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Commit | Line | Data |
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f0efc7aa DN |
1 | /* Routines for emitting trees to a file stream. |
2 | ||
23a5b65a | 3 | Copyright (C) 2011-2014 Free Software Foundation, Inc. |
f0efc7aa DN |
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" | |
fa3bf4ce | 25 | #include "tm.h" |
f0efc7aa DN |
26 | #include "diagnostic.h" |
27 | #include "tree.h" | |
d8a2d370 | 28 | #include "stor-layout.h" |
60393bbc AM |
29 | #include "predict.h" |
30 | #include "vec.h" | |
31 | #include "hashtab.h" | |
32 | #include "hash-set.h" | |
33 | #include "machmode.h" | |
34 | #include "hard-reg-set.h" | |
35 | #include "input.h" | |
36 | #include "function.h" | |
2fb9a547 AM |
37 | #include "basic-block.h" |
38 | #include "tree-ssa-alias.h" | |
39 | #include "internal-fn.h" | |
40 | #include "gimple-expr.h" | |
41 | #include "is-a.h" | |
8e9055ae | 42 | #include "gimple.h" |
c582198b AM |
43 | #include "hash-map.h" |
44 | #include "plugin-api.h" | |
45 | #include "ipa-ref.h" | |
46 | #include "cgraph.h" | |
f0efc7aa DN |
47 | #include "tree-streamer.h" |
48 | #include "data-streamer.h" | |
49 | #include "streamer-hooks.h" | |
50 | ||
51 | /* Output the STRING constant to the string | |
52 | table in OB. Then put the index onto the INDEX_STREAM. */ | |
53 | ||
49f836ba JB |
54 | void |
55 | streamer_write_string_cst (struct output_block *ob, | |
56 | struct lto_output_stream *index_stream, | |
57 | tree string) | |
f0efc7aa | 58 | { |
412288f1 | 59 | streamer_write_string_with_length (ob, index_stream, |
49f836ba JB |
60 | string ? TREE_STRING_POINTER (string) |
61 | : NULL, | |
62 | string ? TREE_STRING_LENGTH (string) : 0, | |
412288f1 | 63 | true); |
f0efc7aa DN |
64 | } |
65 | ||
66 | ||
67 | /* Output the identifier ID to the string | |
68 | table in OB. Then put the index onto the INDEX_STREAM. */ | |
69 | ||
70 | static void | |
412288f1 | 71 | write_identifier (struct output_block *ob, |
f0efc7aa DN |
72 | struct lto_output_stream *index_stream, |
73 | tree id) | |
74 | { | |
412288f1 DN |
75 | streamer_write_string_with_length (ob, index_stream, |
76 | IDENTIFIER_POINTER (id), | |
77 | IDENTIFIER_LENGTH (id), | |
78 | true); | |
f0efc7aa DN |
79 | } |
80 | ||
81 | ||
82 | /* Pack all the non-pointer fields of the TS_BASE structure of | |
83 | expression EXPR into bitpack BP. */ | |
84 | ||
85 | static void | |
86 | pack_ts_base_value_fields (struct bitpack_d *bp, tree expr) | |
87 | { | |
88 | bp_pack_value (bp, TREE_CODE (expr), 16); | |
89 | if (!TYPE_P (expr)) | |
90 | { | |
91 | bp_pack_value (bp, TREE_SIDE_EFFECTS (expr), 1); | |
92 | bp_pack_value (bp, TREE_CONSTANT (expr), 1); | |
93 | bp_pack_value (bp, TREE_READONLY (expr), 1); | |
94 | ||
95 | /* TREE_PUBLIC is used on types to indicate that the type | |
96 | has a TYPE_CACHED_VALUES vector. This is not streamed out, | |
97 | so we skip it here. */ | |
98 | bp_pack_value (bp, TREE_PUBLIC (expr), 1); | |
99 | } | |
100 | else | |
101 | bp_pack_value (bp, 0, 4); | |
102 | bp_pack_value (bp, TREE_ADDRESSABLE (expr), 1); | |
103 | bp_pack_value (bp, TREE_THIS_VOLATILE (expr), 1); | |
104 | if (DECL_P (expr)) | |
105 | bp_pack_value (bp, DECL_UNSIGNED (expr), 1); | |
106 | else if (TYPE_P (expr)) | |
107 | bp_pack_value (bp, TYPE_UNSIGNED (expr), 1); | |
108 | else | |
109 | bp_pack_value (bp, 0, 1); | |
a367df53 RB |
110 | /* We write debug info two times, do not confuse the second one. |
111 | The only relevant TREE_ASM_WRITTEN use is on SSA names. */ | |
112 | bp_pack_value (bp, (TREE_CODE (expr) != SSA_NAME | |
ca814625 | 113 | ? 0 : TREE_ASM_WRITTEN (expr)), 1); |
f0efc7aa DN |
114 | if (TYPE_P (expr)) |
115 | bp_pack_value (bp, TYPE_ARTIFICIAL (expr), 1); | |
116 | else | |
117 | bp_pack_value (bp, TREE_NO_WARNING (expr), 1); | |
f0efc7aa DN |
118 | bp_pack_value (bp, TREE_NOTHROW (expr), 1); |
119 | bp_pack_value (bp, TREE_STATIC (expr), 1); | |
ee03e71d RB |
120 | if (TREE_CODE (expr) != TREE_BINFO) |
121 | bp_pack_value (bp, TREE_PRIVATE (expr), 1); | |
f0efc7aa DN |
122 | bp_pack_value (bp, TREE_PROTECTED (expr), 1); |
123 | bp_pack_value (bp, TREE_DEPRECATED (expr), 1); | |
124 | if (TYPE_P (expr)) | |
875b35b4 DN |
125 | { |
126 | bp_pack_value (bp, TYPE_SATURATING (expr), 1); | |
127 | bp_pack_value (bp, TYPE_ADDR_SPACE (expr), 8); | |
128 | } | |
f0efc7aa DN |
129 | else if (TREE_CODE (expr) == SSA_NAME) |
130 | bp_pack_value (bp, SSA_NAME_IS_DEFAULT_DEF (expr), 1); | |
131 | else | |
132 | bp_pack_value (bp, 0, 1); | |
133 | } | |
134 | ||
135 | ||
c61f8c3b RG |
136 | /* Pack all the non-pointer fields of the TS_INTEGER_CST structure of |
137 | expression EXPR into bitpack BP. */ | |
138 | ||
139 | static void | |
140 | pack_ts_int_cst_value_fields (struct bitpack_d *bp, tree expr) | |
141 | { | |
807e902e KZ |
142 | int i; |
143 | /* Note that the number of elements has already been written out in | |
144 | streamer_write_tree_header. */ | |
145 | for (i = 0; i < TREE_INT_CST_EXT_NUNITS (expr); i++) | |
146 | bp_pack_var_len_int (bp, TREE_INT_CST_ELT (expr, i)); | |
c61f8c3b RG |
147 | } |
148 | ||
149 | ||
f0efc7aa DN |
150 | /* Pack all the non-pointer fields of the TS_REAL_CST structure of |
151 | expression EXPR into bitpack BP. */ | |
152 | ||
153 | static void | |
154 | pack_ts_real_cst_value_fields (struct bitpack_d *bp, tree expr) | |
155 | { | |
156 | unsigned i; | |
157 | REAL_VALUE_TYPE r; | |
158 | ||
159 | r = TREE_REAL_CST (expr); | |
160 | bp_pack_value (bp, r.cl, 2); | |
161 | bp_pack_value (bp, r.decimal, 1); | |
162 | bp_pack_value (bp, r.sign, 1); | |
