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b5f47924 | 1 | /* Dump infrastructure for optimizations and intermediate representation. |
cbe34bb5 | 2 | Copyright (C) 2012-2017 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" | |
957060b5 AM |
23 | #include "options.h" |
24 | #include "tree.h" | |
25 | #include "gimple-pretty-print.h" | |
b5f47924 SS |
26 | #include "diagnostic-core.h" |
27 | #include "dumpfile.h" | |
47e0da37 | 28 | #include "context.h" |
c24e924f | 29 | #include "tree-cfg.h" |
b5f47924 SS |
30 | |
31 | /* If non-NULL, return one past-the-end of the matching SUBPART of | |
32 | the WHOLE string. */ | |
33 | #define skip_leading_substring(whole, part) \ | |
34 | (strncmp (whole, part, strlen (part)) ? NULL : whole + strlen (part)) | |
35 | ||
1a817418 ML |
36 | static dump_flags_t pflags; /* current dump_flags */ |
37 | static dump_flags_t alt_flags; /* current opt_info flags */ | |
b5f47924 | 38 | |
1a817418 | 39 | static void dump_loc (dump_flags_t, FILE *, source_location); |
b5f47924 SS |
40 | static FILE *dump_open_alternate_stream (struct dump_file_info *); |
41 | ||
73fbfcad SS |
42 | /* These are currently used for communicating between passes. |
43 | However, instead of accessing them directly, the passes can use | |
44 | dump_printf () for dumps. */ | |
45 | FILE *dump_file = NULL; | |
46 | FILE *alt_dump_file = NULL; | |
47 | const char *dump_file_name; | |
1a817418 | 48 | dump_flags_t dump_flags; |
73fbfcad | 49 | |
63523736 ML |
50 | #define DUMP_FILE_INFO(suffix, swtch, dkind, num) \ |
51 | {suffix, swtch, NULL, NULL, NULL, NULL, NULL, dkind, 0, 0, 0, 0, 0, num, \ | |
52 | false, false} | |
8264c84d | 53 | |
b5f47924 SS |
54 | /* Table of tree dump switches. This must be consistent with the |
55 | TREE_DUMP_INDEX enumeration in dumpfile.h. */ | |
56 | static struct dump_file_info dump_files[TDI_end] = | |
57 | { | |
63523736 ML |
58 | DUMP_FILE_INFO (NULL, NULL, DK_none, 0), |
59 | DUMP_FILE_INFO (".cgraph", "ipa-cgraph", DK_ipa, 0), | |
60 | DUMP_FILE_INFO (".type-inheritance", "ipa-type-inheritance", DK_ipa, 0), | |
61 | DUMP_FILE_INFO (".ipa-clones", "ipa-clones", DK_ipa, 0), | |
62 | DUMP_FILE_INFO (".original", "tree-original", DK_tree, 3), | |
63 | DUMP_FILE_INFO (".gimple", "tree-gimple", DK_tree, 4), | |
64 | DUMP_FILE_INFO (".nested", "tree-nested", DK_tree, 5), | |
58aca9d9 | 65 | #define FIRST_AUTO_NUMBERED_DUMP 3 |
b5f47924 | 66 | |
63523736 ML |
67 | DUMP_FILE_INFO (NULL, "lang-all", DK_lang, 0), |
68 | DUMP_FILE_INFO (NULL, "tree-all", DK_tree, 0), | |
69 | DUMP_FILE_INFO (NULL, "rtl-all", DK_rtl, 0), | |
70 | DUMP_FILE_INFO (NULL, "ipa-all", DK_ipa, 0), | |
b5f47924 SS |
71 | }; |
72 | ||
b5f47924 SS |
73 | /* Define a name->number mapping for a dump flag value. */ |
74 | struct dump_option_value_info | |
75 | { | |
76 | const char *const name; /* the name of the value */ | |
1a817418 | 77 | const dump_flags_t value; /* the value of the name */ |
b5f47924 SS |
78 | }; |
79 | ||
80 | /* Table of dump options. This must be consistent with the TDF_* flags | |
81 | in dumpfile.h and opt_info_options below. */ | |
82 | static const struct dump_option_value_info dump_options[] = | |
83 | { | |
84 | {"address", TDF_ADDRESS}, | |
85 | {"asmname", TDF_ASMNAME}, | |
86 | {"slim", TDF_SLIM}, | |
87 | {"raw", TDF_RAW}, | |
88 | {"graph", TDF_GRAPH}, | |
89 | {"details", (TDF_DETAILS | MSG_OPTIMIZED_LOCATIONS | |
90 | | MSG_MISSED_OPTIMIZATION | |
91 | | MSG_NOTE)}, | |
92 | {"cselib", TDF_CSELIB}, | |
93 | {"stats", TDF_STATS}, | |
94 | {"blocks", TDF_BLOCKS}, | |
95 | {"vops", TDF_VOPS}, | |
96 | {"lineno", TDF_LINENO}, | |
97 | {"uid", TDF_UID}, | |
98 | {"stmtaddr", TDF_STMTADDR}, | |
99 | {"memsyms", TDF_MEMSYMS}, | |
b5f47924 SS |
100 | {"eh", TDF_EH}, |
101 | {"alias", TDF_ALIAS}, | |
102 | {"nouid", TDF_NOUID}, | |
103 | {"enumerate_locals", TDF_ENUMERATE_LOCALS}, | |
104 | {"scev", TDF_SCEV}, | |
1ee62b92 | 105 | {"gimple", TDF_GIMPLE}, |
56af751e | 106 | {"folding", TDF_FOLDING}, |
f14726bd TJ |
107 | {"optimized", MSG_OPTIMIZED_LOCATIONS}, |
108 | {"missed", MSG_MISSED_OPTIMIZATION}, | |
109 | {"note", MSG_NOTE}, | |
110 | {"optall", MSG_ALL}, | |
9d9573d5 | 111 | {"all", ~(TDF_RAW | TDF_SLIM | TDF_LINENO | TDF_GRAPH | TDF_STMTADDR |
1ee62b92 PG |
112 | | TDF_RHS_ONLY | TDF_NOUID | TDF_ENUMERATE_LOCALS | TDF_SCEV |
113 | | TDF_GIMPLE)}, | |
b5f47924 SS |
114 | {NULL, 0} |
115 | }; | |
116 | ||
2b4e6bf1 SS |
