1 /* Definitions for CHILL parsing and type checking.
2 Copyright (C) 1992, 93, 94, 98, 1999 Free Software Foundation, Inc.
4 This file is part of GNU CC.
6 GNU CC is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation; either version 2, or (at your option)
11 GNU CC is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
16 You should have received a copy of the GNU General Public License
17 along with GNU CC; see the file COPYING. If not, write to
18 the Free Software Foundation, 59 Temple Place - Suite 330,
19 Boston, MA 02111-1307, USA. */
24 /* Usage of TREE_LANG_FLAG_?:
26 " TYPE_FIELDS_READONLY (in ARRAY_TYPE, RECORD_TYPE or UNION_TYPE)
27 " C_DECLARED_LABEL_FLAG
28 " C_TYPE_VARIABLE_SIZE
29 2: C_TYPE_FIELDS_VOLATILE (in RECORD_TYPE or UNION_TYPE)
30 " ELSE_LABEL_SPECIFIED (in CASE selector expression)
32 4: CH_USE_SEIZEFILE_RESTRICTED
34 5: CH_DERIVED_FLAG (in EXPR or DECL)
37 /* Usage of TYPE_LANG_FLAG_?:
39 1: C_TYPE_VARIABLE_SIZE
43 5: CH_ENUM_IS_NUMBERED
47 /* Language-dependent contents of an identifier. */
49 struct lang_identifier
51 /* These match the fields in c-tree.h. */
52 struct tree_identifier ignore;
53 tree outer_value, local_value, implicit_decl;
54 tree error_locus, limbo_value;
56 /* These are Chill-specific. */
62 /* Macros for access to language-specific slots in an identifier. */
64 /* The outer_value is a chain of decls (normally a single decl),
65 that have been granted into the scope surrounding all modules. */
66 #define IDENTIFIER_OUTER_VALUE(NODE) \
67 (((struct lang_identifier *)(NODE))->outer_value)
68 #define IDENTIFIER_LOCAL_VALUE(NODE) \
69 (((struct lang_identifier *)(NODE))->local_value)
70 #define IDENTIFIER_IMPLICIT_DECL(NODE) \
71 (((struct lang_identifier *)(NODE))->implicit_decl)
72 #define IDENTIFIER_ERROR_LOCUS(NODE) \
73 (((struct lang_identifier *)(NODE))->error_locus)
74 #define IDENTIFIER_FORBID(NODE) \
75 (((struct lang_identifier *)(NODE))->forbid)
77 /* The nesting level increates by one for every nested 'group'.
78 Predefined declarations have level -1; the global scope is level 0.
80 #define DECL_NESTING_LEVEL(DECL) \
81 ((DECL)->decl.vindex ? TREE_INT_CST_LOW((DECL)->decl.vindex) : -1)
83 /* Nesting of things that can have an ON-unit attached. */
84 extern int action_nesting_level;
86 /* The DECL_NAME of a FIELD_DECL that represents the ELSE part of a variant. */
87 #define ELSE_VARIANT_NAME ridpointers[(int) RID_ELSE]
89 /* For a LABEL_DECL: action_nesting_level of its target. */
90 #define DECL_ACTION_NESTING_LEVEL(NODE) ((NODE)->decl.saved_insns.i)
92 #define DECL_OLD_PREFIX(DECL) ((DECL)->decl.initial)
93 #define DECL_NEW_PREFIX(DECL) ((DECL)->decl.result)
94 #define DECL_POSTFIX(DECL) ((DECL)->decl.arguments)
95 extern tree ALL_POSTFIX;
96 #define DECL_SEIZEFILE(DECL) ((DECL)->decl.size)
97 #define DECL_POSTFIX_ALL(DECL) (DECL_POSTFIX(DECL) == ALL_POSTFIX)
98 #define DECL_OLD_NAME(DECL) decl_old_name(DECL)
99 /* For a siezefile name this means restricted usage of this file.
100 In this case, the USE_SEIZE_FILE directive will not be copied
101 into the grant file */
102 #define CH_USE_SEIZEFILE_RESTRICTED(NODE) TREE_LANG_FLAG_4(NODE)
103 extern tree decl_old_name PROTO ((tree));
105 /* for selective granting, mark as already granted */
106 #define CH_ALREADY_GRANTED(NODE) TREE_LANG_FLAG_4(NODE)
108 /* to store the receiving process of that signal
109 at definition time */
110 #define IDENTIFIER_SIGNAL_DEST(NODE) \
111 (((struct lang_identifier *)(NODE))->signal_dest)
113 /* indicates a signal with no data */
114 #define IDENTIFIER_SIGNAL_DATA(NODE) \
115 (((struct lang_identifier *)(NODE))->signal_data)
117 /* In identifiers, C uses the following fields in a special way:
118 TREE_PUBLIC to record that there was a previous local extern decl.
119 TREE_USED to record that such a decl was used.
120 TREE_ADDRESSABLE to record that the address of such a decl was used. */
122 /* Nonzero means reject anything that Z.200 Recommendation forbids. */
125 /* the prototypical CHILL INSTANCE type */
126 extern tree instance_type_node;
128 /* Non-zero if type or expr depends on non-resolved identifier. */
129 #define UNSATISFIED(expr) \
130 (UNSATISFIED_FLAG (expr) || TREE_CODE (expr) == IDENTIFIER_NODE)
131 #define UNSATISFIED_FLAG(expr) TREE_LANG_FLAG_3 (expr)
133 /* Non-zero in a TREE_LIST if part of a labelled structure tuple. */
134 #define TUPLE_NAMED_FIELD(LIST) TREE_LANG_FLAG_1(LIST)
136 /* In an ARRAY_TYPE, RECORD_TYPE or UNION_TYPE, nonzero if any component
138 #define TYPE_FIELDS_READONLY(type) TREE_LANG_FLAG_1 (type)
140 /* True if TYPE has the "read-only property." */
141 #define TYPE_READONLY_PROPERTY(TYPE) \
142 (TYPE_READONLY (TYPE) || TYPE_FIELDS_READONLY (TYPE))
144 /* In a RECORD_TYPE or UNION_TYPE, nonzero if any component is volatile. */
145 #define C_TYPE_FIELDS_VOLATILE(type) TREE_LANG_FLAG_2 (type)
147 /* In a CASE selector expression, nonzero if any alternative specifies (ELSE) for
149 #define ELSE_LABEL_SPECIFIED(expr) TREE_LANG_FLAG_2 (expr)
151 /* CH_CHARS_TYPE_P(TYPE) is true iff TYPE is a character string type.
153 There is no essential difference between a string and a (one-dimensional)
154 character array, at least for non-varying types. I don't know where
155 the Chill designers got the idea that it was useful to make a distinction.
