/* Support routines for decoding "stabs" debugging information format.
- Copyright (C) 1986, 1987, 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995,
- 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007,
- 2008, 2009, 2010 Free Software Foundation, Inc.
+ Copyright (C) 1986-2015 Free Software Foundation, Inc.
This file is part of GDB.
the "stabs" format. This format is used with many systems that use
the a.out object file format, as well as some systems that use
COFF or ELF where the stabs data is placed in a special section.
- Avoid placing any object file format specific code in this file. */
+ Avoid placing any object file format specific code in this file. */
#include "defs.h"
-#include "gdb_string.h"
#include "bfd.h"
#include "gdb_obstack.h"
#include "symtab.h"
#include "expression.h"
#include "symfile.h"
#include "objfiles.h"
-#include "aout/stab_gnu.h" /* We always use GNU stabs, not native */
+#include "aout/stab_gnu.h" /* We always use GNU stabs, not native. */
#include "libaout.h"
#include "aout/aout64.h"
#include "gdb-stabs.h"
#include "buildsym.h"
#include "complaints.h"
#include "demangle.h"
+#include "gdb-demangle.h"
#include "language.h"
#include "doublest.h"
#include "cp-abi.h"
#include "cp-support.h"
-#include "gdb_assert.h"
-
#include <ctype.h>
/* Ask stabsread.h to define the vars it normally declares `extern'. */
extern void _initialize_stabsread (void);
+struct nextfield
+{
+ struct nextfield *next;
+
+ /* This is the raw visibility from the stab. It is not checked
+ for being one of the visibilities we recognize, so code which
+ examines this field better be able to deal. */
+ int visibility;
+
+ struct field field;
+};
+
+struct next_fnfieldlist
+{
+ struct next_fnfieldlist *next;
+ struct fn_fieldlist fn_fieldlist;
+};
+
/* The routines that read and process a complete stabs for a C struct or
C++ class pass lists of data member fields and lists of member function
fields in an instance of a field_info structure, as defined below.
This is part of some reorganization of low level C++ support and is
- expected to eventually go away... (FIXME) */
+ expected to eventually go away... (FIXME) */
struct field_info
{
- struct nextfield
- {
- struct nextfield *next;
-
- /* This is the raw visibility from the stab. It is not checked
- for being one of the visibilities we recognize, so code which
- examines this field better be able to deal. */
- int visibility;
-
- struct field field;
- }
- *list;
- struct next_fnfieldlist
- {
- struct next_fnfieldlist *next;
- struct fn_fieldlist fn_fieldlist;
- }
- *fnlist;
+ struct nextfield *list;
+ struct next_fnfieldlist *fnlist;
};
static void
patch_block_stabs (struct pending *, struct pending_stabs *,
struct objfile *);
-static void fix_common_block (struct symbol *, int);
+static void fix_common_block (struct symbol *, CORE_ADDR);
static int read_type_number (char **, int *);
reg_value_complaint (int regnum, int num_regs, const char *sym)
{
complaint (&symfile_complaints,
- _("register number %d too large (max %d) in symbol %s"),
+ _("bad register number %d (max %d) in symbol %s"),
regnum, num_regs - 1, sym);
}
/* Make a list of nameless types that are undefined.
This happens when another type is referenced by its number
- before this type is actually defined. For instance "t(0,1)=k(0,2)"
+ before this type is actually defined. For instance "t(0,1)=k(0,2)"
and type (0,2) is defined only later. */
struct nat
if (**(pp) == '\\' || (**(pp) == '?' && (*(pp))[1] == '\0')) \
*(pp) = next_symbol_text (objfile); \
} while (0)
+
+/* Vector of types defined so far, indexed by their type numbers.
+ (In newer sun systems, dbx uses a pair of numbers in parens,
+ as in "(SUBFILENUM,NUMWITHINSUBFILE)".
+ Then these numbers must be translated through the type_translations
+ hash table to get the index into the type vector.) */
+
+static struct type **type_vector;
+
+/* Number of elements allocated for type_vector currently. */
+
+static int type_vector_length;
+
+/* Initial size of type vector. Is realloc'd larger if needed, and
+ realloc'd down to the size actually used, when completed. */
+
+#define INITIAL_TYPE_VECTOR_LENGTH 160
\f
/* Look up a dbx type-number pair. Return the address of the slot
if (filenum < 0 || filenum >= n_this_object_header_files)
{
complaint (&symfile_complaints,
- _("Invalid symbol data: type number (%d,%d) out of range at symtab pos %d."),
+ _("Invalid symbol data: type number "
+ "(%d,%d) out of range at symtab pos %d."),
filenum, index, symnum);
goto error_return;
}
if (old_len == 0)
{
type_vector_length = INITIAL_TYPE_VECTOR_LENGTH;
- type_vector = (struct type **)
- xmalloc (type_vector_length * sizeof (struct type *));
+ type_vector = XNEWVEC (struct type *, type_vector_length);
}
while (index >= type_vector_length)
{
and return the type object.
This can create an empty (zeroed) type object.
TYPENUMS may be (-1, -1) to return a new type object that is not
- put into the type vector, and so may not be referred to by number. */
+ put into the type vector, and so may not be referred to by number. */
static struct type *
dbx_alloc_type (int typenums[2], struct objfile *objfile)
}
/* for all the stabs in a given stab vector, build appropriate types
- and fix their symbols in given symbol vector. */
+ and fix their symbols in given symbol vector. */
static void
patch_block_stabs (struct pending *symbols, struct pending_stabs *stabs,
if (stabs)
{
-
/* for all the stab entries, find their corresponding symbols and
- patch their types! */
+ patch their types! */
for (ii = 0; ii < stabs->count; ++ii)
{
/* On xcoff, if a global is defined and never referenced,
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->objfile_obstack,
- sizeof (struct symbol));
-
- memset (sym, 0, sizeof (struct symbol));
+ sym = allocate_symbol (objfile);
SYMBOL_DOMAIN (sym) = VAR_DOMAIN;
- SYMBOL_CLASS (sym) = LOC_OPTIMIZED_OUT;
+ SYMBOL_ACLASS_INDEX (sym) = LOC_OPTIMIZED_OUT;
SYMBOL_SET_LINKAGE_NAME
- (sym, obsavestring (name, pp - name,
- &objfile->objfile_obstack));
+ (sym, (char *) obstack_copy0 (&objfile->objfile_obstack,
+ name, pp - name));
pp += 2;
if (*(pp - 1) == 'F' || *(pp - 1) == 'f')
{
read_type_number (char **pp, int *typenums)
{
int nbits;
+
if (**pp == '(')
{
(*pp)++;
#define VISIBILITY_IGNORE '9' /* Optimized out or zero length */
/* Structure for storing pointers to reference definitions for fast lookup
- during "process_later". */
+ during "process_later". */
struct ref_map
{
static struct ref_map *ref_map;
-/* Ptr to free cell in chunk's linked list. */
+/* Ptr to free cell in chunk's linked list. */
static int ref_count = 0;
-/* Number of chunks malloced. */
+/* Number of chunks malloced. */
static int ref_chunk = 0;
/* This file maintains a cache of stabs aliases found in the symbol
- table. If the symbol table changes, this cache must be cleared
- or we are left holding onto data in invalid obstacks. */
+ table. If the symbol table changes, this cache must be cleared
+ or we are left holding onto data in invalid obstacks. */
void
stabsread_clear_cache (void)
{
/* Create array of pointers mapping refids to symbols and stab strings.
Add pointers to reference definition symbols and/or their values as we
- find them, using their reference numbers as our index.
- These will be used later when we resolve references. */
+ find them, using their reference numbers as our index.
+ These will be used later when we resolve references. */
void
ref_add (int refnum, struct symbol *sym, char *stabs, CORE_ADDR value)
{
{
int new_slots = ref_count - ref_chunk * MAX_CHUNK_REFS;
int new_chunks = new_slots / MAX_CHUNK_REFS + 1;
+
ref_map = (struct ref_map *)
xrealloc (ref_map, REF_MAP_SIZE (ref_chunk + new_chunks));
- memset (ref_map + ref_chunk * MAX_CHUNK_REFS, 0, new_chunks * REF_CHUNK_SIZE);
+ memset (ref_map + ref_chunk * MAX_CHUNK_REFS, 0,
+ new_chunks * REF_CHUNK_SIZE);
ref_chunk += new_chunks;
}
ref_map[refnum].stabs = stabs;
/* Advance beyond the initial '#'. */
p = *string + 1;
- /* Read number as reference id. */
+ /* Read number as reference id. */
while (*p && isdigit (*p))
{
refnum = refnum * 10 + *p - '0';
refnum = process_reference (&p);
- /* Defining symbols end in '=' */
+ /* Defining symbols end in '='. */
if (*p == '=')
{
- /* Symbol is being defined here. */
+ /* Symbol is being defined here. */
*string = p + 1;
return refnum;
}
else
{
- /* Must be a reference. Either the symbol has already been defined,
+ /* Must be a reference. Either the symbol has already been defined,
or this is a forward reference to it. */
*string = p;
return -1;
{
int regno = gdbarch_stab_reg_to_regnum (gdbarch, SYMBOL_VALUE (sym));
- if (regno >= gdbarch_num_regs (gdbarch)
- + gdbarch_num_pseudo_regs (gdbarch))
+ if (regno < 0
+ || regno >= (gdbarch_num_regs (gdbarch)
+ + gdbarch_num_pseudo_regs (gdbarch)))
{
reg_value_complaint (regno,
gdbarch_num_regs (gdbarch)
+ gdbarch_num_pseudo_regs (gdbarch),
SYMBOL_PRINT_NAME (sym));
- regno = gdbarch_sp_regnum (gdbarch); /* Known safe, though useless */
+ regno = gdbarch_sp_regnum (gdbarch); /* Known safe, though useless. */
}
return regno;
stab_reg_to_regnum
};
+/* The "aclass" indices for computed symbols. */
+
+static int stab_register_index;
+static int stab_regparm_index;
+
struct symbol *
define_symbol (CORE_ADDR valu, char *string, int desc, int type,
struct objfile *objfile)
/* We would like to eliminate nameless symbols, but keep their types.
