2002-11-08 Andrew Cagney <ac131313@redhat.com>

2002-11-08  Andrew Cagney  <ac131313@redhat.com>

	* frame.c (set_unwind_by_pc): Use dummy_frame_register_unwind.
	* dummy-frame.c (find_dummy_frame): Rename
	generic_find_dummy_frame, make static.  Return the dummy frame
	instead of the regcache.
	(generic_find_dummy_frame): Re-implement using find_dummy_frame,
	(cached_find_dummy_frame): New function.  Use find_dummy_frame.
	(dummy_frame_register_unwind): Rename
	generic_call_dummy_register_unwind.  Use cached_find_dummy_frame.
	* dummy-frame.h (dummy_frame_register_unwind): Rename
	generic_call_dummy_register_unwind.