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2003-07-15 Andrew Cagney <cagney@redhat.com>

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* frame.c (get_frame_id): Use frame_unwind_find_by_frame.
	(frame_register_unwind, create_new_frame): Ditto.
	(legacy_get_prev_frame, get_frame_type): Ditto.
	(get_frame_base_address): Use frame_base_find_by_frame.
	(get_frame_locals_address): Use frame_base_find_by_frame.
	(get_frame_args_address): Use frame_base_find_by_frame.
	* frame-base.h (frame_base_sniffer_ftype): Declare.
	(frame_base_append_sniffer): Declare.
	(frame_base_find_by_frame): Replace frame_base_find_by_pc.
	* frame-base.c (append_predicate): Add a "sniffer" parameter.
	(frame_base_append_sniffer): New function.
	(frame_base_append_predicate): Add a NULL sniffer.
	(frame_base_find_by_frame): Replace "frame_base_find_by_pc".
	(struct frame_base_table): Add "sniffer".
	(frame_base_free): Free the "sniffer" table.
	* frame-unwind.h (frame_unwind_sniffer_ftype): Define.
	(frame_unwind_append_sniffer): Declare.
	(frame_unwind_find_by_frame): Replace frame_unwind_find_by_pc.
	* frame-unwind.c (frame_unwind_free): Free the "sniffer" table.
	(struct frame_unwind_table): Add "sniffer", delete "middle".
	(append_predicate): Add "sniffer" parameter, append the sniffer.
	(frame_unwind_init): Update append_predicate call.
	(frame_unwind_append_sniffer): New function.
	(frame_unwind_append_predicate): Update append_predicate call.
	(frame_unwind_find_by_frame): Replace frame_unwind_find_by_pc.
This commit is contained in:
Andrew Cagney
2003-07-15 17:35:00 +00:00
parent 0714963c79
commit e8a89fe278
6 changed files with 142 additions and 63 deletions
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30
gdb/frame-base.c
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@ -71,6 +71,7 @@ static struct gdbarch_data *frame_base_data;
struct frame_base_table
{
frame_base_p_ftype **p;
frame_base_sniffer_ftype **sniffer;
const struct frame_base *default_base;
int nr;
};
@ -89,6 +90,7 @@ frame_base_free (struct gdbarch *gdbarch, void *data)
struct frame_base_table *table =
gdbarch_data (gdbarch, frame_base_data);
xfree (table->p);
xfree (table->sniffer);
xfree (table);
}
@ -108,11 +110,16 @@ frame_base_table (struct gdbarch *gdbarch)
/* Append a predicate to the end of the table. */
static void
append_predicate (struct frame_base_table *table, frame_base_p_ftype *p)
append_predicate (struct frame_base_table *table, frame_base_p_ftype *p,
frame_base_sniffer_ftype *sniffer)
{
table->p = xrealloc (table->p, ((table->nr + 1)
* sizeof (frame_base_p_ftype *)));
table->sniffer = xrealloc (table->sniffer,
((table->nr + 1)
* sizeof (frame_base_sniffer_ftype *)));
table->p[table->nr] = p;
table->sniffer[table->nr] = sniffer;
table->nr++;
}
@ -121,7 +128,15 @@ frame_base_append_predicate (struct gdbarch *gdbarch,
frame_base_p_ftype *p)
{
struct frame_base_table *table = frame_base_table (gdbarch);
append_predicate (table, p);
append_predicate (table, p, NULL);
}
void
frame_base_append_sniffer (struct gdbarch *gdbarch,
frame_base_sniffer_ftype *sniffer)
{
struct frame_base_table *table = frame_base_table (gdbarch);
append_predicate (table, NULL, sniffer);
}
void
@ -133,13 +148,18 @@ frame_base_set_default (struct gdbarch *gdbarch,
}
const struct frame_base *
frame_base_find_by_pc (struct gdbarch *gdbarch, CORE_ADDR pc)
frame_base_find_by_frame (struct frame_info *next_frame)
{
int i;
struct gdbarch *gdbarch = get_frame_arch (next_frame);
struct frame_base_table *table = frame_base_table (gdbarch);
int i;
for (i = 0; i < table->nr; i++)
{
const struct frame_base *desc = table->p[i] (pc);
const struct frame_base *desc = NULL;
if (table->p[i] != NULL)
desc = table->p[i] (frame_pc_unwind (next_frame));
else if (table->sniffer[i] != NULL)
desc = table->sniffer[i] (next_frame);
if (desc != NULL)
return desc;
}