On Fri, Aug 31, 2007 at 04:31:37PM +0200, Kris Kennaway wrote: > David O'Brien wrote: > >On Thu, Aug 30, 2007 at 10:19:31AM +0300, Stefan Lambrev wrote: > >>k8-sse3, opteron-sse3, athlon64-sse3 > > > >Yeah, I guess I should add those... though bsd.cpu.mk was architected > >with some amount of guessing of what might in the future be useful. > > > >Is there anything in /usr/src or /usr/ports that actually does anything > >with the information? > > > > . elif ${CPUTYPE} == "prescott" > > MACHINE_CPU = sse3 sse2 sse i686 mmx i586 i486 i386 > > > > . elif ${CPUTYPE} == "nocona" > > MACHINE_CPU = sse3 > > > >for instance. > > MACHINE_CPU is supposed to be a complete list of relevant CPU features Yes I know. :-) > that ports can use to enable e.g. SSE2 asm optimizations if the CPUTYPE > supports it. A number of them exist that do this. I don't supose you know a few of them off the top of your head. -- -- David (obrien_at_FreeBSD.org) Q: Because it reverses the logical flow of conversation. A: Why is top-posting (putting a reply at the top of the message) frowned upon? Let's not play "Jeopardy-style quoting"Received on Fri Aug 31 2007 - 17:44:01 UTC
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