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1/* SPDX-License-Identifier: GPL-2.0 */
2#ifndef GCC_COMMON_H_INCLUDED
3#define GCC_COMMON_H_INCLUDED
4
5#include "bversion.h"
6#if BUILDING_GCC_VERSION >= 6000
7#include "gcc-plugin.h"
8#else
9#include "plugin.h"
10#endif
11#include "plugin-version.h"
12#include "config.h"
13#include "system.h"
14#include "coretypes.h"
15#include "tm.h"
16#include "line-map.h"
17#include "input.h"
18#include "tree.h"
19
20#include "tree-inline.h"
21#include "version.h"
22#include "rtl.h"
23#include "tm_p.h"
24#include "flags.h"
25#include "hard-reg-set.h"
26#include "output.h"
27#include "except.h"
28#include "function.h"
29#include "toplev.h"
30#if BUILDING_GCC_VERSION >= 5000
31#include "expr.h"
32#endif
33#include "basic-block.h"
34#include "intl.h"
35#include "ggc.h"
36#include "timevar.h"
37
38#include "params.h"
39
40#if BUILDING_GCC_VERSION <= 4009
41#include "pointer-set.h"
42#else
43#include "hash-map.h"
44#endif
45
46#if BUILDING_GCC_VERSION >= 7000
47#include "memmodel.h"
48#endif
49#include "emit-rtl.h"
50#include "debug.h"
51#include "target.h"
52#include "langhooks.h"
53#include "cfgloop.h"
54#include "cgraph.h"
55#include "opts.h"
56
57#if BUILDING_GCC_VERSION == 4005
58#include <sys/mman.h>
59#endif
60
61#if BUILDING_GCC_VERSION >= 4007
62#include "tree-pretty-print.h"
63#include "gimple-pretty-print.h"
64#endif
65
66#if BUILDING_GCC_VERSION >= 4006
67/*
68 * The c-family headers were moved into a subdirectory in GCC version
69 * 4.7, but most plugin-building users of GCC 4.6 are using the Debian
70 * or Ubuntu package, which has an out-of-tree patch to move this to the
71 * same location as found in 4.7 and later:
72 * https://sources.debian.net/src/gcc-4.6/4.6.3-14/debian/patches/pr45078.diff/
73 */
74#include "c-family/c-common.h"
75#else
76#include "c-common.h"
77#endif
78
79#if BUILDING_GCC_VERSION <= 4008
80#include "tree-flow.h"
81#else
82#include "tree-cfgcleanup.h"
83#include "tree-ssa-operands.h"
84#include "tree-into-ssa.h"
85#endif
86
87#if BUILDING_GCC_VERSION >= 4008
88#include "is-a.h"
89#endif
90
91#include "diagnostic.h"
92#include "tree-dump.h"
93#include "tree-pass.h"
94#if BUILDING_GCC_VERSION >= 4009
95#include "pass_manager.h"
96#endif
97#include "predict.h"
98#include "ipa-utils.h"
99
100#if BUILDING_GCC_VERSION >= 8000
101#include "stringpool.h"
102#endif
103
104#if BUILDING_GCC_VERSION >= 4009
105#include "attribs.h"
106#include "varasm.h"
107#include "stor-layout.h"
108#include "internal-fn.h"
109#include "gimple-expr.h"
110#include "gimple-fold.h"
111#include "context.h"
112#include "tree-ssa-alias.h"
113#include "tree-ssa.h"
114#include "stringpool.h"
115#if BUILDING_GCC_VERSION >= 7000
116#include "tree-vrp.h"
117#endif
118#include "tree-ssanames.h"
119#include "print-tree.h"
120#include "tree-eh.h"
121#include "stmt.h"
122#include "gimplify.h"
123#endif
124
125#include "gimple.h"
126
127#if BUILDING_GCC_VERSION >= 4009
128#include "tree-ssa-operands.h"
129#include "tree-phinodes.h"
130#include "tree-cfg.h"
131#include "gimple-iterator.h"
132#include "gimple-ssa.h"
133#include "ssa-iterators.h"
134#endif
135
136#if BUILDING_GCC_VERSION >= 5000
137#include "builtins.h"
138#endif
139
140/* missing from basic_block.h... */
141void debug_dominance_info(enum cdi_direction dir);
142void debug_dominance_tree(enum cdi_direction dir, basic_block root);
143
144#if BUILDING_GCC_VERSION == 4006
145void debug_gimple_stmt(gimple);
146void debug_gimple_seq(gimple_seq);
147void print_gimple_seq(FILE *, gimple_seq, int, int);
148void print_gimple_stmt(FILE *, gimple, int, int);
149void print_gimple_expr(FILE *, gimple, int, int);
150void dump_gimple_stmt(pretty_printer *, gimple, int, int);
151#endif
152
153#ifndef __unused
154#define __unused __attribute__((__unused__))
155#endif
156#ifndef __visible
157#define __visible __attribute__((visibility("default")))
158#endif
159
160#define DECL_NAME_POINTER(node) IDENTIFIER_POINTER(DECL_NAME(node))
161#define DECL_NAME_LENGTH(node) IDENTIFIER_LENGTH(DECL_NAME(node))
162#define TYPE_NAME_POINTER(node) IDENTIFIER_POINTER(TYPE_NAME(node))
163#define TYPE_NAME_LENGTH(node) IDENTIFIER_LENGTH(TYPE_NAME(node))
164
165/* should come from c-tree.h if only it were installed for gcc 4.5... */
166#define C_TYPE_FIELDS_READONLY(TYPE) TREE_LANG_FLAG_1(TYPE)
167
168static inline tree build_const_char_string(int len, const char *str)
169{
170 tree cstr, elem, index, type;
171
172 cstr = build_string(len, str);
173 elem = build_type_variant(char_type_node, 1, 0);
174 index = build_index_type(size_int(len - 1));
175 type = build_array_type(elem, index);
176 TREE_TYPE(cstr) = type;
177 TREE_CONSTANT(cstr) = 1;
178 TREE_READONLY(cstr) = 1;
179 TREE_STATIC(cstr) = 1;
180 return cstr;
181}
182
183#define PASS_INFO(NAME, REF, ID, POS) \
184struct register_pass_info NAME##_pass_info = { \
185 .pass = make_##NAME##_pass(), \
186 .reference_pass_name = REF, \
187 .ref_pass_instance_number = ID, \
188 .pos_op = POS, \
189}
190
191#if BUILDING_GCC_VERSION == 4005
192#define FOR_EACH_LOCAL_DECL(FUN, I, D) \
193 for (tree vars = (FUN)->local_decls, (I) = 0; \
194 vars && ((D) = TREE_VALUE(vars)); \
195 vars = TREE_CHAIN(vars), (I)++)
196#define DECL_CHAIN(NODE) (TREE_CHAIN(DECL_MINIMAL_CHECK(NODE)))
197#define FOR_EACH_VEC_ELT(T, V, I, P) \
198 for (I = 0; VEC_iterate(T, (V), (I), (P)); ++(I))
199#define TODO_rebuild_cgraph_edges 0
200#define SCOPE_FILE_SCOPE_P(EXP) (!(EXP))
201
202#ifndef O_BINARY
203#define O_BINARY 0
204#endif
205
206typedef struct varpool_node *varpool_node_ptr;
207
208static inline bool gimple_call_builtin_p(gimple stmt, enum built_in_function code)
209{
210 tree fndecl;
211
212 if (!is_gimple_call(stmt))
213 return false;
214 fndecl = gimple_call_fndecl(stmt);
215 if (!fndecl || DECL_BUILT_IN_CLASS(fndecl) != BUILT_IN_NORMAL)
216 return false;
217 return DECL_FUNCTION_CODE(fndecl) == code;
218}
219
220static inline bool is_simple_builtin(tree decl)
221{
222 if (decl && DECL_BUILT_IN_CLASS(decl) != BUILT_IN_NORMAL)
223 return false;
224
225 switch (DECL_FUNCTION_CODE(decl)) {
226 /* Builtins that expand to constants. */
227 case BUILT_IN_CONSTANT_P:
228 case BUILT_IN_EXPECT:
229 case BUILT_IN_OBJECT_SIZE:
230 case BUILT_IN_UNREACHABLE:
231 /* Simple register moves or loads from stack. */
232 case BUILT_IN_RETURN_ADDRESS:
233 case BUILT_IN_EXTRACT_RETURN_ADDR:
234 case BUILT_IN_FROB_RETURN_ADDR:
235 case BUILT_IN_RETURN:
236 case BUILT_IN_AGGREGATE_INCOMING_ADDRESS:
237 case BUILT_IN_FRAME_ADDRESS:
238 case BUILT_IN_VA_END:
239 case BUILT_IN_STACK_SAVE:
240 case BUILT_IN_STACK_RESTORE:
241 /* Exception state returns or moves registers around. */
242 case BUILT_IN_EH_FILTER:
243 case BUILT_IN_EH_POINTER:
244 case BUILT_IN_EH_COPY_VALUES:
245 return true;
246
247 default:
248 return false;
249 }
250}
251
252static inline void add_local_decl(struct function *fun, tree d)
253{
254 gcc_assert(TREE_CODE(d) == VAR_DECL);
255 fun->local_decls = tree_cons(NULL_TREE, d, fun->local_decls);
256}
257#endif
258
259#if BUILDING_GCC_VERSION <= 4006
260#define ANY_RETURN_P(rtx) (GET_CODE(rtx) == RETURN)
261#define C_DECL_REGISTER(EXP) DECL_LANG_FLAG_4(EXP)
262#define EDGE_PRESERVE 0ULL
263#define HOST_WIDE_INT_PRINT_HEX_PURE "%" HOST_WIDE_INT_PRINT "x"
264#define flag_fat_lto_objects true
265
266#define get_random_seed(noinit) ({ \
267 unsigned HOST_WIDE_INT seed; \
268 sscanf(get_random_seed(noinit), "%" HOST_WIDE_INT_PRINT "x", &seed); \
269 seed * seed; })
270
271#define int_const_binop(code, arg1, arg2) \
272 int_const_binop((code), (arg1), (arg2), 0)
273
274static inline bool gimple_clobber_p(gimple s __unused)
275{
276 return false;
277}
278
279static inline bool gimple_asm_clobbers_memory_p(const_gimple stmt)
280{
281 unsigned i;
282
283 for (i = 0; i < gimple_asm_nclobbers(stmt); i++) {
284 tree op = gimple_asm_clobber_op(stmt, i);
285
286 if (!strcmp(TREE_STRING_POINTER(TREE_VALUE(op)), "memory"))
287 return true;
288 }
289
290 return false;
291}
292
293static inline tree builtin_decl_implicit(enum built_in_function fncode)
294{
295 return implicit_built_in_decls[fncode];
296}
297
298static inline int ipa_reverse_postorder(struct cgraph_node **order)
299{
300 return cgraph_postorder(order);
301}
302
303static inline struct cgraph_node *cgraph_create_node(tree decl)
304{
305 return cgraph_node(decl);
306}
307
308static inline struct cgraph_node *cgraph_get_create_node(tree decl)
309{
310 struct cgraph_node *node = cgraph_get_node(decl);
311
312 return node ? node : cgraph_node(decl);
313}
314
315static inline bool cgraph_function_with_gimple_body_p(struct cgraph_node *node)
316{
317 return node->analyzed && !node->thunk.thunk_p && !node->alias;
318}
319
320static inline struct cgraph_node *cgraph_first_function_with_gimple_body(void)
321{
322 struct cgraph_node *node;
323
324 for (node = cgraph_nodes; node; node = node->next)
325 if (cgraph_function_with_gimple_body_p(node))
326 return node;
327 return NULL;
328}
329
330static inline struct cgraph_node *cgraph_next_function_with_gimple_body(struct cgraph_node *node)
331{
332 for (node = node->next; node; node = node->next)
333 if (cgraph_function_with_gimple_body_p(node))
334 return node;
335 return NULL;
336}
337
338static inline bool cgraph_for_node_and_aliases(cgraph_node_ptr node, bool (*callback)(cgraph_node_ptr, void *), void *data, bool include_overwritable)
339{
340 cgraph_node_ptr alias;
341
342 if (callback(node, data))
343 return true;
344
345 for (alias = node->same_body; alias; alias = alias->next) {
346 if (include_overwritable || cgraph_function_body_availability(alias) > AVAIL_OVERWRITABLE)
347 if (cgraph_for_node_and_aliases(alias, callback, data, include_overwritable))
348 return true;
349 }
350
351 return false;
352}
353
354#define FOR_EACH_FUNCTION_WITH_GIMPLE_BODY(node) \
355 for ((node) = cgraph_first_function_with_gimple_body(); (node); \
356 (node) = cgraph_next_function_with_gimple_body(node))
357
358static inline void varpool_add_new_variable(tree decl)
359{
360 varpool_finalize_decl(decl);
361}
362#endif
363
364#if BUILDING_GCC_VERSION <= 4007
365#define FOR_EACH_FUNCTION(node) \
366 for (node = cgraph_nodes; node; node = node->next)
367#define FOR_EACH_VARIABLE(node) \
368 for (node = varpool_nodes; node; node = node->next)
369#define PROP_loops 0
370#define NODE_SYMBOL(node) (node)
371#define NODE_DECL(node) (node)->decl
372#define INSN_LOCATION(INSN) RTL_LOCATION(INSN)
373#define vNULL NULL
374
375static inline int bb_loop_depth(const_basic_block bb)
376{
377 return bb->loop_father ? loop_depth(bb->loop_father) : 0;
378}
379
380static inline bool gimple_store_p(gimple gs)
381{
382 tree lhs = gimple_get_lhs(gs);
383
384 return lhs && !is_gimple_reg(lhs);
385}
386
387static inline void gimple_init_singleton(gimple g __unused)
388{
389}
390#endif
391
392#if BUILDING_GCC_VERSION == 4007 || BUILDING_GCC_VERSION == 4008
393static inline struct cgraph_node *cgraph_alias_target(struct cgraph_node *n)
394{
395 return cgraph_alias_aliased_node(n);
396}
397#endif
398
399#if BUILDING_GCC_VERSION <= 4008
400#define ENTRY_BLOCK_PTR_FOR_FN(FN) ENTRY_BLOCK_PTR_FOR_FUNCTION(FN)
401#define EXIT_BLOCK_PTR_FOR_FN(FN) EXIT_BLOCK_PTR_FOR_FUNCTION(FN)
402#define basic_block_info_for_fn(FN) ((FN)->cfg->x_basic_block_info)
403#define n_basic_blocks_for_fn(FN) ((FN)->cfg->x_n_basic_blocks)
404#define n_edges_for_fn(FN) ((FN)->cfg->x_n_edges)
405#define last_basic_block_for_fn(FN) ((FN)->cfg->x_last_basic_block)
406#define label_to_block_map_for_fn(FN) ((FN)->cfg->x_label_to_block_map)
407#define profile_status_for_fn(FN) ((FN)->cfg->x_profile_status)
408#define BASIC_BLOCK_FOR_FN(FN, N) BASIC_BLOCK_FOR_FUNCTION((FN), (N))
409#define NODE_IMPLICIT_ALIAS(node) (node)->same_body_alias
410#define VAR_P(NODE) (TREE_CODE(NODE) == VAR_DECL)
411
412static inline bool tree_fits_shwi_p(const_tree t)
413{
414 if (t == NULL_TREE || TREE_CODE(t) != INTEGER_CST)
415 return false;
416
417 if (TREE_INT_CST_HIGH(t) == 0 && (HOST_WIDE_INT)TREE_INT_CST_LOW(t) >= 0)
418 return true;
419
420 if (TREE_INT_CST_HIGH(t) == -1 && (HOST_WIDE_INT)TREE_INT_CST_LOW(t) < 0 && !TYPE_UNSIGNED(TREE_TYPE(t)))
421 return true;
422
423 return false;
424}
425
426static inline bool tree_fits_uhwi_p(const_tree t)
427{
428 if (t == NULL_TREE || TREE_CODE(t) != INTEGER_CST)
429 return false;
430
431 return TREE_INT_CST_HIGH(t) == 0;
432}
433
434static inline HOST_WIDE_INT tree_to_shwi(const_tree t)
435{
436 gcc_assert(tree_fits_shwi_p(t));
437 return TREE_INT_CST_LOW(t);
438}
439
440static inline unsigned HOST_WIDE_INT tree_to_uhwi(const_tree t)
441{
442 gcc_assert(tree_fits_uhwi_p(t));
443 return TREE_INT_CST_LOW(t);
444}
445
446static inline const char *get_tree_code_name(enum tree_code code)
447{
448 gcc_assert(code < MAX_TREE_CODES);
449 return tree_code_name[code];
450}
451
452#define ipa_remove_stmt_references(cnode, stmt)
453
454typedef union gimple_statement_d gasm;
455typedef union gimple_statement_d gassign;
456typedef union gimple_statement_d gcall;
457typedef union gimple_statement_d gcond;
458typedef union gimple_statement_d gdebug;
459typedef union gimple_statement_d ggoto;
460typedef union gimple_statement_d gphi;
461typedef union gimple_statement_d greturn;
462
463static inline gasm *as_a_gasm(gimple stmt)
464{
465 return stmt;
466}
467
468static inline const gasm *as_a_const_gasm(const_gimple stmt)
469{
470 return stmt;
471}
472
473static inline gassign *as_a_gassign(gimple stmt)
474{
475 return stmt;
476}
477