163 | bp_pack_value (bp, r.signalling, 1); | |
164 | bp_pack_value (bp, r.canonical, 1); | |
165 | bp_pack_value (bp, r.uexp, EXP_BITS); | |
166 | for (i = 0; i < SIGSZ; i++) | |
167 | bp_pack_value (bp, r.sig[i], HOST_BITS_PER_LONG); | |
168 | } | |
169 | ||
170 | ||
171 | /* Pack all the non-pointer fields of the TS_FIXED_CST structure of | |
172 | expression EXPR into bitpack BP. */ | |
173 | ||
174 | static void | |
175 | pack_ts_fixed_cst_value_fields (struct bitpack_d *bp, tree expr) | |
176 | { | |
177 | struct fixed_value fv = TREE_FIXED_CST (expr); | |
178 | bp_pack_enum (bp, machine_mode, MAX_MACHINE_MODE, fv.mode); | |
179 | bp_pack_var_len_int (bp, fv.data.low); | |
180 | bp_pack_var_len_int (bp, fv.data.high); | |
181 | } | |
182 | ||
f0efc7aa DN |
183 | /* Pack all the non-pointer fields of the TS_DECL_COMMON structure |
184 | of expression EXPR into bitpack BP. */ | |
185 | ||
186 | static void | |
187 | pack_ts_decl_common_value_fields (struct bitpack_d *bp, tree expr) | |
188 | { | |
189 | bp_pack_enum (bp, machine_mode, MAX_MACHINE_MODE, DECL_MODE (expr)); | |
190 | bp_pack_value (bp, DECL_NONLOCAL (expr), 1); | |
191 | bp_pack_value (bp, DECL_VIRTUAL_P (expr), 1); | |
192 | bp_pack_value (bp, DECL_IGNORED_P (expr), 1); | |
00de328a | 193 | bp_pack_value (bp, DECL_ABSTRACT_P (expr), 1); |
f0efc7aa DN |
194 | bp_pack_value (bp, DECL_ARTIFICIAL (expr), 1); |
195 | bp_pack_value (bp, DECL_USER_ALIGN (expr), 1); | |
196 | bp_pack_value (bp, DECL_PRESERVE_P (expr), 1); | |
f0efc7aa DN |
197 | bp_pack_value (bp, DECL_EXTERNAL (expr), 1); |
198 | bp_pack_value (bp, DECL_GIMPLE_REG_P (expr), 1); | |
199 | bp_pack_var_len_unsigned (bp, DECL_ALIGN (expr)); | |
200 | ||
201 | if (TREE_CODE (expr) == LABEL_DECL) | |
202 | { | |
203 | /* Note that we do not write LABEL_DECL_UID. The reader will | |
204 | always assume an initial value of -1 so that the | |
205 | label_to_block_map is recreated by gimple_set_bb. */ | |
f0efc7aa DN |
206 | bp_pack_var_len_unsigned (bp, EH_LANDING_PAD_NR (expr)); |
207 | } | |
208 | ||
209 | if (TREE_CODE (expr) == FIELD_DECL) | |
210 | { | |
211 | bp_pack_value (bp, DECL_PACKED (expr), 1); | |
212 | bp_pack_value (bp, DECL_NONADDRESSABLE_P (expr), 1); | |
213 | bp_pack_value (bp, expr->decl_common.off_align, 8); | |
214 | } | |
215 | ||
0f1e8842 | 216 | if (TREE_CODE (expr) == VAR_DECL) |
839b422f RB |
217 | { |
218 | bp_pack_value (bp, DECL_HAS_DEBUG_EXPR_P (expr), 1); | |
219 | bp_pack_value (bp, DECL_NONLOCAL_FRAME (expr), 1); | |
220 | } | |
0f1e8842 | 221 | |
f0efc7aa DN |
222 | if (TREE_CODE (expr) == RESULT_DECL |
223 | || TREE_CODE (expr) == PARM_DECL | |
224 | || TREE_CODE (expr) == VAR_DECL) | |
225 | { | |
226 | bp_pack_value (bp, DECL_BY_REFERENCE (expr), 1); | |
227 | if (TREE_CODE (expr) == VAR_DECL | |
228 | || TREE_CODE (expr) == PARM_DECL) | |
229 | bp_pack_value (bp, DECL_HAS_VALUE_EXPR_P (expr), 1); | |
f0efc7aa DN |
230 | } |
231 | } | |
232 | ||
233 | ||
234 | /* Pack all the non-pointer fields of the TS_DECL_WRTL structure | |
235 | of expression EXPR into bitpack BP. */ | |
236 | ||
237 | static void | |
238 | pack_ts_decl_wrtl_value_fields (struct bitpack_d *bp, tree expr) | |
239 | { | |
240 | bp_pack_value (bp, DECL_REGISTER (expr), 1); | |
241 | } | |
242 | ||
243 | ||
244 | /* Pack all the non-pointer fields of the TS_DECL_WITH_VIS structure | |
245 | of expression EXPR into bitpack BP. */ | |
246 | ||
247 | static void | |
248 | pack_ts_decl_with_vis_value_fields (struct bitpack_d *bp, tree expr) | |
249 | { | |
f0efc7aa DN |
250 | bp_pack_value (bp, DECL_COMMON (expr), 1); |
251 | bp_pack_value (bp, DECL_DLLIMPORT_P (expr), 1); | |
252 | bp_pack_value (bp, DECL_WEAK (expr), 1); | |
253 | bp_pack_value (bp, DECL_SEEN_IN_BIND_EXPR_P (expr), 1); | |
254 | bp_pack_value (bp, DECL_COMDAT (expr), 1); | |
255 | bp_pack_value (bp, DECL_VISIBILITY (expr), 2); | |
256 | bp_pack_value (bp, DECL_VISIBILITY_SPECIFIED (expr), 1); | |
257 | ||
258 | if (TREE_CODE (expr) == VAR_DECL) | |
259 | { | |
260 | bp_pack_value (bp, DECL_HARD_REGISTER (expr), 1); | |
c01c111b | 261 | /* DECL_IN_TEXT_SECTION is set during final asm output only. */ |
f0efc7aa | 262 | bp_pack_value (bp, DECL_IN_CONSTANT_POOL (expr), 1); |
f0efc7aa DN |
263 | } |
264 | ||
0170f33c JH |
265 | if (TREE_CODE (expr) == FUNCTION_DECL) |
266 | { | |
267 | bp_pack_value (bp, DECL_FINAL_P (expr), 1); | |
268 | bp_pack_value (bp, DECL_CXX_CONSTRUCTOR_P (expr), 1); | |
269 | bp_pack_value (bp, DECL_CXX_DESTRUCTOR_P (expr), 1); | |
270 | } | |
f0efc7aa DN |
271 | } |
272 | ||
273 | ||
274 | /* Pack all the non-pointer fields of the TS_FUNCTION_DECL structure | |
275 | of expression EXPR into bitpack BP. */ | |
276 | ||
277 | static void | |
278 | pack_ts_function_decl_value_fields (struct bitpack_d *bp, tree expr) | |
279 | { | |
280 | /* For normal/md builtins we only write the class and code, so they | |
281 | should never be handled here. */ | |
412288f1 | 282 | gcc_assert (!streamer_handle_as_builtin_p (expr)); |
f0efc7aa DN |
283 | |
284 | bp_pack_enum (bp, built_in_class, BUILT_IN_LAST, | |
285 | DECL_BUILT_IN_CLASS (expr)); | |
286 | bp_pack_value (bp, DECL_STATIC_CONSTRUCTOR (expr), 1); | |
287 | bp_pack_value (bp, DECL_STATIC_DESTRUCTOR (expr), 1); | |
288 | bp_pack_value (bp, DECL_UNINLINABLE (expr), 1); | |
289 | bp_pack_value (bp, DECL_POSSIBLY_INLINED (expr), 1); | |
290 | bp_pack_value (bp, DECL_IS_NOVOPS (expr), 1); | |
291 | bp_pack_value (bp, DECL_IS_RETURNS_TWICE (expr), 1); | |
292 | bp_pack_value (bp, DECL_IS_MALLOC (expr), 1); | |
293 | bp_pack_value (bp, DECL_IS_OPERATOR_NEW (expr), 1); | |
