1 /* Language-dependent hooks for LTO.
2 Copyright (C) 2009-2015 Free Software Foundation, Inc.
3 Contributed by CodeSourcery, Inc.
5 This file is part of GCC.
7 GCC is free software; you can redistribute it and/or modify it under
8 the terms of the GNU General Public License as published by the Free
9 Software Foundation; either version 3, or (at your option) any later
12 GCC is distributed in the hope that it will be useful, but WITHOUT ANY
13 WARRANTY; without even the implied warranty of MERCHANTABILITY or
14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
17 You should have received a copy of the GNU General Public License
18 along with GCC; see the file COPYING3. If not see
19 <http://www.gnu.org/licenses/>. */
23 #include "coretypes.h"
26 #include "basic-block.h"
29 #include "stringpool.h"
30 #include "diagnostic-core.h"
31 #include "stor-layout.h"
32 #include "langhooks.h"
33 #include "langhooks-def.h"
39 static tree lto_type_for_size (unsigned, int);
41 static tree handle_noreturn_attribute (tree *, tree, tree, int, bool *);
42 static tree handle_leaf_attribute (tree *, tree, tree, int, bool *);
43 static tree handle_const_attribute (tree *, tree, tree, int, bool *);
44 static tree handle_malloc_attribute (tree *, tree, tree, int, bool *);
45 static tree handle_pure_attribute (tree *, tree, tree, int, bool *);
46 static tree handle_novops_attribute (tree *, tree, tree, int, bool *);
47 static tree handle_nonnull_attribute (tree *, tree, tree, int, bool *);
48 static tree handle_nothrow_attribute (tree *, tree, tree, int, bool *);
49 static tree handle_sentinel_attribute (tree *, tree, tree, int, bool *);
50 static tree handle_type_generic_attribute (tree *, tree, tree, int, bool *);
51 static tree handle_transaction_pure_attribute (tree *, tree, tree, int, bool *);
52 static tree handle_returns_twice_attribute (tree *, tree, tree, int, bool *);
53 static tree ignore_attribute (tree *, tree, tree, int, bool *);
55 static tree handle_format_attribute (tree *, tree, tree, int, bool *);
56 static tree handle_fnspec_attribute (tree *, tree, tree, int, bool *);
57 static tree handle_format_arg_attribute (tree *, tree, tree, int, bool *);
59 /* Table of machine-independent attributes supported in GIMPLE. */
60 const struct attribute_spec lto_attribute_table[] =
62 /* { name, min_len, max_len, decl_req, type_req, fn_type_req, handler,
64 { "noreturn", 0, 0, true, false, false,
65 handle_noreturn_attribute, false },
66 { "leaf", 0, 0, true, false, false,
67 handle_leaf_attribute, false },
68 /* The same comments as for noreturn attributes apply to const ones. */
69 { "const", 0, 0, true, false, false,
70 handle_const_attribute, false },
71 { "malloc", 0, 0, true, false, false,
72 handle_malloc_attribute, false },
73 { "pure", 0, 0, true, false, false,
74 handle_pure_attribute, false },
75 { "no vops", 0, 0, true, false, false,
76 handle_novops_attribute, false },
77 { "nonnull", 0, -1, false, true, true,
78 handle_nonnull_attribute, false },
79 { "nothrow", 0, 0, true, false, false,
80 handle_nothrow_attribute, false },
81 { "returns_twice", 0, 0, true, false, false,
82 handle_returns_twice_attribute, false },
83 { "sentinel", 0, 1, false, true, true,
84 handle_sentinel_attribute, false },
85 { "type generic", 0, 0, false, true, true,
86 handle_type_generic_attribute, false },
87 { "fn spec", 1, 1, false, true, true,
88 handle_fnspec_attribute, false },
89 { "transaction_pure", 0, 0, false, true, true,
90 handle_transaction_pure_attribute, false },
91 /* For internal use only. The leading '*' both prevents its usage in
92 source code and signals that it may be overridden by machine tables. */
93 { "*tm regparm", 0, 0, false, true, true,
94 ignore_attribute, false },
95 { NULL, 0, 0, false, false, false, NULL, false }
98 /* Give the specifications for the format attributes, used by C and all
101 const struct attribute_spec lto_format_attribute_table[] =
103 /* { name, min_len, max_len, decl_req, type_req, fn_type_req, handler,
104 affects_type_identity } */
105 { "format", 3, 3, false, true, true,
106 handle_format_attribute, false },
107 { "format_arg", 1, 1, false, true, true,
108 handle_format_arg_attribute, false },
109 { NULL, 0, 0, false, false, false, NULL, false }
112 enum built_in_attribute
114 #define DEF_ATTR_NULL_TREE(ENUM) ENUM,
115 #define DEF_ATTR_INT(ENUM, VALUE) ENUM,
116 #define DEF_ATTR_STRING(ENUM, VALUE) ENUM,
117 #define DEF_ATTR_IDENT(ENUM, STRING) ENUM,
118 #define DEF_ATTR_TREE_LIST(ENUM, PURPOSE, VALUE, CHAIN) ENUM,
119 #include "builtin-attrs.def"
120 #undef DEF_ATTR_NULL_TREE
122 #undef DEF_ATTR_STRING
123 #undef DEF_ATTR_IDENT
124 #undef DEF_ATTR_TREE_LIST
128 static GTY(()) tree built_in_attributes[(int) ATTR_LAST];
132 enum lto_builtin_type
134 #define DEF_PRIMITIVE_TYPE(NAME, VALUE) NAME,
135 #define DEF_FUNCTION_TYPE_0(NAME, RETURN) NAME,
136 #define DEF_FUNCTION_TYPE_1(NAME, RETURN, ARG1) NAME,
137 #define DEF_FUNCTION_TYPE_2(NAME, RETURN, ARG1, ARG2) NAME,
