r181849 - in /trunk/gcc: ChangeLog config/sparc...

Wed Nov 30 15:48:00 GMT 2011

Author: rth
Date: Wed Nov 30 15:48:13 2011
New Revision: 181849

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=181849
Log:
sparc: Convert to atomic_load/store.

        * config/sparc/predicates.md (register_or_v9_zero_operand): New.
        * config/sparc/sparc.md (UNSPEC_ATOMIC): New.
        * config/sparc/sync.md (atomic_load<I>): New.
        (atomic_loaddi_1, atomic_store<I>, atomic_storedi_1): New.

Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/config/sparc/predicates.md
    trunk/gcc/config/sparc/sparc.md
    trunk/gcc/config/sparc/sync.md