1 /* d-tree.h -- Definitions and declarations for code generation.
2 Copyright (C) 2006-2021 Free Software Foundation, Inc.
4 GCC is free software; you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation; either version 3, or (at your option)
9 GCC is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
14 You should have received a copy of the GNU General Public License
15 along with GCC; see the file COPYING3. If not see
16 <http://www.gnu.org/licenses/>. */
21 /* Forward type declarations to avoid including unnecessary headers. */
25 class AggregateDeclaration
;
26 class ClassDeclaration
;
27 class EnumDeclaration
;
28 class FuncDeclaration
;
29 class StructDeclaration
;
30 class TypeInfoDeclaration
;
33 class ClassReferenceExp
;
45 template <typename TYPE
> struct Array
;
46 typedef Array
<Expression
*> Expressions
;
48 /* Usage of TREE_LANG_FLAG_?:
50 1: CALL_EXPR_ARGS_ORDERED (in CALL_EXPR).
52 Usage of TYPE_LANG_FLAG_?:
54 1: TYPE_IMAGINARY_FLOAT (in REAL_TYPE).
55 ANON_AGGR_TYPE_P (in RECORD_TYPE, UNION_TYPE).
56 2: CLASS_TYPE_P (in RECORD_TYPE).
57 3: TYPE_DYNAMIC_ARRAY (in RECORD_TYPE).
58 4: TYPE_DELEGATE (in RECORD_TYPE).
59 5: TYPE_ASSOCIATIVE_ARRAY (in RECORD_TYPE).
61 Usage of DECL_LANG_FLAG_?:
62 0: LABEL_VARIABLE_CASE (in LABEL_DECL).
63 DECL_BUILT_IN_CTFE (in FUNCTION_DECL).
64 1: DECL_IN_UNITTEST_CONDITION_P (in FUNCTION_DECL).
65 2: DECL_INSTANTIATED (in FUNCTION_DECL, VAR_DECL). */
67 /* Language-specific tree checkers. */
69 #define VAR_OR_FUNCTION_DECL_CHECK(NODE) \
70 TREE_CHECK2 (NODE, VAR_DECL, FUNCTION_DECL)
72 /* The kinds of scopes we recognize. */
76 level_block
, /* An ordinary block scope. */
77 level_try
, /* A try-block. */
78 level_catch
, /* A catch-block. */
79 level_finally
, /* A finally-block. */
80 level_cond
, /* The scope for an if condition. */
81 level_switch
, /* The scope for a switch statement. */
82 level_loop
, /* A for, do-while, or unrolled-loop block. */
83 level_with
, /* The scope for a with statement. */
84 level_function
/* The block representing an entire function. */
87 /* List of codes for internally recognised compiler intrinsics. */
91 #define DEF_D_INTRINSIC(CODE, B, N, M, D, C) CODE,
93 #include "intrinsics.def"
95 #undef DEF_D_INTRINSIC
99 /* For use with break and continue statements. */
107 /* The datatype used to implement D scope. It is needed primarily to support
108 the back-end, but also helps debugging information for local variables. */
110 struct GTY((chain_next ("%h.level_chain"))) binding_level
112 /* A chain of declarations for all variables, constants and functions.
113 These are in the reverse of the order supplied. */
116 /* For each level (except the global one), a chain of BLOCK nodes for
117 all the levels that were entered and exited one level down. */
120 /* The binding level this one is contained in. */
121 binding_level
*level_chain
;
123 /* The kind of scope this object represents. */
124 ENUM_BITFIELD (level_kind
) kind
: 4;
127 /* The binding level currently in effect. */
128 extern GTY(()) binding_level
*current_binding_level
;
129 extern GTY(()) binding_level
*global_binding_level
;
131 /* Used only for jumps to as-yet undefined labels, since jumps to
132 defined labels can have their validity checked immediately. */
134 struct GTY((chain_next ("%h.next"))) d_label_use_entry
136 d_label_use_entry
*next
;
138 /* The frontend Statement associated with the jump. */
139 Statement
* GTY((skip
)) statement
;
141 /* The binding level to which this entry is *currently* attached.