156 (I suspect packing might be involved, but on a byte-adressable machine
157 we don't care.) Since we want the same code to be generated for
158 char arrays as for char strings, we use the same representation for
159 both. But we still need to distinguish them for the sake a Chill
160 type checking. We do that using TYPE_STRING_FLAG. */
162 #define MARK_AS_STRING_TYPE(TYPE) (TYPE_STRING_FLAG (TYPE) = 1)
164 #define CH_CHARS_TYPE_P(type) \
165 (TREE_CODE (type) == ARRAY_TYPE && TREE_CODE(TREE_TYPE(type)) == CHAR_TYPE \
166 && TYPE_STRING_FLAG (type))
168 /* True if TYPE is CHARS(1). */
169 #define CH_CHARS_ONE_P(TYPE) (CH_CHARS_TYPE_P(TYPE) \
170 && integer_zerop (TYPE_MAX_VALUE (TYPE_DOMAIN (TYPE))))
172 /* True if TYPE is a bitstring (BOOLS or BIT) type.
173 The TYPE_STRING_FLAG is used to distinguish a bitstring from a powerset. */
175 #define CH_BOOLS_TYPE_P(type) \
176 (TREE_CODE (type) == SET_TYPE && TYPE_STRING_FLAG (type))
178 /* True if TYPE is BOOLS(1). */
179 #define CH_BOOLS_ONE_P(TYPE) (CH_BOOLS_TYPE_P(TYPE) \
180 && integer_zerop (TYPE_MAX_VALUE (TYPE_DOMAIN (TYPE))))
182 /* Value is nonzero if TYPE is a CHILL string type.
183 See CH_CHARS_TYPE_P and CH_BOOLS_TYPE_P above. */
185 #define CH_STRING_TYPE_P(type) \
186 ((TREE_CODE (type) == ARRAY_TYPE || TREE_CODE (type) == SET_TYPE) \
187 && TYPE_STRING_FLAG (type))
189 /* In a RECORD_TYPE, a sorted array of the fields of the type. */
190 struct lang_type_record
193 tree tasking_code_decl;
201 struct lang_type_record rec;
212 /* A tasking type's corresponding tasking_code_variable has its
213 decl pointer in here. */
214 #define DECL_TASKING_CODE_DECL(DECL) (DECL_LANG_SPECIFIC(DECL))
216 /* A pointer to an as-yet undefined type. */
217 extern tree unknown_type_node;
219 /* The CHILL type INT (either integer_type_node or
220 short_integer_type_node). */
221 extern tree chill_integer_type_node;
222 extern tree chill_unsigned_type_node;
224 /* Nonzero for FIELD_DECL node means that this FIELD_DECL is
225 a member of a union construct. */
226 #define TREE_UNION_ELEM(NODE) ((NODE)->decl.regdecl_flag) /* overloaded! */
228 /* Mark which labels are explicitly declared.
229 These may be shadowed, and may be referenced from nested functions. */
230 #define C_DECLARED_LABEL_FLAG(label) TREE_LANG_FLAG_1 (label)
232 /* Record whether a type was written with nonconstant size.
233 Note that TYPE_SIZE may have simplified to a constant. */
234 #define C_TYPE_VARIABLE_SIZE(type) TYPE_LANG_FLAG_1 (type)
236 #define DECL_WEAK_NAME(DECL) DECL_LANG_FLAG_0(DECL)
238 /* These are for FUNCTION_DECLs. */
239 #define CH_DECL_GENERAL(DECL) DECL_LANG_FLAG_1(DECL)
240 #define CH_DECL_SIMPLE(DECL) DECL_LANG_FLAG_2(DECL)
241 #define CH_DECL_RECURSIVE(DECL) DECL_LANG_FLAG_3(DECL)
242 #define CH_FUNCTION_SETS_RESULT(DECL) DECL_LANG_FLAG_6(DECL)
244 /* For a CONST_DECL, indicates that it was implicitly declared
245 in a SET mode declaration, and it should not be explicitly granted. */
246 #define CH_DECL_ENUM(DECL) DECL_LANG_FLAG_3(DECL)
248 /* in a FIELD_DECL use DECL_LANG_FLAG_4 to mark FORBID in a grant-statement */
249 #define CH_DECL_FORBID(DECL) DECL_LANG_FLAG_4(DECL)
251 /* in an ALIAS_DECL use DECL_LANG_FLAG_4 to mark decl was granted */
252 #define CH_DECL_GRANTED(DECL) DECL_LANG_FLAG_4(DECL)
254 /* (in a non-FIELD_DECL) note that this decl was hidden by push_module(). */
255 #define DECL_HIDDEN_BY_MODULE(decl) DECL_LANG_FLAG_4 (decl)
257 /* Record in each node resulting from a binary operator
258 what operator was specified for it. */
259 #define C_EXP_ORIGINAL_CODE(exp) ((enum tree_code) TREE_COMPLEXITY (exp))
261 /* Store a value in that field. */
262 #define C_SET_EXP_ORIGINAL_CODE(exp, code) \
263 (TREE_COMPLEXITY (exp) = (int)(code))
265 /* Record whether a typedef for type `int' was actually `signed int'. */
266 #define C_TYPEDEF_EXPLICITLY_SIGNED(exp) DECL_LANG_FLAG_1 ((exp))
268 /* For FUNCTION_TYPE, a hidden list of types of arguments. The same as
269 TYPE_ARG_TYPES for functions with prototypes, but created for functions
270 without prototypes. */
271 #define TYPE_ACTUAL_ARG_TYPES(NODE) TYPE_NONCOPIED_PARTS (NODE)
273 /* For FUNCTION_TYPE or METHOD_TYPE, a list of the
274 (names of) exceptions that this type can raise. */
275 #define TYPE_RAISES_EXCEPTIONS(NODE) ((NODE)->type.minval)
277 /* For UNION_TYPE, the list of tag fields that distinguishes the members. */
278 #define TYPE_TAGFIELDS(NODE) ((NODE)->type.minval)
280 /* For RECORD_TYPE, the tag values that select it. */
281 #define TYPE_TAG_VALUES(NODE) TYPE_BINFO(NODE)
283 /* For VAR_DECL, TYPE_DECL, FUNCTION_DECL, indicates that
284 the DECL was read from a seizefile but not seized */
285 #define CH_DECL_NOTDECLARED(DECL) DECL_LANG_FLAG_5(DECL)
287 /* For FUNCTION_DECL's, mark as PROCESSEs. */
288 #define CH_DECL_PROCESS(DECL) DECL_LANG_FLAG_7(DECL)
290 /* For TYPE_DECL's, mark as SIGNALs. */
291 #define CH_DECL_SIGNAL(DECL) DECL_LANG_FLAG_7(DECL)
293 /* Macros using terminology of the CHILL Blue Book. */
295 /* A class is either Null, All, M-value, M-derived, or M-reference,
296 where M is some mode (type). */
299 CH_ALL_CLASS, CH_NULL_CLASS,
300 CH_VALUE_CLASS, CH_DERIVED_CLASS, CH_REFERENCE_CLASS
303 typedef struct ch_class {
304 enum ch_class_kind kind;
305 tree mode; /* The 'M' in M-value, M-derived, or M-reference. */
308 struct mode_chain; /* Forward reference */
310 #define CH_IS_REFERENCE_MODE(MODE) (TREE_CODE (MODE) == POINTER_TYPE)
311 #define CH_IS_BOUND_REFERENCE_MODE(MODE) \
312 (TREE_CODE (MODE) == POINTER_TYPE && TREE_TYPE(MODE) != void_type_node)
313 #define CH_IS_PROCEDURE_MODE(MODE) (TREE_CODE (MODE) == FUNCTION_TYPE)
314 #define CH_IS_INSTANCE_MODE(MODE) (CH_SIMILAR (MODE, instance_type_node))
315 #define CH_IS_BUFFER_MODE(MODE) (TYPE_LANG_FLAG_3(MODE))