478static inline const gassign *as_a_const_gassign(const_gimple stmt)
479{
480 return stmt;
481}
482
483static inline gcall *as_a_gcall(gimple stmt)
484{
485 return stmt;
486}
487
488static inline const gcall *as_a_const_gcall(const_gimple stmt)
489{
490 return stmt;
491}
492
493static inline gcond *as_a_gcond(gimple stmt)
494{
495 return stmt;
496}
497
498static inline const gcond *as_a_const_gcond(const_gimple stmt)
499{
500 return stmt;
501}
502
503static inline gdebug *as_a_gdebug(gimple stmt)
504{
505 return stmt;
506}
507
508static inline const gdebug *as_a_const_gdebug(const_gimple stmt)
509{
510 return stmt;
511}
512
513static inline ggoto *as_a_ggoto(gimple stmt)
514{
515 return stmt;
516}
517
518static inline const ggoto *as_a_const_ggoto(const_gimple stmt)
519{
520 return stmt;
521}
522
523static inline gphi *as_a_gphi(gimple stmt)
524{
525 return stmt;
526}
527
528static inline const gphi *as_a_const_gphi(const_gimple stmt)
529{
530 return stmt;
531}
532
533static inline greturn *as_a_greturn(gimple stmt)
534{
535 return stmt;
536}
537
538static inline const greturn *as_a_const_greturn(const_gimple stmt)
539{
540 return stmt;
541}
542#endif
543
544#if BUILDING_GCC_VERSION == 4008
545#define NODE_SYMBOL(node) (&(node)->symbol)
546#define NODE_DECL(node) (node)->symbol.decl
547#endif
548
549#if BUILDING_GCC_VERSION >= 4008
550#define add_referenced_var(var)
551#define mark_sym_for_renaming(var)
552#define varpool_mark_needed_node(node)
553#define create_var_ann(var)
554#define TODO_dump_func 0
555#define TODO_dump_cgraph 0
556#endif
557
558#if BUILDING_GCC_VERSION <= 4009
559#define TODO_verify_il 0
560#define AVAIL_INTERPOSABLE AVAIL_OVERWRITABLE
561
562#define section_name_prefix LTO_SECTION_NAME_PREFIX
563#define fatal_error(loc, gmsgid, ...) fatal_error((gmsgid), __VA_ARGS__)
564
565rtx emit_move_insn(rtx x, rtx y);
566
567typedef struct rtx_def rtx_insn;
568
569static inline const char *get_decl_section_name(const_tree decl)
570{
571 if (DECL_SECTION_NAME(decl) == NULL_TREE)
572 return NULL;
573
574 return TREE_STRING_POINTER(DECL_SECTION_NAME(decl));
575}
576
577static inline void set_decl_section_name(tree node, const char *value)
578{
579 if (value)
580 DECL_SECTION_NAME(node) = build_string(strlen(value) + 1, value);
581 else
582 DECL_SECTION_NAME(node) = NULL;
583}
584#endif
585
586#if BUILDING_GCC_VERSION == 4009
587typedef struct gimple_statement_asm gasm;
588typedef struct gimple_statement_base gassign;
589typedef struct gimple_statement_call gcall;
590typedef struct gimple_statement_base gcond;
591typedef struct gimple_statement_base gdebug;
592typedef struct gimple_statement_base ggoto;
593typedef struct gimple_statement_phi gphi;
594typedef struct gimple_statement_base greturn;
595
596static inline gasm *as_a_gasm(gimple stmt)
597{
598 return as_a<gasm>(stmt);
599}
600
601static inline const gasm *as_a_const_gasm(const_gimple stmt)
602{
603 return as_a<const gasm>(stmt);
604}
605
606static inline gassign *as_a_gassign(gimple stmt)
607{
608 return stmt;
609}
610
611static inline const gassign *as_a_const_gassign(const_gimple stmt)
612{
613 return stmt;
614}
615
616static inline gcall *as_a_gcall(gimple stmt)
617{
618 return as_a<gcall>(stmt);
619}
620
621static inline const gcall *as_a_const_gcall(const_gimple stmt)
622{
623 return as_a<const gcall>(stmt);
624}
625
626static inline gcond *as_a_gcond(gimple stmt)
627{
628 return stmt;
629}
630
631static inline const gcond *as_a_const_gcond(const_gimple stmt)
632{
633 return stmt;
634}
635
636static inline gdebug *as_a_gdebug(gimple stmt)
637{
638 return stmt;
639}
640
641static inline const gdebug *as_a_const_gdebug(const_gimple stmt)
642{
643 return stmt;
644}
645
646static inline ggoto *as_a_ggoto(gimple stmt)
647{
648 return stmt;
649}
650
651static inline const ggoto *as_a_const_ggoto(const_gimple stmt)
652{
653 return stmt;
654}
655
656static inline gphi *as_a_gphi(gimple stmt)
657{
658 return as_a<gphi>(stmt);
659}
660
661static inline const gphi *as_a_const_gphi(const_gimple stmt)
662{
663 return as_a<const gphi>(stmt);
664}
665
666static inline greturn *as_a_greturn(gimple stmt)
667{
668 return stmt;
669}
670
671static inline const greturn *as_a_const_greturn(const_gimple stmt)
672{
673 return stmt;
674}
675#endif
676
677#if BUILDING_GCC_VERSION >= 4009
678#define TODO_ggc_collect 0
679#define NODE_SYMBOL(node) (node)
680#define NODE_DECL(node) (node)->decl
681#define cgraph_node_name(node) (node)->name()
682#define NODE_IMPLICIT_ALIAS(node) (node)->cpp_implicit_alias
683
684static inline opt_pass *get_pass_for_id(int id)
685{
686 return g->get_passes()->get_pass_for_id(id);
687}
688#endif
689
690#if BUILDING_GCC_VERSION >= 5000 && BUILDING_GCC_VERSION < 6000
691/* gimple related */
692template <>
693template <>
694inline bool is_a_helper<const gassign *>::test(const_gimple gs)
695{
696 return gs->code == GIMPLE_ASSIGN;
697}
698#endif
699
700#if BUILDING_GCC_VERSION >= 5000
701#define TODO_verify_ssa TODO_verify_il
702#define TODO_verify_flow TODO_verify_il
703#define TODO_verify_stmts TODO_verify_il
704#define TODO_verify_rtl_sharing TODO_verify_il
705
706#define INSN_DELETED_P(insn) (insn)->deleted()
707
708static inline const char *get_decl_section_name(const_tree decl)
709{
710 return DECL_SECTION_NAME(decl);
711}
712
713/* symtab/cgraph related */
714#define debug_cgraph_node(node) (node)->debug()
715#define cgraph_get_node(decl) cgraph_node::get(decl)
716#define cgraph_get_create_node(decl) cgraph_node::get_create(decl)
717#define cgraph_create_node(decl) cgraph_node::create(decl)
718#define cgraph_n_nodes symtab->cgraph_count
719#define cgraph_max_uid symtab->cgraph_max_uid
720#define varpool_get_node(decl) varpool_node::get(decl)
721#define dump_varpool_node(file, node) (node)->dump(file)
722
723#if BUILDING_GCC_VERSION >= 8000
724#define cgraph_create_edge(caller, callee, call_stmt, count, freq) \
725 (caller)->create_edge((callee), (call_stmt), (count))
726
727#define cgraph_create_edge_including_clones(caller, callee, \
728 old_call_stmt, call_stmt, count, freq, reason) \
729 (caller)->create_edge_including_clones((callee), \
730 (old_call_stmt), (call_stmt), (count), (reason))
731#else
732#define cgraph_create_edge(caller, callee, call_stmt, count, freq) \
733 (caller)->create_edge((callee), (call_stmt), (count), (freq))
734
735#define cgraph_create_edge_including_clones(caller, callee, \
736 old_call_stmt, call_stmt, count, freq, reason) \
737 (caller)->create_edge_including_clones((callee), \
738 (old_call_stmt), (call_stmt), (count), (freq), (reason))
739#endif
740
741typedef struct cgraph_node *cgraph_node_ptr;
742typedef struct cgraph_edge *cgraph_edge_p;
743typedef struct varpool_node *varpool_node_ptr;
744