294 | bp_pack_value (bp, DECL_DECLARED_INLINE_P (expr), 1); | |
295 | bp_pack_value (bp, DECL_STATIC_CHAIN (expr), 1); | |
296 | bp_pack_value (bp, DECL_NO_INLINE_WARNING_P (expr), 1); | |
297 | bp_pack_value (bp, DECL_NO_INSTRUMENT_FUNCTION_ENTRY_EXIT (expr), 1); | |
298 | bp_pack_value (bp, DECL_NO_LIMIT_STACK (expr), 1); | |
299 | bp_pack_value (bp, DECL_DISREGARD_INLINE_LIMITS (expr), 1); | |
300 | bp_pack_value (bp, DECL_PURE_P (expr), 1); | |
301 | bp_pack_value (bp, DECL_LOOPING_CONST_OR_PURE_P (expr), 1); | |
302 | if (DECL_BUILT_IN_CLASS (expr) != NOT_BUILT_IN) | |
303 | bp_pack_value (bp, DECL_FUNCTION_CODE (expr), 11); | |
f0efc7aa DN |
304 | } |
305 | ||
306 | ||
307 | /* Pack all the non-pointer fields of the TS_TYPE_COMMON structure | |
308 | of expression EXPR into bitpack BP. */ | |
309 | ||
310 | static void | |
311 | pack_ts_type_common_value_fields (struct bitpack_d *bp, tree expr) | |
312 | { | |
313 | bp_pack_enum (bp, machine_mode, MAX_MACHINE_MODE, TYPE_MODE (expr)); | |
314 | bp_pack_value (bp, TYPE_STRING_FLAG (expr), 1); | |
315 | bp_pack_value (bp, TYPE_NO_FORCE_BLK (expr), 1); | |
316 | bp_pack_value (bp, TYPE_NEEDS_CONSTRUCTING (expr), 1); | |
317 | if (RECORD_OR_UNION_TYPE_P (expr)) | |
0170f33c JH |
318 | { |
319 | bp_pack_value (bp, TYPE_TRANSPARENT_AGGR (expr), 1); | |
320 | bp_pack_value (bp, TYPE_FINAL_P (expr), 1); | |
321 | } | |
04208228 EB |
322 | else if (TREE_CODE (expr) == ARRAY_TYPE) |
323 | bp_pack_value (bp, TYPE_NONALIASED_COMPONENT (expr), 1); | |
f0efc7aa DN |
324 | bp_pack_value (bp, TYPE_PACKED (expr), 1); |
325 | bp_pack_value (bp, TYPE_RESTRICT (expr), 1); | |
f0efc7aa DN |
326 | bp_pack_value (bp, TYPE_USER_ALIGN (expr), 1); |
327 | bp_pack_value (bp, TYPE_READONLY (expr), 1); | |
328 | bp_pack_var_len_unsigned (bp, TYPE_PRECISION (expr)); | |
329 | bp_pack_var_len_unsigned (bp, TYPE_ALIGN (expr)); | |
ee03e71d RB |
330 | /* Make sure to preserve the fact whether the frontend would assign |
331 | alias-set zero to this type. */ | |
332 | bp_pack_var_len_int (bp, (TYPE_ALIAS_SET (expr) == 0 | |
333 | || (!in_lto_p | |
334 | && get_alias_set (expr) == 0)) ? 0 : -1); | |
f0efc7aa DN |
335 | } |
336 | ||
337 | ||
338 | /* Pack all the non-pointer fields of the TS_BLOCK structure | |
339 | of expression EXPR into bitpack BP. */ | |
340 | ||
341 | static void | |
7cb7d208 RB |
342 | pack_ts_block_value_fields (struct output_block *ob, |
343 | struct bitpack_d *bp, tree expr) | |
f0efc7aa DN |
344 | { |
345 | bp_pack_value (bp, BLOCK_ABSTRACT (expr), 1); | |
346 | /* BLOCK_NUMBER is recomputed. */ | |
7cb7d208 RB |
347 | /* Stream BLOCK_SOURCE_LOCATION for the limited cases we can handle - those |
348 | that represent inlined function scopes. | |
349 | For the rest them on the floor instead of ICEing in dwarf2out.c. */ | |
350 | if (inlined_function_outer_scope_p (expr)) | |
351 | stream_output_location (ob, bp, BLOCK_SOURCE_LOCATION (expr)); | |
352 | else | |
353 | stream_output_location (ob, bp, UNKNOWN_LOCATION); | |
f0efc7aa DN |
354 | } |
355 | ||
356 | /* Pack all the non-pointer fields of the TS_TRANSLATION_UNIT_DECL structure | |
357 | of expression EXPR into bitpack BP. */ | |
358 | ||
359 | static void | |
8135e1e6 RB |
360 | pack_ts_translation_unit_decl_value_fields (struct output_block *ob, |
361 | struct bitpack_d *bp, tree expr) | |
f0efc7aa | 362 | { |
8135e1e6 | 363 | bp_pack_string (ob, bp, TRANSLATION_UNIT_LANGUAGE (expr), true); |
f0efc7aa DN |
364 | } |
365 | ||
412288f1 | 366 | |
c193f58b JJ |
367 | /* Pack all the non-pointer fields of the TS_OMP_CLAUSE structure |
368 | of expression EXPR into bitpack BP. */ | |
369 | ||
370 | static void | |
371 | pack_ts_omp_clause_value_fields (struct output_block *ob, | |
372 | struct bitpack_d *bp, tree expr) | |
373 | { | |
374 | stream_output_location (ob, bp, OMP_CLAUSE_LOCATION (expr)); | |
375 | switch (OMP_CLAUSE_CODE (expr)) | |
376 | { | |
377 | case OMP_CLAUSE_DEFAULT: | |
378 | bp_pack_enum (bp, omp_clause_default_kind, OMP_CLAUSE_DEFAULT_LAST, | |
379 | OMP_CLAUSE_DEFAULT_KIND (expr)); | |
380 | break; | |
381 | case OMP_CLAUSE_SCHEDULE: | |
382 | bp_pack_enum (bp, omp_clause_schedule_kind, OMP_CLAUSE_SCHEDULE_LAST, | |
383 | OMP_CLAUSE_SCHEDULE_KIND (expr)); | |
384 | break; | |
385 | case OMP_CLAUSE_DEPEND: | |
386 | bp_pack_enum (bp, omp_clause_depend_kind, OMP_CLAUSE_DEPEND_LAST, | |
387 | OMP_CLAUSE_DEPEND_KIND (expr)); | |
388 | break; | |
389 | case OMP_CLAUSE_MAP: | |
390 | bp_pack_enum (bp, omp_clause_map_kind, OMP_CLAUSE_MAP_LAST, | |
391 | OMP_CLAUSE_MAP_KIND (expr)); | |
392 | break; | |
393 | case OMP_CLAUSE_PROC_BIND: | |
394 | bp_pack_enum (bp, omp_clause_proc_bind_kind, OMP_CLAUSE_PROC_BIND_LAST, | |
395 | OMP_CLAUSE_PROC_BIND_KIND (expr)); | |
396 | break; | |
397 | case OMP_CLAUSE_REDUCTION: | |
398 | bp_pack_enum (bp, tree_code, MAX_TREE_CODES, | |
399 | OMP_CLAUSE_REDUCTION_CODE (expr)); | |
400 | break; | |
401 | default: | |
402 | break; | |
403 | } | |
404 | } | |
405 | ||
406 | ||
412288f1 | 407 | /* Pack all the bitfields in EXPR into a bit pack. */ |
f0efc7aa | 408 | |
b9393656 | 409 | void |
7cb7d208 RB |
410 | streamer_pack_tree_bitfields (struct output_block *ob, |
411 | struct bitpack_d *bp, tree expr) | |
f0efc7aa DN |
412 | { |
413 | enum tree_code code; | |
414 | ||
415 | code = TREE_CODE (expr); | |
416 | ||
417 | /* Note that all these functions are highly sensitive to changes in | |
418 | the types and sizes of each of the fields being packed. */ | |
419 | pack_ts_base_value_fields (bp, expr); | |
420 | ||
c61f8c3b RG |
421 | if (CODE_CONTAINS_STRUCT (code, TS_INT_CST)) |
