/* Block-related functions for the GNU debugger, GDB.
- Copyright (C) 2003-2015 Free Software Foundation, Inc.
+ Copyright (C) 2003-2017 Free Software Foundation, Inc.
This file is part of GDB.
/* If we have an addrmap mapping code addresses to blocks, then use
that. */
if (BLOCKVECTOR_MAP (bl))
- return addrmap_find (BLOCKVECTOR_MAP (bl), pc);
+ return (struct block *) addrmap_find (BLOCKVECTOR_MAP (bl), pc);
/* Otherwise, use binary search to find the last block that starts
before PC.
/* DW_TAG_gnu_call_site will be missing just if GCC could not determine
the call target. */
throw_error (NO_ENTRY_VALUE_ERROR,
- _("DW_OP_GNU_entry_value resolving cannot find "
- "DW_TAG_GNU_call_site %s in %s"),
+ _("DW_OP_entry_value resolving cannot find "
+ "DW_TAG_call_site %s in %s"),
paddress (gdbarch, pc),
(msym.minsym == NULL ? "???"
: MSYMBOL_PRINT_NAME (msym.minsym)));
}
- return *slot;
+ return (struct call_site *) *slot;
}
/* Return the blockvector immediately containing the innermost lexical block
{
if (BLOCK_NAMESPACE (block) == NULL)
{
- BLOCK_NAMESPACE (block)
- = obstack_alloc (obstack, sizeof (struct block_namespace_info));
+ BLOCK_NAMESPACE (block) = XOBNEW (obstack, struct block_namespace_info);
BLOCK_NAMESPACE (block)->scope = NULL;
BLOCK_NAMESPACE (block)->using_decl = NULL;
}
gb->compunit_symtab = cu;
}
+/* See block.h. */
+
+struct dynamic_prop *
+block_static_link (const struct block *block)
+{
+ struct objfile *objfile = block_objfile (block);
+
+ /* Only objfile-owned blocks that materialize top function scopes can have
+ static links. */
+ if (objfile == NULL || BLOCK_FUNCTION (block) == NULL)
+ return NULL;
+
+ return (struct dynamic_prop *) objfile_lookup_static_link (objfile, block);
+}
+
/* Return the compunit of the global block. */
static struct compunit_symtab *
return block_iterator_step (iterator, 0);
}
-/* Perform a single step for a "name" block iterator, iterating across
- symbol tables as needed. Returns the next symbol, or NULL when
- iteration is complete. */
-
-static struct symbol *
-block_iter_name_step (struct block_iterator *iterator, const char *name,
- int first)
-{
- struct symbol *sym;
-
- gdb_assert (iterator->which != FIRST_LOCAL_BLOCK);
-
- while (1)
- {
- if (first)
- {
- struct compunit_symtab *cust
- = find_iterator_compunit_symtab (iterator);
- const struct block *block;
-
- /* Iteration is complete. */
- if (cust == NULL)
- return NULL;
-
- block = BLOCKVECTOR_BLOCK (COMPUNIT_BLOCKVECTOR (cust),
- iterator->which);
- sym = dict_iter_name_first (BLOCK_DICT (block), name,
- &iterator->dict_iter);
- }
- else
- sym = dict_iter_name_next (name, &iterator->dict_iter);
-
- if (sym != NULL)
- return sym;
-
- /* We have finished iterating the appropriate block of one
- symtab. Now advance to the next symtab and begin iteration
- there. */
- ++iterator->idx;
- first = 1;
- }
-}
-
-/* See block.h. */
-
-struct symbol *
-block_iter_name_first (const struct block *block,
- const char *name,
- struct block_iterator *iterator)
-{
- initialize_block_iterator (block, iterator);
-
- if (iterator->which == FIRST_LOCAL_BLOCK)
- return dict_iter_name_first (block->dict, name, &iterator->dict_iter);
-
- return block_iter_name_step (iterator, name, 1);
-}
-
-/* See block.h. */
-
-struct symbol *
-block_iter_name_next (const char *name, struct block_iterator *iterator)
-{
- if (iterator->which == FIRST_LOCAL_BLOCK)
- return dict_iter_name_next (name, &iterator->dict_iter);
-
- return block_iter_name_step (iterator, name, 0);
-}
-
/* Perform a single step for a "match" block iterator, iterating
across symbol tables as needed. Returns the next symbol, or NULL
when iteration is complete. */
if (!BLOCK_FUNCTION (block))
{
+ struct symbol *other = NULL;
+
ALL_BLOCK_SYMBOLS_WITH_NAME (block, name, iter, sym)
{
+ if (SYMBOL_DOMAIN (sym) == domain)
+ return sym;
+ /* This is a bit of a hack, but symbol_matches_domain might ignore
+ STRUCT vs VAR domain symbols. So if a matching symbol is found,
+ make sure there is no "better" matching symbol, i.e., one with
+ exactly the same domain. PR 16253. */
if (symbol_matches_domain (SYMBOL_LANGUAGE (sym),
SYMBOL_DOMAIN (sym), domain))
- return sym;
+ other = sym;
}
- return NULL;
+ return other;
}
else
{
list; this loop makes sure to take anything else other than
parameter symbols first; it only uses parameter symbols as a
last resort. Note that this only takes up extra computation
- time on a match. */
+ time on a match.
+ It's hard to define types in the parameter list (at least in
+ C/C++) so we don't do the same PR 16253 hack here that is done
+ for the !BLOCK_FUNCTION case. */
struct symbol *sym_found = NULL;
block_lookup_symbol_primary (const struct block *block, const char *name,
const domain_enum domain)
{
- struct symbol *sym;
+ struct symbol *sym, *other;
struct dict_iterator dict_iter;
/* Verify BLOCK is STATIC_BLOCK or GLOBAL_BLOCK. */
gdb_assert (BLOCK_SUPERBLOCK (block) == NULL
|| BLOCK_SUPERBLOCK (BLOCK_SUPERBLOCK (block)) == NULL);
- for (sym = dict_iter_name_first (block->dict, name, &dict_iter);
+ other = NULL;
+ for (sym = dict_iter_match_first (block->dict, name, strcmp_iw, &dict_iter);
sym != NULL;
- sym = dict_iter_name_next (name, &dict_iter))
+ sym = dict_iter_match_next (name, strcmp_iw, &dict_iter))
{
+ if (SYMBOL_DOMAIN (sym) == domain)
+ return sym;
+
+ /* This is a bit of a hack, but symbol_matches_domain might ignore
+ STRUCT vs VAR domain symbols. So if a matching symbol is found,
+ make sure there is no "better" matching symbol, i.e., one with
+ exactly the same domain. PR 16253. */
if (symbol_matches_domain (SYMBOL_LANGUAGE (sym),
SYMBOL_DOMAIN (sym), domain))
- return sym;
+ other = sym;
}
- return NULL;
+ return other;
}
/* See block.h. */
int
block_find_non_opaque_type_preferred (struct symbol *sym, void *data)
{
- struct symbol **best = data;
+ struct symbol **best = (struct symbol **) data;
if (!TYPE_IS_OPAQUE (SYMBOL_TYPE (sym)))
return 1;