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/tmp/gdb-7.10/gdb/symtab.h
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1 /* Symbol table definitions for GDB.
2 
3  Copyright (C) 1986-2015 Free Software Foundation, Inc.
4 
5  This file is part of GDB.
6 
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 3 of the License, or
10  (at your option) any later version.
11 
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.
16 
17  You should have received a copy of the GNU General Public License
18  along with this program. If not, see <http://www.gnu.org/licenses/>. */
19 
20 #if !defined (SYMTAB_H)
21 #define SYMTAB_H 1
22 
23 #include "vec.h"
24 #include "gdb_vecs.h"
25 #include "gdbtypes.h"
26 
27 /* Opaque declarations. */
28 struct ui_file;
29 struct frame_info;
30 struct symbol;
31 struct obstack;
32 struct objfile;
33 struct block;
34 struct blockvector;
35 struct axs_value;
36 struct agent_expr;
37 struct program_space;
38 struct language_defn;
39 struct probe;
40 struct common_block;
41 
42 /* Some of the structures in this file are space critical.
43  The space-critical structures are:
44 
45  struct general_symbol_info
46  struct symbol
47  struct partial_symbol
48 
49  These structures are laid out to encourage good packing.
50  They use ENUM_BITFIELD and short int fields, and they order the
51  structure members so that fields less than a word are next
52  to each other so they can be packed together. */
53 
54 /* Rearranged: used ENUM_BITFIELD and rearranged field order in
55  all the space critical structures (plus struct minimal_symbol).
56  Memory usage dropped from 99360768 bytes to 90001408 bytes.
57  I measured this with before-and-after tests of
58  "HEAD-old-gdb -readnow HEAD-old-gdb" and
59  "HEAD-new-gdb -readnow HEAD-old-gdb" on native i686-pc-linux-gnu,
60  red hat linux 8, with LD_LIBRARY_PATH=/usr/lib/debug,
61  typing "maint space 1" at the first command prompt.
62 
63  Here is another measurement (from andrew c):
64  # no /usr/lib/debug, just plain glibc, like a normal user
65  gdb HEAD-old-gdb
66  (gdb) break internal_error
67  (gdb) run
68  (gdb) maint internal-error
69  (gdb) backtrace
70  (gdb) maint space 1
71 
72  gdb gdb_6_0_branch 2003-08-19 space used: 8896512
73  gdb HEAD 2003-08-19 space used: 8904704
74  gdb HEAD 2003-08-21 space used: 8396800 (+symtab.h)
75  gdb HEAD 2003-08-21 space used: 8265728 (+gdbtypes.h)
76 
77  The third line shows the savings from the optimizations in symtab.h.
78  The fourth line shows the savings from the optimizations in
79  gdbtypes.h. Both optimizations are in gdb HEAD now.
80 
81  --chastain 2003-08-21 */
82 
83 /* Define a structure for the information that is common to all symbol types,
84  including minimal symbols, partial symbols, and full symbols. In a
85  multilanguage environment, some language specific information may need to
86  be recorded along with each symbol. */
87 
88 /* This structure is space critical. See space comments at the top. */
89 
91 {
92  /* Name of the symbol. This is a required field. Storage for the
93  name is allocated on the objfile_obstack for the associated
94  objfile. For languages like C++ that make a distinction between
95  the mangled name and demangled name, this is the mangled
96  name. */
97 
98  const char *name;
99 
100  /* Value of the symbol. Which member of this union to use, and what
101  it means, depends on what kind of symbol this is and its
102  SYMBOL_CLASS. See comments there for more details. All of these
103  are in host byte order (though what they point to might be in
104  target byte order, e.g. LOC_CONST_BYTES). */
105 
106  union
107  {
109 
110  const struct block *block;
111 
112  const gdb_byte *bytes;
113 
115 
116  /* A common block. Used with LOC_COMMON_BLOCK. */
117 
118  const struct common_block *common_block;
119 
120  /* For opaque typedef struct chain. */
121 
122  struct symbol *chain;
123  }
124  value;
125 
126  /* Since one and only one language can apply, wrap the language specific
127  information inside a union. */
128 
129  union
130  {
131  /* A pointer to an obstack that can be used for storage associated
132  with this symbol. This is only used by Ada, and only when the
133  'ada_mangled' field is zero. */
134  struct obstack *obstack;
135 
136  /* This is used by languages which wish to store a demangled name.
137  currently used by Ada, C++, Java, and Objective C. */
138  struct mangled_lang
139  {
140  const char *demangled_name;
141  }
142  mangled_lang;
143  }
145 
146  /* Record the source code language that applies to this symbol.
147  This is used to select one of the fields from the language specific
148  union above. */
149 
150  ENUM_BITFIELD(language) language : 8;
151 
152  /* This is only used by Ada. If set, then the 'mangled_lang' field
153  of language_specific is valid. Otherwise, the 'obstack' field is
154  valid. */
155  unsigned int ada_mangled : 1;
156 
157  /* Which section is this symbol in? This is an index into
158  section_offsets for this objfile. Negative means that the symbol
159  does not get relocated relative to a section. */
160 
161  short section;
162 };
163 
164 extern void symbol_set_demangled_name (struct general_symbol_info *,
165  const char *,
166  struct obstack *);
167 
168 extern const char *symbol_get_demangled_name
169  (const struct general_symbol_info *);
170 
172 
173 /* Note that all the following SYMBOL_* macros are used with the
174  SYMBOL argument being either a partial symbol or
175  a full symbol. Both types have a ginfo field. In particular
176  the SYMBOL_SET_LANGUAGE, SYMBOL_DEMANGLED_NAME, etc.
177  macros cannot be entirely substituted by
178  functions, unless the callers are changed to pass in the ginfo
179  field only, instead of the SYMBOL parameter. */
180 
181 #define SYMBOL_VALUE(symbol) (symbol)->ginfo.value.ivalue
182 #define SYMBOL_VALUE_ADDRESS(symbol) (symbol)->ginfo.value.address
183 #define SYMBOL_VALUE_BYTES(symbol) (symbol)->ginfo.value.bytes
184 #define SYMBOL_VALUE_COMMON_BLOCK(symbol) (symbol)->ginfo.value.common_block
185 #define SYMBOL_BLOCK_VALUE(symbol) (symbol)->ginfo.value.block
186 #define SYMBOL_VALUE_CHAIN(symbol) (symbol)->ginfo.value.chain
187 #define SYMBOL_LANGUAGE(symbol) (symbol)->ginfo.language
188 #define SYMBOL_SECTION(symbol) (symbol)->ginfo.section
189 #define SYMBOL_OBJ_SECTION(objfile, symbol) \
190  (((symbol)->ginfo.section >= 0) \
191  ? (&(((objfile)->sections)[(symbol)->ginfo.section])) \
192  : NULL)
193 
194 /* Initializes the language dependent portion of a symbol
195  depending upon the language for the symbol. */
196 #define SYMBOL_SET_LANGUAGE(symbol,language,obstack) \
197  (symbol_set_language (&(symbol)->ginfo, (language), (obstack)))
198 extern void symbol_set_language (struct general_symbol_info *symbol,
199  enum language language,
200  struct obstack *obstack);
201 
202 /* Set just the linkage name of a symbol; do not try to demangle
203  it. Used for constructs which do not have a mangled name,
204  e.g. struct tags. Unlike SYMBOL_SET_NAMES, linkage_name must
205  be terminated and either already on the objfile's obstack or
206  permanently allocated. */
207 #define SYMBOL_SET_LINKAGE_NAME(symbol,linkage_name) \
208  (symbol)->ginfo.name = (linkage_name)
209 
210 /* Set the linkage and natural names of a symbol, by demangling
211  the linkage name. */
212 #define SYMBOL_SET_NAMES(symbol,linkage_name,len,copy_name,objfile) \
213  symbol_set_names (&(symbol)->ginfo, linkage_name, len, copy_name, objfile)
214 extern void symbol_set_names (struct general_symbol_info *symbol,
215  const char *linkage_name, int len, int copy_name,
216  struct objfile *objfile);
217 
218 /* Now come lots of name accessor macros. Short version as to when to
219  use which: Use SYMBOL_NATURAL_NAME to refer to the name of the
220  symbol in the original source code. Use SYMBOL_LINKAGE_NAME if you
221  want to know what the linker thinks the symbol's name is. Use
222  SYMBOL_PRINT_NAME for output. Use SYMBOL_DEMANGLED_NAME if you
223  specifically need to know whether SYMBOL_NATURAL_NAME and
224  SYMBOL_LINKAGE_NAME are different. */
225 
226 /* Return SYMBOL's "natural" name, i.e. the name that it was called in
227  the original source code. In languages like C++ where symbols may
228  be mangled for ease of manipulation by the linker, this is the
229  demangled name. */
230 
231 #define SYMBOL_NATURAL_NAME(symbol) \
232  (symbol_natural_name (&(symbol)->ginfo))
233 extern const char *symbol_natural_name
234  (const struct general_symbol_info *symbol);
235 
236 /* Return SYMBOL's name from the point of view of the linker. In
237  languages like C++ where symbols may be mangled for ease of
238  manipulation by the linker, this is the mangled name; otherwise,
239  it's the same as SYMBOL_NATURAL_NAME. */
240 
241 #define SYMBOL_LINKAGE_NAME(symbol) (symbol)->ginfo.name
242 
243 /* Return the demangled name for a symbol based on the language for
244  that symbol. If no demangled name exists, return NULL. */
245 #define SYMBOL_DEMANGLED_NAME(symbol) \
246  (symbol_demangled_name (&(symbol)->ginfo))
247 extern const char *symbol_demangled_name
248  (const struct general_symbol_info *symbol);
249 
250 /* Macro that returns a version of the name of a symbol that is
251  suitable for output. In C++ this is the "demangled" form of the
252  name if demangle is on and the "mangled" form of the name if
253  demangle is off. In other languages this is just the symbol name.
