Function npyv_divc_s8

numpy/core/src/common/simd/avx512/arithmetic.h:169–180

// divide each signed 8-bit element by divisor (round towards zero)
NPY_FINLINE npyv_s16 npyv_divc_s16(npyv_s16 a, const npyv_s16x3 divisor);
NPY_FINLINE npyv_s8 npyv_divc_s8(npyv_s8 a, const npyv_s8x3 divisor)
{
    __m512i divc_even = npyv_divc_s16(npyv_shri_s16(npyv_shli_s16(a, 8), 8), divisor);
    __m512i divc_odd  = npyv_divc_s16(npyv_shri_s16(a, 8), divisor);
            divc_odd  = npyv_shli_s16(divc_odd, 8);
#ifdef NPY_HAVE_AVX512BW
    return _mm512_mask_mov_epi8(divc_even, 0xAAAAAAAAAAAAAAAA, divc_odd);
#else
    const __m512i bmask = _mm512_set1_epi32(0x00FF00FF);
    return npyv_select_u8(bmask, divc_even, divc_odd);
#endif
}
// divide each unsigned 16-bit element by divisor
NPY_FINLINE npyv_u16 npyv_divc_u16(npyv_u16 a, const npyv_u16x3 divisor)
{