On Wednesday, March 14, 2012 4:54:32 AM UTC+8, François wrote: > > On Tue, 13 Mar 2012 01:18:41 P Purkayastha wrote: > > On Tuesday, March 13, 2012 3:41:35 PM UTC+8, Jeroen Demeyer wrote: > > > If you do this, you certainly should not restrict yourself to the > > > Graphite command line options, you should optimize gcc's flags in > > > general (like adding -march for example). > > > > > > Jeroen. > > > > If you do set -march, then *-march=native* is a pretty safe option. gcc > > picks up many optimization flags by itself after detecting the cpu. I > have > > used this option for more than 3 years now for my whole Gentoo linux > setup. > > > > But (of course) binaries made from -march=native can not be distributed. > > -march=native only works on x86* other archs like ppc(64) are not > supported. > > Francois > Interesting. I didn't know this. It seems -march=native is not present on arm and -march is itself not available on ppc.
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