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r142285 - in /trunk/gcc: ChangeLog config/rs600...


Author: dje
Date: Sat Nov 29 21:24:03 2008
New Revision: 142285

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=142285
Log:
        * config/rs6000/rs6000.c (rs6000_emit_sync): Remove support for
        operand wrapped in NOT.  Emit NAND as (ior (not X) (not Y)).
        (rs6000_split_atomic_op): Emit NAND as (ior (not X) (not Y)).
        * config/rs6000/sync.md (sync_nand<mode>): Represent NAND in RTL.
        Call rs6000_emit_sync with CODE=NOT and unmodified operands.
        Ignore sub-word case for now.
        (sync_nand<mode>_internal): Represent NAND in RTL.
        (sync_old_nand<mode): Same.
        (sync_old_name<mode>_internal): Same.
        (sync_new_nand<mode>): Same.
        (sync_new_nand<mode>_internal): Same.
        (sync_boolcshort_internal): Expect NAND.

Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/config/rs6000/rs6000.c
    trunk/gcc/config/rs6000/sync.md


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