llvm-project/llvm/test/CodeGen/X86/scalar_sse_minmax.ll

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; RUN: llc < %s -march=x86 -mattr=+sse,+sse2 | FileCheck %s
define float @min1(float %x, float %y) {
; CHECK-LABEL: min1
; CHECK: mins
%tmp = fcmp olt float %x, %y
%retval = select i1 %tmp, float %x, float %y
ret float %retval
}
define double @min2(double %x, double %y) {
; CHECK-LABEL: min2
; CHECK: mins
%tmp = fcmp olt double %x, %y
%retval = select i1 %tmp, double %x, double %y
ret double %retval
}
declare <4 x float> @llvm.x86.sse.min.ss(<4 x float>, <4 x float>)
define <4 x float> @min3(float %x, float %y) {
; CHECK-LABEL: min3
; CHECK: mins
%vec0 = insertelement <4 x float> undef, float %x, i32 0
%vec1 = insertelement <4 x float> undef, float %y, i32 0
%retval = tail call <4 x float> @llvm.x86.sse.min.ss(<4 x float> %vec0, <4 x float> %vec1)
ret <4 x float> %retval
}
define float @max1(float %x, float %y) {
; CHECK-LABEL: max1
; CHECK: maxs
%tmp = fcmp uge float %x, %y
%retval = select i1 %tmp, float %x, float %y
ret float %retval
}
define double @max2(double %x, double %y) {
; CHECK-LABEL: max2
; CHECK: maxs
%tmp = fcmp uge double %x, %y
%retval = select i1 %tmp, double %x, double %y
ret double %retval
}
declare <4 x float> @llvm.x86.sse.max.ss(<4 x float>, <4 x float>)
define <4 x float> @max3(float %x, float %y) {
; CHECK-LABEL: max3
; CHECK: maxs
%vec0 = insertelement <4 x float> undef, float %x, i32 0
%vec1 = insertelement <4 x float> undef, float %y, i32 0
%retval = tail call <4 x float> @llvm.x86.sse.max.ss(<4 x float> %vec0, <4 x float> %vec1)
ret <4 x float> %retval
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}