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);
1264 size /= 8; /* Size is in bits. We store it in bytes. */
1274 /* Ignore unrecognized type attributes, so future
1275 compilers can invent new ones. */
1288 enum debug_type_kind code;
1289 const char *q1, *q2, *p;
1291 /* A cross reference to another type. */
1296 code = DEBUG_KIND_STRUCT;
1299 code = DEBUG_KIND_UNION;
1302 code = DEBUG_KIND_ENUM;
1305 /* Complain and keep going, so compilers can invent new
1306 cross-reference types. */
1307 warn_stab (orig, _("unrecognized cross reference type"));
1308 code = DEBUG_KIND_STRUCT;
1313 q1 = strchr (*pp, '<');
1314 p = strchr (*pp, ':');
1318 return DEBUG_TYPE_NULL;
1320 if (q1 != NULL && p > q1 && p[1] == ':')
1324 for (q2 = q1; *q2 != '\0'; ++q2)
1328 else if (*q2 == '>')
1330 else if (*q2 == ':' && nest == 0)
1337 return DEBUG_TYPE_NULL;
1341 /* Some versions of g++ can emit stabs like
1343 which define structures in terms of themselves. We need to
1344 tell the caller to avoid building a circular structure. */
1345 if (typename != NULL
1346 && strncmp (typename, *pp, p - *pp) == 0
1347 && typename[p - *pp] == '\0')
1348 info->self_crossref = true;
1350 dtype = stab_find_tagged_type (dhandle, info, *pp, p - *pp, code);
1372 /* This type is defined as another type. */
1377 /* Peek ahead at the number to detect void. */
1378 if (! parse_stab_type_number (pp, xtypenums))
1379 return DEBUG_TYPE_NULL;
1381 if (typenums[0] == xtypenums[0] && typenums[1] == xtypenums[1])
1383 /* This type is being defined as itself, which means that
1385 dtype = debug_make_void_type (dhandle);
1391 /* Go back to the number and have parse_stab_type get it.
1392 This means that we can deal with something like
1393 t(1,2)=(3,4)=... which the Lucid compiler uses. */
1394 dtype = parse_stab_type (dhandle, info, (const char *) NULL,
1395 pp, (debug_type **) NULL);
1396 if (dtype == DEBUG_TYPE_NULL)
1397 return DEBUG_TYPE_NULL;
1400 if (typenums[0] != -1)
1402 if (! stab_record_type (dhandle, info, typenums, dtype))
1403 return DEBUG_TYPE_NULL;
1410 dtype = debug_make_pointer_type (dhandle,
1411 parse_stab_type (dhandle, info,
1412 (const char *) NULL,
1414 (debug_type **) NULL));
1418 /* Reference to another type. */
1419 dtype = (debug_make_reference_type
1421 parse_stab_type (dhandle, info, (const char *) NULL, pp,
1422 (debug_type **) NULL)));
1426 /* Function returning another type. */
1427 /* FIXME: gdb checks os9k_stabs here. */
1428 dtype = (debug_make_function_type
1430 parse_stab_type (dhandle, info, (const char *) NULL, pp,
1431 (debug_type **) NULL),
1432 (debug_type *) NULL, false));
1436 /* Const qualifier on some type (Sun). */
1437 /* FIXME: gdb accepts 'c' here if os9k_stabs. */
1438 dtype = debug_make_const_type (dhandle,
1439 parse_stab_type (dhandle, info,
1440 (const char *) NULL,
1442 (debug_type **) NULL));
1446 /* Volatile qual on some type (Sun). */
1447 /* FIXME: gdb accepts 'i' here if os9k_stabs. */
1448 dtype = (debug_make_volatile_type
1450 parse_stab_type (dhandle, info, (const char *) NULL, pp,
1451 (debug_type **) NULL)));
1455 /* Offset (class & variable) type. This is used for a pointer
1456 relative to an object. */
1463 domain = parse_stab_type (dhandle, info, (const char *) NULL, pp,
1464 (debug_type **) NULL);
1465 if (domain == DEBUG_TYPE_NULL)
1466 return DEBUG_TYPE_NULL;
1471 return DEBUG_TYPE_NULL;
1475 memtype = parse_stab_type (dhandle, info, (const char *) NULL, pp,
1476 (debug_type **) NULL);
1477 if (memtype == DEBUG_TYPE_NULL)
1478 return DEBUG_TYPE_NULL;
1480 dtype = debug_make_offset_type (dhandle, domain, memtype);
1485 /* Method (class & fn) type. */
1488 debug_type return_type;
1491 return_type = parse_stab_type (dhandle, info, (const char *) NULL,
1492 pp, (debug_type **) NULL);
1493 if (return_type == DEBUG_TYPE_NULL)
1494 return DEBUG_TYPE_NULL;
1498 return DEBUG_TYPE_NULL;
1501 dtype = debug_make_method_type (dhandle, return_type,
1503 (debug_type *) NULL, false);
1508 debug_type return_type;
1514 domain = parse_stab_type (dhandle, info, (const char *) NULL,
1515 pp, (debug_type **) NULL);
1516 if (domain == DEBUG_TYPE_NULL)
1517 return DEBUG_TYPE_NULL;
1522 return DEBUG_TYPE_NULL;
1526 return_type = parse_stab_type (dhandle, info, (const char *) NULL,
1527 pp, (debug_type **) NULL);
1528 if (return_type == DEBUG_TYPE_NULL)
1529 return DEBUG_TYPE_NULL;
1532 args = (debug_type *) xmalloc (alloc * sizeof *args);
1539 return DEBUG_TYPE_NULL;
1546 args = ((debug_type *)
1547 xrealloc ((PTR) args, alloc * sizeof *args));
1550 args[n] = parse_stab_type (dhandle, info, (const char *) NULL,
1551 pp, (debug_type **) NULL);
1552 if (args[n] == DEBUG_TYPE_NULL)
1553 return DEBUG_TYPE_NULL;
1558 /* If the last type is not void, then this function takes a
1559 variable number of arguments. Otherwise, we must strip
1562 || debug_get_type_kind (dhandle, args[n - 1]) != DEBUG_KIND_VOID)
1570 args[n] = DEBUG_TYPE_NULL;
1572 dtype = debug_make_method_type (dhandle, return_type, domain, args,
1579 dtype = parse_stab_range_type (dhandle, info, typename, pp, typenums);
1583 /* FIXME: gdb checks os9k_stabs here. */
1584 /* Sun ACC builtin int type. */
1585 dtype = parse_stab_sun_builtin_type (dhandle, pp);
1589 /* Sun ACC builtin float type. */
1590 dtype = parse_stab_sun_floating_type (dhandle, pp);
1594 /* Enumeration type. */
1595 dtype = parse_stab_enum_type (dhandle, pp);
1600 /* Struct or union type. */
1601 dtype = parse_stab_struct_type (dhandle, info, typename, pp,
1602 descriptor == 's', typenums);
1610 return DEBUG_TYPE_NULL;
1614 dtype = parse_stab_array_type (dhandle, info, pp, stringp);
1618 dtype = debug_make_set_type (dhandle,
1619 parse_stab_type (dhandle, info,
1620 (const char *) NULL,
1622 (debug_type **) NULL),
1628 return DEBUG_TYPE_NULL;
1631 if (dtype == DEBUG_TYPE_NULL)
1632 return DEBUG_TYPE_NULL;
1634 if (typenums[0] != -1)
1636 if (! stab_record_type (dhandle, info, typenums, dtype))
1637 return DEBUG_TYPE_NULL;
1642 if (! debug_record_type_size (dhandle, dtype, (unsigned int) size))
1643 return DEBUG_TYPE_NULL;
1649 /* Read a number by which a type is referred to in dbx data, or
1650 perhaps read a pair (FILENUM, TYPENUM) in parentheses. Just a
1651 single number N is equivalent to (0,N). Return the two numbers by
1652 storing them in the vector TYPENUMS. */
1655 parse_stab_type_number (pp, typenums)
1666 typenums[1] = (int) parse_number (pp, (boolean *) NULL);
1671 typenums[0] = (int) parse_number (pp, (boolean *) NULL);
1678 typenums[1] = (int) parse_number (pp, (boolean *) NULL);
1690 /* Parse a range type. */
1693 parse_stab_range_type (dhandle, info, typename, pp, typenums)
1695 struct stab_handle *info;
1696 const char *typename;
1698 const int *typenums;
1702 boolean self_subrange;
1703 debug_type index_type;
1704 const char *s2, *s3;
1705 bfd_signed_vma n2, n3;
1710 index_type = DEBUG_TYPE_NULL;
1712 /* First comes a type we are a subrange of.
