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"
27 #include "basic-block.h"
30 #include "hard-reg-set.h"
32 #include "fold-const.h"
33 #include "stringpool.h"
34 #include "stor-layout.h"
36 #include "langhooks.h"
37 #include "langhooks-def.h"
41 #include "tree-inline.h"
42 #include "internal-fn.h"
43 #include "diagnostic-core.h"
48 static tree lto_type_for_size (unsigned, int);
50 static tree handle_noreturn_attribute (tree *, tree, tree, int, bool *);
51 static tree handle_leaf_attribute (tree *, tree, tree, int, bool *);
52 static tree handle_const_attribute (tree *, tree, tree, int, bool *);
53 static tree handle_malloc_attribute (tree *, tree, tree, int, bool *);
54 static tree handle_pure_attribute (tree *, tree, tree, int, bool *);
55 static tree handle_novops_attribute (tree *, tree, tree, int, bool *);
56 static tree handle_nonnull_attribute (tree *, tree, tree, int, bool *);
57 static tree handle_nothrow_attribute (tree *, tree, tree, int, bool *);
58 static tree handle_sentinel_attribute (tree *, tree, tree, int, bool *);
59 static tree handle_type_generic_attribute (tree *, tree, tree, int, bool *);
60 static tree handle_transaction_pure_attribute (tree *, tree, tree, int, bool *);
61 static tree handle_returns_twice_attribute (tree *, tree, tree, int, bool *);
62 static tree ignore_attribute (tree *, tree, tree, int, bool *);
64 static tree handle_format_attribute (tree *, tree, tree, int, bool *);
65 static tree handle_fnspec_attribute (tree *, tree, tree, int, bool *);
66 static tree handle_format_arg_attribute (tree *, tree, tree, int, bool *);
68 /* Table of machine-independent attributes supported in GIMPLE. */
69 const struct attribute_spec lto_attribute_table[] =
71 /* { name, min_len, max_len, decl_req, type_req, fn_type_req, handler,
73 { "noreturn", 0, 0, true, false, false,
74 handle_noreturn_attribute, false },
75 { "leaf", 0, 0, true, false, false,
76 handle_leaf_attribute, false },
77 /* The same comments as for noreturn attributes apply to const ones. */
78 { "const", 0, 0, true, false, false,
79 handle_const_attribute, false },
80 { "malloc", 0, 0, true, false, false,
81 handle_malloc_attribute, false },
82 { "pure", 0, 0, true, false, false,
83 handle_pure_attribute, false },
84 { "no vops", 0, 0, true, false, false,
85 handle_novops_attribute, false },
86 { "nonnull", 0, -1, false, true, true,
87 handle_nonnull_attribute, false },
88 { "nothrow", 0, 0, true, false, false,
89 handle_nothrow_attribute, false },
90 { "returns_twice", 0, 0, true, false, false,
91 handle_returns_twice_attribute, false },
92 { "sentinel", 0, 1, false, true, true,
93 handle_sentinel_attribute, false },
94 { "type generic", 0, 0, false, true, true,
95 handle_type_generic_attribute, false },
96 { "fn spec", 1, 1, false, true, true,
97 handle_fnspec_attribute, false },
98 { "transaction_pure", 0, 0, false, true, true,
99 handle_transaction_pure_attribute, false },
100 /* For internal use only. The leading '*' both prevents its usage in
101 source code and signals that it may be overridden by machine tables. */
102 { "*tm regparm", 0, 0, false, true, true,
103 ignore_attribute, false },
104 { NULL, 0, 0, false, false, false, NULL, false }
107 /* Give the specifications for the format attributes, used by C and all
110 const struct attribute_spec lto_format_attribute_table[] =
112 /* { name, min_len, max_len, decl_req, type_req, fn_type_req, handler,
113 affects_type_identity } */
114 { "format", 3, 3, false, true, true,
115 handle_format_attribute, false },
116 { "format_arg", 1, 1, false, true, true,
117 handle_format_arg_attribute, false },
118 { NULL, 0, 0, false, false, false, NULL, false }
121 enum built_in_attribute
123 #define DEF_ATTR_NULL_TREE(ENUM) ENUM,
124 #define DEF_ATTR_INT(ENUM, VALUE) ENUM,
125 #define DEF_ATTR_STRING(ENUM, VALUE) ENUM,
126 #define DEF_ATTR_IDENT(ENUM, STRING) ENUM,
127 #define DEF_ATTR_TREE_LIST(ENUM, PURPOSE, VALUE, CHAIN) ENUM,
128 #include "builtin-attrs.def"
129 #undef DEF_ATTR_NULL_TREE
131 #undef DEF_ATTR_STRING
132 #undef DEF_ATTR_IDENT
133 #undef DEF_ATTR_TREE_LIST
137 static GTY(()) tree built_in_attributes[(int) ATTR_LAST];
141 enum lto_builtin_type
143 #define DEF_PRIMITIVE_TYPE(NAME, VALUE) NAME,
144 #define DEF_FUNCTION_TYPE_0(NAME, RETURN) NAME,
145 #define DEF_FUNCTION_TYPE_1(NAME, RETURN, ARG1) NAME,
146 #define DEF_FUNCTION_TYPE_2(NAME, RETURN, ARG1, ARG2) NAME,
147 #define DEF_FUNCTION_TYPE_3(NAME, RETURN, ARG1, ARG2, ARG3) NAME,
148 #define DEF_FUNCTION_TYPE_4(NAME, RETURN, ARG1, ARG2, ARG3, ARG4) NAME,
149 #define DEF_FUNCTION_TYPE_5(NAME, RETURN, ARG1, ARG2, ARG3, ARG4, ARG5) NAME,
150 #define DEF_FUNCTION_TYPE_6(NAME, RETURN, ARG1, ARG2, ARG3, ARG4, ARG5, \
152 #define DEF_FUNCTION_TYPE_7(NAME, RETURN, ARG1, ARG2, ARG3, ARG4, ARG5, \