E.g. stab entry ":t10=*2" should produce a type 10, which is a pointer
- to type 2, but, should not create a symbol to address that type. Since
- the symbol will be nameless, there is no way any user can refer to it. */
+ to type 2, but, should not create a symbol to address that type. Since
+ the symbol will be nameless, there is no way any user can refer to it. */
int nameless;
if (string[0] == 0)
return 0;
- /* Ignore old-style symbols from cc -go */
+ /* Ignore old-style symbols from cc -go. */
if (p == 0)
return 0;
{
p += 2;
p = strchr (p, ':');
+ if (p == NULL)
+ {
+ complaint (&symfile_complaints,
+ _("Bad stabs string '%s'"), string);
+ return NULL;
+ }
}
/* If a nameless stab entry, all we need is the type, not the symbol.
e.g. ":t10=*2" or a nameless enum like " :T16=ered:0,green:1,blue:2,;" */
nameless = (p == string || ((string[0] == ' ') && (string[1] == ':')));
- current_symbol = sym = (struct symbol *)
- obstack_alloc (&objfile->objfile_obstack, sizeof (struct symbol));
- memset (sym, 0, sizeof (struct symbol));
-
- switch (type & N_TYPE)
- {
- case N_TEXT:
- SYMBOL_SECTION (sym) = SECT_OFF_TEXT (objfile);
- break;
- case N_DATA:
- SYMBOL_SECTION (sym) = SECT_OFF_DATA (objfile);
- break;
- case N_BSS:
- SYMBOL_SECTION (sym) = SECT_OFF_BSS (objfile);
- break;
- }
+ current_symbol = sym = allocate_symbol (objfile);
if (processing_gcc_compilation)
{
SYMBOL_LINE (sym) = 0; /* unknown */
}
+ SYMBOL_SET_LANGUAGE (sym, current_subfile->language,
+ &objfile->objfile_obstack);
+
if (is_cplus_marker (string[0]))
{
/* Special GNU C++ names. */
/* SunPRO (3.0 at least) static variable encoding. */
if (gdbarch_static_transform_name_p (gdbarch))
goto normal;
- /* ... fall through ... */
+ /* ... fall through ... */
default:
complaint (&symfile_complaints, _("Unknown C++ symbol name `%s'"),
string);
- goto normal; /* Do *something* with it */
+ goto normal; /* Do *something* with it. */
}
}
else
{
normal:
- SYMBOL_LANGUAGE (sym) = current_subfile->language;
if (SYMBOL_LANGUAGE (sym) == language_cplus)
{
- char *name = alloca (p - string + 1);
+ char *name = (char *) alloca (p - string + 1);
+
memcpy (name, string, p - string);
name[p - string] = '\0';
new_name = cp_canonicalize_string (name);
- cp_scan_for_anonymous_namespaces (sym);
}
if (new_name != NULL)
{
}
else
SYMBOL_SET_NAMES (sym, string, p - string, 1, objfile);
+
+ if (SYMBOL_LANGUAGE (sym) == language_cplus)
+ cp_scan_for_anonymous_namespaces (sym, objfile);
+
}
p++;
(where type 6 is defined by "blobs:t6=eblob1:0,blob2:1,;"). */
if (*p != '=')
{
- SYMBOL_CLASS (sym) = LOC_CONST;
+ SYMBOL_ACLASS_INDEX (sym) = LOC_CONST;
SYMBOL_TYPE (sym) = error_type (&p, objfile);
SYMBOL_DOMAIN (sym) = VAR_DOMAIN;
add_symbol_to_list (sym, &file_symbols);
probably has the necessary code. */
dbl_type = objfile_type (objfile)->builtin_double;
- dbl_valu =
- obstack_alloc (&objfile->objfile_obstack,
- TYPE_LENGTH (dbl_type));
+ dbl_valu
+ = (gdb_byte *) obstack_alloc (&objfile->objfile_obstack,
+ TYPE_LENGTH (dbl_type));
store_typed_floating (dbl_valu, dbl_type, d);
SYMBOL_TYPE (sym) = dbl_type;
SYMBOL_VALUE_BYTES (sym) = dbl_valu;
- SYMBOL_CLASS (sym) = LOC_CONST_BYTES;
+ SYMBOL_ACLASS_INDEX (sym) = LOC_CONST_BYTES;
}
break;
case 'i':
SYMBOL_TYPE (sym) = objfile_type (objfile)->builtin_long;
SYMBOL_VALUE (sym) = atoi (p);
- SYMBOL_CLASS (sym) = LOC_CONST;
+ SYMBOL_ACLASS_INDEX (sym) = LOC_CONST;
}
break;
{
SYMBOL_TYPE (sym) = objfile_type (objfile)->builtin_char;
SYMBOL_VALUE (sym) = atoi (p);
- SYMBOL_CLASS (sym) = LOC_CONST;
+ SYMBOL_ACLASS_INDEX (sym) = LOC_CONST;
}
break;
if (quote != '\'' && quote != '"')
{
- SYMBOL_CLASS (sym) = LOC_CONST;
+ SYMBOL_ACLASS_INDEX (sym) = LOC_CONST;
SYMBOL_TYPE (sym) = error_type (&p, objfile);
SYMBOL_DOMAIN (sym) = VAR_DOMAIN;
add_symbol_to_list (sym, &file_symbols);
}
if (*p != quote)
{
- SYMBOL_CLASS (sym) = LOC_CONST;
+ SYMBOL_ACLASS_INDEX (sym) = LOC_CONST;
SYMBOL_TYPE (sym) = error_type (&p, objfile);
SYMBOL_DOMAIN (sym) = VAR_DOMAIN;
add_symbol_to_list (sym, &file_symbols);
/* NULL terminate the string. */
string_local[ind] = 0;
- range_type = create_range_type (NULL,
- objfile_type (objfile)->builtin_int,
- 0, ind);
+ range_type
+ = create_static_range_type (NULL,
+ objfile_type (objfile)->builtin_int,
+ 0, ind);
SYMBOL_TYPE (sym) = create_array_type (NULL,
objfile_type (objfile)->builtin_char,
range_type);
- string_value = obstack_alloc (&objfile->objfile_obstack, ind + 1);
+ string_value
+ = (gdb_byte *) obstack_alloc (&objfile->objfile_obstack, ind + 1);
memcpy (string_value, string_local, ind + 1);
p++;
SYMBOL_VALUE_BYTES (sym) = string_value;
- SYMBOL_CLASS (sym) = LOC_CONST_BYTES;
+ SYMBOL_ACLASS_INDEX (sym) = LOC_CONST_BYTES;
}
break;
e.g. "b:c=e6,0" for "const b = blob1"
(where type 6 is defined by "blobs:t6=eblob1:0,blob2:1,;"). */
{
- SYMBOL_CLASS (sym) = LOC_CONST;
+ SYMBOL_ACLASS_INDEX (sym) = LOC_CONST;
SYMBOL_TYPE (sym) = read_type (&p, objfile);
if (*p != ',')
break;
default:
{
- SYMBOL_CLASS (sym) = LOC_CONST;
+ SYMBOL_ACLASS_INDEX (sym) = LOC_CONST;
SYMBOL_TYPE (sym) = error_type (&p, objfile);
}
}
case 'C':
/* The name of a caught exception. */
SYMBOL_TYPE (sym) = read_type (&p, objfile);
- SYMBOL_CLASS (sym) = LOC_LABEL;
+ SYMBOL_ACLASS_INDEX (sym) = LOC_LABEL;
SYMBOL_DOMAIN (sym) = VAR_DOMAIN;
SYMBOL_VALUE_ADDRESS (sym) = valu;
add_symbol_to_list (sym, &local_symbols);
case 'f':
/* A static function definition. */
SYMBOL_TYPE (sym) = read_type (&p, objfile);
- SYMBOL_CLASS (sym) = LOC_BLOCK;
+ SYMBOL_ACLASS_INDEX (sym) = LOC_BLOCK;
SYMBOL_DOMAIN (sym) = VAR_DOMAIN;
add_symbol_to_list (sym, &file_symbols);
/* fall into process_function_types. */
primarily for promotion when calling the function from GDB. */
TYPE_PROTOTYPED (SYMBOL_TYPE (sym)) = 1;
- /* fall into process_prototype_types */
+ /* fall into process_prototype_types. */
process_prototype_types:
/* Sun acc puts declared types of arguments here. */
nsemi++;
}
- /* Allocate parameter information fields and fill them in. */
+ /* Allocate parameter information fields and fill them in. */
TYPE_FIELDS (ftype) = (struct field *)
TYPE_ALLOC (ftype, nsemi * sizeof (struct field));
while (*p++ == ';')
/* The Sun compilers mark integer arguments, which should
be promoted to the width of the calling conventions, with
- a type which references itself. This type is turned into
+ a type which references itself. This type is turned into
a TYPE_CODE_VOID type by read_type, and we have to turn
it back into builtin_int here.
