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|
/* Definitions for CHILL parsing and type checking.
Copyright (C) 1992, 1993, 1994, 1998,
1999, 2000 Free Software Foundation, Inc.
This file is part of GNU CC.
GNU CC is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2, or (at your option)
any later version.
GNU CC is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with GNU CC; see the file COPYING. If not, write to
the Free Software Foundation, 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#ifndef _CH_TREE_H
#define _CH_TREE_H
/* Usage of TREE_LANG_FLAG_?:
1: TUPLE_NAMED_FIELD
" TYPE_FIELDS_READONLY (in ARRAY_TYPE, RECORD_TYPE or UNION_TYPE)
" C_DECLARED_LABEL_FLAG
" C_TYPE_VARIABLE_SIZE
2: C_TYPE_FIELDS_VOLATILE (in RECORD_TYPE or UNION_TYPE)
" ELSE_LABEL_SPECIFIED (in CASE selector expression)
3: UNSATISFIED_FLAG
4: CH_USE_SEIZEFILE_RESTRICTED
" CH_ALREADY_GRANTED
5: CH_DERIVED_FLAG (in EXPR or DECL)
*/
/* Usage of TYPE_LANG_FLAG_?:
0: CH_TYPE_NONVALUE_P
1: C_TYPE_VARIABLE_SIZE
2: CH_IS_ACCESS_MODE
3: CH_IS_BUFFER_MODE
4: CH_IS_EVENT_MODE
5: CH_ENUM_IS_NUMBERED
6: CH_IS_TEXT_MODE
*/
/* Language-dependent contents of an identifier. */
struct lang_identifier
{
/* These match the fields in c-tree.h. */
struct tree_identifier ignore;
tree outer_value, local_value, implicit_decl;
tree error_locus, limbo_value;
/* These are Chill-specific. */
tree forbid;
tree signal_dest;
int signal_data;
};
/* Macros for access to language-specific slots in an identifier. */
/* The outer_value is a chain of decls (normally a single decl),
that have been granted into the scope surrounding all modules. */
#define IDENTIFIER_OUTER_VALUE(NODE) \
(((struct lang_identifier *)(NODE))->outer_value)
#define IDENTIFIER_LOCAL_VALUE(NODE) \
(((struct lang_identifier *)(NODE))->local_value)
#define IDENTIFIER_IMPLICIT_DECL(NODE) \
(((struct lang_identifier *)(NODE))->implicit_decl)
#define IDENTIFIER_ERROR_LOCUS(NODE) \
(((struct lang_identifier *)(NODE))->error_locus)
#define IDENTIFIER_FORBID(NODE) \
(((struct lang_identifier *)(NODE))->forbid)
/* The nesting level increates by one for every nested 'group'.
Predefined declarations have level -1; the global scope is level 0.
*/
#define DECL_NESTING_LEVEL(DECL) \
((DECL)->decl.vindex ? TREE_INT_CST_LOW((DECL)->decl.vindex) : -1)
/* Nesting of things that can have an ON-unit attached. */
extern int action_nesting_level;
/* The DECL_NAME of a FIELD_DECL that represents the ELSE part of a variant. */
#define ELSE_VARIANT_NAME ridpointers[(int) RID_ELSE]
/* For a LABEL_DECL: action_nesting_level of its target. */
#define DECL_ACTION_NESTING_LEVEL(NODE) ((NODE)->decl.saved_insns.i)
#define DECL_OLD_PREFIX(DECL) ((DECL)->decl.initial)
#define DECL_NEW_PREFIX(DECL) ((DECL)->decl.result)
#define DECL_POSTFIX(DECL) ((DECL)->decl.arguments)
extern tree ALL_POSTFIX;
#define DECL_SEIZEFILE(DECL) ((DECL)->decl.size)
#define DECL_POSTFIX_ALL(DECL) (DECL_POSTFIX(DECL) == ALL_POSTFIX)
#define DECL_OLD_NAME(DECL) decl_old_name(DECL)
/* For a siezefile name this means restricted usage of this file.
In this case, the USE_SEIZE_FILE directive will not be copied
into the grant file */
#define CH_USE_SEIZEFILE_RESTRICTED(NODE) TREE_LANG_FLAG_4(NODE)
extern tree decl_old_name PARAMS ((tree));
/* for selective granting, mark as already granted */
#define CH_ALREADY_GRANTED(NODE) TREE_LANG_FLAG_4(NODE)
/* to store the receiving process of that signal
at definition time */
#define IDENTIFIER_SIGNAL_DEST(NODE) \
(((struct lang_identifier *)(NODE))->signal_dest)
/* indicates a signal with no data */
#define IDENTIFIER_SIGNAL_DATA(NODE) \
(((struct lang_identifier *)(NODE))->signal_data)
/* In identifiers, C uses the following fields in a special way:
TREE_PUBLIC to record that there was a previous local extern decl.
