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| From: | Bill Longman <bill.longman@×××××.com> | ||
|---|---|---|---|
| To: | gentoo-user@l.g.o | ||
| Subject: | Re: [gentoo-user] -march=native | ||
| Date: | Tue, 29 Jun 2010 22:01:11 | ||
| Message-Id: | 4C2A6D07.6000104@gmail.com | ||
| In Reply to: | [gentoo-user] -march=native by Hasan SAHIN |
||
| 1 | On 06/29/2010 05:54 PM, Hasan SAHIN wrote: |
| 2 | > Hello all, |
| 3 | > |
| 4 | > I am using Athlon64 X2 processor with the |
| 5 | > CFLAGS="-march=k8 -O2 -pipe -fomit-frame-pointer" option. |
| 6 | > |
| 7 | > Can I use the -march=native option instead of that? |
| 8 | > |
| 9 | > P.S. : I am using x86 stable box. |
| 10 | |
| 11 | Depends more on the version of gcc you're using. And you can also add |
| 12 | -msse on the X2. Supposedly there's a -march=k8-sse but in my experience |
| 13 | it was not good. Others may have different experience. |