loop.c (prescan_loop): Set has_multiple_exit_targets for exception edges.

loop.c (prescan_loop): Set has_multiple_exit_targets for exception edges.

        * loop.c (prescan_loop): Set has_multiple_exit_targets for exception
        edges.  Rearrange jump interpretation code to use pc_set.
        (check_dbra_loop): Examine has_multiple_exit_targets not exit_count.

        * sched-deps.c (sched_analyze_insn): Set scheduling barrier for
        all insns that can throw, not just if flag_non_call_exceptions.

From-SVN: r48377