diff --git a/gcc/config/i386/i386-protos.h b/gcc/config/i386/i386-protos.h
index 57fdaa417b5..4c4226649cc 100644
--- a/gcc/config/i386/i386-protos.h
+++ b/gcc/config/i386/i386-protos.h
@@ -132,6 +132,13 @@ extern rtx ix86_force_to_memory PARAMS ((enum machine_mode, rtx));
 extern void ix86_free_from_memory PARAMS ((enum machine_mode));
 extern void ix86_split_fp_branch PARAMS ((rtx, rtx, rtx, rtx, rtx, rtx));
 extern int ix86_hard_regno_mode_ok PARAMS ((int, enum machine_mode));
+extern int ix86_register_move_cost PARAMS ((int, enum reg_class,
+					    enum reg_class));
+extern int ix86_secondary_memory_needed PARAMS ((enum reg_class,
+						 enum reg_class,
+						 enum machine_mode, int));
+extern enum reg_class ix86_preferred_reload_class PARAMS ((rtx,
+							   enum reg_class));
 
 #ifdef TREE_CODE
 extern void init_cumulative_args PARAMS ((CUMULATIVE_ARGS *, tree, rtx));
diff --git a/gcc/config/i386/i386.h b/gcc/config/i386/i386.h
index 13ef600eb62..3f06d08037f 100644
--- a/gcc/config/i386/i386.h
+++ b/gcc/config/i386/i386.h
@@ -2350,7 +2350,7 @@ while (0)
    general registers.  */
 
 #define REGISTER_MOVE_COST(MODE, CLASS1, CLASS2) \
-   ix86_register_move_cost (mode, class1, class2);
+   ix86_register_move_cost (MODE, CLASS1, CLASS2)
 
 /* A C expression for the cost of moving data of mode M between a
    register and memory.  A value of 2 is the default; this cost is