* loop.c (canonicalize_condition): Add WANT_REG argument.

        Stop the search if we match it.
        * expr.h (canonicalize_condition): Update decl.
        * predict.c (expected_value_to_br_prob): Use it.  Track last
        expected value note.
        (find_expected_value): Remove.

        * reorg.c (mostly_true_jump): Always use BR_PROB if present.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@33214 138bc75d-0d04-0410-961f-82ee72b054a4