117 | /* A subset of the dump_options table which is used for -fopt-info |
118 | types. This must be consistent with the MSG_* flags in dumpfile.h. | |
b5f47924 | 119 | */ |
2b4e6bf1 | 120 | static const struct dump_option_value_info optinfo_verbosity_options[] = |
b5f47924 SS |
121 | { |
122 | {"optimized", MSG_OPTIMIZED_LOCATIONS}, | |
123 | {"missed", MSG_MISSED_OPTIMIZATION}, | |
124 | {"note", MSG_NOTE}, | |
2b4e6bf1 SS |
125 | {"all", MSG_ALL}, |
126 | {NULL, 0} | |
127 | }; | |
128 | ||
129 | /* Flags used for -fopt-info groups. */ | |
130 | static const struct dump_option_value_info optgroup_options[] = | |
131 | { | |
132 | {"ipa", OPTGROUP_IPA}, | |
133 | {"loop", OPTGROUP_LOOP}, | |
134 | {"inline", OPTGROUP_INLINE}, | |
fd2b8c8b | 135 | {"omp", OPTGROUP_OMP}, |
2b4e6bf1 SS |
136 | {"vec", OPTGROUP_VEC}, |
137 | {"optall", OPTGROUP_ALL}, | |
b5f47924 SS |
138 | {NULL, 0} |
139 | }; | |
140 | ||
47e0da37 DM |
141 | gcc::dump_manager::dump_manager (): |
142 | m_next_dump (FIRST_AUTO_NUMBERED_DUMP), | |
143 | m_extra_dump_files (NULL), | |
144 | m_extra_dump_files_in_use (0), | |
145 | m_extra_dump_files_alloced (0) | |
146 | { | |
147 | } | |
148 | ||
10fdd6e9 DM |
149 | gcc::dump_manager::~dump_manager () |
150 | { | |
151 | for (size_t i = 0; i < m_extra_dump_files_in_use; i++) | |
152 | { | |
153 | dump_file_info *dfi = &m_extra_dump_files[i]; | |
154 | /* suffix, swtch, glob are statically allocated for the entries | |
155 | in dump_files, and for statistics, but are dynamically allocated | |
156 | for those for passes. */ | |
157 | if (dfi->owns_strings) | |
158 | { | |
159 | XDELETEVEC (const_cast <char *> (dfi->suffix)); | |
160 | XDELETEVEC (const_cast <char *> (dfi->swtch)); | |
161 | XDELETEVEC (const_cast <char *> (dfi->glob)); | |
162 | } | |
163 | /* These, if non-NULL, are always dynamically allocated. */ | |
164 | XDELETEVEC (const_cast <char *> (dfi->pfilename)); | |
165 | XDELETEVEC (const_cast <char *> (dfi->alt_filename)); | |
166 | } | |
167 | XDELETEVEC (m_extra_dump_files); | |
168 | } | |
169 | ||
b5f47924 | 170 | unsigned int |
47e0da37 | 171 | gcc::dump_manager:: |
b5f47924 | 172 | dump_register (const char *suffix, const char *swtch, const char *glob, |
8264c84d | 173 | dump_kind dkind, int optgroup_flags, bool take_ownership) |
b5f47924 | 174 | { |
47e0da37 | 175 | int num = m_next_dump++; |
b5f47924 | 176 | |
47e0da37 | 177 | size_t count = m_extra_dump_files_in_use++; |
b5f47924 | 178 | |
47e0da37 | 179 | if (count >= m_extra_dump_files_alloced) |
b5f47924 | 180 | { |
47e0da37 DM |
181 | if (m_extra_dump_files_alloced == 0) |
182 | m_extra_dump_files_alloced = 32; | |
b5f47924 | 183 | else |
47e0da37 DM |
184 | m_extra_dump_files_alloced *= 2; |
185 | m_extra_dump_files = XRESIZEVEC (struct dump_file_info, | |
186 | m_extra_dump_files, | |
187 | m_extra_dump_files_alloced); | |
b5f47924 SS |
188 | } |
189 | ||
47e0da37 DM |
190 | memset (&m_extra_dump_files[count], 0, sizeof (struct dump_file_info)); |
191 | m_extra_dump_files[count].suffix = suffix; | |
192 | m_extra_dump_files[count].swtch = swtch; | |
193 | m_extra_dump_files[count].glob = glob; | |
8264c84d | 194 | m_extra_dump_files[count].dkind = dkind; |
47e0da37 DM |
195 | m_extra_dump_files[count].optgroup_flags = optgroup_flags; |
196 | m_extra_dump_files[count].num = num; | |
10fdd6e9 | 197 | m_extra_dump_files[count].owns_strings = take_ownership; |
b5f47924 SS |
198 | |
199 | return count + TDI_end; | |
200 | } | |
201 | ||
202 | ||
203 | /* Return the dump_file_info for the given phase. */ | |
204 | ||
205 | struct dump_file_info * | |
47e0da37 DM |
206 | gcc::dump_manager:: |
207 | get_dump_file_info (int phase) const | |
b5f47924 SS |
208 | { |
209 | if (phase < TDI_end) | |
210 | return &dump_files[phase]; | |
47e0da37 | 211 | else if ((size_t) (phase - TDI_end) >= m_extra_dump_files_in_use) |
b5f47924 SS |
212 | return NULL; |
213 | else | |
47e0da37 | 214 | return m_extra_dump_files + (phase - TDI_end); |
b5f47924 SS |
215 | } |
216 | ||
799505ae DM |
217 | /* Locate the dump_file_info with swtch equal to SWTCH, |
218 | or return NULL if no such dump_file_info exists. */ | |
219 | ||
220 | struct dump_file_info * | |
221 | gcc::dump_manager:: | |
222 | get_dump_file_info_by_switch (const char *swtch) const | |
223 | { | |
224 | for (unsigned i = 0; i < m_extra_dump_files_in_use; i++) | |
225 | if (0 == strcmp (m_extra_dump_files[i].swtch, swtch)) | |
226 | return &m_extra_dump_files[i]; | |
