diff options
Diffstat (limited to 'gcc-4.8/gcc/testsuite/gcc.target/i386/avx2-vpermpd-2.c')
-rw-r--r-- | gcc-4.8/gcc/testsuite/gcc.target/i386/avx2-vpermpd-2.c | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/gcc-4.8/gcc/testsuite/gcc.target/i386/avx2-vpermpd-2.c b/gcc-4.8/gcc/testsuite/gcc.target/i386/avx2-vpermpd-2.c new file mode 100644 index 000000000..1097e5cd1 --- /dev/null +++ b/gcc-4.8/gcc/testsuite/gcc.target/i386/avx2-vpermpd-2.c @@ -0,0 +1,55 @@ +/* { dg-do run } */ +/* { dg-options "-mavx2 -O2" } */ +/* { dg-require-effective-target avx2 } */ + +#include "avx2-check.h" +#include <string.h> + +#define MASK 0x1a + +#define NUM 10 + +static void +init_permpd (double *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_permpd (double *src1, int mask, double *dst) +{ + int i; + unsigned temp; + + memcpy (dst, src1, 32); + for (i = 0; i < 4; i++) + { + temp = mask >> (i * 2); + dst[i] = src1[temp & 3]; + } +} + +static void +avx2_test (void) +{ + union256d src1, dst; + double dst_ref[4]; + int i; + + for (i = 0; i < NUM; i++) + { + init_permpd (src1.a, i); + + dst.x = _mm256_permute4x64_pd (src1.x, MASK); + calc_permpd (src1.a, MASK, dst_ref); + + if (check_union256d (dst, dst_ref)) + abort (); + } +} |