745static inline void change_decl_assembler_name(tree decl, tree name)
746{
747 symtab->change_decl_assembler_name(decl, name);
748}
749
750static inline void varpool_finalize_decl(tree decl)
751{
752 varpool_node::finalize_decl(decl);
753}
754
755static inline void varpool_add_new_variable(tree decl)
756{
757 varpool_node::add(decl);
758}
759
760static inline unsigned int rebuild_cgraph_edges(void)
761{
762 return cgraph_edge::rebuild_edges();
763}
764
765static inline cgraph_node_ptr cgraph_function_node(cgraph_node_ptr node, enum availability *availability)
766{
767 return node->function_symbol(availability);
768}
769
770static inline cgraph_node_ptr cgraph_function_or_thunk_node(cgraph_node_ptr node, enum availability *availability = NULL)
771{
772 return node->ultimate_alias_target(availability);
773}
774
775static inline bool cgraph_only_called_directly_p(cgraph_node_ptr node)
776{
777 return node->only_called_directly_p();
778}
779
780static inline enum availability cgraph_function_body_availability(cgraph_node_ptr node)
781{
782 return node->get_availability();
783}
784
785static inline cgraph_node_ptr cgraph_alias_target(cgraph_node_ptr node)
786{
787 return node->get_alias_target();
788}
789
790static inline bool cgraph_for_node_and_aliases(cgraph_node_ptr node, bool (*callback)(cgraph_node_ptr, void *), void *data, bool include_overwritable)
791{
792 return node->call_for_symbol_thunks_and_aliases(callback, data, include_overwritable);
793}
794
795static inline struct cgraph_node_hook_list *cgraph_add_function_insertion_hook(cgraph_node_hook hook, void *data)
796{
797 return symtab->add_cgraph_insertion_hook(hook, data);
798}
799
800static inline void cgraph_remove_function_insertion_hook(struct cgraph_node_hook_list *entry)
801{
802 symtab->remove_cgraph_insertion_hook(entry);
803}
804
805static inline struct cgraph_node_hook_list *cgraph_add_node_removal_hook(cgraph_node_hook hook, void *data)
806{
807 return symtab->add_cgraph_removal_hook(hook, data);
808}
809
810static inline void cgraph_remove_node_removal_hook(struct cgraph_node_hook_list *entry)
811{
812 symtab->remove_cgraph_removal_hook(entry);
813}
814
815static inline struct cgraph_2node_hook_list *cgraph_add_node_duplication_hook(cgraph_2node_hook hook, void *data)
816{
817 return symtab->add_cgraph_duplication_hook(hook, data);
818}
819
820static inline void cgraph_remove_node_duplication_hook(struct cgraph_2node_hook_list *entry)
821{
822 symtab->remove_cgraph_duplication_hook(entry);
823}
824
825static inline void cgraph_call_node_duplication_hooks(cgraph_node_ptr node, cgraph_node_ptr node2)
826{
827 symtab->call_cgraph_duplication_hooks(node, node2);
828}
829
830static inline void cgraph_call_edge_duplication_hooks(cgraph_edge *cs1, cgraph_edge *cs2)
831{
832 symtab->call_edge_duplication_hooks(cs1, cs2);
833}
834
835#if BUILDING_GCC_VERSION >= 6000
836typedef gimple *gimple_ptr;
837typedef const gimple *const_gimple_ptr;
838#define gimple gimple_ptr
839#define const_gimple const_gimple_ptr
840#undef CONST_CAST_GIMPLE
841#define CONST_CAST_GIMPLE(X) CONST_CAST(gimple, (X))
842#endif
843
844/* gimple related */
845static inline gimple gimple_build_assign_with_ops(enum tree_code subcode, tree lhs, tree op1, tree op2 MEM_STAT_DECL)
846{
847 return gimple_build_assign(lhs, subcode, op1, op2 PASS_MEM_STAT);
848}
849
850template <>
851template <>
852inline bool is_a_helper<const ggoto *>::test(const_gimple gs)
853{
854 return gs->code == GIMPLE_GOTO;
855}
856
857template <>
858template <>
859inline bool is_a_helper<const greturn *>::test(const_gimple gs)
860{
861 return gs->code == GIMPLE_RETURN;
862}
863
864static inline gasm *as_a_gasm(gimple stmt)
865{
866 return as_a<gasm *>(stmt);
867}
868
869static inline const gasm *as_a_const_gasm(const_gimple stmt)
870{
871 return as_a<const gasm *>(stmt);
872}
873
874static inline gassign *as_a_gassign(gimple stmt)
875{
876 return as_a<gassign *>(stmt);
877}
878
879static inline const gassign *as_a_const_gassign(const_gimple stmt)
880{
881 return as_a<const gassign *>(stmt);
882}
883
884static inline gcall *as_a_gcall(gimple stmt)
885{
886 return as_a<gcall *>(stmt);
887}
888
889static inline const gcall *as_a_const_gcall(const_gimple stmt)
890{
891 return as_a<const gcall *>(stmt);
892}
893
894static inline ggoto *as_a_ggoto(gimple stmt)
895{
896 return as_a<ggoto *>(stmt);
897}
898
899static inline const ggoto *as_a_const_ggoto(const_gimple stmt)
900{
901 return as_a<const ggoto *>(stmt);
902}
903
904static inline gphi *as_a_gphi(gimple stmt)
905{
906 return as_a<gphi *>(stmt);
907}
908
909static inline const gphi *as_a_const_gphi(const_gimple stmt)
910{
911 return as_a<const gphi *>(stmt);
912}
913
914static inline greturn *as_a_greturn(gimple stmt)
915{
916 return as_a<greturn *>(stmt);
917}
918
919static inline const greturn *as_a_const_greturn(const_gimple stmt)
920{
921 return as_a<const greturn *>(stmt);
922}
923
924/* IPA/LTO related */
925#define ipa_ref_list_referring_iterate(L, I, P) \
926 (L)->referring.iterate((I), &(P))
927#define ipa_ref_list_reference_iterate(L, I, P) \
928 (L)->reference.iterate((I), &(P))
929
930static inline cgraph_node_ptr ipa_ref_referring_node(struct ipa_ref *ref)
931{
932 return dyn_cast<cgraph_node_ptr>(ref->referring);
933}
934
935static inline void ipa_remove_stmt_references(symtab_node *referring_node, gimple stmt)
936{
937 referring_node->remove_stmt_references(stmt);
938}
939#endif
940
941#if BUILDING_GCC_VERSION < 6000
942#define get_inner_reference(exp, pbitsize, pbitpos, poffset, pmode, punsignedp, preversep, pvolatilep, keep_aligning) \
943 get_inner_reference(exp, pbitsize, pbitpos, poffset, pmode, punsignedp, pvolatilep, keep_aligning)
944#define gen_rtx_set(ARG0, ARG1) gen_rtx_SET(VOIDmode, (ARG0), (ARG1))
945#endif
946
947#if BUILDING_GCC_VERSION >= 6000
948#define gen_rtx_set(ARG0, ARG1) gen_rtx_SET((ARG0), (ARG1))
949#endif
950
951#ifdef __cplusplus
952static inline void debug_tree(const_tree t)
953{
954 debug_tree(CONST_CAST_TREE(t));
955}
956
957static inline void debug_gimple_stmt(const_gimple s)
958{
959 debug_gimple_stmt(CONST_CAST_GIMPLE(s));
960}
961#else
962#define debug_tree(t) debug_tree(CONST_CAST_TREE(t))
963#define debug_gimple_stmt(s) debug_gimple_stmt(CONST_CAST_GIMPLE(s))
964#endif
965
966#if BUILDING_GCC_VERSION >= 7000
967#define get_inner_reference(exp, pbitsize, pbitpos, poffset, pmode, punsignedp, preversep, pvolatilep, keep_aligning) \
968 get_inner_reference(exp, pbitsize, pbitpos, poffset, pmode, punsignedp, preversep, pvolatilep)
969#endif
970
971#if BUILDING_GCC_VERSION < 7000
972#define SET_DECL_ALIGN(decl, align) DECL_ALIGN(decl) = (align)
973#define SET_DECL_MODE(decl, mode) DECL_MODE(decl) = (mode)
974#endif
975
976#endif