TREE_USED to record that such a decl was used.
TREE_ADDRESSABLE to record that the address of such a decl was used. */
/* Nonzero means reject anything that Z.200 Recommendation forbids. */
extern int pedantic;
/* the prototypical CHILL INSTANCE type */
extern tree instance_type_node;
/* Non-zero if type or expr depends on non-resolved identifier. */
#define UNSATISFIED(expr) \
(UNSATISFIED_FLAG (expr) || TREE_CODE (expr) == IDENTIFIER_NODE)
#define UNSATISFIED_FLAG(expr) TREE_LANG_FLAG_3 (expr)
/* Non-zero in a TREE_LIST if part of a labelled structure tuple. */
#define TUPLE_NAMED_FIELD(LIST) TREE_LANG_FLAG_1(LIST)
/* In an ARRAY_TYPE, RECORD_TYPE or UNION_TYPE, nonzero if any component
is read-only. */
#define TYPE_FIELDS_READONLY(type) TREE_LANG_FLAG_1 (type)
/* True if TYPE has the "read-only property." */
#define TYPE_READONLY_PROPERTY(TYPE) \
(TYPE_READONLY (TYPE) || TYPE_FIELDS_READONLY (TYPE))
/* In a RECORD_TYPE or UNION_TYPE, nonzero if any component is volatile. */
#define C_TYPE_FIELDS_VOLATILE(type) TREE_LANG_FLAG_2 (type)
/* In a CASE selector expression, nonzero if any alternative specifies (ELSE) for
that selector. */
#define ELSE_LABEL_SPECIFIED(expr) TREE_LANG_FLAG_2 (expr)
/* CH_CHARS_TYPE_P(TYPE) is true iff TYPE is a character string type.
There is no essential difference between a string and a (one-dimensional)
character array, at least for non-varying types. I don't know where
the Chill designers got the idea that it was useful to make a distinction.
(I suspect packing might be involved, but on a byte-adressable machine
we don't care.) Since we want the same code to be generated for
char arrays as for char strings, we use the same representation for
both. But we still need to distinguish them for the sake a Chill
type checking. We do that using TYPE_STRING_FLAG. */
#define MARK_AS_STRING_TYPE(TYPE) (TYPE_STRING_FLAG (TYPE) = 1)
#define CH_CHARS_TYPE_P(type) \
(TREE_CODE (type) == ARRAY_TYPE && TREE_CODE(TREE_TYPE(type)) == CHAR_TYPE \
&& TYPE_STRING_FLAG (type))
/* True if TYPE is CHARS(1). */
#define CH_CHARS_ONE_P(TYPE) (CH_CHARS_TYPE_P(TYPE) \
&& integer_zerop (TYPE_MAX_VALUE (TYPE_DOMAIN (TYPE))))
/* True if TYPE is a bitstring (BOOLS or BIT) type.
The TYPE_STRING_FLAG is used to distinguish a bitstring from a powerset. */
#define CH_BOOLS_TYPE_P(type) \
(TREE_CODE (type) == SET_TYPE && TYPE_STRING_FLAG (type))
/* True if TYPE is BOOLS(1). */
#define CH_BOOLS_ONE_P(TYPE) (CH_BOOLS_TYPE_P(TYPE) \
&& integer_zerop (TYPE_MAX_VALUE (TYPE_DOMAIN (TYPE))))
/* Value is nonzero if TYPE is a CHILL string type.
See CH_CHARS_TYPE_P and CH_BOOLS_TYPE_P above. */
#define CH_STRING_TYPE_P(type) \
((TREE_CODE (type) == ARRAY_TYPE || TREE_CODE (type) == SET_TYPE) \
&& TYPE_STRING_FLAG (type))
/* In a RECORD_TYPE, a sorted array of the fields of the type. */
struct lang_type_record
{
int len;
tree tasking_code_decl;
tree elts[1];
};
struct lang_type
{
union
{
struct lang_type_record rec;
} foo;
};
struct lang_decl
{
union
{
tree stuff;
} foo;
};
/* A tasking type's corresponding tasking_code_variable has its
decl pointer in here. */
#define DECL_TASKING_CODE_DECL(DECL) (DECL_LANG_SPECIFIC(DECL))
/* A pointer to an as-yet undefined type. */
extern tree unknown_type_node;
/* The CHILL type INT (either integer_type_node or
short_integer_type_node). */
extern tree chill_integer_type_node;
extern tree chill_unsigned_type_node;
/* Nonzero for FIELD_DECL node means that this FIELD_DECL is
a member of a union construct. */
#define TREE_UNION_ELEM(NODE) ((NODE)->decl.regdecl_flag) /* overloaded! */
/* Mark which labels are explicitly declared.
