2002-11-08 Andrew Cagney <ac131313@redhat.com>
* frame.c (frame_pc_unwind): New function.
(frame_saved_regs_pc_unwind): New function.
(frame_register_unwind): Pass unwind_cache instead of
register_unwind_cache.
(set_unwind_by_pc): Add unwind_pc parameter, set.
(create_new_frame): Pass frame->pc_unwind to set_unwind_by_pc.
(get_prev_frame): Ditto.
* frame.h (frame_pc_unwind_ftype): Declare.
(struct frame_info): Add pc_unwind, pc_unwind_cache_p and
pc_unwind_cache. Rename register_unwind_cache to unwind_cache.
(frame_pc_unwind): Declare.
* dummy-frame.c (dummy_frame_pc_unwind): New function.
(struct dummy_frame): Add comment mentioning that values are for
previous frame.
* dummy-frame.h (dummy_frame_pc_unwind): Declare.
* blockframe.c (file_frame_chain_valid): Use frame_pc_unwind.
(generic_file_frame_chain_valid): Ditto.
* stack.c (frame_info): Ditto.