Mercurial > hg > CbC > CbC_gcc
annotate gcc/toplev.c @ 138:fc828634a951
merge
| author | Shinji KONO <kono@ie.u-ryukyu.ac.jp> |
|---|---|
| date | Thu, 08 Nov 2018 14:17:14 +0900 |
| parents | 84e7813d76e9 |
| children | 1830386684a0 |
| rev | line source |
|---|---|
| 0 | 1 /* Top level of GCC compilers (cc1, cc1plus, etc.) |
| 131 | 2 Copyright (C) 1987-2018 Free Software Foundation, Inc. |
| 0 | 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 /* This is the top level of cc1/c++. | |
| 21 It parses command args, opens files, invokes the various passes | |
| 22 in the proper order, and counts the time used by each. | |
| 23 Error messages and low-level interface to malloc also handled here. */ | |
| 24 | |
| 25 #include "config.h" | |
| 26 #include "system.h" | |
| 27 #include "coretypes.h" | |
| 111 | 28 #include "backend.h" |
| 29 #include "target.h" | |
| 30 #include "rtl.h" | |
| 0 | 31 #include "tree.h" |
| 111 | 32 #include "gimple.h" |
| 33 #include "alloc-pool.h" | |
| 34 #include "timevar.h" | |
| 35 #include "memmodel.h" | |
| 36 #include "tm_p.h" | |
| 37 #include "optabs-libfuncs.h" | |
| 38 #include "insn-config.h" | |
| 39 #include "ira.h" | |
| 40 #include "recog.h" | |
| 41 #include "cgraph.h" | |
| 42 #include "coverage.h" | |
| 43 #include "diagnostic.h" | |
| 44 #include "varasm.h" | |
| 45 #include "tree-inline.h" | |
|
63
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
46 #include "realmpfr.h" /* For GMP/MPFR/MPC versions, in print_version. */ |
| 0 | 47 #include "version.h" |
| 48 #include "flags.h" | |
| 49 #include "insn-attr.h" | |
| 50 #include "output.h" | |
| 51 #include "toplev.h" | |
| 52 #include "expr.h" | |
| 53 #include "intl.h" | |
|
63
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
54 #include "tree-diagnostic.h" |
| 0 | 55 #include "params.h" |
| 56 #include "reload.h" | |
| 111 | 57 #include "lra.h" |
| 0 | 58 #include "dwarf2asm.h" |
| 59 #include "debug.h" | |
| 111 | 60 #include "common/common-target.h" |
| 0 | 61 #include "langhooks.h" |
| 111 | 62 #include "cfgloop.h" /* for init_set_costs */ |
| 0 | 63 #include "hosthooks.h" |
| 64 #include "opts.h" | |
|
67
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
65 #include "opts-diagnostic.h" |
| 111 | 66 #include "stringpool.h" |
| 67 #include "attribs.h" | |
| 68 #include "asan.h" | |
| 69 #include "tsan.h" | |
| 70 #include "plugin.h" | |
| 71 #include "context.h" | |
| 72 #include "pass_manager.h" | |
| 73 #include "auto-profile.h" | |
| 74 #include "dwarf2out.h" | |
| 75 #include "ipa-reference.h" | |
| 76 #include "symbol-summary.h" | |
| 77 #include "tree-vrp.h" | |
| 78 #include "ipa-prop.h" | |
| 79 #include "gcse.h" | |
| 80 #include "omp-offload.h" | |
| 81 #include "hsa-common.h" | |
| 82 #include "edit-context.h" | |
| 0 | 83 #include "tree-pass.h" |
| 111 | 84 #include "dumpfile.h" |
| 131 | 85 #include "ipa-fnsummary.h" |
| 86 #include "optinfo-emit-json.h" | |
| 0 | 87 |
| 88 #if defined(DBX_DEBUGGING_INFO) || defined(XCOFF_DEBUGGING_INFO) | |
| 89 #include "dbxout.h" | |
| 90 #endif | |
| 91 | |
| 92 #ifdef XCOFF_DEBUGGING_INFO | |
| 111 | 93 #include "xcoffout.h" /* Needed for external data declarations. */ |
| 0 | 94 #endif |
| 95 | |
| 111 | 96 #include "selftest.h" |
| 97 | |
| 98 #ifdef HAVE_isl | |
| 99 #include <isl/version.h> | |
| 100 #endif | |
| 101 | |
| 102 static void general_init (const char *, bool); | |
| 103 static void do_compile (); | |
| 0 | 104 static void process_options (void); |
| 105 static void backend_init (void); | |
| 106 static int lang_dependent_init (const char *); | |
| 107 static void init_asm_output (const char *); | |
|
67
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
108 static void finalize (bool); |
| 0 | 109 |
| 110 static void crash_signal (int) ATTRIBUTE_NORETURN; | |
| 111 static void compile_file (void); | |
| 112 | |
| 113 /* True if we don't need a backend (e.g. preprocessing only). */ | |
| 114 static bool no_backend; | |
| 115 | |
| 116 /* Length of line when printing switch values. */ | |
| 117 #define MAX_LINE 75 | |
| 118 | |
|
67
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
119 /* Decoded options, and number of such options. */ |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
120 struct cl_decoded_option *save_decoded_options; |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
121 unsigned int save_decoded_options_count; |
| 0 | 122 |
| 123 /* Used to enable -fvar-tracking, -fweb and -frename-registers according | |
|
63
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
124 to optimize in process_options (). */ |
| 0 | 125 #define AUTODETECT_VALUE 2 |
| 126 | |
| 127 /* Debug hooks - dependent upon command line options. */ | |
| 128 | |
| 129 const struct gcc_debug_hooks *debug_hooks; | |
| 130 | |
| 131 /* The FUNCTION_DECL for the function currently being compiled, | |
| 132 or 0 if between functions. */ | |
| 133 tree current_function_decl; | |
| 134 | |
| 135 /* Set to the FUNC_BEGIN label of the current function, or NULL | |
| 136 if none. */ | |
| 137 const char * current_function_func_begin_label; | |
| 138 | |
| 139 /* A random sequence of characters, unless overridden by user. */ | |
| 140 static const char *flag_random_seed; | |
| 141 | |
| 142 /* A local time stamp derived from the time of compilation. It will be | |
| 143 zero if the system cannot provide a time. It will be -1u, if the | |
| 144 user has specified a particular random seed. */ | |
| 145 unsigned local_tick; | |
| 146 | |
| 111 | 147 /* Random number for this compilation */ |
| 148 HOST_WIDE_INT random_seed; | |
| 0 | 149 |
| 111 | 150 /* -f flags. */ |
| 0 | 151 |
| 152 /* When non-NULL, indicates that whenever space is allocated on the | |
| 153 stack, the resulting stack pointer must not pass this | |
| 154 address---that is, for stacks that grow downward, the stack pointer | |
| 155 must always be greater than or equal to this address; for stacks | |
| 156 that grow upward, the stack pointer must be less than this address. | |
| 157 At present, the rtx may be either a REG or a SYMBOL_REF, although | |
| 158 the support provided depends on the backend. */ | |
| 159 rtx stack_limit_rtx; | |
| 160 | |
|
67
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
161 struct target_flag_state default_target_flag_state; |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
162 #if SWITCHABLE_TARGET |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
163 struct target_flag_state *this_target_flag_state = &default_target_flag_state; |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
164 #else |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
165 #define this_target_flag_state (&default_target_flag_state) |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
166 #endif |
| 0 | 167 |
| 168 /* The user symbol prefix after having resolved same. */ | |
| 169 const char *user_label_prefix; | |
| 170 | |
| 171 /* Output files for assembler code (real compiler output) | |
| 172 and debugging dumps. */ | |
| 173 | |
| 174 FILE *asm_out_file; | |
| 175 FILE *aux_info_file; | |
|
67
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
176 FILE *stack_usage_file = NULL; |
| 0 | 177 |
| 178 /* The current working directory of a translation. It's generally the | |
| 179 directory from which compilation was initiated, but a preprocessed | |
| 180 file may specify the original directory in which it was | |
| 181 created. */ | |
| 182 | |
| 183 static const char *src_pwd; | |
| 184 | |
| 185 /* Initialize src_pwd with the given string, and return true. If it | |
| 186 was already initialized, return false. As a special case, it may | |
| 187 be called with a NULL argument to test whether src_pwd has NOT been | |
| 188 initialized yet. */ | |
| 189 | |
| 190 bool | |
| 191 set_src_pwd (const char *pwd) | |
| 192 { | |
| 193 if (src_pwd) | |
| 194 { | |
| 195 if (strcmp (src_pwd, pwd) == 0) | |
| 196 return true; | |
| 197 else | |
| 198 return false; | |
| 199 } | |
| 200 | |
| 201 src_pwd = xstrdup (pwd); | |
| 202 return true; | |
| 203 } | |
| 204 | |
| 205 /* Return the directory from which the translation unit was initiated, | |
| 206 in case set_src_pwd() was not called before to assign it a | |
| 207 different value. */ | |
| 208 | |
| 209 const char * | |
| 210 get_src_pwd (void) | |
| 211 { | |
| 212 if (! src_pwd) | |
| 213 { | |
| 214 src_pwd = getpwd (); | |
| 215 if (!src_pwd) | |
| 216 src_pwd = "."; | |
| 217 } | |
| 218 | |
| 219 return src_pwd; | |
| 220 } | |
| 221 | |
| 222 /* Called when the start of a function definition is parsed, | |
| 223 this function prints on stderr the name of the function. */ | |
| 224 void | |
| 225 announce_function (tree decl) | |
| 226 { | |
| 227 if (!quiet_flag) | |
| 228 { | |
| 229 if (rtl_dump_and_exit) | |
|
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
19
diff
changeset
|
230 fprintf (stderr, "%s ", |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
19
diff
changeset
|
231 identifier_to_locale (IDENTIFIER_POINTER (DECL_NAME (decl)))); |
| 0 | 232 else |
|
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
19
diff
changeset
|
233 fprintf (stderr, " %s", |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
19
diff
changeset
|
234 identifier_to_locale (lang_hooks.decl_printable_name (decl, 2))); |
| 0 | 235 fflush (stderr); |
| 236 pp_needs_newline (global_dc->printer) = true; | |
| 237 diagnostic_set_last_function (global_dc, (diagnostic_info *) NULL); | |
| 238 } | |
| 239 } | |
| 240 | |
| 241 /* Initialize local_tick with the time of day, or -1 if | |
| 242 flag_random_seed is set. */ | |
| 243 | |
| 244 static void | |
| 245 init_local_tick (void) | |
| 246 { | |
| 247 if (!flag_random_seed) | |
| 248 { | |
| 249 #ifdef HAVE_GETTIMEOFDAY | |
| 250 { | |
| 251 struct timeval tv; | |
| 252 | |
| 253 gettimeofday (&tv, NULL); | |
| 111 | 254 local_tick = (unsigned) tv.tv_sec * 1000 + tv.tv_usec / 1000; |
| 0 | 255 } |
| 256 #else | |
| 257 { | |
| 258 time_t now = time (NULL); | |
| 259 | |
| 260 if (now != (time_t)-1) | |
| 261 local_tick = (unsigned) now; | |
| 262 } | |
| 263 #endif | |
| 264 } | |
| 265 else | |
| 266 local_tick = -1; | |
| 267 } | |
| 268 | |
| 111 | 269 /* Obtain the random_seed. Unless NOINIT, initialize it if |
| 0 | 270 it's not provided in the command line. */ |
| 271 | |
| 111 | 272 HOST_WIDE_INT |
| 0 | 273 get_random_seed (bool noinit) |
| 274 { | |
| 111 | 275 if (!random_seed && !noinit) |
| 276 { | |
| 277 int fd = open ("/dev/urandom", O_RDONLY); | |
| 278 if (fd >= 0) | |
| 279 { | |
| 280 if (read (fd, &random_seed, sizeof (random_seed)) | |
| 281 != sizeof (random_seed)) | |
| 282 random_seed = 0; | |
| 283 close (fd); | |
| 284 } | |
| 285 if (!random_seed) | |
| 286 random_seed = local_tick ^ getpid (); | |
| 287 } | |
| 288 return random_seed; | |
| 0 | 289 } |
| 290 | |
| 111 | 291 /* Set flag_random_seed to VAL, and if non-null, reinitialize random_seed. */ |
| 0 | 292 |
| 111 | 293 void |
| 0 | 294 set_random_seed (const char *val) |
| 295 { | |
| 296 flag_random_seed = val; | |
| 111 | 297 if (flag_random_seed) |
| 298 { | |
| 299 char *endp; | |
| 300 | |
| 301 /* When the driver passed in a hex number don't crc it again */ | |
| 302 random_seed = strtoul (flag_random_seed, &endp, 0); | |
| 303 if (!(endp > flag_random_seed && *endp == 0)) | |
| 304 random_seed = crc32_string (0, flag_random_seed); | |
| 305 } | |
| 0 | 306 } |
| 307 | |
| 308 /* Handler for fatal signals, such as SIGSEGV. These are transformed | |
| 309 into ICE messages, which is much more user friendly. In case the | |
| 310 error printer crashes, reset the signal to prevent infinite recursion. */ | |
| 311 | |
| 312 static void | |
| 313 crash_signal (int signo) | |
| 314 { | |
| 315 signal (signo, SIG_DFL); | |
| 316 | |
| 317 /* If we crashed while processing an ASM statement, then be a little more | |
| 318 graceful. It's most likely the user's fault. */ | |
| 319 if (this_is_asm_operands) | |
| 320 { | |
| 321 output_operand_lossage ("unrecoverable error"); | |
| 322 exit (FATAL_EXIT_CODE); | |
| 323 } | |
| 324 | |
| 325 internal_error ("%s", strsignal (signo)); | |
| 326 } | |
| 327 | |
| 328 /* A subroutine of wrapup_global_declarations. We've come to the end of | |
| 329 the compilation unit. All deferred variables should be undeferred, | |
| 330 and all incomplete decls should be finalized. */ | |
| 331 | |
| 332 void | |
| 333 wrapup_global_declaration_1 (tree decl) | |
| 334 { | |
| 335 /* We're not deferring this any longer. Assignment is conditional to | |
| 336 avoid needlessly dirtying PCH pages. */ | |
| 337 if (CODE_CONTAINS_STRUCT (TREE_CODE (decl), TS_DECL_WITH_VIS) | |
| 338 && DECL_DEFER_OUTPUT (decl) != 0) | |
| 339 DECL_DEFER_OUTPUT (decl) = 0; | |
| 340 | |
| 111 | 341 if (VAR_P (decl) && DECL_SIZE (decl) == 0) |
| 0 | 342 lang_hooks.finish_incomplete_decl (decl); |
| 343 } | |
| 344 | |
| 345 /* A subroutine of wrapup_global_declarations. Decide whether or not DECL | |
| 346 needs to be output. Return true if it is output. */ | |
| 347 | |
| 348 bool | |
| 349 wrapup_global_declaration_2 (tree decl) | |
| 350 { | |
| 111 | 351 if (TREE_ASM_WRITTEN (decl) || DECL_EXTERNAL (decl) |
| 352 || (VAR_P (decl) && DECL_HAS_VALUE_EXPR_P (decl))) | |
| 0 | 353 return false; |
| 354 | |