142 This is initially the binding level in which the goto appeared,
143 but is modified as scopes are closed. */
144 binding_level
*level
;
147 /* A list of all LABEL_DECLs in the function that have names. Here so
148 we can clear out their names' definitions at the end of the
149 function, and so we can check the validity of jumps to these labels. */
151 struct GTY(()) d_label_entry
153 /* The label decl itself. */
156 /* The frontend Statement associated with the label. */
157 Statement
* GTY((skip
)) statement
;
159 /* The binding level to which the label is *currently* attached.
160 This is initially set to the binding level in which the label
161 is defined, but is modified as scopes are closed. */
162 binding_level
*level
;
164 /* A list of forward references of the label. */
165 d_label_use_entry
*fwdrefs
;
167 /* The following bits are set after the label is defined, and are
168 updated as scopes are popped. They indicate that a backward jump
169 to the label will illegally enter a scope of the given flavor. */
173 /* If set, the label we reference represents a break/continue pair. */
177 /* Frame information for a function declaration. */
179 struct GTY(()) tree_frame_info
181 struct tree_common common
;
185 /* True if the function creates a nested frame. */
186 #define FRAMEINFO_CREATES_FRAME(NODE) \
187 (TREE_LANG_FLAG_0 (FUNCFRAME_INFO_CHECK (NODE)))
189 /* True if the function has a static chain passed in its DECL_ARGUMENTS. */
190 #define FRAMEINFO_STATIC_CHAIN(NODE) \
191 (TREE_LANG_FLAG_1 (FUNCFRAME_INFO_CHECK (NODE)))
193 /* True if the function frame is a closure (initialized on the heap). */
194 #define FRAMEINFO_IS_CLOSURE(NODE) \
195 (TREE_LANG_FLAG_2 (FUNCFRAME_INFO_CHECK (NODE)))
197 #define FRAMEINFO_TYPE(NODE) \
198 (((tree_frame_info *) FUNCFRAME_INFO_CHECK (NODE))->frame_type)
200 /* Language-dependent contents of an identifier. */
202 struct GTY(()) lang_identifier
204 struct tree_identifier common
;
206 /* The identifier as the user sees it. */
209 /* The back-end tree associated with this identifier. */
212 /* The frontend Declaration associated with this identifier. */
213 Declaration
* GTY((skip
)) dsymbol
;
214 AggregateDeclaration
* GTY((skip
)) daggregate
;
217 #define IDENTIFIER_LANG_SPECIFIC(NODE) \
218 ((struct lang_identifier *) IDENTIFIER_NODE_CHECK (NODE))
220 #define IDENTIFIER_PRETTY_NAME(NODE) \
221 (IDENTIFIER_LANG_SPECIFIC (NODE)->pretty_ident)
223 #define IDENTIFIER_DECL_TREE(NODE) \
224 (IDENTIFIER_LANG_SPECIFIC (NODE)->decl_tree)
226 #define IDENTIFIER_DSYMBOL(NODE) \
227 (IDENTIFIER_LANG_SPECIFIC (NODE)->dsymbol)
229 #define IDENTIFIER_DAGGREGATE(NODE) \
230 (IDENTIFIER_LANG_SPECIFIC (NODE)->daggregate)
232 /* Global state pertinent to the current function. */
234 struct GTY(()) language_function
236 /* Our function and enclosing module. */
237 FuncDeclaration
* GTY((skip
)) function
;
238 Module
* GTY((skip
)) module
;
240 /* Static chain of function, for D2, this is a closure. */
243 /* Stack of statement lists being collected while we are
244 compiling the function. */
245 vec
<tree
, va_gc
> *stmt_list
;
247 /* Variables that are in scope that will need destruction later. */
248 vec
<tree
, va_gc
> *vars_in_scope
;
250 /* Table of all used or defined labels in the function. */
251 hash_map
<Statement
*, d_label_entry
> *labels
;
