1 typedef _Complex float __m128;
2 extern __m128 _mm_sub_ps (__m128 __A, __m128 __B);
3 extern __m128 _mm_mul_ps (__m128 __A, __m128 __B);
4 __m128
vq_nbest(const __m128 * codebook,__m128 d,__m128 in)5 vq_nbest(const __m128 *codebook, __m128 d, __m128 in)
6 {
7   return _mm_sub_ps(d, _mm_mul_ps(in, *codebook++));
8 }
9