1713 In C it is usually 0, 1 or the type being defined. */
1714 if (! parse_stab_type_number (pp, rangenums))
1715 return DEBUG_TYPE_NULL;
1717 self_subrange = (rangenums[0] == typenums[0]
1718 && rangenums[1] == typenums[1]);
1723 index_type = parse_stab_type (dhandle, info, (const char *) NULL,
1724 pp, (debug_type **) NULL);
1725 if (index_type == DEBUG_TYPE_NULL)
1726 return DEBUG_TYPE_NULL;
1732 /* The remaining two operands are usually lower and upper bounds of
1733 the range. But in some special cases they mean something else. */
1735 n2 = parse_number (pp, &ov2);
1739 return DEBUG_TYPE_NULL;
1744 n3 = parse_number (pp, &ov3);
1748 return DEBUG_TYPE_NULL;
1754 /* gcc will emit range stabs for long long types. Handle this
1755 as a special case. FIXME: This needs to be more general. */
1756 #define LLLOW "01000000000000000000000;"
1757 #define LLHIGH "0777777777777777777777;"
1758 #define ULLHIGH "01777777777777777777777;"
1759 if (index_type == DEBUG_TYPE_NULL)
1761 if (strncmp (s2, LLLOW, sizeof LLLOW - 1) == 0
1762 && strncmp (s3, LLHIGH, sizeof LLHIGH - 1) == 0)
1763 return debug_make_int_type (dhandle, 8, false);
1766 && strncmp (s3, ULLHIGH, sizeof ULLHIGH - 1) == 0)
1767 return debug_make_int_type (dhandle, 8, true);
1770 warn_stab (orig, _("numeric overflow"));
1773 if (index_type == DEBUG_TYPE_NULL)
1775 /* A type defined as a subrange of itself, with both bounds 0,
1777 if (self_subrange && n2 == 0 && n3 == 0)
1778 return debug_make_void_type (dhandle);
1780 /* A type defined as a subrange of itself, with n2 positive and
1781 n3 zero, is a complex type, and n2 is the number of bytes. */
1782 if (self_subrange && n3 == 0 && n2 > 0)
1783 return debug_make_complex_type (dhandle, n2);
1785 /* If n3 is zero and n2 is positive, this is a floating point
1786 type, and n2 is the number of bytes. */
1787 if (n3 == 0 && n2 > 0)
1788 return debug_make_float_type (dhandle, n2);
1790 /* If the upper bound is -1, this is an unsigned int. */
1791 if (n2 == 0 && n3 == -1)
1793 /* When gcc is used with -gstabs, but not -gstabs+, it will emit
1794 long long int:t6=r1;0;-1;
1795 long long unsigned int:t7=r1;0;-1;
1796 We hack here to handle this reasonably. */
1797 if (typename != NULL)
1799 if (strcmp (typename, "long long int") == 0)
1800 return debug_make_int_type (dhandle, 8, false);
1801 else if (strcmp (typename, "long long unsigned int") == 0)
1802 return debug_make_int_type (dhandle, 8, true);
1804 /* FIXME: The size here really depends upon the target. */
1805 return debug_make_int_type (dhandle, 4, true);
1808 /* A range of 0 to 127 is char. */
1809 if (self_subrange && n2 == 0 && n3 == 127)
1810 return debug_make_int_type (dhandle, 1, false);
1812 /* FIXME: gdb checks for the language CHILL here. */
1817 return debug_make_int_type (dhandle, - n3, true);
1818 else if (n3 == 0xff)
1819 return debug_make_int_type (dhandle, 1, true);
1820 else if (n3 == 0xffff)
1821 return debug_make_int_type (dhandle, 2, true);
1822 else if (n3 == (bfd_signed_vma) 0xffffffff)
1823 return debug_make_int_type (dhandle, 4, true);
1825 else if (n3 == ((((bfd_vma) 0xffffffff) << 32) | 0xffffffff))
1826 return debug_make_int_type (dhandle, 8, true);
1831 && (self_subrange || n2 == -8))
1832 return debug_make_int_type (dhandle, - n2, true);
1833 else if (n2 == - n3 - 1 || n2 == n3 + 1)
1836 return debug_make_int_type (dhandle, 1, false);
1837 else if (n3 == 0x7fff)
1838 return debug_make_int_type (dhandle, 2, false);
1839 else if (n3 == 0x7fffffff)
1840 return debug_make_int_type (dhandle, 4, false);
1842 else if (n3 == ((((bfd_vma) 0x7fffffff) << 32) | 0xffffffff))
1843 return debug_make_int_type (dhandle, 8, false);
1848 /* At this point I don't have the faintest idea how to deal with a
1849 self_subrange type; I'm going to assume that this is used as an
1850 idiom, and that all of them are special cases. So . . . */
1854 return DEBUG_TYPE_NULL;
1857 index_type = stab_find_type (dhandle, info, rangenums);
1858 if (index_type == DEBUG_TYPE_NULL)
1860 /* Does this actually ever happen? Is that why we are worrying
1861 about dealing with it rather than just calling error_type? */
1862 warn_stab (orig, _("missing index type"));
1863 index_type = debug_make_int_type (dhandle, 4, false);
1866 return debug_make_range_type (dhandle, index_type, n2, n3);
1869 /* Sun's ACC uses a somewhat saner method for specifying the builtin
1870 typedefs in every file (for int, long, etc):
1872 type = b <signed> <width>; <offset>; <nbits>
1873 signed = u or s. Possible c in addition to u or s (for char?).
1874 offset = offset from high order bit to start bit of type.
1875 width is # bytes in object of this type, nbits is # bits in type.
1877 The width/offset stuff appears to be for small objects stored in
1878 larger ones (e.g. `shorts' in `int' registers). We ignore it for now,
1882 parse_stab_sun_builtin_type (dhandle, pp)
1902 return DEBUG_TYPE_NULL;
1906 /* For some odd reason, all forms of char put a c here. This is strange
1907 because no other type has this honor. We can safely ignore this because
1908 we actually determine 'char'acterness by the number of bits specified in
1913 /* The first number appears to be the number of bytes occupied
1914 by this type, except that unsigned short is 4 instead of 2.
1915 Since this information is redundant with the third number,
1916 we will ignore it. */
1917 (void) parse_number (pp, (boolean *) NULL);
1921 return DEBUG_TYPE_NULL;
1925 /* The second number is always 0, so ignore it too. */
1926 (void) parse_number (pp, (boolean *) NULL);
1930 return DEBUG_TYPE_NULL;
1934 /* The third number is the number of bits for this type. */
1935 bits = parse_number (pp, (boolean *) NULL);
1937 /* The type *should* end with a semicolon. If it are embedded
1938 in a larger type the semicolon may be the only way to know where
1939 the type ends. If this type is at the end of the stabstring we
1940 can deal with the omitted semicolon (but we don't have to like
1941 it). Don't bother to complain(), Sun's compiler omits the semicolon
1947 return debug_make_void_type (dhandle);
1949 return debug_make_int_type (dhandle, bits / 8, unsignedp);
1952 /* Parse a builtin floating type generated by the Sun compiler. */
1955 parse_stab_sun_floating_type (dhandle, pp)
1965 /* The first number has more details about the type, for example
1967 details = parse_number (pp, (boolean *) NULL);
1971 return DEBUG_TYPE_NULL;
1974 /* The second number is the number of bytes occupied by this type */
1975 bytes = parse_number (pp, (boolean *) NULL);
1979 return DEBUG_TYPE_NULL;
1982 if (details == NF_COMPLEX
1983 || details == NF_COMPLEX16
1984 || details == NF_COMPLEX32)
1985 return debug_make_complex_type (dhandle, bytes);
1987 return debug_make_float_type (dhandle, bytes);
1990 /* Handle an enum type. */
1993 parse_stab_enum_type (dhandle, pp)
1999 bfd_signed_vma *values;
2005 /* FIXME: gdb checks os9k_stabs here. */
2007 /* The aix4 compiler emits an extra field before the enum members;
2008 my guess is it's a type of some sort. Just ignore it. */
2016 /* Read the value-names and their values.
2017 The input syntax is NAME:VALUE,NAME:VALUE, and so on.
2018 A semicolon or comma instead of a NAME means the end. */
2020 names = (const char **) xmalloc (alloc * sizeof *names);
2021 values = (bfd_signed_vma *) xmalloc (alloc * sizeof *values);
2023 while (**pp != '\0' && **pp != ';' && **pp != ',')
2033 name = savestring (*pp, p - *pp);
2036 val = (bfd_signed_vma) parse_number (pp, (boolean *) NULL);
2040 return DEBUG_TYPE_NULL;
2047 names = ((const char **)
2048 xrealloc ((PTR) names, alloc * sizeof *names));
2049 values = ((bfd_signed_vma *)
2050 xrealloc ((PTR) values, alloc * sizeof *values));
2064 return debug_make_enum_type (dhandle, names, values);
2067 /* Read the description of a structure (or union type) and return an object
2068 describing the type.
2070 PP points to a character pointer that points to the next unconsumed token
2071 in the the stabs string. For example, given stabs "A:T4=s4a:1,0,32;;",
2072 *PP will point to "4a:1,0,32;;". */
2075 parse_stab_struct_type (dhandle, info, tagname, pp, structp, typenums)
2077 struct stab_handle *info;
2078 const char *tagname;
2081 const int *typenums;
2085 debug_baseclass *baseclasses;
2086 debug_field *fields;
2088 debug_method *methods;
2089 debug_type vptrbase;
2095 size = parse_number (pp, (boolean *) NULL);
2097 /* Get the other information. */
2098 if (! parse_stab_baseclasses (dhandle, info, pp, &baseclasses)
2099 || ! parse_stab_struct_fields (dhandle, info, pp, &fields, &statics)
2100 || ! parse_stab_members (dhandle, info, tagname, pp, typenums, &methods)
2101 || ! parse_stab_tilde_field (dhandle, info, pp, typenums, &vptrbase,
2103 return DEBUG_TYPE_NULL;
2106 && baseclasses == NULL
2108 && vptrbase == DEBUG_TYPE_NULL
2110 return debug_make_struct_type (dhandle, structp, size, fields);
2112 return debug_make_object_type (dhandle, structp, size, fields, baseclasses,
2113 methods, vptrbase, ownvptr);
2116 /* The stabs for C++ derived classes contain baseclass information which
2117 is marked by a '!' character after the total size. This function is
2118 called when we encounter the baseclass marker, and slurps up all the
2119 baseclass information.