138 #define DEF_FUNCTION_TYPE_3(NAME, RETURN, ARG1, ARG2, ARG3) NAME,
139 #define DEF_FUNCTION_TYPE_4(NAME, RETURN, ARG1, ARG2, ARG3, ARG4) NAME,
140 #define DEF_FUNCTION_TYPE_5(NAME, RETURN, ARG1, ARG2, ARG3, ARG4, ARG5) NAME,
141 #define DEF_FUNCTION_TYPE_6(NAME, RETURN, ARG1, ARG2, ARG3, ARG4, ARG5, \
143 #define DEF_FUNCTION_TYPE_7(NAME, RETURN, ARG1, ARG2, ARG3, ARG4, ARG5, \
145 #define DEF_FUNCTION_TYPE_8(NAME, RETURN, ARG1, ARG2, ARG3, ARG4, ARG5, \
146 ARG6, ARG7, ARG8) NAME,
147 #define DEF_FUNCTION_TYPE_9(NAME, RETURN, ARG1, ARG2, ARG3, ARG4, ARG5, \
148 ARG6, ARG7, ARG8, ARG9) NAME,
149 #define DEF_FUNCTION_TYPE_10(NAME, RETURN, ARG1, ARG2, ARG3, ARG4, ARG5, \
150 ARG6, ARG7, ARG8, ARG9, ARG10) NAME,
151 #define DEF_FUNCTION_TYPE_11(NAME, RETURN, ARG1, ARG2, ARG3, ARG4, ARG5, \
152 ARG6, ARG7, ARG8, ARG9, ARG10, ARG11) NAME,
153 #define DEF_FUNCTION_TYPE_VAR_0(NAME, RETURN) NAME,
154 #define DEF_FUNCTION_TYPE_VAR_1(NAME, RETURN, ARG1) NAME,
155 #define DEF_FUNCTION_TYPE_VAR_2(NAME, RETURN, ARG1, ARG2) NAME,
156 #define DEF_FUNCTION_TYPE_VAR_3(NAME, RETURN, ARG1, ARG2, ARG3) NAME,
157 #define DEF_FUNCTION_TYPE_VAR_4(NAME, RETURN, ARG1, ARG2, ARG3, ARG4) NAME,
158 #define DEF_FUNCTION_TYPE_VAR_5(NAME, RETURN, ARG1, ARG2, ARG3, ARG4, ARG6) \
160 #define DEF_FUNCTION_TYPE_VAR_6(NAME, RETURN, ARG1, ARG2, ARG3, ARG4, ARG5, \
162 #define DEF_FUNCTION_TYPE_VAR_7(NAME, RETURN, ARG1, ARG2, ARG3, ARG4, ARG5, \
164 #define DEF_POINTER_TYPE(NAME, TYPE) NAME,
165 #include "builtin-types.def"
166 #undef DEF_PRIMITIVE_TYPE
167 #undef DEF_FUNCTION_TYPE_0
168 #undef DEF_FUNCTION_TYPE_1
169 #undef DEF_FUNCTION_TYPE_2
170 #undef DEF_FUNCTION_TYPE_3
171 #undef DEF_FUNCTION_TYPE_4
172 #undef DEF_FUNCTION_TYPE_5
173 #undef DEF_FUNCTION_TYPE_6
174 #undef DEF_FUNCTION_TYPE_7
175 #undef DEF_FUNCTION_TYPE_8
176 #undef DEF_FUNCTION_TYPE_9
177 #undef DEF_FUNCTION_TYPE_10
178 #undef DEF_FUNCTION_TYPE_11
179 #undef DEF_FUNCTION_TYPE_VAR_0
180 #undef DEF_FUNCTION_TYPE_VAR_1
181 #undef DEF_FUNCTION_TYPE_VAR_2
182 #undef DEF_FUNCTION_TYPE_VAR_3
183 #undef DEF_FUNCTION_TYPE_VAR_4
184 #undef DEF_FUNCTION_TYPE_VAR_5
185 #undef DEF_FUNCTION_TYPE_VAR_6
186 #undef DEF_FUNCTION_TYPE_VAR_7
187 #undef DEF_POINTER_TYPE
191 typedef enum lto_builtin_type builtin_type;
193 static GTY(()) tree builtin_types[(int) BT_LAST + 1];
195 static GTY(()) tree string_type_node;
196 static GTY(()) tree const_string_type_node;
197 static GTY(()) tree wint_type_node;
198 static GTY(()) tree intmax_type_node;
199 static GTY(()) tree uintmax_type_node;
200 static GTY(()) tree signed_size_type_node;
202 /* Flags needed to process builtins.def. */
207 /* Attribute handlers. */
209 /* Handle a "noreturn" attribute; arguments as in
210 struct attribute_spec.handler. */
213 handle_noreturn_attribute (tree *node, tree ARG_UNUSED (name),
214 tree ARG_UNUSED (args), int ARG_UNUSED (flags),
215 bool * ARG_UNUSED (no_add_attrs))
217 tree type = TREE_TYPE (*node);
219 if (TREE_CODE (*node) == FUNCTION_DECL)
220 TREE_THIS_VOLATILE (*node) = 1;
221 else if (TREE_CODE (type) == POINTER_TYPE
222 && TREE_CODE (TREE_TYPE (type)) == FUNCTION_TYPE)
225 (build_type_variant (TREE_TYPE (type),
226 TYPE_READONLY (TREE_TYPE (type)), 1));
233 /* Handle a "leaf" attribute; arguments as in
234 struct attribute_spec.handler. */
237 handle_leaf_attribute (tree *node, tree name,
238 tree ARG_UNUSED (args),
239 int ARG_UNUSED (flags), bool *no_add_attrs)
241 if (TREE_CODE (*node) != FUNCTION_DECL)
243 warning (OPT_Wattributes, "%qE attribute ignored", name);
244 *no_add_attrs = true;
246 if (!TREE_PUBLIC (*node))
248 warning (OPT_Wattributes, "%qE attribute has no effect on unit local functions", name);
249 *no_add_attrs = true;
255 /* Handle a "const" attribute; arguments as in
256 struct attribute_spec.handler. */
259 handle_const_attribute (tree *node, tree ARG_UNUSED (name),
260 tree ARG_UNUSED (args), int ARG_UNUSED (flags),
261 bool * ARG_UNUSED (no_add_attrs))
263 tree type = TREE_TYPE (*node);
265 /* See FIXME comment on noreturn in c_common_attribute_table. */
266 if (TREE_CODE (*node) == FUNCTION_DECL)
267 TREE_READONLY (*node) = 1;
268 else if (TREE_CODE (type) == POINTER_TYPE
269 && TREE_CODE (TREE_TYPE (type)) == FUNCTION_TYPE)
272 (build_type_variant (TREE_TYPE (type), 1,
273 TREE_THIS_VOLATILE (TREE_TYPE (type))));
281 /* Handle a "malloc" attribute; arguments as in
282 struct attribute_spec.handler. */
285 handle_malloc_attribute (tree *node, tree ARG_UNUSED (name),
286 tree ARG_UNUSED (args), int ARG_UNUSED (flags),
287 bool * ARG_UNUSED (no_add_attrs))
289 if (TREE_CODE (*node) == FUNCTION_DECL
290 && POINTER_TYPE_P (TREE_TYPE (TREE_TYPE (*node))))
291 DECL_IS_MALLOC (*node) = 1;
299 /* Handle a "pure" attribute; arguments as in
300 struct attribute_spec.handler. */
303 handle_pure_attribute (tree *node, tree ARG_UNUSED (name),
304 tree ARG_UNUSED (args), int ARG_UNUSED (flags),
305 bool * ARG_UNUSED (no_add_attrs))
307 if (TREE_CODE (*node) == FUNCTION_DECL)
308 DECL_PURE_P (*node) = 1;