254 /* The D front end types have not been integrated into the GCC garbage
255 collection system. Handle this by using the "skip" attribute. */
257 struct GTY(()) lang_decl
259 Declaration
* GTY((skip
)) decl
;
261 /* FIELD_DECL in frame struct that this variable is allocated in. */
264 /* RESULT_DECL in a function that returns by nrvo. */
267 /* Chain of DECL_LANG_THUNKS in a function. */
270 /* In a FUNCTION_DECL, this is the THUNK_LANG_OFFSET. */
273 /* In a FUNCTION_DECL, if this is an intrinsic, the code for it. */
274 enum intrinsic_code intrinsic
;
276 /* FUNCFRAME_INFO in a function that has non-local references. */
280 /* The current D per-function global variables. */
282 #define d_function_chain (cfun ? cfun->language : NULL)
284 /* The D frontend Declaration AST for GCC decl NODE. */
285 #define DECL_LANG_FRONTEND(NODE) \
286 (DECL_LANG_SPECIFIC (NODE) \
287 ? DECL_LANG_SPECIFIC (NODE)->decl : NULL)
289 #define SET_DECL_LANG_FRAME_FIELD(NODE, VAL) \
290 DECL_LANG_SPECIFIC (NODE)->frame_field = VAL
292 #define DECL_LANG_FRAME_FIELD(NODE) \
294 ? DECL_LANG_SPECIFIC (NODE)->frame_field : NULL)
296 #define SET_DECL_LANG_NRVO(NODE, VAL) \
297 DECL_LANG_SPECIFIC (NODE)->named_result = VAL
299 #define DECL_LANG_NRVO(NODE) \
301 ? DECL_LANG_SPECIFIC (NODE)->named_result : NULL)
303 #define DECL_LANG_THUNKS(NODE) \
304 DECL_LANG_SPECIFIC (NODE)->thunks
306 #define THUNK_LANG_OFFSET(NODE) \
307 DECL_LANG_SPECIFIC (NODE)->offset
309 #define DECL_INTRINSIC_CODE(NODE) \
310 DECL_LANG_SPECIFIC (NODE)->intrinsic
312 #define DECL_LANG_FRAMEINFO(NODE) \
313 DECL_LANG_SPECIFIC (NODE)->frame_info
315 /* The lang_type field is not set for every GCC type. */
317 struct GTY(()) lang_type
319 Type
* GTY((skip
)) type
;
322 /* The D frontend Type AST for GCC type NODE. */
323 #define TYPE_LANG_FRONTEND(NODE) \
324 (TYPE_LANG_SPECIFIC (NODE) \
325 ? TYPE_LANG_SPECIFIC (NODE)->type : NULL)
328 enum d_tree_node_structure_enum
336 /* The resulting tree type. */
338 union GTY((desc ("d_tree_node_structure (&%h)"),
339 chain_next ("CODE_CONTAINS_STRUCT (TREE_CODE (&%h.generic), TS_COMMON)"
340 " ? ((union lang_tree_node *) TREE_CHAIN (&%h.generic)) : NULL")))
343 union tree_node
GTY ((tag ("TS_D_GENERIC"),
344 desc ("tree_node_structure (&%h)"))) generic
;
345 lang_identifier
GTY ((tag ("TS_D_IDENTIFIER"))) identifier
;
346 tree_frame_info
GTY ((tag ("TS_D_FRAMEINFO"))) frameinfo
;
349 /* True if the Tdelegate typed expression is not really a variable,
350 but a literal function / method reference. */
351 #define METHOD_CALL_EXPR(NODE) \
352 (TREE_LANG_FLAG_0 (NODE))
354 /* True if all arguments in a call expression should be evaluated in the
355 order they are given (left to right). */
356 #define CALL_EXPR_ARGS_ORDERED(NODE) \
357 (TREE_LANG_FLAG_1 (CALL_EXPR_CHECK (NODE)))
359 /* True if the type was declared 'shared'. */
360 #define TYPE_SHARED(NODE) \
361 (TYPE_LANG_FLAG_0 (NODE))
363 /* True if the type is an imaginary float type. */
364 #define TYPE_IMAGINARY_FLOAT(NODE) \
365 (TYPE_LANG_FLAG_1 (REAL_TYPE_CHECK (NODE)))
367 /* True if the type is an anonymous record or union. */
368 #define ANON_AGGR_TYPE_P(NODE) \
369 (TYPE_LANG_FLAG_1 (RECORD_OR_UNION_CHECK (NODE)))
371 /* True if the type is the underlying record for a class. */
372 #define CLASS_TYPE_P(NODE) \
373 (TYPE_LANG_FLAG_2 (RECORD_TYPE_CHECK (NODE)))
