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b5f47924 | 1 | /* Dump infrastructure for optimizations and intermediate representation. |
5624e564 | 2 | Copyright (C) 2012-2015 Free Software Foundation, Inc. |
b5f47924 SS |
3 | |
4 | This file is part of GCC. | |
5 | ||
6 | GCC is free software; you can redistribute it and/or modify it under | |
7 | the terms of the GNU General Public License as published by the Free | |
8 | Software Foundation; either version 3, or (at your option) any later | |
9 | version. | |
10 | ||
11 | GCC is distributed in the hope that it will be useful, but WITHOUT ANY | |
12 | WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
13 | FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
14 | for more details. | |
15 | ||
16 | You should have received a copy of the GNU General Public License | |
17 | along with GCC; see the file COPYING3. If not see | |
18 | <http://www.gnu.org/licenses/>. */ | |
19 | ||
20 | #include "config.h" | |
21 | #include "system.h" | |
22 | #include "coretypes.h" | |
23 | #include "diagnostic-core.h" | |
24 | #include "dumpfile.h" | |
b5f47924 | 25 | #include "tree.h" |
cf2d1b38 | 26 | #include "gimple-pretty-print.h" |
47e0da37 | 27 | #include "context.h" |
b5f47924 SS |
28 | |
29 | /* If non-NULL, return one past-the-end of the matching SUBPART of | |
30 | the WHOLE string. */ | |
31 | #define skip_leading_substring(whole, part) \ | |
32 | (strncmp (whole, part, strlen (part)) ? NULL : whole + strlen (part)) | |
33 | ||
34 | static int pflags; /* current dump_flags */ | |
35 | static int alt_flags; /* current opt_info flags */ | |
b5f47924 SS |
36 | |
37 | static void dump_loc (int, FILE *, source_location); | |
b5f47924 SS |
38 | static FILE *dump_open_alternate_stream (struct dump_file_info *); |
39 | ||
73fbfcad SS |
40 | /* These are currently used for communicating between passes. |
41 | However, instead of accessing them directly, the passes can use | |
42 | dump_printf () for dumps. */ | |
43 | FILE *dump_file = NULL; | |
44 | FILE *alt_dump_file = NULL; | |
45 | const char *dump_file_name; | |
2b4e6bf1 | 46 | int dump_flags; |
73fbfcad | 47 | |
b5f47924 SS |
48 | /* Table of tree dump switches. This must be consistent with the |
49 | TREE_DUMP_INDEX enumeration in dumpfile.h. */ | |
50 | static struct dump_file_info dump_files[TDI_end] = | |
51 | { | |
10fdd6e9 | 52 | {NULL, NULL, NULL, NULL, NULL, NULL, NULL, 0, 0, 0, 0, 0, 0, false}, |
b5f47924 | 53 | {".cgraph", "ipa-cgraph", NULL, NULL, NULL, NULL, NULL, TDF_IPA, |
10fdd6e9 | 54 | 0, 0, 0, 0, 0, false}, |
eefe9a99 | 55 | {".type-inheritance", "ipa-type-inheritance", NULL, NULL, NULL, NULL, NULL, TDF_IPA, |
10fdd6e9 | 56 | 0, 0, 0, 0, 0, false}, |
b5f47924 | 57 | {".tu", "translation-unit", NULL, NULL, NULL, NULL, NULL, TDF_TREE, |
10fdd6e9 | 58 | 0, 0, 0, 0, 1, false}, |
b5f47924 | 59 | {".class", "class-hierarchy", NULL, NULL, NULL, NULL, NULL, TDF_TREE, |
10fdd6e9 | 60 | 0, 0, 0, 0, 2, false}, |
b5f47924 | 61 | {".original", "tree-original", NULL, NULL, NULL, NULL, NULL, TDF_TREE, |
10fdd6e9 | 62 | 0, 0, 0, 0, 3, false}, |
b5f47924 | 63 | {".gimple", "tree-gimple", NULL, NULL, NULL, NULL, NULL, TDF_TREE, |
10fdd6e9 | 64 | 0, 0, 0, 0, 4, false}, |
b5f47924 | 65 | {".nested", "tree-nested", NULL, NULL, NULL, NULL, NULL, TDF_TREE, |
10fdd6e9 | 66 | 0, 0, 0, 0, 5, false}, |
af9acf91 | 67 | #define FIRST_AUTO_NUMBERED_DUMP 6 |
b5f47924 SS |
68 | |
69 | {NULL, "tree-all", NULL, NULL, NULL, NULL, NULL, TDF_TREE, | |
10fdd6e9 | 70 | 0, 0, 0, 0, 0, false}, |
b5f47924 | 71 | {NULL, "rtl-all", NULL, NULL, NULL, NULL, NULL, TDF_RTL, |
10fdd6e9 | 72 | 0, 0, 0, 0, 0, false}, |
b5f47924 | 73 | {NULL, "ipa-all", NULL, NULL, NULL, NULL, NULL, TDF_IPA, |
10fdd6e9 | 74 | 0, 0, 0, 0, 0, false}, |
b5f47924 SS |
75 | }; |
76 | ||
b5f47924 SS |
77 | /* Define a name->number mapping for a dump flag value. */ |
78 | struct dump_option_value_info | |
79 | { | |
80 | const char *const name; /* the name of the value */ | |
81 | const int value; /* the value of the name */ | |
82 | }; | |
83 | ||
84 | /* Table of dump options. This must be consistent with the TDF_* flags | |
85 | in dumpfile.h and opt_info_options below. */ | |
86 | static const struct dump_option_value_info dump_options[] = | |
87 | { | |
88 | {"address", TDF_ADDRESS}, | |
89 | {"asmname", TDF_ASMNAME}, | |
90 | {"slim", TDF_SLIM}, | |
91 | {"raw", TDF_RAW}, | |
92 | {"graph", TDF_GRAPH}, | |
