1 /****************************************************************************
3 * GNAT COMPILER COMPONENTS *
7 * C Implementation File *
9 * Copyright (C) 1992-2012, Free Software Foundation, Inc. *
11 * GNAT is free software; you can redistribute it and/or modify it under *
12 * terms of the GNU General Public License as published by the Free Soft- *
13 * ware Foundation; either version 3, or (at your option) any later ver- *
14 * sion. GNAT is distributed in the hope that it will be useful, but WITH- *
15 * OUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY *
16 * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License *
17 * for more details. You should have received a copy of the GNU General *
18 * Public License distributed with GNAT; see file COPYING3. If not see *
19 * <http://www.gnu.org/licenses/>. *
21 * GNAT was originally developed by the GNAT team at New York University. *
22 * Extensive contributions were provided by Ada Core Technologies Inc. *
24 ****************************************************************************/
28 #include "coretypes.h"
31 #include "diagnostic.h"
37 #include "langhooks.h"
38 #include "langhooks-def.h"
43 #include "function.h" /* For pass_by_reference. */
46 #include "adadecode.h"
60 /* This symbol needs to be defined for the front-end. */
61 void *callgraph_info_file = NULL;
63 /* Command-line argc and argv. These variables are global since they are
64 imported in back_end.adb. */
65 unsigned int save_argc;
66 const char **save_argv;
68 /* GNAT argc and argv. */
70 extern char **gnat_argv;
76 /* Declare functions we use as part of startup. */
77 extern void __gnat_initialize (void *);
78 extern void __gnat_install_SEH_handler (void *);
79 extern void adainit (void);
80 extern void _ada_gnat1drv (void);
86 /* The parser for the language. For us, we process the GNAT tree. */
89 gnat_parse_file (void)
93 /* Call the target specific initializations. */
94 __gnat_initialize (NULL);
96 /* ??? Call the SEH initialization routine. This is to workaround
97 a bootstrap path problem. The call below should be removed at some
98 point and the SEH pointer passed to __gnat_initialize() above. */
99 __gnat_install_SEH_handler((void *)seh);
101 /* Call the front-end elaboration procedures. */
104 /* Call the front end. */
108 /* Decode all the language specific options that cannot be decoded by GCC.
109 The option decoding phase of GCC calls this routine on the flags that
110 are marked as Ada-specific. Return true on success or false on failure. */
113 gnat_handle_option (size_t scode, const char *arg ATTRIBUTE_UNUSED, int value,
114 int kind ATTRIBUTE_UNUSED, location_t loc ATTRIBUTE_UNUSED,
115 const struct cl_option_handlers *handlers ATTRIBUTE_UNUSED)
117 enum opt_code code = (enum opt_code) scode;
123 warn_uninitialized = value;
124 warn_maybe_uninitialized = value;
128 warning (0, "%<-gnat%> misspelled as %<-gant%>");
130 /* ... fall through ... */
138 /* These are handled by the front-end. */
148 /* Return language mask for option processing. */
151 gnat_option_lang_mask (void)
156 /* Initialize options structure OPTS. */
159 gnat_init_options_struct (struct gcc_options *opts)
161 /* Uninitialized really means uninitialized in Ada. */
162 opts->x_flag_zero_initialized_in_bss = 0;
165 /* Initialize for option processing. */
168 gnat_init_options (unsigned int decoded_options_count,
169 struct cl_decoded_option *decoded_options)
171 /* Reconstruct an argv array for use of back_end.adb.
