2 * debug-mono-symfile.c:
4 * Support for reading debug info from .mdb files.
7 * Mono Project (http://www.mono-project.com)
9 * Copyright (C) 2005-2008 Novell, Inc. (http://www.novell.com)
10 * Copyright 2012 Xamarin Inc (http://www.xamarin.com)
11 * Licensed under the MIT license. See LICENSE file in the project root for full license information.
19 #ifdef HAVE_SYS_PARAM_H
20 #include <sys/param.h>
23 #include <mono/metadata/metadata.h>
24 #include <mono/metadata/tabledefs.h>
25 #include <mono/metadata/tokentype.h>
26 #include <mono/metadata/appdomain.h>
27 #include <mono/metadata/exception.h>
28 #include <mono/metadata/debug-helpers.h>
29 #include <mono/metadata/mono-debug.h>
30 #include <mono/metadata/debug-mono-symfile.h>
31 #include <mono/metadata/mono-endian.h>
32 #include <mono/metadata/metadata-internals.h>
33 #include <mono/metadata/class-internals.h>
34 #include <mono/utils/mono-mmap.h>
35 #include <mono/utils/bsearch.h>
44 #define RANGE_TABLE_CHUNK_SIZE 256
45 #define CLASS_TABLE_CHUNK_SIZE 256
46 #define TYPE_TABLE_PTR_CHUNK_SIZE 256
47 #define TYPE_TABLE_CHUNK_SIZE 65536
49 struct _MonoSymbolFile {
50 const uint8_t *raw_contents;
51 int raw_contents_size;
52 void *raw_contents_handle;
56 GHashTable *method_hash;
57 GHashTable *source_hash;
58 MonoSymbolFileOffsetTable *offset_table;
59 gboolean was_loaded_from_memory;
63 free_method_info (MonoDebugMethodInfo *minfo)
69 free_source_info (MonoDebugSourceInfo *sinfo)
71 g_free (sinfo->source_file);
78 load_symfile (MonoDebugHandle *handle, MonoSymbolFile *symfile, mono_bool in_the_debugger)
80 const char *ptr, *start;
85 ptr = start = (const char*)symfile->raw_contents;
90 ptr += sizeof(uint64_t);
91 if (magic != MONO_SYMBOL_FILE_MAGIC) {
93 g_warning ("Symbol file %s is not a mono symbol file", symfile->filename);
98 ptr += sizeof(uint32_t);
100 ptr += sizeof(uint32_t);
103 * 50.0 is the frozen version for Mono 2.0.
105 * Nobody except me (Martin) is allowed to check the minor version.
107 if (major != MONO_SYMBOL_FILE_MAJOR_VERSION) {
108 if (!in_the_debugger)
109 g_warning ("Symbol file %s has incorrect version (expected %d.%d, got %d)",
110 symfile->filename, MONO_SYMBOL_FILE_MAJOR_VERSION,
111 MONO_SYMBOL_FILE_MINOR_VERSION, major);
115 guid = mono_guid_to_string ((const uint8_t *) ptr);
118 if (strcmp (handle->image->guid, guid)) {
119 if (!in_the_debugger)
120 g_warning ("Symbol file %s doesn't match image %s", symfile->filename,
121 handle->image->name);
127 symfile->major_version = major;
128 symfile->minor_version = minor;
130 symfile->offset_table = (MonoSymbolFileOffsetTable *) ptr;
132 symfile->method_hash = g_hash_table_new_full (
133 NULL, NULL, NULL, (GDestroyNotify) free_method_info);
135 symfile->source_hash = g_hash_table_new_full (
136 NULL, NULL, NULL, (GDestroyNotify) free_source_info);
143 mono_debug_open_mono_symbols (MonoDebugHandle *handle, const uint8_t *raw_contents,
144 int size, gboolean in_the_debugger)
146 MonoSymbolFile *symfile;
148 mono_debugger_lock ();
149 symfile = g_new0 (MonoSymbolFile, 1);
151 if (raw_contents != NULL) {
153 symfile->raw_contents_size = size;
154 symfile->raw_contents = p = (unsigned char *)g_malloc (size);
155 memcpy (p, raw_contents, size);
156 symfile->filename = g_strdup_printf ("LoadedFromMemory");