227 | ||
228 | /* Not found. */ | |
229 | return NULL; | |
230 | } | |
231 | ||
b5f47924 SS |
232 | |
233 | /* Return the name of the dump file for the given phase. | |
799505ae DM |
234 | The caller is responsible for calling free on the returned |
235 | buffer. | |
b5f47924 SS |
236 | If the dump is not enabled, returns NULL. */ |
237 | ||
238 | char * | |
47e0da37 DM |
239 | gcc::dump_manager:: |
240 | get_dump_file_name (int phase) const | |
b5f47924 | 241 | { |
b5f47924 SS |
242 | struct dump_file_info *dfi; |
243 | ||
244 | if (phase == TDI_none) | |
245 | return NULL; | |
246 | ||
247 | dfi = get_dump_file_info (phase); | |
799505ae DM |
248 | |
249 | return get_dump_file_name (dfi); | |
250 | } | |
251 | ||
252 | /* Return the name of the dump file for the given dump_file_info. | |
253 | The caller is responsible for calling free on the returned | |
254 | buffer. | |
255 | If the dump is not enabled, returns NULL. */ | |
256 | ||
257 | char * | |
258 | gcc::dump_manager:: | |
259 | get_dump_file_name (struct dump_file_info *dfi) const | |
260 | { | |
261 | char dump_id[10]; | |
262 | ||
263 | gcc_assert (dfi); | |
264 | ||
b5f47924 SS |
265 | if (dfi->pstate == 0) |
266 | return NULL; | |
267 | ||
268 | /* If available, use the command line dump filename. */ | |
269 | if (dfi->pfilename) | |
270 | return xstrdup (dfi->pfilename); | |
271 | ||
272 | if (dfi->num < 0) | |
273 | dump_id[0] = '\0'; | |
274 | else | |
275 | { | |
8264c84d ML |
276 | /* (null), LANG, TREE, RTL, IPA. */ |
277 | char suffix = " ltri"[dfi->dkind]; | |
a529e0a6 | 278 | |
8264c84d | 279 | if (snprintf (dump_id, sizeof (dump_id), ".%03d%c", dfi->num, suffix) < 0) |
b5f47924 SS |
280 | dump_id[0] = '\0'; |
281 | } | |
282 | ||
283 | return concat (dump_base_name, dump_id, dfi->suffix, NULL); | |
284 | } | |
285 | ||
286 | /* For a given DFI, open an alternate dump filename (which could also | |
287 | be a standard stream such as stdout/stderr). If the alternate dump | |
288 | file cannot be opened, return NULL. */ | |
289 | ||
290 | static FILE * | |
291 | dump_open_alternate_stream (struct dump_file_info *dfi) | |
292 | { | |
293 | FILE *stream ; | |
294 | if (!dfi->alt_filename) | |
295 | return NULL; | |
296 | ||
297 | if (dfi->alt_stream) | |
298 | return dfi->alt_stream; | |
299 | ||
c3284718 | 300 | stream = strcmp ("stderr", dfi->alt_filename) == 0 |
b5f47924 | 301 | ? stderr |
c3284718 RS |
302 | : strcmp ("stdout", dfi->alt_filename) == 0 |
303 | ? stdout | |
b5f47924 SS |
304 | : fopen (dfi->alt_filename, dfi->alt_state < 0 ? "w" : "a"); |
305 | ||
306 | if (!stream) | |
307 | error ("could not open dump file %qs: %m", dfi->alt_filename); | |
308 | else | |
309 | dfi->alt_state = 1; | |
310 | ||
311 | return stream; | |
312 | } | |
313 | ||
314 | /* Print source location on DFILE if enabled. */ | |
315 | ||
316 | void | |
1a817418 | 317 | dump_loc (dump_flags_t dump_kind, FILE *dfile, source_location loc) |
b5f47924 | 318 | { |
b5f47924 SS |
319 | if (dump_kind) |
320 | { | |
502498d5 | 321 | if (LOCATION_LOCUS (loc) > BUILTINS_LOCATION) |
e645e942 | 322 | fprintf (dfile, "%s:%d:%d: note: ", LOCATION_FILE (loc), |
103ff0d6 | 323 | LOCATION_LINE (loc), LOCATION_COLUMN (loc)); |
a3d7af04 | 324 | else if (current_function_decl) |
e645e942 | 325 | fprintf (dfile, "%s:%d:%d: note: ", |
b5f47924 | 326 | DECL_SOURCE_FILE (current_function_decl), |
103ff0d6 TJ |
327 | DECL_SOURCE_LINE (current_function_decl), |
328 | DECL_SOURCE_COLUMN (current_function_decl)); | |
b5f47924 SS |
329 | } |
330 | } | |
331 | ||
332 | /* Dump gimple statement GS with SPC indentation spaces and | |
333 | EXTRA_DUMP_FLAGS on the dump streams if DUMP_KIND is enabled. */ | |
334 | ||
335 | void | |
1a817418 ML |
336 | dump_gimple_stmt (dump_flags_t dump_kind, dump_flags_t extra_dump_flags, |
337 | gimple *gs, int spc) | |
b5f47924 SS |
338 | { |
339 | if (dump_file && (dump_kind & pflags)) | |
340 | print_gimple_stmt (dump_file, gs, spc, dump_flags | extra_dump_flags); | |
341 | ||
342 | if (alt_dump_file && (dump_kind & alt_flags)) | |
343 | print_gimple_stmt (alt_dump_file, gs, spc, dump_flags | extra_dump_flags); | |
344 | } | |
345 | ||
346 | /* Similar to dump_gimple_stmt, except additionally print source location. */ | |
347 | ||
348 | void | |
1a817418 ML |
349 | dump_gimple_stmt_loc (dump_flags_t dump_kind, source_location loc, |
350 | dump_flags_t extra_dump_flags, gimple *gs, int spc) | |
b5f47924 SS |
