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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" |
b5f47924 SS |
29 | |
30 | /* If non-NULL, return one past-the-end of the matching SUBPART of | |
31 | the WHOLE string. */ | |
32 | #define skip_leading_substring(whole, part) \ | |
33 | (strncmp (whole, part, strlen (part)) ? NULL : whole + strlen (part)) | |
34 | ||
35 | static int pflags; /* current dump_flags */ | |
36 | static int alt_flags; /* current opt_info flags */ | |
b5f47924 SS |
37 | |
38 | static void dump_loc (int, FILE *, source_location); | |
b5f47924 SS |
39 | static FILE *dump_open_alternate_stream (struct dump_file_info *); |
40 | ||
73fbfcad SS |
41 | /* These are currently used for communicating between passes. |
42 | However, instead of accessing them directly, the passes can use | |
43 | dump_printf () for dumps. */ | |
44 | FILE *dump_file = NULL; | |
45 | FILE *alt_dump_file = NULL; | |
46 | const char *dump_file_name; | |
2b4e6bf1 | 47 | int dump_flags; |
73fbfcad | 48 | |
b5f47924 SS |
49 | /* Table of tree dump switches. This must be consistent with the |
50 | TREE_DUMP_INDEX enumeration in dumpfile.h. */ | |
51 | static struct dump_file_info dump_files[TDI_end] = | |
52 | { | |
182c7868 | 53 | {NULL, NULL, NULL, NULL, NULL, NULL, NULL, 0, 0, 0, 0, 0, 0, false, false}, |
b5f47924 | 54 | {".cgraph", "ipa-cgraph", NULL, NULL, NULL, NULL, NULL, TDF_IPA, |
182c7868 | 55 | 0, 0, 0, 0, 0, false, false}, |
eefe9a99 | 56 | {".type-inheritance", "ipa-type-inheritance", NULL, NULL, NULL, NULL, NULL, TDF_IPA, |
182c7868 | 57 | 0, 0, 0, 0, 0, false, false}, |
0bdad123 ML |
58 | {".ipa-clones", "ipa-clones", NULL, NULL, NULL, NULL, NULL, TDF_IPA, |
59 | 0, 0, 0, 0, 0, false, false}, | |
b5f47924 | 60 | {".tu", "translation-unit", NULL, NULL, NULL, NULL, NULL, TDF_TREE, |
182c7868 | 61 | 0, 0, 0, 0, 1, false, false}, |
b5f47924 | 62 | {".class", "class-hierarchy", NULL, NULL, NULL, NULL, NULL, TDF_TREE, |
182c7868 | 63 | 0, 0, 0, 0, 2, false, false}, |
b5f47924 | 64 | {".original", "tree-original", NULL, NULL, NULL, NULL, NULL, TDF_TREE, |
182c7868 | 65 | 0, 0, 0, 0, 3, false, false}, |
b5f47924 | 66 | {".gimple", "tree-gimple", NULL, NULL, NULL, NULL, NULL, TDF_TREE, |
182c7868 | 67 | 0, 0, 0, 0, 4, false, false}, |
b5f47924 | 68 | {".nested", "tree-nested", NULL, NULL, NULL, NULL, NULL, TDF_TREE, |
182c7868 | 69 | 0, 0, 0, 0, 5, false, false}, |
af9acf91 | 70 | #define FIRST_AUTO_NUMBERED_DUMP 6 |
b5f47924 SS |
71 | |
72 | {NULL, "tree-all", NULL, NULL, NULL, NULL, NULL, TDF_TREE, | |
182c7868 | 73 | 0, 0, 0, 0, 0, false, false}, |
b5f47924 | 74 | {NULL, "rtl-all", NULL, NULL, NULL, NULL, NULL, TDF_RTL, |
182c7868 | 75 | 0, 0, 0, 0, 0, false, false}, |
b5f47924 | 76 | {NULL, "ipa-all", NULL, NULL, NULL, NULL, NULL, TDF_IPA, |
182c7868 | 77 | 0, 0, 0, 0, 0, false, false}, |
b5f47924 SS |
78 | }; |
79 | ||
b5f47924 SS |
80 | /* Define a name->number mapping for a dump flag value. */ |
81 | struct dump_option_value_info | |
82 | { | |
83 | const char *const name; /* the name of the value */ | |
84 | const int value; /* the value of the name */ | |
85 | }; | |
86 | ||
87 | /* Table of dump options. This must be consistent with the TDF_* flags | |
88 | in dumpfile.h and opt_info_options below. */ | |
89 | static const struct dump_option_value_info dump_options[] = | |
90 | { | |
91 | {"address", TDF_ADDRESS}, | |
92 | {"asmname", TDF_ASMNAME}, | |
93 | {"slim", TDF_SLIM}, | |
94 | {"raw", TDF_RAW}, | |
95 | {"graph", TDF_GRAPH}, | |
96 | {"details", (TDF_DETAILS | MSG_OPTIMIZED_LOCATIONS | |
97 | | MSG_MISSED_OPTIMIZATION | |
98 | | MSG_NOTE)}, | |
99 | {"cselib", TDF_CSELIB}, | |
100 | {"stats", TDF_STATS}, | |
101 | {"blocks", TDF_BLOCKS}, | |
102 | {"vops", TDF_VOPS}, | |
103 | {"lineno", TDF_LINENO}, | |
104 | {"uid", TDF_UID}, | |
105 | {"stmtaddr", TDF_STMTADDR}, | |
106 | {"memsyms", TDF_MEMSYMS}, | |
107 | {"verbose", TDF_VERBOSE}, | |
108 | {"eh", TDF_EH}, | |
109 | {"alias", TDF_ALIAS}, | |
110 | {"nouid", TDF_NOUID}, | |
111 | {"enumerate_locals", TDF_ENUMERATE_LOCALS}, | |
112 | {"scev", TDF_SCEV}, | |
1ee62b92 | 113 | {"gimple", TDF_GIMPLE}, |
f14726bd TJ |
114 | {"optimized", MSG_OPTIMIZED_LOCATIONS}, |
115 | {"missed", MSG_MISSED_OPTIMIZATION}, | |
116 | {"note", MSG_NOTE}, | |
117 | {"optall", MSG_ALL}, | |
b5f47924 SS |