93 | {"details", (TDF_DETAILS | MSG_OPTIMIZED_LOCATIONS | |
94 | | MSG_MISSED_OPTIMIZATION | |
95 | | MSG_NOTE)}, | |
96 | {"cselib", TDF_CSELIB}, | |
97 | {"stats", TDF_STATS}, | |
98 | {"blocks", TDF_BLOCKS}, | |
99 | {"vops", TDF_VOPS}, | |
100 | {"lineno", TDF_LINENO}, | |
101 | {"uid", TDF_UID}, | |
102 | {"stmtaddr", TDF_STMTADDR}, | |
103 | {"memsyms", TDF_MEMSYMS}, | |
104 | {"verbose", TDF_VERBOSE}, | |
105 | {"eh", TDF_EH}, | |
106 | {"alias", TDF_ALIAS}, | |
107 | {"nouid", TDF_NOUID}, | |
108 | {"enumerate_locals", TDF_ENUMERATE_LOCALS}, | |
109 | {"scev", TDF_SCEV}, | |
f14726bd TJ |
110 | {"optimized", MSG_OPTIMIZED_LOCATIONS}, |
111 | {"missed", MSG_MISSED_OPTIMIZATION}, | |
112 | {"note", MSG_NOTE}, | |
113 | {"optall", MSG_ALL}, | |
b5f47924 SS |
114 | {"all", ~(TDF_RAW | TDF_SLIM | TDF_LINENO | TDF_TREE | TDF_RTL | TDF_IPA |
115 | | TDF_STMTADDR | TDF_GRAPH | TDF_DIAGNOSTIC | TDF_VERBOSE | |
116 | | TDF_RHS_ONLY | TDF_NOUID | TDF_ENUMERATE_LOCALS | TDF_SCEV)}, | |
117 | {NULL, 0} | |
118 | }; | |
119 | ||
2b4e6bf1 SS |
120 | /* A subset of the dump_options table which is used for -fopt-info |
121 | types. This must be consistent with the MSG_* flags in dumpfile.h. | |
b5f47924 | 122 | */ |
2b4e6bf1 | 123 | static const struct dump_option_value_info optinfo_verbosity_options[] = |
b5f47924 SS |
124 | { |
125 | {"optimized", MSG_OPTIMIZED_LOCATIONS}, | |
126 | {"missed", MSG_MISSED_OPTIMIZATION}, | |
127 | {"note", MSG_NOTE}, | |
2b4e6bf1 SS |
128 | {"all", MSG_ALL}, |
129 | {NULL, 0} | |
130 | }; | |
131 | ||
132 | /* Flags used for -fopt-info groups. */ | |
133 | static const struct dump_option_value_info optgroup_options[] = | |
134 | { | |
135 | {"ipa", OPTGROUP_IPA}, | |
136 | {"loop", OPTGROUP_LOOP}, | |
137 | {"inline", OPTGROUP_INLINE}, | |
138 | {"vec", OPTGROUP_VEC}, | |
139 | {"optall", OPTGROUP_ALL}, | |
b5f47924 SS |
140 | {NULL, 0} |
141 | }; | |
142 | ||
47e0da37 DM |
143 | gcc::dump_manager::dump_manager (): |
144 | m_next_dump (FIRST_AUTO_NUMBERED_DUMP), | |
145 | m_extra_dump_files (NULL), | |
146 | m_extra_dump_files_in_use (0), | |
147 | m_extra_dump_files_alloced (0) | |
148 | { | |
149 | } | |
150 | ||
10fdd6e9 DM |
151 | gcc::dump_manager::~dump_manager () |
152 | { | |
153 | for (size_t i = 0; i < m_extra_dump_files_in_use; i++) | |
154 | { | |
155 | dump_file_info *dfi = &m_extra_dump_files[i]; | |
156 | /* suffix, swtch, glob are statically allocated for the entries | |
157 | in dump_files, and for statistics, but are dynamically allocated | |
158 | for those for passes. */ | |
159 | if (dfi->owns_strings) | |
160 | { | |
161 | XDELETEVEC (const_cast <char *> (dfi->suffix)); | |
162 | XDELETEVEC (const_cast <char *> (dfi->swtch)); | |
163 | XDELETEVEC (const_cast <char *> (dfi->glob)); | |
164 | } | |
165 | /* These, if non-NULL, are always dynamically allocated. */ | |
166 | XDELETEVEC (const_cast <char *> (dfi->pfilename)); | |
167 | XDELETEVEC (const_cast <char *> (dfi->alt_filename)); | |
168 | } | |
169 | XDELETEVEC (m_extra_dump_files); | |
170 | } | |
171 | ||
b5f47924 | 172 | unsigned int |
47e0da37 | 173 | gcc::dump_manager:: |
b5f47924 | 174 | dump_register (const char *suffix, const char *swtch, const char *glob, |
10fdd6e9 DM |
175 | int flags, int optgroup_flags, |
176 | bool take_ownership) | |
b5f47924 | 177 | { |
47e0da37 | 178 | int num = m_next_dump++; |
b5f47924 | 179 | |
47e0da37 | 180 | size_t count = m_extra_dump_files_in_use++; |
b5f47924 | 181 | |
47e0da37 | 182 | if (count >= m_extra_dump_files_alloced) |
b5f47924 | 183 | { |
47e0da37 DM |
184 | if (m_extra_dump_files_alloced == 0) |
185 | m_extra_dump_files_alloced = 32; | |
b5f47924 | 186 | else |
47e0da37 DM |
187 | m_extra_dump_files_alloced *= 2; |
188 | m_extra_dump_files = XRESIZEVEC (struct dump_file_info, | |
189 | m_extra_dump_files, | |
190 | m_extra_dump_files_alloced); | |
b5f47924 SS |
191 | } |
192 | ||
47e0da37 DM |
193 | memset (&m_extra_dump_files[count], 0, sizeof (struct dump_file_info)); |
194 | m_extra_dump_files[count].suffix = suffix; | |
195 | m_extra_dump_files[count].swtch = swtch; | |
196 | m_extra_dump_files[count].glob = glob; | |
197 | m_extra_dump_files[count].pflags = flags; | |
198 | m_extra_dump_files[count].optgroup_flags = optgroup_flags; | |
199 | m_extra_dump_files[count].num = num; | |
10fdd6e9 | 200 | m_extra_dump_files[count].owns_strings = take_ownership; |
b5f47924 SS |
201 | |
202 | return count + TDI_end; | |
203 | } | |
204 | ||
205 | ||
