Messages in this thread | | | Date | Tue, 15 Jul 2003 14:24:41 -0400 | From | Brian Gerst <> | Subject | Re: Interrupt doesn't make it to the 8259 on a ASUS P4PE mobo |
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Luciano Miguel Ferreira Rocha wrote: > On Tue, Jul 15, 2003 at 01:06:19PM -0400, Brian Gerst wrote: > >>Use HZ/2 instead. GCC doesn't optimize floating point constants to the >>same degree it does integers, because it doesn't know what mode >>(rounding, precision) the FPU is in. > > > Isn't (HZ >> 1) better?
Same thing. GCC knows that division by a power of 2 is just a shift.
-- Brian Gerst
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