toplev.c (rest_of_compilation): Rebuild jump labels if combine_instructions has created a new direct jump.

	* toplev.c (rest_of_compilation): Rebuild jump labels if
	combine_instructions has created a new direct jump.
	* combine.c (try_combine): Add new_direct_jump_p argument.  Set it
	when appropriate.
	(combine_instructions): Call try_combine with new argument.
	Return non-null value when new direct jump instruction is created.
	* rtl.h: combine_instructions returns an int.

From-SVN: r32162