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44 lines
1.6 KiB
LLVM
44 lines
1.6 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
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; RUN: llc < %s -mtriple=x86_64-apple-darwin -mcpu=corei7-avx -mattr=+avx | FileCheck %s
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define <4 x i32> @trunc_64_32(<4 x i64> %A) nounwind uwtable readnone ssp{
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; CHECK-LABEL: trunc_64_32:
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; CHECK: ## BB#0:
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; CHECK-NEXT: vextractf128 $1, %ymm0, %xmm1
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; CHECK-NEXT: vpshufd {{.*#+}} xmm1 = xmm1[0,1,0,2]
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; CHECK-NEXT: vpshufd {{.*#+}} xmm0 = xmm0[0,2,2,3]
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; CHECK-NEXT: vpblendw {{.*#+}} xmm0 = xmm0[0,1,2,3],xmm1[4,5,6,7]
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; CHECK-NEXT: vzeroupper
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; CHECK-NEXT: retq
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%B = trunc <4 x i64> %A to <4 x i32>
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ret <4 x i32>%B
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}
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define <8 x i16> @trunc_32_16(<8 x i32> %A) nounwind uwtable readnone ssp{
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; CHECK-LABEL: trunc_32_16:
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; CHECK: ## BB#0:
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; CHECK-NEXT: vextractf128 $1, %ymm0, %xmm1
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; CHECK-NEXT: vmovdqa {{.*#+}} xmm2 = [0,1,4,5,8,9,12,13,8,9,12,13,12,13,14,15]
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; CHECK-NEXT: vpshufb %xmm2, %xmm1, %xmm1
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; CHECK-NEXT: vpshufb %xmm2, %xmm0, %xmm0
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; CHECK-NEXT: vpunpcklqdq {{.*#+}} xmm0 = xmm0[0],xmm1[0]
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; CHECK-NEXT: vzeroupper
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; CHECK-NEXT: retq
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%B = trunc <8 x i32> %A to <8 x i16>
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ret <8 x i16>%B
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}
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define <16 x i8> @trunc_16_8(<16 x i16> %A) nounwind uwtable readnone ssp{
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; CHECK-LABEL: trunc_16_8:
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; CHECK: ## BB#0:
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; CHECK-NEXT: vextractf128 $1, %ymm0, %xmm1
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; CHECK-NEXT: vmovdqa {{.*#+}} xmm2 = <0,2,4,6,8,10,12,14,u,u,u,u,u,u,u,u>
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; CHECK-NEXT: vpshufb %xmm2, %xmm1, %xmm1
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; CHECK-NEXT: vpshufb %xmm2, %xmm0, %xmm0
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; CHECK-NEXT: vpunpcklqdq {{.*#+}} xmm0 = xmm0[0],xmm1[0]
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; CHECK-NEXT: vzeroupper
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; CHECK-NEXT: retq
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%B = trunc <16 x i16> %A to <16 x i8>
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ret <16 x i8> %B
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}
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