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1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py2; RUN: llc < %s -mtriple=x86_64-unknown -mattr=+avx2 | FileCheck %s --check-prefixes=SLOW3; RUN: llc < %s -mtriple=x86_64-unknown -mattr=+avx512f | FileCheck %s --check-prefixes=SLOW4; RUN: llc < %s -mtriple=x86_64-unknown -mattr=+avx2,+fast-variable-perlane-shuffle | FileCheck %s --check-prefixes=FAST5; RUN: llc < %s -mtriple=x86_64-unknown -mattr=+avx512f,+fast-variable-perlane-shuffle | FileCheck %s --check-prefixes=FAST6;7; RUN: llc < %s -mtriple=x86_64-unknown -mcpu=znver1 | FileCheck %s --check-prefixes=FAST8; RUN: llc < %s -mtriple=x86_64-unknown -mcpu=znver2 | FileCheck %s --check-prefixes=FAST9; RUN: llc < %s -mtriple=x86_64-unknown -mcpu=znver3 | FileCheck %s --check-prefixes=FAST10; RUN: llc < %s -mtriple=x86_64-unknown -mcpu=znver4 | FileCheck %s --check-prefixes=FAST11; RUN: llc < %s -mtriple=x86_64-unknown -mcpu=znver5 | FileCheck %s --check-prefixes=FAST12; RUN: llc < %s -mtriple=x86_64-unknown -mcpu=haswell | FileCheck %s --check-prefixes=FAST13; RUN: llc < %s -mtriple=x86_64-unknown -mcpu=skx | FileCheck %s --check-prefixes=FAST14 15define <32 x i8> @PR44795(<32 x i8> %a0) {16; SLOW-LABEL: PR44795:17; SLOW: # %bb.0:18; SLOW-NEXT: vpshuflw {{.*#+}} ymm0 = ymm0[0,0,2,2,4,5,6,7,8,8,10,10,12,13,14,15]19; SLOW-NEXT: vpshufhw {{.*#+}} ymm0 = ymm0[0,1,2,3,4,4,6,6,8,9,10,11,12,12,14,14]20; SLOW-NEXT: retq21;22; FAST-LABEL: PR44795:23; FAST: # %bb.0:24; FAST-NEXT: vpshufb {{.*#+}} ymm0 = ymm0[0,1,0,1,4,5,4,5,8,9,8,9,12,13,12,13,16,17,16,17,20,21,20,21,24,25,24,25,28,29,28,29]25; FAST-NEXT: retq26 %r = shufflevector <32 x i8> %a0, <32 x i8> poison, <32 x i32> <i32 0, i32 1, i32 0, i32 1, i32 4, i32 5, i32 4, i32 5, i32 8, i32 9, i32 8, i32 9, i32 12, i32 13, i32 12, i32 13, i32 16, i32 17, i32 16, i32 17, i32 20, i32 21, i32 20, i32 21, i32 24, i32 25, i32 24, i32 25, i32 28, i32 29, i32 28, i32 29>27 ret <32 x i8> %r28}29