375 /* True if the type is a D dynamic array. */
376 #define TYPE_DYNAMIC_ARRAY(NODE) \
377 (TYPE_LANG_FLAG_3 (RECORD_TYPE_CHECK (NODE)))
379 /* True if the type is a D delegate. */
380 #define TYPE_DELEGATE(NODE) \
381 (TYPE_LANG_FLAG_4 (RECORD_TYPE_CHECK (NODE)))
383 /* True if the type is a D associative array. */
384 #define TYPE_ASSOCIATIVE_ARRAY(NODE) \
385 (TYPE_LANG_FLAG_5 (RECORD_TYPE_CHECK (NODE)))
387 /* True if the decl is a variable case label decl. */
388 #define LABEL_VARIABLE_CASE(NODE) \
389 (DECL_LANG_FLAG_0 (LABEL_DECL_CHECK (NODE)))
391 /* True if the decl is a CTFE built-in. */
392 #define DECL_BUILT_IN_CTFE(NODE) \
393 (DECL_LANG_FLAG_0 (FUNCTION_DECL_CHECK (NODE)))
395 /* True if the decl is only compiled in when unittests are turned on. */
396 #define DECL_IN_UNITTEST_CONDITION_P(NODE) \
397 (DECL_LANG_FLAG_1 (FUNCTION_DECL_CHECK (NODE)))
399 /* True if the decl comes from a template instance. */
400 #define DECL_INSTANTIATED(NODE) \
401 (DECL_LANG_FLAG_1 (VAR_OR_FUNCTION_DECL_CHECK (NODE)))
405 DTI_VTABLE_ENTRY_TYPE
,
407 DTI_VTBL_INTERFACE_TYPE
,
437 extern GTY(()) tree d_global_trees
[DTI_MAX
];
439 #define vtable_entry_type d_global_trees[DTI_VTABLE_ENTRY_TYPE]
440 #define vtbl_ptr_type_node d_global_trees[DTI_VTBL_PTR_TYPE]
441 #define vtbl_interface_type_node d_global_trees[DTI_VTBL_INTERFACE_TYPE]
442 /* D built-in language types. */
443 #define d_bool_type d_global_trees[DTI_BOOL_TYPE]
444 #define d_byte_type d_global_trees[DTI_BYTE_TYPE]
445 #define d_ubyte_type d_global_trees[DTI_UBYTE_TYPE]
446 #define d_short_type d_global_trees[DTI_SHORT_TYPE]
447 #define d_ushort_type d_global_trees[DTI_USHORT_TYPE]
448 #define d_int_type d_global_trees[DTI_INT_TYPE]
449 #define d_uint_type d_global_trees[DTI_UINT_TYPE]
450 #define d_long_type d_global_trees[DTI_LONG_TYPE]
451 #define d_ulong_type d_global_trees[DTI_ULONG_TYPE]
452 #define d_cent_type d_global_trees[DTI_CENT_TYPE]
453 #define d_ucent_type d_global_trees[DTI_UCENT_TYPE]
454 /* Imaginary floating-point types. */
455 #define ifloat_type_node d_global_trees[DTI_IFLOAT_TYPE]
456 #define idouble_type_node d_global_trees[DTI_IDOUBLE_TYPE]
457 #define ireal_type_node d_global_trees[DTI_IREAL_TYPE]
458 /* UTF-8, 16 and 32 types. */
459 #define char8_type_node d_global_trees[DTI_CHAR_TYPE]
460 #define char16_type_node d_global_trees[DTI_DCHAR_TYPE]
461 #define char32_type_node d_global_trees[DTI_WCHAR_TYPE]
462 /* Empty record type used as placeholder when real type is unknown. */
463 #define unknown_type_node d_global_trees[DTI_UNKNOWN_TYPE]
464 /* Generic dynamic array type void[]. */
465 #define array_type_node d_global_trees[DTI_ARRAY_TYPE]
466 /* Null initializer for dynamic arrays. */
467 #define null_array_node d_global_trees[DTI_NULL_ARRAY]
469 /* A prefix for internal variables, which are not user-visible. */
470 #if !defined (NO_DOT_IN_LABEL)
471 # define GDC_PREFIX(x) "gdc." x
472 #elif !defined (NO_DOLLAR_IN_LABEL)
473 # define GDC_PREFIX(x) "gdc$" x
475 # define GDC_PREFIX(x) "gdc_" x
478 /* Internally recognised D runtime library functions. */
482 #define DEF_D_RUNTIME(CODE, N, T, P, F) LIBCALL_ ## CODE,
484 #include "runtime.def"
490 /* Gate for when the D frontend makes an early call into the codegen pass, such
491 as when it requires target information or CTFE evaluation. As full semantic
