Re: [AD] Bug in MMX linear_clear_to_color8 with asynchronous usage |
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> > I think we ought not patch the IRQ stub. The problem has existed with
> > normal FP code from the very beginning, before the MMX code was added,
and
> > I guess that the decision not to save the FPU state was made knowingly
by
> > Shawn
>
> Here's what I propose to add to the docs
"Moreover, the FPU state is not
+preserved across Allegro interrupts so you ought not to use floating point
+or MMX code inside timer interrupt handlers "
To me it is a 'bit' unclear if that retriction is applied to interrupts or
just djgpp interrupts.
In fact, it is applied to djgpp or every system? Since right now I am
clueless :)