diff options
Diffstat (limited to 'gcc-4.9/gcc/testsuite/gcc.target/i386/avx2-vpermq-2.c')
-rw-r--r-- | gcc-4.9/gcc/testsuite/gcc.target/i386/avx2-vpermq-2.c | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/gcc.target/i386/avx2-vpermq-2.c b/gcc-4.9/gcc/testsuite/gcc.target/i386/avx2-vpermq-2.c new file mode 100644 index 000000000..2d8c34402 --- /dev/null +++ b/gcc-4.9/gcc/testsuite/gcc.target/i386/avx2-vpermq-2.c @@ -0,0 +1,54 @@ +/* { dg-do run } */ +/* { dg-options "-mavx2 -O2" } */ +/* { dg-require-effective-target avx2 } */ + +#include "avx2-check.h" +#include <string.h> + +#define NUM 10 + +#define MASK 0xf1 + +static void +init_permq (unsigned long long *src1, int seed) +{ + int i, sign = 1; + + for (i = 0; i < 4; i++) + { + src1[i] = (i + seed) * (i + seed) * sign; + sign = -sign; + } +} + +static void +calc_permq (unsigned long long *src1, unsigned int mask, + unsigned long long *dst) +{ + int i, temp; + + for (i = 0; i < 4; i++) + { + temp = (mask >> (2 * i)) & 3; + dst[i] = src1[temp]; + } +} + +static void +avx2_test (void) +{ + union256i_q src1, dst; + unsigned long long dst_ref[4]; + int i; + + for (i = 0; i < NUM; i++) + { + init_permq (src1.a, i); + + dst.x = _mm256_permute4x64_epi64 (src1.x, MASK); + calc_permq (src1.a, MASK, dst_ref); + + if (check_union256i_q (dst, dst_ref)) + abort (); + } +} |