492 may not be completed, we only want to build the superficial tree structure
493 without finishing any decls or types. */
494 extern bool doing_semantic_analysis_p
;
496 /* In d-attribs.c. */
497 extern tree
insert_type_attribute (tree
, const char *, tree
= NULL_TREE
);
498 extern tree
insert_decl_attribute (tree
, const char *, tree
= NULL_TREE
);
499 extern void apply_user_attributes (Dsymbol
*, tree
);
501 /* In d-builtins.cc. */
502 extern const attribute_spec d_langhook_attribute_table
[];
503 extern const attribute_spec d_langhook_common_attribute_table
[];
504 extern Type
*build_frontend_type (tree
);
506 extern tree
d_builtin_function (tree
);
507 extern tree
d_builtin_function_ext_scope (tree
);
508 extern void d_init_builtins (void);
509 extern void d_register_builtin_type (tree
, const char *);
510 extern void d_build_builtins_module (Module
*);
511 extern void d_maybe_set_builtin (Module
*);
512 extern Expression
*d_eval_constant_expression (const Loc
&, tree
);
513 extern void d_init_versions (void);
515 /* In d-codegen.cc. */
516 extern location_t
make_location_t (const Loc
&);
517 extern tree
d_decl_context (Dsymbol
*);
518 extern tree
copy_aggregate_type (tree
);
519 extern bool declaration_reference_p (Declaration
*);
520 extern tree
declaration_type (Declaration
*);
521 extern bool parameter_reference_p (Parameter
*);
522 extern tree
parameter_type (Parameter
*);
523 extern tree
build_integer_cst (dinteger_t
, tree
= d_int_type
);
524 extern tree
build_float_cst (const real_t
&, Type
*);
525 extern tree
d_array_length (tree
);
526 extern tree
d_array_ptr (tree
);
527 extern tree
d_array_value (tree
, tree
, tree
);
528 extern tree
get_array_length (tree
, Type
*);
529 extern tree
build_class_binfo (tree
, ClassDeclaration
*);
530 extern tree
build_interface_binfo (tree
, ClassDeclaration
*, unsigned &);
531 extern tree
delegate_method (tree
);
532 extern tree
delegate_object (tree
);
533 extern tree
build_delegate_cst (tree
, tree
, Type
*);
534 extern tree
build_method_call (tree
, tree
, Type
*);
535 extern void extract_from_method_call (tree
, tree
&, tree
&);
536 extern tree
build_typeof_null_value (Type
*);
537 extern tree
build_vindex_ref (tree
, tree
, size_t);
538 extern tree
d_save_expr (tree
);
539 extern tree
stabilize_expr (tree
*);
540 extern tree
build_target_expr (tree
, tree
);
541 extern tree
force_target_expr (tree
);
542 extern tree
build_address (tree
);
543 extern tree
d_mark_addressable (tree
);
544 extern tree
d_mark_used (tree
);
545 extern tree
d_mark_read (tree
);
546 extern tree
build_memcmp_call (tree
, tree
, tree
);
547 extern tree
build_memcpy_call (tree
, tree
, tree
);
548 extern tree
build_memset_call (tree
, tree
= NULL_TREE
);
549 extern bool identity_compare_p (StructDeclaration
*);
550 extern tree
build_float_identity (tree_code
, tree
, tree
);
551 extern tree
build_struct_comparison (tree_code
, StructDeclaration
*,
553 extern tree
build_array_struct_comparison (tree_code
, StructDeclaration
*,
555 extern tree
build_struct_literal (tree
, vec
<constructor_elt
, va_gc
> *);
556 extern tree
component_ref (tree
, tree
);
557 extern tree
build_assign (tree_code
, tree
, tree
);
558 extern tree
modify_expr (tree
, tree
);
559 extern tree
build_nop (tree
, tree
);
560 extern tree
build_vconvert (tree
, tree
);
561 extern tree