154 #define DEF_FUNCTION_TYPE_8(NAME, RETURN, ARG1, ARG2, ARG3, ARG4, ARG5, \
155 ARG6, ARG7, ARG8) NAME,
156 #define DEF_FUNCTION_TYPE_9(NAME, RETURN, ARG1, ARG2, ARG3, ARG4, ARG5, \
157 ARG6, ARG7, ARG8, ARG9) NAME,
158 #define DEF_FUNCTION_TYPE_10(NAME, RETURN, ARG1, ARG2, ARG3, ARG4, ARG5, \
159 ARG6, ARG7, ARG8, ARG9, ARG10) NAME,
160 #define DEF_FUNCTION_TYPE_11(NAME, RETURN, ARG1, ARG2, ARG3, ARG4, ARG5, \
161 ARG6, ARG7, ARG8, ARG9, ARG10, ARG11) NAME,
162 #define DEF_FUNCTION_TYPE_VAR_0(NAME, RETURN) NAME,
163 #define DEF_FUNCTION_TYPE_VAR_1(NAME, RETURN, ARG1) NAME,
164 #define DEF_FUNCTION_TYPE_VAR_2(NAME, RETURN, ARG1, ARG2) NAME,
165 #define DEF_FUNCTION_TYPE_VAR_3(NAME, RETURN, ARG1, ARG2, ARG3) NAME,
166 #define DEF_FUNCTION_TYPE_VAR_4(NAME, RETURN, ARG1, ARG2, ARG3, ARG4) NAME,
167 #define DEF_FUNCTION_TYPE_VAR_5(NAME, RETURN, ARG1, ARG2, ARG3, ARG4, ARG6) \
169 #define DEF_FUNCTION_TYPE_VAR_6(NAME, RETURN, ARG1, ARG2, ARG3, ARG4, ARG5, \
171 #define DEF_FUNCTION_TYPE_VAR_7(NAME, RETURN, ARG1, ARG2, ARG3, ARG4, ARG5, \
173 #define DEF_POINTER_TYPE(NAME, TYPE) NAME,
174 #include "builtin-types.def"
175 #undef DEF_PRIMITIVE_TYPE
176 #undef DEF_FUNCTION_TYPE_0
177 #undef DEF_FUNCTION_TYPE_1
178 #undef DEF_FUNCTION_TYPE_2
179 #undef DEF_FUNCTION_TYPE_3
180 #undef DEF_FUNCTION_TYPE_4
181 #undef DEF_FUNCTION_TYPE_5
182 #undef DEF_FUNCTION_TYPE_6
183 #undef DEF_FUNCTION_TYPE_7
184 #undef DEF_FUNCTION_TYPE_8
185 #undef DEF_FUNCTION_TYPE_9
186 #undef DEF_FUNCTION_TYPE_10
187 #undef DEF_FUNCTION_TYPE_11
188 #undef DEF_FUNCTION_TYPE_VAR_0
189 #undef DEF_FUNCTION_TYPE_VAR_1
190 #undef DEF_FUNCTION_TYPE_VAR_2
191 #undef DEF_FUNCTION_TYPE_VAR_3
192 #undef DEF_FUNCTION_TYPE_VAR_4
193 #undef DEF_FUNCTION_TYPE_VAR_5
194 #undef DEF_FUNCTION_TYPE_VAR_6
195 #undef DEF_FUNCTION_TYPE_VAR_7
196 #undef DEF_POINTER_TYPE
200 typedef enum lto_builtin_type builtin_type;
202 static GTY(()) tree builtin_types[(int) BT_LAST + 1];
204 static GTY(()) tree string_type_node;
205 static GTY(()) tree const_string_type_node;
206 static GTY(()) tree wint_type_node;
207 static GTY(()) tree intmax_type_node;
208 static GTY(()) tree uintmax_type_node;
209 static GTY(()) tree signed_size_type_node;
211 /* Flags needed to process builtins.def. */
216 /* Attribute handlers. */
218 /* Handle a "noreturn" attribute; arguments as in
219 struct attribute_spec.handler. */
222 handle_noreturn_attribute (tree *node, tree ARG_UNUSED (name),
223 tree ARG_UNUSED (args), int ARG_UNUSED (flags),
224 bool * ARG_UNUSED (no_add_attrs))
226 tree type = TREE_TYPE (*node);
228 if (TREE_CODE (*node) == FUNCTION_DECL)
229 TREE_THIS_VOLATILE (*node) = 1;
230 else if (TREE_CODE (type) == POINTER_TYPE
231 && TREE_CODE (TREE_TYPE (type)) == FUNCTION_TYPE)
234 (build_type_variant (TREE_TYPE (type),
235 TYPE_READONLY (TREE_TYPE (type)), 1));
242 /* Handle a "leaf" attribute; arguments as in
243 struct attribute_spec.handler. */
246 handle_leaf_attribute (tree *node, tree name,
247 tree ARG_UNUSED (args),
248 int ARG_UNUSED (flags), bool *no_add_attrs)
250 if (TREE_CODE (*node) != FUNCTION_DECL)
252 warning (OPT_Wattributes, "%qE attribute ignored", name);
253 *no_add_attrs = true;
255 if (!TREE_PUBLIC (*node))
257 warning (OPT_Wattributes, "%qE attribute has no effect on unit local functions", name);
258 *no_add_attrs = true;
264 /* Handle a "const" attribute; arguments as in
265 struct attribute_spec.handler. */
268 handle_const_attribute (tree *node, tree ARG_UNUSED (name),
269 tree ARG_UNUSED (args), int ARG_UNUSED (flags),
270 bool * ARG_UNUSED (no_add_attrs))
272 tree type = TREE_TYPE (*node);
274 /* See FIXME comment on noreturn in c_common_attribute_table. */
275 if (TREE_CODE (*node) == FUNCTION_DECL)
276 TREE_READONLY (*node) = 1;
277 else if (TREE_CODE (type) == POINTER_TYPE
278 && TREE_CODE (TREE_TYPE (type)) == FUNCTION_TYPE)
281 (build_type_variant (TREE_TYPE (type), 1,
282 TREE_THIS_VOLATILE (TREE_TYPE (type))));
290 /* Handle a "malloc" attribute; arguments as in
291 struct attribute_spec.handler. */
294 handle_malloc_attribute (tree *node, tree ARG_UNUSED (name),
295 tree ARG_UNUSED (args), int ARG_UNUSED (flags),
296 bool * ARG_UNUSED (no_add_attrs))
298 if (TREE_CODE (*node) == FUNCTION_DECL
299 && POINTER_TYPE_P (TREE_TYPE (TREE_TYPE (*node))))
300 DECL_IS_MALLOC (*node) = 1;
308 /* Handle a "pure" attribute; arguments as in
309 struct attribute_spec.handler. */
312 handle_pure_attribute (tree *node, tree ARG_UNUSED (name),
313 tree ARG_UNUSED (args), int ARG_UNUSED (flags),
314 bool * ARG_UNUSED (no_add_attrs))
316 if (TREE_CODE (*node) == FUNCTION_DECL)
317 DECL_PURE_P (*node) = 1;
325 /* Handle a "no vops" attribute; arguments as in
326 struct attribute_spec.handler. */
329 handle_novops_attribute (tree *node, tree ARG_UNUSED (name),
330 tree ARG_UNUSED (args), int ARG_UNUSED (flags),
