1 /* d-tree.h -- Definitions and declarations for code generation.
2 Copyright (C) 2006-2024 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_WARN_IF_UNUSED (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 TYPE_LANG_SLOT_?:
62 1: TYPE_FORWARD_REFERENCES (in RECORD_TYPE, UNION_TYPE).
64 Usage of DECL_LANG_FLAG_?:
65 0: LABEL_VARIABLE_CASE (in LABEL_DECL).
66 DECL_BUILT_IN_CTFE (in FUNCTION_DECL).
67 1: DECL_IN_UNITTEST_CONDITION_P (in FUNCTION_DECL).
68 2: DECL_INSTANTIATED (in FUNCTION_DECL, VAR_DECL). */
70 /* Language-specific tree checkers. */
72 #define VAR_OR_FUNCTION_DECL_CHECK(NODE) \
73 TREE_CHECK2 (NODE, VAR_DECL, FUNCTION_DECL)
75 #define AGGREGATE_OR_ENUM_TYPE_CHECK(NODE) \
76 TREE_CHECK4 (NODE, RECORD_TYPE, UNION_TYPE, \
77 QUAL_UNION_TYPE, ENUMERAL_TYPE)
79 /* The kinds of scopes we recognize. */
83 level_block
, /* An ordinary block scope. */
84 level_try
, /* A try-block. */
85 level_catch
, /* A catch-block. */
86 level_finally
, /* A finally-block. */
87 level_cond
, /* The scope for an if condition. */
88 level_switch
, /* The scope for a switch statement. */
89 level_loop
, /* A for, do-while, or unrolled-loop block. */
90 level_with
, /* The scope for a with statement. */
91 level_function
/* The block representing an entire function. */
94 /* List of codes for internally recognised compiler intrinsics. */
98 #define DEF_D_INTRINSIC(CODE, B, N, M, D, C, F) CODE,
100 #include "intrinsics.def"
102 #undef DEF_D_INTRINSIC
106 /* For use with break and continue statements. */
114 /* The datatype used to implement D scope. It is needed primarily to support
115 the back-end, but also helps debugging information for local variables. */
117 struct GTY((chain_next ("%h.level_chain"))) binding_level
119 /* A chain of declarations for all variables, constants and functions.
120 These are in the reverse of the order supplied. */
123 /* For each level (except the global one), a chain of BLOCK nodes for
124 all the levels that were entered and exited one level down. */
127 /* The binding level this one is contained in. */
128 binding_level
*level_chain
;
130 /* The kind of scope this object represents. */
131 ENUM_BITFIELD (level_kind
) kind
: 4;
134 /* The binding level currently in effect. */
135 extern GTY(()) binding_level
*current_binding_level
;
136 extern GTY(()) binding_level
*global_binding_level
;
138 /* Used only for jumps to as-yet undefined labels, since jumps to
139 defined labels can have their validity checked immediately. */
141 struct GTY((chain_next ("%h.next"))) d_label_use_entry
143 d_label_use_entry
*next
;
145 /* The frontend Statement associated with the jump. */
146 Statement
* GTY((skip
)) statement
;
148 /* The binding level to which this entry is *currently* attached.
149 This is initially the binding level in which the goto appeared,
150 but is modified as scopes are closed. */
151 binding_level
*level
;
154 /* A list of all LABEL_DECLs in the function that have names. Here so
155 we can clear out their names' definitions at the end of the
156 function, and so we can check the validity of jumps to these labels. */
158 struct GTY(()) d_label_entry
160 /* The label decl itself. */
163 /* The frontend Statement associated with the label. */
164 Statement
* GTY((skip
)) statement
;
166 /* The binding level to which the label is *currently* attached.