build_boolop (tree_code
, tree
, tree
);
562 extern tree
build_condition (tree
, tree
, tree
, tree
);
563 extern tree
build_vcondition (tree
, tree
, tree
);
564 extern tree
compound_expr (tree
, tree
);
565 extern tree
return_expr (tree
);
566 extern tree
size_mult_expr (tree
, tree
);
567 extern tree
real_part (tree
);
568 extern tree
imaginary_part (tree
);
569 extern tree
complex_expr (tree
, tree
, tree
);
570 extern tree
indirect_ref (tree
, tree
);
571 extern tree
build_deref (tree
);
572 extern tree
build_array_index (tree
, tree
);
573 extern tree
build_offset_op (tree_code
, tree
, tree
);
574 extern tree
build_offset (tree
, tree
);
575 extern tree
build_memref (tree
, tree
, tree
);
576 extern tree
build_array_set (tree
, tree
, tree
);
577 extern tree
build_array_from_val (Type
*, tree
);
578 extern tree
build_array_from_exprs (Type
*, Expressions
*, bool);
579 extern tree
void_okay_p (tree
);
580 extern tree
build_assert_call (const Loc
&, libcall_fn
, tree
= NULL_TREE
);
581 extern tree
build_array_bounds_call (const Loc
&);
582 extern tree
build_bounds_index_condition (IndexExp
*, tree
, tree
);
583 extern tree
build_bounds_slice_condition (SliceExp
*, tree
, tree
, tree
);
584 extern bool array_bounds_check (void);
585 extern bool checkaction_trap_p (void);
586 extern tree
bind_expr (tree
, tree
);
587 extern TypeFunction
*get_function_type (Type
*);
588 extern bool call_by_alias_p (FuncDeclaration
*, FuncDeclaration
*);
589 extern tree
d_build_call_expr (FuncDeclaration
*, tree
, Expressions
*);
590 extern tree
d_build_call (TypeFunction
*, tree
, tree
, Expressions
*);
591 extern tree
build_float_modulus (tree
, tree
, tree
);
592 extern tree
build_vthis_function (tree
, tree
);
593 extern tree
error_no_frame_access (Dsymbol
*);
594 extern tree
get_frame_for_symbol (Dsymbol
*);
595 extern tree
build_vthis (AggregateDeclaration
*);
596 extern void build_closure (FuncDeclaration
*);
597 extern tree
get_frameinfo (FuncDeclaration
*);
598 extern tree
get_framedecl (FuncDeclaration
*, FuncDeclaration
*);
600 /* In d-convert.cc. */
601 extern bool decl_with_nonnull_addr_p (const_tree
);
602 extern tree
d_truthvalue_conversion (tree
);
603 extern tree
d_convert (tree
, tree
);
604 extern tree
convert_expr (tree
, Type
*, Type
*);
605 extern tree
convert_for_rvalue (tree
, Type
*, Type
*);
606 extern tree
convert_for_assignment (tree
, Type
*, Type
*);
607 extern tree
convert_for_argument (tree
, Parameter
*);
608 extern tree
convert_for_condition (tree
, Type
*);
609 extern tree
d_array_convert (Expression
*);
610 extern tree
d_array_convert (Type
*, Expression
*);
612 /* In d-gimplify.cc. */
613 extern int d_gimplify_expr (tree
*, gimple_seq
*, gimple_seq
*);
615 /* In d-incpath.cc. */
616 extern void add_import_paths (const char *, const char *, bool);
619 extern void d_add_builtin_module (Module
*);
620 extern void d_add_entrypoint_module (Module
*, Module
*);
621 extern d_tree_node_structure_enum
d_tree_node_structure (lang_tree_node
*);
622 extern struct lang_type
*build_lang_type (Type
*);
623 extern struct lang_decl
*build_lang_decl (Declaration
*);
624 extern tree
d_pushdecl (tree
);
625 extern void d_keep (tree
);
628 extern const char *d_mangle_decl (Dsymbol
*);
629 extern tree
mangle_internal_decl (Dsymbol
*, const char *, const char *);