422 | pack_ts_int_cst_value_fields (bp, expr); | |
423 | ||
f0efc7aa DN |
424 | if (CODE_CONTAINS_STRUCT (code, TS_REAL_CST)) |
425 | pack_ts_real_cst_value_fields (bp, expr); | |
426 | ||
427 | if (CODE_CONTAINS_STRUCT (code, TS_FIXED_CST)) | |
428 | pack_ts_fixed_cst_value_fields (bp, expr); | |
429 | ||
7cb7d208 RB |
430 | if (CODE_CONTAINS_STRUCT (code, TS_DECL_MINIMAL)) |
431 | stream_output_location (ob, bp, DECL_SOURCE_LOCATION (expr)); | |
432 | ||
f0efc7aa DN |
433 | if (CODE_CONTAINS_STRUCT (code, TS_DECL_COMMON)) |
434 | pack_ts_decl_common_value_fields (bp, expr); | |
435 | ||
436 | if (CODE_CONTAINS_STRUCT (code, TS_DECL_WRTL)) | |
437 | pack_ts_decl_wrtl_value_fields (bp, expr); | |
438 | ||
439 | if (CODE_CONTAINS_STRUCT (code, TS_DECL_WITH_VIS)) | |
440 | pack_ts_decl_with_vis_value_fields (bp, expr); | |
441 | ||
442 | if (CODE_CONTAINS_STRUCT (code, TS_FUNCTION_DECL)) | |
443 | pack_ts_function_decl_value_fields (bp, expr); | |
444 | ||
445 | if (CODE_CONTAINS_STRUCT (code, TS_TYPE_COMMON)) | |
446 | pack_ts_type_common_value_fields (bp, expr); | |
447 | ||
7cb7d208 | 448 | if (CODE_CONTAINS_STRUCT (code, TS_EXP)) |
f3dccf50 RB |
449 | { |
450 | stream_output_location (ob, bp, EXPR_LOCATION (expr)); | |
451 | if (code == MEM_REF | |
452 | || code == TARGET_MEM_REF) | |
453 | { | |
454 | bp_pack_value (bp, MR_DEPENDENCE_CLIQUE (expr), sizeof (short) * 8); | |
455 | if (MR_DEPENDENCE_CLIQUE (expr) != 0) | |
456 | bp_pack_value (bp, MR_DEPENDENCE_BASE (expr), sizeof (short) * 8); | |
457 | } | |
458 | } | |
7cb7d208 | 459 | |
f0efc7aa | 460 | if (CODE_CONTAINS_STRUCT (code, TS_BLOCK)) |
7cb7d208 | 461 | pack_ts_block_value_fields (ob, bp, expr); |
f0efc7aa DN |
462 | |
463 | if (CODE_CONTAINS_STRUCT (code, TS_TRANSLATION_UNIT_DECL)) | |
8135e1e6 | 464 | pack_ts_translation_unit_decl_value_fields (ob, bp, expr); |
0889c5c3 | 465 | |
0889c5c3 | 466 | if (CODE_CONTAINS_STRUCT (code, TS_OPTIMIZATION)) |
ca9a04da | 467 | cl_optimization_stream_out (bp, TREE_OPTIMIZATION (expr)); |
0127aae4 RG |
468 | |
469 | if (CODE_CONTAINS_STRUCT (code, TS_BINFO)) | |
9771b263 | 470 | bp_pack_var_len_unsigned (bp, vec_safe_length (BINFO_BASE_ACCESSES (expr))); |
0127aae4 RG |
471 | |
472 | if (CODE_CONTAINS_STRUCT (code, TS_CONSTRUCTOR)) | |
473 | bp_pack_var_len_unsigned (bp, CONSTRUCTOR_NELTS (expr)); | |
c193f58b | 474 | |
54e774c0 JH |
475 | if (CODE_CONTAINS_STRUCT (code, TS_TARGET_OPTION)) |
476 | cl_target_option_stream_out (ob, bp, TREE_TARGET_OPTION (expr)); | |
477 | ||
c193f58b JJ |
478 | if (code == OMP_CLAUSE) |
479 | pack_ts_omp_clause_value_fields (ob, bp, expr); | |
f0efc7aa DN |
480 | } |
481 | ||
482 | ||
483 | /* Write the code and class of builtin EXPR to output block OB. IX is | |
484 | the index into the streamer cache where EXPR is stored.*/ | |
485 | ||
b9393656 | 486 | void |
412288f1 | 487 | streamer_write_builtin (struct output_block *ob, tree expr) |
f0efc7aa | 488 | { |
412288f1 | 489 | gcc_assert (streamer_handle_as_builtin_p (expr)); |
f0efc7aa DN |
490 | |
491 | if (DECL_BUILT_IN_CLASS (expr) == BUILT_IN_MD | |
492 | && !targetm.builtin_decl) | |
412288f1 | 493 | sorry ("tree bytecode streams do not support machine specific builtin " |
f0efc7aa DN |
494 | "functions on this target"); |
495 | ||
412288f1 DN |
496 | streamer_write_record_start (ob, LTO_builtin_decl); |
497 | streamer_write_enum (ob->main_stream, built_in_class, BUILT_IN_LAST, | |
498 | DECL_BUILT_IN_CLASS (expr)); | |
499 | streamer_write_uhwi (ob, DECL_FUNCTION_CODE (expr)); | |
f0efc7aa DN |
500 | |
501 | if (DECL_ASSEMBLER_NAME_SET_P (expr)) | |
502 | { | |
503 | /* When the assembler name of a builtin gets a user name, | |
504 | the new name is always prefixed with '*' by | |
505 | set_builtin_user_assembler_name. So, to prevent the | |
506 | reader side from adding a second '*', we omit it here. */ | |
507 | const char *str = IDENTIFIER_POINTER (DECL_ASSEMBLER_NAME (expr)); | |
508 | if (strlen (str) > 1 && str[0] == '*') | |
412288f1 | 509 | streamer_write_string (ob, ob->main_stream, &str[1], true); |
f0efc7aa | 510 | else |
412288f1 | 511 | streamer_write_string (ob, ob->main_stream, NULL, true); |
f0efc7aa DN |
512 | } |
513 | else | |
412288f1 | 514 | streamer_write_string (ob, ob->main_stream, NULL, true); |
f0efc7aa DN |
515 | } |
516 | ||
517 | ||
f0efc7aa DN |
518 | /* Emit the chain of tree nodes starting at T. OB is the output block |
519 | to write to. REF_P is true if chain elements should be emitted | |
520 | as references. */ | |
521 | ||
b9393656 | 522 | void |
412288f1 | 523 | streamer_write_chain (struct output_block *ob, tree t, bool ref_p) |
f0efc7aa | 524 | { |
0127aae4 | 525 | while (t) |
f0efc7aa | 526 | { |
2e537cde RG |
527 | /* We avoid outputting external vars or functions by reference |
528 | to the global decls section as we do not want to have them | |
529 | enter decl merging. This is, of course, only for the call | |
47503a49 RB |
530 | for streaming BLOCK_VARS, but other callers are safe. |
531 | See also lto-streamer-out.c:DFS_write_tree_body. */ | |
7e54c608 RG |
532 | if (VAR_OR_FUNCTION_DECL_P (t) |
533 | && DECL_EXTERNAL (t)) | |
47503a49 | 534 | stream_write_tree_shallow_non_ref (ob, t, ref_p); |
7e54c608 RG |
535 | else |
536 | stream_write_tree (ob, t, ref_p); | |
f0efc7aa | 537 | |
f0efc7aa DN |
538 | t = TREE_CHAIN (t); |
539 | } | |
0127aae4 RG |
540 | |
541 | /* Write a sentinel to terminate the chain. */ | |
542 | stream_write_tree (ob, NULL_TREE, ref_p); | |
f0efc7aa DN |
543 | } |
544 | ||
545 | ||
546 | /* Write all pointer fields in the TS_COMMON structure of EXPR to output | |