167 This is initially set to the binding level in which the label
168 is defined, but is modified as scopes are closed. */
169 binding_level
*level
;
171 /* A list of forward references of the label. */
172 d_label_use_entry
*fwdrefs
;
174 /* The following bits are set after the label is defined, and are
175 updated as scopes are popped. They indicate that a backward jump
176 to the label will illegally enter a scope of the given flavor. */
180 /* If set, the label we reference represents a break/continue pair. */
184 /* Frame information for a function declaration. */
186 struct GTY(()) tree_frame_info
188 struct tree_common common
;
192 /* True if the function creates a nested frame. */
193 #define FRAMEINFO_CREATES_FRAME(NODE) \
194 (TREE_LANG_FLAG_0 (FUNCFRAME_INFO_CHECK (NODE)))
196 /* True if the function has a static chain passed in its DECL_ARGUMENTS. */
197 #define FRAMEINFO_STATIC_CHAIN(NODE) \
198 (TREE_LANG_FLAG_1 (FUNCFRAME_INFO_CHECK (NODE)))
200 /* True if the function frame is a closure (initialized on the heap). */
201 #define FRAMEINFO_IS_CLOSURE(NODE) \
202 (TREE_LANG_FLAG_2 (FUNCFRAME_INFO_CHECK (NODE)))
204 #define FRAMEINFO_TYPE(NODE) \
205 (((tree_frame_info *) FUNCFRAME_INFO_CHECK (NODE))->frame_type)
207 /* Language-dependent contents of an identifier. */
209 struct GTY(()) lang_identifier
211 struct tree_identifier common
;
213 /* The identifier as the user sees it. */
216 /* The back-end tree associated with this identifier. */
219 /* The frontend Declaration associated with this identifier. */
220 Declaration
* GTY((skip
)) dsymbol
;
221 AggregateDeclaration
* GTY((skip
)) daggregate
;
224 #define IDENTIFIER_LANG_SPECIFIC(NODE) \
225 ((struct lang_identifier *) IDENTIFIER_NODE_CHECK (NODE))
227 #define IDENTIFIER_PRETTY_NAME(NODE) \
228 (IDENTIFIER_LANG_SPECIFIC (NODE)->pretty_ident)
230 #define IDENTIFIER_DECL_TREE(NODE) \
231 (IDENTIFIER_LANG_SPECIFIC (NODE)->decl_tree)
233 #define IDENTIFIER_DSYMBOL(NODE) \
234 (IDENTIFIER_LANG_SPECIFIC (NODE)->dsymbol)
236 #define IDENTIFIER_DAGGREGATE(NODE) \
237 (IDENTIFIER_LANG_SPECIFIC (NODE)->daggregate)
239 /* Global state pertinent to the current function. */
241 struct GTY(()) language_function
243 /* Our function and enclosing module. */
244 FuncDeclaration
* GTY((skip
)) function
;
245 Module
* GTY((skip
)) module
;
247 /* Static chain of function, for D2, this is a closure. */
250 /* Stack of statement lists being collected while we are
251 compiling the function. */
252 vec
<tree
, va_gc
> *stmt_list
;
254 /* Variables that are in scope that will need destruction later. */
255 vec
<tree
, va_gc
> *vars_in_scope
;
257 /* Table of all used or defined labels in the function. */
258 hash_map
<Statement
*, d_label_entry
> *labels
;
261 /* The D front end types have not been integrated into the GCC garbage
262 collection system. Handle this by using the "skip" attribute. */
264 struct GTY(()) lang_decl
266 Declaration
* GTY((skip
)) decl
;
268 /* FIELD_DECL in frame struct that this variable is allocated in. */
271 /* RESULT_DECL in a function that returns by nrvo. */
274 /* Chain of DECL_LANG_THUNKS in a function. */
277 /* In a FUNCTION_DECL, this is the THUNK_LANG_OFFSET. */
280 /* In a FUNCTION_DECL, if this is an intrinsic, the code for it. */
281 enum intrinsic_code intrinsic
;
283 /* FUNCFRAME_INFO in a function that has non-local references. */
