remove -floop-unroll-and-jam

remove -floop-unroll-and-jam

	* common.opt (floop-unroll-and-jam): Make alias of floop-nest-optimize.
	* doc/invoke.texi (-floop-unroll-and-jam): Document as alias of
	-floop-nest-optimize.
	* graphite-isl-ast-to-gimple.c (generate_luj_sepclass_opt): Remove.
	(generate_luj_sepclass): Remove.
	(generate_luj_options): Remove.
	(set_options): Remove opt_luj.
	(scop_to_isl_ast): Remove opt_luj.
	* graphite-optimize-isl.c (getScheduleForBand): Remove check for
	flag_loop_unroll_jam.
	(getPrevectorMap_full): Remove.
	(getScheduleForBandList): Remove map_sepcl.
	(getScheduleMap): Same.
	(apply_schedule_map_to_scop): Remove sepcl.
	(optimize_isl): Same.
	* graphite-poly.c (apply_poly_transforms): Remove check for
	flag_loop_unroll_jam.
	(new_poly_bb): Remove map_sepclass.
	* graphite-poly.h (struct poly_bb): Same.
	* graphite.c (gate_graphite_transforms): Remove flag_loop_unroll_jam.
	* params.def (PARAM_LOOP_UNROLL_JAM_SIZE)
	(PARAM_LOOP_UNROLL_JAM_DEPTH): Remove.
	* toplev.c (process_options): Remove flag_loop_unroll_jam.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@227275 138bc75d-0d04-0410-961f-82ee72b054a4