These may be shadowed, and may be referenced from nested functions. */
#define C_DECLARED_LABEL_FLAG(label) TREE_LANG_FLAG_1 (label)
/* Record whether a type was written with nonconstant size.
Note that TYPE_SIZE may have simplified to a constant. */
#define C_TYPE_VARIABLE_SIZE(type) TYPE_LANG_FLAG_1 (type)
#define DECL_WEAK_NAME(DECL) DECL_LANG_FLAG_0(DECL)
/* These are for FUNCTION_DECLs. */
#define CH_DECL_GENERAL(DECL) DECL_LANG_FLAG_1(DECL)
#define CH_DECL_SIMPLE(DECL) DECL_LANG_FLAG_2(DECL)
#define CH_DECL_RECURSIVE(DECL) DECL_LANG_FLAG_3(DECL)
#define CH_FUNCTION_SETS_RESULT(DECL) DECL_LANG_FLAG_6(DECL)
/* For a CONST_DECL, indicates that it was implicitly declared
in a SET mode declaration, and it should not be explicitly granted. */
#define CH_DECL_ENUM(DECL) DECL_LANG_FLAG_3(DECL)
/* in a FIELD_DECL use DECL_LANG_FLAG_4 to mark FORBID in a grant-statement */
#define CH_DECL_FORBID(DECL) DECL_LANG_FLAG_4(DECL)
/* in an ALIAS_DECL use DECL_LANG_FLAG_4 to mark decl was granted */
#define CH_DECL_GRANTED(DECL) DECL_LANG_FLAG_4(DECL)
/* (in a non-FIELD_DECL) note that this decl was hidden by push_module(). */
#define DECL_HIDDEN_BY_MODULE(decl) DECL_LANG_FLAG_4 (decl)
/* Record in each node resulting from a binary operator
what operator was specified for it. */
#define C_EXP_ORIGINAL_CODE(exp) ((enum tree_code) TREE_COMPLEXITY (exp))
/* Store a value in that field. */
#define C_SET_EXP_ORIGINAL_CODE(exp, code) \
(TREE_COMPLEXITY (exp) = (int)(code))
/* Record whether a typedef for type `int' was actually `signed int'. */
#define C_TYPEDEF_EXPLICITLY_SIGNED(exp) DECL_LANG_FLAG_1 ((exp))
/* For FUNCTION_TYPE, a hidden list of types of arguments. The same as
TYPE_ARG_TYPES for functions with prototypes, but created for functions
without prototypes. */
#define TYPE_ACTUAL_ARG_TYPES(NODE) TYPE_NONCOPIED_PARTS (NODE)
/* For FUNCTION_TYPE or METHOD_TYPE, a list of the
(names of) exceptions that this type can raise. */
#define TYPE_RAISES_EXCEPTIONS(NODE) ((NODE)->type.minval)
/* For UNION_TYPE, the list of tag fields that distinguishes the members. */
#define TYPE_TAGFIELDS(NODE) ((NODE)->type.minval)
/* For RECORD_TYPE, the tag values that select it. */
#define TYPE_TAG_VALUES(NODE) TYPE_BINFO(NODE)
/* For VAR_DECL, TYPE_DECL, FUNCTION_DECL, indicates that
the DECL was read from a seizefile but not seized */
#define CH_DECL_NOTDECLARED(DECL) DECL_LANG_FLAG_5(DECL)
/* For FUNCTION_DECL's, mark as PROCESSEs. */
#define CH_DECL_PROCESS(DECL) DECL_LANG_FLAG_7(DECL)
/* For TYPE_DECL's, mark as SIGNALs. */
#define CH_DECL_SIGNAL(DECL) DECL_LANG_FLAG_7(DECL)
/* Macros using terminology of the CHILL Blue Book. */
/* A class is either Null, All, M-value, M-derived, or M-reference,
where M is some mode (type). */
enum ch_class_kind {
CH_ALL_CLASS, CH_NULL_CLASS,
CH_VALUE_CLASS, CH_DERIVED_CLASS, CH_REFERENCE_CLASS
};
typedef struct ch_class {
enum ch_class_kind kind;
tree mode; /* The 'M' in M-value, M-derived, or M-reference. */
} ch_class;
struct mode_chain; /* Forward reference */
#define CH_IS_REFERENCE_MODE(MODE) (TREE_CODE (MODE) == POINTER_TYPE)
#define CH_IS_BOUND_REFERENCE_MODE(MODE) \
(TREE_CODE (MODE) == POINTER_TYPE && TREE_TYPE(MODE) != void_type_node)
#define CH_IS_PROCEDURE_MODE(MODE) (TREE_CODE (MODE) == FUNCTION_TYPE)
#define CH_IS_INSTANCE_MODE(MODE) (CH_SIMILAR (MODE, instance_type_node))
#define CH_IS_BUFFER_MODE(MODE) (TYPE_LANG_FLAG_3(MODE))
#define CH_IS_EVENT_MODE(MODE) (TYPE_LANG_FLAG_4(MODE))
/* This is TRUE if the set is numbered, which makes pred/succ
unusable */
#define CH_ENUM_IS_NUMBERED(MODE) (TYPE_LANG_FLAG_5(MODE))
/* for ACCESS, and TEXT mode */