118 | {"all", ~(TDF_RAW | TDF_SLIM | TDF_LINENO | TDF_TREE | TDF_RTL | TDF_IPA |
119 | | TDF_STMTADDR | TDF_GRAPH | TDF_DIAGNOSTIC | TDF_VERBOSE | |
1ee62b92 PG |
120 | | TDF_RHS_ONLY | TDF_NOUID | TDF_ENUMERATE_LOCALS | TDF_SCEV |
121 | | TDF_GIMPLE)}, | |
b5f47924 SS |
122 | {NULL, 0} |
123 | }; | |
124 | ||
2b4e6bf1 SS |
125 | /* A subset of the dump_options table which is used for -fopt-info |
126 | types. This must be consistent with the MSG_* flags in dumpfile.h. | |
b5f47924 | 127 | */ |
2b4e6bf1 | 128 | static const struct dump_option_value_info optinfo_verbosity_options[] = |
b5f47924 SS |
129 | { |
130 | {"optimized", MSG_OPTIMIZED_LOCATIONS}, | |
131 | {"missed", MSG_MISSED_OPTIMIZATION}, | |
132 | {"note", MSG_NOTE}, | |
2b4e6bf1 SS |
133 | {"all", MSG_ALL}, |
134 | {NULL, 0} | |
135 | }; | |
136 | ||
137 | /* Flags used for -fopt-info groups. */ | |
138 | static const struct dump_option_value_info optgroup_options[] = | |
139 | { | |
140 | {"ipa", OPTGROUP_IPA}, | |
141 | {"loop", OPTGROUP_LOOP}, | |
142 | {"inline", OPTGROUP_INLINE}, | |
56b1c60e | 143 | {"openmp", OPTGROUP_OPENMP}, |
2b4e6bf1 SS |
144 | {"vec", OPTGROUP_VEC}, |
145 | {"optall", OPTGROUP_ALL}, | |
b5f47924 SS |
146 | {NULL, 0} |
147 | }; | |
148 | ||
47e0da37 DM |
149 | gcc::dump_manager::dump_manager (): |
150 | m_next_dump (FIRST_AUTO_NUMBERED_DUMP), | |
151 | m_extra_dump_files (NULL), | |
152 | m_extra_dump_files_in_use (0), | |
153 | m_extra_dump_files_alloced (0) | |
154 | { | |
155 | } | |
156 | ||
10fdd6e9 DM |
157 | gcc::dump_manager::~dump_manager () |
158 | { | |
159 | for (size_t i = 0; i < m_extra_dump_files_in_use; i++) | |
160 | { | |
161 | dump_file_info *dfi = &m_extra_dump_files[i]; | |
162 | /* suffix, swtch, glob are statically allocated for the entries | |
163 | in dump_files, and for statistics, but are dynamically allocated | |
164 | for those for passes. */ | |
165 | if (dfi->owns_strings) | |
166 | { | |
167 | XDELETEVEC (const_cast <char *> (dfi->suffix)); | |
168 | XDELETEVEC (const_cast <char *> (dfi->swtch)); | |
169 | XDELETEVEC (const_cast <char *> (dfi->glob)); | |
170 | } | |
171 | /* These, if non-NULL, are always dynamically allocated. */ | |
172 | XDELETEVEC (const_cast <char *> (dfi->pfilename)); | |
173 | XDELETEVEC (const_cast <char *> (dfi->alt_filename)); | |
174 | } | |
175 | XDELETEVEC (m_extra_dump_files); | |
176 | } | |
177 | ||
b5f47924 | 178 | unsigned int |
47e0da37 | 179 | gcc::dump_manager:: |
b5f47924 | 180 | dump_register (const char *suffix, const char *swtch, const char *glob, |
10fdd6e9 DM |
181 | int flags, int optgroup_flags, |
182 | bool take_ownership) | |
b5f47924 | 183 | { |
47e0da37 | 184 | int num = m_next_dump++; |
b5f47924 | 185 | |
47e0da37 | 186 | size_t count = m_extra_dump_files_in_use++; |
b5f47924 | 187 | |
47e0da37 | 188 | if (count >= m_extra_dump_files_alloced) |
b5f47924 | 189 | { |
47e0da37 DM |
190 | if (m_extra_dump_files_alloced == 0) |
191 | m_extra_dump_files_alloced = 32; | |
b5f47924 | 192 | else |
47e0da37 DM |
193 | m_extra_dump_files_alloced *= 2; |
194 | m_extra_dump_files = XRESIZEVEC (struct dump_file_info, | |
195 | m_extra_dump_files, | |
196 | m_extra_dump_files_alloced); | |
b5f47924 SS |
197 | } |
198 | ||
47e0da37 DM |
199 | memset (&m_extra_dump_files[count], 0, sizeof (struct dump_file_info)); |
200 | m_extra_dump_files[count].suffix = suffix; | |
201 | m_extra_dump_files[count].swtch = swtch; | |
202 | m_extra_dump_files[count].glob = glob; | |
203 | m_extra_dump_files[count].pflags = flags; | |
204 | m_extra_dump_files[count].optgroup_flags = optgroup_flags; | |
205 | m_extra_dump_files[count].num = num; | |
10fdd6e9 | 206 | m_extra_dump_files[count].owns_strings = take_ownership; |
b5f47924 SS |
207 | |
208 | return count + TDI_end; | |
209 | } | |
210 | ||
211 | ||
212 | /* Return the dump_file_info for the given phase. */ | |
213 | ||
214 | struct dump_file_info * | |
47e0da37 DM |
215 | gcc::dump_manager:: |
216 | get_dump_file_info (int phase) const | |
b5f47924 SS |
217 | { |
218 | if (phase < TDI_end) | |
219 | return &dump_files[phase]; | |
47e0da37 | 220 | else if ((size_t) (phase - TDI_end) >= m_extra_dump_files_in_use) |
b5f47924 SS |
221 | return NULL; |
222 | else | |
47e0da37 | 223 | return m_extra_dump_files + (phase - TDI_end); |
b5f47924 SS |
224 | } |
225 | ||
799505ae DM |
226 | /* Locate the dump_file_info with swtch equal to SWTCH, |