2121 Immediately following the '!' marker is the number of base classes that
2122 the class is derived from, followed by information for each base class.
2123 For each base class, there are two visibility specifiers, a bit offset
2124 to the base class information within the derived class, a reference to
2125 the type for the base class, and a terminating semicolon.
2127 A typical example, with two base classes, would be "!2,020,19;0264,21;".
2129 Baseclass information marker __________________|| | | | | | |
2130 Number of baseclasses __________________________| | | | | | |
2131 Visibility specifiers (2) ________________________| | | | | |
2132 Offset in bits from start of class _________________| | | | |
2133 Type number for base class ___________________________| | | |
2134 Visibility specifiers (2) _______________________________| | |
2135 Offset in bits from start of class ________________________| |
2136 Type number of base class ____________________________________|
2138 Return true for success, false for failure. */
2141 parse_stab_baseclasses (dhandle, info, pp, retp)
2143 struct stab_handle *info;
2145 debug_baseclass **retp;
2149 debug_baseclass *classes;
2157 /* No base classes. */
2162 c = (unsigned int) parse_number (pp, (boolean *) NULL);
2171 classes = (debug_baseclass *) xmalloc ((c + 1) * sizeof (**retp));
2173 for (i = 0; i < c; i++)
2176 enum debug_visibility visibility;
2189 warn_stab (orig, _("unknown virtual character for baseclass"));
2198 visibility = DEBUG_VISIBILITY_PRIVATE;
2201 visibility = DEBUG_VISIBILITY_PROTECTED;
2204 visibility = DEBUG_VISIBILITY_PUBLIC;
2207 warn_stab (orig, _("unknown visibility character for baseclass"));
2208 visibility = DEBUG_VISIBILITY_PUBLIC;
2213 /* The remaining value is the bit offset of the portion of the
2214 object corresponding to this baseclass. Always zero in the
2215 absence of multiple inheritance. */
2216 bitpos = parse_number (pp, (boolean *) NULL);
2224 type = parse_stab_type (dhandle, info, (const char *) NULL, pp,
2225 (debug_type **) NULL);
2226 if (type == DEBUG_TYPE_NULL)
2229 classes[i] = debug_make_baseclass (dhandle, type, bitpos, virtual,
2231 if (classes[i] == DEBUG_BASECLASS_NULL)
2239 classes[i] = DEBUG_BASECLASS_NULL;
2246 /* Read struct or class data fields. They have the form:
2248 NAME : [VISIBILITY] TYPENUM , BITPOS , BITSIZE ;
2250 At the end, we see a semicolon instead of a field.
2252 In C++, this may wind up being NAME:?TYPENUM:PHYSNAME; for
2255 The optional VISIBILITY is one of:
2257 '/0' (VISIBILITY_PRIVATE)
2258 '/1' (VISIBILITY_PROTECTED)
2259 '/2' (VISIBILITY_PUBLIC)
2260 '/9' (VISIBILITY_IGNORE)
2262 or nothing, for C style fields with public visibility.
2264 Returns 1 for success, 0 for failure. */
2267 parse_stab_struct_fields (dhandle, info, pp, retp, staticsp)
2269 struct stab_handle *info;
2276 debug_field *fields;
2287 fields = (debug_field *) xmalloc (alloc * sizeof *fields);
2290 /* FIXME: gdb checks os9k_stabs here. */
2294 /* Add 1 to c to leave room for NULL pointer at end. */
2298 fields = ((debug_field *)
2299 xrealloc ((PTR) fields, alloc * sizeof *fields));
2302 /* If it starts with CPLUS_MARKER it is a special abbreviation,
2303 unless the CPLUS_MARKER is followed by an underscore, in
2304 which case it is just the name of an anonymous type, which we
2305 should handle like any other type name. We accept either '$'
2306 or '.', because a field name can never contain one of these
2307 characters except as a CPLUS_MARKER. */
2309 if ((*p == '$' || *p == '.') && p[1] != '_')
2312 if (! parse_stab_cpp_abbrev (dhandle, info, pp, fields + c))
2318 /* Look for the ':' that separates the field name from the field
2319 values. Data members are delimited by a single ':', while member
2320 functions are delimited by a pair of ':'s. When we hit the member
2321 functions (if any), terminate scan loop and return. */
2323 p = strchr (p, ':');
2333 if (! parse_stab_one_struct_field (dhandle, info, pp, p, fields + c,
2340 fields[c] = DEBUG_FIELD_NULL;
2347 /* Special GNU C++ name. */
2350 parse_stab_cpp_abbrev (dhandle, info, pp, retp)
2352 struct stab_handle *info;
2360 const char *typename;
2364 *retp = DEBUG_FIELD_NULL;
2378 /* At this point, *pp points to something like "22:23=*22...", where
2379 the type number before the ':' is the "context" and everything
2380 after is a regular type definition. Lookup the type, find it's
2381 name, and construct the field name. */
2383 context = parse_stab_type (dhandle, info, (const char *) NULL, pp,
2384 (debug_type **) NULL);
2385 if (context == DEBUG_TYPE_NULL)
2391 /* $vf -- a virtual function table pointer. */
2395 /* $vb -- a virtual bsomethingorother */
2396 typename = debug_get_type_name (dhandle, context);
2397 if (typename == NULL)
2399 warn_stab (orig, _("unnamed $vb type"));
2402 name = concat ("_vb$", typename, (const char *) NULL);
2405 warn_stab (orig, _("unrecognized C++ abbreviation"));
2406 name = "INVALID_CPLUSPLUS_ABBREV";
2417 type = parse_stab_type (dhandle, info, (const char *) NULL, pp,
2418 (debug_type **) NULL);
2426 bitpos = parse_number (pp, (boolean *) NULL);
2434 *retp = debug_make_field (dhandle, name, type, bitpos, 0,
2435 DEBUG_VISIBILITY_PRIVATE);
2436 if (*retp == DEBUG_FIELD_NULL)
2442 /* Parse a single field in a struct or union. */
2445 parse_stab_one_struct_field (dhandle, info, pp, p, retp, staticsp)
2447 struct stab_handle *info;
2455 enum debug_visibility visibility;
2462 /* FIXME: gdb checks ARM_DEMANGLING here. */
2464 name = savestring (*pp, p - *pp);
2469 visibility = DEBUG_VISIBILITY_PUBLIC;
2476 visibility = DEBUG_VISIBILITY_PRIVATE;
2479 visibility = DEBUG_VISIBILITY_PROTECTED;
2482 visibility = DEBUG_VISIBILITY_PUBLIC;
2485 warn_stab (orig, _("unknown visibility character for field"));
2486 visibility = DEBUG_VISIBILITY_PUBLIC;
2492 type = parse_stab_type (dhandle, info, (const char *) NULL, pp,
2493 (debug_type **) NULL);
2494 if (type == DEBUG_TYPE_NULL)
2501 /* This is a static class member. */
2503 p = strchr (*pp, ';');
2510 varname = savestring (*pp, p - *pp);
2514 *retp = debug_make_static_member (dhandle, name, type, varname,
2528 bitpos = parse_number (pp, (boolean *) NULL);
2536 bitsize = parse_number (pp, (boolean *) NULL);
2544 if (bitpos == 0 && bitsize == 0)
2546 /* This can happen in two cases: (1) at least for gcc 2.4.5 or
2547 so, it is a field which has been optimized out. The correct
2548 stab for this case is to use VISIBILITY_IGNORE, but that is a
2549 recent invention. (2) It is a 0-size array. For example
2550 union { int num; char str[0]; } foo. Printing "<no value>"
2551 for str in "p foo" is OK, since foo.str (and thus foo.str[3])
2552 will continue to work, and a 0-size array as a whole doesn't
2553 have any contents to print.