| 355 /* Don't write out static consts, unless we still need them. | |
| 356 | |
| 357 We also keep static consts if not optimizing (for debugging), | |
| 358 unless the user specified -fno-keep-static-consts. | |
| 359 ??? They might be better written into the debug information. | |
| 360 This is possible when using DWARF. | |
| 361 | |
| 362 A language processor that wants static constants to be always | |
| 363 written out (even if it is not used) is responsible for | |
| 364 calling rest_of_decl_compilation itself. E.g. the C front-end | |
| 365 calls rest_of_decl_compilation from finish_decl. | |
| 366 One motivation for this is that is conventional in some | |
| 367 environments to write things like: | |
| 368 static const char rcsid[] = "... version string ..."; | |
| 369 intending to force the string to be in the executable. | |
| 370 | |
| 371 A language processor that would prefer to have unneeded | |
| 372 static constants "optimized away" would just defer writing | |
| 373 them out until here. E.g. C++ does this, because static | |
| 374 constants are often defined in header files. | |
| 375 | |
| 376 ??? A tempting alternative (for both C and C++) would be | |
| 377 to force a constant to be written if and only if it is | |
| 378 defined in a main file, as opposed to an include file. */ | |
| 379 | |
| 111 | 380 if (VAR_P (decl) && TREE_STATIC (decl)) |
| 0 | 381 { |
| 111 | 382 varpool_node *node; |
| 0 | 383 bool needed = true; |
| 111 | 384 node = varpool_node::get (decl); |
| 0 | 385 |
|
67
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
386 if (!node && flag_ltrans) |
| 0 | 387 needed = false; |
| 111 | 388 else if (node && node->definition) |
|
67
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
389 needed = false; |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
390 else if (node && node->alias) |
| 0 | 391 needed = false; |
| 111 | 392 else if (!symtab->global_info_ready |
| 0 | 393 && (TREE_USED (decl) |
| 394 || TREE_USED (DECL_ASSEMBLER_NAME (decl)))) | |
| 395 /* needed */; | |
| 111 | 396 else if (node && node->analyzed) |
| 0 | 397 /* needed */; |
| 398 else if (DECL_COMDAT (decl)) | |
| 399 needed = false; | |
| 400 else if (TREE_READONLY (decl) && !TREE_PUBLIC (decl) | |
| 401 && (optimize || !flag_keep_static_consts | |
| 402 || DECL_ARTIFICIAL (decl))) | |
| 403 needed = false; | |
| 404 | |
| 405 if (needed) | |
| 406 { | |
| 407 rest_of_decl_compilation (decl, 1, 1); | |
| 408 return true; | |
| 409 } | |
| 410 } | |
| 411 | |
| 412 return false; | |
| 413 } | |
| 414 | |
| 415 /* Do any final processing required for the declarations in VEC, of | |
| 416 which there are LEN. We write out inline functions and variables | |
| 417 that have been deferred until this point, but which are required. | |
| 418 Returns nonzero if anything was put out. */ | |
| 419 | |
| 420 bool | |
| 421 wrapup_global_declarations (tree *vec, int len) | |
| 422 { | |
| 423 bool reconsider, output_something = false; | |
| 424 int i; | |
| 425 | |
| 426 for (i = 0; i < len; i++) | |
| 427 wrapup_global_declaration_1 (vec[i]); | |
| 428 | |
| 429 /* Now emit any global variables or functions that we have been | |
| 430 putting off. We need to loop in case one of the things emitted | |
| 431 here references another one which comes earlier in the list. */ | |
| 432 do | |
| 433 { | |
| 434 reconsider = false; | |
| 435 for (i = 0; i < len; i++) | |
| 436 reconsider |= wrapup_global_declaration_2 (vec[i]); | |
| 437 if (reconsider) | |
| 438 output_something = true; | |
| 439 } | |
| 440 while (reconsider); | |
| 441 | |
| 442 return output_something; | |
| 443 } | |
| 444 | |
| 445 /* Compile an entire translation unit. Write a file of assembly | |
| 446 output and various debugging dumps. */ | |
| 447 | |
| 448 static void | |
| 449 compile_file (void) | |
| 450 { | |
| 111 | 451 timevar_start (TV_PHASE_PARSING); |
| 452 timevar_push (TV_PARSE_GLOBAL); | |
| 0 | 453 |
| 111 | 454 /* Parse entire file and generate initial debug information. */ |
| 455 lang_hooks.parse_file (); | |
| 0 | 456 |
| 111 | 457 timevar_pop (TV_PARSE_GLOBAL); |
| 458 timevar_stop (TV_PHASE_PARSING); | |
| 0 | 459 |
| 111 | 460 if (flag_dump_locations) |
| 461 dump_location_info (stderr); | |
| 0 | 462 |
| 463 /* Compilation is now finished except for writing | |
| 464 what's left of the symbol table output. */ | |
| 465 | |
|
63
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
466 if (flag_syntax_only || flag_wpa) |
| 0 | 467 return; |
| 111 | 468 |
| 469 /* Reset maximum_field_alignment, it can be adjusted by #pragma pack | |
| 470 and this shouldn't influence any types built by the middle-end | |
| 471 from now on (like gcov_info_type). */ | |
| 472 maximum_field_alignment = initial_max_fld_align * BITS_PER_UNIT; | |
| 0 | 473 |
| 474 ggc_protect_identifiers = false; | |
| 475 | |
| 111 | 476 /* Run the actual compilation process. */ |
| 477 if (!in_lto_p) | |
| 478 { | |
| 479 timevar_start (TV_PHASE_OPT_GEN); | |
| 480 symtab->finalize_compilation_unit (); | |
| 481 timevar_stop (TV_PHASE_OPT_GEN); | |
| 482 } | |
| 483 | |
| 484 /* Perform any post compilation-proper parser cleanups and | |
| 485 processing. This is currently only needed for the C++ parser, | |
| 486 which can be hopefully cleaned up so this hook is no longer | |
| 487 necessary. */ | |
| 488 if (lang_hooks.decls.post_compilation_parsing_cleanups) | |
| 489 lang_hooks.decls.post_compilation_parsing_cleanups (); | |
| 0 | 490 |
| 131 | 491 optimization_records_finish (); |
| 492 | |
|
67
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
493 if (seen_error ()) |
| 0 | 494 return; |
| 495 | |
| 111 | 496 timevar_start (TV_PHASE_LATE_ASM); |
| 0 | 497 |
| 111 | 498 /* Compilation unit is finalized. When producing non-fat LTO object, we are |
| 499 basically finished. */ | |
| 131 | 500 if ((in_lto_p && flag_incremental_link != INCREMENTAL_LINK_LTO) |
| 501 || !flag_lto || flag_fat_lto_objects) | |
| 111 | 502 { |
| 503 /* File-scope initialization for AddressSanitizer. */ | |
| 504 if (flag_sanitize & SANITIZE_ADDRESS) | |
| 505 asan_finish_file (); | |
| 0 | 506 |
| 111 | 507 if (flag_sanitize & SANITIZE_THREAD) |
| 508 tsan_finish_file (); | |
| 509 | |
| 510 omp_finish_file (); | |
| 511 | |
| 512 hsa_output_brig (); | |
| 0 | 513 |
| 111 | 514 output_shared_constant_pool (); |
| 515 output_object_blocks (); | |
| 516 finish_tm_clone_pairs (); | |
|
63
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
517 |
| 111 | 518 /* Write out any pending weak symbol declarations. */ |
| 519 weak_finish (); | |
| 0 | 520 |
| 111 | 521 /* This must be at the end before unwind and debug info. |
| 522 Some target ports emit PIC setup thunks here. */ | |
| 523 targetm.asm_out.code_end (); | |
| 524 | |
| 525 /* Do dbx symbols. */ | |
| 526 timevar_push (TV_SYMOUT); | |
| 0 | 527 |
| 131 | 528 #if defined DWARF2_DEBUGGING_INFO || defined DWARF2_UNWIND_INFO |
| 529 dwarf2out_frame_finish (); | |
| 530 #endif | |
| 0 | 531 |
| 131 | 532 debuginfo_start (); |
| 111 | 533 (*debug_hooks->finish) (main_input_filename); |
| 131 | 534 debuginfo_stop (); |
| 111 | 535 timevar_pop (TV_SYMOUT); |
| 0 | 536 |
| 111 | 537 /* Output some stuff at end of file if nec. */ |
| 538 | |
| 539 dw2_output_indirect_constants (); | |
| 0 | 540 |
| 111 | 541 /* Flush any pending external directives. */ |
| 542 process_pending_assemble_externals (); | |
| 543 } | |
| 0 | 544 |
|
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
19
diff
changeset
|
545 /* Emit LTO marker if LTO info has been previously emitted. This is |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
19
diff
changeset
|
546 used by collect2 to determine whether an object file contains IL. |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
19
diff
changeset
|
547 We used to emit an undefined reference here, but this produces |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
19
diff
changeset
|
548 link errors if an object file with IL is stored into a shared |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
19
diff
changeset
|
549 library without invoking lto1. */ |
| 111 | 550 if (flag_generate_lto || flag_generate_offload) |
|
63
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
551 { |
|
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
552 #if defined ASM_OUTPUT_ALIGNED_DECL_COMMON |
|
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
553 ASM_OUTPUT_ALIGNED_DECL_COMMON (asm_out_file, NULL_TREE, |
|
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
554 "__gnu_lto_v1", |
| 111 | 555 HOST_WIDE_INT_1U, 8); |
|
63
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
556 #elif defined ASM_OUTPUT_ALIGNED_COMMON |
|
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
557 ASM_OUTPUT_ALIGNED_COMMON (asm_out_file, "__gnu_lto_v1", |
| 111 | 558 HOST_WIDE_INT_1U, 8); |
|
63
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
559 #else |
|
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
560 ASM_OUTPUT_COMMON (asm_out_file, "__gnu_lto_v1", |
| 111 | 561 HOST_WIDE_INT_1U, |
| 562 HOST_WIDE_INT_1U); | |
| 563 #endif | |
| 564 } | |
| 565 | |
| 566 /* Let linker plugin know that this is a slim object and must be LTOed | |
| 567 even when user did not ask for it. */ | |
| 568 if (flag_generate_lto && !flag_fat_lto_objects) | |
| 569 { | |
| 570 #if defined ASM_OUTPUT_ALIGNED_DECL_COMMON | |
| 571 ASM_OUTPUT_ALIGNED_DECL_COMMON (asm_out_file, NULL_TREE, "__gnu_lto_slim", | |
| 572 HOST_WIDE_INT_1U, 8); | |
| 573 #elif defined ASM_OUTPUT_ALIGNED_COMMON | |
| 574 ASM_OUTPUT_ALIGNED_COMMON (asm_out_file, "__gnu_lto_slim", | |
| 575 HOST_WIDE_INT_1U, 8); | |
| 576 #else | |
| 577 ASM_OUTPUT_COMMON (asm_out_file, "__gnu_lto_slim", | |
| 578 HOST_WIDE_INT_1U, | |
| 579 HOST_WIDE_INT_1U); | |
|
63
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
580 #endif |
|
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
581 } |
|
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
19
diff
changeset
|
582 |
| 0 | 583 /* Attach a special .ident directive to the end of the file to identify |
| 584 the version of GCC which compiled this code. The format of the .ident | |
| 585 string is patterned after the ones produced by native SVR4 compilers. */ | |
| 586 if (!flag_no_ident) | |
| 587 { | |
| 588 const char *pkg_version = "(GNU) "; | |
| 111 | 589 char *ident_str; |
| 0 | 590 |
| 591 if (strcmp ("(GCC) ", pkgversion_string)) | |
| 592 pkg_version = pkgversion_string; | |
| 111 | 593 |
| 594 ident_str = ACONCAT (("GCC: ", pkg_version, version_string, NULL)); | |
| 595 targetm.asm_out.output_ident (ident_str); | |
| 0 | 596 } |
| 111 | 597 |
| 598 /* Auto profile finalization. */ | |
| 599 if (flag_auto_profile) | |
| 600 end_auto_profile (); | |
| 0 | 601 |
|
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
19
diff
changeset
|
602 /* Invoke registered plugin callbacks. */ |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
19
diff
changeset
|
603 invoke_plugin_callbacks (PLUGIN_FINISH_UNIT, NULL); |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
19
diff
changeset
|
604 |
| 0 | 605 /* This must be at the end. Some target ports emit end of file directives |
| 606 into the assembly file here, and hence we can not output anything to the | |
| 607 assembly file after this point. */ | |
| 608 targetm.asm_out.file_end (); | |
| 111 | 609 |
| 610 timevar_stop (TV_PHASE_LATE_ASM); | |
| 0 | 611 } |
| 612 | |
| 613 /* Print version information to FILE. | |
| 614 Each line begins with INDENT (for the case where FILE is the | |
| 111 | 615 assembler output file). |
| 616 | |
| 617 If SHOW_GLOBAL_STATE is true (for cc1 etc), we are within the compiler | |
| 618 proper and can print pertinent state (e.g. params and plugins). | |
| 619 | |
| 620 If SHOW_GLOBAL_STATE is false (for use by libgccjit), we are outside the | |
| 621 compiler, and we don't hold the mutex on the compiler's global state: | |
| 622 we can't print params and plugins, since they might not be initialized, | |
| 623 or might be being manipulated by a compile running in another | |
| 624 thread. */ | |
| 0 | 625 |
| 626 void | |
| 111 | 627 print_version (FILE *file, const char *indent, bool show_global_state) |
| 0 | 628 { |
| 629 static const char fmt1[] = | |
| 630 #ifdef __GNUC__ | |
| 631 N_("%s%s%s %sversion %s (%s)\n%s\tcompiled by GNU C version %s, ") | |
| 632 #else | |
| 633 N_("%s%s%s %sversion %s (%s) compiled by CC, ") | |
| 634 #endif | |
| 635 ; | |
| 636 static const char fmt2[] = | |
| 111 | 637 N_("GMP version %s, MPFR version %s, MPC version %s, isl version %s\n"); |
| 0 | 638 static const char fmt3[] = |
| 639 N_("%s%swarning: %s header version %s differs from library version %s.\n"); | |
| 640 static const char fmt4[] = | |
| 641 N_("%s%sGGC heuristics: --param ggc-min-expand=%d --param ggc-min-heapsize=%d\n"); | |
| 642 #ifndef __VERSION__ | |
| 643 #define __VERSION__ "[?]" | |
| 644 #endif | |
| 645 fprintf (file, | |
| 646 file == stderr ? _(fmt1) : fmt1, | |
| 647 indent, *indent != 0 ? " " : "", | |
| 648 lang_hooks.name, pkgversion_string, version_string, TARGET_NAME, | |
| 649 indent, __VERSION__); | |
| 650 | |
| 651 /* We need to stringify the GMP macro values. Ugh, gmp_version has | |
|
19
58ad6c70ea60
update gcc from 4.4.0 to 4.4.1.
