[multiple changes]

2008-09-03  David Edelsohn  <edelsohn@gnu.org>

        * config/rs6000/rs6000.c (processor_target_table): Do not
        enable VMX for POWER6.

2008-09-03  Anton Blanchard  <anton@samba.org>

        * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
        emit memory barrier before operation.

From-SVN: r139969