]>
Commit | Line | Data |
---|---|---|
2541503d | 1 | /* Routines for emitting trees to a file stream. |
2 | ||
fbd26352 | 3 | Copyright (C) 2011-2019 Free Software Foundation, Inc. |
2541503d | 4 | Contributed by Diego Novillo <dnovillo@google.com> |
5 | ||
6 | This file is part of GCC. | |
7 | ||
8 | GCC is free software; you can redistribute it and/or modify it under | |
9 | the terms of the GNU General Public License as published by the Free | |
10 | Software Foundation; either version 3, or (at your option) any later | |
11 | version. | |
12 | ||
13 | GCC is distributed in the hope that it will be useful, but WITHOUT ANY | |
14 | WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
15 | FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
16 | for more details. | |
17 | ||
18 | You should have received a copy of the GNU General Public License | |
19 | along with GCC; see the file COPYING3. If not see | |
20 | <http://www.gnu.org/licenses/>. */ | |
21 | ||
22 | #include "config.h" | |
23 | #include "system.h" | |
24 | #include "coretypes.h" | |
9ef16211 | 25 | #include "backend.h" |
7c29e30e | 26 | #include "target.h" |
9ef16211 | 27 | #include "tree.h" |
28 | #include "gimple.h" | |
7c29e30e | 29 | #include "tree-streamer.h" |
30 | #include "cgraph.h" | |
b20a8bb4 | 31 | #include "alias.h" |
9ed99284 | 32 | #include "stor-layout.h" |
ca4c3545 | 33 | #include "gomp-constants.h" |
34 | ||
2541503d | 35 | |
36 | /* Output the STRING constant to the string | |
37 | table in OB. Then put the index onto the INDEX_STREAM. */ | |
38 | ||
65d1b157 | 39 | void |
40 | streamer_write_string_cst (struct output_block *ob, | |
41 | struct lto_output_stream *index_stream, | |
42 | tree string) | |
2541503d | 43 | { |
7f385784 | 44 | streamer_write_string_with_length (ob, index_stream, |
65d1b157 | 45 | string ? TREE_STRING_POINTER (string) |
46 | : NULL, | |
47 | string ? TREE_STRING_LENGTH (string) : 0, | |
7f385784 | 48 | true); |
2541503d | 49 | } |
50 | ||
51 | ||
52 | /* Output the identifier ID to the string | |
53 | table in OB. Then put the index onto the INDEX_STREAM. */ | |
54 | ||
55 | static void | |
7f385784 | 56 | write_identifier (struct output_block *ob, |
2541503d | 57 | struct lto_output_stream *index_stream, |
58 | tree id) | |
59 | { | |
7f385784 | 60 | streamer_write_string_with_length (ob, index_stream, |
61 | IDENTIFIER_POINTER (id), | |
62 | IDENTIFIER_LENGTH (id), | |
63 | true); | |
2541503d | 64 | } |
65 | ||
66 | ||
67 | /* Pack all the non-pointer fields of the TS_BASE structure of | |
68 | expression EXPR into bitpack BP. */ | |
69 | ||
c76dc468 | 70 | static inline void |
2541503d | 71 | pack_ts_base_value_fields (struct bitpack_d *bp, tree expr) |
72 | { | |
73 | bp_pack_value (bp, TREE_CODE (expr), 16); | |
74 | if (!TYPE_P (expr)) | |
75 | { | |
76 | bp_pack_value (bp, TREE_SIDE_EFFECTS (expr), 1); | |
77 | bp_pack_value (bp, TREE_CONSTANT (expr), 1); | |
78 | bp_pack_value (bp, TREE_READONLY (expr), 1); | |
79 | ||
80 | /* TREE_PUBLIC is used on types to indicate that the type | |
81 | has a TYPE_CACHED_VALUES vector. This is not streamed out, | |
82 | so we skip it here. */ | |
83 | bp_pack_value (bp, TREE_PUBLIC (expr), 1); | |
84 | } | |
85 | else | |
86 | bp_pack_value (bp, 0, 4); | |
87 | bp_pack_value (bp, TREE_ADDRESSABLE (expr), 1); | |
88 | bp_pack_value (bp, TREE_THIS_VOLATILE (expr), 1); | |
89 | if (DECL_P (expr)) | |
f34cae5b | 90 | { |
91 | bp_pack_value (bp, DECL_UNSIGNED (expr), 1); | |
92 | bp_pack_value (bp, DECL_NAMELESS (expr), 1); | |
93 | } | |
2541503d | 94 | else if (TYPE_P (expr)) |
95 | bp_pack_value (bp, TYPE_UNSIGNED (expr), 1); | |
96 | else | |
97 | bp_pack_value (bp, 0, 1); | |
4b927f54 | 98 | /* We write debug info two times, do not confuse the second one. |
99 | The only relevant TREE_ASM_WRITTEN use is on SSA names. */ | |
100 | bp_pack_value (bp, (TREE_CODE (expr) != SSA_NAME | |
bace6acf | 101 | ? 0 : TREE_ASM_WRITTEN (expr)), 1); |
2541503d | 102 | if (TYPE_P (expr)) |
103 | bp_pack_value (bp, TYPE_ARTIFICIAL (expr), 1); | |
104 | else | |
105 | bp_pack_value (bp, TREE_NO_WARNING (expr), 1); | |
2541503d | 106 | bp_pack_value (bp, TREE_NOTHROW (expr), 1); |
107 | bp_pack_value (bp, TREE_STATIC (expr), 1); | |
8ceff600 | 108 | if (TREE_CODE (expr) != TREE_BINFO) |
109 | bp_pack_value (bp, TREE_PRIVATE (expr), 1); | |
c76dc468 | 110 | else |
111 | bp_pack_value (bp, 0, 1); | |
2541503d | 112 | bp_pack_value (bp, TREE_PROTECTED (expr), 1); |
113 | bp_pack_value (bp, TREE_DEPRECATED (expr), 1); | |
114 | if (TYPE_P (expr)) | |
2436e5d5 | 115 | { |
292237f3 | 116 | if (AGGREGATE_TYPE_P (expr)) |
117 | bp_pack_value (bp, TYPE_REVERSE_STORAGE_ORDER (expr), 1); | |
118 | else | |
119 | bp_pack_value (bp, TYPE_SATURATING (expr), 1); | |
2436e5d5 | 120 | bp_pack_value (bp, TYPE_ADDR_SPACE (expr), 8); |
121 | } | |
292237f3 | 122 | else if (TREE_CODE (expr) == BIT_FIELD_REF || TREE_CODE (expr) == MEM_REF) |
01dc1195 | 123 | { |
124 | bp_pack_value (bp, REF_REVERSE_STORAGE_ORDER (expr), 1); | |
125 | bp_pack_value (bp, 0, 8); | |
126 | } | |
2541503d | 127 | else if (TREE_CODE (expr) == SSA_NAME) |
c76dc468 | 128 | { |
129 | bp_pack_value (bp, SSA_NAME_IS_DEFAULT_DEF (expr), 1); | |
130 | bp_pack_value (bp, 0, 8); | |
131 | } | |
eff71cfb | 132 | else if (TREE_CODE (expr) == CALL_EXPR) |
133 | { | |
134 | bp_pack_value (bp, CALL_EXPR_BY_DESCRIPTOR (expr), 1); | |
135 | bp_pack_value (bp, 0, 8); | |
136 | } | |
2541503d | 137 | else |
c76dc468 | 138 | bp_pack_value (bp, 0, 9); |
2541503d | 139 | } |
140 | ||
141 | ||
42603940 | 142 | /* Pack all the non-pointer fields of the TS_INTEGER_CST structure of |