kent@firefly.cr.ie.u-ryukyu.ac.jp
parents:
0
diff
changeset
|
652 two string formats, "i.j.k" and "i.j" when k is zero. As of |
|
58ad6c70ea60
update gcc from 4.4.0 to 4.4.1.
kent@firefly.cr.ie.u-ryukyu.ac.jp
parents:
0
diff
changeset
|
653 gmp-4.3.0, GMP always uses the 3 number format. */ |
| 0 | 654 #define GCC_GMP_STRINGIFY_VERSION3(X) #X |
| 111 | 655 #define GCC_GMP_STRINGIFY_VERSION2(X) GCC_GMP_STRINGIFY_VERSION3 (X) |
|
19
58ad6c70ea60
update gcc from 4.4.0 to 4.4.1.
kent@firefly.cr.ie.u-ryukyu.ac.jp
parents:
0
diff
changeset
|
656 #define GCC_GMP_VERSION_NUM(X,Y,Z) (((X) << 16L) | ((Y) << 8) | (Z)) |
|
58ad6c70ea60
update gcc from 4.4.0 to 4.4.1.
kent@firefly.cr.ie.u-ryukyu.ac.jp
parents:
0
diff
changeset
|
657 #define GCC_GMP_VERSION \ |
|
58ad6c70ea60
update gcc from 4.4.0 to 4.4.1.
kent@firefly.cr.ie.u-ryukyu.ac.jp
parents:
0
diff
changeset
|
658 GCC_GMP_VERSION_NUM(__GNU_MP_VERSION, __GNU_MP_VERSION_MINOR, __GNU_MP_VERSION_PATCHLEVEL) |
|
58ad6c70ea60
update gcc from 4.4.0 to 4.4.1.
kent@firefly.cr.ie.u-ryukyu.ac.jp
parents:
0
diff
changeset
|
659 #if GCC_GMP_VERSION < GCC_GMP_VERSION_NUM(4,3,0) && __GNU_MP_VERSION_PATCHLEVEL == 0 |
| 111 | 660 #define GCC_GMP_STRINGIFY_VERSION \ |
| 661 GCC_GMP_STRINGIFY_VERSION2 (__GNU_MP_VERSION) "." \ | |
| 662 GCC_GMP_STRINGIFY_VERSION2 (__GNU_MP_VERSION_MINOR) | |
| 0 | 663 #else |
| 111 | 664 #define GCC_GMP_STRINGIFY_VERSION \ |
| 665 GCC_GMP_STRINGIFY_VERSION2 (__GNU_MP_VERSION) "." \ | |
| 666 GCC_GMP_STRINGIFY_VERSION2 (__GNU_MP_VERSION_MINOR) "." \ | |
| 667 GCC_GMP_STRINGIFY_VERSION2 (__GNU_MP_VERSION_PATCHLEVEL) | |
| 0 | 668 #endif |
| 669 fprintf (file, | |
| 670 file == stderr ? _(fmt2) : fmt2, | |
| 111 | 671 GCC_GMP_STRINGIFY_VERSION, MPFR_VERSION_STRING, MPC_VERSION_STRING, |
| 672 #ifndef HAVE_isl | |
| 673 "none" | |
| 674 #else | |
| 675 isl_version () | |
| 676 #endif | |
| 677 ); | |
| 0 | 678 if (strcmp (GCC_GMP_STRINGIFY_VERSION, gmp_version)) |
| 679 fprintf (file, | |
| 680 file == stderr ? _(fmt3) : fmt3, | |
| 681 indent, *indent != 0 ? " " : "", | |
| 682 "GMP", GCC_GMP_STRINGIFY_VERSION, gmp_version); | |
| 683 if (strcmp (MPFR_VERSION_STRING, mpfr_get_version ())) | |
| 684 fprintf (file, | |
| 685 file == stderr ? _(fmt3) : fmt3, | |
| 686 indent, *indent != 0 ? " " : "", | |
| 687 "MPFR", MPFR_VERSION_STRING, mpfr_get_version ()); | |
|
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
19
diff
changeset
|
688 if (strcmp (MPC_VERSION_STRING, mpc_get_version ())) |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
19
diff
changeset
|
689 fprintf (file, |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
19
diff
changeset
|
690 file == stderr ? _(fmt3) : fmt3, |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
19
diff
changeset
|
691 indent, *indent != 0 ? " " : "", |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
19
diff
changeset
|
692 "MPC", MPC_VERSION_STRING, mpc_get_version ()); |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
19
diff
changeset
|
693 |
| 111 | 694 if (show_global_state) |
| 695 { | |
| 696 fprintf (file, | |
| 697 file == stderr ? _(fmt4) : fmt4, | |
| 698 indent, *indent != 0 ? " " : "", | |
| 699 PARAM_VALUE (GGC_MIN_EXPAND), PARAM_VALUE (GGC_MIN_HEAPSIZE)); | |
| 700 | |
| 701 print_plugins_versions (file, indent); | |
| 702 } | |
| 0 | 703 } |
| 704 | |
| 705 static int | |
| 706 print_to_asm_out_file (print_switch_type type, const char * text) | |
| 707 { | |
| 708 bool prepend_sep = true; | |
| 709 | |
| 710 switch (type) | |
| 711 { | |
| 712 case SWITCH_TYPE_LINE_END: | |
| 713 putc ('\n', asm_out_file); | |
| 714 return 1; | |
| 715 | |
| 716 case SWITCH_TYPE_LINE_START: | |
| 717 fputs (ASM_COMMENT_START, asm_out_file); | |
| 718 return strlen (ASM_COMMENT_START); | |
| 719 | |
| 720 case SWITCH_TYPE_DESCRIPTIVE: | |
| 721 if (ASM_COMMENT_START[0] == 0) | |
| 722 prepend_sep = false; | |
| 111 | 723 /* FALLTHRU */ |
| 0 | 724 case SWITCH_TYPE_PASSED: |
| 725 case SWITCH_TYPE_ENABLED: | |
| 726 if (prepend_sep) | |
| 727 fputc (' ', asm_out_file); | |
|
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
19
diff
changeset
|
728 fputs (text, asm_out_file); |
| 0 | 729 /* No need to return the length here as |
| 730 print_single_switch has already done it. */ | |
| 731 return 0; | |
| 732 | |
| 733 default: | |
| 734 return -1; | |
| 735 } | |
| 736 } | |
| 737 | |
| 738 static int | |
| 739 print_to_stderr (print_switch_type type, const char * text) | |
| 740 { | |
| 741 switch (type) | |
| 742 { | |
| 743 case SWITCH_TYPE_LINE_END: | |
| 744 putc ('\n', stderr); | |
| 745 return 1; | |
| 746 | |
| 747 case SWITCH_TYPE_LINE_START: | |
| 748 return 0; | |
|
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
19
diff
changeset
|
749 |
| 0 | 750 case SWITCH_TYPE_PASSED: |
| 751 case SWITCH_TYPE_ENABLED: | |
| 752 fputc (' ', stderr); | |
| 111 | 753 /* FALLTHRU */ |
| 0 | 754 |
| 755 case SWITCH_TYPE_DESCRIPTIVE: | |
|
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
19
diff
changeset
|
756 fputs (text, stderr); |
| 0 | 757 /* No need to return the length here as |
| 758 print_single_switch has already done it. */ | |
| 759 return 0; | |
| 760 | |
| 761 default: | |
| 762 return -1; | |
| 763 } | |
| 764 } | |
| 765 | |
| 766 /* Print an option value and return the adjusted position in the line. | |
| 767 ??? print_fn doesn't handle errors, eg disk full; presumably other | |
| 768 code will catch a disk full though. */ | |
| 769 | |
| 770 static int | |
| 771 print_single_switch (print_switch_fn_type print_fn, | |
| 772 int pos, | |
| 773 print_switch_type type, | |
| 774 const char * text) | |
| 775 { | |
| 776 /* The ultrix fprintf returns 0 on success, so compute the result | |
| 777 we want here since we need it for the following test. The +1 | |
| 778 is for the separator character that will probably be emitted. */ | |
| 779 int len = strlen (text) + 1; | |
| 780 | |
| 781 if (pos != 0 | |
| 782 && pos + len > MAX_LINE) | |
| 783 { | |
| 784 print_fn (SWITCH_TYPE_LINE_END, NULL); | |
| 785 pos = 0; | |
| 786 } | |
| 787 | |
| 788 if (pos == 0) | |
| 789 pos += print_fn (SWITCH_TYPE_LINE_START, NULL); | |
| 790 | |
| 791 print_fn (type, text); | |
| 792 return pos + len; | |
| 793 } | |
| 794 | |
| 795 /* Print active target switches using PRINT_FN. | |
| 796 POS is the current cursor position and MAX is the size of a "line". | |
| 797 Each line begins with INDENT and ends with TERM. | |
| 798 Each switch is separated from the next by SEP. */ | |
| 799 | |
| 800 static void | |
| 801 print_switch_values (print_switch_fn_type print_fn) | |
| 802 { | |
| 803 int pos = 0; | |
| 804 size_t j; | |
| 805 | |
| 806 /* Print the options as passed. */ | |
| 807 pos = print_single_switch (print_fn, pos, | |
| 808 SWITCH_TYPE_DESCRIPTIVE, _("options passed: ")); | |
| 809 | |
|
67
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
810 for (j = 1; j < save_decoded_options_count; j++) |
| 0 | 811 { |
|
67
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
812 switch (save_decoded_options[j].opt_index) |
| 0 | 813 { |
|
67
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
814 case OPT_o: |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
815 case OPT_d: |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
816 case OPT_dumpbase: |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
817 case OPT_dumpdir: |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
818 case OPT_auxbase: |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
819 case OPT_quiet: |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
820 case OPT_version: |
| 0 | 821 /* Ignore these. */ |
|
67
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
822 continue; |
| 0 | 823 } |
| 824 | |
|
67
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
825 pos = print_single_switch (print_fn, pos, SWITCH_TYPE_PASSED, |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
826 save_decoded_options[j].orig_option_with_args_text); |
| 0 | 827 } |
| 828 | |
| 829 if (pos > 0) | |
| 830 print_fn (SWITCH_TYPE_LINE_END, NULL); | |
| 831 | |
| 832 /* Print the -f and -m options that have been enabled. | |
| 833 We don't handle language specific options but printing argv | |
| 834 should suffice. */ | |
| 835 pos = print_single_switch (print_fn, 0, | |
| 836 SWITCH_TYPE_DESCRIPTIVE, _("options enabled: ")); | |
| 837 | |
| 838 for (j = 0; j < cl_options_count; j++) | |
| 111 | 839 if (cl_options[j].cl_report |
|
67
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
840 && option_enabled (j, &global_options) > 0) |
| 0 | 841 pos = print_single_switch (print_fn, pos, |
| 842 SWITCH_TYPE_ENABLED, cl_options[j].opt_text); | |
| 843 | |
| 844 print_fn (SWITCH_TYPE_LINE_END, NULL); | |
| 845 } | |
| 846 | |
| 847 /* Open assembly code output file. Do this even if -fsyntax-only is | |
| 848 on, because then the driver will have provided the name of a | |
| 849 temporary file or bit bucket for us. NAME is the file specified on | |
| 850 the command line, possibly NULL. */ | |
| 851 static void | |
| 852 init_asm_output (const char *name) | |
| 853 { | |
| 854 if (name == NULL && asm_file_name == 0) | |
| 855 asm_out_file = stdout; | |
| 856 else | |
| 857 { | |
| 858 if (asm_file_name == 0) | |
| 859 { | |
| 860 int len = strlen (dump_base_name); | |
| 861 char *dumpname = XNEWVEC (char, len + 6); | |
| 862 | |
| 863 memcpy (dumpname, dump_base_name, len + 1); | |
| 864 strip_off_ending (dumpname, len); | |
| 865 strcat (dumpname, ".s"); | |
| 866 asm_file_name = dumpname; | |
| 867 } | |
| 868 if (!strcmp (asm_file_name, "-")) | |
| 869 asm_out_file = stdout; | |
| 111 | 870 else if (!canonical_filename_eq (asm_file_name, name) |
| 871 || !strcmp (asm_file_name, HOST_BIT_BUCKET)) | |
| 872 asm_out_file = fopen (asm_file_name, "w"); | |
| 0 | 873 else |
| 111 | 874 /* Use UNKOWN_LOCATION to prevent gcc from printing the first |
| 875 line in the current file. */ | |
| 876 fatal_error (UNKNOWN_LOCATION, | |
| 877 "input file %qs is the same as output file", | |
| 878 asm_file_name); | |
| 0 | 879 if (asm_out_file == 0) |
| 111 | 880 fatal_error (UNKNOWN_LOCATION, |
| 881 "can%'t open %qs for writing: %m", asm_file_name); | |
| 0 | 882 } |
| 883 | |
| 884 if (!flag_syntax_only) | |
| 885 { | |
| 886 targetm.asm_out.file_start (); | |
| 887 | |
| 888 if (flag_record_gcc_switches) | |
| 889 { | |
| 890 if (targetm.asm_out.record_gcc_switches) | |
| 891 { | |
| 892 /* Let the target know that we are about to start recording. */ | |
| 893 targetm.asm_out.record_gcc_switches (SWITCH_TYPE_DESCRIPTIVE, | |
| 894 NULL); | |
| 895 /* Now record the switches. */ | |
| 896 print_switch_values (targetm.asm_out.record_gcc_switches); | |
| 897 /* Let the target know that the recording is over. */ | |
| 898 targetm.asm_out.record_gcc_switches (SWITCH_TYPE_DESCRIPTIVE, | |
| 899 NULL); | |
| 900 } | |
| 901 else | |
| 111 | 902 inform (UNKNOWN_LOCATION, |
| 903 "-frecord-gcc-switches is not supported by " | |
| 904 "the current target"); | |
| 0 | 905 } |
| 906 | |
| 907 if (flag_verbose_asm) | |
| 908 { | |
| 909 /* Print the list of switches in effect | |
| 910 into the assembler file as comments. */ | |
| 111 | 911 print_version (asm_out_file, ASM_COMMENT_START, true); |
| 0 | 912 print_switch_values (print_to_asm_out_file); |
|
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
19
diff
changeset
|
913 putc ('\n', asm_out_file); |
| 0 | 914 } |
| 915 } | |
| 916 } | |
| 917 | |
| 918 /* A helper function; used as the reallocator function for cpp's line | |
| 919 table. */ | |
| 920 static void * | |
| 921 realloc_for_line_map (void *ptr, size_t len) | |
| 922 { | |
| 111 | 923 return ggc_realloc (ptr, len); |
|
67
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
924 } |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
925 |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
926 /* A helper function: used as the allocator function for |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
927 identifier_to_locale. */ |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
928 static void * |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
929 alloc_for_identifier_to_locale (size_t len) |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
930 { |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
931 return ggc_alloc_atomic (len); |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
932 } |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
933 |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
934 /* Output stack usage information. */ |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
935 void |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
936 output_stack_usage (void) |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
937 { |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
938 static bool warning_issued = false; |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
939 enum stack_usage_kind_type { STATIC = 0, DYNAMIC, DYNAMIC_BOUNDED }; |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