331 bool *ARG_UNUSED (no_add_attrs))
333 gcc_assert (TREE_CODE (*node) == FUNCTION_DECL);
334 DECL_IS_NOVOPS (*node) = 1;
339 /* Helper for nonnull attribute handling; fetch the operand number
340 from the attribute argument list. */
343 get_nonnull_operand (tree arg_num_expr, unsigned HOST_WIDE_INT *valp)
345 /* Verify the arg number is a constant. */
346 if (!tree_fits_uhwi_p (arg_num_expr))
349 *valp = TREE_INT_CST_LOW (arg_num_expr);
353 /* Handle the "nonnull" attribute. */
356 handle_nonnull_attribute (tree *node, tree ARG_UNUSED (name),
357 tree args, int ARG_UNUSED (flags),
358 bool * ARG_UNUSED (no_add_attrs))
362 /* If no arguments are specified, all pointer arguments should be
363 non-null. Verify a full prototype is given so that the arguments
364 will have the correct types when we actually check them later. */
367 gcc_assert (prototype_p (type));
371 /* Argument list specified. Verify that each argument number references
372 a pointer argument. */
373 for (; args; args = TREE_CHAIN (args))
376 unsigned HOST_WIDE_INT arg_num = 0, ck_num;
378 if (!get_nonnull_operand (TREE_VALUE (args), &arg_num))
381 argument = TYPE_ARG_TYPES (type);
384 for (ck_num = 1; ; ck_num++)
386 if (!argument || ck_num == arg_num)
388 argument = TREE_CHAIN (argument);
392 && TREE_CODE (TREE_VALUE (argument)) == POINTER_TYPE);
400 /* Handle a "nothrow" attribute; arguments as in
401 struct attribute_spec.handler. */
404 handle_nothrow_attribute (tree *node, tree ARG_UNUSED (name),
405 tree ARG_UNUSED (args), int ARG_UNUSED (flags),
406 bool * ARG_UNUSED (no_add_attrs))
408 if (TREE_CODE (*node) == FUNCTION_DECL)
409 TREE_NOTHROW (*node) = 1;
417 /* Handle a "sentinel" attribute. */
420 handle_sentinel_attribute (tree *node, tree ARG_UNUSED (name), tree args,
421 int ARG_UNUSED (flags),
422 bool * ARG_UNUSED (no_add_attrs))
424 gcc_assert (stdarg_p (*node));
428 tree position = TREE_VALUE (args);
429 gcc_assert (TREE_CODE (position) == INTEGER_CST);
430 if (tree_int_cst_lt (position, integer_zero_node))
437 /* Handle a "type_generic" attribute. */
440 handle_type_generic_attribute (tree *node, tree ARG_UNUSED (name),
441 tree ARG_UNUSED (args), int ARG_UNUSED (flags),
442 bool * ARG_UNUSED (no_add_attrs))
444 /* Ensure we have a function type. */
445 gcc_assert (TREE_CODE (*node) == FUNCTION_TYPE);
447 /* Ensure we have a variadic function. */
448 gcc_assert (!prototype_p (*node) || stdarg_p (*node));
453 /* Handle a "transaction_pure" attribute. */
456 handle_transaction_pure_attribute (tree *node, tree ARG_UNUSED (name),
457 tree ARG_UNUSED (args),
458 int ARG_UNUSED (flags),
459 bool * ARG_UNUSED (no_add_attrs))
461 /* Ensure we have a function type. */
462 gcc_assert (TREE_CODE (*node) == FUNCTION_TYPE);
467 /* Handle a "returns_twice" attribute. */
470 handle_returns_twice_attribute (tree *node, tree ARG_UNUSED (name),
471 tree ARG_UNUSED (args),
472 int ARG_UNUSED (flags),
473 bool * ARG_UNUSED (no_add_attrs))
475 gcc_assert (TREE_CODE (*node) == FUNCTION_DECL);
477 DECL_IS_RETURNS_TWICE (*node) = 1;
482 /* Ignore the given attribute. Used when this attribute may be usefully
483 overridden by the target, but is not used generically. */
486 ignore_attribute (tree * ARG_UNUSED (node), tree ARG_UNUSED (name),
487 tree ARG_UNUSED (args), int ARG_UNUSED (flags),
490 *no_add_attrs = true;
494 /* Handle a "format" attribute; arguments as in
495 struct attribute_spec.handler. */
498 handle_format_attribute (tree * ARG_UNUSED (node), tree ARG_UNUSED (name),
499 tree ARG_UNUSED (args), int ARG_UNUSED (flags),
502 *no_add_attrs = true;
507 /* Handle a "format_arg" attribute; arguments as in
508 struct attribute_spec.handler. */
511 handle_format_arg_attribute (tree * ARG_UNUSED (node), tree ARG_UNUSED (name),
512 tree ARG_UNUSED (args), int ARG_UNUSED (flags),
515 *no_add_attrs = true;
520 /* Handle a "fn spec" attribute; arguments as in
521 struct attribute_spec.handler. */
524 handle_fnspec_attribute (tree *node ATTRIBUTE_UNUSED, tree ARG_UNUSED (name),
525 tree args, int ARG_UNUSED (flags),
526 bool *no_add_attrs ATTRIBUTE_UNUSED)
529 && TREE_CODE (TREE_VALUE (args)) == STRING_CST
530 && !TREE_CHAIN (args));
534 /* Cribbed from c-common.c. */
537 def_fn_type (builtin_type def, builtin_type ret, bool var, int n, ...)
540 tree *args = XALLOCAVEC (tree, n);
546 for (i = 0; i < n; ++i)
548 builtin_type a = (builtin_type) va_arg (list, int);
549 t = builtin_types[a];
550 if (t == error_mark_node)
556 t = builtin_types[ret];
559 if (t == error_mark_node)
562 t = build_varargs_function_type_array (t, n, args);
564 t = build_function_type_array (t, n, args);
566 builtin_types[def] = t;
569 /* Used to help initialize the builtin-types.def table. When a type of
570 the correct size doesn't exist, use error_mark_node instead of NULL.