143 | expression EXPR into bitpack BP. */ | |
144 | ||
145 | static void | |
817489cf | 146 | pack_ts_int_cst_value_fields (struct bitpack_d *bp, tree expr) |
42603940 | 147 | { |
e913b5cd | 148 | int i; |
149 | /* Note that the number of elements has already been written out in | |
150 | streamer_write_tree_header. */ | |
271e739a | 151 | for (i = 0; i < TREE_INT_CST_EXT_NUNITS (expr); i++) |
e913b5cd | 152 | bp_pack_var_len_int (bp, TREE_INT_CST_ELT (expr, i)); |
42603940 | 153 | } |
154 | ||
155 | ||
2541503d | 156 | /* Pack all the non-pointer fields of the TS_REAL_CST structure of |
157 | expression EXPR into bitpack BP. */ | |
158 | ||
159 | static void | |
160 | pack_ts_real_cst_value_fields (struct bitpack_d *bp, tree expr) | |
161 | { | |
162 | unsigned i; | |
163 | REAL_VALUE_TYPE r; | |
164 | ||
165 | r = TREE_REAL_CST (expr); | |
166 | bp_pack_value (bp, r.cl, 2); | |
167 | bp_pack_value (bp, r.decimal, 1); | |
168 | bp_pack_value (bp, r.sign, 1); | |
169 | bp_pack_value (bp, r.signalling, 1); | |
170 | bp_pack_value (bp, r.canonical, 1); | |
171 | bp_pack_value (bp, r.uexp, EXP_BITS); | |
172 | for (i = 0; i < SIGSZ; i++) | |
173 | bp_pack_value (bp, r.sig[i], HOST_BITS_PER_LONG); | |
174 | } | |
175 | ||
176 | ||
177 | /* Pack all the non-pointer fields of the TS_FIXED_CST structure of | |
178 | expression EXPR into bitpack BP. */ | |
179 | ||
180 | static void | |
181 | pack_ts_fixed_cst_value_fields (struct bitpack_d *bp, tree expr) | |
182 | { | |
183 | struct fixed_value fv = TREE_FIXED_CST (expr); | |
2e971afd | 184 | bp_pack_machine_mode (bp, fv.mode); |
2541503d | 185 | bp_pack_var_len_int (bp, fv.data.low); |
186 | bp_pack_var_len_int (bp, fv.data.high); | |
187 | } | |
188 | ||
2541503d | 189 | /* Pack all the non-pointer fields of the TS_DECL_COMMON structure |
190 | of expression EXPR into bitpack BP. */ | |
191 | ||
192 | static void | |
193 | pack_ts_decl_common_value_fields (struct bitpack_d *bp, tree expr) | |
194 | { | |
2e971afd | 195 | bp_pack_machine_mode (bp, DECL_MODE (expr)); |
2541503d | 196 | bp_pack_value (bp, DECL_NONLOCAL (expr), 1); |
197 | bp_pack_value (bp, DECL_VIRTUAL_P (expr), 1); | |
198 | bp_pack_value (bp, DECL_IGNORED_P (expr), 1); | |
16d41ae2 | 199 | bp_pack_value (bp, DECL_ABSTRACT_P (expr), 1); |
2541503d | 200 | bp_pack_value (bp, DECL_ARTIFICIAL (expr), 1); |
201 | bp_pack_value (bp, DECL_USER_ALIGN (expr), 1); | |
202 | bp_pack_value (bp, DECL_PRESERVE_P (expr), 1); | |
2541503d | 203 | bp_pack_value (bp, DECL_EXTERNAL (expr), 1); |
204 | bp_pack_value (bp, DECL_GIMPLE_REG_P (expr), 1); | |
205 | bp_pack_var_len_unsigned (bp, DECL_ALIGN (expr)); | |
206 | ||
207 | if (TREE_CODE (expr) == LABEL_DECL) | |
208 | { | |
209 | /* Note that we do not write LABEL_DECL_UID. The reader will | |
210 | always assume an initial value of -1 so that the | |
211 | label_to_block_map is recreated by gimple_set_bb. */ | |
2541503d | 212 | bp_pack_var_len_unsigned (bp, EH_LANDING_PAD_NR (expr)); |
213 | } | |
214 | ||
1fc5e56f | 215 | else if (TREE_CODE (expr) == FIELD_DECL) |
2541503d | 216 | { |
217 | bp_pack_value (bp, DECL_PACKED (expr), 1); | |
218 | bp_pack_value (bp, DECL_NONADDRESSABLE_P (expr), 1); | |
532d84ff | 219 | bp_pack_value (bp, DECL_PADDING_P (expr), 1); |
2541503d | 220 | bp_pack_value (bp, expr->decl_common.off_align, 8); |
221 | } | |
222 | ||
1fc5e56f | 223 | else if (VAR_P (expr)) |
8e966116 | 224 | { |
225 | bp_pack_value (bp, DECL_HAS_DEBUG_EXPR_P (expr), 1); | |
226 | bp_pack_value (bp, DECL_NONLOCAL_FRAME (expr), 1); | |
227 | } | |
05c14132 | 228 | |
1fc5e56f | 229 | else if (TREE_CODE (expr) == PARM_DECL) |
230 | bp_pack_value (bp, DECL_HIDDEN_STRING_LENGTH (expr), 1); | |
231 | ||
2541503d | 232 | if (TREE_CODE (expr) == RESULT_DECL |
233 | || TREE_CODE (expr) == PARM_DECL | |
53e9c5c4 | 234 | || VAR_P (expr)) |
2541503d | 235 | { |
236 | bp_pack_value (bp, DECL_BY_REFERENCE (expr), 1); | |
53e9c5c4 | 237 | if (VAR_P (expr) || TREE_CODE (expr) == PARM_DECL) |
2541503d | 238 | bp_pack_value (bp, DECL_HAS_VALUE_EXPR_P (expr), 1); |
2541503d | 239 | } |
240 | } | |
241 | ||
242 | ||
243 | /* Pack all the non-pointer fields of the TS_DECL_WRTL structure | |
244 | of expression EXPR into bitpack BP. */ | |
245 | ||
246 | static void | |
247 | pack_ts_decl_wrtl_value_fields (struct bitpack_d *bp, tree expr) | |
248 | { | |
249 | bp_pack_value (bp, DECL_REGISTER (expr), 1); | |
250 | } | |
251 | ||
252 | ||
253 | /* Pack all the non-pointer fields of the TS_DECL_WITH_VIS structure | |
254 | of expression EXPR into bitpack BP. */ | |
255 | ||
256 | static void | |
257 | pack_ts_decl_with_vis_value_fields (struct bitpack_d *bp, tree expr) | |
258 | { | |
2541503d | 259 | bp_pack_value (bp, DECL_COMMON (expr), 1); |
260 | bp_pack_value (bp, DECL_DLLIMPORT_P (expr), 1); | |
261 | bp_pack_value (bp, DECL_WEAK (expr), 1); | |
262 | bp_pack_value (bp, DECL_SEEN_IN_BIND_EXPR_P (expr), 1); | |
263 | bp_pack_value (bp, DECL_COMDAT (expr), 1); | |
264 | bp_pack_value (bp, DECL_VISIBILITY (expr), 2); | |
265 | bp_pack_value (bp, DECL_VISIBILITY_SPECIFIED (expr), 1); | |
266 | ||
53e9c5c4 | 267 | if (VAR_P (expr)) |
2541503d | 268 | { |
269 | bp_pack_value (bp, DECL_HARD_REGISTER (expr), 1); | |
881fe02c | 270 | /* DECL_IN_TEXT_SECTION is set during final asm output only. */ |
2541503d | 271 | bp_pack_value (bp, DECL_IN_CONSTANT_POOL (expr), 1); |
2541503d | 272 | } |
273 | ||
2d9cc481 | 274 | if (TREE_CODE (expr) == FUNCTION_DECL) |
275 | { | |
276 | bp_pack_value (bp, DECL_FINAL_P (expr), 1); | |
277 | bp_pack_value (bp, DECL_CXX_CONSTRUCTOR_P (expr), 1); | |