940 const char *stack_usage_kind_str[] = { |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
941 "static", |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
942 "dynamic", |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
943 "dynamic,bounded" |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
944 }; |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
945 HOST_WIDE_INT stack_usage = current_function_static_stack_size; |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
946 enum stack_usage_kind_type stack_usage_kind; |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
947 |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
948 if (stack_usage < 0) |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
949 { |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
950 if (!warning_issued) |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
951 { |
| 111 | 952 warning (0, "stack usage computation not supported for this target"); |
|
67
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
953 warning_issued = true; |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
954 } |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
955 return; |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
956 } |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
957 |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
958 stack_usage_kind = STATIC; |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
959 |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
960 /* Add the maximum amount of space pushed onto the stack. */ |
| 131 | 961 if (maybe_ne (current_function_pushed_stack_size, 0)) |
|
67
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
962 { |
| 131 | 963 HOST_WIDE_INT extra; |
| 964 if (current_function_pushed_stack_size.is_constant (&extra)) | |
| 965 { | |
| 966 stack_usage += extra; | |
| 967 stack_usage_kind = DYNAMIC_BOUNDED; | |
| 968 } | |
| 969 else | |
| 970 { | |
| 971 extra = constant_lower_bound (current_function_pushed_stack_size); | |
| 972 stack_usage += extra; | |
| 973 stack_usage_kind = DYNAMIC; | |
| 974 } | |
|
67
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
975 } |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
976 |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
977 /* Now on to the tricky part: dynamic stack allocation. */ |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
978 if (current_function_allocates_dynamic_stack_space) |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
979 { |
| 131 | 980 if (stack_usage_kind != DYNAMIC) |
| 981 { | |
| 982 if (current_function_has_unbounded_dynamic_stack_size) | |
| 983 stack_usage_kind = DYNAMIC; | |
| 984 else | |
| 985 stack_usage_kind = DYNAMIC_BOUNDED; | |
| 986 } | |
|
67
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
987 |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
988 /* Add the size even in the unbounded case, this can't hurt. */ |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
989 stack_usage += current_function_dynamic_stack_size; |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
990 } |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
991 |
| 111 | 992 if (flag_stack_usage) |
| 993 { | |
| 994 expanded_location loc | |
| 995 = expand_location (DECL_SOURCE_LOCATION (current_function_decl)); | |
| 996 /* We don't want to print the full qualified name because it can be long, | |
| 997 so we strip the scope prefix, but we may need to deal with the suffix | |
| 998 created by the compiler. */ | |
| 999 const char *suffix | |
| 1000 = strchr (IDENTIFIER_POINTER (DECL_NAME (current_function_decl)), '.'); | |
| 1001 const char *name | |
| 1002 = lang_hooks.decl_printable_name (current_function_decl, 2); | |
| 1003 if (suffix) | |
| 1004 { | |
| 1005 const char *dot = strchr (name, '.'); | |
| 1006 while (dot && strcasecmp (dot, suffix) != 0) | |
| 1007 { | |
| 1008 name = dot + 1; | |
| 1009 dot = strchr (name, '.'); | |
| 1010 } | |
| 1011 } | |
| 1012 else | |
| 1013 { | |
| 1014 const char *dot = strrchr (name, '.'); | |
| 1015 if (dot) | |
| 1016 name = dot + 1; | |
| 1017 } | |
|
67
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
1018 |
| 111 | 1019 fprintf (stack_usage_file, |
| 1020 "%s:%d:%d:%s\t" HOST_WIDE_INT_PRINT_DEC"\t%s\n", | |
| 1021 lbasename (loc.file), | |
| 1022 loc.line, | |
| 1023 loc.column, | |
| 1024 name, | |
| 1025 stack_usage, | |
| 1026 stack_usage_kind_str[stack_usage_kind]); | |
| 1027 } | |
| 1028 | |
| 131 | 1029 if (warn_stack_usage >= 0 && warn_stack_usage < HOST_WIDE_INT_MAX) |
| 111 | 1030 { |
| 1031 const location_t loc = DECL_SOURCE_LOCATION (current_function_decl); | |
|
67
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
1032 |
| 111 | 1033 if (stack_usage_kind == DYNAMIC) |
| 1034 warning_at (loc, OPT_Wstack_usage_, "stack usage might be unbounded"); | |
| 1035 else if (stack_usage > warn_stack_usage) | |
| 1036 { | |
| 1037 if (stack_usage_kind == DYNAMIC_BOUNDED) | |
| 1038 warning_at (loc, | |
| 131 | 1039 OPT_Wstack_usage_, "stack usage might be %wu bytes", |
| 111 | 1040 stack_usage); |
| 1041 else | |
| 131 | 1042 warning_at (loc, OPT_Wstack_usage_, "stack usage is %wu bytes", |
| 111 | 1043 stack_usage); |
| 1044 } | |
| 1045 } | |
|
67
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
1046 } |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
1047 |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
1048 /* Open an auxiliary output file. */ |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
1049 static FILE * |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
1050 open_auxiliary_file (const char *ext) |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
1051 { |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
1052 char *filename; |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
1053 FILE *file; |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
1054 |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
1055 filename = concat (aux_base_name, ".", ext, NULL); |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
1056 file = fopen (filename, "w"); |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
1057 if (!file) |
| 111 | 1058 fatal_error (input_location, "can%'t open %s for writing: %m", filename); |
|
67
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
1059 free (filename); |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
1060 return file; |
| 0 | 1061 } |
| 1062 | |
| 111 | 1063 /* Alternative diagnostics callback for reentered ICE reporting. */ |
| 1064 | |
| 1065 static void | |
| 1066 internal_error_reentered (diagnostic_context *, const char *, va_list *) | |
| 1067 { | |
| 1068 /* Flush the dump file if emergency_dump_function itself caused an ICE. */ | |
| 1069 if (dump_file) | |
| 1070 fflush (dump_file); | |
| 1071 } | |
| 1072 | |
| 1073 /* Auxiliary callback for the diagnostics code. */ | |
| 1074 | |
| 1075 static void | |
| 1076 internal_error_function (diagnostic_context *, const char *, va_list *) | |
| 1077 { | |
| 1078 global_dc->internal_error = internal_error_reentered; | |
| 1079 warn_if_plugins (); | |
| 1080 emergency_dump_function (); | |
| 1081 } | |
| 1082 | |
| 0 | 1083 /* Initialization of the front end environment, before command line |
| 1084 options are parsed. Signal handlers, internationalization etc. | |
| 1085 ARGV0 is main's argv[0]. */ | |
| 1086 static void | |
| 111 | 1087 general_init (const char *argv0, bool init_signals) |
| 0 | 1088 { |
| 1089 const char *p; | |
| 1090 | |
| 1091 p = argv0 + strlen (argv0); | |
| 1092 while (p != argv0 && !IS_DIR_SEPARATOR (p[-1])) | |
| 1093 --p; | |
| 1094 progname = p; | |
| 1095 | |
| 1096 xmalloc_set_program_name (progname); | |
| 1097 | |
| 1098 hex_init (); | |
| 1099 | |
| 1100 /* Unlock the stdio streams. */ | |
| 1101 unlock_std_streams (); | |
| 1102 | |
| 1103 gcc_init_libintl (); | |
| 1104 | |
|
67
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
1105 identifier_to_locale_alloc = alloc_for_identifier_to_locale; |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
1106 identifier_to_locale_free = ggc_free; |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
1107 |
| 0 | 1108 /* Initialize the diagnostics reporting machinery, so option parsing |
| 1109 can give warnings and errors. */ | |
|
67
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
1110 diagnostic_initialize (global_dc, N_OPTS); |
| 0 | 1111 /* Set a default printer. Language specific initializations will |
| 1112 override it later. */ | |
| 111 | 1113 tree_diagnostics_defaults (global_dc); |
| 1114 | |
| 1115 global_dc->show_caret | |
| 1116 = global_options_init.x_flag_diagnostics_show_caret; | |
| 131 | 1117 global_dc->show_labels_p |
| 1118 = global_options_init.x_flag_diagnostics_show_labels; | |
| 1119 global_dc->show_line_numbers_p | |
| 1120 = global_options_init.x_flag_diagnostics_show_line_numbers; | |
|
67
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
1121 global_dc->show_option_requested |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
1122 = global_options_init.x_flag_diagnostics_show_option; |
| 131 | 1123 global_dc->min_margin_width |
| 1124 = global_options_init.x_diagnostics_minimum_margin_width; | |
|
67
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
1125 global_dc->show_column |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
1126 = global_options_init.x_flag_show_column; |
| 111 | 1127 global_dc->internal_error = internal_error_function; |
|
67
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
1128 global_dc->option_enabled = option_enabled; |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
1129 global_dc->option_state = &global_options; |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
1130 global_dc->option_name = option_name; |
| 0 | 1131 |
| 111 | 1132 if (init_signals) |
| 1133 { | |
| 1134 /* Trap fatal signals, e.g. SIGSEGV, and convert them to ICE messages. */ | |
| 0 | 1135 #ifdef SIGSEGV |
| 111 | 1136 signal (SIGSEGV, crash_signal); |
| 0 | 1137 #endif |
| 1138 #ifdef SIGILL | |
| 111 | 1139 signal (SIGILL, crash_signal); |
| 0 | 1140 #endif |
| 1141 #ifdef SIGBUS | |
| 111 | 1142 signal (SIGBUS, crash_signal); |
| 0 | 1143 #endif |
| 1144 #ifdef SIGABRT | |
| 111 | 1145 signal (SIGABRT, crash_signal); |
| 0 | 1146 #endif |
| 1147 #if defined SIGIOT && (!defined SIGABRT || SIGABRT != SIGIOT) | |
| 111 | 1148 signal (SIGIOT, crash_signal); |
| 0 | 1149 #endif |
| 1150 #ifdef SIGFPE | |
| 111 | 1151 signal (SIGFPE, crash_signal); |
| 0 | 1152 #endif |
| 1153 | |
| 111 | 1154 /* Other host-specific signal setup. */ |
| 1155 (*host_hooks.extra_signals)(); | |
| 1156 } | |
| 0 | 1157 |
| 1158 /* Initialize the garbage-collector, string pools and tree type hash | |
| 1159 table. */ | |
| 1160 init_ggc (); | |
| 1161 init_stringpool (); | |
| 111 | 1162 input_location = UNKNOWN_LOCATION; |
| 1163 line_table = ggc_alloc<line_maps> (); | |
| 1164 linemap_init (line_table, BUILTINS_LOCATION); | |
| 0 | 1165 line_table->reallocator = realloc_for_line_map; |
| 111 | 1166 line_table->round_alloc_size = ggc_round_alloc_size; |
| 1167 line_table->default_range_bits = 5; | |
| 0 | 1168 init_ttree (); |
| 1169 | |
| 1170 /* Initialize register usage now so switches may override. */ | |
| 1171 init_reg_sets (); | |
| 1172 | |
| 1173 /* Register the language-independent parameters. */ | |
| 111 | 1174 global_init_params (); |
| 1175 | |
| 1176 /* This must be done after global_init_params but before argument | |
| 1177 processing. */ | |
| 1178 init_ggc_heuristics (); | |
| 1179 | |
| 1180 /* Create the singleton holder for global state. This creates the | |
| 1181 dump manager. */ | |
| 1182 g = new gcc::context (); | |
| 0 | 1183 |
| 111 | 1184 /* Allow languages and middle-end to register their dumps before the |
| 1185 optimization passes. */ | |
| 1186 g->get_dumps ()->register_dumps (); | |
| 1187 | |
| 1188 /* Create the passes. */ | |
| 1189 g->set_passes (new gcc::pass_manager (g)); | |
| 1190 | |
| 1191 symtab = new (ggc_cleared_alloc <symbol_table> ()) symbol_table (); | |
| 1192 | |
| 0 | 1193 statistics_early_init (); |
| 131 | 1194 debuginfo_early_init (); |
|
67
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
1195 finish_params (); |
| 0 | 1196 } |
| 1197 | |
| 1198 /* Return true if the current target supports -fsection-anchors. */ | |
| 1199 | |
| 1200 static bool | |
| 1201 target_supports_section_anchors_p (void) | |
| 1202 { | |
| 1203 if (targetm.min_anchor_offset == 0 && targetm.max_anchor_offset == 0) | |
| 1204 return false; | |
| 1205 | |
| 1206 if (targetm.asm_out.output_anchor == NULL) | |
| 1207 return false; | |
| 1208 | |
| 1209 return true; | |
| 1210 } | |
| 1211 | |
| 131 | 1212 /* Parse "N[:M][:...]" into struct align_flags A. |
| 1213 VALUES contains parsed values (in reverse order), all processed | |
| 1214 values are popped. */ | |
| 1215 | |
| 0 | 1216 static void |
| 131 | 1217 read_log_maxskip (auto_vec<unsigned> &values, align_flags_tuple *a) |
