]>
Commit | Line | Data |
---|---|---|
f0efc7aa DN |
1 | /* Routines for emitting trees to a file stream. |
2 | ||
7adcbafe | 3 | Copyright (C) 2011-2022 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 | 33 | #include "gomp-constants.h" |
0896cc42 | 34 | #include "print-tree.h" |
41dbbb37 | 35 | |
f0efc7aa DN |
36 | |
37 | /* Output the STRING constant to the string | |
38 | table in OB. Then put the index onto the INDEX_STREAM. */ | |
39 | ||
49f836ba JB |
40 | void |
41 | streamer_write_string_cst (struct output_block *ob, | |
42 | struct lto_output_stream *index_stream, | |
43 | tree string) | |
f0efc7aa | 44 | { |
412288f1 | 45 | streamer_write_string_with_length (ob, index_stream, |
49f836ba JB |
46 | string ? TREE_STRING_POINTER (string) |
47 | : NULL, | |
48 | string ? TREE_STRING_LENGTH (string) : 0, | |
412288f1 | 49 | true); |
f0efc7aa DN |
50 | } |
51 | ||
52 | ||
53 | /* Output the identifier ID to the string | |
54 | table in OB. Then put the index onto the INDEX_STREAM. */ | |
55 | ||
56 | static void | |
412288f1 | 57 | write_identifier (struct output_block *ob, |
f0efc7aa DN |
58 | struct lto_output_stream *index_stream, |
59 | tree id) | |
60 | { | |
412288f1 DN |
61 | streamer_write_string_with_length (ob, index_stream, |
62 | IDENTIFIER_POINTER (id), | |
63 | IDENTIFIER_LENGTH (id), | |
64 | true); | |
f0efc7aa DN |
65 | } |
66 | ||
67 | ||
68 | /* Pack all the non-pointer fields of the TS_BASE structure of | |
69 | expression EXPR into bitpack BP. */ | |
70 | ||
b6bf201e | 71 | static inline void |
f0efc7aa DN |
72 | pack_ts_base_value_fields (struct bitpack_d *bp, tree expr) |
73 | { | |
a746f952 JH |
74 | if (streamer_debugging) |
75 | bp_pack_value (bp, TREE_CODE (expr), 16); | |
f0efc7aa DN |
76 | if (!TYPE_P (expr)) |
77 | { | |
78 | bp_pack_value (bp, TREE_SIDE_EFFECTS (expr), 1); | |
79 | bp_pack_value (bp, TREE_CONSTANT (expr), 1); | |
80 | bp_pack_value (bp, TREE_READONLY (expr), 1); | |
81 | ||
82 | /* TREE_PUBLIC is used on types to indicate that the type | |
83 | has a TYPE_CACHED_VALUES vector. This is not streamed out, | |
84 | so we skip it here. */ | |
85 | bp_pack_value (bp, TREE_PUBLIC (expr), 1); | |
86 | } | |
87 | else | |
88 | bp_pack_value (bp, 0, 4); | |
89 | bp_pack_value (bp, TREE_ADDRESSABLE (expr), 1); | |
90 | bp_pack_value (bp, TREE_THIS_VOLATILE (expr), 1); | |
91 | if (DECL_P (expr)) | |
02ef53f2 RB |
92 | { |
93 | bp_pack_value (bp, DECL_UNSIGNED (expr), 1); | |
94 | bp_pack_value (bp, DECL_NAMELESS (expr), 1); | |
95 | } | |
f0efc7aa DN |
96 | else if (TYPE_P (expr)) |
97 | bp_pack_value (bp, TYPE_UNSIGNED (expr), 1); | |
98 | else | |
99 | bp_pack_value (bp, 0, 1); | |
a367df53 RB |
100 | /* We write debug info two times, do not confuse the second one. |
101 | The only relevant TREE_ASM_WRITTEN use is on SSA names. */ | |
102 | bp_pack_value (bp, (TREE_CODE (expr) != SSA_NAME | |
ca814625 | 103 | ? 0 : TREE_ASM_WRITTEN (expr)), 1); |
f0efc7aa DN |
104 | if (TYPE_P (expr)) |
105 | bp_pack_value (bp, TYPE_ARTIFICIAL (expr), 1); | |
106 | else | |
107 | bp_pack_value (bp, TREE_NO_WARNING (expr), 1); | |
f0efc7aa DN |
108 | bp_pack_value (bp, TREE_NOTHROW (expr), 1); |
109 | bp_pack_value (bp, TREE_STATIC (expr), 1); | |
ee03e71d RB |
110 | if (TREE_CODE (expr) != TREE_BINFO) |
111 | bp_pack_value (bp, TREE_PRIVATE (expr), 1); | |
b6bf201e RB |
112 | else |
113 | bp_pack_value (bp, 0, 1); | |
f0efc7aa DN |
114 | bp_pack_value (bp, TREE_PROTECTED (expr), 1); |
115 | bp_pack_value (bp, TREE_DEPRECATED (expr), 1); | |
116 | if (TYPE_P (expr)) | |
875b35b4 | 117 | { |
ee45a32d EB |
118 | if (AGGREGATE_TYPE_P (expr)) |
119 | bp_pack_value (bp, TYPE_REVERSE_STORAGE_ORDER (expr), 1); | |
120 | else | |
121 | bp_pack_value (bp, TYPE_SATURATING (expr), 1); | |
9fcc3a1d TS |
122 | if (lto_stream_offload_p) |
123 | /* Host and offload targets have no common meaning of address | |
124 | spaces. */ | |
125 | ; | |
126 | else | |
127 | bp_pack_value (bp, TYPE_ADDR_SPACE (expr), 8); | |
875b35b4 | 128 | } |
ee45a32d | 129 | else if (TREE_CODE (expr) == BIT_FIELD_REF || TREE_CODE (expr) == MEM_REF) |
7b95c729 EB |
130 | { |
131 | bp_pack_value (bp, REF_REVERSE_STORAGE_ORDER (expr), 1); | |
132 | bp_pack_value (bp, 0, 8); | |
133 | } | |
f0efc7aa | 134 | else if (TREE_CODE (expr) == SSA_NAME) |
b6bf201e RB |
135 | { |
136 | bp_pack_value (bp, SSA_NAME_IS_DEFAULT_DEF (expr), 1); | |
137 | bp_pack_value (bp, 0, 8); | |
138 | } | |
7f29dafe RB |
139 | else if (TREE_CODE (expr) == CALL_EXPR) |
140 | { | |
141 | bp_pack_value (bp, CALL_EXPR_BY_DESCRIPTOR (expr), 1); | |
142 | bp_pack_value (bp, 0, 8); | |
143 | } | |
f0efc7aa | 144 | else |
b6bf201e | 145 | bp_pack_value (bp, 0, 9); |
f0efc7aa DN |
146 | } |
147 | ||
148 | ||
c61f8c3b RG |
149 | /* Pack all the non-pointer fields of the TS_INTEGER_CST structure of |
150 | expression EXPR into bitpack BP. */ | |
151 | ||
152 | static void | |
153 | pack_ts_int_cst_value_fields (struct bitpack_d *bp, tree expr) | |
154 | { | |
807e902e KZ |
155 | int i; |
156 | /* Note that the number of elements has already been written out in | |
157 | streamer_write_tree_header. */ | |
158 | for (i = 0; i < TREE_INT_CST_EXT_NUNITS (expr); i++) | |
159 | bp_pack_var_len_int (bp, TREE_INT_CST_ELT (expr, i)); | |
c61f8c3b RG |
160 | } |
161 | ||
162 | ||
f0efc7aa DN |
163 | /* Pack all the non-pointer fields of the TS_REAL_CST structure of |
164 | expression EXPR into bitpack BP. */ | |
165 | ||
166 | static void | |
167 | pack_ts_real_cst_value_fields (struct bitpack_d *bp, tree expr) | |
168 | { | |
169 | unsigned i; | |
170 | REAL_VALUE_TYPE r; | |
171 | ||
172 | r = TREE_REAL_CST (expr); | |
173 | bp_pack_value (bp, r.cl, 2); | |
174 | bp_pack_value (bp, r.decimal, 1); | |