FIXME: Do we need a new builtin_promoted_int_arg ? */
case 'F':
/* A global function definition. */
SYMBOL_TYPE (sym) = read_type (&p, objfile);
- SYMBOL_CLASS (sym) = LOC_BLOCK;
+ SYMBOL_ACLASS_INDEX (sym) = LOC_BLOCK;
SYMBOL_DOMAIN (sym) = VAR_DOMAIN;
add_symbol_to_list (sym, &global_symbols);
goto process_function_types;
corresponding linker definition to find the value.
These definitions appear at the end of the namelist. */
SYMBOL_TYPE (sym) = read_type (&p, objfile);
- SYMBOL_CLASS (sym) = LOC_STATIC;
+ SYMBOL_ACLASS_INDEX (sym) = LOC_STATIC;
SYMBOL_DOMAIN (sym) = VAR_DOMAIN;
/* Don't add symbol references to global_sym_chain.
Symbol references don't have valid names and wont't match up with
case 's':
case 'l':
SYMBOL_TYPE (sym) = read_type (&p, objfile);
- SYMBOL_CLASS (sym) = LOC_LOCAL;
+ SYMBOL_ACLASS_INDEX (sym) = LOC_LOCAL;
SYMBOL_VALUE (sym) = valu;
SYMBOL_DOMAIN (sym) = VAR_DOMAIN;
add_symbol_to_list (sym, &local_symbols);
else
SYMBOL_TYPE (sym) = read_type (&p, objfile);
- SYMBOL_CLASS (sym) = LOC_ARG;
+ SYMBOL_ACLASS_INDEX (sym) = LOC_ARG;
SYMBOL_VALUE (sym) = valu;
SYMBOL_DOMAIN (sym) = VAR_DOMAIN;
SYMBOL_IS_ARGUMENT (sym) = 1;
case 'R':
/* Parameter which is in a register. */
SYMBOL_TYPE (sym) = read_type (&p, objfile);
- SYMBOL_CLASS (sym) = LOC_REGISTER;
- SYMBOL_REGISTER_OPS (sym) = &stab_register_funcs;
+ SYMBOL_ACLASS_INDEX (sym) = stab_register_index;
SYMBOL_IS_ARGUMENT (sym) = 1;
SYMBOL_VALUE (sym) = valu;
SYMBOL_DOMAIN (sym) = VAR_DOMAIN;
case 'r':
/* Register variable (either global or local). */
SYMBOL_TYPE (sym) = read_type (&p, objfile);
- SYMBOL_CLASS (sym) = LOC_REGISTER;
- SYMBOL_REGISTER_OPS (sym) = &stab_register_funcs;
+ SYMBOL_ACLASS_INDEX (sym) = stab_register_index;
SYMBOL_VALUE (sym) = valu;
SYMBOL_DOMAIN (sym) = VAR_DOMAIN;
if (within_function)
&& gdbarch_stabs_argument_has_addr (gdbarch, 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)
&& strcmp (SYMBOL_LINKAGE_NAME (prev_sym),
SYMBOL_LINKAGE_NAME (sym)) == 0)
{
- SYMBOL_CLASS (prev_sym) = LOC_REGISTER;
- SYMBOL_REGISTER_OPS (prev_sym) = &stab_register_funcs;
+ SYMBOL_ACLASS_INDEX (prev_sym) = stab_register_index;
/* Use the type from the LOC_REGISTER; that is the type
that is actually in that register. */
SYMBOL_TYPE (prev_sym) = SYMBOL_TYPE (sym);
break;
case 'S':
- /* Static symbol at top level of file */
+ /* Static symbol at top level of file. */
SYMBOL_TYPE (sym) = read_type (&p, objfile);
- SYMBOL_CLASS (sym) = LOC_STATIC;
+ SYMBOL_ACLASS_INDEX (sym) = LOC_STATIC;
SYMBOL_VALUE_ADDRESS (sym) = valu;
if (gdbarch_static_transform_name_p (gdbarch)
&& gdbarch_static_transform_name (gdbarch,
SYMBOL_LINKAGE_NAME (sym))
!= SYMBOL_LINKAGE_NAME (sym))
{
- struct minimal_symbol *msym;
- msym = lookup_minimal_symbol (SYMBOL_LINKAGE_NAME (sym), NULL, objfile);
- if (msym != NULL)
+ struct bound_minimal_symbol msym;
+
+ msym = lookup_minimal_symbol (SYMBOL_LINKAGE_NAME (sym),
+ NULL, objfile);
+ if (msym.minsym != NULL)
{
- char *new_name = gdbarch_static_transform_name
+ const char *new_name = gdbarch_static_transform_name
(gdbarch, SYMBOL_LINKAGE_NAME (sym));
+
SYMBOL_SET_LINKAGE_NAME (sym, new_name);
- SYMBOL_VALUE_ADDRESS (sym) = SYMBOL_VALUE_ADDRESS (msym);
+ SYMBOL_VALUE_ADDRESS (sym) = BMSYMBOL_VALUE_ADDRESS (msym);
}
}
SYMBOL_DOMAIN (sym) = VAR_DOMAIN;
case 't':
/* In Ada, there is no distinction between typedef and non-typedef;
any type declaration implicitly has the equivalent of a typedef,
- and thus 't' is in fact equivalent to 'Tt'.
+ and thus 't' is in fact equivalent to 'Tt'.
Therefore, for Ada units, we check the character immediately
before the 't', and if we do not find a 'T', then make sure to
SYMBOL_TYPE (sym) = read_type (&p, objfile);
/* For a nameless type, we don't want a create a symbol, thus we
- did not use `sym'. Return without further processing. */
+ did not use `sym'. Return without further processing. */
if (nameless)
return NULL;
- SYMBOL_CLASS (sym) = LOC_TYPEDEF;
+ SYMBOL_ACLASS_INDEX (sym) = LOC_TYPEDEF;
SYMBOL_VALUE (sym) = valu;
SYMBOL_DOMAIN (sym) = VAR_DOMAIN;
/* C++ vagaries: we may have a type which is derived from
&& TYPE_N_BASECLASSES (SYMBOL_TYPE (sym)))
{
int j;
+
for (j = TYPE_N_BASECLASSES (SYMBOL_TYPE (sym)) - 1; j >= 0; j--)
if (TYPE_BASECLASS_NAME (SYMBOL_TYPE (sym), j) == 0)
TYPE_BASECLASS_NAME (SYMBOL_TYPE (sym), j) =
{
/* gcc-2.6 or later (when using -fvtable-thunks)
emits a unique named type for a vtable entry.
- Some gdb code depends on that specific name. */
+ Some gdb code depends on that specific name. */
extern const char vtbl_ptr_name[];
if ((TYPE_CODE (SYMBOL_TYPE (sym)) == TYPE_CODE_PTR
Fortunately, this check seems not to be necessary
for anything except pointers or functions. */
- /* ezannoni: 2000-10-26. This seems to apply for
- versions of gcc older than 2.8. This was the original
+ /* ezannoni: 2000-10-26. This seems to apply for
+ versions of gcc older than 2.8. This was the original
problem: with the following code gdb would tell that
- the type for name1 is caddr_t, and func is char()
+ the type for name1 is caddr_t, and func is char().