| 1218 { | |
| 1219 unsigned n = values.pop (); | |
| 1220 if (n != 0) | |
| 1221 a->log = floor_log2 (n * 2 - 1); | |
| 1222 | |
| 1223 if (values.is_empty ()) | |
| 1224 a->maxskip = n ? n - 1 : 0; | |
| 1225 else | |
| 1226 { | |
| 1227 unsigned m = values.pop (); | |
| 1228 /* -falign-foo=N:M means M-1 max bytes of padding, not M. */ | |
| 1229 if (m > 0) | |
| 1230 m--; | |
| 1231 a->maxskip = m; | |
| 1232 } | |
| 1233 | |
| 1234 /* Normalize the tuple. */ | |
| 1235 a->normalize (); | |
| 1236 } | |
| 1237 | |
| 1238 /* Parse "N[:M[:N2[:M2]]]" string FLAG into a pair of struct align_flags. */ | |
| 1239 | |
| 1240 static void | |
| 1241 parse_N_M (const char *flag, align_flags &a) | |
| 0 | 1242 { |
| 131 | 1243 if (flag) |
| 1244 { | |
| 1245 static hash_map <nofree_string_hash, align_flags> cache; | |
| 1246 align_flags *entry = cache.get (flag); | |
| 1247 if (entry) | |
| 1248 { | |
| 1249 a = *entry; | |
| 1250 return; | |
| 1251 } | |
| 1252 | |
| 1253 auto_vec<unsigned> result_values; | |
| 1254 bool r = parse_and_check_align_values (flag, NULL, result_values, false, | |
| 1255 UNKNOWN_LOCATION); | |
| 1256 if (!r) | |
| 1257 return; | |
| 1258 | |
| 1259 /* Reverse values for easier manipulation. */ | |
| 1260 result_values.reverse (); | |
| 1261 | |
| 1262 read_log_maxskip (result_values, &a.levels[0]); | |
| 1263 if (!result_values.is_empty ()) | |
| 1264 read_log_maxskip (result_values, &a.levels[1]); | |
| 1265 #ifdef SUBALIGN_LOG | |
| 1266 else | |
| 1267 { | |
| 1268 /* N2[:M2] is not specified. This arch has a default for N2. | |
| 1269 Before -falign-foo=N:M:N2:M2 was introduced, x86 had a tweak. | |
| 1270 -falign-functions=N with N > 8 was adding secondary alignment. | |
| 1271 -falign-functions=10 was emitting this before every function: | |
| 1272 .p2align 4,,9 | |
| 1273 .p2align 3 | |
| 1274 Now this behavior (and more) can be explicitly requested: | |
| 1275 -falign-functions=16:10:8 | |
| 1276 Retain old behavior if N2 is missing: */ | |
| 1277 | |
| 1278 int align = 1 << a.levels[0].log; | |
| 1279 int subalign = 1 << SUBALIGN_LOG; | |
| 1280 | |
| 1281 if (a.levels[0].log > SUBALIGN_LOG | |
| 1282 && a.levels[0].maxskip >= subalign - 1) | |
| 1283 { | |
| 1284 /* Set N2 unless subalign can never have any effect. */ | |
| 1285 if (align > a.levels[0].maxskip + 1) | |
| 1286 { | |
| 1287 a.levels[1].log = SUBALIGN_LOG; | |
| 1288 a.levels[1].normalize (); | |
| 1289 } | |
| 1290 } | |
| 1291 } | |
| 1292 #endif | |
| 1293 | |
| 1294 /* Cache seen value. */ | |
| 1295 cache.put (flag, a); | |
| 1296 } | |
| 1297 } | |
| 1298 | |
| 1299 /* Process -falign-foo=N[:M[:N2[:M2]]] options. */ | |
| 1300 | |
| 1301 void | |
| 1302 parse_alignment_opts (void) | |
| 1303 { | |
| 1304 parse_N_M (str_align_loops, align_loops); | |
| 1305 parse_N_M (str_align_jumps, align_jumps); | |
| 1306 parse_N_M (str_align_labels, align_labels); | |
| 1307 parse_N_M (str_align_functions, align_functions); | |
| 0 | 1308 } |
| 1309 | |
| 1310 /* Process the options that have been parsed. */ | |
| 1311 static void | |
| 1312 process_options (void) | |
| 1313 { | |
| 1314 /* Just in case lang_hooks.post_options ends up calling a debug_hook. | |
| 1315 This can happen with incorrect pre-processed input. */ | |
| 1316 debug_hooks = &do_nothing_debug_hooks; | |
| 1317 | |
|
67
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
1318 maximum_field_alignment = initial_max_fld_align * BITS_PER_UNIT; |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
1319 |
| 0 | 1320 /* Allow the front end to perform consistency checks and do further |
| 1321 initialization based on the command line options. This hook also | |
| 1322 sets the original filename if appropriate (e.g. foo.i -> foo.c) | |
| 1323 so we can correctly initialize debug output. */ | |
| 1324 no_backend = lang_hooks.post_options (&main_input_filename); | |
| 1325 | |
| 1326 /* Some machines may reject certain combinations of options. */ | |
| 111 | 1327 location_t saved_location = input_location; |
| 1328 input_location = UNKNOWN_LOCATION; | |
|
67
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
1329 targetm.target_option.override (); |
| 111 | 1330 input_location = saved_location; |
| 1331 | |
| 1332 if (flag_diagnostics_generate_patch) | |
| 1333 global_dc->edit_context_ptr = new edit_context (); | |
| 0 | 1334 |
|
63
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
1335 /* Avoid any informative notes in the second run of -fcompare-debug. */ |
|
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
1336 if (flag_compare_debug) |
|
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
1337 diagnostic_inhibit_notes (global_dc); |
|
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
1338 |
| 0 | 1339 if (flag_section_anchors && !target_supports_section_anchors_p ()) |
| 1340 { | |
| 111 | 1341 warning_at (UNKNOWN_LOCATION, OPT_fsection_anchors, |
| 1342 "this target does not support %qs", | |
| 1343 "-fsection-anchors"); | |
| 0 | 1344 flag_section_anchors = 0; |
| 1345 } | |
| 1346 | |
| 1347 if (flag_short_enums == 2) | |
| 1348 flag_short_enums = targetm.default_short_enums (); | |
| 1349 | |
| 1350 /* Set aux_base_name if not already set. */ | |
| 1351 if (aux_base_name) | |
| 1352 ; | |
| 1353 else if (main_input_filename) | |
| 1354 { | |
| 1355 char *name = xstrdup (lbasename (main_input_filename)); | |
| 1356 | |
| 1357 strip_off_ending (name, strlen (name)); | |
| 1358 aux_base_name = name; | |
| 1359 } | |
| 1360 else | |
| 1361 aux_base_name = "gccaux"; | |
| 1362 | |
| 111 | 1363 #ifndef HAVE_isl |
| 0 | 1364 if (flag_graphite |
| 111 | 1365 || flag_loop_nest_optimize |
|
67
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
1366 || flag_graphite_identity |
|
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
19
diff
changeset
|
1367 || flag_loop_parallelize_all) |
| 111 | 1368 sorry ("Graphite loop optimizations cannot be used (isl is not available) " |
| 1369 "(-fgraphite, -fgraphite-identity, -floop-nest-optimize, " | |
| 1370 "-floop-parallelize-all)"); | |
| 0 | 1371 #endif |
| 1372 | |
| 111 | 1373 if (flag_cf_protection != CF_NONE |
| 1374 && !(flag_cf_protection & CF_SET)) | |
| 1375 { | |
| 1376 if (flag_cf_protection == CF_FULL) | |
| 1377 { | |
| 1378 error_at (UNKNOWN_LOCATION, | |
| 1379 "%<-fcf-protection=full%> is not supported for this " | |
| 1380 "target"); | |
| 1381 flag_cf_protection = CF_NONE; | |
| 1382 } | |
| 1383 if (flag_cf_protection == CF_BRANCH) | |
| 1384 { | |
| 1385 error_at (UNKNOWN_LOCATION, | |
| 1386 "%<-fcf-protection=branch%> is not supported for this " | |
| 1387 "target"); | |
| 1388 flag_cf_protection = CF_NONE; | |
| 1389 } | |
| 1390 if (flag_cf_protection == CF_RETURN) | |
| 1391 { | |
| 1392 error_at (UNKNOWN_LOCATION, | |
| 1393 "%<-fcf-protection=return%> is not supported for this " | |
| 1394 "target"); | |
| 1395 flag_cf_protection = CF_NONE; | |
| 1396 } | |
| 1397 } | |
| 1398 | |
| 1399 /* One region RA really helps to decrease the code size. */ | |
| 1400 if (flag_ira_region == IRA_REGION_AUTODETECT) | |
| 1401 flag_ira_region | |
| 1402 = optimize_size || !optimize ? IRA_REGION_ONE : IRA_REGION_MIXED; | |
| 1403 | |
| 1404 if (!abi_version_at_least (2)) | |
| 1405 { | |
| 1406 /* -fabi-version=1 support was removed after GCC 4.9. */ | |
| 1407 error_at (UNKNOWN_LOCATION, | |
| 1408 "%<-fabi-version=1%> is no longer supported"); | |
| 1409 flag_abi_version = 2; | |
| 1410 } | |
| 1411 | |
| 0 | 1412 /* Unrolling all loops implies that standard loop unrolling must also |
| 1413 be done. */ | |
| 1414 if (flag_unroll_all_loops) | |
| 1415 flag_unroll_loops = 1; | |
| 1416 | |
|
67
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
1417 /* web and rename-registers help when run after loop unrolling. */ |
| 0 | 1418 if (flag_web == AUTODETECT_VALUE) |
| 111 | 1419 flag_web = flag_unroll_loops; |
|
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
19
diff
changeset
|
1420 |
| 0 | 1421 if (flag_rename_registers == AUTODETECT_VALUE) |
| 111 | 1422 flag_rename_registers = flag_unroll_loops; |
| 0 | 1423 |
| 1424 if (flag_non_call_exceptions) | |
| 1425 flag_asynchronous_unwind_tables = 1; | |
| 1426 if (flag_asynchronous_unwind_tables) | |
| 1427 flag_unwind_tables = 1; | |
| 1428 | |
| 1429 if (flag_value_profile_transformations) | |
| 1430 flag_profile_values = 1; | |
| 1431 | |
| 1432 /* Warn about options that are not supported on this machine. */ | |
| 1433 #ifndef INSN_SCHEDULING | |
| 1434 if (flag_schedule_insns || flag_schedule_insns_after_reload) | |
| 111 | 1435 warning_at (UNKNOWN_LOCATION, 0, |
| 1436 "instruction scheduling not supported on this target machine"); | |
| 0 | 1437 #endif |
| 111 | 1438 if (!DELAY_SLOTS && flag_delayed_branch) |
| 1439 warning_at (UNKNOWN_LOCATION, 0, | |
| 1440 "this target machine does not have delayed branches"); | |
| 0 | 1441 |
| 1442 user_label_prefix = USER_LABEL_PREFIX; | |
| 1443 if (flag_leading_underscore != -1) | |
| 1444 { | |
| 1445 /* If the default prefix is more complicated than "" or "_", | |
| 1446 issue a warning and ignore this option. */ | |
| 1447 if (user_label_prefix[0] == 0 || | |
| 1448 (user_label_prefix[0] == '_' && user_label_prefix[1] == 0)) | |
| 1449 { | |
| 1450 user_label_prefix = flag_leading_underscore ? "_" : ""; | |
| 1451 } | |
| 1452 else | |
| 111 | 1453 warning_at (UNKNOWN_LOCATION, 0, |
| 1454 "-f%sleading-underscore not supported on this " | |
| 1455 "target machine", flag_leading_underscore ? "" : "no-"); | |
| 0 | 1456 } |
| 1457 | |
| 1458 /* If we are in verbose mode, write out the version and maybe all the | |
| 1459 option flags in use. */ | |
| 1460 if (version_flag) | |
| 1461 { | |
| 111 | 1462 print_version (stderr, "", true); |
| 0 | 1463 if (! quiet_flag) |
| 1464 print_switch_values (print_to_stderr); | |
| 1465 } | |
| 1466 | |
| 1467 if (flag_syntax_only) | |
| 1468 { | |
| 1469 write_symbols = NO_DEBUG; | |
| 1470 profile_flag = 0; | |
| 1471 } | |
| 1472 | |
|
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
19
diff
changeset
|
1473 if (flag_gtoggle) |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
19
diff
changeset
|
1474 { |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
19
diff
changeset
|
1475 if (debug_info_level == DINFO_LEVEL_NONE) |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
19
diff
changeset
|
1476 { |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
19
diff
changeset
|
1477 debug_info_level = DINFO_LEVEL_NORMAL; |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
19
diff
changeset
|
1478 |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
19
diff
changeset
|
1479 if (write_symbols == NO_DEBUG) |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
19
diff
changeset
|
1480 write_symbols = PREFERRED_DEBUGGING_TYPE; |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
19
diff
changeset
|
1481 } |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
19
diff
changeset
|
1482 else |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
19
diff
changeset
|
1483 debug_info_level = DINFO_LEVEL_NONE; |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
19
diff
changeset
|
1484 } |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
19
diff
changeset
|
1485 |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
19
diff
changeset
|
1486 if (flag_dump_final_insns && !flag_syntax_only && !no_backend) |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
19
diff
changeset
|
1487 { |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
19
diff
changeset
|
1488 FILE *final_output = fopen (flag_dump_final_insns, "w"); |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
19
diff
changeset
|
1489 if (!final_output) |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
19
diff
changeset
|
1490 { |
| 111 | 1491 error_at (UNKNOWN_LOCATION, |
| 1492 "could not open final insn dump file %qs: %m", | |
| 1493 flag_dump_final_insns); | |
|
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
19
diff
changeset
|
1494 flag_dump_final_insns = NULL; |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
19
diff
changeset
|
1495 } |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
19
diff
changeset
|
1496 else if (fclose (final_output)) |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
19
diff
changeset
|
1497 { |
| 111 | 1498 error_at (UNKNOWN_LOCATION, |
| 1499 "could not close zeroed insn dump file %qs: %m", | |
| 1500 flag_dump_final_insns); | |
|
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
19
diff
changeset
|
1501 flag_dump_final_insns = NULL; |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
19
diff
changeset
|
1502 } |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
19
diff
changeset
|
1503 } |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
19
diff
changeset
|
1504 |
| 0 | 1505 /* A lot of code assumes write_symbols == NO_DEBUG if the debugging |
| 1506 level is 0. */ | |
| 1507 if (debug_info_level == DINFO_LEVEL_NONE) | |
| 1508 write_symbols = NO_DEBUG; | |