1/* SPDX-License-Identifier: GPL-2.0 */
2#ifndef GCC_COMMON_H_INCLUDED
3#define GCC_COMMON_H_INCLUDED
4
5#include "bversion.h"
6#if BUILDING_GCC_VERSION >= 6000
7#include "gcc-plugin.h"
8#else
9#include "plugin.h"
10#endif
11#include "plugin-version.h"
12#include "config.h"
13#include "system.h"
14#include "coretypes.h"
15#include "tm.h"
16#include "line-map.h"
17#include "input.h"
18#include "tree.h"
19
20#include "tree-inline.h"
21#include "version.h"
22#include "rtl.h"
23#include "tm_p.h"
24#include "flags.h"
25#include "hard-reg-set.h"
26#include "output.h"
27#include "except.h"
28#include "function.h"
29#include "toplev.h"
30#if BUILDING_GCC_VERSION >= 5000
31#include "expr.h"
32#endif
33#include "basic-block.h"
34#include "intl.h"
35#include "ggc.h"
36#include "timevar.h"
37
38#if BUILDING_GCC_VERSION < 10000
39#include "params.h"
40#endif
41
42#if BUILDING_GCC_VERSION <= 4009
43#include "pointer-set.h"
44#else
45#include "hash-map.h"
46#endif
47
48#if BUILDING_GCC_VERSION >= 7000
49#include "memmodel.h"
50#endif
51#include "emit-rtl.h"
52#include "debug.h"
53#include "target.h"
54#include "langhooks.h"
55#include "cfgloop.h"
56#include "cgraph.h"
57#include "opts.h"
58
59#if BUILDING_GCC_VERSION == 4005
60#include <sys/mman.h>
61#endif
62
63#if BUILDING_GCC_VERSION >= 4007
64#include "tree-pretty-print.h"
65#include "gimple-pretty-print.h"
66#endif
67
68#if BUILDING_GCC_VERSION >= 4006
69/*
70 * The c-family headers were moved into a subdirectory in GCC version
71 * 4.7, but most plugin-building users of GCC 4.6 are using the Debian
72 * or Ubuntu package, which has an out-of-tree patch to move this to the
73 * same location as found in 4.7 and later:
74 * https://sources.debian.net/src/gcc-4.6/4.6.3-14/debian/patches/pr45078.diff/
75 */
76#include "c-family/c-common.h"
77#else
78#include "c-common.h"
79#endif
80
81#if BUILDING_GCC_VERSION <= 4008
82#include "tree-flow.h"
83#else
84#include "tree-cfgcleanup.h"
85#include "tree-ssa-operands.h"
86#include "tree-into-ssa.h"
87#endif
88
89#if BUILDING_GCC_VERSION >= 4008
90#include "is-a.h"
91#endif
92
93#include "diagnostic.h"
94#include "tree-dump.h"
95#include "tree-pass.h"
96#if BUILDING_GCC_VERSION >= 4009
97#include "pass_manager.h"
98#endif
99#include "predict.h"
100#include "ipa-utils.h"
101
102#if BUILDING_GCC_VERSION >= 8000
103#include "stringpool.h"
104#endif
105
106#if BUILDING_GCC_VERSION >= 4009
107#include "attribs.h"
108#include "varasm.h"
109#include "stor-layout.h"
110#include "internal-fn.h"
111#include "gimple-expr.h"
112#include "gimple-fold.h"
113#include "context.h"
114#include "tree-ssa-alias.h"
115#include "tree-ssa.h"
116#include "stringpool.h"
117#if BUILDING_GCC_VERSION >= 7000
118#include "tree-vrp.h"
119#endif
120#include "tree-ssanames.h"
121#include "print-tree.h"
122#include "tree-eh.h"
123#include "stmt.h"
124#include "gimplify.h"
125#endif
126
127#include "gimple.h"
128
129#if BUILDING_GCC_VERSION >= 4009
130#include "tree-ssa-operands.h"
131#include "tree-phinodes.h"
132#include "tree-cfg.h"
133#include "gimple-iterator.h"
134#include "gimple-ssa.h"
135#include "ssa-iterators.h"
136#endif
137
138#if BUILDING_GCC_VERSION >= 5000
139#include "builtins.h"
140#endif
141
142/* missing from basic_block.h... */
143void debug_dominance_info(enum cdi_direction dir);
144void debug_dominance_tree(enum cdi_direction dir, basic_block root);
145
146#if BUILDING_GCC_VERSION == 4006
147void debug_gimple_stmt(gimple);
148void debug_gimple_seq(gimple_seq);
149void print_gimple_seq(FILE *, gimple_seq, int, int);
150void print_gimple_stmt(FILE *, gimple, int, int);
151void print_gimple_expr(FILE *, gimple, int, int);
152void dump_gimple_stmt(pretty_printer *, gimple, int, int);
153#endif
154
155#ifndef __unused
156#define __unused __attribute__((__unused__))
157#endif
158#ifndef __visible
159#define __visible __attribute__((visibility("default")))
160#endif
161
162#define DECL_NAME_POINTER(node) IDENTIFIER_POINTER(DECL_NAME(node))
163#define DECL_NAME_LENGTH(node) IDENTIFIER_LENGTH(DECL_NAME(node))
164#define TYPE_NAME_POINTER(node) IDENTIFIER_POINTER(TYPE_NAME(node))
165#define TYPE_NAME_LENGTH(node) IDENTIFIER_LENGTH(TYPE_NAME(node))
166
167/* should come from c-tree.h if only it were installed for gcc 4.5... */
168#define C_TYPE_FIELDS_READONLY(TYPE) TREE_LANG_FLAG_1(TYPE)
169
170static inline tree build_const_char_string(int len, const char *str)
171{
172 tree cstr, elem, index, type;
173
174 cstr = build_string(len, str);
175 elem = build_type_variant(char_type_node, 1, 0);
176 index = build_index_type(size_int(len - 1));
177 type = build_array_type(elem, index);
178 TREE_TYPE(cstr) = type;
179 TREE_CONSTANT(cstr) = 1;
180 TREE_READONLY(cstr) = 1;
181 TREE_STATIC(cstr) = 1;
182 return cstr;
183}
184
185#define PASS_INFO(NAME, REF, ID, POS) \
186struct register_pass_info NAME##_pass_info = { \
187 .pass = make_##NAME##_pass(), \
188 .reference_pass_name = REF, \
189 .ref_pass_instance_number = ID, \
190 .pos_op = POS, \
191}
192
193#if BUILDING_GCC_VERSION == 4005
194#define FOR_EACH_LOCAL_DECL(FUN, I, D) \
195 for (tree vars = (FUN)->local_decls, (I) = 0; \
196 vars && ((D) = TREE_VALUE(vars)); \
197 vars = TREE_CHAIN(vars), (I)++)
198#define DECL_CHAIN(NODE) (TREE_CHAIN(DECL_MINIMAL_CHECK(NODE)))
199#define FOR_EACH_VEC_ELT(T, V, I, P) \
200 for (I = 0; VEC_iterate(T, (V), (I), (P)); ++(I))
201#define TODO_rebuild_cgraph_edges 0
202#define SCOPE_FILE_SCOPE_P(EXP) (!(EXP))
203
204#ifndef O_BINARY
205#define O_BINARY 0
206#endif
207
208typedef struct varpool_node *varpool_node_ptr;
209
210static inline bool gimple_call_builtin_p(gimple stmt, enum built_in_function code)
211{
212 tree fndecl;
213
214 if (!is_gimple_call(stmt))
215 return false;
216 fndecl = gimple_call_fndecl(stmt);
217 if (!fndecl || DECL_BUILT_IN_CLASS(fndecl) != BUILT_IN_NORMAL)
218 return false;
219 return DECL_FUNCTION_CODE(fndecl) == code;
220}
221
222static inline bool is_simple_builtin(tree decl)
223{
224 if (decl && DECL_BUILT_IN_CLASS(decl) != BUILT_IN_NORMAL)
225 return false;
226
227 switch (DECL_FUNCTION_CODE(decl)) {
228 /* Builtins that expand to constants. */
229 case BUILT_IN_CONSTANT_P:
230 case BUILT_IN_EXPECT:
231 case BUILT_IN_OBJECT_SIZE:
232 case BUILT_IN_UNREACHABLE:
233 /* Simple register moves or loads from stack. */
234 case BUILT_IN_RETURN_ADDRESS:
235 case BUILT_IN_EXTRACT_RETURN_ADDR:
236 case BUILT_IN_FROB_RETURN_ADDR:
237 case BUILT_IN_RETURN:
238 case BUILT_IN_AGGREGATE_INCOMING_ADDRESS:
239 case BUILT_IN_FRAME_ADDRESS:
240 case BUILT_IN_VA_END:
241 case BUILT_IN_STACK_SAVE:
242 case BUILT_IN_STACK_RESTORE:
243 /* Exception state returns or moves registers around. */
244 case BUILT_IN_EH_FILTER:
245 case BUILT_IN_EH_POINTER:
246 case BUILT_IN_EH_COPY_VALUES:
247 return true;