157 symfile->was_loaded_from_memory = TRUE;
161 symfile->filename = g_strdup_printf ("%s.mdb", mono_image_get_filename (handle->image));
162 symfile->was_loaded_from_memory = FALSE;
163 if ((f = mono_file_map_open (symfile->filename))) {
164 symfile->raw_contents_size = mono_file_map_size (f);
165 if (symfile->raw_contents_size == 0) {
166 if (!in_the_debugger)
167 g_warning ("stat of %s failed: %s",
168 symfile->filename, g_strerror (errno));
170 symfile->raw_contents = (const unsigned char *)mono_file_map (symfile->raw_contents_size, MONO_MMAP_READ|MONO_MMAP_PRIVATE, mono_file_map_fd (f), 0, &symfile->raw_contents_handle);
173 mono_file_map_close (f);
177 if (load_symfile (handle, symfile, in_the_debugger)) {
178 mono_debugger_unlock ();
180 } else if (!in_the_debugger) {
181 mono_debug_close_mono_symbol_file (symfile);
182 mono_debugger_unlock ();
186 mono_debugger_unlock ();
191 mono_debug_close_mono_symbol_file (MonoSymbolFile *symfile)
196 mono_debugger_lock ();
197 if (symfile->method_hash)
198 g_hash_table_destroy (symfile->method_hash);
200 if (symfile->raw_contents) {
201 if (symfile->was_loaded_from_memory)
202 g_free ((gpointer)symfile->raw_contents);
204 mono_file_unmap ((gpointer) symfile->raw_contents, symfile->raw_contents_handle);
207 if (symfile->filename)
208 g_free (symfile->filename);
210 mono_debugger_unlock ();
214 mono_debug_symfile_is_loaded (MonoSymbolFile *symfile)
216 return symfile && symfile->offset_table;
220 read_leb128 (const uint8_t *ptr, const uint8_t **rptr)
229 ret = ret | ((b & 0x7f) << shift);
231 } while ((b & 0x80) == 0x80);
240 read_string (const uint8_t *ptr, const uint8_t **endp)
243 int len = read_leb128 (ptr, &ptr);
245 s = g_filename_from_utf8 ((const char *) ptr, len, NULL, NULL, NULL);
253 MonoSymbolFile *symfile;
254 int line_base, line_range, max_address_incr;
256 uint32_t last_line, last_file, last_offset;
258 int line, file, offset;
263 check_line (StatementMachine *stm, int offset, MonoDebugSourceLocation **location)
265 gchar *source_file = NULL;
267 if (stm->offset <= offset) {
268 stm->last_offset = stm->offset;
269 stm->last_file = stm->file;
270 if (stm->line != 0xfeefee)
271 stm->last_line = stm->line;
275 if (stm->last_file) {
276 int offset = read32(&(stm->symfile->offset_table->_source_table_offset)) +
277 (stm->last_file - 1) * sizeof (MonoSymbolFileSourceEntry);
278 MonoSymbolFileSourceEntry *se = (MonoSymbolFileSourceEntry *)
279 (stm->symfile->raw_contents + offset);
281 source_file = read_string (stm->symfile->raw_contents + read32(&(se->_data_offset)), NULL);
284 if (stm->last_line == 0) {
286 * The IL offset is less than the first IL offset which has a corresponding
293 *location = g_new0 (MonoDebugSourceLocation, 1);
294 (*location)->source_file = source_file;
295 (*location)->row = stm->last_line;
296 (*location)->il_offset = stm->last_offset;
301 * mono_debug_symfile_lookup_location:
302 * @minfo: A `MonoDebugMethodInfo' which can be retrieved by
303 * mono_debug_lookup_method().
304 * @offset: IL offset within the corresponding method's CIL code.
306 * This function is similar to mono_debug_lookup_location(), but we
307 * already looked up the method and also already did the
308 * `native address -> IL offset' mapping.