254  The result should never be NULL. Don't use this for internal
255  purposes (e.g. storing in a hashtable): it's only suitable for output.
256 
257  N.B. symbol may be anything with a ginfo member,
258  e.g., struct symbol or struct minimal_symbol. */
259 
260 #define SYMBOL_PRINT_NAME(symbol) \
261  (demangle ? SYMBOL_NATURAL_NAME (symbol) : SYMBOL_LINKAGE_NAME (symbol))
262 extern int demangle;
263 
264 /* Macro that returns the name to be used when sorting and searching symbols.
265  In C++ and Java, we search for the demangled form of a name,
266  and so sort symbols accordingly. In Ada, however, we search by mangled
267  name. If there is no distinct demangled name, then SYMBOL_SEARCH_NAME
268  returns the same value (same pointer) as SYMBOL_LINKAGE_NAME. */
269 #define SYMBOL_SEARCH_NAME(symbol) \
270  (symbol_search_name (&(symbol)->ginfo))
271 extern const char *symbol_search_name (const struct general_symbol_info *);
272 
273 /* Return non-zero if NAME matches the "search" name of SYMBOL.
274  Whitespace and trailing parentheses are ignored.
275  See strcmp_iw for details about its behavior. */
276 #define SYMBOL_MATCHES_SEARCH_NAME(symbol, name) \
277  (strcmp_iw (SYMBOL_SEARCH_NAME (symbol), (name)) == 0)
278 
279 /* Classification types for a minimal symbol. These should be taken as
280  "advisory only", since if gdb can't easily figure out a
281  classification it simply selects mst_unknown. It may also have to
282  guess when it can't figure out which is a better match between two
283  types (mst_data versus mst_bss) for example. Since the minimal
284  symbol info is sometimes derived from the BFD library's view of a
285  file, we need to live with what information bfd supplies. */
286 
288 {
289  mst_unknown = 0, /* Unknown type, the default */
290  mst_text, /* Generally executable instructions */
291  mst_text_gnu_ifunc, /* Executable code returning address
292  of executable code */
293  mst_slot_got_plt, /* GOT entries for .plt sections */
294  mst_data, /* Generally initialized data */
295  mst_bss, /* Generally uninitialized data */
296  mst_abs, /* Generally absolute (nonrelocatable) */
297  /* GDB uses mst_solib_trampoline for the start address of a shared
298  library trampoline entry. Breakpoints for shared library functions
299  are put there if the shared library is not yet loaded.
300  After the shared library is loaded, lookup_minimal_symbol will
301  prefer the minimal symbol from the shared library (usually
302  a mst_text symbol) over the mst_solib_trampoline symbol, and the
303  breakpoints will be moved to their true address in the shared
304  library via breakpoint_re_set. */
305  mst_solib_trampoline, /* Shared library trampoline code */
306  /* For the mst_file* types, the names are only guaranteed to be unique
307  within a given .o file. */
308  mst_file_text, /* Static version of mst_text */
309  mst_file_data, /* Static version of mst_data */
310  mst_file_bss /* Static version of mst_bss */
311 };
312 
313 /* Define a simple structure used to hold some very basic information about
314  all defined global symbols (text, data, bss, abs, etc). The only required
315  information is the general_symbol_info.
316 
317  In many cases, even if a file was compiled with no special options for
318  debugging at all, as long as was not stripped it will contain sufficient
319  information to build a useful minimal symbol table using this structure.
320  Even when a file contains enough debugging information to build a full
321  symbol table, these minimal symbols are still useful for quickly mapping
322  between names and addresses, and vice versa. They are also sometimes
323  used to figure out what full symbol table entries need to be read in. */
324 
326 {
327 
328  /* The general symbol info required for all types of symbols.
329 
330  The SYMBOL_VALUE_ADDRESS contains the address that this symbol
331  corresponds to. */
332 
333  struct general_symbol_info mginfo;
334 
335  /* Size of this symbol. end_psymtab in dbxread.c uses this
336  information to calculate the end of the partial symtab based on the
337  address of the last symbol plus the size of the last symbol. */
338 
339  unsigned long size;
340 
341  /* Which source file is this symbol in? Only relevant for mst_file_*. */
342  const char *filename;
343 
344  /* Classification type for this minimal symbol. */
345 
346  ENUM_BITFIELD(minimal_symbol_type) type : 8;
347 
348  /* Non-zero if this symbol was created by gdb.
349  Such symbols do not appear in the output of "info var|fun". */
350  unsigned int created_by_gdb : 1;
351 
352  /* Two flag bits provided for the use of the target. */
353  unsigned int target_flag_1 : 1;
354  unsigned int target_flag_2 : 1;
355 
356  /* Nonzero iff the size of the minimal symbol has been set.
357  Symbol size information can sometimes not be determined, because
358  the object file format may not carry that piece of information. */
359  unsigned int has_size : 1;
360 
361  /* Minimal symbols with the same hash key are kept on a linked
362  list. This is the link. */
363 
364  struct minimal_symbol *hash_next;
365 
366  /* Minimal symbols are stored in two different hash tables. This is
367  the `next' pointer for the demangled hash table. */
368 
369  struct minimal_symbol *demangled_hash_next;
370 };
371 
372 #define MSYMBOL_TARGET_FLAG_1(msymbol) (msymbol)->target_flag_1
373 #define MSYMBOL_TARGET_FLAG_2(msymbol) (msymbol)->target_flag_2
374 #define MSYMBOL_SIZE(msymbol) ((msymbol)->size + 0)
375 #define SET_MSYMBOL_SIZE(msymbol, sz) \
376  do \
377  { \
378  (msymbol)->size = sz; \
379  (msymbol)->has_size = 1; \
380  } while (0)
381 #define MSYMBOL_HAS_SIZE(msymbol) ((msymbol)->has_size + 0)
382 #define MSYMBOL_TYPE(msymbol) (msymbol)->type
383 
384 #define MSYMBOL_VALUE(symbol) (symbol)->mginfo.value.ivalue
385 /* The unrelocated address of the minimal symbol. */
386 #define MSYMBOL_VALUE_RAW_ADDRESS(symbol) ((symbol)->mginfo.value.address + 0)
387 /* The relocated address of the minimal symbol, using the section
388  offsets from OBJFILE. */
389 #define MSYMBOL_VALUE_ADDRESS(objfile, symbol) \
390  ((symbol)->mginfo.value.address \
391  + ANOFFSET ((objfile)->section_offsets, ((symbol)->mginfo.section)))
392 /* For a bound minsym, we can easily compute the address directly. */
393 #define BMSYMBOL_VALUE_ADDRESS(symbol) \
394  MSYMBOL_VALUE_ADDRESS ((symbol).objfile, (symbol).minsym)
395 #define SET_MSYMBOL_VALUE_ADDRESS(symbol, new_value) \
396  ((symbol)->mginfo.value.address = (new_value))
397 #define MSYMBOL_VALUE_BYTES(symbol) (symbol)->mginfo.value.bytes
398 #define MSYMBOL_BLOCK_VALUE(symbol) (symbol)->mginfo.value.block
399 #define MSYMBOL_VALUE_CHAIN(symbol) (symbol)->mginfo.value.chain
400 #define MSYMBOL_LANGUAGE(symbol) (symbol)->mginfo.language
401 #define MSYMBOL_SECTION(symbol) (symbol)->mginfo.section
402 #define MSYMBOL_OBJ_SECTION(objfile, symbol) \
403  (((symbol)->mginfo.section >= 0) \
404  ? (&(((objfile)->sections)[(symbol)->mginfo.section])) \
405  : NULL)
406 
407 #define MSYMBOL_NATURAL_NAME(symbol) \
408  (symbol_natural_name (&(symbol)->mginfo))
409 #define MSYMBOL_LINKAGE_NAME(symbol) (symbol)->mginfo.name
410 #define MSYMBOL_PRINT_NAME(symbol) \
411  (demangle ? MSYMBOL_NATURAL_NAME (symbol) : MSYMBOL_LINKAGE_NAME (symbol))
412 #define MSYMBOL_DEMANGLED_NAME(symbol) \
413  (symbol_demangled_name (&(symbol)->mginfo))
414 #define MSYMBOL_SET_LANGUAGE(symbol,language,obstack) \
415  (symbol_set_language (&(symbol)->mginfo, (language), (obstack)))
416 #define MSYMBOL_SEARCH_NAME(symbol) \
417  (symbol_search_name (&(symbol)->mginfo))
418 #define MSYMBOL_MATCHES_SEARCH_NAME(symbol, name) \
419  (strcmp_iw (MSYMBOL_SEARCH_NAME (symbol), (name)) == 0)
420 #define MSYMBOL_SET_NAMES(symbol,linkage_name,len,copy_name,objfile) \
421  symbol_set_names (&(symbol)->mginfo, linkage_name, len, copy_name, objfile)
422 
423 #include "minsyms.h"
424 
425 
426 
427 /* Represent one symbol name; a variable, constant, function or typedef. */
428 
429 /* Different name domains for symbols. Looking up a symbol specifies a
430  domain and ignores symbol definitions in other name domains. */
431 
432 typedef enum domain_enum_tag
433 {
434  /* UNDEF_DOMAIN is used when a domain has not been discovered or
435  none of the following apply. This usually indicates an error either
436  in the symbol information or in gdb's handling of symbols. */
437 
439 
440  /* VAR_DOMAIN is the usual domain. In C, this contains variables,
441  function names, typedef names and enum type values. */
442 
444 
445  /* STRUCT_DOMAIN is used in C to hold struct, union and enum type names.
