Author: Dharanendiran Date: Tue, 21 Jul 2026 14:58:24 +0530 --- configure | 39 +++++++++++++++++++++++++-------------- 1 file changed, 25 insertions(+), 14 deletions(-) diff --git a/configure b/configure index 2721ce5d..9cb5b1c0 100755 --- a/configure +++ b/configure @@ -19066,13 +19066,18 @@ printf %s "checking for avx512 supports in compiler... " >&6; } cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ - #include - int main(void) { - __m512i mask = _mm512_set1_epi32(0x1); - char out[32]; - _mm512_storeu_si512(out, _mm512_shuffle_epi8(mask, mask)); - return 0; - } +int main(void) +{ +#if PHP_HAVE_BUILTIN_CPU_INIT + __builtin_cpu_init(); +#endif + + return __builtin_cpu_supports("avx512f") && + __builtin_cpu_supports("avx512dq") && + __builtin_cpu_supports("avx512cd") && + __builtin_cpu_supports("avx512bw") && + __builtin_cpu_supports("avx512vl"); +} _ACEOF if ac_fn_c_try_link "$LINENO" then : @@ -19106,13 +19111,19 @@ printf %s "checking for avx512 vbmi supports in compiler... " >&6; } cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ - #include - int main(void) { - __m512i mask = _mm512_set1_epi32(0x1); - char out[32]; - _mm512_storeu_si512(out, _mm512_permutexvar_epi8(mask, mask)); - return 0; - } +int main(void) +{ +#if PHP_HAVE_BUILTIN_CPU_INIT + __builtin_cpu_init(); +#endif + + return __builtin_cpu_supports("avx512f") && + __builtin_cpu_supports("avx512dq") && + __builtin_cpu_supports("avx512cd") && + __builtin_cpu_supports("avx512bw") && + __builtin_cpu_supports("avx512vl") && + __builtin_cpu_supports("avx512vbmi"); +} _ACEOF if ac_fn_c_try_link "$LINENO" then : -- 2.25.1