]>
Commit | Line | Data |
---|---|---|
f0efc7aa DN |
1 | /* Routines for emitting trees to a file stream. |
2 | ||
85ec4feb | 3 | Copyright (C) 2011-2018 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" | |
c7131fb2 | 25 | #include "backend.h" |
957060b5 | 26 | #include "target.h" |
c7131fb2 AM |
27 | #include "tree.h" |
28 | #include "gimple.h" | |
957060b5 AM |
29 | #include "tree-streamer.h" |
30 | #include "cgraph.h" | |
40e23961 | 31 | #include "alias.h" |
d8a2d370 | 32 | #include "stor-layout.h" |
41dbbb37 TS |
33 | #include "gomp-constants.h" |
34 | ||
f0efc7aa DN |
35 | |
36 | /* Output the STRING constant to the string | |
37 | table in OB. Then put the index onto the INDEX_STREAM. */ | |
38 | ||
49f836ba JB |
39 | void |
40 | streamer_write_string_cst (struct output_block *ob, | |
41 | struct lto_output_stream *index_stream, | |
42 | tree string) | |
f0efc7aa | 43 | { |
412288f1 | 44 | streamer_write_string_with_length (ob, index_stream, |
49f836ba JB |
45 | string ? TREE_STRING_POINTER (string) |
46 | : NULL, | |
47 | string ? TREE_STRING_LENGTH (string) : 0, | |
412288f1 | 48 | true); |
f0efc7aa DN |
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 | |
412288f1 | 56 | write_identifier (struct output_block *ob, |
f0efc7aa DN |
57 | struct lto_output_stream *index_stream, |
58 | tree id) | |
59 | { | |
412288f1 DN |
60 | streamer_write_string_with_length (ob, index_stream, |
61 | IDENTIFIER_POINTER (id), | |
62 | IDENTIFIER_LENGTH (id), | |
63 | true); | |
f0efc7aa DN |
64 | } |
65 | ||
66 | ||
67 | /* Pack all the non-pointer fields of the TS_BASE structure of | |
68 | expression EXPR into bitpack BP. */ | |
69 | ||
b6bf201e | 70 | static inline void |
f0efc7aa DN |
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)) | |
02ef53f2 RB |
90 | { |
91 | bp_pack_value (bp, DECL_UNSIGNED (expr), 1); | |
92 | bp_pack_value (bp, DECL_NAMELESS (expr), 1); | |
93 | } | |
f0efc7aa DN |
94 | else if (TYPE_P (expr)) |
95 | bp_pack_value (bp, TYPE_UNSIGNED (expr), 1); | |
96 | else | |
97 | bp_pack_value (bp, 0, 1); | |
a367df53 RB |
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 | |
ca814625 | 101 | ? 0 : TREE_ASM_WRITTEN (expr)), 1); |
f0efc7aa DN |
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); | |
f0efc7aa DN |
106 | bp_pack_value (bp, TREE_NOTHROW (expr), 1); |
107 | bp_pack_value (bp, TREE_STATIC (expr), 1); | |
ee03e71d RB |
108 | if (TREE_CODE (expr) != TREE_BINFO) |
109 | bp_pack_value (bp, TREE_PRIVATE (expr), 1); | |
b6bf201e RB |
110 | else |
111 | bp_pack_value (bp, 0, 1); | |
f0efc7aa DN |
112 | bp_pack_value (bp, TREE_PROTECTED (expr), 1); |
113 | bp_pack_value (bp, TREE_DEPRECATED (expr), 1); | |
114 | if (TYPE_P (expr)) | |
875b35b4 | 115 | { |
ee45a32d EB |
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); | |
875b35b4 DN |
120 | bp_pack_value (bp, TYPE_ADDR_SPACE (expr), 8); |
121 | } | |
ee45a32d | 122 | else if (TREE_CODE (expr) == BIT_FIELD_REF || TREE_CODE (expr) == MEM_REF) |
7b95c729 EB |
123 | { |
124 | bp_pack_value (bp, REF_REVERSE_STORAGE_ORDER (expr), 1); | |
125 | bp_pack_value (bp, 0, 8); | |
126 | } | |
f0efc7aa | 127 | else if (TREE_CODE (expr) == SSA_NAME) |
b6bf201e RB |
128 | { |
129 | bp_pack_value (bp, SSA_NAME_IS_DEFAULT_DEF (expr), 1); | |
130 | bp_pack_value (bp, 0, 8); | |
131 | } | |
c15ac92c RB |
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 | } | |
f0efc7aa | 137 | else |
b6bf201e | 138 | bp_pack_value (bp, 0, 9); |
f0efc7aa DN |
139 | } |
140 | ||
141 | ||
c61f8c3b RG |
142 | /* Pack all the non-pointer fields of the TS_INTEGER_CST structure of |
143 | expression EXPR into bitpack BP. */ | |
144 | ||
145 | static void | |
146 | pack_ts_int_cst_value_fields (struct bitpack_d *bp, tree expr) | |
147 | { | |
807e902e KZ |
148 | int i; |
149 | /* Note that the number of elements has already been written out in | |
150 | streamer_write_tree_header. */ | |
151 | for (i = 0; i < TREE_INT_CST_EXT_NUNITS (expr); i++) | |
152 | bp_pack_var_len_int (bp, TREE_INT_CST_ELT (expr, i)); | |
c61f8c3b RG |
153 | } |
154 | ||
155 | ||
f0efc7aa DN |
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); | |
db847fa8 | 184 | bp_pack_machine_mode (bp, fv.mode); |
f0efc7aa DN |
185 | bp_pack_var_len_int (bp, fv.data.low); |
186 | bp_pack_var_len_int (bp, fv.data.high); | |
187 | } | |
188 | ||
f0efc7aa DN |
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 | { | |
db847fa8 | 195 | bp_pack_machine_mode (bp, DECL_MODE (expr)); |
f0efc7aa DN |
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); | |
00de328a | 199 | bp_pack_value (bp, DECL_ABSTRACT_P (expr), 1); |
f0efc7aa DN |
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); | |
f0efc7aa DN |
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. */ | |
f0efc7aa DN |
212 | bp_pack_var_len_unsigned (bp, EH_LANDING_PAD_NR (expr)); |
213 | } | |
214 | ||
7fa35a4b | 215 | else if (TREE_CODE (expr) == FIELD_DECL) |
f0efc7aa DN |
216 | { |
217 | bp_pack_value (bp, DECL_PACKED (expr), 1); | |
218 | bp_pack_value (bp, DECL_NONADDRESSABLE_P (expr), 1); | |
974aedcc | 219 | bp_pack_value (bp, DECL_PADDING_P (expr), 1); |