287 /* The current D per-function global variables. */
289 #define d_function_chain (cfun ? cfun->language : NULL)
291 /* The D frontend Declaration AST for GCC decl NODE. */
292 #define DECL_LANG_FRONTEND(NODE) \
293 (DECL_LANG_SPECIFIC (NODE) \
294 ? DECL_LANG_SPECIFIC (NODE)->decl : NULL)
296 #define SET_DECL_LANG_FRAME_FIELD(NODE, VAL) \
297 DECL_LANG_SPECIFIC (NODE)->frame_field = VAL
299 #define DECL_LANG_FRAME_FIELD(NODE) \
301 ? DECL_LANG_SPECIFIC (NODE)->frame_field : NULL)
303 #define SET_DECL_LANG_NRVO(NODE, VAL) \
304 DECL_LANG_SPECIFIC (NODE)->named_result = VAL
306 #define DECL_LANG_NRVO(NODE) \
308 ? DECL_LANG_SPECIFIC (NODE)->named_result : NULL)
310 #define DECL_LANG_THUNKS(NODE) \
311 DECL_LANG_SPECIFIC (NODE)->thunks
313 #define THUNK_LANG_OFFSET(NODE) \
314 DECL_LANG_SPECIFIC (NODE)->offset
316 #define DECL_INTRINSIC_CODE(NODE) \
317 DECL_LANG_SPECIFIC (NODE)->intrinsic
319 #define DECL_LANG_FRAMEINFO(NODE) \
320 DECL_LANG_SPECIFIC (NODE)->frame_info
322 /* The lang_type field is not set for every GCC type. */
324 struct GTY(()) lang_type
326 Type
* GTY((skip
)) type
;
329 /* The D frontend Type AST for GCC type NODE. */
330 #define TYPE_LANG_FRONTEND(NODE) \
331 (TYPE_LANG_SPECIFIC (NODE) \
332 ? TYPE_LANG_SPECIFIC (NODE)->type : NULL)
335 enum d_tree_node_structure_enum
343 /* The resulting tree type. */
345 union GTY((desc ("d_tree_node_structure (&%h)"),
346 chain_next ("CODE_CONTAINS_STRUCT (TREE_CODE (&%h.generic), TS_COMMON)"
347 " ? ((union lang_tree_node *) TREE_CHAIN (&%h.generic)) : NULL")))
350 union tree_node
GTY ((tag ("TS_D_GENERIC"),
351 desc ("tree_node_structure (&%h)"))) generic
;
352 lang_identifier
GTY ((tag ("TS_D_IDENTIFIER"))) identifier
;
353 tree_frame_info
GTY ((tag ("TS_D_FRAMEINFO"))) frameinfo
;
356 /* True if the Tdelegate typed expression is not really a variable,
357 but a literal function / method reference. */
358 #define METHOD_CALL_EXPR(NODE) \
359 (TREE_LANG_FLAG_0 (NODE))
361 /* True if the CALL_EXPR is free of side effects, and its return value
362 should not be discarded. */
363 #define CALL_EXPR_WARN_IF_UNUSED(NODE) \
364 (TREE_LANG_FLAG_1 (CALL_EXPR_CHECK (NODE)))
366 /* True if the type was declared 'shared'. */
367 #define TYPE_SHARED(NODE) \
368 (TYPE_LANG_FLAG_0 (NODE))
370 /* True if the type is an imaginary float type. */
371 #define TYPE_IMAGINARY_FLOAT(NODE) \
372 (TYPE_LANG_FLAG_1 (REAL_TYPE_CHECK (NODE)))
374 /* True if the type is an anonymous record or union. */
375 #define ANON_AGGR_TYPE_P(NODE) \
376 (TYPE_LANG_FLAG_1 (RECORD_OR_UNION_CHECK (NODE)))
378 /* True if the type is the underlying record for a class. */
379 #define CLASS_TYPE_P(NODE) \
380 (TYPE_LANG_FLAG_2 (RECORD_TYPE_CHECK (NODE)))
382 /* True if the type is a D dynamic array. */
383 #define TYPE_DYNAMIC_ARRAY(NODE) \
384 (TYPE_LANG_FLAG_3 (RECORD_TYPE_CHECK (NODE)))
386 /* True if the type is a D delegate. */
387 #define TYPE_DELEGATE(NODE) \
388 (TYPE_LANG_FLAG_4 (RECORD_TYPE_CHECK (NODE)))
390 /* True if the type is a D associative array. */
391 #define TYPE_ASSOCIATIVE_ARRAY(NODE) \
392 (TYPE_LANG_FLAG_5 (RECORD_TYPE_CHECK (NODE)))
394 /* In an incomplete RECORD_TYPE, UNION_TYPE, or ENUMERAL_TYPE, a list of field
395 declarations whose type would be completed by completing that type. */
396 #define TYPE_FORWARD_REFERENCES(NODE) \
397 (TYPE_LANG_SLOT_1 (AGGREGATE_OR_ENUM_TYPE_CHECK (NODE)))