2555 I suspect this probably could also happen with gcc -gstabs
2556 (not -gstabs+) for static fields, and perhaps other C++
2557 extensions. Hopefully few people use -gstabs with gdb, since
2558 it is intended for dbx compatibility. */
2559 visibility = DEBUG_VISIBILITY_IGNORE;
2562 /* FIXME: gdb does some stuff here to mark fields as unpacked. */
2564 *retp = debug_make_field (dhandle, name, type, bitpos, bitsize, visibility);
2569 /* Read member function stabs info for C++ classes. The form of each member
2572 NAME :: TYPENUM[=type definition] ARGS : PHYSNAME ;
2574 An example with two member functions is:
2576 afunc1::20=##15;:i;2A.;afunc2::20:i;2A.;
2578 For the case of overloaded operators, the format is op$::*.funcs, where
2579 $ is the CPLUS_MARKER (usually '$'), `*' holds the place for an operator
2580 name (such as `+=') and `.' marks the end of the operator name. */
2583 parse_stab_members (dhandle, info, tagname, pp, typenums, retp)
2585 struct stab_handle *info;
2586 const char *tagname;
2588 const int *typenums;
2589 debug_method **retp;
2592 debug_method *methods;
2608 debug_method_variant *variants;
2610 unsigned int allocvars;
2611 debug_type look_ahead_type;
2613 p = strchr (*pp, ':');
2614 if (p == NULL || p[1] != ':')
2617 /* FIXME: Some systems use something other than '$' here. */
2618 if ((*pp)[0] != 'o' || (*pp)[1] != 'p' || (*pp)[2] != '$')
2620 name = savestring (*pp, p - *pp);
2625 /* This is a completely wierd case. In order to stuff in the
2626 names that might contain colons (the usual name delimiter),
2627 Mike Tiemann defined a different name format which is
2628 signalled if the identifier is "op$". In that case, the
2629 format is "op$::XXXX." where XXXX is the name. This is
2630 used for names like "+" or "=". YUUUUUUUK! FIXME! */
2632 for (p = *pp; *p != '.' && *p != '\0'; p++)
2639 name = savestring (*pp, p - *pp);
2644 variants = ((debug_method_variant *)
2645 xmalloc (allocvars * sizeof *variants));
2648 look_ahead_type = DEBUG_TYPE_NULL;
2655 enum debug_visibility visibility;
2656 boolean constp, volatilep, staticp;
2659 const char *physname;
2662 if (look_ahead_type != DEBUG_TYPE_NULL)
2664 /* g++ version 1 kludge */
2665 type = look_ahead_type;
2666 look_ahead_type = DEBUG_TYPE_NULL;
2670 type = parse_stab_type (dhandle, info, (const char *) NULL, pp,
2671 (debug_type **) NULL);
2672 if (type == DEBUG_TYPE_NULL)
2682 p = strchr (*pp, ';');
2690 if (debug_get_type_kind (dhandle, type) == DEBUG_KIND_METHOD
2691 && debug_get_parameter_types (dhandle, type, &varargs) == NULL)
2694 argtypes = savestring (*pp, p - *pp);
2700 visibility = DEBUG_VISIBILITY_PRIVATE;
2703 visibility = DEBUG_VISIBILITY_PROTECTED;
2706 visibility = DEBUG_VISIBILITY_PUBLIC;
2716 /* Normal function. */
2720 /* const member function. */
2725 /* volatile member function. */
2730 /* const volatile member function. */
2738 /* File compiled with g++ version 1; no information. */
2741 warn_stab (orig, _("const/volatile indicator missing"));
2749 /* virtual member function, followed by index. The sign
2750 bit is supposedly set to distinguish
2751 pointers-to-methods from virtual function indicies. */
2753 voffset = parse_number (pp, (boolean *) NULL);
2760 voffset &= 0x7fffffff;
2762 if (**pp == ';' || *pp == '\0')
2764 /* Must be g++ version 1. */
2765 context = DEBUG_TYPE_NULL;
2769 /* Figure out from whence this virtual function
2770 came. It may belong to virtual function table of
2771 one of its baseclasses. */
2772 look_ahead_type = parse_stab_type (dhandle, info,
2773 (const char *) NULL,
2775 (debug_type **) NULL);
2778 /* g++ version 1 overloaded methods. */
2779 context = DEBUG_TYPE_NULL;
2783 context = look_ahead_type;
2784 look_ahead_type = DEBUG_TYPE_NULL;
2796 /* static member function. */
2800 context = DEBUG_TYPE_NULL;
2801 if (strncmp (argtypes, name, strlen (name)) != 0)
2806 warn_stab (orig, "member function type missing");
2808 context = DEBUG_TYPE_NULL;
2814 context = DEBUG_TYPE_NULL;
2818 /* If the type is not a stub, then the argtypes string is
2819 the physical name of the function. Otherwise the
2820 argtypes string is the mangled form of the argument
2821 types, and the full type and the physical name must be
2822 extracted from them. */
2824 physname = argtypes;
2827 debug_type class_type, return_type;
2829 class_type = stab_find_type (dhandle, info, typenums);
2830 if (class_type == DEBUG_TYPE_NULL)
2832 return_type = debug_get_return_type (dhandle, type);
2833 if (return_type == DEBUG_TYPE_NULL)
2838 type = parse_stab_argtypes (dhandle, info, class_type, name,
2839 tagname, return_type, argtypes,
2840 constp, volatilep, &physname);
2841 if (type == DEBUG_TYPE_NULL)
2845 if (cvars + 1 >= allocvars)
2848 variants = ((debug_method_variant *)
2849 xrealloc ((PTR) variants,
2850 allocvars * sizeof *variants));
2854 variants[cvars] = debug_make_method_variant (dhandle, physname,
2859 variants[cvars] = debug_make_static_method_variant (dhandle,
2865 if (variants[cvars] == DEBUG_METHOD_VARIANT_NULL)
2870 while (**pp != ';' && **pp != '\0');
2872 variants[cvars] = DEBUG_METHOD_VARIANT_NULL;
2880 methods = ((debug_method *)
2881 xrealloc ((PTR) methods, alloc * sizeof *methods));
2884 methods[c] = debug_make_method (dhandle, name, variants);
2889 if (methods != NULL)
2890 methods[c] = DEBUG_METHOD_NULL;
2897 /* Parse a string representing argument types for a method. Stabs
2898 tries to save space by packing argument types into a mangled
2899 string. This string should give us enough information to extract
2900 both argument types and the physical name of the function, given
2904 parse_stab_argtypes (dhandle, info, class_type, fieldname, tagname,
2905 return_type, argtypes, constp, volatilep, pphysname)
2907 struct stab_handle *info;
2908 debug_type class_type;
2909 const char *fieldname;
2910 const char *tagname;
2911 debug_type return_type;
2912 const char *argtypes;
2915 const char **pphysname;
2917 boolean is_full_physname_constructor;
2918 boolean is_constructor;
2919 boolean is_destructor;
2923 /* Constructors are sometimes handled specially. */
2924 is_full_physname_constructor = ((argtypes[0] == '_'
2925 && argtypes[1] == '_'
2926 && (isdigit ((unsigned char) argtypes[2])
2927 || argtypes[2] == 'Q'
2928 || argtypes[2] == 't'))
2929 || strncmp (argtypes, "__ct", 4) == 0);
2931 is_constructor = (is_full_physname_constructor
2933 && strcmp (fieldname, tagname) == 0));
2934 is_destructor = ((argtypes[0] == '_'
2935 && (argtypes[1] == '$' || argtypes[1] == '.')
2936 && argtypes[2] == '_')
2937 || strncmp (argtypes, "__dt", 4) == 0);
2939 if (is_destructor || is_full_physname_constructor)
2940 *pphysname = argtypes;
2944 const char *const_prefix;
2945 const char *volatile_prefix;
2947 unsigned int mangled_name_len;
2950 len = tagname == NULL ? 0 : strlen (tagname);
2951 const_prefix = constp ? "C" : "";
2952 volatile_prefix = volatilep ? "V" : "";
2955 sprintf (buf, "__%s%s", const_prefix, volatile_prefix);
2956 else if (tagname != NULL && strchr (tagname, '<') != NULL)
2958 /* Template methods are fully mangled. */
2959 sprintf (buf, "__%s%s", const_prefix, volatile_prefix);
2964 sprintf (buf, "__%s%s%d", const_prefix, volatile_prefix, len);
2966 mangled_name_len = ((is_constructor ? 0 : strlen (fieldname))
2972 if (fieldname[0] == 'o'
2973 && fieldname[1] == 'p'
2974 && (fieldname[2] == '$' || fieldname[2] == '.'))
2978 opname = cplus_mangle_opname (fieldname + 3, 0);
2981 fprintf (stderr, _("No mangling for \"%s\"\n"), fieldname);
2982 return DEBUG_TYPE_NULL;
2984 mangled_name_len += strlen (opname);
2985 physname = (char *) xmalloc (mangled_name_len);
2986 strncpy (physname, fieldname, 3);
2987 strcpy (physname + 3, opname);
2991 physname = (char *) xmalloc (mangled_name_len);
2995 strcpy (physname, fieldname);
2998 strcat (physname, buf);
2999 if (tagname != NULL)
3000 strcat (physname, tagname);
3001 strcat (physname, argtypes);
3003 *pphysname = physname;
3006 if (*argtypes == '\0' || is_destructor)
3008 args = (debug_type *) xmalloc (sizeof *args);
3010 return debug_make_method_type (dhandle, return_type, class_type, args,
3014 args = stab_demangle_argtypes (dhandle, info, *pphysname, &varargs);
3016 return DEBUG_TYPE_NULL;
3018 return debug_make_method_type (dhandle, return_type, class_type, args,
3022 /* The tail end of stabs for C++ classes that contain a virtual function
3023 pointer contains a tilde, a %, and a type number.
3024 The type number refers to the base class (possibly this class itself) which
3025 contains the vtable pointer for the current class.
3027 This function is called when we have parsed all the method declarations,
3028 so we can look for the vptr base class info. */
3031 parse_stab_tilde_field (dhandle, info, pp, typenums, retvptrbase, retownvptr)
3033 struct stab_handle *info;
3035 const int *typenums;
3036 debug_type *retvptrbase;
3037 boolean *retownvptr;
3043 *retvptrbase = DEBUG_TYPE_NULL;
3044 *retownvptr = false;
3048 /* If we are positioned at a ';', then skip it. */
3057 if (**pp == '=' || **pp == '+' || **pp == '-')
3059 /* Obsolete flags that used to indicate the presence of
3060 constructors and/or destructors. */
3071 /* The next number is the type number of the base class (possibly
3072 our own class) which supplies the vtable for this class. */
3073 if (! parse_stab_type_number (pp, vtypenums))
3076 if (vtypenums[0] == typenums[0]
3077 && vtypenums[1] == typenums[1])
3086 vtype = parse_stab_type (dhandle, info, (const char *) NULL, pp,
3087 (debug_type **) NULL);
3088 for (p = *pp; *p != ';' && *p != '\0'; p++)
3096 *retvptrbase = vtype;
3104 /* Read a definition of an array type. */
3107 parse_stab_array_type (dhandle, info, pp, stringp)
3109 struct stab_handle *info;
3116 debug_type index_type;
3118 bfd_signed_vma lower, upper;
3119 debug_type element_type;
3121 /* Format of an array type:
3122 "ar<index type>;lower;upper;<array_contents_type>".