351 | { |
352 | if (dump_file && (dump_kind & pflags)) | |
353 | { | |
354 | dump_loc (dump_kind, dump_file, loc); | |
355 | print_gimple_stmt (dump_file, gs, spc, dump_flags | extra_dump_flags); | |
356 | } | |
357 | ||
358 | if (alt_dump_file && (dump_kind & alt_flags)) | |
359 | { | |
360 | dump_loc (dump_kind, alt_dump_file, loc); | |
361 | print_gimple_stmt (alt_dump_file, gs, spc, dump_flags | extra_dump_flags); | |
362 | } | |
363 | } | |
364 | ||
365 | /* Dump expression tree T using EXTRA_DUMP_FLAGS on dump streams if | |
366 | DUMP_KIND is enabled. */ | |
367 | ||
368 | void | |
1a817418 ML |
369 | dump_generic_expr (dump_flags_t dump_kind, dump_flags_t extra_dump_flags, |
370 | tree t) | |
b5f47924 SS |
371 | { |
372 | if (dump_file && (dump_kind & pflags)) | |
373 | print_generic_expr (dump_file, t, dump_flags | extra_dump_flags); | |
374 | ||
375 | if (alt_dump_file && (dump_kind & alt_flags)) | |
376 | print_generic_expr (alt_dump_file, t, dump_flags | extra_dump_flags); | |
377 | } | |
378 | ||
379 | ||
380 | /* Similar to dump_generic_expr, except additionally print the source | |
381 | location. */ | |
382 | ||
383 | void | |
384 | dump_generic_expr_loc (int dump_kind, source_location loc, | |
1a817418 | 385 | dump_flags_t extra_dump_flags, tree t) |
b5f47924 SS |
386 | { |
387 | if (dump_file && (dump_kind & pflags)) | |
388 | { | |
389 | dump_loc (dump_kind, dump_file, loc); | |
390 | print_generic_expr (dump_file, t, dump_flags | extra_dump_flags); | |
391 | } | |
392 | ||
393 | if (alt_dump_file && (dump_kind & alt_flags)) | |
394 | { | |
395 | dump_loc (dump_kind, alt_dump_file, loc); | |
396 | print_generic_expr (alt_dump_file, t, dump_flags | extra_dump_flags); | |
397 | } | |
398 | } | |
399 | ||
400 | /* Output a formatted message using FORMAT on appropriate dump streams. */ | |
401 | ||
402 | void | |
1a817418 | 403 | dump_printf (dump_flags_t dump_kind, const char *format, ...) |
b5f47924 SS |
404 | { |
405 | if (dump_file && (dump_kind & pflags)) | |
406 | { | |
407 | va_list ap; | |
408 | va_start (ap, format); | |
409 | vfprintf (dump_file, format, ap); | |
410 | va_end (ap); | |
411 | } | |
412 | ||
413 | if (alt_dump_file && (dump_kind & alt_flags)) | |
414 | { | |
415 | va_list ap; | |
416 | va_start (ap, format); | |
417 | vfprintf (alt_dump_file, format, ap); | |
418 | va_end (ap); | |
419 | } | |
420 | } | |
421 | ||
422 | /* Similar to dump_printf, except source location is also printed. */ | |
423 | ||
424 | void | |
1a817418 ML |
425 | dump_printf_loc (dump_flags_t dump_kind, source_location loc, |
426 | const char *format, ...) | |
b5f47924 SS |
427 | { |
428 | if (dump_file && (dump_kind & pflags)) | |
429 | { | |
430 | va_list ap; | |
431 | dump_loc (dump_kind, dump_file, loc); | |
432 | va_start (ap, format); | |
433 | vfprintf (dump_file, format, ap); | |
434 | va_end (ap); | |
435 | } | |
436 | ||
437 | if (alt_dump_file && (dump_kind & alt_flags)) | |
438 | { | |
439 | va_list ap; | |
440 | dump_loc (dump_kind, alt_dump_file, loc); | |
441 | va_start (ap, format); | |
442 | vfprintf (alt_dump_file, format, ap); | |
443 | va_end (ap); | |
444 | } | |
445 | } | |
446 | ||
447 | /* Start a dump for PHASE. Store user-supplied dump flags in | |
448 | *FLAG_PTR. Return the number of streams opened. Set globals | |
449 | DUMP_FILE, and ALT_DUMP_FILE to point to the opened streams, and | |
2b4e6bf1 SS |
450 | set dump_flags appropriately for both pass dump stream and |
451 | -fopt-info stream. */ | |
b5f47924 SS |
452 | |
453 | int | |
47e0da37 | 454 | gcc::dump_manager:: |
1a817418 | 455 | dump_start (int phase, dump_flags_t *flag_ptr) |
b5f47924 SS |
456 | { |
457 | int count = 0; | |
458 | char *name; | |
459 | struct dump_file_info *dfi; | |
460 | FILE *stream; | |
74911c3c | 461 | if (phase == TDI_none || !dump_phase_enabled_p (phase)) |
b5f47924 SS |
462 | return 0; |
463 | ||
464 | dfi = get_dump_file_info (phase); | |
465 | name = get_dump_file_name (phase); | |
466 | if (name) | |
467 | { | |
c3284718 | 468 | stream = strcmp ("stderr", name) == 0 |
b5f47924 | 469 | ? stderr |
c3284718 RS |
470 | : strcmp ("stdout", name) == 0 |
471 | ? stdout | |
b5f47924 SS |
472 | : fopen (name, dfi->pstate < 0 ? "w" : "a"); |
473 | if (!stream) | |
474 | error ("could not open dump file %qs: %m", name); | |
475 | else | |
476 | { | |
477 | dfi->pstate = 1; | |
478 | count++; | |
479 | } | |
480 | free (name); | |
481 | dfi->pstream = stream; | |