571 The later results in segfaults even when a decl using the type doesn't
575 builtin_type_for_size (int size, bool unsignedp)
577 tree type = lto_type_for_size (size, unsignedp);
578 return type ? type : error_mark_node;
581 /* Support for DEF_BUILTIN. */
584 def_builtin_1 (enum built_in_function fncode, const char *name,
585 enum built_in_class fnclass, tree fntype, tree libtype,
586 bool both_p, bool fallback_p, bool nonansi_p,
587 tree fnattrs, bool implicit_p)
592 if (fntype == error_mark_node)
595 libname = name + strlen ("__builtin_");
596 decl = add_builtin_function (name, fntype, fncode, fnclass,
597 (fallback_p ? libname : NULL),
602 && !(nonansi_p && flag_no_nonansi_builtin))
603 add_builtin_function (libname, libtype, fncode, fnclass,
606 set_builtin_decl (fncode, decl, implicit_p);
610 /* Initialize the attribute table for all the supported builtins. */
613 lto_init_attributes (void)
615 /* Fill in the built_in_attributes array. */
616 #define DEF_ATTR_NULL_TREE(ENUM) \
617 built_in_attributes[(int) ENUM] = NULL_TREE;
618 #define DEF_ATTR_INT(ENUM, VALUE) \
619 built_in_attributes[(int) ENUM] = build_int_cst (NULL_TREE, VALUE);
620 #define DEF_ATTR_STRING(ENUM, VALUE) \
621 built_in_attributes[(int) ENUM] = build_string (strlen (VALUE), VALUE);
622 #define DEF_ATTR_IDENT(ENUM, STRING) \
623 built_in_attributes[(int) ENUM] = get_identifier (STRING);
624 #define DEF_ATTR_TREE_LIST(ENUM, PURPOSE, VALUE, CHAIN) \
625 built_in_attributes[(int) ENUM] \
626 = tree_cons (built_in_attributes[(int) PURPOSE], \
627 built_in_attributes[(int) VALUE], \
628 built_in_attributes[(int) CHAIN]);
629 #include "builtin-attrs.def"
630 #undef DEF_ATTR_NULL_TREE
632 #undef DEF_ATTR_STRING
633 #undef DEF_ATTR_IDENT
634 #undef DEF_ATTR_TREE_LIST
637 /* Create builtin types and functions. VA_LIST_REF_TYPE_NODE and
638 VA_LIST_ARG_TYPE_NODE are used in builtin-types.def. */
641 lto_define_builtins (tree va_list_ref_type_node ATTRIBUTE_UNUSED,
642 tree va_list_arg_type_node ATTRIBUTE_UNUSED)
644 #define DEF_PRIMITIVE_TYPE(ENUM, VALUE) \
645 builtin_types[ENUM] = VALUE;
646 #define DEF_FUNCTION_TYPE_0(ENUM, RETURN) \
647 def_fn_type (ENUM, RETURN, 0, 0);
648 #define DEF_FUNCTION_TYPE_1(ENUM, RETURN, ARG1) \
649 def_fn_type (ENUM, RETURN, 0, 1, ARG1);
650 #define DEF_FUNCTION_TYPE_2(ENUM, RETURN, ARG1, ARG2) \
651 def_fn_type (ENUM, RETURN, 0, 2, ARG1, ARG2);
652 #define DEF_FUNCTION_TYPE_3(ENUM, RETURN, ARG1, ARG2, ARG3) \
653 def_fn_type (ENUM, RETURN, 0, 3, ARG1, ARG2, ARG3);
654 #define DEF_FUNCTION_TYPE_4(ENUM, RETURN, ARG1, ARG2, ARG3, ARG4) \
655 def_fn_type (ENUM, RETURN, 0, 4, ARG1, ARG2, ARG3, ARG4);
656 #define DEF_FUNCTION_TYPE_5(ENUM, RETURN, ARG1, ARG2, ARG3, ARG4, ARG5) \
657 def_fn_type (ENUM, RETURN, 0, 5, ARG1, ARG2, ARG3, ARG4, ARG5);
658 #define DEF_FUNCTION_TYPE_6(ENUM, RETURN, ARG1, ARG2, ARG3, ARG4, ARG5, \
660 def_fn_type (ENUM, RETURN, 0, 6, ARG1, ARG2, ARG3, ARG4, ARG5, ARG6);
661 #define DEF_FUNCTION_TYPE_7(ENUM, RETURN, ARG1, ARG2, ARG3, ARG4, ARG5, \
663 def_fn_type (ENUM, RETURN, 0, 7, ARG1, ARG2, ARG3, ARG4, ARG5, ARG6, ARG7);
664 #define DEF_FUNCTION_TYPE_8(ENUM, RETURN, ARG1, ARG2, ARG3, ARG4, ARG5, \
666 def_fn_type (ENUM, RETURN, 0, 8, ARG1, ARG2, ARG3, ARG4, ARG5, ARG6, \
668 #define DEF_FUNCTION_TYPE_9(ENUM, RETURN, ARG1, ARG2, ARG3, ARG4, ARG5, \
669 ARG6, ARG7, ARG8, ARG9) \
670 def_fn_type (ENUM, RETURN, 0, 9, ARG1, ARG2, ARG3, ARG4, ARG5, ARG6, \
672 #define DEF_FUNCTION_TYPE_10(ENUM, RETURN, ARG1, ARG2, ARG3, ARG4, ARG5, \
673 ARG6, ARG7, ARG8, ARG9, ARG10) \
674 def_fn_type (ENUM, RETURN, 0, 10, ARG1, ARG2, ARG3, ARG4, ARG5, ARG6, \
675 ARG7, ARG8, ARG9, ARG10);
676 #define DEF_FUNCTION_TYPE_11(ENUM, RETURN, ARG1, ARG2, ARG3, ARG4, ARG5, \
677 ARG6, ARG7, ARG8, ARG9, ARG10, ARG11) \
678 def_fn_type (ENUM, RETURN, 0, 11, ARG1, ARG2, ARG3, ARG4, ARG5, ARG6, \
679 ARG7, ARG8, ARG9, ARG10, ARG11);
680 #define DEF_FUNCTION_TYPE_VAR_0(ENUM, RETURN) \
681 def_fn_type (ENUM, RETURN, 1, 0);
682 #define DEF_FUNCTION_TYPE_VAR_1(ENUM, RETURN, ARG1) \
683 def_fn_type (ENUM, RETURN, 1, 1, ARG1);
684 #define DEF_FUNCTION_TYPE_VAR_2(ENUM, RETURN, ARG1, ARG2) \
685 def_fn_type (ENUM, RETURN, 1, 2, ARG1, ARG2);
686 #define DEF_FUNCTION_TYPE_VAR_3(ENUM, RETURN, ARG1, ARG2, ARG3) \
687 def_fn_type (ENUM, RETURN, 1, 3, ARG1, ARG2, ARG3);
688 #define DEF_FUNCTION_TYPE_VAR_4(ENUM, RETURN, ARG1, ARG2, ARG3, ARG4) \
689 def_fn_type (ENUM, RETURN, 1, 4, ARG1, ARG2, ARG3, ARG4);
690 #define DEF_FUNCTION_TYPE_VAR_5(ENUM, RETURN, ARG1, ARG2, ARG3, ARG4, ARG5) \
691 def_fn_type (ENUM, RETURN, 1, 5, ARG1, ARG2, ARG3, ARG4, ARG5);
692 #define DEF_FUNCTION_TYPE_VAR_6(ENUM, RETURN, ARG1, ARG2, ARG3, ARG4, ARG5, \
694 def_fn_type (ENUM, RETURN, 1, 6, ARG1, ARG2, ARG3, ARG4, ARG5, ARG6);
695 #define DEF_FUNCTION_TYPE_VAR_7(ENUM, RETURN, ARG1, ARG2, ARG3, ARG4, ARG5, \
697 def_fn_type (ENUM, RETURN, 1, 7, ARG1, ARG2, ARG3, ARG4, ARG5, ARG6, ARG7);
698 #define DEF_POINTER_TYPE(ENUM, TYPE) \
699 builtin_types[(int) ENUM] = build_pointer_type (builtin_types[(int) TYPE]);
701 #include "builtin-types.def"
703 #undef DEF_PRIMITIVE_TYPE
704 #undef DEF_FUNCTION_TYPE_0
705 #undef DEF_FUNCTION_TYPE_1
706 #undef DEF_FUNCTION_TYPE_2