173 ??? back_end.adb should not rely on this; instead, it should work with
174 decoded options without such reparsing, to ensure consistency in how
175 options are decoded. */
178 save_argv = XNEWVEC (const char *, 2 * decoded_options_count + 1);
180 for (i = 0; i < decoded_options_count; i++)
182 size_t num_elements = decoded_options[i].canonical_option_num_elements;
184 if (decoded_options[i].errors
185 || decoded_options[i].opt_index == OPT_SPECIAL_unknown
186 || num_elements == 0)
189 /* Deal with -I- specially since it must be a single switch. */
190 if (decoded_options[i].opt_index == OPT_I
192 && decoded_options[i].canonical_option[1][0] == '-'
193 && decoded_options[i].canonical_option[1][1] == '\0')
194 save_argv[save_argc++] = "-I-";
197 gcc_assert (num_elements >= 1 && num_elements <= 2);
198 save_argv[save_argc++] = decoded_options[i].canonical_option[0];
199 if (num_elements >= 2)
200 save_argv[save_argc++] = decoded_options[i].canonical_option[1];
203 save_argv[save_argc] = NULL;
205 gnat_argv = (char **) xmalloc (sizeof (save_argv[0]));
206 gnat_argv[0] = xstrdup (save_argv[0]); /* name of the command */
210 /* Ada code requires variables for these settings rather than elements
211 of the global_options structure. */
214 #undef flag_compare_debug
215 #undef flag_stack_check
218 int flag_compare_debug;
219 enum stack_check_type flag_stack_check = NO_STACK_CHECK;
221 /* Post-switch processing. */
224 gnat_post_options (const char **pfilename ATTRIBUTE_UNUSED)
226 /* Excess precision other than "fast" requires front-end support. */
227 if (flag_excess_precision_cmdline == EXCESS_PRECISION_STANDARD
228 && TARGET_FLT_EVAL_METHOD_NON_DEFAULT)
229 sorry ("-fexcess-precision=standard for Ada");
230 flag_excess_precision_cmdline = EXCESS_PRECISION_FAST;
232 /* ??? The warning machinery is outsmarted by Ada. */
233 warn_unused_parameter = 0;
235 /* No psABI change warnings for Ada. */
238 optimize = global_options.x_optimize;
239 optimize_size = global_options.x_optimize_size;
240 flag_compare_debug = global_options.x_flag_compare_debug;
241 flag_stack_check = global_options.x_flag_stack_check;
246 /* Here is the function to handle the compiler error processing in GCC. */
249 internal_error_function (diagnostic_context *context,
250 const char *msgid, va_list *ap)
253 char *buffer, *p, *loc;
254 String_Template temp, temp_loc;
255 Fat_Pointer fp, fp_loc;
258 /* Warn if plugins present. */
261 /* Reset the pretty-printer. */
262 pp_clear_output_area (context->printer);
264 /* Format the message into the pretty-printer. */
265 tinfo.format_spec = msgid;
267 tinfo.err_no = errno;
268 pp_format_verbatim (context->printer, &tinfo);
270 /* Extract a (writable) pointer to the formatted text. */
271 buffer = xstrdup (pp_formatted_text (context->printer));
273 /* Go up to the first newline. */
274 for (p = buffer; *p; p++)
282 temp.High_Bound = p - buffer;
286 s = expand_location (input_location);
287 if (context->show_column && s.column != 0)
288 asprintf (&loc, "%s:%d:%d", s.file, s.line, s.column);
290 asprintf (&loc, "%s:%d", s.file, s.line);
291 temp_loc.Low_Bound = 1;
292 temp_loc.High_Bound = strlen (loc);
293 fp_loc.Bounds = &temp_loc;
296 Current_Error_Node = error_gnat_node;
297 Compiler_Abort (fp, -1, fp_loc);
300 /* Perform all the initialization steps that are language-specific. */
305 /* Do little here, most of the standard declarations are set up after the
306 front-end has been run. Use the same `char' as C, this doesn't really
307 matter since we'll use the explicit `unsigned char' for Character. */
308 build_common_tree_nodes (flag_signed_char, false);
310 /* In Ada, we use an unsigned 8-bit type for the default boolean type. */
311 boolean_type_node = make_unsigned_type (8);
312 TREE_SET_CODE (boolean_type_node, BOOLEAN_TYPE);
313 SET_TYPE_RM_MAX_VALUE (boolean_type_node,
314 build_int_cst (boolean_type_node, 1));
315 SET_TYPE_RM_SIZE (boolean_type_node, bitsize_int (1));
316 boolean_true_node = TYPE_MAX_VALUE (boolean_type_node);
317 boolean_false_node = TYPE_MIN_VALUE (boolean_type_node);
319 sbitsize_one_node = sbitsize_int (1);
320 sbitsize_unit_node = sbitsize_int (BITS_PER_UNIT);
322 ptr_void_type_node = build_pointer_type (void_type_node);
324 /* Show that REFERENCE_TYPEs are internal and should be Pmode. */
325 internal_reference_types ();
327 /* Register our internal error function. */
328 global_dc->internal_error = &internal_error_function;
333 /* If we are using the GCC mechanism to process exception handling, we
334 have to register the personality routine for Ada and to initialize
335 various language dependent hooks. */
338 gnat_init_gcc_eh (void)
340 /* We shouldn't do anything if the No_Exceptions_Handler pragma is set,
341 though. This could for instance lead to the emission of tables with
342 references to symbols (such as the Ada eh personality routine) within
343 libraries we won't link against. */
344 if (No_Exception_Handlers_Set ())
347 /* Tell GCC we are handling cleanup actions through exception propagation.
