+2003-01-18 Andrew Cagney <ac131313@redhat.com>
+
+ * dummy-frame.h (dummy_frame_id_unwind): Delete declaration.
+ (dummy_frame_pc_unwind, dummy_frame_register_unwind): Ditto.
+ (struct frame_unwind): Declare opaque.
+ (dummy_frame_p): Declare function.
+ * dummy-frame.c (dummy_frame_id_unwind): Make static.
+ (dummy_frame_pc_unwind, dummy_frame_register_unwind): Ditto.
+ * dummy-frame.c: Include "frame-unwind.h".
+ (dummy_frame_p): New function.
+ (dummy_frame_unwind): New variable.
+ * frame.c: Include "frame-unwind.h".
+ (frame_pc_unwind, frame_id_unwind, frame_register_unwind): Update
+ to use the new unwind field.
+ (set_unwind_by_pc): Delete function.
+ (create_new_frame, get_prev_frame): Set unwind field using
+ frame_unwind_find_by_pc.
+ (trad_frame_unwind, trad_frame_unwinder): New variables.
+ * frame.h (trad_frame_unwind): Declare variable.
+ (frame_id_unwind_ftype): Delete declaration.
+ (frame_pc_unwind_ftype, frame_register_unwind_ftype): Ditto.
+ (struct frame_unwind): Declare opaque.
+ (struct frame_info): Replace the fields id_unwind, pc_unwind and
+ register_unwind with a single unwind pointer.
+ * frame-unwind.h, frame-unwind.c: New files.
+ * Makefile.in (SFILES): Add frame-unwind.c.
+ (frame_unwind_h): Define.
+ (COMMON_OBS): Add frame-unwind.o.
+ (frame-unwind.o): Specify dependencies.
+ (frame.o, dummy-frame.o): Update dependencies.
+
2003-01-18 Andrew Cagney <ac131313@redhat.com>
* ada-valprint.c: Eliminate PTR.