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Commit | Line | Data |
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f0efc7aa DN |
1 | /* Routines for reading trees from 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" |
f0efc7aa | 27 | #include "tree.h" |
c7131fb2 | 28 | #include "gimple.h" |
d8a2d370 | 29 | #include "stringpool.h" |
f0efc7aa | 30 | #include "tree-streamer.h" |
957060b5 | 31 | #include "cgraph.h" |
9b2b7279 | 32 | #include "builtins.h" |
41dbbb37 | 33 | #include "gomp-constants.h" |
314e6352 ML |
34 | #include "stringpool.h" |
35 | #include "attribs.h" | |
8f91e6e0 | 36 | #include "asan.h" |
3cd36125 | 37 | #include "opts.h" |
41dbbb37 | 38 | |
f0efc7aa DN |
39 | |
40 | /* Read a STRING_CST from the string table in DATA_IN using input | |
41 | block IB. */ | |
42 | ||
43 | tree | |
99b1c316 | 44 | streamer_read_string_cst (class data_in *data_in, class lto_input_block *ib) |
f0efc7aa DN |
45 | { |
46 | unsigned int len; | |
47 | const char * ptr; | |
48 | ||
412288f1 | 49 | ptr = streamer_read_indexed_string (data_in, ib, &len); |
f0efc7aa DN |
50 | if (!ptr) |
51 | return NULL; | |
52 | return build_string (len, ptr); | |
53 | } | |
54 | ||
55 | ||
56 | /* Read an IDENTIFIER from the string table in DATA_IN using input | |
57 | block IB. */ | |
58 | ||
59 | static tree | |
99b1c316 | 60 | input_identifier (class data_in *data_in, class lto_input_block *ib) |
f0efc7aa DN |
61 | { |
62 | unsigned int len; | |
63 | const char *ptr; | |
64 | ||
412288f1 | 65 | ptr = streamer_read_indexed_string (data_in, ib, &len); |
f0efc7aa DN |
66 | if (!ptr) |
67 | return NULL; | |
68 | return get_identifier_with_length (ptr, len); | |
69 | } | |
70 | ||
71 | ||
33e23881 | 72 | /* Read a chain of tree nodes from input block IB. DATA_IN contains |
f0efc7aa DN |
73 | tables and descriptors for the file being read. */ |
74 | ||
33e23881 | 75 | static tree |
99b1c316 | 76 | streamer_read_chain (class lto_input_block *ib, class data_in *data_in) |
f0efc7aa | 77 | { |
f0efc7aa DN |
78 | tree first, prev, curr; |
79 | ||
0127aae4 | 80 | /* The chain is written as NULL terminated list of trees. */ |
f0efc7aa | 81 | first = prev = NULL_TREE; |
0127aae4 | 82 | do |
f0efc7aa | 83 | { |
33e23881 | 84 | curr = stream_read_tree_ref (ib, data_in); |
f0efc7aa DN |
85 | if (prev) |
86 | TREE_CHAIN (prev) = curr; | |
87 | else | |
88 | first = curr; | |
89 | ||
f0efc7aa DN |
90 | prev = curr; |
91 | } | |
0127aae4 | 92 | while (curr); |
f0efc7aa DN |
93 | |
94 | return first; | |
95 | } | |
96 | ||
97 | ||
98 | /* Unpack all the non-pointer fields of the TS_BASE structure of | |
99 | expression EXPR from bitpack BP. */ | |
100 | ||
b6bf201e | 101 | static inline void |
f0efc7aa DN |
102 | unpack_ts_base_value_fields (struct bitpack_d *bp, tree expr) |
103 | { | |
104 | /* Note that the code for EXPR has already been unpacked to create EXPR in | |
412288f1 | 105 | streamer_alloc_tree. */ |
f0efc7aa DN |
106 | if (!TYPE_P (expr)) |
107 | { | |
108 | TREE_SIDE_EFFECTS (expr) = (unsigned) bp_unpack_value (bp, 1); | |
109 | TREE_CONSTANT (expr) = (unsigned) bp_unpack_value (bp, 1); | |
110 | TREE_READONLY (expr) = (unsigned) bp_unpack_value (bp, 1); | |
111 | ||
112 | /* TREE_PUBLIC is used on types to indicate that the type | |
113 | has a TYPE_CACHED_VALUES vector. This is not streamed out, | |
114 | so we skip it here. */ | |
115 | TREE_PUBLIC (expr) = (unsigned) bp_unpack_value (bp, 1); | |
116 | } | |
117 | else | |
118 | bp_unpack_value (bp, 4); | |
119 | TREE_ADDRESSABLE (expr) = (unsigned) bp_unpack_value (bp, 1); | |
120 | TREE_THIS_VOLATILE (expr) = (unsigned) bp_unpack_value (bp, 1); | |
121 | if (DECL_P (expr)) | |
02ef53f2 RB |
122 | { |
123 | DECL_UNSIGNED (expr) = (unsigned) bp_unpack_value (bp, 1); | |
124 | DECL_NAMELESS (expr) = (unsigned) bp_unpack_value (bp, 1); | |
125 | } | |
f0efc7aa DN |
126 | else if (TYPE_P (expr)) |
127 | TYPE_UNSIGNED (expr) = (unsigned) bp_unpack_value (bp, 1); | |
128 | else | |
129 | bp_unpack_value (bp, 1); | |
130 | TREE_ASM_WRITTEN (expr) = (unsigned) bp_unpack_value (bp, 1); | |
131 | if (TYPE_P (expr)) | |
132 | TYPE_ARTIFICIAL (expr) = (unsigned) bp_unpack_value (bp, 1); | |
133 | else | |
134 | TREE_NO_WARNING (expr) = (unsigned) bp_unpack_value (bp, 1); | |
f0efc7aa DN |
135 | TREE_NOTHROW (expr) = (unsigned) bp_unpack_value (bp, 1); |
136 | TREE_STATIC (expr) = (unsigned) bp_unpack_value (bp, 1); | |
ee03e71d RB |
137 | if (TREE_CODE (expr) != TREE_BINFO) |
138 | TREE_PRIVATE (expr) = (unsigned) bp_unpack_value (bp, 1); | |
b6bf201e RB |
139 | else |
140 | bp_unpack_value (bp, 1); | |
f0efc7aa DN |
141 | TREE_PROTECTED (expr) = (unsigned) bp_unpack_value (bp, 1); |
142 | TREE_DEPRECATED (expr) = (unsigned) bp_unpack_value (bp, 1); | |
143 | if (TYPE_P (expr)) | |
875b35b4 | 144 | { |
ee45a32d EB |
145 | if (AGGREGATE_TYPE_P (expr)) |
146 | TYPE_REVERSE_STORAGE_ORDER (expr) = (unsigned) bp_unpack_value (bp, 1); | |
147 | else | |
148 | TYPE_SATURATING (expr) = (unsigned) bp_unpack_value (bp, 1); | |
9fcc3a1d | 149 | #ifndef ACCEL_COMPILER |
875b35b4 | 150 | TYPE_ADDR_SPACE (expr) = (unsigned) bp_unpack_value (bp, 8); |
9fcc3a1d | 151 | #endif |
875b35b4 | 152 | } |
ee45a32d | 153 | else if (TREE_CODE (expr) == BIT_FIELD_REF || TREE_CODE (expr) == MEM_REF) |
7b95c729 EB |
154 | { |
155 | REF_REVERSE_STORAGE_ORDER (expr) = (unsigned) bp_unpack_value (bp, 1); | |
156 | bp_unpack_value (bp, 8); | |
157 | } | |
f0efc7aa | 158 | else if (TREE_CODE (expr) == SSA_NAME) |
b6bf201e RB |
159 | { |
160 | SSA_NAME_IS_DEFAULT_DEF (expr) = (unsigned) bp_unpack_value (bp, 1); | |
161 | bp_unpack_value (bp, 8); | |
162 | } | |
7f29dafe RB |
163 | else if (TREE_CODE (expr) == CALL_EXPR) |
164 | { | |
165 | CALL_EXPR_BY_DESCRIPTOR (expr) = (unsigned) bp_unpack_value (bp, 1); | |
166 | bp_unpack_value (bp, 8); | |
167 | } | |
f0efc7aa | 168 | else |
b6bf201e | 169 | bp_unpack_value (bp, 9); |
f0efc7aa DN |
170 | } |
171 | ||
172 | ||
c61f8c3b RG |
173 | /* Unpack all the non-pointer fields of the TS_INT_CST structure of |
174 | expression EXPR from bitpack BP. */ | |
175 | ||
176 | static void | |
177 | unpack_ts_int_cst_value_fields (struct bitpack_d *bp, tree expr) | |
178 | { | |