f0efc7aa DN |
220 | bp_pack_value (bp, expr->decl_common.off_align, 8); |
221 | } | |
222 | ||
7fa35a4b | 223 | else if (VAR_P (expr)) |
839b422f RB |
224 | { |
225 | bp_pack_value (bp, DECL_HAS_DEBUG_EXPR_P (expr), 1); | |
226 | bp_pack_value (bp, DECL_NONLOCAL_FRAME (expr), 1); | |
227 | } | |
0f1e8842 | 228 | |
7fa35a4b JJ |
229 | else if (TREE_CODE (expr) == PARM_DECL) |
230 | bp_pack_value (bp, DECL_HIDDEN_STRING_LENGTH (expr), 1); | |
231 | ||
f0efc7aa DN |
232 | if (TREE_CODE (expr) == RESULT_DECL |
233 | || TREE_CODE (expr) == PARM_DECL | |
8813a647 | 234 | || VAR_P (expr)) |
f0efc7aa DN |
235 | { |
236 | bp_pack_value (bp, DECL_BY_REFERENCE (expr), 1); | |
8813a647 | 237 | if (VAR_P (expr) || TREE_CODE (expr) == PARM_DECL) |
f0efc7aa | 238 | bp_pack_value (bp, DECL_HAS_VALUE_EXPR_P (expr), 1); |
f0efc7aa DN |
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 | { | |
f0efc7aa DN |
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 | ||
8813a647 | 267 | if (VAR_P (expr)) |
f0efc7aa DN |
268 | { |
269 | bp_pack_value (bp, DECL_HARD_REGISTER (expr), 1); | |
c01c111b | 270 | /* DECL_IN_TEXT_SECTION is set during final asm output only. */ |
f0efc7aa | 271 | bp_pack_value (bp, DECL_IN_CONSTANT_POOL (expr), 1); |
f0efc7aa DN |
272 | } |
273 | ||
0170f33c JH |
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 | } | |
f0efc7aa DN |
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 | { | |
f0efc7aa DN |
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); | |
298 | bp_pack_value (bp, DECL_IS_OPERATOR_NEW (expr), 1); | |
299 | bp_pack_value (bp, DECL_DECLARED_INLINE_P (expr), 1); | |
300 | bp_pack_value (bp, DECL_STATIC_CHAIN (expr), 1); | |
301 | bp_pack_value (bp, DECL_NO_INLINE_WARNING_P (expr), 1); | |
302 | bp_pack_value (bp, DECL_NO_INSTRUMENT_FUNCTION_ENTRY_EXIT (expr), 1); | |
303 | bp_pack_value (bp, DECL_NO_LIMIT_STACK (expr), 1); | |
304 | bp_pack_value (bp, DECL_DISREGARD_INLINE_LIMITS (expr), 1); | |
305 | bp_pack_value (bp, DECL_PURE_P (expr), 1); | |
306 | bp_pack_value (bp, DECL_LOOPING_CONST_OR_PURE_P (expr), 1); | |
307 | if (DECL_BUILT_IN_CLASS (expr) != NOT_BUILT_IN) | |
3c350d48 | 308 | bp_pack_value (bp, DECL_FUNCTION_CODE (expr), 12); |
f0efc7aa DN |
309 | } |
310 | ||
311 | ||
312 | /* Pack all the non-pointer fields of the TS_TYPE_COMMON structure | |
313 | of expression EXPR into bitpack BP. */ | |
314 | ||
315 | static void | |
316 | pack_ts_type_common_value_fields (struct bitpack_d *bp, tree expr) | |
317 | { | |
b52b9884 CB |
318 | /* for VECTOR_TYPE, TYPE_MODE reevaluates the mode using target_flags |
319 | not necessary valid in a global context. | |
320 | Use the raw value previously set by layout_type. */ | |
321 | bp_pack_machine_mode (bp, TYPE_MODE_RAW (expr)); | |
f0efc7aa | 322 | bp_pack_value (bp, TYPE_STRING_FLAG (expr), 1); |
351d90f4 JH |
323 | /* TYPE_NO_FORCE_BLK is private to stor-layout and need |
324 | no streaming. */ | |
f0efc7aa | 325 | bp_pack_value (bp, TYPE_NEEDS_CONSTRUCTING (expr), 1); |
ba6a6a1d JH |
326 | bp_pack_value (bp, TYPE_PACKED (expr), 1); |
327 | bp_pack_value (bp, TYPE_RESTRICT (expr), 1); | |
328 | bp_pack_value (bp, TYPE_USER_ALIGN (expr), 1); | |
329 | bp_pack_value (bp, TYPE_READONLY (expr), 1); | |
8c86248e JH |
330 | /* We used to stream TYPE_ALIAS_SET == 0 information to let frontends mark |
331 | types that are opaque for TBAA. This however did not work as intended, | |
56aae4b7 | 332 | because TYPE_ALIAS_SET == 0 was regularly lost in type merging. */ |
f0efc7aa | 333 | if (RECORD_OR_UNION_TYPE_P (expr)) |
0170f33c JH |
334 | { |
335 | bp_pack_value (bp, TYPE_TRANSPARENT_AGGR (expr), 1); | |
336 | bp_pack_value (bp, TYPE_FINAL_P (expr), 1); | |
337 | } | |
04208228 EB |
338 | else if (TREE_CODE (expr) == ARRAY_TYPE) |
339 | bp_pack_value (bp, TYPE_NONALIASED_COMPONENT (expr), 1); | |
350792ff RB |
340 | if (AGGREGATE_TYPE_P (expr)) |
341 | bp_pack_value (bp, TYPE_TYPELESS_STORAGE (expr), 1); | |
974aedcc | 342 | bp_pack_value (bp, TYPE_EMPTY_P (expr), 1); |
f0efc7aa DN |
343 | bp_pack_var_len_unsigned (bp, TYPE_PRECISION (expr)); |
344 | bp_pack_var_len_unsigned (bp, TYPE_ALIGN (expr)); | |
f0efc7aa DN |
345 | } |
346 | ||
347 | ||
348 | /* Pack all the non-pointer fields of the TS_BLOCK structure | |
349 | of expression EXPR into bitpack BP. */ | |
350 | ||
351 | static void | |
7cb7d208 RB |
352 | pack_ts_block_value_fields (struct output_block *ob, |
353 | struct bitpack_d *bp, tree expr) | |
f0efc7aa DN |
354 | { |
355 | bp_pack_value (bp, BLOCK_ABSTRACT (expr), 1); | |
356 | /* BLOCK_NUMBER is recomputed. */ | |
7cb7d208 RB |
357 | /* Stream BLOCK_SOURCE_LOCATION for the limited cases we can handle - those |
358 | that represent inlined function scopes. | |
359 | For the rest them on the floor instead of ICEing in dwarf2out.c. */ | |
360 | if (inlined_function_outer_scope_p (expr)) | |
361 | stream_output_location (ob, bp, BLOCK_SOURCE_LOCATION (expr)); | |
362 | else | |
363 | stream_output_location (ob, bp, UNKNOWN_LOCATION); | |
f0efc7aa DN |
364 | } |
365 | ||