399 /* True if the decl is a variable case label decl. */
400 #define LABEL_VARIABLE_CASE(NODE) \
401 (DECL_LANG_FLAG_0 (LABEL_DECL_CHECK (NODE)))
403 /* True if the decl is a CTFE built-in. */
404 #define DECL_BUILT_IN_CTFE(NODE) \
405 (DECL_LANG_FLAG_0 (FUNCTION_DECL_CHECK (NODE)))
407 /* True if the decl is only compiled in when unittests are turned on. */
408 #define DECL_IN_UNITTEST_CONDITION_P(NODE) \
409 (DECL_LANG_FLAG_1 (FUNCTION_DECL_CHECK (NODE)))
411 /* True if the decl comes from a template instance. */
412 #define DECL_INSTANTIATED(NODE) \
413 (DECL_LANG_FLAG_2 (VAR_OR_FUNCTION_DECL_CHECK (NODE)))
417 DTI_VTABLE_ENTRY_TYPE
,
419 DTI_VTBL_INTERFACE_TYPE
,
453 extern GTY(()) tree d_global_trees
[DTI_MAX
];
455 #define vtable_entry_type d_global_trees[DTI_VTABLE_ENTRY_TYPE]
456 #define vtbl_ptr_type_node d_global_trees[DTI_VTBL_PTR_TYPE]
457 #define vtbl_interface_type_node d_global_trees[DTI_VTBL_INTERFACE_TYPE]
458 /* D built-in language types. */
459 #define d_bool_type d_global_trees[DTI_BOOL_TYPE]
460 #define d_byte_type d_global_trees[DTI_BYTE_TYPE]
461 #define d_ubyte_type d_global_trees[DTI_UBYTE_TYPE]
462 #define d_short_type d_global_trees[DTI_SHORT_TYPE]
463 #define d_ushort_type d_global_trees[DTI_USHORT_TYPE]
464 #define d_int_type d_global_trees[DTI_INT_TYPE]
465 #define d_uint_type d_global_trees[DTI_UINT_TYPE]
466 #define d_long_type d_global_trees[DTI_LONG_TYPE]
467 #define d_ulong_type d_global_trees[DTI_ULONG_TYPE]
468 #define d_cent_type d_global_trees[DTI_CENT_TYPE]
469 #define d_ucent_type d_global_trees[DTI_UCENT_TYPE]
470 /* Imaginary floating-point types. */
471 #define ifloat_type_node d_global_trees[DTI_IFLOAT_TYPE]
472 #define idouble_type_node d_global_trees[DTI_IDOUBLE_TYPE]
473 #define ireal_type_node d_global_trees[DTI_IREAL_TYPE]
474 /* UTF-8, 16 and 32 types. */
475 #define char8_type_node d_global_trees[DTI_CHAR_TYPE]
476 #define char16_type_node d_global_trees[DTI_DCHAR_TYPE]
477 #define char32_type_node d_global_trees[DTI_WCHAR_TYPE]
478 /* Empty record type used as placeholder when real type is unknown. */
479 #define unknown_type_node d_global_trees[DTI_UNKNOWN_TYPE]
480 /* Generic dynamic array type void[]. */
481 #define array_type_node d_global_trees[DTI_ARRAY_TYPE]
482 /* Null initializer for dynamic arrays. */
483 #define null_array_node d_global_trees[DTI_NULL_ARRAY]
484 /* The bottom type, referred to as `noreturn` in code. */
485 #define noreturn_type_node d_global_trees[DTI_BOTTOM_TYPE]
486 /* D boolean values are always byte-sized, unlike boolean_type_node. */
487 #define d_bool_false_node d_global_trees[DTI_BOOL_FALSE]
488 #define d_bool_true_node d_global_trees[DTI_BOOL_TRUE]
490 /* A prefix for internal variables, which are not user-visible. */
491 #if !defined (NO_DOT_IN_LABEL)
492 # define GDC_PREFIX(x) "gdc." x
493 #elif !defined (NO_DOLLAR_IN_LABEL)
494 # define GDC_PREFIX(x) "gdc$" x
496 # define GDC_PREFIX(x) "gdc_" x
499 /* Internally recognised D runtime library functions. */
503 #define DEF_D_RUNTIME(CODE, N, T, P, F) LIBCALL_ ## CODE,
505 #include "runtime.def"
511 /* Gate for when the D frontend makes an early call into the codegen pass, such
512 as when it requires target information or CTFE evaluation. As full semantic
513 may not be completed, we only want to build the superficial tree structure
514 without finishing any decls or types. */
515 extern bool doing_semantic_analysis_p
;
