| ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py |
| ; RUN: llc < %s -mtriple=x86_64-unknown -mattr=+avx2 | FileCheck %s --check-prefixes=SLOW |
| ; RUN: llc < %s -mtriple=x86_64-unknown -mattr=+avx512f | FileCheck %s --check-prefixes=SLOW |
| ; RUN: llc < %s -mtriple=x86_64-unknown -mattr=+avx2,+fast-variable-perlane-shuffle | FileCheck %s --check-prefixes=FAST |
| ; RUN: llc < %s -mtriple=x86_64-unknown -mattr=+avx512f,+fast-variable-perlane-shuffle | FileCheck %s --check-prefixes=FAST |
| ; |
| ; RUN: llc < %s -mtriple=x86_64-unknown -mcpu=znver1 | FileCheck %s --check-prefixes=FAST |
| ; RUN: llc < %s -mtriple=x86_64-unknown -mcpu=znver2 | FileCheck %s --check-prefixes=FAST |
| ; RUN: llc < %s -mtriple=x86_64-unknown -mcpu=znver3 | FileCheck %s --check-prefixes=FAST |
| ; RUN: llc < %s -mtriple=x86_64-unknown -mcpu=haswell | FileCheck %s --check-prefixes=FAST |
| ; RUN: llc < %s -mtriple=x86_64-unknown -mcpu=skx | FileCheck %s --check-prefixes=FAST |
| |
| define <32 x i8> @PR44795(<32 x i8> %a0) { |
| ; SLOW-LABEL: PR44795: |
| ; SLOW: # %bb.0: |
| ; SLOW-NEXT: vpshuflw {{.*#+}} ymm0 = ymm0[0,0,2,2,4,5,6,7,8,8,10,10,12,13,14,15] |
| ; SLOW-NEXT: vpshufhw {{.*#+}} ymm0 = ymm0[0,1,2,3,4,4,6,6,8,9,10,11,12,12,14,14] |
| ; SLOW-NEXT: retq |
| ; |
| ; FAST-LABEL: PR44795: |
| ; FAST: # %bb.0: |
| ; 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] |
| ; FAST-NEXT: retq |
| %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> |
| ret <32 x i8> %r |
| } |
