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Amjad Aboud
a90eb62d9e
VZEROUPPER should not be issued on Knights Landing (KNL), but on Skylake-avx512 it should be. Differential Revision: https://reviews.llvm.org/D29874 git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@296859 91177308-0d34-0410-b5e6-96231b3b80d8
23 lines
1.2 KiB
LLVM
23 lines
1.2 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
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; RUN: llc < %s -mtriple=i386-unknown-linux-gnu -mattr=avx512dq | FileCheck %s
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define void @f_f___un_3C_unf_3E_un_3C_unf_3E_() {
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; CHECK-LABEL: f_f___un_3C_unf_3E_un_3C_unf_3E_:
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; CHECK: # BB#0:
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; CHECK-NEXT: vmovapd 0, %zmm0
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; CHECK-NEXT: vmovapd 64, %zmm1
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; CHECK-NEXT: vmovapd {{.*#+}} zmm2 = [0,16,0,16,0,16,0,16,0,16,0,16,0,16,0,16]
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; CHECK-NEXT: vorpd %zmm2, %zmm0, %zmm0 {%k1}
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; CHECK-NEXT: vorpd %zmm2, %zmm1, %zmm1 {%k1}
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; CHECK-NEXT: vmovapd %zmm1, 64
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; CHECK-NEXT: vmovapd %zmm0, 0
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; CHECK-NEXT: vzeroupper
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; CHECK-NEXT: retl
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%a_load22 = load <16 x i64>, <16 x i64>* null, align 1
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%bitop = or <16 x i64> %a_load22, <i64 68719476736, i64 68719476736, i64 68719476736, i64 68719476736, i64 68719476736, i64 68719476736, i64 68719476736, i64 68719476736, i64 68719476736, i64 68719476736, i64 68719476736, i64 68719476736, i64 68719476736, i64 68719476736, i64 68719476736, i64 68719476736>
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%v.i = load <16 x i64>, <16 x i64>* null
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%v1.i41 = select <16 x i1> undef, <16 x i64> %bitop, <16 x i64> %v.i
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store <16 x i64> %v1.i41, <16 x i64>* null
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ret void
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}
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