aboutsummaryrefslogtreecommitdiff
blob: 91f8eb869b798fd795056e501b2491141814ee02 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
/* Legacy support routines for building symbol tables in GDB's internal format.
   Copyright (C) 1986-2019 Free Software Foundation, Inc.

   This file is part of GDB.

   This program is free software; you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
   the Free Software Foundation; either version 3 of the License, or
   (at your option) any later version.

   This program is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU General Public License for more details.

   You should have received a copy of the GNU General Public License
   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */

#include "defs.h"
#include "buildsym-legacy.h"
#include "symtab.h"

/* The work-in-progress of the compunit we are building.
   This is created first, before any subfiles by start_symtab.  */

static struct buildsym_compunit *buildsym_compunit;

void
record_debugformat (const char *format)
{
  buildsym_compunit->record_debugformat (format);
}

void
record_producer (const char *producer)
{
  buildsym_compunit->record_producer (producer);
}



/* See buildsym.h.  */

void
set_last_source_file (const char *name)
{
  gdb_assert (buildsym_compunit != nullptr || name == nullptr);
  if (buildsym_compunit != nullptr)
    buildsym_compunit->set_last_source_file (name);
}

/* See buildsym.h.  */

const char *
get_last_source_file ()
{
  if (buildsym_compunit == nullptr)
    return nullptr;
  return buildsym_compunit->get_last_source_file ();
}

/* See buildsym.h.  */

void
set_last_source_start_addr (CORE_ADDR addr)
{
  gdb_assert (buildsym_compunit != nullptr);
  buildsym_compunit->set_last_source_start_addr (addr);
}

/* See buildsym.h.  */

CORE_ADDR
get_last_source_start_addr ()
{
  gdb_assert (buildsym_compunit != nullptr);
  return buildsym_compunit->get_last_source_start_addr ();
}

/* See buildsym.h.  */

struct using_direct **
get_local_using_directives ()
{
  gdb_assert (buildsym_compunit != nullptr);
  return buildsym_compunit->get_local_using_directives ();
}

/* See buildsym.h.  */

void
set_local_using_directives (struct using_direct *new_local)
{
  gdb_assert (buildsym_compunit != nullptr);
  buildsym_compunit->set_local_using_directives (new_local);
}

/* See buildsym.h.  */

struct using_direct **
get_global_using_directives ()
{
  gdb_assert (buildsym_compunit != nullptr);
  return buildsym_compunit->get_global_using_directives ();
}

/* See buildsym.h.  */

bool
outermost_context_p ()
{
  gdb_assert (buildsym_compunit != nullptr);
  return buildsym_compunit->outermost_context_p ();
}

/* See buildsym.h.  */

struct context_stack *
get_current_context_stack ()
{
  gdb_assert (buildsym_compunit != nullptr);
  return buildsym_compunit->get_current_context_stack ();
}

/* See buildsym.h.  */

int
get_context_stack_depth ()
{
  gdb_assert (buildsym_compunit != nullptr);
  return buildsym_compunit->get_context_stack_depth ();
}

/* See buildsym.h.  */

struct subfile *
get_current_subfile ()
{
  gdb_assert (buildsym_compunit != nullptr);
  return buildsym_compunit->get_current_subfile ();
}

/* See buildsym.h.  */

struct pending **
get_local_symbols ()
{
  gdb_assert (buildsym_compunit != nullptr);
  return buildsym_compunit->get_local_symbols ();
}

/* See buildsym.h.  */

struct pending **
get_file_symbols ()
{
  gdb_assert (buildsym_compunit != nullptr);
  return buildsym_compunit->get_file_symbols ();
}

/* See buildsym.h.  */

struct pending **
get_global_symbols ()
{
  gdb_assert (buildsym_compunit != nullptr);
  return buildsym_compunit->get_global_symbols ();
}

void
start_subfile (const char *name)
{
  gdb_assert (buildsym_compunit != nullptr);
  buildsym_compunit->start_subfile (name);
}

void
patch_subfile_names (struct subfile *subfile, const char *name)
{
  gdb_assert (buildsym_compunit != nullptr);
  buildsym_compunit->patch_subfile_names (subfile, name);
}

void
push_subfile ()
{
  gdb_assert (buildsym_compunit != nullptr);
  buildsym_compunit->push_subfile ();
}

const char *
pop_subfile ()
{
  gdb_assert (buildsym_compunit != nullptr);
  return buildsym_compunit->pop_subfile ();
}