278 | bp_pack_value (bp, DECL_CXX_DESTRUCTOR_P (expr), 1); | |
279 | } | |
2541503d | 280 | } |
281 | ||
282 | ||
283 | /* Pack all the non-pointer fields of the TS_FUNCTION_DECL structure | |
284 | of expression EXPR into bitpack BP. */ | |
285 | ||
286 | static void | |
287 | pack_ts_function_decl_value_fields (struct bitpack_d *bp, tree expr) | |
288 | { | |
2541503d | 289 | bp_pack_enum (bp, built_in_class, BUILT_IN_LAST, |
290 | DECL_BUILT_IN_CLASS (expr)); | |
291 | bp_pack_value (bp, DECL_STATIC_CONSTRUCTOR (expr), 1); | |
292 | bp_pack_value (bp, DECL_STATIC_DESTRUCTOR (expr), 1); | |
293 | bp_pack_value (bp, DECL_UNINLINABLE (expr), 1); | |
294 | bp_pack_value (bp, DECL_POSSIBLY_INLINED (expr), 1); | |
295 | bp_pack_value (bp, DECL_IS_NOVOPS (expr), 1); | |
296 | bp_pack_value (bp, DECL_IS_RETURNS_TWICE (expr), 1); | |
297 | bp_pack_value (bp, DECL_IS_MALLOC (expr), 1); | |
92e4277c | 298 | bp_pack_value (bp, DECL_IS_OPERATOR_NEW_P (expr), 1); |
4ee64e30 | 299 | bp_pack_value (bp, DECL_IS_OPERATOR_DELETE_P (expr), 1); |
2541503d | 300 | bp_pack_value (bp, DECL_DECLARED_INLINE_P (expr), 1); |
301 | bp_pack_value (bp, DECL_STATIC_CHAIN (expr), 1); | |
302 | bp_pack_value (bp, DECL_NO_INLINE_WARNING_P (expr), 1); | |
303 | bp_pack_value (bp, DECL_NO_INSTRUMENT_FUNCTION_ENTRY_EXIT (expr), 1); | |
304 | bp_pack_value (bp, DECL_NO_LIMIT_STACK (expr), 1); | |
305 | bp_pack_value (bp, DECL_DISREGARD_INLINE_LIMITS (expr), 1); | |
306 | bp_pack_value (bp, DECL_PURE_P (expr), 1); | |
307 | bp_pack_value (bp, DECL_LOOPING_CONST_OR_PURE_P (expr), 1); | |
308 | if (DECL_BUILT_IN_CLASS (expr) != NOT_BUILT_IN) | |
d1170f8d | 309 | bp_pack_value (bp, DECL_UNCHECKED_FUNCTION_CODE (expr), 32); |
2541503d | 310 | } |
311 | ||
312 | ||
313 | /* Pack all the non-pointer fields of the TS_TYPE_COMMON structure | |
314 | of expression EXPR into bitpack BP. */ | |
315 | ||
316 | static void | |
317 | pack_ts_type_common_value_fields (struct bitpack_d *bp, tree expr) | |
318 | { | |
4eb18c4c | 319 | /* for VECTOR_TYPE, TYPE_MODE reevaluates the mode using target_flags |
320 | not necessary valid in a global context. | |
321 | Use the raw value previously set by layout_type. */ | |
322 | bp_pack_machine_mode (bp, TYPE_MODE_RAW (expr)); | |
cb274227 | 323 | /* TYPE_NO_FORCE_BLK is private to stor-layout and need |
324 | no streaming. */ | |
c4fd99ee | 325 | bp_pack_value (bp, TYPE_PACKED (expr), 1); |
326 | bp_pack_value (bp, TYPE_RESTRICT (expr), 1); | |
327 | bp_pack_value (bp, TYPE_USER_ALIGN (expr), 1); | |
328 | bp_pack_value (bp, TYPE_READONLY (expr), 1); | |
27e9c5ae | 329 | /* We used to stream TYPE_ALIAS_SET == 0 information to let frontends mark |
330 | types that are opaque for TBAA. This however did not work as intended, | |
fe4bc123 | 331 | because TYPE_ALIAS_SET == 0 was regularly lost in type merging. */ |
2541503d | 332 | if (RECORD_OR_UNION_TYPE_P (expr)) |
2d9cc481 | 333 | { |
334 | bp_pack_value (bp, TYPE_TRANSPARENT_AGGR (expr), 1); | |
335 | bp_pack_value (bp, TYPE_FINAL_P (expr), 1); | |
aaabc7bc | 336 | bp_pack_value (bp, TYPE_CXX_ODR_P (expr), 1); |
2d9cc481 | 337 | } |
f7fa455c | 338 | else if (TREE_CODE (expr) == ARRAY_TYPE) |
339 | bp_pack_value (bp, TYPE_NONALIASED_COMPONENT (expr), 1); | |
aaabc7bc | 340 | if (TREE_CODE (expr) == ARRAY_TYPE || TREE_CODE (expr) == INTEGER_TYPE) |
341 | bp_pack_value (bp, TYPE_STRING_FLAG (expr), 1); | |
3721b151 | 342 | if (AGGREGATE_TYPE_P (expr)) |
343 | bp_pack_value (bp, TYPE_TYPELESS_STORAGE (expr), 1); | |
532d84ff | 344 | bp_pack_value (bp, TYPE_EMPTY_P (expr), 1); |
2541503d | 345 | bp_pack_var_len_unsigned (bp, TYPE_PRECISION (expr)); |
346 | bp_pack_var_len_unsigned (bp, TYPE_ALIGN (expr)); | |
2541503d | 347 | } |
348 | ||
349 | ||
350 | /* Pack all the non-pointer fields of the TS_BLOCK structure | |
351 | of expression EXPR into bitpack BP. */ | |
352 | ||
353 | static void | |
ec180527 | 354 | pack_ts_block_value_fields (struct output_block *ob, |
355 | struct bitpack_d *bp, tree expr) | |
2541503d | 356 | { |
2541503d | 357 | /* BLOCK_NUMBER is recomputed. */ |
ec180527 | 358 | /* Stream BLOCK_SOURCE_LOCATION for the limited cases we can handle - those |
359 | that represent inlined function scopes. | |
360 | For the rest them on the floor instead of ICEing in dwarf2out.c. */ | |
361 | if (inlined_function_outer_scope_p (expr)) | |
362 | stream_output_location (ob, bp, BLOCK_SOURCE_LOCATION (expr)); | |
363 | else | |
364 | stream_output_location (ob, bp, UNKNOWN_LOCATION); | |
2541503d | 365 | } |
366 | ||
367 | /* Pack all the non-pointer fields of the TS_TRANSLATION_UNIT_DECL structure | |
368 | of expression EXPR into bitpack BP. */ | |
369 | ||
370 | static void | |
07de37ab | 371 | pack_ts_translation_unit_decl_value_fields (struct output_block *ob, |
372 | struct bitpack_d *bp, tree expr) | |
2541503d | 373 | { |
07de37ab | 374 | bp_pack_string (ob, bp, TRANSLATION_UNIT_LANGUAGE (expr), true); |
2541503d | 375 | } |
376 | ||
7f385784 | 377 | |
fe3e3369 | 378 | /* Pack all the non-pointer fields of the TS_OMP_CLAUSE structure |
379 | of expression EXPR into bitpack BP. */ | |
380 | ||
381 | static void | |
382 | pack_ts_omp_clause_value_fields (struct output_block *ob, | |
383 | struct bitpack_d *bp, tree expr) | |
384 | { | |
385 | stream_output_location (ob, bp, OMP_CLAUSE_LOCATION (expr)); | |
386 | switch (OMP_CLAUSE_CODE (expr)) | |
387 | { | |
388 | case OMP_CLAUSE_DEFAULT: | |
389 | bp_pack_enum (bp, omp_clause_default_kind, OMP_CLAUSE_DEFAULT_LAST, | |
390 | OMP_CLAUSE_DEFAULT_KIND (expr)); | |
391 | break; | |
392 | case OMP_CLAUSE_SCHEDULE: | |
393 | bp_pack_enum (bp, omp_clause_schedule_kind, OMP_CLAUSE_SCHEDULE_LAST, | |
