X-Git-Url: http://git.efficios.com/?a=blobdiff_plain;f=gdb%2Fstabsread.c;h=0017f18c35ac5c881c650d556e91b0ea620d043e;hb=c4e126313219ecde255a644a2c74008831edff5a;hp=03c9eb1364699e3b0d6896e62d293427cf6d2b1e;hpb=52059ffd6935427d02ee418be3eceeff6fd5c066;p=deliverable%2Fbinutils-gdb.git
diff --git a/gdb/stabsread.c b/gdb/stabsread.c
index 03c9eb1364..0017f18c35 100644
--- a/gdb/stabsread.c
+++ b/gdb/stabsread.c
@@ -1,6 +1,6 @@
/* Support routines for decoding "stabs" debugging information format.
- Copyright (C) 1986-2015 Free Software Foundation, Inc.
+ Copyright (C) 1986-2018 Free Software Foundation, Inc.
This file is part of GDB.
@@ -18,10 +18,11 @@
along with this program. If not, see . */
/* Support routines for reading and decoding debugging information in
- 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. */
+ the "stabs" format. This format is used by some systems that use
+ COFF or ELF where the stabs data is placed in a special section (as
+ well as with many old systems that used the a.out object file
+ format). Avoid placing any object file format specific code in
+ this file. */
#include "defs.h"
#include "bfd.h"
@@ -40,7 +41,7 @@
#include "demangle.h"
#include "gdb-demangle.h"
#include "language.h"
-#include "doublest.h"
+#include "target-float.h"
#include "cp-abi.h"
#include "cp-support.h"
#include
@@ -51,8 +52,6 @@
#include "stabsread.h" /* Our own declarations */
#undef EXTERN
-extern void _initialize_stabsread (void);
-
struct nextfield
{
struct nextfield *next;
@@ -84,14 +83,14 @@ struct field_info
};
static void
-read_one_struct_field (struct field_info *, char **, char *,
+read_one_struct_field (struct field_info *, const char **, const char *,
struct type *, struct objfile *);
static struct type *dbx_alloc_type (int[2], struct objfile *);
-static long read_huge_number (char **, int, int *, int);
+static long read_huge_number (const char **, int, int *, int);
-static struct type *error_type (char **, struct objfile *);
+static struct type *error_type (const char **, struct objfile *);
static void
patch_block_stabs (struct pending *, struct pending_stabs *,
@@ -99,35 +98,37 @@ patch_block_stabs (struct pending *, struct pending_stabs *,
static void fix_common_block (struct symbol *, CORE_ADDR);
-static int read_type_number (char **, int *);
+static int read_type_number (const char **, int *);
-static struct type *read_type (char **, struct objfile *);
+static struct type *read_type (const char **, struct objfile *);
-static struct type *read_range_type (char **, int[2], int, struct objfile *);
+static struct type *read_range_type (const char **, int[2],
+ int, struct objfile *);
-static struct type *read_sun_builtin_type (char **, int[2], struct objfile *);
+static struct type *read_sun_builtin_type (const char **,
+ int[2], struct objfile *);
-static struct type *read_sun_floating_type (char **, int[2],
+static struct type *read_sun_floating_type (const char **, int[2],
struct objfile *);
-static struct type *read_enum_type (char **, struct type *, struct objfile *);
+static struct type *read_enum_type (const char **, struct type *, struct objfile *);
static struct type *rs6000_builtin_type (int, struct objfile *);
static int
-read_member_functions (struct field_info *, char **, struct type *,
+read_member_functions (struct field_info *, const char **, struct type *,
struct objfile *);
static int
-read_struct_fields (struct field_info *, char **, struct type *,
+read_struct_fields (struct field_info *, const char **, struct type *,
struct objfile *);
static int
-read_baseclasses (struct field_info *, char **, struct type *,
+read_baseclasses (struct field_info *, const char **, struct type *,
struct objfile *);
static int
-read_tilde_fields (struct field_info *, char **, struct type *,
+read_tilde_fields (struct field_info *, const char **, struct type *,
struct objfile *);
static int attach_fn_fields_to_type (struct field_info *, struct type *);
@@ -135,24 +136,25 @@ static int attach_fn_fields_to_type (struct field_info *, struct type *);
static int attach_fields_to_type (struct field_info *, struct type *,
struct objfile *);
-static struct type *read_struct_type (char **, struct type *,