206 | /* Return the dump_file_info for the given phase. */ | |
207 | ||
208 | struct dump_file_info * | |
47e0da37 DM |
209 | gcc::dump_manager:: |
210 | get_dump_file_info (int phase) const | |
b5f47924 SS |
211 | { |
212 | if (phase < TDI_end) | |
213 | return &dump_files[phase]; | |
47e0da37 | 214 | else if ((size_t) (phase - TDI_end) >= m_extra_dump_files_in_use) |
b5f47924 SS |
215 | return NULL; |
216 | else | |
47e0da37 | 217 | return m_extra_dump_files + (phase - TDI_end); |
b5f47924 SS |
218 | } |
219 | ||
799505ae DM |
220 | /* Locate the dump_file_info with swtch equal to SWTCH, |
221 | or return NULL if no such dump_file_info exists. */ | |
222 | ||
223 | struct dump_file_info * | |
224 | gcc::dump_manager:: | |
225 | get_dump_file_info_by_switch (const char *swtch) const | |
226 | { | |
227 | for (unsigned i = 0; i < m_extra_dump_files_in_use; i++) | |
228 | if (0 == strcmp (m_extra_dump_files[i].swtch, swtch)) | |
229 | return &m_extra_dump_files[i]; | |
230 | ||
231 | /* Not found. */ | |
232 | return NULL; | |
233 | } | |
234 | ||
b5f47924 SS |
235 | |
236 | /* Return the name of the dump file for the given phase. | |
799505ae DM |
237 | The caller is responsible for calling free on the returned |
238 | buffer. | |
b5f47924 SS |
239 | If the dump is not enabled, returns NULL. */ |
240 | ||
241 | char * | |
47e0da37 DM |
242 | gcc::dump_manager:: |
243 | get_dump_file_name (int phase) const | |
b5f47924 | 244 | { |
b5f47924 SS |
245 | struct dump_file_info *dfi; |
246 | ||
247 | if (phase == TDI_none) | |
248 | return NULL; | |
249 | ||
250 | dfi = get_dump_file_info (phase); | |
799505ae DM |
251 | |
252 | return get_dump_file_name (dfi); | |
253 | } | |
254 | ||
255 | /* Return the name of the dump file for the given dump_file_info. | |
256 | The caller is responsible for calling free on the returned | |
257 | buffer. | |
258 | If the dump is not enabled, returns NULL. */ | |
259 | ||
260 | char * | |
261 | gcc::dump_manager:: | |
262 | get_dump_file_name (struct dump_file_info *dfi) const | |
263 | { | |
264 | char dump_id[10]; | |
265 | ||
266 | gcc_assert (dfi); | |
267 | ||
b5f47924 SS |
268 | if (dfi->pstate == 0) |
269 | return NULL; | |
270 | ||
271 | /* If available, use the command line dump filename. */ | |
272 | if (dfi->pfilename) | |
273 | return xstrdup (dfi->pfilename); | |
274 | ||
275 | if (dfi->num < 0) | |
276 | dump_id[0] = '\0'; | |
277 | else | |
278 | { | |
279 | char suffix; | |
280 | if (dfi->pflags & TDF_TREE) | |
281 | suffix = 't'; | |
282 | else if (dfi->pflags & TDF_IPA) | |
283 | suffix = 'i'; | |
284 | else | |
285 | suffix = 'r'; | |
286 | ||
287 | if (snprintf (dump_id, sizeof (dump_id), ".%03d%c", dfi->num, suffix) < 0) | |
288 | dump_id[0] = '\0'; | |
289 | } | |
290 | ||
291 | return concat (dump_base_name, dump_id, dfi->suffix, NULL); | |
292 | } | |
293 | ||
294 | /* For a given DFI, open an alternate dump filename (which could also | |
295 | be a standard stream such as stdout/stderr). If the alternate dump | |
296 | file cannot be opened, return NULL. */ | |
297 | ||
298 | static FILE * | |
299 | dump_open_alternate_stream (struct dump_file_info *dfi) | |
300 | { | |
301 | FILE *stream ; | |
302 | if (!dfi->alt_filename) | |
303 | return NULL; | |
304 | ||
305 | if (dfi->alt_stream) | |
306 | return dfi->alt_stream; | |
307 | ||
c3284718 | 308 | stream = strcmp ("stderr", dfi->alt_filename) == 0 |
b5f47924 | 309 | ? stderr |
c3284718 RS |
310 | : strcmp ("stdout", dfi->alt_filename) == 0 |
311 | ? stdout | |
b5f47924 SS |
312 | : fopen (dfi->alt_filename, dfi->alt_state < 0 ? "w" : "a"); |
313 | ||
314 | if (!stream) | |
315 | error ("could not open dump file %qs: %m", dfi->alt_filename); | |
316 | else | |
317 | dfi->alt_state = 1; | |
318 | ||
319 | return stream; | |
320 | } | |
321 | ||
322 | /* Print source location on DFILE if enabled. */ | |
323 | ||
324 | void | |
325 | dump_loc (int dump_kind, FILE *dfile, source_location loc) | |
326 | { | |
b5f47924 SS |
327 | if (dump_kind) |
328 | { | |
502498d5 | 329 | if (LOCATION_LOCUS (loc) > BUILTINS_LOCATION) |
e645e942 | 330 | fprintf (dfile, "%s:%d:%d: note: ", LOCATION_FILE (loc), |
103ff0d6 | 331 | LOCATION_LINE (loc), LOCATION_COLUMN (loc)); |
a3d7af04 | 332 | else if (current_function_decl) |
e645e942 | 333 | fprintf (dfile, "%s:%d:%d: note: ", |
b5f47924 | 334 | DECL_SOURCE_FILE (current_function_decl), |
103ff0d6 TJ |
335 | DECL_SOURCE_LINE (current_function_decl), |