175 | bp_pack_value (bp, r.sign, 1); | |
176 | bp_pack_value (bp, r.signalling, 1); | |
177 | bp_pack_value (bp, r.canonical, 1); | |
178 | bp_pack_value (bp, r.uexp, EXP_BITS); | |
179 | for (i = 0; i < SIGSZ; i++) | |
180 | bp_pack_value (bp, r.sig[i], HOST_BITS_PER_LONG); | |
181 | } | |
182 | ||
183 | ||
184 | /* Pack all the non-pointer fields of the TS_FIXED_CST structure of | |
185 | expression EXPR into bitpack BP. */ | |
186 | ||
187 | static void | |
188 | pack_ts_fixed_cst_value_fields (struct bitpack_d *bp, tree expr) | |
189 | { | |
190 | struct fixed_value fv = TREE_FIXED_CST (expr); | |
db847fa8 | 191 | bp_pack_machine_mode (bp, fv.mode); |
f0efc7aa DN |
192 | bp_pack_var_len_int (bp, fv.data.low); |
193 | bp_pack_var_len_int (bp, fv.data.high); | |
194 | } | |
195 | ||
f0efc7aa DN |
196 | /* Pack all the non-pointer fields of the TS_DECL_COMMON structure |
197 | of expression EXPR into bitpack BP. */ | |
198 | ||
199 | static void | |
200 | pack_ts_decl_common_value_fields (struct bitpack_d *bp, tree expr) | |
201 | { | |
db847fa8 | 202 | bp_pack_machine_mode (bp, DECL_MODE (expr)); |
f0efc7aa DN |
203 | bp_pack_value (bp, DECL_NONLOCAL (expr), 1); |
204 | bp_pack_value (bp, DECL_VIRTUAL_P (expr), 1); | |
205 | bp_pack_value (bp, DECL_IGNORED_P (expr), 1); | |
00de328a | 206 | bp_pack_value (bp, DECL_ABSTRACT_P (expr), 1); |
f0efc7aa DN |
207 | bp_pack_value (bp, DECL_ARTIFICIAL (expr), 1); |
208 | bp_pack_value (bp, DECL_USER_ALIGN (expr), 1); | |
209 | bp_pack_value (bp, DECL_PRESERVE_P (expr), 1); | |
f0efc7aa | 210 | bp_pack_value (bp, DECL_EXTERNAL (expr), 1); |
eb72dc66 | 211 | bp_pack_value (bp, DECL_NOT_GIMPLE_REG_P (expr), 1); |
f0efc7aa DN |
212 | bp_pack_var_len_unsigned (bp, DECL_ALIGN (expr)); |
213 | ||
214 | if (TREE_CODE (expr) == LABEL_DECL) | |
215 | { | |
216 | /* Note that we do not write LABEL_DECL_UID. The reader will | |
217 | always assume an initial value of -1 so that the | |
218 | label_to_block_map is recreated by gimple_set_bb. */ | |
f0efc7aa DN |
219 | bp_pack_var_len_unsigned (bp, EH_LANDING_PAD_NR (expr)); |
220 | } | |
221 | ||
4b8e35f1 | 222 | else if (TREE_CODE (expr) == FIELD_DECL) |
f0efc7aa DN |
223 | { |
224 | bp_pack_value (bp, DECL_PACKED (expr), 1); | |
225 | bp_pack_value (bp, DECL_NONADDRESSABLE_P (expr), 1); | |
974aedcc | 226 | bp_pack_value (bp, DECL_PADDING_P (expr), 1); |
e902136b JJ |
227 | if (DECL_BIT_FIELD (expr)) |
228 | bp_pack_value (bp, DECL_FIELD_CXX_ZERO_WIDTH_BIT_FIELD (expr), 1); | |
229 | else | |
230 | bp_pack_value (bp, DECL_FIELD_ABI_IGNORED (expr), 1); | |
f0efc7aa | 231 | bp_pack_value (bp, expr->decl_common.off_align, 8); |
1879e48f | 232 | bp_pack_value (bp, DECL_NOT_FLEXARRAY (expr), 1); |
f0efc7aa DN |
233 | } |
234 | ||
4b8e35f1 | 235 | else if (VAR_P (expr)) |
839b422f RB |
236 | { |
237 | bp_pack_value (bp, DECL_HAS_DEBUG_EXPR_P (expr), 1); | |
238 | bp_pack_value (bp, DECL_NONLOCAL_FRAME (expr), 1); | |
239 | } | |
0f1e8842 | 240 | |
4b8e35f1 JJ |
241 | else if (TREE_CODE (expr) == PARM_DECL) |
242 | bp_pack_value (bp, DECL_HIDDEN_STRING_LENGTH (expr), 1); | |
243 | ||
f0efc7aa DN |
244 | if (TREE_CODE (expr) == RESULT_DECL |
245 | || TREE_CODE (expr) == PARM_DECL | |
8813a647 | 246 | || VAR_P (expr)) |
f0efc7aa DN |
247 | { |
248 | bp_pack_value (bp, DECL_BY_REFERENCE (expr), 1); | |
8813a647 | 249 | if (VAR_P (expr) || TREE_CODE (expr) == PARM_DECL) |
f0efc7aa | 250 | bp_pack_value (bp, DECL_HAS_VALUE_EXPR_P (expr), 1); |
f0efc7aa DN |
251 | } |
252 | } | |
253 | ||
254 | ||
255 | /* Pack all the non-pointer fields of the TS_DECL_WRTL structure | |
256 | of expression EXPR into bitpack BP. */ | |
257 | ||
258 | static void | |
259 | pack_ts_decl_wrtl_value_fields (struct bitpack_d *bp, tree expr) | |
260 | { | |
261 | bp_pack_value (bp, DECL_REGISTER (expr), 1); | |
262 | } | |
263 | ||
264 | ||
265 | /* Pack all the non-pointer fields of the TS_DECL_WITH_VIS structure | |
266 | of expression EXPR into bitpack BP. */ | |
267 | ||
268 | static void | |
269 | pack_ts_decl_with_vis_value_fields (struct bitpack_d *bp, tree expr) | |
270 | { | |
f0efc7aa DN |
271 | bp_pack_value (bp, DECL_COMMON (expr), 1); |
272 | bp_pack_value (bp, DECL_DLLIMPORT_P (expr), 1); | |
273 | bp_pack_value (bp, DECL_WEAK (expr), 1); | |
274 | bp_pack_value (bp, DECL_SEEN_IN_BIND_EXPR_P (expr), 1); | |
275 | bp_pack_value (bp, DECL_COMDAT (expr), 1); | |
276 | bp_pack_value (bp, DECL_VISIBILITY (expr), 2); | |
277 | bp_pack_value (bp, DECL_VISIBILITY_SPECIFIED (expr), 1); | |
278 | ||
8813a647 | 279 | if (VAR_P (expr)) |
f0efc7aa DN |
280 | { |
281 | bp_pack_value (bp, DECL_HARD_REGISTER (expr), 1); | |
c01c111b | 282 | /* DECL_IN_TEXT_SECTION is set during final asm output only. */ |
f0efc7aa | 283 | bp_pack_value (bp, DECL_IN_CONSTANT_POOL (expr), 1); |
f0efc7aa DN |
284 | } |
285 | ||
0170f33c JH |
286 | if (TREE_CODE (expr) == FUNCTION_DECL) |
287 | { | |
288 | bp_pack_value (bp, DECL_FINAL_P (expr), 1); | |
289 | bp_pack_value (bp, DECL_CXX_CONSTRUCTOR_P (expr), 1); | |
290 | bp_pack_value (bp, DECL_CXX_DESTRUCTOR_P (expr), 1); | |
291 | } | |
f0efc7aa DN |
292 | } |
293 | ||
294 | ||
295 | /* Pack all the non-pointer fields of the TS_FUNCTION_DECL structure | |
296 | of expression EXPR into bitpack BP. */ | |
297 | ||
298 | static void | |
299 | pack_ts_function_decl_value_fields (struct bitpack_d *bp, tree expr) | |
300 | { | |
f0efc7aa DN |
301 | bp_pack_enum (bp, built_in_class, BUILT_IN_LAST, |
302 | DECL_BUILT_IN_CLASS (expr)); | |
303 | bp_pack_value (bp, DECL_STATIC_CONSTRUCTOR (expr), 1); | |
304 | bp_pack_value (bp, DECL_STATIC_DESTRUCTOR (expr), 1); | |
305 | bp_pack_value (bp, DECL_UNINLINABLE (expr), 1); | |