+static struct type *read_struct_type (const char **, struct type *,
enum type_code,
struct objfile *);
-static struct type *read_array_type (char **, struct type *,
+static struct type *read_array_type (const char **, struct type *,
struct objfile *);
-static struct field *read_args (char **, int, struct objfile *, int *, int *);
+static struct field *read_args (const char **, int, struct objfile *,
+ int *, int *);
static void add_undefined_type (struct type *, int[2]);
static int
-read_cpp_abbrev (struct field_info *, char **, struct type *,
+read_cpp_abbrev (struct field_info *, const char **, struct type *,
struct objfile *);
-static char *find_name_end (char *name);
+static const char *find_name_end (const char *name);
-static int process_reference (char **string);
+static int process_reference (const char **string);
void stabsread_clear_cache (void);
@@ -169,7 +171,7 @@ static void
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);
}
@@ -277,8 +279,7 @@ dbx_lookup_type (int typenums[2], struct objfile *objfile)
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)
{
@@ -354,6 +355,24 @@ dbx_alloc_type (int typenums[2], struct objfile *objfile)
return (*type_addr);
}
+/* Allocate a floating-point type of size BITS. */
+
+static struct type *
+dbx_init_float_type (struct objfile *objfile, int bits)
+{
+ struct gdbarch *gdbarch = get_objfile_arch (objfile);
+ const struct floatformat **format;
+ struct type *type;
+
+ format = gdbarch_floatformat_for_type (gdbarch, NULL, bits);
+ if (format)
+ type = init_float_type (objfile, bits, NULL, format);
+ else
+ type = init_type (objfile, TYPE_CODE_ERROR, bits, NULL);
+
+ return type;
+}
+
/* for all the stabs in a given stab vector, build appropriate types
and fix their symbols in given symbol vector. */
@@ -363,7 +382,7 @@ patch_block_stabs (struct pending *symbols, struct pending_stabs *stabs,
{
int ii;
char *name;
- char *pp;
+ const char *pp;
struct symbol *sym;
if (stabs)
@@ -399,8 +418,8 @@ patch_block_stabs (struct pending *symbols, struct pending_stabs *stabs,
SYMBOL_DOMAIN (sym) = VAR_DOMAIN;
SYMBOL_ACLASS_INDEX (sym) = LOC_OPTIMIZED_OUT;
SYMBOL_SET_LINKAGE_NAME
- (sym, obstack_copy0 (&objfile->objfile_obstack,
- name, pp - name));
+ (sym, (char *) obstack_copy0 (&objfile->objfile_obstack,
+ name, pp - name));
pp += 2;
if (*(pp - 1) == 'F' || *(pp - 1) == 'f')
{
@@ -443,7 +462,7 @@ patch_block_stabs (struct pending *symbols, struct pending_stabs *stabs,
Returns 0 for success, -1 for error. */
static int
-read_type_number (char **pp, int *typenums)
+read_type_number (const char **pp, int *typenums)
{
int nbits;
@@ -478,7 +497,7 @@ read_type_number (char **pp, int *typenums)
struct ref_map
{
- char *stabs;
+ const char *stabs;
CORE_ADDR value;
struct symbol *sym;
};
@@ -510,7 +529,7 @@ stabsread_clear_cache (void)
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)
+ref_add (int refnum, struct symbol *sym, const char *stabs, CORE_ADDR value)
{
if (ref_count == 0)
ref_chunk = 0;
@@ -545,9 +564,9 @@ ref_search (int refnum)
reference number. Move STRING beyond the reference id. */
static int
-process_reference (char **string)
+process_reference (const char **string)
{
- char *p;
+ const char *p;
int refnum = 0;
if (**string != '#')
@@ -570,9 +589,9 @@ process_reference (char **string)
definition for later use. Return the reference number. */
int
-symbol_reference_defined (char **string)
+symbol_reference_defined (const char **string)
{
- char *p = *string;
+ const char *p = *string;
int refnum = 0;
refnum = process_reference (&p);
@@ -598,8 +617,9 @@ stab_reg_to_regnum (struct symbol *sym, struct gdbarch *gdbarch)
{
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)
@@ -622,16 +642,15 @@ static int stab_register_index;
static int stab_regparm_index;
struct symbol *
-define_symbol (CORE_ADDR valu, char *string, int desc, int type,
+define_symbol (CORE_ADDR valu, const char *string, int desc, int type,
struct objfile *objfile)
{
struct gdbarch *gdbarch = get_objfile_arch (objfile);
struct symbol *sym;
- char *p = (char *) find_name_end (string);
+ const char *p = find_name_end (string);
int deftype;
int synonym = 0;
int i;
- char *new_name = NULL;
/* 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
