On Sun, Mar 23, 2003 at 06:43:16PM +0100, Michael Nottebrock wrote: > > Just out of curiousity, have you tried using -mfpmath=sse? I remember someone > on this list claiming that the SSE fpa-code works much better than the i387 > code which is used by default (even with -march=pentium4). >
I don't know if SSE code runs faster, but it defitely seems to fix bad code generation when optimizing for athlon-xp architecture. For example, -O2 -march=athlon-xp produces broken code, whereas -O2 -march=athlon-xp -mfpmath=sse produces programs which work. Bruce Cran To Unsubscribe: send mail to [EMAIL PROTECTED] with "unsubscribe freebsd-current" in the body of the message