807e902e KZ |
179 | int i; |
180 | for (i = 0; i < TREE_INT_CST_EXT_NUNITS (expr); i++) | |
181 | TREE_INT_CST_ELT (expr, i) = bp_unpack_var_len_int (bp); | |
c61f8c3b RG |
182 | } |
183 | ||
184 | ||
f0efc7aa DN |
185 | /* Unpack all the non-pointer fields of the TS_REAL_CST structure of |
186 | expression EXPR from bitpack BP. */ | |
187 | ||
188 | static void | |
189 | unpack_ts_real_cst_value_fields (struct bitpack_d *bp, tree expr) | |
190 | { | |
191 | unsigned i; | |
192 | REAL_VALUE_TYPE r; | |
f0efc7aa | 193 | |
a822564d JJ |
194 | /* Clear all bits of the real value type so that we can later do |
195 | bitwise comparisons to see if two values are the same. */ | |
196 | memset (&r, 0, sizeof r); | |
f0efc7aa DN |
197 | r.cl = (unsigned) bp_unpack_value (bp, 2); |
198 | r.decimal = (unsigned) bp_unpack_value (bp, 1); | |
199 | r.sign = (unsigned) bp_unpack_value (bp, 1); | |
200 | r.signalling = (unsigned) bp_unpack_value (bp, 1); | |
201 | r.canonical = (unsigned) bp_unpack_value (bp, 1); | |
202 | r.uexp = (unsigned) bp_unpack_value (bp, EXP_BITS); | |
203 | for (i = 0; i < SIGSZ; i++) | |
204 | r.sig[i] = (unsigned long) bp_unpack_value (bp, HOST_BITS_PER_LONG); | |
205 | ||
f1d8a2d9 | 206 | memcpy (TREE_REAL_CST_PTR (expr), &r, sizeof (REAL_VALUE_TYPE)); |
f0efc7aa DN |
207 | } |
208 | ||
209 | ||
210 | /* Unpack all the non-pointer fields of the TS_FIXED_CST structure of | |
211 | expression EXPR from bitpack BP. */ | |
212 | ||
213 | static void | |
214 | unpack_ts_fixed_cst_value_fields (struct bitpack_d *bp, tree expr) | |
215 | { | |
766090c2 | 216 | FIXED_VALUE_TYPE *fp = ggc_alloc<fixed_value> (); |
382615c6 | 217 | fp->mode = as_a <scalar_mode> (bp_unpack_machine_mode (bp)); |
f57f20bb RG |
218 | fp->data.low = bp_unpack_var_len_int (bp); |
219 | fp->data.high = bp_unpack_var_len_int (bp); | |
220 | TREE_FIXED_CST_PTR (expr) = fp; | |
f0efc7aa DN |
221 | } |
222 | ||
f0efc7aa DN |
223 | /* Unpack all the non-pointer fields of the TS_DECL_COMMON structure |
224 | of expression EXPR from bitpack BP. */ | |
225 | ||
226 | static void | |
227 | unpack_ts_decl_common_value_fields (struct bitpack_d *bp, tree expr) | |
228 | { | |
899ca90e | 229 | SET_DECL_MODE (expr, bp_unpack_machine_mode (bp)); |
f0efc7aa DN |
230 | DECL_NONLOCAL (expr) = (unsigned) bp_unpack_value (bp, 1); |
231 | DECL_VIRTUAL_P (expr) = (unsigned) bp_unpack_value (bp, 1); | |
232 | DECL_IGNORED_P (expr) = (unsigned) bp_unpack_value (bp, 1); | |
00de328a | 233 | DECL_ABSTRACT_P (expr) = (unsigned) bp_unpack_value (bp, 1); |
f0efc7aa DN |
234 | DECL_ARTIFICIAL (expr) = (unsigned) bp_unpack_value (bp, 1); |
235 | DECL_USER_ALIGN (expr) = (unsigned) bp_unpack_value (bp, 1); | |
236 | DECL_PRESERVE_P (expr) = (unsigned) bp_unpack_value (bp, 1); | |
f0efc7aa | 237 | DECL_EXTERNAL (expr) = (unsigned) bp_unpack_value (bp, 1); |
eb72dc66 | 238 | DECL_NOT_GIMPLE_REG_P (expr) = (unsigned) bp_unpack_value (bp, 1); |
fe37c7af | 239 | SET_DECL_ALIGN (expr, (unsigned) bp_unpack_var_len_unsigned (bp)); |
6d2b7199 BS |
240 | #ifdef ACCEL_COMPILER |
241 | if (DECL_ALIGN (expr) > targetm.absolute_biggest_alignment) | |
fe37c7af | 242 | SET_DECL_ALIGN (expr, targetm.absolute_biggest_alignment); |
6d2b7199 | 243 | #endif |
f0efc7aa DN |
244 | if (TREE_CODE (expr) == LABEL_DECL) |
245 | { | |
f0efc7aa DN |
246 | EH_LANDING_PAD_NR (expr) = (int) bp_unpack_var_len_unsigned (bp); |
247 | ||
248 | /* Always assume an initial value of -1 for LABEL_DECL_UID to | |
249 | force gimple_set_bb to recreate label_to_block_map. */ | |
250 | LABEL_DECL_UID (expr) = -1; | |
251 | } | |
252 | ||
4b8e35f1 | 253 | else if (TREE_CODE (expr) == FIELD_DECL) |
f0efc7aa DN |
254 | { |
255 | DECL_PACKED (expr) = (unsigned) bp_unpack_value (bp, 1); | |
256 | DECL_NONADDRESSABLE_P (expr) = (unsigned) bp_unpack_value (bp, 1); | |
974aedcc | 257 | DECL_PADDING_P (expr) = (unsigned) bp_unpack_value (bp, 1); |
e902136b JJ |
258 | unsigned val = (unsigned) bp_unpack_value (bp, 1); |
259 | if (DECL_BIT_FIELD (expr)) | |
260 | SET_DECL_FIELD_CXX_ZERO_WIDTH_BIT_FIELD (expr, val); | |
261 | else | |
262 | SET_DECL_FIELD_ABI_IGNORED (expr, val); | |
f0efc7aa | 263 | expr->decl_common.off_align = bp_unpack_value (bp, 8); |
1879e48f | 264 | DECL_NOT_FLEXARRAY (expr) = (unsigned) bp_unpack_value (bp, 1); |
f0efc7aa DN |
265 | } |
266 | ||
4b8e35f1 | 267 | else if (VAR_P (expr)) |
839b422f RB |
268 | { |
269 | DECL_HAS_DEBUG_EXPR_P (expr) = (unsigned) bp_unpack_value (bp, 1); | |
270 | DECL_NONLOCAL_FRAME (expr) = (unsigned) bp_unpack_value (bp, 1); | |
271 | } | |
0f1e8842 | 272 | |
4b8e35f1 JJ |
273 | else if (TREE_CODE (expr) == PARM_DECL) |
274 | DECL_HIDDEN_STRING_LENGTH (expr) = (unsigned) bp_unpack_value (bp, 1); | |
275 | ||
f0efc7aa DN |
276 | if (TREE_CODE (expr) == RESULT_DECL |
277 | || TREE_CODE (expr) == PARM_DECL | |
8813a647 | 278 | || VAR_P (expr)) |
f0efc7aa DN |
279 | { |
280 | DECL_BY_REFERENCE (expr) = (unsigned) bp_unpack_value (bp, 1); | |
8813a647 | 281 | if (VAR_P (expr) || TREE_CODE (expr) == PARM_DECL) |
f0efc7aa | 282 | DECL_HAS_VALUE_EXPR_P (expr) = (unsigned) bp_unpack_value (bp, 1); |
f0efc7aa DN |
283 | } |
284 | } | |
285 | ||
286 | ||
287 | /* Unpack all the non-pointer fields of the TS_DECL_WRTL structure | |
288 | of expression EXPR from bitpack BP. */ | |
289 | ||
290 | static void | |
291 | unpack_ts_decl_wrtl_value_fields (struct bitpack_d *bp, tree expr) | |
292 | { | |
293 | DECL_REGISTER (expr) = (unsigned) bp_unpack_value (bp, 1); | |
294 | } | |
295 | ||
296 | ||
297 | /* Unpack all the non-pointer fields of the TS_DECL_WITH_VIS structure | |
298 | of expression EXPR from bitpack BP. */ | |
299 | ||
300 | static void | |
301 | unpack_ts_decl_with_vis_value_fields (struct bitpack_d *bp, tree expr) | |
302 | { | |
f0efc7aa DN |
303 | DECL_COMMON (expr) = (unsigned) bp_unpack_value (bp, 1); |
304 | DECL_DLLIMPORT_P (expr) = (unsigned) bp_unpack_value (bp, 1); | |
305 | DECL_WEAK (expr) = (unsigned) bp_unpack_value (bp, 1); | |
306 | DECL_SEEN_IN_BIND_EXPR_P (expr) = (unsigned) bp_unpack_value (bp, 1); | |
307 | DECL_COMDAT (expr) = (unsigned) bp_unpack_value (bp, 1); | |
308 | DECL_VISIBILITY (expr) = (enum symbol_visibility) bp_unpack_value (bp, 2); | |