@@ -715,18 +734,21 @@ define_symbol (CORE_ADDR valu, char *string, int desc, int type,
else
{
normal:
+ std::string new_name;
+
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);
}
- if (new_name != NULL)
+ if (!new_name.empty ())
{
- SYMBOL_SET_NAMES (sym, new_name, strlen (new_name), 1, objfile);
- xfree (new_name);
+ SYMBOL_SET_NAMES (sym,
+ new_name.c_str (), new_name.length (),
+ 1, objfile);
}
else
SYMBOL_SET_NAMES (sym, string, p - string, 1, objfile);
@@ -776,19 +798,15 @@ define_symbol (CORE_ADDR valu, char *string, int desc, int type,
{
case 'r':
{
- double d = atof (p);
gdb_byte *dbl_valu;
struct type *dbl_type;
- /* FIXME-if-picky-about-floating-accuracy: Should be using
- target arithmetic to get the value. real.c in GCC
- probably has the necessary code. */
-
dbl_type = objfile_type (objfile)->builtin_double;
- dbl_valu =
- obstack_alloc (&objfile->objfile_obstack,
- TYPE_LENGTH (dbl_type));
- store_typed_floating (dbl_valu, dbl_type, d);
+ dbl_valu
+ = (gdb_byte *) obstack_alloc (&objfile->objfile_obstack,
+ TYPE_LENGTH (dbl_type));
+
+ target_float_from_string (dbl_valu, dbl_type, std::string (p));
SYMBOL_TYPE (sym) = dbl_type;
SYMBOL_VALUE_BYTES (sym) = dbl_valu;
@@ -869,7 +887,8 @@ define_symbol (CORE_ADDR valu, char *string, int desc, int type,
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++;
@@ -954,7 +973,7 @@ define_symbol (CORE_ADDR valu, char *string, int desc, int type,
struct type *ftype = SYMBOL_TYPE (sym);
int nsemi = 0;
int nparams = 0;
- char *p1 = p;
+ const char *p1 = p;
/* Obtain a worst case guess for the number of arguments
by counting the semicolons. */
@@ -1468,7 +1487,7 @@ define_symbol (CORE_ADDR valu, char *string, int desc, int type,
debugger will be able to read the new symbol tables. */
static struct type *
-error_type (char **pp, struct objfile *objfile)
+error_type (const char **pp, struct objfile *objfile)
{
complaint (&symfile_complaints,
_("couldn't parse type; debugger out of date?"));
@@ -1501,7 +1520,7 @@ error_type (char **pp, struct objfile *objfile)
deciding whether to call read_type. */
static struct type *
-read_type (char **pp, struct objfile *objfile)
+read_type (const char **pp, struct objfile *objfile)
{
struct type *type = 0;
struct type *type1;
@@ -1573,7 +1592,7 @@ again:
char *type_name;
{
- char *from, *to, *p, *q1, *q2;
+ const char *from, *p, *q1, *q2;
/* Set the type code according to the following letter. */
switch ((*pp)[0])
@@ -1623,21 +1642,23 @@ again:
type_name = NULL;
if (current_subfile->language == language_cplus)
{
- char *new_name, *name = alloca (p - *pp + 1);
+ char *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)
+
+ std::string new_name = cp_canonicalize_string (name);
+ if (!new_name.empty ())
{
- type_name = obstack_copy0 (&objfile->objfile_obstack,
- new_name, strlen (new_name));
- xfree (new_name);
+ type_name
+ = (char *) obstack_copy0 (&objfile->objfile_obstack,
+ new_name.c_str (),
+ new_name.length ());
}
}
if (type_name == NULL)
{
- to = type_name = (char *)
+ char *to = type_name = (char *)
obstack_alloc (&objfile->objfile_obstack, p - *pp + 1);
/* Copy the name. */
@@ -1770,7 +1791,8 @@ again:
case '&': /* Reference to another type */
type1 = read_type (pp, objfile);
- type = make_reference_type (type1, dbx_lookup_type (typenums, objfile));
+ type = make_reference_type (type1, dbx_lookup_type (typenums, objfile),
+ TYPE_CODE_REF);
break;
case 'f': /* Function returning another type */
@@ -1809,7 +1831,7 @@ again:
while (**pp && **pp != '#')
{
struct type *arg_type = read_type (pp, objfile);
- struct type_list *newobj = alloca (sizeof (*newobj));
+ struct type_list *newobj = XALLOCA (struct type_list);
newobj->type = arg_type;
newobj->next = arg_types;
arg_types = newobj;
@@ -1885,7 +1907,7 @@ again:
else
/* type attribute */
{
- char *attr = *pp;
+ const char *attr = *pp;
/* Skip to the semicolon. */
while (**pp != ';' && **pp != '\0')
@@ -2056,8 +2078,8 @@ 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
@@ -2096,130 +2118,121 @@ rs6000_builtin_type (int typenum, struct objfile *objfile)
is other than 32 bits, then it should use a new negative type
number (or avoid negative type numbers for that case).