316 /* Handle a "no vops" attribute; arguments as in
317 struct attribute_spec.handler. */
320 handle_novops_attribute (tree *node, tree ARG_UNUSED (name),
321 tree ARG_UNUSED (args), int ARG_UNUSED (flags),
322 bool *ARG_UNUSED (no_add_attrs))
324 gcc_assert (TREE_CODE (*node) == FUNCTION_DECL);
325 DECL_IS_NOVOPS (*node) = 1;
330 /* Helper for nonnull attribute handling; fetch the operand number
331 from the attribute argument list. */
334 get_nonnull_operand (tree arg_num_expr, unsigned HOST_WIDE_INT *valp)
336 /* Verify the arg number is a constant. */
337 if (!tree_fits_uhwi_p (arg_num_expr))
340 *valp = TREE_INT_CST_LOW (arg_num_expr);
344 /* Handle the "nonnull" attribute. */
347 handle_nonnull_attribute (tree *node, tree ARG_UNUSED (name),
348 tree args, int ARG_UNUSED (flags),
349 bool * ARG_UNUSED (no_add_attrs))
353 /* If no arguments are specified, all pointer arguments should be
354 non-null. Verify a full prototype is given so that the arguments
355 will have the correct types when we actually check them later. */
358 gcc_assert (prototype_p (type));
362 /* Argument list specified. Verify that each argument number references
363 a pointer argument. */
364 for (; args; args = TREE_CHAIN (args))
367 unsigned HOST_WIDE_INT arg_num = 0, ck_num;
369 if (!get_nonnull_operand (TREE_VALUE (args), &arg_num))
372 argument = TYPE_ARG_TYPES (type);
375 for (ck_num = 1; ; ck_num++)
377 if (!argument || ck_num == arg_num)
379 argument = TREE_CHAIN (argument);
383 && TREE_CODE (TREE_VALUE (argument)) == POINTER_TYPE);
391 /* Handle a "nothrow" attribute; arguments as in
392 struct attribute_spec.handler. */
395 handle_nothrow_attribute (tree *node, tree ARG_UNUSED (name),
396 tree ARG_UNUSED (args), int ARG_UNUSED (flags),
397 bool * ARG_UNUSED (no_add_attrs))
399 if (TREE_CODE (*node) == FUNCTION_DECL)
400 TREE_NOTHROW (*node) = 1;
408 /* Handle a "sentinel" attribute. */
411 handle_sentinel_attribute (tree *node, tree ARG_UNUSED (name), tree args,
412 int ARG_UNUSED (flags),
413 bool * ARG_UNUSED (no_add_attrs))
415 gcc_assert (stdarg_p (*node));
419 tree position = TREE_VALUE (args);
420 gcc_assert (TREE_CODE (position) == INTEGER_CST);
421 if (tree_int_cst_lt (position, integer_zero_node))
428 /* Handle a "type_generic" attribute. */
431 handle_type_generic_attribute (tree *node, tree ARG_UNUSED (name),
432 tree ARG_UNUSED (args), int ARG_UNUSED (flags),
433 bool * ARG_UNUSED (no_add_attrs))
435 /* Ensure we have a function type. */
436 gcc_assert (TREE_CODE (*node) == FUNCTION_TYPE);
438 /* Ensure we have a variadic function. */
439 gcc_assert (!prototype_p (*node) || stdarg_p (*node));
444 /* Handle a "transaction_pure" attribute. */
447 handle_transaction_pure_attribute (tree *node, tree ARG_UNUSED (name),
448 tree ARG_UNUSED (args),
449 int ARG_UNUSED (flags),
450 bool * ARG_UNUSED (no_add_attrs))
452 /* Ensure we have a function type. */
453 gcc_assert (TREE_CODE (*node) == FUNCTION_TYPE);
458 /* Handle a "returns_twice" attribute. */
461 handle_returns_twice_attribute (tree *node, tree ARG_UNUSED (name),
462 tree ARG_UNUSED (args),
463 int ARG_UNUSED (flags),
464 bool * ARG_UNUSED (no_add_attrs))
466 gcc_assert (TREE_CODE (*node) == FUNCTION_DECL);
468 DECL_IS_RETURNS_TWICE (*node) = 1;
473 /* Ignore the given attribute. Used when this attribute may be usefully
474 overridden by the target, but is not used generically. */
477 ignore_attribute (tree * ARG_UNUSED (node), tree ARG_UNUSED (name),
478 tree ARG_UNUSED (args), int ARG_UNUSED (flags),
481 *no_add_attrs = true;
485 /* Handle a "format" attribute; arguments as in
486 struct attribute_spec.handler. */
489 handle_format_attribute (tree * ARG_UNUSED (node), tree ARG_UNUSED (name),
490 tree ARG_UNUSED (args), int ARG_UNUSED (flags),
493 *no_add_attrs = true;
498 /* Handle a "format_arg" attribute; arguments as in
499 struct attribute_spec.handler. */
502 handle_format_arg_attribute (tree * ARG_UNUSED (node), tree ARG_UNUSED (name),
503 tree ARG_UNUSED (args), int ARG_UNUSED (flags),
506 *no_add_attrs = true;
511 /* Handle a "fn spec" attribute; arguments as in
512 struct attribute_spec.handler. */
515 handle_fnspec_attribute (tree *node ATTRIBUTE_UNUSED, tree ARG_UNUSED (name),
516 tree args, int ARG_UNUSED (flags),
517 bool *no_add_attrs ATTRIBUTE_UNUSED)
520 && TREE_CODE (TREE_VALUE (args)) == STRING_CST
521 && !TREE_CHAIN (args));
525 /* Cribbed from c-common.c. */
528 def_fn_type (builtin_type def, builtin_type ret, bool var, int n, ...)
531 tree *args = XALLOCAVEC (tree, n);
537 for (i = 0; i < n; ++i)
539 builtin_type a = (builtin_type) va_arg (list, int);
540 t = builtin_types[a];
541 if (t == error_mark_node)
547 t = builtin_types[ret];
550 if (t == error_mark_node)
553 t = build_varargs_function_type_array (t, n, args);
555 t = build_function_type_array (t, n, args);
557 builtin_types[def] = t;
560 /* Used to help initialize the builtin-types.def table. When a type of
561 the correct size doesn't exist, use error_mark_node instead of NULL.
