Function npyv_notnan_f64

numpy/core/src/common/simd/sse/operators.h:283–284

NPY_FINLINE npyv_b32 npyv_notnan_f32(npyv_f32 a)
{ return _mm_castps_si128(_mm_cmpord_ps(a, a)); }
NPY_FINLINE npyv_b64 npyv_notnan_f64(npyv_f64 a)
{ return _mm_castpd_si128(_mm_cmpord_pd(a, a)); }

// Test cross all vector lanes
// any: returns true if any of the elements is not equal to zero