310 MonoDebugSourceLocation *
311 mono_debug_symfile_lookup_location (MonoDebugMethodInfo *minfo, uint32_t offset)
313 MonoDebugSourceLocation *location = NULL;
314 MonoSymbolFile *symfile;
315 const unsigned char *ptr;
316 StatementMachine stm;
318 #define DW_LNS_copy 1
319 #define DW_LNS_advance_pc 2
320 #define DW_LNS_advance_line 3
321 #define DW_LNS_set_file 4
322 #define DW_LNS_const_add_pc 8
324 #define DW_LNE_end_sequence 1
325 #define DW_LNE_MONO_negate_is_hidden 0x40
327 #define DW_LNE_MONO__extensions_start 0x40
328 #define DW_LNE_MONO__extensions_end 0x7f
330 if ((symfile = minfo->handle->symfile) == NULL)
333 stm.line_base = read32 (&symfile->offset_table->_line_number_table_line_base);
334 stm.line_range = read32 (&symfile->offset_table->_line_number_table_line_range);
335 stm.opcode_base = (uint8_t) read32 (&symfile->offset_table->_line_number_table_opcode_base);
336 stm.max_address_incr = (255 - stm.opcode_base) / stm.line_range;
338 mono_debugger_lock ();
340 ptr = symfile->raw_contents + minfo->lnt_offset;
342 stm.symfile = symfile;
343 stm.offset = stm.last_offset = 0;
349 stm.is_hidden = FALSE;
352 uint8_t opcode = *ptr++;
355 uint8_t size = *ptr++;
356 const unsigned char *end_ptr = ptr + size;
360 if (opcode == DW_LNE_end_sequence) {
361 if (check_line (&stm, -1, &location))
364 } else if (opcode == DW_LNE_MONO_negate_is_hidden) {
365 stm.is_hidden = !stm.is_hidden;
366 } else if ((opcode >= DW_LNE_MONO__extensions_start) &&
367 (opcode <= DW_LNE_MONO__extensions_end)) {
368 ; // reserved for future extensions
370 g_warning ("Unknown extended opcode %x in LNT", opcode);
375 } else if (opcode < stm.opcode_base) {
378 if (check_line (&stm, offset, &location))
381 case DW_LNS_advance_pc:
382 stm.offset += read_leb128 (ptr, &ptr);
384 case DW_LNS_advance_line:
385 stm.line += read_leb128 (ptr, &ptr);
387 case DW_LNS_set_file:
388 stm.file = read_leb128 (ptr, &ptr);
390 case DW_LNS_const_add_pc:
391 stm.offset += stm.max_address_incr;
394 g_warning ("Unknown standard opcode %x in LNT", opcode);
398 opcode -= stm.opcode_base;
400 stm.offset += opcode / stm.line_range;
401 stm.line += stm.line_base + (opcode % stm.line_range);
403 if (check_line (&stm, offset, &location))
409 mono_debugger_unlock ();
413 mono_debugger_unlock ();
418 add_line (StatementMachine *stm, GPtrArray *il_offset_array, GPtrArray *line_number_array, GPtrArray *source_file_array, GPtrArray *hidden_array)
420 g_ptr_array_add (il_offset_array, GUINT_TO_POINTER (stm->offset));
421 g_ptr_array_add (line_number_array, GUINT_TO_POINTER (stm->line));
422 g_ptr_array_add (source_file_array, GUINT_TO_POINTER (stm->file));
423 g_ptr_array_add (hidden_array, GUINT_TO_POINTER (stm->is_hidden || stm->line <= 0));
425 if (!stm->is_hidden && !stm->first_file)
426 stm->first_file = stm->file;
430 * mono_debug_symfile_free_location:
432 * Free a MonoDebugSourceLocation returned by
433 * mono_debug_symfile_lookup_location
436 mono_debug_symfile_free_location (MonoDebugSourceLocation *location)
438 g_free (location->source_file);
443 * LOCKING: Assumes the debugger lock is held.