446  Thus, if `struct foo' is used in a C program, it produces a symbol named
447  `foo' in the STRUCT_DOMAIN. */
448 
450 
451  /* MODULE_DOMAIN is used in Fortran to hold module type names. */
452 
454 
455  /* LABEL_DOMAIN may be used for names of labels (for gotos). */
456 
458 
459  /* Fortran common blocks. Their naming must be separate from VAR_DOMAIN.
460  They also always use LOC_COMMON_BLOCK. */
462 } domain_enum;
463 
464 /* The number of bits in a symbol used to represent the domain. */
465 
466 #define SYMBOL_DOMAIN_BITS 4
467 
468 extern const char *domain_name (domain_enum);
469 
470 /* Searching domains, used for `search_symbols'. Element numbers are
471  hardcoded in GDB, check all enum uses before changing it. */
472 
474 {
475  /* Everything in VAR_DOMAIN minus FUNCTIONS_DOMAIN and
476  TYPES_DOMAIN. */
478 
479  /* All functions -- for some reason not methods, though. */
481 
482  /* All defined types */
484 
485  /* Any type. */
487 };
488 
489 extern const char *search_domain_name (enum search_domain);
490 
491 /* An address-class says where to find the value of a symbol. */
492 
494 {
495  /* Not used; catches errors. */
496 
498 
499  /* Value is constant int SYMBOL_VALUE, host byteorder. */
500 
502 
503  /* Value is at fixed address SYMBOL_VALUE_ADDRESS. */
504 
506 
507  /* Value is in register. SYMBOL_VALUE is the register number
508  in the original debug format. SYMBOL_REGISTER_OPS holds a
509  function that can be called to transform this into the
510  actual register number this represents in a specific target
511  architecture (gdbarch).
512 
513  For some symbol formats (stabs, for some compilers at least),
514  the compiler generates two symbols, an argument and a register.
515  In some cases we combine them to a single LOC_REGISTER in symbol
516  reading, but currently not for all cases (e.g. it's passed on the
517  stack and then loaded into a register). */
518 
520 
521  /* It's an argument; the value is at SYMBOL_VALUE offset in arglist. */
522 
524 
525  /* Value address is at SYMBOL_VALUE offset in arglist. */
526 
528 
529  /* Value is in specified register. Just like LOC_REGISTER except the
530  register holds the address of the argument instead of the argument
531  itself. This is currently used for the passing of structs and unions
532  on sparc and hppa. It is also used for call by reference where the
533  address is in a register, at least by mipsread.c. */
534 
536 
537  /* Value is a local variable at SYMBOL_VALUE offset in stack frame. */
538 
540 
541  /* Value not used; definition in SYMBOL_TYPE. Symbols in the domain
542  STRUCT_DOMAIN all have this class. */
543 
545 
546  /* Value is address SYMBOL_VALUE_ADDRESS in the code. */
547 
549 
550  /* In a symbol table, value is SYMBOL_BLOCK_VALUE of a `struct block'.
551  In a partial symbol table, SYMBOL_VALUE_ADDRESS is the start address
552  of the block. Function names have this class. */
553 
555 
556  /* Value is a constant byte-sequence pointed to by SYMBOL_VALUE_BYTES, in
557  target byte order. */
558 
560 
561  /* Value is at fixed address, but the address of the variable has
562  to be determined from the minimal symbol table whenever the
563  variable is referenced.
564  This happens if debugging information for a global symbol is
565  emitted and the corresponding minimal symbol is defined
566  in another object file or runtime common storage.
567  The linker might even remove the minimal symbol if the global
568  symbol is never referenced, in which case the symbol remains
569  unresolved.
570 
571  GDB would normally find the symbol in the minimal symbol table if it will
572  not find it in the full symbol table. But a reference to an external
573  symbol in a local block shadowing other definition requires full symbol
574  without possibly having its address available for LOC_STATIC. Testcase
575  is provided as `gdb.dwarf2/dw2-unresolved.exp'. */
576 
578 
579  /* The variable does not actually exist in the program.
580  The value is ignored. */
581 
583 
584  /* The variable's address is computed by a set of location
585  functions (see "struct symbol_computed_ops" below). */
587 
588  /* The variable uses general_symbol_info->value->common_block field.
589  It also always uses COMMON_BLOCK_DOMAIN. */
591 
592  /* Not used, just notes the boundary of the enum. */
594 };
595 
596 /* The methods needed to implement LOC_COMPUTED. These methods can
597  use the symbol's .aux_value for additional per-symbol information.
598 
599  At present this is only used to implement location expressions. */
600 
602 {
603 
604  /* Return the value of the variable SYMBOL, relative to the stack
605  frame FRAME. If the variable has been optimized out, return
606  zero.
607 
608  Iff `read_needs_frame (SYMBOL)' is zero, then FRAME may be zero. */
609 
610  struct value *(*read_variable) (struct symbol * symbol,
611  struct frame_info * frame);
612 
613  /* Read variable SYMBOL like read_variable at (callee) FRAME's function
614  entry. SYMBOL should be a function parameter, otherwise
615  NO_ENTRY_VALUE_ERROR will be thrown. */
616  struct value *(*read_variable_at_entry) (struct symbol *symbol,
617  struct frame_info *frame);
618 
619  /* Return non-zero if we need a frame to find the value of the SYMBOL. */
620  int (*read_needs_frame) (struct symbol * symbol);
621 
622  /* Write to STREAM a natural-language description of the location of
623  SYMBOL, in the context of ADDR. */
624  void (*describe_location) (struct symbol * symbol, CORE_ADDR addr,
625  struct ui_file * stream);
626 
627  /* Non-zero if this symbol's address computation is dependent on PC. */
628  unsigned char location_has_loclist;
629 
630  /* Tracepoint support. Append bytecodes to the tracepoint agent
631  expression AX that push the address of the object SYMBOL. Set
632  VALUE appropriately. Note --- for objects in registers, this
633  needn't emit any code; as long as it sets VALUE properly, then
634  the caller will generate the right code in the process of
635  treating this as an lvalue or rvalue. */
636 
637  void (*tracepoint_var_ref) (struct symbol *symbol, struct gdbarch *gdbarch,
638  struct agent_expr *ax, struct axs_value *value);
639 
640  /* Generate C code to compute the location of SYMBOL. The C code is
641  emitted to STREAM. GDBARCH is the current architecture and PC is
642  the PC at which SYMBOL's location should be evaluated.
643  REGISTERS_USED is a vector indexed by register number; the
644  generator function should set an element in this vector if the
645  corresponding register is needed by the location computation.
646  The generated C code must assign the location to a local
647  variable; this variable's name is RESULT_NAME. */
648 
649  void (*generate_c_location) (struct symbol *symbol, struct ui_file *stream,
650  struct gdbarch *gdbarch,
651  unsigned char *registers_used,
652  CORE_ADDR pc, const char *result_name);
653 
654 };
655 
656 /* The methods needed to implement LOC_BLOCK for inferior functions.
657  These methods can use the symbol's .aux_value for additional
658  per-symbol information. */
659 
661 {
662  /* Fill in *START and *LENGTH with DWARF block data of function
663  FRAMEFUNC valid for inferior context address PC. Set *LENGTH to
664  zero if such location is not valid for PC; *START is left
665  uninitialized in such case. */
666  void (*find_frame_base_location) (struct symbol *framefunc, CORE_ADDR pc,
667  const gdb_byte **start, size_t *length);
668 };
669 
670 /* Functions used with LOC_REGISTER and LOC_REGPARM_ADDR. */
671 
673 {
674  int (*register_number) (struct symbol *symbol, struct gdbarch *gdbarch);
675 };
676 
677 /* Objects of this type are used to find the address class and the
678  various computed ops vectors of a symbol. */
679 
681 {
682  enum address_class aclass;
683 
684  /* Used with LOC_COMPUTED. */
686 
687  /* Used with LOC_BLOCK. */
689 
690  /* Used with LOC_REGISTER and LOC_REGPARM_ADDR. */
692 };
693 
694 /* The number of bits we reserve in a symbol for the aclass index.
695  This is a #define so that we can have a assertion elsewhere to
696  verify that we have reserved enough space for synthetic address
697  classes. */
698 
699 #define SYMBOL_ACLASS_BITS 6
700 
701 /* This structure is space critical. See space comments at the top. */
702 
703 struct symbol
704 {
705 
706  /* The general symbol info required for all types of symbols. */
707 
708  struct general_symbol_info ginfo;
709 
710  /* Data type of value */
711 
712  struct type *type;
713 
714  /* The owner of this symbol.
715  Which one to use is defined by symbol.is_objfile_owned. */
716 
717  union
718  {
719  /* The symbol table containing this symbol. This is the file associated
720  with LINE. It can be NULL during symbols read-in but it is never NULL
721  during normal operation. */
722  struct symtab *symtab;
723 
724  /* For types defined by the architecture. */
725  struct gdbarch *arch;
726  } owner;
727 
728  /* Domain code. */
729 
730  ENUM_BITFIELD(domain_enum_tag) domain : SYMBOL_DOMAIN_BITS;
731 
732  /* Address class. This holds an index into the 'symbol_impls'
733  table. The actual enum address_class value is stored there,
734  alongside any per-class ops vectors. */
735 
736  unsigned int aclass_index : SYMBOL_ACLASS_BITS;
737 
738  /* If non-zero then symbol is objfile-owned, use owner.symtab.
