35 lines
1.3 KiB
LLVM
35 lines
1.3 KiB
LLVM
; RUN: llc < %s -mtriple=x86_64-apple-darwin -mcpu=corei7-avx -mattr=+avx | FileCheck %s
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; CHECK: vmovsldup
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define <8 x float> @movdupA(<8 x float> %src) nounwind uwtable readnone ssp {
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entry:
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%shuffle.i = shufflevector <8 x float> %src, <8 x float> undef, <8 x i32> <i32 0, i32 0, i32 2, i32 2, i32 4, i32 4, i32 6, i32 6>
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ret <8 x float> %shuffle.i
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}
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; CHECK: vmovshdup
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define <8 x float> @movdupB(<8 x float> %src) nounwind uwtable readnone ssp {
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entry:
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%shuffle.i = shufflevector <8 x float> %src, <8 x float> undef, <8 x i32> <i32 1, i32 1, i32 3, i32 3, i32 5, i32 5, i32 7, i32 7>
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ret <8 x float> %shuffle.i
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}
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; CHECK: vmovsldup
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define <4 x i64> @movdupC(<4 x i64> %src) nounwind uwtable readnone ssp {
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entry:
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%0 = bitcast <4 x i64> %src to <8 x float>
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%shuffle.i = shufflevector <8 x float> %0, <8 x float> undef, <8 x i32> <i32 0, i32 0, i32 2, i32 2, i32 4, i32 4, i32 6, i32 6>
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%1 = bitcast <8 x float> %shuffle.i to <4 x i64>
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ret <4 x i64> %1
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}
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; CHECK: vmovshdup
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define <4 x i64> @movdupD(<4 x i64> %src) nounwind uwtable readnone ssp {
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entry:
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%0 = bitcast <4 x i64> %src to <8 x float>
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%shuffle.i = shufflevector <8 x float> %0, <8 x float> undef, <8 x i32> <i32 1, i32 1, i32 3, i32 3, i32 5, i32 5, i32 7, i32 7>
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%1 = bitcast <8 x float> %shuffle.i to <4 x i64>
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ret <4 x i64> %1
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}
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