See stabs.texinfo. */
- rettype = init_type (TYPE_CODE_INT, 4, 0, "int", objfile);
+ rettype = init_integer_type (objfile, 32, 0, "int");
break;
case 2:
- rettype = init_type (TYPE_CODE_INT, 1, 0, "char", objfile);
+ rettype = init_integer_type (objfile, 8, 0, "char");
+ TYPE_NOSIGN (rettype) = 1;
break;
case 3:
- rettype = init_type (TYPE_CODE_INT, 2, 0, "short", objfile);
+ rettype = init_integer_type (objfile, 16, 0, "short");
break;
case 4:
- rettype = init_type (TYPE_CODE_INT, 4, 0, "long", objfile);
+ rettype = init_integer_type (objfile, 32, 0, "long");
break;
case 5:
- rettype = init_type (TYPE_CODE_INT, 1, TYPE_FLAG_UNSIGNED,
- "unsigned char", objfile);
+ rettype = init_integer_type (objfile, 8, 1, "unsigned char");
break;
case 6:
- rettype = init_type (TYPE_CODE_INT, 1, 0, "signed char", objfile);
+ rettype = init_integer_type (objfile, 8, 0, "signed char");
break;
case 7:
- rettype = init_type (TYPE_CODE_INT, 2, TYPE_FLAG_UNSIGNED,
- "unsigned short", objfile);
+ rettype = init_integer_type (objfile, 16, 1, "unsigned short");
break;
case 8:
- rettype = init_type (TYPE_CODE_INT, 4, TYPE_FLAG_UNSIGNED,
- "unsigned int", objfile);
+ rettype = init_integer_type (objfile, 32, 1, "unsigned int");
break;
case 9:
- rettype = init_type (TYPE_CODE_INT, 4, TYPE_FLAG_UNSIGNED,
- "unsigned", objfile);
+ rettype = init_integer_type (objfile, 32, 1, "unsigned");
break;
case 10:
- rettype = init_type (TYPE_CODE_INT, 4, TYPE_FLAG_UNSIGNED,
- "unsigned long", objfile);
+ rettype = init_integer_type (objfile, 32, 1, "unsigned long");
break;
case 11:
- rettype = init_type (TYPE_CODE_VOID, 1, 0, "void", objfile);
+ rettype = init_type (objfile, TYPE_CODE_VOID, TARGET_CHAR_BIT, "void");
break;
case 12:
/* IEEE single precision (32 bit). */
- rettype = init_type (TYPE_CODE_FLT, 4, 0, "float", objfile);
+ rettype = init_float_type (objfile, 32, "float",
+ floatformats_ieee_single);
break;
case 13:
/* IEEE double precision (64 bit). */
- rettype = init_type (TYPE_CODE_FLT, 8, 0, "double", objfile);
+ rettype = init_float_type (objfile, 64, "double",
+ floatformats_ieee_double);
break;
case 14:
/* This is an IEEE double on the RS/6000, and different machines with
different sizes for "long double" should use different negative
type numbers. See stabs.texinfo. */
- rettype = init_type (TYPE_CODE_FLT, 8, 0, "long double", objfile);
+ rettype = init_float_type (objfile, 64, "long double",
+ floatformats_ieee_double);
break;
case 15:
- rettype = init_type (TYPE_CODE_INT, 4, 0, "integer", objfile);
+ rettype = init_integer_type (objfile, 32, 0, "integer");
break;
case 16:
- rettype = init_type (TYPE_CODE_BOOL, 4, TYPE_FLAG_UNSIGNED,
- "boolean", objfile);
+ rettype = init_boolean_type (objfile, 32, 1, "boolean");
break;
case 17:
- rettype = init_type (TYPE_CODE_FLT, 4, 0, "short real", objfile);
+ rettype = init_float_type (objfile, 32, "short real",
+ floatformats_ieee_single);
break;
case 18:
- rettype = init_type (TYPE_CODE_FLT, 8, 0, "real", objfile);
+ rettype = init_float_type (objfile, 64, "real",
+ floatformats_ieee_double);
break;
case 19:
- rettype = init_type (TYPE_CODE_ERROR, 0, 0, "stringptr", objfile);
+ rettype = init_type (objfile, TYPE_CODE_ERROR, 0, "stringptr");
break;
case 20:
- rettype = init_type (TYPE_CODE_CHAR, 1, TYPE_FLAG_UNSIGNED,
- "character", objfile);
+ rettype = init_character_type (objfile, 8, 1, "character");
break;
case 21:
- rettype = init_type (TYPE_CODE_BOOL, 1, TYPE_FLAG_UNSIGNED,
- "logical*1", objfile);
+ rettype = init_boolean_type (objfile, 8, 1, "logical*1");
break;
case 22:
- rettype = init_type (TYPE_CODE_BOOL, 2, TYPE_FLAG_UNSIGNED,
- "logical*2", objfile);
+ rettype = init_boolean_type (objfile, 16, 1, "logical*2");
break;
case 23:
- rettype = init_type (TYPE_CODE_BOOL, 4, TYPE_FLAG_UNSIGNED,
- "logical*4", objfile);
+ rettype = init_boolean_type (objfile, 32, 1, "logical*4");
break;
case 24:
- rettype = init_type (TYPE_CODE_BOOL, 4, TYPE_FLAG_UNSIGNED,