394 | OMP_CLAUSE_SCHEDULE_KIND (expr)); | |
395 | break; | |
396 | case OMP_CLAUSE_DEPEND: | |
397 | bp_pack_enum (bp, omp_clause_depend_kind, OMP_CLAUSE_DEPEND_LAST, | |
398 | OMP_CLAUSE_DEPEND_KIND (expr)); | |
399 | break; | |
400 | case OMP_CLAUSE_MAP: | |
ca4c3545 | 401 | bp_pack_enum (bp, gomp_map_kind, GOMP_MAP_LAST, |
fe3e3369 | 402 | OMP_CLAUSE_MAP_KIND (expr)); |
403 | break; | |
404 | case OMP_CLAUSE_PROC_BIND: | |
405 | bp_pack_enum (bp, omp_clause_proc_bind_kind, OMP_CLAUSE_PROC_BIND_LAST, | |
406 | OMP_CLAUSE_PROC_BIND_KIND (expr)); | |
407 | break; | |
408 | case OMP_CLAUSE_REDUCTION: | |
7e5a76c8 | 409 | case OMP_CLAUSE_TASK_REDUCTION: |
410 | case OMP_CLAUSE_IN_REDUCTION: | |
fe3e3369 | 411 | bp_pack_enum (bp, tree_code, MAX_TREE_CODES, |
412 | OMP_CLAUSE_REDUCTION_CODE (expr)); | |
413 | break; | |
414 | default: | |
415 | break; | |
416 | } | |
417 | } | |
418 | ||
419 | ||
7f385784 | 420 | /* Pack all the bitfields in EXPR into a bit pack. */ |
2541503d | 421 | |
515cf651 | 422 | void |
c76dc468 | 423 | streamer_write_tree_bitfields (struct output_block *ob, tree expr) |
2541503d | 424 | { |
c76dc468 | 425 | bitpack_d bp = bitpack_create (ob->main_stream); |
2541503d | 426 | enum tree_code code; |
427 | ||
428 | code = TREE_CODE (expr); | |
429 | ||
430 | /* Note that all these functions are highly sensitive to changes in | |
431 | the types and sizes of each of the fields being packed. */ | |
c76dc468 | 432 | pack_ts_base_value_fields (&bp, expr); |
2541503d | 433 | |
42603940 | 434 | if (CODE_CONTAINS_STRUCT (code, TS_INT_CST)) |
c76dc468 | 435 | pack_ts_int_cst_value_fields (&bp, expr); |
42603940 | 436 | |
2541503d | 437 | if (CODE_CONTAINS_STRUCT (code, TS_REAL_CST)) |
c76dc468 | 438 | pack_ts_real_cst_value_fields (&bp, expr); |
2541503d | 439 | |
440 | if (CODE_CONTAINS_STRUCT (code, TS_FIXED_CST)) | |
c76dc468 | 441 | pack_ts_fixed_cst_value_fields (&bp, expr); |
2541503d | 442 | |
ec180527 | 443 | if (CODE_CONTAINS_STRUCT (code, TS_DECL_MINIMAL)) |
c76dc468 | 444 | stream_output_location (ob, &bp, DECL_SOURCE_LOCATION (expr)); |
ec180527 | 445 | |
2541503d | 446 | if (CODE_CONTAINS_STRUCT (code, TS_DECL_COMMON)) |
c76dc468 | 447 | pack_ts_decl_common_value_fields (&bp, expr); |
2541503d | 448 | |
449 | if (CODE_CONTAINS_STRUCT (code, TS_DECL_WRTL)) | |
c76dc468 | 450 | pack_ts_decl_wrtl_value_fields (&bp, expr); |
2541503d | 451 | |
452 | if (CODE_CONTAINS_STRUCT (code, TS_DECL_WITH_VIS)) | |
c76dc468 | 453 | pack_ts_decl_with_vis_value_fields (&bp, expr); |
2541503d | 454 | |
455 | if (CODE_CONTAINS_STRUCT (code, TS_FUNCTION_DECL)) | |
c76dc468 | 456 | pack_ts_function_decl_value_fields (&bp, expr); |
2541503d | 457 | |
458 | if (CODE_CONTAINS_STRUCT (code, TS_TYPE_COMMON)) | |
c76dc468 | 459 | pack_ts_type_common_value_fields (&bp, expr); |
2541503d | 460 | |
ec180527 | 461 | if (CODE_CONTAINS_STRUCT (code, TS_EXP)) |
62b0a610 | 462 | { |
c76dc468 | 463 | stream_output_location (ob, &bp, EXPR_LOCATION (expr)); |
62b0a610 | 464 | if (code == MEM_REF |
465 | || code == TARGET_MEM_REF) | |
466 | { | |
c76dc468 | 467 | bp_pack_value (&bp, MR_DEPENDENCE_CLIQUE (expr), sizeof (short) * 8); |
62b0a610 | 468 | if (MR_DEPENDENCE_CLIQUE (expr) != 0) |
c76dc468 | 469 | bp_pack_value (&bp, MR_DEPENDENCE_BASE (expr), sizeof (short) * 8); |
62b0a610 | 470 | } |
eff71cfb | 471 | else if (code == CALL_EXPR) |
472 | bp_pack_enum (&bp, internal_fn, IFN_LAST, CALL_EXPR_IFN (expr)); | |
62b0a610 | 473 | } |
ec180527 | 474 | |
2541503d | 475 | if (CODE_CONTAINS_STRUCT (code, TS_BLOCK)) |
c76dc468 | 476 | pack_ts_block_value_fields (ob, &bp, expr); |
2541503d | 477 | |
478 | if (CODE_CONTAINS_STRUCT (code, TS_TRANSLATION_UNIT_DECL)) | |
c76dc468 | 479 | pack_ts_translation_unit_decl_value_fields (ob, &bp, expr); |
51136fa7 | 480 | |
51136fa7 | 481 | if (CODE_CONTAINS_STRUCT (code, TS_OPTIMIZATION)) |
6848a0ae | 482 | cl_optimization_stream_out (ob, &bp, TREE_OPTIMIZATION (expr)); |
e41fac10 | 483 | |
e41fac10 | 484 | if (CODE_CONTAINS_STRUCT (code, TS_CONSTRUCTOR)) |
c76dc468 | 485 | bp_pack_var_len_unsigned (&bp, CONSTRUCTOR_NELTS (expr)); |
fe3e3369 | 486 | |
ba000093 | 487 | if (CODE_CONTAINS_STRUCT (code, TS_TARGET_OPTION) |
488 | /* Don't stream these when passing things to a different target. */ | |
489 | && !lto_stream_offload_p) | |
c76dc468 | 490 | cl_target_option_stream_out (ob, &bp, TREE_TARGET_OPTION (expr)); |
ab90b67e | 491 | |
fe3e3369 | 492 | if (code == OMP_CLAUSE) |
c76dc468 | 493 | pack_ts_omp_clause_value_fields (ob, &bp, expr); |
494 | ||
495 | streamer_write_bitpack (&bp); | |
2541503d | 496 | } |
497 | ||
498 | ||
2541503d | 499 | /* Emit the chain of tree nodes starting at T. OB is the output block |
500 | to write to. REF_P is true if chain elements should be emitted | |
501 | as references. */ | |
502 | ||
515cf651 | 503 | void |
7f385784 | 504 | streamer_write_chain (struct output_block *ob, tree t, bool ref_p) |
2541503d | 505 | { |
e41fac10 | 506 | while (t) |
2541503d | 507 | { |
c75a2739 | 508 | /* We avoid outputting external vars or functions by reference |
509 | to the global decls section as we do not want to have them | |
253dcb05 | 510 | enter decl merging. We should not need to do this anymore because |
511 | free_lang_data removes them from block scopes. */ | |
512 | gcc_assert (!VAR_OR_FUNCTION_DECL_P (t) || !DECL_EXTERNAL (t)); | |
513 | stream_write_tree (ob, t, ref_p); | |
2541503d | 514 | |
2541503d | 515 | t = TREE_CHAIN (t); |
516 | } | |
e41fac10 | 517 | |
518 | /* Write a sentinel to terminate the chain. */ | |
519 | stream_write_tree (ob, NULL_TREE, ref_p); | |
2541503d | 520 | } |
