* arc-tdep.c (arc_bfd_mach_type): New static global.

	* arc-tdep.c (arc_bfd_mach_type): New static global.
	(codestream_fill): Handle byte order differences.
	(setup_prologue_scan): Don't read stdarg function's "sub sp,sp,N".
	(arc_get_frame_setup): Read it here.
	(arc_frame_saved_pc): And here.
	(arc_print_insn): New function.
	(arc_set_cpu_type): Set arc_bfd_mach_type.  Don't set tm_print_insn.
	(_initialize_arc_tdep): Set tm_print_insn to arc_print_insn.