derek.holloway
7502bf64a4
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43 lines
1.2 KiB
LLVM
43 lines
1.2 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
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; RUN: opt < %s -passes=instsimplify -S | FileCheck %s
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define float @fneg_constant() {
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; CHECK-LABEL: @fneg_constant(
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; CHECK-NEXT: ret float 0.000000e+00
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;
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%r = fneg float -0.0
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ret float %r
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}
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define float @fneg_undef() {
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; CHECK-LABEL: @fneg_undef(
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; CHECK-NEXT: ret float undef
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;
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%r = fneg float undef
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ret float %r
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}
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define <4 x float> @fneg_constant_elts_v4f32() {
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; CHECK-LABEL: @fneg_constant_elts_v4f32(
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; CHECK-NEXT: ret <4 x float> <float 0.000000e+00, float -0.000000e+00, float 1.000000e+00, float -1.000000e+00>
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;
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%r = fneg <4 x float> <float -0.0, float 0.0, float -1.0, float 1.0>
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ret <4 x float> %r
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}
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define <4 x float> @fneg_constant_undef_elts_v4f32() {
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; CHECK-LABEL: @fneg_constant_undef_elts_v4f32(
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; CHECK-NEXT: ret <4 x float> <float 0.000000e+00, float undef, float undef, float -1.000000e+00>
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;
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%r = fneg <4 x float> <float -0.0, float undef, float undef, float 1.0>
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ret <4 x float> %r
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}
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define <4 x float> @fneg_constant_all_undef_elts_v4f32() {
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; CHECK-LABEL: @fneg_constant_all_undef_elts_v4f32(
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; CHECK-NEXT: ret <4 x float> undef
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;
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%r = fneg <4 x float> <float undef, float undef, float undef, float undef>
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ret <4 x float> %r
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}
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