Re: Library routine switching based on -march

2016-11-15 Thread Janne Blomqvist
On Tue, Nov 15, 2016 at 1:38 PM, Thomas Koenig wrote: > Hi, > > I ran some testing on the soon-to-be-committed matmul patch. > Specifically, I tried out what putting -march=native into > libgfortran's Makefile. > > Here is the performance data with the new code without -march. > The interesting nu

Re: Library routine switching based on -march

2016-11-15 Thread Thomas Koenig
I ran some testing on the soon-to-be-committed matmul patch. Specifically, I tried out what putting -march=native into libgfortran's Makefile. I should have added that this was for a system with AVX (namely an i7-2600).