366 | /* Pack all the non-pointer fields of the TS_TRANSLATION_UNIT_DECL structure | |
367 | of expression EXPR into bitpack BP. */ | |
368 | ||
369 | static void | |
8135e1e6 RB |
370 | pack_ts_translation_unit_decl_value_fields (struct output_block *ob, |
371 | struct bitpack_d *bp, tree expr) | |
f0efc7aa | 372 | { |
8135e1e6 | 373 | bp_pack_string (ob, bp, TRANSLATION_UNIT_LANGUAGE (expr), true); |
f0efc7aa DN |
374 | } |
375 | ||
412288f1 | 376 | |
c193f58b JJ |
377 | /* Pack all the non-pointer fields of the TS_OMP_CLAUSE structure |
378 | of expression EXPR into bitpack BP. */ | |
379 | ||
380 | static void | |
381 | pack_ts_omp_clause_value_fields (struct output_block *ob, | |
382 | struct bitpack_d *bp, tree expr) | |
383 | { | |
384 | stream_output_location (ob, bp, OMP_CLAUSE_LOCATION (expr)); | |
385 | switch (OMP_CLAUSE_CODE (expr)) | |
386 | { | |
387 | case OMP_CLAUSE_DEFAULT: | |
388 | bp_pack_enum (bp, omp_clause_default_kind, OMP_CLAUSE_DEFAULT_LAST, | |
389 | OMP_CLAUSE_DEFAULT_KIND (expr)); | |
390 | break; | |
391 | case OMP_CLAUSE_SCHEDULE: | |
392 | bp_pack_enum (bp, omp_clause_schedule_kind, OMP_CLAUSE_SCHEDULE_LAST, | |
393 | OMP_CLAUSE_SCHEDULE_KIND (expr)); | |
394 | break; | |
395 | case OMP_CLAUSE_DEPEND: | |
396 | bp_pack_enum (bp, omp_clause_depend_kind, OMP_CLAUSE_DEPEND_LAST, | |
397 | OMP_CLAUSE_DEPEND_KIND (expr)); | |
398 | break; | |
399 | case OMP_CLAUSE_MAP: | |
41dbbb37 | 400 | bp_pack_enum (bp, gomp_map_kind, GOMP_MAP_LAST, |
c193f58b JJ |
401 | OMP_CLAUSE_MAP_KIND (expr)); |
402 | break; | |
403 | case OMP_CLAUSE_PROC_BIND: | |
404 | bp_pack_enum (bp, omp_clause_proc_bind_kind, OMP_CLAUSE_PROC_BIND_LAST, | |
405 | OMP_CLAUSE_PROC_BIND_KIND (expr)); | |
406 | break; | |
407 | case OMP_CLAUSE_REDUCTION: | |
408 | bp_pack_enum (bp, tree_code, MAX_TREE_CODES, | |
409 | OMP_CLAUSE_REDUCTION_CODE (expr)); | |
410 | break; | |
411 | default: | |
412 | break; | |
413 | } | |
414 | } | |
415 | ||
416 | ||
412288f1 | 417 | /* Pack all the bitfields in EXPR into a bit pack. */ |
f0efc7aa | 418 | |
b9393656 | 419 | void |
b6bf201e | 420 | streamer_write_tree_bitfields (struct output_block *ob, tree expr) |
f0efc7aa | 421 | { |
b6bf201e | 422 | bitpack_d bp = bitpack_create (ob->main_stream); |
f0efc7aa DN |
423 | enum tree_code code; |
424 | ||
425 | code = TREE_CODE (expr); | |
426 | ||
427 | /* Note that all these functions are highly sensitive to changes in | |
428 | the types and sizes of each of the fields being packed. */ | |
b6bf201e | 429 | pack_ts_base_value_fields (&bp, expr); |
f0efc7aa | 430 | |
c61f8c3b | 431 | if (CODE_CONTAINS_STRUCT (code, TS_INT_CST)) |
b6bf201e | 432 | pack_ts_int_cst_value_fields (&bp, expr); |
c61f8c3b | 433 | |
f0efc7aa | 434 | if (CODE_CONTAINS_STRUCT (code, TS_REAL_CST)) |
b6bf201e | 435 | pack_ts_real_cst_value_fields (&bp, expr); |
f0efc7aa DN |
436 | |
437 | if (CODE_CONTAINS_STRUCT (code, TS_FIXED_CST)) | |
b6bf201e | 438 | pack_ts_fixed_cst_value_fields (&bp, expr); |
f0efc7aa | 439 | |
7cb7d208 | 440 | if (CODE_CONTAINS_STRUCT (code, TS_DECL_MINIMAL)) |
b6bf201e | 441 | stream_output_location (ob, &bp, DECL_SOURCE_LOCATION (expr)); |
7cb7d208 | 442 | |
f0efc7aa | 443 | if (CODE_CONTAINS_STRUCT (code, TS_DECL_COMMON)) |
b6bf201e | 444 | pack_ts_decl_common_value_fields (&bp, expr); |
f0efc7aa DN |
445 | |
446 | if (CODE_CONTAINS_STRUCT (code, TS_DECL_WRTL)) | |
b6bf201e | 447 | pack_ts_decl_wrtl_value_fields (&bp, expr); |
f0efc7aa DN |
448 | |
449 | if (CODE_CONTAINS_STRUCT (code, TS_DECL_WITH_VIS)) | |
b6bf201e | 450 | pack_ts_decl_with_vis_value_fields (&bp, expr); |
f0efc7aa DN |
451 | |
452 | if (CODE_CONTAINS_STRUCT (code, TS_FUNCTION_DECL)) | |
b6bf201e | 453 | pack_ts_function_decl_value_fields (&bp, expr); |
f0efc7aa DN |
454 | |
455 | if (CODE_CONTAINS_STRUCT (code, TS_TYPE_COMMON)) | |
b6bf201e | 456 | pack_ts_type_common_value_fields (&bp, expr); |
f0efc7aa | 457 | |
7cb7d208 | 458 | if (CODE_CONTAINS_STRUCT (code, TS_EXP)) |
f3dccf50 | 459 | { |
b6bf201e | 460 | stream_output_location (ob, &bp, EXPR_LOCATION (expr)); |
f3dccf50 RB |
461 | if (code == MEM_REF |
462 | || code == TARGET_MEM_REF) | |
463 | { | |
b6bf201e | 464 | bp_pack_value (&bp, MR_DEPENDENCE_CLIQUE (expr), sizeof (short) * 8); |
f3dccf50 | 465 | if (MR_DEPENDENCE_CLIQUE (expr) != 0) |
b6bf201e | 466 | bp_pack_value (&bp, MR_DEPENDENCE_BASE (expr), sizeof (short) * 8); |
f3dccf50 | 467 | } |
c15ac92c RB |
468 | else if (code == CALL_EXPR) |
469 | bp_pack_enum (&bp, internal_fn, IFN_LAST, CALL_EXPR_IFN (expr)); | |
f3dccf50 | 470 | } |
7cb7d208 | 471 | |
f0efc7aa | 472 | if (CODE_CONTAINS_STRUCT (code, TS_BLOCK)) |
b6bf201e | 473 | pack_ts_block_value_fields (ob, &bp, expr); |
f0efc7aa DN |
474 | |
475 | if (CODE_CONTAINS_STRUCT (code, TS_TRANSLATION_UNIT_DECL)) | |
b6bf201e | 476 | pack_ts_translation_unit_decl_value_fields (ob, &bp, expr); |
0889c5c3 | 477 | |
0889c5c3 | 478 | if (CODE_CONTAINS_STRUCT (code, TS_OPTIMIZATION)) |
b6bf201e | 479 | cl_optimization_stream_out (&bp, TREE_OPTIMIZATION (expr)); |
0127aae4 RG |
480 | |
481 | if (CODE_CONTAINS_STRUCT (code, TS_BINFO)) | |