707 #undef DEF_FUNCTION_TYPE_3
708 #undef DEF_FUNCTION_TYPE_4
709 #undef DEF_FUNCTION_TYPE_5
710 #undef DEF_FUNCTION_TYPE_6
711 #undef DEF_FUNCTION_TYPE_7
712 #undef DEF_FUNCTION_TYPE_8
713 #undef DEF_FUNCTION_TYPE_9
714 #undef DEF_FUNCTION_TYPE_10
715 #undef DEF_FUNCTION_TYPE_11
716 #undef DEF_FUNCTION_TYPE_VAR_0
717 #undef DEF_FUNCTION_TYPE_VAR_1
718 #undef DEF_FUNCTION_TYPE_VAR_2
719 #undef DEF_FUNCTION_TYPE_VAR_3
720 #undef DEF_FUNCTION_TYPE_VAR_4
721 #undef DEF_FUNCTION_TYPE_VAR_5
722 #undef DEF_FUNCTION_TYPE_VAR_6
723 #undef DEF_FUNCTION_TYPE_VAR_7
724 #undef DEF_POINTER_TYPE
725 builtin_types[(int) BT_LAST] = NULL_TREE;
727 lto_init_attributes ();
729 #define DEF_BUILTIN(ENUM, NAME, CLASS, TYPE, LIBTYPE, BOTH_P, FALLBACK_P,\
730 NONANSI_P, ATTRS, IMPLICIT, COND) \
732 def_builtin_1 (ENUM, NAME, CLASS, builtin_types[(int) TYPE], \
733 builtin_types[(int) LIBTYPE], BOTH_P, FALLBACK_P, \
734 NONANSI_P, built_in_attributes[(int) ATTRS], IMPLICIT);
735 #include "builtins.def"
739 static GTY(()) tree registered_builtin_types;
741 /* Language hooks. */
744 lto_option_lang_mask (void)
750 lto_complain_wrong_lang_p (const struct cl_option *option ATTRIBUTE_UNUSED)
752 /* The LTO front end inherits all the options from the first front
753 end that was used. However, not all the original front end
754 options make sense in LTO.
756 A real solution would be to filter this in collect2, but collect2
757 does not have access to all the option attributes to know what to
758 filter. So, in lto1 we silently accept inherited flags and do
764 lto_init_options_struct (struct gcc_options *opts)
766 /* By default, C99-like requirements for complex multiply and divide.
767 ??? Until the complex method is encoded in the IL this is the only
768 safe choice. This will pessimize Fortran code with LTO unless
769 people specify a complex method manually or use -ffast-math. */
770 opts->x_flag_complex_method = 2;
773 /* Handle command-line option SCODE. If the option takes an argument, it is
774 stored in ARG, which is otherwise NULL. VALUE holds either a numerical
775 argument or a binary value indicating whether the positive or negative form
776 of the option was supplied. */
778 const char *resolution_file_name;
780 lto_handle_option (size_t scode, const char *arg,
781 int value ATTRIBUTE_UNUSED, int kind ATTRIBUTE_UNUSED,
782 location_t loc ATTRIBUTE_UNUSED,
783 const struct cl_option_handlers *handlers ATTRIBUTE_UNUSED)
785 enum opt_code code = (enum opt_code) scode;
790 case OPT_fresolution_:
791 resolution_file_name = arg;
799 flag_wpa = value ? "" : NULL;
809 /* Perform post-option processing. Does additional initialization based on
810 command-line options. PFILENAME is the main input filename. Returns false
811 to enable subsequent back-end initialization. */
814 lto_post_options (const char **pfilename ATTRIBUTE_UNUSED)
816 /* -fltrans and -fwpa are mutually exclusive. Check for that here. */
817 if (flag_wpa && flag_ltrans)
818 error ("-fwpa and -fltrans are mutually exclusive");
822 flag_generate_lto = 0;
824 /* During LTRANS, we are not looking at the whole program, only
825 a subset of the whole callgraph. */
826 flag_whole_program = 0;
830 flag_generate_lto = 1;
832 /* Excess precision other than "fast" requires front-end
834 flag_excess_precision_cmdline = EXCESS_PRECISION_FAST;
836 /* Initialize the compiler back end. */
840 /* Return an integer type with PRECISION bits of precision,
841 that is unsigned if UNSIGNEDP is nonzero, otherwise signed. */
844 lto_type_for_size (unsigned precision, int unsignedp)
848 if (precision == TYPE_PRECISION (integer_type_node))
849 return unsignedp ? unsigned_type_node : integer_type_node;
851 if (precision == TYPE_PRECISION (signed_char_type_node))
852 return unsignedp ? unsigned_char_type_node : signed_char_type_node;
854 if (precision == TYPE_PRECISION (short_integer_type_node))
855 return unsignedp ? short_unsigned_type_node : short_integer_type_node;
857 if (precision == TYPE_PRECISION (long_integer_type_node))
858 return unsignedp ? long_unsigned_type_node : long_integer_type_node;
860 if (precision == TYPE_PRECISION (long_long_integer_type_node))
862 ? long_long_unsigned_type_node
863 : long_long_integer_type_node;
865 for (i = 0; i < NUM_INT_N_ENTS; i ++)
866 if (int_n_enabled_p[i]
867 && precision == int_n_data[i].bitsize)
868 return (unsignedp ? int_n_trees[i].unsigned_type
869 : int_n_trees[i].signed_type);
871 if (precision <= TYPE_PRECISION (intQI_type_node))
872 return unsignedp ? unsigned_intQI_type_node : intQI_type_node;
874 if (precision <= TYPE_PRECISION (intHI_type_node))
875 return unsignedp ? unsigned_intHI_type_node : intHI_type_node;
877 if (precision <= TYPE_PRECISION (intSI_type_node))
878 return unsignedp ? unsigned_intSI_type_node : intSI_type_node;
880 if (precision <= TYPE_PRECISION (intDI_type_node))
881 return unsignedp ? unsigned_intDI_type_node : intDI_type_node;
883 if (precision <= TYPE_PRECISION (intTI_type_node))
884 return unsignedp ? unsigned_intTI_type_node : intTI_type_node;
890 /* Return a data type that has machine mode MODE.
891 If the mode is an integer,
892 then UNSIGNEDP selects between signed and unsigned types.