248
249 default:
250 return false;
251 }
252}
253
254static inline void add_local_decl(struct function *fun, tree d)
255{
256 gcc_assert(TREE_CODE(d) == VAR_DECL);
257 fun->local_decls = tree_cons(NULL_TREE, d, fun->local_decls);
258}
259#endif
260
261#if BUILDING_GCC_VERSION <= 4006
262#define ANY_RETURN_P(rtx) (GET_CODE(rtx) == RETURN)
263#define C_DECL_REGISTER(EXP) DECL_LANG_FLAG_4(EXP)
264#define EDGE_PRESERVE 0ULL
265#define HOST_WIDE_INT_PRINT_HEX_PURE "%" HOST_WIDE_INT_PRINT "x"
266#define flag_fat_lto_objects true
267
268#define get_random_seed(noinit) ({ \
269 unsigned HOST_WIDE_INT seed; \
270 sscanf(get_random_seed(noinit), "%" HOST_WIDE_INT_PRINT "x", &seed); \
271 seed * seed; })
272
273#define int_const_binop(code, arg1, arg2) \
274 int_const_binop((code), (arg1), (arg2), 0)
275
276static inline bool gimple_clobber_p(gimple s __unused)
277{
278 return false;
279}
280
281static inline bool gimple_asm_clobbers_memory_p(const_gimple stmt)
282{
283 unsigned i;
284
285 for (i = 0; i < gimple_asm_nclobbers(stmt); i++) {
286 tree op = gimple_asm_clobber_op(stmt, i);
287
288 if (!strcmp(TREE_STRING_POINTER(TREE_VALUE(op)), "memory"))
289 return true;
290 }
291
292 return false;
293}
294
295static inline tree builtin_decl_implicit(enum built_in_function fncode)
296{
297 return implicit_built_in_decls[fncode];
298}
299
300static inline int ipa_reverse_postorder(struct cgraph_node **order)
301{
302 return cgraph_postorder(order);
303}
304
305static inline struct cgraph_node *cgraph_create_node(tree decl)
306{
307 return cgraph_node(decl);
308}
309
310static inline struct cgraph_node *cgraph_get_create_node(tree decl)
311{
312 struct cgraph_node *node = cgraph_get_node(decl);
313
314 return node ? node : cgraph_node(decl);
315}
316
317static inline bool cgraph_function_with_gimple_body_p(struct cgraph_node *node)
318{
319 return node->analyzed && !node->thunk.thunk_p && !node->alias;
320}
321
322static inline struct cgraph_node *cgraph_first_function_with_gimple_body(void)
323{
324 struct cgraph_node *node;
325
326 for (node = cgraph_nodes; node; node = node->next)
327 if (cgraph_function_with_gimple_body_p(node))
328 return node;
329 return NULL;
330}
331
332static inline struct cgraph_node *cgraph_next_function_with_gimple_body(struct cgraph_node *node)
333{
334 for (node = node->next; node; node = node->next)
335 if (cgraph_function_with_gimple_body_p(node))
336 return node;
337 return NULL;
338}
339
340static inline bool cgraph_for_node_and_aliases(cgraph_node_ptr node, bool (*callback)(cgraph_node_ptr, void *), void *data, bool include_overwritable)
341{
342 cgraph_node_ptr alias;
343
344 if (callback(node, data))
345 return true;
346
347 for (alias = node->same_body; alias; alias = alias->next) {
348 if (include_overwritable || cgraph_function_body_availability(alias) > AVAIL_OVERWRITABLE)
349 if (cgraph_for_node_and_aliases(alias, callback, data, include_overwritable))
350 return true;
351 }
352
353 return false;
354}
355
356#define FOR_EACH_FUNCTION_WITH_GIMPLE_BODY(node) \
357 for ((node) = cgraph_first_function_with_gimple_body(); (node); \
358 (node) = cgraph_next_function_with_gimple_body(node))
359
360static inline void varpool_add_new_variable(tree decl)
361{
362 varpool_finalize_decl(decl);
363}
364#endif
365
366#if BUILDING_GCC_VERSION <= 4007
367#define FOR_EACH_FUNCTION(node) \
368 for (node = cgraph_nodes; node; node = node->next)
369#define FOR_EACH_VARIABLE(node) \
370 for (node = varpool_nodes; node; node = node->next)
371#define PROP_loops 0
372#define NODE_SYMBOL(node) (node)
373#define NODE_DECL(node) (node)->decl
374#define INSN_LOCATION(INSN) RTL_LOCATION(INSN)
375#define vNULL NULL
376
377static inline int bb_loop_depth(const_basic_block bb)
378{
379 return bb->loop_father ? loop_depth(bb->loop_father) : 0;
380}
381
382static inline bool gimple_store_p(gimple gs)
383{
384 tree lhs = gimple_get_lhs(gs);
385
386 return lhs && !is_gimple_reg(lhs);
387}
388
389static inline void gimple_init_singleton(gimple g __unused)
390{
391}
392#endif
393
394#if BUILDING_GCC_VERSION == 4007 || BUILDING_GCC_VERSION == 4008
395static inline struct cgraph_node *cgraph_alias_target(struct cgraph_node *n)
396{
397 return cgraph_alias_aliased_node(n);
398}
399#endif
400
401#if BUILDING_GCC_VERSION <= 4008
402#define ENTRY_BLOCK_PTR_FOR_FN(FN) ENTRY_BLOCK_PTR_FOR_FUNCTION(FN)
403#define EXIT_BLOCK_PTR_FOR_FN(FN) EXIT_BLOCK_PTR_FOR_FUNCTION(FN)
404#define basic_block_info_for_fn(FN) ((FN)->cfg->x_basic_block_info)
405#define n_basic_blocks_for_fn(FN) ((FN)->cfg->x_n_basic_blocks)
406#define n_edges_for_fn(FN) ((FN)->cfg->x_n_edges)
407#define last_basic_block_for_fn(FN) ((FN)->cfg->x_last_basic_block)
408#define label_to_block_map_for_fn(FN) ((FN)->cfg->x_label_to_block_map)
409#define profile_status_for_fn(FN) ((FN)->cfg->x_profile_status)
410#define BASIC_BLOCK_FOR_FN(FN, N) BASIC_BLOCK_FOR_FUNCTION((FN), (N))
411#define NODE_IMPLICIT_ALIAS(node) (node)->same_body_alias
412#define VAR_P(NODE) (TREE_CODE(NODE) == VAR_DECL)
413
414static inline bool tree_fits_shwi_p(const_tree t)
415{
416 if (t == NULL_TREE || TREE_CODE(t) != INTEGER_CST)
417 return false;
418
419 if (TREE_INT_CST_HIGH(t) == 0 && (HOST_WIDE_INT)TREE_INT_CST_LOW(t) >= 0)
420 return true;
421
422 if (TREE_INT_CST_HIGH(t) == -1 && (HOST_WIDE_INT)TREE_INT_CST_LOW(t) < 0 && !TYPE_UNSIGNED(TREE_TYPE(t)))
423 return true;
424
425 return false;
426}
427
428static inline bool tree_fits_uhwi_p(const_tree t)
429{
430 if (t == NULL_TREE || TREE_CODE(t) != INTEGER_CST)
431 return false;
432
433 return TREE_INT_CST_HIGH(t) == 0;
434}
435
436static inline HOST_WIDE_INT tree_to_shwi(const_tree t)
437{
438 gcc_assert(tree_fits_shwi_p(t));
439 return TREE_INT_CST_LOW(t);
440}
441
442static inline unsigned HOST_WIDE_INT tree_to_uhwi(const_tree t)
443{
444 gcc_assert(tree_fits_uhwi_p(t));
445 return TREE_INT_CST_LOW(t);
446}
447
448static inline const char *get_tree_code_name(enum tree_code code)
449{
450 gcc_assert(code < MAX_TREE_CODES);
451 return tree_code_name[code];
452}
453
454#define ipa_remove_stmt_references(cnode, stmt)
455
456typedef union gimple_statement_d gasm;
457typedef union gimple_statement_d gassign;
458typedef union gimple_statement_d gcall;
459typedef union gimple_statement_d gcond;
460typedef union gimple_statement_d gdebug;
461typedef union gimple_statement_d ggoto;
462typedef union gimple_statement_d gphi;
463typedef union gimple_statement_d greturn;
464
465static inline gasm *as_a_gasm(gimple stmt)
466{
467 return stmt;
468}
469
470static inline const gasm *as_a_const_gasm(const_gimple stmt)
471{
472 return stmt;
473}
474
475static inline gassign *as_a_gassign(gimple stmt)
476{
477 return stmt;
478}
479