- "logical", objfile);
+ rettype = init_boolean_type (objfile, 32, 1, "logical");
break;
case 25:
/* Complex type consisting of two IEEE single precision values. */
- rettype = init_type (TYPE_CODE_COMPLEX, 8, 0, "complex", objfile);
- TYPE_TARGET_TYPE (rettype) = init_type (TYPE_CODE_FLT, 4, 0, "float",
- objfile);
+ rettype = init_complex_type (objfile, "complex",
+ rs6000_builtin_type (12, objfile));
break;
case 26:
/* Complex type consisting of two IEEE double precision values. */
- rettype = init_type (TYPE_CODE_COMPLEX, 16, 0, "double complex", NULL);
- TYPE_TARGET_TYPE (rettype) = init_type (TYPE_CODE_FLT, 8, 0, "double",
- objfile);
+ rettype = init_complex_type (objfile, "double complex",
+ rs6000_builtin_type (13, objfile));
break;
case 27:
- rettype = init_type (TYPE_CODE_INT, 1, 0, "integer*1", objfile);
+ rettype = init_integer_type (objfile, 8, 0, "integer*1");
break;
case 28:
- rettype = init_type (TYPE_CODE_INT, 2, 0, "integer*2", objfile);
+ rettype = init_integer_type (objfile, 16, 0, "integer*2");
break;
case 29:
- rettype = init_type (TYPE_CODE_INT, 4, 0, "integer*4", objfile);
+ rettype = init_integer_type (objfile, 32, 0, "integer*4");
break;
case 30:
- rettype = init_type (TYPE_CODE_CHAR, 2, 0, "wchar", objfile);
+ rettype = init_character_type (objfile, 16, 0, "wchar");
break;
case 31:
- rettype = init_type (TYPE_CODE_INT, 8, 0, "long long", objfile);
+ rettype = init_integer_type (objfile, 64, 0, "long long");
break;
case 32:
- rettype = init_type (TYPE_CODE_INT, 8, TYPE_FLAG_UNSIGNED,
- "unsigned long long", objfile);
+ rettype = init_integer_type (objfile, 64, 1, "unsigned long long");
break;
case 33:
- rettype = init_type (TYPE_CODE_INT, 8, TYPE_FLAG_UNSIGNED,
- "logical*8", objfile);
+ rettype = init_integer_type (objfile, 64, 1, "logical*8");
break;
case 34:
- rettype = init_type (TYPE_CODE_INT, 8, 0, "integer*8", objfile);
+ rettype = init_integer_type (objfile, 64, 0, "integer*8");
break;
}
negative_types[-typenum] = rettype;
@@ -2264,8 +2277,8 @@ stabs_method_name_from_physname (const char *physname)
Returns 1 for success, 0 for failure. */
static int
-read_member_functions (struct field_info *fip, char **pp, struct type *type,
- struct objfile *objfile)
+read_member_functions (struct field_info *fip, const char **pp,
+ struct type *type, struct objfile *objfile)
{
int nfn_fields = 0;
int length = 0;
@@ -2280,7 +2293,7 @@ read_member_functions (struct field_info *fip, char **pp, struct type *type,
struct next_fnfieldlist *new_fnlist;
struct next_fnfield *new_sublist;
char *main_fn_name;
- char *p;
+ const char *p;
/* Process each list until we find something that is not a member function
or find the end of the functions. */
@@ -2304,10 +2317,8 @@ read_member_functions (struct field_info *fip, char **pp, struct type *type,
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]))
{
@@ -2346,10 +2357,8 @@ read_member_functions (struct field_info *fip, char **pp, struct type *type,
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)
@@ -2637,17 +2646,16 @@ read_member_functions (struct field_info *fip, char **pp, struct type *type,
/* 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;
@@ -2717,8 +2725,9 @@ read_member_functions (struct field_info *fip, char **pp, struct type *type,
dem_opname, 0);
if (ret)
new_fnlist->fn_fieldlist.name
- = obstack_copy0 (&objfile->objfile_obstack,
- dem_opname, strlen (dem_opname));
+ = ((const char *)
+ obstack_copy0 (&objfile->objfile_obstack, dem_opname,
+ strlen (dem_opname)));
xfree (main_fn_name);
}
@@ -2758,10 +2767,10 @@ read_member_functions (struct field_info *fip, char **pp, struct type *type,
keep parsing and it's time for error_type(). */
static int
-read_cpp_abbrev (struct field_info *fip, char **pp, struct type *type,
+read_cpp_abbrev (struct field_info *fip, const char **pp, struct type *type,
struct objfile *objfile)
{
- char *p;
+ const char *p;
const char *name;
char cpp_abbrev;
struct type *context;