336 | DECL_SOURCE_COLUMN (current_function_decl)); | |
b5f47924 SS |
337 | } |
338 | } | |
339 | ||
340 | /* Dump gimple statement GS with SPC indentation spaces and | |
341 | EXTRA_DUMP_FLAGS on the dump streams if DUMP_KIND is enabled. */ | |
342 | ||
343 | void | |
344 | dump_gimple_stmt (int dump_kind, int extra_dump_flags, gimple gs, int spc) | |
345 | { | |
346 | if (dump_file && (dump_kind & pflags)) | |
347 | print_gimple_stmt (dump_file, gs, spc, dump_flags | extra_dump_flags); | |
348 | ||
349 | if (alt_dump_file && (dump_kind & alt_flags)) | |
350 | print_gimple_stmt (alt_dump_file, gs, spc, dump_flags | extra_dump_flags); | |
351 | } | |
352 | ||
353 | /* Similar to dump_gimple_stmt, except additionally print source location. */ | |
354 | ||
355 | void | |
356 | dump_gimple_stmt_loc (int dump_kind, source_location loc, int extra_dump_flags, | |
357 | gimple gs, int spc) | |
358 | { | |
359 | if (dump_file && (dump_kind & pflags)) | |
360 | { | |
361 | dump_loc (dump_kind, dump_file, loc); | |
362 | print_gimple_stmt (dump_file, gs, spc, dump_flags | extra_dump_flags); | |
363 | } | |
364 | ||
365 | if (alt_dump_file && (dump_kind & alt_flags)) | |
366 | { | |
367 | dump_loc (dump_kind, alt_dump_file, loc); | |
368 | print_gimple_stmt (alt_dump_file, gs, spc, dump_flags | extra_dump_flags); | |
369 | } | |
370 | } | |
371 | ||
372 | /* Dump expression tree T using EXTRA_DUMP_FLAGS on dump streams if | |
373 | DUMP_KIND is enabled. */ | |
374 | ||
375 | void | |
376 | dump_generic_expr (int dump_kind, int extra_dump_flags, tree t) | |
377 | { | |
378 | if (dump_file && (dump_kind & pflags)) | |
379 | print_generic_expr (dump_file, t, dump_flags | extra_dump_flags); | |
380 | ||
381 | if (alt_dump_file && (dump_kind & alt_flags)) | |
382 | print_generic_expr (alt_dump_file, t, dump_flags | extra_dump_flags); | |
383 | } | |
384 | ||
385 | ||
386 | /* Similar to dump_generic_expr, except additionally print the source | |
387 | location. */ | |
388 | ||
389 | void | |
390 | dump_generic_expr_loc (int dump_kind, source_location loc, | |
391 | int extra_dump_flags, tree t) | |
392 | { | |
393 | if (dump_file && (dump_kind & pflags)) | |
394 | { | |
395 | dump_loc (dump_kind, dump_file, loc); | |
396 | print_generic_expr (dump_file, t, dump_flags | extra_dump_flags); | |
397 | } | |
398 | ||
399 | if (alt_dump_file && (dump_kind & alt_flags)) | |
400 | { | |
401 | dump_loc (dump_kind, alt_dump_file, loc); | |
402 | print_generic_expr (alt_dump_file, t, dump_flags | extra_dump_flags); | |
403 | } | |
404 | } | |
405 | ||
406 | /* Output a formatted message using FORMAT on appropriate dump streams. */ | |
407 | ||
408 | void | |
409 | dump_printf (int dump_kind, const char *format, ...) | |
410 | { | |
411 | if (dump_file && (dump_kind & pflags)) | |
412 | { | |
413 | va_list ap; | |
414 | va_start (ap, format); | |
415 | vfprintf (dump_file, format, ap); | |
416 | va_end (ap); | |
417 | } | |
418 | ||
419 | if (alt_dump_file && (dump_kind & alt_flags)) | |
420 | { | |
421 | va_list ap; | |
422 | va_start (ap, format); | |
423 | vfprintf (alt_dump_file, format, ap); | |
424 | va_end (ap); | |
425 | } | |
426 | } | |
427 | ||
428 | /* Similar to dump_printf, except source location is also printed. */ | |
429 | ||
430 | void | |
431 | dump_printf_loc (int dump_kind, source_location loc, const char *format, ...) | |
432 | { | |
433 | if (dump_file && (dump_kind & pflags)) | |
434 | { | |
435 | va_list ap; | |
436 | dump_loc (dump_kind, dump_file, loc); | |
437 | va_start (ap, format); | |
438 | vfprintf (dump_file, format, ap); | |
439 | va_end (ap); | |
440 | } | |
441 | ||
442 | if (alt_dump_file && (dump_kind & alt_flags)) | |
443 | { | |
444 | va_list ap; | |
445 | dump_loc (dump_kind, alt_dump_file, loc); | |
446 | va_start (ap, format); | |
447 | vfprintf (alt_dump_file, format, ap); | |
448 | va_end (ap); | |
449 | } | |
450 | } | |
451 | ||
452 | /* Start a dump for PHASE. Store user-supplied dump flags in | |
453 | *FLAG_PTR. Return the number of streams opened. Set globals | |
454 | DUMP_FILE, and ALT_DUMP_FILE to point to the opened streams, and | |
2b4e6bf1 SS |
455 | set dump_flags appropriately for both pass dump stream and |
456 | -fopt-info stream. */ | |
b5f47924 SS |
457 | |
458 | int | |
47e0da37 | 459 | gcc::dump_manager:: |
b5f47924 SS |
460 | dump_start (int phase, int *flag_ptr) |
461 | { | |
462 | int count = 0; | |
463 | char *name; | |
464 | struct dump_file_info *dfi; | |