562 The later results in segfaults even when a decl using the type doesn't
566 builtin_type_for_size (int size, bool unsignedp)
568 tree type = lto_type_for_size (size, unsignedp);
569 return type ? type : error_mark_node;
572 /* Support for DEF_BUILTIN. */
575 def_builtin_1 (enum built_in_function fncode, const char *name,
576 enum built_in_class fnclass, tree fntype, tree libtype,
577 bool both_p, bool fallback_p, bool nonansi_p,
578 tree fnattrs, bool implicit_p)
583 if (fntype == error_mark_node)
586 libname = name + strlen ("__builtin_");
587 decl = add_builtin_function (name, fntype, fncode, fnclass,
588 (fallback_p ? libname : NULL),
593 && !(nonansi_p && flag_no_nonansi_builtin))
594 add_builtin_function (libname, libtype, fncode, fnclass,
597 set_builtin_decl (fncode, decl, implicit_p);
601 /* Initialize the attribute table for all the supported builtins. */
604 lto_init_attributes (void)
606 /* Fill in the built_in_attributes array. */
607 #define DEF_ATTR_NULL_TREE(ENUM) \
608 built_in_attributes[(int) ENUM] = NULL_TREE;
609 #define DEF_ATTR_INT(ENUM, VALUE) \
610 built_in_attributes[(int) ENUM] = build_int_cst (NULL_TREE, VALUE);
611 #define DEF_ATTR_STRING(ENUM, VALUE) \
612 built_in_attributes[(int) ENUM] = build_string (strlen (VALUE), VALUE);
613 #define DEF_ATTR_IDENT(ENUM, STRING) \
614 built_in_attributes[(int) ENUM] = get_identifier (STRING);
615 #define DEF_ATTR_TREE_LIST(ENUM, PURPOSE, VALUE, CHAIN) \
616 built_in_attributes[(int) ENUM] \
617 = tree_cons (built_in_attributes[(int) PURPOSE], \
618 built_in_attributes[(int) VALUE], \
619 built_in_attributes[(int) CHAIN]);
620 #include "builtin-attrs.def"
621 #undef DEF_ATTR_NULL_TREE
623 #undef DEF_ATTR_STRING
624 #undef DEF_ATTR_IDENT
625 #undef DEF_ATTR_TREE_LIST
628 /* Create builtin types and functions. VA_LIST_REF_TYPE_NODE and
629 VA_LIST_ARG_TYPE_NODE are used in builtin-types.def. */
632 lto_define_builtins (tree va_list_ref_type_node ATTRIBUTE_UNUSED,
633 tree va_list_arg_type_node ATTRIBUTE_UNUSED)
635 #define DEF_PRIMITIVE_TYPE(ENUM, VALUE) \
636 builtin_types[ENUM] = VALUE;
637 #define DEF_FUNCTION_TYPE_0(ENUM, RETURN) \
638 def_fn_type (ENUM, RETURN, 0, 0);
639 #define DEF_FUNCTION_TYPE_1(ENUM, RETURN, ARG1) \
640 def_fn_type (ENUM, RETURN, 0, 1, ARG1);
641 #define DEF_FUNCTION_TYPE_2(ENUM, RETURN, ARG1, ARG2) \
642 def_fn_type (ENUM, RETURN, 0, 2, ARG1, ARG2);
643 #define DEF_FUNCTION_TYPE_3(ENUM, RETURN, ARG1, ARG2, ARG3) \
644 def_fn_type (ENUM, RETURN, 0, 3, ARG1, ARG2, ARG3);
645 #define DEF_FUNCTION_TYPE_4(ENUM, RETURN, ARG1, ARG2, ARG3, ARG4) \
646 def_fn_type (ENUM, RETURN, 0, 4, ARG1, ARG2, ARG3, ARG4);
647 #define DEF_FUNCTION_TYPE_5(ENUM, RETURN, ARG1, ARG2, ARG3, ARG4, ARG5) \
648 def_fn_type (ENUM, RETURN, 0, 5, ARG1, ARG2, ARG3, ARG4, ARG5);
649 #define DEF_FUNCTION_TYPE_6(ENUM, RETURN, ARG1, ARG2, ARG3, ARG4, ARG5, \
651 def_fn_type (ENUM, RETURN, 0, 6, ARG1, ARG2, ARG3, ARG4, ARG5, ARG6);
652 #define DEF_FUNCTION_TYPE_7(ENUM, RETURN, ARG1, ARG2, ARG3, ARG4, ARG5, \
654 def_fn_type (ENUM, RETURN, 0, 7, ARG1, ARG2, ARG3, ARG4, ARG5, ARG6, ARG7);
655 #define DEF_FUNCTION_TYPE_8(ENUM, RETURN, ARG1, ARG2, ARG3, ARG4, ARG5, \
657 def_fn_type (ENUM, RETURN, 0, 8, ARG1, ARG2, ARG3, ARG4, ARG5, ARG6, \
659 #define DEF_FUNCTION_TYPE_9(ENUM, RETURN, ARG1, ARG2, ARG3, ARG4, ARG5, \
660 ARG6, ARG7, ARG8, ARG9) \
661 def_fn_type (ENUM, RETURN, 0, 9, ARG1, ARG2, ARG3, ARG4, ARG5, ARG6, \
663 #define DEF_FUNCTION_TYPE_10(ENUM, RETURN, ARG1, ARG2, ARG3, ARG4, ARG5, \
664 ARG6, ARG7, ARG8, ARG9, ARG10) \
665 def_fn_type (ENUM, RETURN, 0, 10, ARG1, ARG2, ARG3, ARG4, ARG5, ARG6, \
666 ARG7, ARG8, ARG9, ARG10);
667 #define DEF_FUNCTION_TYPE_11(ENUM, RETURN, ARG1, ARG2, ARG3, ARG4, ARG5, \
668 ARG6, ARG7, ARG8, ARG9, ARG10, ARG11) \
669 def_fn_type (ENUM, RETURN, 0, 11, ARG1, ARG2, ARG3, ARG4, ARG5, ARG6, \
670 ARG7, ARG8, ARG9, ARG10, ARG11);
671 #define DEF_FUNCTION_TYPE_VAR_0(ENUM, RETURN) \
672 def_fn_type (ENUM, RETURN, 1, 0);
673 #define DEF_FUNCTION_TYPE_VAR_1(ENUM, RETURN, ARG1) \
674 def_fn_type (ENUM, RETURN, 1, 1, ARG1);
675 #define DEF_FUNCTION_TYPE_VAR_2(ENUM, RETURN, ARG1, ARG2) \
676 def_fn_type (ENUM, RETURN, 1, 2, ARG1, ARG2);
677 #define DEF_FUNCTION_TYPE_VAR_3(ENUM, RETURN, ARG1, ARG2, ARG3) \
678 def_fn_type (ENUM, RETURN, 1, 3, ARG1, ARG2, ARG3);
679 #define DEF_FUNCTION_TYPE_VAR_4(ENUM, RETURN, ARG1, ARG2, ARG3, ARG4) \
680 def_fn_type (ENUM, RETURN, 1, 4, ARG1, ARG2, ARG3, ARG4);
681 #define DEF_FUNCTION_TYPE_VAR_5(ENUM, RETURN, ARG1, ARG2, ARG3, ARG4, ARG5) \
682 def_fn_type (ENUM, RETURN, 1, 5, ARG1, ARG2, ARG3, ARG4, ARG5);
683 #define DEF_FUNCTION_TYPE_VAR_6(ENUM, RETURN, ARG1, ARG2, ARG3, ARG4, ARG5, \
685 def_fn_type (ENUM, RETURN, 1, 6, ARG1, ARG2, ARG3, ARG4, ARG5, ARG6);
686 #define DEF_FUNCTION_TYPE_VAR_7(ENUM, RETURN, ARG1, ARG2, ARG3, ARG4, ARG5, \
688 def_fn_type (ENUM, RETURN, 1, 7, ARG1, ARG2, ARG3, ARG4, ARG5, ARG6, ARG7);
689 #define DEF_POINTER_TYPE(ENUM, TYPE) \
690 builtin_types[(int) ENUM] = build_pointer_type (builtin_types[(int) TYPE]);
692 #include "builtin-types.def"
694 #undef DEF_PRIMITIVE_TYPE
695 #undef DEF_FUNCTION_TYPE_0