/* Delete the buildsym compunit.  */

static void
free_buildsym_compunit (void)
{
  if (buildsym_compunit == NULL)
    return;
  delete buildsym_compunit;
  buildsym_compunit = NULL;
}

struct compunit_symtab *
end_symtab (CORE_ADDR end_addr, int section)
{
  gdb_assert (buildsym_compunit != nullptr);
  struct compunit_symtab *result
    = buildsym_compunit->end_symtab (end_addr, section);
  free_buildsym_compunit ();
  return result;
}

struct context_stack *
push_context (int desc, CORE_ADDR valu)
{
  gdb_assert (buildsym_compunit != nullptr);
  return buildsym_compunit->push_context (desc, valu);
}

struct context_stack
pop_context ()
{
  gdb_assert (buildsym_compunit != nullptr);
  return buildsym_compunit->pop_context ();
}

struct block *
finish_block (struct symbol *symbol, struct pending_block *old_blocks,
	      const struct dynamic_prop *static_link,
	      CORE_ADDR start, CORE_ADDR end)
{
  gdb_assert (buildsym_compunit != nullptr);
  return buildsym_compunit->finish_block (symbol, old_blocks, static_link,
					  start, end);
}

void
record_block_range (struct block *block, CORE_ADDR start,
		    CORE_ADDR end_inclusive)
{
  gdb_assert (buildsym_compunit != nullptr);
  buildsym_compunit->record_block_range (block, start, end_inclusive);
}

void
record_line (struct subfile *subfile, int line, CORE_ADDR pc)
{
  gdb_assert (buildsym_compunit != nullptr);
  buildsym_compunit->record_line (subfile, line, pc);
}

/* Start a new symtab for a new source file in OBJFILE.  Called, for example,
   when a stabs symbol of type N_SO is seen, or when a DWARF
   TAG_compile_unit DIE is seen.  It indicates the start of data for
   one original source file.

   NAME is the name of the file (cannot be NULL).  COMP_DIR is the
   directory in which the file was compiled (or NULL if not known).
   START_ADDR is the lowest address of objects in the file (or 0 if
   not known).  LANGUAGE is the language of the source file, or
   language_unknown if not known, in which case it'll be deduced from
   the filename.  */

struct compunit_symtab *
start_symtab (struct objfile *objfile, const char *name, const char *comp_dir,
	      CORE_ADDR start_addr, enum language language)
{
  /* These should have been reset either by successful completion of building
     a symtab, or by the scoped_free_pendings destructor.  */
  gdb_assert (buildsym_compunit == nullptr);

  buildsym_compunit = new struct buildsym_compunit (objfile, name, comp_dir,
						    language, start_addr);

  return buildsym_compunit->get_compunit_symtab ();
}

/* Restart compilation for a symtab.
   CUST is the result of end_expandable_symtab.
   NAME, START_ADDR are the source file we are resuming with.

   This is used when a symtab is built from multiple sources.
   The symtab is first built with start_symtab/end_expandable_symtab
   and then for each additional piece call restart_symtab/augment_*_symtab.
   Note: At the moment there is only augment_type_symtab.  */

void
restart_symtab (struct compunit_symtab *cust,
		const char *name, CORE_ADDR start_addr)
{
  /* These should have been reset either by successful completion of building
     a symtab, or by the scoped_free_pendings destructor.  */
  gdb_assert (buildsym_compunit == nullptr);

  buildsym_compunit
    = new struct buildsym_compunit (COMPUNIT_OBJFILE (cust),
				    name,
				    COMPUNIT_DIRNAME (cust),
				    compunit_language (cust),
				    start_addr,
				    cust);
}

/* See buildsym.h.  */

struct compunit_symtab *
buildsym_compunit_symtab (void)
{
  gdb_assert (buildsym_compunit != NULL);

  return buildsym_compunit->get_compunit_symtab ();
}

/* See buildsym.h.  */

struct macro_table *
get_macro_table (void)
{
  gdb_assert (buildsym_compunit != NULL);
  return buildsym_compunit->get_macro_table ();
}

/* At end of reading syms, or in case of quit, ensure everything
   associated with building symtabs is freed.

   N.B. This is *not* intended to be used when building psymtabs.  Some debug
   info readers call this anyway, which is harmless if confusing.  */

scoped_free_pendings::~scoped_free_pendings ()
{
  free_buildsym_compunit ();
}

/* See buildsym-legacy.h.  */

struct buildsym_compunit *
get_buildsym_compunit ()
{
  gdb_assert (buildsym_compunit != nullptr);
  return buildsym_compunit;
}