@@ -2854,13 +2863,13 @@ read_cpp_abbrev (struct field_info *fip, char **pp, struct type *type,
}
static void
-read_one_struct_field (struct field_info *fip, char **pp, char *p,
+read_one_struct_field (struct field_info *fip, const char **pp, const char *p,
struct type *type, struct objfile *objfile)
{
struct gdbarch *gdbarch = get_objfile_arch (objfile);
- fip->list->field.name =
- obstack_copy0 (&objfile->objfile_obstack, *pp, p - *pp);
+ 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. */
@@ -2997,10 +3006,10 @@ read_one_struct_field (struct field_info *fip, char **pp, char *p,
Returns 1 for success, 0 for failure. */
static int
-read_struct_fields (struct field_info *fip, char **pp, struct type *type,
+read_struct_fields (struct field_info *fip, const char **pp, struct type *type,
struct objfile *objfile)
{
- char *p;
+ const char *p;
struct nextfield *newobj;
/* We better set p right now, in case there are no fields at all... */
@@ -3017,9 +3026,9 @@ read_struct_fields (struct field_info *fip, char **pp, struct type *type,
{
STABS_CONTINUE (pp, objfile);
/* Get space to record the next field's data. */
- newobj = (struct nextfield *) xmalloc (sizeof (struct nextfield));
+ newobj = XCNEW (struct nextfield);
make_cleanup (xfree, newobj);
- memset (newobj, 0, sizeof (struct nextfield));
+
newobj->next = fip->list;
fip->list = newobj;
@@ -3095,7 +3104,7 @@ read_struct_fields (struct field_info *fip, char **pp, struct type *type,
static int
-read_baseclasses (struct field_info *fip, char **pp, struct type *type,
+read_baseclasses (struct field_info *fip, const char **pp, struct type *type,
struct objfile *objfile)
{
int i;
@@ -3139,9 +3148,9 @@ read_baseclasses (struct field_info *fip, char **pp, struct type *type,
for (i = 0; i < TYPE_N_BASECLASSES (type); i++)
{
- newobj = (struct nextfield *) xmalloc (sizeof (struct nextfield));
+ newobj = XCNEW (struct nextfield);
make_cleanup (xfree, newobj);
- memset (newobj, 0, sizeof (struct nextfield));
+
newobj->next = fip->list;
fip->list = newobj;
FIELD_BITSIZE (newobj->field) = 0; /* This should be an unpacked
@@ -3221,10 +3230,10 @@ read_baseclasses (struct field_info *fip, char **pp, struct type *type,
so we can look for the vptr base class info. */
static int
-read_tilde_fields (struct field_info *fip, char **pp, struct type *type,
+read_tilde_fields (struct field_info *fip, const char **pp, struct type *type,
struct objfile *objfile)
{
- char *p;
+ const char *p;
STABS_CONTINUE (pp, objfile);
@@ -3497,7 +3506,7 @@ set_length_in_type_chain (struct type *type)
*/
static struct type *
-read_struct_type (char **pp, struct type *type, enum type_code type_code,
+read_struct_type (const char **pp, struct type *type, enum type_code type_code,
struct objfile *objfile)
{
struct cleanup *back_to;
@@ -3571,7 +3580,7 @@ read_struct_type (char **pp, struct type *type, enum type_code type_code,
array. */
static struct type *
-read_array_type (char **pp, struct type *type,
+read_array_type (const char **pp, struct type *type,
struct objfile *objfile)
{
struct type *index_type, *element_type, *range_type;
@@ -3634,11 +3643,11 @@ read_array_type (char **pp, struct type *type,
Also defines the symbols that represent the values of the type. */
static struct type *
-read_enum_type (char **pp, struct type *type,
+read_enum_type (const char **pp, struct type *type,
struct objfile *objfile)
{
struct gdbarch *gdbarch = get_objfile_arch (objfile);
- char *p;
+ const char *p;
char *name;
long n;
struct symbol *sym;
@@ -3682,7 +3691,7 @@ read_enum_type (char **pp, struct type *type,
p = *pp;
while (*p != ':')
p++;
- name = obstack_copy0 (&objfile->objfile_obstack, *pp, p - *pp);
+ name = (char *) obstack_copy0 (&objfile->objfile_obstack, *pp, p - *pp);
*pp = p + 1;
n = read_huge_number (pp, ',', &nbits, 0);
if (nbits != 0)
@@ -3760,20 +3769,20 @@ read_enum_type (char **pp, struct type *type,
FIXME. */
static struct type *
-read_sun_builtin_type (char **pp, int typenums[2], struct objfile *objfile)