517 /* In d-attribs.c. */
518 extern tree
insert_type_attribute (tree
, const char *, tree
= NULL_TREE
);
519 extern tree
insert_decl_attribute (tree
, const char *, tree
= NULL_TREE
);
520 extern void apply_user_attributes (Dsymbol
*, tree
);
522 /* In d-builtins.cc. */
523 extern const struct scoped_attribute_specs d_langhook_gnu_attribute_table
;
524 extern const struct scoped_attribute_specs d_langhook_common_attribute_table
;
525 extern Type
*build_frontend_type (tree
);
527 extern tree
d_builtin_function (tree
);
528 extern tree
d_builtin_function_ext_scope (tree
);
529 extern void d_init_builtins (void);
530 extern void d_register_builtin_type (tree
, const char *);
531 extern void d_build_builtins_module (Module
*);
532 extern void d_maybe_set_builtin (Module
*);
533 extern Expression
*d_eval_constant_expression (const Loc
&, tree
);
534 extern void d_init_versions (void);
536 /* In d-codegen.cc. */
537 extern location_t
make_location_t (const Loc
&);
538 extern tree
d_decl_context (Dsymbol
*);
539 extern tree
copy_aggregate_type (tree
);
540 extern bool declaration_reference_p (Declaration
*);
541 extern tree
declaration_type (Declaration
*);
542 extern bool parameter_reference_p (Parameter
*);
543 extern tree
parameter_type (Parameter
*);
544 extern tree
build_integer_cst (dinteger_t
, tree
= d_int_type
);
545 extern tree
build_float_cst (const real_t
&, Type
*);
546 extern tree
d_array_length (tree
);
547 extern tree
d_array_ptr (tree
);
548 extern tree
d_array_value (tree
, tree
, tree
);
549 extern tree
get_array_length (tree
, Type
*);
550 extern tree
build_class_binfo (tree
, ClassDeclaration
*);
551 extern tree
build_interface_binfo (tree
, ClassDeclaration
*, unsigned &);
552 extern tree
delegate_method (tree
);
553 extern tree
delegate_object (tree
);
554 extern tree
build_delegate_cst (tree
, tree
, Type
*);
555 extern tree
build_method_call (tree
, tree
, Type
*);
556 extern void extract_from_method_call (tree
, tree
&, tree
&);
557 extern tree
build_typeof_null_value (Type
*);
558 extern tree
build_vindex_ref (tree
, tree
, size_t);
559 extern tree
d_save_expr (tree
);
560 extern tree
stabilize_expr (tree
*);
561 extern tree
build_target_expr (tree
, tree
);
562 extern tree
force_target_expr (tree
);
563 extern tree
build_address (tree
);
564 extern tree
d_mark_addressable (tree
, bool = true);
565 extern tree
d_mark_used (tree
);
566 extern tree
d_mark_read (tree
);
567 extern tree
build_memcmp_call (tree
, tree
, tree
);
568 extern tree
build_memcpy_call (tree
, tree
, tree
);
569 extern tree
build_memset_call (tree
, tree
= NULL_TREE
);
570 extern bool identity_compare_p (StructDeclaration
*);
571 extern tree
build_float_identity (tree_code
, tree
, tree
);
572 extern tree
build_struct_comparison (tree_code
, StructDeclaration
*,
574 extern tree
build_array_struct_comparison (tree_code
, StructDeclaration
*,
576 extern tree
build_struct_literal (tree
, vec
<constructor_elt
, va_gc
> *);
577 extern tree
component_ref (tree
, tree
);
578 extern tree
build_assign (tree_code
, tree
, tree
);
579 extern tree
modify_expr (tree
, tree
);
580 extern tree
build_nop (tree
, tree
);
581 extern tree
build_vconvert (tree
, tree
);
582 extern tree
build_boolop (tree_code
, tree
, tree
);
583 extern tree
build_condition (tree
, tree
, tree
, tree
);
584 extern tree
build_vcondition (tree
, tree
, tree
);
585 extern tree
compound_expr (tree
