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On Friday 22 January 2010 03:05:55 Lie Ryan wrote: |
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> On 01/22/10 11:44, Mark Knecht wrote: |
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|
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> > # These are the USE flags that were used in addition to what is |
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> > provided by the # profile used for building. |
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> > USE="mmx sse sse2" |
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> |
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> No one size fits all, only you can decide the best USE flags combination |
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> for your use. You probably wouldn't know the USE flags to use until you |
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> emerged some programs. Before emerging, look at the USE flags and decide |
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> whether you will need the feature activated by the flag, and whether you |
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> want to activate the USE flags globally (add here) or locally for the |
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> specific package (in /etc/portage/package.use). |
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|
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> > flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge |
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> > mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe |
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> > syscall nx rdtscp lm constant_tsc arch_perfmon pebs bts rep_good |
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> > xtopology nonstop_tsc pni pclmulqdq dtes64 monitor ds_cpl vmx est tm2 |
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> > ssse3 cx16 xtpr pdcm sse4_1 sse4_2 aes lahf_lm ida tpr_shadow vnmi |
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> > flexpriority ept vpid |
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What I did recently is to go through the list of CPU flags one by one and |
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check which of them had corresponding USE flags; I set those in make.conf on |
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the assumption that, if the processor had that feature, I might as well let |
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it use it. |
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-- |
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Rgds |
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Peter. |