316 #define CH_IS_EVENT_MODE(MODE) (TYPE_LANG_FLAG_4(MODE))
317 /* This is TRUE if the set is numbered, which makes pred/succ
319 #define CH_ENUM_IS_NUMBERED(MODE) (TYPE_LANG_FLAG_5(MODE))
321 /* for ACCESS, and TEXT mode */
322 #define CH_IS_ACCESS_MODE(MODE) (TYPE_LANG_FLAG_2(MODE))
323 #define CH_IS_TEXT_MODE(MODE) (TYPE_LANG_FLAG_6(MODE))
324 #define CH_IS_ASSOCIATION_MODE(MODE) (CH_SIMILAR (MODE, association_type_node))
325 #define CH_IS_USAGE_MODE(MODE) (CH_SIMILAR (MODE, usage_type_node))
326 #define CH_IS_WHERE_MODE(MODE) (CH_SIMILAR (MODE, where_type_node))
328 /* for RECORD or ARRAY type */
329 #define CH_TYPE_NONVALUE_P(MODE) (TYPE_LANG_FLAG_0(MODE))
331 /* CH_NOVELTY is the novelty of a mode: NULL_TREE means the novelty is nil;
332 otherwise a TYPE_DECL matching the defining occurrence of a newmode. */
333 #define CH_NOVELTY(MODE) TYPE_CONTEXT(MODE)
335 /* Set the novelty of MODE to NOVELTY (which is assumed to be non-nil). */
336 #define SET_CH_NOVELTY(MODE, NOVELTY) (CH_NOVELTY (MODE) = (NOVELTY))
337 #define SET_CH_NOVELTY_NONNIL(MODE, NOVELTY) (CH_NOVELTY (MODE) = (NOVELTY))
339 /* CH_DERIVED_FLAG is true the class of EXPR is X-derived for some X. */
340 #define CH_DERIVED_FLAG(EXPR) TREE_LANG_FLAG_5(EXPR)
342 #define CH_HAS_REFERENCING_PROPERTY(MODE) \
343 (TREE_CODE (MODE) == POINTER_TYPE) /* incomplete FIXME! */
345 /* CH_COMPATIBLE(EXPR, MODE) is true if the class of EXPR is
346 "compatible" with the type MODE. */
347 #define CH_COMPATIBLE(EXPR, MODE) chill_compatible(EXPR, MODE)
348 #define CH_COMPATIBLE_CLASSES(EXPR1, EXPR2) chill_compatible_classes(EXPR1, EXPR2)
349 #define CH_STATIC_MODE(MODE) 1 /* for now */
350 #define CH_SIMILAR(MODE1, MODE2) chill_similar(MODE1, MODE2, 0)
351 #define CH_ROOT_MODE(MODE) chill_root_mode(MODE)
352 #define CH_RESULTING_CLASS(C1, C2) chill_resulting_class(C1, C2)
353 #define CH_ROOT_RESULTING_CLASS(E1, E2) \
354 CH_RESULTING_CLASS (chill_expr_class(E1), chill_expr_class(E2))
355 #define CH_RESULTING_MODE(MODE1, MODE2) chill_resulting_mode(MODE1, MODE2)
356 #define CH_V_EQUIVALENT(MODE1, MODE2) (CH_SIMILAR(MODE1, MODE2) \
357 && CH_NOVELTY(MODE1) == CH_NOVELTY(MODE2))
358 #define CH_EQUIVALENT(MODE1, MODE2) \
359 (!integer_zerop (chill_equivalent (MODE1, MODE2, 0)))
360 #define CH_RESTRICTABLE_TO(MODE1, MODE2) \
361 CH_EQUIVALENT(MODE1, MODE2) /* && some more stuff FIXME! */
363 /* pass an OFFSET_TYPE or REFERENCE_TYPE's underlying type to SCALAR_P */
364 #define CH_READ_COMPATIBLE(modeM, modeN) chill_read_compatible(modeM, modeN)
366 #define SCALAR_P(TYPE) (TYPE != NULL_TREE \
367 && (TREE_CODE (TYPE) == INTEGER_TYPE \
368 || TREE_CODE (TYPE) == REAL_TYPE \
369 || TREE_CODE (TYPE) == ENUMERAL_TYPE \
370 || TREE_CODE (TYPE) == BOOLEAN_TYPE \
371 || TREE_CODE (TYPE) == CHAR_TYPE \
372 || TREE_CODE (TYPE) == POINTER_TYPE \
373 || TREE_CODE (TYPE) == INSTANCE_TYPE))
374 #define CH_REFERABLE(EXPR) chill_referable(EXPR)
375 #define CH_LOCATION_P(EXPR) chill_location (EXPR)
377 /* Standard named or nameless data types of the C compiler. */
379 /* Nonzero means `$' can be in an identifier. */
381 extern int dollars_in_ident;
383 /* Nonzero means allow type mismatches in conditional expressions;
384 just make their values `void'. */
386 extern int flag_cond_mismatch;
388 /* Nonzero means don't recognize the keyword `asm'. */
390 extern int flag_no_asm;
392 /* Nonzero means warn about implicit declarations. */
394 extern int warn_implicit;
396 /* Nonzero means give string constants the type `const char *'
397 to get extra warnings from them. These warnings will be too numerous
398 to be useful, except in thoroughly ANSIfied programs. */
400 extern int warn_write_strings;
402 /* Nonzero means warn about sizeof (function) or addition/subtraction
403 of function pointers. */
405 extern int warn_pointer_arith;
407 /* Nonzero means warn for all old-style non-prototype function decls. */
409 extern int warn_strict_prototypes;
411 /* Nonzero means warn about multiple (redundant) decls for the same single
412 variable or function. */
414 extern int warn_redundant_decls;
416 /* Nonzero means warn about extern declarations of objects not at
417 file-scope level and about *all* declarations of functions (whether
418 extern or static) not at file-scope level. Note that we exclude
419 implicit function declarations. To get warnings about those, use
422 extern int warn_nested_externs;
424 /* Nonzero means warn about pointer casts that can drop a type qualifier
425 from the pointer target type. */
427 extern int warn_cast_qual;
429 /* Warn about traditional constructs whose meanings changed in ANSI C. */
431 extern int warn_traditional;
433 /* Warn about *printf or *scanf format/argument anomalies. */
435 extern int warn_format;
437 /* Warn about a subscript that has type char. */
439 extern int warn_char_subscripts;
441 /* Warn if a type conversion is done that might have confusing results. */
443 extern int warn_conversion;
445 /* Warn if switch labels aren't complete, or are duplicated */
447 extern int warn_switch;
449 /* Nonzero means do some things the same way PCC does. */
451 extern int flag_traditional;
453 /* Nonzero means warn about suggesting putting in ()'s. */
455 extern int warn_parentheses;
457 /* Nonzero means we are reading code that came from a system header file. */
458 extern int system_header_p;
460 /* One means range checking is on; <= 0 off; -1 permanently off. */
461 extern int range_checking;
463 /* 0 means empty checking is off, else it is on */
464 extern int empty_checking;
466 /* 1 means -fruntime-checking specified (default), o means -fno-runtime-checking */
467 extern int runtime_checking_flag;
469 /* Type node for boolean types. */
471 extern tree boolean_type_node;