630 extern void build_decl_tree (Dsymbol
*);
631 extern tree
get_symbol_decl (Declaration
*);
632 extern tree
declare_extern_var (tree
, tree
);
633 extern void declare_local_var (VarDeclaration
*);
634 extern tree
build_local_temp (tree
);
635 extern tree
get_decl_tree (Declaration
*);
636 extern void d_finish_decl (tree
);
637 extern tree
make_thunk (FuncDeclaration
*, int);
638 extern tree
start_function (FuncDeclaration
*);
639 extern void finish_function (tree
);
640 extern tree
get_vtable_decl (ClassDeclaration
*);
641 extern tree
build_new_class_expr (ClassReferenceExp
*);
642 extern tree
aggregate_initializer_decl (AggregateDeclaration
*);
643 extern tree
layout_struct_initializer (StructDeclaration
*);
644 extern tree
layout_class_initializer (ClassDeclaration
*);
645 extern tree
enum_initializer_decl (EnumDeclaration
*);
646 extern tree
build_artificial_decl (tree
, tree
, const char * = NULL
);
647 extern tree
create_field_decl (tree
, const char *, int, int);
648 extern void build_type_decl (tree
, Dsymbol
*);
649 extern void set_linkage_for_decl (tree
);
652 extern tree
build_expr (Expression
*, bool = false, bool = false);
653 extern tree
build_expr_dtor (Expression
*);
654 extern tree
build_return_dtor (Expression
*, Type
*, TypeFunction
*);
657 extern tree
build_import_decl (Dsymbol
*);
659 /* In intrinsics.cc. */
660 extern void maybe_set_intrinsic (FuncDeclaration
*);
661 extern tree
maybe_expand_intrinsic (tree
);
664 extern void build_module_tree (Module
*);
665 extern tree
d_module_context (void);
666 extern void register_module_decl (Declaration
*);
667 extern void d_finish_compilation (tree
*, int);
670 extern tree
build_libcall (libcall_fn
, Type
*, int ...);
672 /* In typeinfo.cc. */
673 extern bool have_typeinfo_p (ClassDeclaration
*);
674 extern tree
layout_typeinfo (TypeInfoDeclaration
*);
675 extern tree
layout_classinfo (ClassDeclaration
*);
676 extern unsigned base_vtable_offset (ClassDeclaration
*, BaseClass
*);
677 extern tree
get_typeinfo_decl (TypeInfoDeclaration
*);
678 extern tree
get_classinfo_decl (ClassDeclaration
*);
679 extern void check_typeinfo_type (const Loc
&, Scope
*);
680 extern tree
build_typeinfo (const Loc
&, Type
*);
681 extern void create_typeinfo (Type
*, Module
*);
682 extern void create_tinfo_types (Module
*);
683 extern void layout_cpp_typeinfo (ClassDeclaration
*);
684 extern tree
get_cpp_typeinfo_decl (ClassDeclaration
*);
685 extern bool speculative_type_p (Type
*);
688 extern void push_binding_level (level_kind
);
689 extern tree
pop_binding_level (void);
690 extern void push_stmt_list (void);
691 extern tree
pop_stmt_list (void);
692 extern void add_stmt (tree
);
693 extern void build_function_body (FuncDeclaration
*);
696 extern tree
d_unsigned_type (tree
);
697 extern tree
d_signed_type (tree
);
698 extern bool valist_array_p (Type
*);
699 extern bool empty_aggregate_p (tree
);
700 extern bool same_type_p (Type
*, Type
*);
701 extern Type
*get_object_type (void);
702 extern tree
make_array_type (Type
*, unsigned HOST_WIDE_INT
);
703 extern tree
make_struct_type (const char *, int n
, ...);
704 extern tree
insert_type_modifiers (tree
, unsigned);
705 extern void insert_aggregate_field (tree
, tree
, size_t);
706 extern void finish_aggregate_type (unsigned, unsigned, tree
);
707 extern tree
build_ctype (Type
*);
709 #endif /* GCC_D_TREE_H */