227 | or return NULL if no such dump_file_info exists. */ | |
228 | ||
229 | struct dump_file_info * | |
230 | gcc::dump_manager:: | |
231 | get_dump_file_info_by_switch (const char *swtch) const | |
232 | { | |
233 | for (unsigned i = 0; i < m_extra_dump_files_in_use; i++) | |
234 | if (0 == strcmp (m_extra_dump_files[i].swtch, swtch)) | |
235 | return &m_extra_dump_files[i]; | |
236 | ||
237 | /* Not found. */ | |
238 | return NULL; | |
239 | } | |
240 | ||
b5f47924 SS |
241 | |
242 | /* Return the name of the dump file for the given phase. | |
799505ae DM |
243 | The caller is responsible for calling free on the returned |
244 | buffer. | |
b5f47924 SS |
245 | If the dump is not enabled, returns NULL. */ |
246 | ||
247 | char * | |
47e0da37 DM |
248 | gcc::dump_manager:: |
249 | get_dump_file_name (int phase) const | |
b5f47924 | 250 | { |
b5f47924 SS |
251 | struct dump_file_info *dfi; |
252 | ||
253 | if (phase == TDI_none) | |
254 | return NULL; | |
255 | ||
256 | dfi = get_dump_file_info (phase); | |
799505ae DM |
257 | |
258 | return get_dump_file_name (dfi); | |
259 | } | |
260 | ||
261 | /* Return the name of the dump file for the given dump_file_info. | |
262 | The caller is responsible for calling free on the returned | |
263 | buffer. | |
264 | If the dump is not enabled, returns NULL. */ | |
265 | ||
266 | char * | |
267 | gcc::dump_manager:: | |
268 | get_dump_file_name (struct dump_file_info *dfi) const | |
269 | { | |
270 | char dump_id[10]; | |
271 | ||
272 | gcc_assert (dfi); | |
273 | ||
b5f47924 SS |
274 | if (dfi->pstate == 0) |
275 | return NULL; | |
276 | ||
277 | /* If available, use the command line dump filename. */ | |
278 | if (dfi->pfilename) | |
279 | return xstrdup (dfi->pfilename); | |
280 | ||
281 | if (dfi->num < 0) | |
282 | dump_id[0] = '\0'; | |
283 | else | |
284 | { | |
285 | char suffix; | |
286 | if (dfi->pflags & TDF_TREE) | |
287 | suffix = 't'; | |
288 | else if (dfi->pflags & TDF_IPA) | |
289 | suffix = 'i'; | |
290 | else | |
291 | suffix = 'r'; | |
292 | ||
293 | if (snprintf (dump_id, sizeof (dump_id), ".%03d%c", dfi->num, suffix) < 0) | |
294 | dump_id[0] = '\0'; | |
295 | } | |
296 | ||
297 | return concat (dump_base_name, dump_id, dfi->suffix, NULL); | |
298 | } | |
299 | ||
300 | /* For a given DFI, open an alternate dump filename (which could also | |
301 | be a standard stream such as stdout/stderr). If the alternate dump | |
302 | file cannot be opened, return NULL. */ | |
303 | ||
304 | static FILE * | |
305 | dump_open_alternate_stream (struct dump_file_info *dfi) | |
306 | { | |
307 | FILE *stream ; | |
308 | if (!dfi->alt_filename) | |
309 | return NULL; | |
310 | ||
311 | if (dfi->alt_stream) | |
312 | return dfi->alt_stream; | |
313 | ||
c3284718 | 314 | stream = strcmp ("stderr", dfi->alt_filename) == 0 |
b5f47924 | 315 | ? stderr |
c3284718 RS |
316 | : strcmp ("stdout", dfi->alt_filename) == 0 |
317 | ? stdout | |
b5f47924 SS |
318 | : fopen (dfi->alt_filename, dfi->alt_state < 0 ? "w" : "a"); |
319 | ||
320 | if (!stream) | |
321 | error ("could not open dump file %qs: %m", dfi->alt_filename); | |
322 | else | |
323 | dfi->alt_state = 1; | |
324 | ||
325 | return stream; | |
326 | } | |
327 | ||
328 | /* Print source location on DFILE if enabled. */ | |
329 | ||
330 | void | |
331 | dump_loc (int dump_kind, FILE *dfile, source_location loc) | |
332 | { | |
b5f47924 SS |
333 | if (dump_kind) |
334 | { | |
502498d5 | 335 | if (LOCATION_LOCUS (loc) > BUILTINS_LOCATION) |
e645e942 | 336 | fprintf (dfile, "%s:%d:%d: note: ", LOCATION_FILE (loc), |
103ff0d6 | 337 | LOCATION_LINE (loc), LOCATION_COLUMN (loc)); |
a3d7af04 | 338 | else if (current_function_decl) |
e645e942 | 339 | fprintf (dfile, "%s:%d:%d: note: ", |
b5f47924 | 340 | DECL_SOURCE_FILE (current_function_decl), |
103ff0d6 TJ |
341 | DECL_SOURCE_LINE (current_function_decl), |
342 | DECL_SOURCE_COLUMN (current_function_decl)); | |
b5f47924 SS |
343 | } |
344 | } | |
345 | ||
346 | /* Dump gimple statement GS with SPC indentation spaces and | |
347 | EXTRA_DUMP_FLAGS on the dump streams if DUMP_KIND is enabled. */ | |
348 | ||
349 | void | |
355fe088 | 350 | dump_gimple_stmt (int dump_kind, int extra_dump_flags, gimple *gs, int spc) |
b5f47924 SS |
351 | { |
352 | if (dump_file && (dump_kind & pflags)) | |
353 | print_gimple_stmt (dump_file, gs, spc, dump_flags | extra_dump_flags); | |