, tree
);
586 extern tree
return_expr (tree
);
587 extern tree
size_mult_expr (tree
, tree
);
588 extern tree
real_part (tree
);
589 extern tree
imaginary_part (tree
);
590 extern tree
complex_expr (tree
, tree
, tree
);
591 extern tree
underlying_complex_expr (tree
, tree
);
592 extern tree
indirect_ref (tree
, tree
);
593 extern tree
build_deref (tree
);
594 extern tree
build_pointer_index (tree
, tree
);
595 extern tree
build_offset_op (tree_code
, tree
, tree
);
596 extern tree
build_offset (tree
, tree
);
597 extern tree
build_memref (tree
, tree
, tree
);
598 extern tree
build_array_set (tree
, tree
, tree
);
599 extern tree
build_array_from_val (Type
*, tree
);
600 extern tree
build_array_from_exprs (Type
*, Expressions
*, bool);
601 extern tree
void_okay_p (tree
);
602 extern tree
build_assert_call (const Loc
&, libcall_fn
, tree
= NULL_TREE
);
603 extern tree
build_array_bounds_call (const Loc
&);
604 extern tree
build_bounds_index_condition (IndexExp
*, tree
, tree
);
605 extern tree
build_bounds_slice_condition (SliceExp
*, tree
, tree
, tree
);
606 extern bool array_bounds_check (void);
607 extern bool checkaction_trap_p (void);
608 extern TypeFunction
*get_function_type (Type
*);
609 extern bool call_side_effect_free_p (FuncDeclaration
*, Type
*);
610 extern bool call_by_alias_p (FuncDeclaration
*, FuncDeclaration
*);
611 extern tree
d_build_call_expr (FuncDeclaration
*, tree
, Expressions
*);
612 extern tree
d_build_call (TypeFunction
*, tree
, tree
, Expressions
*);
613 extern tree
build_float_modulus (tree
, tree
, tree
);
614 extern tree
build_vthis_function (tree
, tree
);
615 extern tree
error_no_frame_access (Dsymbol
*);
616 extern tree
get_frame_for_symbol (Dsymbol
*);
617 extern tree
build_vthis (AggregateDeclaration
*);
618 extern void build_closure (FuncDeclaration
*);
619 extern tree
get_frameinfo (FuncDeclaration
*);
620 extern tree
get_framedecl (FuncDeclaration
*, FuncDeclaration
*);
622 /* In d-convert.cc. */
623 extern bool decl_with_nonnull_addr_p (const_tree
);
624 extern tree
d_truthvalue_conversion (tree
);
625 extern tree
d_convert (tree
, tree
);
626 extern tree
convert_expr (tree
, Type
*, Type
*);
627 extern tree
convert_for_rvalue (tree
, Type
*, Type
*);
628 extern tree
convert_for_assignment (Expression
*, Type
*, bool = false);
629 extern tree
convert_for_argument (Expression
*, Parameter
*);
630 extern tree
convert_for_condition (tree
, Type
*);
631 extern tree
d_array_convert (Expression
*);
632 extern tree
d_array_convert (Type
*, Expression
*);
634 /* In d-gimplify.cc. */
635 extern int d_gimplify_expr (tree
*, gimple_seq
*, gimple_seq
*);
637 /* In d-incpath.cc. */
638 extern void add_import_paths (const char *, const char *, bool);
641 extern void d_add_builtin_module (Module
*);
642 extern d_tree_node_structure_enum
d_tree_node_structure (lang_tree_node
*);
643 extern struct lang_type
*build_lang_type (Type
*);
644 extern struct lang_decl
*build_lang_decl (Declaration
*);
645 extern tree
d_pushdecl (tree
);
646 extern void d_keep (tree
);
649 extern const char *d_mangle_decl (Dsymbol
*);
650 extern tree
mangle_internal_decl (Dsymbol
*, const char *, const char *);
651 extern void build_decl_tree (Dsymbol
*);
652 extern tree
get_symbol_decl (Declaration
*);
653 extern tree
declare_extern_var (tree
, tree
);
654 extern void declare_local_var (VarDeclaration
*);
655 extern tree
build_local_temp (tree
