minimum Class — pytorch Architecture

Source Code

aten/src/ATen/cpu/vec/vec256/vec256_complex_float.h lines 565–576

template <>
Vectorized<c10::complex<float>> inline minimum(
    const Vectorized<c10::complex<float>>& a,
    const Vectorized<c10::complex<float>>& b) {
  auto abs_a = a.abs_2_();
  auto abs_b = b.abs_2_();
  auto mask = _mm256_cmp_ps(abs_a, abs_b, _CMP_GT_OQ);
  auto min = _mm256_blendv_ps(a, b, mask);
  // Exploit the fact that all-ones is a NaN.
  auto isnan = _mm256_cmp_ps(abs_a, abs_b, _CMP_UNORD_Q);
  return _mm256_or_ps(min, isnan);
}