Use cselib for alias analysis in sched_ebb

From-SVN: r44716

1 files changed, 6 insertions, 1 deletions

diff --git a/gcc/sched-int.h b/gcc/sched-int.h
index 0b7ebab08d7..124ba3e76b8 100644
--- a/gcc/sched-int.h
+++ b/gcc/sched-int.h
@@ -146,7 +146,12 @@ struct sched_info
   rtx head, tail;
 
   /* If nonzero, enables an additional sanity check in schedule_block.  */
-  int queue_must_finish_empty;
+  unsigned int queue_must_finish_empty:1;
+  /* Nonzero if we should use cselib for better alias analysis.  This
+     must be 0 if the dependency information is used after sched_analyze
+     has completed, e.g. if we're using it to initialize state for successor
+     blocks in region scheduling.  */
+  unsigned int use_cselib:1;
 };
 
 extern struct sched_info *current_sched_info;