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June 16, 2012, 05:56
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#21 | |
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Retired Super Moderator
Bruno Santos
Join Date: Mar 2009
Location: Lisbon, Portugal
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Hi Anton,
Well, the "march=barcelona" option might give you a few more percentage points, since the "amdfam10" is for the mainstream processors, not Opteron specific  Best regards, Bruno PS: This line on the reference guide you followed just cracked me up: Quote:
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June 16, 2012, 08:08
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#22 |
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Senior Member
Anton Kidess
Join Date: May 2009
Location: Germany
Posts: 1,377
Rep Power: 30 |
Thanks Bruno. According to the gcc documentation, barcelona and fam10 seem to be equivalent: http://gcc.gnu.org/onlinedocs/gcc/i3...4-Options.html. Am I reading that wrong?
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June 16, 2012, 08:16
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#23 |
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Retired Super Moderator
Bruno Santos
Join Date: Mar 2009
Location: Lisbon, Portugal
Posts: 10,981
Blog Entries: 45
Rep Power: 128 |
Good catch! I was hoping they wouldn't do the exact same optimizations
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