354 | ||
355 | if (alt_dump_file && (dump_kind & alt_flags)) | |
356 | print_gimple_stmt (alt_dump_file, gs, spc, dump_flags | extra_dump_flags); | |
357 | } | |
358 | ||
359 | /* Similar to dump_gimple_stmt, except additionally print source location. */ | |
360 | ||
361 | void | |
362 | dump_gimple_stmt_loc (int dump_kind, source_location loc, int extra_dump_flags, | |
355fe088 | 363 | gimple *gs, int spc) |
b5f47924 SS |
364 | { |
365 | if (dump_file && (dump_kind & pflags)) | |
366 | { | |
367 | dump_loc (dump_kind, dump_file, loc); | |
368 | print_gimple_stmt (dump_file, gs, spc, dump_flags | extra_dump_flags); | |
369 | } | |
370 | ||
371 | if (alt_dump_file && (dump_kind & alt_flags)) | |
372 | { | |
373 | dump_loc (dump_kind, alt_dump_file, loc); | |
374 | print_gimple_stmt (alt_dump_file, gs, spc, dump_flags | extra_dump_flags); | |
375 | } | |
376 | } | |
377 | ||
378 | /* Dump expression tree T using EXTRA_DUMP_FLAGS on dump streams if | |
379 | DUMP_KIND is enabled. */ | |
380 | ||
381 | void | |
382 | dump_generic_expr (int dump_kind, int extra_dump_flags, tree t) | |
383 | { | |
384 | if (dump_file && (dump_kind & pflags)) | |
385 | print_generic_expr (dump_file, t, dump_flags | extra_dump_flags); | |
386 | ||
387 | if (alt_dump_file && (dump_kind & alt_flags)) | |
388 | print_generic_expr (alt_dump_file, t, dump_flags | extra_dump_flags); | |
389 | } | |
390 | ||
391 | ||
392 | /* Similar to dump_generic_expr, except additionally print the source | |
393 | location. */ | |
394 | ||
395 | void | |
396 | dump_generic_expr_loc (int dump_kind, source_location loc, | |
397 | int extra_dump_flags, tree t) | |
398 | { | |
399 | if (dump_file && (dump_kind & pflags)) | |
400 | { | |
401 | dump_loc (dump_kind, dump_file, loc); | |
402 | print_generic_expr (dump_file, t, dump_flags | extra_dump_flags); | |
403 | } | |
404 | ||
405 | if (alt_dump_file && (dump_kind & alt_flags)) | |
406 | { | |
407 | dump_loc (dump_kind, alt_dump_file, loc); | |
408 | print_generic_expr (alt_dump_file, t, dump_flags | extra_dump_flags); | |
409 | } | |
410 | } | |
411 | ||
412 | /* Output a formatted message using FORMAT on appropriate dump streams. */ | |
413 | ||
414 | void | |
415 | dump_printf (int dump_kind, const char *format, ...) | |
416 | { | |
417 | if (dump_file && (dump_kind & pflags)) | |
418 | { | |
419 | va_list ap; | |
420 | va_start (ap, format); | |
421 | vfprintf (dump_file, format, ap); | |
422 | va_end (ap); | |
423 | } | |
424 | ||
425 | if (alt_dump_file && (dump_kind & alt_flags)) | |
426 | { | |
427 | va_list ap; | |
428 | va_start (ap, format); | |
429 | vfprintf (alt_dump_file, format, ap); | |
430 | va_end (ap); | |
431 | } | |
432 | } | |
433 | ||
434 | /* Similar to dump_printf, except source location is also printed. */ | |
435 | ||
436 | void | |
437 | dump_printf_loc (int dump_kind, source_location loc, const char *format, ...) | |
438 | { | |
439 | if (dump_file && (dump_kind & pflags)) | |
440 | { | |
441 | va_list ap; | |
442 | dump_loc (dump_kind, dump_file, loc); | |
443 | va_start (ap, format); | |
444 | vfprintf (dump_file, format, ap); | |
445 | va_end (ap); | |
446 | } | |
447 | ||
448 | if (alt_dump_file && (dump_kind & alt_flags)) | |
449 | { | |
450 | va_list ap; | |
451 | dump_loc (dump_kind, alt_dump_file, loc); | |
452 | va_start (ap, format); | |
453 | vfprintf (alt_dump_file, format, ap); | |
454 | va_end (ap); | |
455 | } | |
456 | } | |
457 | ||
458 | /* Start a dump for PHASE. Store user-supplied dump flags in | |
459 | *FLAG_PTR. Return the number of streams opened. Set globals | |
460 | DUMP_FILE, and ALT_DUMP_FILE to point to the opened streams, and | |
2b4e6bf1 SS |
461 | set dump_flags appropriately for both pass dump stream and |
462 | -fopt-info stream. */ | |
b5f47924 SS |
463 | |
464 | int | |
47e0da37 | 465 | gcc::dump_manager:: |
b5f47924 SS |
466 | dump_start (int phase, int *flag_ptr) |
467 | { | |
468 | int count = 0; | |
469 | char *name; | |
470 | struct dump_file_info *dfi; | |
471 | FILE *stream; | |
74911c3c | 472 | if (phase == TDI_none || !dump_phase_enabled_p (phase)) |
b5f47924 SS |
473 | return 0; |
474 | ||
475 | dfi = get_dump_file_info (phase); | |
476 | name = get_dump_file_name (phase); | |
477 | if (name) | |
478 | { | |
c3284718 | 479 | stream = strcmp ("stderr", name) == 0 |
b5f47924 | 480 | ? stderr |
c3284718 RS |