472 extern tree signed_boolean_type_node;
474 extern tree string_one_type_node;
475 extern tree bitstring_one_type_node, bit_zero_node, bit_one_node;
477 /* a VOID_TYPE node, packaged in a TREE_LIST. */
479 extern tree void_list_node;
481 /* Chill language-specific tree codes. */
482 #define DEFTREECODE(SYM, NAME, TYPE, LENGTH) SYM,
483 enum chill_tree_code {
484 __DUMMY = LAST_AND_UNUSED_TREE_CODE,
485 #include "ch-tree.def"
490 enum chill_built_in_function
492 DUMMY_FIRST_CHILL_BUILT_IN = END_BUILTINS,
498 BUILT_IN_ALLOCATE_GLOBAL_MEMORY,
499 BUILT_IN_ALLOCATE_MEMORY,
506 BUILT_IN_COPY_NUMBER,
521 BUILT_IN_GETASSOCIATION,
523 BUILT_IN_GETTEXTACCESS,
524 BUILT_IN_GETTEXTINDEX,
525 BUILT_IN_GETTEXTRECORD,
530 BUILT_IN_ISASSOCIATED,
544 BUILT_IN_QUEUE_LENGTH,
548 BUILT_IN_RETURN_MEMORY,
550 BUILT_IN_SETTEXTACCESS,
551 BUILT_IN_SETTEXTINDEX,
552 BUILT_IN_SETTEXTRECORD,
553 BUILT_IN_SEQUENCIBLE,
565 BUILT_IN_WRITERECORD,
569 /* name of additional (compiler generated) arguments for
570 functions which may propagate exceptions. */
571 #define CALLER_FILE "__CALLER_FILE__"
572 #define CALLER_LINE "__CALLER_LINE__"
574 /* field-name strings for the fields of the structure which
575 represents a CHILL VARYING array. The angle brackets assure
576 that no user-defined structure can match this one.
577 This field holds, at runtime, the current length of the
578 array, in UNITS, not including the length itself. It's an
580 #define VAR_LENGTH "__var_length"
582 /* This field is statically allocated to the user-defined
583 size, but contains valid array entries starting from the
584 first allocated space, proceeding for VAR_LENGTH bytes.
585 There are no holes in the data; the user isn't allowed
586 to store beyond the first available entry. */
588 #define VAR_DATA "__var_data"
590 /* This field is the name of the array, encapsulated in the CHILL
591 structure used to represent an array type parameter. */
592 /*#define ARRAY_DATA "__array_data"*/
594 /* The CHILL INSTANCE type is composed of two CHILL integer
595 fields, the process_type (set by the user with the
596 process_type compiler directive, and the proc_copy field,
597 which is set by the start_process call's first parameter. */
598 #define INS_PTYPE "__proc_type"
599 #define INS_COPY "__proc_copy"
601 /* This is the actual array type inside the VARYING struct */
602 #define CH_VARYING_ARRAY_TYPE(TYPE) TREE_TYPE (TREE_CHAIN (TYPE_FIELDS (TYPE)))
604 /* Identifiers which hold the VAR_LENGTH and VAR_DATA strings. */
605 extern tree var_length_id;
606 extern tree var_data_id;
608 /* A RANGE_EXPR representing an ELSE in a case label. */
609 extern tree case_else_node;
611 #if 0 /* changed to function */
612 /* return non-zero if type is a compiler-generated VARYING array record */
613 #define CH_VARYING_TYPE_P(type) (TREE_CODE (type) == RECORD_TYPE && \
614 DECL_NAME (TYPE_FIELDS (type)) == \
615 get_identifier (VAR_LENGTH) && \
616 DECL_NAME (TREE_CHAIN (TYPE_FIELDS (type))) == \
617 get_identifier (VAR_DATA) && \
618 TREE_CHAIN (CH_VARYING_ARRAY_TYPE (type)) == NULL_TREE)
622 /* in c-aux-info.c */
623 extern void gen_aux_info_record PROTO((tree, int, int, int));
626 extern tree combine_strings PROTO((tree));
627 extern void constant_expression_warning PROTO((tree));
628 extern void decl_attributes PROTO((tree, tree));
629 extern void declare_function_name PROTO((void));
631 extern char *get_directive_line PROTO((FILE *));
633 extern tree shorten_compare PROTO((tree *, tree *, tree *, enum tree_code *));
636 extern tree wchar_type_node, signed_wchar_type_node, unsigned_wchar_type_node;
637 extern tree default_function_type;
638 extern tree double_ftype_double, double_ftype_double_double;
639 extern tree int_ftype_int, long_ftype_long;
640 extern tree void_ftype_ptr_ptr_int, int_ftype_ptr_ptr_int;
641 extern tree void_ftype_ptr_int_int, string_ftype_ptr_ptr;
642 extern tree int_ftype_string_string, int_ftype_cptr_cptr_sizet;
643 /* Nodes for boolean constants TRUE and FALSE */
644 extern tree boolean_true_node, boolean_false_node;
646 extern tree global_function_decl;
649 extern void except_init_pass_2 PROTO((void));
650 extern void push_handler PROTO((void));
651 extern void pop_handler PROTO((int));
654 extern int flag_local_loop_counter;
655 extern void push_loop_block PROTO((void));
656 extern void pop_loop_block PROTO((void));
657 extern void build_loop_start PROTO((tree));
658 extern void top_loop_end_check PROTO((tree));
659 extern void build_loop_end PROTO((void));
660 extern void build_loop_iterator PROTO((tree, tree, tree, tree, int, int, int));
661 extern void begin_loop_scope PROTO((void));
662 extern void end_loop_scope PROTO((tree));
663 extern void nonvalue_begin_loop_scope PROTO((void));
664 extern void nonvalue_end_loop_scope PROTO((void));
666 extern tree build_enumerator PROTO((tree, tree));
667 extern tree c_build_type_variant PROTO((tree, int, int));
668 extern int c_decode_option PROTO((int, char **));
669 extern void c_mark_varargs PROTO((void));
670 extern void clear_parm_order PROTO((void));
671 extern tree combine_parm_decls PROTO((tree, tree, int));
672 extern int complete_array_type PROTO((tree, tree, int));
673 extern void declare_parm_level PROTO((int));
674 extern tree define_label PROTO((char *, int, tree));
675 extern void delete_block PROTO((tree));
676 extern void finish_decl PROTO((tree));
677 extern tree finish_enum PROTO((tree, tree));
678 extern void finish_function PROTO((int));
679 extern tree finish_struct PROTO((tree, tree));
680 extern tree get_parm_decls PROTO((void));
681 extern tree get_parm_info PROTO((int));
682 extern tree getdecls PROTO((void));
683 extern tree gettags PROTO((void));
684 extern int global_bindings_p PROTO((void));
685 extern tree grokfield PROTO((char *, int, tree, tree, tree));