b6bf201e | 482 | bp_pack_var_len_unsigned (&bp, vec_safe_length (BINFO_BASE_ACCESSES (expr))); |
0127aae4 RG |
483 | |
484 | if (CODE_CONTAINS_STRUCT (code, TS_CONSTRUCTOR)) | |
b6bf201e | 485 | bp_pack_var_len_unsigned (&bp, CONSTRUCTOR_NELTS (expr)); |
c193f58b | 486 | |
1b34e6e2 BS |
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) | |
b6bf201e | 490 | cl_target_option_stream_out (ob, &bp, TREE_TARGET_OPTION (expr)); |
54e774c0 | 491 | |
c193f58b | 492 | if (code == OMP_CLAUSE) |
b6bf201e RB |
493 | pack_ts_omp_clause_value_fields (ob, &bp, expr); |
494 | ||
495 | streamer_write_bitpack (&bp); | |
f0efc7aa DN |
496 | } |
497 | ||
498 | ||
f0efc7aa DN |
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 | ||
b9393656 | 503 | void |
412288f1 | 504 | streamer_write_chain (struct output_block *ob, tree t, bool ref_p) |
f0efc7aa | 505 | { |
0127aae4 | 506 | while (t) |
f0efc7aa | 507 | { |
2e537cde RG |
508 | /* We avoid outputting external vars or functions by reference |
509 | to the global decls section as we do not want to have them | |
510 | enter decl merging. This is, of course, only for the call | |
47503a49 RB |
511 | for streaming BLOCK_VARS, but other callers are safe. |
512 | See also lto-streamer-out.c:DFS_write_tree_body. */ | |
7e54c608 RG |
513 | if (VAR_OR_FUNCTION_DECL_P (t) |
514 | && DECL_EXTERNAL (t)) | |
47503a49 | 515 | stream_write_tree_shallow_non_ref (ob, t, ref_p); |
7e54c608 RG |
516 | else |
517 | stream_write_tree (ob, t, ref_p); | |
f0efc7aa | 518 | |
f0efc7aa DN |
519 | t = TREE_CHAIN (t); |
520 | } | |
0127aae4 RG |
521 | |
522 | /* Write a sentinel to terminate the chain. */ | |
523 | stream_write_tree (ob, NULL_TREE, ref_p); | |
f0efc7aa DN |
524 | } |
525 | ||
526 | ||
527 | /* Write all pointer fields in the TS_COMMON structure of EXPR to output | |
528 | block OB. If REF_P is true, write a reference to EXPR's pointer | |
529 | fields. */ | |
530 | ||
531 | static void | |
412288f1 | 532 | write_ts_common_tree_pointers (struct output_block *ob, tree expr, bool ref_p) |
f0efc7aa DN |
533 | { |
534 | if (TREE_CODE (expr) != IDENTIFIER_NODE) | |
b9393656 | 535 | stream_write_tree (ob, TREE_TYPE (expr), ref_p); |
f0efc7aa DN |
536 | } |
537 | ||
538 | ||
539 | /* Write all pointer fields in the TS_VECTOR structure of EXPR to output | |
540 | block OB. If REF_P is true, write a reference to EXPR's pointer | |
541 | fields. */ | |
542 | ||
543 | static void | |
412288f1 | 544 | write_ts_vector_tree_pointers (struct output_block *ob, tree expr, bool ref_p) |
f0efc7aa | 545 | { |
d2a12ae7 RG |
546 | /* Note that the number of elements for EXPR has already been emitted |
547 | in EXPR's header (see streamer_write_tree_header). */ | |
734914b6 RS |
548 | unsigned int count = vector_cst_encoded_nelts (expr); |
549 | for (unsigned int i = 0; i < count; ++i) | |
550 | stream_write_tree (ob, VECTOR_CST_ENCODED_ELT (expr, i), ref_p); | |
f0efc7aa DN |
551 | } |
552 | ||
553 | ||
36fd6408 RS |
554 | /* Write all pointer fields in the TS_POLY_INT_CST structure of EXPR to |
555 | output block OB. If REF_P is true, write a reference to EXPR's pointer | |
556 | fields. */ | |
557 | ||
558 | static void | |
559 | write_ts_poly_tree_pointers (struct output_block *ob, tree expr, bool ref_p) | |
560 | { | |
561 | for (unsigned int i = 0; i < NUM_POLY_INT_COEFFS; ++i) | |
562 | stream_write_tree (ob, POLY_INT_CST_COEFF (expr, i), ref_p); | |
563 | } | |
564 | ||
565 | ||
f0efc7aa DN |
566 | /* Write all pointer fields in the TS_COMPLEX structure of EXPR to output |
567 | block OB. If REF_P is true, write a reference to EXPR's pointer | |
568 | fields. */ | |
569 | ||
570 | static void | |
412288f1 | 571 | write_ts_complex_tree_pointers (struct output_block *ob, tree expr, bool ref_p) |
f0efc7aa | 572 | { |
b9393656 DN |
573 | stream_write_tree (ob, TREE_REALPART (expr), ref_p); |
574 | stream_write_tree (ob, TREE_IMAGPART (expr), ref_p); | |
f0efc7aa DN |
575 | } |
576 | ||
577 | ||
578 | /* Write all pointer fields in the TS_DECL_MINIMAL structure of EXPR | |
579 | to output block OB. If REF_P is true, write a reference to EXPR's | |
580 | pointer fields. */ | |
581 | ||
582 | static void | |
412288f1 DN |
583 | write_ts_decl_minimal_tree_pointers (struct output_block *ob, tree expr, |
584 | bool ref_p) | |
f0efc7aa | 585 | { |
ee03e71d RB |
586 | /* Drop names that were created for anonymous entities. */ |
587 | if (DECL_NAME (expr) | |
588 | && TREE_CODE (DECL_NAME (expr)) == IDENTIFIER_NODE | |
ee47f74e | 589 | && anon_aggrname_p (DECL_NAME (expr))) |
ee03e71d RB |
590 | stream_write_tree (ob, NULL_TREE, ref_p); |
591 | else | |
592 | stream_write_tree (ob, DECL_NAME (expr), ref_p); | |
1ea85365 RB |
593 | if (TREE_CODE (expr) != TRANSLATION_UNIT_DECL |
594 | && ! DECL_CONTEXT (expr)) | |
595 | stream_write_tree (ob, (*all_translation_units)[0], ref_p); | |
596 | else | |
597 | stream_write_tree (ob, DECL_CONTEXT (expr), ref_p); | |
f0efc7aa DN |
598 | } |
599 | ||
600 | ||
601 | /* Write all pointer fields in the TS_DECL_COMMON structure of EXPR to | |
