1 files changed, 3 insertions, 1 deletions
diff --git a/gcc/df.h b/gcc/df.h
index e52cc0e734e..a831c9a3664 100644
--- a/gcc/df.h
+++ b/gcc/df.h
@@ -971,7 +971,9 @@ extern void df_simulate_one_insn_backwards (basic_block, rtx, bitmap);
 extern void df_simulate_finalize_backwards (basic_block, bitmap);
 extern void df_simulate_initialize_forwards (basic_block, bitmap);
 extern void df_simulate_one_insn_forwards (basic_block, rtx, bitmap);
-
+extern void simulate_backwards_to_point (basic_block, regset, rtx);
+extern bool can_move_insns_across (rtx, rtx, rtx, rtx, basic_block, regset,
+				   regset, rtx *);
 /* Functions defined in df-scan.c.  */
 
 extern void df_scan_alloc (bitmap);