348 This opens possibilities that we don't take advantage of yet, but is
349 nonetheless necessary to ensure that fixup code gets assigned to the
350 right exception regions. */
351 using_eh_for_cleanups ();
353 /* Turn on -fexceptions and -fnon-call-exceptions. The first one triggers
354 the generation of the necessary exception tables. The second one is
355 useful for two reasons: 1/ we map some asynchronous signals like SEGV to
356 exceptions, so we need to ensure that the insns which can lead to such
357 signals are correctly attached to the exception region they pertain to,
358 2/ Some calls to pure subprograms are handled as libcall blocks and then
359 marked as "cannot trap" if the flag is not set (see emit_libcall_block).
360 We should not let this be since it is possible for such calls to actually
363 flag_non_call_exceptions = 1;
368 /* Print language-specific items in declaration NODE. */
371 gnat_print_decl (FILE *file, tree node, int indent)
373 switch (TREE_CODE (node))
376 print_node (file, "corresponding var",
377 DECL_CONST_CORRESPONDING_VAR (node), indent + 4);
381 print_node (file, "original field", DECL_ORIGINAL_FIELD (node),
386 if (DECL_LOOP_PARM_P (node))
387 print_node (file, "induction var", DECL_INDUCTION_VAR (node),
390 print_node (file, "renamed object", DECL_RENAMED_OBJECT (node),
399 /* Print language-specific items in type NODE. */
402 gnat_print_type (FILE *file, tree node, int indent)
404 switch (TREE_CODE (node))
407 print_node (file, "ci/co list", TYPE_CI_CO_LIST (node), indent + 4);
411 if (TYPE_MODULAR_P (node))
412 print_node_brief (file, "modulus", TYPE_MODULUS (node), indent + 4);
413 else if (TYPE_HAS_ACTUAL_BOUNDS_P (node))
414 print_node (file, "actual bounds", TYPE_ACTUAL_BOUNDS (node),
416 else if (TYPE_VAX_FLOATING_POINT_P (node))
419 print_node (file, "index type", TYPE_INDEX_TYPE (node), indent + 4);
421 /* ... fall through ... */
425 print_node_brief (file, "RM size", TYPE_RM_SIZE (node), indent + 4);
427 /* ... fall through ... */
430 print_node_brief (file, "RM min", TYPE_RM_MIN_VALUE (node), indent + 4);
431 print_node_brief (file, "RM max", TYPE_RM_MAX_VALUE (node), indent + 4);
435 print_node (file,"actual bounds", TYPE_ACTUAL_BOUNDS (node), indent + 4);
439 print_node (file,"representative array",
440 TYPE_REPRESENTATIVE_ARRAY (node), indent + 4);
444 if (TYPE_FAT_POINTER_P (node) || TYPE_CONTAINS_TEMPLATE_P (node))
445 print_node (file, "unconstrained array",
446 TYPE_UNCONSTRAINED_ARRAY (node), indent + 4);
448 print_node (file, "Ada size", TYPE_ADA_SIZE (node), indent + 4);
452 case QUAL_UNION_TYPE:
453 print_node (file, "Ada size", TYPE_ADA_SIZE (node), indent + 4);
461 /* Return the name to be printed for DECL. */
464 gnat_printable_name (tree decl, int verbosity)
466 const char *coded_name = IDENTIFIER_POINTER (DECL_NAME (decl));
467 char *ada_name = (char *) ggc_alloc_atomic (strlen (coded_name) * 2 + 60);
469 __gnat_decode (coded_name, ada_name, 0);