#define CH_IS_ACCESS_MODE(MODE) (TYPE_LANG_FLAG_2(MODE))
#define CH_IS_TEXT_MODE(MODE) (TYPE_LANG_FLAG_6(MODE))
#define CH_IS_ASSOCIATION_MODE(MODE) (CH_SIMILAR (MODE, association_type_node))
#define CH_IS_USAGE_MODE(MODE) (CH_SIMILAR (MODE, usage_type_node))
#define CH_IS_WHERE_MODE(MODE) (CH_SIMILAR (MODE, where_type_node))
/* for RECORD or ARRAY type */
#define CH_TYPE_NONVALUE_P(MODE) (TYPE_LANG_FLAG_0(MODE))
/* CH_NOVELTY is the novelty of a mode: NULL_TREE means the novelty is nil;
otherwise a TYPE_DECL matching the defining occurrence of a newmode. */
#define CH_NOVELTY(MODE) TYPE_CONTEXT(MODE)
/* Set the novelty of MODE to NOVELTY (which is assumed to be non-nil). */
#define SET_CH_NOVELTY(MODE, NOVELTY) (CH_NOVELTY (MODE) = (NOVELTY))
#define SET_CH_NOVELTY_NONNIL(MODE, NOVELTY) (CH_NOVELTY (MODE) = (NOVELTY))
/* CH_DERIVED_FLAG is true the class of EXPR is X-derived for some X. */
#define CH_DERIVED_FLAG(EXPR) TREE_LANG_FLAG_5(EXPR)
#define CH_HAS_REFERENCING_PROPERTY(MODE) \
(TREE_CODE (MODE) == POINTER_TYPE) /* incomplete FIXME! */
/* CH_COMPATIBLE(EXPR, MODE) is true if the class of EXPR is
"compatible" with the type MODE. */
#define CH_COMPATIBLE(EXPR, MODE) chill_compatible(EXPR, MODE)
#define CH_COMPATIBLE_CLASSES(EXPR1, EXPR2) chill_compatible_classes(EXPR1, EXPR2)
#define CH_STATIC_MODE(MODE) 1 /* for now */
#define CH_SIMILAR(MODE1, MODE2) chill_similar(MODE1, MODE2, 0)
#define CH_ROOT_MODE(MODE) chill_root_mode(MODE)
#define CH_RESULTING_CLASS(C1, C2) chill_resulting_class(C1, C2)
#define CH_ROOT_RESULTING_CLASS(E1, E2) \
CH_RESULTING_CLASS (chill_expr_class(E1), chill_expr_class(E2))
#define CH_RESULTING_MODE(MODE1, MODE2) chill_resulting_mode(MODE1, MODE2)
#define CH_V_EQUIVALENT(MODE1, MODE2) (CH_SIMILAR(MODE1, MODE2) \
&& CH_NOVELTY(MODE1) == CH_NOVELTY(MODE2))
#define CH_EQUIVALENT(MODE1, MODE2) \
(!integer_zerop (chill_equivalent (MODE1, MODE2, 0)))
#define CH_RESTRICTABLE_TO(MODE1, MODE2) \
CH_EQUIVALENT(MODE1, MODE2) /* && some more stuff FIXME! */
/* pass an OFFSET_TYPE or REFERENCE_TYPE's underlying type to SCALAR_P */
#define CH_READ_COMPATIBLE(modeM, modeN) chill_read_compatible(modeM, modeN)
#define SCALAR_P(TYPE) (TYPE != NULL_TREE \
&& (TREE_CODE (TYPE) == INTEGER_TYPE \
|| TREE_CODE (TYPE) == REAL_TYPE \
|| TREE_CODE (TYPE) == ENUMERAL_TYPE \
|| TREE_CODE (TYPE) == BOOLEAN_TYPE \
|| TREE_CODE (TYPE) == CHAR_TYPE \
|| TREE_CODE (TYPE) == POINTER_TYPE \
|| TREE_CODE (TYPE) == INSTANCE_TYPE))
#define CH_REFERABLE(EXPR) chill_referable(EXPR)
#define CH_LOCATION_P(EXPR) chill_location (EXPR)
/* Standard named or nameless data types of the C compiler. */
/* Nonzero means `$' can be in an identifier. */
extern int dollars_in_ident;
/* Nonzero means allow type mismatches in conditional expressions;
just make their values `void'. */
extern int flag_cond_mismatch;
/* Nonzero means don't recognize the keyword `asm'. */
extern int flag_no_asm;
/* Nonzero means warn about implicit declarations. */
extern int warn_implicit;
/* Nonzero means give string constants the type `const char *'
to get extra warnings from them. These warnings will be too numerous
to be useful, except in thoroughly ANSIfied programs. */
extern int warn_write_strings;
/* Nonzero means warn about sizeof (function) or addition/subtraction
of function pointers. */
extern int warn_pointer_arith;
/* Nonzero means warn for all old-style non-prototype function decls. */
extern int warn_strict_prototypes;
/* Nonzero means warn about multiple (redundant) decls for the same single
variable or function. */
extern int warn_redundant_decls;
/* Nonzero means warn about extern declarations of objects not at