482 | dump_file = dfi->pstream; | |
483 | /* Initialize current dump flags. */ | |
8264c84d | 484 | pflags = dfi->pflags; |
b5f47924 SS |
485 | } |
486 | ||
487 | stream = dump_open_alternate_stream (dfi); | |
488 | if (stream) | |
489 | { | |
490 | dfi->alt_stream = stream; | |
491 | count++; | |
492 | alt_dump_file = dfi->alt_stream; | |
2b4e6bf1 | 493 | /* Initialize current -fopt-info flags. */ |
8264c84d | 494 | alt_flags = dfi->alt_flags; |
b5f47924 SS |
495 | } |
496 | ||
497 | if (flag_ptr) | |
498 | *flag_ptr = dfi->pflags; | |
499 | ||
500 | return count; | |
501 | } | |
502 | ||
503 | /* Finish a tree dump for PHASE and close associated dump streams. Also | |
504 | reset the globals DUMP_FILE, ALT_DUMP_FILE, and DUMP_FLAGS. */ | |
505 | ||
506 | void | |
47e0da37 | 507 | gcc::dump_manager:: |
b5f47924 SS |
508 | dump_finish (int phase) |
509 | { | |
510 | struct dump_file_info *dfi; | |
511 | ||
512 | if (phase < 0) | |
513 | return; | |
514 | dfi = get_dump_file_info (phase); | |
71191083 | 515 | if (dfi->pstream && (!dfi->pfilename |
c3284718 RS |
516 | || (strcmp ("stderr", dfi->pfilename) != 0 |
517 | && strcmp ("stdout", dfi->pfilename) != 0))) | |
b5f47924 SS |
518 | fclose (dfi->pstream); |
519 | ||
c3284718 RS |
520 | if (dfi->alt_stream && strcmp ("stderr", dfi->alt_filename) != 0 |
521 | && strcmp ("stdout", dfi->alt_filename) != 0) | |
b5f47924 SS |
522 | fclose (dfi->alt_stream); |
523 | ||
524 | dfi->alt_stream = NULL; | |
525 | dfi->pstream = NULL; | |
526 | dump_file = NULL; | |
527 | alt_dump_file = NULL; | |
528 | dump_flags = TDI_none; | |
529 | alt_flags = 0; | |
530 | pflags = 0; | |
531 | } | |
532 | ||
533 | /* Begin a tree dump for PHASE. Stores any user supplied flag in | |
534 | *FLAG_PTR and returns a stream to write to. If the dump is not | |
535 | enabled, returns NULL. | |
536 | Multiple calls will reopen and append to the dump file. */ | |
537 | ||
538 | FILE * | |
1a817418 | 539 | dump_begin (int phase, dump_flags_t *flag_ptr) |
47e0da37 DM |
540 | { |
541 | return g->get_dumps ()->dump_begin (phase, flag_ptr); | |
542 | } | |
543 | ||
544 | FILE * | |
545 | gcc::dump_manager:: | |
1a817418 | 546 | dump_begin (int phase, dump_flags_t *flag_ptr) |
b5f47924 SS |
547 | { |
548 | char *name; | |
549 | struct dump_file_info *dfi; | |
550 | FILE *stream; | |
551 | ||
74911c3c | 552 | if (phase == TDI_none || !dump_phase_enabled_p (phase)) |
b5f47924 SS |
553 | return NULL; |
554 | ||
555 | name = get_dump_file_name (phase); | |
556 | if (!name) | |
557 | return NULL; | |
558 | dfi = get_dump_file_info (phase); | |
559 | ||
c3284718 | 560 | stream = strcmp ("stderr", name) == 0 |
b5f47924 | 561 | ? stderr |
c3284718 RS |
562 | : strcmp ("stdout", name) == 0 |
563 | ? stdout | |
b5f47924 SS |
564 | : fopen (name, dfi->pstate < 0 ? "w" : "a"); |
565 | ||
566 | if (!stream) | |
567 | error ("could not open dump file %qs: %m", name); | |
568 | else | |
569 | dfi->pstate = 1; | |
570 | free (name); | |
571 | ||
572 | if (flag_ptr) | |
573 | *flag_ptr = dfi->pflags; | |
574 | ||
575 | /* Initialize current flags */ | |
576 | pflags = dfi->pflags; | |
577 | return stream; | |
578 | } | |
579 | ||
580 | /* Returns nonzero if dump PHASE is enabled for at least one stream. | |
581 | If PHASE is TDI_tree_all, return nonzero if any dump is enabled for | |
582 | any phase. */ | |
583 | ||
47e0da37 DM |
584 | int |
585 | gcc::dump_manager:: | |
586 | dump_phase_enabled_p (int phase) const | |
b5f47924 SS |
587 | { |
588 | if (phase == TDI_tree_all) | |
589 | { | |
590 | size_t i; | |
591 | for (i = TDI_none + 1; i < (size_t) TDI_end; i++) | |
592 | if (dump_files[i].pstate || dump_files[i].alt_state) | |
593 | return 1; | |
47e0da37 DM |
594 | for (i = 0; i < m_extra_dump_files_in_use; i++) |
595 | if (m_extra_dump_files[i].pstate || m_extra_dump_files[i].alt_state) | |
b5f47924 SS |
596 | return 1; |
597 | return 0; | |
598 | } | |
599 | else | |
600 | { | |
601 | struct dump_file_info *dfi = get_dump_file_info (phase); | |
602 | return dfi->pstate || dfi->alt_state; | |
603 | } | |
604 | } | |
605 | ||
606 | /* Returns nonzero if tree dump PHASE has been initialized. */ | |
607 | ||
608 | int | |
47e0da37 DM |
609 | gcc::dump_manager:: |
610 | dump_initialized_p (int phase) const | |
b5f47924 SS |
611 | { |
612 | struct dump_file_info *dfi = get_dump_file_info (phase); | |
613 | return dfi->pstate > 0 || dfi->alt_state > 0; | |
614 | } | |
615 | ||