306 | bp_pack_value (bp, DECL_POSSIBLY_INLINED (expr), 1); | |
307 | bp_pack_value (bp, DECL_IS_NOVOPS (expr), 1); | |
308 | bp_pack_value (bp, DECL_IS_RETURNS_TWICE (expr), 1); | |
309 | bp_pack_value (bp, DECL_IS_MALLOC (expr), 1); | |
21d7bba2 | 310 | bp_pack_value (bp, FUNCTION_DECL_DECL_TYPE (expr), 2); |
6343b6bf | 311 | bp_pack_value (bp, DECL_IS_OPERATOR_DELETE_P (expr), 1); |
f0efc7aa DN |
312 | bp_pack_value (bp, DECL_DECLARED_INLINE_P (expr), 1); |
313 | bp_pack_value (bp, DECL_STATIC_CHAIN (expr), 1); | |
314 | bp_pack_value (bp, DECL_NO_INLINE_WARNING_P (expr), 1); | |
315 | bp_pack_value (bp, DECL_NO_INSTRUMENT_FUNCTION_ENTRY_EXIT (expr), 1); | |
316 | bp_pack_value (bp, DECL_NO_LIMIT_STACK (expr), 1); | |
317 | bp_pack_value (bp, DECL_DISREGARD_INLINE_LIMITS (expr), 1); | |
318 | bp_pack_value (bp, DECL_PURE_P (expr), 1); | |
319 | bp_pack_value (bp, DECL_LOOPING_CONST_OR_PURE_P (expr), 1); | |
70df40ca | 320 | bp_pack_value (bp, DECL_IS_REPLACEABLE_OPERATOR (expr), 1); |
f0efc7aa | 321 | if (DECL_BUILT_IN_CLASS (expr) != NOT_BUILT_IN) |
4d732405 | 322 | bp_pack_value (bp, DECL_UNCHECKED_FUNCTION_CODE (expr), 32); |
f0efc7aa DN |
323 | } |
324 | ||
325 | ||
326 | /* Pack all the non-pointer fields of the TS_TYPE_COMMON structure | |
327 | of expression EXPR into bitpack BP. */ | |
328 | ||
329 | static void | |
330 | pack_ts_type_common_value_fields (struct bitpack_d *bp, tree expr) | |
331 | { | |
b52b9884 CB |
332 | /* for VECTOR_TYPE, TYPE_MODE reevaluates the mode using target_flags |
333 | not necessary valid in a global context. | |
334 | Use the raw value previously set by layout_type. */ | |
335 | bp_pack_machine_mode (bp, TYPE_MODE_RAW (expr)); | |
351d90f4 JH |
336 | /* TYPE_NO_FORCE_BLK is private to stor-layout and need |
337 | no streaming. */ | |
ba6a6a1d JH |
338 | bp_pack_value (bp, TYPE_PACKED (expr), 1); |
339 | bp_pack_value (bp, TYPE_RESTRICT (expr), 1); | |
340 | bp_pack_value (bp, TYPE_USER_ALIGN (expr), 1); | |
341 | bp_pack_value (bp, TYPE_READONLY (expr), 1); | |
7e601a1d RB |
342 | unsigned vla_p; |
343 | if (in_lto_p) | |
344 | vla_p = TYPE_LANG_FLAG_0 (TYPE_MAIN_VARIANT (expr)); | |
345 | else | |
346 | vla_p = variably_modified_type_p (expr, NULL_TREE); | |
347 | bp_pack_value (bp, vla_p, 1); | |
8c86248e JH |
348 | /* We used to stream TYPE_ALIAS_SET == 0 information to let frontends mark |
349 | types that are opaque for TBAA. This however did not work as intended, | |
56aae4b7 | 350 | because TYPE_ALIAS_SET == 0 was regularly lost in type merging. */ |
f0efc7aa | 351 | if (RECORD_OR_UNION_TYPE_P (expr)) |
0170f33c JH |
352 | { |
353 | bp_pack_value (bp, TYPE_TRANSPARENT_AGGR (expr), 1); | |
354 | bp_pack_value (bp, TYPE_FINAL_P (expr), 1); | |
18dd2956 JH |
355 | /* alias_ptr_types_compatible_p relies on fact that during LTO |
356 | types do not get refined from WPA time to ltrans. */ | |
357 | bp_pack_value (bp, flag_wpa && TYPE_CANONICAL (expr) | |
358 | ? TYPE_CXX_ODR_P (TYPE_CANONICAL (expr)) | |
359 | : TYPE_CXX_ODR_P (expr), 1); | |
0170f33c | 360 | } |
04208228 EB |
361 | else if (TREE_CODE (expr) == ARRAY_TYPE) |
362 | bp_pack_value (bp, TYPE_NONALIASED_COMPONENT (expr), 1); | |
f4af4019 JH |
363 | if (TREE_CODE (expr) == ARRAY_TYPE || TREE_CODE (expr) == INTEGER_TYPE) |
364 | bp_pack_value (bp, TYPE_STRING_FLAG (expr), 1); | |
350792ff RB |
365 | if (AGGREGATE_TYPE_P (expr)) |
366 | bp_pack_value (bp, TYPE_TYPELESS_STORAGE (expr), 1); | |
974aedcc | 367 | bp_pack_value (bp, TYPE_EMPTY_P (expr), 1); |
4fe34cdc | 368 | bp_pack_value (bp, TYPE_NO_NAMED_ARGS_STDARG_P (expr), 1); |
f0efc7aa DN |
369 | bp_pack_var_len_unsigned (bp, TYPE_PRECISION (expr)); |
370 | bp_pack_var_len_unsigned (bp, TYPE_ALIGN (expr)); | |
f0efc7aa DN |
371 | } |
372 | ||
373 | ||
374 | /* Pack all the non-pointer fields of the TS_BLOCK structure | |
375 | of expression EXPR into bitpack BP. */ | |
376 | ||
377 | static void | |
7cb7d208 RB |
378 | pack_ts_block_value_fields (struct output_block *ob, |
379 | struct bitpack_d *bp, tree expr) | |
f0efc7aa | 380 | { |
f0efc7aa | 381 | /* BLOCK_NUMBER is recomputed. */ |
7cb7d208 RB |
382 | /* Stream BLOCK_SOURCE_LOCATION for the limited cases we can handle - those |
383 | that represent inlined function scopes. | |
e53b6e56 | 384 | For the rest them on the floor instead of ICEing in dwarf2out.cc. */ |
7cb7d208 RB |
385 | if (inlined_function_outer_scope_p (expr)) |
386 | stream_output_location (ob, bp, BLOCK_SOURCE_LOCATION (expr)); | |
387 | else | |
388 | stream_output_location (ob, bp, UNKNOWN_LOCATION); | |
f0efc7aa DN |
389 | } |
390 | ||
391 | /* Pack all the non-pointer fields of the TS_TRANSLATION_UNIT_DECL structure | |
392 | of expression EXPR into bitpack BP. */ | |
393 | ||
394 | static void | |
8135e1e6 RB |
395 | pack_ts_translation_unit_decl_value_fields (struct output_block *ob, |
396 | struct bitpack_d *bp, tree expr) | |
f0efc7aa | 397 | { |
8135e1e6 | 398 | bp_pack_string (ob, bp, TRANSLATION_UNIT_LANGUAGE (expr), true); |
f0efc7aa DN |
399 | } |
400 | ||
412288f1 | 401 | |
c193f58b JJ |
402 | /* Pack all the non-pointer fields of the TS_OMP_CLAUSE structure |
403 | of expression EXPR into bitpack BP. */ | |
404 | ||
405 | static void | |
406 | pack_ts_omp_clause_value_fields (struct output_block *ob, | |
407 | struct bitpack_d *bp, tree expr) | |
408 | { | |
409 | stream_output_location (ob, bp, OMP_CLAUSE_LOCATION (expr)); | |
410 | switch (OMP_CLAUSE_CODE (expr)) | |
411 | { | |
412 | case OMP_CLAUSE_DEFAULT: | |
413 | bp_pack_enum (bp, omp_clause_default_kind, OMP_CLAUSE_DEFAULT_LAST, | |
414 | OMP_CLAUSE_DEFAULT_KIND (expr)); | |
415 | break; | |
416 | case OMP_CLAUSE_SCHEDULE: | |
417 | bp_pack_enum (bp, omp_clause_schedule_kind, OMP_CLAUSE_SCHEDULE_LAST, | |