547 | block OB. If REF_P is true, write a reference to EXPR's pointer | |
548 | fields. */ | |
549 | ||
550 | static void | |
412288f1 | 551 | write_ts_common_tree_pointers (struct output_block *ob, tree expr, bool ref_p) |
f0efc7aa DN |
552 | { |
553 | if (TREE_CODE (expr) != IDENTIFIER_NODE) | |
b9393656 | 554 | stream_write_tree (ob, TREE_TYPE (expr), ref_p); |
f0efc7aa DN |
555 | } |
556 | ||
557 | ||
558 | /* Write all pointer fields in the TS_VECTOR structure of EXPR to output | |
559 | block OB. If REF_P is true, write a reference to EXPR's pointer | |
560 | fields. */ | |
561 | ||
562 | static void | |
412288f1 | 563 | write_ts_vector_tree_pointers (struct output_block *ob, tree expr, bool ref_p) |
f0efc7aa | 564 | { |
d2a12ae7 RG |
565 | unsigned i; |
566 | /* Note that the number of elements for EXPR has already been emitted | |
567 | in EXPR's header (see streamer_write_tree_header). */ | |
568 | for (i = 0; i < VECTOR_CST_NELTS (expr); ++i) | |
569 | stream_write_tree (ob, VECTOR_CST_ELT (expr, i), ref_p); | |
f0efc7aa DN |
570 | } |
571 | ||
572 | ||
573 | /* Write all pointer fields in the TS_COMPLEX structure of EXPR to output | |
574 | block OB. If REF_P is true, write a reference to EXPR's pointer | |
575 | fields. */ | |
576 | ||
577 | static void | |
412288f1 | 578 | write_ts_complex_tree_pointers (struct output_block *ob, tree expr, bool ref_p) |
f0efc7aa | 579 | { |
b9393656 DN |
580 | stream_write_tree (ob, TREE_REALPART (expr), ref_p); |
581 | stream_write_tree (ob, TREE_IMAGPART (expr), ref_p); | |
f0efc7aa DN |
582 | } |
583 | ||
584 | ||
585 | /* Write all pointer fields in the TS_DECL_MINIMAL structure of EXPR | |
586 | to output block OB. If REF_P is true, write a reference to EXPR's | |
587 | pointer fields. */ | |
588 | ||
589 | static void | |
412288f1 DN |
590 | write_ts_decl_minimal_tree_pointers (struct output_block *ob, tree expr, |
591 | bool ref_p) | |
f0efc7aa | 592 | { |
ee03e71d RB |
593 | /* Drop names that were created for anonymous entities. */ |
594 | if (DECL_NAME (expr) | |
595 | && TREE_CODE (DECL_NAME (expr)) == IDENTIFIER_NODE | |
596 | && ANON_AGGRNAME_P (DECL_NAME (expr))) | |
597 | stream_write_tree (ob, NULL_TREE, ref_p); | |
598 | else | |
599 | stream_write_tree (ob, DECL_NAME (expr), ref_p); | |
b9393656 | 600 | stream_write_tree (ob, DECL_CONTEXT (expr), ref_p); |
f0efc7aa DN |
601 | } |
602 | ||
603 | ||
604 | /* Write all pointer fields in the TS_DECL_COMMON structure of EXPR to | |
605 | output block OB. If REF_P is true, write a reference to EXPR's | |
606 | pointer fields. */ | |
607 | ||
608 | static void | |
412288f1 DN |
609 | write_ts_decl_common_tree_pointers (struct output_block *ob, tree expr, |
610 | bool ref_p) | |
f0efc7aa | 611 | { |
b9393656 DN |
612 | stream_write_tree (ob, DECL_SIZE (expr), ref_p); |
613 | stream_write_tree (ob, DECL_SIZE_UNIT (expr), ref_p); | |
f0efc7aa DN |
614 | |
615 | /* Note, DECL_INITIAL is not handled here. Since DECL_INITIAL needs | |
616 | special handling in LTO, it must be handled by streamer hooks. */ | |
617 | ||
b9393656 | 618 | stream_write_tree (ob, DECL_ATTRIBUTES (expr), ref_p); |
f0efc7aa DN |
619 | |
620 | /* Do not stream DECL_ABSTRACT_ORIGIN. We cannot handle debug information | |
621 | for early inlining so drop it on the floor instead of ICEing in | |
622 | dwarf2out.c. */ | |
623 | ||
f0efc7aa DN |
624 | if ((TREE_CODE (expr) == VAR_DECL |
625 | || TREE_CODE (expr) == PARM_DECL) | |
626 | && DECL_HAS_VALUE_EXPR_P (expr)) | |
b9393656 | 627 | stream_write_tree (ob, DECL_VALUE_EXPR (expr), ref_p); |
f0efc7aa DN |
628 | |
629 | if (TREE_CODE (expr) == VAR_DECL) | |
b9393656 | 630 | stream_write_tree (ob, DECL_DEBUG_EXPR (expr), ref_p); |
f0efc7aa DN |
631 | } |
632 | ||
633 | ||
634 | /* Write all pointer fields in the TS_DECL_NON_COMMON structure of | |
635 | EXPR to output block OB. If REF_P is true, write a reference to EXPR's | |
636 | pointer fields. */ | |
637 | ||
638 | static void | |
412288f1 DN |
639 | write_ts_decl_non_common_tree_pointers (struct output_block *ob, tree expr, |
640 | bool ref_p) | |
f0efc7aa | 641 | { |
815effe1 | 642 | if (TREE_CODE (expr) == TYPE_DECL) |
ea973bad | 643 | stream_write_tree (ob, DECL_ORIGINAL_TYPE (expr), ref_p); |
f0efc7aa DN |
644 | } |
645 | ||
646 | ||
647 | /* Write all pointer fields in the TS_DECL_WITH_VIS structure of EXPR | |
648 | to output block OB. If REF_P is true, write a reference to EXPR's | |
649 | pointer fields. */ | |
650 | ||
651 | static void | |
412288f1 DN |
652 | write_ts_decl_with_vis_tree_pointers (struct output_block *ob, tree expr, |
653 | bool ref_p) | |
f0efc7aa DN |
654 | { |
655 | /* Make sure we don't inadvertently set the assembler name. */ | |
656 | if (DECL_ASSEMBLER_NAME_SET_P (expr)) | |
b9393656 | 657 | stream_write_tree (ob, DECL_ASSEMBLER_NAME (expr), ref_p); |
f0efc7aa | 658 | else |
b9393656 | 659 | stream_write_tree (ob, NULL_TREE, false); |
f0efc7aa DN |
660 | } |
661 | ||
662 | ||
663 | /* Write all pointer fields in the TS_FIELD_DECL structure of EXPR to | |
664 | output block OB. If REF_P is true, write a reference to EXPR's | |
665 | pointer fields. */ | |
666 | ||
667 | static void | |
412288f1 DN |
668 | write_ts_field_decl_tree_pointers (struct output_block *ob, tree expr, |
669 | bool ref_p) | |
f0efc7aa | 670 | { |
b9393656 DN |
671 | stream_write_tree (ob, DECL_FIELD_OFFSET (expr), ref_p); |
672 | stream_write_tree (ob, DECL_BIT_FIELD_TYPE (expr), ref_p); | |
26c71b93 | 673 | stream_write_tree (ob, DECL_BIT_FIELD_REPRESENTATIVE (expr), ref_p); |
b9393656 DN |
674 | stream_write_tree (ob, DECL_FIELD_BIT_OFFSET (expr), ref_p); |