616 | /* Returns the switch name of PHASE. */ | |
617 | ||
618 | const char * | |
619 | dump_flag_name (int phase) | |
47e0da37 DM |
620 | { |
621 | return g->get_dumps ()->dump_flag_name (phase); | |
622 | } | |
623 | ||
624 | const char * | |
625 | gcc::dump_manager:: | |
626 | dump_flag_name (int phase) const | |
b5f47924 SS |
627 | { |
628 | struct dump_file_info *dfi = get_dump_file_info (phase); | |
629 | return dfi->swtch; | |
630 | } | |
631 | ||
632 | /* Finish a tree dump for PHASE. STREAM is the stream created by | |
633 | dump_begin. */ | |
634 | ||
635 | void | |
636 | dump_end (int phase ATTRIBUTE_UNUSED, FILE *stream) | |
637 | { | |
638 | if (stream != stderr && stream != stdout) | |
639 | fclose (stream); | |
640 | } | |
641 | ||
642 | /* Enable all tree dumps with FLAGS on FILENAME. Return number of | |
643 | enabled tree dumps. */ | |
644 | ||
47e0da37 DM |
645 | int |
646 | gcc::dump_manager:: | |
8264c84d | 647 | dump_enable_all (dump_kind dkind, dump_flags_t flags, const char *filename) |
b5f47924 | 648 | { |
b5f47924 SS |
649 | int n = 0; |
650 | size_t i; | |
651 | ||
652 | for (i = TDI_none + 1; i < (size_t) TDI_end; i++) | |
653 | { | |
8264c84d | 654 | if ((dump_files[i].dkind == dkind)) |
b5f47924 SS |
655 | { |
656 | const char *old_filename = dump_files[i].pfilename; | |
657 | dump_files[i].pstate = -1; | |
658 | dump_files[i].pflags |= flags; | |
659 | n++; | |
660 | /* Override the existing filename. */ | |
661 | if (filename) | |
662 | { | |
663 | dump_files[i].pfilename = xstrdup (filename); | |
664 | /* Since it is a command-line provided file, which is | |
665 | common to all the phases, use it in append mode. */ | |
666 | dump_files[i].pstate = 1; | |
667 | } | |
668 | if (old_filename && filename != old_filename) | |
669 | free (CONST_CAST (char *, old_filename)); | |
670 | } | |
671 | } | |
672 | ||
47e0da37 | 673 | for (i = 0; i < m_extra_dump_files_in_use; i++) |
b5f47924 | 674 | { |
8264c84d | 675 | if ((m_extra_dump_files[i].dkind == dkind)) |
b5f47924 | 676 | { |
47e0da37 DM |
677 | const char *old_filename = m_extra_dump_files[i].pfilename; |
678 | m_extra_dump_files[i].pstate = -1; | |
679 | m_extra_dump_files[i].pflags |= flags; | |
b5f47924 SS |
680 | n++; |
681 | /* Override the existing filename. */ | |
682 | if (filename) | |
683 | { | |
47e0da37 | 684 | m_extra_dump_files[i].pfilename = xstrdup (filename); |
b5f47924 SS |
685 | /* Since it is a command-line provided file, which is |
686 | common to all the phases, use it in append mode. */ | |
47e0da37 | 687 | m_extra_dump_files[i].pstate = 1; |
b5f47924 SS |
688 | } |
689 | if (old_filename && filename != old_filename) | |
690 | free (CONST_CAST (char *, old_filename)); | |
691 | } | |
692 | } | |
693 | ||
694 | return n; | |
695 | } | |
696 | ||
2b4e6bf1 SS |
697 | /* Enable -fopt-info dumps on all dump files matching OPTGROUP_FLAGS. |
698 | Enable dumps with FLAGS on FILENAME. Return the number of enabled | |
699 | dumps. */ | |
b5f47924 | 700 | |
47e0da37 DM |
701 | int |
702 | gcc::dump_manager:: | |
1a817418 ML |
703 | opt_info_enable_passes (int optgroup_flags, dump_flags_t flags, |
704 | const char *filename) | |
b5f47924 SS |
705 | { |
706 | int n = 0; | |
707 | size_t i; | |
708 | ||
709 | for (i = TDI_none + 1; i < (size_t) TDI_end; i++) | |
710 | { | |
2b4e6bf1 | 711 | if ((dump_files[i].optgroup_flags & optgroup_flags)) |
b5f47924 SS |
712 | { |
713 | const char *old_filename = dump_files[i].alt_filename; | |
714 | /* Since this file is shared among different passes, it | |
715 | should be opened in append mode. */ | |
716 | dump_files[i].alt_state = 1; | |
717 | dump_files[i].alt_flags |= flags; | |
718 | n++; | |
719 | /* Override the existing filename. */ | |
720 | if (filename) | |
721 | dump_files[i].alt_filename = xstrdup (filename); | |
722 | if (old_filename && filename != old_filename) | |
723 | free (CONST_CAST (char *, old_filename)); | |
724 | } | |
725 | } | |
726 | ||
47e0da37 | 727 | for (i = 0; i < m_extra_dump_files_in_use; i++) |
b5f47924 | 728 | { |
47e0da37 | 729 | if ((m_extra_dump_files[i].optgroup_flags & optgroup_flags)) |
b5f47924 | 730 | { |
47e0da37 | 731 | const char *old_filename = m_extra_dump_files[i].alt_filename; |
b5f47924 SS |
732 | /* Since this file is shared among different passes, it |
733 | should be opened in append mode. */ | |
47e0da37 DM |
734 | m_extra_dump_files[i].alt_state = 1; |
735 | m_extra_dump_files[i].alt_flags |= flags; | |