| 1509 | |
| 1510 if (write_symbols == NO_DEBUG) | |
| 1511 ; | |
| 1512 #if defined(DBX_DEBUGGING_INFO) | |
| 1513 else if (write_symbols == DBX_DEBUG) | |
| 1514 debug_hooks = &dbx_debug_hooks; | |
| 1515 #endif | |
| 1516 #if defined(XCOFF_DEBUGGING_INFO) | |
| 1517 else if (write_symbols == XCOFF_DEBUG) | |
| 1518 debug_hooks = &xcoff_debug_hooks; | |
| 1519 #endif | |
| 1520 #ifdef DWARF2_DEBUGGING_INFO | |
| 1521 else if (write_symbols == DWARF2_DEBUG) | |
| 1522 debug_hooks = &dwarf2_debug_hooks; | |
| 1523 #endif | |
| 1524 #ifdef VMS_DEBUGGING_INFO | |
| 1525 else if (write_symbols == VMS_DEBUG || write_symbols == VMS_AND_DWARF2_DEBUG) | |
| 1526 debug_hooks = &vmsdbg_debug_hooks; | |
| 1527 #endif | |
| 111 | 1528 #ifdef DWARF2_LINENO_DEBUGGING_INFO |
| 1529 else if (write_symbols == DWARF2_DEBUG) | |
| 1530 debug_hooks = &dwarf2_lineno_debug_hooks; | |
| 1531 #endif | |
| 0 | 1532 else |
| 111 | 1533 error_at (UNKNOWN_LOCATION, |
| 1534 "target system does not support the %qs debug format", | |
| 1535 debug_type_names[write_symbols]); | |
| 0 | 1536 |
|
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
19
diff
changeset
|
1537 /* We know which debug output will be used so we can set flag_var_tracking |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
19
diff
changeset
|
1538 and flag_var_tracking_uninit if the user has not specified them. */ |
| 0 | 1539 if (debug_info_level < DINFO_LEVEL_NORMAL |
| 1540 || debug_hooks->var_location == do_nothing_debug_hooks.var_location) | |
| 1541 { | |
| 1542 if (flag_var_tracking == 1 | |
| 1543 || flag_var_tracking_uninit == 1) | |
| 1544 { | |
| 1545 if (debug_info_level < DINFO_LEVEL_NORMAL) | |
| 111 | 1546 warning_at (UNKNOWN_LOCATION, 0, |
| 1547 "variable tracking requested, but useless unless " | |
| 1548 "producing debug info"); | |
| 0 | 1549 else |
| 111 | 1550 warning_at (UNKNOWN_LOCATION, 0, |
| 1551 "variable tracking requested, but not supported " | |
| 1552 "by this debug format"); | |
| 0 | 1553 } |
| 1554 flag_var_tracking = 0; | |
| 1555 flag_var_tracking_uninit = 0; | |
| 1556 } | |
| 1557 | |
|
67
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
1558 /* The debug hooks are used to implement -fdump-go-spec because it |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
1559 gives a simple and stable API for all the information we need to |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
1560 dump. */ |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
1561 if (flag_dump_go_spec != NULL) |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
1562 debug_hooks = dump_go_spec_init (flag_dump_go_spec, debug_hooks); |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
1563 |
|
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
19
diff
changeset
|
1564 /* If the user specifically requested variable tracking with tagging |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
19
diff
changeset
|
1565 uninitialized variables, we need to turn on variable tracking. |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
19
diff
changeset
|
1566 (We already determined above that variable tracking is feasible.) */ |
| 111 | 1567 if (flag_var_tracking_uninit == 1) |
|
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
19
diff
changeset
|
1568 flag_var_tracking = 1; |
| 0 | 1569 |
| 1570 if (flag_var_tracking == AUTODETECT_VALUE) | |
| 1571 flag_var_tracking = optimize >= 1; | |
| 1572 | |
| 111 | 1573 if (flag_var_tracking_uninit == AUTODETECT_VALUE) |
| 1574 flag_var_tracking_uninit = flag_var_tracking; | |
| 1575 | |
|
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
19
diff
changeset
|
1576 if (flag_var_tracking_assignments == AUTODETECT_VALUE) |
| 131 | 1577 flag_var_tracking_assignments |
| 1578 = (flag_var_tracking | |
| 1579 && !(flag_selective_scheduling || flag_selective_scheduling2)); | |
|
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
19
diff
changeset
|
1580 |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
19
diff
changeset
|
1581 if (flag_var_tracking_assignments_toggle) |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
19
diff
changeset
|
1582 flag_var_tracking_assignments = !flag_var_tracking_assignments; |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
19
diff
changeset
|
1583 |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
19
diff
changeset
|
1584 if (flag_var_tracking_assignments && !flag_var_tracking) |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
19
diff
changeset
|
1585 flag_var_tracking = flag_var_tracking_assignments = -1; |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
19
diff
changeset
|
1586 |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
19
diff
changeset
|
1587 if (flag_var_tracking_assignments |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
19
diff
changeset
|
1588 && (flag_selective_scheduling || flag_selective_scheduling2)) |
| 111 | 1589 warning_at (UNKNOWN_LOCATION, 0, |
| 1590 "var-tracking-assignments changes selective scheduling"); | |
|
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
19
diff
changeset
|
1591 |
| 131 | 1592 if (debug_nonbind_markers_p == AUTODETECT_VALUE) |
| 1593 debug_nonbind_markers_p | |
| 1594 = (optimize | |
| 1595 && debug_info_level >= DINFO_LEVEL_NORMAL | |
| 1596 && (write_symbols == DWARF2_DEBUG | |
| 1597 || write_symbols == VMS_AND_DWARF2_DEBUG) | |
| 1598 && !(flag_selective_scheduling || flag_selective_scheduling2)); | |
| 1599 | |
| 1600 if (dwarf2out_as_loc_support == AUTODETECT_VALUE) | |
| 1601 dwarf2out_as_loc_support | |
| 1602 = dwarf2out_default_as_loc_support (); | |
| 1603 if (dwarf2out_as_locview_support == AUTODETECT_VALUE) | |
| 1604 dwarf2out_as_locview_support | |
| 1605 = dwarf2out_default_as_locview_support (); | |
| 1606 | |
| 1607 if (debug_variable_location_views == AUTODETECT_VALUE) | |
| 1608 { | |
| 1609 debug_variable_location_views | |
| 1610 = (flag_var_tracking | |
| 1611 && debug_info_level >= DINFO_LEVEL_NORMAL | |
| 1612 && (write_symbols == DWARF2_DEBUG | |
| 1613 || write_symbols == VMS_AND_DWARF2_DEBUG) | |
| 1614 && !dwarf_strict | |
| 1615 && dwarf2out_as_loc_support | |
| 1616 && dwarf2out_as_locview_support); | |
| 1617 } | |
| 1618 else if (debug_variable_location_views == -1 && dwarf_version != 5) | |
| 1619 { | |
| 1620 warning_at (UNKNOWN_LOCATION, 0, | |
| 1621 "without -gdwarf-5, -gvariable-location-views=incompat5 " | |
| 1622 "is equivalent to -gvariable-location-views"); | |
| 1623 debug_variable_location_views = 1; | |
| 1624 } | |
| 1625 | |
| 1626 if (debug_internal_reset_location_views == 2) | |
| 1627 { | |
| 1628 debug_internal_reset_location_views | |
| 1629 = (debug_variable_location_views | |
| 1630 && targetm.reset_location_view); | |
| 1631 } | |
| 1632 else if (debug_internal_reset_location_views | |
| 1633 && !debug_variable_location_views) | |
| 1634 { | |
| 1635 warning_at (UNKNOWN_LOCATION, 0, | |
| 1636 "-ginternal-reset-location-views is forced disabled " | |
| 1637 "without -gvariable-location-views"); | |
| 1638 debug_internal_reset_location_views = 0; | |
| 1639 } | |
| 1640 | |
| 1641 if (debug_inline_points == AUTODETECT_VALUE) | |
| 1642 debug_inline_points = debug_variable_location_views; | |
| 1643 else if (debug_inline_points && !debug_nonbind_markers_p) | |
| 1644 { | |
| 1645 warning_at (UNKNOWN_LOCATION, 0, | |
| 1646 "-ginline-points is forced disabled without " | |
| 1647 "-gstatement-frontiers"); | |
| 1648 debug_inline_points = 0; | |
| 1649 } | |
| 1650 | |
| 0 | 1651 if (flag_tree_cselim == AUTODETECT_VALUE) |
| 111 | 1652 { |
| 1653 if (HAVE_conditional_move) | |
| 1654 flag_tree_cselim = 1; | |
| 1655 else | |
| 1656 flag_tree_cselim = 0; | |
| 1657 } | |
| 0 | 1658 |
| 1659 /* If auxiliary info generation is desired, open the output file. | |
| 1660 This goes in the same directory as the source file--unlike | |
| 1661 all the other output files. */ | |
| 1662 if (flag_gen_aux_info) | |
| 1663 { | |
| 1664 aux_info_file = fopen (aux_info_file_name, "w"); | |
| 1665 if (aux_info_file == 0) | |
| 111 | 1666 fatal_error (UNKNOWN_LOCATION, |
| 1667 "can%'t open %s: %m", aux_info_file_name); | |
| 0 | 1668 } |
| 1669 | |
| 111 | 1670 if (!targetm_common.have_named_sections) |
| 0 | 1671 { |
| 1672 if (flag_function_sections) | |
| 1673 { | |
| 111 | 1674 warning_at (UNKNOWN_LOCATION, 0, |
| 1675 "-ffunction-sections not supported for this target"); | |
| 0 | 1676 flag_function_sections = 0; |
| 1677 } | |
| 1678 if (flag_data_sections) | |
| 1679 { | |
| 111 | 1680 warning_at (UNKNOWN_LOCATION, 0, |
| 1681 "-fdata-sections not supported for this target"); | |
| 0 | 1682 flag_data_sections = 0; |
| 1683 } | |
| 1684 } | |
| 1685 | |
| 111 | 1686 if (flag_prefetch_loop_arrays > 0 && !targetm.code_for_prefetch) |
| 0 | 1687 { |
| 111 | 1688 warning_at (UNKNOWN_LOCATION, 0, |
| 1689 "-fprefetch-loop-arrays not supported for this target"); | |
| 0 | 1690 flag_prefetch_loop_arrays = 0; |
| 1691 } | |
| 111 | 1692 else if (flag_prefetch_loop_arrays > 0 && !targetm.have_prefetch ()) |
| 0 | 1693 { |
| 111 | 1694 warning_at (UNKNOWN_LOCATION, 0, |
| 1695 "-fprefetch-loop-arrays not supported for this target " | |
| 1696 "(try -march switches)"); | |
| 0 | 1697 flag_prefetch_loop_arrays = 0; |
| 1698 } | |
| 1699 | |
| 1700 /* This combination of options isn't handled for i386 targets and doesn't | |
| 1701 make much sense anyway, so don't allow it. */ | |
|
67
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
1702 if (flag_prefetch_loop_arrays > 0 && optimize_size) |
| 0 | 1703 { |
| 111 | 1704 warning_at (UNKNOWN_LOCATION, 0, |
| 1705 "-fprefetch-loop-arrays is not supported with -Os"); | |
| 0 | 1706 flag_prefetch_loop_arrays = 0; |
| 1707 } | |
| 1708 | |
| 1709 /* The presence of IEEE signaling NaNs, implies all math can trap. */ | |
| 1710 if (flag_signaling_nans) | |
| 1711 flag_trapping_math = 1; | |
| 1712 | |
|
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
19
diff
changeset
|
1713 /* We cannot reassociate if we want traps or signed zeros. */ |
| 0 | 1714 if (flag_associative_math && (flag_trapping_math || flag_signed_zeros)) |
| 1715 { | |
| 111 | 1716 warning_at (UNKNOWN_LOCATION, 0, |
| 1717 "-fassociative-math disabled; other options take " | |
| 1718 "precedence"); | |
| 0 | 1719 flag_associative_math = 0; |
| 1720 } | |
| 1721 | |
| 111 | 1722 /* -fstack-clash-protection is not currently supported on targets |
| 1723 where the stack grows up. */ | |
| 1724 if (flag_stack_clash_protection && !STACK_GROWS_DOWNWARD) | |
| 1725 { | |
| 1726 warning_at (UNKNOWN_LOCATION, 0, | |
| 1727 "%<-fstack-clash-protection%> is not supported on targets " | |
| 1728 "where the stack grows from lower to higher addresses"); | |
| 1729 flag_stack_clash_protection = 0; | |
| 1730 } | |
| 1731 | |
| 1732 /* We can not support -fstack-check= and -fstack-clash-protection at | |
| 1733 the same time. */ | |
| 1734 if (flag_stack_check != NO_STACK_CHECK && flag_stack_clash_protection) | |
| 1735 { | |
| 1736 warning_at (UNKNOWN_LOCATION, 0, | |
| 1737 "%<-fstack-check=%> and %<-fstack-clash_protection%> are " | |
| 1738 "mutually exclusive. Disabling %<-fstack-check=%>"); | |
| 1739 flag_stack_check = NO_STACK_CHECK; | |
| 1740 } | |
| 1741 | |
| 0 | 1742 /* With -fcx-limited-range, we do cheap and quick complex arithmetic. */ |
| 1743 if (flag_cx_limited_range) | |
| 1744 flag_complex_method = 0; | |
| 1745 | |
| 1746 /* With -fcx-fortran-rules, we do something in-between cheap and C99. */ | |
| 1747 if (flag_cx_fortran_rules) | |
| 1748 flag_complex_method = 1; | |
| 1749 | |
| 1750 /* Targets must be able to place spill slots at lower addresses. If the | |
| 1751 target already uses a soft frame pointer, the transition is trivial. */ | |
| 1752 if (!FRAME_GROWS_DOWNWARD && flag_stack_protect) | |
| 1753 { | |
| 111 | 1754 warning_at (UNKNOWN_LOCATION, 0, |
| 1755 "-fstack-protector not supported for this target"); | |
| 0 | 1756 flag_stack_protect = 0; |
| 1757 } | |
| 1758 if (!flag_stack_protect) | |
| 1759 warn_stack_protect = 0; | |
| 1760 | |
| 111 | 1761 /* Address Sanitizer needs porting to each target architecture. */ |
| 1762 | |
| 1763 if ((flag_sanitize & SANITIZE_ADDRESS) | |
| 1764 && !FRAME_GROWS_DOWNWARD) | |
| 0 | 1765 { |
| 111 | 1766 warning_at (UNKNOWN_LOCATION, 0, |
| 1767 "-fsanitize=address and -fsanitize=kernel-address " | |
| 1768 "are not supported for this target"); | |
| 1769 flag_sanitize &= ~SANITIZE_ADDRESS; | |
| 1770 } | |
| 1771 | |
| 1772 if ((flag_sanitize & SANITIZE_USER_ADDRESS) | |
| 1773 && targetm.asan_shadow_offset == NULL) | |
| 1774 { | |
| 1775 warning_at (UNKNOWN_LOCATION, 0, | |
| 1776 "-fsanitize=address not supported for this target"); | |
| 1777 flag_sanitize &= ~SANITIZE_ADDRESS; | |
| 0 | 1778 } |
|
63
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
1779 |
| 111 | 1780 /* Do not use IPA optimizations for register allocation if profiler is active |
| 1781 or patchable function entries are inserted for run-time instrumentation | |