471 if (verbosity == 2 && !DECL_IS_BUILTIN (decl))
473 Set_Identifier_Casing (ada_name, DECL_SOURCE_FILE (decl));
474 return ggc_strdup (Name_Buffer);
480 /* Return the name to be used in DWARF debug info for DECL. */
483 gnat_dwarf_name (tree decl, int verbosity ATTRIBUTE_UNUSED)
485 gcc_assert (DECL_P (decl));
486 return (const char *) IDENTIFIER_POINTER (DECL_NAME (decl));
489 /* Return the descriptive type associated with TYPE, if any. */
492 gnat_descriptive_type (const_tree type)
494 if (TYPE_STUB_DECL (type))
495 return DECL_PARALLEL_TYPE (TYPE_STUB_DECL (type));
500 /* Return true if types T1 and T2 are identical for type hashing purposes.
501 Called only after doing all language independent checks. At present,
502 this function is only called when both types are FUNCTION_TYPE. */
505 gnat_type_hash_eq (const_tree t1, const_tree t2)
507 gcc_assert (TREE_CODE (t1) == FUNCTION_TYPE);
508 return fntype_same_flags_p (t1, TYPE_CI_CO_LIST (t2),
509 TYPE_RETURN_UNCONSTRAINED_P (t2),
510 TYPE_RETURN_BY_DIRECT_REF_P (t2),
511 TREE_ADDRESSABLE (t2));
514 /* Do nothing (return the tree node passed). */
517 gnat_return_tree (tree t)
522 /* Get the alias set corresponding to a type or expression. */
524 static alias_set_type
525 gnat_get_alias_set (tree type)
527 /* If this is a padding type, use the type of the first field. */
528 if (TYPE_IS_PADDING_P (type))
529 return get_alias_set (TREE_TYPE (TYPE_FIELDS (type)));
531 /* If the type is an unconstrained array, use the type of the
532 self-referential array we make. */
533 else if (TREE_CODE (type) == UNCONSTRAINED_ARRAY_TYPE)
535 get_alias_set (TREE_TYPE (TREE_TYPE (TYPE_FIELDS (TREE_TYPE (type)))));
537 /* If the type can alias any other types, return the alias set 0. */
538 else if (TYPE_P (type)
539 && TYPE_UNIVERSAL_ALIASING_P (TYPE_MAIN_VARIANT (type)))
545 /* GNU_TYPE is a type. Return its maximum size in bytes, if known,
546 as a constant when possible. */
549 gnat_type_max_size (const_tree gnu_type)
551 /* First see what we can get from TYPE_SIZE_UNIT, which might not
552 be constant even for simple expressions if it has already been
553 elaborated and possibly replaced by a VAR_DECL. */
554 tree max_unitsize = max_size (TYPE_SIZE_UNIT (gnu_type), true);
556 /* If we don't have a constant, see what we can get from TYPE_ADA_SIZE,
557 which should stay untouched. */
558 if (!host_integerp (max_unitsize, 1)
559 && RECORD_OR_UNION_TYPE_P (gnu_type)
560 && !TYPE_FAT_POINTER_P (gnu_type)
561 && TYPE_ADA_SIZE (gnu_type))
563 tree max_adasize = max_size (TYPE_ADA_SIZE (gnu_type), true);
565 /* If we have succeeded in finding a constant, round it up to the
566 type's alignment and return the result in units. */
567 if (host_integerp (max_adasize, 1))
569 = size_binop (CEIL_DIV_EXPR,
570 round_up (max_adasize, TYPE_ALIGN (gnu_type)),
577 /* GNU_TYPE is a subtype of an integral type. Set LOWVAL to the low bound
578 and HIGHVAL to the high bound, respectively. */