309 | DECL_VISIBILITY_SPECIFIED (expr) = (unsigned) bp_unpack_value (bp, 1); | |
310 | ||
8813a647 | 311 | if (VAR_P (expr)) |
f0efc7aa DN |
312 | { |
313 | DECL_HARD_REGISTER (expr) = (unsigned) bp_unpack_value (bp, 1); | |
f0efc7aa | 314 | DECL_IN_CONSTANT_POOL (expr) = (unsigned) bp_unpack_value (bp, 1); |
f0efc7aa DN |
315 | } |
316 | ||
0170f33c JH |
317 | if (TREE_CODE (expr) == FUNCTION_DECL) |
318 | { | |
319 | DECL_FINAL_P (expr) = (unsigned) bp_unpack_value (bp, 1); | |
320 | DECL_CXX_CONSTRUCTOR_P (expr) = (unsigned) bp_unpack_value (bp, 1); | |
321 | DECL_CXX_DESTRUCTOR_P (expr) = (unsigned) bp_unpack_value (bp, 1); | |
322 | } | |
f0efc7aa DN |
323 | } |
324 | ||
325 | ||
326 | /* Unpack all the non-pointer fields of the TS_FUNCTION_DECL structure | |
327 | of expression EXPR from bitpack BP. */ | |
328 | ||
329 | static void | |
330 | unpack_ts_function_decl_value_fields (struct bitpack_d *bp, tree expr) | |
331 | { | |
4d732405 | 332 | built_in_class cl = bp_unpack_enum (bp, built_in_class, BUILT_IN_LAST); |
f0efc7aa DN |
333 | DECL_STATIC_CONSTRUCTOR (expr) = (unsigned) bp_unpack_value (bp, 1); |
334 | DECL_STATIC_DESTRUCTOR (expr) = (unsigned) bp_unpack_value (bp, 1); | |
335 | DECL_UNINLINABLE (expr) = (unsigned) bp_unpack_value (bp, 1); | |
336 | DECL_POSSIBLY_INLINED (expr) = (unsigned) bp_unpack_value (bp, 1); | |
337 | DECL_IS_NOVOPS (expr) = (unsigned) bp_unpack_value (bp, 1); | |
338 | DECL_IS_RETURNS_TWICE (expr) = (unsigned) bp_unpack_value (bp, 1); | |
339 | DECL_IS_MALLOC (expr) = (unsigned) bp_unpack_value (bp, 1); | |
21d7bba2 | 340 | FUNCTION_DECL_DECL_TYPE (expr) = (function_decl_type) bp_unpack_value (bp, 2); |
6343b6bf | 341 | DECL_SET_IS_OPERATOR_DELETE (expr, (unsigned) bp_unpack_value (bp, 1)); |
f0efc7aa DN |
342 | DECL_DECLARED_INLINE_P (expr) = (unsigned) bp_unpack_value (bp, 1); |
343 | DECL_STATIC_CHAIN (expr) = (unsigned) bp_unpack_value (bp, 1); | |
344 | DECL_NO_INLINE_WARNING_P (expr) = (unsigned) bp_unpack_value (bp, 1); | |
345 | DECL_NO_INSTRUMENT_FUNCTION_ENTRY_EXIT (expr) | |
346 | = (unsigned) bp_unpack_value (bp, 1); | |
347 | DECL_NO_LIMIT_STACK (expr) = (unsigned) bp_unpack_value (bp, 1); | |
348 | DECL_DISREGARD_INLINE_LIMITS (expr) = (unsigned) bp_unpack_value (bp, 1); | |
349 | DECL_PURE_P (expr) = (unsigned) bp_unpack_value (bp, 1); | |
350 | DECL_LOOPING_CONST_OR_PURE_P (expr) = (unsigned) bp_unpack_value (bp, 1); | |
70df40ca | 351 | DECL_IS_REPLACEABLE_OPERATOR (expr) = (unsigned) bp_unpack_value (bp, 1); |
4d732405 RS |
352 | unsigned int fcode = 0; |
353 | if (cl != NOT_BUILT_IN) | |
f0efc7aa | 354 | { |
4d732405 RS |
355 | fcode = bp_unpack_value (bp, 32); |
356 | if (cl == BUILT_IN_NORMAL && fcode >= END_BUILTINS) | |
40fecdd6 JM |
357 | fatal_error (input_location, |
358 | "machine independent builtin code out of range"); | |
4d732405 | 359 | else if (cl == BUILT_IN_MD) |
f0efc7aa | 360 | { |
4d732405 | 361 | tree result = targetm.builtin_decl (fcode, true); |
f0efc7aa | 362 | if (!result || result == error_mark_node) |
40fecdd6 JM |
363 | fatal_error (input_location, |
364 | "target specific builtin not available"); | |
f0efc7aa DN |
365 | } |
366 | } | |
4d732405 | 367 | set_decl_built_in_function (expr, cl, fcode); |
f0efc7aa DN |
368 | } |
369 | ||
370 | ||
371 | /* Unpack all the non-pointer fields of the TS_TYPE_COMMON structure | |
372 | of expression EXPR from bitpack BP. */ | |
373 | ||
374 | static void | |
375 | unpack_ts_type_common_value_fields (struct bitpack_d *bp, tree expr) | |
376 | { | |
ef4bddc2 | 377 | machine_mode mode; |
f0efc7aa | 378 | |
db847fa8 | 379 | mode = bp_unpack_machine_mode (bp); |
f0efc7aa | 380 | SET_TYPE_MODE (expr, mode); |
351d90f4 JH |
381 | /* TYPE_NO_FORCE_BLK is private to stor-layout and need |
382 | no streaming. */ | |
ba6a6a1d JH |
383 | TYPE_PACKED (expr) = (unsigned) bp_unpack_value (bp, 1); |
384 | TYPE_RESTRICT (expr) = (unsigned) bp_unpack_value (bp, 1); | |
385 | TYPE_USER_ALIGN (expr) = (unsigned) bp_unpack_value (bp, 1); | |
386 | TYPE_READONLY (expr) = (unsigned) bp_unpack_value (bp, 1); | |
7e601a1d | 387 | TYPE_LANG_FLAG_0 (expr) = (unsigned) bp_unpack_value (bp, 1); |
f0efc7aa | 388 | if (RECORD_OR_UNION_TYPE_P (expr)) |
0170f33c JH |
389 | { |
390 | TYPE_TRANSPARENT_AGGR (expr) = (unsigned) bp_unpack_value (bp, 1); | |
391 | TYPE_FINAL_P (expr) = (unsigned) bp_unpack_value (bp, 1); | |
f4af4019 | 392 | TYPE_CXX_ODR_P (expr) = (unsigned) bp_unpack_value (bp, 1); |
0170f33c | 393 | } |
04208228 EB |
394 | else if (TREE_CODE (expr) == ARRAY_TYPE) |
395 | TYPE_NONALIASED_COMPONENT (expr) = (unsigned) bp_unpack_value (bp, 1); | |
f4af4019 JH |
396 | if (TREE_CODE (expr) == ARRAY_TYPE || TREE_CODE (expr) == INTEGER_TYPE) |
397 | TYPE_STRING_FLAG (expr) = (unsigned) bp_unpack_value (bp, 1); | |
350792ff RB |
398 | if (AGGREGATE_TYPE_P (expr)) |
399 | TYPE_TYPELESS_STORAGE (expr) = (unsigned) bp_unpack_value (bp, 1); | |
974aedcc | 400 | TYPE_EMPTY_P (expr) = (unsigned) bp_unpack_value (bp, 1); |
4fe34cdc | 401 | TYPE_NO_NAMED_ARGS_STDARG_P (expr) = (unsigned) bp_unpack_value (bp, 1); |
f0efc7aa | 402 | TYPE_PRECISION (expr) = bp_unpack_var_len_unsigned (bp); |
fe37c7af | 403 | SET_TYPE_ALIGN (expr, bp_unpack_var_len_unsigned (bp)); |
6d2b7199 BS |
404 | #ifdef ACCEL_COMPILER |
405 | if (TYPE_ALIGN (expr) > targetm.absolute_biggest_alignment) | |
fe37c7af | 406 | SET_TYPE_ALIGN (expr, targetm.absolute_biggest_alignment); |
6d2b7199 | 407 | #endif |
f0efc7aa DN |
408 | } |
409 | ||
410 | ||
411 | /* Unpack all the non-pointer fields of the TS_BLOCK structure | |
412 | of expression EXPR from bitpack BP. */ | |
413 | ||
414 | static void | |
99b1c316 | 415 | unpack_ts_block_value_fields (class data_in *data_in, |
7cb7d208 | 416 | struct bitpack_d *bp, tree expr) |
f0efc7aa | 417 | { |
f0efc7aa | 418 | /* BLOCK_NUMBER is recomputed. */ |
eaeec5ec | 419 | stream_input_location (&BLOCK_SOURCE_LOCATION (expr), bp, data_in); |
f0efc7aa DN |
420 | } |
421 | ||
422 | /* Unpack all the non-pointer fields of the TS_TRANSLATION_UNIT_DECL | |
423 | structure of expression EXPR from bitpack BP. */ | |
424 | ||
425 | static void | |
99b1c316 | 426 | unpack_ts_translation_unit_decl_value_fields (class data_in *data_in, |
