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df48c93ef0
Constant fold the lanes of the input constant build_vector individually so we correctly handle when the vector elements are not all the same constant value. PR20394 git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@213798 91177308-0d34-0410-b5e6-96231b3b80d8
33 lines
1.2 KiB
LLVM
33 lines
1.2 KiB
LLVM
; RUN: llc < %s -mtriple=x86_64-apple-darwin | FileCheck %s
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define <4 x float> @foo(<4 x float> %val, <4 x float> %test) nounwind {
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; CHECK-LABEL: LCPI0_0:
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; CHECK-NEXT: .long 1065353216 ## float 1.000000e+00
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; CHECK-NEXT: .long 1065353216 ## float 1.000000e+00
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; CHECK-NEXT: .long 1065353216 ## float 1.000000e+00
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; CHECK-NEXT: .long 1065353216 ## float 1.000000e+00
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; CHECK-LABEL: foo:
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; CHECK: cmpeqps %xmm1, %xmm0
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; CHECK-NEXT: andps LCPI0_0(%rip), %xmm0
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; CHECK-NEXT: retq
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%cmp = fcmp oeq <4 x float> %val, %test
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%ext = zext <4 x i1> %cmp to <4 x i32>
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%result = sitofp <4 x i32> %ext to <4 x float>
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ret <4 x float> %result
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}
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define void @bar(<4 x float>* noalias %result) nounwind {
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; CHECK-LABEL: LCPI1_0:
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; CHECK-NEXT: .long 1082130432 ## float 4.000000e+00
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; CHECK-NEXT: .long 1084227584 ## float 5.000000e+00
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; CHECK-NEXT: .long 1086324736 ## float 6.000000e+00
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; CHECK-NEXT: .long 1088421888 ## float 7.000000e+00
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; CHECK-LABEL: bar:
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; CHECK: movaps LCPI1_0(%rip), %xmm0
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%val = uitofp <4 x i32> <i32 4, i32 5, i32 6, i32 7> to <4 x float>
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store <4 x float> %val, <4 x float>* %result
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ret void
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}
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