1 /* stabs.c -- Parse stabs debugging information
2 Copyright (C) 1995, 1996, 1997, 1998, 1999 Free Software Foundation, Inc.
3 Written by Ian Lance Taylor <ian@cygnus.com>.
5 This file is part of GNU Binutils.
7 This program is free software; you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation; either version 2 of the License, or
10 (at your option) any later version.
12 This program is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
17 You should have received a copy of the GNU General Public License
18 along with this program; if not, write to the Free Software
19 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
22 /* This file contains code which parses stabs debugging information.
23 The organization of this code is based on the gdb stabs reading
24 code. The job it does is somewhat different, because it is not
25 trying to identify the correct address for anything. */
32 #include "libiberty.h"
37 /* Meaningless definition needs by aout64.h. FIXME. */
38 #define BYTES_IN_WORD 4
40 #include "aout/aout64.h"
41 #include "aout/stab_gnu.h"
45 #define DIR_SEPARATOR '\\'
47 #define DIR_SEPARATOR '/'
51 /* The number of predefined XCOFF types. */
53 #define XCOFF_TYPE_COUNT 34
55 /* This structure is used as a handle so that the stab parsing doesn't
56 need to use any static variables. */
62 /* True if this is stabs in sections. */
64 /* The symbol table. */
66 /* The number of symbols. */
68 /* The accumulated file name string. */
70 /* The value of the last N_SO symbol. */
72 /* The value of the start of the file, so that we can handle file
73 relative N_LBRAC and N_RBRAC symbols. */
74 bfd_vma file_start_offset;
75 /* The offset of the start of the function, so that we can handle
76 function relative N_LBRAC and N_RBRAC symbols. */
77 bfd_vma function_start_offset;
78 /* The version number of gcc which compiled the current compilation
79 unit, 0 if not compiled by gcc. */
81 /* Whether an N_OPT symbol was seen that was not generated by gcc,
82 so that we can detect the SunPRO compiler. */
84 /* The main file name. */
86 /* A stack of unfinished N_BINCL files. */
87 struct bincl_file *bincl_stack;
88 /* A list of finished N_BINCL files. */
89 struct bincl_file *bincl_list;
90 /* Whether we are inside a function or not. */
91 boolean within_function;
92 /* The address of the end of the function, used if we have seen an
93 N_FUN symbol while in a function. This is -1 if we have not seen
94 an N_FUN (the normal case). */
96 /* The depth of block nesting. */
98 /* List of pending variable definitions. */
99 struct stab_pending_var *pending;
100 /* Number of files for which we have types. */
102 /* Lists of types per file. */
103 struct stab_types **file_types;
104 /* Predefined XCOFF types. */
105 debug_type xcoff_types[XCOFF_TYPE_COUNT];
106 /* Undefined tags. */
107 struct stab_tag *tags;
108 /* Set by parse_stab_type if it sees a structure defined as a cross
109 reference to itself. Reset by parse_stab_type otherwise. */
110 boolean self_crossref;
113 /* A list of these structures is used to hold pending variable
114 definitions seen before the N_LBRAC of a block. */
116 struct stab_pending_var
118 /* Next pending variable definition. */
119 struct stab_pending_var *next;
125 enum debug_var_kind kind;
130 /* A list of these structures is used to hold the types for a single
135 /* Next set of slots for this file. */
136 struct stab_types *next;
137 /* Types indexed by type number. */
138 #define STAB_TYPES_SLOTS (16)
139 debug_type types[STAB_TYPES_SLOTS];
142 /* We keep a list of undefined tags that we encounter, so that we can
143 fill them in if the tag is later defined. */
147 /* Next undefined tag. */
148 struct stab_tag *next;
152 enum debug_type_kind kind;
153 /* Slot to hold real type when we discover it. If we don't, we fill
154 in an undefined tag type. */
156 /* Indirect type we have created to point at slot. */
160 static char *savestring PARAMS ((const char *, int));
161 static bfd_vma parse_number PARAMS ((const char **, boolean *));
162 static void bad_stab PARAMS ((const char *));
163 static void warn_stab PARAMS ((const char *, const char *));
164 static boolean parse_stab_string
165 PARAMS ((PTR, struct stab_handle *, int, int, bfd_vma, const char *));
166 static debug_type parse_stab_type
167 PARAMS ((PTR, struct stab_handle *, const char *, const char **,
169 static boolean parse_stab_type_number
170 PARAMS ((const char **, int *));
171 static debug_type parse_stab_range_type
172 PARAMS ((PTR, struct stab_handle *, const char *, const char **,
174 static debug_type parse_stab_sun_builtin_type PARAMS ((PTR, const char **));
175 static debug_type parse_stab_sun_floating_type
176 PARAMS ((PTR, const char **));
177 static debug_type parse_stab_enum_type PARAMS ((PTR, const char **));
178 static debug_type parse_stab_struct_type
179 PARAMS ((PTR, struct stab_handle *, const char *, const char **, boolean,
181 static boolean parse_stab_baseclasses
182 PARAMS ((PTR, struct stab_handle *, const char **, debug_baseclass **));
183 static boolean parse_stab_struct_fields
184 PARAMS ((PTR, struct stab_handle *, const char **, debug_field **,
186 static boolean parse_stab_cpp_abbrev
187 PARAMS ((PTR, struct stab_handle *, const char **, debug_field *));
188 static boolean parse_stab_one_struct_field
189 PARAMS ((PTR, struct stab_handle *, const char **, const char *,
190 debug_field *, boolean *));
191 static boolean parse_stab_members
192 PARAMS ((PTR, struct stab_handle *, const char *, const char **,
193 const int *, debug_method **));
194 static debug_type parse_stab_argtypes
195 PARAMS ((PTR, struct stab_handle *, debug_type, const char *, const char *,
196 debug_type, const char *, boolean, boolean, const char **));
197 static boolean parse_stab_tilde_field
198 PARAMS ((PTR, struct stab_handle *, const char **, const int *,
199 debug_type *, boolean *));
200 static debug_type parse_stab_array_type
201 PARAMS ((PTR, struct stab_handle *, const char **, boolean));
202 static void push_bincl PARAMS ((struct stab_handle *, const char *, bfd_vma));
203 static const char *pop_bincl PARAMS ((struct stab_handle *));
204 static boolean find_excl
205 PARAMS ((struct stab_handle *, const char *, bfd_vma));
206 static boolean stab_record_variable
207 PARAMS ((PTR, struct stab_handle *, const char *, debug_type,
208 enum debug_var_kind, bfd_vma));
209 static boolean stab_emit_pending_vars PARAMS ((PTR, struct stab_handle *));
210 static debug_type *stab_find_slot
211 PARAMS ((struct stab_handle *, const int *));
212 static debug_type stab_find_type
213 PARAMS ((PTR, struct stab_handle *, const int *));
214 static boolean stab_record_type
215 PARAMS ((PTR, struct stab_handle *, const int *, debug_type));
216 static debug_type stab_xcoff_builtin_type
217 PARAMS ((PTR, struct stab_handle *, int));
218 static debug_type stab_find_tagged_type
219 PARAMS ((PTR, struct stab_handle *, const char *, int,
220 enum debug_type_kind));
221 static debug_type *stab_demangle_argtypes
222 PARAMS ((PTR, struct stab_handle *, const char *, boolean *));
224 /* Save a string in memory. */
227 savestring (start, len)
233 ret = (char *) xmalloc (len + 1);
234 memcpy (ret, start, len);
239 /* Read a number from a string. */
242 parse_number (pp, poverflow)
249 if (poverflow != NULL)
255 ul = strtoul (*pp, (char **) pp, 0);
256 if (ul + 1 != 0 || errno == 0)
258 /* If bfd_vma is larger than unsigned long, and the number is
259 meant to be negative, we have to make sure that we sign
262 return (bfd_vma) (bfd_signed_vma) (long) ul;
266 /* Note that even though strtoul overflowed, it should have set *pp
267 to the end of the number, which is where we want it. */
269 if (sizeof (bfd_vma) > sizeof (unsigned long))
274 bfd_vma over, lastdig;
278 /* Our own version of strtoul, for a bfd_vma. */
294 if (p[1] == 'x' || p[1] == 'X')
306 over = ((bfd_vma) (bfd_signed_vma) -1) / (bfd_vma) base;
307 lastdig = ((bfd_vma) (bfd_signed_vma) -1) % (bfd_vma) base;
316 if (isdigit ((unsigned char) d))
318 else if (isupper ((unsigned char) d))
320 else if (islower ((unsigned char) d))
328 if (v > over || (v == over && (bfd_vma) d > lastdig))
343 /* If we get here, the number is too large to represent in a
346 if (poverflow != NULL)
349 warn_stab (orig, _("numeric overflow"));
354 /* Give an error for a bad stab string. */
360 fprintf (stderr, _("Bad stab: %s\n"), p);
363 /* Warn about something in a stab string. */
370 fprintf (stderr, _("Warning: %s: %s\n"), err, p);
373 /* Create a handle to parse stabs symbols with. */
377 start_stab (dhandle, abfd, sections, syms, symcount)
378 PTR dhandle ATTRIBUTE_UNUSED;
384 struct stab_handle *ret;
386 ret = (struct stab_handle *) xmalloc (sizeof *ret);
387 memset (ret, 0, sizeof *ret);
389 ret->sections = sections;
391 ret->symcount = symcount;
393 ret->file_types = (struct stab_types **) xmalloc (sizeof *ret->file_types);
394 ret->file_types[0] = NULL;
395 ret->function_end = (bfd_vma) -1;
399 /* When we have processed all the stabs information, we need to go
400 through and fill in all the undefined tags. */
403 finish_stab (dhandle, handle)
407 struct stab_handle *info = (struct stab_handle *) handle;
410 if (info->within_function)
412 if (! stab_emit_pending_vars (dhandle, info)
413 || ! debug_end_function (dhandle, info->function_end))
415 info->within_function = false;
416 info->function_end = (bfd_vma) -1;
419 for (st = info->tags; st != NULL; st = st->next)
421 enum debug_type_kind kind;
424 if (kind == DEBUG_KIND_ILLEGAL)
425 kind = DEBUG_KIND_STRUCT;
426 st->slot = debug_make_undefined_tagged_type (dhandle, st->name, kind);
427 if (st->slot == DEBUG_TYPE_NULL)
434 /* Handle a single stabs symbol. */
437 parse_stab (dhandle, handle, type, desc, value, string)
445 struct stab_handle *info = (struct stab_handle *) handle;
447 /* gcc will emit two N_SO strings per compilation unit, one for the
448 directory name and one for the file name. We just collect N_SO
449 strings as we see them, and start the new compilation unit when
450 we see a non N_SO symbol. */
451 if (info->so_string != NULL
452 && (type != N_SO || *string == '\0' || value != info->so_value))
454 if (! debug_set_filename (dhandle, info->so_string))
456 info->main_filename = info->so_string;
458 info->gcc_compiled = 0;
459 info->n_opt_found = false;
461 /* Generally, for stabs in the symbol table, the N_LBRAC and
462 N_RBRAC symbols are relative to the N_SO symbol value. */
463 if (! info->sections)
464 info->file_start_offset = info->so_value;
466 /* We need to reset the mapping from type numbers to types. We
467 can't free the old mapping, because of the use of
468 debug_make_indirect_type. */
470 info->file_types = ((struct stab_types **)
471 xmalloc (sizeof *info->file_types));
472 info->file_types[0] = NULL;
474 info->so_string = NULL;
476 /* Now process whatever type we just got. */
486 /* Ignore extra outermost context from SunPRO cc and acc. */
487 if (info->n_opt_found && desc == 1)
490 if (! info->within_function)
492 fprintf (stderr, _("N_LBRAC not within function\n"));
496 /* Start an inner lexical block. */
497 if (! debug_start_block (dhandle,
499 + info->file_start_offset
500 + info->function_start_offset)))
503 /* Emit any pending variable definitions. */
504 if (! stab_emit_pending_vars (dhandle, info))
511 /* Ignore extra outermost context from SunPRO cc and acc. */
512 if (info->n_opt_found && desc == 1)
515 /* We shouldn't have any pending variable definitions here, but,
516 if we do, we probably need to emit them before closing the
518 if (! stab_emit_pending_vars (dhandle, info))
521 /* End an inner lexical block. */
522 if (! debug_end_block (dhandle,