581 gnat_get_subrange_bounds (const_tree gnu_type, tree *lowval, tree *highval)
583 *lowval = TYPE_MIN_VALUE (gnu_type);
584 *highval = TYPE_MAX_VALUE (gnu_type);
587 /* GNU_TYPE is the type of a subprogram parameter. Determine if it should be
588 passed by reference by default. */
591 default_pass_by_ref (tree gnu_type)
593 /* We pass aggregates by reference if they are sufficiently large. The
594 choice of constant here is somewhat arbitrary. We also pass by
595 reference if the target machine would either pass or return by
596 reference. Strictly speaking, we need only check the return if this
597 is an In Out parameter, but it's probably best to err on the side of
598 passing more things by reference. */
600 if (pass_by_reference (NULL, TYPE_MODE (gnu_type), gnu_type, true))
603 if (targetm.calls.return_in_memory (gnu_type, NULL_TREE))
606 if (AGGREGATE_TYPE_P (gnu_type)
607 && (!host_integerp (TYPE_SIZE (gnu_type), 1)
608 || 0 < compare_tree_int (TYPE_SIZE (gnu_type),
609 8 * TYPE_ALIGN (gnu_type))))
615 /* GNU_TYPE is the type of a subprogram parameter. Determine if it must be
616 passed by reference. */
619 must_pass_by_ref (tree gnu_type)
621 /* We pass only unconstrained objects, those required by the language
622 to be passed by reference, and objects of variable size. The latter
623 is more efficient, avoids problems with variable size temporaries,
624 and does not produce compatibility problems with C, since C does
625 not have such objects. */
626 return (TREE_CODE (gnu_type) == UNCONSTRAINED_ARRAY_TYPE
627 || TYPE_IS_BY_REFERENCE_P (gnu_type)
628 || (TYPE_SIZE (gnu_type)
629 && TREE_CODE (TYPE_SIZE (gnu_type)) != INTEGER_CST));
632 /* This function is called by the front-end to enumerate all the supported
633 modes for the machine, as well as some predefined C types. F is a function
634 which is called back with the parameters as listed below, first a string,
635 then six ints. The name is any arbitrary null-terminated string and has
636 no particular significance, except for the case of predefined C types, where
637 it should be the name of the C type. For integer types, only signed types
638 should be listed, unsigned versions are assumed. The order of types should
639 be in order of preference, with the smallest/cheapest types first.
641 In particular, C predefined types should be listed before other types,
642 binary floating point types before decimal ones, and narrower/cheaper
643 type versions before more expensive ones. In type selection the first
644 matching variant will be used.
646 NAME pointer to first char of type name
647 DIGS number of decimal digits for floating-point modes, else 0
648 COMPLEX_P nonzero is this represents a complex mode
649 COUNT count of number of items, nonzero for vector mode
650 FLOAT_REP Float_Rep_Kind for FP, otherwise undefined
651 SIZE number of bits used to store data
652 ALIGN number of bits to which mode is aligned. */
655 enumerate_modes (void (*f) (const char *, int, int, int, int, int, int))
