1 /* Internal definitions for dotproduct function */ 2 3 struct dotprod { 4 int len; /* Number of coefficients */ 5 6 /* On a MMX or SSE machine, these hold 4 copies of the coefficients, 7 * preshifted by 0,1,2,3 words to meet all possible input data 8 * alignments (see Intel ap559 on MMX dot products). 9 * 10 * SSE2 is similar, but with 8 words at a time 11 * 12 * On a non-MMX machine, only one copy is present 13 */ 14 signed short *coeffs[8]; 15 }; 16
