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line-map.h (linemap_dump): Declare.

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* include/line-map.h (linemap_dump): Declare.
	(line_table_dump): Declare.
	* line-map.c (linemap_dump): New.
	(line_table_dump): New.

From-SVN: r181625
This commit is contained in:
Diego Novillo 2011-11-22 11:13:00 -05:00 committed by Diego Novillo
parent 8a262bafd1
commit 8dcf72a862
3 changed files with 107 additions and 0 deletions
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7
libcpp/ChangeLog
View File

@ -1,3 +1,10 @@
2011-11-22 Diego Novillo <dnovillo@google.com>
* include/line-map.h (linemap_dump): Declare.
(line_table_dump): Declare.
* line-map.c (linemap_dump): New.
(line_table_dump): New.
2011-11-21 Ed Smith-Rowland <3dw4rd@verizon.net>
PR c++/50958

10
libcpp/include/line-map.h
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@ -705,4 +705,14 @@ void linemap_get_statistics (struct line_maps *, struct linemap_stats *);
stream STREAM. SET is the line map set LOC comes from. */
void linemap_dump_location (struct line_maps *, source_location, FILE *);
/* Dump line map at index IX in line table SET to STREAM. If STREAM
is NULL, use stderr. IS_MACRO is true if the caller wants to
dump a macro map, false otherwise. */
void linemap_dump (FILE *, struct line_maps *, unsigned, bool);
/* Dump line table SET to STREAM. If STREAM is NULL, stderr is used.
NUM_ORDINARY specifies how many ordinary maps to dump. NUM_MACRO
specifies how many macro maps to dump. */
void line_table_dump (FILE *, struct line_maps *, unsigned int, unsigned int);
#endif /* !LIBCPP_LINE_MAP_H */

90
libcpp/line-map.c
View File

@ -1153,6 +1153,57 @@ linemap_expand_location (struct line_maps *set,
return xloc;
}
/* Dump line map at index IX in line table SET to STREAM. If STREAM
is NULL, use stderr. IS_MACRO is true if the caller wants to
dump a macro map, false otherwise. */
void
linemap_dump (FILE *stream, struct line_maps *set, unsigned ix, bool is_macro)
{
const char *lc_reasons_v[LC_ENTER_MACRO + 1]
= { "LC_ENTER", "LC_LEAVE", "LC_RENAME", "LC_RENAME_VERBATIM",
"LC_ENTER_MACRO" };
const char *reason;
struct line_map *map;
if (stream == NULL)
stream = stderr;
if (!is_macro)
map = LINEMAPS_ORDINARY_MAP_AT (set, ix);
else
map = LINEMAPS_MACRO_MAP_AT (set, ix);
reason = (map->reason <= LC_ENTER_MACRO) ? lc_reasons_v[map->reason] : "???";
fprintf (stream, "Map #%u [%p] - LOC: %u - REASON: %s - SYSP: %s\n",
ix, (void *) map, map->start_location, reason,
(!is_macro && ORDINARY_MAP_IN_SYSTEM_HEADER_P (map)) ? "yes" : "no");
if (!is_macro)
{
unsigned includer_ix;
struct line_map *includer_map;
includer_ix = ORDINARY_MAP_INCLUDER_FILE_INDEX (map);
includer_map = includer_ix < LINEMAPS_ORDINARY_USED (set)
? LINEMAPS_ORDINARY_MAP_AT (set, includer_ix)
: NULL;
fprintf (stream, "File: %s:%d\n", ORDINARY_MAP_FILE_NAME (map),
ORDINARY_MAP_STARTING_LINE_NUMBER (map));
fprintf (stream, "Included from: [%d] %s\n", includer_ix,
includer_map ? ORDINARY_MAP_FILE_NAME (includer_map) : "None");
}
else
fprintf (stream, "Macro: %s (%u tokens)\n",
linemap_map_get_macro_name (map),
MACRO_MAP_NUM_MACRO_TOKENS (map));
fprintf (stream, "\n");
}
/* Dump debugging information about source location LOC into the file
stream STREAM. SET is the line map set LOC comes from. */
@ -1254,3 +1305,42 @@ linemap_get_statistics (struct line_maps *set,
s->duplicated_macro_maps_locations_size =
duplicated_macro_maps_locations_size;
}
/* Dump line table SET to STREAM. If STREAM is NULL, stderr is used.
NUM_ORDINARY specifies how many ordinary maps to dump. NUM_MACRO
specifies how many macro maps to dump. */
void
line_table_dump (FILE *stream, struct line_maps *set, unsigned int num_ordinary,
unsigned int num_macro)
{
unsigned int i;
if (set == NULL)
return;
if (stream == NULL)
stream = stderr;
fprintf (stream, "# of ordinary maps: %d\n", LINEMAPS_ORDINARY_USED (set));
fprintf (stream, "# of macro maps: %d\n", LINEMAPS_MACRO_USED (set));
fprintf (stream, "Include stack depth: %d\n", set->depth);
fprintf (stream, "Highest location: %u\n", set->highest_location);
if (num_ordinary)
{
fprintf (stream, "\nOrdinary line maps\n");
for (i = 0; i < num_ordinary && i < LINEMAPS_ORDINARY_USED (set); i++)
linemap_dump (stream, set, i, false);
fprintf (stream, "\n");
}
if (num_macro)
{
fprintf (stream, "\nMacro line maps\n");
for (i = 0; i < num_macro && i < LINEMAPS_MACRO_USED (set); i++)
linemap_dump (stream, set, i, true);
fprintf (stream, "\n");
}
}