3123 OS9000: "arlower,upper;<array_contents_type>".
3125 Fortran adjustable arrays use Adigits or Tdigits for lower or upper;
3126 for these, produce a type like float[][]. */
3130 /* FIXME: gdb checks os9k_stabs here. */
3132 /* If the index type is type 0, we take it as int. */
3134 if (! parse_stab_type_number (&p, typenums))
3135 return DEBUG_TYPE_NULL;
3136 if (typenums[0] == 0 && typenums[1] == 0 && **pp != '=')
3138 index_type = debug_find_named_type (dhandle, "int");
3139 if (index_type == DEBUG_TYPE_NULL)
3141 index_type = debug_make_int_type (dhandle, 4, false);
3142 if (index_type == DEBUG_TYPE_NULL)
3143 return DEBUG_TYPE_NULL;
3149 index_type = parse_stab_type (dhandle, info, (const char *) NULL, pp,
3150 (debug_type **) NULL);
3156 return DEBUG_TYPE_NULL;
3162 if (! isdigit ((unsigned char) **pp) && **pp != '-')
3168 lower = (bfd_signed_vma) parse_number (pp, (boolean *) NULL);
3172 return DEBUG_TYPE_NULL;
3176 if (! isdigit ((unsigned char) **pp) && **pp != '-')
3182 upper = (bfd_signed_vma) parse_number (pp, (boolean *) NULL);
3186 return DEBUG_TYPE_NULL;
3190 element_type = parse_stab_type (dhandle, info, (const char *) NULL, pp,
3191 (debug_type **) NULL);
3192 if (element_type == DEBUG_TYPE_NULL)
3193 return DEBUG_TYPE_NULL;
3201 return debug_make_array_type (dhandle, element_type, index_type, lower,
3205 /* This struct holds information about files we have seen using
3210 /* The next N_BINCL file. */
3211 struct bincl_file *next;
3212 /* The next N_BINCL on the stack. */
3213 struct bincl_file *next_stack;
3214 /* The file name. */
3216 /* The hash value. */
3218 /* The file index. */
3220 /* The list of types defined in this file. */
3221 struct stab_types *file_types;
3224 /* Start a new N_BINCL file, pushing it onto the stack. */
3227 push_bincl (info, name, hash)
3228 struct stab_handle *info;
3232 struct bincl_file *n;
3234 n = (struct bincl_file *) xmalloc (sizeof *n);
3235 n->next = info->bincl_list;
3236 n->next_stack = info->bincl_stack;
3239 n->file = info->files;
3240 n->file_types = NULL;
3241 info->bincl_list = n;
3242 info->bincl_stack = n;
3245 info->file_types = ((struct stab_types **)
3246 xrealloc ((PTR) info->file_types,
3248 * sizeof *info->file_types)));
3249 info->file_types[n->file] = NULL;
3252 /* Finish an N_BINCL file, at an N_EINCL, popping the name off the
3257 struct stab_handle *info;
3259 struct bincl_file *o;
3261 o = info->bincl_stack;
3263 return info->main_filename;
3264 info->bincl_stack = o->next_stack;
3266 o->file_types = info->file_types[o->file];
3268 if (info->bincl_stack == NULL)
3269 return info->main_filename;
3270 return info->bincl_stack->name;
3273 /* Handle an N_EXCL: get the types from the corresponding N_BINCL. */
3276 find_excl (info, name, hash)
3277 struct stab_handle *info;
3281 struct bincl_file *l;
3284 info->file_types = ((struct stab_types **)
3285 xrealloc ((PTR) info->file_types,
3287 * sizeof *info->file_types)));
3289 for (l = info->bincl_list; l != NULL; l = l->next)
3290 if (l->hash == hash && strcmp (l->name, name) == 0)
3294 warn_stab (name, _("Undefined N_EXCL"));
3295 info->file_types[info->files - 1] = NULL;
3299 info->file_types[info->files - 1] = l->file_types;
3304 /* Handle a variable definition. gcc emits variable definitions for a
3305 block before the N_LBRAC, so we must hold onto them until we see
3306 it. The SunPRO compiler emits variable definitions after the
3307 N_LBRAC, so we can call debug_record_variable immediately. */
3310 stab_record_variable (dhandle, info, name, type, kind, val)
3312 struct stab_handle *info;
3315 enum debug_var_kind kind;
3318 struct stab_pending_var *v;
3320 if ((kind == DEBUG_GLOBAL || kind == DEBUG_STATIC)
3321 || ! info->within_function
3322 || (info->gcc_compiled == 0 && info->n_opt_found))
3323 return debug_record_variable (dhandle, name, type, kind, val);
3325 v = (struct stab_pending_var *) xmalloc (sizeof *v);
3326 memset (v, 0, sizeof *v);
3328 v->next = info->pending;
3338 /* Emit pending variable definitions. This is called after we see the
3339 N_LBRAC that starts the block. */
3342 stab_emit_pending_vars (dhandle, info)
3344 struct stab_handle *info;
3346 struct stab_pending_var *v;
3351 struct stab_pending_var *next;
3353 if (! debug_record_variable (dhandle, v->name, v->type, v->kind, v->val))
3361 info->pending = NULL;
3366 /* Find the slot for a type in the database. */
3369 stab_find_slot (info, typenums)
3370 struct stab_handle *info;
3371 const int *typenums;
3375 struct stab_types **ps;
3377 filenum = typenums[0];
3378 index = typenums[1];
3380 if (filenum < 0 || (unsigned int) filenum >= info->files)
3382 fprintf (stderr, _("Type file number %d out of range\n"), filenum);
3387 fprintf (stderr, _("Type index number %d out of range\n"), index);
3391 ps = info->file_types + filenum;
3393 while (index >= STAB_TYPES_SLOTS)
3397 *ps = (struct stab_types *) xmalloc (sizeof **ps);
3398 memset (*ps, 0, sizeof **ps);
3401 index -= STAB_TYPES_SLOTS;
3405 *ps = (struct stab_types *) xmalloc (sizeof **ps);
3406 memset (*ps, 0, sizeof **ps);
3409 return (*ps)->types + index;
3412 /* Find a type given a type number. If the type has not been
3413 allocated yet, create an indirect type. */
3416 stab_find_type (dhandle, info, typenums)
3418 struct stab_handle *info;
3419 const int *typenums;
3423 if (typenums[0] == 0 && typenums[1] < 0)
3425 /* A negative type number indicates an XCOFF builtin type. */
3426 return stab_xcoff_builtin_type (dhandle, info, typenums[1]);
3429 slot = stab_find_slot (info, typenums);
3431 return DEBUG_TYPE_NULL;
3433 if (*slot == DEBUG_TYPE_NULL)
3434 return debug_make_indirect_type (dhandle, slot, (const char *) NULL);
3439 /* Record that a given type number refers to a given type. */
3442 stab_record_type (dhandle, info, typenums, type)
3443 PTR dhandle ATTRIBUTE_UNUSED;
3444 struct stab_handle *info;
3445 const int *typenums;
3450 slot = stab_find_slot (info, typenums);
3454 /* gdb appears to ignore type redefinitions, so we do as well. */
3461 /* Return an XCOFF builtin type. */
3464 stab_xcoff_builtin_type (dhandle, info, typenum)
3466 struct stab_handle *info;
3472 if (typenum >= 0 || typenum < -XCOFF_TYPE_COUNT)
3474 fprintf (stderr, _("Unrecognized XCOFF type %d\n"), typenum);
3475 return DEBUG_TYPE_NULL;
3477 if (info->xcoff_types[-typenum] != NULL)
3478 return info->xcoff_types[-typenum];
3483 /* The size of this and all the other types are fixed, defined
3484 by the debugging format. */
3486 rettype = debug_make_int_type (dhandle, 4, false);
3490 rettype = debug_make_int_type (dhandle, 1, false);
3494 rettype = debug_make_int_type (dhandle, 2, false);
3498 rettype = debug_make_int_type (dhandle, 4, false);
3501 name = "unsigned char";
3502 rettype = debug_make_int_type (dhandle, 1, true);
3505 name = "signed char";
3506 rettype = debug_make_int_type (dhandle, 1, false);
3509 name = "unsigned short";
3510 rettype = debug_make_int_type (dhandle, 2, true);
3513 name = "unsigned int";
3514 rettype = debug_make_int_type (dhandle, 4, true);
3518 rettype = debug_make_int_type (dhandle, 4, true);
3520 name = "unsigned long";
3521 rettype = debug_make_int_type (dhandle, 4, true);
3525 rettype = debug_make_void_type (dhandle);
3528 /* IEEE single precision (32 bit). */
3530 rettype = debug_make_float_type (dhandle, 4);
3533 /* IEEE double precision (64 bit). */
3535 rettype = debug_make_float_type (dhandle, 8);
3538 /* This is an IEEE double on the RS/6000, and different machines
3539 with different sizes for "long double" should use different
3540 negative type numbers. See stabs.texinfo. */
3541 name = "long double";
3542 rettype = debug_make_float_type (dhandle, 8);
3546 rettype = debug_make_int_type (dhandle, 4, false);
3550 rettype = debug_make_bool_type (dhandle, 4);
3553 name = "short real";
3554 rettype = debug_make_float_type (dhandle, 4);
3558 rettype = debug_make_float_type (dhandle, 8);
3568 rettype = debug_make_int_type (dhandle, 1, true);
3572 rettype = debug_make_bool_type (dhandle, 1);
3576 rettype = debug_make_bool_type (dhandle, 2);
3580 rettype = debug_make_bool_type (dhandle, 4);
3584 rettype = debug_make_bool_type (dhandle, 4);
3587 /* Complex type consisting of two IEEE single precision values. */
3589 rettype = debug_make_complex_type (dhandle, 8);
3592 /* Complex type consisting of two IEEE double precision values. */
3593 name = "double complex";
3594 rettype = debug_make_complex_type (dhandle, 16);
3598 rettype = debug_make_int_type (dhandle, 1, false);
3602 rettype = debug_make_int_type (dhandle, 2, false);
3606 rettype = debug_make_int_type (dhandle, 4, false);
3611 rettype = debug_make_int_type (dhandle, 2, false);
3615 rettype = debug_make_int_type (dhandle, 8, false);
3618 name = "unsigned long long";
3619 rettype = debug_make_int_type (dhandle, 8, true);
3623 rettype = debug_make_bool_type (dhandle, 8);
3627 rettype = debug_make_int_type (dhandle, 8, false);
3633 rettype = debug_name_type (dhandle, name, rettype);
3635 info->xcoff_types[-typenum] = rettype;
3640 /* Find or create a tagged type. */
3643 stab_find_tagged_type (dhandle, info, p, len, kind)
3645 struct stab_handle *info;
3648 enum debug_type_kind kind;
3652 struct stab_tag *st;
3654 name = savestring (p, len);
3656 /* We pass DEBUG_KIND_ILLEGAL because we want all tags in the same
3657 namespace. This is right for C, and I don't know how to handle
3658 other languages. FIXME. */
3659 dtype = debug_find_tagged_type (dhandle, name, DEBUG_KIND_ILLEGAL);
3660 if (dtype != DEBUG_TYPE_NULL)
3666 /* We need to allocate an entry on the undefined tag list. */
3667 for (st = info->tags; st != NULL; st = st->next)
3669 if (st->name[0] == name[0]
3670 && strcmp (st->name, name) == 0)
3672 if (st->kind == DEBUG_KIND_ILLEGAL)
3680 st = (struct stab_tag *) xmalloc (sizeof *st);
3681 memset (st, 0, sizeof *st);
3683 st->next = info->tags;
3686 st->slot = DEBUG_TYPE_NULL;
3687 st->type = debug_make_indirect_type (dhandle, &st->slot, name);
3694 /* In order to get the correct argument types for a stubbed method, we
3695 need to extract the argument types from a C++ mangled string.
