112 lines
5.3 KiB
LLVM
112 lines
5.3 KiB
LLVM
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; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
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; RUN: opt < %s -slp-vectorizer -S -mtriple=x86_64-unknown-linux -march=core-avx2 | FileCheck %s
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; RUN: opt < %s -slp-vectorizer -S -mtriple=x86_64-unknown-linux -march=core-avx2 -slp-threshold=-1 -slp-vectorize-hor-store | FileCheck %s --check-prefix=THRESH1
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; RUN: opt < %s -slp-vectorizer -S -mtriple=x86_64-unknown-linux -march=core-avx2 -slp-threshold=-2 -slp-vectorize-hor-store | FileCheck %s --check-prefix=THRESH2
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@a = global float 0.000000e+00, align 4
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define float @f(<2 x float> %x) {
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; CHECK-LABEL: @f(
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; CHECK-NEXT: [[TMP1:%.*]] = fmul <2 x float> [[X:%.*]], [[X]]
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; CHECK-NEXT: [[TMP2:%.*]] = extractelement <2 x float> [[TMP1]], i32 0
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; CHECK-NEXT: [[TMP3:%.*]] = extractelement <2 x float> [[TMP1]], i32 1
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; CHECK-NEXT: [[ADD:%.*]] = fadd float [[TMP2]], [[TMP3]]
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; CHECK-NEXT: ret float [[ADD]]
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;
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; THRESH1-LABEL: @f(
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; THRESH1-NEXT: [[TMP1:%.*]] = fmul <2 x float> [[X:%.*]], [[X]]
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; THRESH1-NEXT: [[TMP2:%.*]] = extractelement <2 x float> [[TMP1]], i32 0
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; THRESH1-NEXT: [[TMP3:%.*]] = extractelement <2 x float> [[TMP1]], i32 1
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; THRESH1-NEXT: [[ADD:%.*]] = fadd float [[TMP2]], [[TMP3]]
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; THRESH1-NEXT: ret float [[ADD]]
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;
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; THRESH2-LABEL: @f(
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; THRESH2-NEXT: [[TMP1:%.*]] = fmul <2 x float> [[X:%.*]], [[X]]
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; THRESH2-NEXT: [[TMP2:%.*]] = extractelement <2 x float> [[TMP1]], i32 0
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; THRESH2-NEXT: [[TMP3:%.*]] = extractelement <2 x float> [[TMP1]], i32 1
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; THRESH2-NEXT: [[ADD:%.*]] = fadd float [[TMP2]], [[TMP3]]
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; THRESH2-NEXT: ret float [[ADD]]
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;
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%x0 = extractelement <2 x float> %x, i32 0
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%x1 = extractelement <2 x float> %x, i32 1
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%x0x0 = fmul float %x0, %x0
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%x1x1 = fmul float %x1, %x1
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%add = fadd float %x0x0, %x1x1
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ret float %add
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}
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define float @f_used_out_of_tree(<2 x float> %x) {
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; CHECK-LABEL: @f_used_out_of_tree(
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; CHECK-NEXT: [[X0:%.*]] = extractelement <2 x float> [[X:%.*]], i32 0
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; CHECK-NEXT: [[X1:%.*]] = extractelement <2 x float> [[X]], i32 1
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; CHECK-NEXT: [[X0X0:%.*]] = fmul float [[X0]], [[X0]]
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; CHECK-NEXT: [[X1X1:%.*]] = fmul float [[X1]], [[X1]]
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; CHECK-NEXT: [[ADD:%.*]] = fadd float [[X0X0]], [[X1X1]]
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; CHECK-NEXT: store float [[ADD]], float* @a, align 4
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; CHECK-NEXT: ret float [[X0]]
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;
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; THRESH1-LABEL: @f_used_out_of_tree(
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; THRESH1-NEXT: [[X0:%.*]] = extractelement <2 x float> [[X:%.*]], i32 0
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; THRESH1-NEXT: [[X1:%.*]] = extractelement <2 x float> [[X]], i32 1
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; THRESH1-NEXT: [[X0X0:%.*]] = fmul float [[X0]], [[X0]]
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; THRESH1-NEXT: [[X1X1:%.*]] = fmul float [[X1]], [[X1]]
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; THRESH1-NEXT: [[ADD:%.*]] = fadd float [[X0X0]], [[X1X1]]
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; THRESH1-NEXT: store float [[ADD]], float* @a, align 4
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; THRESH1-NEXT: ret float [[X0]]
