alias.c (find_base_value): Recall base values for fixed hard regs.

	* alias.c (find_base_value): Recall base values for fixed hard regs.
	* loop.c (loop_regs_update): Don't use single_set on non-insns.

From-SVN: r49570

1 files changed, 3 insertions, 3 deletions

diff --git a/gcc/loop.c b/gcc/loop.c
index e0847a8..5c92ec3 100644
--- a/gcc/loop.c
+++ b/gcc/loop.c
@@ -7637,9 +7637,9 @@ loop_regs_update (loop, seq)
     }
   else
     {
-      rtx set = single_set (seq);
-      if (set && GET_CODE (SET_DEST (set)) == REG)
-	record_base_value (REGNO (SET_DEST (set)), SET_SRC (set), 0);
+      if (GET_CODE (seq) == SET
+	  && GET_CODE (SET_DEST (seq)) == REG)
+	record_base_value (REGNO (SET_DEST (seq)), SET_SRC (seq), 0);
     }
 }