3696 Since the argument types can refer back to the return type, this
3697 means that we must demangle the entire physical name. In gdb this
3698 is done by calling cplus_demangle and running the results back
3699 through the C++ expression parser. Since we have no expression
3700 parser, we must duplicate much of the work of cplus_demangle here.
3702 We assume that GNU style demangling is used, since this is only
3703 done for method stubs, and only g++ should output that form of
3704 debugging information. */
3706 /* This structure is used to hold a pointer to type information which
3707 demangling a string. */
3709 struct stab_demangle_typestring
3711 /* The start of the type. This is not null terminated. */
3712 const char *typestring;
3713 /* The length of the type. */
3717 /* This structure is used to hold information while demangling a
3720 struct stab_demangle_info
3722 /* The debugging information handle. */
3724 /* The stab information handle. */
3725 struct stab_handle *info;
3726 /* The array of arguments we are building. */
3728 /* Whether the method takes a variable number of arguments. */
3730 /* The array of types we have remembered. */
3731 struct stab_demangle_typestring *typestrings;
3732 /* The number of typestrings. */
3733 unsigned int typestring_count;
3734 /* The number of typestring slots we have allocated. */
3735 unsigned int typestring_alloc;
3738 static void stab_bad_demangle PARAMS ((const char *));
3739 static unsigned int stab_demangle_count PARAMS ((const char **));
3740 static boolean stab_demangle_get_count
3741 PARAMS ((const char **, unsigned int *));
3742 static boolean stab_demangle_prefix
3743 PARAMS ((struct stab_demangle_info *, const char **));
3744 static boolean stab_demangle_function_name
3745 PARAMS ((struct stab_demangle_info *, const char **, const char *));
3746 static boolean stab_demangle_signature
3747 PARAMS ((struct stab_demangle_info *, const char **));
3748 static boolean stab_demangle_qualified
3749 PARAMS ((struct stab_demangle_info *, const char **, debug_type *));
3750 static boolean stab_demangle_template
3751 PARAMS ((struct stab_demangle_info *, const char **, char **));
3752 static boolean stab_demangle_class
3753 PARAMS ((struct stab_demangle_info *, const char **, const char **));
3754 static boolean stab_demangle_args
3755 PARAMS ((struct stab_demangle_info *, const char **, debug_type **,
3757 static boolean stab_demangle_arg
3758 PARAMS ((struct stab_demangle_info *, const char **, debug_type **,
3759 unsigned int *, unsigned int *));
3760 static boolean stab_demangle_type
3761 PARAMS ((struct stab_demangle_info *, const char **, debug_type *));
3762 static boolean stab_demangle_fund_type
3763 PARAMS ((struct stab_demangle_info *, const char **, debug_type *));
3764 static boolean stab_demangle_remember_type
3765 PARAMS ((struct stab_demangle_info *, const char *, int));
3767 /* Warn about a bad demangling. */
3770 stab_bad_demangle (s)
3773 fprintf (stderr, _("bad mangled name `%s'\n"), s);
3776 /* Get a count from a stab string. */
3779 stab_demangle_count (pp)
3785 while (isdigit ((unsigned char) **pp))
3788 count += **pp - '0';
3794 /* Require a count in a string. The count may be multiple digits, in
3795 which case it must end in an underscore. */
3798 stab_demangle_get_count (pp, pi)
3802 if (! isdigit ((unsigned char) **pp))
3807 if (isdigit ((unsigned char) **pp))
3820 while (isdigit ((unsigned char) *p));
3831 /* This function demangles a physical name, returning a NULL
3832 terminated array of argument types. */
3835 stab_demangle_argtypes (dhandle, info, physname, pvarargs)
3837 struct stab_handle *info;
3838 const char *physname;
3841 struct stab_demangle_info minfo;
3843 minfo.dhandle = dhandle;
3846 minfo.varargs = false;
3847 minfo.typestring_alloc = 10;
3848 minfo.typestrings = ((struct stab_demangle_typestring *)
3849 xmalloc (minfo.typestring_alloc
3850 * sizeof *minfo.typestrings));
3851 minfo.typestring_count = 0;
3853 /* cplus_demangle checks for special GNU mangled forms, but we can't
3854 see any of them in mangled method argument types. */
3856 if (! stab_demangle_prefix (&minfo, &physname))
3859 if (*physname != '\0')
3861 if (! stab_demangle_signature (&minfo, &physname))
3865 free (minfo.typestrings);
3866 minfo.typestrings = NULL;
3868 if (minfo.args == NULL)
3869 fprintf (stderr, _("no argument types in mangled string\n"));
3871 *pvarargs = minfo.varargs;
3875 if (minfo.typestrings != NULL)
3876 free (minfo.typestrings);
3880 /* Demangle the prefix of the mangled name. */
3883 stab_demangle_prefix (minfo, pp)
3884 struct stab_demangle_info *minfo;
3890 /* cplus_demangle checks for global constructors and destructors,
3891 but we can't see them in mangled argument types. */
3893 /* Look for `__'. */
3897 scan = strchr (scan, '_');
3899 while (scan != NULL && *++scan != '_');
3903 stab_bad_demangle (*pp);
3909 /* We found `__'; move ahead to the last contiguous `__' pair. */
3910 i = strspn (scan, "_");
3915 && (isdigit ((unsigned char) scan[2])
3919 /* This is a GNU style constructor name. */
3923 else if (scan == *pp
3924 && ! isdigit ((unsigned char) scan[2])
3927 /* Look for the `__' that separates the prefix from the
3929 while (*scan == '_')
3931 scan = strstr (scan, "__");
3932 if (scan == NULL || scan[2] == '\0')
3934 stab_bad_demangle (*pp);
3938 return stab_demangle_function_name (minfo, pp, scan);
3940 else if (scan[2] != '\0')
3942 /* The name doesn't start with `__', but it does contain `__'. */
3943 return stab_demangle_function_name (minfo, pp, scan);
3947 stab_bad_demangle (*pp);
3953 /* Demangle a function name prefix. The scan argument points to the
3954 double underscore which separates the function name from the
3958 stab_demangle_function_name (minfo, pp, scan)
3959 struct stab_demangle_info *minfo;
3965 /* The string from *pp to scan is the name of the function. We
3966 don't care about the name, since we just looking for argument
3967 types. However, for conversion operators, the name may include a
3968 type which we must remember in order to handle backreferences. */
3974 && strncmp (name, "type", 4) == 0
3975 && (name[4] == '$' || name[4] == '.'))