| 1782 or port does not emit prologue and epilogue as RTL. */ | |
| 1783 if (profile_flag || function_entry_patch_area_size | |
| 1784 || !targetm.have_prologue () || !targetm.have_epilogue ()) | |
| 1785 flag_ipa_ra = 0; | |
| 1786 | |
| 1787 /* Enable -Werror=coverage-mismatch when -Werror and -Wno-error | |
| 1788 have not been set. */ | |
| 1789 if (!global_options_set.x_warnings_are_errors | |
| 1790 && warn_coverage_mismatch | |
| 1791 && (global_dc->classify_diagnostic[OPT_Wcoverage_mismatch] == | |
| 1792 DK_UNSPECIFIED)) | |
| 1793 diagnostic_classify_diagnostic (global_dc, OPT_Wcoverage_mismatch, | |
| 1794 DK_ERROR, UNKNOWN_LOCATION); | |
| 1795 | |
|
63
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
1796 /* Save the current optimization options. */ |
| 111 | 1797 optimization_default_node = build_optimization_node (&global_options); |
|
63
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
1798 optimization_current_node = optimization_default_node; |
| 111 | 1799 |
| 1800 /* Please don't change global_options after this point, those changes won't | |
| 1801 be reflected in optimization_{default,current}_node. */ | |
| 0 | 1802 } |
| 1803 | |
| 1804 /* This function can be called multiple times to reinitialize the compiler | |
| 1805 back end when register classes or instruction sets have changed, | |
| 1806 before each function. */ | |
| 1807 static void | |
| 1808 backend_init_target (void) | |
| 1809 { | |
| 1810 /* This depends on stack_pointer_rtx. */ | |
| 1811 init_fake_stack_mems (); | |
| 1812 | |
| 1813 /* Sets static_base_value[HARD_FRAME_POINTER_REGNUM], which is | |
| 1814 mode-dependent. */ | |
| 1815 init_alias_target (); | |
| 1816 | |
| 1817 /* Depends on HARD_FRAME_POINTER_REGNUM. */ | |
| 111 | 1818 if (!ira_use_lra_p) |
| 1819 init_reload (); | |
| 1820 | |
| 1821 /* Depends on the enabled attribute. */ | |
| 1822 recog_init (); | |
| 0 | 1823 |
| 1824 /* The following initialization functions need to generate rtl, so | |
| 1825 provide a dummy function context for them. */ | |
| 1826 init_dummy_function_start (); | |
| 1827 | |
| 1828 /* rtx_cost is mode-dependent, so cached values need to be recomputed | |
| 1829 on a mode change. */ | |
| 1830 init_expmed (); | |
| 111 | 1831 init_lower_subreg (); |
| 1832 init_set_costs (); | |
| 1833 | |
| 1834 init_expr_target (); | |
| 1835 ira_init (); | |
| 0 | 1836 |
| 1837 /* We may need to recompute regno_save_code[] and regno_restore_code[] | |
| 1838 after a mode change as well. */ | |
|
63
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
1839 caller_save_initialized_p = false; |
|
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
1840 |
| 0 | 1841 expand_dummy_function_end (); |
| 1842 } | |
| 1843 | |
| 1844 /* Initialize the compiler back end. This function is called only once, | |
| 1845 when starting the compiler. */ | |
| 1846 static void | |
| 1847 backend_init (void) | |
| 1848 { | |
|
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
19
diff
changeset
|
1849 init_emit_once (); |
| 0 | 1850 |
| 1851 init_rtlanal (); | |
| 1852 init_inline_once (); | |
| 1853 init_varasm_once (); | |
| 1854 save_register_info (); | |
| 1855 | |
| 111 | 1856 /* Middle end needs this initialization for default mem attributes |
| 1857 used by early calls to make_decl_rtl. */ | |
| 1858 init_emit_regs (); | |
| 1859 | |
| 1860 /* Middle end needs this initialization for mode tables used to assign | |
| 1861 modes to vector variables. */ | |
| 1862 init_regs (); | |
| 0 | 1863 } |
| 1864 | |
| 111 | 1865 /* Initialize excess precision settings. |
| 1866 | |
| 1867 We have no need to modify anything here, just keep track of what the | |
| 1868 user requested. We'll figure out any appropriate relaxations | |
| 1869 later. */ | |
| 1870 | |
|
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
19
diff
changeset
|
1871 static void |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
19
diff
changeset
|
1872 init_excess_precision (void) |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
19
diff
changeset
|
1873 { |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
19
diff
changeset
|
1874 gcc_assert (flag_excess_precision_cmdline != EXCESS_PRECISION_DEFAULT); |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
19
diff
changeset
|
1875 flag_excess_precision = flag_excess_precision_cmdline; |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
19
diff
changeset
|
1876 } |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
19
diff
changeset
|
1877 |
| 0 | 1878 /* Initialize things that are both lang-dependent and target-dependent. |
| 1879 This function can be called more than once if target parameters change. */ | |
| 1880 static void | |
| 1881 lang_dependent_init_target (void) | |
| 1882 { | |
|
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
19
diff
changeset
|
1883 /* This determines excess precision settings. */ |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
19
diff
changeset
|
1884 init_excess_precision (); |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
19
diff
changeset
|
1885 |
| 0 | 1886 /* This creates various _DECL nodes, so needs to be called after the |
| 1887 front end is initialized. It also depends on the HAVE_xxx macros | |
| 1888 generated from the target machine description. */ | |
| 1889 init_optabs (); | |
| 1890 | |
| 111 | 1891 gcc_assert (!this_target_rtl->target_specific_initialized); |
| 1892 } | |
| 1893 | |
| 1894 /* Perform initializations that are lang-dependent or target-dependent. | |
| 1895 but matters only for late optimizations and RTL generation. */ | |
| 0 | 1896 |
| 111 | 1897 static int rtl_initialized; |
| 1898 | |
| 1899 void | |
| 1900 initialize_rtl (void) | |
| 1901 { | |
| 1902 auto_timevar tv (g_timer, TV_INITIALIZE_RTL); | |
| 0 | 1903 |
| 111 | 1904 /* Initialization done just once per compilation, but delayed |
| 1905 till code generation. */ | |
| 1906 if (!rtl_initialized) | |
| 1907 ira_init_once (); | |
| 1908 rtl_initialized = true; | |
| 0 | 1909 |
| 111 | 1910 /* Target specific RTL backend initialization. */ |
| 1911 if (!this_target_rtl->target_specific_initialized) | |
| 1912 { | |
| 1913 backend_init_target (); | |
| 1914 this_target_rtl->target_specific_initialized = true; | |
| 1915 } | |
| 0 | 1916 } |
| 1917 | |
| 1918 /* Language-dependent initialization. Returns nonzero on success. */ | |
| 1919 static int | |
| 1920 lang_dependent_init (const char *name) | |
| 1921 { | |
| 1922 location_t save_loc = input_location; | |
| 1923 if (dump_base_name == 0) | |
| 1924 dump_base_name = name && name[0] ? name : "gccdump"; | |
| 1925 | |
| 1926 /* Other front-end initialization. */ | |
| 1927 input_location = BUILTINS_LOCATION; | |
| 1928 if (lang_hooks.init () == 0) | |
| 1929 return 0; | |
| 1930 input_location = save_loc; | |
| 1931 | |
| 111 | 1932 if (!flag_wpa) |
| 1933 { | |
| 1934 init_asm_output (name); | |
| 0 | 1935 |
| 111 | 1936 /* If stack usage information is desired, open the output file. */ |
| 1937 if (flag_stack_usage) | |
| 1938 stack_usage_file = open_auxiliary_file ("su"); | |
| 1939 } | |
|
67
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
1940 |
| 0 | 1941 /* This creates various _DECL nodes, so needs to be called after the |
| 1942 front end is initialized. */ | |
| 1943 init_eh (); | |
| 1944 | |
| 1945 /* Do the target-specific parts of the initialization. */ | |
| 1946 lang_dependent_init_target (); | |
| 1947 | |
| 111 | 1948 if (!flag_wpa) |
| 1949 { | |
| 1950 /* If dbx symbol table desired, initialize writing it and output the | |
| 1951 predefined types. */ | |
| 1952 timevar_push (TV_SYMOUT); | |
| 0 | 1953 |
| 111 | 1954 /* Now we have the correct original filename, we can initialize |
| 1955 debug output. */ | |
| 1956 (*debug_hooks->init) (name); | |
| 0 | 1957 |
| 111 | 1958 timevar_pop (TV_SYMOUT); |
| 1959 } | |
| 0 | 1960 |
| 1961 return 1; | |
| 1962 } | |
| 1963 | |
| 1964 | |
| 1965 /* Reinitialize everything when target parameters, such as register usage, | |
| 1966 have changed. */ | |
| 1967 void | |
| 1968 target_reinit (void) | |
| 1969 { | |
|
67
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
1970 struct rtl_data saved_x_rtl; |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
1971 rtx *saved_regno_reg_rtx; |
| 111 | 1972 tree saved_optimization_current_node; |
| 1973 struct target_optabs *saved_this_fn_optabs; | |
| 1974 | |
| 1975 /* Temporarily switch to the default optimization node, so that | |
| 1976 *this_target_optabs is set to the default, not reflecting | |
| 1977 whatever a previous function used for the optimize | |
| 1978 attribute. */ | |
| 1979 saved_optimization_current_node = optimization_current_node; | |
| 1980 saved_this_fn_optabs = this_fn_optabs; | |
| 1981 if (saved_optimization_current_node != optimization_default_node) | |
| 1982 { | |
| 1983 optimization_current_node = optimization_default_node; | |
| 1984 cl_optimization_restore | |
| 1985 (&global_options, | |
| 1986 TREE_OPTIMIZATION (optimization_default_node)); | |
| 1987 } | |
| 1988 this_fn_optabs = this_target_optabs; | |
|
67
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
1989 |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
1990 /* Save *crtl and regno_reg_rtx around the reinitialization |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
1991 to allow target_reinit being called even after prepare_function_start. */ |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
1992 saved_regno_reg_rtx = regno_reg_rtx; |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
1993 if (saved_regno_reg_rtx) |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
1994 { |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
1995 saved_x_rtl = *crtl; |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
1996 memset (crtl, '\0', sizeof (*crtl)); |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
1997 regno_reg_rtx = NULL; |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
1998 } |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
1999 |
| 111 | 2000 this_target_rtl->target_specific_initialized = false; |
| 2001 | |
| 2002 /* This initializes hard_frame_pointer, and calls init_reg_modes_target() | |
| 2003 to initialize reg_raw_mode[]. */ | |
| 2004 init_emit_regs (); | |
| 2005 | |
| 2006 /* This invokes target hooks to set fixed_reg[] etc, which is | |
| 2007 mode-dependent. */ | |
| 2008 init_regs (); | |
| 0 | 2009 |
| 2010 /* Reinitialize lang-dependent parts. */ | |
| 2011 lang_dependent_init_target (); | |
|
67
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
2012 |
| 111 | 2013 /* Restore the original optimization node. */ |
| 2014 if (saved_optimization_current_node != optimization_default_node) | |
| 2015 { | |
| 2016 optimization_current_node = saved_optimization_current_node; | |
| 2017 cl_optimization_restore (&global_options, | |
| 2018 TREE_OPTIMIZATION (optimization_current_node)); | |
| 2019 } | |
| 2020 this_fn_optabs = saved_this_fn_optabs; | |
| 2021 | |
| 2022 /* Restore regno_reg_rtx at the end, as free_after_compilation from | |
|
67
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
2023 expand_dummy_function_end clears it. */ |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
2024 if (saved_regno_reg_rtx) |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
2025 { |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
2026 *crtl = saved_x_rtl; |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
2027 regno_reg_rtx = saved_regno_reg_rtx; |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
2028 saved_regno_reg_rtx = NULL; |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
2029 } |
| 0 | 2030 } |
| 2031 | |
| 2032 void | |
| 2033 dump_memory_report (bool final) | |
| 2034 { | |
| 111 | 2035 dump_line_table_statistics (); |
| 0 | 2036 ggc_print_statistics (); |
| 2037 stringpool_statistics (); | |
| 2038 dump_tree_statistics (); | |
| 2039 dump_gimple_statistics (); | |
| 2040 dump_rtx_statistics (); | |
| 2041 dump_alloc_pool_statistics (); | |
| 2042 dump_bitmap_statistics (); | |
| 111 | 2043 dump_hash_table_loc_statistics (); |
| 0 | 2044 dump_vec_loc_statistics (); |
| 2045 dump_ggc_loc_statistics (final); | |
|
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
19
diff
changeset
|
2046 dump_alias_stats (stderr); |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
19
diff
changeset
|
2047 dump_pta_stats (stderr); |
| 0 | 2048 } |
| 2049 | |
| 2050 /* Clean up: close opened files, etc. */ | |
| 2051 | |
| 2052 static void | |
|
67
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
2053 finalize (bool no_backend) |
| 0 | 2054 { |
| 2055 /* Close the dump files. */ | |
| 2056 if (flag_gen_aux_info) | |
| 2057 { | |
| 2058 fclose (aux_info_file); | |
| 111 | 2059 aux_info_file = NULL; |
|
67
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
2060 if (seen_error ()) |
| 0 | 2061 unlink (aux_info_file_name); |
| 2062 } | |
| 2063 | |
| 2064 /* Close non-debugging input and output files. Take special care to note | |