481 | : strcmp ("stdout", name) == 0 |
482 | ? stdout | |
b5f47924 SS |
483 | : fopen (name, dfi->pstate < 0 ? "w" : "a"); |
484 | if (!stream) | |
485 | error ("could not open dump file %qs: %m", name); | |
486 | else | |
487 | { | |
488 | dfi->pstate = 1; | |
489 | count++; | |
490 | } | |
491 | free (name); | |
492 | dfi->pstream = stream; | |
493 | dump_file = dfi->pstream; | |
494 | /* Initialize current dump flags. */ | |
495 | pflags = dfi->pflags; | |
496 | } | |
497 | ||
498 | stream = dump_open_alternate_stream (dfi); | |
499 | if (stream) | |
500 | { | |
501 | dfi->alt_stream = stream; | |
502 | count++; | |
503 | alt_dump_file = dfi->alt_stream; | |
2b4e6bf1 | 504 | /* Initialize current -fopt-info flags. */ |
b5f47924 SS |
505 | alt_flags = dfi->alt_flags; |
506 | } | |
507 | ||
508 | if (flag_ptr) | |
509 | *flag_ptr = dfi->pflags; | |
510 | ||
511 | return count; | |
512 | } | |
513 | ||
514 | /* Finish a tree dump for PHASE and close associated dump streams. Also | |
515 | reset the globals DUMP_FILE, ALT_DUMP_FILE, and DUMP_FLAGS. */ | |
516 | ||
517 | void | |
47e0da37 | 518 | gcc::dump_manager:: |
b5f47924 SS |
519 | dump_finish (int phase) |
520 | { | |
521 | struct dump_file_info *dfi; | |
522 | ||
523 | if (phase < 0) | |
524 | return; | |
525 | dfi = get_dump_file_info (phase); | |
71191083 | 526 | if (dfi->pstream && (!dfi->pfilename |
c3284718 RS |
527 | || (strcmp ("stderr", dfi->pfilename) != 0 |
528 | && strcmp ("stdout", dfi->pfilename) != 0))) | |
b5f47924 SS |
529 | fclose (dfi->pstream); |
530 | ||
c3284718 RS |
531 | if (dfi->alt_stream && strcmp ("stderr", dfi->alt_filename) != 0 |
532 | && strcmp ("stdout", dfi->alt_filename) != 0) | |
b5f47924 SS |
533 | fclose (dfi->alt_stream); |
534 | ||
535 | dfi->alt_stream = NULL; | |
536 | dfi->pstream = NULL; | |
537 | dump_file = NULL; | |
538 | alt_dump_file = NULL; | |
539 | dump_flags = TDI_none; | |
540 | alt_flags = 0; | |
541 | pflags = 0; | |
542 | } | |
543 | ||
544 | /* Begin a tree dump for PHASE. Stores any user supplied flag in | |
545 | *FLAG_PTR and returns a stream to write to. If the dump is not | |
546 | enabled, returns NULL. | |
547 | Multiple calls will reopen and append to the dump file. */ | |
548 | ||
549 | FILE * | |
550 | dump_begin (int phase, int *flag_ptr) | |
47e0da37 DM |
551 | { |
552 | return g->get_dumps ()->dump_begin (phase, flag_ptr); | |
553 | } | |
554 | ||
555 | FILE * | |
556 | gcc::dump_manager:: | |
557 | dump_begin (int phase, int *flag_ptr) | |
b5f47924 SS |
558 | { |
559 | char *name; | |
560 | struct dump_file_info *dfi; | |
561 | FILE *stream; | |
562 | ||
74911c3c | 563 | if (phase == TDI_none || !dump_phase_enabled_p (phase)) |
b5f47924 SS |
564 | return NULL; |
565 | ||
566 | name = get_dump_file_name (phase); | |
567 | if (!name) | |
568 | return NULL; | |
569 | dfi = get_dump_file_info (phase); | |
570 | ||
c3284718 | 571 | stream = strcmp ("stderr", name) == 0 |
b5f47924 | 572 | ? stderr |
c3284718 RS |
573 | : strcmp ("stdout", name) == 0 |
574 | ? stdout | |
b5f47924 SS |
575 | : fopen (name, dfi->pstate < 0 ? "w" : "a"); |
576 | ||
577 | if (!stream) | |
578 | error ("could not open dump file %qs: %m", name); | |
579 | else | |
580 | dfi->pstate = 1; | |
581 | free (name); | |
582 | ||
583 | if (flag_ptr) | |
584 | *flag_ptr = dfi->pflags; | |
585 | ||
586 | /* Initialize current flags */ | |
587 | pflags = dfi->pflags; | |
588 | return stream; | |
589 | } | |
590 | ||
591 | /* Returns nonzero if dump PHASE is enabled for at least one stream. | |
592 | If PHASE is TDI_tree_all, return nonzero if any dump is enabled for | |
593 | any phase. */ | |
594 | ||
47e0da37 DM |
595 | int |
596 | gcc::dump_manager:: | |
597 | dump_phase_enabled_p (int phase) const | |
b5f47924 SS |
598 | { |
599 | if (phase == TDI_tree_all) | |
600 | { | |
601 | size_t i; | |
602 | for (i = TDI_none + 1; i < (size_t) TDI_end; i++) | |
603 | if (dump_files[i].pstate || dump_files[i].alt_state) | |
604 | return 1; | |
47e0da37 DM |
605 | for (i = 0; i < m_extra_dump_files_in_use; i++) |
606 | if (m_extra_dump_files[i].pstate || m_extra_dump_files[i].alt_state) | |
b5f47924 SS |
607 | return 1; |
608 | return 0; | |
609 | } | |
610 | else | |
611 | { | |
612 | struct dump_file_info *dfi = get_dump_file_info (phase); | |
613 | return dfi->pstate || dfi->alt_state; | |
614 | } | |
615 | } | |
616 | ||
