[mythtv] [PATCH] march documentation update
ivor at ivor.org
Tue Dec 28 18:13:05 UTC 2004
On Tuesday 28 Dec 2004 18:00, Daniel Thor Kristjansson wrote:
> On Tue, 28 Dec 2004, Ivor Hewitt wrote:
> ]The VIA C3 processor supports 3Dnow/SSE and MMX instructions, so compiling
> ]with i586 is probably unnecessarily restrictive.
> ]So for the C3: -march=i586 -m3dnow -mmmx
> ]and Nehemia: -march=i686 -msse -mmmx -mfpmath=sse
> ]Also recent gcc versions (>3.3?) support "-march=c3" (MMX+3DN) or
> ]"-march=c3-2" (MMX+SSE) anyway which is even simpler.
> I just kept the existing recomendation for the C3 and Nehima, can
> someone with a C3 or Nahima confirm that this works?
Ok, I can certainly confirm that the C3 settings work just fine.
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