524 + info->file_start_offset
525 + info->function_start_offset)))
529 if (info->block_depth < 0)
531 fprintf (stderr, _("Too many N_RBRACs\n"));
537 /* This always ends a function. */
538 if (info->within_function)
544 && info->function_end != (bfd_vma) -1
545 && info->function_end < endval)
546 endval = info->function_end;
547 if (! stab_emit_pending_vars (dhandle, info)
548 || ! debug_end_function (dhandle, endval))
550 info->within_function = false;
551 info->function_end = (bfd_vma) -1;
554 /* An empty string is emitted by gcc at the end of a compilation
559 /* Just accumulate strings until we see a non N_SO symbol. If
560 the string starts with a directory separator or some other
561 form of absolute path specification, we discard the previously
562 accumulated strings. */
563 if (info->so_string == NULL)
564 info->so_string = xstrdup (string);
571 if ( (string[0] == '/')
572 || (string[0] == DIR_SEPARATOR)
573 || ( (DIR_SEPARATOR == '\\')
574 && (string[1] == ':')
575 && ( (string[2] == DIR_SEPARATOR)
576 || (string[2] == '/'))))
577 info->so_string = xstrdup (string);
579 info->so_string = concat (info->so_string, string,
580 (const char *) NULL);
584 info->so_value = value;
589 /* Start an include file. */
590 if (! debug_start_source (dhandle, string))
595 /* Start an include file which may be replaced. */
596 push_bincl (info, string, value);
597 if (! debug_start_source (dhandle, string))
602 /* End an N_BINCL include. */
603 if (! debug_start_source (dhandle, pop_bincl (info)))
608 /* This is a duplicate of a header file named by N_BINCL which
609 was eliminated by the linker. */
610 if (! find_excl (info, string, value))
615 if (! debug_record_line (dhandle, desc,
616 value + info->function_start_offset))
621 if (! debug_start_common_block (dhandle, string))
626 if (! debug_end_common_block (dhandle, string))
633 if (info->within_function)
635 /* This always marks the end of a function; we don't
636 need to worry about info->function_end. */
638 value += info->function_start_offset;
639 if (! stab_emit_pending_vars (dhandle, info)
640 || ! debug_end_function (dhandle, value))
642 info->within_function = false;
643 info->function_end = (bfd_vma) -1;
648 /* A const static symbol in the .text section will have an N_FUN
649 entry. We need to use these to mark the end of the function,
650 in case we are looking at gcc output before it was changed to
651 always emit an empty N_FUN. We can't call debug_end_function
652 here, because it might be a local static symbol. */
653 if (info->within_function
654 && (info->function_end == (bfd_vma) -1
655 || value < info->function_end))
656 info->function_end = value;
659 /* FIXME: gdb checks the string for N_STSYM, N_LCSYM or N_ROSYM
660 symbols, and if it does not start with :S, gdb relocates the
661 value to the start of the section. gcc always seems to use
662 :S, so we don't worry about this. */
668 colon = strchr (string, ':');
670 && (colon[1] == 'f' || colon[1] == 'F'))
672 if (info->within_function)
677 if (info->function_end != (bfd_vma) -1
678 && info->function_end < endval)
679 endval = info->function_end;
680 if (! stab_emit_pending_vars (dhandle, info)
681 || ! debug_end_function (dhandle, endval))
683 info->function_end = (bfd_vma) -1;
685 /* For stabs in sections, line numbers and block addresses
686 are offsets from the start of the function. */
688 info->function_start_offset = value;
689 info->within_function = true;
692 if (! parse_stab_string (dhandle, info, type, desc, value, string))
698 if (string != NULL && strcmp (string, "gcc2_compiled.") == 0)
699 info->gcc_compiled = 2;
700 else if (string != NULL && strcmp (string, "gcc_compiled.") == 0)
701 info->gcc_compiled = 1;
703 info->n_opt_found = true;
715 /* Parse the stabs string. */
718 parse_stab_string (dhandle, info, stabtype, desc, value, string)
720 struct stab_handle *info;
731 boolean self_crossref;
735 p = strchr (string, ':');
750 /* GCC 2.x puts the line number in desc. SunOS apparently puts in
751 the number of bytes occupied by a type or object, which we
753 if (info->gcc_compiled >= 2)
758 /* FIXME: Sometimes the special C++ names start with '.'. */
760 if (string[0] == '$')
768 /* Was: name = "vptr"; */
774 /* This was an anonymous type that was never fixed up. */
777 /* SunPRO (3.0 at least) static variable encoding. */
780 warn_stab (string, _("unknown C++ encoded name"));
787 if (p == string || (string[0] == ' ' && p == string + 1))
790 name = savestring (string, p - string);
794 if (isdigit ((unsigned char) *p) || *p == '(' || *p == '-')
802 /* c is a special case, not followed by a type-number.
803 SYMBOL:c=iVALUE for an integer constant symbol.
804 SYMBOL:c=rVALUE for a floating constant symbol.
805 SYMBOL:c=eTYPE,INTVALUE for an enum constant symbol.
806 e.g. "b:c=e6,0" for "const b = blob1"
807 (where type 6 is defined by "blobs:t6=eblob1:0,blob2:1,;"). */
817 /* Floating point constant. */
818 if (! debug_record_float_const (dhandle, name, atof (p)))
822 /* Integer constant. */
823 /* Defining integer constants this way is kind of silly,
824 since 'e' constants allows the compiler to give not only
825 the value, but the type as well. C has at least int,
826 long, unsigned int, and long long as constant types;
827 other languages probably should have at least unsigned as
828 well as signed constants. */
829 if (! debug_record_int_const (dhandle, name, atoi (p)))
833 /* SYMBOL:c=eTYPE,INTVALUE for a constant symbol whose value
834 can be represented as integral.
835 e.g. "b:c=e6,0" for "const b = blob1"
836 (where type 6 is defined by "blobs:t6=eblob1:0,blob2:1,;"). */
837 dtype = parse_stab_type (dhandle, info, (const char *) NULL,
838 &p, (debug_type **) NULL);
839 if (dtype == DEBUG_TYPE_NULL)
846 if (! debug_record_typed_const (dhandle, name, dtype, atoi (p)))
857 /* The name of a caught exception. */
858 dtype = parse_stab_type (dhandle, info, (const char *) NULL,
859 &p, (debug_type **) NULL);
860 if (dtype == DEBUG_TYPE_NULL)
862 if (! debug_record_label (dhandle, name, dtype, value))
868 /* A function definition. */
869 dtype = parse_stab_type (dhandle, info, (const char *) NULL, &p,
870 (debug_type **) NULL);
871 if (dtype == DEBUG_TYPE_NULL)
873 if (! debug_record_function (dhandle, name, dtype, type == 'F', value))
876 /* Sun acc puts declared types of arguments here. We don't care
877 about their actual types (FIXME -- we should remember the whole
878 function prototype), but the list may define some new types
879 that we have to remember, so we must scan it now. */
883 if (parse_stab_type (dhandle, info, (const char *) NULL, &p,
884 (debug_type **) NULL)
897 /* A global symbol. The value must be extracted from the
899 dtype = parse_stab_type (dhandle, info, (const char *) NULL, &p,
900 (debug_type **) NULL);
901 if (dtype == DEBUG_TYPE_NULL)
903 leading = bfd_get_symbol_leading_char (info->abfd);
904 for (c = info->symcount, ps = info->syms; c > 0; --c, ++ps)
908 n = bfd_asymbol_name (*ps);
909 if (leading != '\0' && *n == leading)
911 if (*n == *name && strcmp (n, name) == 0)
915 value = bfd_asymbol_value (*ps);
916 if (! stab_record_variable (dhandle, info, name, dtype, DEBUG_GLOBAL,
922 /* This case is faked by a conditional above, when there is no
923 code letter in the dbx data. Dbx data never actually
927 dtype = parse_stab_type (dhandle, info, (const char *) NULL, &p,
928 (debug_type **) NULL);
929 if (dtype == DEBUG_TYPE_NULL)
931 if (! stab_record_variable (dhandle, info, name, dtype, DEBUG_LOCAL,
937 /* A function parameter. */
939 dtype = parse_stab_type (dhandle, info, (const char *) NULL, &p,
940 (debug_type **) NULL);
943 /* pF is a two-letter code that means a function parameter in
944 Fortran. The type-number specifies the type of the return
945 value. Translate it into a pointer-to-function type. */
947 dtype = parse_stab_type (dhandle, info, (const char *) NULL, &p,
948 (debug_type **) NULL);
949 if (dtype != DEBUG_TYPE_NULL)
953 ftype = debug_make_function_type (dhandle, dtype,
954 (debug_type *) NULL, false);
955 dtype = debug_make_pointer_type (dhandle, ftype);
958 if (dtype == DEBUG_TYPE_NULL)
960 if (! debug_record_parameter (dhandle, name, dtype, DEBUG_PARM_STACK,
964 /* FIXME: At this point gdb considers rearranging the parameter
965 address on a big endian machine if it is smaller than an int.
966 We have no way to do that, since we don't really know much
972 if (stabtype == N_FUN)
974 /* Prototype of a function referenced by this file. */
978 if (parse_stab_type (dhandle, info, (const char *) NULL, &p,
979 (debug_type **) NULL)
987 /* Parameter which is in a register. */
988 dtype = parse_stab_type (dhandle, info, (const char *) NULL, &p,
989 (debug_type **) NULL);
990 if (dtype == DEBUG_TYPE_NULL)
992 if (! debug_record_parameter (dhandle, name, dtype, DEBUG_PARM_REG,
998 /* Register variable (either global or local). */
999 dtype = parse_stab_type (dhandle, info, (const char *) NULL, &p,
1000 (debug_type **) NULL);
1001 if (dtype == DEBUG_TYPE_NULL)
1003 if (! stab_record_variable (dhandle, info, name, dtype, DEBUG_REGISTER,
1007 /* FIXME: At this point gdb checks to combine pairs of 'p' and
1008 'r' stabs into a single 'P' stab. */
1013 /* Static symbol at top level of file */
1014 dtype = parse_stab_type (dhandle, info, (const char *) NULL, &p,
1015 (debug_type **) NULL);
1016 if (dtype == DEBUG_TYPE_NULL)
1018 if (! stab_record_variable (dhandle, info, name, dtype, DEBUG_STATIC,
1025 dtype = parse_stab_type (dhandle, info, name, &p, &slot);
1026 if (dtype == DEBUG_TYPE_NULL)
1030 /* A nameless type. Nothing to do. */
1034 dtype = debug_name_type (dhandle, name, dtype);
1035 if (dtype == DEBUG_TYPE_NULL)
1044 /* Struct, union, or enum tag. For GNU C++, this can be be followed
1045 by 't' which means we are typedef'ing it as well. */
1049 /* FIXME: gdb sets synonym to true if the current language
1058 dtype = parse_stab_type (dhandle, info, name, &p, &slot);
1059 if (dtype == DEBUG_TYPE_NULL)
1064 /* INFO->SELF_CROSSREF is set by parse_stab_type if this type is
1065 a cross reference to itself. These are generated by some
1067 self_crossref = info->self_crossref;
1069 dtype = debug_tag_type (dhandle, name, dtype);
1070 if (dtype == DEBUG_TYPE_NULL)
1075 /* See if we have a cross reference to this tag which we can now
1076 fill in. Avoid filling in a cross reference to ourselves,
1077 because that would lead to circular debugging information. */
1078 if (! self_crossref)
1080 register struct stab_tag **pst;
1082 for (pst = &info->tags; *pst != NULL; pst = &(*pst)->next)
1084 if ((*pst)->name[0] == name[0]
1085 && strcmp ((*pst)->name, name) == 0)
1087 (*pst)->slot = dtype;
1088 *pst = (*pst)->next;
1096 dtype = debug_name_type (dhandle, name, dtype);
1097 if (dtype == DEBUG_TYPE_NULL)
1107 /* Static symbol of local scope */
1108 dtype = parse_stab_type (dhandle, info, (const char *) NULL, &p,
1109 (debug_type **) NULL);
1110 if (dtype == DEBUG_TYPE_NULL)
1112 /* FIXME: gdb checks os9k_stabs here. */
1113 if (! stab_record_variable (dhandle, info, name, dtype,
1114 DEBUG_LOCAL_STATIC, value))
1119 /* Reference parameter. */
1120 dtype = parse_stab_type (dhandle, info, (const char *) NULL, &p,
1121 (debug_type **) NULL);
1122 if (dtype == DEBUG_TYPE_NULL)
1124 if (! debug_record_parameter (dhandle, name, dtype, DEBUG_PARM_REFERENCE,
1130 /* Reference parameter which is in a register. */
1131 dtype = parse_stab_type (dhandle, info, (const char *) NULL, &p,
1132 (debug_type **) NULL);
1133 if (dtype == DEBUG_TYPE_NULL)
1135 if (! debug_record_parameter (dhandle, name, dtype, DEBUG_PARM_REF_REG,
1141 /* This is used by Sun FORTRAN for "function result value".