602 | output block OB. If REF_P is true, write a reference to EXPR's | |
603 | pointer fields. */ | |
604 | ||
605 | static void | |
412288f1 DN |
606 | write_ts_decl_common_tree_pointers (struct output_block *ob, tree expr, |
607 | bool ref_p) | |
f0efc7aa | 608 | { |
b9393656 DN |
609 | stream_write_tree (ob, DECL_SIZE (expr), ref_p); |
610 | stream_write_tree (ob, DECL_SIZE_UNIT (expr), ref_p); | |
f0efc7aa DN |
611 | |
612 | /* Note, DECL_INITIAL is not handled here. Since DECL_INITIAL needs | |
613 | special handling in LTO, it must be handled by streamer hooks. */ | |
614 | ||
b9393656 | 615 | stream_write_tree (ob, DECL_ATTRIBUTES (expr), ref_p); |
c15ac92c RB |
616 | |
617 | /* On non-early-LTO enabled targets we claim we compiled with -g0 | |
618 | but dwarf2out still did its set_decl_origin_self game fooling | |
619 | itself late. Und that here since we won't have access to the | |
620 | early generated abstract DIEs. */ | |
621 | tree ao = DECL_ABSTRACT_ORIGIN (expr); | |
622 | if (debug_info_level == DINFO_LEVEL_NONE | |
623 | && ao == expr) | |
624 | ao = NULL_TREE; | |
625 | stream_write_tree (ob, ao, ref_p); | |
f0efc7aa | 626 | |
8813a647 | 627 | if ((VAR_P (expr) || TREE_CODE (expr) == PARM_DECL) |
f0efc7aa | 628 | && DECL_HAS_VALUE_EXPR_P (expr)) |
b9393656 | 629 | stream_write_tree (ob, DECL_VALUE_EXPR (expr), ref_p); |
f0efc7aa | 630 | |
c1a7ca7c RB |
631 | if (VAR_P (expr) |
632 | && DECL_HAS_DEBUG_EXPR_P (expr)) | |
b9393656 | 633 | stream_write_tree (ob, DECL_DEBUG_EXPR (expr), ref_p); |
f0efc7aa DN |
634 | } |
635 | ||
636 | ||
637 | /* Write all pointer fields in the TS_DECL_NON_COMMON structure of | |
638 | EXPR to output block OB. If REF_P is true, write a reference to EXPR's | |
639 | pointer fields. */ | |
640 | ||
641 | static void | |
412288f1 DN |
642 | write_ts_decl_non_common_tree_pointers (struct output_block *ob, tree expr, |
643 | bool ref_p) | |
f0efc7aa | 644 | { |
815effe1 | 645 | if (TREE_CODE (expr) == TYPE_DECL) |
ea973bad | 646 | stream_write_tree (ob, DECL_ORIGINAL_TYPE (expr), ref_p); |
f0efc7aa DN |
647 | } |
648 | ||
649 | ||
650 | /* Write all pointer fields in the TS_DECL_WITH_VIS structure of EXPR | |
651 | to output block OB. If REF_P is true, write a reference to EXPR's | |
652 | pointer fields. */ | |
653 | ||
654 | static void | |
412288f1 DN |
655 | write_ts_decl_with_vis_tree_pointers (struct output_block *ob, tree expr, |
656 | bool ref_p) | |
f0efc7aa DN |
657 | { |
658 | /* Make sure we don't inadvertently set the assembler name. */ | |
659 | if (DECL_ASSEMBLER_NAME_SET_P (expr)) | |
b9393656 | 660 | stream_write_tree (ob, DECL_ASSEMBLER_NAME (expr), ref_p); |
f0efc7aa | 661 | else |
b9393656 | 662 | stream_write_tree (ob, NULL_TREE, false); |
f0efc7aa DN |
663 | } |
664 | ||
665 | ||
666 | /* Write all pointer fields in the TS_FIELD_DECL structure of EXPR to | |
667 | output block OB. If REF_P is true, write a reference to EXPR's | |
668 | pointer fields. */ | |
669 | ||
670 | static void | |
412288f1 DN |
671 | write_ts_field_decl_tree_pointers (struct output_block *ob, tree expr, |
672 | bool ref_p) | |
f0efc7aa | 673 | { |
b9393656 DN |
674 | stream_write_tree (ob, DECL_FIELD_OFFSET (expr), ref_p); |
675 | stream_write_tree (ob, DECL_BIT_FIELD_TYPE (expr), ref_p); | |
26c71b93 | 676 | stream_write_tree (ob, DECL_BIT_FIELD_REPRESENTATIVE (expr), ref_p); |
b9393656 DN |
677 | stream_write_tree (ob, DECL_FIELD_BIT_OFFSET (expr), ref_p); |
678 | stream_write_tree (ob, DECL_FCONTEXT (expr), ref_p); | |
f0efc7aa DN |
679 | } |
680 | ||
681 | ||
682 | /* Write all pointer fields in the TS_FUNCTION_DECL structure of EXPR | |
683 | to output block OB. If REF_P is true, write a reference to EXPR's | |
684 | pointer fields. */ | |
685 | ||
686 | static void | |
412288f1 DN |
687 | write_ts_function_decl_tree_pointers (struct output_block *ob, tree expr, |
688 | bool ref_p) | |
f0efc7aa | 689 | { |
aaf8a23e | 690 | stream_write_tree (ob, DECL_VINDEX (expr), ref_p); |
61204ad9 | 691 | /* DECL_STRUCT_FUNCTION is handled by lto_output_function. */ |
b9393656 | 692 | stream_write_tree (ob, DECL_FUNCTION_PERSONALITY (expr), ref_p); |
1b34e6e2 BS |
693 | /* Don't stream these when passing things to a different target. */ |
694 | if (!lto_stream_offload_p) | |
695 | stream_write_tree (ob, DECL_FUNCTION_SPECIFIC_TARGET (expr), ref_p); | |
b9393656 | 696 | stream_write_tree (ob, DECL_FUNCTION_SPECIFIC_OPTIMIZATION (expr), ref_p); |
f0efc7aa DN |
697 | } |
698 | ||
699 | ||
700 | /* Write all pointer fields in the TS_TYPE_COMMON structure of EXPR to | |
701 | output block OB. If REF_P is true, write a reference to EXPR's | |
702 | pointer fields. */ | |
703 | ||
704 | static void | |
412288f1 DN |
705 | write_ts_type_common_tree_pointers (struct output_block *ob, tree expr, |
706 | bool ref_p) | |
f0efc7aa | 707 | { |
010f4e27 JH |
708 | stream_write_tree (ob, TYPE_SIZE (expr), ref_p); |
709 | stream_write_tree (ob, TYPE_SIZE_UNIT (expr), ref_p); | |
710 | stream_write_tree (ob, TYPE_ATTRIBUTES (expr), ref_p); | |
711 | stream_write_tree (ob, TYPE_NAME (expr), ref_p); | |