8135e1e6 | 427 | struct bitpack_d *bp, tree expr) |
f0efc7aa | 428 | { |
8135e1e6 | 429 | TRANSLATION_UNIT_LANGUAGE (expr) = xstrdup (bp_unpack_string (data_in, bp)); |
9771b263 | 430 | vec_safe_push (all_translation_units, expr); |
f0efc7aa DN |
431 | } |
432 | ||
0889c5c3 | 433 | |
c193f58b JJ |
434 | /* Unpack all the non-pointer fields of the TS_OMP_CLAUSE |
435 | structure of expression EXPR from bitpack BP. */ | |
436 | ||
437 | static void | |
99b1c316 | 438 | unpack_ts_omp_clause_value_fields (class data_in *data_in, |
c193f58b JJ |
439 | struct bitpack_d *bp, tree expr) |
440 | { | |
eaeec5ec | 441 | stream_input_location (&OMP_CLAUSE_LOCATION (expr), bp, data_in); |
c193f58b JJ |
442 | switch (OMP_CLAUSE_CODE (expr)) |
443 | { | |
444 | case OMP_CLAUSE_DEFAULT: | |
445 | OMP_CLAUSE_DEFAULT_KIND (expr) | |
446 | = bp_unpack_enum (bp, omp_clause_default_kind, | |
447 | OMP_CLAUSE_DEFAULT_LAST); | |
448 | break; | |
449 | case OMP_CLAUSE_SCHEDULE: | |
450 | OMP_CLAUSE_SCHEDULE_KIND (expr) | |
451 | = bp_unpack_enum (bp, omp_clause_schedule_kind, | |
452 | OMP_CLAUSE_SCHEDULE_LAST); | |
453 | break; | |
454 | case OMP_CLAUSE_DEPEND: | |
455 | OMP_CLAUSE_DEPEND_KIND (expr) | |
456 | = bp_unpack_enum (bp, omp_clause_depend_kind, OMP_CLAUSE_DEPEND_LAST); | |
457 | break; | |
a651e6d5 JJ |
458 | case OMP_CLAUSE_DOACROSS: |
459 | OMP_CLAUSE_DOACROSS_KIND (expr) | |
460 | = bp_unpack_enum (bp, omp_clause_doacross_kind, | |
461 | OMP_CLAUSE_DOACROSS_LAST); | |
462 | break; | |
c193f58b | 463 | case OMP_CLAUSE_MAP: |
41dbbb37 TS |
464 | OMP_CLAUSE_SET_MAP_KIND (expr, bp_unpack_enum (bp, gomp_map_kind, |
465 | GOMP_MAP_LAST)); | |
c193f58b JJ |
466 | break; |
467 | case OMP_CLAUSE_PROC_BIND: | |
468 | OMP_CLAUSE_PROC_BIND_KIND (expr) | |
469 | = bp_unpack_enum (bp, omp_clause_proc_bind_kind, | |
470 | OMP_CLAUSE_PROC_BIND_LAST); | |
471 | break; | |
472 | case OMP_CLAUSE_REDUCTION: | |
28567c40 JJ |
473 | case OMP_CLAUSE_TASK_REDUCTION: |
474 | case OMP_CLAUSE_IN_REDUCTION: | |
c193f58b JJ |
475 | OMP_CLAUSE_REDUCTION_CODE (expr) |
476 | = bp_unpack_enum (bp, tree_code, MAX_TREE_CODES); | |
477 | break; | |
478 | default: | |
479 | break; | |
480 | } | |
481 | } | |
482 | ||
f0efc7aa | 483 | |
b6bf201e RB |
484 | /* Read all the language-independent bitfield values for EXPR from IB. |
485 | Return the partially unpacked bitpack so the caller can unpack any other | |
486 | bitfield values that the writer may have written. */ | |
487 | ||
bab4f4e3 | 488 | void |
99b1c316 MS |
489 | streamer_read_tree_bitfields (class lto_input_block *ib, |
490 | class data_in *data_in, tree expr) | |
f0efc7aa DN |
491 | { |
492 | enum tree_code code; | |
b6bf201e RB |
493 | struct bitpack_d bp; |
494 | ||
495 | /* Read the bitpack of non-pointer values from IB. */ | |
496 | bp = streamer_read_bitpack (ib); | |
f0efc7aa | 497 | |
b6bf201e RB |
498 | /* The first word in BP contains the code of the tree that we |
499 | are about to read. */ | |
a746f952 JH |
500 | if (streamer_debugging) |
501 | { | |
502 | code = (enum tree_code) bp_unpack_value (&bp, 16); | |
503 | lto_tag_check (lto_tree_code_to_tag (code), | |
504 | lto_tree_code_to_tag (TREE_CODE (expr))); | |
505 | } | |
506 | code = TREE_CODE (expr); | |
f0efc7aa DN |
507 | |
508 | /* Note that all these functions are highly sensitive to changes in | |
509 | the types and sizes of each of the fields being packed. */ | |
b6bf201e | 510 | unpack_ts_base_value_fields (&bp, expr); |
f0efc7aa | 511 | |
c61f8c3b | 512 | if (CODE_CONTAINS_STRUCT (code, TS_INT_CST)) |
b6bf201e | 513 | unpack_ts_int_cst_value_fields (&bp, expr); |
c61f8c3b | 514 | |
f0efc7aa | 515 | if (CODE_CONTAINS_STRUCT (code, TS_REAL_CST)) |
b6bf201e | 516 | unpack_ts_real_cst_value_fields (&bp, expr); |
f0efc7aa DN |
517 | |
518 | if (CODE_CONTAINS_STRUCT (code, TS_FIXED_CST)) | |
b6bf201e | 519 | unpack_ts_fixed_cst_value_fields (&bp, expr); |
f0efc7aa | 520 | |
7cb7d208 | 521 | if (CODE_CONTAINS_STRUCT (code, TS_DECL_MINIMAL)) |
eaeec5ec | 522 | stream_input_location (&DECL_SOURCE_LOCATION (expr), &bp, data_in); |
7cb7d208 | 523 | |
f0efc7aa | 524 | if (CODE_CONTAINS_STRUCT (code, TS_DECL_COMMON)) |
b6bf201e | 525 | unpack_ts_decl_common_value_fields (&bp, expr); |
f0efc7aa DN |
526 | |
527 | if (CODE_CONTAINS_STRUCT (code, TS_DECL_WRTL)) | |
b6bf201e | 528 | unpack_ts_decl_wrtl_value_fields (&bp, expr); |
f0efc7aa DN |
529 | |
530 | if (CODE_CONTAINS_STRUCT (code, TS_DECL_WITH_VIS)) | |
b6bf201e | 531 | unpack_ts_decl_with_vis_value_fields (&bp, expr); |
f0efc7aa DN |
532 | |
533 | if (CODE_CONTAINS_STRUCT (code, TS_FUNCTION_DECL)) | |
b6bf201e | 534 | unpack_ts_function_decl_value_fields (&bp, expr); |
f0efc7aa DN |
535 | |
536 | if (CODE_CONTAINS_STRUCT (code, TS_TYPE_COMMON)) | |
b6bf201e | 537 | unpack_ts_type_common_value_fields (&bp, expr); |
f0efc7aa | 538 | |
7cb7d208 | 539 | if (CODE_CONTAINS_STRUCT (code, TS_EXP)) |
f3dccf50 | 540 | { |
eaeec5ec | 541 | stream_input_location (&EXPR_CHECK (expr)->exp.locus, &bp, data_in); |
f3dccf50 RB |
542 | if (code == MEM_REF |
543 | || code == TARGET_MEM_REF) | |
544 | { | |
545 | MR_DEPENDENCE_CLIQUE (expr) | |
b6bf201e | 546 | = (unsigned)bp_unpack_value (&bp, sizeof (short) * 8); |
f3dccf50 RB |
547 | if (MR_DEPENDENCE_CLIQUE (expr) != 0) |
548 | MR_DEPENDENCE_BASE (expr) | |
b6bf201e | 549 | = (unsigned)bp_unpack_value (&bp, sizeof (short) * 8); |
f3dccf50 | 550 | } |
7f29dafe RB |
551 | else if (code == CALL_EXPR) |
552 | CALL_EXPR_IFN (expr) = bp_unpack_enum (&bp, internal_fn, IFN_LAST); | |
f3dccf50 | 553 | } |
7cb7d208 | 554 | |
f0efc7aa | 555 | if (CODE_CONTAINS_STRUCT (code, TS_BLOCK)) |
b6bf201e | 556 | unpack_ts_block_value_fields (data_in, &bp, expr); |
f0efc7aa DN |
557 | |
558 | if (CODE_CONTAINS_STRUCT (code, TS_TRANSLATION_UNIT_DECL)) | |
b6bf201e | 559 | unpack_ts_translation_unit_decl_value_fields (data_in, &bp, expr); |
0889c5c3 | 560 | |
0889c5c3 | 561 | if (CODE_CONTAINS_STRUCT (code, TS_OPTIMIZATION)) |
c518c102 | 562 | cl_optimization_stream_in (data_in, &bp, TREE_OPTIMIZATION (expr)); |
0127aae4 | 563 | |
0127aae4 RG |
564 | if (CODE_CONTAINS_STRUCT (code, TS_CONSTRUCTOR)) |
565 | { | |
551aa757 RB |
566 | CLOBBER_KIND (expr) |