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;
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; THRESH2-LABEL: @f_used_out_of_tree(
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; THRESH2-NEXT: [[TMP1:%.*]] = extractelement <2 x float> [[X:%.*]], i32 0
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; THRESH2-NEXT: [[TMP2:%.*]] = fmul <2 x float> [[X]], [[X]]
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; THRESH2-NEXT: [[TMP3:%.*]] = extractelement <2 x float> [[TMP2]], i32 0
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; THRESH2-NEXT: [[TMP4:%.*]] = extractelement <2 x float> [[TMP2]], i32 1
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; THRESH2-NEXT: [[ADD:%.*]] = fadd float [[TMP3]], [[TMP4]]
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; THRESH2-NEXT: store float [[ADD]], float* @a, align 4
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; THRESH2-NEXT: ret float [[TMP1]]
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;
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%x0 = extractelement <2 x float> %x, i32 0
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%x1 = extractelement <2 x float> %x, i32 1
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%x0x0 = fmul float %x0, %x0
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%x1x1 = fmul float %x1, %x1
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%add = fadd float %x0x0, %x1x1
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store float %add, float* @a
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ret float %x0
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}
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define float @f_used_twice_in_tree(<2 x float> %x) {
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; CHECK-LABEL: @f_used_twice_in_tree(
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; CHECK-NEXT: [[X0:%.*]] = extractelement <2 x float> [[X:%.*]], i32 0
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; CHECK-NEXT: [[X1:%.*]] = extractelement <2 x float> [[X]], i32 1
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; CHECK-NEXT: [[X0X0:%.*]] = fmul float [[X0]], [[X1]]
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; CHECK-NEXT: [[X1X1:%.*]] = fmul float [[X1]], [[X1]]
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; CHECK-NEXT: [[ADD:%.*]] = fadd float [[X0X0]], [[X1X1]]
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; CHECK-NEXT: ret float [[ADD]]
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;
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; THRESH1-LABEL: @f_used_twice_in_tree(
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; THRESH1-NEXT: [[TMP1:%.*]] = extractelement <2 x float> [[X:%.*]], i32 1
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; THRESH1-NEXT: [[TMP2:%.*]] = insertelement <2 x float> poison, float [[TMP1]], i32 0
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; THRESH1-NEXT: [[TMP3:%.*]] = insertelement <2 x float> [[TMP2]], float [[TMP1]], i32 1
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; THRESH1-NEXT: [[TMP4:%.*]] = fmul <2 x float> [[X]], [[TMP3]]
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; THRESH1-NEXT: [[TMP5:%.*]] = extractelement <2 x float> [[TMP4]], i32 0
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; THRESH1-NEXT: [[TMP6:%.*]] = extractelement <2 x float> [[TMP4]], i32 1
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; THRESH1-NEXT: [[ADD:%.*]] = fadd float [[TMP5]], [[TMP6]]
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; THRESH1-NEXT: ret float [[ADD]]
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;
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; THRESH2-LABEL: @f_used_twice_in_tree(
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; THRESH2-NEXT: [[TMP1:%.*]] = extractelement <2 x float> [[X:%.*]], i32 1
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; THRESH2-NEXT: [[TMP2:%.*]] = insertelement <2 x float> poison, float [[TMP1]], i32 0
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; THRESH2-NEXT: [[TMP3:%.*]] = insertelement <2 x float> [[TMP2]], float [[TMP1]], i32 1
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; THRESH2-NEXT: [[TMP4:%.*]] = fmul <2 x float> [[X]], [[TMP3]]
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; THRESH2-NEXT: [[TMP5:%.*]] = extractelement <2 x float> [[TMP4]], i32 0
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; THRESH2-NEXT: [[TMP6:%.*]] = extractelement <2 x float> [[TMP4]], i32 1
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; THRESH2-NEXT: [[ADD:%.*]] = fadd float [[TMP5]], [[TMP6]]
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; THRESH2-NEXT: ret float [[ADD]]
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;
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%x0 = extractelement <2 x float> %x, i32 0
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%x1 = extractelement <2 x float> %x, i32 1
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%x0x0 = fmul float %x0, %x1
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%x1x1 = fmul float %x1, %x1
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%add = fadd float %x0x0, %x1x1
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ret float %add
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}
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