739  Otherwise symbol is arch-owned, use owner.arch. */
740 
741  unsigned int is_objfile_owned : 1;
742 
743  /* Whether this is an argument. */
744 
745  unsigned is_argument : 1;
746 
747  /* Whether this is an inlined function (class LOC_BLOCK only). */
748  unsigned is_inlined : 1;
749 
750  /* True if this is a C++ function symbol with template arguments.
751  In this case the symbol is really a "struct template_symbol". */
752  unsigned is_cplus_template_function : 1;
753 
754  /* Line number of this symbol's definition, except for inlined
755  functions. For an inlined function (class LOC_BLOCK and
756  SYMBOL_INLINED set) this is the line number of the function's call
757  site. Inlined function symbols are not definitions, and they are
758  never found by symbol table lookup.
759  If this symbol is arch-owned, LINE shall be zero.
760 
761  FIXME: Should we really make the assumption that nobody will try
762  to debug files longer than 64K lines? What about machine
763  generated programs? */
764 
765  unsigned short line;
766 
767  /* An arbitrary data pointer, allowing symbol readers to record
768  additional information on a per-symbol basis. Note that this data
769  must be allocated using the same obstack as the symbol itself. */
770  /* So far it is only used by LOC_COMPUTED to
771  find the location information. For a LOC_BLOCK symbol
772  for a function in a compilation unit compiled with DWARF 2
773  information, this is information used internally by the DWARF 2
774  code --- specifically, the location expression for the frame
775  base for this function. */
776  /* FIXME drow/2003-02-21: For the LOC_BLOCK case, it might be better
777  to add a magic symbol to the block containing this information,
778  or to have a generic debug info annotation slot for symbols. */
779 
780  void *aux_value;
781 
782  struct symbol *hash_next;
783 };
784 
785 extern const struct symbol_impl *symbol_impls;
786 
787 /* Note: There is no accessor macro for symbol.owner because it is
788  "private". */
789 
790 #define SYMBOL_DOMAIN(symbol) (symbol)->domain
791 #define SYMBOL_IMPL(symbol) (symbol_impls[(symbol)->aclass_index])
792 #define SYMBOL_ACLASS_INDEX(symbol) (symbol)->aclass_index
793 #define SYMBOL_CLASS(symbol) (SYMBOL_IMPL (symbol).aclass)
794 #define SYMBOL_OBJFILE_OWNED(symbol) ((symbol)->is_objfile_owned)
795 #define SYMBOL_IS_ARGUMENT(symbol) (symbol)->is_argument
796 #define SYMBOL_INLINED(symbol) (symbol)->is_inlined
797 #define SYMBOL_IS_CPLUS_TEMPLATE_FUNCTION(symbol) \
798  (symbol)->is_cplus_template_function
799 #define SYMBOL_TYPE(symbol) (symbol)->type
800 #define SYMBOL_LINE(symbol) (symbol)->line
801 #define SYMBOL_COMPUTED_OPS(symbol) (SYMBOL_IMPL (symbol).ops_computed)
802 #define SYMBOL_BLOCK_OPS(symbol) (SYMBOL_IMPL (symbol).ops_block)
803 #define SYMBOL_REGISTER_OPS(symbol) (SYMBOL_IMPL (symbol).ops_register)
804 #define SYMBOL_LOCATION_BATON(symbol) (symbol)->aux_value
805 
807  const struct symbol_computed_ops *);
808 
809 extern int register_symbol_block_impl (enum address_class aclass,
810  const struct symbol_block_ops *ops);
811 
813  const struct symbol_register_ops *);
814 
815 /* Return the OBJFILE of SYMBOL.
816  It is an error to call this if symbol.is_objfile_owned is false, which
817  only happens for architecture-provided types. */
818 
819 extern struct objfile *symbol_objfile (const struct symbol *symbol);
820 
821 /* Return the ARCH of SYMBOL. */
822 
823 extern struct gdbarch *symbol_arch (const struct symbol *symbol);
824 
825 /* Return the SYMTAB of SYMBOL.
826  It is an error to call this if symbol.is_objfile_owned is false, which
827  only happens for architecture-provided types. */
828 
829 extern struct symtab *symbol_symtab (const struct symbol *symbol);
830 
831 /* Set the symtab of SYMBOL to SYMTAB.
832  It is an error to call this if symbol.is_objfile_owned is false, which
833  only happens for architecture-provided types. */
834 
835 extern void symbol_set_symtab (struct symbol *symbol, struct symtab *symtab);
836 
837 /* An instance of this type is used to represent a C++ template
838  function. It includes a "struct symbol" as a kind of base class;
839  users downcast to "struct template_symbol *" when needed. A symbol
840  is really of this type iff SYMBOL_IS_CPLUS_TEMPLATE_FUNCTION is
841  true. */
842 
844 {
845  /* The base class. */
846  struct symbol base;
847 
848  /* The number of template arguments. */
850 
851  /* The template arguments. This is an array with
852  N_TEMPLATE_ARGUMENTS elements. */
854 };
855 
856 
857 /* Each item represents a line-->pc (or the reverse) mapping. This is
858  somewhat more wasteful of space than one might wish, but since only
859  the files which are actually debugged are read in to core, we don't
860  waste much space. */
861 
863 {
864  int line;
865  CORE_ADDR pc;
866 };
867 
868 /* The order of entries in the linetable is significant. They should
869  be sorted by increasing values of the pc field. If there is more than
870  one entry for a given pc, then I'm not sure what should happen (and
871  I not sure whether we currently handle it the best way).
872 
873  Example: a C for statement generally looks like this
874 
875  10 0x100 - for the init/test part of a for stmt.
876  20 0x200
877  30 0x300
878  10 0x400 - for the increment part of a for stmt.
879 
880  If an entry has a line number of zero, it marks the start of a PC
881  range for which no line number information is available. It is
882  acceptable, though wasteful of table space, for such a range to be
883  zero length. */
884 
885 struct linetable
886 {
887  int nitems;
888 
889  /* Actually NITEMS elements. If you don't like this use of the
890  `struct hack', you can shove it up your ANSI (seriously, if the
891  committee tells us how to do it, we can probably go along). */
892  struct linetable_entry item[1];
893 };
894 
895 /* How to relocate the symbols from each section in a symbol file.
896  Each struct contains an array of offsets.
897  The ordering and meaning of the offsets is file-type-dependent;
898  typically it is indexed by section numbers or symbol types or
899  something like that.
900 
901  To give us flexibility in changing the internal representation
902  of these offsets, the ANOFFSET macro must be used to insert and
903  extract offset values in the struct. */
904 
906 {
907  CORE_ADDR offsets[1]; /* As many as needed. */
908 };
909 
910 #define ANOFFSET(secoff, whichone) \
911  ((whichone == -1) \
912  ? (internal_error (__FILE__, __LINE__, \
913  _("Section index is uninitialized")), -1) \
914  : secoff->offsets[whichone])
915 
916 /* The size of a section_offsets table for N sections. */
917 #define SIZEOF_N_SECTION_OFFSETS(n) \
918  (sizeof (struct section_offsets) \
919  + sizeof (((struct section_offsets *) 0)->offsets) * ((n)-1))
920 
921 /* Each source file or header is represented by a struct symtab.
922  The name "symtab" is historical, another name for it is "filetab".
923  These objects are chained through the `next' field. */
924 
925 struct symtab
926 {
927  /* Unordered chain of all filetabs in the compunit, with the exception
928  that the "main" source file is the first entry in the list. */
929 
930  struct symtab *next;
931 
932  /* Backlink to containing compunit symtab. */
933 
935 
936  /* Table mapping core addresses to line numbers for this file.
937  Can be NULL if none. Never shared between different symtabs. */
938 
940 
941  /* Name of this source file. This pointer is never NULL. */
942 
943  const char *filename;
944 
945  /* Total number of lines found in source file. */
946 
947  int nlines;
948 
949  /* line_charpos[N] is the position of the (N-1)th line of the
950  source file. "position" means something we can lseek() to; it
951  is not guaranteed to be useful any other way. */
952 
954 
955  /* Language of this source file. */
956 
957  enum language language;
958 
959  /* Full name of file as found by searching the source path.
960  NULL if not yet known. */
961 
962  char *fullname;
963 };
964 
965 #define SYMTAB_COMPUNIT(symtab) ((symtab)->compunit_symtab)
966 #define SYMTAB_LINETABLE(symtab) ((symtab)->linetable)
967 #define SYMTAB_LANGUAGE(symtab) ((symtab)->language)
968 #define SYMTAB_BLOCKVECTOR(symtab) \
969  COMPUNIT_BLOCKVECTOR (SYMTAB_COMPUNIT (symtab))
970 #define SYMTAB_OBJFILE(symtab) \
971  COMPUNIT_OBJFILE (SYMTAB_COMPUNIT (symtab))
972 #define SYMTAB_PSPACE(symtab) (SYMTAB_OBJFILE (symtab)->pspace)
973 #define SYMTAB_DIRNAME(symtab) \
974  COMPUNIT_DIRNAME (SYMTAB_COMPUNIT (symtab))
975 
976 typedef struct symtab *symtab_ptr;
977 DEF_VEC_P (symtab_ptr);
978 
979 /* Compunit symtabs contain the actual "symbol table", aka blockvector, as well
980  as the list of all source files (what gdb has historically associated with
981  the term "symtab").
982  Additional information is recorded here that is common to all symtabs in a
983  compilation unit (DWARF or otherwise).
