| // RUN: %clang_cc1 %s -triple=i686-apple-darwin -target-feature +ssse3 -O1 -S -o - | FileCheck %s |
| |
| #define _mm_alignr_epi8(a, b, n) (__builtin_ia32_palignr128((a), (b), (n))) |
| #define _mm_alignr_pi8(a, b, n) (__builtin_ia32_palignr((a), (b), (n*8))) |
| typedef __attribute__((vector_size(8))) int int2; |
| typedef __attribute__((vector_size(16))) int int4; |
| |
| // CHECK: palignr |
| int2 mmx_align1(int2 a, int2 b) { return _mm_alignr_pi8(a, b, 7); } |
| // CHECK: palignr |
| int4 align1(int4 a, int4 b) { return _mm_alignr_epi8(a, b, 15); } |
| // CHECK: ret |
| // CHECK: ret |
| // CHECK-NOT: palignr |
| int4 align2(int4 a, int4 b) { return _mm_alignr_epi8(a, b, 16); } |
| // CHECK: psrldq |
| int4 align3(int4 a, int4 b) { return _mm_alignr_epi8(a, b, 17); } |
| // CHECK: xorps |
| int4 align4(int4 a, int4 b) { return _mm_alignr_epi8(a, b, 32); } |