521 | ||
522 | ||
523 | /* Write all pointer fields in the TS_COMMON structure of EXPR to output | |
524 | block OB. If REF_P is true, write a reference to EXPR's pointer | |
525 | fields. */ | |
526 | ||
527 | static void | |
7f385784 | 528 | write_ts_common_tree_pointers (struct output_block *ob, tree expr, bool ref_p) |
2541503d | 529 | { |
530 | if (TREE_CODE (expr) != IDENTIFIER_NODE) | |
515cf651 | 531 | stream_write_tree (ob, TREE_TYPE (expr), ref_p); |
2541503d | 532 | } |
533 | ||
534 | ||
535 | /* Write all pointer fields in the TS_VECTOR structure of EXPR to output | |
536 | block OB. If REF_P is true, write a reference to EXPR's pointer | |
537 | fields. */ | |
538 | ||
539 | static void | |
7f385784 | 540 | write_ts_vector_tree_pointers (struct output_block *ob, tree expr, bool ref_p) |
2541503d | 541 | { |
fadf62f4 | 542 | /* Note that the number of elements for EXPR has already been emitted |
543 | in EXPR's header (see streamer_write_tree_header). */ | |
998afe5d | 544 | unsigned int count = vector_cst_encoded_nelts (expr); |
545 | for (unsigned int i = 0; i < count; ++i) | |
546 | stream_write_tree (ob, VECTOR_CST_ENCODED_ELT (expr, i), ref_p); | |
2541503d | 547 | } |
548 | ||
549 | ||
8672ee56 | 550 | /* Write all pointer fields in the TS_POLY_INT_CST structure of EXPR to |
551 | output block OB. If REF_P is true, write a reference to EXPR's pointer | |
552 | fields. */ | |
553 | ||
554 | static void | |
555 | write_ts_poly_tree_pointers (struct output_block *ob, tree expr, bool ref_p) | |
556 | { | |
557 | for (unsigned int i = 0; i < NUM_POLY_INT_COEFFS; ++i) | |
558 | stream_write_tree (ob, POLY_INT_CST_COEFF (expr, i), ref_p); | |
559 | } | |
560 | ||
561 | ||
2541503d | 562 | /* Write all pointer fields in the TS_COMPLEX structure of EXPR to output |
563 | block OB. If REF_P is true, write a reference to EXPR's pointer | |
564 | fields. */ | |
565 | ||
566 | static void | |
7f385784 | 567 | write_ts_complex_tree_pointers (struct output_block *ob, tree expr, bool ref_p) |
2541503d | 568 | { |
515cf651 | 569 | stream_write_tree (ob, TREE_REALPART (expr), ref_p); |
570 | stream_write_tree (ob, TREE_IMAGPART (expr), ref_p); | |
2541503d | 571 | } |
572 | ||
573 | ||
574 | /* Write all pointer fields in the TS_DECL_MINIMAL structure of EXPR | |
575 | to output block OB. If REF_P is true, write a reference to EXPR's | |
576 | pointer fields. */ | |
577 | ||
578 | static void | |
7f385784 | 579 | write_ts_decl_minimal_tree_pointers (struct output_block *ob, tree expr, |
580 | bool ref_p) | |
2541503d | 581 | { |
8ceff600 | 582 | /* Drop names that were created for anonymous entities. */ |
583 | if (DECL_NAME (expr) | |
584 | && TREE_CODE (DECL_NAME (expr)) == IDENTIFIER_NODE | |
b95089a0 | 585 | && IDENTIFIER_ANON_P (DECL_NAME (expr))) |
8ceff600 | 586 | stream_write_tree (ob, NULL_TREE, ref_p); |
587 | else | |
588 | stream_write_tree (ob, DECL_NAME (expr), ref_p); | |
7b53e714 | 589 | if (TREE_CODE (expr) != TRANSLATION_UNIT_DECL |
590 | && ! DECL_CONTEXT (expr)) | |
591 | stream_write_tree (ob, (*all_translation_units)[0], ref_p); | |
592 | else | |
593 | stream_write_tree (ob, DECL_CONTEXT (expr), ref_p); | |
2541503d | 594 | } |
595 | ||
596 | ||
597 | /* Write all pointer fields in the TS_DECL_COMMON structure of EXPR to | |
598 | output block OB. If REF_P is true, write a reference to EXPR's | |
599 | pointer fields. */ | |
600 | ||
601 | static void | |
7f385784 | 602 | write_ts_decl_common_tree_pointers (struct output_block *ob, tree expr, |
603 | bool ref_p) | |
2541503d | 604 | { |
515cf651 | 605 | stream_write_tree (ob, DECL_SIZE (expr), ref_p); |
606 | stream_write_tree (ob, DECL_SIZE_UNIT (expr), ref_p); | |
2541503d | 607 | |
608 | /* Note, DECL_INITIAL is not handled here. Since DECL_INITIAL needs | |
609 | special handling in LTO, it must be handled by streamer hooks. */ | |
610 | ||
515cf651 | 611 | stream_write_tree (ob, DECL_ATTRIBUTES (expr), ref_p); |
13358730 | 612 | |
613 | /* On non-early-LTO enabled targets we claim we compiled with -g0 | |
614 | but dwarf2out still did its set_decl_origin_self game fooling | |
615 | itself late. Und that here since we won't have access to the | |
616 | early generated abstract DIEs. */ | |
617 | tree ao = DECL_ABSTRACT_ORIGIN (expr); | |
618 | if (debug_info_level == DINFO_LEVEL_NONE | |
619 | && ao == expr) | |
620 | ao = NULL_TREE; | |
621 | stream_write_tree (ob, ao, ref_p); | |
2541503d | 622 | |
53e9c5c4 | 623 | if ((VAR_P (expr) || TREE_CODE (expr) == PARM_DECL) |
2541503d | 624 | && DECL_HAS_VALUE_EXPR_P (expr)) |
515cf651 | 625 | stream_write_tree (ob, DECL_VALUE_EXPR (expr), ref_p); |
2541503d | 626 | |
8ef2a99e | 627 | if (VAR_P (expr) |
628 | && DECL_HAS_DEBUG_EXPR_P (expr)) | |
515cf651 | 629 | stream_write_tree (ob, DECL_DEBUG_EXPR (expr), ref_p); |
2541503d | 630 | } |
631 | ||
632 | ||
633 | /* Write all pointer fields in the TS_DECL_NON_COMMON structure of | |
634 | EXPR to output block OB. If REF_P is true, write a reference to EXPR's | |
635 | pointer fields. */ | |
636 | ||
637 | static void | |
253dcb05 | 638 | write_ts_decl_non_common_tree_pointers (struct output_block *, tree, bool) |
2541503d | 639 | { |
2541503d | 640 | } |
641 | ||
642 | ||
643 | /* Write all pointer fields in the TS_DECL_WITH_VIS structure of EXPR | |
644 | to output block OB. If REF_P is true, write a reference to EXPR's | |
645 | pointer fields. */ | |
646 | ||
647 | static void | |
7f385784 | 648 | write_ts_decl_with_vis_tree_pointers (struct output_block *ob, tree expr, |
649 | bool ref_p) | |
2541503d | 650 | { |
651 | /* Make sure we don't inadvertently set the assembler name. */ | |
