[cairo] the meaning of function

Liang Wang bluepower1983 at yahoo.com
Tue Dec 15 22:30:07 PST 2009

Could you tell me what's the meaning of the function "_mm_load_si128, _mm_prefetch,_mm_stream_si128 and so on" in pixman. I want to add a new raster operation "And", should I change the code of these functions.
Thank you very much.
Liang Wang

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