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Function libraries and tools updated
Author: Agner Date: 2015-03-05 11:37
Andysem wrote:
wondering why ERMSB (the improved "rep movsb" in Ivy Bridge and later) is not used?
I have tested it and the AVX2 implementation is faster in most cases.
Unrolling loops takes extra space in the code cache and rarely gives any significant improvement in speed.
 
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