445 static MonoDebugSourceInfo*
446 get_source_info (MonoSymbolFile *symfile, int index)
448 MonoDebugSourceInfo *info;
450 info = (MonoDebugSourceInfo *)g_hash_table_lookup (symfile->source_hash, GUINT_TO_POINTER (index));
452 int offset = read32(&(symfile->offset_table->_source_table_offset)) +
453 (index - 1) * sizeof (MonoSymbolFileSourceEntry);
454 MonoSymbolFileSourceEntry *se = (MonoSymbolFileSourceEntry *)
455 (symfile->raw_contents + offset);
456 const uint8_t *ptr = symfile->raw_contents + read32(&(se->_data_offset));
458 info = g_new0 (MonoDebugSourceInfo, 1);
459 info->source_file = read_string (ptr, &ptr);
460 info->guid = (guint8 *)g_malloc0 (16);
461 memcpy (info->guid, ptr, 16);
463 info->hash = (guint8 *)g_malloc0 (16);
464 memcpy (info->hash, ptr, 16);
466 g_hash_table_insert (symfile->source_hash, GUINT_TO_POINTER (index), info);
472 LNT_FLAG_HAS_COLUMN_INFO = 1 << 1,
473 LNT_FLAG_HAS_END_INFO = 1 << 2,
474 } LineNumberTableFlags;
476 static LineNumberTableFlags
477 method_get_lnt_flags (MonoDebugMethodInfo *minfo)
479 MonoSymbolFile *symfile;
480 const unsigned char *ptr;
483 if ((symfile = minfo->handle->symfile) == NULL)
484 return (LineNumberTableFlags)0;
486 ptr = symfile->raw_contents + minfo->data_offset;
488 /* Has to read 'flags' which is preceeded by a bunch of other data */
489 /* compile_unit_index */
490 read_leb128 (ptr, &ptr);
491 /* local variable table offset */
492 read_leb128 (ptr, &ptr);
494 read_leb128 (ptr, &ptr);
495 /* code block table offset */
496 read_leb128 (ptr, &ptr);
497 /* scope variable table offset */
498 read_leb128 (ptr, &ptr);
499 /* real name offset */
500 read_leb128 (ptr, &ptr);
502 flags = read_leb128 (ptr, &ptr);
503 return (LineNumberTableFlags)flags;
507 * mono_debug_symfile_get_seq_points:
509 * On return, SOURCE_FILE_LIST will point to a GPtrArray of MonoDebugSourceFile
510 * structures, and SOURCE_FILES will contain indexes into this array.
511 * The MonoDebugSourceFile structures are owned by this module.
514 mono_debug_symfile_get_seq_points (MonoDebugMethodInfo *minfo, char **source_file, GPtrArray **source_file_list, int **source_files, MonoSymSeqPoint **seq_points, int *n_seq_points)
516 // FIXME: Unify this with mono_debug_symfile_lookup_location
517 MonoSymbolFile *symfile;
518 const unsigned char *ptr;
519 StatementMachine stm;
521 LineNumberTableFlags flags;
522 GPtrArray *il_offset_array, *line_number_array, *source_file_array, *hidden_array;
523 gboolean has_column_info, has_end_info;
524 MonoSymSeqPoint *sps;
526 if (source_file_list)
527 *source_file_list = NULL;
533 *source_files = NULL;
537 if ((symfile = minfo->handle->symfile) == NULL)
540 flags = method_get_lnt_flags (minfo);
541 has_column_info = (flags & LNT_FLAG_HAS_COLUMN_INFO) > 0;
542 has_end_info = (flags & LNT_FLAG_HAS_END_INFO) > 0;
544 il_offset_array = g_ptr_array_new ();
545 line_number_array = g_ptr_array_new ();
546 source_file_array = g_ptr_array_new ();
547 hidden_array = g_ptr_array_new();
549 stm.line_base = read32 (&symfile->offset_table->_line_number_table_line_base);
550 stm.line_range = read32 (&symfile->offset_table->_line_number_table_line_range);
551 stm.opcode_base = (uint8_t) read32 (&symfile->offset_table->_line_number_table_opcode_base);
552 stm.max_address_incr = (255 - stm.opcode_base) / stm.line_range;
554 mono_debugger_lock ();
556 ptr = symfile->raw_contents + minfo->lnt_offset;
558 stm.symfile = symfile;
559 stm.offset = stm.last_offset = 0;
565 stm.is_hidden = FALSE;
568 uint8_t opcode = *ptr++;
571 uint8_t size = *ptr++;
572 const unsigned char *end_ptr = ptr + size;
576 if (opcode == DW_LNE_end_sequence) {
577 if (il_offset_array->len == 0)
581 } else if (opcode == DW_LNE_MONO_negate_is_hidden) {
582 stm.is_hidden = !stm.is_hidden;
583 } else if ((opcode >= DW_LNE_MONO__extensions_start) &&
584 (opcode <= DW_LNE_MONO__extensions_end)) {
585 ; // reserved for future extensions
587 g_warning ("Unknown extended opcode %x in LNT", opcode);
592 } else if (opcode < stm.opcode_base) {
595 add_line (&stm, il_offset_array, line_number_array, source_file_array, hidden_array);
597 case DW_LNS_advance_pc:
598 stm.offset += read_leb128 (ptr, &ptr);
600 case DW_LNS_advance_line:
601 stm.line += read_leb128 (ptr, &ptr);
603 case DW_LNS_set_file:
604 stm.file = read_leb128 (ptr, &ptr);
606 case DW_LNS_const_add_pc:
607 stm.offset += stm.max_address_incr;
610 g_warning ("Unknown standard opcode %x in LNT", opcode);
611 g_assert_not_reached ();
614 opcode -= stm.opcode_base;
616 stm.offset += opcode / stm.line_range;
617 stm.line += stm.line_base + (opcode % stm.line_range);
619 add_line (&stm, il_offset_array, line_number_array, source_file_array, hidden_array);
623 if (!stm.file && stm.first_file)
624 stm.file = stm.first_file;
626 if (stm.file && source_file) {
627 int offset = read32(&(stm.symfile->offset_table->_source_table_offset)) +
628 (stm.file - 1) * sizeof (MonoSymbolFileSourceEntry);
629 MonoSymbolFileSourceEntry *se = (MonoSymbolFileSourceEntry *)
630 (stm.symfile->raw_contents + offset);
633 *source_file = read_string (stm.symfile->raw_contents + read32(&(se->_data_offset)), NULL);
636 if (source_file_list) {
637 int file, last_file = 0;
639 *source_file_list = g_ptr_array_new ();
641 *source_files = (int *)g_malloc (il_offset_array->len * sizeof (int));
643 for (i = 0; i < il_offset_array->len; ++i) {
644 file = GPOINTER_TO_UINT (g_ptr_array_index (source_file_array, i));
645 if (file && file != last_file) {
646 MonoDebugSourceInfo *info = get_source_info (symfile, file);
648 g_ptr_array_add (*source_file_list, info);
652 (*source_files) [i] = (*source_file_list)->len - 1;
657 g_assert (seq_points);
659 n = il_offset_array->len;
660 for (i = 0; i < il_offset_array->len; i++) {
661 if (GPOINTER_TO_UINT (g_ptr_array_index (hidden_array, i))) {
667 *seq_points = sps = g_new0 (MonoSymSeqPoint, n);
669 for (i = 0; i < il_offset_array->len; ++i) {
670 MonoSymSeqPoint *sp = &(sps [j]);
671 if (!GPOINTER_TO_UINT (g_ptr_array_index (hidden_array, i))) {
672 sp->il_offset = GPOINTER_TO_UINT (g_ptr_array_index (il_offset_array, i));
673 sp->line = GPOINTER_TO_UINT (g_ptr_array_index (line_number_array, i));
681 if (has_column_info) {
683 for (i = 0; i < il_offset_array->len; ++i) {
684 MonoSymSeqPoint *sp = &(sps [j]);
685 int column = read_leb128 (ptr, &ptr);
686 if (!GPOINTER_TO_UINT (g_ptr_array_index (hidden_array, i))) {
695 for (i = 0; i < il_offset_array->len; ++i) {
696 MonoSymSeqPoint *sp = &(sps [j]);
697 int end_row, end_column = -1;
699 end_row = read_leb128 (ptr, &ptr);
700 if (end_row != 0xffffff) {
701 end_row += GPOINTER_TO_UINT (g_ptr_array_index (line_number_array, i));
702 end_column = read_leb128 (ptr, &ptr);
703 if (!GPOINTER_TO_UINT (g_ptr_array_index (hidden_array, i))) {
704 sp->end_line = end_row;
705 sp->end_column = end_column;
713 g_ptr_array_free (il_offset_array, TRUE);
714 g_ptr_array_free (line_number_array, TRUE);
715 g_ptr_array_free (hidden_array, TRUE);
717 mono_debugger_unlock ();
722 compare_method (const void *key, const void *object)
724 uint32_t token = GPOINTER_TO_UINT (key);
725 MonoSymbolFileMethodEntry *me = (MonoSymbolFileMethodEntry*)object;
727 return token - read32(&(me->_token));
730 MonoDebugMethodInfo *
731 mono_debug_symfile_lookup_method (MonoDebugHandle *handle, MonoMethod *method)
733 MonoSymbolFileMethodEntry *first_ie, *ie;
734 MonoDebugMethodInfo *minfo;
735 MonoSymbolFile *symfile = handle->symfile;
737 if (!symfile->method_hash)
740 if (handle->image != mono_class_get_image (mono_method_get_class (method)))
743 mono_debugger_lock ();
745 minfo = (MonoDebugMethodInfo *)g_hash_table_lookup (symfile->method_hash, method);
747 mono_debugger_unlock ();
751 first_ie = (MonoSymbolFileMethodEntry *)
752 (symfile->raw_contents + read32(&(symfile->offset_table->_method_table_offset)));
754 ie = (MonoSymbolFileMethodEntry *)mono_binary_search (GUINT_TO_POINTER (mono_method_get_token (method)), first_ie,
755 read32(&(symfile->offset_table->_method_count)),
756 sizeof (MonoSymbolFileMethodEntry), compare_method);
759 mono_debugger_unlock ();
763 minfo = g_new0 (MonoDebugMethodInfo, 1);
764 minfo->index = (ie - first_ie) + 1;
765 minfo->method = method;
766 minfo->handle = handle;
768 minfo->data_offset = read32 (&(ie->_data_offset));
769 minfo->lnt_offset = read32 (&(ie->_line_number_table));
771 g_hash_table_insert (symfile->method_hash, method, minfo);
773 mono_debugger_unlock ();
778 * mono_debug_symfile_lookup_locals:
780 * Return information about the local variables of MINFO from the symbol file.