712 | /* Do not stream TYPE_POINTER_TO or TYPE_REFERENCE_TO. They will be | |
713 | reconstructed during fixup. */ | |
f0efc7aa DN |
714 | /* Do not stream TYPE_NEXT_VARIANT, we reconstruct the variant lists |
715 | during fixup. */ | |
b9393656 DN |
716 | stream_write_tree (ob, TYPE_MAIN_VARIANT (expr), ref_p); |
717 | stream_write_tree (ob, TYPE_CONTEXT (expr), ref_p); | |
f0efc7aa DN |
718 | /* TYPE_CANONICAL is re-computed during type merging, so no need |
719 | to stream it here. */ | |
010f4e27 | 720 | stream_write_tree (ob, TYPE_STUB_DECL (expr), ref_p); |
f0efc7aa DN |
721 | } |
722 | ||
723 | /* Write all pointer fields in the TS_TYPE_NON_COMMON structure of EXPR | |
724 | to output block OB. If REF_P is true, write a reference to EXPR's | |
725 | pointer fields. */ | |
726 | ||
727 | static void | |
412288f1 DN |
728 | write_ts_type_non_common_tree_pointers (struct output_block *ob, tree expr, |
729 | bool ref_p) | |
f0efc7aa | 730 | { |
010f4e27 JH |
731 | if (TREE_CODE (expr) == ENUMERAL_TYPE) |
732 | stream_write_tree (ob, TYPE_VALUES (expr), ref_p); | |
733 | else if (TREE_CODE (expr) == ARRAY_TYPE) | |
734 | stream_write_tree (ob, TYPE_DOMAIN (expr), ref_p); | |
735 | else if (RECORD_OR_UNION_TYPE_P (expr)) | |
736 | streamer_write_chain (ob, TYPE_FIELDS (expr), ref_p); | |
737 | else if (TREE_CODE (expr) == FUNCTION_TYPE | |
738 | || TREE_CODE (expr) == METHOD_TYPE) | |
739 | stream_write_tree (ob, TYPE_ARG_TYPES (expr), ref_p); | |
740 | ||
741 | if (!POINTER_TYPE_P (expr)) | |
20deef65 NS |
742 | stream_write_tree (ob, TYPE_MIN_VALUE_RAW (expr), ref_p); |
743 | stream_write_tree (ob, TYPE_MAX_VALUE_RAW (expr), ref_p); | |
f0efc7aa DN |
744 | } |
745 | ||
746 | ||
747 | /* Write all pointer fields in the TS_LIST structure of EXPR to output | |
748 | block OB. If REF_P is true, write a reference to EXPR's pointer | |
749 | fields. */ | |
750 | ||
751 | static void | |
412288f1 | 752 | write_ts_list_tree_pointers (struct output_block *ob, tree expr, bool ref_p) |
f0efc7aa | 753 | { |
b9393656 DN |
754 | stream_write_tree (ob, TREE_PURPOSE (expr), ref_p); |
755 | stream_write_tree (ob, TREE_VALUE (expr), ref_p); | |
ee03e71d | 756 | stream_write_tree (ob, TREE_CHAIN (expr), ref_p); |
f0efc7aa DN |
757 | } |
758 | ||
759 | ||
760 | /* Write all pointer fields in the TS_VEC structure of EXPR to output | |
761 | block OB. If REF_P is true, write a reference to EXPR's pointer | |
762 | fields. */ | |
763 | ||
764 | static void | |
412288f1 | 765 | write_ts_vec_tree_pointers (struct output_block *ob, tree expr, bool ref_p) |
f0efc7aa DN |
766 | { |
767 | int i; | |
768 | ||
769 | /* Note that the number of slots for EXPR has already been emitted | |
412288f1 | 770 | in EXPR's header (see streamer_write_tree_header). */ |
f0efc7aa | 771 | for (i = 0; i < TREE_VEC_LENGTH (expr); i++) |
b9393656 | 772 | stream_write_tree (ob, TREE_VEC_ELT (expr, i), ref_p); |
f0efc7aa DN |
773 | } |
774 | ||
775 | ||
776 | /* Write all pointer fields in the TS_EXP structure of EXPR to output | |
777 | block OB. If REF_P is true, write a reference to EXPR's pointer | |
778 | fields. */ | |
779 | ||
780 | static void | |
412288f1 | 781 | write_ts_exp_tree_pointers (struct output_block *ob, tree expr, bool ref_p) |
f0efc7aa DN |
782 | { |
783 | int i; | |
784 | ||
f0efc7aa | 785 | for (i = 0; i < TREE_OPERAND_LENGTH (expr); i++) |
b9393656 | 786 | stream_write_tree (ob, TREE_OPERAND (expr, i), ref_p); |
b9393656 | 787 | stream_write_tree (ob, TREE_BLOCK (expr), ref_p); |
f0efc7aa DN |
788 | } |
789 | ||
790 | ||
791 | /* Write all pointer fields in the TS_BLOCK structure of EXPR to output | |
792 | block OB. If REF_P is true, write a reference to EXPR's pointer | |
793 | fields. */ | |
794 | ||
795 | static void | |
412288f1 | 796 | write_ts_block_tree_pointers (struct output_block *ob, tree expr, bool ref_p) |
f0efc7aa | 797 | { |
412288f1 | 798 | streamer_write_chain (ob, BLOCK_VARS (expr), ref_p); |
f0efc7aa | 799 | |
5c1eb617 RG |
800 | stream_write_tree (ob, BLOCK_SUPERCONTEXT (expr), ref_p); |
801 | ||
7cb7d208 RB |
802 | /* Stream BLOCK_ABSTRACT_ORIGIN for the limited cases we can handle - those |
803 | that represent inlined function scopes. | |
f6918a8b RB |
804 | For the rest them on the floor instead of ICEing in dwarf2out.c, but |
805 | keep the notion of whether the block is an inlined block by refering | |
806 | to itself for the sake of tree_nonartificial_location. */ | |
5c1eb617 RG |
807 | if (inlined_function_outer_scope_p (expr)) |
808 | { | |
809 | tree ultimate_origin = block_ultimate_origin (expr); | |
810 | stream_write_tree (ob, ultimate_origin, ref_p); | |
5c1eb617 RG |
811 | } |
812 | else | |
f6918a8b RB |
813 | stream_write_tree (ob, (BLOCK_ABSTRACT_ORIGIN (expr) |
814 | ? expr : NULL_TREE), ref_p); | |
f0efc7aa | 815 | /* Do not stream BLOCK_NONLOCALIZED_VARS. We cannot handle debug information |
5c1eb617 | 816 | for early inlined BLOCKs so drop it on the floor instead of ICEing in |
f0efc7aa DN |
817 | dwarf2out.c. */ |
818 | ||
5c1eb617 RG |
819 | /* BLOCK_FRAGMENT_ORIGIN and BLOCK_FRAGMENT_CHAIN is not live at LTO |