+
typedef char *caddr_t;
char *name2;
struct x
{
- char *name1;
+ char *name1;
} xx;
char *func()
{
main () {}
*/
- /* Pascal accepts names for pointer types. */
+ /* Pascal accepts names for pointer types. */
if (current_subfile->language == language_pascal)
{
TYPE_NAME (SYMBOL_TYPE (sym)) = SYMBOL_LINKAGE_NAME (sym);
if (synonym)
{
/* Create the STRUCT_DOMAIN clone. */
- struct symbol *struct_sym = (struct symbol *)
- obstack_alloc (&objfile->objfile_obstack, sizeof (struct symbol));
+ struct symbol *struct_sym = allocate_symbol (objfile);
*struct_sym = *sym;
- SYMBOL_CLASS (struct_sym) = LOC_TYPEDEF;
+ SYMBOL_ACLASS_INDEX (struct_sym) = LOC_TYPEDEF;
SYMBOL_VALUE (struct_sym) = valu;
SYMBOL_DOMAIN (struct_sym) = STRUCT_DOMAIN;
if (TYPE_NAME (SYMBOL_TYPE (sym)) == 0)
- TYPE_NAME (SYMBOL_TYPE (sym)) = obconcat (&objfile->objfile_obstack,
- SYMBOL_LINKAGE_NAME (sym),
- (char *) NULL);
+ TYPE_NAME (SYMBOL_TYPE (sym))
+ = obconcat (&objfile->objfile_obstack,
+ SYMBOL_LINKAGE_NAME (sym),
+ (char *) NULL);
add_symbol_to_list (struct_sym, &file_symbols);
}
SYMBOL_TYPE (sym) = read_type (&p, objfile);
/* For a nameless type, we don't want a create a symbol, thus we
- did not use `sym'. Return without further processing. */
+ did not use `sym'. Return without further processing. */
if (nameless)
return NULL;
- SYMBOL_CLASS (sym) = LOC_TYPEDEF;
+ SYMBOL_ACLASS_INDEX (sym) = LOC_TYPEDEF;
SYMBOL_VALUE (sym) = valu;
SYMBOL_DOMAIN (sym) = STRUCT_DOMAIN;
if (TYPE_TAG_NAME (SYMBOL_TYPE (sym)) == 0)
- TYPE_TAG_NAME (SYMBOL_TYPE (sym)) = obconcat (&objfile->objfile_obstack,
- SYMBOL_LINKAGE_NAME (sym),
- (char *) NULL);
+ TYPE_TAG_NAME (SYMBOL_TYPE (sym))
+ = obconcat (&objfile->objfile_obstack,
+ SYMBOL_LINKAGE_NAME (sym),
+ (char *) NULL);
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->objfile_obstack, sizeof (struct symbol));
+ /* Clone the sym and then modify it. */
+ struct symbol *typedef_sym = allocate_symbol (objfile);
+
*typedef_sym = *sym;
- SYMBOL_CLASS (typedef_sym) = LOC_TYPEDEF;
+ SYMBOL_ACLASS_INDEX (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->objfile_obstack,
- SYMBOL_LINKAGE_NAME (sym),
- (char *) NULL);
+ TYPE_NAME (SYMBOL_TYPE (sym))
+ = obconcat (&objfile->objfile_obstack,
+ SYMBOL_LINKAGE_NAME (sym),
+ (char *) NULL);
add_symbol_to_list (typedef_sym, &file_symbols);
}
break;
case 'V':
- /* Static symbol of local scope */
+ /* Static symbol of local scope. */
SYMBOL_TYPE (sym) = read_type (&p, objfile);
- SYMBOL_CLASS (sym) = LOC_STATIC;
+ SYMBOL_ACLASS_INDEX (sym) = LOC_STATIC;
SYMBOL_VALUE_ADDRESS (sym) = valu;
if (gdbarch_static_transform_name_p (gdbarch)
&& gdbarch_static_transform_name (gdbarch,
SYMBOL_LINKAGE_NAME (sym))
!= SYMBOL_LINKAGE_NAME (sym))
{
- struct minimal_symbol *msym;
- msym = lookup_minimal_symbol (SYMBOL_LINKAGE_NAME (sym), NULL, objfile);
- if (msym != NULL)
+ struct bound_minimal_symbol msym;
+
+ msym = lookup_minimal_symbol (SYMBOL_LINKAGE_NAME (sym),
+ NULL, objfile);
+ if (msym.minsym != NULL)
{
- char *new_name = gdbarch_static_transform_name
+ const char *new_name = gdbarch_static_transform_name
(gdbarch, SYMBOL_LINKAGE_NAME (sym));
+
SYMBOL_SET_LINKAGE_NAME (sym, new_name);
- SYMBOL_VALUE_ADDRESS (sym) = SYMBOL_VALUE_ADDRESS (msym);
+ SYMBOL_VALUE_ADDRESS (sym) = BMSYMBOL_VALUE_ADDRESS (msym);
}
}
SYMBOL_DOMAIN (sym) = VAR_DOMAIN;
case 'v':
/* Reference parameter */
SYMBOL_TYPE (sym) = read_type (&p, objfile);
- SYMBOL_CLASS (sym) = LOC_REF_ARG;
+ SYMBOL_ACLASS_INDEX (sym) = LOC_REF_ARG;
SYMBOL_IS_ARGUMENT (sym) = 1;
SYMBOL_VALUE (sym) = valu;
SYMBOL_DOMAIN (sym) = VAR_DOMAIN;
case 'a':
/* Reference parameter which is in a register. */
SYMBOL_TYPE (sym) = read_type (&p, objfile);
- SYMBOL_CLASS (sym) = LOC_REGPARM_ADDR;
- SYMBOL_REGISTER_OPS (sym) = &stab_register_funcs;
+ SYMBOL_ACLASS_INDEX (sym) = stab_regparm_index;
SYMBOL_IS_ARGUMENT (sym) = 1;
SYMBOL_VALUE (sym) = valu;
SYMBOL_DOMAIN (sym) = VAR_DOMAIN;
that Pascal uses it too, but when I tried it Pascal used
"x:3" (local symbol) instead. */
SYMBOL_TYPE (sym) = read_type (&p, objfile);
- SYMBOL_CLASS (sym) = LOC_LOCAL;
+ SYMBOL_ACLASS_INDEX (sym) = LOC_LOCAL;
SYMBOL_VALUE (sym) = valu;
SYMBOL_DOMAIN (sym) = VAR_DOMAIN;
add_symbol_to_list (sym, &local_symbols);
default:
SYMBOL_TYPE (sym) = error_type (&p, objfile);
- SYMBOL_CLASS (sym) = LOC_CONST;
+ SYMBOL_ACLASS_INDEX (sym) = LOC_CONST;
SYMBOL_VALUE (sym) = 0;
SYMBOL_DOMAIN (sym) = VAR_DOMAIN;
add_symbol_to_list (sym, &file_symbols);
/* We have to convert LOC_REGISTER to LOC_REGPARM_ADDR (for
variables passed in a register). */
if (SYMBOL_CLASS (sym) == LOC_REGISTER)
- SYMBOL_CLASS (sym) = LOC_REGPARM_ADDR;
+ SYMBOL_ACLASS_INDEX (sym) = LOC_REGPARM_ADDR;
/* Likewise for converting LOC_ARG to LOC_REF_ARG (for the 7th
and subsequent arguments on SPARC, for example). */
else if (SYMBOL_CLASS (sym) == LOC_ARG)
- SYMBOL_CLASS (sym) = LOC_REF_ARG;
+ SYMBOL_ACLASS_INDEX (sym) = LOC_REF_ARG;
}
return sym;
static struct type *
error_type (char **pp, struct objfile *objfile)
{
- complaint (&symfile_complaints, _("couldn't parse type; debugger out of date?"));
+ complaint (&symfile_complaints,
+ _("couldn't parse type; debugger out of date?"));
while (1)
{
/* Skip to end of symbol. */
there is no size attribute. */
int type_size = -1;
- /* Used to distinguish string and bitstring from char-array and set. */
+ /* Used to distinguish string and bitstring from char-array and set. */
int is_string = 0;
- /* Used to distinguish vector from array. */
+ /* Used to distinguish vector from array. */
int is_vector = 0;
/* Read type number if present. The type number may be omitted.
/* Complain and keep going, so compilers can invent new
cross-reference types. */
complaint (&symfile_complaints,
- _("Unrecognized cross-reference type `%c'"), (*pp)[0]);
+ _("Unrecognized cross-reference type `%c'"),
+ (*pp)[0]);
code = TYPE_CODE_STRUCT;
break;
}
if (q1 && p > q1 && p[1] == ':')
{
int nesting_level = 0;
+
for (q2 = q1; *q2; q2++)
{
if (*q2 == '<')
type_name = NULL;
if (current_subfile->language == language_cplus)
{
- char *new_name, *name = alloca (p - *pp + 1);
+ char *new_name, *name = (char *) alloca (p - *pp + 1);
+
memcpy (name, *pp, p - *pp);
name[p - *pp] = '\0';
new_name = cp_canonicalize_string (name);
if (new_name != NULL)
{
- type_name = obsavestring (new_name, strlen (new_name),
- &objfile->objfile_obstack);
+ type_name
+ = (char *) obstack_copy0 (&objfile->objfile_obstack,
+ new_name, strlen (new_name));
xfree (new_name);
}
}
if (type_name == NULL)
{
- to = type_name =
- (char *) obstack_alloc (&objfile->objfile_obstack, p - *pp + 1);
+ to = type_name = (char *)
+ obstack_alloc (&objfile->objfile_obstack, p - *pp + 1);
/* Copy the name. */
from = *pp + 1;
(*pp)--;
/* We deal with something like t(1,2)=(3,4)=... which
- the Lucid compiler and recent gcc versions (post 2.7.3) use. */
+ the Lucid compiler and recent gcc versions (post 2.7.3) use. */
/* Allocate and enter the typedef type first.