3979 /* This is a type conversion operator. */
3981 if (! stab_demangle_type (minfo, &tem, (debug_type *) NULL))
3984 else if (name[0] == '_'
3991 /* This is a type conversion operator. */
3993 if (! stab_demangle_type (minfo, &tem, (debug_type *) NULL))
4000 /* Demangle the signature. This is where the argument types are
4004 stab_demangle_signature (minfo, pp)
4005 struct stab_demangle_info *minfo;
4009 boolean expect_func, func_done;
4014 expect_func = false;
4018 while (**pp != '\0')
4024 if (! stab_demangle_qualified (minfo, pp, (debug_type *) NULL)
4025 || ! stab_demangle_remember_type (minfo, hold, *pp - hold))
4032 /* Static member function. FIXME: Can this happen? */
4039 /* Const member function. */
4045 case '0': case '1': case '2': case '3': case '4':
4046 case '5': case '6': case '7': case '8': case '9':
4049 if (! stab_demangle_class (minfo, pp, (const char **) NULL)
4050 || ! stab_demangle_remember_type (minfo, hold, *pp - hold))
4057 /* Function. I don't know if this actually happens with g++
4062 if (! stab_demangle_args (minfo, pp, &minfo->args, &minfo->varargs))
4070 if (! stab_demangle_template (minfo, pp, (char **) NULL)
4071 || ! stab_demangle_remember_type (minfo, hold, *pp - hold))
4078 /* At the outermost level, we cannot have a return type
4079 specified, so if we run into another '_' at this point we
4080 are dealing with a mangled name that is either bogus, or
4081 has been mangled by some algorithm we don't know how to
4082 deal with. So just reject the entire demangling. */
4083 stab_bad_demangle (orig);
4087 /* Assume we have stumbled onto the first outermost function
4088 argument token, and start processing args. */
4090 if (! stab_demangle_args (minfo, pp, &minfo->args, &minfo->varargs))
4098 if (! stab_demangle_args (minfo, pp, &minfo->args, &minfo->varargs))
4105 /* With GNU style demangling, bar__3foo is 'foo::bar(void)', and
4106 bar__3fooi is 'foo::bar(int)'. We get here when we find the
4107 first case, and need to ensure that the '(void)' gets added
4108 to the current declp. */
4109 if (! stab_demangle_args (minfo, pp, &minfo->args, &minfo->varargs))
4116 /* Demangle a qualified name, such as "Q25Outer5Inner" which is the
4117 mangled form of "Outer::Inner". */
4120 stab_demangle_qualified (minfo, pp, ptype)
4121 struct stab_demangle_info *minfo;
4127 unsigned int qualifiers;
4135 /* GNU mangled name with more than 9 classes. The count is
4136 preceded by an underscore (to distinguish it from the <= 9
4137 case) and followed by an underscore. */
4139 if (! isdigit ((unsigned char) *p) || *p == '0')
4141 stab_bad_demangle (orig);
4144 qualifiers = atoi (p);
4145 while (isdigit ((unsigned char) *p))
4149 stab_bad_demangle (orig);
4155 case '1': case '2': case '3': case '4': case '5':
4156 case '6': case '7': case '8': case '9':
4157 qualifiers = (*pp)[1] - '0';
4158 /* Skip an optional underscore after the count. */
4159 if ((*pp)[2] == '_')
4166 stab_bad_demangle (orig);
4170 context = DEBUG_TYPE_NULL;
4172 /* Pick off the names. */
4173 while (qualifiers-- > 0)
4181 if (! stab_demangle_template (minfo, pp,
4182 ptype != NULL ? &name : NULL))
4187 context = stab_find_tagged_type (minfo->dhandle, minfo->info,
4188 name, strlen (name),
4191 if (context == DEBUG_TYPE_NULL)
4199 len = stab_demangle_count (pp);
4200 if (strlen (*pp) < len)
4202 stab_bad_demangle (orig);
4208 const debug_field *fields;
4211 if (context != DEBUG_TYPE_NULL)
4212 fields = debug_get_fields (minfo->dhandle, context);
4214 context = DEBUG_TYPE_NULL;
4220 /* Try to find the type by looking through the
4221 fields of context until we find a field with the
4222 same type. This ought to work for a class
4223 defined within a class, but it won't work for,
4224 e.g., an enum defined within a class. stabs does
4225 not give us enough information to figure out the
4228 name = savestring (*pp, len);
4230 for (; *fields != DEBUG_FIELD_NULL; fields++)
4235 ft = debug_get_field_type (minfo->dhandle, *fields);
4238 dn = debug_get_type_name (minfo->dhandle, ft);
4239 if (dn != NULL && strcmp (dn, name) == 0)
4249 if (context == DEBUG_TYPE_NULL)
4251 /* We have to fall back on finding the type by name.
4252 If there are more types to come, then this must
4253 be a class. Otherwise, it could be anything. */
4255 if (qualifiers == 0)
4259 name = savestring (*pp, len);
4260 context = debug_find_named_type (minfo->dhandle,
4265 if (context == DEBUG_TYPE_NULL)
4267 context = stab_find_tagged_type (minfo->dhandle,
4271 ? DEBUG_KIND_ILLEGAL
4272 : DEBUG_KIND_CLASS));
4273 if (context == DEBUG_TYPE_NULL)
4289 /* Demangle a template. If PNAME is not NULL, this sets *PNAME to a
4290 string representation of the template. */
4293 stab_demangle_template (minfo, pp, pname)
4294 struct stab_demangle_info *minfo;
4305 /* Skip the template name. */
4306 r = stab_demangle_count (pp);
4307 if (r == 0 || strlen (*pp) < r)
4309 stab_bad_demangle (orig);
4314 /* Get the size of the parameter list. */
4315 if (stab_demangle_get_count (pp, &r) == 0)
4317 stab_bad_demangle (orig);
4321 for (i = 0; i < r; i++)
4325 /* This is a type parameter. */
4327 if (! stab_demangle_type (minfo, pp, (debug_type *) NULL))
4333 boolean pointerp, realp, integralp, charp, boolp;
4344 /* This is a value parameter. */
4346 if (! stab_demangle_type (minfo, pp, (debug_type *) NULL))
4349 while (*old_p != '\0' && ! done)
4359 case 'C': /* Const. */
4360 case 'S': /* Signed. */
4361 case 'U': /* Unsigned. */
4362 case 'V': /* Volatile. */
4363 case 'F': /* Function. */
4364 case 'M': /* Member function. */
4368 case 'Q': /* Qualified name. */
4372 case 'T': /* Remembered type. */
4374 case 'v': /* Void. */
4376 case 'x': /* Long long. */
4377 case 'l': /* Long. */
4378 case 'i': /* Int. */
4379 case 's': /* Short. */
4380 case 'w': /* Wchar_t. */
4384 case 'b': /* Bool. */
4388 case 'c': /* Char. */
4392 case 'r': /* Long double. */
4393 case 'd': /* Double. */
4394 case 'f': /* Float. */
4399 /* Assume it's a user defined integral type. */
4410 while (isdigit ((unsigned char) **pp))
4419 val = stab_demangle_count (pp);
4422 stab_bad_demangle (orig);
4430 val = stab_demangle_count (pp);
4431 if (val != 0 && val != 1)
4433 stab_bad_demangle (orig);
4441 while (isdigit ((unsigned char) **pp))
4446 while (isdigit ((unsigned char) **pp))
4452 while (isdigit ((unsigned char) **pp))
4460 if (! stab_demangle_get_count (pp, &len))
4462 stab_bad_demangle (orig);
4470 /* We can translate this to a string fairly easily by invoking the
4471 regular demangling routine. */
4474 char *s1, *s2, *s3, *s4;
4477 s1 = savestring (orig, *pp - orig);
4479 s2 = concat ("NoSuchStrinG__", s1, (const char *) NULL);
4483 s3 = cplus_demangle (s2, DMGL_ANSI);
4488 s4 = strstr (s3, "::NoSuchStrinG");
4489 if (s3 == NULL || s4 == NULL)
4491 stab_bad_demangle (orig);
4497 /* Eliminating all spaces, except those between > characters,
4498 makes it more likely that the demangled name will match the
4499 name which g++ used as the structure name. */
4500 for (from = to = s3; from != s4; ++from)
4502 || (from[1] == '>' && from > s3 && from[-1] == '>'))
4505 *pname = savestring (s3, to - s3);
4513 /* Demangle a class name. */
4516 stab_demangle_class (minfo, pp, pstart)
4517 struct stab_demangle_info *minfo ATTRIBUTE_UNUSED;
4519 const char **pstart;
4526 n = stab_demangle_count (pp);
4527 if (strlen (*pp) < n)
4529 stab_bad_demangle (orig);
4541 /* Demangle function arguments. If the pargs argument is not NULL, it
4542 is set to a NULL terminated array holding the arguments. */
4545 stab_demangle_args (minfo, pp, pargs, pvarargs)
4546 struct stab_demangle_info *minfo;
4552 unsigned int alloc, count;
4559 *pargs = (debug_type *) xmalloc (alloc * sizeof **pargs);
4564 while (**pp != '_' && **pp != '\0' && **pp != 'e')
