/* Support routines for decoding "stabs" debugging information format.
- Copyright 1986, 1987, 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995,
- 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003
- Free Software Foundation, Inc.
+
+ Copyright 1986, 1987, 1988, 1989, 1990, 1991, 1992, 1993, 1994,
+ 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004 Free
+ Software Foundation, Inc.
This file is part of GDB.
read_one_struct_field (struct field_info *, char **, char *,
struct type *, struct objfile *);
-static char *get_substring (char **, int);
-
static struct type *dbx_alloc_type (int[2], struct objfile *);
static long read_huge_number (char **, int, int *);
static int process_reference (char **string);
-static CORE_ADDR ref_search_value (int refnum);
-
void stabsread_clear_cache (void);
static const char vptr_name[] = "_vptr$";
complaint (&symfile_complaints, "%s", arg1);
}
-static void
-lrs_general_complaint (const char *arg1)
-{
- complaint (&symfile_complaints, "%s", arg1);
-}
-
/* Make a list of forward references which haven't been defined. */
static struct type **undef_types;
ld will remove it from the executable. There is then
a N_GSYM stab for it, but no regular (C_EXT) symbol. */
sym = (struct symbol *)
- obstack_alloc (&objfile->symbol_obstack,
+ obstack_alloc (&objfile->objfile_obstack,
sizeof (struct symbol));
memset (sym, 0, sizeof (struct symbol));
SYMBOL_DOMAIN (sym) = VAR_DOMAIN;
SYMBOL_CLASS (sym) = LOC_OPTIMIZED_OUT;
DEPRECATED_SYMBOL_NAME (sym) =
- obsavestring (name, pp - name, &objfile->symbol_obstack);
+ obsavestring (name, pp - name, &objfile->objfile_obstack);
pp += 2;
if (*(pp - 1) == 'F' || *(pp - 1) == 'f')
{
return ref_map[refnum].sym;
}
-/* Return value for the reference REFNUM. */
-
-static CORE_ADDR
-ref_search_value (int refnum)
-{
- if (refnum < 0 || refnum > ref_count)
- return 0;
- return ref_map[refnum].value;
-}
-
/* Parse a reference id in STRING and return the resulting
reference number. Move STRING beyond the reference id. */
nameless = (p == string || ((string[0] == ' ') && (string[1] == ':')));
current_symbol = sym = (struct symbol *)
- obstack_alloc (&objfile->symbol_obstack, sizeof (struct symbol));
+ obstack_alloc (&objfile->objfile_obstack, sizeof (struct symbol));
memset (sym, 0, sizeof (struct symbol));
switch (type & N_TYPE)
{
case 't':
DEPRECATED_SYMBOL_NAME (sym) = obsavestring ("this", strlen ("this"),
- &objfile->symbol_obstack);
+ &objfile->objfile_obstack);
break;
case 'v': /* $vtbl_ptr_type */
case 'e':
DEPRECATED_SYMBOL_NAME (sym) = obsavestring ("eh_throw", strlen ("eh_throw"),
- &objfile->symbol_obstack);
+ &objfile->objfile_obstack);
break;
case '_':
SYMBOL_TYPE (sym) = lookup_fundamental_type (objfile,
FT_DBL_PREC_FLOAT);
dbl_valu = (char *)
- obstack_alloc (&objfile->symbol_obstack,
+ obstack_alloc (&objfile->objfile_obstack,
TYPE_LENGTH (SYMBOL_TYPE (sym)));
store_typed_floating (dbl_valu, SYMBOL_TYPE (sym), d);
SYMBOL_VALUE_BYTES (sym) = dbl_valu;
if (local_symbols
&& local_symbols->nsyms > 0
-#ifndef USE_REGISTER_NOT_ARG
&& gdbarch_stabs_argument_has_addr (current_gdbarch,
- SYMBOL_TYPE (sym))
-#endif
- )
+ SYMBOL_TYPE (sym)))
{
struct symbol *prev_sym;
prev_sym = local_symbols->symbol[local_symbols->nsyms - 1];
if ((SYMBOL_CLASS (prev_sym) == LOC_REF_ARG
|| SYMBOL_CLASS (prev_sym) == LOC_ARG)
- && STREQ (DEPRECATED_SYMBOL_NAME (prev_sym), DEPRECATED_SYMBOL_NAME (sym)))