686 extern tree groktypename PROTO((tree));
687 extern tree groktypename_in_parm_context PROTO((tree));
688 extern tree implicitly_declare PROTO((tree));
689 extern void init_decl_processing PROTO((void));
690 extern void insert_block PROTO((tree));
691 extern void keep_next_level PROTO((void));
692 extern int kept_level_p PROTO((void));
693 extern tree lookup_label PROTO((tree));
694 extern tree lookup_name PROTO((tree));
695 extern tree maybe_build_cleanup PROTO((tree));
696 extern void parmlist_tags_warning PROTO((void));
697 extern void pending_xref_error PROTO((void));
698 extern void pop_chill_function_context PROTO((void));
699 extern tree poplevel PROTO((int, int, int));
701 extern void print_lang_decl PROTO((FILE *,tree, int));
702 extern void print_lang_identifier PROTO((FILE *,tree, int));
703 extern void print_lang_type PROTO((FILE *,tree, int));
705 extern void push_chill_function_context PROTO((void));
706 extern void push_parm_decl PROTO((tree));
707 extern tree pushdecl PROTO((tree));
708 extern tree pushdecl_top_level PROTO((tree));
709 extern void pushlevel PROTO((int));
710 extern void set_block PROTO((tree));
711 extern tree shadow_label PROTO((tree));
712 extern void shadow_record_fields PROTO((tree));
713 extern void shadow_tag PROTO((tree));
714 extern void shadow_tag_warned PROTO((tree, int));
715 extern tree start_enum PROTO((tree));
716 extern int start_function PROTO((tree, tree, int));
717 extern tree start_decl PROTO((tree, tree, int));
718 extern tree start_struct PROTO((enum tree_code, tree));
719 extern void store_parm_decls PROTO((void));
720 extern tree xref_tag PROTO((enum tree_code, tree));
723 extern tree build_array_ref PROTO((tree, tree));
724 extern tree build_c_cast PROTO((tree, tree));
725 extern tree build_chill_modify_expr PROTO((tree, tree));
726 extern tree build_chill_component_ref PROTO((tree, tree));
727 extern tree build_component_ref PROTO((tree, tree));
728 extern tree build_compound_expr PROTO((tree));
729 extern tree build_conditional_expr PROTO((tree, tree, tree));
730 extern tree build_function_call PROTO((tree, tree));
731 extern tree build_indirect_ref PROTO((tree, char *));
732 extern tree build_modify_expr PROTO((tree, enum tree_code, tree));
733 extern tree build_unary_op PROTO((enum tree_code, tree, int));
734 extern tree c_alignof PROTO((tree));
735 extern tree c_alignof_expr PROTO((tree));
736 extern void c_expand_asm_operands PROTO((tree, tree, tree, tree, int, char *, int));
737 extern tree c_sizeof PROTO((tree));
738 extern void c_expand_return PROTO((tree));
739 extern tree c_expand_start_case PROTO((tree));
740 extern tree common_type PROTO((tree, tree));
741 extern tree copy_novelty PROTO((tree, tree));
742 extern tree default_conversion PROTO((tree));
743 extern void finish_init PROTO((void));
744 extern tree parser_build_binary_op PROTO((enum tree_code, tree, tree));
745 extern tree pop_init_level PROTO((int));
746 extern void process_init_default PROTO((tree));
747 extern void process_init_element PROTO((tree));
748 extern void push_init_level PROTO((int));
749 extern void really_start_incremental_init PROTO((tree));
750 extern void set_init_index PROTO((tree, tree));
751 extern void set_init_label PROTO((tree));
752 extern void start_init PROTO((tree, tree, int));
753 extern void store_init_value PROTO((tree, tree));
754 extern tree valid_array_index_p PROTO((tree, tree, const char *, int));
756 /* in ch/actions.c */
757 extern int grant_only_flag;
758 extern void allocate_lang_decl PROTO((tree));
759 extern tree build_chill_abs PROTO((tree));
760 extern tree build_chill_array_ref_1 PROTO((tree, tree));
761 extern tree build_chill_array_ref PROTO((tree, tree));
762 extern tree build_chill_bin_type PROTO((tree));
763 extern tree build_chill_binary_op PROTO((enum chill_tree_code, tree, tree));
764 extern tree build_chill_card PROTO((tree));
765 extern tree build_chill_case_expr PROTO((tree, tree, tree));
766 extern tree build_cause_exception PROTO((tree, int));
767 extern tree build_chill_exception_decl PROTO((const char *));
768 extern tree build_chill_function_call PROTO((tree, tree));
769 extern tree build_chill_length PROTO((tree));
770 extern tree build_chill_indirect_ref PROTO((tree, tree, int));
771 extern tree build_chill_lower PROTO((tree));
772 extern tree build_chill_max PROTO((tree));
773 extern tree build_chill_min PROTO((tree));
774 extern tree build_chill_num PROTO((tree));
775 extern tree build_chill_repetition_op PROTO((tree, tree));
776 extern tree build_chill_sizeof PROTO((tree));
777 extern tree build_chill_slice PROTO((tree, tree, tree));
778 extern tree build_chill_slice_with_range PROTO((tree, tree, tree));
779 extern tree build_chill_slice_with_length PROTO((tree, tree, tree));
780 extern tree build_chill_struct_type PROTO((tree));
781 extern tree build_chill_unary_op PROTO((enum chill_tree_code, tree));
782 extern tree build_chill_upper PROTO((tree));
783 extern tree build_exception_variant PROTO((tree, tree));
784 extern tree build_generalized_call PROTO((tree, tree));
785 extern tree build_lang_decl PROTO((enum chill_tree_code, tree, tree));
786 extern tree build_rts_call PROTO((const char *, tree, tree));
787 extern tree build_varying_struct PROTO((tree));
788 extern void chill_check_decl PROTO((tree));
789 extern tree chill_convert_for_assignment PROTO((tree, tree, const char *));
790 extern void chill_expand_return PROTO((tree, int));
791 extern void chill_expand_result PROTO((tree, int));
792 extern void chill_handle_case_default PROTO((void));
793 extern void chill_handle_case_label PROTO((tree, tree));
794 extern int chill_varying_string_type_p PROTO((tree));
795 extern int chill_varying_type_p PROTO((tree));
796 extern int ch_singleton_set PROTO((tree));