- This handles recursive types. */
+ This handles recursive types. */
type = dbx_alloc_type (typenums, objfile);
TYPE_CODE (type) = TYPE_CODE_TYPEDEF;
{
struct type *xtype = read_type (pp, objfile);
+
if (type == xtype)
{
/* It's being defined as itself. That means it is "void". */
while (**pp && **pp != '#')
{
struct type *arg_type = read_type (pp, objfile);
- struct type_list *new = alloca (sizeof (*new));
- new->type = arg_type;
- new->next = arg_types;
- arg_types = new;
+ struct type_list *newobj = XALLOCA (struct type_list);
+ newobj->type = arg_type;
+ newobj->next = arg_types;
+ arg_types = newobj;
num_args++;
}
if (**pp == '#')
else
{
complaint (&symfile_complaints,
- _("Prototyped function type didn't end arguments with `#':\n%s"),
+ _("Prototyped function type didn't "
+ "end arguments with `#':\n%s"),
type_start);
}
/* type attribute */
{
char *attr = *pp;
+
/* Skip to the semicolon. */
while (**pp != ';' && **pp != '\0')
++(*pp);
break;
case 'S': /* String attribute */
- /* FIXME: check to see if following type is array? */
+ /* FIXME: check to see if following type is array? */
is_string = 1;
break;
case 'V': /* Vector attribute */
- /* FIXME: check to see if following type is array? */
+ /* FIXME: check to see if following type is array? */
is_vector = 1;
break;
return_type = read_type (pp, objfile);
if (*(*pp)++ != ';')
complaint (&symfile_complaints,
- _("invalid (minimal) member type data format at symtab pos %d."),
+ _("invalid (minimal) member type "
+ "data format at symtab pos %d."),
symnum);
type = allocate_stub_method (return_type);
if (typenums[0] != -1)
make_vector_type (type);
break;
- case 'S': /* Set or bitstring type */
+ case 'S': /* Set type */
type1 = read_type (pp, objfile);
type = create_set_type ((struct type *) NULL, type1);
- if (is_string)
- TYPE_CODE (type) = TYPE_CODE_BITSTRING;
if (typenums[0] != -1)
*dbx_lookup_type (typenums, objfile) = type;
break;
default:
- --*pp; /* Go back to the symbol in error */
- /* Particularly important if it was \0! */
+ --*pp; /* Go back to the symbol in error. */
+ /* Particularly important if it was \0! */
return error_type (pp, objfile);
}
}
\f
/* RS/6000 xlc/dbx combination uses a set of builtin types, starting from -1.
- Return the proper type node for a given builtin type number. */
+ Return the proper type node for a given builtin type number. */
static const struct objfile_data *rs6000_builtin_type_data;
static struct type *
rs6000_builtin_type (int typenum, struct objfile *objfile)
{
- struct type **negative_types = objfile_data (objfile, rs6000_builtin_type_data);
+ struct type **negative_types
+ = (struct type **) objfile_data (objfile, rs6000_builtin_type_data);
/* We recognize types numbered from -NUMBER_RECOGNIZED to -1. */
#define NUMBER_RECOGNIZED 34
case 9:
rettype = init_type (TYPE_CODE_INT, 4, TYPE_FLAG_UNSIGNED,
"unsigned", objfile);
+ break;
case 10:
rettype = init_type (TYPE_CODE_INT, 4, TYPE_FLAG_UNSIGNED,
"unsigned long", objfile);
\f
/* This page contains subroutines of read_type. */
-/* Replace *OLD_NAME with the method name portion of PHYSNAME. */
+/* Wrapper around method_name_from_physname to flag a complaint
+ if there is an error. */
-static void
-update_method_name_from_physname (char **old_name, char *physname)
+static char *
+stabs_method_name_from_physname (const char *physname)
{
char *method_name;
{
complaint (&symfile_complaints,
_("Method has bad physname %s\n"), physname);
- return;
+ return NULL;
}
- if (strcmp (*old_name, method_name) != 0)
- {
- xfree (*old_name);
- *old_name = method_name;
- }
- else
- xfree (method_name);
+ return method_name;
}
/* Read member function stabs info for C++ classes. The form of each member
{
int nfn_fields = 0;
int length = 0;
- /* Total number of member functions defined in this class. If the class
- defines two `f' functions, and one `g' function, then this will have
- the value 3. */
- int total_length = 0;
int i;
struct next_fnfield
{
char *p;
/* Process each list until we find something that is not a member function
- or find the end of the functions. */
+ or find the end of the functions. */
while (**pp != ';')
{
/* We should be positioned at the start of the function name.
Scan forward to find the first ':' and if it is not the
- first of a "::" delimiter, then this is not a member function. */
+ first of a "::" delimiter, then this is not a member function. */
p = *pp;
while (*p != ':')
{
look_ahead_type = NULL;
length = 0;
- new_fnlist = (struct next_fnfieldlist *)
- xmalloc (sizeof (struct next_fnfieldlist));
+ new_fnlist = XCNEW (struct next_fnfieldlist);
make_cleanup (xfree, new_fnlist);
- memset (new_fnlist, 0, sizeof (struct next_fnfieldlist));
if ((*pp)[0] == 'o' && (*pp)[1] == 'p' && is_cplus_marker ((*pp)[2]))
{
do
{
- new_sublist =
- (struct next_fnfield *) xmalloc (sizeof (struct next_fnfield));
+ new_sublist = XCNEW (struct next_fnfield);
make_cleanup (xfree, new_sublist);
- memset (new_sublist, 0, sizeof (struct next_fnfield));
/* Check for and handle cretinous dbx symbol name continuation! */
if (look_ahead_type == NULL)
{
- /* Normal case. */
+ /* Normal case. */
STABS_CONTINUE (pp, objfile);
new_sublist->fn_field.type = read_type (pp, objfile);
p++;
}
- /* If this is just a stub, then we don't have the real name here. */
+ /* These are methods, not functions. */
+ if (TYPE_CODE (new_sublist->fn_field.type) == TYPE_CODE_FUNC)
+ TYPE_CODE (new_sublist->fn_field.type) = TYPE_CODE_METHOD;
+ else
+ gdb_assert (TYPE_CODE (new_sublist->fn_field.type)
+ == TYPE_CODE_METHOD);
+ /* If this is just a stub, then we don't have the real name here. */
if (TYPE_STUB (new_sublist->fn_field.type))
{
- if (!TYPE_DOMAIN_TYPE (new_sublist->fn_field.type))
- TYPE_DOMAIN_TYPE (new_sublist->fn_field.type) = type;
+ if (!TYPE_SELF_TYPE (new_sublist->fn_field.type))
+ set_type_self_type (new_sublist->fn_field.type, type);
new_sublist->fn_field.is_stub = 1;
}
+
new_sublist->fn_field.physname = savestring (*pp, p - *pp);
*pp = p + 1;
STABS_CONTINUE (pp, objfile);
switch (**pp)
{
- case 'A': /* Normal functions. */
+ case 'A': /* Normal functions. */
new_sublist->fn_field.is_const = 0;
new_sublist->fn_field.is_volatile = 0;
(*pp)++;
break;
- case 'B': /* `const' member functions. */
+ case 'B': /* `const' member functions. */
new_sublist->fn_field.is_const = 1;
new_sublist->fn_field.is_volatile = 0;
(*pp)++;
break;
- case 'C': /* `volatile' member function. */
+ case 'C': /* `volatile' member function. */
new_sublist->fn_field.is_const = 0;
new_sublist->fn_field.is_volatile = 1;
(*pp)++;
break;
- case 'D': /* `const volatile' member function. */
+ case 'D': /* `const volatile' member function. */
new_sublist->fn_field.is_const = 1;
new_sublist->fn_field.is_volatile = 1;
(*pp)++;
break;
- case '*': /* File compiled with g++ version 1 -- no info */
+ case '*': /* File compiled with g++ version 1 --
+ no info. */
case '?':
case '.':
break;
default:
complaint (&symfile_complaints,
- _("const/volatile indicator missing, got '%c'"), **pp);
