gettimeofday seconds rollover problem?
norume at aps.anl.gov
Fri Feb 24 14:52:21 UTC 2006
On Feb 24, 2006, at 8:43 AM, Joel Sherrill wrote:
> I agree with everything above. I do not want to add unnecessary
> register dependencies.
> Plus this technique should be able to be added fairly mechanically
> to the other ports.
> The next question is what other SuperCore variables need to be
> volatile. _Thread_Executing,
> _Thread_Heir, and _Context_Switch_necessary seem very high on the
Yes, I think that these should also be volatile. Their values can be
changed by another thread so the compiler must be informed of this.
> Eric.. will the EPICS team submit a fix for the m68k, i386, and
> powerpc ports? I can probably
> do the others myself based upon those.
I'll commit the changes for the m68k which I proposed in the bug
Till, will you do the powerpc?
I've not done much x86 assembly programming. Anyone else like to
take a crack at this one?
Eric Norum <norume at aps.anl.gov>
Advanced Photon Source
Argonne National Laboratory
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