652 | if (DECL_ASSEMBLER_NAME_SET_P (expr)) | |
515cf651 | 653 | stream_write_tree (ob, DECL_ASSEMBLER_NAME (expr), ref_p); |
2541503d | 654 | else |
515cf651 | 655 | stream_write_tree (ob, NULL_TREE, false); |
2541503d | 656 | } |
657 | ||
658 | ||
659 | /* Write all pointer fields in the TS_FIELD_DECL structure of EXPR to | |
660 | output block OB. If REF_P is true, write a reference to EXPR's | |
661 | pointer fields. */ | |
662 | ||
663 | static void | |
7f385784 | 664 | write_ts_field_decl_tree_pointers (struct output_block *ob, tree expr, |
665 | bool ref_p) | |
2541503d | 666 | { |
515cf651 | 667 | stream_write_tree (ob, DECL_FIELD_OFFSET (expr), ref_p); |
668 | stream_write_tree (ob, DECL_BIT_FIELD_TYPE (expr), ref_p); | |
8d8a34f9 | 669 | stream_write_tree (ob, DECL_BIT_FIELD_REPRESENTATIVE (expr), ref_p); |
515cf651 | 670 | stream_write_tree (ob, DECL_FIELD_BIT_OFFSET (expr), ref_p); |
2541503d | 671 | } |
672 | ||
673 | ||
674 | /* Write all pointer fields in the TS_FUNCTION_DECL structure of EXPR | |
675 | to output block OB. If REF_P is true, write a reference to EXPR's | |
676 | pointer fields. */ | |
677 | ||
678 | static void | |
7f385784 | 679 | write_ts_function_decl_tree_pointers (struct output_block *ob, tree expr, |
680 | bool ref_p) | |
2541503d | 681 | { |
73527b1d | 682 | /* DECL_STRUCT_FUNCTION is handled by lto_output_function. */ |
515cf651 | 683 | stream_write_tree (ob, DECL_FUNCTION_PERSONALITY (expr), ref_p); |
ba000093 | 684 | /* Don't stream these when passing things to a different target. */ |
685 | if (!lto_stream_offload_p) | |
686 | stream_write_tree (ob, DECL_FUNCTION_SPECIFIC_TARGET (expr), ref_p); | |
515cf651 | 687 | stream_write_tree (ob, DECL_FUNCTION_SPECIFIC_OPTIMIZATION (expr), ref_p); |
2541503d | 688 | } |
689 | ||
690 | ||
691 | /* Write all pointer fields in the TS_TYPE_COMMON structure of EXPR to | |
692 | output block OB. If REF_P is true, write a reference to EXPR's | |
693 | pointer fields. */ | |
694 | ||
695 | static void | |
7f385784 | 696 | write_ts_type_common_tree_pointers (struct output_block *ob, tree expr, |
697 | bool ref_p) | |
2541503d | 698 | { |
c7be6601 | 699 | stream_write_tree (ob, TYPE_SIZE (expr), ref_p); |
700 | stream_write_tree (ob, TYPE_SIZE_UNIT (expr), ref_p); | |
701 | stream_write_tree (ob, TYPE_ATTRIBUTES (expr), ref_p); | |
702 | stream_write_tree (ob, TYPE_NAME (expr), ref_p); | |
703 | /* Do not stream TYPE_POINTER_TO or TYPE_REFERENCE_TO. They will be | |
704 | reconstructed during fixup. */ | |
2541503d | 705 | /* Do not stream TYPE_NEXT_VARIANT, we reconstruct the variant lists |
706 | during fixup. */ | |
515cf651 | 707 | stream_write_tree (ob, TYPE_MAIN_VARIANT (expr), ref_p); |
708 | stream_write_tree (ob, TYPE_CONTEXT (expr), ref_p); | |
2541503d | 709 | /* TYPE_CANONICAL is re-computed during type merging, so no need |
710 | to stream it here. */ | |
abf0dec5 | 711 | /* Do not stream TYPE_STUB_DECL; it is not needed by LTO but currently |
f4d3c071 | 712 | it cannot be freed by free_lang_data without triggering ICEs in |
abf0dec5 | 713 | langhooks. */ |
2541503d | 714 | } |
715 | ||
716 | /* Write all pointer fields in the TS_TYPE_NON_COMMON structure of EXPR | |
717 | to output block OB. If REF_P is true, write a reference to EXPR's | |
718 | pointer fields. */ | |
719 | ||
720 | static void | |
7f385784 | 721 | write_ts_type_non_common_tree_pointers (struct output_block *ob, tree expr, |
722 | bool ref_p) | |
2541503d | 723 | { |
c7be6601 | 724 | if (TREE_CODE (expr) == ENUMERAL_TYPE) |
725 | stream_write_tree (ob, TYPE_VALUES (expr), ref_p); | |
726 | else if (TREE_CODE (expr) == ARRAY_TYPE) | |
727 | stream_write_tree (ob, TYPE_DOMAIN (expr), ref_p); | |
728 | else if (RECORD_OR_UNION_TYPE_P (expr)) | |
729 | streamer_write_chain (ob, TYPE_FIELDS (expr), ref_p); | |
730 | else if (TREE_CODE (expr) == FUNCTION_TYPE | |
731 | || TREE_CODE (expr) == METHOD_TYPE) | |
732 | stream_write_tree (ob, TYPE_ARG_TYPES (expr), ref_p); | |
733 | ||
734 | if (!POINTER_TYPE_P (expr)) | |
c6f56d33 | 735 | stream_write_tree (ob, TYPE_MIN_VALUE_RAW (expr), ref_p); |
736 | stream_write_tree (ob, TYPE_MAX_VALUE_RAW (expr), ref_p); | |
2541503d | 737 | } |
738 | ||
739 | ||
740 | /* Write all pointer fields in the TS_LIST structure of EXPR to output | |
741 | block OB. If REF_P is true, write a reference to EXPR's pointer | |
742 | fields. */ | |
743 | ||
744 | static void | |
7f385784 | 745 | write_ts_list_tree_pointers (struct output_block *ob, tree expr, bool ref_p) |
2541503d | 746 | { |
515cf651 | 747 | stream_write_tree (ob, TREE_PURPOSE (expr), ref_p); |
748 | stream_write_tree (ob, TREE_VALUE (expr), ref_p); | |
8ceff600 | 749 | stream_write_tree (ob, TREE_CHAIN (expr), ref_p); |
2541503d | 750 | } |
751 | ||
752 | ||
753 | /* Write all pointer fields in the TS_VEC structure of EXPR to output | |
754 | block OB. If REF_P is true, write a reference to EXPR's pointer | |
755 | fields. */ | |
756 | ||
757 | static void | |
7f385784 | 758 | write_ts_vec_tree_pointers (struct output_block *ob, tree expr, bool ref_p) |
2541503d | 759 | { |
760 | int i; | |
761 | ||
762 | /* Note that the number of slots for EXPR has already been emitted | |
7f385784 | 763 | in EXPR's header (see streamer_write_tree_header). */ |
2541503d | 764 | for (i = 0; i < TREE_VEC_LENGTH (expr); i++) |
515cf651 | 765 | stream_write_tree (ob, TREE_VEC_ELT (expr, i), ref_p); |
2541503d | 766 | } |
767 | ||
768 | ||
769 | /* Write all pointer fields in the TS_EXP structure of EXPR to output | |
770 | block OB. If REF_P is true, write a reference to EXPR's pointer | |
771 | fields. */ | |