984 
985  Example:
986  For the case of a program built out of these files:
987 
988  foo.c
989  foo1.h
990  foo2.h
991  bar.c
992  foo1.h
993  bar.h
994 
995  This is recorded as:
996 
997  objfile -> foo.c(cu) -> bar.c(cu) -> NULL
998  | |
999  v v
1000  foo.c bar.c
1001  | |
1002  v v
1003  foo1.h foo1.h
1004  | |
1005  v v
1006  foo2.h bar.h
1007  | |
1008  v v
1009  NULL NULL
1010 
1011  where "foo.c(cu)" and "bar.c(cu)" are struct compunit_symtab objects,
1012  and the files foo.c, etc. are struct symtab objects. */
1013 
1015 {
1016  /* Unordered chain of all compunit symtabs of this objfile. */
1018 
1019  /* Object file from which this symtab information was read. */
1020  struct objfile *objfile;
1021 
1022  /* Name of the symtab.
1023  This is *not* intended to be a usable filename, and is
1024  for debugging purposes only. */
1025  const char *name;
1026 
1027  /* Unordered list of file symtabs, except that by convention the "main"
1028  source file (e.g., .c, .cc) is guaranteed to be first.
1029  Each symtab is a file, either the "main" source file (e.g., .c, .cc)
1030  or header (e.g., .h). */
1031  struct symtab *filetabs;
1032 
1033  /* Last entry in FILETABS list.
1034  Subfiles are added to the end of the list so they accumulate in order,
1035  with the main source subfile living at the front.
1036  The main reason is so that the main source file symtab is at the head
1037  of the list, and the rest appear in order for debugging convenience. */
1039 
1040  /* Non-NULL string that identifies the format of the debugging information,
1041  such as "stabs", "dwarf 1", "dwarf 2", "coff", etc. This is mostly useful
1042  for automated testing of gdb but may also be information that is
1043  useful to the user. */
1044  const char *debugformat;
1045 
1046  /* String of producer version information, or NULL if we don't know. */
1047  const char *producer;
1048 
1049  /* Directory in which it was compiled, or NULL if we don't know. */
1050  const char *dirname;
1051 
1052  /* List of all symbol scope blocks for this symtab. It is shared among
1053  all symtabs in a given compilation unit. */
1054  const struct blockvector *blockvector;
1055 
1056  /* Section in objfile->section_offsets for the blockvector and
1057  the linetable. Probably always SECT_OFF_TEXT. */
1059 
1060  /* Symtab has been compiled with both optimizations and debug info so that
1061  GDB may stop skipping prologues as variables locations are valid already
1062  at function entry points. */
1063  unsigned int locations_valid : 1;
1064 
1065  /* DWARF unwinder for this CU is valid even for epilogues (PC at the return
1066  instruction). This is supported by GCC since 4.5.0. */
1067  unsigned int epilogue_unwind_valid : 1;
1068 
1069  /* struct call_site entries for this compilation unit or NULL. */
1071 
1072  /* The macro table for this symtab. Like the blockvector, this
1073  is shared between different symtabs in a given compilation unit.
1074  It's debatable whether it *should* be shared among all the symtabs in
1075  the given compilation unit, but it currently is. */
1077 
1078  /* If non-NULL, then this points to a NULL-terminated vector of
1079  included compunits. When searching the static or global
1080  block of this compunit, the corresponding block of all
1081  included compunits will also be searched. Note that this
1082  list must be flattened -- the symbol reader is responsible for
1083  ensuring that this vector contains the transitive closure of all
1084  included compunits. */
1086 
1087  /* If this is an included compunit, this points to one includer
1088  of the table. This user is considered the canonical compunit
1089  containing this one. An included compunit may itself be
1090  included by another. */
1092 };
1093 
1094 #define COMPUNIT_OBJFILE(cust) ((cust)->objfile)
1095 #define COMPUNIT_FILETABS(cust) ((cust)->filetabs)
1096 #define COMPUNIT_DEBUGFORMAT(cust) ((cust)->debugformat)
1097 #define COMPUNIT_PRODUCER(cust) ((cust)->producer)
1098 #define COMPUNIT_DIRNAME(cust) ((cust)->dirname)
1099 #define COMPUNIT_BLOCKVECTOR(cust) ((cust)->blockvector)
1100 #define COMPUNIT_BLOCK_LINE_SECTION(cust) ((cust)->block_line_section)
1101 #define COMPUNIT_LOCATIONS_VALID(cust) ((cust)->locations_valid)
1102 #define COMPUNIT_EPILOGUE_UNWIND_VALID(cust) ((cust)->epilogue_unwind_valid)
1103 #define COMPUNIT_CALL_SITE_HTAB(cust) ((cust)->call_site_htab)
1104 #define COMPUNIT_MACRO_TABLE(cust) ((cust)->macro_table)
1105 
1106 /* Iterate over all file tables (struct symtab) within a compunit. */
1107 
1108 #define ALL_COMPUNIT_FILETABS(cu, s) \
1109  for ((s) = (cu) -> filetabs; (s) != NULL; (s) = (s) -> next)
1110 
1111 /* Return the primary symtab of CUST. */
1112 
1113 extern struct symtab *
1114  compunit_primary_filetab (const struct compunit_symtab *cust);
1115 
1116 /* Return the language of CUST. */
1117 
1118 extern enum language compunit_language (const struct compunit_symtab *cust);
1119 
1121 DEF_VEC_P (compunit_symtab_ptr);
1122 
1123 
1124 
1125 /* The virtual function table is now an array of structures which have the
1126  form { int16 offset, delta; void *pfn; }.
1127 
1128  In normal virtual function tables, OFFSET is unused.
1129  DELTA is the amount which is added to the apparent object's base
1130  address in order to point to the actual object to which the
1131  virtual function should be applied.
1132  PFN is a pointer to the virtual function.
1133 
1134  Note that this macro is g++ specific (FIXME). */
1135 
1136 #define VTBL_FNADDR_OFFSET 2
1137 
1138 /* External variables and functions for the objects described above. */
1139 
1140 /* True if we are nested inside psymtab_to_symtab. */
1141 
1142 extern int currently_reading_symtab;
1143 
1144 /* The block in which the most recently looked up symbol was found. */
1145 
1146 extern const struct block *block_found;
1147 
1148 /* symtab.c lookup functions */
1149 
1150 extern const char multiple_symbols_ask[];
1151 extern const char multiple_symbols_all[];
1152 extern const char multiple_symbols_cancel[];
1153 
1154 const char *multiple_symbols_select_mode (void);
1155 
1156 int symbol_matches_domain (enum language symbol_language,
1157  domain_enum symbol_domain,
1158  domain_enum domain);
1159 
1160 /* lookup a symbol table by source file name. */
1161 
1162 extern struct symtab *lookup_symtab (const char *);
1163 
1164 /* An object of this type is passed as the 'is_a_field_of_this'
1165  argument to lookup_symbol and lookup_symbol_in_language. */
1166 
1168 {
1169  /* The type in which the field was found. If this is NULL then the
1170  symbol was not found in 'this'. If non-NULL, then one of the
1171  other fields will be non-NULL as well. */
1172 
1173  struct type *type;
1174 
1175  /* If the symbol was found as an ordinary field of 'this', then this
1176  is non-NULL and points to the particular field. */
1177 
1178  struct field *field;
1179 
1180  /* If the symbol was found as a function field of 'this', then this
1181  is non-NULL and points to the particular field. */
1182 
1184 };
1185 
1186 /* Find the definition for a specified symbol name NAME
1187  in domain DOMAIN in language LANGUAGE, visible from lexical block BLOCK
1188  if non-NULL or from global/static blocks if BLOCK is NULL.
1189  Returns the struct symbol pointer, or NULL if no symbol is found.
1190  C++: if IS_A_FIELD_OF_THIS is non-NULL on entry, check to see if
1191  NAME is a field of the current implied argument `this'. If so fill in the
1192  fields of IS_A_FIELD_OF_THIS, otherwise the fields are set to NULL.
1193  BLOCK_FOUND is set to the block in which NAME is found (in the case of
1194  a field of `this', value_of_this sets BLOCK_FOUND to the proper value).
1195  The symbol's section is fixed up if necessary. */
1196 
1197 extern struct symbol *lookup_symbol_in_language (const char *,
1198  const struct block *,
1199  const domain_enum,
1200  enum language,
1201  struct field_of_this_result *);
1202 
1203 /* Same as lookup_symbol_in_language, but using the current language. */
1204 
1205 extern struct symbol *lookup_symbol (const char *, const struct block *,
1206  const domain_enum,
1207  struct field_of_this_result *);
1208 
1209 /* A default version of lookup_symbol_nonlocal for use by languages
1210  that can't think of anything better to do.
1211  This implements the C lookup rules. */
1212 
1213 extern struct symbol *
1214  basic_lookup_symbol_nonlocal (const struct language_defn *langdef,
1215  const char *,
1216  const struct block *,
1217  const domain_enum);
1218 
1219 /* Some helper functions for languages that need to write their own
1220  lookup_symbol_nonlocal functions. */
1221 
1222 /* Lookup a symbol in the static block associated to BLOCK, if there
1223  is one; do nothing if BLOCK is NULL or a global block.
1224  Upon success sets BLOCK_FOUND and fixes up the symbol's section
1225  if necessary. */
1226 
1227 extern struct symbol *lookup_symbol_in_static_block (const char *name,
1228  const struct block *block,
1229  const domain_enum domain);
1230 
1231 /* Search all static file-level symbols for NAME from DOMAIN.
1232  Upon success sets BLOCK_FOUND and fixes up the symbol's section
1233  if necessary. */
1234 
1235 extern struct symbol *lookup_static_symbol (const char *name,
1236  const domain_enum domain);
1237 
1238 /* Lookup a symbol in all files' global blocks.
