diff options
Diffstat (limited to 'gcc-4.8/gcc/testsuite/gcc.target/i386/avx2-vpsignw-2.c')
-rw-r--r-- | gcc-4.8/gcc/testsuite/gcc.target/i386/avx2-vpsignw-2.c | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/gcc-4.8/gcc/testsuite/gcc.target/i386/avx2-vpsignw-2.c b/gcc-4.8/gcc/testsuite/gcc.target/i386/avx2-vpsignw-2.c new file mode 100644 index 000000000..bb96a1d53 --- /dev/null +++ b/gcc-4.8/gcc/testsuite/gcc.target/i386/avx2-vpsignw-2.c @@ -0,0 +1,46 @@ +/* { dg-do run } */ +/* { dg-require-effective-target avx2 } */ +/* { dg-options "-O2 -mavx2" } */ + +#include <string.h> +#include "avx2-check.h" + +static void +compute_psignw256 (short int *s1, short int *s2, short int *r) +{ + int i; + + for (i = 0; i < 16; i++) + if (s2[i] < 0) + r[i] = -s1[i]; + else if (s2[i] == 0) + r[i] = 0; + else + r[i] = s1[i]; +} + +void static +avx2_test (void) +{ + union256i_w s1, s2, res; + short int res_ref[16]; + int i, j; + int fail = 0; + + for (i = 0; i < 10; i++) + { + for (j = 0; j < 16; j++) + { + s1.a[j] = j * i; + s2.a[j] = j + 20; + } + + res.x = _mm256_sign_epi16 (s1.x, s2.x); + compute_psignw256 (s1.a, s2.a, res_ref); + + fail += check_union256i_w (res, res_ref); + } + + if (fail != 0) + abort (); +} |