418 | OMP_CLAUSE_SCHEDULE_KIND (expr)); | |
419 | break; | |
420 | case OMP_CLAUSE_DEPEND: | |
421 | bp_pack_enum (bp, omp_clause_depend_kind, OMP_CLAUSE_DEPEND_LAST, | |
422 | OMP_CLAUSE_DEPEND_KIND (expr)); | |
423 | break; | |
a651e6d5 JJ |
424 | case OMP_CLAUSE_DOACROSS: |
425 | bp_pack_enum (bp, omp_clause_doacross_kind, OMP_CLAUSE_DOACROSS_LAST, | |
426 | OMP_CLAUSE_DOACROSS_KIND (expr)); | |
427 | break; | |
c193f58b | 428 | case OMP_CLAUSE_MAP: |
41dbbb37 | 429 | bp_pack_enum (bp, gomp_map_kind, GOMP_MAP_LAST, |
c193f58b JJ |
430 | OMP_CLAUSE_MAP_KIND (expr)); |
431 | break; | |
432 | case OMP_CLAUSE_PROC_BIND: | |
433 | bp_pack_enum (bp, omp_clause_proc_bind_kind, OMP_CLAUSE_PROC_BIND_LAST, | |
434 | OMP_CLAUSE_PROC_BIND_KIND (expr)); | |
435 | break; | |
436 | case OMP_CLAUSE_REDUCTION: | |
28567c40 JJ |
437 | case OMP_CLAUSE_TASK_REDUCTION: |
438 | case OMP_CLAUSE_IN_REDUCTION: | |
c193f58b JJ |
439 | bp_pack_enum (bp, tree_code, MAX_TREE_CODES, |
440 | OMP_CLAUSE_REDUCTION_CODE (expr)); | |
441 | break; | |
442 | default: | |
443 | break; | |
444 | } | |
445 | } | |
446 | ||
447 | ||
412288f1 | 448 | /* Pack all the bitfields in EXPR into a bit pack. */ |
f0efc7aa | 449 | |
b9393656 | 450 | void |
b6bf201e | 451 | streamer_write_tree_bitfields (struct output_block *ob, tree expr) |
f0efc7aa | 452 | { |
b6bf201e | 453 | bitpack_d bp = bitpack_create (ob->main_stream); |
f0efc7aa DN |
454 | enum tree_code code; |
455 | ||
456 | code = TREE_CODE (expr); | |
457 | ||
458 | /* Note that all these functions are highly sensitive to changes in | |
459 | the types and sizes of each of the fields being packed. */ | |
b6bf201e | 460 | pack_ts_base_value_fields (&bp, expr); |
f0efc7aa | 461 | |
c61f8c3b | 462 | if (CODE_CONTAINS_STRUCT (code, TS_INT_CST)) |
b6bf201e | 463 | pack_ts_int_cst_value_fields (&bp, expr); |
c61f8c3b | 464 | |
f0efc7aa | 465 | if (CODE_CONTAINS_STRUCT (code, TS_REAL_CST)) |
b6bf201e | 466 | pack_ts_real_cst_value_fields (&bp, expr); |
f0efc7aa DN |
467 | |
468 | if (CODE_CONTAINS_STRUCT (code, TS_FIXED_CST)) | |
b6bf201e | 469 | pack_ts_fixed_cst_value_fields (&bp, expr); |
f0efc7aa | 470 | |
7cb7d208 | 471 | if (CODE_CONTAINS_STRUCT (code, TS_DECL_MINIMAL)) |
b6bf201e | 472 | stream_output_location (ob, &bp, DECL_SOURCE_LOCATION (expr)); |
7cb7d208 | 473 | |
f0efc7aa | 474 | if (CODE_CONTAINS_STRUCT (code, TS_DECL_COMMON)) |
b6bf201e | 475 | pack_ts_decl_common_value_fields (&bp, expr); |
f0efc7aa DN |
476 | |
477 | if (CODE_CONTAINS_STRUCT (code, TS_DECL_WRTL)) | |
b6bf201e | 478 | pack_ts_decl_wrtl_value_fields (&bp, expr); |
f0efc7aa DN |
479 | |
480 | if (CODE_CONTAINS_STRUCT (code, TS_DECL_WITH_VIS)) | |
b6bf201e | 481 | pack_ts_decl_with_vis_value_fields (&bp, expr); |
f0efc7aa DN |
482 | |
483 | if (CODE_CONTAINS_STRUCT (code, TS_FUNCTION_DECL)) | |
b6bf201e | 484 | pack_ts_function_decl_value_fields (&bp, expr); |
f0efc7aa DN |
485 | |
486 | if (CODE_CONTAINS_STRUCT (code, TS_TYPE_COMMON)) | |
b6bf201e | 487 | pack_ts_type_common_value_fields (&bp, expr); |
f0efc7aa | 488 | |
7cb7d208 | 489 | if (CODE_CONTAINS_STRUCT (code, TS_EXP)) |
f3dccf50 | 490 | { |
b6bf201e | 491 | stream_output_location (ob, &bp, EXPR_LOCATION (expr)); |
f3dccf50 RB |
492 | if (code == MEM_REF |
493 | || code == TARGET_MEM_REF) | |
494 | { | |
b6bf201e | 495 | bp_pack_value (&bp, MR_DEPENDENCE_CLIQUE (expr), sizeof (short) * 8); |
f3dccf50 | 496 | if (MR_DEPENDENCE_CLIQUE (expr) != 0) |
b6bf201e | 497 | bp_pack_value (&bp, MR_DEPENDENCE_BASE (expr), sizeof (short) * 8); |
f3dccf50 | 498 | } |
7f29dafe RB |
499 | else if (code == CALL_EXPR) |
500 | bp_pack_enum (&bp, internal_fn, IFN_LAST, CALL_EXPR_IFN (expr)); | |
f3dccf50 | 501 | } |
7cb7d208 | 502 | |
f0efc7aa | 503 | if (CODE_CONTAINS_STRUCT (code, TS_BLOCK)) |
b6bf201e | 504 | pack_ts_block_value_fields (ob, &bp, expr); |
f0efc7aa DN |
505 | |
506 | if (CODE_CONTAINS_STRUCT (code, TS_TRANSLATION_UNIT_DECL)) | |
b6bf201e | 507 | pack_ts_translation_unit_decl_value_fields (ob, &bp, expr); |
0889c5c3 | 508 | |
0889c5c3 | 509 | if (CODE_CONTAINS_STRUCT (code, TS_OPTIMIZATION)) |
c518c102 | 510 | cl_optimization_stream_out (ob, &bp, TREE_OPTIMIZATION (expr)); |
0127aae4 | 511 | |
0127aae4 | 512 | if (CODE_CONTAINS_STRUCT (code, TS_CONSTRUCTOR)) |
551aa757 RB |
513 | { |
514 | bp_pack_enum (&bp, clobber_kind, CLOBBER_LAST, CLOBBER_KIND (expr)); | |
515 | bp_pack_var_len_unsigned (&bp, CONSTRUCTOR_NELTS (expr)); | |
516 | } | |
c193f58b | 517 | |
1b34e6e2 BS |
518 | if (CODE_CONTAINS_STRUCT (code, TS_TARGET_OPTION) |
519 | /* Don't stream these when passing things to a different target. */ | |
520 | && !lto_stream_offload_p) | |
b6bf201e | 521 | cl_target_option_stream_out (ob, &bp, TREE_TARGET_OPTION (expr)); |
54e774c0 | 522 | |
c193f58b | 523 | if (code == OMP_CLAUSE) |
b6bf201e RB |
524 | pack_ts_omp_clause_value_fields (ob, &bp, expr); |
525 | ||
526 | streamer_write_bitpack (&bp); | |
f0efc7aa DN |
527 | } |
528 | ||
529 | ||
f0efc7aa DN |
530 | /* Emit the chain of tree nodes starting at T. OB is the output block |
531 | to write to. REF_P is true if chain elements should be emitted | |
532 | as references. */ | |
533 | ||
33e23881 JH |
534 | static void |
535 | streamer_write_chain (struct output_block *ob, tree t) | |
f0efc7aa | 536 | { |
0127aae4 | 537 | while (t) |
f0efc7aa | 538 | { |
2e537cde RG |
539 | /* We avoid outputting external vars or functions by reference |
540 | to the global decls section as we do not want to have them | |
69e02b35 JH |
541 | enter decl merging. We should not need to do this anymore because |
542 | free_lang_data removes them from block scopes. */ | |
543 | gcc_assert (!VAR_OR_FUNCTION_DECL_P (t) || !DECL_EXTERNAL (t)); | |
