patch applied (ghc-6.6/ghc): use " lock cmpxchg"
instead of " lock/cmpxchg"
wolfgang.thaller at gmx.net
Mon Nov 20 19:48:47 EST 2006
> Fri Nov 17 03:44:29 PST 2006 Simon Marlow <simonmar at microsoft.com>
> * use "lock cmpxchg" instead of "lock/cmpxchg"
> I'm not sure where the latter version came from, but it apparently
> doesn't generate a legal instruction on Solaris.
> M ./includes/SMP.h -1 +1
It came from Mac OS X.
> Sun Mar 5 19:48:20 PST 2006 wolfgang.thaller at gmx.net
> * Use Darwin-compatible x86 assembly syntax in SMP.h (lock/
> cmpxchg with a slash)
> M ./ghc/includes/SMP.h -1 +1
Apple's assembler doesn't accept the "lock cmpxchg" syntax, only
"lock/cmpxchg" and "lock\ncmpxchg". So does that leave "lock
\ncmpxchg", or is that a Mac-only thing, and we need #ifdefs?
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