675 | stream_write_tree (ob, DECL_FCONTEXT (expr), ref_p); | |
f0efc7aa DN |
676 | } |
677 | ||
678 | ||
679 | /* Write all pointer fields in the TS_FUNCTION_DECL structure of EXPR | |
680 | to output block OB. If REF_P is true, write a reference to EXPR's | |
681 | pointer fields. */ | |
682 | ||
683 | static void | |
412288f1 DN |
684 | write_ts_function_decl_tree_pointers (struct output_block *ob, tree expr, |
685 | bool ref_p) | |
f0efc7aa | 686 | { |
aaf8a23e | 687 | stream_write_tree (ob, DECL_VINDEX (expr), ref_p); |
61204ad9 | 688 | /* DECL_STRUCT_FUNCTION is handled by lto_output_function. */ |
b9393656 | 689 | stream_write_tree (ob, DECL_FUNCTION_PERSONALITY (expr), ref_p); |
61204ad9 | 690 | stream_write_tree (ob, DECL_FUNCTION_SPECIFIC_TARGET (expr), ref_p); |
b9393656 | 691 | stream_write_tree (ob, DECL_FUNCTION_SPECIFIC_OPTIMIZATION (expr), ref_p); |
f0efc7aa DN |
692 | } |
693 | ||
694 | ||
695 | /* Write all pointer fields in the TS_TYPE_COMMON structure of EXPR to | |
696 | output block OB. If REF_P is true, write a reference to EXPR's | |
697 | pointer fields. */ | |
698 | ||
699 | static void | |
412288f1 DN |
700 | write_ts_type_common_tree_pointers (struct output_block *ob, tree expr, |
701 | bool ref_p) | |
f0efc7aa | 702 | { |
010f4e27 JH |
703 | stream_write_tree (ob, TYPE_SIZE (expr), ref_p); |
704 | stream_write_tree (ob, TYPE_SIZE_UNIT (expr), ref_p); | |
705 | stream_write_tree (ob, TYPE_ATTRIBUTES (expr), ref_p); | |
706 | stream_write_tree (ob, TYPE_NAME (expr), ref_p); | |
707 | /* Do not stream TYPE_POINTER_TO or TYPE_REFERENCE_TO. They will be | |
708 | reconstructed during fixup. */ | |
f0efc7aa DN |
709 | /* Do not stream TYPE_NEXT_VARIANT, we reconstruct the variant lists |
710 | during fixup. */ | |
b9393656 DN |
711 | stream_write_tree (ob, TYPE_MAIN_VARIANT (expr), ref_p); |
712 | stream_write_tree (ob, TYPE_CONTEXT (expr), ref_p); | |
f0efc7aa DN |
713 | /* TYPE_CANONICAL is re-computed during type merging, so no need |
714 | to stream it here. */ | |
010f4e27 | 715 | stream_write_tree (ob, TYPE_STUB_DECL (expr), ref_p); |
f0efc7aa DN |
716 | } |
717 | ||
718 | /* Write all pointer fields in the TS_TYPE_NON_COMMON structure of EXPR | |
719 | to output block OB. If REF_P is true, write a reference to EXPR's | |
720 | pointer fields. */ | |
721 | ||
722 | static void | |
412288f1 DN |
723 | write_ts_type_non_common_tree_pointers (struct output_block *ob, tree expr, |
724 | bool ref_p) | |
f0efc7aa | 725 | { |
010f4e27 JH |
726 | if (TREE_CODE (expr) == ENUMERAL_TYPE) |
727 | stream_write_tree (ob, TYPE_VALUES (expr), ref_p); | |
728 | else if (TREE_CODE (expr) == ARRAY_TYPE) | |
729 | stream_write_tree (ob, TYPE_DOMAIN (expr), ref_p); | |
730 | else if (RECORD_OR_UNION_TYPE_P (expr)) | |
731 | streamer_write_chain (ob, TYPE_FIELDS (expr), ref_p); | |
732 | else if (TREE_CODE (expr) == FUNCTION_TYPE | |
733 | || TREE_CODE (expr) == METHOD_TYPE) | |
734 | stream_write_tree (ob, TYPE_ARG_TYPES (expr), ref_p); | |
735 | ||
736 | if (!POINTER_TYPE_P (expr)) | |
737 | stream_write_tree (ob, TYPE_MINVAL (expr), ref_p); | |
738 | stream_write_tree (ob, TYPE_MAXVAL (expr), ref_p); | |
739 | if (RECORD_OR_UNION_TYPE_P (expr)) | |
740 | stream_write_tree (ob, TYPE_BINFO (expr), ref_p); | |
f0efc7aa DN |
741 | } |
742 | ||
743 | ||
744 | /* Write all pointer fields in the TS_LIST structure of EXPR to output | |
745 | block OB. If REF_P is true, write a reference to EXPR's pointer | |
746 | fields. */ | |
747 | ||
748 | static void | |
412288f1 | 749 | write_ts_list_tree_pointers (struct output_block *ob, tree expr, bool ref_p) |
f0efc7aa | 750 | { |
b9393656 DN |
751 | stream_write_tree (ob, TREE_PURPOSE (expr), ref_p); |
752 | stream_write_tree (ob, TREE_VALUE (expr), ref_p); | |
ee03e71d | 753 | stream_write_tree (ob, TREE_CHAIN (expr), ref_p); |
f0efc7aa DN |
754 | } |
755 | ||
756 | ||
757 | /* Write all pointer fields in the TS_VEC structure of EXPR to output | |
758 | block OB. If REF_P is true, write a reference to EXPR's pointer | |
759 | fields. */ | |
760 | ||
761 | static void | |
412288f1 | 762 | write_ts_vec_tree_pointers (struct output_block *ob, tree expr, bool ref_p) |
f0efc7aa DN |
763 | { |
764 | int i; | |
765 | ||
766 | /* Note that the number of slots for EXPR has already been emitted | |
412288f1 | 767 | in EXPR's header (see streamer_write_tree_header). */ |
f0efc7aa | 768 | for (i = 0; i < TREE_VEC_LENGTH (expr); i++) |
b9393656 | 769 | stream_write_tree (ob, TREE_VEC_ELT (expr, i), ref_p); |
f0efc7aa DN |
770 | } |
771 | ||
772 | ||
773 | /* Write all pointer fields in the TS_EXP structure of EXPR to output | |
774 | block OB. If REF_P is true, write a reference to EXPR's pointer | |
775 | fields. */ | |
776 | ||
777 | static void | |
412288f1 | 778 | write_ts_exp_tree_pointers (struct output_block *ob, tree expr, bool ref_p) |
f0efc7aa DN |
779 | { |
780 | int i; | |
781 | ||
f0efc7aa | 782 | for (i = 0; i < TREE_OPERAND_LENGTH (expr); i++) |
b9393656 | 783 | stream_write_tree (ob, TREE_OPERAND (expr, i), ref_p); |
b9393656 | 784 | stream_write_tree (ob, TREE_BLOCK (expr), ref_p); |
f0efc7aa DN |
785 | } |
786 | ||
787 | ||
788 | /* Write all pointer fields in the TS_BLOCK structure of EXPR to output | |
789 | block OB. If REF_P is true, write a reference to EXPR's pointer | |
790 | fields. */ | |
791 | ||
792 | static void | |
412288f1 | 793 | write_ts_block_tree_pointers (struct output_block *ob, tree expr, bool ref_p) |
f0efc7aa | 794 | { |
412288f1 | 795 | streamer_write_chain (ob, BLOCK_VARS (expr), ref_p); |
f0efc7aa | 796 | |
5c1eb617 RG |
797 | stream_write_tree (ob, BLOCK_SUPERCONTEXT (expr), ref_p); |
