| /* { dg-do run { target *-*-linux* *-*-gnu* } } */ |
| /* { dg-options "-O2 -mavx512er" } */ |
| /* { dg-require-effective-target avx512er } */ |
| |
| #include "avx512er-check.h" |
| |
| #include <x86intrin.h> |
| #include <unistd.h> |
| #include <signal.h> |
| |
| static int counter; |
| |
| void handler (int i) |
| { |
| exit (0); |
| } |
| |
| static void |
| avx512er_test (void) |
| { |
| struct sigaction s; |
| sigemptyset (&s.sa_mask); |
| s.sa_handler = handler; |
| s.sa_flags = 0; |
| sigaction (SIGFPE, &s, NULL); |
| |
| __m512 a = _mm512_set1_ps (-1.f); |
| |
| _mm_setcsr ( _MM_MASK_MASK & ~_MM_MASK_INVALID ); |
| __m512 r1 = _mm512_rsqrt28_round_ps (a, _MM_FROUND_NO_EXC); |
| __m512 r2 = _mm512_rsqrt28_round_ps (a, _MM_FROUND_CUR_DIRECTION); |
| |
| if (r1[0] + r2[0]) |
| abort (); |
| } |