+ _("const/volatile indicator missing, got '%c'"),
+ **pp);
break;
}
look_ahead_type = read_type (pp, objfile);
if (**pp == ':')
{
- /* g++ version 1 overloaded methods. */
+ /* g++ version 1 overloaded methods. */
}
else
{
default:
/* error */
complaint (&symfile_complaints,
- _("member function type missing, got '%c'"), (*pp)[-1]);
+ _("member function type missing, got '%c'"),
+ (*pp)[-1]);
/* Fall through into normal member function. */
case '.':
method name physname physname method name
__opi [none] __opi__3Foo operator int opname
- [now or later]
- Foo _._3Foo _._3Foo ~Foo separate and
+ [now or later]
+ Foo _._3Foo _._3Foo ~Foo separate and
rename
operator i _ZN3FoocviEv _ZN3FoocviEv operator int demangle
__comp_ctor _ZN3FooC1ERKS_ _ZN3FooC1ERKS_ Foo demangle
/* Create a new fn_fieldlist for the destructors. */
- destr_fnlist = (struct next_fnfieldlist *)
- xmalloc (sizeof (struct next_fnfieldlist));
+ destr_fnlist = XCNEW (struct next_fnfieldlist);
make_cleanup (xfree, destr_fnlist);
- memset (destr_fnlist, 0, sizeof (struct next_fnfieldlist));
+
destr_fnlist->fn_fieldlist.name
= obconcat (&objfile->objfile_obstack, "~",
new_fnlist->fn_fieldlist.name, (char *) NULL);
- destr_fnlist->fn_fieldlist.fn_fields = (struct fn_field *)
- obstack_alloc (&objfile->objfile_obstack,
- sizeof (struct fn_field) * has_destructor);
+ destr_fnlist->fn_fieldlist.fn_fields =
+ XOBNEWVEC (&objfile->objfile_obstack,
+ struct fn_field, has_destructor);
memset (destr_fnlist->fn_fieldlist.fn_fields, 0,
sizeof (struct fn_field) * has_destructor);
tmp_sublist = sublist;
destr_fnlist->next = fip->fnlist;
fip->fnlist = destr_fnlist;
nfn_fields++;
- total_length += has_destructor;
length -= has_destructor;
}
else if (is_v3)
- in -gstabs instead of -gstabs+
- or for static methods, which are output as a function type
instead of a method type. */
+ char *new_method_name =
+ stabs_method_name_from_physname (sublist->fn_field.physname);
- update_method_name_from_physname (&new_fnlist->fn_fieldlist.name,
- sublist->fn_field.physname);
+ if (new_method_name != NULL
+ && strcmp (new_method_name,
+ new_fnlist->fn_fieldlist.name) != 0)
+ {
+ new_fnlist->fn_fieldlist.name = new_method_name;
+ xfree (main_fn_name);
+ }
+ else
+ xfree (new_method_name);
}
else if (has_destructor && new_fnlist->fn_fieldlist.name[0] != '~')
{
new_fnlist->fn_fieldlist.name =
- concat ("~", main_fn_name, (char *)NULL);
+ obconcat (&objfile->objfile_obstack,
+ "~", main_fn_name, (char *)NULL);
xfree (main_fn_name);
}
else if (!has_stub)
{
char dem_opname[256];
int ret;
+
ret = cplus_demangle_opname (new_fnlist->fn_fieldlist.name,
dem_opname, DMGL_ANSI);
if (!ret)
dem_opname, 0);
if (ret)
new_fnlist->fn_fieldlist.name
- = obsavestring (dem_opname, strlen (dem_opname),
- &objfile->objfile_obstack);
+ = ((const char *)
+ obstack_copy0 (&objfile->objfile_obstack, dem_opname,
+ strlen (dem_opname)));
+ xfree (main_fn_name);
}
new_fnlist->fn_fieldlist.fn_fields = (struct fn_field *)
new_fnlist->next = fip->fnlist;
fip->fnlist = new_fnlist;
nfn_fields++;
- total_length += length;
}
}
memset (TYPE_FN_FIELDLISTS (type), 0,
sizeof (struct fn_fieldlist) * nfn_fields);
TYPE_NFN_FIELDS (type) = nfn_fields;
- TYPE_NFN_FIELDS_TOTAL (type) = total_length;
}
return 1;
struct objfile *objfile)
{
char *p;
- char *name;
+ const char *name;
char cpp_abbrev;
struct type *context;
/* At this point, *pp points to something like "22:23=*22...",
where the type number before the ':' is the "context" and
everything after is a regular type definition. Lookup the
- type, find it's name, and construct the field name. */
+ type, find it's name, and construct the field name. */
context = read_type (pp, objfile);
case 'f': /* $vf -- a virtual function table pointer */
name = type_name_no_tag (context);
if (name == NULL)
- {
- name = "";
- }
+ {
+ name = "";
+ }
fip->list->field.name = obconcat (&objfile->objfile_obstack,
vptr_name, name, (char *) NULL);
break;
if (name == NULL)
{
complaint (&symfile_complaints,
- _("C++ abbreviated type name unknown at symtab pos %d"),
+ _("C++ abbreviated type name "
+ "unknown at symtab pos %d"),
symnum);
name = "FOO";
}
}
/* At this point, *pp points to the ':'. Skip it and read the
- field type. */
+ field type. */
p = ++(*pp);
if (p[-1] != ':')
{
int nbits;
- FIELD_BITPOS (fip->list->field) = read_huge_number (pp, ';', &nbits,
- 0);
+
+ SET_FIELD_BITPOS (fip->list->field,
+ read_huge_number (pp, ';', &nbits, 0));
if (nbits != 0)
return 0;
}
{
struct gdbarch *gdbarch = get_objfile_arch (objfile);
- fip->list->field.name =
- obsavestring (*pp, p - *pp, &objfile->objfile_obstack);
+ fip->list->field.name
+ = (const char *) obstack_copy0 (&objfile->objfile_obstack, *pp, p - *pp);
*pp = p + 1;
- /* This means we have a visibility for a field coming. */
+ /* This means we have a visibility for a field coming. */
if (**pp == '/')
{
(*pp)++;
{
p = ++(*pp);
#if 0
- /* Possible future hook for nested types. */
+ /* Possible future hook for nested types. */
if (**pp == '!')
{
fip->list->field.bitpos = (long) -2; /* nested type */
{
int nbits;
- FIELD_BITPOS (fip->list->field) = read_huge_number (pp, ',', &nbits, 0);
+
+ SET_FIELD_BITPOS (fip->list->field,
+ read_huge_number (pp, ',', &nbits, 0));
if (nbits != 0)
{
stabs_general_complaint ("bad structure-type format");
struct objfile *objfile)
{
char *p;
- struct nextfield *new;
+ struct nextfield *newobj;
/* We better set p right now, in case there are no fields at all... */
/* Read each data member type until we find the terminating ';' at the end of
the data member list, or break for some other reason such as finding the
- start of the member function list. */
+ start of the member function list. */
/* Stab string for structure/union does not end with two ';' in
- SUN C compiler 5.3 i.e. F6U2, hence check for end of string. */
+ SUN C compiler 5.3 i.e. F6U2, hence check for end of string. */
while (**pp != ';' && **pp != '\0')
{
STABS_CONTINUE (pp, objfile);
/* Get space to record the next field's data. */
- new = (struct nextfield *) xmalloc (sizeof (struct nextfield));
- make_cleanup (xfree, new);
- memset (new, 0, sizeof (struct nextfield));
- new->next = fip->list;
- fip->list = new;
+ newobj = XCNEW (struct nextfield);
+ make_cleanup (xfree, newobj);
+
+ newobj->next = fip->list;
+ fip->list = newobj;
/* Get the field name. */
p = *pp;
/* Look for the ':' that separates the field name from the field
values. Data members are delimited by a single ':', while member
functions are delimited by a pair of ':'s. When we hit the member
- functions (if any), terminate scan loop and return. */
+ functions (if any), terminate scan loop and return. */
while (*p != ':' && *p != '\0')
{
{
/* (the deleted) chill the list of fields: the last entry (at
the head) is a partially constructed entry which we now
- scrub. */
+ scrub. */
fip->list = fip->list->next;
}
return 1;
struct objfile *objfile)
{
int i;
- struct nextfield *new;
+ struct nextfield *newobj;
if (**pp != '!')