1142 Sun claims ("dbx and dbxtool interfaces", 2nd ed)
1143 that Pascal uses it too, but when I tried it Pascal used
1144 "x:3" (local symbol) instead. */
1145 dtype = parse_stab_type (dhandle, info, (const char *) NULL, &p,
1146 (debug_type **) NULL);
1147 if (dtype == DEBUG_TYPE_NULL)
1149 if (! stab_record_variable (dhandle, info, name, dtype, DEBUG_LOCAL,
1159 /* FIXME: gdb converts structure values to structure pointers in a
1160 couple of cases, depending upon the target. */
1165 /* Parse a stabs type. The typename argument is non-NULL if this is a
1166 typedef or a tag definition. The pp argument points to the stab
1167 string, and is updated. The slotp argument points to a place to
1168 store the slot used if the type is being defined. */
1171 parse_stab_type (dhandle, info, typename, pp, slotp)
1173 struct stab_handle *info;
1174 const char *typename;
1193 info->self_crossref = false;
1195 /* Read type number if present. The type number may be omitted.
1196 for instance in a two-dimensional array declared with type
1197 "ar1;1;10;ar1;1;10;4". */
1198 if (! isdigit ((unsigned char) **pp) && **pp != '(' && **pp != '-')
1200 /* 'typenums=' not present, type is anonymous. Read and return
1201 the definition, but don't put it in the type vector. */
1202 typenums[0] = typenums[1] = -1;
1206 if (! parse_stab_type_number (pp, typenums))
1207 return DEBUG_TYPE_NULL;
1211 /* Type is not being defined here. Either it already
1212 exists, or this is a forward reference to it. */
1213 return stab_find_type (dhandle, info, typenums);
1216 /* Only set the slot if the type is being defined. This means
1217 that the mapping from type numbers to types will only record
1218 the name of the typedef which defines a type. If we don't do
1219 this, then something like
1222 will record that i is of type foo. Unfortunately, stabs
1223 information is ambiguous about variable types. For this code,
1227 the stabs information records both i and j as having the same
1228 type. This could be fixed by patching the compiler. */
1229 if (slotp != NULL && typenums[0] >= 0 && typenums[1] >= 0)
1230 *slotp = stab_find_slot (info, typenums);
1232 /* Type is being defined here. */
1238 const char *p = *pp + 1;
1241 if (isdigit ((unsigned char) *p) || *p == '(' || *p == '-')
1247 /* Type attributes. */
1250 for (; *p != ';'; ++p)
1255 return DEBUG_TYPE_NULL;
1263 size = atoi (attr + 1);
1273 /* Ignore unrecognized type attributes, so future
1274 compilers can invent new ones. */
1287 enum debug_type_kind code;
1288 const char *q1, *q2, *p;
1290 /* A cross reference to another type. */
1295 code = DEBUG_KIND_STRUCT;
1298 code = DEBUG_KIND_UNION;
1301 code = DEBUG_KIND_ENUM;
1304 /* Complain and keep going, so compilers can invent new
1305 cross-reference types. */
1306 warn_stab (orig, _("unrecognized cross reference type"));
1307 code = DEBUG_KIND_STRUCT;
1312 q1 = strchr (*pp, '<');
1313 p = strchr (*pp, ':');
1317 return DEBUG_TYPE_NULL;
1319 if (q1 != NULL && p > q1 && p[1] == ':')
1323 for (q2 = q1; *q2 != '\0'; ++q2)
1327 else if (*q2 == '>')
1329 else if (*q2 == ':' && nest == 0)
1336 return DEBUG_TYPE_NULL;
1340 /* Some versions of g++ can emit stabs like
1342 which define structures in terms of themselves. We need to
1343 tell the caller to avoid building a circular structure. */
1344 if (typename != NULL
1345 && strncmp (typename, *pp, p - *pp) == 0
1346 && typename[p - *pp] == '\0')
1347 info->self_crossref = true;
1349 dtype = stab_find_tagged_type (dhandle, info, *pp, p - *pp, code);
1371 /* This type is defined as another type. */
1376 /* Peek ahead at the number to detect void. */
1377 if (! parse_stab_type_number (pp, xtypenums))
1378 return DEBUG_TYPE_NULL;
1380 if (typenums[0] == xtypenums[0] && typenums[1] == xtypenums[1])
1382 /* This type is being defined as itself, which means that
1384 dtype = debug_make_void_type (dhandle);
1390 /* Go back to the number and have parse_stab_type get it.
1391 This means that we can deal with something like
1392 t(1,2)=(3,4)=... which the Lucid compiler uses. */
1393 dtype = parse_stab_type (dhandle, info, (const char *) NULL,
1394 pp, (debug_type **) NULL);
1395 if (dtype == DEBUG_TYPE_NULL)
1396 return DEBUG_TYPE_NULL;
1399 if (typenums[0] != -1)
1401 if (! stab_record_type (dhandle, info, typenums, dtype))
1402 return DEBUG_TYPE_NULL;
1409 dtype = debug_make_pointer_type (dhandle,
1410 parse_stab_type (dhandle, info,
1411 (const char *) NULL,
1413 (debug_type **) NULL));
1417 /* Reference to another type. */
1418 dtype = (debug_make_reference_type
1420 parse_stab_type (dhandle, info, (const char *) NULL, pp,
1421 (debug_type **) NULL)));
1425 /* Function returning another type. */
1426 /* FIXME: gdb checks os9k_stabs here. */
1427 dtype = (debug_make_function_type
1429 parse_stab_type (dhandle, info, (const char *) NULL, pp,
1430 (debug_type **) NULL),
1431 (debug_type *) NULL, false));
1435 /* Const qualifier on some type (Sun). */
1436 /* FIXME: gdb accepts 'c' here if os9k_stabs. */
1437 dtype = debug_make_const_type (dhandle,
1438 parse_stab_type (dhandle, info,
1439 (const char *) NULL,
1441 (debug_type **) NULL));
1445 /* Volatile qual on some type (Sun). */
1446 /* FIXME: gdb accepts 'i' here if os9k_stabs. */
1447 dtype = (debug_make_volatile_type
1449 parse_stab_type (dhandle, info, (const char *) NULL, pp,
1450 (debug_type **) NULL)));
1454 /* Offset (class & variable) type. This is used for a pointer
1455 relative to an object. */
1462 domain = parse_stab_type (dhandle, info, (const char *) NULL, pp,
1463 (debug_type **) NULL);
1464 if (domain == DEBUG_TYPE_NULL)
1465 return DEBUG_TYPE_NULL;
1470 return DEBUG_TYPE_NULL;
1474 memtype = parse_stab_type (dhandle, info, (const char *) NULL, pp,
1475 (debug_type **) NULL);
1476 if (memtype == DEBUG_TYPE_NULL)
1477 return DEBUG_TYPE_NULL;
1479 dtype = debug_make_offset_type (dhandle, domain, memtype);
1484 /* Method (class & fn) type. */
1487 debug_type return_type;
1490 return_type = parse_stab_type (dhandle, info, (const char *) NULL,
1491 pp, (debug_type **) NULL);
1492 if (return_type == DEBUG_TYPE_NULL)
1493 return DEBUG_TYPE_NULL;
1497 return DEBUG_TYPE_NULL;
1500 dtype = debug_make_method_type (dhandle, return_type,
1502 (debug_type *) NULL, false);
1507 debug_type return_type;
1513 domain = parse_stab_type (dhandle, info, (const char *) NULL,
1514 pp, (debug_type **) NULL);
1515 if (domain == DEBUG_TYPE_NULL)
1516 return DEBUG_TYPE_NULL;
1521 return DEBUG_TYPE_NULL;
1525 return_type = parse_stab_type (dhandle, info, (const char *) NULL,
1526 pp, (debug_type **) NULL);
1527 if (return_type == DEBUG_TYPE_NULL)
1528 return DEBUG_TYPE_NULL;
1531 args = (debug_type *) xmalloc (alloc * sizeof *args);
1538 return DEBUG_TYPE_NULL;
1545 args = ((debug_type *)
1546 xrealloc ((PTR) args, alloc * sizeof *args));
1549 args[n] = parse_stab_type (dhandle, info, (const char *) NULL,
1550 pp, (debug_type **) NULL);
1551 if (args[n] == DEBUG_TYPE_NULL)
1552 return DEBUG_TYPE_NULL;
1557 /* If the last type is not void, then this function takes a
1558 variable number of arguments. Otherwise, we must strip
1561 || debug_get_type_kind (dhandle, args[n - 1]) != DEBUG_KIND_VOID)
1569 args[n] = DEBUG_TYPE_NULL;
1571 dtype = debug_make_method_type (dhandle, return_type, domain, args,
1578 dtype = parse_stab_range_type (dhandle, info, typename, pp, typenums);
1582 /* FIXME: gdb checks os9k_stabs here. */
1583 /* Sun ACC builtin int type. */
1584 dtype = parse_stab_sun_builtin_type (dhandle, pp);
1588 /* Sun ACC builtin float type. */
1589 dtype = parse_stab_sun_floating_type (dhandle, pp);
1593 /* Enumeration type. */
1594 dtype = parse_stab_enum_type (dhandle, pp);
1599 /* Struct or union type. */
1600 dtype = parse_stab_struct_type (dhandle, info, typename, pp,
1601 descriptor == 's', typenums);
1609 return DEBUG_TYPE_NULL;
1613 dtype = parse_stab_array_type (dhandle, info, pp, stringp);
1617 dtype = debug_make_set_type (dhandle,
1618 parse_stab_type (dhandle, info,
1619 (const char *) NULL,
1621 (debug_type **) NULL),
1627 return DEBUG_TYPE_NULL;
1630 if (dtype == DEBUG_TYPE_NULL)
1631 return DEBUG_TYPE_NULL;
1633 if (typenums[0] != -1)
1635 if (! stab_record_type (dhandle, info, typenums, dtype))
1636 return DEBUG_TYPE_NULL;
1641 if (! debug_record_type_size (dhandle, dtype, (unsigned int) size))
1642 return DEBUG_TYPE_NULL;
1648 /* Read a number by which a type is referred to in dbx data, or
1649 perhaps read a pair (FILENUM, TYPENUM) in parentheses. Just a
1650 single number N is equivalent to (0,N). Return the two numbers by
1651 storing them in the vector TYPENUMS. */
1654 parse_stab_type_number (pp, typenums)
1665 typenums[1] = (int) parse_number (pp, (boolean *) NULL);
1670 typenums[0] = (int) parse_number (pp, (boolean *) NULL);
1677 typenums[1] = (int) parse_number (pp, (boolean *) NULL);
1689 /* Parse a range type. */
1692 parse_stab_range_type (dhandle, info, typename, pp, typenums)
1694 struct stab_handle *info;
1695 const char *typename;
1697 const int *typenums;
1701 boolean self_subrange;
1702 debug_type index_type;
1703 const char *s2, *s3;
1704 bfd_signed_vma n2, n3;
1709 index_type = DEBUG_TYPE_NULL;
1711 /* First comes a type we are a subrange of.