465 | FILE *stream; | |
74911c3c | 466 | if (phase == TDI_none || !dump_phase_enabled_p (phase)) |
b5f47924 SS |
467 | return 0; |
468 | ||
469 | dfi = get_dump_file_info (phase); | |
470 | name = get_dump_file_name (phase); | |
471 | if (name) | |
472 | { | |
c3284718 | 473 | stream = strcmp ("stderr", name) == 0 |
b5f47924 | 474 | ? stderr |
c3284718 RS |
475 | : strcmp ("stdout", name) == 0 |
476 | ? stdout | |
b5f47924 SS |
477 | : fopen (name, dfi->pstate < 0 ? "w" : "a"); |
478 | if (!stream) | |
479 | error ("could not open dump file %qs: %m", name); | |
480 | else | |
481 | { | |
482 | dfi->pstate = 1; | |
483 | count++; | |
484 | } | |
485 | free (name); | |
486 | dfi->pstream = stream; | |
487 | dump_file = dfi->pstream; | |
488 | /* Initialize current dump flags. */ | |
489 | pflags = dfi->pflags; | |
490 | } | |
491 | ||
492 | stream = dump_open_alternate_stream (dfi); | |
493 | if (stream) | |
494 | { | |
495 | dfi->alt_stream = stream; | |
496 | count++; | |
497 | alt_dump_file = dfi->alt_stream; | |
2b4e6bf1 | 498 | /* Initialize current -fopt-info flags. */ |
b5f47924 SS |
499 | alt_flags = dfi->alt_flags; |
500 | } | |
501 | ||
502 | if (flag_ptr) | |
503 | *flag_ptr = dfi->pflags; | |
504 | ||
505 | return count; | |
506 | } | |
507 | ||
508 | /* Finish a tree dump for PHASE and close associated dump streams. Also | |
509 | reset the globals DUMP_FILE, ALT_DUMP_FILE, and DUMP_FLAGS. */ | |
510 | ||
511 | void | |
47e0da37 | 512 | gcc::dump_manager:: |
b5f47924 SS |
513 | dump_finish (int phase) |
514 | { | |
515 | struct dump_file_info *dfi; | |
516 | ||
517 | if (phase < 0) | |
518 | return; | |
519 | dfi = get_dump_file_info (phase); | |
71191083 | 520 | if (dfi->pstream && (!dfi->pfilename |
c3284718 RS |
521 | || (strcmp ("stderr", dfi->pfilename) != 0 |
522 | && strcmp ("stdout", dfi->pfilename) != 0))) | |
b5f47924 SS |
523 | fclose (dfi->pstream); |
524 | ||
c3284718 RS |
525 | if (dfi->alt_stream && strcmp ("stderr", dfi->alt_filename) != 0 |
526 | && strcmp ("stdout", dfi->alt_filename) != 0) | |
b5f47924 SS |
527 | fclose (dfi->alt_stream); |
528 | ||
529 | dfi->alt_stream = NULL; | |
530 | dfi->pstream = NULL; | |
531 | dump_file = NULL; | |
532 | alt_dump_file = NULL; | |
533 | dump_flags = TDI_none; | |
534 | alt_flags = 0; | |
535 | pflags = 0; | |
536 | } | |
537 | ||
538 | /* Begin a tree dump for PHASE. Stores any user supplied flag in | |
539 | *FLAG_PTR and returns a stream to write to. If the dump is not | |
540 | enabled, returns NULL. | |
541 | Multiple calls will reopen and append to the dump file. */ | |
542 | ||
543 | FILE * | |
544 | dump_begin (int phase, int *flag_ptr) | |
47e0da37 DM |
545 | { |
546 | return g->get_dumps ()->dump_begin (phase, flag_ptr); | |
547 | } | |
548 | ||
549 | FILE * | |
550 | gcc::dump_manager:: | |
551 | dump_begin (int phase, int *flag_ptr) | |
b5f47924 SS |
552 | { |
553 | char *name; | |
554 | struct dump_file_info *dfi; | |
555 | FILE *stream; | |
556 | ||
74911c3c | 557 | if (phase == TDI_none || !dump_phase_enabled_p (phase)) |
b5f47924 SS |
558 | return NULL; |
559 | ||
560 | name = get_dump_file_name (phase); | |
561 | if (!name) | |
562 | return NULL; | |
563 | dfi = get_dump_file_info (phase); | |
564 | ||
c3284718 | 565 | stream = strcmp ("stderr", name) == 0 |
b5f47924 | 566 | ? stderr |
c3284718 RS |
567 | : strcmp ("stdout", name) == 0 |
568 | ? stdout | |
b5f47924 SS |
569 | : fopen (name, dfi->pstate < 0 ? "w" : "a"); |
570 | ||
571 | if (!stream) | |
572 | error ("could not open dump file %qs: %m", name); | |
573 | else | |
574 | dfi->pstate = 1; | |
575 | free (name); | |
576 | ||
577 | if (flag_ptr) | |
578 | *flag_ptr = dfi->pflags; | |
579 | ||
580 | /* Initialize current flags */ | |
581 | pflags = dfi->pflags; | |
582 | return stream; | |
583 | } | |
584 | ||
585 | /* Returns nonzero if dump PHASE is enabled for at least one stream. | |
586 | If PHASE is TDI_tree_all, return nonzero if any dump is enabled for | |
587 | any phase. */ | |
588 | ||
47e0da37 DM |
589 | int |
590 | gcc::dump_manager:: | |
591 | dump_phase_enabled_p (int phase) const | |
b5f47924 SS |
592 | { |
593 | if (phase == TDI_tree_all) | |
594 | { | |
595 | size_t i; | |
596 | for (i = TDI_none + 1; i < (size_t) TDI_end; i++) | |
597 | if (dump_files[i].pstate || dump_files[i].alt_state) | |
598 | return 1; | |
47e0da37 DM |
599 | for (i = 0; i < m_extra_dump_files_in_use; i++) |
600 | if (m_extra_dump_files[i].pstate || m_extra_dump_files[i].alt_state) | |