772 | ||
773 | static void | |
7f385784 | 774 | write_ts_exp_tree_pointers (struct output_block *ob, tree expr, bool ref_p) |
2541503d | 775 | { |
776 | int i; | |
777 | ||
2541503d | 778 | for (i = 0; i < TREE_OPERAND_LENGTH (expr); i++) |
515cf651 | 779 | stream_write_tree (ob, TREE_OPERAND (expr, i), ref_p); |
515cf651 | 780 | stream_write_tree (ob, TREE_BLOCK (expr), ref_p); |
2541503d | 781 | } |
782 | ||
783 | ||
784 | /* Write all pointer fields in the TS_BLOCK structure of EXPR to output | |
785 | block OB. If REF_P is true, write a reference to EXPR's pointer | |
786 | fields. */ | |
787 | ||
788 | static void | |
7f385784 | 789 | write_ts_block_tree_pointers (struct output_block *ob, tree expr, bool ref_p) |
2541503d | 790 | { |
7f385784 | 791 | streamer_write_chain (ob, BLOCK_VARS (expr), ref_p); |
2541503d | 792 | |
ae52f82e | 793 | stream_write_tree (ob, BLOCK_SUPERCONTEXT (expr), ref_p); |
66532ac2 | 794 | stream_write_tree (ob, BLOCK_ABSTRACT_ORIGIN (expr), ref_p); |
ae52f82e | 795 | |
2541503d | 796 | /* Do not stream BLOCK_NONLOCALIZED_VARS. We cannot handle debug information |
ae52f82e | 797 | for early inlined BLOCKs so drop it on the floor instead of ICEing in |
2541503d | 798 | dwarf2out.c. */ |
799 | ||
ae52f82e | 800 | /* BLOCK_FRAGMENT_ORIGIN and BLOCK_FRAGMENT_CHAIN is not live at LTO |
801 | streaming time. */ | |
802 | ||
2541503d | 803 | /* Do not output BLOCK_SUBBLOCKS. Instead on streaming-in this |
804 | list is re-constructed from BLOCK_SUPERCONTEXT. */ | |
805 | } | |
806 | ||
807 | ||
808 | /* Write all pointer fields in the TS_BINFO structure of EXPR to output | |
809 | block OB. If REF_P is true, write a reference to EXPR's pointer | |
810 | fields. */ | |
811 | ||
812 | static void | |
7f385784 | 813 | write_ts_binfo_tree_pointers (struct output_block *ob, tree expr, bool ref_p) |
2541503d | 814 | { |
815 | unsigned i; | |
816 | tree t; | |
817 | ||
818 | /* Note that the number of BINFO slots has already been emitted in | |
7f385784 | 819 | EXPR's header (see streamer_write_tree_header) because this length |
2541503d | 820 | is needed to build the empty BINFO node on the reader side. */ |
f1f41a6c | 821 | FOR_EACH_VEC_ELT (*BINFO_BASE_BINFOS (expr), i, t) |
515cf651 | 822 | stream_write_tree (ob, t, ref_p); |
823 | stream_write_tree (ob, NULL_TREE, false); | |
2541503d | 824 | |
515cf651 | 825 | stream_write_tree (ob, BINFO_OFFSET (expr), ref_p); |
826 | stream_write_tree (ob, BINFO_VTABLE (expr), ref_p); | |
2541503d | 827 | |
42e9919f | 828 | /* Do not walk BINFO_INHERITANCE_CHAIN, BINFO_SUBVTT_INDEX, |
829 | BINFO_BASE_ACCESSES and BINFO_VPTR_INDEX; these are used by C++ FE only. */ | |
2541503d | 830 | } |
831 | ||
832 | ||
833 | /* Write all pointer fields in the TS_CONSTRUCTOR structure of EXPR to | |
834 | output block OB. If REF_P is true, write a reference to EXPR's | |
835 | pointer fields. */ | |
836 | ||
837 | static void | |
7f385784 | 838 | write_ts_constructor_tree_pointers (struct output_block *ob, tree expr, |
839 | bool ref_p) | |
2541503d | 840 | { |
841 | unsigned i; | |
842 | tree index, value; | |
843 | ||
2541503d | 844 | FOR_EACH_CONSTRUCTOR_ELT (CONSTRUCTOR_ELTS (expr), i, index, value) |
845 | { | |
515cf651 | 846 | stream_write_tree (ob, index, ref_p); |
847 | stream_write_tree (ob, value, ref_p); | |
2541503d | 848 | } |
849 | } | |
850 | ||
fe3e3369 | 851 | |
852 | /* Write all pointer fields in the TS_OMP_CLAUSE structure of EXPR | |
853 | to output block OB. If REF_P is true, write a reference to EXPR's | |
854 | pointer fields. */ | |
855 | ||
856 | static void | |
857 | write_ts_omp_clause_tree_pointers (struct output_block *ob, tree expr, | |
858 | bool ref_p) | |
859 | { | |
860 | int i; | |
861 | for (i = 0; i < omp_clause_num_ops[OMP_CLAUSE_CODE (expr)]; i++) | |
862 | stream_write_tree (ob, OMP_CLAUSE_OPERAND (expr, i), ref_p); | |
7e5a76c8 | 863 | switch (OMP_CLAUSE_CODE (expr)) |
fe3e3369 | 864 | { |
7e5a76c8 | 865 | case OMP_CLAUSE_REDUCTION: |
866 | case OMP_CLAUSE_TASK_REDUCTION: | |
867 | case OMP_CLAUSE_IN_REDUCTION: | |
fe3e3369 | 868 | /* We don't stream these right now, handle it if streaming |
869 | of them is needed. */ | |
870 | gcc_assert (OMP_CLAUSE_REDUCTION_GIMPLE_INIT (expr) == NULL); | |
871 | gcc_assert (OMP_CLAUSE_REDUCTION_GIMPLE_MERGE (expr) == NULL); | |
7e5a76c8 | 872 | break; |
873 | default: | |
874 | break; | |
fe3e3369 | 875 | } |
876 | stream_write_tree (ob, OMP_CLAUSE_CHAIN (expr), ref_p); | |
877 | } | |
878 | ||
879 | ||
515cf651 | 880 | /* Write all pointer fields in EXPR to output block OB. If REF_P is true, |
881 | the leaves of EXPR are emitted as references. */ | |
2541503d | 882 | |
515cf651 | 883 | void |
7f385784 | 884 | streamer_write_tree_body (struct output_block *ob, tree expr, bool ref_p) |
2541503d | 885 | { |
886 | enum tree_code code; | |
887 | ||
8ceff600 | 888 | lto_stats.num_tree_bodies_output++; |
889 | ||
2541503d | 890 | code = TREE_CODE (expr); |
891 | ||
892 | if (CODE_CONTAINS_STRUCT (code, TS_TYPED)) | |
7f385784 | 893 | write_ts_common_tree_pointers (ob, expr, ref_p); |
2541503d | 894 | |
895 | if (CODE_CONTAINS_STRUCT (code, TS_VECTOR)) | |
7f385784 | 896 | write_ts_vector_tree_pointers (ob, expr, ref_p); |
2541503d | 897 | |
8672ee56 | 898 | if (CODE_CONTAINS_STRUCT (code, TS_POLY_INT_CST)) |
899 | write_ts_poly_tree_pointers (ob, expr, ref_p); | |
900 | ||
2541503d | 901 | if (CODE_CONTAINS_STRUCT (code, TS_COMPLEX)) |
7f385784 | 902 | write_ts_complex_tree_pointers (ob, expr, ref_p); |
2541503d | 903 | |
904 | if (CODE_CONTAINS_STRUCT (code, TS_DECL_MINIMAL)) | |
7f385784 | 905 | write_ts_decl_minimal_tree_pointers (ob, expr, ref_p); |