file-scope level and about *all* declarations of functions (whether
extern or static) not at file-scope level. Note that we exclude
implicit function declarations. To get warnings about those, use
-Wimplicit. */
extern int warn_nested_externs;
/* Nonzero means warn about pointer casts that can drop a type qualifier
from the pointer target type. */
extern int warn_cast_qual;
/* Warn about traditional constructs whose meanings changed in ANSI C. */
extern int warn_traditional;
/* Warn about *printf or *scanf format/argument anomalies. */
extern int warn_format;
/* Warn about a subscript that has type char. */
extern int warn_char_subscripts;
/* Warn if a type conversion is done that might have confusing results. */
extern int warn_conversion;
/* Warn if switch labels aren't complete, or are duplicated */
extern int warn_switch;
/* Nonzero means do some things the same way PCC does. */
extern int flag_traditional;
/* Nonzero means warn about suggesting putting in ()'s. */
extern int warn_parentheses;
/* Nonzero means we are reading code that came from a system header file. */
extern int system_header_p;
/* One means range checking is on; <= 0 off; -1 permanently off. */
extern int range_checking;
/* 0 means empty checking is off, else it is on */
extern int empty_checking;
/* 1 means -fruntime-checking specified (default), o means -fno-runtime-checking */
extern int runtime_checking_flag;
/* Type node for boolean types. */
extern tree boolean_type_node;
extern tree signed_boolean_type_node;
extern tree string_one_type_node;
extern tree bitstring_one_type_node, bit_zero_node, bit_one_node;
/* a VOID_TYPE node, packaged in a TREE_LIST. */
extern tree void_list_node;
/* Chill language-specific tree codes. */
#define DEFTREECODE(SYM, NAME, TYPE, LENGTH) SYM,
enum chill_tree_code {
__DUMMY = LAST_AND_UNUSED_TREE_CODE,
#include "ch-tree.def"
LAST_CHILL_TREE_CODE
};
#undef DEFTREECODE
enum chill_built_in_function
{
DUMMY_FIRST_CHILL_BUILT_IN = END_BUILTINS,
BUILT_IN_CH_ABS,
BUILT_IN_ABSTIME,
BUILT_IN_ADDR,
BUILT_IN_ALLOCATE,
BUILT_IN_ALLOCATE_GLOBAL_MEMORY,
BUILT_IN_ALLOCATE_MEMORY,
BUILT_IN_ARCCOS,
BUILT_IN_ARCSIN,
BUILT_IN_ARCTAN,
BUILT_IN_ASSOCIATE,
BUILT_IN_CARD,
BUILT_IN_CONNECT,
BUILT_IN_COPY_NUMBER,
BUILT_IN_CH_COS,
BUILT_IN_CREATE,
BUILT_IN_DAYS,
BUILT_IN_CH_DELETE,
BUILT_IN_DESCR,
BUILT_IN_DISCONNECT,
BUILT_IN_DISSOCIATE,
BUILT_IN_EOLN,
BUILT_IN_EXP,
BUILT_IN_EXPIRED,
BUILT_IN_EXISTING,
BUILT_IN_GEN_CODE,
BUILT_IN_GEN_INST,
BUILT_IN_GEN_PTYPE,
BUILT_IN_GETASSOCIATION,
BUILT_IN_GETSTACK,
BUILT_IN_GETTEXTACCESS,
BUILT_IN_GETTEXTINDEX,
BUILT_IN_GETTEXTRECORD,
BUILT_IN_GETUSAGE,
BUILT_IN_HOURS,
BUILT_IN_INDEXABLE,
BUILT_IN_INTTIME,
BUILT_IN_ISASSOCIATED,
BUILT_IN_LENGTH,
BUILT_IN_LOG,
BUILT_IN_LOWER,
BUILT_IN_LN,
BUILT_IN_MAX,
BUILT_IN_MILLISECS,
BUILT_IN_MIN,
BUILT_IN_MINUTES,
BUILT_IN_MODIFY,
BUILT_IN_NUM,
BUILT_IN_OUTOFFILE,
BUILT_IN_PRED,
BUILT_IN_PROC_TYPE,
BUILT_IN_QUEUE_LENGTH,
BUILT_IN_READABLE,
BUILT_IN_READRECORD,
BUILT_IN_READTEXT,
BUILT_IN_RETURN_MEMORY,
BUILT_IN_SECS,
BUILT_IN_SETTEXTACCESS,
BUILT_IN_SETTEXTINDEX,
BUILT_IN_SETTEXTRECORD,
BUILT_IN_SEQUENCIBLE,
BUILT_IN_SIZE,
BUILT_IN_SQRT,
BUILT_IN_SUCC,
BUILT_IN_CH_SIN,
BUILT_IN_TAN,
BUILT_IN_TRUNC,
BUILT_IN_TERMINATE,
BUILT_IN_UPPER,
BUILT_IN_VARIABLE,
BUILT_IN_WAIT,
BUILT_IN_WRITEABLE,
BUILT_IN_WRITERECORD,
BUILT_IN_WRITETEXT,
};
/* name of additional (compiler generated) arguments for
functions which may propagate exceptions. */
#define CALLER_FILE "__CALLER_FILE__"
#define CALLER_LINE "__CALLER_LINE__"
/* field-name strings for the fields of the structure which