797 extern tree check_expression PROTO((tree, tree, tree));
798 extern void check_missing_cases PROTO((tree));
799 extern tree check_non_null PROTO((tree));
800 extern tree check_range PROTO((tree, tree, tree,tree));
801 extern void cond_type_range_exception PROTO((tree));
802 extern void expand_cause_exception PROTO((tree));
803 extern tree finish_chill_binary_op PROTO((tree));
804 extern tree finish_chill_unary_op PROTO((tree));
805 extern tree high_domain_value PROTO((tree));
806 extern tree low_domain_value PROTO((tree));
807 extern tree maybe_array_ref PROTO((tree, tree));
808 extern void maybe_chill_check_decl PROTO((tree));
809 extern tree powersetlen PROTO((tree));
810 extern tree test_range PROTO((tree, tree, tree));
811 /* in ch/convert.c */
812 extern tree build_array_type_for_scalar PROTO((tree));
813 extern tree convert PROTO((tree, tree));
814 extern tree convert_from_reference PROTO((tree));
815 extern tree convert_to_class PROTO((ch_class, tree));
816 extern const char *display_int_cst PROTO((tree));
819 extern tree build_enumerator PROTO((tree, tree));
820 extern tree chill_munge_params PROTO((tree, tree, tree));
821 extern tree build_chill_function_type PROTO((tree, tree, tree, tree));
822 extern tree decl_temp1 PROTO((tree, tree, int, tree, int, int));
823 extern void do_based_decls PROTO((tree, tree, tree));
824 extern void do_chill_outparms PROTO((void));
825 extern tree do_decl PROTO((tree, tree, int, int, tree, int));
826 extern void do_decls PROTO((tree, tree, int, int, tree, int));
827 extern void expand_chill_outparms PROTO((void));
828 extern void find_granted_decls PROTO((void));
829 extern void finish_chill_function PROTO((void));
830 extern tree finish_enum PROTO((tree, tree));
831 extern void fixup_chill_parms PROTO((tree));
832 extern void finish_outer_function PROTO((void));
833 extern unsigned get_type_precision PROTO((tree, tree));
834 extern tree grok_chill_fixedfields PROTO((tree, tree, tree));
835 extern tree grok_chill_variantdefs PROTO((tree, tree, tree));
836 extern void layout_enum PROTO((tree));
837 /* extern tree lookup_remembered_decl PROTO((HOST_WIDE_INT, tree)); */
838 extern void lookup_and_expand_goto PROTO((tree));
839 extern tree lookup_tag_fields PROTO((tree, tree));
840 extern void lookup_and_handle_exit PROTO((tree));
841 extern tree massage_param_node PROTO((tree, tree));
842 extern void pop_module PROTO((void));
843 extern void print_mode PROTO((tree));
844 extern tree push_extern_function PROTO((tree, tree, tree, tree, int));
845 extern void push_extern_process PROTO((tree, tree, tree, int));
846 extern void push_extern_signal PROTO((tree, tree, tree));
847 extern void push_granted PROTO((tree, tree));
848 extern tree push_modedef PROTO((tree, tree, int));
849 extern tree push_module PROTO((tree, int));
850 extern void push_parms PROTO((tree, tree, tree));
851 extern void push_syndecl PROTO((tree, tree, tree));
852 extern int result_never_set;
853 extern void save_expr_under_name PROTO((tree, tree));
854 extern tree set_module_name PROTO((tree));
855 extern int start_chill_function PROTO((tree, tree, tree, tree, tree));
856 extern void start_outer_function PROTO((void));
857 extern void switch_to_pass_2 PROTO((void));
860 extern void chill_check_no_handlers PROTO((void));
861 extern void chill_finish_on PROTO((void));
862 extern void chill_handle_on_labels PROTO((tree));
863 extern void chill_reraise_exceptions PROTO((tree));
864 extern void chill_start_default_handler PROTO((void));
865 extern void chill_start_on PROTO((void));
866 extern void expand_goto_except_cleanup PROTO((int));
867 extern int is_handled PROTO((tree));
870 extern tree build_chill_addr_expr PROTO((tree, const char *));
871 extern tree build_chill_arrow_expr PROTO((tree, int));
872 extern tree build_component_ref PROTO((tree, tree));
873 extern tree build_chill_compound_expr PROTO((tree));
874 extern tree build_chill_descr PROTO((tree));
875 extern void build_chill_descr_type PROTO((void));
876 extern void build_chill_inttime_type PROTO((void));
877 extern tree build_compare_expr PROTO((enum tree_code,
879 extern tree build_compare_discrete_expr PROTO((enum tree_code,
881 extern tree check_case_selector PROTO((tree));
882 extern tree check_case_selector_list PROTO((tree));
883 extern tree check_have_mode PROTO((tree, const char *));
884 extern void init_chill_expand PROTO((void));
885 extern void chill_expand_assignment PROTO((tree, enum chill_tree_code, tree));
886 extern void expand_assignment_action PROTO((tree, enum chill_tree_code, tree));
887 extern int compare_int_csts PROTO((enum chill_tree_code,
889 extern void expand_varying_length_assignment PROTO((tree, tree));
890 extern tree force_addr_of PROTO((tree));
891 extern tree resolve_component_ref PROTO((tree));
892 extern tree truthvalue_conversion PROTO((tree));
893 extern tree varying_to_slice PROTO((tree));
896 extern void chill_finish_compile PROTO((void));
897 extern void chill_seize PROTO((tree, tree, tree));
898 extern void start_outer_function PROTO((void));
899 extern void finish_chill_seize PROTO((tree));
900 extern void chill_grant PROTO((tree,tree, tree, tree));
901 extern void set_default_grant_file PROTO((void));
902 extern void set_identifier_size PROTO((int));
903 extern void write_grant_file PROTO((void));
904 extern void write_spec_module PROTO((tree, tree));
907 extern tree string_index_type_dummy;
908 extern tree integer_minus_one_node;
909 extern int flag_old_strings;
910 extern void GNU_xref_begin PROTO((void));
911 extern void GNU_xref_end PROTO((void));
912 extern tree build_chill_array_type PROTO((tree, tree, int, tree));
913 extern tree build_chill_struct_type PROTO((tree));
914 extern tree build_chill_pointer_type PROTO((tree));