1712 In C it is usually 0, 1 or the type being defined. */
1713 if (! parse_stab_type_number (pp, rangenums))
1714 return DEBUG_TYPE_NULL;
1716 self_subrange = (rangenums[0] == typenums[0]
1717 && rangenums[1] == typenums[1]);
1722 index_type = parse_stab_type (dhandle, info, (const char *) NULL,
1723 pp, (debug_type **) NULL);
1724 if (index_type == DEBUG_TYPE_NULL)
1725 return DEBUG_TYPE_NULL;
1731 /* The remaining two operands are usually lower and upper bounds of
1732 the range. But in some special cases they mean something else. */
1734 n2 = parse_number (pp, &ov2);
1738 return DEBUG_TYPE_NULL;
1743 n3 = parse_number (pp, &ov3);
1747 return DEBUG_TYPE_NULL;
1753 /* gcc will emit range stabs for long long types. Handle this
1754 as a special case. FIXME: This needs to be more general. */
1755 #define LLLOW "01000000000000000000000;"
1756 #define LLHIGH "0777777777777777777777;"
1757 #define ULLHIGH "01777777777777777777777;"
1758 if (index_type == DEBUG_TYPE_NULL)
1760 if (strncmp (s2, LLLOW, sizeof LLLOW - 1) == 0
1761 && strncmp (s3, LLHIGH, sizeof LLHIGH - 1) == 0)
1762 return debug_make_int_type (dhandle, 8, false);
1765 && strncmp (s3, ULLHIGH, sizeof ULLHIGH - 1) == 0)
1766 return debug_make_int_type (dhandle, 8, true);
1769 warn_stab (orig, _("numeric overflow"));
1772 if (index_type == DEBUG_TYPE_NULL)
1774 /* A type defined as a subrange of itself, with both bounds 0,
1776 if (self_subrange && n2 == 0 && n3 == 0)
1777 return debug_make_void_type (dhandle);
1779 /* A type defined as a subrange of itself, with n2 positive and
1780 n3 zero, is a complex type, and n2 is the number of bytes. */
1781 if (self_subrange && n3 == 0 && n2 > 0)
1782 return debug_make_complex_type (dhandle, n2);
1784 /* If n3 is zero and n2 is positive, this is a floating point
1785 type, and n2 is the number of bytes. */
1786 if (n3 == 0 && n2 > 0)
1787 return debug_make_float_type (dhandle, n2);
1789 /* If the upper bound is -1, this is an unsigned int. */
1790 if (n2 == 0 && n3 == -1)
1792 /* When gcc is used with -gstabs, but not -gstabs+, it will emit
1793 long long int:t6=r1;0;-1;
1794 long long unsigned int:t7=r1;0;-1;
1795 We hack here to handle this reasonably. */
1796 if (typename != NULL)
1798 if (strcmp (typename, "long long int") == 0)
1799 return debug_make_int_type (dhandle, 8, false);
1800 else if (strcmp (typename, "long long unsigned int") == 0)
1801 return debug_make_int_type (dhandle, 8, true);
1803 /* FIXME: The size here really depends upon the target. */
1804 return debug_make_int_type (dhandle, 4, true);
1807 /* A range of 0 to 127 is char. */
1808 if (self_subrange && n2 == 0 && n3 == 127)
1809 return debug_make_int_type (dhandle, 1, false);
1811 /* FIXME: gdb checks for the language CHILL here. */
1816 return debug_make_int_type (dhandle, - n3, true);
1817 else if (n3 == 0xff)
1818 return debug_make_int_type (dhandle, 1, true);
1819 else if (n3 == 0xffff)
1820 return debug_make_int_type (dhandle, 2, true);
1821 else if (n3 == (bfd_signed_vma) 0xffffffff)
1822 return debug_make_int_type (dhandle, 4, true);
1824 else if (n3 == ((((bfd_vma) 0xffffffff) << 32) | 0xffffffff))
1825 return debug_make_int_type (dhandle, 8, true);
1830 && (self_subrange || n2 == -8))
1831 return debug_make_int_type (dhandle, - n2, true);
1832 else if (n2 == - n3 - 1 || n2 == n3 + 1)
1835 return debug_make_int_type (dhandle, 1, false);
1836 else if (n3 == 0x7fff)
1837 return debug_make_int_type (dhandle, 2, false);
1838 else if (n3 == 0x7fffffff)
1839 return debug_make_int_type (dhandle, 4, false);
1841 else if (n3 == ((((bfd_vma) 0x7fffffff) << 32) | 0xffffffff))
1842 return debug_make_int_type (dhandle, 8, false);
1847 /* At this point I don't have the faintest idea how to deal with a
1848 self_subrange type; I'm going to assume that this is used as an
1849 idiom, and that all of them are special cases. So . . . */
1853 return DEBUG_TYPE_NULL;
1856 index_type = stab_find_type (dhandle, info, rangenums);
1857 if (index_type == DEBUG_TYPE_NULL)
1859 /* Does this actually ever happen? Is that why we are worrying
1860 about dealing with it rather than just calling error_type? */
1861 warn_stab (orig, _("missing index type"));
1862 index_type = debug_make_int_type (dhandle, 4, false);
1865 return debug_make_range_type (dhandle, index_type, n2, n3);
1868 /* Sun's ACC uses a somewhat saner method for specifying the builtin
1869 typedefs in every file (for int, long, etc):
1871 type = b <signed> <width>; <offset>; <nbits>
1872 signed = u or s. Possible c in addition to u or s (for char?).
1873 offset = offset from high order bit to start bit of type.
1874 width is # bytes in object of this type, nbits is # bits in type.
1876 The width/offset stuff appears to be for small objects stored in
1877 larger ones (e.g. `shorts' in `int' registers). We ignore it for now,
1881 parse_stab_sun_builtin_type (dhandle, pp)
1901 return DEBUG_TYPE_NULL;
1905 /* For some odd reason, all forms of char put a c here. This is strange
1906 because no other type has this honor. We can safely ignore this because
1907 we actually determine 'char'acterness by the number of bits specified in
1912 /* The first number appears to be the number of bytes occupied
1913 by this type, except that unsigned short is 4 instead of 2.
1914 Since this information is redundant with the third number,
1915 we will ignore it. */
1916 (void) parse_number (pp, (boolean *) NULL);
1920 return DEBUG_TYPE_NULL;
1924 /* The second number is always 0, so ignore it too. */
1925 (void) parse_number (pp, (boolean *) NULL);
1929 return DEBUG_TYPE_NULL;
1933 /* The third number is the number of bits for this type. */
1934 bits = parse_number (pp, (boolean *) NULL);
1936 /* The type *should* end with a semicolon. If it are embedded
1937 in a larger type the semicolon may be the only way to know where
1938 the type ends. If this type is at the end of the stabstring we
1939 can deal with the omitted semicolon (but we don't have to like
1940 it). Don't bother to complain(), Sun's compiler omits the semicolon
1946 return debug_make_void_type (dhandle);
1948 return debug_make_int_type (dhandle, bits / 8, unsignedp);
1951 /* Parse a builtin floating type generated by the Sun compiler. */
1954 parse_stab_sun_floating_type (dhandle, pp)
1964 /* The first number has more details about the type, for example
1966 details = parse_number (pp, (boolean *) NULL);
1970 return DEBUG_TYPE_NULL;
1973 /* The second number is the number of bytes occupied by this type */
1974 bytes = parse_number (pp, (boolean *) NULL);
1978 return DEBUG_TYPE_NULL;
1981 if (details == NF_COMPLEX
1982 || details == NF_COMPLEX16
1983 || details == NF_COMPLEX32)
1984 return debug_make_complex_type (dhandle, bytes);
1986 return debug_make_float_type (dhandle, bytes);
1989 /* Handle an enum type. */
1992 parse_stab_enum_type (dhandle, pp)
1998 bfd_signed_vma *values;
2004 /* FIXME: gdb checks os9k_stabs here. */
2006 /* The aix4 compiler emits an extra field before the enum members;
2007 my guess is it's a type of some sort. Just ignore it. */
2015 /* Read the value-names and their values.
2016 The input syntax is NAME:VALUE,NAME:VALUE, and so on.
2017 A semicolon or comma instead of a NAME means the end. */
2019 names = (const char **) xmalloc (alloc * sizeof *names);
2020 values = (bfd_signed_vma *) xmalloc (alloc * sizeof *values);
2022 while (**pp != '\0' && **pp != ';' && **pp != ',')
2032 name = savestring (*pp, p - *pp);
2035 val = (bfd_signed_vma) parse_number (pp, (boolean *) NULL);
2039 return DEBUG_TYPE_NULL;
2046 names = ((const char **)
2047 xrealloc ((PTR) names, alloc * sizeof *names));
2048 values = ((bfd_signed_vma *)
2049 xrealloc ((PTR) values, alloc * sizeof *values));
2063 return debug_make_enum_type (dhandle, names, values);
2066 /* Read the description of a structure (or union type) and return an object
2067 describing the type.
2069 PP points to a character pointer that points to the next unconsumed token
2070 in the the stabs string. For example, given stabs "A:T4=s4a:1,0,32;;",
2071 *PP will point to "4a:1,0,32;;". */
2074 parse_stab_struct_type (dhandle, info, tagname, pp, structp, typenums)
2076 struct stab_handle *info;
2077 const char *tagname;
2080 const int *typenums;
2084 debug_baseclass *baseclasses;
2085 debug_field *fields;
2087 debug_method *methods;
2088 debug_type vptrbase;
2094 size = parse_number (pp, (boolean *) NULL);
2096 /* Get the other information. */
2097 if (! parse_stab_baseclasses (dhandle, info, pp, &baseclasses)
2098 || ! parse_stab_struct_fields (dhandle, info, pp, &fields, &statics)
2099 || ! parse_stab_members (dhandle, info, tagname, pp, typenums, &methods)
2100 || ! parse_stab_tilde_field (dhandle, info, pp, typenums, &vptrbase,
2102 return DEBUG_TYPE_NULL;
2105 && baseclasses == NULL
2107 && vptrbase == DEBUG_TYPE_NULL
2109 return debug_make_struct_type (dhandle, structp, size, fields);
2111 return debug_make_object_type (dhandle, structp, size, fields, baseclasses,
2112 methods, vptrbase, ownvptr);
2115 /* The stabs for C++ derived classes contain baseclass information which
2116 is marked by a '!' character after the total size. This function is
2117 called when we encounter the baseclass marker, and slurps up all the
2118 baseclass information.
2120 Immediately following the '!' marker is the number of base classes that
2121 the class is derived from, followed by information for each base class.
2122 For each base class, there are two visibility specifiers, a bit offset
2123 to the base class information within the derived class, a reference to
2124 the type for the base class, and a terminating semicolon.
2126 A typical example, with two base classes, would be "!2,020,19;0264,21;".
2128 Baseclass information marker __________________|| | | | | | |
2129 Number of baseclasses __________________________| | | | | | |
2130 Visibility specifiers (2) ________________________| | | | | |
2131 Offset in bits from start of class _________________| | | | |
2132 Type number for base class ___________________________| | | |
2133 Visibility specifiers (2) _______________________________| | |
2134 Offset in bits from start of class ________________________| |
2135 Type number of base class ____________________________________|
2137 Return true for success, false for failure. */
2140 parse_stab_baseclasses (dhandle, info, pp, retp)
2142 struct stab_handle *info;
2144 debug_baseclass **retp;
2148 debug_baseclass *classes;
2156 /* No base classes. */
2161 c = (unsigned int) parse_number (pp, (boolean *) NULL);
2170 classes = (debug_baseclass *) xmalloc ((c + 1) * sizeof (**retp));
2172 for (i = 0; i < c; i++)
2175 enum debug_visibility visibility;
2188 warn_stab (orig, _("unknown virtual character for baseclass"));
2197 visibility = DEBUG_VISIBILITY_PRIVATE;
2200 visibility = DEBUG_VISIBILITY_PROTECTED;
2203 visibility = DEBUG_VISIBILITY_PUBLIC;
2206 warn_stab (orig, _("unknown visibility character for baseclass"));
2207 visibility = DEBUG_VISIBILITY_PUBLIC;
2212 /* The remaining value is the bit offset of the portion of the
2213 object corresponding to this baseclass. Always zero in the
2214 absence of multiple inheritance. */
2215 bitpos = parse_number (pp, (boolean *) NULL);
2223 type = parse_stab_type (dhandle, info, (const char *) NULL, pp,
2224 (debug_type **) NULL);
2225 if (type == DEBUG_TYPE_NULL)
2228 classes[i] = debug_make_baseclass (dhandle, type, bitpos, virtual,
2230 if (classes[i] == DEBUG_BASECLASS_NULL)
2238 classes[i] = DEBUG_BASECLASS_NULL;
2245 /* Read struct or class data fields. They have the form:
2247 NAME : [VISIBILITY] TYPENUM , BITPOS , BITSIZE ;
2249 At the end, we see a semicolon instead of a field.
2251 In C++, this may wind up being NAME:?TYPENUM:PHYSNAME; for
2254 The optional VISIBILITY is one of:
2256 '/0' (VISIBILITY_PRIVATE)
2257 '/1' (VISIBILITY_PROTECTED)
2258 '/2' (VISIBILITY_PUBLIC)
2259 '/9' (VISIBILITY_IGNORE)
2261 or nothing, for C style fields with public visibility.
