1 ; RUN: llc < %s -mtriple=x86_64-apple-darwin -mcpu=core-avx2 | FileCheck %s
3 define void @shuffle_v16i16(<16 x i16>* %a) {
4 ; CHECK-LABEL: shuffle_v16i16:
5 ; CHECK: vpshufb {{.*}}%ymm
6 ; CHECK-NOT: vpshufb {{.*}}%xmm
8 %0 = load <16 x i16>* %a, align 32
9 %shuffle = shufflevector <16 x i16> %0, <16 x i16> undef, <16 x i32> <i32 1, i32 1, i32 3, i32 3, i32 5, i32 5, i32 7, i32 7, i32 9, i32 9, i32 11, i32 11, i32 13, i32 13, i32 15, i32 15>
10 store <16 x i16> %shuffle, <16 x i16>* %a, align 32
14 define void @shuffle_v16i16_lanecrossing(<16 x i16>* %a) {
15 ; CHECK-LABEL: shuffle_v16i16_lanecrossing:
16 ; CHECK-NOT: vpshufb {{.*}}%ymm
18 %0 = load <16 x i16>* %a, align 32
19 %shuffle = shufflevector <16 x i16> %0, <16 x i16> undef, <16 x i32> <i32 1, i32 1, i32 3, i32 3, i32 5, i32 13, i32 7, i32 7, i32 9, i32 9, i32 11, i32 11, i32 13, i32 13, i32 15, i32 15>
20 store <16 x i16> %shuffle, <16 x i16>* %a, align 32