915 extern tree build_chill_range_type PROTO((tree, tree, tree));
916 extern tree build_chill_reference_type PROTO((tree));
917 extern tree build_simple_array_type PROTO((tree, tree, tree));
918 extern tree const_expr PROTO((tree));
919 extern tree get_identifier3 PROTO((const char *, const char *, const char *));
920 extern tree layout_chill_array_type PROTO((tree));
921 extern tree layout_chill_range_type PROTO((tree, int));
922 extern tree layout_chill_pointer_type PROTO((tree));
923 extern tree layout_chill_struct_type PROTO((tree));
924 extern tree layout_chill_variants PROTO((tree));
925 extern tree layout_powerset_type PROTO((tree));
926 extern tree lookup_interface PROTO((tree));
927 extern tree maybe_building_objc_message_expr PROTO((void));
928 extern void maybe_objc_check_decl PROTO((tree));
929 extern int maybe_objc_comptypes PROTO((tree, tree));
930 extern int recognize_objc_keyword PROTO((void));
933 extern tree use_seizefile_name;
934 extern tree current_seizefile_name;
935 extern tree build_chill_string PROTO((int, const char *));
936 extern int check_newline PROTO((void));
937 extern tree get_chill_filename PROTO((void));
938 extern tree get_chill_linenumber PROTO((void));
939 extern void register_seize_path PROTO((const char *));
940 extern void reinit_parse_for_function PROTO((void));
941 extern void mark_use_seizefile_written PROTO((tree));
944 extern void begin_chill_loop PROTO((tree, tree));
945 extern tree build_chill_iterator PROTO((tree, tree, tree, int, int, int));
946 extern void end_chill_loop PROTO((void));
947 extern tree get_unique_identifier PROTO((const char *));
950 extern tree access_recordmode PROTO((tree));
951 extern void invalidate_access_recordmode PROTO((tree));
952 extern tree access_indexmode PROTO((tree));
953 extern tree access_dynamic PROTO((tree));
954 extern tree association_init_value;
955 extern tree association_type_node;
956 extern tree build_access_mode PROTO((tree, tree, int));
957 extern tree build_chill_associate PROTO((tree, tree, tree));
958 extern tree build_chill_connect PROTO((tree, tree, tree, tree));
959 extern tree build_chill_create PROTO((tree));
960 extern tree build_chill_delete PROTO((tree));
961 extern tree build_chill_disconnect PROTO((tree));
962 extern tree build_chill_dissociate PROTO((tree));
963 extern tree build_chill_eoln PROTO((tree));
964 extern tree build_chill_existing PROTO((tree));
965 extern tree build_chill_gettextaccess PROTO((tree));
966 extern tree build_chill_getassociation PROTO((tree));
967 extern tree build_chill_gettextindex PROTO((tree));
968 extern tree build_chill_gettextrecord PROTO((tree));
969 extern tree build_chill_getusage PROTO((tree));
970 extern tree build_chill_indexable PROTO((tree));
971 extern tree build_chill_isassociated PROTO((tree));
972 extern tree build_chill_modify PROTO((tree, tree));
973 extern tree build_chill_outoffile PROTO((tree));
974 extern tree build_chill_readable PROTO((tree));
975 extern tree build_chill_readrecord PROTO((tree, tree));
976 extern tree build_chill_readtext PROTO((tree, tree));
977 extern tree build_chill_sequencible PROTO((tree));
978 extern tree build_chill_settextaccess PROTO((tree, tree));
979 extern tree build_chill_settextindex PROTO((tree, tree));
980 extern tree build_chill_settextrecord PROTO((tree, tree));
981 extern tree build_chill_variable PROTO((tree));
982 extern tree build_chill_writeable PROTO((tree));
983 extern tree build_chill_writerecord PROTO((tree, tree));
984 extern tree build_chill_writetext PROTO((tree, tree));
985 extern void build_enum_tables PROTO((void));
986 extern tree build_text_mode PROTO((tree, tree, int));
987 extern tree check_text_length PROTO((tree));
988 extern void init_access_location PROTO((tree, tree));
989 extern void init_text_location PROTO((tree, tree));
990 extern void inout_init PROTO((void));
991 extern tree text_dynamic PROTO((tree));
992 extern tree text_indexmode PROTO((tree));
993 extern tree text_length PROTO((tree));
994 extern tree usage_type_node;
995 extern tree where_type_node;
998 extern tree get_type_of PROTO((tree));
999 extern void set_yydebug PROTO((int));
1000 extern void yyerror PROTO((char *));
1002 extern int ignoring;
1003 extern int seen_action;
1004 extern int build_constructor;
1005 extern void possibly_define_exit_label PROTO((tree));
1006 extern void to_global_binding_level PROTO((void));
1008 /* in ch/satisfy.c */
1009 extern tree satisfy_decl PROTO((tree, int));
1011 /* in ch/tasking.c */
1012 extern void add_taskstuff_to_list PROTO((tree, const char *, tree, tree, tree));
1013 extern void process_buffer_decls PROTO((tree, tree, int));
1014 extern tree buffer_element_mode PROTO((tree));
1015 extern void invalidate_buffer_element_mode PROTO((tree));
1016 extern tree build_buffer_descriptor PROTO((tree, tree, tree));
1017 extern tree build_buffer_type PROTO((tree, tree));
1018 extern void build_delay_action PROTO((tree, tree));
1019 extern tree build_delay_case_start PROTO((tree, tree));
1020 extern void build_delay_case_end PROTO((tree));
1021 extern void build_delay_case_label PROTO((tree, int));
1022 extern tree build_event_type PROTO((tree));
1023 extern void build_receive_case_end PROTO((tree, tree));
1024 extern int build_receive_case_if_generated PROTO((void));
1025 extern tree build_receive_case_label PROTO((tree, tree));
1026 extern tree build_receive_case_start PROTO((tree));
1027 extern void expand_continue_event PROTO((tree));
1028 extern void expand_send_buffer PROTO((tree, tree, tree, tree, tree));
1029 extern void expand_send_signal PROTO((tree, tree, tree, tree, tree));
1030 extern void build_start_process PROTO((tree, tree, tree, tree));
1031 extern tree build_copy_number PROTO((tree));
1032 extern tree build_gen_code PROTO((tree));
1033 extern tree build_gen_inst PROTO((tree, tree));
