions have been autogenerated by utils/update_test_checks.py +; RUN: opt < %s -instcombine -S | FileCheck %s +target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128" + +define <4 x float> @test_vfmadd_ss(<4 x float> %a, <4 x float> %b, <4 x float> %c) { +; CHECK-LABEL: @test_vfmadd_ss( +; CHECK-NEXT: [[TMP1:%.*]] = extractelement <4 x float> [[A:%.*]], i64 0 +; CHECK-NEXT: [[TMP2:%.*]] = extractelement <4 x float> [[B:%.*]], i32 0 +; CHECK-NEXT: [[TMP3:%.*]] = extractelement <4 x float> [[C:%.*]], i32 0 +; CHECK-NEXT: [[TMP4:%.*]] = call float @llvm.fma.f32(float [[TMP1]], float [[TMP2]], float [[TMP3]]) +; CHECK-NEXT: [[TMP5:%.*]] = insertelement <4 x float> [[A]], float [[TMP4]], i64 0 +; CHECK-NEXT: ret <4 x float> [[TMP5]] +; + %1 = insertelement <4 x float> %b, float 1.000000e+00, i32 1 + %2 = insertelement <4 x float> %1, float 2.000000e+00, i32 2 + %3 = insertelement <4 x float> %2, float 3.000000e+00, i32 3 + %4 = insertelement <4 x float> %c, float 4.000000e+00, i32 1 + %5 = insertelement <4 x float> %4, float 5.000000e+00, i32 2 + %6 = insertelement <4 x float> %5, float 6.000000e+00, i32 3 + %7 = extractelement <4 x float> %a, i64 0 + %8 = extractelement <4 x float> %3, i64 0 + %9 = extractelement <4 x float> %6, i64 0 + %10 = call float @llvm.fma.f32(float %7, float %8, float %9) + %11 = insertelement <4 x float> %a, float %10, i64 0 + ret <4 x float> %11 +} + +define float @test_vfmadd_ss_0(<4 x float> %a, <4 x float> %b, <4 x float> %c) { +; CHECK-LABEL: @test_vfmadd_ss_0( +; CHECK-NEXT: [[TMP1:%.*]] = extractelement <4 x float> [[A:%.*]], i32 0 +; CHECK-NEXT: [[TMP2:%.*]] = extractelement <4 x float> [[B:%.*]], i64 0 +; CHECK-NEXT: [[TMP3:%.*]] = extractelement <4 x float> [[C:%.*]], i64 0 +; CHECK-NEXT: [[TMP4:%.*]] = call float @llvm.fma.f32(float [[TMP1]], float [[TMP2]], float [[TMP3]]) +; CHECK-NEXT: ret float [[TMP4]] +; + %1 = insertelement <4 x float> %a, float 1.000000e+00, i32 1 + %2 = insertelement <4 x float> %1, float 2.000000e+00, i32 2 + %3 = insertelement <4 x float> %2, float 3.000000e+00, i32 3 + %4 = extractelement <4 x float> %3, i64 0 + %5 = extractelement <4 x float> %b, i64 0 + %6 = extractelement <4 x float> %c, i64 0 + %7 = call float @llvm.fma.f32(float %4, float %5, float %6) + %8 = insertelement <4 x float> %3, float %7, i64 0 + %9 = extractelement <4 x float> %8, i32 0 + ret float %9 +} + +define float @test_vfmadd_ss_1(<4 x float> %a, <4 x float> %b, <4 x float> %c) { +; CHECK-LABEL: @test_vfmadd_ss_1( +; CHECK-NEXT: ret float 1.000000e+00 +; + %1 = insertelement <4 x float> %a, float 1.000000e+00, i32 1 + %2 = insertelement <4 x float> %1, float 2.000000e+00, i32 2 + %3 = insertelement <4 x float> %2, float 3.000000e+00, i32 3 + %4 = extractelement <4 x float> %3, i64 0 + %5 = extractelement <4 x float> %b, i64 0 + %6 = extractelement <4 x float> %c, i64 0 + %7 = call float @llvm.fma.f32(float %4, float %5, float %6) + %8 = insertelement <4 x float> %3, float %7, i64 0 + %9 = extractelement <4 x float> %8, i32 1 + ret float %9 +} + +define <2 x double> @test_vfmadd_sd(<2 x double> %a, <2 x double> %b, <2 x double> %c) { +; CHECK-LABEL: @test_vfmadd_sd( +; CHECK-NEXT: [[TMP1:%.