forked from OSchip/llvm-project
203 lines
7.1 KiB
LLVM
203 lines
7.1 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
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; RUN: opt -constprop -S < %s | FileCheck %s
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declare float @llvm.minnum.f32(float, float)
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declare <4 x float> @llvm.minnum.v4f32(<4 x float>, <4 x float>)
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declare float @llvm.maxnum.f32(float, float)
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declare <4 x float> @llvm.maxnum.v4f32(<4 x float>, <4 x float>)
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declare float @llvm.minimum.f32(float, float)
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declare <4 x float> @llvm.minimum.v4f32(<4 x float>, <4 x float>)
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declare float @llvm.maximum.f32(float, float)
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declare <4 x float> @llvm.maximum.v4f32(<4 x float>, <4 x float>)
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declare i8 @llvm.smax.i8(i8, i8)
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declare <5 x i8> @llvm.smax.v5i8(<5 x i8>, <5 x i8>)
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declare i8 @llvm.smin.i8(i8, i8)
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declare <5 x i8> @llvm.smin.v5i8(<5 x i8>, <5 x i8>)
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declare i8 @llvm.umax.i8(i8, i8)
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declare <5 x i8> @llvm.umax.v5i8(<5 x i8>, <5 x i8>)
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declare i8 @llvm.umin.i8(i8, i8)
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declare <5 x i8> @llvm.umin.v5i8(<5 x i8>, <5 x i8>)
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define float @minnum_float() {
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; CHECK-LABEL: @minnum_float(
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; CHECK-NEXT: ret float 5.000000e+00
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;
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%1 = call float @llvm.minnum.f32(float 5.0, float 42.0)
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ret float %1
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}
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; Check that minnum constant folds to propagate non-NaN or smaller argument
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define <4 x float> @minnum_float_vec() {
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; CHECK-LABEL: @minnum_float_vec(
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; CHECK-NEXT: ret <4 x float> <float 0x7FF8000000000000, float 5.000000e+00, float 4.200000e+01, float 5.000000e+00>
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;
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%1 = call <4 x float> @llvm.minnum.v4f32(<4 x float> <float 0x7FF8000000000000, float 0x7FF8000000000000, float 42., float 42.>, <4 x float> <float 0x7FF8000000000000, float 5., float 0x7FF8000000000000, float 5.>)
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ret <4 x float> %1
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}
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; Check that minnum constant folds to propagate one of its argument zeros
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define <4 x float> @minnum_float_zeros_vec() {
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; CHECK-LABEL: @minnum_float_zeros_vec(
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; CHECK-NEXT: ret <4 x float> <float 0.000000e+00, float -0.000000e+00, float 0.000000e+00, float -0.000000e+00>
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;
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%1 = call <4 x float> @llvm.minnum.v4f32(<4 x float> <float 0.0, float -0.0, float 0.0, float -0.0>, <4 x float> <float 0.0, float 0.0, float -0.0, float -0.0>)
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ret <4 x float> %1
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}
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define float @maxnum_float() {
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; CHECK-LABEL: @maxnum_float(
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; CHECK-NEXT: ret float 4.200000e+01
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;
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%1 = call float @llvm.maxnum.f32(float 5.0, float 42.0)
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ret float %1
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}
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; Check that maxnum constant folds to propagate non-NaN or greater argument
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define <4 x float> @maxnum_float_vec() {
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; CHECK-LABEL: @maxnum_float_vec(
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; CHECK-NEXT: ret <4 x float> <float 0x7FF8000000000000, float 5.000000e+00, float 4.200000e+01, float 4.200000e+01>
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;
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%1 = call <4 x float> @llvm.maxnum.v4f32(<4 x float> <float 0x7FF8000000000000, float 0x7FF8000000000000, float 42., float 42.>, <4 x float> <float 0x7FF8000000000000, float 5., float 0x7FF8000000000000, float 5.>)
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ret <4 x float> %1
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}
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; Check that maxnum constant folds to propagate one of its argument zeros
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define <4 x float> @maxnum_float_zeros_vec() {
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; CHECK-LABEL: @maxnum_float_zeros_vec(
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; CHECK-NEXT: ret <4 x float> <float 0.000000e+00, float -0.000000e+00, float 0.000000e+00, float -0.000000e+00>
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;
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%1 = call <4 x float> @llvm.maxnum.v4f32(<4 x float> <float 0.0, float -0.0, float 0.0, float -0.0>, <4 x float> <float 0.0, float 0.0, float -0.0, float -0.0>)
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ret <4 x float> %1
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}
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define float @minimum_float() {
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; CHECK-LABEL: @minimum_float(
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; CHECK-NEXT: ret float 5.000000e+00
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;
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%1 = call float @llvm.minimum.f32(float 5.0, float 42.0)
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ret float %1
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}
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; Check that minimum propagates its NaN or smaller argument
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define <4 x float> @minimum_float_vec() {
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; CHECK-LABEL: @minimum_float_vec(
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; CHECK-NEXT: ret <4 x float> <float 0x7FF8000000000000, float 0x7FF8000000000000, float 0x7FF8000000000000, float 5.000000e+00>
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;
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%1 = call <4 x float> @llvm.minimum.v4f32(<4 x float> <float 0x7FF8000000000000, float 0x7FF8000000000000, float 42., float 42.>, <4 x float> <float 0x7FF8000000000000, float 5., float 0x7FF8000000000000, float 5.>)
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ret <4 x float> %1