+ && strcmp (DEPRECATED_SYMBOL_NAME (prev_sym),
+ DEPRECATED_SYMBOL_NAME (sym)) == 0)
{
SYMBOL_CLASS (prev_sym) = LOC_REGPARM;
/* Use the type from the LOC_REGISTER; that is the type
SYMBOL_DOMAIN (sym) = STRUCT_DOMAIN;
if (TYPE_TAG_NAME (SYMBOL_TYPE (sym)) == 0)
TYPE_TAG_NAME (SYMBOL_TYPE (sym))
- = obconcat (&objfile->type_obstack, "", "", DEPRECATED_SYMBOL_NAME (sym));
+ = obconcat (&objfile->objfile_obstack, "", "", DEPRECATED_SYMBOL_NAME (sym));
add_symbol_to_list (sym, &file_symbols);
if (synonym)
{
/* Clone the sym and then modify it. */
struct symbol *typedef_sym = (struct symbol *)
- obstack_alloc (&objfile->symbol_obstack, sizeof (struct symbol));
+ obstack_alloc (&objfile->objfile_obstack, sizeof (struct symbol));
*typedef_sym = *sym;
SYMBOL_CLASS (typedef_sym) = LOC_TYPEDEF;
SYMBOL_VALUE (typedef_sym) = valu;
SYMBOL_DOMAIN (typedef_sym) = VAR_DOMAIN;
if (TYPE_NAME (SYMBOL_TYPE (sym)) == 0)
TYPE_NAME (SYMBOL_TYPE (sym))
- = obconcat (&objfile->type_obstack, "", "", DEPRECATED_SYMBOL_NAME (sym));
+ = obconcat (&objfile->objfile_obstack, "", "", DEPRECATED_SYMBOL_NAME (sym));
add_symbol_to_list (typedef_sym, &file_symbols);
}
break;
if (read_type_number (pp, typenums) != 0)
return error_type (pp, objfile);
- /* Type is not being defined here. Either it already exists,
- or this is a forward reference to it. dbx_alloc_type handles
- both cases. */
if (**pp != '=')
- return dbx_alloc_type (typenums, objfile);
+ {
+ /* Type is not being defined here. Either it already
+ exists, or this is a forward reference to it.
+ dbx_alloc_type handles both cases. */
+ type = dbx_alloc_type (typenums, objfile);
+
+ /* If this is a forward reference, arrange to complain if it
+ doesn't get patched up by the time we're done
+ reading. */
+ if (TYPE_CODE (type) == TYPE_CODE_UNDEF)
+ add_undefined_type (type);
+
+ return type;
+ }
/* Type is being defined here. */
/* Skip the '='.
return error_type (pp, objfile);
}
to = type_name =
- (char *) obstack_alloc (&objfile->type_obstack, p - *pp + 1);
+ (char *) obstack_alloc (&objfile->objfile_obstack, p - *pp + 1);
/* Copy the name. */
from = *pp + 1;
*pp = from + 1;
}
- /* Now check to see whether the type has already been
- declared. This was written for arrays of cross-referenced
- types before we had TYPE_CODE_TARGET_STUBBED, so I'm pretty
- sure it is not necessary anymore. But it might be a good
- idea, to save a little memory. */
+ /* If this type has already been declared, then reuse the same
+ type, rather than allocating a new one. This saves some
+ memory. */
for (ppt = file_symbols; ppt; ppt = ppt->next)
for (i = 0; i < ppt->nsyms; i++)
if (SYMBOL_CLASS (sym) == LOC_TYPEDEF
&& SYMBOL_DOMAIN (sym) == STRUCT_DOMAIN
&& (TYPE_CODE (SYMBOL_TYPE (sym)) == code)
- && STREQ (DEPRECATED_SYMBOL_NAME (sym), type_name))
+ && strcmp (DEPRECATED_SYMBOL_NAME (sym), type_name) == 0)
{
- obstack_free (&objfile->type_obstack, type_name);
+ obstack_free (&objfile->objfile_obstack, type_name);
type = SYMBOL_TYPE (sym);
+ if (typenums[0] != -1)
+ *dbx_lookup_type (typenums) = type;
return type;
}
}
make_cleanup (xfree, destr_fnlist);
memset (destr_fnlist, 0, sizeof (struct next_fnfieldlist));
destr_fnlist->fn_fieldlist.name
- = obconcat (&objfile->type_obstack, "", "~",
+ = obconcat (&objfile->objfile_obstack, "", "~",
new_fnlist->fn_fieldlist.name);
destr_fnlist->fn_fieldlist.fn_fields = (struct fn_field *)
- obstack_alloc (&objfile->type_obstack,