);
656 extern tree
get_decl_tree (Declaration
*);
657 extern void d_finish_decl (tree
);
658 extern tree
make_thunk (FuncDeclaration
*, int);
659 extern tree
start_function (FuncDeclaration
*);
660 extern void finish_function (tree
);
661 extern tree
get_vtable_decl (ClassDeclaration
*);
662 extern tree
build_new_class_expr (ClassReferenceExp
*);
663 extern tree
aggregate_initializer_decl (AggregateDeclaration
*);
664 extern tree
layout_struct_initializer (StructDeclaration
*);
665 extern tree
layout_class_initializer (ClassDeclaration
*);
666 extern tree
enum_initializer_decl (EnumDeclaration
*);
667 extern tree
build_artificial_decl (tree
, tree
, const char * = NULL
);
668 extern tree
create_field_decl (tree
, const char *, int, int);
669 extern void build_type_decl (tree
, Dsymbol
*);
670 extern void set_linkage_for_decl (tree
);
671 extern void set_visibility_for_decl (tree
, Dsymbol
*);
674 extern tree
build_expr (Expression
*, bool = false, bool = false);
675 extern tree
build_expr_dtor (Expression
*);
676 extern tree
build_return_dtor (Expression
*, Type
*, TypeFunction
*);
679 extern tree
build_import_decl (Dsymbol
*);
681 /* In intrinsics.cc. */
682 extern void maybe_set_intrinsic (FuncDeclaration
*);
683 extern tree
maybe_expand_intrinsic (tree
);
684 extern tree
maybe_reject_intrinsic (tree
);
687 extern void build_module_tree (Module
*);
688 extern tree
d_module_context (void);
689 extern void register_module_decl (Declaration
*);
690 extern void d_defer_declaration (Declaration
*);
691 extern void d_finish_compilation (tree
*, int);
694 extern tree
build_libcall (libcall_fn
, Type
*, int ...);
696 /* In typeinfo.cc. */
697 extern bool have_typeinfo_p (ClassDeclaration
*);
698 extern tree
layout_typeinfo (TypeInfoDeclaration
*);
699 extern tree
layout_classinfo (ClassDeclaration
*);
700 extern unsigned base_vtable_offset (ClassDeclaration
*, BaseClass
*);
701 extern tree
get_typeinfo_decl (TypeInfoDeclaration
*);
702 extern tree
get_classinfo_decl (ClassDeclaration
*);
703 extern void check_typeinfo_type (const Loc
&, Scope
*, Expression
* = NULL
);
704 extern tree
build_typeinfo (const Loc
&, Type
*, Expression
* = NULL
);
705 extern tree
build_typeinfo (Expression
*, Type
*);
706 extern void create_typeinfo (Type
*, Module
*, bool = true);
707 extern void create_tinfo_types (Module
*);
708 extern void layout_cpp_typeinfo (ClassDeclaration
*);
709 extern tree
get_cpp_typeinfo_decl (ClassDeclaration
*);
710 extern bool speculative_type_p (Type
*);
713 extern void push_binding_level (level_kind
);
714 extern tree
pop_binding_level (void);
715 extern void push_stmt_list (void);
716 extern tree
pop_stmt_list (void);
717 extern void add_stmt (tree
);
718 extern void build_function_body (FuncDeclaration
*);
721 extern tree
d_unsigned_type (tree
);
722 extern tree
d_signed_type (tree
);
723 extern bool valist_array_p (Type
*);
724 extern bool empty_aggregate_p (tree
);
725 extern bool same_type_p (Type
*, Type
*);
726 extern Type
*get_object_type (void);
727 extern tree
make_array_type (Type
*, unsigned HOST_WIDE_INT
);
728 extern tree
make_struct_type (const char *, int n
, ...);
729 extern tree
insert_type_modifiers (tree
, unsigned);
730 extern void insert_aggregate_field (tree
, tree
, size_t);
731 extern void finish_aggregate_type (unsigned, unsigned, tree
);
732 extern tree
build_ctype (Type
*);
734 #endif /* GCC_D_TREE_H */