{
}
else
{
- /* Skip the '!' baseclass information marker. */
+ /* Skip the '!' baseclass information marker. */
(*pp)++;
}
ALLOCATE_CPLUS_STRUCT_TYPE (type);
{
int nbits;
+
TYPE_N_BASECLASSES (type) = read_huge_number (pp, ',', &nbits, 0);
if (nbits != 0)
return 0;
for (i = 0; i < TYPE_N_BASECLASSES (type); i++)
{
- new = (struct nextfield *) xmalloc (sizeof (struct nextfield));
- make_cleanup (xfree, new);
- memset (new, 0, sizeof (struct nextfield));
- new->next = fip->list;
- fip->list = new;
- FIELD_BITSIZE (new->field) = 0; /* this should be an unpacked field! */
+ newobj = XCNEW (struct nextfield);
+ make_cleanup (xfree, newobj);
+
+ newobj->next = fip->list;
+ fip->list = newobj;
+ FIELD_BITSIZE (newobj->field) = 0; /* This should be an unpacked
+ field! */
STABS_CONTINUE (pp, objfile);
switch (**pp)
{
case '0':
- /* Nothing to do. */
+ /* Nothing to do. */
break;
case '1':
SET_TYPE_FIELD_VIRTUAL (type, i);
/* Unknown character. Complain and treat it as non-virtual. */
{
complaint (&symfile_complaints,
- _("Unknown virtual character `%c' for baseclass"), **pp);
+ _("Unknown virtual character `%c' for baseclass"),
+ **pp);
}
}
++(*pp);
- new->visibility = *(*pp)++;
- switch (new->visibility)
+ newobj->visibility = *(*pp)++;
+ switch (newobj->visibility)
{
case VISIBILITY_PRIVATE:
case VISIBILITY_PROTECTED:
{
complaint (&symfile_complaints,
_("Unknown visibility `%c' for baseclass"),
- new->visibility);
- new->visibility = VISIBILITY_PUBLIC;
+ newobj->visibility);
+ newobj->visibility = VISIBILITY_PUBLIC;
}
}
corresponding to this baseclass. Always zero in the absence of
multiple inheritance. */
- FIELD_BITPOS (new->field) = read_huge_number (pp, ',', &nbits, 0);
+ SET_FIELD_BITPOS (newobj->field, read_huge_number (pp, ',', &nbits, 0));
if (nbits != 0)
return 0;
}
/* The last piece of baseclass information is the type of the
base class. Read it, and remember it's type name as this
- field's name. */
+ field's name. */
- new->field.type = read_type (pp, objfile);
- new->field.name = type_name_no_tag (new->field.type);
+ newobj->field.type = read_type (pp, objfile);
+ newobj->field.name = type_name_no_tag (newobj->field.type);
- /* skip trailing ';' and bump count of number of fields seen */
+ /* Skip trailing ';' and bump count of number of fields seen. */
if (**pp == ';')
(*pp)++;
else
STABS_CONTINUE (pp, objfile);
- /* If we are positioned at a ';', then skip it. */
+ /* If we are positioned at a ';', then skip it. */
if (**pp == ';')
{
(*pp)++;
if (**pp == '=' || **pp == '+' || **pp == '-')
{
/* Obsolete flags that used to indicate the presence
- of constructors and/or destructors. */
+ of constructors and/or destructors. */
(*pp)++;
}
return 0;
}
- TYPE_VPTR_BASETYPE (type) = t;
- if (type == t) /* Our own class provides vtbl ptr */
+ set_type_vptr_basetype (type, t);
+ if (type == t) /* Our own class provides vtbl ptr. */
{
for (i = TYPE_NFIELDS (t) - 1;
i >= TYPE_N_BASECLASSES (t);
--i)
{
- char *name = TYPE_FIELD_NAME (t, i);
+ const char *name = TYPE_FIELD_NAME (t, i);
+
if (!strncmp (name, vptr_name, sizeof (vptr_name) - 2)
&& is_cplus_marker (name[sizeof (vptr_name) - 2]))
{
- TYPE_VPTR_FIELDNO (type) = i;
+ set_type_vptr_fieldno (type, i);
goto gotit;
}
}
/* Virtual function table field not found. */
complaint (&symfile_complaints,
- _("virtual function table pointer not found when defining class `%s'"),
+ _("virtual function table pointer "
+ "not found when defining class `%s'"),
TYPE_NAME (type));
return 0;
}
else
{
- TYPE_VPTR_FIELDNO (type) = TYPE_VPTR_FIELDNO (t);
+ set_type_vptr_fieldno (type, TYPE_VPTR_FIELDNO (t));
}
gotit:
fip->fnlist != NULL;
fip->fnlist = fip->fnlist->next)
{
- --n; /* Circumvent Sun3 compiler bug */
+ --n; /* Circumvent Sun3 compiler bug. */
TYPE_FN_FIELDLISTS (type)[n] = fip->fnlist->fn_fieldlist;
}
return 1;
/* Count up the number of fields that we have, as well as taking note of
whether or not there are any non-public fields, which requires us to
allocate and build the private_field_bits and protected_field_bits
- bitfields. */
+ bitfields. */
for (scan = fip->list; scan != NULL; scan = scan->next)
{
/* Now we know how many fields there are, and whether or not there are any
non-public fields. Record the field count, allocate space for the
- array of fields, and create blank visibility bitfields if necessary. */
+ array of fields, and create blank visibility bitfields if necessary. */
TYPE_NFIELDS (type) = nfields;
TYPE_FIELDS (type) = (struct field *)
B_CLRALL (TYPE_FIELD_IGNORE_BITS (type), nfields);
}
- /* Copy the saved-up fields into the field vector. Start from the head
- of the list, adding to the tail of the field array, so that they end
- up in the same order in the array in which they were added to the list. */
+ /* Copy the saved-up fields into the field vector. Start from the
+ head of the list, adding to the tail of the field array, so that
+ they end up in the same order in the array in which they were
+ added to the list. */
while (nfields-- > 0)
{
default:
/* Unknown visibility. Complain and treat it as public. */
{
- complaint (&symfile_complaints, _("Unknown visibility `%c' for field"),
+ complaint (&symfile_complaints,
+ _("Unknown visibility `%c' for field"),
fip->list->visibility);
}
break;
static void
complain_about_struct_wipeout (struct type *type)
{
- char *name = "";
- char *kind = "";
+ const char *name = "";
+ const char *kind = "";
if (TYPE_TAG_NAME (type))
{
describing the type.
PP points to a character pointer that points to the next unconsumed token
- in the the stabs string. For example, given stabs "A:T4=s4a:1,0,32;;",
+ in the stabs string. For example, given stabs "A:T4=s4a:1,0,32;;",
*PP will point to "4a:1,0,32;;".
TYPE points to an incomplete type that needs to be filled in.
{
int nbits;
+
TYPE_LENGTH (type) = read_huge_number (pp, 0, &nbits, 0);
if (nbits != 0)
- return error_type (pp, objfile);
+ {
+ do_cleanups (back_to);
+ return error_type (pp, objfile);
+ }
set_length_in_type_chain (type);
}
/* Now read the baseclasses, if any, read the regular C struct or C++
class member fields, attach the fields to the type, read the C++
member functions, attach them to the type, and then read any tilde
- field (baseclass specifier for the class holding the main vtable). */
+ field (baseclass specifier for the class holding the main vtable). */
if (!read_baseclasses (&fi, pp, type, objfile)
|| !read_struct_fields (&fi, pp, type, objfile)
}
range_type =
- create_range_type ((struct type *) NULL, index_type, lower, upper);
+ create_static_range_type ((struct type *) NULL, index_type, lower, upper);
type = create_array_type (type, element_type, range_type);
return type;
p = *pp;
while (*p != ':')
p++;
- name = obsavestring (*pp, p - *pp, &objfile->objfile_obstack);
+ name = (char *) obstack_copy0 (&objfile->objfile_obstack, *pp, p - *pp);
*pp = p + 1;
n = read_huge_number (pp, ',', &nbits, 0);
if (nbits != 0)
return error_type (pp, objfile);
- sym = (struct symbol *)
- obstack_alloc (&objfile->objfile_obstack, sizeof (struct symbol));
- memset (sym, 0, sizeof (struct symbol));
+ sym = allocate_symbol (objfile);
SYMBOL_SET_LINKAGE_NAME (sym, name);
- SYMBOL_LANGUAGE (sym) = current_subfile->language;
- SYMBOL_CLASS (sym) = LOC_CONST;
+ SYMBOL_SET_LANGUAGE (sym, current_subfile->language,
+ &objfile->objfile_obstack);
+ SYMBOL_ACLASS_INDEX (sym) = LOC_CONST;
SYMBOL_DOMAIN (sym) = VAR_DOMAIN;
SYMBOL_VALUE (sym) = n;
if (n < 0)
{
int last = syms == osyms ? o_nsyms : 0;
int j = syms->nsyms;
+
for (; --j >= last; --n)
{
struct symbol *xsym = syms->symbol[j];
+
SYMBOL_TYPE (xsym) = type;
TYPE_FIELD_NAME (type, n) = SYMBOL_LINKAGE_NAME (xsym);
- TYPE_FIELD_BITPOS (type, n) = SYMBOL_VALUE (xsym);
+ SET_FIELD_ENUMVAL (TYPE_FIELD (type, n), SYMBOL_VALUE (xsym));
TYPE_FIELD_BITSIZE (type, n) = 0;
}
if (syms == osyms)
if (nbits != 0)
return error_type (pp, objfile);
- /* The second number is always 0, so ignore it too. */
+ /* The second number is always 0, so ignore it too. */
read_huge_number (pp, ';', &nbits, 0);
if (nbits != 0)
return error_type (pp, objfile);
- /* The third number is the number of bits for this type. */
+ /* The third number is the number of bits for this type. */