696 #undef DEF_FUNCTION_TYPE_1
697 #undef DEF_FUNCTION_TYPE_2
698 #undef DEF_FUNCTION_TYPE_3
699 #undef DEF_FUNCTION_TYPE_4
700 #undef DEF_FUNCTION_TYPE_5
701 #undef DEF_FUNCTION_TYPE_6
702 #undef DEF_FUNCTION_TYPE_7
703 #undef DEF_FUNCTION_TYPE_8
704 #undef DEF_FUNCTION_TYPE_9
705 #undef DEF_FUNCTION_TYPE_10
706 #undef DEF_FUNCTION_TYPE_11
707 #undef DEF_FUNCTION_TYPE_VAR_0
708 #undef DEF_FUNCTION_TYPE_VAR_1
709 #undef DEF_FUNCTION_TYPE_VAR_2
710 #undef DEF_FUNCTION_TYPE_VAR_3
711 #undef DEF_FUNCTION_TYPE_VAR_4
712 #undef DEF_FUNCTION_TYPE_VAR_5
713 #undef DEF_FUNCTION_TYPE_VAR_6
714 #undef DEF_FUNCTION_TYPE_VAR_7
715 #undef DEF_POINTER_TYPE
716 builtin_types[(int) BT_LAST] = NULL_TREE;
718 lto_init_attributes ();
720 #define DEF_BUILTIN(ENUM, NAME, CLASS, TYPE, LIBTYPE, BOTH_P, FALLBACK_P,\
721 NONANSI_P, ATTRS, IMPLICIT, COND) \
723 def_builtin_1 (ENUM, NAME, CLASS, builtin_types[(int) TYPE], \
724 builtin_types[(int) LIBTYPE], BOTH_P, FALLBACK_P, \
725 NONANSI_P, built_in_attributes[(int) ATTRS], IMPLICIT);
726 #include "builtins.def"
729 static GTY(()) tree registered_builtin_types;
731 /* Language hooks. */
734 lto_option_lang_mask (void)
740 lto_complain_wrong_lang_p (const struct cl_option *option ATTRIBUTE_UNUSED)
742 /* The LTO front end inherits all the options from the first front
743 end that was used. However, not all the original front end
744 options make sense in LTO.
746 A real solution would be to filter this in collect2, but collect2
747 does not have access to all the option attributes to know what to
748 filter. So, in lto1 we silently accept inherited flags and do
754 lto_init_options_struct (struct gcc_options *opts)
756 /* By default, C99-like requirements for complex multiply and divide.
757 ??? Until the complex method is encoded in the IL this is the only
758 safe choice. This will pessimize Fortran code with LTO unless
759 people specify a complex method manually or use -ffast-math. */
760 opts->x_flag_complex_method = 2;
763 /* Handle command-line option SCODE. If the option takes an argument, it is
764 stored in ARG, which is otherwise NULL. VALUE holds either a numerical
765 argument or a binary value indicating whether the positive or negative form
766 of the option was supplied. */
768 const char *resolution_file_name;
770 lto_handle_option (size_t scode, const char *arg,
771 int value ATTRIBUTE_UNUSED, int kind ATTRIBUTE_UNUSED,
772 location_t loc ATTRIBUTE_UNUSED,
773 const struct cl_option_handlers *handlers ATTRIBUTE_UNUSED)
775 enum opt_code code = (enum opt_code) scode;
780 case OPT_fresolution_:
781 resolution_file_name = arg;
789 flag_wpa = value ? "" : NULL;
799 /* Perform post-option processing. Does additional initialization based on
800 command-line options. PFILENAME is the main input filename. Returns false
801 to enable subsequent back-end initialization. */
804 lto_post_options (const char **pfilename ATTRIBUTE_UNUSED)
806 /* -fltrans and -fwpa are mutually exclusive. Check for that here. */
807 if (flag_wpa && flag_ltrans)
808 error ("-fwpa and -fltrans are mutually exclusive");
812 flag_generate_lto = 0;
814 /* During LTRANS, we are not looking at the whole program, only
815 a subset of the whole callgraph. */
816 flag_whole_program = 0;
820 flag_generate_lto = 1;
822 /* Excess precision other than "fast" requires front-end
824 flag_excess_precision_cmdline = EXCESS_PRECISION_FAST;
826 /* Initialize the compiler back end. */
830 /* Return an integer type with PRECISION bits of precision,
831 that is unsigned if UNSIGNEDP is nonzero, otherwise signed. */
834 lto_type_for_size (unsigned precision, int unsignedp)
838 if (precision == TYPE_PRECISION (integer_type_node))
839 return unsignedp ? unsigned_type_node : integer_type_node;
841 if (precision == TYPE_PRECISION (signed_char_type_node))
842 return unsignedp ? unsigned_char_type_node : signed_char_type_node;
844 if (precision == TYPE_PRECISION (short_integer_type_node))
845 return unsignedp ? short_unsigned_type_node : short_integer_type_node;
847 if (precision == TYPE_PRECISION (long_integer_type_node))
848 return unsignedp ? long_unsigned_type_node : long_integer_type_node;
850 if (precision == TYPE_PRECISION (long_long_integer_type_node))
852 ? long_long_unsigned_type_node
853 : long_long_integer_type_node;
855 for (i = 0; i < NUM_INT_N_ENTS; i ++)
856 if (int_n_enabled_p[i]
857 && precision == int_n_data[i].bitsize)
858 return (unsignedp ? int_n_trees[i].unsigned_type
859 : int_n_trees[i].signed_type);
861 if (precision <= TYPE_PRECISION (intQI_type_node))
862 return unsignedp ? unsigned_intQI_type_node : intQI_type_node;
864 if (precision <= TYPE_PRECISION (intHI_type_node))
865 return unsignedp ? unsigned_intHI_type_node : intHI_type_node;
867 if (precision <= TYPE_PRECISION (intSI_type_node))
868 return unsignedp ? unsigned_intSI_type_node : intSI_type_node;
870 if (precision <= TYPE_PRECISION (intDI_type_node))
871 return unsignedp ? unsigned_intDI_type_node : intDI_type_node;
873 if (precision <= TYPE_PRECISION (intTI_type_node))
874 return unsignedp ? unsigned_intTI_type_node : intTI_type_node;
880 /* Return a data type that has machine mode MODE.