893 If the mode is a fixed-point mode,
894 then UNSIGNEDP selects between saturating and nonsaturating types. */
897 lto_type_for_mode (machine_mode mode, int unsigned_p)
902 if (mode == TYPE_MODE (integer_type_node))
903 return unsigned_p ? unsigned_type_node : integer_type_node;
905 if (mode == TYPE_MODE (signed_char_type_node))
906 return unsigned_p ? unsigned_char_type_node : signed_char_type_node;
908 if (mode == TYPE_MODE (short_integer_type_node))
909 return unsigned_p ? short_unsigned_type_node : short_integer_type_node;
911 if (mode == TYPE_MODE (long_integer_type_node))
912 return unsigned_p ? long_unsigned_type_node : long_integer_type_node;
914 if (mode == TYPE_MODE (long_long_integer_type_node))
915 return unsigned_p ? long_long_unsigned_type_node : long_long_integer_type_node;
917 for (i = 0; i < NUM_INT_N_ENTS; i ++)
918 if (int_n_enabled_p[i]
919 && mode == int_n_data[i].m)
920 return (unsigned_p ? int_n_trees[i].unsigned_type
921 : int_n_trees[i].signed_type);
924 return unsigned_p ? unsigned_intQI_type_node : intQI_type_node;
927 return unsigned_p ? unsigned_intHI_type_node : intHI_type_node;
930 return unsigned_p ? unsigned_intSI_type_node : intSI_type_node;
933 return unsigned_p ? unsigned_intDI_type_node : intDI_type_node;
935 #if HOST_BITS_PER_WIDE_INT >= 64
936 if (mode == TYPE_MODE (intTI_type_node))
937 return unsigned_p ? unsigned_intTI_type_node : intTI_type_node;
940 if (mode == TYPE_MODE (float_type_node))
941 return float_type_node;
943 if (mode == TYPE_MODE (double_type_node))
944 return double_type_node;
946 if (mode == TYPE_MODE (long_double_type_node))
947 return long_double_type_node;
949 if (mode == TYPE_MODE (void_type_node))
950 return void_type_node;
952 if (mode == TYPE_MODE (build_pointer_type (char_type_node)))
954 ? make_unsigned_type (GET_MODE_PRECISION (mode))
955 : make_signed_type (GET_MODE_PRECISION (mode)));
957 if (mode == TYPE_MODE (build_pointer_type (integer_type_node)))
959 ? make_unsigned_type (GET_MODE_PRECISION (mode))
960 : make_signed_type (GET_MODE_PRECISION (mode)));
962 if (COMPLEX_MODE_P (mode))
964 machine_mode inner_mode;
967 if (mode == TYPE_MODE (complex_float_type_node))
968 return complex_float_type_node;
969 if (mode == TYPE_MODE (complex_double_type_node))
970 return complex_double_type_node;
971 if (mode == TYPE_MODE (complex_long_double_type_node))
972 return complex_long_double_type_node;
974 if (mode == TYPE_MODE (complex_integer_type_node) && !unsigned_p)
975 return complex_integer_type_node;
977 inner_mode = GET_MODE_INNER (mode);
978 inner_type = lto_type_for_mode (inner_mode, unsigned_p);
979 if (inner_type != NULL_TREE)
980 return build_complex_type (inner_type);
982 else if (VECTOR_MODE_P (mode))
984 machine_mode inner_mode = GET_MODE_INNER (mode);
985 tree inner_type = lto_type_for_mode (inner_mode, unsigned_p);
986 if (inner_type != NULL_TREE)
987 return build_vector_type_for_mode (inner_type, mode);
990 if (mode == TYPE_MODE (dfloat32_type_node))
991 return dfloat32_type_node;
992 if (mode == TYPE_MODE (dfloat64_type_node))
993 return dfloat64_type_node;
994 if (mode == TYPE_MODE (dfloat128_type_node))
995 return dfloat128_type_node;
997 if (ALL_SCALAR_FIXED_POINT_MODE_P (mode))
999 if (mode == TYPE_MODE (short_fract_type_node))
1000 return unsigned_p ? sat_short_fract_type_node : short_fract_type_node;
1001 if (mode == TYPE_MODE (fract_type_node))
1002 return unsigned_p ? sat_fract_type_node : fract_type_node;
1003 if (mode == TYPE_MODE (long_fract_type_node))
1004 return unsigned_p ? sat_long_fract_type_node : long_fract_type_node;
1005 if (mode == TYPE_MODE (long_long_fract_type_node))
1006 return unsigned_p ? sat_long_long_fract_type_node
1007 : long_long_fract_type_node;
1009 if (mode == TYPE_MODE (unsigned_short_fract_type_node))
1010 return unsigned_p ? sat_unsigned_short_fract_type_node
1011 : unsigned_short_fract_type_node;
1012 if (mode == TYPE_MODE (unsigned_fract_type_node))
1013 return unsigned_p ? sat_unsigned_fract_type_node
1014 : unsigned_fract_type_node;
1015 if (mode == TYPE_MODE (unsigned_long_fract_type_node))
1016 return unsigned_p ? sat_unsigned_long_fract_type_node
1017 : unsigned_long_fract_type_node;
1018 if (mode == TYPE_MODE (unsigned_long_long_fract_type_node))
1019 return unsigned_p ? sat_unsigned_long_long_fract_type_node
1020 : unsigned_long_long_fract_type_node;
1022 if (mode == TYPE_MODE (short_accum_type_node))
1023 return unsigned_p ? sat_short_accum_type_node : short_accum_type_node;
1024 if (mode == TYPE_MODE (accum_type_node))
1025 return unsigned_p ? sat_accum_type_node : accum_type_node;
1026 if (mode == TYPE_MODE (long_accum_type_node))
1027 return unsigned_p ? sat_long_accum_type_node : long_accum_type_node;
1028 if (mode == TYPE_MODE (long_long_accum_type_node))
1029 return unsigned_p ? sat_long_long_accum_type_node
1030 : long_long_accum_type_node;
1032 if (mode == TYPE_MODE (unsigned_short_accum_type_node))
1033 return unsigned_p ? sat_unsigned_short_accum_type_node
1034 : unsigned_short_accum_type_node;
1035 if (mode == TYPE_MODE (unsigned_accum_type_node))
1036 return unsigned_p ? sat_unsigned_accum_type_node
1037 : unsigned_accum_type_node;
1038 if (mode == TYPE_MODE (unsigned_long_accum_type_node))
1039 return unsigned_p ? sat_unsigned_long_accum_type_node
1040 : unsigned_long_accum_type_node;
1041 if (mode == TYPE_MODE (unsigned_long_long_accum_type_node))
1042 return unsigned_p ? sat_unsigned_long_long_accum_type_node
1043 : unsigned_long_long_accum_type_node;
1046 return unsigned_p ? sat_qq_type_node : qq_type_node;
1048 return unsigned_p ? sat_hq_type_node : hq_type_node;
1050 return unsigned_p ? sat_sq_type_node : sq_type_node;