2263 Returns 1 for success, 0 for failure. */
2266 parse_stab_struct_fields (dhandle, info, pp, retp, staticsp)
2268 struct stab_handle *info;
2275 debug_field *fields;
2286 fields = (debug_field *) xmalloc (alloc * sizeof *fields);
2289 /* FIXME: gdb checks os9k_stabs here. */
2293 /* Add 1 to c to leave room for NULL pointer at end. */
2297 fields = ((debug_field *)
2298 xrealloc ((PTR) fields, alloc * sizeof *fields));
2301 /* If it starts with CPLUS_MARKER it is a special abbreviation,
2302 unless the CPLUS_MARKER is followed by an underscore, in
2303 which case it is just the name of an anonymous type, which we
2304 should handle like any other type name. We accept either '$'
2305 or '.', because a field name can never contain one of these
2306 characters except as a CPLUS_MARKER. */
2308 if ((*p == '$' || *p == '.') && p[1] != '_')
2311 if (! parse_stab_cpp_abbrev (dhandle, info, pp, fields + c))
2317 /* Look for the ':' that separates the field name from the field
2318 values. Data members are delimited by a single ':', while member
2319 functions are delimited by a pair of ':'s. When we hit the member
2320 functions (if any), terminate scan loop and return. */
2322 p = strchr (p, ':');
2332 if (! parse_stab_one_struct_field (dhandle, info, pp, p, fields + c,
2339 fields[c] = DEBUG_FIELD_NULL;
2346 /* Special GNU C++ name. */
2349 parse_stab_cpp_abbrev (dhandle, info, pp, retp)
2351 struct stab_handle *info;
2359 const char *typename;
2363 *retp = DEBUG_FIELD_NULL;
2377 /* At this point, *pp points to something like "22:23=*22...", where
2378 the type number before the ':' is the "context" and everything
2379 after is a regular type definition. Lookup the type, find it's
2380 name, and construct the field name. */
2382 context = parse_stab_type (dhandle, info, (const char *) NULL, pp,
2383 (debug_type **) NULL);
2384 if (context == DEBUG_TYPE_NULL)
2390 /* $vf -- a virtual function table pointer. */
2394 /* $vb -- a virtual bsomethingorother */
2395 typename = debug_get_type_name (dhandle, context);
2396 if (typename == NULL)
2398 warn_stab (orig, _("unnamed $vb type"));
2401 name = concat ("_vb$", typename, (const char *) NULL);
2404 warn_stab (orig, _("unrecognized C++ abbreviation"));
2405 name = "INVALID_CPLUSPLUS_ABBREV";
2416 type = parse_stab_type (dhandle, info, (const char *) NULL, pp,
2417 (debug_type **) NULL);
2425 bitpos = parse_number (pp, (boolean *) NULL);
2433 *retp = debug_make_field (dhandle, name, type, bitpos, 0,
2434 DEBUG_VISIBILITY_PRIVATE);
2435 if (*retp == DEBUG_FIELD_NULL)
2441 /* Parse a single field in a struct or union. */
2444 parse_stab_one_struct_field (dhandle, info, pp, p, retp, staticsp)
2446 struct stab_handle *info;
2454 enum debug_visibility visibility;
2461 /* FIXME: gdb checks ARM_DEMANGLING here. */
2463 name = savestring (*pp, p - *pp);
2468 visibility = DEBUG_VISIBILITY_PUBLIC;
2475 visibility = DEBUG_VISIBILITY_PRIVATE;
2478 visibility = DEBUG_VISIBILITY_PROTECTED;
2481 visibility = DEBUG_VISIBILITY_PUBLIC;
2484 warn_stab (orig, _("unknown visibility character for field"));
2485 visibility = DEBUG_VISIBILITY_PUBLIC;
2491 type = parse_stab_type (dhandle, info, (const char *) NULL, pp,
2492 (debug_type **) NULL);
2493 if (type == DEBUG_TYPE_NULL)
2500 /* This is a static class member. */
2502 p = strchr (*pp, ';');
2509 varname = savestring (*pp, p - *pp);
2513 *retp = debug_make_static_member (dhandle, name, type, varname,
2527 bitpos = parse_number (pp, (boolean *) NULL);
2535 bitsize = parse_number (pp, (boolean *) NULL);
2543 if (bitpos == 0 && bitsize == 0)
2545 /* This can happen in two cases: (1) at least for gcc 2.4.5 or
2546 so, it is a field which has been optimized out. The correct
2547 stab for this case is to use VISIBILITY_IGNORE, but that is a
2548 recent invention. (2) It is a 0-size array. For example
2549 union { int num; char str[0]; } foo. Printing "<no value>"
2550 for str in "p foo" is OK, since foo.str (and thus foo.str[3])
2551 will continue to work, and a 0-size array as a whole doesn't
2552 have any contents to print.
2554 I suspect this probably could also happen with gcc -gstabs
2555 (not -gstabs+) for static fields, and perhaps other C++
2556 extensions. Hopefully few people use -gstabs with gdb, since
2557 it is intended for dbx compatibility. */
2558 visibility = DEBUG_VISIBILITY_IGNORE;
2561 /* FIXME: gdb does some stuff here to mark fields as unpacked. */
2563 *retp = debug_make_field (dhandle, name, type, bitpos, bitsize, visibility);
2568 /* Read member function stabs info for C++ classes. The form of each member
2571 NAME :: TYPENUM[=type definition] ARGS : PHYSNAME ;
2573 An example with two member functions is:
2575 afunc1::20=##15;:i;2A.;afunc2::20:i;2A.;
2577 For the case of overloaded operators, the format is op$::*.funcs, where
2578 $ is the CPLUS_MARKER (usually '$'), `*' holds the place for an operator
2579 name (such as `+=') and `.' marks the end of the operator name. */
2582 parse_stab_members (dhandle, info, tagname, pp, typenums, retp)
2584 struct stab_handle *info;
2585 const char *tagname;
2587 const int *typenums;
2588 debug_method **retp;
2591 debug_method *methods;
2607 debug_method_variant *variants;
2609 unsigned int allocvars;
2610 debug_type look_ahead_type;
2612 p = strchr (*pp, ':');
2613 if (p == NULL || p[1] != ':')
2616 /* FIXME: Some systems use something other than '$' here. */
2617 if ((*pp)[0] != 'o' || (*pp)[1] != 'p' || (*pp)[2] != '$')
2619 name = savestring (*pp, p - *pp);
2624 /* This is a completely wierd case. In order to stuff in the
2625 names that might contain colons (the usual name delimiter),
2626 Mike Tiemann defined a different name format which is
2627 signalled if the identifier is "op$". In that case, the
2628 format is "op$::XXXX." where XXXX is the name. This is
2629 used for names like "+" or "=". YUUUUUUUK! FIXME! */
2631 for (p = *pp; *p != '.' && *p != '\0'; p++)
2638 name = savestring (*pp, p - *pp);
2643 variants = ((debug_method_variant *)
2644 xmalloc (allocvars * sizeof *variants));
2647 look_ahead_type = DEBUG_TYPE_NULL;
2654 enum debug_visibility visibility;
2655 boolean constp, volatilep, staticp;
2658 const char *physname;
2661 if (look_ahead_type != DEBUG_TYPE_NULL)
2663 /* g++ version 1 kludge */
2664 type = look_ahead_type;
2665 look_ahead_type = DEBUG_TYPE_NULL;
2669 type = parse_stab_type (dhandle, info, (const char *) NULL, pp,
2670 (debug_type **) NULL);
2671 if (type == DEBUG_TYPE_NULL)
2681 p = strchr (*pp, ';');
2689 if (debug_get_type_kind (dhandle, type) == DEBUG_KIND_METHOD
2690 && debug_get_parameter_types (dhandle, type, &varargs) == NULL)
2693 argtypes = savestring (*pp, p - *pp);
2699 visibility = DEBUG_VISIBILITY_PRIVATE;
2702 visibility = DEBUG_VISIBILITY_PROTECTED;
2705 visibility = DEBUG_VISIBILITY_PUBLIC;
2715 /* Normal function. */
2719 /* const member function. */
2724 /* volatile member function. */
2729 /* const volatile member function. */
2737 /* File compiled with g++ version 1; no information. */
2740 warn_stab (orig, _("const/volatile indicator missing"));
2748 /* virtual member function, followed by index. The sign
2749 bit is supposedly set to distinguish
2750 pointers-to-methods from virtual function indicies. */
2752 voffset = parse_number (pp, (boolean *) NULL);
2759 voffset &= 0x7fffffff;
2761 if (**pp == ';' || *pp == '\0')
2763 /* Must be g++ version 1. */
2764 context = DEBUG_TYPE_NULL;
2768 /* Figure out from whence this virtual function
2769 came. It may belong to virtual function table of
2770 one of its baseclasses. */
2771 look_ahead_type = parse_stab_type (dhandle, info,
2772 (const char *) NULL,
2774 (debug_type **) NULL);
2777 /* g++ version 1 overloaded methods. */
2778 context = DEBUG_TYPE_NULL;
2782 context = look_ahead_type;
2783 look_ahead_type = DEBUG_TYPE_NULL;
2795 /* static member function. */
2799 context = DEBUG_TYPE_NULL;
2800 if (strncmp (argtypes, name, strlen (name)) != 0)
2805 warn_stab (orig, "member function type missing");
2807 context = DEBUG_TYPE_NULL;
2813 context = DEBUG_TYPE_NULL;
2817 /* If the type is not a stub, then the argtypes string is
2818 the physical name of the function. Otherwise the
2819 argtypes string is the mangled form of the argument
2820 types, and the full type and the physical name must be
2821 extracted from them. */
2823 physname = argtypes;
2826 debug_type class_type, return_type;
2828 class_type = stab_find_type (dhandle, info, typenums);
2829 if (class_type == DEBUG_TYPE_NULL)
2831 return_type = debug_get_return_type (dhandle, type);
2832 if (return_type == DEBUG_TYPE_NULL)
2837 type = parse_stab_argtypes (dhandle, info, class_type, name,
2838 tagname, return_type, argtypes,
2839 constp, volatilep, &physname);
2840 if (type == DEBUG_TYPE_NULL)
2844 if (cvars + 1 >= allocvars)
2847 variants = ((debug_method_variant *)
2848 xrealloc ((PTR) variants,
2849 allocvars * sizeof *variants));
2853 variants[cvars] = debug_make_method_variant (dhandle, physname,
2858 variants[cvars] = debug_make_static_method_variant (dhandle,
2864 if (variants[cvars] == DEBUG_METHOD_VARIANT_NULL)
2869 while (**pp != ';' && **pp != '\0');
2871 variants[cvars] = DEBUG_METHOD_VARIANT_NULL;
2879 methods = ((debug_method *)
2880 xrealloc ((PTR) methods, alloc * sizeof *methods));
2883 methods[c] = debug_make_method (dhandle, name, variants);
2888 if (methods != NULL)
2889 methods[c] = DEBUG_METHOD_NULL;
2896 /* Parse a string representing argument types for a method. Stabs
2897 tries to save space by packing argument types into a mangled
2898 string. This string should give us enough information to extract
2899 both argument types and the physical name of the function, given
2903 parse_stab_argtypes (dhandle, info, class_type, fieldname, tagname,
2904 return_type, argtypes, constp, volatilep, pphysname)
2906 struct stab_handle *info;
2907 debug_type class_type;
2908 const char *fieldname;
2909 const char *tagname;
2910 debug_type return_type;
2911 const char *argtypes;
2914 const char **pphysname;
2916 boolean is_full_physname_constructor;
2917 boolean is_constructor;
2918 boolean is_destructor;
2922 /* Constructors are sometimes handled specially. */
2923 is_full_physname_constructor = ((argtypes[0] == '_'
2924 && argtypes[1] == '_'
2925 && (isdigit ((unsigned char) argtypes[2])
2926 || argtypes[2] == 'Q'
2927 || argtypes[2] == 't'))
2928 || strncmp (argtypes, "__ct", 4) == 0);
2930 is_constructor = (is_full_physname_constructor
2932 && strcmp (fieldname, tagname) == 0));
2933 is_destructor = ((argtypes[0] == '_'
2934 && (argtypes[1] == '$' || argtypes[1] == '.')
2935 && argtypes[2] == '_')
2936 || strncmp (argtypes, "__dt", 4) == 0);
2938 if (is_destructor || is_full_physname_constructor)
2939 *pphysname = argtypes;
2943 const char *const_prefix;
2944 const char *volatile_prefix;
2946 unsigned int mangled_name_len;
2949 len = tagname == NULL ? 0 : strlen (tagname);
2950 const_prefix = constp ? "C" : "";
2951 volatile_prefix = volatilep ? "V" : "";
2954 sprintf (buf, "__%s%s", const_prefix, volatile_prefix);
2955 else if (tagname != NULL && strchr (tagname, '<') != NULL)
2957 /* Template methods are fully mangled. */
2958 sprintf (buf, "__%s%s", const_prefix, volatile_prefix);
2963 sprintf (buf, "__%s%s%d", const_prefix, volatile_prefix, len);
2965 mangled_name_len = ((is_constructor ? 0 : strlen (fieldname))
2971 if (fieldname[0] == 'o'
2972 && fieldname[1] == 'p'
2973 && (fieldname[2] == '$' || fieldname[2] == '.'))
2977 opname = cplus_mangle_opname (fieldname + 3, 0);
2980 fprintf (stderr, _("No mangling for \"%s\"\n"), fieldname);
2981 return DEBUG_TYPE_NULL;
2983 mangled_name_len += strlen (opname);
2984 physname = (char *) xmalloc (mangled_name_len);
2985 strncpy (physname, fieldname, 3);
2986 strcpy (physname + 3, opname);
2990 physname = (char *) xmalloc (mangled_name_len);
2994 strcpy (physname, fieldname);
2997 strcat (physname, buf);
2998 if (tagname != NULL)
2999 strcat (physname, tagname);
3000 strcat (physname, argtypes);
3002 *pphysname = physname;
3005 if (*argtypes == '\0' || is_destructor)
3007 args = (debug_type *) xmalloc (sizeof *args);
3009 return debug_make_method_type (dhandle, return_type, class_type, args,
3013 args = stab_demangle_argtypes (dhandle, info, *pphysname, &varargs);
3015 return DEBUG_TYPE_NULL;
3017 return debug_make_method_type (dhandle, return_type, class_type, args,
3021 /* The tail end of stabs for C++ classes that contain a virtual function
3022 pointer contains a tilde, a %, and a type number.
3023 The type number refers to the base class (possibly this class itself) which
3024 contains the vtable pointer for the current class.
