FP math builtins disabled with --fpmath=sse?

Paolo Bonzini paolo.bonzini@lu.unisi.ch
Tue Jan 25 19:39:00 GMT 2005


> Uros Bizjak said that FP math builtins were disabled with --fpmath=sse, 
> because they were not advantageous on x86_64.

Have you tried -mfpmath=sse,387?

 > However, if this is true, I will not be able to use SSE in my code
 > because I use a lot of log()/exp() calls.  What are the prospects 
that > math builtins could be re-enabled for *ia32*?

Your time numbers can only help to this end.

Paolo



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