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r181436 - in /trunk/gcc: ChangeLog config/alpha...


Author: rth
Date: Thu Nov 17 04:44:27 2011
New Revision: 181436

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=181436
Log:
Copy ALIAS_SET_MEMORY_BARRIER when creating a new MEM for atomic ops.

	* config/alpha/alpha.c (alpha_split_compare_and_swap_12): Copy
	ALIAS_SET_MEMORY_BARRIER when creating a new memory.
	(alpha_split_atomic_exchange_12): Likewise.
	* config/rs6000/rs6000.c (rs6000_adjust_atomic_subword): Likewise.

Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/config/alpha/alpha.c
    trunk/gcc/config/rs6000/rs6000.c


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