617 | /* Returns nonzero if tree dump PHASE has been initialized. */ | |
618 | ||
619 | int | |
47e0da37 DM |
620 | gcc::dump_manager:: |
621 | dump_initialized_p (int phase) const | |
b5f47924 SS |
622 | { |
623 | struct dump_file_info *dfi = get_dump_file_info (phase); | |
624 | return dfi->pstate > 0 || dfi->alt_state > 0; | |
625 | } | |
626 | ||
627 | /* Returns the switch name of PHASE. */ | |
628 | ||
629 | const char * | |
630 | dump_flag_name (int phase) | |
47e0da37 DM |
631 | { |
632 | return g->get_dumps ()->dump_flag_name (phase); | |
633 | } | |
634 | ||
635 | const char * | |
636 | gcc::dump_manager:: | |
637 | dump_flag_name (int phase) const | |
b5f47924 SS |
638 | { |
639 | struct dump_file_info *dfi = get_dump_file_info (phase); | |
640 | return dfi->swtch; | |
641 | } | |
642 | ||
643 | /* Finish a tree dump for PHASE. STREAM is the stream created by | |
644 | dump_begin. */ | |
645 | ||
646 | void | |
647 | dump_end (int phase ATTRIBUTE_UNUSED, FILE *stream) | |
648 | { | |
649 | if (stream != stderr && stream != stdout) | |
650 | fclose (stream); | |
651 | } | |
652 | ||
653 | /* Enable all tree dumps with FLAGS on FILENAME. Return number of | |
654 | enabled tree dumps. */ | |
655 | ||
47e0da37 DM |
656 | int |
657 | gcc::dump_manager:: | |
b5f47924 SS |
658 | dump_enable_all (int flags, const char *filename) |
659 | { | |
660 | int ir_dump_type = (flags & (TDF_TREE | TDF_RTL | TDF_IPA)); | |
661 | int n = 0; | |
662 | size_t i; | |
663 | ||
664 | for (i = TDI_none + 1; i < (size_t) TDI_end; i++) | |
665 | { | |
666 | if ((dump_files[i].pflags & ir_dump_type)) | |
667 | { | |
668 | const char *old_filename = dump_files[i].pfilename; | |
669 | dump_files[i].pstate = -1; | |
670 | dump_files[i].pflags |= flags; | |
671 | n++; | |
672 | /* Override the existing filename. */ | |
673 | if (filename) | |
674 | { | |
675 | dump_files[i].pfilename = xstrdup (filename); | |
676 | /* Since it is a command-line provided file, which is | |
677 | common to all the phases, use it in append mode. */ | |
678 | dump_files[i].pstate = 1; | |
679 | } | |
680 | if (old_filename && filename != old_filename) | |
681 | free (CONST_CAST (char *, old_filename)); | |
682 | } | |
683 | } | |
684 | ||
47e0da37 | 685 | for (i = 0; i < m_extra_dump_files_in_use; i++) |
b5f47924 | 686 | { |
47e0da37 | 687 | if ((m_extra_dump_files[i].pflags & ir_dump_type)) |
b5f47924 | 688 | { |
47e0da37 DM |
689 | const char *old_filename = m_extra_dump_files[i].pfilename; |
690 | m_extra_dump_files[i].pstate = -1; | |
691 | m_extra_dump_files[i].pflags |= flags; | |
b5f47924 SS |
692 | n++; |
693 | /* Override the existing filename. */ | |
694 | if (filename) | |
695 | { | |
47e0da37 | 696 | m_extra_dump_files[i].pfilename = xstrdup (filename); |
b5f47924 SS |
697 | /* Since it is a command-line provided file, which is |
698 | common to all the phases, use it in append mode. */ | |
47e0da37 | 699 | m_extra_dump_files[i].pstate = 1; |
b5f47924 SS |
700 | } |
701 | if (old_filename && filename != old_filename) | |
702 | free (CONST_CAST (char *, old_filename)); | |
703 | } | |
704 | } | |
705 | ||
706 | return n; | |
707 | } | |
708 | ||
2b4e6bf1 SS |
709 | /* Enable -fopt-info dumps on all dump files matching OPTGROUP_FLAGS. |
710 | Enable dumps with FLAGS on FILENAME. Return the number of enabled | |
711 | dumps. */ | |
b5f47924 | 712 | |
47e0da37 DM |
713 | int |
714 | gcc::dump_manager:: | |
2b4e6bf1 | 715 | opt_info_enable_passes (int optgroup_flags, int flags, const char *filename) |
b5f47924 SS |
716 | { |
717 | int n = 0; | |
718 | size_t i; | |
719 | ||
720 | for (i = TDI_none + 1; i < (size_t) TDI_end; i++) | |
721 | { | |
2b4e6bf1 | 722 | if ((dump_files[i].optgroup_flags & optgroup_flags)) |
b5f47924 SS |
723 | { |
724 | const char *old_filename = dump_files[i].alt_filename; | |
725 | /* Since this file is shared among different passes, it | |
726 | should be opened in append mode. */ | |
727 | dump_files[i].alt_state = 1; | |
728 | dump_files[i].alt_flags |= flags; | |
729 | n++; | |
730 | /* Override the existing filename. */ | |
731 | if (filename) | |
732 | dump_files[i].alt_filename = xstrdup (filename); | |
733 | if (old_filename && filename != old_filename) | |
734 | free (CONST_CAST (char *, old_filename)); | |
735 | } | |
736 | } | |
737 | ||
47e0da37 | 738 | for (i = 0; i < m_extra_dump_files_in_use; i++) |