represents a CHILL VARYING array. The angle brackets assure
that no user-defined structure can match this one.
This field holds, at runtime, the current length of the
array, in UNITS, not including the length itself. It's an
integer_type_node */
#define VAR_LENGTH "__var_length"
/* This field is statically allocated to the user-defined
size, but contains valid array entries starting from the
first allocated space, proceeding for VAR_LENGTH bytes.
There are no holes in the data; the user isn't allowed
to store beyond the first available entry. */
#define VAR_DATA "__var_data"
/* This field is the name of the array, encapsulated in the CHILL
structure used to represent an array type parameter. */
/*#define ARRAY_DATA "__array_data"*/
/* The CHILL INSTANCE type is composed of two CHILL integer
fields, the process_type (set by the user with the
process_type compiler directive, and the proc_copy field,
which is set by the start_process call's first parameter. */
#define INS_PTYPE "__proc_type"
#define INS_COPY "__proc_copy"
/* This is the actual array type inside the VARYING struct */
#define CH_VARYING_ARRAY_TYPE(TYPE) TREE_TYPE (TREE_CHAIN (TYPE_FIELDS (TYPE)))
/* Identifiers which hold the VAR_LENGTH and VAR_DATA strings. */
extern tree var_length_id;
extern tree var_data_id;
/* A RANGE_EXPR representing an ELSE in a case label. */
extern tree case_else_node;
#if 0 /* changed to function */
/* return non-zero if type is a compiler-generated VARYING array record */
#define CH_VARYING_TYPE_P(type) (TREE_CODE (type) == RECORD_TYPE && \
DECL_NAME (TYPE_FIELDS (type)) == \
get_identifier (VAR_LENGTH) && \
DECL_NAME (TREE_CHAIN (TYPE_FIELDS (type))) == \
get_identifier (VAR_DATA) && \
TREE_CHAIN (CH_VARYING_ARRAY_TYPE (type)) == NULL_TREE)
#endif
/* in c-aux-info.c */
extern void gen_aux_info_record PARAMS ((tree, int, int, int));
/* in c-common.c */
extern tree combine_strings PARAMS ((tree));
extern void constant_expression_warning PARAMS ((tree));
extern void decl_attributes PARAMS ((tree, tree));
extern void declare_function_name PARAMS ((void));
#ifdef BUFSIZ
extern char *get_directive_line PARAMS ((FILE *));
#endif
extern tree shorten_compare PARAMS ((tree *, tree *, tree *, enum tree_code *));
/* in c-decl.c */
extern tree wchar_type_node, signed_wchar_type_node, unsigned_wchar_type_node;
extern tree default_function_type;
extern tree double_ftype_double, double_ftype_double_double;
extern tree int_ftype_int, long_ftype_long;
extern tree void_ftype_ptr_ptr_int, int_ftype_ptr_ptr_int;
extern tree void_ftype_ptr_int_int, string_ftype_ptr_ptr;
extern tree int_ftype_string_string, int_ftype_cptr_cptr_sizet;
/* Nodes for boolean constants TRUE and FALSE */
extern tree boolean_true_node, boolean_false_node;
extern tree global_function_decl;
/* in except.c */
extern void except_init_pass_2 PARAMS ((void));
extern void push_handler PARAMS ((void));
extern void pop_handler PARAMS ((int));
/* in ch-loop.c */
extern int flag_local_loop_counter;
extern void push_loop_block PARAMS ((void));
extern void pop_loop_block PARAMS ((void));
extern void build_loop_start PARAMS ((tree));
extern void top_loop_end_check PARAMS ((tree));
extern void build_loop_end PARAMS ((void));
extern void build_loop_iterator PARAMS ((tree, tree, tree, tree, int, int, int));
extern void begin_loop_scope PARAMS ((void));
extern void end_loop_scope PARAMS ((tree));
extern void nonvalue_begin_loop_scope PARAMS ((void));
extern void nonvalue_end_loop_scope PARAMS ((void));
extern tree build_enumerator PARAMS ((tree, tree));
extern tree c_build_type_variant PARAMS ((tree, int, int));
extern int c_decode_option PARAMS ((int, char **));
