rtl.h (renumber_insns): New function.

	* rtl.h (renumber_insns): New function.
	(remove_unnecessary_notes): Likewise.
	* emit-rtl.c (renumber_insns): Define.
	(remove_unncessary_notes): Likewise.
	* toplev.c (rest_of_compilation): Remove dead code.
	Use renumber_insns and remove_unncessary_notes.

From-SVN: r30387

gcc/rtl.h

@@ -1460,6 +1460,8 @@ extern rtx emit					PROTO ((rtx));
    warnings about unreachable code.  */
 int force_line_numbers PROTO((void));
 void restore_line_number_status PROTO((int old_value));
+extern void renumber_insns                      PROTO ((void));
+extern void remove_unncessary_notes             PROTO ((void));
 
 /* In insn-emit.c */
 extern void add_clobbers		PROTO ((rtx, int));