b5f47924 | 739 | { |
47e0da37 | 740 | if ((m_extra_dump_files[i].optgroup_flags & optgroup_flags)) |
b5f47924 | 741 | { |
47e0da37 | 742 | const char *old_filename = m_extra_dump_files[i].alt_filename; |
b5f47924 SS |
743 | /* Since this file is shared among different passes, it |
744 | should be opened in append mode. */ | |
47e0da37 DM |
745 | m_extra_dump_files[i].alt_state = 1; |
746 | m_extra_dump_files[i].alt_flags |= flags; | |
b5f47924 SS |
747 | n++; |
748 | /* Override the existing filename. */ | |
749 | if (filename) | |
47e0da37 | 750 | m_extra_dump_files[i].alt_filename = xstrdup (filename); |
b5f47924 SS |
751 | if (old_filename && filename != old_filename) |
752 | free (CONST_CAST (char *, old_filename)); | |
753 | } | |
754 | } | |
755 | ||
756 | return n; | |
757 | } | |
758 | ||
759 | /* Parse ARG as a dump switch. Return nonzero if it is, and store the | |
760 | relevant details in the dump_files array. */ | |
761 | ||
47e0da37 DM |
762 | int |
763 | gcc::dump_manager:: | |
b5f47924 SS |
764 | dump_switch_p_1 (const char *arg, struct dump_file_info *dfi, bool doglob) |
765 | { | |
766 | const char *option_value; | |
767 | const char *ptr; | |
768 | int flags; | |
769 | ||
770 | if (doglob && !dfi->glob) | |
771 | return 0; | |
772 | ||
773 | option_value = skip_leading_substring (arg, doglob ? dfi->glob : dfi->swtch); | |
774 | if (!option_value) | |
775 | return 0; | |
776 | ||
777 | if (*option_value && *option_value != '-' && *option_value != '=') | |
778 | return 0; | |
779 | ||
780 | ptr = option_value; | |
781 | flags = 0; | |
782 | ||
783 | while (*ptr) | |
784 | { | |
785 | const struct dump_option_value_info *option_ptr; | |
786 | const char *end_ptr; | |
787 | const char *eq_ptr; | |
788 | unsigned length; | |
789 | ||
790 | while (*ptr == '-') | |
791 | ptr++; | |
792 | end_ptr = strchr (ptr, '-'); | |
793 | eq_ptr = strchr (ptr, '='); | |
794 | ||
795 | if (eq_ptr && !end_ptr) | |
796 | end_ptr = eq_ptr; | |
797 | ||
798 | if (!end_ptr) | |
799 | end_ptr = ptr + strlen (ptr); | |
800 | length = end_ptr - ptr; | |
801 | ||
802 | for (option_ptr = dump_options; option_ptr->name; option_ptr++) | |
803 | if (strlen (option_ptr->name) == length | |
804 | && !memcmp (option_ptr->name, ptr, length)) | |
805 | { | |
806 | flags |= option_ptr->value; | |
807 | goto found; | |
808 | } | |
809 | ||
810 | if (*ptr == '=') | |
811 | { | |
812 | /* Interpret rest of the argument as a dump filename. This | |
813 | filename overrides other command line filenames. */ | |
814 | if (dfi->pfilename) | |
815 | free (CONST_CAST (char *, dfi->pfilename)); | |
816 | dfi->pfilename = xstrdup (ptr + 1); | |
817 | break; | |
818 | } | |
819 | else | |
820 | warning (0, "ignoring unknown option %q.*s in %<-fdump-%s%>", | |
821 | length, ptr, dfi->swtch); | |
822 | found:; | |
823 | ptr = end_ptr; | |
824 | } | |
825 | ||
826 | dfi->pstate = -1; | |
827 | dfi->pflags |= flags; | |
828 | ||
829 | /* Process -fdump-tree-all and -fdump-rtl-all, by enabling all the | |
830 | known dumps. */ | |
831 | if (dfi->suffix == NULL) | |
832 | dump_enable_all (dfi->pflags, dfi->pfilename); | |
833 | ||
834 | return 1; | |
835 | } | |
836 | ||
837 | int | |
47e0da37 | 838 | gcc::dump_manager:: |
b5f47924 SS |
839 | dump_switch_p (const char *arg) |
840 | { | |
841 | size_t i; | |
842 | int any = 0; | |
843 | ||
844 | for (i = TDI_none + 1; i != TDI_end; i++) | |
845 | any |= dump_switch_p_1 (arg, &dump_files[i], false); | |
846 | ||
847 | /* Don't glob if we got a hit already */ | |
848 | if (!any) | |
849 | for (i = TDI_none + 1; i != TDI_end; i++) | |
850 | any |= dump_switch_p_1 (arg, &dump_files[i], true); | |
851 | ||
47e0da37 DM |
852 | for (i = 0; i < m_extra_dump_files_in_use; i++) |
853 | any |= dump_switch_p_1 (arg, &m_extra_dump_files[i], false); | |
b5f47924 SS |
854 | |
855 | if (!any) | |
47e0da37 DM |
856 | for (i = 0; i < m_extra_dump_files_in_use; i++) |
857 | any |= dump_switch_p_1 (arg, &m_extra_dump_files[i], true); | |
b5f47924 SS |
858 | |
859 | ||
860 | return any; | |
861 | } | |
862 | ||
2b4e6bf1 SS |
863 | /* Parse ARG as a -fopt-info switch and store flags, optgroup_flags |
864 | and filename. Return non-zero if it is a recognized switch. */ | |
b5f47924 SS |
865 | |
866 | static int | |
2b4e6bf1 SS |
867 | opt_info_switch_p_1 (const char *arg, int *flags, int *optgroup_flags, |
