forked from OSchip/llvm-project
31 lines
1.0 KiB
LLVM
31 lines
1.0 KiB
LLVM
; RUN: llc < %s -o - -mcpu=generic -march=x86-64 -mattr=+sse2 | FileCheck %s
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; RUN: llc < %s -o - -mcpu=generic -march=x86-64 -mattr=+avx | FileCheck %s
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define <8 x i16> @foo(<8 x i16> %a, <8 x i16> %b) {
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; CHECK: .short 32
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; CHECK-NEXT: .short 32
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; CHECK-NEXT: .short 32
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; CHECK-NEXT: .short 32
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; CHECK-NEXT: .short 32
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; CHECK-NEXT: .short 32
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; CHECK-NEXT: .short 32
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; CHECK-NEXT: .short 32
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; CHECK-LABEL: {{^_?foo:}}
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; CHECK-NOT: psll
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entry:
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%icmp = icmp eq <8 x i16> %a, %b
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%zext = zext <8 x i1> %icmp to <8 x i16>
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%shl = shl nuw nsw <8 x i16> %zext, <i16 5, i16 5, i16 5, i16 5, i16 5, i16 5, i16 5, i16 5>
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ret <8 x i16> %shl
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}
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; Don't fail with an assert due to an undef in the buildvector
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define <8 x i16> @bar(<8 x i16> %a, <8 x i16> %b) {
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; CHECK-LABEL: bar
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entry:
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%icmp = icmp eq <8 x i16> %a, %b
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%zext = zext <8 x i1> %icmp to <8 x i16>
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%shl = shl nuw nsw <8 x i16> %zext, <i16 5, i16 undef, i16 5, i16 5, i16 5, i16 5, i16 5, i16 5>
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ret <8 x i16> %shl
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}
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