480static inline const gassign *as_a_const_gassign(const_gimple stmt)
481{
482 return stmt;
483}
484
485static inline gcall *as_a_gcall(gimple stmt)
486{
487 return stmt;
488}
489
490static inline const gcall *as_a_const_gcall(const_gimple stmt)
491{
492 return stmt;
493}
494
495static inline gcond *as_a_gcond(gimple stmt)
496{
497 return stmt;
498}
499
500static inline const gcond *as_a_const_gcond(const_gimple stmt)
501{
502 return stmt;
503}
504
505static inline gdebug *as_a_gdebug(gimple stmt)
506{
507 return stmt;
508}
509
510static inline const gdebug *as_a_const_gdebug(const_gimple stmt)
511{
512 return stmt;
513}
514
515static inline ggoto *as_a_ggoto(gimple stmt)
516{
517 return stmt;
518}
519
520static inline const ggoto *as_a_const_ggoto(const_gimple stmt)
521{
522 return stmt;
523}
524
525static inline gphi *as_a_gphi(gimple stmt)
526{
527 return stmt;
528}
529
530static inline const gphi *as_a_const_gphi(const_gimple stmt)
531{
532 return stmt;
533}
534
535static inline greturn *as_a_greturn(gimple stmt)
536{
537 return stmt;
538}
539
540static inline const greturn *as_a_const_greturn(const_gimple stmt)
541{
542 return stmt;
543}
544#endif
545
546#if BUILDING_GCC_VERSION == 4008
547#define NODE_SYMBOL(node) (&(node)->symbol)
548#define NODE_DECL(node) (node)->symbol.decl
549#endif
550
551#if BUILDING_GCC_VERSION >= 4008
552#define add_referenced_var(var)
553#define mark_sym_for_renaming(var)
554#define varpool_mark_needed_node(node)
555#define create_var_ann(var)
556#define TODO_dump_func 0
557#define TODO_dump_cgraph 0
558#endif
559
560#if BUILDING_GCC_VERSION <= 4009
561#define TODO_verify_il 0
562#define AVAIL_INTERPOSABLE AVAIL_OVERWRITABLE
563
564#define section_name_prefix LTO_SECTION_NAME_PREFIX
565#define fatal_error(loc, gmsgid, ...) fatal_error((gmsgid), __VA_ARGS__)
566
567rtx emit_move_insn(rtx x, rtx y);
568
569typedef struct rtx_def rtx_insn;
570
571static inline const char *get_decl_section_name(const_tree decl)
572{
573 if (DECL_SECTION_NAME(decl) == NULL_TREE)
574 return NULL;
575
576 return TREE_STRING_POINTER(DECL_SECTION_NAME(decl));
577}
578
579static inline void set_decl_section_name(tree node, const char *value)
580{
581 if (value)
582 DECL_SECTION_NAME(node) = build_string(strlen(value) + 1, value);
583 else
584 DECL_SECTION_NAME(node) = NULL;
585}
586#endif
587
588#if BUILDING_GCC_VERSION == 4009
589typedef struct gimple_statement_asm gasm;
590typedef struct gimple_statement_base gassign;
591typedef struct gimple_statement_call gcall;
592typedef struct gimple_statement_base gcond;
593typedef struct gimple_statement_base gdebug;
594typedef struct gimple_statement_base ggoto;
595typedef struct gimple_statement_phi gphi;
596typedef struct gimple_statement_base greturn;
597
598static inline gasm *as_a_gasm(gimple stmt)
599{
600 return as_a<gasm>(stmt);
601}
602
603static inline const gasm *as_a_const_gasm(const_gimple stmt)
604{
605 return as_a<const gasm>(stmt);
606}
607
608static inline gassign *as_a_gassign(gimple stmt)
609{
610 return stmt;
611}
612
613static inline const gassign *as_a_const_gassign(const_gimple stmt)
614{
615 return stmt;
616}
617
618static inline gcall *as_a_gcall(gimple stmt)
619{
620 return as_a<gcall>(stmt);
621}
622
623static inline const gcall *as_a_const_gcall(const_gimple stmt)
624{
625 return as_a<const gcall>(stmt);
626}
627
628static inline gcond *as_a_gcond(gimple stmt)
629{
630 return stmt;
631}
632
633static inline const gcond *as_a_const_gcond(const_gimple stmt)
634{
635 return stmt;
636}
637
638static inline gdebug *as_a_gdebug(gimple stmt)
639{
640 return stmt;
641}
642
643static inline const gdebug *as_a_const_gdebug(const_gimple stmt)
644{
645 return stmt;
646}
647
648static inline ggoto *as_a_ggoto(gimple stmt)
649{
650 return stmt;
651}
652
653static inline const ggoto *as_a_const_ggoto(const_gimple stmt)
654{
655 return stmt;
656}
657
658static inline gphi *as_a_gphi(gimple stmt)
659{
660 return as_a<gphi>(stmt);
661}
662
663static inline const gphi *as_a_const_gphi(const_gimple stmt)
664{
665 return as_a<const gphi>(stmt);
666}
667
668static inline greturn *as_a_greturn(gimple stmt)
669{
670 return stmt;
671}
672
673static inline const greturn *as_a_const_greturn(const_gimple stmt)
674{
675 return stmt;
676}
677#endif
678
679#if BUILDING_GCC_VERSION >= 4009
680#define TODO_ggc_collect 0
681#define NODE_SYMBOL(node) (node)
682#define NODE_DECL(node) (node)->decl
683#define cgraph_node_name(node) (node)->name()
684#define NODE_IMPLICIT_ALIAS(node) (node)->cpp_implicit_alias
685
686static inline opt_pass *get_pass_for_id(int id)
687{
688 return g->get_passes()->get_pass_for_id(id);
689}
690#endif
691
692#if BUILDING_GCC_VERSION >= 5000 && BUILDING_GCC_VERSION < 6000
693/* gimple related */
694template <>
695template <>
696inline bool is_a_helper<const gassign *>::test(const_gimple gs)
697{
698 return gs->code == GIMPLE_ASSIGN;
699}
700#endif
701
702#if BUILDING_GCC_VERSION >= 5000
703#define TODO_verify_ssa TODO_verify_il
704#define TODO_verify_flow TODO_verify_il
705#define TODO_verify_stmts TODO_verify_il
706#define TODO_verify_rtl_sharing TODO_verify_il
707
708#define INSN_DELETED_P(insn) (insn)->deleted()
709
710static inline const char *get_decl_section_name(const_tree decl)
711{
712 return DECL_SECTION_NAME(decl);
713}
714
715/* symtab/cgraph related */
716#define debug_cgraph_node(node) (node)->debug()
717#define cgraph_get_node(decl) cgraph_node::get(decl)
718#define cgraph_get_create_node(decl) cgraph_node::get_create(decl)
719#define cgraph_create_node(decl) cgraph_node::create(decl)
720#define cgraph_n_nodes symtab->cgraph_count
721#define cgraph_max_uid symtab->cgraph_max_uid
722#define varpool_get_node(decl) varpool_node::get(decl)
723#define dump_varpool_node(file, node) (node)->dump(file)
724
725#if BUILDING_GCC_VERSION >= 8000
726#define cgraph_create_edge(caller, callee, call_stmt, count, freq) \
727 (caller)->create_edge((callee), (call_stmt), (count))
728
729#define cgraph_create_edge_including_clones(caller, callee, \
730 old_call_stmt, call_stmt, count, freq, reason) \
731 (caller)->create_edge_including_clones((callee), \
732 (old_call_stmt), (call_stmt), (count), (reason))
733#else
734#define cgraph_create_edge(caller, callee, call_stmt, count, freq) \
735 (caller)->create_edge((callee), (call_stmt), (count), (freq))
736
737#define cgraph_create_edge_including_clones(caller, callee, \
738 old_call_stmt, call_stmt, count, freq, reason) \
739 (caller)->create_edge_including_clones((callee), \
740 (old_call_stmt), (call_stmt), (count), (freq), (reason))
741#endif
742
743typedef struct cgraph_node *cgraph_node_ptr;
744typedef struct cgraph_edge *cgraph_edge_p;
745typedef struct varpool_node *varpool_node_ptr;
746
747static inline void change_decl_assembler_name(tree decl, tree name)
