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2019-06-07 13:21:06 -0500 commented question Assisting the compiler into generating better code

Found a different approach that gets the speed improvements - 2x on Power8/9 and 5% on x64. The auto vectorizer is able

2019-06-05 06:59:16 -0500 commented question Assisting the compiler into generating better code

I'll be submitting future patches to improve the Power8/9 architecture including performance. So these type of things a

2019-06-05 06:58:59 -0500 commented question Assisting the compiler into generating better code

I'll be submitting future patches to improve the Power8/9 architecture including performance. So these type of things a

2019-06-05 06:56:16 -0500 commented question Assisting the compiler into generating better code

I'll be submitting future patches to improve the Power8/9 architecture including performance. So these type of things a

2019-06-04 13:23:07 -0500 commented question Assisting the compiler into generating better code

Unfortunately changing the variable to a const int still does NOT get the compiler to output fast code.

2019-06-03 19:53:39 -0500 asked a question Assisting the compiler into generating better code

Assisting the compiler into generating better code I found a set of routines in the imgcodecs portion of the opencv wher