| 2065 whether fclose returns an error, since the pages might still be on the | |
| 2066 buffer chain while the file is open. */ | |
| 2067 | |
| 2068 if (asm_out_file) | |
| 2069 { | |
| 2070 if (ferror (asm_out_file) != 0) | |
| 111 | 2071 fatal_error (input_location, "error writing to %s: %m", asm_file_name); |
| 0 | 2072 if (fclose (asm_out_file) != 0) |
| 111 | 2073 fatal_error (input_location, "error closing %s: %m", asm_file_name); |
| 2074 asm_out_file = NULL; | |
| 0 | 2075 } |
| 2076 | |
|
67
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
2077 if (stack_usage_file) |
| 111 | 2078 { |
| 2079 fclose (stack_usage_file); | |
| 2080 stack_usage_file = NULL; | |
| 2081 } | |
| 2082 | |
| 2083 if (seen_error ()) | |
| 2084 coverage_remove_note_file (); | |
| 0 | 2085 |
|
67
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
2086 if (!no_backend) |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
2087 { |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
2088 statistics_fini (); |
| 131 | 2089 debuginfo_fini (); |
|
67
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
2090 |
| 111 | 2091 g->get_passes ()->finish_optimization_passes (); |
|
67
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
2092 |
| 111 | 2093 lra_finish_once (); |
|
67
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
2094 } |
| 0 | 2095 |
| 2096 if (mem_report) | |
| 2097 dump_memory_report (true); | |
| 2098 | |
| 111 | 2099 if (profile_report) |
| 2100 dump_profile_report (); | |
| 2101 | |
| 0 | 2102 /* Language-specific end of compilation actions. */ |
| 2103 lang_hooks.finish (); | |
| 2104 } | |
| 2105 | |
| 111 | 2106 static bool |
| 2107 standard_type_bitsize (int bitsize) | |
| 2108 { | |
| 2109 /* As a special exception, we always want __int128 enabled if possible. */ | |
| 2110 if (bitsize == 128) | |
| 2111 return false; | |
| 2112 if (bitsize == CHAR_TYPE_SIZE | |
| 2113 || bitsize == SHORT_TYPE_SIZE | |
| 2114 || bitsize == INT_TYPE_SIZE | |
| 2115 || bitsize == LONG_TYPE_SIZE | |
| 2116 || bitsize == LONG_LONG_TYPE_SIZE) | |
| 2117 return true; | |
| 2118 return false; | |
| 2119 } | |
| 2120 | |
| 0 | 2121 /* Initialize the compiler, and compile the input file. */ |
| 2122 static void | |
| 111 | 2123 do_compile () |
| 0 | 2124 { |
| 2125 process_options (); | |
| 2126 | |
| 2127 /* Don't do any more if an error has already occurred. */ | |
|
67
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
2128 if (!seen_error ()) |
| 0 | 2129 { |
| 111 | 2130 int i; |
| 2131 | |
| 2132 timevar_start (TV_PHASE_SETUP); | |
| 2133 | |
| 131 | 2134 optimization_records_start (); |
| 2135 | |
| 0 | 2136 /* This must be run always, because it is needed to compute the FP |
| 2137 predefined macros, such as __LDBL_MAX__, for targets using non | |
| 2138 default FP formats. */ | |
| 2139 init_adjust_machine_modes (); | |
| 111 | 2140 init_derived_machine_modes (); |
| 2141 | |
| 2142 /* This must happen after the backend has a chance to process | |
| 2143 command line options, but before the parsers are | |
| 2144 initialized. */ | |
| 2145 for (i = 0; i < NUM_INT_N_ENTS; i ++) | |
| 2146 if (targetm.scalar_mode_supported_p (int_n_data[i].m) | |
| 2147 && ! standard_type_bitsize (int_n_data[i].bitsize)) | |
| 2148 int_n_enabled_p[i] = true; | |
| 2149 else | |
| 2150 int_n_enabled_p[i] = false; | |
| 0 | 2151 |
| 2152 /* Set up the back-end if requested. */ | |
| 2153 if (!no_backend) | |
| 2154 backend_init (); | |
| 2155 | |
| 2156 /* Language-dependent initialization. Returns true on success. */ | |
| 2157 if (lang_dependent_init (main_input_filename)) | |
| 111 | 2158 { |
| 2159 /* Initialize yet another pass. */ | |
| 2160 | |
| 2161 ggc_protect_identifiers = true; | |
| 2162 | |
| 2163 symtab->initialize (); | |
| 2164 init_final (main_input_filename); | |
| 2165 coverage_init (aux_base_name); | |
| 2166 statistics_init (); | |
| 131 | 2167 debuginfo_init (); |
| 111 | 2168 invoke_plugin_callbacks (PLUGIN_START_UNIT, NULL); |
| 2169 | |
| 2170 timevar_stop (TV_PHASE_SETUP); | |
| 2171 | |
| 2172 compile_file (); | |
| 2173 } | |
| 2174 else | |
| 2175 { | |
| 2176 timevar_stop (TV_PHASE_SETUP); | |
| 2177 } | |
| 2178 | |
| 2179 timevar_start (TV_PHASE_FINALIZE); | |
| 0 | 2180 |
|
67
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
2181 finalize (no_backend); |
| 111 | 2182 |
| 2183 timevar_stop (TV_PHASE_FINALIZE); | |
| 0 | 2184 } |
| 111 | 2185 } |
| 2186 | |
| 2187 toplev::toplev (timer *external_timer, | |
| 2188 bool init_signals) | |
| 2189 : m_use_TV_TOTAL (external_timer == NULL), | |
| 2190 m_init_signals (init_signals) | |
| 2191 { | |
| 2192 if (external_timer) | |
| 2193 g_timer = external_timer; | |
| 2194 } | |
| 2195 | |
| 2196 toplev::~toplev () | |
| 2197 { | |
| 2198 if (g_timer && m_use_TV_TOTAL) | |
| 2199 { | |
| 2200 g_timer->stop (TV_TOTAL); | |
| 2201 g_timer->print (stderr); | |
| 2202 delete g_timer; | |
| 2203 g_timer = NULL; | |
| 2204 } | |
| 2205 } | |
| 2206 | |
| 2207 /* Potentially call timevar_init (which will create g_timevars if it | |
| 2208 doesn't already exist). */ | |
| 0 | 2209 |
| 111 | 2210 void |
| 2211 toplev::start_timevars () | |
| 2212 { | |
| 2213 if (time_report || !quiet_flag || flag_detailed_statistics) | |
| 2214 timevar_init (); | |
| 2215 | |
| 2216 timevar_start (TV_TOTAL); | |
| 2217 } | |
| 2218 | |
| 2219 /* Handle -fself-test. */ | |
| 2220 | |
| 2221 void | |
| 2222 toplev::run_self_tests () | |
| 2223 { | |
| 2224 if (no_backend) | |
| 2225 { | |
| 2226 error_at (UNKNOWN_LOCATION, "self-tests incompatible with -E"); | |
| 2227 return; | |
| 2228 } | |
| 2229 #if CHECKING_P | |
| 2230 /* Reset some state. */ | |
| 2231 input_location = UNKNOWN_LOCATION; | |
| 2232 bitmap_obstack_initialize (NULL); | |
| 2233 | |
| 2234 /* Run the tests; any failures will lead to an abort of the process. | |
| 2235 Use "make selftests-gdb" to run under the debugger. */ | |
| 2236 ::selftest::run_tests (); | |
| 2237 | |
| 2238 /* Cleanup. */ | |
| 2239 bitmap_obstack_release (NULL); | |
| 2240 #else | |
| 2241 inform (UNKNOWN_LOCATION, "self-tests are not enabled in this build"); | |
| 2242 #endif /* #if CHECKING_P */ | |
| 0 | 2243 } |
| 2244 | |
| 2245 /* Entry point of cc1, cc1plus, jc1, f771, etc. | |
| 2246 Exit code is FATAL_EXIT_CODE if can't open files or if there were | |
| 2247 any errors, or SUCCESS_EXIT_CODE if compilation succeeded. | |
| 2248 | |
| 2249 It is not safe to call this function more than once. */ | |
| 2250 | |
| 2251 int | |
| 111 | 2252 toplev::main (int argc, char **argv) |
| 0 | 2253 { |
| 111 | 2254 /* Parsing and gimplification sometimes need quite large stack. |
| 2255 Increase stack size limits if possible. */ | |
| 2256 stack_limit_increase (64 * 1024 * 1024); | |
| 2257 | |
|
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
19
diff
changeset
|
2258 expandargv (&argc, &argv); |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
19
diff
changeset
|
2259 |
| 0 | 2260 /* Initialization of GCC's environment, and diagnostics. */ |
| 111 | 2261 general_init (argv[0], m_init_signals); |
| 0 | 2262 |
|
67
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
2263 /* One-off initialization of options that does not need to be |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
2264 repeated when options are added for particular functions. */ |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
2265 init_options_once (); |
| 111 | 2266 init_opts_obstack (); |
|
67
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
2267 |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
2268 /* Initialize global options structures; this must be repeated for |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
2269 each structure used for parsing options. */ |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
2270 init_options_struct (&global_options, &global_options_set); |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
2271 lang_hooks.init_options_struct (&global_options); |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
2272 |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
2273 /* Convert the options to an array. */ |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
2274 decode_cmdline_options_to_array_default_mask (argc, |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
2275 CONST_CAST2 (const char **, |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
2276 char **, argv), |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
2277 &save_decoded_options, |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
2278 &save_decoded_options_count); |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
2279 |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
2280 /* Perform language-specific options initialization. */ |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
2281 lang_hooks.init_options (save_decoded_options_count, save_decoded_options); |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
2282 |
| 0 | 2283 /* Parse the options and do minimal processing; basically just |
| 2284 enough to default flags appropriately. */ | |
|
67
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
2285 decode_options (&global_options, &global_options_set, |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
2286 save_decoded_options, save_decoded_options_count, |
| 111 | 2287 UNKNOWN_LOCATION, global_dc, |
| 2288 targetm.target_option.override); | |
|
67
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
2289 |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
2290 handle_common_deferred_options (); |
| 0 | 2291 |
| 2292 init_local_tick (); | |
| 2293 | |
|
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
19
diff
changeset
|
2294 initialize_plugins (); |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
19
diff
changeset
|
2295 |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
19
diff
changeset
|
2296 if (version_flag) |
| 111 | 2297 print_version (stderr, "", true); |
|
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
19
diff
changeset
|
2298 |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
19
diff
changeset
|
2299 if (help_flag) |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
19
diff
changeset
|
2300 print_plugins_help (stderr, ""); |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
19
diff
changeset
|
2301 |
| 0 | 2302 /* Exit early if we can (e.g. -help). */ |
| 2303 if (!exit_after_options) | |
| 111 | 2304 { |
| 2305 if (m_use_TV_TOTAL) | |
| 2306 start_timevars (); | |
| 2307 do_compile (); | |
| 2308 } | |
| 2309 | |
| 2310 if (warningcount || errorcount || werrorcount) | |
| 2311 print_ignored_options (); | |
| 2312 | |
| 2313 if (flag_self_test) | |
| 2314 run_self_tests (); | |
| 0 | 2315 |
| 111 | 2316 /* Invoke registered plugin callbacks if any. Some plugins could |
| 2317 emit some diagnostics here. */ | |
| 2318 invoke_plugin_callbacks (PLUGIN_FINISH, NULL); | |
| 2319 | |
| 2320 if (flag_diagnostics_generate_patch) | |
| 2321 { | |
| 2322 gcc_assert (global_dc->edit_context_ptr); | |
| 2323 | |
| 2324 pretty_printer pp; | |
| 2325 pp_show_color (&pp) = pp_show_color (global_dc->printer); | |
| 2326 global_dc->edit_context_ptr->print_diff (&pp, true); | |
| 2327 pp_flush (&pp); | |
| 2328 } | |
| 2329 | |
|
63
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
2330 diagnostic_finish (global_dc); |
| 0 | 2331 |
| 111 | 2332 finalize_plugins (); |
|
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
19
diff
changeset
|
2333 |
| 111 | 2334 after_memory_report = true; |
| 2335 | |
| 2336 if (seen_error () || werrorcount) | |
| 0 | 2337 return (FATAL_EXIT_CODE); |
| 2338 | |
| 2339 return (SUCCESS_EXIT_CODE); | |
| 2340 } | |
| 111 | 2341 |
| 2342 /* For those that want to, this function aims to clean up enough state that | |
| 2343 you can call toplev::main again. */ | |
| 2344 void | |
| 2345 toplev::finalize (void) | |
| 2346 { | |
| 2347 rtl_initialized = false; | |
| 2348 this_target_rtl->target_specific_initialized = false; | |
| 2349 | |
| 2350 /* Needs to be called before cgraph_c_finalize since it uses symtab. */ | |
| 2351 ipa_reference_c_finalize (); | |
| 131 | 2352 ipa_fnsummary_c_finalize (); |
| 111 | 2353 |
| 2354 cgraph_c_finalize (); | |
| 2355 cgraphunit_c_finalize (); | |
| 2356 dwarf2out_c_finalize (); | |
| 2357 gcse_c_finalize (); | |
| 2358 ipa_cp_c_finalize (); | |
| 2359 ira_costs_c_finalize (); | |
| 2360 params_c_finalize (); | |
| 2361 | |
| 2362 finalize_options_struct (&global_options); | |
| 2363 finalize_options_struct (&global_options_set); | |
| 2364 | |
| 2365 /* save_decoded_options uses opts_obstack, so these must | |
| 2366 be cleaned up together. */ | |
| 2367 obstack_free (&opts_obstack, NULL); | |
| 2368 XDELETEVEC (save_decoded_options); | |
| 2369 save_decoded_options = NULL; | |
| 2370 save_decoded_options_count = 0; | |
| 2371 | |
| 2372 /* Clean up the context (and pass_manager etc). */ | |
| 2373 delete g; | |
| 2374 g = NULL; | |
| 2375 | |
| 2376 } |