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Current File : //opt/cloudlinux/venv/lib/python3.11/site-packages/numpy/distutils/checks/cpu_avx512_cnl.c

#if defined(DETECT_FEATURES) && defined(__INTEL_COMPILER)
    /*
     * Unlike GCC and CLANG, Intel Compiler exposes all supported intrinsics,
     * whether or not the build options for those features are specified.
     * Therefore, we must test #definitions of CPU features when option native/host
     * is enabled via `--cpu-baseline` or through env var `CFLAGS` otherwise
     * the test will be broken and leads to enable all possible features.
     */
    #if !defined(__AVX512VBMI__) || !defined(__AVX512IFMA__)
        #error "HOST/ARCH doesn't support CannonLake AVX512 features"
    #endif
#endif

#include <immintrin.h>

int main(int argc, char **argv)
{
    __m512i a = _mm512_loadu_si512((const __m512i*)argv[argc-1]);
    /* IFMA */
    a = _mm512_madd52hi_epu64(a, a, _mm512_setzero_si512());
    /* VMBI */
    a = _mm512_permutex2var_epi8(a, _mm512_setzero_si512(), a);
    return _mm_cvtsi128_si32(_mm512_castsi512_si128(a));
}