881 If the mode is an integer,
882 then UNSIGNEDP selects between signed and unsigned types.
883 If the mode is a fixed-point mode,
884 then UNSIGNEDP selects between saturating and nonsaturating types. */
887 lto_type_for_mode (machine_mode mode, int unsigned_p)
892 if (mode == TYPE_MODE (integer_type_node))
893 return unsigned_p ? unsigned_type_node : integer_type_node;
895 if (mode == TYPE_MODE (signed_char_type_node))
896 return unsigned_p ? unsigned_char_type_node : signed_char_type_node;
898 if (mode == TYPE_MODE (short_integer_type_node))
899 return unsigned_p ? short_unsigned_type_node : short_integer_type_node;
901 if (mode == TYPE_MODE (long_integer_type_node))
902 return unsigned_p ? long_unsigned_type_node : long_integer_type_node;
904 if (mode == TYPE_MODE (long_long_integer_type_node))
905 return unsigned_p ? long_long_unsigned_type_node : long_long_integer_type_node;
907 for (i = 0; i < NUM_INT_N_ENTS; i ++)
908 if (int_n_enabled_p[i]
909 && mode == int_n_data[i].m)
910 return (unsigned_p ? int_n_trees[i].unsigned_type
911 : int_n_trees[i].signed_type);
914 return unsigned_p ? unsigned_intQI_type_node : intQI_type_node;
917 return unsigned_p ? unsigned_intHI_type_node : intHI_type_node;
920 return unsigned_p ? unsigned_intSI_type_node : intSI_type_node;
923 return unsigned_p ? unsigned_intDI_type_node : intDI_type_node;
925 #if HOST_BITS_PER_WIDE_INT >= 64
926 if (mode == TYPE_MODE (intTI_type_node))
927 return unsigned_p ? unsigned_intTI_type_node : intTI_type_node;
930 if (mode == TYPE_MODE (float_type_node))
931 return float_type_node;
933 if (mode == TYPE_MODE (double_type_node))
934 return double_type_node;
936 if (mode == TYPE_MODE (long_double_type_node))
937 return long_double_type_node;
939 if (mode == TYPE_MODE (void_type_node))
940 return void_type_node;
942 if (mode == TYPE_MODE (build_pointer_type (char_type_node)))
944 ? make_unsigned_type (GET_MODE_PRECISION (mode))
945 : make_signed_type (GET_MODE_PRECISION (mode)));
947 if (mode == TYPE_MODE (build_pointer_type (integer_type_node)))
949 ? make_unsigned_type (GET_MODE_PRECISION (mode))
950 : make_signed_type (GET_MODE_PRECISION (mode)));
952 if (COMPLEX_MODE_P (mode))
954 machine_mode inner_mode;
957 if (mode == TYPE_MODE (complex_float_type_node))
958 return complex_float_type_node;
959 if (mode == TYPE_MODE (complex_double_type_node))
960 return complex_double_type_node;
961 if (mode == TYPE_MODE (complex_long_double_type_node))
962 return complex_long_double_type_node;
964 if (mode == TYPE_MODE (complex_integer_type_node) && !unsigned_p)
965 return complex_integer_type_node;
967 inner_mode = GET_MODE_INNER (mode);
968 inner_type = lto_type_for_mode (inner_mode, unsigned_p);
969 if (inner_type != NULL_TREE)
970 return build_complex_type (inner_type);
972 else if (VECTOR_MODE_P (mode))
974 machine_mode inner_mode = GET_MODE_INNER (mode);
975 tree inner_type = lto_type_for_mode (inner_mode, unsigned_p);
976 if (inner_type != NULL_TREE)
977 return build_vector_type_for_mode (inner_type, mode);
980 if (mode == TYPE_MODE (dfloat32_type_node))
981 return dfloat32_type_node;
982 if (mode == TYPE_MODE (dfloat64_type_node))
983 return dfloat64_type_node;
984 if (mode == TYPE_MODE (dfloat128_type_node))
985 return dfloat128_type_node;
987 if (ALL_SCALAR_FIXED_POINT_MODE_P (mode))
989 if (mode == TYPE_MODE (short_fract_type_node))
990 return unsigned_p ? sat_short_fract_type_node : short_fract_type_node;
991 if (mode == TYPE_MODE (fract_type_node))
992 return unsigned_p ? sat_fract_type_node : fract_type_node;
993 if (mode == TYPE_MODE (long_fract_type_node))
994 return unsigned_p ? sat_long_fract_type_node : long_fract_type_node;
995 if (mode == TYPE_MODE (long_long_fract_type_node))
996 return unsigned_p ? sat_long_long_fract_type_node
997 : long_long_fract_type_node;
999 if (mode == TYPE_MODE (unsigned_short_fract_type_node))
1000 return unsigned_p ? sat_unsigned_short_fract_type_node
1001 : unsigned_short_fract_type_node;
1002 if (mode == TYPE_MODE (unsigned_fract_type_node))
1003 return unsigned_p ? sat_unsigned_fract_type_node
1004 : unsigned_fract_type_node;
1005 if (mode == TYPE_MODE (unsigned_long_fract_type_node))
1006 return unsigned_p ? sat_unsigned_long_fract_type_node
1007 : unsigned_long_fract_type_node;
1008 if (mode == TYPE_MODE (unsigned_long_long_fract_type_node))
1009 return unsigned_p ? sat_unsigned_long_long_fract_type_node
1010 : unsigned_long_long_fract_type_node;
1012 if (mode == TYPE_MODE (short_accum_type_node))
1013 return unsigned_p ? sat_short_accum_type_node : short_accum_type_node;
1014 if (mode == TYPE_MODE (accum_type_node))
1015 return unsigned_p ? sat_accum_type_node : accum_type_node;
1016 if (mode == TYPE_MODE (long_accum_type_node))
1017 return unsigned_p ? sat_long_accum_type_node : long_accum_type_node;
1018 if (mode == TYPE_MODE (long_long_accum_type_node))
1019 return unsigned_p ? sat_long_long_accum_type_node
1020 : long_long_accum_type_node;
1022 if (mode == TYPE_MODE (unsigned_short_accum_type_node))
1023 return unsigned_p ? sat_unsigned_short_accum_type_node
1024 : unsigned_short_accum_type_node;
1025 if (mode == TYPE_MODE (unsigned_accum_type_node))
1026 return unsigned_p ? sat_unsigned_accum_type_node
1027 : unsigned_accum_type_node;
1028 if (mode == TYPE_MODE (unsigned_long_accum_type_node))
1029 return unsigned_p ? sat_unsigned_long_accum_type_node
1030 : unsigned_long_accum_type_node;
1031 if (mode == TYPE_MODE (unsigned_long_long_accum_type_node))
1032 return unsigned_p ? sat_unsigned_long_long_accum_type_node
1033 : unsigned_long_long_accum_type_node;
1036 return unsigned_p ? sat_qq_type_node : qq_type_node;
1038 return unsigned_p ? sat_hq_type_node : hq_type_node;