1239 
1240  If BLOCK is non-NULL then it is used for two things:
1241  1) If a target-specific lookup routine for libraries exists, then use the
1242  routine for the objfile of BLOCK, and
1243  2) The objfile of BLOCK is used to assist in determining the search order
1244  if the target requires it.
1245  See gdbarch_iterate_over_objfiles_in_search_order.
1246 
1247  Upon success sets BLOCK_FOUND and fixes up the symbol's section
1248  if necessary. */
1249 
1250 extern struct symbol *lookup_global_symbol (const char *name,
1251  const struct block *block,
1252  const domain_enum domain);
1253 
1254 /* Lookup a symbol in block BLOCK.
1255  Upon success sets BLOCK_FOUND and fixes up the symbol's section
1256  if necessary. */
1257 
1258 extern struct symbol *lookup_symbol_in_block (const char *name,
1259  const struct block *block,
1260  const domain_enum domain);
1261 
1262 /* Look up the `this' symbol for LANG in BLOCK. Return the symbol if
1263  found, or NULL if not found. */
1264 
1265 extern struct symbol *lookup_language_this (const struct language_defn *lang,
1266  const struct block *block);
1267 
1268 /* Lookup a [struct, union, enum] by name, within a specified block. */
1269 
1270 extern struct type *lookup_struct (const char *, const struct block *);
1271 
1272 extern struct type *lookup_union (const char *, const struct block *);
1273 
1274 extern struct type *lookup_enum (const char *, const struct block *);
1275 
1276 /* from blockframe.c: */
1277 
1278 /* lookup the function symbol corresponding to the address. */
1279 
1280 extern struct symbol *find_pc_function (CORE_ADDR);
1281 
1282 /* lookup the function corresponding to the address and section. */
1283 
1284 extern struct symbol *find_pc_sect_function (CORE_ADDR, struct obj_section *);
1285 
1286 extern int find_pc_partial_function_gnu_ifunc (CORE_ADDR pc, const char **name,
1287  CORE_ADDR *address,
1288  CORE_ADDR *endaddr,
1289  int *is_gnu_ifunc_p);
1290 
1291 /* lookup function from address, return name, start addr and end addr. */
1292 
1293 extern int find_pc_partial_function (CORE_ADDR, const char **, CORE_ADDR *,
1294  CORE_ADDR *);
1295 
1296 extern void clear_pc_function_cache (void);
1297 
1298 /* Expand symtab containing PC, SECTION if not already expanded. */
1299 
1300 extern void expand_symtab_containing_pc (CORE_ADDR, struct obj_section *);
1301 
1302 /* lookup full symbol table by address. */
1303 
1304 extern struct compunit_symtab *find_pc_compunit_symtab (CORE_ADDR);
1305 
1306 /* lookup full symbol table by address and section. */
1307 
1308 extern struct compunit_symtab *
1309  find_pc_sect_compunit_symtab (CORE_ADDR, struct obj_section *);
1310 
1311 extern int find_pc_line_pc_range (CORE_ADDR, CORE_ADDR *, CORE_ADDR *);
1312 
1313 extern void reread_symbols (void);
1314 
1315 /* Look up a type named NAME in STRUCT_DOMAIN in the current language.
1316  The type returned must not be opaque -- i.e., must have at least one field
1317  defined. */
1318 
1319 extern struct type *lookup_transparent_type (const char *);
1320 
1321 extern struct type *basic_lookup_transparent_type (const char *);
1322 
1323 /* Macro for name of symbol to indicate a file compiled with gcc. */
1324 #ifndef GCC_COMPILED_FLAG_SYMBOL
1325 #define GCC_COMPILED_FLAG_SYMBOL "gcc_compiled."
1326 #endif
1327 
1328 /* Macro for name of symbol to indicate a file compiled with gcc2. */
1329 #ifndef GCC2_COMPILED_FLAG_SYMBOL
1330 #define GCC2_COMPILED_FLAG_SYMBOL "gcc2_compiled."
1331 #endif
1332 
1333 extern int in_gnu_ifunc_stub (CORE_ADDR pc);
1334 
1335 /* Functions for resolving STT_GNU_IFUNC symbols which are implemented only
1336  for ELF symbol files. */
1337 
1339 {
1340  /* See elf_gnu_ifunc_resolve_addr for its real implementation. */
1341  CORE_ADDR (*gnu_ifunc_resolve_addr) (struct gdbarch *gdbarch, CORE_ADDR pc);
1342 
1343  /* See elf_gnu_ifunc_resolve_name for its real implementation. */
1344  int (*gnu_ifunc_resolve_name) (const char *function_name,
1345  CORE_ADDR *function_address_p);
1346 
1347  /* See elf_gnu_ifunc_resolver_stop for its real implementation. */
1349 
1350  /* See elf_gnu_ifunc_resolver_return_stop for its real implementation. */
1352 };
1353 
1354 #define gnu_ifunc_resolve_addr gnu_ifunc_fns_p->gnu_ifunc_resolve_addr
1355 #define gnu_ifunc_resolve_name gnu_ifunc_fns_p->gnu_ifunc_resolve_name
1356 #define gnu_ifunc_resolver_stop gnu_ifunc_fns_p->gnu_ifunc_resolver_stop
1357 #define gnu_ifunc_resolver_return_stop \
1358  gnu_ifunc_fns_p->gnu_ifunc_resolver_return_stop
1359 
1360 extern const struct gnu_ifunc_fns *gnu_ifunc_fns_p;
1361 
1362 extern CORE_ADDR find_solib_trampoline_target (struct frame_info *, CORE_ADDR);
1363 
1365 {
1366  /* The program space of this sal. */
1368 
1369  struct symtab *symtab;
1370  struct obj_section *section;
1371  /* Line number. Line numbers start at 1 and proceed through symtab->nlines.
1372  0 is never a valid line number; it is used to indicate that line number
1373  information is not available. */
1374  int line;
1375 
1376  CORE_ADDR pc;
1377  CORE_ADDR end;
1380 
1381  /* The probe associated with this symtab_and_line. */
1382  struct probe *probe;
1383  /* If PROBE is not NULL, then this is the objfile in which the probe
1384  originated. */
1385  struct objfile *objfile;
1386 };
1387 
1388 extern void init_sal (struct symtab_and_line *sal);
1389 
1391 {
1393  int nelts;
1394 };
1395 
1396 
1397 /* Given a pc value, return line number it is in. Second arg nonzero means
1398  if pc is on the boundary use the previous statement's line number. */
1399 
1400 extern struct symtab_and_line find_pc_line (CORE_ADDR, int);
1401 
1402 /* Same function, but specify a section as well as an address. */
1403 
1404 extern struct symtab_and_line find_pc_sect_line (CORE_ADDR,
1405  struct obj_section *, int);
1406 
1407 /* Wrapper around find_pc_line to just return the symtab. */
1408 
1409 extern struct symtab *find_pc_line_symtab (CORE_ADDR);
1410 
1411 /* Given a symtab and line number, return the pc there. */
1412 
1413 extern int find_line_pc (struct symtab *, int, CORE_ADDR *);
1414 
1415 extern int find_line_pc_range (struct symtab_and_line, CORE_ADDR *,
1416  CORE_ADDR *);
1417 
1418 extern void resolve_sal_pc (struct symtab_and_line *);
1419 
1420 /* solib.c */
1421 
1422 extern void clear_solib (void);
1423 
1424 /* source.c */
1425 
1426 extern int identify_source_line (struct symtab *, int, int, CORE_ADDR);
1427 
1428 /* Flags passed as 4th argument to print_source_lines. */
1429 
1431  {
1432  /* Do not print an error message. */
1434 
1435  /* Print the filename in front of the source lines. */
1437  };
1438 
1439 extern void print_source_lines (struct symtab *, int, int,
1441 
1442 extern void forget_cached_source_info_for_objfile (struct objfile *);
1443 extern void forget_cached_source_info (void);
1444 
1445 extern void select_source_symtab (struct symtab *);
1446 
1447 extern VEC (char_ptr) *default_make_symbol_completion_list_break_on
1448  (const char *text, const char *word, const char *break_on,
1449  enum type_code code);
1450 extern VEC (char_ptr) *default_make_symbol_completion_list (const char *,
1451  const char *,
1452  enum type_code);
1453 extern VEC (char_ptr) *make_symbol_completion_list (const char *, const char *);
1454 extern VEC (char_ptr) *make_symbol_completion_type (const char *, const char *,
1455  enum type_code);
1456 extern VEC (char_ptr) *make_symbol_completion_list_fn (struct cmd_list_element *,
1457  const char *,
1458  const char *);
1459 
1460 extern VEC (char_ptr) *make_file_symbol_completion_list (const char *,
1461  const char *,
1462  const char *);
1463 
1464 extern VEC (char_ptr) *make_source_files_completion_list (const char *,
1465  const char *);
1466 
1467 /* symtab.c */
1468 
1469 int matching_obj_sections (struct obj_section *, struct obj_section *);
1470 
1471 extern struct symtab *find_line_symtab (struct symtab *, int, int *, int *);
1472 
1473 extern struct symtab_and_line find_function_start_sal (struct symbol *sym,
1474  int);
1475 
1476 extern void skip_prologue_sal (struct symtab_and_line *);
1477 
1478 /* symtab.c */
1479 
1480 extern CORE_ADDR skip_prologue_using_sal (struct gdbarch *gdbarch,
1481  CORE_ADDR func_addr);
1482 
1483 extern struct symbol *fixup_symbol_section (struct symbol *,
1484  struct objfile *);
1485 
1486 /* Symbol searching */
1487 /* Note: struct symbol_search, search_symbols, et.al. are declared here,
1488  instead of making them local to symtab.c, for gdbtk's sake. */
1489 
1490 /* When using search_symbols, a list of the following structs is returned.
