2003-03-10 Andrew Cagney <cagney@redhat.com>

2003-03-10  Andrew Cagney  <cagney@redhat.com>

	* gdbarch.sh (gdbarch_unwind_pc): New method.
	* gdbarch.h, gdbarch.c: Regenerate.
	* frame.c (frame_pc_unwind): Rewrite.  Prefer gdbarch_unwind_pc,
	but use read_pc and FRAME_SAVED_PC as fall backs.
	(frame_saved_regs_pc_unwind): Delete function.
	(trad_frame_unwinder): Update.
	* frame-unwind.h (frame_unwind_pc_ftype): Delete declaration.
	(struct frame_unwind): Update.
	* dummy-frame.c (dummy_frame_pc_unwind): Delete function.
	(dummy_frame_unwind): Update.
	* sentinel-frame.c (sentinel_frame_pc_unwind): Delete function.
	(sentinel_frame_unwinder): Update.
	* d10v-tdep.c (d10v_frame_pc_unwind): Delete function.
	(d10v_frame_unwind): Update.
	(d10v_unwind_pc): New function.
	(d10v_gdbarch_init): Set unwind_pc.

Index: doc/ChangeLog
2003-03-10  Andrew Cagney  <cagney@redhat.com>

	* gdbint.texinfo (Target Architecture Definition): Cross reference
	FRAME_SAVED_PC to unwind_pc.  Document unwind_pc.