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fixes to PPC version of cas(), from David Kirkman <dkirkman@gmail.com>
[ghc-hetmet.git]
/
includes
/
SMP.h
diff --git
a/includes/SMP.h
b/includes/SMP.h
index
68f1690
..
515516a
100644
(file)
--- a/
includes/SMP.h
+++ b/
includes/SMP.h
@@
-76,8
+76,9
@@
cas(StgVolatilePtr p, StgWord o, StgWord n)
" stwcx. %2, 0, %3\n"
" bne- 1b\n"
"2:"
" stwcx. %2, 0, %3\n"
" bne- 1b\n"
"2:"
- :"=r" (result)
+ :"=&r" (result)
:"r" (o), "r" (n), "r" (p)
:"r" (o), "r" (n), "r" (p)
+ :"cc", "memory"
);
return result;
#else
);
return result;
#else