658 = { float_type_node, double_type_node, long_double_type_node };
659 const char *const c_names[]
660 = { "float", "double", "long double" };
663 for (iloop = 0; iloop < NUM_MACHINE_MODES; iloop++)
665 enum machine_mode i = (enum machine_mode) iloop;
666 enum machine_mode inner_mode = i;
667 bool float_p = false;
668 bool complex_p = false;
669 bool vector_p = false;
672 unsigned int nameloop;
673 Float_Rep_Kind float_rep = IEEE_Binary; /* Until proven otherwise */
675 switch (GET_MODE_CLASS (i))
682 case MODE_COMPLEX_INT:
684 inner_mode = GET_MODE_INNER (i);
686 case MODE_COMPLEX_FLOAT:
689 inner_mode = GET_MODE_INNER (i);
691 case MODE_VECTOR_INT:
693 inner_mode = GET_MODE_INNER (i);
695 case MODE_VECTOR_FLOAT:
698 inner_mode = GET_MODE_INNER (i);
706 const struct real_format *fmt = REAL_MODE_FORMAT (inner_mode);
708 /* ??? Cope with the ghost XFmode of the ARM port. */
713 digs = (fmt->p - 1) * 1233 / 4096; /* scale by log (2) */
715 else if (fmt->b == 10)
721 if (fmt == &vax_f_format
722 || fmt == &vax_d_format
723 || fmt == &vax_g_format)
724 float_rep = VAX_Native;
727 /* First register any C types for this mode that the front end
728 may need to know about, unless the mode should be skipped. */
731 for (nameloop = 0; nameloop < ARRAY_SIZE (c_types); nameloop++)
733 tree typ = c_types[nameloop];
734 const char *nam = c_names[nameloop];
736 if (TYPE_MODE (typ) == i)
738 f (nam, digs, complex_p,
739 vector_p ? GET_MODE_NUNITS (i) : 0, float_rep,
740 TYPE_PRECISION (typ), TYPE_ALIGN (typ));
745 /* If no predefined C types were found, register the mode itself. */
748 f (GET_MODE_NAME (i), digs, complex_p,
749 vector_p ? GET_MODE_NUNITS (i) : 0, float_rep,
750 GET_MODE_PRECISION (i), GET_MODE_ALIGNMENT (i));
754 /* Return the size of the FP mode with precision PREC. */
757 fp_prec_to_size (int prec)
759 enum machine_mode mode;
761 for (mode = GET_CLASS_NARROWEST_MODE (MODE_FLOAT); mode != VOIDmode;
762 mode = GET_MODE_WIDER_MODE (mode))
763 if (GET_MODE_PRECISION (mode) == prec)
764 return GET_MODE_BITSIZE (mode);
769 /* Return the precision of the FP mode with size SIZE. */
772 fp_size_to_prec (int size)
774 enum machine_mode mode;
776 for (mode = GET_CLASS_NARROWEST_MODE (MODE_FLOAT); mode != VOIDmode;
777 mode = GET_MODE_WIDER_MODE (mode))
778 if (GET_MODE_BITSIZE (mode) == size)
779 return GET_MODE_PRECISION (mode);
784 static GTY(()) tree gnat_eh_personality_decl;
786 /* Return the GNAT personality function decl. */
789 gnat_eh_personality (void)
791 if (!gnat_eh_personality_decl)
792 gnat_eh_personality_decl = build_personality_function ("gnat");
793 return gnat_eh_personality_decl;
796 /* Initialize language-specific bits of tree_contains_struct. */
801 MARK_TS_COMMON (UNCONSTRAINED_ARRAY_TYPE);
803 MARK_TS_TYPED (UNCONSTRAINED_ARRAY_REF);
804 MARK_TS_TYPED (NULL_EXPR);
805 MARK_TS_TYPED (PLUS_NOMOD_EXPR);
806 MARK_TS_TYPED (MINUS_NOMOD_EXPR);
807 MARK_TS_TYPED (ATTR_ADDR_EXPR);
