63 lines
2.5 KiB
LLVM
63 lines
2.5 KiB
LLVM
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; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
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; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mcpu=corei7-avx | FileCheck %s
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define void @wideloads(<8 x float>* %a, <8 x float>* %b, <8 x float>* %c) nounwind {
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; CHECK-LABEL: wideloads:
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; CHECK: # %bb.0:
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; CHECK-NEXT: vmovaps (%rdi), %xmm0
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; CHECK-NEXT: vinsertf128 $1, 16(%rdi), %ymm0, %ymm0
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; CHECK-NEXT: vmovaps (%rsi), %ymm1
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; CHECK-NEXT: vcmpltps %ymm0, %ymm1, %ymm1
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; CHECK-NEXT: vmovaps (%rdx), %ymm2
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; CHECK-NEXT: vcmpltps %ymm0, %ymm2, %ymm0
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; CHECK-NEXT: vandps %ymm1, %ymm0, %ymm0
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; CHECK-NEXT: vandps {{.*}}(%rip), %ymm0, %ymm0
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; CHECK-NEXT: vmovaps %ymm0, (%rax)
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; CHECK-NEXT: vzeroupper
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; CHECK-NEXT: retq
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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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define void @widestores(<8 x float>* %a, <8 x float>* %b, <8 x float>* %c) nounwind {
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; CHECK-LABEL: widestores:
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; CHECK: # %bb.0:
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; CHECK-NEXT: vmovaps (%rdi), %ymm0
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; CHECK-NEXT: vmovaps (%rsi), %ymm1
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; CHECK-NEXT: vmovaps %ymm0, (%rsi)
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; CHECK-NEXT: vextractf128 $1, %ymm1, 16(%rdi)
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; CHECK-NEXT: vmovaps %xmm1, (%rdi)
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; CHECK-NEXT: vzeroupper
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; CHECK-NEXT: retq
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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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define void @widestores_unaligned_load(<8 x float>* %a, <8 x float>* %b, <8 x float>* %c) nounwind {
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; CHECK-LABEL: widestores_unaligned_load:
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; CHECK: # %bb.0:
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; CHECK-NEXT: vmovaps (%rdi), %ymm0
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; CHECK-NEXT: vmovaps (%rsi), %xmm1
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; CHECK-NEXT: vmovaps 16(%rsi), %xmm2
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; CHECK-NEXT: vmovaps %ymm0, (%rsi)
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; CHECK-NEXT: vmovaps %xmm2, 16(%rdi)
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; CHECK-NEXT: vmovaps %xmm1, (%rdi)
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; CHECK-NEXT: vzeroupper
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; CHECK-NEXT: retq
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%v0 = load <8 x float>, <8 x float>* %a, align 32 ; <--- aligned
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%v1 = load <8 x float>, <8 x float>* %b, align 16 ; <--- unaligned
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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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