+read_sun_builtin_type (const char **pp, int typenums[2], struct objfile *objfile)
{
int type_bits;
int nbits;
- int signed_type;
- enum type_code code = TYPE_CODE_INT;
+ int unsigned_type;
+ int boolean_type = 0;
switch (**pp)
{
case 's':
- signed_type = 1;
+ unsigned_type = 0;
break;
case 'u':
- signed_type = 0;
+ unsigned_type = 1;
break;
default:
return error_type (pp, objfile);
@@ -3790,7 +3799,7 @@ read_sun_builtin_type (char **pp, int typenums[2], struct objfile *objfile)
(*pp)++;
else if (**pp == 'b')
{
- code = TYPE_CODE_BOOL;
+ boolean_type = 1;
(*pp)++;
}
@@ -3821,18 +3830,23 @@ read_sun_builtin_type (char **pp, int typenums[2], struct objfile *objfile)
++(*pp);
if (type_bits == 0)
- return init_type (TYPE_CODE_VOID, 1,
- signed_type ? 0 : TYPE_FLAG_UNSIGNED, (char *) NULL,
- objfile);
+ {
+ struct type *type = init_type (objfile, TYPE_CODE_VOID,
+ TARGET_CHAR_BIT, NULL);
+ if (unsigned_type)
+ TYPE_UNSIGNED (type) = 1;
+ return type;
+ }
+
+ if (boolean_type)
+ return init_boolean_type (objfile, type_bits, unsigned_type, NULL);
else
- return init_type (code,
- type_bits / TARGET_CHAR_BIT,
- signed_type ? 0 : TYPE_FLAG_UNSIGNED, (char *) NULL,
- objfile);
+ return init_integer_type (objfile, type_bits, unsigned_type, NULL);
}
static struct type *
-read_sun_floating_type (char **pp, int typenums[2], struct objfile *objfile)
+read_sun_floating_type (const char **pp, int typenums[2],
+ struct objfile *objfile)
{
int nbits;
int details;
@@ -3850,16 +3864,16 @@ read_sun_floating_type (char **pp, int typenums[2], struct objfile *objfile)
if (nbits != 0)
return error_type (pp, objfile);
+ nbits = nbytes * TARGET_CHAR_BIT;
+
if (details == NF_COMPLEX || details == NF_COMPLEX16
|| details == NF_COMPLEX32)
{
- rettype = init_type (TYPE_CODE_COMPLEX, nbytes, 0, NULL, objfile);
- TYPE_TARGET_TYPE (rettype)
- = init_type (TYPE_CODE_FLT, nbytes / 2, 0, NULL, objfile);
- return rettype;
+ rettype = dbx_init_float_type (objfile, nbits / 2);
+ return init_complex_type (objfile, NULL, rettype);
}
- return init_type (TYPE_CODE_FLT, nbytes, 0, NULL, objfile);
+ return dbx_init_float_type (objfile, nbits);
}
/* Read a number from the string pointed to by *PP.
@@ -3880,9 +3894,10 @@ read_sun_floating_type (char **pp, int typenums[2], struct objfile *objfile)
If encounter garbage, set *BITS to -1 and return 0. */
static long
-read_huge_number (char **pp, int end, int *bits, int twos_complement_bits)
+read_huge_number (const char **pp, int end, int *bits,
+ int twos_complement_bits)
{
- char *p = *pp;
+ const char *p = *pp;
int sign = 1;
int sign_bit = 0;
long n = 0;
@@ -3917,7 +3932,7 @@ read_huge_number (char **pp, int end, int *bits, int twos_complement_bits)
negative number. */
size_t len;
- char *p1 = p;
+ const char *p1 = p;
while ((c = *p1) >= '0' && c < '8')
p1++;
@@ -4044,11 +4059,11 @@ read_huge_number (char **pp, int end, int *bits, int twos_complement_bits)
}
static struct type *
-read_range_type (char **pp, int typenums[2], int type_size,
+read_range_type (const char **pp, int typenums[2], int type_size,
struct objfile *objfile)
{
struct gdbarch *gdbarch = get_objfile_arch (objfile);
- char *orig_pp = *pp;
+ const char *orig_pp = *pp;
int rangenums[2];
long n2, n3;
int n2bits, n3bits;
@@ -4122,18 +4137,14 @@ read_range_type (char **pp, int typenums[2], int type_size,
}
if (got_signed || got_unsigned)
- {
- return init_type (TYPE_CODE_INT, nbits / TARGET_CHAR_BIT,
- got_unsigned ? TYPE_FLAG_UNSIGNED : 0, NULL,
- objfile);
- }
+ return init_integer_type (objfile, nbits, got_unsigned, NULL);
else
return error_type (pp, objfile);
}
/* A type defined as a subrange of itself, with bounds both 0, is void. */
if (self_subrange && n2 == 0 && n3 == 0)
- return init_type (TYPE_CODE_VOID, 1, 0, NULL, objfile);
+ return init_type (objfile, TYPE_CODE_VOID, TARGET_CHAR_BIT, NULL);
/* If n3 is zero and n2 is positive, we want a floating type, and n2
is the width in bytes.