3026 This function is called when we have parsed all the method declarations,
3027 so we can look for the vptr base class info. */
3030 parse_stab_tilde_field (dhandle, info, pp, typenums, retvptrbase, retownvptr)
3032 struct stab_handle *info;
3034 const int *typenums;
3035 debug_type *retvptrbase;
3036 boolean *retownvptr;
3042 *retvptrbase = DEBUG_TYPE_NULL;
3043 *retownvptr = false;
3047 /* If we are positioned at a ';', then skip it. */
3056 if (**pp == '=' || **pp == '+' || **pp == '-')
3058 /* Obsolete flags that used to indicate the presence of
3059 constructors and/or destructors. */
3070 /* The next number is the type number of the base class (possibly
3071 our own class) which supplies the vtable for this class. */
3072 if (! parse_stab_type_number (pp, vtypenums))
3075 if (vtypenums[0] == typenums[0]
3076 && vtypenums[1] == typenums[1])
3085 vtype = parse_stab_type (dhandle, info, (const char *) NULL, pp,
3086 (debug_type **) NULL);
3087 for (p = *pp; *p != ';' && *p != '\0'; p++)
3095 *retvptrbase = vtype;
3103 /* Read a definition of an array type. */
3106 parse_stab_array_type (dhandle, info, pp, stringp)
3108 struct stab_handle *info;
3115 debug_type index_type;
3117 bfd_signed_vma lower, upper;
3118 debug_type element_type;
3120 /* Format of an array type:
3121 "ar<index type>;lower;upper;<array_contents_type>".
3122 OS9000: "arlower,upper;<array_contents_type>".
3124 Fortran adjustable arrays use Adigits or Tdigits for lower or upper;
3125 for these, produce a type like float[][]. */
3129 /* FIXME: gdb checks os9k_stabs here. */
3131 /* If the index type is type 0, we take it as int. */
3133 if (! parse_stab_type_number (&p, typenums))
3134 return DEBUG_TYPE_NULL;
3135 if (typenums[0] == 0 && typenums[1] == 0 && **pp != '=')
3137 index_type = debug_find_named_type (dhandle, "int");
3138 if (index_type == DEBUG_TYPE_NULL)
3140 index_type = debug_make_int_type (dhandle, 4, false);
3141 if (index_type == DEBUG_TYPE_NULL)
3142 return DEBUG_TYPE_NULL;
3148 index_type = parse_stab_type (dhandle, info, (const char *) NULL, pp,
3149 (debug_type **) NULL);
3155 return DEBUG_TYPE_NULL;
3161 if (! isdigit ((unsigned char) **pp) && **pp != '-')
3167 lower = (bfd_signed_vma) parse_number (pp, (boolean *) NULL);
3171 return DEBUG_TYPE_NULL;
3175 if (! isdigit ((unsigned char) **pp) && **pp != '-')
3181 upper = (bfd_signed_vma) parse_number (pp, (boolean *) NULL);
3185 return DEBUG_TYPE_NULL;
3189 element_type = parse_stab_type (dhandle, info, (const char *) NULL, pp,
3190 (debug_type **) NULL);
3191 if (element_type == DEBUG_TYPE_NULL)
3192 return DEBUG_TYPE_NULL;
3200 return debug_make_array_type (dhandle, element_type, index_type, lower,
3204 /* This struct holds information about files we have seen using
3209 /* The next N_BINCL file. */
3210 struct bincl_file *next;
3211 /* The next N_BINCL on the stack. */
3212 struct bincl_file *next_stack;
3213 /* The file name. */
3215 /* The hash value. */
3217 /* The file index. */
3219 /* The list of types defined in this file. */
3220 struct stab_types *file_types;
3223 /* Start a new N_BINCL file, pushing it onto the stack. */
3226 push_bincl (info, name, hash)
3227 struct stab_handle *info;
3231 struct bincl_file *n;
3233 n = (struct bincl_file *) xmalloc (sizeof *n);
3234 n->next = info->bincl_list;
3235 n->next_stack = info->bincl_stack;
3238 n->file = info->files;
3239 n->file_types = NULL;
3240 info->bincl_list = n;
3241 info->bincl_stack = n;
3244 info->file_types = ((struct stab_types **)
3245 xrealloc ((PTR) info->file_types,
3247 * sizeof *info->file_types)));
3248 info->file_types[n->file] = NULL;
3251 /* Finish an N_BINCL file, at an N_EINCL, popping the name off the
3256 struct stab_handle *info;
3258 struct bincl_file *o;
3260 o = info->bincl_stack;
3262 return info->main_filename;
3263 info->bincl_stack = o->next_stack;
3265 o->file_types = info->file_types[o->file];
3267 if (info->bincl_stack == NULL)
3268 return info->main_filename;
3269 return info->bincl_stack->name;
3272 /* Handle an N_EXCL: get the types from the corresponding N_BINCL. */
3275 find_excl (info, name, hash)
3276 struct stab_handle *info;
3280 struct bincl_file *l;
3283 info->file_types = ((struct stab_types **)
3284 xrealloc ((PTR) info->file_types,
3286 * sizeof *info->file_types)));
3288 for (l = info->bincl_list; l != NULL; l = l->next)
3289 if (l->hash == hash && strcmp (l->name, name) == 0)
3293 warn_stab (name, _("Undefined N_EXCL"));
3294 info->file_types[info->files - 1] = NULL;
3298 info->file_types[info->files - 1] = l->file_types;
3303 /* Handle a variable definition. gcc emits variable definitions for a
3304 block before the N_LBRAC, so we must hold onto them until we see
3305 it. The SunPRO compiler emits variable definitions after the
3306 N_LBRAC, so we can call debug_record_variable immediately. */
3309 stab_record_variable (dhandle, info, name, type, kind, val)
3311 struct stab_handle *info;
3314 enum debug_var_kind kind;
3317 struct stab_pending_var *v;
3319 if ((kind == DEBUG_GLOBAL || kind == DEBUG_STATIC)
3320 || ! info->within_function
3321 || (info->gcc_compiled == 0 && info->n_opt_found))
3322 return debug_record_variable (dhandle, name, type, kind, val);
3324 v = (struct stab_pending_var *) xmalloc (sizeof *v);
3325 memset (v, 0, sizeof *v);
3327 v->next = info->pending;
3337 /* Emit pending variable definitions. This is called after we see the
3338 N_LBRAC that starts the block. */
3341 stab_emit_pending_vars (dhandle, info)
3343 struct stab_handle *info;
3345 struct stab_pending_var *v;
3350 struct stab_pending_var *next;
3352 if (! debug_record_variable (dhandle, v->name, v->type, v->kind, v->val))
3360 info->pending = NULL;
3365 /* Find the slot for a type in the database. */
3368 stab_find_slot (info, typenums)
3369 struct stab_handle *info;
3370 const int *typenums;
3374 struct stab_types **ps;
3376 filenum = typenums[0];
3377 index = typenums[1];
3379 if (filenum < 0 || (unsigned int) filenum >= info->files)
3381 fprintf (stderr, _("Type file number %d out of range\n"), filenum);
3386 fprintf (stderr, _("Type index number %d out of range\n"), index);
3390 ps = info->file_types + filenum;
3392 while (index >= STAB_TYPES_SLOTS)
3396 *ps = (struct stab_types *) xmalloc (sizeof **ps);
3397 memset (*ps, 0, sizeof **ps);
3400 index -= STAB_TYPES_SLOTS;
3404 *ps = (struct stab_types *) xmalloc (sizeof **ps);
3405 memset (*ps, 0, sizeof **ps);
3408 return (*ps)->types + index;
3411 /* Find a type given a type number. If the type has not been
3412 allocated yet, create an indirect type. */
3415 stab_find_type (dhandle, info, typenums)
3417 struct stab_handle *info;
3418 const int *typenums;
3422 if (typenums[0] == 0 && typenums[1] < 0)
3424 /* A negative type number indicates an XCOFF builtin type. */
3425 return stab_xcoff_builtin_type (dhandle, info, typenums[1]);
3428 slot = stab_find_slot (info, typenums);
3430 return DEBUG_TYPE_NULL;
3432 if (*slot == DEBUG_TYPE_NULL)
3433 return debug_make_indirect_type (dhandle, slot, (const char *) NULL);
3438 /* Record that a given type number refers to a given type. */
3441 stab_record_type (dhandle, info, typenums, type)
3442 PTR dhandle ATTRIBUTE_UNUSED;
3443 struct stab_handle *info;
3444 const int *typenums;
3449 slot = stab_find_slot (info, typenums);
3453 /* gdb appears to ignore type redefinitions, so we do as well. */
3460 /* Return an XCOFF builtin type. */
3463 stab_xcoff_builtin_type (dhandle, info, typenum)
3465 struct stab_handle *info;
3471 if (typenum >= 0 || typenum < -XCOFF_TYPE_COUNT)
3473 fprintf (stderr, _("Unrecognized XCOFF type %d\n"), typenum);
3474 return DEBUG_TYPE_NULL;
3476 if (info->xcoff_types[-typenum] != NULL)
3477 return info->xcoff_types[-typenum];
3482 /* The size of this and all the other types are fixed, defined
3483 by the debugging format. */
3485 rettype = debug_make_int_type (dhandle, 4, false);
3489 rettype = debug_make_int_type (dhandle, 1, false);
3493 rettype = debug_make_int_type (dhandle, 2, false);
3497 rettype = debug_make_int_type (dhandle, 4, false);
3500 name = "unsigned char";
3501 rettype = debug_make_int_type (dhandle, 1, true);
3504 name = "signed char";
3505 rettype = debug_make_int_type (dhandle, 1, false);
3508 name = "unsigned short";
3509 rettype = debug_make_int_type (dhandle, 2, true);
3512 name = "unsigned int";
3513 rettype = debug_make_int_type (dhandle, 4, true);
3517 rettype = debug_make_int_type (dhandle, 4, true);
3519 name = "unsigned long";
3520 rettype = debug_make_int_type (dhandle, 4, true);
3524 rettype = debug_make_void_type (dhandle);
3527 /* IEEE single precision (32 bit). */
3529 rettype = debug_make_float_type (dhandle, 4);
3532 /* IEEE double precision (64 bit). */
3534 rettype = debug_make_float_type (dhandle, 8);
3537 /* This is an IEEE double on the RS/6000, and different machines
3538 with different sizes for "long double" should use different
3539 negative type numbers. See stabs.texinfo. */
3540 name = "long double";
3541 rettype = debug_make_float_type (dhandle, 8);
3545 rettype = debug_make_int_type (dhandle, 4, false);
3549 rettype = debug_make_bool_type (dhandle, 4);
3552 name = "short real";
3553 rettype = debug_make_float_type (dhandle, 4);
3557 rettype = debug_make_float_type (dhandle, 8);
3567 rettype = debug_make_int_type (dhandle, 1, true);
3571 rettype = debug_make_bool_type (dhandle, 1);
3575 rettype = debug_make_bool_type (dhandle, 2);
3579 rettype = debug_make_bool_type (dhandle, 4);
3583 rettype = debug_make_bool_type (dhandle, 4);
3586 /* Complex type consisting of two IEEE single precision values. */
3588 rettype = debug_make_complex_type (dhandle, 8);
3591 /* Complex type consisting of two IEEE double precision values. */
3592 name = "double complex";
3593 rettype = debug_make_complex_type (dhandle, 16);
3597 rettype = debug_make_int_type (dhandle, 1, false);
3601 rettype = debug_make_int_type (dhandle, 2, false);
3605 rettype = debug_make_int_type (dhandle, 4, false);
3610 rettype = debug_make_int_type (dhandle, 2, false);
3614 rettype = debug_make_int_type (dhandle, 8, false);
3617 name = "unsigned long long";
3618 rettype = debug_make_int_type (dhandle, 8, true);
3622 rettype = debug_make_bool_type (dhandle, 8);
3626 rettype = debug_make_int_type (dhandle, 8, false);
3632 rettype = debug_name_type (dhandle, name, rettype);
3634 info->xcoff_types[-typenum] = rettype;
3639 /* Find or create a tagged type. */
3642 stab_find_tagged_type (dhandle, info, p, len, kind)
3644 struct stab_handle *info;
3647 enum debug_type_kind kind;
3651 struct stab_tag *st;
3653 name = savestring (p, len);
3655 /* We pass DEBUG_KIND_ILLEGAL because we want all tags in the same
3656 namespace. This is right for C, and I don't know how to handle
3657 other languages. FIXME. */
3658 dtype = debug_find_tagged_type (dhandle, name, DEBUG_KIND_ILLEGAL);
3659 if (dtype != DEBUG_TYPE_NULL)
3665 /* We need to allocate an entry on the undefined tag list. */
3666 for (st = info->tags; st != NULL; st = st->next)
3668 if (st->name[0] == name[0]
3669 && strcmp (st->name, name) == 0)
3671 if (st->kind == DEBUG_KIND_ILLEGAL)
3679 st = (struct stab_tag *) xmalloc (sizeof *st);
3680 memset (st, 0, sizeof *st);
3682 st->next = info->tags;
3685 st->slot = DEBUG_TYPE_NULL;
3686 st->type = debug_make_indirect_type (dhandle, &st->slot, name);
3693 /* In order to get the correct argument types for a stubbed method, we
3694 need to extract the argument types from a C++ mangled string.