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}
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; Check that minimum treats -0.0 as smaller than 0.0 while constant folding
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define <4 x float> @minimum_float_zeros_vec() {
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; CHECK-LABEL: @minimum_float_zeros_vec(
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; CHECK-NEXT: ret <4 x float> <float 0.000000e+00, float -0.000000e+00, float -0.000000e+00, float -0.000000e+00>
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;
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%1 = call <4 x float> @llvm.minimum.v4f32(<4 x float> <float 0.0, float -0.0, float 0.0, float -0.0>, <4 x float> <float 0.0, float 0.0, float -0.0, float -0.0>)
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ret <4 x float> %1
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}
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define float @maximum_float() {
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; CHECK-LABEL: @maximum_float(
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; CHECK-NEXT: ret float 4.200000e+01
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;
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%1 = call float @llvm.maximum.f32(float 5.0, float 42.0)
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ret float %1
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}
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; Check that maximum propagates its NaN or greater argument
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define <4 x float> @maximum_float_vec() {
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; CHECK-LABEL: @maximum_float_vec(
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; CHECK-NEXT: ret <4 x float> <float 0x7FF8000000000000, float 0x7FF8000000000000, float 0x7FF8000000000000, float 4.200000e+01>
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;
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%1 = call <4 x float> @llvm.maximum.v4f32(<4 x float> <float 0x7FF8000000000000, float 0x7FF8000000000000, float 42., float 42.>, <4 x float> <float 0x7FF8000000000000, float 5., float 0x7FF8000000000000, float 5.>)
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ret <4 x float> %1
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}
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; Check that maximum treats -0.0 as smaller than 0.0 while constant folding
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define <4 x float> @maximum_float_zeros_vec() {
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; CHECK-LABEL: @maximum_float_zeros_vec(
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; CHECK-NEXT: ret <4 x float> <float 0.000000e+00, float 0.000000e+00, float 0.000000e+00, float -0.000000e+00>
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;
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%1 = call <4 x float> @llvm.maximum.v4f32(<4 x float> <float 0.0, float -0.0, float 0.0, float -0.0>, <4 x float> <float 0.0, float 0.0, float -0.0, float -0.0>)
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ret <4 x float> %1
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}
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define i8 @smax() {
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; CHECK-LABEL: @smax(
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; CHECK-NEXT: ret i8 -127
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;
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%r = call i8 @llvm.smax.i8(i8 128, i8 129)
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ret i8 %r
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}
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define <5 x i8> @smax_vec() {
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; CHECK-LABEL: @smax_vec(
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; CHECK-NEXT: ret <5 x i8> <i8 undef, i8 127, i8 127, i8 42, i8 127>
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;
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%r = call <5 x i8> @llvm.smax.v5i8(<5 x i8> <i8 undef, i8 undef, i8 1, i8 42, i8 42>, <5 x i8> <i8 undef, i8 1, i8 undef, i8 42, i8 127>)
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ret <5 x i8> %r
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}
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define i8 @smin() {
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; CHECK-LABEL: @smin(
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; CHECK-NEXT: ret i8 -128
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;
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%r = call i8 @llvm.smin.i8(i8 128, i8 127)
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ret i8 %r
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}
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define <5 x i8> @smin_vec() {
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; CHECK-LABEL: @smin_vec(
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; CHECK-NEXT: ret <5 x i8> <i8 undef, i8 -128, i8 -128, i8 42, i8 -127>
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;
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%r = call <5 x i8> @llvm.smin.v5i8(<5 x i8> <i8 undef, i8 undef, i8 1, i8 42, i8 42>, <5 x i8> <i8 undef, i8 1, i8 undef, i8 42, i8 129>)
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ret <5 x i8> %r
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}
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define i8 @umax() {
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; CHECK-LABEL: @umax(
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; CHECK-NEXT: ret i8 -128
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;
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%r = call i8 @llvm.umax.i8(i8 128, i8 127)
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ret i8 %r
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}
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define <5 x i8> @umax_vec() {
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; CHECK-LABEL: @umax_vec(
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; CHECK-NEXT: ret <5 x i8> <i8 undef, i8 -1, i8 -1, i8 42, i8 -128>
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;
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%r = call <5 x i8> @llvm.umax.v5i8(<5 x i8> <i8 undef, i8 undef, i8 1, i8 42, i8 42>, <5 x i8> <i8 undef, i8 1, i8 undef, i8 42, i8 128>)
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ret <5 x i8> %r
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}
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define i8 @umin() {
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; CHECK-LABEL: @umin(
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; CHECK-NEXT: ret i8 127
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;
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%r = call i8 @llvm.umin.i8(i8 128, i8 127)
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ret i8 %r
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}
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define <5 x i8> @umin_vec() {
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; CHECK-LABEL: @umin_vec(
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; CHECK-NEXT: ret <5 x i8> <i8 undef, i8 0, i8 0, i8 42, i8 42>
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;
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%r = call <5 x i8> @llvm.umin.v5i8(<5 x i8> <i8 undef, i8 undef, i8 1, i8 42, i8 42>, <5 x i8> <i8 undef, i8 1, i8 undef, i8 42, i8 128>)
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ret <5 x i8> %r
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}
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