+ obstack_alloc (&objfile->objfile_obstack,
sizeof (struct fn_field) * has_destructor);
memset (destr_fnlist->fn_fieldlist.fn_fields, 0,
sizeof (struct fn_field) * has_destructor);
if (ret)
new_fnlist->fn_fieldlist.name
= obsavestring (dem_opname, strlen (dem_opname),
- &objfile->type_obstack);
+ &objfile->objfile_obstack);
}
new_fnlist->fn_fieldlist.fn_fields = (struct fn_field *)
- obstack_alloc (&objfile->type_obstack,
+ obstack_alloc (&objfile->objfile_obstack,
sizeof (struct fn_field) * length);
memset (new_fnlist->fn_fieldlist.fn_fields, 0,
sizeof (struct fn_field) * length);
name = "";
}
fip->list->field.name =
- obconcat (&objfile->type_obstack, vptr_name, name, "");
+ obconcat (&objfile->objfile_obstack, vptr_name, name, "");
break;
case 'b': /* $vb -- a virtual bsomethingorother */
name = "FOO";
}
fip->list->field.name =
- obconcat (&objfile->type_obstack, vb_name, name, "");
+ obconcat (&objfile->objfile_obstack, vb_name, name, "");
break;
default:
invalid_cpp_abbrev_complaint (*pp);
fip->list->field.name =
- obconcat (&objfile->type_obstack,
+ obconcat (&objfile->objfile_obstack,
"INVALID_CPLUSPLUS_ABBREV", "", "");
break;
}
struct type *type, struct objfile *objfile)
{
fip->list->field.name =
- obsavestring (*pp, p - *pp, &objfile->type_obstack);
+ obsavestring (*pp, p - *pp, &objfile->objfile_obstack);
*pp = p + 1;
/* This means we have a visibility for a field coming. */
p = *pp;
while (*p != ':')
p++;
- name = obsavestring (*pp, p - *pp, &objfile->symbol_obstack);
+ name = obsavestring (*pp, p - *pp, &objfile->objfile_obstack);
*pp = p + 1;
n = read_huge_number (pp, ',', &nbits);
if (nbits != 0)
return error_type (pp, objfile);
sym = (struct symbol *)
- obstack_alloc (&objfile->symbol_obstack, sizeof (struct symbol));
+ obstack_alloc (&objfile->objfile_obstack, sizeof (struct symbol));
memset (sym, 0, sizeof (struct symbol));
DEPRECATED_SYMBOL_NAME (sym) = name;
SYMBOL_LANGUAGE (sym) = current_subfile->language;
common_block = local_symbols;
common_block_i = local_symbols ? local_symbols->nsyms : 0;
common_block_name = obsavestring (name, strlen (name),
- &objfile->symbol_obstack);
+ &objfile->objfile_obstack);
}
/* Process a N_ECOMM symbol. */
}
sym = (struct symbol *)
- obstack_alloc (&objfile->symbol_obstack, sizeof (struct symbol));
+ obstack_alloc (&objfile->objfile_obstack, sizeof (struct symbol));
memset (sym, 0, sizeof (struct symbol));
- /* Note: common_block_name already saved on symbol_obstack */
+ /* Note: common_block_name already saved on objfile_obstack */
DEPRECATED_SYMBOL_NAME (sym) = common_block_name;
SYMBOL_CLASS (sym) = LOC_BLOCK;
&& SYMBOL_DOMAIN (sym) == STRUCT_DOMAIN
&& (TYPE_CODE (SYMBOL_TYPE (sym)) ==
TYPE_CODE (*type))
- && STREQ (DEPRECATED_SYMBOL_NAME (sym), typename))
+ && strcmp (DEPRECATED_SYMBOL_NAME (sym), typename) == 0)
replace_type (*type, SYMBOL_TYPE (sym));
}
}
default:
{
complaint (&symfile_complaints,
- "GDB internal error. cleanup_undefined_types with bad type %d.",
+ "forward-referenced types left unresolved, "
+ "type code %d.",
TYPE_CODE (*type));
}
break;
for (sym = global_sym_chain[hash]; sym;)
{
if (DEPRECATED_SYMBOL_NAME (msymbol)[0] == DEPRECATED_SYMBOL_NAME (sym)[0] &&
- STREQ (DEPRECATED_SYMBOL_NAME (msymbol) + 1, DEPRECATED_SYMBOL_NAME (sym) + 1))
+ strcmp (DEPRECATED_SYMBOL_NAME (msymbol) + 1, DEPRECATED_SYMBOL_NAME (sym) + 1) == 0)
{
/* Splice this symbol out of the hash chain and
assign the value we have to it. */