33e23881 | 544 | stream_write_tree_ref (ob, t); |
f0efc7aa | 545 | |
f0efc7aa DN |
546 | t = TREE_CHAIN (t); |
547 | } | |
0127aae4 RG |
548 | |
549 | /* Write a sentinel to terminate the chain. */ | |
33e23881 | 550 | stream_write_tree_ref (ob, NULL_TREE); |
f0efc7aa DN |
551 | } |
552 | ||
553 | ||
554 | /* Write all pointer fields in the TS_COMMON structure of EXPR to output | |
555 | block OB. If REF_P is true, write a reference to EXPR's pointer | |
556 | fields. */ | |
557 | ||
558 | static void | |
33e23881 | 559 | write_ts_common_tree_pointers (struct output_block *ob, tree expr) |
f0efc7aa DN |
560 | { |
561 | if (TREE_CODE (expr) != IDENTIFIER_NODE) | |
33e23881 | 562 | stream_write_tree_ref (ob, TREE_TYPE (expr)); |
f0efc7aa DN |
563 | } |
564 | ||
565 | ||
566 | /* Write all pointer fields in the TS_VECTOR 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 | |
33e23881 | 571 | write_ts_vector_tree_pointers (struct output_block *ob, tree expr) |
f0efc7aa | 572 | { |
d2a12ae7 RG |
573 | /* Note that the number of elements for EXPR has already been emitted |
574 | in EXPR's header (see streamer_write_tree_header). */ | |
734914b6 RS |
575 | unsigned int count = vector_cst_encoded_nelts (expr); |
576 | for (unsigned int i = 0; i < count; ++i) | |
33e23881 | 577 | stream_write_tree_ref (ob, VECTOR_CST_ENCODED_ELT (expr, i)); |
f0efc7aa DN |
578 | } |
579 | ||
580 | ||
36fd6408 RS |
581 | /* Write all pointer fields in the TS_POLY_INT_CST structure of EXPR to |
582 | output block OB. If REF_P is true, write a reference to EXPR's pointer | |
583 | fields. */ | |
584 | ||
585 | static void | |
33e23881 | 586 | write_ts_poly_tree_pointers (struct output_block *ob, tree expr) |
36fd6408 RS |
587 | { |
588 | for (unsigned int i = 0; i < NUM_POLY_INT_COEFFS; ++i) | |
33e23881 | 589 | stream_write_tree_ref (ob, POLY_INT_CST_COEFF (expr, i)); |
36fd6408 RS |
590 | } |
591 | ||
592 | ||
f0efc7aa DN |
593 | /* Write all pointer fields in the TS_COMPLEX structure of EXPR to output |
594 | block OB. If REF_P is true, write a reference to EXPR's pointer | |
595 | fields. */ | |
596 | ||
597 | static void | |
33e23881 | 598 | write_ts_complex_tree_pointers (struct output_block *ob, tree expr) |
f0efc7aa | 599 | { |
33e23881 JH |
600 | stream_write_tree_ref (ob, TREE_REALPART (expr)); |
601 | stream_write_tree_ref (ob, TREE_IMAGPART (expr)); | |
f0efc7aa DN |
602 | } |
603 | ||
604 | ||
605 | /* Write all pointer fields in the TS_DECL_MINIMAL structure of EXPR | |
606 | to output block OB. If REF_P is true, write a reference to EXPR's | |
607 | pointer fields. */ | |
608 | ||
609 | static void | |
33e23881 | 610 | write_ts_decl_minimal_tree_pointers (struct output_block *ob, tree expr) |
f0efc7aa | 611 | { |
ee03e71d RB |
612 | /* Drop names that were created for anonymous entities. */ |
613 | if (DECL_NAME (expr) | |
614 | && TREE_CODE (DECL_NAME (expr)) == IDENTIFIER_NODE | |
7daef9ac | 615 | && IDENTIFIER_ANON_P (DECL_NAME (expr))) |
33e23881 | 616 | stream_write_tree_ref (ob, NULL_TREE); |
ee03e71d | 617 | else |
33e23881 | 618 | stream_write_tree_ref (ob, DECL_NAME (expr)); |
1ea85365 RB |
619 | if (TREE_CODE (expr) != TRANSLATION_UNIT_DECL |
620 | && ! DECL_CONTEXT (expr)) | |
33e23881 | 621 | stream_write_tree_ref (ob, (*all_translation_units)[0]); |
1ea85365 | 622 | else |
33e23881 | 623 | stream_write_tree_ref (ob, DECL_CONTEXT (expr)); |
f0efc7aa DN |
624 | } |
625 | ||
626 | ||
627 | /* Write all pointer fields in the TS_DECL_COMMON structure of EXPR to | |
628 | output block OB. If REF_P is true, write a reference to EXPR's | |
629 | pointer fields. */ | |
630 | ||
631 | static void | |
33e23881 | 632 | write_ts_decl_common_tree_pointers (struct output_block *ob, tree expr) |
f0efc7aa | 633 | { |
33e23881 JH |
634 | stream_write_tree_ref (ob, DECL_SIZE (expr)); |
635 | stream_write_tree_ref (ob, DECL_SIZE_UNIT (expr)); | |
f0efc7aa DN |
636 | |
637 | /* Note, DECL_INITIAL is not handled here. Since DECL_INITIAL needs | |
638 | special handling in LTO, it must be handled by streamer hooks. */ | |
639 | ||
33e23881 | 640 | stream_write_tree_ref (ob, DECL_ATTRIBUTES (expr)); |
0e2eb6ab RB |
641 | |
642 | /* On non-early-LTO enabled targets we claim we compiled with -g0 | |
643 | but dwarf2out still did its set_decl_origin_self game fooling | |
644 | itself late. Und that here since we won't have access to the | |
645 | early generated abstract DIEs. */ | |
646 | tree ao = DECL_ABSTRACT_ORIGIN (expr); | |
647 | if (debug_info_level == DINFO_LEVEL_NONE | |
648 | && ao == expr) | |
649 | ao = NULL_TREE; | |
33e23881 | 650 | stream_write_tree_ref (ob, ao); |
f0efc7aa | 651 | |
8813a647 | 652 | if ((VAR_P (expr) || TREE_CODE (expr) == PARM_DECL) |
f0efc7aa | 653 | && DECL_HAS_VALUE_EXPR_P (expr)) |
33e23881 | 654 | stream_write_tree_ref (ob, DECL_VALUE_EXPR (expr)); |
f0efc7aa | 655 | |
c1a7ca7c RB |
656 | if (VAR_P (expr) |
657 | && DECL_HAS_DEBUG_EXPR_P (expr)) | |
33e23881 | 658 | stream_write_tree_ref (ob, DECL_DEBUG_EXPR (expr)); |
f0efc7aa DN |
659 | } |
660 | ||
661 | ||
662 | /* Write all pointer fields in the TS_DECL_NON_COMMON structure of | |
663 | EXPR to output block OB. If REF_P is true, write a reference to EXPR's | |
664 | pointer fields. */ | |
665 | ||
666 | static void | |
33e23881 | 667 | write_ts_decl_non_common_tree_pointers (struct output_block *, tree) |
f0efc7aa | 668 | { |
f0efc7aa DN |
669 | } |
670 | ||
671 | ||
672 | /* Write all pointer fields in the TS_DECL_WITH_VIS structure of EXPR | |
673 | to output block OB. If REF_P is true, write a reference to EXPR's | |
674 | pointer fields. */ | |
675 | ||
676 | static void | |
33e23881 | 677 | write_ts_decl_with_vis_tree_pointers (struct output_block *ob, tree expr) |
