On 1 August 2012 21:17, <earnie@...> wrote:
> CVSROOT: /cvs/src
> Module name: src
> Changes by: earnie@... 2012-08-01 19:17:37
>
> Modified files:
> winsup/w32api : ChangeLog
> winsup/w32api/include: winnt.h
>
> Log message:
> * include/winnt.h (MemoryBarrier): Add definition.
>
> Patches:
> http://sourceware.org/cgi-bin/cvsweb.cgi/src/winsup/w32api/ChangeLog.diff?cvsroot=src&r1=1.1121&r2=1.1122
> http://sourceware.org/cgi-bin/cvsweb.cgi/src/winsup/w32api/include/winnt.h.diff?cvsroot=src&r1=1.139&r2=1.140
>
+# else
+ FORCEINLINE VOID MemoryBarrier (VOID) {
+ LONG Barrier = 0;
+ __asm__ __volatile__("xchgl %%eax,%0 "
+ :"=r" (Barrier));
+ }
Since this is for GCC anyway, why not using __sync_synchronize() in
the body of the function instead?
--
VZ
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