567 | = bp_unpack_enum (&bp, clobber_kind, CLOBBER_LAST); | |
b6bf201e | 568 | unsigned HOST_WIDE_INT length = bp_unpack_var_len_unsigned (&bp); |
0127aae4 | 569 | if (length > 0) |
cb3874dc | 570 | vec_safe_grow (CONSTRUCTOR_ELTS (expr), length, true); |
0127aae4 | 571 | } |
c193f58b | 572 | |
1b34e6e2 | 573 | #ifndef ACCEL_COMPILER |
54e774c0 | 574 | if (CODE_CONTAINS_STRUCT (code, TS_TARGET_OPTION)) |
59913123 JJ |
575 | { |
576 | cl_target_option_stream_in (data_in, &bp, TREE_TARGET_OPTION (expr)); | |
577 | if (targetm.target_option.post_stream_in) | |
578 | targetm.target_option.post_stream_in (TREE_TARGET_OPTION (expr)); | |
579 | } | |
1b34e6e2 | 580 | #endif |
54e774c0 | 581 | |
c193f58b | 582 | if (code == OMP_CLAUSE) |
b6bf201e | 583 | unpack_ts_omp_clause_value_fields (data_in, &bp, expr); |
f0efc7aa DN |
584 | } |
585 | ||
586 | ||
587 | /* Materialize a new tree from input block IB using descriptors in | |
588 | DATA_IN. The code for the new tree should match TAG. Store in | |
589 | *IX_P the index into the reader cache where the new tree is stored. */ | |
590 | ||
b9393656 | 591 | tree |
99b1c316 | 592 | streamer_alloc_tree (class lto_input_block *ib, class data_in *data_in, |
412288f1 | 593 | enum LTO_tags tag) |
f0efc7aa | 594 | { |
f0efc7aa DN |
595 | enum tree_code code; |
596 | tree result; | |
f0efc7aa DN |
597 | |
598 | result = NULL_TREE; | |
599 | ||
f0efc7aa DN |
600 | code = lto_tag_to_tree_code (tag); |
601 | ||
602 | /* We should never see an SSA_NAME tree. Only the version numbers of | |
603 | SSA names are ever written out. See input_ssa_names. */ | |
604 | gcc_assert (code != SSA_NAME); | |
605 | ||
606 | /* Instantiate a new tree using the header data. */ | |
607 | if (CODE_CONTAINS_STRUCT (code, TS_STRING)) | |
412288f1 | 608 | result = streamer_read_string_cst (data_in, ib); |
f0efc7aa DN |
609 | else if (CODE_CONTAINS_STRUCT (code, TS_IDENTIFIER)) |
610 | result = input_identifier (data_in, ib); | |
611 | else if (CODE_CONTAINS_STRUCT (code, TS_VEC)) | |
612 | { | |
412288f1 | 613 | HOST_WIDE_INT len = streamer_read_hwi (ib); |
f0efc7aa DN |
614 | result = make_tree_vec (len); |
615 | } | |
d2a12ae7 RG |
616 | else if (CODE_CONTAINS_STRUCT (code, TS_VECTOR)) |
617 | { | |
734914b6 RS |
618 | bitpack_d bp = streamer_read_bitpack (ib); |
619 | unsigned int log2_npatterns = bp_unpack_value (&bp, 8); | |
620 | unsigned int nelts_per_pattern = bp_unpack_value (&bp, 8); | |
621 | result = make_vector (log2_npatterns, nelts_per_pattern); | |
d2a12ae7 | 622 | } |
f0efc7aa DN |
623 | else if (CODE_CONTAINS_STRUCT (code, TS_BINFO)) |
624 | { | |
412288f1 | 625 | unsigned HOST_WIDE_INT len = streamer_read_uhwi (ib); |
f0efc7aa DN |
626 | result = make_tree_binfo (len); |
627 | } | |
807e902e KZ |
628 | else if (CODE_CONTAINS_STRUCT (code, TS_INT_CST)) |
629 | { | |
630 | unsigned HOST_WIDE_INT len = streamer_read_uhwi (ib); | |
631 | unsigned HOST_WIDE_INT ext_len = streamer_read_uhwi (ib); | |
632 | result = make_int_cst (len, ext_len); | |
633 | } | |
b9393656 DN |
634 | else if (code == CALL_EXPR) |
635 | { | |
412288f1 | 636 | unsigned HOST_WIDE_INT nargs = streamer_read_uhwi (ib); |
b9393656 DN |
637 | return build_vl_exp (CALL_EXPR, nargs + 3); |
638 | } | |
c193f58b JJ |
639 | else if (code == OMP_CLAUSE) |
640 | { | |
641 | enum omp_clause_code subcode | |
642 | = (enum omp_clause_code) streamer_read_uhwi (ib); | |
643 | return build_omp_clause (UNKNOWN_LOCATION, subcode); | |
644 | } | |
f0efc7aa DN |
645 | else |
646 | { | |
b9393656 | 647 | /* For all other nodes, materialize the tree with a raw |
f0efc7aa | 648 | make_node call. */ |
b9393656 | 649 | result = make_node (code); |
f0efc7aa DN |
650 | } |
651 | ||
f0efc7aa DN |
652 | return result; |
653 | } | |
654 | ||
655 | ||
656 | /* Read all pointer fields in the TS_COMMON structure of EXPR from input | |
657 | block IB. DATA_IN contains tables and descriptors for the | |
658 | file being read. */ | |
659 | ||
660 | ||
661 | static void | |
99b1c316 MS |
662 | lto_input_ts_common_tree_pointers (class lto_input_block *ib, |
663 | class data_in *data_in, tree expr) | |
f0efc7aa DN |
664 | { |
665 | if (TREE_CODE (expr) != IDENTIFIER_NODE) | |
33e23881 | 666 | TREE_TYPE (expr) = stream_read_tree_ref (ib, data_in); |
f0efc7aa DN |
667 | } |
668 | ||
669 | ||
670 | /* Read all pointer fields in the TS_VECTOR structure of EXPR from input | |
671 | block IB. DATA_IN contains tables and descriptors for the | |
672 | file being read. */ | |
673 | ||
674 | static void | |
99b1c316 MS |
675 | lto_input_ts_vector_tree_pointers (class lto_input_block *ib, |
676 | class data_in *data_in, tree expr) | |
f0efc7aa | 677 | { |
734914b6 RS |
678 | unsigned int count = vector_cst_encoded_nelts (expr); |
679 | for (unsigned int i = 0; i < count; ++i) | |
33e23881 | 680 | VECTOR_CST_ENCODED_ELT (expr, i) = stream_read_tree_ref (ib, data_in); |
f0efc7aa DN |
681 | } |
682 | ||
683 | ||
36fd6408 RS |
684 | /* Read all pointer fields in the TS_POLY_INT_CST structure of EXPR from |
685 | input block IB. DATA_IN contains tables and descriptors for the | |
686 | file being read. */ | |
687 | ||
688 | static void | |
99b1c316 MS |
689 | lto_input_ts_poly_tree_pointers (class lto_input_block *ib, |
690 | class data_in *data_in, tree expr) | |
36fd6408 RS |
691 | { |
692 | for (unsigned int i = 0; i < NUM_POLY_INT_COEFFS; ++i) | |
33e23881 | 693 | POLY_INT_CST_COEFF (expr, i) = stream_read_tree_ref (ib, data_in); |
36fd6408 RS |
694 | } |
695 | ||
696 | ||
f0efc7aa DN |
697 | /* Read all pointer fields in the TS_COMPLEX structure of EXPR from input |
698 | block IB. DATA_IN contains tables and descriptors for the | |
699 | file being read. */ | |
700 | ||
701 | static void | |
99b1c316 MS |
702 | lto_input_ts_complex_tree_pointers (class lto_input_block *ib, |
703 | class data_in *data_in, tree expr) | |
f0efc7aa | 704 | { |
33e23881 JH |
705 | TREE_REALPART (expr) = stream_read_tree_ref (ib, data_in); |
706 | TREE_IMAGPART (expr) = stream_read_tree_ref (ib, data_in); | |
f0efc7aa DN |
707 | } |
708 | ||
709 | ||
710 | /* Read all pointer fields in the TS_DECL_MINIMAL structure of EXPR | |
711 | from input block IB. DATA_IN contains tables and descriptors for the | |