b5f47924 SS |
736 | n++; |
737 | /* Override the existing filename. */ | |
738 | if (filename) | |
47e0da37 | 739 | m_extra_dump_files[i].alt_filename = xstrdup (filename); |
b5f47924 SS |
740 | if (old_filename && filename != old_filename) |
741 | free (CONST_CAST (char *, old_filename)); | |
742 | } | |
743 | } | |
744 | ||
745 | return n; | |
746 | } | |
747 | ||
748 | /* Parse ARG as a dump switch. Return nonzero if it is, and store the | |
749 | relevant details in the dump_files array. */ | |
750 | ||
47e0da37 DM |
751 | int |
752 | gcc::dump_manager:: | |
b5f47924 SS |
753 | dump_switch_p_1 (const char *arg, struct dump_file_info *dfi, bool doglob) |
754 | { | |
755 | const char *option_value; | |
756 | const char *ptr; | |
1a817418 | 757 | dump_flags_t flags; |
b5f47924 SS |
758 | |
759 | if (doglob && !dfi->glob) | |
760 | return 0; | |
761 | ||
762 | option_value = skip_leading_substring (arg, doglob ? dfi->glob : dfi->swtch); | |
763 | if (!option_value) | |
764 | return 0; | |
765 | ||
766 | if (*option_value && *option_value != '-' && *option_value != '=') | |
767 | return 0; | |
768 | ||
769 | ptr = option_value; | |
770 | flags = 0; | |
771 | ||
772 | while (*ptr) | |
773 | { | |
774 | const struct dump_option_value_info *option_ptr; | |
775 | const char *end_ptr; | |
776 | const char *eq_ptr; | |
777 | unsigned length; | |
778 | ||
779 | while (*ptr == '-') | |
780 | ptr++; | |
781 | end_ptr = strchr (ptr, '-'); | |
782 | eq_ptr = strchr (ptr, '='); | |
783 | ||
784 | if (eq_ptr && !end_ptr) | |
785 | end_ptr = eq_ptr; | |
786 | ||
787 | if (!end_ptr) | |
788 | end_ptr = ptr + strlen (ptr); | |
789 | length = end_ptr - ptr; | |
790 | ||
791 | for (option_ptr = dump_options; option_ptr->name; option_ptr++) | |
792 | if (strlen (option_ptr->name) == length | |
793 | && !memcmp (option_ptr->name, ptr, length)) | |
794 | { | |
795 | flags |= option_ptr->value; | |
796 | goto found; | |
797 | } | |
798 | ||
799 | if (*ptr == '=') | |
800 | { | |
801 | /* Interpret rest of the argument as a dump filename. This | |
802 | filename overrides other command line filenames. */ | |
803 | if (dfi->pfilename) | |
804 | free (CONST_CAST (char *, dfi->pfilename)); | |
805 | dfi->pfilename = xstrdup (ptr + 1); | |
806 | break; | |
807 | } | |
808 | else | |
809 | warning (0, "ignoring unknown option %q.*s in %<-fdump-%s%>", | |
810 | length, ptr, dfi->swtch); | |
811 | found:; | |
812 | ptr = end_ptr; | |
813 | } | |
814 | ||
815 | dfi->pstate = -1; | |
816 | dfi->pflags |= flags; | |
817 | ||
818 | /* Process -fdump-tree-all and -fdump-rtl-all, by enabling all the | |
819 | known dumps. */ | |
820 | if (dfi->suffix == NULL) | |
8264c84d | 821 | dump_enable_all (dfi->dkind, dfi->pflags, dfi->pfilename); |
b5f47924 SS |
822 | |
823 | return 1; | |
824 | } | |
825 | ||
826 | int | |
47e0da37 | 827 | gcc::dump_manager:: |
b5f47924 SS |
828 | dump_switch_p (const char *arg) |
829 | { | |
830 | size_t i; | |
831 | int any = 0; | |
832 | ||
833 | for (i = TDI_none + 1; i != TDI_end; i++) | |
834 | any |= dump_switch_p_1 (arg, &dump_files[i], false); | |
835 | ||
836 | /* Don't glob if we got a hit already */ | |
837 | if (!any) | |
838 | for (i = TDI_none + 1; i != TDI_end; i++) | |
839 | any |= dump_switch_p_1 (arg, &dump_files[i], true); | |
840 | ||
47e0da37 DM |
841 | for (i = 0; i < m_extra_dump_files_in_use; i++) |
842 | any |= dump_switch_p_1 (arg, &m_extra_dump_files[i], false); | |
b5f47924 SS |
843 | |
844 | if (!any) | |
47e0da37 DM |
845 | for (i = 0; i < m_extra_dump_files_in_use; i++) |
846 | any |= dump_switch_p_1 (arg, &m_extra_dump_files[i], true); | |
b5f47924 SS |
847 | |
848 | ||
849 | return any; | |
850 | } | |
851 | ||
2b4e6bf1 SS |
852 | /* Parse ARG as a -fopt-info switch and store flags, optgroup_flags |
853 | and filename. Return non-zero if it is a recognized switch. */ | |
b5f47924 SS |
854 | |
855 | static int | |
1a817418 | 856 | opt_info_switch_p_1 (const char *arg, dump_flags_t *flags, int *optgroup_flags, |
2b4e6bf1 | 857 | char **filename) |
b5f47924 SS |
858 | { |
859 | const char *option_value; | |
860 | const char *ptr; | |
861 | ||
862 | option_value = arg; | |
863 | ptr = option_value; | |
864 | ||
865 | *filename = NULL; | |
866 | *flags = 0; | |
2b4e6bf1 | 867 | *optgroup_flags = 0; |
b5f47924 SS |
868 | |
869 | if (!ptr) | |
2b4e6bf1 | 870 | return 1; /* Handle '-fopt-info' without any additional options. */ |
b5f47924 SS |
871 | |
