i386 and InterlockedIncrement inline asm
Sat Jan 25 16:03:00 GMT 2003
On Sat, Jan 25, 2003 at 09:09:05AM -0500, Nicholas Wourms wrote:
>Since we're on the subject, Chuck and I were discussing the floating
>point routines in newlib a few months back. FWICT, we are currently
>using Software FPU emulation. The reason we were discussing this was
>because we had noted how poorly sh performs when it does FP division
>(used by libtool when calculating the max number of arguments that can
>be passed to the command line). NT seems to have a much better handle
>on this than does Win9X/ME, but it is still slower then true HW FPU.
>If we do decide to start cutting out earlier platforms, how about
>enabling Hardware FPU? Surely this would provide a performance boost?
I played around with turning on hardware floating point a while
ago and never got the incantation right. If someone knows how to do
this, I'm interested in hearing about it.
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