* jvspec.c (lang_specific_driver): Recognize -MF and -MT.

	* jvspec.c (lang_specific_driver): Recognize -MF and -MT.
	* lang-specs.h: Added %{MA}, %{MF*}, %{MT*}.
	* lang-options.h: Added -MA, -MT, -MF..
	* lang.c (lang_decode_option): Recognize -MA, -MT, -MF.
	(DEPEND_TARGET_SET): New macro.
	(DEPEND_FILE_ALREADY_SET): Likewise.
	(init_parse): Handle new flags.
	* jcf.h (jcf_dependency_print_dummies): Declare.
	* Make-lang.in (s-java): Added mkdeps.o.
	* Makefile.in (BACKEND): Added mkdeps.o.
	(../gcjh$(exeext)): Added mkdeps.o.
	(../jcf-dump$(exeext)): Added mkdeps.o.
	* jcf-depend.c: Include mkdeps.h.
	(struct entry, dependencies, targets, MAX_OUTPUT_COLUMNS,
	add_entry): Removed.
	(jcf_dependency_reset): Rewrote.
	(dependencies): New global.
	(jcf_dependency_set_target): Rewrote.
	(jcf_dependency_add_target): Likewise.
	(jcf_dependency_add_file): Likewise.
	(munge): Removed.
	(print_ents): Removed.
	(jcf_dependency_write): Rewrote.
	(print_dummies): New global.
	(jcf_dependency_print_dummies): New function
	(jcf_dependency_write): Call deps_dummy_targets if required.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@36981 138bc75d-0d04-0410-961f-82ee72b054a4