Store 'name' in block_iterator

This changes the block_iterator to store the 'name' that is used by
block_iter_match_next.  This avoids any problem where the name could
be passed inconsistently, and also makes the subsequent patches easier
to understand.
This commit is contained in:
Tom Tromey
2023-01-19 18:36:17 -07:00
parent 7bf30a4447
commit 0688bf443c
3 changed files with 20 additions and 16 deletions

View File

@ -6081,7 +6081,7 @@ ada_add_block_symbols (std::vector<struct block_symbol> &result,
found_sym = false;
for (sym = block_iter_match_first (block, lookup_name, &iter);
sym != NULL;
sym = block_iter_match_next (lookup_name, &iter))
sym = block_iter_match_next (&iter))
{
if (symbol_matches_domain (sym->language (), sym->domain (), domain))
{

View File

@ -453,12 +453,14 @@ get_block_compunit_symtab (const struct block *block)
static void
initialize_block_iterator (const struct block *block,
struct block_iterator *iter)
struct block_iterator *iter,
const lookup_name_info *name = nullptr)
{
enum block_enum which;
struct compunit_symtab *cu;
iter->idx = -1;
iter->name = name;
if (block->superblock () == NULL)
{
@ -585,7 +587,6 @@ block_iterator_next (struct block_iterator *iterator)
static struct symbol *
block_iter_match_step (struct block_iterator *iterator,
const lookup_name_info &name,
int first)
{
struct symbol *sym;
@ -605,11 +606,11 @@ block_iter_match_step (struct block_iterator *iterator,
return NULL;
block = cust->blockvector ()->block (iterator->which);
sym = mdict_iter_match_first (block->multidict (), name,
sym = mdict_iter_match_first (block->multidict (), *iterator->name,
&iterator->mdict_iter);
}
else
sym = mdict_iter_match_next (name, &iterator->mdict_iter);
sym = mdict_iter_match_next (*iterator->name, &iterator->mdict_iter);
if (sym != NULL)
return sym;
@ -629,25 +630,26 @@ block_iter_match_first (const struct block *block,
const lookup_name_info &name,
struct block_iterator *iterator)
{
initialize_block_iterator (block, iterator);
initialize_block_iterator (block, iterator, &name);
if (iterator->which == FIRST_LOCAL_BLOCK)
return mdict_iter_match_first (block->multidict (), name,
&iterator->mdict_iter);
return block_iter_match_step (iterator, name, 1);
return block_iter_match_step (iterator, 1);
}
/* See block.h. */
struct symbol *
block_iter_match_next (const lookup_name_info &name,
struct block_iterator *iterator)
block_iter_match_next (struct block_iterator *iterator)
{
if (iterator->which == FIRST_LOCAL_BLOCK)
return mdict_iter_match_next (name, &iterator->mdict_iter);
gdb_assert (iterator->name != nullptr);
return block_iter_match_step (iterator, name, 0);
if (iterator->which == FIRST_LOCAL_BLOCK)
return mdict_iter_match_next (*iterator->name, &iterator->mdict_iter);
return block_iter_match_step (iterator, 0);
}
/* See block.h. */

View File

@ -449,6 +449,9 @@ struct block_iterator
const struct block *block;
} d;
/* If we're trying to match a name, this will be non-NULL. */
const lookup_name_info *name;
/* If we're iterating over a single block, this is always -1.
Otherwise, it holds the index of the current "included" symtab in
the canonical symtab (that is, d.symtab->includes[idx]), with -1
@ -493,10 +496,9 @@ extern struct symbol *block_iter_match_first (const struct block *block,
symbols. Don't call this if you've previously received NULL from
block_iterator_match_first or block_iterator_match_next on this
iteration. And don't call it unless ITERATOR was created by a
previous call to block_iter_match_first with the same NAME. */
previous call to block_iter_match_first. */
extern struct symbol *block_iter_match_next
(const lookup_name_info &name, struct block_iterator *iterator);
extern struct symbol *block_iter_match_next (struct block_iterator *iterator);
/* Return true if symbol A is the best match possible for DOMAIN. */
@ -574,7 +576,7 @@ extern int block_find_non_opaque_type_preferred (struct symbol *sym,
#define ALL_BLOCK_SYMBOLS_WITH_NAME(block, name, iter, sym) \
for ((sym) = block_iter_match_first ((block), (name), &(iter)); \
(sym) != NULL; \
(sym) = block_iter_match_next ((name), &(iter)))
(sym) = block_iter_match_next (&(iter)))
/* Given a vector of pairs, allocate and build an obstack allocated
blockranges struct for a block. */