808 MARK_TS_TYPED (STMT_STMT);
809 MARK_TS_TYPED (LOOP_STMT);
810 MARK_TS_TYPED (EXIT_STMT);
813 /* Definitions for our language-specific hooks. */
815 #undef LANG_HOOKS_NAME
816 #define LANG_HOOKS_NAME "GNU Ada"
817 #undef LANG_HOOKS_IDENTIFIER_SIZE
818 #define LANG_HOOKS_IDENTIFIER_SIZE sizeof (struct tree_identifier)
819 #undef LANG_HOOKS_INIT
820 #define LANG_HOOKS_INIT gnat_init
821 #undef LANG_HOOKS_OPTION_LANG_MASK
822 #define LANG_HOOKS_OPTION_LANG_MASK gnat_option_lang_mask
823 #undef LANG_HOOKS_INIT_OPTIONS_STRUCT
824 #define LANG_HOOKS_INIT_OPTIONS_STRUCT gnat_init_options_struct
825 #undef LANG_HOOKS_INIT_OPTIONS
826 #define LANG_HOOKS_INIT_OPTIONS gnat_init_options
827 #undef LANG_HOOKS_HANDLE_OPTION
828 #define LANG_HOOKS_HANDLE_OPTION gnat_handle_option
829 #undef LANG_HOOKS_POST_OPTIONS
830 #define LANG_HOOKS_POST_OPTIONS gnat_post_options
831 #undef LANG_HOOKS_PARSE_FILE
832 #define LANG_HOOKS_PARSE_FILE gnat_parse_file
833 #undef LANG_HOOKS_TYPE_HASH_EQ
834 #define LANG_HOOKS_TYPE_HASH_EQ gnat_type_hash_eq
835 #undef LANG_HOOKS_GETDECLS
836 #define LANG_HOOKS_GETDECLS lhd_return_null_tree_v
837 #undef LANG_HOOKS_PUSHDECL
838 #define LANG_HOOKS_PUSHDECL gnat_return_tree
839 #undef LANG_HOOKS_WRITE_GLOBALS
840 #define LANG_HOOKS_WRITE_GLOBALS gnat_write_global_declarations
841 #undef LANG_HOOKS_GET_ALIAS_SET
842 #define LANG_HOOKS_GET_ALIAS_SET gnat_get_alias_set
843 #undef LANG_HOOKS_PRINT_DECL
844 #define LANG_HOOKS_PRINT_DECL gnat_print_decl
845 #undef LANG_HOOKS_PRINT_TYPE
846 #define LANG_HOOKS_PRINT_TYPE gnat_print_type
847 #undef LANG_HOOKS_TYPE_MAX_SIZE
848 #define LANG_HOOKS_TYPE_MAX_SIZE gnat_type_max_size
849 #undef LANG_HOOKS_DECL_PRINTABLE_NAME
850 #define LANG_HOOKS_DECL_PRINTABLE_NAME gnat_printable_name
851 #undef LANG_HOOKS_DWARF_NAME
852 #define LANG_HOOKS_DWARF_NAME gnat_dwarf_name
853 #undef LANG_HOOKS_GIMPLIFY_EXPR
854 #define LANG_HOOKS_GIMPLIFY_EXPR gnat_gimplify_expr
855 #undef LANG_HOOKS_TYPE_FOR_MODE
856 #define LANG_HOOKS_TYPE_FOR_MODE gnat_type_for_mode
857 #undef LANG_HOOKS_TYPE_FOR_SIZE
858 #define LANG_HOOKS_TYPE_FOR_SIZE gnat_type_for_size
859 #undef LANG_HOOKS_TYPES_COMPATIBLE_P
860 #define LANG_HOOKS_TYPES_COMPATIBLE_P gnat_types_compatible_p
861 #undef LANG_HOOKS_GET_SUBRANGE_BOUNDS
862 #define LANG_HOOKS_GET_SUBRANGE_BOUNDS gnat_get_subrange_bounds
863 #undef LANG_HOOKS_DESCRIPTIVE_TYPE
864 #define LANG_HOOKS_DESCRIPTIVE_TYPE gnat_descriptive_type
865 #undef LANG_HOOKS_ATTRIBUTE_TABLE
866 #define LANG_HOOKS_ATTRIBUTE_TABLE gnat_internal_attribute_table
867 #undef LANG_HOOKS_BUILTIN_FUNCTION
868 #define LANG_HOOKS_BUILTIN_FUNCTION gnat_builtin_function
869 #undef LANG_HOOKS_EH_PERSONALITY
870 #define LANG_HOOKS_EH_PERSONALITY gnat_eh_personality
871 #undef LANG_HOOKS_DEEP_UNSHARING
872 #define LANG_HOOKS_DEEP_UNSHARING true
873 #undef LANG_HOOKS_INIT_TS
874 #define LANG_HOOKS_INIT_TS gnat_init_ts
876 struct lang_hooks lang_hooks = LANG_HOOKS_INITIALIZER;
878 #include "gt-ada-misc.h"