1491  Callers must free the search list using free_search_symbols! */
1493 {
1494  /* The block in which the match was found. Could be, for example,
1495  STATIC_BLOCK or GLOBAL_BLOCK. */
1496  int block;
1497 
1498  /* Information describing what was found.
1499 
1500  If symbol is NOT NULL, then information was found for this match. */
1501  struct symbol *symbol;
1502 
1503  /* If msymbol is non-null, then a match was made on something for
1504  which only minimal_symbols exist. */
1505  struct bound_minimal_symbol msymbol;
1506 
1507  /* A link to the next match, or NULL for the end. */
1509 };
1510 
1511 extern void search_symbols (const char *, enum search_domain, int,
1512  const char **, struct symbol_search **);
1513 extern void free_search_symbols (struct symbol_search *);
1515  **);
1516 
1517 /* The name of the ``main'' function.
1518  FIXME: cagney/2001-03-20: Can't make main_name() const since some
1519  of the calling code currently assumes that the string isn't
1520  const. */
1521 extern /*const */ char *main_name (void);
1522 extern enum language main_language (void);
1523 
1524 /* Lookup symbol NAME from DOMAIN in MAIN_OBJFILE's global blocks.
1525  This searches MAIN_OBJFILE as well as any associated separate debug info
1526  objfiles of MAIN_OBJFILE.
1527  Upon success sets BLOCK_FOUND and fixes up the symbol's section
1528  if necessary. */
1529 
1530 extern struct symbol *
1531  lookup_global_symbol_from_objfile (struct objfile *main_objfile,
1532  const char *name,
1533  const domain_enum domain);
1534 
1535 /* Return 1 if the supplied producer string matches the ARM RealView
1536  compiler (armcc). */
1537 int producer_is_realview (const char *producer);
1538 
1539 void fixup_section (struct general_symbol_info *ginfo,
1540  CORE_ADDR addr, struct objfile *objfile);
1541 
1542 /* Look up objfile containing BLOCK. */
1543 
1544 struct objfile *lookup_objfile_from_block (const struct block *block);
1545 
1546 extern unsigned int symtab_create_debug;
1547 
1548 extern unsigned int symbol_lookup_debug;
1549 
1550 extern int basenames_may_differ;
1551 
1552 int compare_filenames_for_search (const char *filename,
1553  const char *search_name);
1554 
1555 int iterate_over_some_symtabs (const char *name,
1556  const char *real_path,
1557  int (*callback) (struct symtab *symtab,
1558  void *data),
1559  void *data,
1560  struct compunit_symtab *first,
1561  struct compunit_symtab *after_last);
1562 
1563 void iterate_over_symtabs (const char *name,
1564  int (*callback) (struct symtab *symtab,
1565  void *data),
1566  void *data);
1567 
1568 DEF_VEC_I (CORE_ADDR);
1569 
1570 VEC (CORE_ADDR) *find_pcs_for_symtab_line (struct symtab *symtab, int line,
1572 
1573 /* Callback for LA_ITERATE_OVER_SYMBOLS. The callback will be called
1574  once per matching symbol SYM, with DATA being the argument of the
1575  same name that was passed to LA_ITERATE_OVER_SYMBOLS. The callback
1576  should return nonzero to indicate that LA_ITERATE_OVER_SYMBOLS
1577  should continue iterating, or zero to indicate that the iteration
1578  should end. */
1579 
1580 typedef int (symbol_found_callback_ftype) (struct symbol *sym, void *data);
1581 
1582 void iterate_over_symbols (const struct block *block, const char *name,
1583  const domain_enum domain,
1584  symbol_found_callback_ftype *callback,
1585  void *data);
1586 
1587 struct cleanup *demangle_for_lookup (const char *name, enum language lang,
1588  const char **result_name);
1589 
1590 struct symbol *allocate_symbol (struct objfile *);
1591 
1592 void initialize_objfile_symbol (struct symbol *);
1593 
1595 
1596 #endif /* !defined(SYMTAB_H) */
domain_enum_tag
Definition: symtab.h:432
int n_template_arguments
Definition: symtab.h:849
const struct symbol_register_ops * ops_register
Definition: symtab.h:691
void symbol_set_symtab(struct symbol *symbol, struct symtab *symtab)
Definition: symtab.c:6259
struct symbol * lookup_symbol(const char *, const struct block *, const domain_enum, struct field_of_this_result *)
Definition: symtab.c:1967
type_code
Definition: gdbtypes.h:85
struct symtab * find_line_symtab(struct symtab *, int, int *, int *)
Definition: symtab.c:3349
const char * symbol_natural_name(const struct general_symbol_info *symbol)
Definition: symtab.c:999
struct symtab * next
Definition: symtab.h:930
struct symtab * compunit_primary_filetab(const struct compunit_symtab *cust)
Definition: symtab.c:287
const char enum type_code const char const char enum type_code const char const char const char const char const char *int matching_obj_sections(struct obj_section *, struct obj_section *)
Definition: symtab.c:1075
struct symtab_and_line find_function_start_sal(struct symbol *sym, int)
Definition: symtab.c:3613
const struct blockvector * blockvector
Definition: symtab.h:1054
struct cleanup * make_cleanup_free_search_symbols(struct symbol_search **)
Definition: symtab.c:4327
void iterate_over_symtabs(const char *name, int(*callback)(struct symtab *symtab, void *data), void *data)
union general_symbol_info::@159 language_specific
bfd_vma CORE_ADDR
Definition: common-types.h:41
int( symbol_found_callback_ftype)(struct symbol *sym, void *data)
Definition: symtab.h:1580
void reread_symbols(void)
Definition: symfile.c:2467
int register_symbol_register_impl(enum address_class, const struct symbol_register_ops *)
Definition: symtab.c:6154
void clear_pc_function_cache(void)
Definition: blockframe.c:167
#define gnu_ifunc_resolver_stop
Definition: symtab.h:1356
struct symtab * symtab
Definition: symtab.h:722
#define SYMBOL_DOMAIN_BITS
Definition: symtab.h:466
CORE_ADDR end
Definition: symtab.h:1377
struct type ** const(pascal_builtin_types[])
int register_symbol_block_impl(enum address_class aclass, const struct symbol_block_ops *ops)
Definition: symtab.c:6131
char * main_name(void)
Definition: symtab.c:6015
enum domain_enum_tag domain_enum
struct type * lookup_transparent_type(const char *)
Definition: symtab.c:2781
struct symbol * lookup_global_symbol_from_objfile(struct objfile *main_objfile, const char *name, const domain_enum domain)
Definition: symtab.c:2290
struct symbol * lookup_language_this(const struct language_defn *lang, const struct block *block)
Definition: symtab.c:1979
int * line_charpos
Definition: symtab.h:953
const char * symbol_search_name(const struct general_symbol_info *)
Definition: symtab.c:1053
struct symbol ** template_arguments
Definition: symtab.h:853
Definition: ax.h:95
VEC(char_ptr)*default_make_symbol_completion_list_break_on(const char *text
unsigned char location_has_loclist
Definition: symtab.h:628
struct obj_section * section
Definition: symtab.h:1370
const char * filename
Definition: symtab.h:943
search_domain
Definition: symtab.h:473
struct symbol * find_pc_sect_function(CORE_ADDR, struct obj_section *)
Definition: blockframe.c:136
const char * producer
Definition: symtab.h:1047
unsigned long size
Definition: symtab.h:339
struct symbol * lookup_symbol_in_static_block(const char *name, const struct block *block, const domain_enum domain)
Definition: symtab.c:2549
int in_gnu_ifunc_stub(CORE_ADDR pc)
Definition: minsyms.c:818
struct obstack * obstack
Definition: symtab.h:134
char * char_ptr
Definition: gdb_vecs.h:25
const char multiple_symbols_ask[]
Definition: symtab.c:226
struct symbol * lookup_symbol_in_block(const char *name, const struct block *block, const domain_enum domain)
Definition: symtab.c:2254
const char * name
Definition: symtab.h:1025
CORE_ADDR skip_prologue_using_sal(struct gdbarch *gdbarch, CORE_ADDR func_addr)
Definition: symtab.c:3882
struct compunit_symtab * compunit_symtab_ptr
Definition: symtab.h:1120
struct linetable * linetable
Definition: symtab.h:939
const struct symbol_block_ops * ops_block
Definition: symtab.h:688
int find_pc_partial_function(CORE_ADDR, const char **, CORE_ADDR *, CORE_ADDR *)
Definition: blockframe.c:321
void iterate_over_symbols(const struct block *block, const char *name, const domain_enum domain, symbol_found_callback_ftype *callback, void *data)
Definition: symtab.c:2912
struct symbol * basic_lookup_symbol_nonlocal(const struct language_defn *langdef, const char *, const struct block *, const domain_enum)
Definition: symtab.c:2481
void print_source_lines(struct symtab *, int, int, enum print_source_lines_flags)
Definition: source.c:1482
unsigned int symbol_lookup_debug
Definition: symtab.c:207
struct objfile * objfile
Definition: symtab.h:1020
struct gdbarch * symbol_arch(const struct symbol *symbol)
Definition: symtab.c:6240
struct fn_fieldlist * fn_field
Definition: symtab.h:1183
union general_symbol_info::@158 value
const char * multiple_symbols_select_mode(void)
Definition: symtab.c:241
struct compunit_symtab ** includes
Definition: symtab.h:1085
int demangle
Definition: demangle.c:49
const char * symbol_demangled_name(const struct general_symbol_info *symbol)