b5f47924 SS |
601 | return 1; |
602 | return 0; | |
603 | } | |
604 | else | |
605 | { | |
606 | struct dump_file_info *dfi = get_dump_file_info (phase); | |
607 | return dfi->pstate || dfi->alt_state; | |
608 | } | |
609 | } | |
610 | ||
611 | /* Returns nonzero if tree dump PHASE has been initialized. */ | |
612 | ||
613 | int | |
47e0da37 DM |
614 | gcc::dump_manager:: |
615 | dump_initialized_p (int phase) const | |
b5f47924 SS |
616 | { |
617 | struct dump_file_info *dfi = get_dump_file_info (phase); | |
618 | return dfi->pstate > 0 || dfi->alt_state > 0; | |
619 | } | |
620 | ||
621 | /* Returns the switch name of PHASE. */ | |
622 | ||
623 | const char * | |
624 | dump_flag_name (int phase) | |
47e0da37 DM |
625 | { |
626 | return g->get_dumps ()->dump_flag_name (phase); | |
627 | } | |
628 | ||
629 | const char * | |
630 | gcc::dump_manager:: | |
631 | dump_flag_name (int phase) const | |
b5f47924 SS |
632 | { |
633 | struct dump_file_info *dfi = get_dump_file_info (phase); | |
634 | return dfi->swtch; | |
635 | } | |
636 | ||
637 | /* Finish a tree dump for PHASE. STREAM is the stream created by | |
638 | dump_begin. */ | |
639 | ||
640 | void | |
641 | dump_end (int phase ATTRIBUTE_UNUSED, FILE *stream) | |
642 | { | |
643 | if (stream != stderr && stream != stdout) | |
644 | fclose (stream); | |
645 | } | |
646 | ||
647 | /* Enable all tree dumps with FLAGS on FILENAME. Return number of | |
648 | enabled tree dumps. */ | |
649 | ||
47e0da37 DM |
650 | int |
651 | gcc::dump_manager:: | |
b5f47924 SS |
652 | dump_enable_all (int flags, const char *filename) |
653 | { | |
654 | int ir_dump_type = (flags & (TDF_TREE | TDF_RTL | TDF_IPA)); | |
655 | int n = 0; | |
656 | size_t i; | |
657 | ||
658 | for (i = TDI_none + 1; i < (size_t) TDI_end; i++) | |
659 | { | |
660 | if ((dump_files[i].pflags & ir_dump_type)) | |
661 | { | |
662 | const char *old_filename = dump_files[i].pfilename; | |
663 | dump_files[i].pstate = -1; | |
664 | dump_files[i].pflags |= flags; | |
665 | n++; | |
666 | /* Override the existing filename. */ | |
667 | if (filename) | |
668 | { | |
669 | dump_files[i].pfilename = xstrdup (filename); | |
670 | /* Since it is a command-line provided file, which is | |
671 | common to all the phases, use it in append mode. */ | |
672 | dump_files[i].pstate = 1; | |
673 | } | |
674 | if (old_filename && filename != old_filename) | |
675 | free (CONST_CAST (char *, old_filename)); | |
676 | } | |
677 | } | |
678 | ||
47e0da37 | 679 | for (i = 0; i < m_extra_dump_files_in_use; i++) |
b5f47924 | 680 | { |
47e0da37 | 681 | if ((m_extra_dump_files[i].pflags & ir_dump_type)) |
b5f47924 | 682 | { |
47e0da37 DM |
683 | const char *old_filename = m_extra_dump_files[i].pfilename; |
684 | m_extra_dump_files[i].pstate = -1; | |
685 | m_extra_dump_files[i].pflags |= flags; | |
b5f47924 SS |
686 | n++; |
687 | /* Override the existing filename. */ | |
688 | if (filename) | |
689 | { | |
47e0da37 | 690 | m_extra_dump_files[i].pfilename = xstrdup (filename); |
b5f47924 SS |
691 | /* Since it is a command-line provided file, which is |
692 | common to all the phases, use it in append mode. */ | |
47e0da37 | 693 | m_extra_dump_files[i].pstate = 1; |
b5f47924 SS |
694 | } |
695 | if (old_filename && filename != old_filename) | |
696 | free (CONST_CAST (char *, old_filename)); | |
697 | } | |
698 | } | |
699 | ||
700 | return n; | |
701 | } | |
702 | ||
2b4e6bf1 SS |
703 | /* Enable -fopt-info dumps on all dump files matching OPTGROUP_FLAGS. |
704 | Enable dumps with FLAGS on FILENAME. Return the number of enabled | |
705 | dumps. */ | |
b5f47924 | 706 | |
47e0da37 DM |
707 | int |
708 | gcc::dump_manager:: | |
2b4e6bf1 | 709 | opt_info_enable_passes (int optgroup_flags, int flags, const char *filename) |
b5f47924 SS |
710 | { |
711 | int n = 0; | |
712 | size_t i; | |
713 | ||
714 | for (i = TDI_none + 1; i < (size_t) TDI_end; i++) | |
715 | { | |
2b4e6bf1 | 716 | if ((dump_files[i].optgroup_flags & optgroup_flags)) |
b5f47924 SS |
717 | { |
718 | const char *old_filename = dump_files[i].alt_filename; | |
719 | /* Since this file is shared among different passes, it | |
720 | should be opened in append mode. */ | |
721 | dump_files[i].alt_state = 1; | |
722 | dump_files[i].alt_flags |= flags; | |
723 | n++; | |
724 | /* Override the existing filename. */ | |
725 | if (filename) | |
726 | dump_files[i].alt_filename = xstrdup (filename); | |