820 | streaming time. */ | |
821 | ||
f0efc7aa DN |
822 | /* Do not output BLOCK_SUBBLOCKS. Instead on streaming-in this |
823 | list is re-constructed from BLOCK_SUPERCONTEXT. */ | |
824 | } | |
825 | ||
826 | ||
827 | /* Write all pointer fields in the TS_BINFO structure of EXPR to output | |
828 | block OB. If REF_P is true, write a reference to EXPR's pointer | |
829 | fields. */ | |
830 | ||
831 | static void | |
412288f1 | 832 | write_ts_binfo_tree_pointers (struct output_block *ob, tree expr, bool ref_p) |
f0efc7aa DN |
833 | { |
834 | unsigned i; | |
835 | tree t; | |
836 | ||
837 | /* Note that the number of BINFO slots has already been emitted in | |
412288f1 | 838 | EXPR's header (see streamer_write_tree_header) because this length |
f0efc7aa | 839 | is needed to build the empty BINFO node on the reader side. */ |
9771b263 | 840 | FOR_EACH_VEC_ELT (*BINFO_BASE_BINFOS (expr), i, t) |
b9393656 DN |
841 | stream_write_tree (ob, t, ref_p); |
842 | stream_write_tree (ob, NULL_TREE, false); | |
f0efc7aa | 843 | |
b9393656 DN |
844 | stream_write_tree (ob, BINFO_OFFSET (expr), ref_p); |
845 | stream_write_tree (ob, BINFO_VTABLE (expr), ref_p); | |
b9393656 | 846 | stream_write_tree (ob, BINFO_VPTR_FIELD (expr), ref_p); |
f0efc7aa | 847 | |
0127aae4 RG |
848 | /* The number of BINFO_BASE_ACCESSES has already been emitted in |
849 | EXPR's bitfield section. */ | |
9771b263 | 850 | FOR_EACH_VEC_SAFE_ELT (BINFO_BASE_ACCESSES (expr), i, t) |
b9393656 | 851 | stream_write_tree (ob, t, ref_p); |
f0efc7aa | 852 | |
c01c111b JH |
853 | /* Do not walk BINFO_INHERITANCE_CHAIN, BINFO_SUBVTT_INDEX |
854 | and BINFO_VPTR_INDEX; these are used by C++ FE only. */ | |
f0efc7aa DN |
855 | } |
856 | ||
857 | ||
858 | /* Write all pointer fields in the TS_CONSTRUCTOR structure of EXPR to | |
859 | output block OB. If REF_P is true, write a reference to EXPR's | |
860 | pointer fields. */ | |
861 | ||
862 | static void | |
412288f1 DN |
863 | write_ts_constructor_tree_pointers (struct output_block *ob, tree expr, |
864 | bool ref_p) | |
f0efc7aa DN |
865 | { |
866 | unsigned i; | |
867 | tree index, value; | |
868 | ||
f0efc7aa DN |
869 | FOR_EACH_CONSTRUCTOR_ELT (CONSTRUCTOR_ELTS (expr), i, index, value) |
870 | { | |
b9393656 DN |
871 | stream_write_tree (ob, index, ref_p); |
872 | stream_write_tree (ob, value, ref_p); | |
f0efc7aa DN |
873 | } |
874 | } | |
875 | ||
c193f58b JJ |
876 | |
877 | /* Write all pointer fields in the TS_OMP_CLAUSE structure of EXPR | |
878 | to output block OB. If REF_P is true, write a reference to EXPR's | |
879 | pointer fields. */ | |
880 | ||
881 | static void | |
882 | write_ts_omp_clause_tree_pointers (struct output_block *ob, tree expr, | |
883 | bool ref_p) | |
884 | { | |
885 | int i; | |
886 | for (i = 0; i < omp_clause_num_ops[OMP_CLAUSE_CODE (expr)]; i++) | |
887 | stream_write_tree (ob, OMP_CLAUSE_OPERAND (expr, i), ref_p); | |
888 | if (OMP_CLAUSE_CODE (expr) == OMP_CLAUSE_REDUCTION) | |
889 | { | |
890 | /* We don't stream these right now, handle it if streaming | |
891 | of them is needed. */ | |
892 | gcc_assert (OMP_CLAUSE_REDUCTION_GIMPLE_INIT (expr) == NULL); | |
893 | gcc_assert (OMP_CLAUSE_REDUCTION_GIMPLE_MERGE (expr) == NULL); | |
894 | } | |
895 | stream_write_tree (ob, OMP_CLAUSE_CHAIN (expr), ref_p); | |
896 | } | |
897 | ||
898 | ||
b9393656 DN |
899 | /* Write all pointer fields in EXPR to output block OB. If REF_P is true, |
900 | the leaves of EXPR are emitted as references. */ | |
f0efc7aa | 901 | |
b9393656 | 902 | void |
412288f1 | 903 | streamer_write_tree_body (struct output_block *ob, tree expr, bool ref_p) |
f0efc7aa DN |
904 | { |
905 | enum tree_code code; | |
906 | ||
ee03e71d RB |
907 | lto_stats.num_tree_bodies_output++; |
908 | ||
f0efc7aa DN |
909 | code = TREE_CODE (expr); |
910 | ||
911 | if (CODE_CONTAINS_STRUCT (code, TS_TYPED)) | |
412288f1 | 912 | write_ts_common_tree_pointers (ob, expr, ref_p); |
f0efc7aa DN |
913 | |
914 | if (CODE_CONTAINS_STRUCT (code, TS_VECTOR)) | |
412288f1 | 915 | write_ts_vector_tree_pointers (ob, expr, ref_p); |
f0efc7aa | 916 | |
36fd6408 RS |
917 | if (CODE_CONTAINS_STRUCT (code, TS_POLY_INT_CST)) |
918 | write_ts_poly_tree_pointers (ob, expr, ref_p); | |
919 | ||
f0efc7aa | 920 | if (CODE_CONTAINS_STRUCT (code, TS_COMPLEX)) |
412288f1 | 921 | write_ts_complex_tree_pointers (ob, expr, ref_p); |
f0efc7aa DN |
922 | |
923 | if (CODE_CONTAINS_STRUCT (code, TS_DECL_MINIMAL)) | |
412288f1 | 924 | write_ts_decl_minimal_tree_pointers (ob, expr, ref_p); |
f0efc7aa DN |
925 | |
926 | if (CODE_CONTAINS_STRUCT (code, TS_DECL_COMMON)) | |
412288f1 | 927 | write_ts_decl_common_tree_pointers (ob, expr, ref_p); |
f0efc7aa DN |
928 | |
929 | if (CODE_CONTAINS_STRUCT (code, TS_DECL_NON_COMMON)) | |
412288f1 | 930 | write_ts_decl_non_common_tree_pointers (ob, expr, ref_p); |
f0efc7aa DN |
931 | |
932 | if (CODE_CONTAINS_STRUCT (code, TS_DECL_WITH_VIS)) | |
412288f1 | 933 | write_ts_decl_with_vis_tree_pointers (ob, expr, ref_p); |
f0efc7aa DN |
934 | |
935 | if (CODE_CONTAINS_STRUCT (code, TS_FIELD_DECL)) | |