1040 return unsigned_p ? sat_sq_type_node : sq_type_node;
1042 return unsigned_p ? sat_dq_type_node : dq_type_node;
1044 return unsigned_p ? sat_tq_type_node : tq_type_node;
1046 if (mode == UQQmode)
1047 return unsigned_p ? sat_uqq_type_node : uqq_type_node;
1048 if (mode == UHQmode)
1049 return unsigned_p ? sat_uhq_type_node : uhq_type_node;
1050 if (mode == USQmode)
1051 return unsigned_p ? sat_usq_type_node : usq_type_node;
1052 if (mode == UDQmode)
1053 return unsigned_p ? sat_udq_type_node : udq_type_node;
1054 if (mode == UTQmode)
1055 return unsigned_p ? sat_utq_type_node : utq_type_node;
1058 return unsigned_p ? sat_ha_type_node : ha_type_node;
1060 return unsigned_p ? sat_sa_type_node : sa_type_node;
1062 return unsigned_p ? sat_da_type_node : da_type_node;
1064 return unsigned_p ? sat_ta_type_node : ta_type_node;
1066 if (mode == UHAmode)
1067 return unsigned_p ? sat_uha_type_node : uha_type_node;
1068 if (mode == USAmode)
1069 return unsigned_p ? sat_usa_type_node : usa_type_node;
1070 if (mode == UDAmode)
1071 return unsigned_p ? sat_uda_type_node : uda_type_node;
1072 if (mode == UTAmode)
1073 return unsigned_p ? sat_uta_type_node : uta_type_node;
1076 for (t = registered_builtin_types; t; t = TREE_CHAIN (t))
1077 if (TYPE_MODE (TREE_VALUE (t)) == mode)
1078 return TREE_VALUE (t);
1083 /* Return true if we are in the global binding level. */
1086 lto_global_bindings_p (void)
1088 return cfun == NULL;
1092 lto_set_decl_assembler_name (tree decl)
1094 /* This is almost the same as lhd_set_decl_assembler_name, except that
1095 we need to uniquify file-scope names, even if they are not
1096 TREE_PUBLIC, to avoid conflicts between individual files. */
1099 if (TREE_PUBLIC (decl))
1100 id = targetm.mangle_decl_assembler_name (decl, DECL_NAME (decl));
1103 const char *name = IDENTIFIER_POINTER (DECL_NAME (decl));
1106 ASM_FORMAT_PRIVATE_NAME (label, name, DECL_UID (decl));
1107 id = get_identifier (label);
1110 SET_DECL_ASSEMBLER_NAME (decl, id);
1114 lto_pushdecl (tree t ATTRIBUTE_UNUSED)
1116 /* Do nothing, since we get all information from DWARF and LTO
1124 /* We have our own write_globals langhook, hence the getdecls
1125 langhook shouldn't be used, except by dbxout.c, so we can't
1131 lto_builtin_function (tree decl)
1137 lto_register_builtin_type (tree type, const char *name)
1141 if (!TYPE_NAME (type))
1143 decl = build_decl (UNKNOWN_LOCATION, TYPE_DECL,
1144 get_identifier (name), type);
1145 DECL_ARTIFICIAL (decl) = 1;
1146 TYPE_NAME (type) = decl;
1149 registered_builtin_types = tree_cons (0, type, registered_builtin_types);
1152 /* Build nodes that would have be created by the C front-end; necessary
1153 for including builtin-types.def and ultimately builtins.def. */
1156 lto_build_c_type_nodes (void)
1158 gcc_assert (void_type_node);
1160 void_list_node = build_tree_list (NULL_TREE, void_type_node);
1161 string_type_node = build_pointer_type (char_type_node);
1162 const_string_type_node
1163 = build_pointer_type (build_qualified_type (char_type_node, TYPE_QUAL_CONST));
1165 if (strcmp (SIZE_TYPE, "unsigned int") == 0)
1167 intmax_type_node = integer_type_node;
1168 uintmax_type_node = unsigned_type_node;
1169 signed_size_type_node = integer_type_node;
1171 else if (strcmp (SIZE_TYPE, "long unsigned int") == 0)
1173 intmax_type_node = long_integer_type_node;
1174 uintmax_type_node = long_unsigned_type_node;
1175 signed_size_type_node = long_integer_type_node;
1177 else if (strcmp (SIZE_TYPE, "long long unsigned int") == 0)
1179 intmax_type_node = long_long_integer_type_node;
1180 uintmax_type_node = long_long_unsigned_type_node;
1181 signed_size_type_node = long_long_integer_type_node;
1187 signed_size_type_node = NULL_TREE;
1188 for (i = 0; i < NUM_INT_N_ENTS; i++)
1189 if (int_n_enabled_p[i])
1192 sprintf (name, "__int%d unsigned", int_n_data[i].bitsize);
1194 if (strcmp (name, SIZE_TYPE) == 0)
1196 intmax_type_node = int_n_trees[i].signed_type;
1197 uintmax_type_node = int_n_trees[i].unsigned_type;
1198 signed_size_type_node = int_n_trees[i].signed_type;
1201 if (signed_size_type_node == NULL_TREE)
1205 wint_type_node = unsigned_type_node;
1206 pid_type_node = integer_type_node;
1209 /* Perform LTO-specific initialization. */
1216 /* We need to generate LTO if running in WPA mode. */
1217 flag_generate_lto = (flag_wpa != NULL);
1219 /* Create the basic integer types. */
1220 build_common_tree_nodes (flag_signed_char, flag_short_double);
1222 /* The global tree for the main identifier is filled in by
1223 language-specific front-end initialization that is not run in the
1224 LTO back-end. It appears that all languages that perform such
1225 initialization currently do so in the same way, so we do it here. */
1226 if (main_identifier_node == NULL_TREE)
1227 main_identifier_node = get_identifier ("main");
1229 /* In the C++ front-end, fileptr_type_node is defined as a variant
1230 copy of ptr_type_node, rather than ptr_node itself. The
1231 distinction should only be relevant to the front-end, so we
1232 always use the C definition here in lto1. */
1233 gcc_assert (fileptr_type_node == ptr_type_node);
1234 gcc_assert (TYPE_MAIN_VARIANT (fileptr_type_node) == ptr_type_node);
1236 ptrdiff_type_node = integer_type_node;
1238 lto_build_c_type_nodes ();
1239 gcc_assert (va_list_type_node);
1241 if (TREE_CODE (va_list_type_node) == ARRAY_TYPE)
1243 tree x = build_pointer_type (TREE_TYPE (va_list_type_node));
1244 lto_define_builtins (x, x);
1248 lto_define_builtins (build_reference_type (va_list_type_node),
1253 cilk_init_builtins ();
1255 targetm.init_builtins ();
1256 build_common_builtin_nodes ();
1258 /* Assign names to the builtin types, otherwise they'll end up
1259 as __unknown__ in debug info.