extern void c_mark_varargs PARAMS ((void));
extern void clear_parm_order PARAMS ((void));
extern tree combine_parm_decls PARAMS ((tree, tree, int));
extern int complete_array_type PARAMS ((tree, tree, int));
extern void declare_parm_level PARAMS ((int));
extern tree define_label PARAMS ((char *, int, tree));
extern void delete_block PARAMS ((tree));
extern void finish_decl PARAMS ((tree));
extern tree finish_enum PARAMS ((tree, tree));
extern void finish_function PARAMS ((int));
extern tree finish_struct PARAMS ((tree, tree));
extern tree get_parm_decls PARAMS ((void));
extern tree get_parm_info PARAMS ((int));
extern tree getdecls PARAMS ((void));
extern tree gettags PARAMS ((void));
extern int global_bindings_p PARAMS ((void));
extern tree grokfield PARAMS ((char *, int, tree, tree, tree));
extern tree groktypename PARAMS ((tree));
extern tree groktypename_in_parm_context PARAMS ((tree));
extern tree implicitly_declare PARAMS ((tree));
extern void init_decl_processing PARAMS ((void));
extern void insert_block PARAMS ((tree));
extern void keep_next_level PARAMS ((void));
extern int kept_level_p PARAMS ((void));
extern tree lookup_label PARAMS ((tree));
extern tree lookup_name PARAMS ((tree));
extern tree maybe_build_cleanup PARAMS ((tree));
extern void parmlist_tags_warning PARAMS ((void));
extern void pending_xref_error PARAMS ((void));
extern void pop_chill_function_context PARAMS ((void));
extern tree poplevel PARAMS ((int, int, int));
#ifdef BUFSIZ
extern void print_lang_decl PARAMS ((FILE *,tree, int));
extern void print_lang_identifier PARAMS ((FILE *,tree, int));
extern void print_lang_type PARAMS ((FILE *,tree, int));
#endif
extern void push_chill_function_context PARAMS ((void));
extern void push_parm_decl PARAMS ((tree));
extern tree pushdecl PARAMS ((tree));
extern tree pushdecl_top_level PARAMS ((tree));
extern void pushlevel PARAMS ((int));
extern void set_block PARAMS ((tree));
extern tree shadow_label PARAMS ((tree));
extern void shadow_record_fields PARAMS ((tree));
extern void shadow_tag PARAMS ((tree));
extern void shadow_tag_warned PARAMS ((tree, int));
extern tree start_enum PARAMS ((tree));
extern int start_function PARAMS ((tree, tree, int));
extern tree start_decl PARAMS ((tree, tree, int));
extern tree start_struct PARAMS ((enum tree_code, tree));
extern void store_parm_decls PARAMS ((void));
extern tree xref_tag PARAMS ((enum tree_code, tree));
/* in c-typeck.c */
extern tree build_array_ref PARAMS ((tree, tree));
extern tree build_c_cast PARAMS ((tree, tree));
extern tree build_chill_modify_expr PARAMS ((tree, tree));
extern tree build_chill_component_ref PARAMS ((tree, tree));
extern tree build_component_ref PARAMS ((tree, tree));
extern tree build_compound_expr PARAMS ((tree));
extern tree build_conditional_expr PARAMS ((tree, tree, tree));
extern tree build_function_call PARAMS ((tree, tree));
extern tree build_indirect_ref PARAMS ((tree, char *));
extern tree build_modify_expr PARAMS ((tree, enum tree_code, tree));
extern tree build_unary_op PARAMS ((enum tree_code, tree, int));
extern tree c_alignof PARAMS ((tree));
extern tree c_alignof_expr PARAMS ((tree));
extern void c_expand_asm_operands PARAMS ((tree, tree, tree, tree, int, char *, int));
extern tree c_sizeof PARAMS ((tree));
extern void c_expand_return PARAMS ((tree));
extern tree c_expand_start_case PARAMS ((tree));
extern tree common_type PARAMS ((tree, tree));
extern tree copy_novelty PARAMS ((tree, tree));
extern tree default_conversion PARAMS ((tree));
extern void finish_init PARAMS ((void));
extern tree parser_build_binary_op PARAMS ((enum tree_code, tree, tree));