f0efc7aa DN |
678 | { |
679 | /* Make sure we don't inadvertently set the assembler name. */ | |
680 | if (DECL_ASSEMBLER_NAME_SET_P (expr)) | |
33e23881 | 681 | stream_write_tree_ref (ob, DECL_ASSEMBLER_NAME (expr)); |
f0efc7aa | 682 | else |
33e23881 | 683 | stream_write_tree_ref (ob, NULL_TREE); |
f0efc7aa DN |
684 | } |
685 | ||
686 | ||
687 | /* Write all pointer fields in the TS_FIELD_DECL structure of EXPR to | |
688 | output block OB. If REF_P is true, write a reference to EXPR's | |
689 | pointer fields. */ | |
690 | ||
691 | static void | |
33e23881 | 692 | write_ts_field_decl_tree_pointers (struct output_block *ob, tree expr) |
f0efc7aa | 693 | { |
33e23881 JH |
694 | stream_write_tree_ref (ob, DECL_FIELD_OFFSET (expr)); |
695 | stream_write_tree_ref (ob, DECL_BIT_FIELD_TYPE (expr)); | |
696 | stream_write_tree_ref (ob, DECL_BIT_FIELD_REPRESENTATIVE (expr)); | |
697 | stream_write_tree_ref (ob, DECL_FIELD_BIT_OFFSET (expr)); | |
f0efc7aa DN |
698 | } |
699 | ||
700 | ||
701 | /* Write all pointer fields in the TS_FUNCTION_DECL structure of EXPR | |
702 | to output block OB. If REF_P is true, write a reference to EXPR's | |
703 | pointer fields. */ | |
704 | ||
705 | static void | |
33e23881 | 706 | write_ts_function_decl_tree_pointers (struct output_block *ob, tree expr) |
f0efc7aa | 707 | { |
61204ad9 | 708 | /* DECL_STRUCT_FUNCTION is handled by lto_output_function. */ |
33e23881 | 709 | stream_write_tree_ref (ob, DECL_FUNCTION_PERSONALITY (expr)); |
1b34e6e2 BS |
710 | /* Don't stream these when passing things to a different target. */ |
711 | if (!lto_stream_offload_p) | |
33e23881 JH |
712 | stream_write_tree_ref (ob, DECL_FUNCTION_SPECIFIC_TARGET (expr)); |
713 | stream_write_tree_ref (ob, DECL_FUNCTION_SPECIFIC_OPTIMIZATION (expr)); | |
f0efc7aa DN |
714 | } |
715 | ||
716 | ||
717 | /* Write all pointer fields in the TS_TYPE_COMMON structure of EXPR to | |
718 | output block OB. If REF_P is true, write a reference to EXPR's | |
719 | pointer fields. */ | |
720 | ||
721 | static void | |
33e23881 | 722 | write_ts_type_common_tree_pointers (struct output_block *ob, tree expr) |
f0efc7aa | 723 | { |
33e23881 JH |
724 | stream_write_tree_ref (ob, TYPE_SIZE (expr)); |
725 | stream_write_tree_ref (ob, TYPE_SIZE_UNIT (expr)); | |
726 | stream_write_tree_ref (ob, TYPE_ATTRIBUTES (expr)); | |
727 | stream_write_tree_ref (ob, TYPE_NAME (expr)); | |
010f4e27 JH |
728 | /* Do not stream TYPE_POINTER_TO or TYPE_REFERENCE_TO. They will be |
729 | reconstructed during fixup. */ | |
f0efc7aa DN |
730 | /* Do not stream TYPE_NEXT_VARIANT, we reconstruct the variant lists |
731 | during fixup. */ | |
33e23881 JH |
732 | stream_write_tree_ref (ob, TYPE_MAIN_VARIANT (expr)); |
733 | stream_write_tree_ref (ob, TYPE_CONTEXT (expr)); | |
f0efc7aa DN |
734 | /* TYPE_CANONICAL is re-computed during type merging, so no need |
735 | to stream it here. */ | |
2ebbdb6c | 736 | /* Do not stream TYPE_STUB_DECL; it is not needed by LTO but currently |
67914693 | 737 | it cannot be freed by free_lang_data without triggering ICEs in |
2ebbdb6c | 738 | langhooks. */ |
f0efc7aa DN |
739 | } |
740 | ||
741 | /* Write all pointer fields in the TS_TYPE_NON_COMMON structure of EXPR | |
742 | to output block OB. If REF_P is true, write a reference to EXPR's | |
743 | pointer fields. */ | |
744 | ||
745 | static void | |
33e23881 | 746 | write_ts_type_non_common_tree_pointers (struct output_block *ob, tree expr) |
f0efc7aa | 747 | { |
3fb68f2e | 748 | if (TREE_CODE (expr) == ARRAY_TYPE) |
33e23881 | 749 | stream_write_tree_ref (ob, TYPE_DOMAIN (expr)); |
010f4e27 | 750 | else if (RECORD_OR_UNION_TYPE_P (expr)) |
33e23881 | 751 | streamer_write_chain (ob, TYPE_FIELDS (expr)); |
010f4e27 JH |
752 | else if (TREE_CODE (expr) == FUNCTION_TYPE |
753 | || TREE_CODE (expr) == METHOD_TYPE) | |
33e23881 | 754 | stream_write_tree_ref (ob, TYPE_ARG_TYPES (expr)); |
010f4e27 JH |
755 | |
756 | if (!POINTER_TYPE_P (expr)) | |
33e23881 JH |
757 | stream_write_tree_ref (ob, TYPE_MIN_VALUE_RAW (expr)); |
758 | stream_write_tree_ref (ob, TYPE_MAX_VALUE_RAW (expr)); | |
f0efc7aa DN |
759 | } |
760 | ||
761 | ||
762 | /* Write all pointer fields in the TS_LIST structure of EXPR to output | |
763 | block OB. If REF_P is true, write a reference to EXPR's pointer | |
764 | fields. */ | |
765 | ||
766 | static void | |
33e23881 | 767 | write_ts_list_tree_pointers (struct output_block *ob, tree expr) |
f0efc7aa | 768 | { |
33e23881 JH |
769 | stream_write_tree_ref (ob, TREE_PURPOSE (expr)); |
770 | stream_write_tree_ref (ob, TREE_VALUE (expr)); | |
771 | stream_write_tree_ref (ob, TREE_CHAIN (expr)); | |
f0efc7aa DN |
772 | } |
773 | ||
774 | ||
775 | /* Write all pointer fields in the TS_VEC structure of EXPR to output | |
776 | block OB. If REF_P is true, write a reference to EXPR's pointer | |
777 | fields. */ | |
778 | ||
779 | static void | |
33e23881 | 780 | write_ts_vec_tree_pointers (struct output_block *ob, tree expr) |
f0efc7aa DN |
781 | { |
782 | int i; | |
783 | ||
784 | /* Note that the number of slots for EXPR has already been emitted | |
412288f1 | 785 | in EXPR's header (see streamer_write_tree_header). */ |
f0efc7aa | 786 | for (i = 0; i < TREE_VEC_LENGTH (expr); i++) |
33e23881 | 787 | stream_write_tree_ref (ob, TREE_VEC_ELT (expr, i)); |
f0efc7aa DN |
788 | } |
789 | ||
790 | ||
791 | /* Write all pointer fields in the TS_EXP 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 | |
33e23881 | 796 | write_ts_exp_tree_pointers (struct output_block *ob, tree expr) |
f0efc7aa DN |
797 | { |
798 | int i; | |
799 | ||
f0efc7aa | 800 | for (i = 0; i < TREE_OPERAND_LENGTH (expr); i++) |
33e23881 JH |
801 | stream_write_tree_ref (ob, TREE_OPERAND (expr, i)); |
