diff options
Diffstat (limited to 'test')
| -rw-r--r-- | test/CodeGen/palignr.c | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/test/CodeGen/palignr.c b/test/CodeGen/palignr.c new file mode 100644 index 0000000000..c0c7e77384 --- /dev/null +++ b/test/CodeGen/palignr.c @@ -0,0 +1,15 @@ +// RUN: clang-cc %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))) +typedef __attribute__((vector_size(16))) int int4; + +// 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); } |