3695 Since the argument types can refer back to the return type, this
3696 means that we must demangle the entire physical name. In gdb this
3697 is done by calling cplus_demangle and running the results back
3698 through the C++ expression parser. Since we have no expression
3699 parser, we must duplicate much of the work of cplus_demangle here.
3701 We assume that GNU style demangling is used, since this is only
3702 done for method stubs, and only g++ should output that form of
3703 debugging information. */
3705 /* This structure is used to hold a pointer to type information which
3706 demangling a string. */
3708 struct stab_demangle_typestring
3710 /* The start of the type. This is not null terminated. */
3711 const char *typestring;
3712 /* The length of the type. */
3716 /* This structure is used to hold information while demangling a
3719 struct stab_demangle_info
3721 /* The debugging information handle. */
3723 /* The stab information handle. */
3724 struct stab_handle *info;
3725 /* The array of arguments we are building. */
3727 /* Whether the method takes a variable number of arguments. */
3729 /* The array of types we have remembered. */
3730 struct stab_demangle_typestring *typestrings;
3731 /* The number of typestrings. */
3732 unsigned int typestring_count;
3733 /* The number of typestring slots we have allocated. */
3734 unsigned int typestring_alloc;
3737 static void stab_bad_demangle PARAMS ((const char *));
3738 static unsigned int stab_demangle_count PARAMS ((const char **));
3739 static boolean stab_demangle_get_count
3740 PARAMS ((const char **, unsigned int *));
3741 static boolean stab_demangle_prefix
3742 PARAMS ((struct stab_demangle_info *, const char **));
3743 static boolean stab_demangle_function_name
3744 PARAMS ((struct stab_demangle_info *, const char **, const char *));
3745 static boolean stab_demangle_signature
3746 PARAMS ((struct stab_demangle_info *, const char **));
3747 static boolean stab_demangle_qualified
3748 PARAMS ((struct stab_demangle_info *, const char **, debug_type *));
3749 static boolean stab_demangle_template
3750 PARAMS ((struct stab_demangle_info *, const char **, char **));
3751 static boolean stab_demangle_class
3752 PARAMS ((struct stab_demangle_info *, const char **, const char **));
3753 static boolean stab_demangle_args
3754 PARAMS ((struct stab_demangle_info *, const char **, debug_type **,
3756 static boolean stab_demangle_arg
3757 PARAMS ((struct stab_demangle_info *, const char **, debug_type **,
3758 unsigned int *, unsigned int *));
3759 static boolean stab_demangle_type
3760 PARAMS ((struct stab_demangle_info *, const char **, debug_type *));
3761 static boolean stab_demangle_fund_type
3762 PARAMS ((struct stab_demangle_info *, const char **, debug_type *));
3763 static boolean stab_demangle_remember_type
3764 PARAMS ((struct stab_demangle_info *, const char *, int));
3766 /* Warn about a bad demangling. */
3769 stab_bad_demangle (s)
3772 fprintf (stderr, _("bad mangled name `%s'\n"), s);
3775 /* Get a count from a stab string. */
3778 stab_demangle_count (pp)
3784 while (isdigit ((unsigned char) **pp))
3787 count += **pp - '0';
3793 /* Require a count in a string. The count may be multiple digits, in
3794 which case it must end in an underscore. */
3797 stab_demangle_get_count (pp, pi)
3801 if (! isdigit ((unsigned char) **pp))
3806 if (isdigit ((unsigned char) **pp))
3819 while (isdigit ((unsigned char) *p));
3830 /* This function demangles a physical name, returning a NULL
3831 terminated array of argument types. */
3834 stab_demangle_argtypes (dhandle, info, physname, pvarargs)
3836 struct stab_handle *info;
3837 const char *physname;
3840 struct stab_demangle_info minfo;
3842 minfo.dhandle = dhandle;
3845 minfo.varargs = false;
3846 minfo.typestring_alloc = 10;
3847 minfo.typestrings = ((struct stab_demangle_typestring *)
3848 xmalloc (minfo.typestring_alloc
3849 * sizeof *minfo.typestrings));
3850 minfo.typestring_count = 0;
3852 /* cplus_demangle checks for special GNU mangled forms, but we can't
3853 see any of them in mangled method argument types. */
3855 if (! stab_demangle_prefix (&minfo, &physname))
3858 if (*physname != '\0')
3860 if (! stab_demangle_signature (&minfo, &physname))
3864 free (minfo.typestrings);
3865 minfo.typestrings = NULL;
3867 if (minfo.args == NULL)
3868 fprintf (stderr, _("no argument types in mangled string\n"));
3870 *pvarargs = minfo.varargs;
3874 if (minfo.typestrings != NULL)
3875 free (minfo.typestrings);
3879 /* Demangle the prefix of the mangled name. */
3882 stab_demangle_prefix (minfo, pp)
3883 struct stab_demangle_info *minfo;
3889 /* cplus_demangle checks for global constructors and destructors,
3890 but we can't see them in mangled argument types. */
3892 /* Look for `__'. */
3896 scan = strchr (scan, '_');
3898 while (scan != NULL && *++scan != '_');
3902 stab_bad_demangle (*pp);
3908 /* We found `__'; move ahead to the last contiguous `__' pair. */
3909 i = strspn (scan, "_");
3914 && (isdigit ((unsigned char) scan[2])
3918 /* This is a GNU style constructor name. */
3922 else if (scan == *pp
3923 && ! isdigit ((unsigned char) scan[2])
3926 /* Look for the `__' that separates the prefix from the
3928 while (*scan == '_')
3930 scan = strstr (scan, "__");
3931 if (scan == NULL || scan[2] == '\0')
3933 stab_bad_demangle (*pp);
3937 return stab_demangle_function_name (minfo, pp, scan);
3939 else if (scan[2] != '\0')
3941 /* The name doesn't start with `__', but it does contain `__'. */
3942 return stab_demangle_function_name (minfo, pp, scan);
3946 stab_bad_demangle (*pp);
3952 /* Demangle a function name prefix. The scan argument points to the
3953 double underscore which separates the function name from the
3957 stab_demangle_function_name (minfo, pp, scan)
3958 struct stab_demangle_info *minfo;
3964 /* The string from *pp to scan is the name of the function. We
3965 don't care about the name, since we just looking for argument
3966 types. However, for conversion operators, the name may include a
3967 type which we must remember in order to handle backreferences. */
3973 && strncmp (name, "type", 4) == 0
3974 && (name[4] == '$' || name[4] == '.'))
3978 /* This is a type conversion operator. */
3980 if (! stab_demangle_type (minfo, &tem, (debug_type *) NULL))
3983 else if (name[0] == '_'
3990 /* This is a type conversion operator. */
3992 if (! stab_demangle_type (minfo, &tem, (debug_type *) NULL))
3999 /* Demangle the signature. This is where the argument types are
4003 stab_demangle_signature (minfo, pp)
4004 struct stab_demangle_info *minfo;
4008 boolean expect_func, func_done;
4013 expect_func = false;
4017 while (**pp != '\0')
4023 if (! stab_demangle_qualified (minfo, pp, (debug_type *) NULL)
4024 || ! stab_demangle_remember_type (minfo, hold, *pp - hold))
4031 /* Static member function. FIXME: Can this happen? */
4038 /* Const member function. */
4044 case '0': case '1': case '2': case '3': case '4':
4045 case '5': case '6': case '7': case '8': case '9':
4048 if (! stab_demangle_class (minfo, pp, (const char **) NULL)
4049 || ! stab_demangle_remember_type (minfo, hold, *pp - hold))
4056 /* Function. I don't know if this actually happens with g++
4061 if (! stab_demangle_args (minfo, pp, &minfo->args, &minfo->varargs))
4069 if (! stab_demangle_template (minfo, pp, (char **) NULL)
4070 || ! stab_demangle_remember_type (minfo, hold, *pp - hold))
4077 /* At the outermost level, we cannot have a return type
4078 specified, so if we run into another '_' at this point we
4079 are dealing with a mangled name that is either bogus, or
4080 has been mangled by some algorithm we don't know how to
4081 deal with. So just reject the entire demangling. */
4082 stab_bad_demangle (orig);
4086 /* Assume we have stumbled onto the first outermost function
4087 argument token, and start processing args. */
4089 if (! stab_demangle_args (minfo, pp, &minfo->args, &minfo->varargs))
4097 if (! stab_demangle_args (minfo, pp, &minfo->args, &minfo->varargs))
4104 /* With GNU style demangling, bar__3foo is 'foo::bar(void)', and
4105 bar__3fooi is 'foo::bar(int)'. We get here when we find the
4106 first case, and need to ensure that the '(void)' gets added
4107 to the current declp. */
4108 if (! stab_demangle_args (minfo, pp, &minfo->args, &minfo->varargs))
4115 /* Demangle a qualified name, such as "Q25Outer5Inner" which is the
4116 mangled form of "Outer::Inner". */
4119 stab_demangle_qualified (minfo, pp, ptype)
4120 struct stab_demangle_info *minfo;
4126 unsigned int qualifiers;
4134 /* GNU mangled name with more than 9 classes. The count is
4135 preceded by an underscore (to distinguish it from the <= 9
4136 case) and followed by an underscore. */
4138 if (! isdigit ((unsigned char) *p) || *p == '0')
4140 stab_bad_demangle (orig);
4143 qualifiers = atoi (p);
4144 while (isdigit ((unsigned char) *p))
4148 stab_bad_demangle (orig);
4154 case '1': case '2': case '3': case '4': case '5':
4155 case '6': case '7': case '8': case '9':
4156 qualifiers = (*pp)[1] - '0';
4157 /* Skip an optional underscore after the count. */
4158 if ((*pp)[2] == '_')
4165 stab_bad_demangle (orig);
4169 context = DEBUG_TYPE_NULL;
4171 /* Pick off the names. */
4172 while (qualifiers-- > 0)
4180 if (! stab_demangle_template (minfo, pp,
4181 ptype != NULL ? &name : NULL))
4186 context = stab_find_tagged_type (minfo->dhandle, minfo->info,
4187 name, strlen (name),
4190 if (context == DEBUG_TYPE_NULL)
4198 len = stab_demangle_count (pp);
4199 if (strlen (*pp) < len)
4201 stab_bad_demangle (orig);
4207 const debug_field *fields;
4210 if (context != DEBUG_TYPE_NULL)
4211 fields = debug_get_fields (minfo->dhandle, context);
4213 context = DEBUG_TYPE_NULL;
4219 /* Try to find the type by looking through the
4220 fields of context until we find a field with the
4221 same type. This ought to work for a class
4222 defined within a class, but it won't work for,
4223 e.g., an enum defined within a class. stabs does
4224 not give us enough information to figure out the
4227 name = savestring (*pp, len);
4229 for (; *fields != DEBUG_FIELD_NULL; fields++)
4234 ft = debug_get_field_type (minfo->dhandle, *fields);
4237 dn = debug_get_type_name (minfo->dhandle, ft);
4238 if (dn != NULL && strcmp (dn, name) == 0)
4248 if (context == DEBUG_TYPE_NULL)
4250 /* We have to fall back on finding the type by name.