type_bits = read_huge_number (pp, 0, &nbits, 0);
if (nbits != 0)
return error_type (pp, objfile);
if (nbits != 0)
return error_type (pp, objfile);
- /* The second number is the number of bytes occupied by this type */
+ /* The second number is the number of bytes occupied by this type. */
nbytes = read_huge_number (pp, ';', &nbits, 0);
if (nbits != 0)
return error_type (pp, objfile);
size_t len;
char *p1 = p;
+
while ((c = *p1) >= '0' && c < '8')
p1++;
len = p1 - p;
if (len > twos_complement_bits / 3
- || (twos_complement_bits % 3 == 0 && len == twos_complement_bits / 3))
+ || (twos_complement_bits % 3 == 0
+ && len == twos_complement_bits / 3))
{
/* Ok, we have enough characters for a signed value, check
for signness by testing if the sign bit is set. */
if (n == 0)
{
long sn = c - '0' - ((2 * (c - '0')) | (2 << sign_bit));
+
n = -sn;
}
else
{
/* unsigned representation */
n *= radix;
- n += c - '0'; /* FIXME this overflows anyway */
+ n += c - '0'; /* FIXME this overflows anyway. */
}
}
else
overflow = 1;
/* This depends on large values being output in octal, which is
- what GCC does. */
+ what GCC does. */
if (radix == 8)
{
if (nbits == 0)
int nbits = 0;
/* If a type size attribute has been specified, the bounds of
- the range should fit in this size. If the lower bounds needs
+ the range should fit in this size. If the lower bounds needs
more bits than the upper bound, then the type is signed. */
if (n2bits <= type_size && n3bits <= type_size)
{
Also note that for complexes, g77 sets n2 to the size of one of
the member floats, not the whole complex beast. My guess is that
- this was to work well with pre-COMPLEX versions of gdb. */
+ this was to work well with pre-COMPLEX versions of gdb. */
if (n3 == 0 && n2 > 0)
{
{
struct type *complex_type =
init_type (TYPE_CODE_COMPLEX, 2 * n2, 0, NULL, objfile);
+
TYPE_TARGET_TYPE (complex_type) = float_type;
return complex_type;
}
else if (n2 == 0 && n3 == -1)
{
int bits = type_size;
+
if (bits <= 0)
{
/* We don't know its size. It is unsigned int or unsigned
index_type = objfile_type (objfile)->builtin_int;
}
- result_type = create_range_type ((struct type *) NULL, index_type, n2, n3);
+ result_type
+ = create_static_range_type ((struct type *) NULL, index_type, n2, n3);
return (result_type);
}
int *varargsp)
{
/* FIXME! Remove this arbitrary limit! */
- struct type *types[1024]; /* allow for fns of 1023 parameters */
+ struct type *types[1024]; /* Allow for fns of 1023 parameters. */
int n = 0, i;
struct field *rval;
STABS_CONTINUE (pp, objfile);
types[n++] = read_type (pp, objfile);
}
- (*pp)++; /* get past `end' (the ':' character) */
+ (*pp)++; /* get past `end' (the ':' character). */
if (n == 0)
{
*varargsp = 0;
}
- rval = (struct field *) xmalloc (n * sizeof (struct field));
- memset (rval, 0, n * sizeof (struct field));
+ rval = XCNEWVEC (struct field, n);
for (i = 0; i < n; i++)
rval[i].type = types[i];
*nargsp = n;
}
common_block = local_symbols;
common_block_i = local_symbols ? local_symbols->nsyms : 0;
- common_block_name = obsavestring (name, strlen (name),
- &objfile->objfile_obstack);
+ common_block_name = (char *) obstack_copy0 (&objfile->objfile_obstack, name,
+ strlen (name));
}
/* Process a N_ECOMM symbol. */
symbol for the common block name for later fixup. */
int i;
struct symbol *sym;
- struct pending *new = 0;
+ struct pending *newobj = 0;
struct pending *next;
int j;
return;
}
- sym = (struct symbol *)
- obstack_alloc (&objfile->objfile_obstack, sizeof (struct symbol));
- memset (sym, 0, sizeof (struct symbol));
- /* Note: common_block_name already saved on objfile_obstack */
+ sym = allocate_symbol (objfile);
+ /* Note: common_block_name already saved on objfile_obstack. */
SYMBOL_SET_LINKAGE_NAME (sym, common_block_name);
- SYMBOL_CLASS (sym) = LOC_BLOCK;
+ SYMBOL_ACLASS_INDEX (sym) = LOC_BLOCK;
/* Now we copy all the symbols which have been defined since the BCOMM. */
next = next->next)
{
for (j = 0; j < next->nsyms; j++)
- add_symbol_to_list (next->symbol[j], &new);
+ add_symbol_to_list (next->symbol[j], &newobj);
}
/* Copy however much of COMMON_BLOCK we need. If COMMON_BLOCK is
if (common_block != NULL)
for (j = common_block_i; j < common_block->nsyms; j++)
- add_symbol_to_list (common_block->symbol[j], &new);
+ add_symbol_to_list (common_block->symbol[j], &newobj);
- SYMBOL_TYPE (sym) = (struct type *) new;
+ SYMBOL_TYPE (sym) = (struct type *) newobj;
/* Should we be putting local_symbols back to what it was?
Does it matter? */
the common block name). */
static void
-fix_common_block (struct symbol *sym, int valu)
+fix_common_block (struct symbol *sym, CORE_ADDR valu)
{
struct pending *next = (struct pending *) SYMBOL_TYPE (sym);
+
for (; next; next = next->next)
{
int j;
+
for (j = next->nsyms - 1; j >= 0; j--)
SYMBOL_VALUE_ADDRESS (next->symbol[j]) += valu;
}
{
struct pending *ppt;
int i;
- /* Name of the type, without "struct" or "union" */
- char *typename = TYPE_TAG_NAME (*type);
+ /* Name of the type, without "struct" or "union". */
+ const char *type_name = TYPE_TAG_NAME (*type);
- if (typename == NULL)
+ if (type_name == NULL)
{
complaint (&symfile_complaints, _("need a type name"));
break;
&& (TYPE_INSTANCE_FLAGS (*type) ==
TYPE_INSTANCE_FLAGS (SYMBOL_TYPE (sym)))
&& strcmp (SYMBOL_LINKAGE_NAME (sym),
- typename) == 0)
+ type_name) == 0)
replace_type (*type, SYMBOL_TYPE (sym));
}
}
this unit. */
void
-cleanup_undefined_types (struct objfile *objfile)
+cleanup_undefined_stabs_types (struct objfile *objfile)
{
cleanup_undefined_types_1 ();
cleanup_undefined_types_noname (objfile);
prev = NULL;
/* Get the hash index and check all the symbols
- under that hash index. */
+ under that hash index. */
- hash = hashname (SYMBOL_LINKAGE_NAME (msymbol));
+ hash = hashname (MSYMBOL_LINKAGE_NAME (msymbol));
for (sym = global_sym_chain[hash]; sym;)
{
- if (strcmp (SYMBOL_LINKAGE_NAME (msymbol),
+ if (strcmp (MSYMBOL_LINKAGE_NAME (msymbol),
SYMBOL_LINKAGE_NAME (sym)) == 0)
{
/* Splice this symbol out of the hash chain and
- assign the value we have to it. */
+ assign the value we have to it. */
if (prev)
{
SYMBOL_VALUE_CHAIN (prev) = SYMBOL_VALUE_CHAIN (sym);
if (SYMBOL_CLASS (sym) == LOC_BLOCK)
{
fix_common_block (sym,
- SYMBOL_VALUE_ADDRESS (msymbol));
+ MSYMBOL_VALUE_ADDRESS (resolve_objfile,
+ msymbol));
}
else
{
SYMBOL_VALUE_ADDRESS (sym)
- = SYMBOL_VALUE_ADDRESS (msymbol);
+ = MSYMBOL_VALUE_ADDRESS (resolve_objfile, msymbol);
}
- SYMBOL_SECTION (sym) = SYMBOL_SECTION (msymbol);
+ SYMBOL_SECTION (sym) = MSYMBOL_SECTION (msymbol);
}
if (prev)
/* Complain about unresolved common block symbols. */
if (SYMBOL_CLASS (prev) == LOC_STATIC)
- SYMBOL_CLASS (prev) = LOC_UNRESOLVED;
+ SYMBOL_ACLASS_INDEX (prev) = LOC_UNRESOLVED;
else
complaint (&symfile_complaints,
- _("%s: common block `%s' from global_sym_chain unresolved"),
- objfile->name, SYMBOL_PRINT_NAME (prev));
+ _("%s: common block `%s' from "
+ "global_sym_chain unresolved"),
+ objfile_name (objfile), SYMBOL_PRINT_NAME (prev));
}
}
memset (global_sym_chain, 0, sizeof (global_sym_chain));
}
/* Initialize anything that needs initializing at the same time as
- start_symtab() is called. */
+ start_symtab() is called. */
void
start_stabs (void)
common_block_name = NULL;
}
-/* Call after end_symtab() */
+/* Call after end_symtab(). */
void
end_stabs (void)
find_name_end (char *name)
{
char *s = name;
+
if (s[0] == '-' || *s == '+')
{
/* Must be an ObjC method symbol. */
}
}
-/* Initializer for this module */
+/* Initializer for this module. */
void
_initialize_stabsread (void)
undef_types_allocated = 20;
undef_types_length = 0;
- undef_types = (struct type **)
- xmalloc (undef_types_allocated * sizeof (struct type *));
+ undef_types = XNEWVEC (struct type *, undef_types_allocated);
noname_undefs_allocated = 20;
noname_undefs_length = 0;
- noname_undefs = (struct nat *)
- xmalloc (noname_undefs_allocated * sizeof (struct nat));
+ noname_undefs = XNEWVEC (struct nat, noname_undefs_allocated);
+
+ stab_register_index = register_symbol_register_impl (LOC_REGISTER,
+ &stab_register_funcs);
+ stab_regparm_index = register_symbol_register_impl (LOC_REGPARM_ADDR,
+ &stab_register_funcs);
}