1260 ??? We simply need to stop pre-seeding the streamer cache.
1261 Below is modeled after from c-common.c:c_common_nodes_and_builtins */
1262 #define NAME_TYPE(t,n) \
1264 TYPE_NAME (t) = build_decl (UNKNOWN_LOCATION, TYPE_DECL, \
1265 get_identifier (n), t)
1266 NAME_TYPE (integer_type_node, "int");
1267 NAME_TYPE (char_type_node, "char");
1268 NAME_TYPE (long_integer_type_node, "long int");
1269 NAME_TYPE (unsigned_type_node, "unsigned int");
1270 NAME_TYPE (long_unsigned_type_node, "long unsigned int");
1271 NAME_TYPE (long_long_integer_type_node, "long long int");
1272 NAME_TYPE (long_long_unsigned_type_node, "long long unsigned int");
1273 NAME_TYPE (short_integer_type_node, "short int");
1274 NAME_TYPE (short_unsigned_type_node, "short unsigned int");
1275 if (signed_char_type_node != char_type_node)
1276 NAME_TYPE (signed_char_type_node, "signed char");
1277 if (unsigned_char_type_node != char_type_node)
1278 NAME_TYPE (unsigned_char_type_node, "unsigned char");
1279 NAME_TYPE (float_type_node, "float");
1280 NAME_TYPE (double_type_node, "double");
1281 NAME_TYPE (long_double_type_node, "long double");
1282 NAME_TYPE (void_type_node, "void");
1283 NAME_TYPE (boolean_type_node, "bool");
1284 NAME_TYPE (complex_float_type_node, "complex float");
1285 NAME_TYPE (complex_double_type_node, "complex double");
1286 NAME_TYPE (complex_long_double_type_node, "complex long double");
1287 for (i = 0; i < NUM_INT_N_ENTS; i++)
1288 if (int_n_enabled_p[i])
1291 sprintf (name, "__int%d", int_n_data[i].bitsize);
1292 NAME_TYPE (int_n_trees[i].signed_type, name);
1296 /* Initialize LTO-specific data structures. */
1302 /* Initialize tree structures required by the LTO front end. */
1304 static void lto_init_ts (void)
1306 tree_contains_struct[NAMESPACE_DECL][TS_DECL_MINIMAL] = 1;
1309 #undef LANG_HOOKS_NAME
1310 #define LANG_HOOKS_NAME "GNU GIMPLE"
1311 #undef LANG_HOOKS_OPTION_LANG_MASK
1312 #define LANG_HOOKS_OPTION_LANG_MASK lto_option_lang_mask
1313 #undef LANG_HOOKS_COMPLAIN_WRONG_LANG_P
1314 #define LANG_HOOKS_COMPLAIN_WRONG_LANG_P lto_complain_wrong_lang_p
1315 #undef LANG_HOOKS_INIT_OPTIONS_STRUCT
1316 #define LANG_HOOKS_INIT_OPTIONS_STRUCT lto_init_options_struct
1317 #undef LANG_HOOKS_HANDLE_OPTION
1318 #define LANG_HOOKS_HANDLE_OPTION lto_handle_option
1319 #undef LANG_HOOKS_POST_OPTIONS
1320 #define LANG_HOOKS_POST_OPTIONS lto_post_options
1321 #undef LANG_HOOKS_GET_ALIAS_SET
1322 #define LANG_HOOKS_GET_ALIAS_SET gimple_get_alias_set
1323 #undef LANG_HOOKS_TYPE_FOR_MODE
1324 #define LANG_HOOKS_TYPE_FOR_MODE lto_type_for_mode
1325 #undef LANG_HOOKS_TYPE_FOR_SIZE
1326 #define LANG_HOOKS_TYPE_FOR_SIZE lto_type_for_size
1327 #undef LANG_HOOKS_SET_DECL_ASSEMBLER_NAME
1328 #define LANG_HOOKS_SET_DECL_ASSEMBLER_NAME lto_set_decl_assembler_name
1329 #undef LANG_HOOKS_GLOBAL_BINDINGS_P
1330 #define LANG_HOOKS_GLOBAL_BINDINGS_P lto_global_bindings_p
1331 #undef LANG_HOOKS_PUSHDECL
1332 #define LANG_HOOKS_PUSHDECL lto_pushdecl
1333 #undef LANG_HOOKS_GETDECLS
1334 #define LANG_HOOKS_GETDECLS lto_getdecls
1335 #undef LANG_HOOKS_REGISTER_BUILTIN_TYPE
1336 #define LANG_HOOKS_REGISTER_BUILTIN_TYPE lto_register_builtin_type
1337 #undef LANG_HOOKS_BUILTIN_FUNCTION
1338 #define LANG_HOOKS_BUILTIN_FUNCTION lto_builtin_function
1339 #undef LANG_HOOKS_INIT
1340 #define LANG_HOOKS_INIT lto_init
1341 #undef LANG_HOOKS_PARSE_FILE
1342 #define LANG_HOOKS_PARSE_FILE lto_main
1343 #undef LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS
1344 #define LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS true
1345 #undef LANG_HOOKS_TYPES_COMPATIBLE_P
1346 #define LANG_HOOKS_TYPES_COMPATIBLE_P NULL
1347 #undef LANG_HOOKS_EH_PERSONALITY
1348 #define LANG_HOOKS_EH_PERSONALITY lto_eh_personality
1350 /* Attribute hooks. */
1351 #undef LANG_HOOKS_COMMON_ATTRIBUTE_TABLE
1352 #define LANG_HOOKS_COMMON_ATTRIBUTE_TABLE lto_attribute_table
1353 #undef LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE
1354 #define LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE lto_format_attribute_table
1356 #undef LANG_HOOKS_BEGIN_SECTION
1357 #define LANG_HOOKS_BEGIN_SECTION lto_obj_begin_section
1358 #undef LANG_HOOKS_APPEND_DATA
1359 #define LANG_HOOKS_APPEND_DATA lto_obj_append_data
1360 #undef LANG_HOOKS_END_SECTION
1361 #define LANG_HOOKS_END_SECTION lto_obj_end_section
1363 #undef LANG_HOOKS_INIT_TS
1364 #define LANG_HOOKS_INIT_TS lto_init_ts
1366 struct lang_hooks lang_hooks = LANG_HOOKS_INITIALIZER;
1368 /* Language hooks that are not part of lang_hooks. */
1371 convert (tree type ATTRIBUTE_UNUSED, tree expr ATTRIBUTE_UNUSED)
1376 /* Tree walking support. */
1378 static enum lto_tree_node_structure_enum
1379 lto_tree_node_structure (union lang_tree_node *t ATTRIBUTE_UNUSED)
1381 return TS_LTO_GENERIC;
1384 #include "gtype-lto.h"
1385 #include "gt-lto-lto-lang.h"