Definition: symtab.c:1024
struct symtab * find_pc_line_symtab(CORE_ADDR)
Definition: symtab.c:3328
struct symtab * lookup_symtab(const char *)
Definition: symtab.c:489
struct symbol * allocate_symbol(struct objfile *)
Definition: symtab.c:6204
void expand_symtab_containing_pc(CORE_ADDR, struct obj_section *)
Definition: symtab.c:1138
int find_pc_line_pc_range(CORE_ADDR, CORE_ADDR *, CORE_ADDR *)
Definition: symtab.c:3595
struct symtab * symtab_ptr
Definition: symtab.h:976
CORE_ADDR pc
Definition: symtab.h:865
struct symbol * lookup_static_symbol(const char *name, const domain_enum domain)
Definition: symtab.c:2634
const char * dirname
Definition: symtab.h:1050
const char * filename
Definition: symtab.h:342
int struct linetable_entry ** best_entry
Definition: symtab.h:1571
int find_pc_partial_function_gnu_ifunc(CORE_ADDR pc, const char **name, CORE_ADDR *address, CORE_ADDR *endaddr, int *is_gnu_ifunc_p)
Definition: blockframe.c:191
void select_source_symtab(struct symtab *)
Definition: source.c:257
htab_t call_site_htab
Definition: symtab.h:1070
struct symbol * find_pc_function(CORE_ADDR)
Definition: blockframe.c:150
Definition: symtab.h:862
Definition: gdbtypes.h:749
void forget_cached_source_info_for_objfile(struct objfile *)
Definition: source.c:371
DEF_VEC_P(symtab_ptr)
struct objfile * objfile
Definition: symtab.h:1385
int iterate_over_some_symtabs(const char *name, const char *real_path, int(*callback)(struct symtab *symtab, void *data), void *data, struct compunit_symtab *first, struct compunit_symtab *after_last)
struct type * lookup_union(const char *, const struct block *)
Definition: gdbtypes.c:1474
int find_line_pc_range(struct symtab_and_line, CORE_ADDR *, CORE_ADDR *)
Definition: symtab.c:3511
address_class
Definition: symtab.h:493
struct objfile * symbol_objfile(const struct symbol *symbol)
Definition: symtab.c:6231
#define SYMBOL_ACLASS_BITS
Definition: symtab.h:699
const struct block * block
Definition: symtab.h:110
enum language compunit_language(const struct compunit_symtab *cust)
Definition: symtab.c:298
int basenames_may_differ
Definition: symtab.c:220
int nlines
Definition: symtab.h:947
int block_line_section
Definition: symtab.h:1058
struct compunit_symtab * find_pc_sect_compunit_symtab(CORE_ADDR, struct obj_section *)
Definition: symtab.c:2935
int currently_reading_symtab
Definition: symfile.c:198
struct compunit_symtab * next
Definition: symtab.h:1017
struct type * lookup_enum(const char *, const struct block *)
Definition: gdbtypes.c:1498
const gdb_byte * bytes
Definition: symtab.h:112
const char * domain_name(domain_enum)
Definition: symtab.c:255
void resolve_sal_pc(struct symtab_and_line *)
Definition: breakpoint.c:9851
Definition: symtab.h:925
int register_symbol_computed_impl(enum address_class, const struct symbol_computed_ops *)
Definition: symtab.c:6105
struct symtab * symtab
Definition: symtab.h:1369
int identify_source_line(struct symtab *, int, int, CORE_ADDR)
Definition: source.c:1298
Definition: probe.h:185
CORE_ADDR find_solib_trampoline_target(struct frame_info *, CORE_ADDR)
Definition: minsyms.c:1394
CORE_ADDR symbol_overlayed_address(CORE_ADDR, struct obj_section *)
Definition: symfile.c:3257
struct symtab * last_filetab
Definition: symtab.h:1038
const char * name
Definition: symtab.h:98
Definition: block.h:60
struct type * type
Definition: symtab.h:1173
Definition: value.c:172
struct type * basic_lookup_transparent_type(const char *)
Definition: symtab.c:2851
const struct gnu_ifunc_fns * gnu_ifunc_fns_p
Definition: minsyms.c:876
const char * search_domain_name(enum search_domain)
Definition: symtab.c:272
const char const char int
Definition: command.h:229
bfd_byte gdb_byte
Definition: common-types.h:38
struct symtab_and_line find_pc_sect_line(CORE_ADDR, struct obj_section *, int)
Definition: symtab.c:3075
struct type * type
Definition: symtab.h:712
int producer_is_realview(const char *producer)
Definition: symtab.c:6052
const char multiple_symbols_cancel[]
Definition: symtab.c:228
struct macro_table * macro_table
Definition: symtab.h:1076
struct symtab * filetabs
Definition: symtab.h:1031
const char * debugformat
Definition: symtab.h:1044
struct symtab_and_line find_pc_line(CORE_ADDR, int)
Definition: symtab.c:3315
void symbol_set_demangled_name(struct general_symbol_info *, const char *, struct obstack *)
Definition: symtab.c:588
struct field * field
Definition: symtab.h:1178
void search_symbols(const char *, enum search_domain, int, const char **, struct symbol_search **)
int symbol_matches_domain(enum language symbol_language, domain_enum symbol_domain, domain_enum domain)
Definition: symtab.c:2758
print_source_lines_flags
Definition: symtab.h:1430
struct symbol_search * next
Definition: symtab.h:1508
__extension__ enum language language
Definition: symtab.h:150
void free_search_symbols(struct symbol_search *)
Definition: symtab.c:4306
const char * symbol
Definition: signals.c:48
struct program_space * pspace
Definition: symtab.h:1367
#define gnu_ifunc_resolve_name
Definition: symtab.h:1355
struct symbol * lookup_global_symbol(const char *name, const struct block *block, const domain_enum domain)
Definition: symtab.c:2709
struct symbol * symbol
Definition: symtab.h:1501
struct symbol * fixup_symbol_section(struct symbol *, struct objfile *)
Definition: symtab.c:1809
int find_line_pc(struct symtab *, int, CORE_ADDR *)
Definition: symtab.c:3484
struct type * lookup_struct(const char *, const struct block *)
Definition: gdbtypes.c:1452
struct general_symbol_info ginfo
Definition: symtab.h:708
const char * symbol_get_demangled_name(const struct general_symbol_info *)
Definition: symtab.c:612
unsigned int ada_mangled
Definition: symtab.h:155
unsigned int symtab_create_debug
Definition: symtab.c:204
int line
Definition: symtab.h:1570
struct symbol * lookup_symbol_in_language(const char *, const struct block *, const domain_enum, enum language, struct field_of_this_result *)
Definition: symtab.c:1949
CORE_ADDR pc
Definition: symtab.h:1376
struct compunit_symtab * compunit_symtab
Definition: symtab.h:934
void symbol_set_language(struct general_symbol_info *symbol, enum language language, struct obstack *obstack)
Definition: symtab.c:629
struct objfile * lookup_objfile_from_block(const struct block *block)
Definition: symtab.c:2228
struct probe * probe
Definition: symtab.h:1382
void clear_solib(void)
Definition: solib.c:1222
struct gdbarch * arch
Definition: symtab.h:725
int explicit_line
Definition: symtab.h:1379
struct template_symbol * allocate_template_symbol(struct objfile *)
Definition: symtab.c:6218
void forget_cached_source_info(void)
Definition: source.c:399
language
Definition: defs.h:167
CORE_ADDR address
Definition: symtab.h:114
struct cleanup * demangle_for_lookup(const char *name, enum language lang, const char **result_name)
Definition: symtab.c:1872
int nitems
Definition: symtab.h:887
Definition: symtab.h:703
const struct common_block * common_block
Definition: symtab.h:118
struct symtab_and_line * sals
Definition: symtab.h:1392
#define gnu_ifunc_resolver_return_stop
Definition: symtab.h:1357
void initialize_objfile_symbol(struct symbol *)
Definition: symtab.c:6194
struct symtab * symbol_symtab(const struct symbol *symbol)
Definition: symtab.c:6250
char * fullname
Definition: symtab.h:962
const char multiple_symbols_all[]
Definition: symtab.c:227
int line
Definition: symtab.h:864
minimal_symbol_type
Definition: symtab.h:287
struct general_symbol_info::@159::mangled_lang mangled_lang
LONGEST ivalue
Definition: symtab.h:108
struct compunit_symtab * find_pc_compunit_symtab(CORE_ADDR)
Definition: symtab.c:3051
struct compunit_symtab * user
Definition: symtab.h:1091
const struct symbol_computed_ops * ops_computed
Definition: symtab.h:685
const struct block * block_found
Definition: symtab.c:250
struct symbol * chain
Definition: symtab.h:122
int compare_filenames_for_search(const char *filename, const char *search_name)
Definition: symtab.c:313
void skip_prologue_sal(struct symtab_and_line *)
Definition: symtab.c:3694
void fixup_section(struct general_symbol_info *ginfo, CORE_ADDR addr, struct objfile *objfile)
Definition: symtab.c:1728
DEF_VEC_I(CORE_ADDR)
void init_sal(struct symtab_and_line *sal)
Definition: symtab.c:1064
#define gnu_ifunc_resolve_addr
Definition: symtab.h:1354
long long LONGEST
Definition: common-types.h:52
enum language main_language(void)
Definition: symtab.c:6029
char * copy_name(struct stoken token)
Definition: parse.c:783
const char * demangled_name
Definition: symtab.h:140
__extension__ enum domain_enum_tag domain
Definition: symtab.h:730
const ULONGEST const LONGEST len
Definition: target.h:309
void symbol_set_names(struct general_symbol_info *symbol, const char *linkage_name, int len, int copy_name, struct objfile *objfile)
Definition: symtab.c:851