1052 return unsigned_p ? sat_dq_type_node : dq_type_node;
1054 return unsigned_p ? sat_tq_type_node : tq_type_node;
1056 if (mode == UQQmode)
1057 return unsigned_p ? sat_uqq_type_node : uqq_type_node;
1058 if (mode == UHQmode)
1059 return unsigned_p ? sat_uhq_type_node : uhq_type_node;
1060 if (mode == USQmode)
1061 return unsigned_p ? sat_usq_type_node : usq_type_node;
1062 if (mode == UDQmode)
1063 return unsigned_p ? sat_udq_type_node : udq_type_node;
1064 if (mode == UTQmode)
1065 return unsigned_p ? sat_utq_type_node : utq_type_node;
1068 return unsigned_p ? sat_ha_type_node : ha_type_node;
1070 return unsigned_p ? sat_sa_type_node : sa_type_node;
1072 return unsigned_p ? sat_da_type_node : da_type_node;
1074 return unsigned_p ? sat_ta_type_node : ta_type_node;
1076 if (mode == UHAmode)
1077 return unsigned_p ? sat_uha_type_node : uha_type_node;
1078 if (mode == USAmode)
1079 return unsigned_p ? sat_usa_type_node : usa_type_node;
1080 if (mode == UDAmode)
1081 return unsigned_p ? sat_uda_type_node : uda_type_node;
1082 if (mode == UTAmode)
1083 return unsigned_p ? sat_uta_type_node : uta_type_node;
1086 for (t = registered_builtin_types; t; t = TREE_CHAIN (t))
1087 if (TYPE_MODE (TREE_VALUE (t)) == mode)
1088 return TREE_VALUE (t);
1093 /* Return true if we are in the global binding level. */
1096 lto_global_bindings_p (void)
1098 return cfun == NULL;
1102 lto_set_decl_assembler_name (tree decl)
1104 /* This is almost the same as lhd_set_decl_assembler_name, except that
1105 we need to uniquify file-scope names, even if they are not
1106 TREE_PUBLIC, to avoid conflicts between individual files. */
1109 if (TREE_PUBLIC (decl))
1110 id = targetm.mangle_decl_assembler_name (decl, DECL_NAME (decl));
1113 const char *name = IDENTIFIER_POINTER (DECL_NAME (decl));
1116 ASM_FORMAT_PRIVATE_NAME (label, name, DECL_UID (decl));
1117 id = get_identifier (label);
1120 SET_DECL_ASSEMBLER_NAME (decl, id);
1124 lto_pushdecl (tree t ATTRIBUTE_UNUSED)
1126 /* Do nothing, since we get all information from DWARF and LTO
1134 /* We have our own write_globals langhook, hence the getdecls
1135 langhook shouldn't be used, except by dbxout.c, so we can't
1141 lto_builtin_function (tree decl)
1147 lto_register_builtin_type (tree type, const char *name)
1151 if (!TYPE_NAME (type))
1153 decl = build_decl (UNKNOWN_LOCATION, TYPE_DECL,
1154 get_identifier (name), type);
1155 DECL_ARTIFICIAL (decl) = 1;
1156 TYPE_NAME (type) = decl;
1159 registered_builtin_types = tree_cons (0, type, registered_builtin_types);
1162 /* Build nodes that would have be created by the C front-end; necessary
1163 for including builtin-types.def and ultimately builtins.def. */
1166 lto_build_c_type_nodes (void)
1168 gcc_assert (void_type_node);
1170 void_list_node = build_tree_list (NULL_TREE, void_type_node);
1171 string_type_node = build_pointer_type (char_type_node);
1172 const_string_type_node
1173 = build_pointer_type (build_qualified_type (char_type_node, TYPE_QUAL_CONST));
1175 if (strcmp (SIZE_TYPE, "unsigned int") == 0)
1177 intmax_type_node = integer_type_node;
1178 uintmax_type_node = unsigned_type_node;
1179 signed_size_type_node = integer_type_node;
1181 else if (strcmp (SIZE_TYPE, "long unsigned int") == 0)
1183 intmax_type_node = long_integer_type_node;
1184 uintmax_type_node = long_unsigned_type_node;
1185 signed_size_type_node = long_integer_type_node;
1187 else if (strcmp (SIZE_TYPE, "long long unsigned int") == 0)
1189 intmax_type_node = long_long_integer_type_node;
1190 uintmax_type_node = long_long_unsigned_type_node;
1191 signed_size_type_node = long_long_integer_type_node;
1197 signed_size_type_node = NULL_TREE;
1198 for (i = 0; i < NUM_INT_N_ENTS; i++)
1199 if (int_n_enabled_p[i])
1202 sprintf (name, "__int%d unsigned", int_n_data[i].bitsize);
1204 if (strcmp (name, SIZE_TYPE) == 0)
1206 intmax_type_node = int_n_trees[i].signed_type;
1207 uintmax_type_node = int_n_trees[i].unsigned_type;
1208 signed_size_type_node = int_n_trees[i].signed_type;
1211 if (signed_size_type_node == NULL_TREE)
1215 wint_type_node = unsigned_type_node;
1216 pid_type_node = integer_type_node;
1219 /* Perform LTO-specific initialization. */
1226 /* We need to generate LTO if running in WPA mode. */
1227 flag_generate_lto = (flag_wpa != NULL);
1229 /* Create the basic integer types. */
1230 build_common_tree_nodes (flag_signed_char, flag_short_double);
1232 /* The global tree for the main identifier is filled in by
1233 language-specific front-end initialization that is not run in the
1234 LTO back-end. It appears that all languages that perform such
1235 initialization currently do so in the same way, so we do it here. */
1236 if (main_identifier_node == NULL_TREE)
1237 main_identifier_node = get_identifier ("main");
1239 /* In the C++ front-end, fileptr_type_node is defined as a variant
1240 copy of ptr_type_node, rather than ptr_node itself. The
1241 distinction should only be relevant to the front-end, so we
1242 always use the C definition here in lto1. */
1243 gcc_assert (fileptr_type_node == ptr_type_node);
1244 gcc_assert (TYPE_MAIN_VARIANT (fileptr_type_node) == ptr_type_node);
1246 ptrdiff_type_node = integer_type_node;
1248 lto_build_c_type_nodes ();
1249 gcc_assert (va_list_type_node);
1251 if (TREE_CODE (va_list_type_node) == ARRAY_TYPE)
1253 tree x = build_pointer_type (TREE_TYPE (va_list_type_node));
1254 lto_define_builtins (x, x);
1258 lto_define_builtins (build_reference_type (va_list_type_node),
1263 cilk_init_builtins ();
1265 targetm.init_builtins ();
1266 build_common_builtin_nodes ();
1268 /* Assign names to the builtin types, otherwise they'll end up
1269 as __unknown__ in debug info.