798 | ||
7cb7d208 RB |
799 | /* Stream BLOCK_ABSTRACT_ORIGIN for the limited cases we can handle - those |
800 | that represent inlined function scopes. | |
801 | For the rest them on the floor instead of ICEing in dwarf2out.c. */ | |
5c1eb617 RG |
802 | if (inlined_function_outer_scope_p (expr)) |
803 | { | |
804 | tree ultimate_origin = block_ultimate_origin (expr); | |
805 | stream_write_tree (ob, ultimate_origin, ref_p); | |
5c1eb617 RG |
806 | } |
807 | else | |
7cb7d208 | 808 | stream_write_tree (ob, NULL_TREE, ref_p); |
f0efc7aa | 809 | /* Do not stream BLOCK_NONLOCALIZED_VARS. We cannot handle debug information |
5c1eb617 | 810 | for early inlined BLOCKs so drop it on the floor instead of ICEing in |
f0efc7aa DN |
811 | dwarf2out.c. */ |
812 | ||
5c1eb617 RG |
813 | /* BLOCK_FRAGMENT_ORIGIN and BLOCK_FRAGMENT_CHAIN is not live at LTO |
814 | streaming time. */ | |
815 | ||
f0efc7aa DN |
816 | /* Do not output BLOCK_SUBBLOCKS. Instead on streaming-in this |
817 | list is re-constructed from BLOCK_SUPERCONTEXT. */ | |
818 | } | |
819 | ||
820 | ||
821 | /* Write all pointer fields in the TS_BINFO structure of EXPR to output | |
822 | block OB. If REF_P is true, write a reference to EXPR's pointer | |
823 | fields. */ | |
824 | ||
825 | static void | |
412288f1 | 826 | write_ts_binfo_tree_pointers (struct output_block *ob, tree expr, bool ref_p) |
f0efc7aa DN |
827 | { |
828 | unsigned i; | |
829 | tree t; | |
830 | ||
831 | /* Note that the number of BINFO slots has already been emitted in | |
412288f1 | 832 | EXPR's header (see streamer_write_tree_header) because this length |
f0efc7aa | 833 | is needed to build the empty BINFO node on the reader side. */ |
9771b263 | 834 | FOR_EACH_VEC_ELT (*BINFO_BASE_BINFOS (expr), i, t) |
b9393656 DN |
835 | stream_write_tree (ob, t, ref_p); |
836 | stream_write_tree (ob, NULL_TREE, false); | |
f0efc7aa | 837 | |
b9393656 DN |
838 | stream_write_tree (ob, BINFO_OFFSET (expr), ref_p); |
839 | stream_write_tree (ob, BINFO_VTABLE (expr), ref_p); | |
b9393656 | 840 | stream_write_tree (ob, BINFO_VPTR_FIELD (expr), ref_p); |
f0efc7aa | 841 | |
0127aae4 RG |
842 | /* The number of BINFO_BASE_ACCESSES has already been emitted in |
843 | EXPR's bitfield section. */ | |
9771b263 | 844 | FOR_EACH_VEC_SAFE_ELT (BINFO_BASE_ACCESSES (expr), i, t) |
b9393656 | 845 | stream_write_tree (ob, t, ref_p); |
f0efc7aa | 846 | |
c01c111b JH |
847 | /* Do not walk BINFO_INHERITANCE_CHAIN, BINFO_SUBVTT_INDEX |
848 | and BINFO_VPTR_INDEX; these are used by C++ FE only. */ | |
f0efc7aa DN |
849 | } |
850 | ||
851 | ||
852 | /* Write all pointer fields in the TS_CONSTRUCTOR structure of EXPR to | |
853 | output block OB. If REF_P is true, write a reference to EXPR's | |
854 | pointer fields. */ | |
855 | ||
856 | static void | |
412288f1 DN |
857 | write_ts_constructor_tree_pointers (struct output_block *ob, tree expr, |
858 | bool ref_p) | |
f0efc7aa DN |
859 | { |
860 | unsigned i; | |
861 | tree index, value; | |
862 | ||
f0efc7aa DN |
863 | FOR_EACH_CONSTRUCTOR_ELT (CONSTRUCTOR_ELTS (expr), i, index, value) |
864 | { | |
b9393656 DN |
865 | stream_write_tree (ob, index, ref_p); |
866 | stream_write_tree (ob, value, ref_p); | |
f0efc7aa DN |
867 | } |
868 | } | |
869 | ||
c193f58b JJ |
870 | |
871 | /* Write all pointer fields in the TS_OMP_CLAUSE structure of EXPR | |
872 | to output block OB. If REF_P is true, write a reference to EXPR's | |
873 | pointer fields. */ | |
874 | ||
875 | static void | |
876 | write_ts_omp_clause_tree_pointers (struct output_block *ob, tree expr, | |
877 | bool ref_p) | |
878 | { | |
879 | int i; | |
880 | for (i = 0; i < omp_clause_num_ops[OMP_CLAUSE_CODE (expr)]; i++) | |
881 | stream_write_tree (ob, OMP_CLAUSE_OPERAND (expr, i), ref_p); | |
882 | if (OMP_CLAUSE_CODE (expr) == OMP_CLAUSE_REDUCTION) | |
883 | { | |
884 | /* We don't stream these right now, handle it if streaming | |
885 | of them is needed. */ | |
886 | gcc_assert (OMP_CLAUSE_REDUCTION_GIMPLE_INIT (expr) == NULL); | |
887 | gcc_assert (OMP_CLAUSE_REDUCTION_GIMPLE_MERGE (expr) == NULL); | |
888 | } | |
889 | stream_write_tree (ob, OMP_CLAUSE_CHAIN (expr), ref_p); | |
890 | } | |
891 | ||
892 | ||
b9393656 DN |
893 | /* Write all pointer fields in EXPR to output block OB. If REF_P is true, |
894 | the leaves of EXPR are emitted as references. */ | |
f0efc7aa | 895 | |
b9393656 | 896 | void |
412288f1 | 897 | streamer_write_tree_body (struct output_block *ob, tree expr, bool ref_p) |
f0efc7aa DN |
898 | { |
899 | enum tree_code code; | |
900 | ||
ee03e71d RB |
901 | lto_stats.num_tree_bodies_output++; |
902 | ||
f0efc7aa DN |
903 | code = TREE_CODE (expr); |
904 | ||
905 | if (CODE_CONTAINS_STRUCT (code, TS_TYPED)) | |
412288f1 | 906 | write_ts_common_tree_pointers (ob, expr, ref_p); |
f0efc7aa DN |
907 | |
908 | if (CODE_CONTAINS_STRUCT (code, TS_VECTOR)) | |
412288f1 | 909 | write_ts_vector_tree_pointers (ob, expr, ref_p); |
f0efc7aa DN |
910 | |
911 | if (CODE_CONTAINS_STRUCT (code, TS_COMPLEX)) | |
412288f1 | 912 | write_ts_complex_tree_pointers (ob, expr, ref_p); |
f0efc7aa DN |
913 | |
914 | if (CODE_CONTAINS_STRUCT (code, TS_DECL_MINIMAL)) | |
412288f1 | 915 | write_ts_decl_minimal_tree_pointers (ob, expr, ref_p); |
f0efc7aa DN |
916 | |
917 | if (CODE_CONTAINS_STRUCT (code, TS_DECL_COMMON)) | |
412288f1 | 918 | write_ts_decl_common_tree_pointers (ob, expr, ref_p); |
f0efc7aa DN |
919 | |
920 | if (CODE_CONTAINS_STRUCT (code, TS_DECL_NON_COMMON)) | |
412288f1 | 921 | write_ts_decl_non_common_tree_pointers (ob, expr, ref_p); |
f0efc7aa DN |
922 | |
923 | if (CODE_CONTAINS_STRUCT (code, TS_DECL_WITH_VIS)) | |
