40 lines
1.2 KiB
LLVM
40 lines
1.2 KiB
LLVM
; RUN: llc -march=x86-64 -mtriple=x86_64-apple-darwin -mcpu=corei7-avx -o - < %s | FileCheck %s
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;CHECK-LABEL: wideloads:
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;CHECK: vmovaps
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;CHECK: vinsertf128
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;CHECK: vmovaps
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;CHECK-NOT: vinsertf128
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;CHECK: ret
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define void @wideloads(<8 x float>* %a, <8 x float>* %b, <8 x float>* %c) nounwind uwtable noinline ssp {
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%v0 = load <8 x float>, <8 x float>* %a, align 16 ; <---- unaligned!
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%v1 = load <8 x float>, <8 x float>* %b, align 32 ; <---- aligned!
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%m0 = fcmp olt <8 x float> %v1, %v0
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%v2 = load <8 x float>, <8 x float>* %c, align 32 ; <---- aligned!
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%m1 = fcmp olt <8 x float> %v2, %v0
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%mand = and <8 x i1> %m1, %m0
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%r = zext <8 x i1> %mand to <8 x i32>
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store <8 x i32> %r, <8 x i32>* undef, align 32
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ret void
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}
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; CHECK: widestores
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; loads:
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; CHECK: vmovaps
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; CHECK: vmovaps
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; stores:
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; CHECK: vmovaps
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; CHECK: vextractf128
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; CHECK: vmovaps
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;CHECK: ret
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define void @widestores(<8 x float>* %a, <8 x float>* %b, <8 x float>* %c) nounwind uwtable noinline ssp {
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%v0 = load <8 x float>, <8 x float>* %a, align 32
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%v1 = load <8 x float>, <8 x float>* %b, align 32
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store <8 x float> %v0, <8 x float>* %b, align 32 ; <--- aligned
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store <8 x float> %v1, <8 x float>* %a, align 16 ; <--- unaligned
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ret void
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}
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