727 | if (old_filename && filename != old_filename) | |
728 | free (CONST_CAST (char *, old_filename)); | |
729 | } | |
730 | } | |
731 | ||
47e0da37 | 732 | for (i = 0; i < m_extra_dump_files_in_use; i++) |
b5f47924 | 733 | { |
47e0da37 | 734 | if ((m_extra_dump_files[i].optgroup_flags & optgroup_flags)) |
b5f47924 | 735 | { |
47e0da37 | 736 | const char *old_filename = m_extra_dump_files[i].alt_filename; |
b5f47924 SS |
737 | /* Since this file is shared among different passes, it |
738 | should be opened in append mode. */ | |
47e0da37 DM |
739 | m_extra_dump_files[i].alt_state = 1; |
740 | m_extra_dump_files[i].alt_flags |= flags; | |
b5f47924 SS |
741 | n++; |
742 | /* Override the existing filename. */ | |
743 | if (filename) | |
47e0da37 | 744 | m_extra_dump_files[i].alt_filename = xstrdup (filename); |
b5f47924 SS |
745 | if (old_filename && filename != old_filename) |
746 | free (CONST_CAST (char *, old_filename)); | |
747 | } | |
748 | } | |
749 | ||
750 | return n; | |
751 | } | |
752 | ||
753 | /* Parse ARG as a dump switch. Return nonzero if it is, and store the | |
754 | relevant details in the dump_files array. */ | |
755 | ||
47e0da37 DM |
756 | int |
757 | gcc::dump_manager:: | |
b5f47924 SS |
758 | dump_switch_p_1 (const char *arg, struct dump_file_info *dfi, bool doglob) |
759 | { | |
760 | const char *option_value; | |
761 | const char *ptr; | |
762 | int flags; | |
763 | ||
764 | if (doglob && !dfi->glob) | |
765 | return 0; | |
766 | ||
767 | option_value = skip_leading_substring (arg, doglob ? dfi->glob : dfi->swtch); | |
768 | if (!option_value) | |
769 | return 0; | |
770 | ||
771 | if (*option_value && *option_value != '-' && *option_value != '=') | |
772 | return 0; | |
773 | ||
774 | ptr = option_value; | |
775 | flags = 0; | |
776 | ||
777 | while (*ptr) | |
778 | { | |
779 | const struct dump_option_value_info *option_ptr; | |
780 | const char *end_ptr; | |
781 | const char *eq_ptr; | |
782 | unsigned length; | |
783 | ||
784 | while (*ptr == '-') | |
785 | ptr++; | |
786 | end_ptr = strchr (ptr, '-'); | |
787 | eq_ptr = strchr (ptr, '='); | |
788 | ||
789 | if (eq_ptr && !end_ptr) | |
790 | end_ptr = eq_ptr; | |
791 | ||
792 | if (!end_ptr) | |
793 | end_ptr = ptr + strlen (ptr); | |
794 | length = end_ptr - ptr; | |
795 | ||
796 | for (option_ptr = dump_options; option_ptr->name; option_ptr++) | |
797 | if (strlen (option_ptr->name) == length | |
798 | && !memcmp (option_ptr->name, ptr, length)) | |
799 | { | |
800 | flags |= option_ptr->value; | |
801 | goto found; | |
802 | } | |
803 | ||
804 | if (*ptr == '=') | |
805 | { | |
806 | /* Interpret rest of the argument as a dump filename. This | |
807 | filename overrides other command line filenames. */ | |
808 | if (dfi->pfilename) | |
809 | free (CONST_CAST (char *, dfi->pfilename)); | |
810 | dfi->pfilename = xstrdup (ptr + 1); | |
811 | break; | |
812 | } | |
813 | else | |
814 | warning (0, "ignoring unknown option %q.*s in %<-fdump-%s%>", | |
815 | length, ptr, dfi->swtch); | |
816 | found:; | |
817 | ptr = end_ptr; | |
818 | } | |
819 | ||
820 | dfi->pstate = -1; | |
821 | dfi->pflags |= flags; | |
822 | ||
823 | /* Process -fdump-tree-all and -fdump-rtl-all, by enabling all the | |
824 | known dumps. */ | |
825 | if (dfi->suffix == NULL) | |
826 | dump_enable_all (dfi->pflags, dfi->pfilename); | |
827 | ||
828 | return 1; | |
829 | } | |
830 | ||
831 | int | |
47e0da37 | 832 | gcc::dump_manager:: |
b5f47924 SS |
833 | dump_switch_p (const char *arg) |
834 | { | |
835 | size_t i; | |
836 | int any = 0; | |
837 | ||
838 | for (i = TDI_none + 1; i != TDI_end; i++) | |
839 | any |= dump_switch_p_1 (arg, &dump_files[i], false); | |
840 | ||
841 | /* Don't glob if we got a hit already */ | |
842 | if (!any) | |
843 | for (i = TDI_none + 1; i != TDI_end; i++) | |
844 | any |= dump_switch_p_1 (arg, &dump_files[i], true); | |
845 | ||
47e0da37 DM |
846 | for (i = 0; i < m_extra_dump_files_in_use; i++) |
847 | any |= dump_switch_p_1 (arg, &m_extra_dump_files[i], false); | |
b5f47924 SS |
848 | |
849 | if (!any) | |
47e0da37 DM |
850 | for (i = 0; i < m_extra_dump_files_in_use; i++) |
851 | any |= dump_switch_p_1 (arg, &m_extra_dump_files[i], true); | |
b5f47924 SS |
852 | |
853 | ||
854 | return any; | |
855 | } | |
856 | ||
2b4e6bf1 SS |
857 | /* Parse ARG as a -fopt-info switch and store flags, optgroup_flags |
858 | and filename. Return non-zero if it is a recognized switch. */ | |
b5f47924 SS |
859 | |
860 | static int | |