802 | stream_write_tree_ref (ob, TREE_BLOCK (expr)); | |
f0efc7aa DN |
803 | } |
804 | ||
805 | ||
806 | /* Write all pointer fields in the TS_BLOCK structure of EXPR to output | |
807 | block OB. If REF_P is true, write a reference to EXPR's pointer | |
808 | fields. */ | |
809 | ||
810 | static void | |
33e23881 | 811 | write_ts_block_tree_pointers (struct output_block *ob, tree expr) |
f0efc7aa | 812 | { |
33e23881 | 813 | streamer_write_chain (ob, BLOCK_VARS (expr)); |
f0efc7aa | 814 | |
33e23881 JH |
815 | stream_write_tree_ref (ob, BLOCK_SUPERCONTEXT (expr)); |
816 | stream_write_tree_ref (ob, BLOCK_ABSTRACT_ORIGIN (expr)); | |
5c1eb617 | 817 | |
f0efc7aa | 818 | /* Do not stream BLOCK_NONLOCALIZED_VARS. We cannot handle debug information |
5c1eb617 | 819 | for early inlined BLOCKs so drop it on the floor instead of ICEing in |
e53b6e56 | 820 | dwarf2out.cc. */ |
f0efc7aa | 821 | |
5c1eb617 RG |
822 | /* BLOCK_FRAGMENT_ORIGIN and BLOCK_FRAGMENT_CHAIN is not live at LTO |
823 | streaming time. */ | |
824 | ||
f0efc7aa DN |
825 | /* Do not output BLOCK_SUBBLOCKS. Instead on streaming-in this |
826 | list is re-constructed from BLOCK_SUPERCONTEXT. */ | |
827 | } | |
828 | ||
829 | ||
830 | /* Write all pointer fields in the TS_BINFO structure of EXPR to output | |
831 | block OB. If REF_P is true, write a reference to EXPR's pointer | |
832 | fields. */ | |
833 | ||
834 | static void | |
33e23881 | 835 | write_ts_binfo_tree_pointers (struct output_block *ob, tree expr) |
f0efc7aa DN |
836 | { |
837 | unsigned i; | |
838 | tree t; | |
839 | ||
840 | /* Note that the number of BINFO slots has already been emitted in | |
412288f1 | 841 | EXPR's header (see streamer_write_tree_header) because this length |
f0efc7aa | 842 | is needed to build the empty BINFO node on the reader side. */ |
9771b263 | 843 | FOR_EACH_VEC_ELT (*BINFO_BASE_BINFOS (expr), i, t) |
33e23881 JH |
844 | stream_write_tree_ref (ob, t); |
845 | stream_write_tree_ref (ob, NULL_TREE); | |
f0efc7aa | 846 | |
33e23881 JH |
847 | stream_write_tree_ref (ob, BINFO_OFFSET (expr)); |
848 | stream_write_tree_ref (ob, BINFO_VTABLE (expr)); | |
f0efc7aa | 849 | |
0c172706 JH |
850 | /* Do not walk BINFO_INHERITANCE_CHAIN, BINFO_SUBVTT_INDEX, |
851 | BINFO_BASE_ACCESSES and BINFO_VPTR_INDEX; these are used by C++ FE only. */ | |
f0efc7aa DN |
852 | } |
853 | ||
854 | ||
855 | /* Write all pointer fields in the TS_CONSTRUCTOR structure of EXPR to | |
856 | output block OB. If REF_P is true, write a reference to EXPR's | |
857 | pointer fields. */ | |
858 | ||
859 | static void | |
33e23881 | 860 | write_ts_constructor_tree_pointers (struct output_block *ob, tree expr) |
f0efc7aa DN |
861 | { |
862 | unsigned i; | |
863 | tree index, value; | |
864 | ||
f0efc7aa DN |
865 | FOR_EACH_CONSTRUCTOR_ELT (CONSTRUCTOR_ELTS (expr), i, index, value) |
866 | { | |
33e23881 JH |
867 | stream_write_tree_ref (ob, index); |
868 | stream_write_tree_ref (ob, value); | |
f0efc7aa DN |
869 | } |
870 | } | |
871 | ||
c193f58b JJ |
872 | |
873 | /* Write all pointer fields in the TS_OMP_CLAUSE structure of EXPR | |
874 | to output block OB. If REF_P is true, write a reference to EXPR's | |
875 | pointer fields. */ | |
876 | ||
877 | static void | |
33e23881 | 878 | write_ts_omp_clause_tree_pointers (struct output_block *ob, tree expr) |
c193f58b JJ |
879 | { |
880 | int i; | |
881 | for (i = 0; i < omp_clause_num_ops[OMP_CLAUSE_CODE (expr)]; i++) | |
33e23881 | 882 | stream_write_tree_ref (ob, OMP_CLAUSE_OPERAND (expr, i)); |
28567c40 | 883 | switch (OMP_CLAUSE_CODE (expr)) |
c193f58b | 884 | { |
28567c40 JJ |
885 | case OMP_CLAUSE_REDUCTION: |
886 | case OMP_CLAUSE_TASK_REDUCTION: | |
887 | case OMP_CLAUSE_IN_REDUCTION: | |
c193f58b JJ |
888 | /* We don't stream these right now, handle it if streaming |
889 | of them is needed. */ | |
890 | gcc_assert (OMP_CLAUSE_REDUCTION_GIMPLE_INIT (expr) == NULL); | |
891 | gcc_assert (OMP_CLAUSE_REDUCTION_GIMPLE_MERGE (expr) == NULL); | |
28567c40 JJ |
892 | break; |
893 | default: | |
894 | break; | |
c193f58b | 895 | } |
33e23881 | 896 | stream_write_tree_ref (ob, OMP_CLAUSE_CHAIN (expr)); |
c193f58b JJ |
897 | } |
898 | ||
899 | ||
b9393656 DN |
900 | /* Write all pointer fields in EXPR to output block OB. If REF_P is true, |
901 | the leaves of EXPR are emitted as references. */ | |
f0efc7aa | 902 | |
b9393656 | 903 | void |
33e23881 | 904 | streamer_write_tree_body (struct output_block *ob, tree expr) |
f0efc7aa DN |
905 | { |
906 | enum tree_code code; | |
907 | ||
ee03e71d RB |
908 | lto_stats.num_tree_bodies_output++; |
909 | ||
f0efc7aa DN |
910 | code = TREE_CODE (expr); |
911 | ||
912 | if (CODE_CONTAINS_STRUCT (code, TS_TYPED)) | |
33e23881 | 913 | write_ts_common_tree_pointers (ob, expr); |
f0efc7aa DN |
914 | |
915 | if (CODE_CONTAINS_STRUCT (code, TS_VECTOR)) | |
33e23881 | 916 | write_ts_vector_tree_pointers (ob, expr); |
f0efc7aa | 917 | |
36fd6408 | 918 | if (CODE_CONTAINS_STRUCT (code, TS_POLY_INT_CST)) |
33e23881 | 919 | write_ts_poly_tree_pointers (ob, expr); |
36fd6408 | 920 | |
f0efc7aa | 921 | if (CODE_CONTAINS_STRUCT (code, TS_COMPLEX)) |
33e23881 | 922 | write_ts_complex_tree_pointers (ob, expr); |
f0efc7aa DN |
923 | |
924 | if (CODE_CONTAINS_STRUCT (code, TS_DECL_MINIMAL)) | |
33e23881 | 925 | write_ts_decl_minimal_tree_pointers (ob, expr); |
f0efc7aa DN |
926 | |
927 | if (CODE_CONTAINS_STRUCT (code, TS_DECL_COMMON)) | |
33e23881 | 928 | write_ts_decl_common_tree_pointers (ob, expr); |
f0efc7aa DN |
929 | |
930 | if (CODE_CONTAINS_STRUCT (code, TS_DECL_NON_COMMON)) | |
33e23881 | 931 | write_ts_decl_non_common_tree_pointers (ob, expr); |
f0efc7aa DN |
932 | |
933 | if (CODE_CONTAINS_STRUCT (code, TS_DECL_WITH_VIS)) | |