4566 if (**pp == 'N' || **pp == 'T')
4574 if (temptype == 'T')
4578 if (! stab_demangle_get_count (pp, &r))
4580 stab_bad_demangle (orig);
4585 if (! stab_demangle_get_count (pp, &t))
4587 stab_bad_demangle (orig);
4591 if (t >= minfo->typestring_count)
4593 stab_bad_demangle (orig);
4600 tem = minfo->typestrings[t].typestring;
4601 if (! stab_demangle_arg (minfo, &tem, pargs, &count, &alloc))
4607 if (! stab_demangle_arg (minfo, pp, pargs, &count, &alloc))
4613 (*pargs)[count] = DEBUG_TYPE_NULL;
4625 /* Demangle a single argument. */
4628 stab_demangle_arg (minfo, pp, pargs, pcount, palloc)
4629 struct stab_demangle_info *minfo;
4632 unsigned int *pcount;
4633 unsigned int *palloc;
4639 if (! stab_demangle_type (minfo, pp,
4640 pargs == NULL ? (debug_type *) NULL : &type)
4641 || ! stab_demangle_remember_type (minfo, start, *pp - start))
4646 if (type == DEBUG_TYPE_NULL)
4649 if (*pcount + 1 >= *palloc)
4652 *pargs = ((debug_type *)
4653 xrealloc (*pargs, *palloc * sizeof **pargs));
4655 (*pargs)[*pcount] = type;
4662 /* Demangle a type. If the ptype argument is not NULL, *ptype is set
4663 to the newly allocated type. */
4666 stab_demangle_type (minfo, pp, ptype)
4667 struct stab_demangle_info *minfo;
4679 /* A pointer type. */
4681 if (! stab_demangle_type (minfo, pp, ptype))
4684 *ptype = debug_make_pointer_type (minfo->dhandle, *ptype);
4688 /* A reference type. */
4690 if (! stab_demangle_type (minfo, pp, ptype))
4693 *ptype = debug_make_reference_type (minfo->dhandle, *ptype);
4703 while (**pp != '\0' && **pp != '_')
4705 if (! isdigit ((unsigned char) **pp))
4707 stab_bad_demangle (orig);
4716 stab_bad_demangle (orig);
4721 if (! stab_demangle_type (minfo, pp, ptype))
4725 debug_type int_type;
4727 int_type = debug_find_named_type (minfo->dhandle, "int");
4728 if (int_type == NULL)
4729 int_type = debug_make_int_type (minfo->dhandle, 4, false);
4730 *ptype = debug_make_array_type (minfo->dhandle, *ptype, int_type,
4737 /* A back reference to a remembered type. */
4743 if (! stab_demangle_get_count (pp, &i))
4745 stab_bad_demangle (orig);
4748 if (i >= minfo->typestring_count)
4750 stab_bad_demangle (orig);
4753 p = minfo->typestrings[i].typestring;
4754 if (! stab_demangle_type (minfo, &p, ptype))
4766 if (! stab_demangle_args (minfo, pp,
4768 ? (debug_type **) NULL
4776 /* cplus_demangle will accept a function without a return
4777 type, but I don't know when that will happen, or what
4778 to do if it does. */
4779 stab_bad_demangle (orig);
4783 if (! stab_demangle_type (minfo, pp, ptype))
4786 *ptype = debug_make_function_type (minfo->dhandle, *ptype, args,
4795 boolean memberp, constp, volatilep;
4796 debug_type class_type = DEBUG_TYPE_NULL;
4802 memberp = **pp == 'M';
4809 if (isdigit ((unsigned char) **pp))
4811 n = stab_demangle_count (pp);
4812 if (strlen (*pp) < n)
4814 stab_bad_demangle (orig);
4822 class_type = stab_find_tagged_type (minfo->dhandle,
4826 if (class_type == DEBUG_TYPE_NULL)
4830 else if (**pp == 'Q')
4832 if (! stab_demangle_qualified (minfo, pp,
4834 ? (debug_type *) NULL
4840 stab_bad_demangle (orig);
4851 else if (**pp == 'V')
4858 stab_bad_demangle (orig);
4862 if (! stab_demangle_args (minfo, pp,
4864 ? (debug_type **) NULL
4874 stab_bad_demangle (orig);
4879 if (! stab_demangle_type (minfo, pp, ptype))
4885 *ptype = debug_make_offset_type (minfo->dhandle, class_type,
4889 /* FIXME: We have no way to record constp or
4891 *ptype = debug_make_method_type (minfo->dhandle, *ptype,
4892 class_type, args, varargs);
4900 if (! stab_demangle_type (minfo, pp, ptype))
4906 if (! stab_demangle_type (minfo, pp, ptype))
4909 *ptype = debug_make_const_type (minfo->dhandle, *ptype);
4917 if (! stab_demangle_qualified (minfo, pp, ptype))
4923 if (! stab_demangle_fund_type (minfo, pp, ptype))
4931 /* Demangle a fundamental type. If the ptype argument is not NULL,
4932 *ptype is set to the newly allocated type. */
4935 stab_demangle_fund_type (minfo, pp, ptype)
4936 struct stab_demangle_info *minfo;
4941 boolean constp, volatilep, unsignedp, signedp;
4986 /* cplus_demangle permits this, but I don't know what it means. */
4987 stab_bad_demangle (orig);
4990 case 'v': /* void */
4993 *ptype = debug_find_named_type (minfo->dhandle, "void");
4994 if (*ptype == DEBUG_TYPE_NULL)
4995 *ptype = debug_make_void_type (minfo->dhandle);
5000 case 'x': /* long long */
5003 *ptype = debug_find_named_type (minfo->dhandle,
5005 ? "long long unsigned int"
5006 : "long long int"));
5007 if (*ptype == DEBUG_TYPE_NULL)
5008 *ptype = debug_make_int_type (minfo->dhandle, 8, unsignedp);
5013 case 'l': /* long */
5016 *ptype = debug_find_named_type (minfo->dhandle,
5018 ? "long unsigned int"
5020 if (*ptype == DEBUG_TYPE_NULL)
5021 *ptype = debug_make_int_type (minfo->dhandle, 4, unsignedp);
5029 *ptype = debug_find_named_type (minfo->dhandle,
5033 if (*ptype == DEBUG_TYPE_NULL)
5034 *ptype = debug_make_int_type (minfo->dhandle, 4, unsignedp);
5039 case 's': /* short */
5042 *ptype = debug_find_named_type (minfo->dhandle,
5044 ? "short unsigned int"
5046 if (*ptype == DEBUG_TYPE_NULL)
5047 *ptype = debug_make_int_type (minfo->dhandle, 2, unsignedp);
5052 case 'b': /* bool */
5055 *ptype = debug_find_named_type (minfo->dhandle, "bool");
5056 if (*ptype == DEBUG_TYPE_NULL)
5057 *ptype = debug_make_bool_type (minfo->dhandle, 4);
5062 case 'c': /* char */
5065 *ptype = debug_find_named_type (minfo->dhandle,
5071 if (*ptype == DEBUG_TYPE_NULL)
5072 *ptype = debug_make_int_type (minfo->dhandle, 1, unsignedp);
5077 case 'w': /* wchar_t */
5080 *ptype = debug_find_named_type (minfo->dhandle, "__wchar_t");
5081 if (*ptype == DEBUG_TYPE_NULL)
5082 *ptype = debug_make_int_type (minfo->dhandle, 2, true);
5087 case 'r': /* long double */
5090 *ptype = debug_find_named_type (minfo->dhandle, "long double");
5091 if (*ptype == DEBUG_TYPE_NULL)
5092 *ptype = debug_make_float_type (minfo->dhandle, 8);
5097 case 'd': /* double */
5100 *ptype = debug_find_named_type (minfo->dhandle, "double");
5101 if (*ptype == DEBUG_TYPE_NULL)
5102 *ptype = debug_make_float_type (minfo->dhandle, 8);
5107 case 'f': /* float */
5110 *ptype = debug_find_named_type (minfo->dhandle, "float");
5111 if (*ptype == DEBUG_TYPE_NULL)
5112 *ptype = debug_make_float_type (minfo->dhandle, 4);
5119 if (! isdigit ((unsigned char) **pp))
5121 stab_bad_demangle (orig);
5125 case '0': case '1': case '2': case '3': case '4':
5126 case '5': case '6': case '7': case '8': case '9':
5130 if (! stab_demangle_class (minfo, pp, &hold))
5136 name = savestring (hold, *pp - hold);
5137 *ptype = debug_find_named_type (minfo->dhandle, name);
5139 if (*ptype == DEBUG_TYPE_NULL)
5141 /* FIXME: It is probably incorrect to assume that
5142 undefined types are tagged types. */
5143 *ptype = stab_find_tagged_type (minfo->dhandle, minfo->info,
5145 DEBUG_KIND_ILLEGAL);
5146 if (*ptype == DEBUG_TYPE_NULL)
5157 if (! stab_demangle_template (minfo, pp,
5158 ptype != NULL ? &name : NULL))
5162 *ptype = stab_find_tagged_type (minfo->dhandle, minfo->info,
5163 name, strlen (name),
5166 if (*ptype == DEBUG_TYPE_NULL)
5173 stab_bad_demangle (orig);
5180 *ptype = debug_make_const_type (minfo->dhandle, *ptype);
5182 *ptype = debug_make_volatile_type (minfo->dhandle, *ptype);
5188 /* Remember a type string in a demangled string. */
5191 stab_demangle_remember_type (minfo, p, len)
5192 struct stab_demangle_info *minfo;
5196 if (minfo->typestring_count >= minfo->typestring_alloc)
5198 minfo->typestring_alloc += 10;
5199 minfo->typestrings = ((struct stab_demangle_typestring *)
5200 xrealloc (minfo->typestrings,
5201 (minfo->typestring_alloc
5202 * sizeof *minfo->typestrings)));
5205 minfo->typestrings[minfo->typestring_count].typestring = p;
5206 minfo->typestrings[minfo->typestring_count].len = (unsigned int) len;
5207 ++minfo->typestring_count;