781 * Return NULL if no information can be found.
782 * The result should be freed using mono_debug_symfile_free_locals ().
785 mono_debug_symfile_lookup_locals (MonoDebugMethodInfo *minfo)
787 MonoSymbolFile *symfile = minfo->handle->symfile;
789 int i, len, locals_offset, num_locals, block_index;
790 int code_block_table_offset;
791 MonoDebugLocalsInfo *res;
796 p = symfile->raw_contents + minfo->data_offset;
798 /* compile_unit_index = */ read_leb128 (p, &p);
799 locals_offset = read_leb128 (p, &p);
800 /* namespace_id = */ read_leb128 (p, &p);
801 code_block_table_offset = read_leb128 (p, &p);
803 res = g_new0 (MonoDebugLocalsInfo, 1);
805 p = symfile->raw_contents + code_block_table_offset;
806 res->num_blocks = read_leb128 (p, &p);
807 res->code_blocks = g_new0 (MonoDebugCodeBlock, res->num_blocks);
808 for (i = 0; i < res->num_blocks; ++i) {
809 res->code_blocks [i].type = read_leb128 (p, &p);
810 res->code_blocks [i].parent = read_leb128 (p, &p);
811 res->code_blocks [i].start_offset = read_leb128 (p, &p);
812 res->code_blocks [i].end_offset = read_leb128 (p, &p);
815 p = symfile->raw_contents + locals_offset;
816 num_locals = read_leb128 (p, &p);
818 res->num_locals = num_locals;
819 res->locals = g_new0 (MonoDebugLocalVar, num_locals);
821 for (i = 0; i < num_locals; ++i) {
822 res->locals [i].index = read_leb128 (p, &p);
823 len = read_leb128 (p, &p);
824 res->locals [i].name = (char *)g_malloc (len + 1);
825 memcpy (res->locals [i].name, p, len);
826 res->locals [i].name [len] = '\0';
828 block_index = read_leb128 (p, &p);
829 if (block_index >= 1 && block_index <= res->num_blocks)
830 res->locals [i].block = &res->code_blocks [block_index - 1];
836 #else /* DISABLE_MDB */
839 mono_debug_open_mono_symbols (MonoDebugHandle *handle, const uint8_t *raw_contents,
840 int size, gboolean in_the_debugger)
846 mono_debug_close_mono_symbol_file (MonoSymbolFile *symfile)
851 mono_debug_symfile_is_loaded (MonoSymbolFile *symfile)
856 MonoDebugMethodInfo *
857 mono_debug_symfile_lookup_method (MonoDebugHandle *handle, MonoMethod *method)
863 mono_debug_symfile_get_seq_points (MonoDebugMethodInfo *minfo, char **source_file, GPtrArray **source_file_list, int **source_files, MonoSymSeqPoint **seq_points, int *n_seq_points)
865 g_assert_not_reached ();
868 MonoDebugSourceLocation *
869 mono_debug_symfile_lookup_location (MonoDebugMethodInfo *minfo, uint32_t offset)
875 mono_debug_symfile_lookup_locals (MonoDebugMethodInfo *minfo)
881 mono_debug_symfile_free_location (MonoDebugSourceLocation *location)