712 | file being read. */ | |
713 | ||
714 | static void | |
99b1c316 MS |
715 | lto_input_ts_decl_minimal_tree_pointers (class lto_input_block *ib, |
716 | class data_in *data_in, tree expr) | |
f0efc7aa | 717 | { |
33e23881 JH |
718 | DECL_NAME (expr) = stream_read_tree_ref (ib, data_in); |
719 | DECL_CONTEXT (expr) = stream_read_tree_ref (ib, data_in); | |
f0efc7aa DN |
720 | } |
721 | ||
722 | ||
723 | /* Read all pointer fields in the TS_DECL_COMMON structure of EXPR from | |
724 | input block IB. DATA_IN contains tables and descriptors for the | |
725 | file being read. */ | |
726 | ||
727 | static void | |
99b1c316 MS |
728 | lto_input_ts_decl_common_tree_pointers (class lto_input_block *ib, |
729 | class data_in *data_in, tree expr) | |
f0efc7aa | 730 | { |
33e23881 JH |
731 | DECL_SIZE (expr) = stream_read_tree_ref (ib, data_in); |
732 | DECL_SIZE_UNIT (expr) = stream_read_tree_ref (ib, data_in); | |
733 | DECL_ATTRIBUTES (expr) = stream_read_tree_ref (ib, data_in); | |
734 | DECL_ABSTRACT_ORIGIN (expr) = stream_read_tree_ref (ib, data_in); | |
f0efc7aa | 735 | |
8813a647 | 736 | if ((VAR_P (expr) || TREE_CODE (expr) == PARM_DECL) |
f0efc7aa | 737 | && DECL_HAS_VALUE_EXPR_P (expr)) |
33e23881 | 738 | SET_DECL_VALUE_EXPR (expr, stream_read_tree_ref (ib, data_in)); |
f0efc7aa | 739 | |
c1a7ca7c RB |
740 | if (VAR_P (expr) |
741 | && DECL_HAS_DEBUG_EXPR_P (expr)) | |
f0efc7aa | 742 | { |
33e23881 | 743 | tree dexpr = stream_read_tree_ref (ib, data_in); |
f0efc7aa DN |
744 | if (dexpr) |
745 | SET_DECL_DEBUG_EXPR (expr, dexpr); | |
746 | } | |
747 | } | |
748 | ||
749 | ||
750 | /* Read all pointer fields in the TS_DECL_NON_COMMON structure of | |
751 | EXPR from input block IB. DATA_IN contains tables and descriptors for the | |
752 | file being read. */ | |
753 | ||
754 | static void | |
99b1c316 MS |
755 | lto_input_ts_decl_non_common_tree_pointers (class lto_input_block *, |
756 | class data_in *, tree) | |
f0efc7aa | 757 | { |
f0efc7aa DN |
758 | } |
759 | ||
760 | ||
761 | /* Read all pointer fields in the TS_DECL_WITH_VIS structure of EXPR | |
762 | from input block IB. DATA_IN contains tables and descriptors for the | |
763 | file being read. */ | |
764 | ||
765 | static void | |
99b1c316 MS |
766 | lto_input_ts_decl_with_vis_tree_pointers (class lto_input_block *ib, |
767 | class data_in *data_in, tree expr) | |
f0efc7aa DN |
768 | { |
769 | tree id; | |
770 | ||
33e23881 | 771 | id = stream_read_tree_ref (ib, data_in); |
f0efc7aa DN |
772 | if (id) |
773 | { | |
774 | gcc_assert (TREE_CODE (id) == IDENTIFIER_NODE); | |
775 | SET_DECL_ASSEMBLER_NAME (expr, id); | |
776 | } | |
f0efc7aa DN |
777 | } |
778 | ||
779 | ||
780 | /* Read all pointer fields in the TS_FIELD_DECL structure of EXPR from | |
781 | input block IB. DATA_IN contains tables and descriptors for the | |
782 | file being read. */ | |
783 | ||
784 | static void | |
99b1c316 MS |
785 | lto_input_ts_field_decl_tree_pointers (class lto_input_block *ib, |
786 | class data_in *data_in, tree expr) | |
f0efc7aa | 787 | { |
33e23881 JH |
788 | DECL_FIELD_OFFSET (expr) = stream_read_tree_ref (ib, data_in); |
789 | DECL_BIT_FIELD_TYPE (expr) = stream_read_tree_ref (ib, data_in); | |
790 | DECL_BIT_FIELD_REPRESENTATIVE (expr) = stream_read_tree_ref (ib, data_in); | |
791 | DECL_FIELD_BIT_OFFSET (expr) = stream_read_tree_ref (ib, data_in); | |
f0efc7aa DN |
792 | } |
793 | ||
794 | ||
795 | /* Read all pointer fields in the TS_FUNCTION_DECL structure of EXPR | |
796 | from input block IB. DATA_IN contains tables and descriptors for the | |
797 | file being read. */ | |
798 | ||
799 | static void | |
99b1c316 MS |
800 | lto_input_ts_function_decl_tree_pointers (class lto_input_block *ib, |
801 | class data_in *data_in, tree expr) | |
f0efc7aa | 802 | { |
aaf8a23e | 803 | /* DECL_STRUCT_FUNCTION is loaded on demand by cgraph_get_body. */ |
33e23881 | 804 | DECL_FUNCTION_PERSONALITY (expr) = stream_read_tree_ref (ib, data_in); |
1b34e6e2 | 805 | #ifndef ACCEL_COMPILER |
33e23881 | 806 | DECL_FUNCTION_SPECIFIC_TARGET (expr) = stream_read_tree_ref (ib, data_in); |
1b34e6e2 | 807 | #endif |
33e23881 JH |
808 | DECL_FUNCTION_SPECIFIC_OPTIMIZATION (expr) |
809 | = stream_read_tree_ref (ib, data_in); | |
3cd36125 TV |
810 | #ifdef ACCEL_COMPILER |
811 | { | |
812 | tree opts = DECL_FUNCTION_SPECIFIC_OPTIMIZATION (expr); | |
813 | if (opts) | |
814 | { | |
ba948b37 | 815 | struct gcc_options tmp, tmp_set; |
3cd36125 | 816 | init_options_struct (&tmp, NULL); |
ba948b37 JJ |
817 | memset (&tmp_set, 0, sizeof (tmp_set)); |
818 | cl_optimization_restore (&tmp, &tmp_set, TREE_OPTIMIZATION (opts)); | |
819 | finish_options (&tmp, &tmp_set, UNKNOWN_LOCATION); | |
820 | opts = build_optimization_node (&tmp, &tmp_set); | |
3cd36125 TV |
821 | DECL_FUNCTION_SPECIFIC_OPTIMIZATION (expr) = opts; |
822 | } | |
823 | } | |
824 | #endif | |
f0efc7aa DN |
825 | } |
826 | ||
827 | ||
828 | /* Read all pointer fields in the TS_TYPE_COMMON structure of EXPR from | |
829 | input block IB. DATA_IN contains tables and descriptors for the file | |
830 | being read. */ | |
831 | ||
832 | static void | |
99b1c316 MS |
833 | lto_input_ts_type_common_tree_pointers (class lto_input_block *ib, |
834 | class data_in *data_in, tree expr) | |
f0efc7aa | 835 | { |
33e23881 JH |
836 | TYPE_SIZE (expr) = stream_read_tree_ref (ib, data_in); |
837 | TYPE_SIZE_UNIT (expr) = stream_read_tree_ref (ib, data_in); | |
838 | TYPE_ATTRIBUTES (expr) = stream_read_tree_ref (ib, data_in); | |
839 | TYPE_NAME (expr) = stream_read_tree_ref (ib, data_in); | |
f0efc7aa DN |
840 | /* Do not stream TYPE_POINTER_TO or TYPE_REFERENCE_TO. They will be |
841 | reconstructed during fixup. */ | |
842 | /* Do not stream TYPE_NEXT_VARIANT, we reconstruct the variant lists | |
843 | during fixup. */ | |
33e23881 JH |
844 | TYPE_MAIN_VARIANT (expr) = stream_read_tree_ref (ib, data_in); |
845 | TYPE_CONTEXT (expr) = stream_read_tree_ref (ib, data_in); | |
f0efc7aa DN |
846 | /* TYPE_CANONICAL gets re-computed during type merging. */ |
847 | TYPE_CANONICAL (expr) = NULL_TREE; | |
f0efc7aa DN |
848 | } |
849 | ||
850 | /* Read all pointer fields in the TS_TYPE_NON_COMMON structure of EXPR | |