4251 If there are more types to come, then this must
4252 be a class. Otherwise, it could be anything. */
4254 if (qualifiers == 0)
4258 name = savestring (*pp, len);
4259 context = debug_find_named_type (minfo->dhandle,
4264 if (context == DEBUG_TYPE_NULL)
4266 context = stab_find_tagged_type (minfo->dhandle,
4270 ? DEBUG_KIND_ILLEGAL
4271 : DEBUG_KIND_CLASS));
4272 if (context == DEBUG_TYPE_NULL)
4288 /* Demangle a template. If PNAME is not NULL, this sets *PNAME to a
4289 string representation of the template. */
4292 stab_demangle_template (minfo, pp, pname)
4293 struct stab_demangle_info *minfo;
4304 /* Skip the template name. */
4305 r = stab_demangle_count (pp);
4306 if (r == 0 || strlen (*pp) < r)
4308 stab_bad_demangle (orig);
4313 /* Get the size of the parameter list. */
4314 if (stab_demangle_get_count (pp, &r) == 0)
4316 stab_bad_demangle (orig);
4320 for (i = 0; i < r; i++)
4324 /* This is a type parameter. */
4326 if (! stab_demangle_type (minfo, pp, (debug_type *) NULL))
4332 boolean pointerp, realp, integralp, charp, boolp;
4343 /* This is a value parameter. */
4345 if (! stab_demangle_type (minfo, pp, (debug_type *) NULL))
4348 while (*old_p != '\0' && ! done)
4358 case 'C': /* Const. */
4359 case 'S': /* Signed. */
4360 case 'U': /* Unsigned. */
4361 case 'V': /* Volatile. */
4362 case 'F': /* Function. */
4363 case 'M': /* Member function. */
4367 case 'Q': /* Qualified name. */
4371 case 'T': /* Remembered type. */
4373 case 'v': /* Void. */
4375 case 'x': /* Long long. */
4376 case 'l': /* Long. */
4377 case 'i': /* Int. */
4378 case 's': /* Short. */
4379 case 'w': /* Wchar_t. */
4383 case 'b': /* Bool. */
4387 case 'c': /* Char. */
4391 case 'r': /* Long double. */
4392 case 'd': /* Double. */
4393 case 'f': /* Float. */
4398 /* Assume it's a user defined integral type. */
4409 while (isdigit ((unsigned char) **pp))
4418 val = stab_demangle_count (pp);
4421 stab_bad_demangle (orig);
4429 val = stab_demangle_count (pp);
4430 if (val != 0 && val != 1)
4432 stab_bad_demangle (orig);
4440 while (isdigit ((unsigned char) **pp))
4445 while (isdigit ((unsigned char) **pp))
4451 while (isdigit ((unsigned char) **pp))
4459 if (! stab_demangle_get_count (pp, &len))
4461 stab_bad_demangle (orig);
4469 /* We can translate this to a string fairly easily by invoking the
4470 regular demangling routine. */
4473 char *s1, *s2, *s3, *s4;
4476 s1 = savestring (orig, *pp - orig);
4478 s2 = concat ("NoSuchStrinG__", s1, (const char *) NULL);
4482 s3 = cplus_demangle (s2, DMGL_ANSI);
4487 s4 = strstr (s3, "::NoSuchStrinG");
4488 if (s3 == NULL || s4 == NULL)
4490 stab_bad_demangle (orig);
4496 /* Eliminating all spaces, except those between > characters,
4497 makes it more likely that the demangled name will match the
4498 name which g++ used as the structure name. */
4499 for (from = to = s3; from != s4; ++from)
4501 || (from[1] == '>' && from > s3 && from[-1] == '>'))
4504 *pname = savestring (s3, to - s3);
4512 /* Demangle a class name. */
4515 stab_demangle_class (minfo, pp, pstart)
4516 struct stab_demangle_info *minfo ATTRIBUTE_UNUSED;
4518 const char **pstart;
4525 n = stab_demangle_count (pp);
4526 if (strlen (*pp) < n)
4528 stab_bad_demangle (orig);
4540 /* Demangle function arguments. If the pargs argument is not NULL, it
4541 is set to a NULL terminated array holding the arguments. */
4544 stab_demangle_args (minfo, pp, pargs, pvarargs)
4545 struct stab_demangle_info *minfo;
4551 unsigned int alloc, count;
4558 *pargs = (debug_type *) xmalloc (alloc * sizeof **pargs);
4563 while (**pp != '_' && **pp != '\0' && **pp != 'e')
4565 if (**pp == 'N' || **pp == 'T')
4573 if (temptype == 'T')
4577 if (! stab_demangle_get_count (pp, &r))
4579 stab_bad_demangle (orig);
4584 if (! stab_demangle_get_count (pp, &t))
4586 stab_bad_demangle (orig);
4590 if (t >= minfo->typestring_count)
4592 stab_bad_demangle (orig);
4599 tem = minfo->typestrings[t].typestring;
4600 if (! stab_demangle_arg (minfo, &tem, pargs, &count, &alloc))
4606 if (! stab_demangle_arg (minfo, pp, pargs, &count, &alloc))
4612 (*pargs)[count] = DEBUG_TYPE_NULL;
4624 /* Demangle a single argument. */
4627 stab_demangle_arg (minfo, pp, pargs, pcount, palloc)
4628 struct stab_demangle_info *minfo;
4631 unsigned int *pcount;
4632 unsigned int *palloc;
4638 if (! stab_demangle_type (minfo, pp,
4639 pargs == NULL ? (debug_type *) NULL : &type)
4640 || ! stab_demangle_remember_type (minfo, start, *pp - start))
4645 if (type == DEBUG_TYPE_NULL)
4648 if (*pcount + 1 >= *palloc)
4651 *pargs = ((debug_type *)
4652 xrealloc (*pargs, *palloc * sizeof **pargs));
4654 (*pargs)[*pcount] = type;
4661 /* Demangle a type. If the ptype argument is not NULL, *ptype is set
4662 to the newly allocated type. */
4665 stab_demangle_type (minfo, pp, ptype)
4666 struct stab_demangle_info *minfo;
4678 /* A pointer type. */
4680 if (! stab_demangle_type (minfo, pp, ptype))
4683 *ptype = debug_make_pointer_type (minfo->dhandle, *ptype);
4687 /* A reference type. */
4689 if (! stab_demangle_type (minfo, pp, ptype))
4692 *ptype = debug_make_reference_type (minfo->dhandle, *ptype);
4702 while (**pp != '\0' && **pp != '_')
4704 if (! isdigit ((unsigned char) **pp))
4706 stab_bad_demangle (orig);
4715 stab_bad_demangle (orig);
4720 if (! stab_demangle_type (minfo, pp, ptype))
4724 debug_type int_type;
4726 int_type = debug_find_named_type (minfo->dhandle, "int");
4727 if (int_type == NULL)
4728 int_type = debug_make_int_type (minfo->dhandle, 4, false);
4729 *ptype = debug_make_array_type (minfo->dhandle, *ptype, int_type,
4736 /* A back reference to a remembered type. */
4742 if (! stab_demangle_get_count (pp, &i))
4744 stab_bad_demangle (orig);
4747 if (i >= minfo->typestring_count)
4749 stab_bad_demangle (orig);
4752 p = minfo->typestrings[i].typestring;
4753 if (! stab_demangle_type (minfo, &p, ptype))
4765 if (! stab_demangle_args (minfo, pp,
4767 ? (debug_type **) NULL
4775 /* cplus_demangle will accept a function without a return
4776 type, but I don't know when that will happen, or what
4777 to do if it does. */
4778 stab_bad_demangle (orig);
4782 if (! stab_demangle_type (minfo, pp, ptype))
4785 *ptype = debug_make_function_type (minfo->dhandle, *ptype, args,
4794 boolean memberp, constp, volatilep;
4795 debug_type class_type = DEBUG_TYPE_NULL;
4801 memberp = **pp == 'M';
4808 if (isdigit ((unsigned char) **pp))
4810 n = stab_demangle_count (pp);
4811 if (strlen (*pp) < n)
4813 stab_bad_demangle (orig);
4821 class_type = stab_find_tagged_type (minfo->dhandle,
4825 if (class_type == DEBUG_TYPE_NULL)
4829 else if (**pp == 'Q')
4831 if (! stab_demangle_qualified (minfo, pp,
4833 ? (debug_type *) NULL
4839 stab_bad_demangle (orig);
4850 else if (**pp == 'V')
4857 stab_bad_demangle (orig);
4861 if (! stab_demangle_args (minfo, pp,
4863 ? (debug_type **) NULL
4873 stab_bad_demangle (orig);
4878 if (! stab_demangle_type (minfo, pp, ptype))
4884 *ptype = debug_make_offset_type (minfo->dhandle, class_type,
4888 /* FIXME: We have no way to record constp or
4890 *ptype = debug_make_method_type (minfo->dhandle, *ptype,
4891 class_type, args, varargs);
4899 if (! stab_demangle_type (minfo, pp, ptype))
4905 if (! stab_demangle_type (minfo, pp, ptype))
4908 *ptype = debug_make_const_type (minfo->dhandle, *ptype);
4916 if (! stab_demangle_qualified (minfo, pp, ptype))
4922 if (! stab_demangle_fund_type (minfo, pp, ptype))
4930 /* Demangle a fundamental type. If the ptype argument is not NULL,
4931 *ptype is set to the newly allocated type. */
4934 stab_demangle_fund_type (minfo, pp, ptype)
4935 struct stab_demangle_info *minfo;
4940 boolean constp, volatilep, unsignedp, signedp;
4985 /* cplus_demangle permits this, but I don't know what it means. */
4986 stab_bad_demangle (orig);
4989 case 'v': /* void */
4992 *ptype = debug_find_named_type (minfo->dhandle, "void");
4993 if (*ptype == DEBUG_TYPE_NULL)
4994 *ptype = debug_make_void_type (minfo->dhandle);
4999 case 'x': /* long long */
5002 *ptype = debug_find_named_type (minfo->dhandle,
5004 ? "long long unsigned int"
5005 : "long long int"));
5006 if (*ptype == DEBUG_TYPE_NULL)
5007 *ptype = debug_make_int_type (minfo->dhandle, 8, unsignedp);
5012 case 'l': /* long */
5015 *ptype = debug_find_named_type (minfo->dhandle,
5017 ? "long unsigned int"
5019 if (*ptype == DEBUG_TYPE_NULL)
5020 *ptype = debug_make_int_type (minfo->dhandle, 4, unsignedp);
5028 *ptype = debug_find_named_type (minfo->dhandle,
5032 if (*ptype == DEBUG_TYPE_NULL)
5033 *ptype = debug_make_int_type (minfo->dhandle, 4, unsignedp);
5038 case 's': /* short */
5041 *ptype = debug_find_named_type (minfo->dhandle,
5043 ? "short unsigned int"
5045 if (*ptype == DEBUG_TYPE_NULL)
5046 *ptype = debug_make_int_type (minfo->dhandle, 2, unsignedp);
5051 case 'b': /* bool */
5054 *ptype = debug_find_named_type (minfo->dhandle, "bool");
5055 if (*ptype == DEBUG_TYPE_NULL)
5056 *ptype = debug_make_bool_type (minfo->dhandle, 4);
5061 case 'c': /* char */
5064 *ptype = debug_find_named_type (minfo->dhandle,
5070 if (*ptype == DEBUG_TYPE_NULL)
5071 *ptype = debug_make_int_type (minfo->dhandle, 1, unsignedp);
5076 case 'w': /* wchar_t */
5079 *ptype = debug_find_named_type (minfo->dhandle, "__wchar_t");
5080 if (*ptype == DEBUG_TYPE_NULL)
5081 *ptype = debug_make_int_type (minfo->dhandle, 2, true);
5086 case 'r': /* long double */
5089 *ptype = debug_find_named_type (minfo->dhandle, "long double");
5090 if (*ptype == DEBUG_TYPE_NULL)
5091 *ptype = debug_make_float_type (minfo->dhandle, 8);
5096 case 'd': /* double */
5099 *ptype = debug_find_named_type (minfo->dhandle, "double");
5100 if (*ptype == DEBUG_TYPE_NULL)
5101 *ptype = debug_make_float_type (minfo->dhandle, 8);
5106 case 'f': /* float */
5109 *ptype = debug_find_named_type (minfo->dhandle, "float");
5110 if (*ptype == DEBUG_TYPE_NULL)
5111 *ptype = debug_make_float_type (minfo->dhandle, 4);
5118 if (! isdigit ((unsigned char) **pp))
5120 stab_bad_demangle (orig);
5124 case '0': case '1': case '2': case '3': case '4':
5125 case '5': case '6': case '7': case '8': case '9':
5129 if (! stab_demangle_class (minfo, pp, &hold))
5135 name = savestring (hold, *pp - hold);
5136 *ptype = debug_find_named_type (minfo->dhandle, name);
5138 if (*ptype == DEBUG_TYPE_NULL)
5140 /* FIXME: It is probably incorrect to assume that
5141 undefined types are tagged types. */
5142 *ptype = stab_find_tagged_type (minfo->dhandle, minfo->info,
5144 DEBUG_KIND_ILLEGAL);
5145 if (*ptype == DEBUG_TYPE_NULL)
5156 if (! stab_demangle_template (minfo, pp,
5157 ptype != NULL ? &name : NULL))
5161 *ptype = stab_find_tagged_type (minfo->dhandle, minfo->info,
5162 name, strlen (name),
5165 if (*ptype == DEBUG_TYPE_NULL)
5172 stab_bad_demangle (orig);
5179 *ptype = debug_make_const_type (minfo->dhandle, *ptype);
5181 *ptype = debug_make_volatile_type (minfo->dhandle, *ptype);
5187 /* Remember a type string in a demangled string. */
5190 stab_demangle_remember_type (minfo, p, len)
5191 struct stab_demangle_info *minfo;
5195 if (minfo->typestring_count >= minfo->typestring_alloc)
5197 minfo->typestring_alloc += 10;
5198 minfo->typestrings = ((struct stab_demangle_typestring *)
5199 xrealloc (minfo->typestrings,
5200 (minfo->typestring_alloc
5201 * sizeof *minfo->typestrings)));
5204 minfo->typestrings[minfo->typestring_count].typestring = p;
5205 minfo->typestrings[minfo->typestring_count].len = (unsigned int) len;
5206 ++minfo->typestring_count;