2541503d | 906 | |
907 | if (CODE_CONTAINS_STRUCT (code, TS_DECL_COMMON)) | |
7f385784 | 908 | write_ts_decl_common_tree_pointers (ob, expr, ref_p); |
2541503d | 909 | |
910 | if (CODE_CONTAINS_STRUCT (code, TS_DECL_NON_COMMON)) | |
7f385784 | 911 | write_ts_decl_non_common_tree_pointers (ob, expr, ref_p); |
2541503d | 912 | |
913 | if (CODE_CONTAINS_STRUCT (code, TS_DECL_WITH_VIS)) | |
7f385784 | 914 | write_ts_decl_with_vis_tree_pointers (ob, expr, ref_p); |
2541503d | 915 | |
916 | if (CODE_CONTAINS_STRUCT (code, TS_FIELD_DECL)) | |
7f385784 | 917 | write_ts_field_decl_tree_pointers (ob, expr, ref_p); |
2541503d | 918 | |
919 | if (CODE_CONTAINS_STRUCT (code, TS_FUNCTION_DECL)) | |
7f385784 | 920 | write_ts_function_decl_tree_pointers (ob, expr, ref_p); |
2541503d | 921 | |
922 | if (CODE_CONTAINS_STRUCT (code, TS_TYPE_COMMON)) | |
7f385784 | 923 | write_ts_type_common_tree_pointers (ob, expr, ref_p); |
2541503d | 924 | |
925 | if (CODE_CONTAINS_STRUCT (code, TS_TYPE_NON_COMMON)) | |
7f385784 | 926 | write_ts_type_non_common_tree_pointers (ob, expr, ref_p); |
2541503d | 927 | |
928 | if (CODE_CONTAINS_STRUCT (code, TS_LIST)) | |
7f385784 | 929 | write_ts_list_tree_pointers (ob, expr, ref_p); |
2541503d | 930 | |
931 | if (CODE_CONTAINS_STRUCT (code, TS_VEC)) | |
7f385784 | 932 | write_ts_vec_tree_pointers (ob, expr, ref_p); |
2541503d | 933 | |
934 | if (CODE_CONTAINS_STRUCT (code, TS_EXP)) | |
7f385784 | 935 | write_ts_exp_tree_pointers (ob, expr, ref_p); |
2541503d | 936 | |
937 | if (CODE_CONTAINS_STRUCT (code, TS_BLOCK)) | |
7f385784 | 938 | write_ts_block_tree_pointers (ob, expr, ref_p); |
2541503d | 939 | |
940 | if (CODE_CONTAINS_STRUCT (code, TS_BINFO)) | |
7f385784 | 941 | write_ts_binfo_tree_pointers (ob, expr, ref_p); |
2541503d | 942 | |
943 | if (CODE_CONTAINS_STRUCT (code, TS_CONSTRUCTOR)) | |
7f385784 | 944 | write_ts_constructor_tree_pointers (ob, expr, ref_p); |
fe3e3369 | 945 | |
946 | if (code == OMP_CLAUSE) | |
947 | write_ts_omp_clause_tree_pointers (ob, expr, ref_p); | |
2541503d | 948 | } |
949 | ||
950 | ||
951 | /* Emit header information for tree EXPR to output block OB. The header | |
952 | contains everything needed to instantiate an empty skeleton for | |
953 | EXPR on the reading side. IX is the index into the streamer cache | |
515cf651 | 954 | where EXPR is stored. */ |
2541503d | 955 | |
515cf651 | 956 | void |
7f385784 | 957 | streamer_write_tree_header (struct output_block *ob, tree expr) |
2541503d | 958 | { |
959 | enum LTO_tags tag; | |
960 | enum tree_code code; | |
961 | ||
962 | /* We should not see any tree nodes not handled by the streamer. */ | |
963 | code = TREE_CODE (expr); | |
2541503d | 964 | |
965 | /* The header of a tree node consists of its tag, the size of | |
966 | the node, and any other information needed to instantiate | |
967 | EXPR on the reading side (such as the number of slots in | |
968 | variable sized nodes). */ | |
969 | tag = lto_tree_code_to_tag (code); | |
7f385784 | 970 | streamer_write_record_start (ob, tag); |
2541503d | 971 | |
2541503d | 972 | /* The text in strings and identifiers are completely emitted in |
973 | the header. */ | |
974 | if (CODE_CONTAINS_STRUCT (code, TS_STRING)) | |
65d1b157 | 975 | streamer_write_string_cst (ob, ob->main_stream, expr); |
2541503d | 976 | else if (CODE_CONTAINS_STRUCT (code, TS_IDENTIFIER)) |
7f385784 | 977 | write_identifier (ob, ob->main_stream, expr); |
fadf62f4 | 978 | else if (CODE_CONTAINS_STRUCT (code, TS_VECTOR)) |
998afe5d | 979 | { |
980 | bitpack_d bp = bitpack_create (ob->main_stream); | |
981 | bp_pack_value (&bp, VECTOR_CST_LOG2_NPATTERNS (expr), 8); | |
982 | bp_pack_value (&bp, VECTOR_CST_NELTS_PER_PATTERN (expr), 8); | |
983 | streamer_write_bitpack (&bp); | |
984 | } | |
2541503d | 985 | else if (CODE_CONTAINS_STRUCT (code, TS_VEC)) |
7f385784 | 986 | streamer_write_hwi (ob, TREE_VEC_LENGTH (expr)); |
2541503d | 987 | else if (CODE_CONTAINS_STRUCT (code, TS_BINFO)) |
7f385784 | 988 | streamer_write_uhwi (ob, BINFO_N_BASE_BINFOS (expr)); |
515cf651 | 989 | else if (TREE_CODE (expr) == CALL_EXPR) |
7f385784 | 990 | streamer_write_uhwi (ob, call_expr_nargs (expr)); |
fe3e3369 | 991 | else if (TREE_CODE (expr) == OMP_CLAUSE) |
992 | streamer_write_uhwi (ob, OMP_CLAUSE_CODE (expr)); | |
e913b5cd | 993 | else if (CODE_CONTAINS_STRUCT (code, TS_INT_CST)) |
994 | { | |
271e739a | 995 | gcc_checking_assert (TREE_INT_CST_NUNITS (expr)); |
996 | streamer_write_uhwi (ob, TREE_INT_CST_NUNITS (expr)); | |
997 | streamer_write_uhwi (ob, TREE_INT_CST_EXT_NUNITS (expr)); | |
e913b5cd | 998 | } |
2541503d | 999 | } |
1000 | ||
1001 | ||
1002 | /* Emit the integer constant CST to output block OB. If REF_P is true, | |
1003 | CST's type will be emitted as a reference. */ | |
1004 | ||
515cf651 | 1005 | void |
7f385784 | 1006 | streamer_write_integer_cst (struct output_block *ob, tree cst, bool ref_p) |
2541503d | 1007 | { |
e913b5cd | 1008 | int i; |
1009 | int len = TREE_INT_CST_NUNITS (cst); | |
42603940 | 1010 | gcc_assert (!TREE_OVERFLOW (cst)); |
1011 | streamer_write_record_start (ob, LTO_integer_cst); | |
515cf651 | 1012 | stream_write_tree (ob, TREE_TYPE (cst), ref_p); |
271e739a | 1013 | /* We're effectively streaming a non-sign-extended wide_int here, |
1014 | so there's no need to stream TREE_INT_CST_EXT_NUNITS or any | |
1015 | array members beyond LEN. We'll recreate the tree from the | |
1016 | wide_int and the type. */ | |
e913b5cd | 1017 | streamer_write_uhwi (ob, len); |
1018 | for (i = 0; i < len; i++) | |
1019 | streamer_write_hwi (ob, TREE_INT_CST_ELT (cst, i)); | |
2541503d | 1020 | } |