1270 ??? We simply need to stop pre-seeding the streamer cache.
1271 Below is modeled after from c-common.c:c_common_nodes_and_builtins */
1272 #define NAME_TYPE(t,n) \
1274 TYPE_NAME (t) = build_decl (UNKNOWN_LOCATION, TYPE_DECL, \
1275 get_identifier (n), t)
1276 NAME_TYPE (integer_type_node, "int");
1277 NAME_TYPE (char_type_node, "char");
1278 NAME_TYPE (long_integer_type_node, "long int");
1279 NAME_TYPE (unsigned_type_node, "unsigned int");
1280 NAME_TYPE (long_unsigned_type_node, "long unsigned int");
1281 NAME_TYPE (long_long_integer_type_node, "long long int");
1282 NAME_TYPE (long_long_unsigned_type_node, "long long unsigned int");
1283 NAME_TYPE (short_integer_type_node, "short int");
1284 NAME_TYPE (short_unsigned_type_node, "short unsigned int");
1285 if (signed_char_type_node != char_type_node)
1286 NAME_TYPE (signed_char_type_node, "signed char");
1287 if (unsigned_char_type_node != char_type_node)
1288 NAME_TYPE (unsigned_char_type_node, "unsigned char");
1289 NAME_TYPE (float_type_node, "float");
1290 NAME_TYPE (double_type_node, "double");
1291 NAME_TYPE (long_double_type_node, "long double");
1292 NAME_TYPE (void_type_node, "void");
1293 NAME_TYPE (boolean_type_node, "bool");
1294 NAME_TYPE (complex_float_type_node, "complex float");
1295 NAME_TYPE (complex_double_type_node, "complex double");
1296 NAME_TYPE (complex_long_double_type_node, "complex long double");
1297 for (i = 0; i < NUM_INT_N_ENTS; i++)
1298 if (int_n_enabled_p[i])
1301 sprintf (name, "__int%d", int_n_data[i].bitsize);
1302 NAME_TYPE (int_n_trees[i].signed_type, name);
1306 /* Initialize LTO-specific data structures. */
1312 /* Initialize tree structures required by the LTO front end. */
1314 static void lto_init_ts (void)
1316 tree_contains_struct[NAMESPACE_DECL][TS_DECL_MINIMAL] = 1;
1319 #undef LANG_HOOKS_NAME
1320 #define LANG_HOOKS_NAME "GNU GIMPLE"
1321 #undef LANG_HOOKS_OPTION_LANG_MASK
1322 #define LANG_HOOKS_OPTION_LANG_MASK lto_option_lang_mask
1323 #undef LANG_HOOKS_COMPLAIN_WRONG_LANG_P
1324 #define LANG_HOOKS_COMPLAIN_WRONG_LANG_P lto_complain_wrong_lang_p
1325 #undef LANG_HOOKS_INIT_OPTIONS_STRUCT
1326 #define LANG_HOOKS_INIT_OPTIONS_STRUCT lto_init_options_struct
1327 #undef LANG_HOOKS_HANDLE_OPTION
1328 #define LANG_HOOKS_HANDLE_OPTION lto_handle_option
1329 #undef LANG_HOOKS_POST_OPTIONS
1330 #define LANG_HOOKS_POST_OPTIONS lto_post_options
1331 #undef LANG_HOOKS_GET_ALIAS_SET
1332 #define LANG_HOOKS_GET_ALIAS_SET gimple_get_alias_set
1333 #undef LANG_HOOKS_TYPE_FOR_MODE
1334 #define LANG_HOOKS_TYPE_FOR_MODE lto_type_for_mode
1335 #undef LANG_HOOKS_TYPE_FOR_SIZE
1336 #define LANG_HOOKS_TYPE_FOR_SIZE lto_type_for_size
1337 #undef LANG_HOOKS_SET_DECL_ASSEMBLER_NAME
1338 #define LANG_HOOKS_SET_DECL_ASSEMBLER_NAME lto_set_decl_assembler_name
1339 #undef LANG_HOOKS_GLOBAL_BINDINGS_P
1340 #define LANG_HOOKS_GLOBAL_BINDINGS_P lto_global_bindings_p
1341 #undef LANG_HOOKS_PUSHDECL
1342 #define LANG_HOOKS_PUSHDECL lto_pushdecl
1343 #undef LANG_HOOKS_GETDECLS
1344 #define LANG_HOOKS_GETDECLS lto_getdecls
1345 #undef LANG_HOOKS_REGISTER_BUILTIN_TYPE
1346 #define LANG_HOOKS_REGISTER_BUILTIN_TYPE lto_register_builtin_type
1347 #undef LANG_HOOKS_BUILTIN_FUNCTION
1348 #define LANG_HOOKS_BUILTIN_FUNCTION lto_builtin_function
1349 #undef LANG_HOOKS_INIT
1350 #define LANG_HOOKS_INIT lto_init
1351 #undef LANG_HOOKS_PARSE_FILE
1352 #define LANG_HOOKS_PARSE_FILE lto_main
1353 #undef LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS
1354 #define LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS true
1355 #undef LANG_HOOKS_TYPES_COMPATIBLE_P
1356 #define LANG_HOOKS_TYPES_COMPATIBLE_P NULL
1357 #undef LANG_HOOKS_EH_PERSONALITY
1358 #define LANG_HOOKS_EH_PERSONALITY lto_eh_personality
1360 /* Attribute hooks. */
1361 #undef LANG_HOOKS_COMMON_ATTRIBUTE_TABLE
1362 #define LANG_HOOKS_COMMON_ATTRIBUTE_TABLE lto_attribute_table
1363 #undef LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE
1364 #define LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE lto_format_attribute_table
1366 #undef LANG_HOOKS_BEGIN_SECTION
1367 #define LANG_HOOKS_BEGIN_SECTION lto_obj_begin_section
1368 #undef LANG_HOOKS_APPEND_DATA
1369 #define LANG_HOOKS_APPEND_DATA lto_obj_append_data
1370 #undef LANG_HOOKS_END_SECTION
1371 #define LANG_HOOKS_END_SECTION lto_obj_end_section
1373 #undef LANG_HOOKS_INIT_TS
1374 #define LANG_HOOKS_INIT_TS lto_init_ts
1376 struct lang_hooks lang_hooks = LANG_HOOKS_INITIALIZER;
1378 /* Language hooks that are not part of lang_hooks. */
1381 convert (tree type ATTRIBUTE_UNUSED, tree expr ATTRIBUTE_UNUSED)
1386 /* Tree walking support. */
1388 static enum lto_tree_node_structure_enum
1389 lto_tree_node_structure (union lang_tree_node *t ATTRIBUTE_UNUSED)
1391 return TS_LTO_GENERIC;
1394 #include "gtype-lto.h"
1395 #include "gt-lto-lto-lang.h"