1034 extern tree build_gen_ptype PROTO((tree));
1035 extern void build_instance_type PROTO((void));
1036 extern tree build_process_header PROTO((tree, tree));
1037 extern void build_process_wrapper PROTO((tree, tree));
1038 extern tree build_proc_type PROTO((tree));
1039 extern tree build_queue_length PROTO((tree));
1040 extern tree build_signal_descriptor PROTO((tree, tree));
1041 extern tree build_signal_struct_type PROTO((tree, tree, tree));
1042 extern tree build_tasking_struct PROTO((void));
1043 extern tree chill_taskingcode_type_node;
1044 extern tree check_queue_size PROTO((tree));
1045 extern tree generate_tasking_code_variable PROTO((tree, tree *, int));
1046 extern tree get_signal_type_name PROTO((tree));
1047 extern tree get_struct_type_name PROTO((tree));
1048 extern tree get_tasking_code_name PROTO((tree));
1049 extern tree make_process_struct PROTO((tree, tree));
1050 extern tree make_signal_struct PROTO((tree));
1051 extern tree max_queue_size PROTO((tree));
1052 extern void tasking_init PROTO((void));
1053 extern void tasking_registry PROTO((void));
1054 extern void tasking_setup PROTO((void));
1056 /* in ch/timing.c */
1057 extern tree abs_timing_type_node;
1058 extern tree after_stack;
1059 extern void build_after_end PROTO((void));
1060 extern void build_after_start PROTO((tree, int));
1061 extern void build_after_timeout_start PROTO((void));
1062 extern void build_at_action PROTO((tree));
1063 extern void build_cycle_end PROTO((tree));
1064 extern tree build_cycle_start PROTO((tree));
1065 extern tree build_timeout_preface PROTO((void));
1066 extern void build_timesupervised_call PROTO((tree, tree));
1067 extern tree duration_timing_type_node;
1068 extern void timing_init PROTO((void));
1071 extern tree build_alias_decl PROTO((tree, tree, tree));
1072 extern tree build_bitstring_type PROTO((tree));
1073 extern tree build_powerset_type PROTO((tree));
1074 extern tree build_string_type PROTO((tree, tree));
1075 extern tree decl_check_rename PROTO((tree, tree));
1076 extern tree discrete_count PROTO((tree));
1077 extern int list_length PROTO((tree));
1078 extern tree munge_exit_label PROTO((tree));
1079 extern tree save_if_needed PROTO((tree));
1081 /* in ch/typeck.c */
1082 extern tree build_array_from_set PROTO((tree));
1083 extern tree build_chill_array_ref PROTO((tree, tree));
1084 extern tree build_chill_bitref PROTO((tree, tree));
1085 extern tree build_chill_cast PROTO((tree, tree));
1086 extern tree chill_equivalent PROTO((tree, tree, struct mode_chain*));
1087 extern tree build_init_struct PROTO((void));
1088 extern tree build_readonly_type PROTO((tree));
1089 extern int chill_compatible PROTO((tree, tree));
1090 extern int chill_compatible_classes PROTO((tree, tree));
1091 extern ch_class chill_expr_class PROTO((tree));
1092 extern tree chill_give_type_to_expr PROTO((tree, tree));
1093 extern tree chill_expand_tuple PROTO((tree, tree));
1094 extern ch_class chill_expr_class PROTO((tree));
1095 extern int chill_location PROTO((tree));
1096 extern tree chill_max_vary_array_index PROTO((tree));
1097 extern int chill_read_compatible PROTO((tree, tree));
1098 extern int chill_referable PROTO((tree));
1099 extern tree chill_root_mode PROTO((tree));
1100 extern ch_class chill_resulting_class PROTO((ch_class, ch_class));
1101 extern tree chill_resulting_mode PROTO((tree, tree));
1102 extern int chill_similar PROTO((tree, tree, struct mode_chain*));
1103 extern int discrete_type_p PROTO((tree));
1104 extern tree initializer_constant_valid_p PROTO((tree, tree));
1105 extern tree convert_to_discrete PROTO((tree));
1106 extern tree smash_dummy_type PROTO((tree));
1107 extern tree string_assignment_condition PROTO((tree, tree));
1108 extern tree type_for_mode PROTO((enum machine_mode, int));
1109 extern tree type_for_size PROTO((unsigned, int));
1110 extern int valid_array_index PROTO((tree, tree));
1111 extern void validate_varying_array_ref PROTO((tree, tree));
1114 extern void expand_function_end PROTO((char *, int, int));
1115 extern void expand_function_start PROTO((tree, int));
1116 extern void init_function_start PROTO((tree, char *, int));
1117 extern void pop_function_context PROTO((void));
1118 extern void push_function_context PROTO((void));
1120 /* in integrate.c */
1121 extern void output_inline_function PROTO((tree));
1124 extern void remember_end_note PROTO((tree));
1127 extern void announce_function PROTO((tree));
1128 extern int floor_log2_wide PROTO((unsigned HOST_WIDE_INT));
1129 extern void rest_of_compilation PROTO((tree));
1132 extern void make_function_rtl PROTO((tree));
1135 extern void init_iterators PROTO((void));
1136 extern int mark_addressable PROTO((tree));
1137 extern tree chill_result_decl;
1139 extern rtx label_rtx PROTO((tree));
1141 extern void permanent_allocation PROTO((int));
1143 #ifndef SET_WORD_SIZE
1144 #define SET_WORD_SIZE BITS_PER_WORD
1149 struct module *next_module; /* Next module, in order of their beginning. */
1150 struct module *prev_module; /* The surrounding module, if any. */
1152 tree prefix_name; /* Usually same as name, expect for nested modules.
1153 Used to generate DECL_ASSEMBLER_NAMEs. */
1154 /* procedure_seen indicates a procedure or process was declared.
1155 After this, no SEIZE, DCL, SYN, NEWMODE, SYNMODE statement is allowed */
1159 /* The value of current_nesting_level inside the module. */
1162 /* A chain contain one ALIAS_DECL for each 'GRANT foo->bar'.
1163 The DECL_NAME is get_identifier("bar"), and the DECL_INITIAL
1164 is get_identifier("bar"). Only used in pass 1. */
1168 extern struct module *current_module;
1170 /* fold a tree to constant as much as possible */
1171 extern tree deep_fold PROTO((tree));
1173 extern const char * const gnuchill_version;