2b4e6bf1 SS |
861 | opt_info_switch_p_1 (const char *arg, int *flags, int *optgroup_flags, |
862 | char **filename) | |
b5f47924 SS |
863 | { |
864 | const char *option_value; | |
865 | const char *ptr; | |
866 | ||
867 | option_value = arg; | |
868 | ptr = option_value; | |
869 | ||
870 | *filename = NULL; | |
871 | *flags = 0; | |
2b4e6bf1 | 872 | *optgroup_flags = 0; |
b5f47924 SS |
873 | |
874 | if (!ptr) | |
2b4e6bf1 | 875 | return 1; /* Handle '-fopt-info' without any additional options. */ |
b5f47924 SS |
876 | |
877 | while (*ptr) | |
878 | { | |
879 | const struct dump_option_value_info *option_ptr; | |
880 | const char *end_ptr; | |
881 | const char *eq_ptr; | |
882 | unsigned length; | |
883 | ||
884 | while (*ptr == '-') | |
885 | ptr++; | |
886 | end_ptr = strchr (ptr, '-'); | |
887 | eq_ptr = strchr (ptr, '='); | |
888 | ||
889 | if (eq_ptr && !end_ptr) | |
890 | end_ptr = eq_ptr; | |
891 | ||
892 | if (!end_ptr) | |
893 | end_ptr = ptr + strlen (ptr); | |
894 | length = end_ptr - ptr; | |
895 | ||
2b4e6bf1 SS |
896 | for (option_ptr = optinfo_verbosity_options; option_ptr->name; |
897 | option_ptr++) | |
b5f47924 SS |
898 | if (strlen (option_ptr->name) == length |
899 | && !memcmp (option_ptr->name, ptr, length)) | |
900 | { | |
901 | *flags |= option_ptr->value; | |
902 | goto found; | |
903 | } | |
904 | ||
2b4e6bf1 SS |
905 | for (option_ptr = optgroup_options; option_ptr->name; option_ptr++) |
906 | if (strlen (option_ptr->name) == length | |
907 | && !memcmp (option_ptr->name, ptr, length)) | |
908 | { | |
909 | *optgroup_flags |= option_ptr->value; | |
910 | goto found; | |
911 | } | |
912 | ||
b5f47924 SS |
913 | if (*ptr == '=') |
914 | { | |
915 | /* Interpret rest of the argument as a dump filename. This | |
916 | filename overrides other command line filenames. */ | |
917 | *filename = xstrdup (ptr + 1); | |
918 | break; | |
919 | } | |
920 | else | |
2b4e6bf1 SS |
921 | { |
922 | warning (0, "unknown option %q.*s in %<-fopt-info-%s%>", | |
923 | length, ptr, arg); | |
924 | return 0; | |
925 | } | |
b5f47924 SS |
926 | found:; |
927 | ptr = end_ptr; | |
928 | } | |
929 | ||
930 | return 1; | |
931 | } | |
932 | ||
933 | /* Return non-zero if ARG is a recognized switch for | |
934 | -fopt-info. Return zero otherwise. */ | |
935 | ||
936 | int | |
937 | opt_info_switch_p (const char *arg) | |
938 | { | |
939 | int flags; | |
2b4e6bf1 | 940 | int optgroup_flags; |
b5f47924 | 941 | char *filename; |
2b4e6bf1 | 942 | static char *file_seen = NULL; |
47e0da37 | 943 | gcc::dump_manager *dumps = g->get_dumps (); |
b5f47924 | 944 | |
2b4e6bf1 SS |
945 | if (!opt_info_switch_p_1 (arg, &flags, &optgroup_flags, &filename)) |
946 | return 0; | |
b5f47924 SS |
947 | |
948 | if (!filename) | |
949 | filename = xstrdup ("stderr"); | |
2b4e6bf1 SS |
950 | |
951 | /* Bail out if a different filename has been specified. */ | |
952 | if (file_seen && strcmp (file_seen, filename)) | |
953 | { | |
954 | warning (0, "ignoring possibly conflicting option %<-fopt-info-%s%>", | |
955 | arg); | |
956 | return 1; | |
957 | } | |
958 | ||
959 | file_seen = xstrdup (filename); | |
b5f47924 | 960 | if (!flags) |
5d318fd4 | 961 | flags = MSG_OPTIMIZED_LOCATIONS; |
2b4e6bf1 SS |
962 | if (!optgroup_flags) |
963 | optgroup_flags = OPTGROUP_ALL; | |
b5f47924 | 964 | |
47e0da37 | 965 | return dumps->opt_info_enable_passes (optgroup_flags, flags, filename); |
b5f47924 SS |
966 | } |
967 | ||
b5f47924 SS |
968 | /* Print basic block on the dump streams. */ |
969 | ||
970 | void | |
971 | dump_basic_block (int dump_kind, basic_block bb, int indent) | |
972 | { | |
973 | if (dump_file && (dump_kind & pflags)) | |
974 | dump_bb (dump_file, bb, indent, TDF_DETAILS); | |
975 | if (alt_dump_file && (dump_kind & alt_flags)) | |
976 | dump_bb (alt_dump_file, bb, indent, TDF_DETAILS); | |
977 | } | |
978 | ||
979 | /* Print information from the combine pass on dump_file. */ | |
980 | ||
981 | void | |
982 | print_combine_total_stats (void) | |
983 | { | |
984 | if (dump_file) | |
985 | dump_combine_total_stats (dump_file); | |
986 | } | |
987 | ||
988 | /* Enable RTL dump for all the RTL passes. */ | |
989 | ||
990 | bool | |
991 | enable_rtl_dump_file (void) | |
992 | { | |
47e0da37 DM |
993 | gcc::dump_manager *dumps = g->get_dumps (); |
994 | int num_enabled = | |
995 | dumps->dump_enable_all (TDF_RTL | TDF_DETAILS | TDF_BLOCKS, NULL); | |
996 | return num_enabled > 0; | |
b5f47924 | 997 | } |