412288f1 | 924 | write_ts_decl_with_vis_tree_pointers (ob, expr, ref_p); |
f0efc7aa DN |
925 | |
926 | if (CODE_CONTAINS_STRUCT (code, TS_FIELD_DECL)) | |
412288f1 | 927 | write_ts_field_decl_tree_pointers (ob, expr, ref_p); |
f0efc7aa DN |
928 | |
929 | if (CODE_CONTAINS_STRUCT (code, TS_FUNCTION_DECL)) | |
412288f1 | 930 | write_ts_function_decl_tree_pointers (ob, expr, ref_p); |
f0efc7aa DN |
931 | |
932 | if (CODE_CONTAINS_STRUCT (code, TS_TYPE_COMMON)) | |
412288f1 | 933 | write_ts_type_common_tree_pointers (ob, expr, ref_p); |
f0efc7aa DN |
934 | |
935 | if (CODE_CONTAINS_STRUCT (code, TS_TYPE_NON_COMMON)) | |
412288f1 | 936 | write_ts_type_non_common_tree_pointers (ob, expr, ref_p); |
f0efc7aa DN |
937 | |
938 | if (CODE_CONTAINS_STRUCT (code, TS_LIST)) | |
412288f1 | 939 | write_ts_list_tree_pointers (ob, expr, ref_p); |
f0efc7aa DN |
940 | |
941 | if (CODE_CONTAINS_STRUCT (code, TS_VEC)) | |
412288f1 | 942 | write_ts_vec_tree_pointers (ob, expr, ref_p); |
f0efc7aa DN |
943 | |
944 | if (CODE_CONTAINS_STRUCT (code, TS_EXP)) | |
412288f1 | 945 | write_ts_exp_tree_pointers (ob, expr, ref_p); |
f0efc7aa DN |
946 | |
947 | if (CODE_CONTAINS_STRUCT (code, TS_BLOCK)) | |
412288f1 | 948 | write_ts_block_tree_pointers (ob, expr, ref_p); |
f0efc7aa DN |
949 | |
950 | if (CODE_CONTAINS_STRUCT (code, TS_BINFO)) | |
412288f1 | 951 | write_ts_binfo_tree_pointers (ob, expr, ref_p); |
f0efc7aa DN |
952 | |
953 | if (CODE_CONTAINS_STRUCT (code, TS_CONSTRUCTOR)) | |
412288f1 | 954 | write_ts_constructor_tree_pointers (ob, expr, ref_p); |
c193f58b JJ |
955 | |
956 | if (code == OMP_CLAUSE) | |
957 | write_ts_omp_clause_tree_pointers (ob, expr, ref_p); | |
f0efc7aa DN |
958 | } |
959 | ||
960 | ||
961 | /* Emit header information for tree EXPR to output block OB. The header | |
962 | contains everything needed to instantiate an empty skeleton for | |
963 | EXPR on the reading side. IX is the index into the streamer cache | |
b9393656 | 964 | where EXPR is stored. */ |
f0efc7aa | 965 | |
b9393656 | 966 | void |
412288f1 | 967 | streamer_write_tree_header (struct output_block *ob, tree expr) |
f0efc7aa DN |
968 | { |
969 | enum LTO_tags tag; | |
970 | enum tree_code code; | |
971 | ||
972 | /* We should not see any tree nodes not handled by the streamer. */ | |
973 | code = TREE_CODE (expr); | |
f0efc7aa DN |
974 | |
975 | /* The header of a tree node consists of its tag, the size of | |
976 | the node, and any other information needed to instantiate | |
977 | EXPR on the reading side (such as the number of slots in | |
978 | variable sized nodes). */ | |
979 | tag = lto_tree_code_to_tag (code); | |
412288f1 | 980 | streamer_write_record_start (ob, tag); |
f0efc7aa DN |
981 | |
982 | /* The following will cause bootstrap miscomparisons. Enable with care. */ | |
983 | #ifdef LTO_STREAMER_DEBUG | |
984 | /* This is used mainly for debugging purposes. When the reader | |
985 | and the writer do not agree on a streamed node, the pointer | |
986 | value for EXPR can be used to track down the differences in | |
987 | the debugger. */ | |
a9243bfc RB |
988 | gcc_assert ((HOST_WIDE_INT) (intptr_t) expr == (intptr_t) expr); |
989 | streamer_write_hwi (ob, (HOST_WIDE_INT) (intptr_t) expr); | |
f0efc7aa DN |
990 | #endif |
991 | ||
992 | /* The text in strings and identifiers are completely emitted in | |
993 | the header. */ | |
994 | if (CODE_CONTAINS_STRUCT (code, TS_STRING)) | |
49f836ba | 995 | streamer_write_string_cst (ob, ob->main_stream, expr); |
f0efc7aa | 996 | else if (CODE_CONTAINS_STRUCT (code, TS_IDENTIFIER)) |
412288f1 | 997 | write_identifier (ob, ob->main_stream, expr); |
d2a12ae7 RG |
998 | else if (CODE_CONTAINS_STRUCT (code, TS_VECTOR)) |
999 | streamer_write_hwi (ob, VECTOR_CST_NELTS (expr)); | |
f0efc7aa | 1000 | else if (CODE_CONTAINS_STRUCT (code, TS_VEC)) |
412288f1 | 1001 | streamer_write_hwi (ob, TREE_VEC_LENGTH (expr)); |
f0efc7aa | 1002 | else if (CODE_CONTAINS_STRUCT (code, TS_BINFO)) |
412288f1 | 1003 | streamer_write_uhwi (ob, BINFO_N_BASE_BINFOS (expr)); |
b9393656 | 1004 | else if (TREE_CODE (expr) == CALL_EXPR) |
412288f1 | 1005 | streamer_write_uhwi (ob, call_expr_nargs (expr)); |
c193f58b JJ |
1006 | else if (TREE_CODE (expr) == OMP_CLAUSE) |
1007 | streamer_write_uhwi (ob, OMP_CLAUSE_CODE (expr)); | |
807e902e KZ |
1008 | else if (CODE_CONTAINS_STRUCT (code, TS_INT_CST)) |
1009 | { | |
1010 | gcc_checking_assert (TREE_INT_CST_NUNITS (expr)); | |
1011 | streamer_write_uhwi (ob, TREE_INT_CST_NUNITS (expr)); | |
1012 | streamer_write_uhwi (ob, TREE_INT_CST_EXT_NUNITS (expr)); | |
1013 | } | |
f0efc7aa DN |
1014 | } |
1015 | ||
1016 | ||
1017 | /* Emit the integer constant CST to output block OB. If REF_P is true, | |
1018 | CST's type will be emitted as a reference. */ | |
1019 | ||
b9393656 | 1020 | void |
412288f1 | 1021 | streamer_write_integer_cst (struct output_block *ob, tree cst, bool ref_p) |
f0efc7aa | 1022 | { |
807e902e KZ |
1023 | int i; |
1024 | int len = TREE_INT_CST_NUNITS (cst); | |
c61f8c3b RG |
1025 | gcc_assert (!TREE_OVERFLOW (cst)); |
1026 | streamer_write_record_start (ob, LTO_integer_cst); | |
b9393656 | 1027 | stream_write_tree (ob, TREE_TYPE (cst), ref_p); |
807e902e KZ |
1028 | /* We're effectively streaming a non-sign-extended wide_int here, |
1029 | so there's no need to stream TREE_INT_CST_EXT_NUNITS or any | |
1030 | array members beyond LEN. We'll recreate the tree from the | |
1031 | wide_int and the type. */ | |
1032 | streamer_write_uhwi (ob, len); | |
1033 | for (i = 0; i < len; i++) | |
1034 | streamer_write_hwi (ob, TREE_INT_CST_ELT (cst, i)); | |
f0efc7aa | 1035 | } |