@@ -4150,16 +4161,10 @@ read_range_type (char **pp, int typenums[2], int type_size,
if (n3 == 0 && n2 > 0)
{
struct type *float_type
- = init_type (TYPE_CODE_FLT, n2, 0, NULL, objfile);
+ = dbx_init_float_type (objfile, n2 * TARGET_CHAR_BIT);
if (self_subrange)
- {
- struct type *complex_type =
- init_type (TYPE_CODE_COMPLEX, 2 * n2, 0, NULL, objfile);
-
- TYPE_TARGET_TYPE (complex_type) = float_type;
- return complex_type;
- }
+ return init_complex_type (objfile, NULL, float_type);
else
return float_type;
}
@@ -4178,15 +4183,18 @@ read_range_type (char **pp, int typenums[2], int type_size,
bits = gdbarch_int_bit (gdbarch);
}
- return init_type (TYPE_CODE_INT, bits / TARGET_CHAR_BIT,
- TYPE_FLAG_UNSIGNED, NULL, objfile);
+ return init_integer_type (objfile, bits, 1, NULL);
}
/* Special case: char is defined (Who knows why) as a subrange of
itself with range 0-127. */
else if (self_subrange && n2 == 0 && n3 == 127)
- return init_type (TYPE_CODE_INT, 1, TYPE_FLAG_NOSIGN, NULL, objfile);
-
+ {
+ struct type *type = init_integer_type (objfile, TARGET_CHAR_BIT,
+ 0, NULL);
+ TYPE_NOSIGN (type) = 1;
+ return type;
+ }
/* We used to do this only for subrange of self or subrange of int. */
else if (n2 == 0)
{
@@ -4196,8 +4204,7 @@ read_range_type (char **pp, int typenums[2], int type_size,
if (n3 < 0)
/* n3 actually gives the size. */
- return init_type (TYPE_CODE_INT, -n3, TYPE_FLAG_UNSIGNED,
- NULL, objfile);
+ return init_integer_type (objfile, -n3 * TARGET_CHAR_BIT, 1, NULL);
/* Is n3 == 2**(8n)-1 for some integer n? Then it's an
unsigned n-byte integer. But do require n to be a power of
@@ -4211,8 +4218,7 @@ read_range_type (char **pp, int typenums[2], int type_size,
bits >>= 8;
if (bits == 0
&& ((bytes - 1) & bytes) == 0) /* "bytes is a power of two" */
- return init_type (TYPE_CODE_INT, bytes, TYPE_FLAG_UNSIGNED, NULL,
- objfile);
+ return init_integer_type (objfile, bytes * TARGET_CHAR_BIT, 1, NULL);
}
}
/* I think this is for Convex "long long". Since I don't know whether
@@ -4222,15 +4228,15 @@ read_range_type (char **pp, int typenums[2], int type_size,
&& (self_subrange
|| n2 == -gdbarch_long_long_bit
(gdbarch) / TARGET_CHAR_BIT))
- return init_type (TYPE_CODE_INT, -n2, 0, NULL, objfile);
+ return init_integer_type (objfile, -n2 * TARGET_CHAR_BIT, 0, NULL);
else if (n2 == -n3 - 1)
{
if (n3 == 0x7f)
- return init_type (TYPE_CODE_INT, 1, 0, NULL, objfile);
+ return init_integer_type (objfile, 8, 0, NULL);
if (n3 == 0x7fff)
- return init_type (TYPE_CODE_INT, 2, 0, NULL, objfile);
+ return init_integer_type (objfile, 16, 0, NULL);
if (n3 == 0x7fffffff)
- return init_type (TYPE_CODE_INT, 4, 0, NULL, objfile);
+ return init_integer_type (objfile, 32, 0, NULL);
}
/* We have a real range type on our hands. Allocate space and
@@ -4262,7 +4268,7 @@ handle_true_range:
if there is an error. */
static struct field *
-read_args (char **pp, int end, struct objfile *objfile, int *nargsp,
+read_args (const char **pp, int end, struct objfile *objfile, int *nargsp,
int *varargsp)
{
/* FIXME! Remove this arbitrary limit! */
@@ -4299,8 +4305,7 @@ read_args (char **pp, int end, struct objfile *objfile, int *nargsp,
*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;
@@ -4327,7 +4332,7 @@ static char *common_block_name;
to remain after this function returns. */
void
-common_block_start (char *name, struct objfile *objfile)
+common_block_start (const char *name, struct objfile *objfile)
{
if (common_block_name != NULL)
{
@@ -4336,8 +4341,8 @@ common_block_start (char *name, struct objfile *objfile)
}
common_block = local_symbols;
common_block_i = local_symbols ? local_symbols->nsyms : 0;
- common_block_name = obstack_copy0 (&objfile->objfile_obstack,
- name, strlen (name));
+ common_block_name = (char *) obstack_copy0 (&objfile->objfile_obstack, name,
+ strlen (name));
}
/* Process a N_ECOMM symbol. */
@@ -4810,10 +4815,10 @@ finish_global_stabs (struct objfile *objfile)
/* Find the end of the name, delimited by a ':', but don't match
ObjC symbols which look like -[Foo bar::]:bla. */
-static char *
-find_name_end (char *name)
+static const char *
+find_name_end (const char *name)
{
- char *s = name;
+ const char *s = name;
if (s[0] == '-' || *s == '+')
{
@@ -4844,13 +4849,11 @@ _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);