On Fri, 2006-07-14 at 09:03 +0000, Kevin Kofler wrote: > Arjan van de Ven <arjan <at> fenrus.demon.nl> writes: > > SSE in 32 bit is not "just used" by gcc > > What about -ftree-vectorize? that is, on 32 bit, not so cheap since it means transfering FP from the x87 fpu to sse and back a lot. > And -mfpmath=sse? doesn't that also change the ABI? All this SSE stuff is really useful for 64 bit x86... but for 32 bit... a LOT less so due to the ABI/calling convention restrictions that 32 bit suffers from. -- fedora-devel-list mailing list fedora-devel-list@xxxxxxxxxx https://www.redhat.com/mailman/listinfo/fedora-devel-list