868 | char **filename) | |
b5f47924 SS |
869 | { |
870 | const char *option_value; | |
871 | const char *ptr; | |
872 | ||
873 | option_value = arg; | |
874 | ptr = option_value; | |
875 | ||
876 | *filename = NULL; | |
877 | *flags = 0; | |
2b4e6bf1 | 878 | *optgroup_flags = 0; |
b5f47924 SS |
879 | |
880 | if (!ptr) | |
2b4e6bf1 | 881 | return 1; /* Handle '-fopt-info' without any additional options. */ |
b5f47924 SS |
882 | |
883 | while (*ptr) | |
884 | { | |
885 | const struct dump_option_value_info *option_ptr; | |
886 | const char *end_ptr; | |
887 | const char *eq_ptr; | |
888 | unsigned length; | |
889 | ||
890 | while (*ptr == '-') | |
891 | ptr++; | |
892 | end_ptr = strchr (ptr, '-'); | |
893 | eq_ptr = strchr (ptr, '='); | |
894 | ||
895 | if (eq_ptr && !end_ptr) | |
896 | end_ptr = eq_ptr; | |
897 | ||
898 | if (!end_ptr) | |
899 | end_ptr = ptr + strlen (ptr); | |
900 | length = end_ptr - ptr; | |
901 | ||
2b4e6bf1 SS |
902 | for (option_ptr = optinfo_verbosity_options; option_ptr->name; |
903 | option_ptr++) | |
b5f47924 SS |
904 | if (strlen (option_ptr->name) == length |
905 | && !memcmp (option_ptr->name, ptr, length)) | |
906 | { | |
907 | *flags |= option_ptr->value; | |
908 | goto found; | |
909 | } | |
910 | ||
2b4e6bf1 SS |
911 | for (option_ptr = optgroup_options; option_ptr->name; option_ptr++) |
912 | if (strlen (option_ptr->name) == length | |
913 | && !memcmp (option_ptr->name, ptr, length)) | |
914 | { | |
915 | *optgroup_flags |= option_ptr->value; | |
916 | goto found; | |
917 | } | |
918 | ||
b5f47924 SS |
919 | if (*ptr == '=') |
920 | { | |
921 | /* Interpret rest of the argument as a dump filename. This | |
922 | filename overrides other command line filenames. */ | |
923 | *filename = xstrdup (ptr + 1); | |
924 | break; | |
925 | } | |
926 | else | |
2b4e6bf1 SS |
927 | { |
928 | warning (0, "unknown option %q.*s in %<-fopt-info-%s%>", | |
929 | length, ptr, arg); | |
930 | return 0; | |
931 | } | |
b5f47924 SS |
932 | found:; |
933 | ptr = end_ptr; | |
934 | } | |
935 | ||
936 | return 1; | |
937 | } | |
938 | ||
939 | /* Return non-zero if ARG is a recognized switch for | |
940 | -fopt-info. Return zero otherwise. */ | |
941 | ||
942 | int | |
943 | opt_info_switch_p (const char *arg) | |
944 | { | |
945 | int flags; | |
2b4e6bf1 | 946 | int optgroup_flags; |
b5f47924 | 947 | char *filename; |
2b4e6bf1 | 948 | static char *file_seen = NULL; |
47e0da37 | 949 | gcc::dump_manager *dumps = g->get_dumps (); |
b5f47924 | 950 | |
2b4e6bf1 SS |
951 | if (!opt_info_switch_p_1 (arg, &flags, &optgroup_flags, &filename)) |
952 | return 0; | |
b5f47924 SS |
953 | |
954 | if (!filename) | |
955 | filename = xstrdup ("stderr"); | |
2b4e6bf1 SS |
956 | |
957 | /* Bail out if a different filename has been specified. */ | |
958 | if (file_seen && strcmp (file_seen, filename)) | |
959 | { | |
960 | warning (0, "ignoring possibly conflicting option %<-fopt-info-%s%>", | |
961 | arg); | |
962 | return 1; | |
963 | } | |
964 | ||
965 | file_seen = xstrdup (filename); | |
b5f47924 | 966 | if (!flags) |
5d318fd4 | 967 | flags = MSG_OPTIMIZED_LOCATIONS; |
2b4e6bf1 SS |
968 | if (!optgroup_flags) |
969 | optgroup_flags = OPTGROUP_ALL; | |
b5f47924 | 970 | |
47e0da37 | 971 | return dumps->opt_info_enable_passes (optgroup_flags, flags, filename); |
b5f47924 SS |
972 | } |
973 | ||
b5f47924 SS |
974 | /* Print basic block on the dump streams. */ |
975 | ||
976 | void | |
977 | dump_basic_block (int dump_kind, basic_block bb, int indent) | |
978 | { | |
979 | if (dump_file && (dump_kind & pflags)) | |
980 | dump_bb (dump_file, bb, indent, TDF_DETAILS); | |
981 | if (alt_dump_file && (dump_kind & alt_flags)) | |
982 | dump_bb (alt_dump_file, bb, indent, TDF_DETAILS); | |
983 | } | |
984 | ||
985 | /* Print information from the combine pass on dump_file. */ | |
986 | ||
987 | void | |
988 | print_combine_total_stats (void) | |
989 | { | |
990 | if (dump_file) | |
991 | dump_combine_total_stats (dump_file); | |
992 | } | |
993 | ||
994 | /* Enable RTL dump for all the RTL passes. */ | |
995 | ||
996 | bool | |
997 | enable_rtl_dump_file (void) | |
998 | { | |
47e0da37 DM |
999 | gcc::dump_manager *dumps = g->get_dumps (); |
1000 | int num_enabled = | |
1001 | dumps->dump_enable_all (TDF_RTL | TDF_DETAILS | TDF_BLOCKS, NULL); | |
1002 | return num_enabled > 0; | |
b5f47924 | 1003 | } |