gcc/
2010-12-15 Ken Werner <ken.werner@de.ibm.com>
* config/arm/sync.md (sync_clobber, sync_t2_reqd): New code attribute.
(arm_sync_old_<sync_optab>si, arm_sync_old_<sync_optab><mode>): Use
the sync_clobber and sync_t2_reqd code attributes.
* config/arm/arm.c (arm_output_sync_loop): Reverse the operation if
the t2 argument is NULL.
From-SVN: r168375