412288f1 | 936 | write_ts_field_decl_tree_pointers (ob, expr, ref_p); |
f0efc7aa DN |
937 | |
938 | if (CODE_CONTAINS_STRUCT (code, TS_FUNCTION_DECL)) | |
412288f1 | 939 | write_ts_function_decl_tree_pointers (ob, expr, ref_p); |
f0efc7aa DN |
940 | |
941 | if (CODE_CONTAINS_STRUCT (code, TS_TYPE_COMMON)) | |
412288f1 | 942 | write_ts_type_common_tree_pointers (ob, expr, ref_p); |
f0efc7aa DN |
943 | |
944 | if (CODE_CONTAINS_STRUCT (code, TS_TYPE_NON_COMMON)) | |
412288f1 | 945 | write_ts_type_non_common_tree_pointers (ob, expr, ref_p); |
f0efc7aa DN |
946 | |
947 | if (CODE_CONTAINS_STRUCT (code, TS_LIST)) | |
412288f1 | 948 | write_ts_list_tree_pointers (ob, expr, ref_p); |
f0efc7aa DN |
949 | |
950 | if (CODE_CONTAINS_STRUCT (code, TS_VEC)) | |
412288f1 | 951 | write_ts_vec_tree_pointers (ob, expr, ref_p); |
f0efc7aa DN |
952 | |
953 | if (CODE_CONTAINS_STRUCT (code, TS_EXP)) | |
412288f1 | 954 | write_ts_exp_tree_pointers (ob, expr, ref_p); |
f0efc7aa DN |
955 | |
956 | if (CODE_CONTAINS_STRUCT (code, TS_BLOCK)) | |
412288f1 | 957 | write_ts_block_tree_pointers (ob, expr, ref_p); |
f0efc7aa DN |
958 | |
959 | if (CODE_CONTAINS_STRUCT (code, TS_BINFO)) | |
412288f1 | 960 | write_ts_binfo_tree_pointers (ob, expr, ref_p); |
f0efc7aa DN |
961 | |
962 | if (CODE_CONTAINS_STRUCT (code, TS_CONSTRUCTOR)) | |
412288f1 | 963 | write_ts_constructor_tree_pointers (ob, expr, ref_p); |
c193f58b JJ |
964 | |
965 | if (code == OMP_CLAUSE) | |
966 | write_ts_omp_clause_tree_pointers (ob, expr, ref_p); | |
f0efc7aa DN |
967 | } |
968 | ||
969 | ||
970 | /* Emit header information for tree EXPR to output block OB. The header | |
971 | contains everything needed to instantiate an empty skeleton for | |
972 | EXPR on the reading side. IX is the index into the streamer cache | |
b9393656 | 973 | where EXPR is stored. */ |
f0efc7aa | 974 | |
b9393656 | 975 | void |
412288f1 | 976 | streamer_write_tree_header (struct output_block *ob, tree expr) |
f0efc7aa DN |
977 | { |
978 | enum LTO_tags tag; | |
979 | enum tree_code code; | |
980 | ||
981 | /* We should not see any tree nodes not handled by the streamer. */ | |
982 | code = TREE_CODE (expr); | |
f0efc7aa DN |
983 | |
984 | /* The header of a tree node consists of its tag, the size of | |
985 | the node, and any other information needed to instantiate | |
986 | EXPR on the reading side (such as the number of slots in | |
987 | variable sized nodes). */ | |
988 | tag = lto_tree_code_to_tag (code); | |
412288f1 | 989 | streamer_write_record_start (ob, tag); |
f0efc7aa | 990 | |
f0efc7aa DN |
991 | /* The text in strings and identifiers are completely emitted in |
992 | the header. */ | |
993 | if (CODE_CONTAINS_STRUCT (code, TS_STRING)) | |
49f836ba | 994 | streamer_write_string_cst (ob, ob->main_stream, expr); |
f0efc7aa | 995 | else if (CODE_CONTAINS_STRUCT (code, TS_IDENTIFIER)) |
412288f1 | 996 | write_identifier (ob, ob->main_stream, expr); |
d2a12ae7 | 997 | else if (CODE_CONTAINS_STRUCT (code, TS_VECTOR)) |
734914b6 RS |
998 | { |
999 | bitpack_d bp = bitpack_create (ob->main_stream); | |
1000 | bp_pack_value (&bp, VECTOR_CST_LOG2_NPATTERNS (expr), 8); | |
1001 | bp_pack_value (&bp, VECTOR_CST_NELTS_PER_PATTERN (expr), 8); | |
1002 | streamer_write_bitpack (&bp); | |
1003 | } | |
f0efc7aa | 1004 | else if (CODE_CONTAINS_STRUCT (code, TS_VEC)) |
412288f1 | 1005 | streamer_write_hwi (ob, TREE_VEC_LENGTH (expr)); |
f0efc7aa | 1006 | else if (CODE_CONTAINS_STRUCT (code, TS_BINFO)) |
412288f1 | 1007 | streamer_write_uhwi (ob, BINFO_N_BASE_BINFOS (expr)); |
b9393656 | 1008 | else if (TREE_CODE (expr) == CALL_EXPR) |
412288f1 | 1009 | streamer_write_uhwi (ob, call_expr_nargs (expr)); |
c193f58b JJ |
1010 | else if (TREE_CODE (expr) == OMP_CLAUSE) |
1011 | streamer_write_uhwi (ob, OMP_CLAUSE_CODE (expr)); | |
807e902e KZ |
1012 | else if (CODE_CONTAINS_STRUCT (code, TS_INT_CST)) |
1013 | { | |
1014 | gcc_checking_assert (TREE_INT_CST_NUNITS (expr)); | |
1015 | streamer_write_uhwi (ob, TREE_INT_CST_NUNITS (expr)); | |
1016 | streamer_write_uhwi (ob, TREE_INT_CST_EXT_NUNITS (expr)); | |
1017 | } | |
f0efc7aa DN |
1018 | } |
1019 | ||
1020 | ||
1021 | /* Emit the integer constant CST to output block OB. If REF_P is true, | |
1022 | CST's type will be emitted as a reference. */ | |
1023 | ||
b9393656 | 1024 | void |
412288f1 | 1025 | streamer_write_integer_cst (struct output_block *ob, tree cst, bool ref_p) |
f0efc7aa | 1026 | { |
807e902e KZ |
1027 | int i; |
1028 | int len = TREE_INT_CST_NUNITS (cst); | |
c61f8c3b RG |
1029 | gcc_assert (!TREE_OVERFLOW (cst)); |
1030 | streamer_write_record_start (ob, LTO_integer_cst); | |
b9393656 | 1031 | stream_write_tree (ob, TREE_TYPE (cst), ref_p); |
807e902e KZ |
1032 | /* We're effectively streaming a non-sign-extended wide_int here, |
1033 | so there's no need to stream TREE_INT_CST_EXT_NUNITS or any | |
1034 | array members beyond LEN. We'll recreate the tree from the | |
1035 | wide_int and the type. */ | |
1036 | streamer_write_uhwi (ob, len); | |
1037 | for (i = 0; i < len; i++) | |
1038 | streamer_write_hwi (ob, TREE_INT_CST_ELT (cst, i)); | |
f0efc7aa | 1039 | } |