851 | from input block IB. DATA_IN contains tables and descriptors for the | |
852 | file being read. */ | |
853 | ||
854 | static void | |
99b1c316 MS |
855 | lto_input_ts_type_non_common_tree_pointers (class lto_input_block *ib, |
856 | class data_in *data_in, | |
f0efc7aa DN |
857 | tree expr) |
858 | { | |
3fb68f2e | 859 | if (TREE_CODE (expr) == ARRAY_TYPE) |
33e23881 | 860 | TYPE_DOMAIN (expr) = stream_read_tree_ref (ib, data_in); |
010f4e27 | 861 | else if (RECORD_OR_UNION_TYPE_P (expr)) |
4acd1c84 | 862 | TYPE_FIELDS (expr) = streamer_read_chain (ib, data_in); |
f0efc7aa | 863 | else if (TREE_CODE (expr) == FUNCTION_TYPE |
010f4e27 | 864 | || TREE_CODE (expr) == METHOD_TYPE) |
33e23881 | 865 | TYPE_ARG_TYPES (expr) = stream_read_tree_ref (ib, data_in); |
010f4e27 JH |
866 | |
867 | if (!POINTER_TYPE_P (expr)) | |
33e23881 JH |
868 | TYPE_MIN_VALUE_RAW (expr) = stream_read_tree_ref (ib, data_in); |
869 | TYPE_MAX_VALUE_RAW (expr) = stream_read_tree_ref (ib, data_in); | |
f0efc7aa DN |
870 | } |
871 | ||
872 | ||
873 | /* Read all pointer fields in the TS_LIST structure of EXPR from input | |
874 | block IB. DATA_IN contains tables and descriptors for the | |
875 | file being read. */ | |
876 | ||
877 | static void | |
99b1c316 MS |
878 | lto_input_ts_list_tree_pointers (class lto_input_block *ib, |
879 | class data_in *data_in, tree expr) | |
f0efc7aa | 880 | { |
33e23881 JH |
881 | TREE_PURPOSE (expr) = stream_read_tree_ref (ib, data_in); |
882 | TREE_VALUE (expr) = stream_read_tree_ref (ib, data_in); | |
883 | TREE_CHAIN (expr) = stream_read_tree_ref (ib, data_in); | |
f0efc7aa DN |
884 | } |
885 | ||
886 | ||
887 | /* Read all pointer fields in the TS_VEC structure of EXPR from input | |
888 | block IB. DATA_IN contains tables and descriptors for the | |
889 | file being read. */ | |
890 | ||
891 | static void | |
99b1c316 MS |
892 | lto_input_ts_vec_tree_pointers (class lto_input_block *ib, |
893 | class data_in *data_in, tree expr) | |
f0efc7aa DN |
894 | { |
895 | int i; | |
896 | ||
412288f1 | 897 | /* Note that TREE_VEC_LENGTH was read by streamer_alloc_tree to |
f0efc7aa DN |
898 | instantiate EXPR. */ |
899 | for (i = 0; i < TREE_VEC_LENGTH (expr); i++) | |
33e23881 | 900 | TREE_VEC_ELT (expr, i) = stream_read_tree_ref (ib, data_in); |
f0efc7aa DN |
901 | } |
902 | ||
903 | ||
904 | /* Read all pointer fields in the TS_EXP structure of EXPR from input | |
905 | block IB. DATA_IN contains tables and descriptors for the | |
906 | file being read. */ | |
907 | ||
908 | ||
909 | static void | |
99b1c316 MS |
910 | lto_input_ts_exp_tree_pointers (class lto_input_block *ib, |
911 | class data_in *data_in, tree expr) | |
f0efc7aa | 912 | { |
0127aae4 | 913 | int i; |
eaeec5ec | 914 | tree block; |
f0efc7aa | 915 | |
0127aae4 | 916 | for (i = 0; i < TREE_OPERAND_LENGTH (expr); i++) |
33e23881 | 917 | TREE_OPERAND (expr, i) = stream_read_tree_ref (ib, data_in); |
f0efc7aa | 918 | |
33e23881 | 919 | block = stream_read_tree_ref (ib, data_in); |
eaeec5ec JH |
920 | |
921 | /* TODO: Block is stored in the locus information. It may make more sense to | |
922 | to make it go via the location cache. */ | |
923 | if (block) | |
924 | { | |
925 | data_in->location_cache.apply_location_cache (); | |
926 | TREE_SET_BLOCK (expr, block); | |
927 | } | |
f0efc7aa DN |
928 | } |
929 | ||
930 | ||
931 | /* Read all pointer fields in the TS_BLOCK structure of EXPR from input | |
932 | block IB. DATA_IN contains tables and descriptors for the | |
933 | file being read. */ | |
934 | ||
935 | static void | |
99b1c316 MS |
936 | lto_input_ts_block_tree_pointers (class lto_input_block *ib, |
937 | class data_in *data_in, tree expr) | |
f0efc7aa | 938 | { |
412288f1 | 939 | BLOCK_VARS (expr) = streamer_read_chain (ib, data_in); |
f0efc7aa | 940 | |
33e23881 JH |
941 | BLOCK_SUPERCONTEXT (expr) = stream_read_tree_ref (ib, data_in); |
942 | BLOCK_ABSTRACT_ORIGIN (expr) = stream_read_tree_ref (ib, data_in); | |
50258c4d RB |
943 | /* We may end up prevailing a decl with DECL_ORIGIN (t) != t here |
944 | which breaks the invariant that BLOCK_ABSTRACT_ORIGIN is the | |
945 | ultimate origin. Fixup here. | |
946 | ??? This should get fixed with moving to DIE references. */ | |
947 | if (DECL_P (BLOCK_ORIGIN (expr))) | |
948 | BLOCK_ABSTRACT_ORIGIN (expr) = DECL_ORIGIN (BLOCK_ABSTRACT_ORIGIN (expr)); | |
5c1eb617 RG |
949 | /* Do not stream BLOCK_NONLOCALIZED_VARS. We cannot handle debug information |
950 | for early inlined BLOCKs so drop it on the floor instead of ICEing in | |
e53b6e56 | 951 | dwarf2out.cc. */ |
5c1eb617 RG |
952 | |
953 | /* BLOCK_FRAGMENT_ORIGIN and BLOCK_FRAGMENT_CHAIN is not live at LTO | |
954 | streaming time. */ | |
f0efc7aa DN |
955 | |
956 | /* We re-compute BLOCK_SUBBLOCKS of our parent here instead | |
957 | of streaming it. For non-BLOCK BLOCK_SUPERCONTEXTs we still | |
958 | stream the child relationship explicitly. */ | |
959 | if (BLOCK_SUPERCONTEXT (expr) | |
960 | && TREE_CODE (BLOCK_SUPERCONTEXT (expr)) == BLOCK) | |
961 | { | |
962 | BLOCK_CHAIN (expr) = BLOCK_SUBBLOCKS (BLOCK_SUPERCONTEXT (expr)); | |
963 | BLOCK_SUBBLOCKS (BLOCK_SUPERCONTEXT (expr)) = expr; | |
964 | } | |
965 | ||
966 | /* The global block is rooted at the TU decl. Hook it here to | |
967 | avoid the need to stream in this block during WPA time. */ | |
968 | else if (BLOCK_SUPERCONTEXT (expr) | |
969 | && TREE_CODE (BLOCK_SUPERCONTEXT (expr)) == TRANSLATION_UNIT_DECL) | |
970 | DECL_INITIAL (BLOCK_SUPERCONTEXT (expr)) = expr; | |
971 | ||
972 | /* The function-level block is connected at the time we read in | |
973 | function bodies for the same reason. */ | |
974 | } | |
975 | ||
976 | ||
977 | /* Read all pointer fields in the TS_BINFO structure of EXPR from input | |
978 | block IB. DATA_IN contains tables and descriptors for the | |
979 | file being read. */ | |
980 | ||
981 | static void | |
99b1c316 MS |
982 | lto_input_ts_binfo_tree_pointers (class lto_input_block *ib, |
983 | class data_in *data_in, tree expr) | |
f0efc7aa | 984 | { |
f0efc7aa DN |
985 | tree t; |
986 | ||
987 | /* Note that the number of slots in EXPR was read in | |
412288f1 | 988 | streamer_alloc_tree when instantiating EXPR. However, the |
9771b263 | 989 | vector is empty so we cannot rely on vec::length to know how many |