872 | while (*ptr) | |
873 | { | |
874 | const struct dump_option_value_info *option_ptr; | |
875 | const char *end_ptr; | |
876 | const char *eq_ptr; | |
877 | unsigned length; | |
878 | ||
879 | while (*ptr == '-') | |
880 | ptr++; | |
881 | end_ptr = strchr (ptr, '-'); | |
882 | eq_ptr = strchr (ptr, '='); | |
883 | ||
884 | if (eq_ptr && !end_ptr) | |
885 | end_ptr = eq_ptr; | |
886 | ||
887 | if (!end_ptr) | |
888 | end_ptr = ptr + strlen (ptr); | |
889 | length = end_ptr - ptr; | |
890 | ||
2b4e6bf1 SS |
891 | for (option_ptr = optinfo_verbosity_options; option_ptr->name; |
892 | option_ptr++) | |
b5f47924 SS |
893 | if (strlen (option_ptr->name) == length |
894 | && !memcmp (option_ptr->name, ptr, length)) | |
895 | { | |
896 | *flags |= option_ptr->value; | |
897 | goto found; | |
898 | } | |
899 | ||
2b4e6bf1 SS |
900 | for (option_ptr = optgroup_options; option_ptr->name; option_ptr++) |
901 | if (strlen (option_ptr->name) == length | |
902 | && !memcmp (option_ptr->name, ptr, length)) | |
903 | { | |
904 | *optgroup_flags |= option_ptr->value; | |
905 | goto found; | |
906 | } | |
907 | ||
b5f47924 SS |
908 | if (*ptr == '=') |
909 | { | |
910 | /* Interpret rest of the argument as a dump filename. This | |
911 | filename overrides other command line filenames. */ | |
912 | *filename = xstrdup (ptr + 1); | |
913 | break; | |
914 | } | |
915 | else | |
2b4e6bf1 SS |
916 | { |
917 | warning (0, "unknown option %q.*s in %<-fopt-info-%s%>", | |
918 | length, ptr, arg); | |
919 | return 0; | |
920 | } | |
b5f47924 SS |
921 | found:; |
922 | ptr = end_ptr; | |
923 | } | |
924 | ||
925 | return 1; | |
926 | } | |
927 | ||
928 | /* Return non-zero if ARG is a recognized switch for | |
929 | -fopt-info. Return zero otherwise. */ | |
930 | ||
931 | int | |
932 | opt_info_switch_p (const char *arg) | |
933 | { | |
1a817418 | 934 | dump_flags_t flags; |
2b4e6bf1 | 935 | int optgroup_flags; |
b5f47924 | 936 | char *filename; |
2b4e6bf1 | 937 | static char *file_seen = NULL; |
47e0da37 | 938 | gcc::dump_manager *dumps = g->get_dumps (); |
b5f47924 | 939 | |
2b4e6bf1 SS |
940 | if (!opt_info_switch_p_1 (arg, &flags, &optgroup_flags, &filename)) |
941 | return 0; | |
b5f47924 SS |
942 | |
943 | if (!filename) | |
944 | filename = xstrdup ("stderr"); | |
2b4e6bf1 SS |
945 | |
946 | /* Bail out if a different filename has been specified. */ | |
947 | if (file_seen && strcmp (file_seen, filename)) | |
948 | { | |
949 | warning (0, "ignoring possibly conflicting option %<-fopt-info-%s%>", | |
950 | arg); | |
951 | return 1; | |
952 | } | |
953 | ||
954 | file_seen = xstrdup (filename); | |
b5f47924 | 955 | if (!flags) |
5d318fd4 | 956 | flags = MSG_OPTIMIZED_LOCATIONS; |
2b4e6bf1 SS |
957 | if (!optgroup_flags) |
958 | optgroup_flags = OPTGROUP_ALL; | |
b5f47924 | 959 | |
47e0da37 | 960 | return dumps->opt_info_enable_passes (optgroup_flags, flags, filename); |
b5f47924 SS |
961 | } |
962 | ||
b5f47924 SS |
963 | /* Print basic block on the dump streams. */ |
964 | ||
965 | void | |
966 | dump_basic_block (int dump_kind, basic_block bb, int indent) | |
967 | { | |
968 | if (dump_file && (dump_kind & pflags)) | |
969 | dump_bb (dump_file, bb, indent, TDF_DETAILS); | |
970 | if (alt_dump_file && (dump_kind & alt_flags)) | |
971 | dump_bb (alt_dump_file, bb, indent, TDF_DETAILS); | |
972 | } | |
973 | ||
c24e924f NS |
974 | /* Dump FUNCTION_DECL FN as tree dump PHASE. */ |
975 | ||
976 | void | |
977 | dump_function (int phase, tree fn) | |
978 | { | |
979 | FILE *stream; | |
1a817418 | 980 | dump_flags_t flags; |
c24e924f NS |
981 | |
982 | stream = dump_begin (phase, &flags); | |
983 | if (stream) | |
984 | { | |
985 | dump_function_to_file (fn, stream, flags); | |
986 | dump_end (phase, stream); | |
987 | } | |
988 | } | |
989 | ||
b5f47924 SS |
990 | /* Print information from the combine pass on dump_file. */ |
991 | ||
992 | void | |
993 | print_combine_total_stats (void) | |
994 | { | |
995 | if (dump_file) | |
996 | dump_combine_total_stats (dump_file); | |
997 | } | |
998 | ||
999 | /* Enable RTL dump for all the RTL passes. */ | |
1000 | ||
1001 | bool | |
1002 | enable_rtl_dump_file (void) | |
1003 | { | |
47e0da37 DM |
1004 | gcc::dump_manager *dumps = g->get_dumps (); |
1005 | int num_enabled = | |
8264c84d ML |
1006 | dumps->dump_enable_all (DK_rtl, dump_flags_t (TDF_DETAILS) | TDF_BLOCKS, |
1007 | NULL); | |
47e0da37 | 1008 | return num_enabled > 0; |
b5f47924 | 1009 | } |