33e23881 | 934 | write_ts_decl_with_vis_tree_pointers (ob, expr); |
f0efc7aa DN |
935 | |
936 | if (CODE_CONTAINS_STRUCT (code, TS_FIELD_DECL)) | |
33e23881 | 937 | write_ts_field_decl_tree_pointers (ob, expr); |
f0efc7aa DN |
938 | |
939 | if (CODE_CONTAINS_STRUCT (code, TS_FUNCTION_DECL)) | |
33e23881 | 940 | write_ts_function_decl_tree_pointers (ob, expr); |
f0efc7aa DN |
941 | |
942 | if (CODE_CONTAINS_STRUCT (code, TS_TYPE_COMMON)) | |
33e23881 | 943 | write_ts_type_common_tree_pointers (ob, expr); |
f0efc7aa DN |
944 | |
945 | if (CODE_CONTAINS_STRUCT (code, TS_TYPE_NON_COMMON)) | |
33e23881 | 946 | write_ts_type_non_common_tree_pointers (ob, expr); |
f0efc7aa DN |
947 | |
948 | if (CODE_CONTAINS_STRUCT (code, TS_LIST)) | |
33e23881 | 949 | write_ts_list_tree_pointers (ob, expr); |
f0efc7aa DN |
950 | |
951 | if (CODE_CONTAINS_STRUCT (code, TS_VEC)) | |
33e23881 | 952 | write_ts_vec_tree_pointers (ob, expr); |
f0efc7aa DN |
953 | |
954 | if (CODE_CONTAINS_STRUCT (code, TS_EXP)) | |
33e23881 | 955 | write_ts_exp_tree_pointers (ob, expr); |
f0efc7aa DN |
956 | |
957 | if (CODE_CONTAINS_STRUCT (code, TS_BLOCK)) | |
33e23881 | 958 | write_ts_block_tree_pointers (ob, expr); |
f0efc7aa DN |
959 | |
960 | if (CODE_CONTAINS_STRUCT (code, TS_BINFO)) | |
33e23881 | 961 | write_ts_binfo_tree_pointers (ob, expr); |
f0efc7aa DN |
962 | |
963 | if (CODE_CONTAINS_STRUCT (code, TS_CONSTRUCTOR)) | |
33e23881 | 964 | write_ts_constructor_tree_pointers (ob, expr); |
c193f58b JJ |
965 | |
966 | if (code == OMP_CLAUSE) | |
33e23881 | 967 | write_ts_omp_clause_tree_pointers (ob, expr); |
f0efc7aa DN |
968 | } |
969 | ||
970 | ||
971 | /* Emit header information for tree EXPR to output block OB. The header | |
972 | contains everything needed to instantiate an empty skeleton for | |
973 | EXPR on the reading side. IX is the index into the streamer cache | |
b9393656 | 974 | where EXPR is stored. */ |
f0efc7aa | 975 | |
b9393656 | 976 | void |
412288f1 | 977 | streamer_write_tree_header (struct output_block *ob, tree expr) |
f0efc7aa DN |
978 | { |
979 | enum LTO_tags tag; | |
980 | enum tree_code code; | |
981 | ||
0896cc42 JH |
982 | if (streamer_dump_file) |
983 | { | |
984 | print_node_brief (streamer_dump_file, " Streaming header of ", | |
985 | expr, 4); | |
986 | fprintf (streamer_dump_file, " to %s\n", | |
987 | lto_section_name[ob->section_type]); | |
988 | } | |
989 | ||
f0efc7aa DN |
990 | /* We should not see any tree nodes not handled by the streamer. */ |
991 | code = TREE_CODE (expr); | |
f0efc7aa DN |
992 | |
993 | /* The header of a tree node consists of its tag, the size of | |
994 | the node, and any other information needed to instantiate | |
995 | EXPR on the reading side (such as the number of slots in | |
996 | variable sized nodes). */ | |
997 | tag = lto_tree_code_to_tag (code); | |
412288f1 | 998 | streamer_write_record_start (ob, tag); |
f0efc7aa | 999 | |
f0efc7aa DN |
1000 | /* The text in strings and identifiers are completely emitted in |
1001 | the header. */ | |
1002 | if (CODE_CONTAINS_STRUCT (code, TS_STRING)) | |
49f836ba | 1003 | streamer_write_string_cst (ob, ob->main_stream, expr); |
f0efc7aa | 1004 | else if (CODE_CONTAINS_STRUCT (code, TS_IDENTIFIER)) |
412288f1 | 1005 | write_identifier (ob, ob->main_stream, expr); |
d2a12ae7 | 1006 | else if (CODE_CONTAINS_STRUCT (code, TS_VECTOR)) |
734914b6 RS |
1007 | { |
1008 | bitpack_d bp = bitpack_create (ob->main_stream); | |
1009 | bp_pack_value (&bp, VECTOR_CST_LOG2_NPATTERNS (expr), 8); | |
1010 | bp_pack_value (&bp, VECTOR_CST_NELTS_PER_PATTERN (expr), 8); | |
1011 | streamer_write_bitpack (&bp); | |
1012 | } | |
f0efc7aa | 1013 | else if (CODE_CONTAINS_STRUCT (code, TS_VEC)) |
412288f1 | 1014 | streamer_write_hwi (ob, TREE_VEC_LENGTH (expr)); |
f0efc7aa | 1015 | else if (CODE_CONTAINS_STRUCT (code, TS_BINFO)) |
412288f1 | 1016 | streamer_write_uhwi (ob, BINFO_N_BASE_BINFOS (expr)); |
b9393656 | 1017 | else if (TREE_CODE (expr) == CALL_EXPR) |
412288f1 | 1018 | streamer_write_uhwi (ob, call_expr_nargs (expr)); |
c193f58b JJ |
1019 | else if (TREE_CODE (expr) == OMP_CLAUSE) |
1020 | streamer_write_uhwi (ob, OMP_CLAUSE_CODE (expr)); | |
807e902e KZ |
1021 | else if (CODE_CONTAINS_STRUCT (code, TS_INT_CST)) |
1022 | { | |
1023 | gcc_checking_assert (TREE_INT_CST_NUNITS (expr)); | |
1024 | streamer_write_uhwi (ob, TREE_INT_CST_NUNITS (expr)); | |
1025 | streamer_write_uhwi (ob, TREE_INT_CST_EXT_NUNITS (expr)); | |
1026 | } | |
f0efc7aa DN |
1027 | } |
1028 | ||
1029 | ||
1030 | /* Emit the integer constant CST to output block OB. If REF_P is true, | |
1031 | CST's type will be emitted as a reference. */ | |
1032 | ||
b9393656 | 1033 | void |
33e23881 | 1034 | streamer_write_integer_cst (struct output_block *ob, tree cst) |
f0efc7aa | 1035 | { |
807e902e KZ |
1036 | int i; |
1037 | int len = TREE_INT_CST_NUNITS (cst); | |
c61f8c3b | 1038 | gcc_assert (!TREE_OVERFLOW (cst)); |
098ba49c JH |
1039 | if (streamer_dump_file) |
1040 | { | |
1041 | print_node_brief (streamer_dump_file, " Streaming integer ", | |
1042 | cst, 4); | |
1043 | fprintf (streamer_dump_file, "\n"); | |
1044 | } | |
c61f8c3b | 1045 | streamer_write_record_start (ob, LTO_integer_cst); |
33e23881 | 1046 | stream_write_tree_ref (ob, TREE_TYPE (cst)); |
807e902e KZ |
1047 | /* We're effectively streaming a non-sign-extended wide_int here, |
1048 | so there's no need to stream TREE_INT_CST_EXT_NUNITS or any | |
1049 | array members beyond LEN. We'll recreate the tree from the | |
1050 | wide_int and the type. */ | |
1051 | streamer_write_uhwi (ob, len); | |
1052 | for (i = 0; i < len; i++) | |
1053 | streamer_write_hwi (ob, TREE_INT_CST_ELT (cst, i)); | |
f0efc7aa | 1054 | } |