f0efc7aa DN |
990 | elements to read. So, this list is emitted as a 0-terminated |
991 | list on the writer side. */ | |
992 | do | |
993 | { | |
33e23881 | 994 | t = stream_read_tree_ref (ib, data_in); |
f0efc7aa | 995 | if (t) |
9771b263 | 996 | BINFO_BASE_BINFOS (expr)->quick_push (t); |
f0efc7aa DN |
997 | } |
998 | while (t); | |
999 | ||
33e23881 JH |
1000 | BINFO_OFFSET (expr) = stream_read_tree_ref (ib, data_in); |
1001 | BINFO_VTABLE (expr) = stream_read_tree_ref (ib, data_in); | |
f0efc7aa | 1002 | |
0c172706 JH |
1003 | /* Do not walk BINFO_INHERITANCE_CHAIN, BINFO_SUBVTT_INDEX, |
1004 | BINFO_BASE_ACCESSES and BINFO_VPTR_INDEX; these are used by C++ FE | |
1005 | only. */ | |
f0efc7aa DN |
1006 | } |
1007 | ||
1008 | ||
1009 | /* Read all pointer fields in the TS_CONSTRUCTOR structure of EXPR from | |
1010 | input block IB. DATA_IN contains tables and descriptors for the | |
1011 | file being read. */ | |
1012 | ||
1013 | static void | |
99b1c316 MS |
1014 | lto_input_ts_constructor_tree_pointers (class lto_input_block *ib, |
1015 | class data_in *data_in, tree expr) | |
f0efc7aa | 1016 | { |
0127aae4 | 1017 | unsigned i; |
f0efc7aa | 1018 | |
0127aae4 | 1019 | for (i = 0; i < CONSTRUCTOR_NELTS (expr); i++) |
f0efc7aa | 1020 | { |
0127aae4 | 1021 | constructor_elt e; |
33e23881 JH |
1022 | e.index = stream_read_tree_ref (ib, data_in); |
1023 | e.value = stream_read_tree_ref (ib, data_in); | |
9771b263 | 1024 | (*CONSTRUCTOR_ELTS (expr))[i] = e; |
f0efc7aa DN |
1025 | } |
1026 | } | |
1027 | ||
1028 | ||
c193f58b JJ |
1029 | /* Read all pointer fields in the TS_OMP_CLAUSE structure of EXPR from |
1030 | input block IB. DATA_IN contains tables and descriptors for the | |
1031 | file being read. */ | |
1032 | ||
1033 | static void | |
99b1c316 MS |
1034 | lto_input_ts_omp_clause_tree_pointers (class lto_input_block *ib, |
1035 | class data_in *data_in, tree expr) | |
c193f58b JJ |
1036 | { |
1037 | int i; | |
1038 | ||
1039 | for (i = 0; i < omp_clause_num_ops[OMP_CLAUSE_CODE (expr)]; i++) | |
33e23881 JH |
1040 | OMP_CLAUSE_OPERAND (expr, i) = stream_read_tree_ref (ib, data_in); |
1041 | OMP_CLAUSE_CHAIN (expr) = stream_read_tree_ref (ib, data_in); | |
c193f58b JJ |
1042 | } |
1043 | ||
1044 | ||
b9393656 DN |
1045 | /* Read all pointer fields in EXPR from input block IB. DATA_IN |
1046 | contains tables and descriptors for the file being read. */ | |
f0efc7aa | 1047 | |
b9393656 | 1048 | void |
99b1c316 | 1049 | streamer_read_tree_body (class lto_input_block *ib, class data_in *data_in, |
f0efc7aa DN |
1050 | tree expr) |
1051 | { | |
1052 | enum tree_code code; | |
1053 | ||
1054 | code = TREE_CODE (expr); | |
1055 | ||
1056 | if (CODE_CONTAINS_STRUCT (code, TS_TYPED)) | |
1057 | lto_input_ts_common_tree_pointers (ib, data_in, expr); | |
1058 | ||
1059 | if (CODE_CONTAINS_STRUCT (code, TS_VECTOR)) | |
1060 | lto_input_ts_vector_tree_pointers (ib, data_in, expr); | |
1061 | ||
36fd6408 RS |
1062 | if (CODE_CONTAINS_STRUCT (code, TS_POLY_INT_CST)) |
1063 | lto_input_ts_poly_tree_pointers (ib, data_in, expr); | |
1064 | ||
f0efc7aa DN |
1065 | if (CODE_CONTAINS_STRUCT (code, TS_COMPLEX)) |
1066 | lto_input_ts_complex_tree_pointers (ib, data_in, expr); | |
1067 | ||
1068 | if (CODE_CONTAINS_STRUCT (code, TS_DECL_MINIMAL)) | |
1069 | lto_input_ts_decl_minimal_tree_pointers (ib, data_in, expr); | |
1070 | ||
1071 | if (CODE_CONTAINS_STRUCT (code, TS_DECL_COMMON)) | |
1072 | lto_input_ts_decl_common_tree_pointers (ib, data_in, expr); | |
1073 | ||
1074 | if (CODE_CONTAINS_STRUCT (code, TS_DECL_NON_COMMON)) | |
1075 | lto_input_ts_decl_non_common_tree_pointers (ib, data_in, expr); | |
1076 | ||
1077 | if (CODE_CONTAINS_STRUCT (code, TS_DECL_WITH_VIS)) | |
1078 | lto_input_ts_decl_with_vis_tree_pointers (ib, data_in, expr); | |
1079 | ||
1080 | if (CODE_CONTAINS_STRUCT (code, TS_FIELD_DECL)) | |
1081 | lto_input_ts_field_decl_tree_pointers (ib, data_in, expr); | |
1082 | ||
1083 | if (CODE_CONTAINS_STRUCT (code, TS_FUNCTION_DECL)) | |
1084 | lto_input_ts_function_decl_tree_pointers (ib, data_in, expr); | |
1085 | ||
1086 | if (CODE_CONTAINS_STRUCT (code, TS_TYPE_COMMON)) | |
1087 | lto_input_ts_type_common_tree_pointers (ib, data_in, expr); | |
1088 | ||
1089 | if (CODE_CONTAINS_STRUCT (code, TS_TYPE_NON_COMMON)) | |
1090 | lto_input_ts_type_non_common_tree_pointers (ib, data_in, expr); | |
1091 | ||
1092 | if (CODE_CONTAINS_STRUCT (code, TS_LIST)) | |
1093 | lto_input_ts_list_tree_pointers (ib, data_in, expr); | |
1094 | ||
1095 | if (CODE_CONTAINS_STRUCT (code, TS_VEC)) | |
1096 | lto_input_ts_vec_tree_pointers (ib, data_in, expr); | |
1097 | ||
1098 | if (CODE_CONTAINS_STRUCT (code, TS_EXP)) | |
1099 | lto_input_ts_exp_tree_pointers (ib, data_in, expr); | |
1100 | ||
1101 | if (CODE_CONTAINS_STRUCT (code, TS_BLOCK)) | |
1102 | lto_input_ts_block_tree_pointers (ib, data_in, expr); | |
1103 | ||
1104 | if (CODE_CONTAINS_STRUCT (code, TS_BINFO)) | |
1105 | lto_input_ts_binfo_tree_pointers (ib, data_in, expr); | |
1106 | ||
1107 | if (CODE_CONTAINS_STRUCT (code, TS_CONSTRUCTOR)) | |
1108 | lto_input_ts_constructor_tree_pointers (ib, data_in, expr); | |
c193f58b JJ |
1109 | |
1110 | if (code == OMP_CLAUSE) | |
1111 | lto_input_ts_omp_clause_tree_pointers (ib, data_in, expr); | |
f0efc7aa DN |
1112 | } |
1113 | ||
1114 | ||
f0efc7aa DN |
1115 | /* Read an index IX from input block IB and return the tree node at |
1116 | DATA_IN->FILE_DATA->GLOBALS_INDEX[IX]. */ | |
1117 | ||
b9393656 | 1118 | tree |
99b1c316 | 1119 | streamer_get_pickled_tree (class lto_input_block *ib, class data_in *data_in) |
f0efc7aa DN |
1120 | { |
1121 | unsigned HOST_WIDE_INT ix; | |
1122 | tree result; | |
1123 | enum LTO_tags expected_tag; | |
1124 | ||
412288f1 | 1125 | ix = streamer_read_uhwi (ib); |
ee03e71d | 1126 | result = streamer_tree_cache_get_tree (data_in->reader_cache, ix); |
a746f952 JH |
1127 | |
1128 | if (streamer_debugging) | |
1129 | { | |
1130 | expected_tag = streamer_read_enum (ib, LTO_tags, LTO_NUM_TAGS); | |
1131 | gcc_assert (result | |
1132 | && TREE_CODE (result) == lto_tag_to_tree_code (expected_tag)); | |
1133 | } | |
f0efc7aa DN |
1134 | |
1135 | return result; | |
1136 | } |