*]] = extractelement <2 x double> [[A:%.*]], i64 0 +; CHECK-NEXT: [[TMP2:%.*]] = extractelement <2 x double> [[B:%.*]], i64 0 +; CHECK-NEXT: [[TMP3:%.*]] = extractelement <2 x double> [[C:%.*]], i64 0 +; CHECK-NEXT: [[TMP4:%.*]] = call double @llvm.fma.f64(double [[TMP1]], double [[TMP2]], double [[TMP3]]) +; CHECK-NEXT: [[TMP5:%.*]] = insertelement <2 x double> [[A]], double [[TMP4]], i64 0 +; CHECK-NEXT: ret <2 x double> [[TMP5]] +; + %1 = insertelement <2 x double> %b, double 1.000000e+00, i32 1 + %2 = insertelement <2 x double> %c, double 2.000000e+00, i32 1 + %3 = extractelement <2 x double> %a, i64 0 + %4 = extractelement <2 x double> %1, i64 0 + %5 = extractelement <2 x double> %2, i64 0 + %6 = call double @llvm.fma.f64(double %3, double %4, double %5) + %7 = insertelement <2 x double> %a, double %6, i64 0 + ret <2 x double> %7 +} + +define double @test_vfmadd_sd_0(<2 x double> %a, <2 x double> %b, <2 x double> %c) { +; CHECK-LABEL: @test_vfmadd_sd_0( +; CHECK-NEXT: [[TMP1:%.*]] = extractelement <2 x double> [[A:%.*]], i64 0 +; CHECK-NEXT: [[TMP2:%.*]] = extractelement <2 x double> [[B:%.*]], i64 0 +; CHECK-NEXT: [[TMP3:%.*]] = extractelement <2 x double> [[C:%.*]], i64 0 +; CHECK-NEXT: [[TMP4:%.*]] = call double @llvm.fma.f64(double [[TMP1]], double [[TMP2]], double [[TMP3]]) +; CHECK-NEXT: ret double [[TMP4]] +; + %1 = insertelement <2 x double> %a, double 1.000000e+00, i32 1 + %2 = extractelement <2 x double> %1, i64 0 + %3 = extractelement <2 x double> %b, i64 0 + %4 = extractelement <2 x double> %c, i64 0 + %5 = call double @llvm.fma.f64(double %2, double %3, double %4) + %6 = insertelement <2 x double> %1, double %5, i64 0 + %7 = extractelement <2 x double> %6, i32 0 + ret double %7 +} + +define double @test_vfmadd_sd_1(<2 x double> %a, <2 x double> %b, <2 x double> %c) { +; CHECK-LABEL: @test_vfmadd_sd_1( +; CHECK-NEXT: ret double 1.000000e+00 +; + %1 = insertelement <2 x double> %a, double 1.000000e+00, i32 1 + %2 = extractelement <2 x double> %1, i64 0 + %3 = extractelement <2 x double> %b, i64 0 + %4 = extractelement <2 x double> %c, i64 0 + %5 = call double @llvm.fma.f64(double %2, double %3, double %4) + %6 = insertelement <2 x double> %1, double %5, i64 0 + %7 = extractelement <2 x double> %6, i32 1 + ret double %7 +} + +declare float @llvm.fma.f32(float, float, float) +declare double @llvm.fma.f64(double, double, double) |