748{
749 symtab->change_decl_assembler_name(decl, name);
750}
751
752static inline void varpool_finalize_decl(tree decl)
753{
754 varpool_node::finalize_decl(decl);
755}
756
757static inline void varpool_add_new_variable(tree decl)
758{
759 varpool_node::add(decl);
760}
761
762static inline unsigned int rebuild_cgraph_edges(void)
763{
764 return cgraph_edge::rebuild_edges();
765}
766
767static inline cgraph_node_ptr cgraph_function_node(cgraph_node_ptr node, enum availability *availability)
768{
769 return node->function_symbol(availability);
770}
771
772static inline cgraph_node_ptr cgraph_function_or_thunk_node(cgraph_node_ptr node, enum availability *availability = NULL)
773{
774 return node->ultimate_alias_target(availability);
775}
776
777static inline bool cgraph_only_called_directly_p(cgraph_node_ptr node)
778{
779 return node->only_called_directly_p();
780}
781
782static inline enum availability cgraph_function_body_availability(cgraph_node_ptr node)
783{
784 return node->get_availability();
785}
786
787static inline cgraph_node_ptr cgraph_alias_target(cgraph_node_ptr node)
788{
789 return node->get_alias_target();
790}
791
792static inline bool cgraph_for_node_and_aliases(cgraph_node_ptr node, bool (*callback)(cgraph_node_ptr, void *), void *data, bool include_overwritable)
793{
794 return node->call_for_symbol_thunks_and_aliases(callback, data, include_overwritable);
795}
796
797static inline struct cgraph_node_hook_list *cgraph_add_function_insertion_hook(cgraph_node_hook hook, void *data)
798{
799 return symtab->add_cgraph_insertion_hook(hook, data);
800}
801
802static inline void cgraph_remove_function_insertion_hook(struct cgraph_node_hook_list *entry)
803{
804 symtab->remove_cgraph_insertion_hook(entry);
805}
806
807static inline struct cgraph_node_hook_list *cgraph_add_node_removal_hook(cgraph_node_hook hook, void *data)
808{
809 return symtab->add_cgraph_removal_hook(hook, data);
810}
811
812static inline void cgraph_remove_node_removal_hook(struct cgraph_node_hook_list *entry)
813{
814 symtab->remove_cgraph_removal_hook(entry);
815}
816
817static inline struct cgraph_2node_hook_list *cgraph_add_node_duplication_hook(cgraph_2node_hook hook, void *data)
818{
819 return symtab->add_cgraph_duplication_hook(hook, data);
820}
821
822static inline void cgraph_remove_node_duplication_hook(struct cgraph_2node_hook_list *entry)
823{
824 symtab->remove_cgraph_duplication_hook(entry);
825}
826
827static inline void cgraph_call_node_duplication_hooks(cgraph_node_ptr node, cgraph_node_ptr node2)
828{
829 symtab->call_cgraph_duplication_hooks(node, node2);
830}
831
832static inline void cgraph_call_edge_duplication_hooks(cgraph_edge *cs1, cgraph_edge *cs2)
833{
834 symtab->call_edge_duplication_hooks(cs1, cs2);
835}
836
837#if BUILDING_GCC_VERSION >= 6000
838typedef gimple *gimple_ptr;
839typedef const gimple *const_gimple_ptr;
840#define gimple gimple_ptr
841#define const_gimple const_gimple_ptr
842#undef CONST_CAST_GIMPLE
843#define CONST_CAST_GIMPLE(X) CONST_CAST(gimple, (X))
844#endif
845
846/* gimple related */
847static inline gimple gimple_build_assign_with_ops(enum tree_code subcode, tree lhs, tree op1, tree op2 MEM_STAT_DECL)
848{
849 return gimple_build_assign(lhs, subcode, op1, op2 PASS_MEM_STAT);
850}
851
852#if BUILDING_GCC_VERSION < 10000
853template <>
854template <>
855inline bool is_a_helper<const ggoto *>::test(const_gimple gs)
856{
857 return gs->code == GIMPLE_GOTO;
858}
859
860template <>
861template <>
862inline bool is_a_helper<const greturn *>::test(const_gimple gs)
863{
864 return gs->code == GIMPLE_RETURN;
865}
866#endif
867
868static inline gasm *as_a_gasm(gimple stmt)
869{
870 return as_a<gasm *>(stmt);
871}
872
873static inline const gasm *as_a_const_gasm(const_gimple stmt)
874{
875 return as_a<const gasm *>(stmt);
876}
877
878static inline gassign *as_a_gassign(gimple stmt)
879{
880 return as_a<gassign *>(stmt);
881}
882
883static inline const gassign *as_a_const_gassign(const_gimple stmt)
884{
885 return as_a<const gassign *>(stmt);
886}
887
888static inline gcall *as_a_gcall(gimple stmt)
889{
890 return as_a<gcall *>(stmt);
891}
892
893static inline const gcall *as_a_const_gcall(const_gimple stmt)
894{
895 return as_a<const gcall *>(stmt);
896}
897
898static inline ggoto *as_a_ggoto(gimple stmt)
899{
900 return as_a<ggoto *>(stmt);
901}
902
903static inline const ggoto *as_a_const_ggoto(const_gimple stmt)
904{
905 return as_a<const ggoto *>(stmt);
906}
907
908static inline gphi *as_a_gphi(gimple stmt)
909{
910 return as_a<gphi *>(stmt);
911}
912
913static inline const gphi *as_a_const_gphi(const_gimple stmt)
914{
915 return as_a<const gphi *>(stmt);
916}
917
918static inline greturn *as_a_greturn(gimple stmt)
919{
920 return as_a<greturn *>(stmt);
921}
922
923static inline const greturn *as_a_const_greturn(const_gimple stmt)
924{
925 return as_a<const greturn *>(stmt);
926}
927
928/* IPA/LTO related */
929#define ipa_ref_list_referring_iterate(L, I, P) \
930 (L)->referring.iterate((I), &(P))
931#define ipa_ref_list_reference_iterate(L, I, P) \
932 (L)->reference.iterate((I), &(P))
933
934static inline cgraph_node_ptr ipa_ref_referring_node(struct ipa_ref *ref)
935{
936 return dyn_cast<cgraph_node_ptr>(ref->referring);
937}
938
939static inline void ipa_remove_stmt_references(symtab_node *referring_node, gimple stmt)
940{
941 referring_node->remove_stmt_references(stmt);
942}
943#endif
944
945#if BUILDING_GCC_VERSION < 6000
946#define get_inner_reference(exp, pbitsize, pbitpos, poffset, pmode, punsignedp, preversep, pvolatilep, keep_aligning) \
947 get_inner_reference(exp, pbitsize, pbitpos, poffset, pmode, punsignedp, pvolatilep, keep_aligning)
948#define gen_rtx_set(ARG0, ARG1) gen_rtx_SET(VOIDmode, (ARG0), (ARG1))
949#endif
950
951#if BUILDING_GCC_VERSION >= 6000
952#define gen_rtx_set(ARG0, ARG1) gen_rtx_SET((ARG0), (ARG1))
953#endif
954
955#ifdef __cplusplus
956static inline void debug_tree(const_tree t)
957{
958 debug_tree(CONST_CAST_TREE(t));
959}
960
961static inline void debug_gimple_stmt(const_gimple s)
962{
963 debug_gimple_stmt(CONST_CAST_GIMPLE(s));
964}
965#else
966#define debug_tree(t) debug_tree(CONST_CAST_TREE(t))
967#define debug_gimple_stmt(s) debug_gimple_stmt(CONST_CAST_GIMPLE(s))
968#endif
969
970#if BUILDING_GCC_VERSION >= 7000
971#define get_inner_reference(exp, pbitsize, pbitpos, poffset, pmode, punsignedp, preversep, pvolatilep, keep_aligning) \
972 get_inner_reference(exp, pbitsize, pbitpos, poffset, pmode, punsignedp, preversep, pvolatilep)
973#endif
974
975#if BUILDING_GCC_VERSION < 7000
976#define SET_DECL_ALIGN(decl, align) DECL_ALIGN(decl) = (align)
977#define SET_DECL_MODE(decl, mode) DECL_MODE(decl) = (mode)
978#endif
979
980#endif