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Re: [PATCH] Mirror i386 change on sparc: 'Avoid "anonymous" code in pthread_spin_lock'
Chris Metcalf <cmetcalf@tilera.com> writes:
> Whether this is actually doable or not without an explicit branch-around
> depends on the architecture. I'm not familiar enough with sparc calling
> conventions or sparc gcc to be confident that you could just guarantee that
> the compiler won't create a frame, and thus put an inline "ret" directly in
> the "likely" path.
If you play dirty games with the compiler you are guaranteed to lose.
Andreas.
--
Andreas Schwab, schwab@linux-m68k.org
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"And now for something completely different."