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

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* 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.
This commit is contained in:
Andrew Cagney
2003-03-10 15:28:41 +00:00
parent a2ce2e5637
commit 12cc2063be
11 changed files with 145 additions and 58 deletions
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18
gdb/dummy-frame.c
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@@ -370,23 +370,6 @@ dummy_frame_register_unwind (struct frame_info *frame, void **cache,
}
}
/* Assuming that FRAME is a dummy, return the resume address for the
previous frame. */
static CORE_ADDR
dummy_frame_pc_unwind (struct frame_info *frame,
void **cache)
{
struct dummy_frame *dummy = cached_find_dummy_frame (frame, cache);
/* Oops! In a dummy-frame but can't find the stack dummy. Pretend
that the frame doesn't unwind. Should this function instead
return a has-no-caller indication? */
if (dummy == NULL)
return 0;
return dummy->pc;
}
/* Assuming that FRAME is a dummy, return the ID of the calling frame
(the frame that the dummy has the saved state of). */
@@ -408,7 +391,6 @@ dummy_frame_id_unwind (struct frame_info *frame,
static struct frame_unwind dummy_frame_unwind =
{
dummy_frame_pop,
dummy_frame_pc_unwind,
dummy_frame_id_unwind,
dummy_frame_register_unwind
};