extern tree pop_init_level PARAMS ((int));
extern void process_init_default PARAMS ((tree));
extern void process_init_element PARAMS ((tree));
extern void push_init_level PARAMS ((int));
extern void really_start_incremental_init PARAMS ((tree));
extern void set_init_index PARAMS ((tree, tree));
extern void set_init_label PARAMS ((tree));
extern void start_init PARAMS ((tree, tree, int));
extern void store_init_value PARAMS ((tree, tree));
extern tree valid_array_index_p PARAMS ((tree, tree, const char *, int));
/* in ch/actions.c */
extern int grant_only_flag;
extern void allocate_lang_decl PARAMS ((tree));
extern tree build_chill_abs PARAMS ((tree));
extern tree build_chill_array_ref_1 PARAMS ((tree, tree));
extern tree build_chill_array_ref PARAMS ((tree, tree));
extern tree build_chill_bin_type PARAMS ((tree));
extern tree build_chill_binary_op PARAMS ((enum chill_tree_code, tree, tree));
extern tree build_chill_card PARAMS ((tree));
extern tree build_chill_case_expr PARAMS ((tree, tree, tree));
extern tree build_cause_exception PARAMS ((tree, int));
extern tree build_chill_exception_decl PARAMS ((const char *));
extern tree build_chill_function_call PARAMS ((tree, tree));
extern tree build_chill_length PARAMS ((tree));
extern tree build_chill_indirect_ref PARAMS ((tree, tree, int));
extern tree build_chill_lower PARAMS ((tree));
extern tree build_chill_max PARAMS ((tree));
extern tree build_chill_min PARAMS ((tree));
extern tree build_chill_num PARAMS ((tree));
extern tree build_chill_repetition_op PARAMS ((tree, tree));
extern tree build_chill_sizeof PARAMS ((tree));
extern tree build_chill_slice PARAMS ((tree, tree, tree));
extern tree build_chill_slice_with_range PARAMS ((tree, tree, tree));
extern tree build_chill_slice_with_length PARAMS ((tree, tree, tree));
extern tree build_chill_struct_type PARAMS ((tree));
extern tree build_chill_unary_op PARAMS ((enum chill_tree_code, tree));
extern tree build_chill_upper PARAMS ((tree));
extern tree build_exception_variant PARAMS ((tree, tree));
extern tree build_generalized_call PARAMS ((tree, tree));
extern tree build_lang_decl PARAMS ((enum chill_tree_code, tree, tree));
extern tree build_rts_call PARAMS ((const char *, tree, tree));
extern tree build_varying_struct PARAMS ((tree));
extern void chill_check_decl PARAMS ((tree));
extern tree chill_convert_for_assignment PARAMS ((tree, tree, const char *));
extern void chill_expand_return PARAMS ((tree, int));
extern void chill_expand_result PARAMS ((tree, int));
extern void chill_handle_case_default PARAMS ((void));
extern void chill_handle_case_label PARAMS ((tree, tree));
extern int chill_varying_string_type_p PARAMS ((tree));
extern int chill_varying_type_p PARAMS ((tree));
extern int ch_singleton_set PARAMS ((tree));
extern tree check_expression PARAMS ((tree, tree, tree));
extern void check_missing_cases PARAMS ((tree));
extern tree check_non_null PARAMS ((tree));
extern tree check_range PARAMS ((tree, tree, tree,tree));
extern void cond_type_range_exception PARAMS ((tree));
extern void expand_cause_exception PARAMS ((tree));
extern tree finish_chill_binary_op PARAMS ((tree));
extern tree finish_chill_unary_op PARAMS ((tree));
extern tree high_domain_value PARAMS ((tree));
extern tree low_domain_value PARAMS ((tree));
extern tree maybe_array_ref PARAMS ((tree, tree));
extern void maybe_chill_check_decl PARAMS ((tree));
extern tree powersetlen PARAMS ((tree));
extern tree test_range PARAMS ((tree, tree, tree));
/* in ch/convert.c */
extern tree build_array_type_for_scalar PARAMS ((tree));
extern tree convert PARAMS ((tree, tree));
extern tree convert_from_reference PARAMS ((tree));
extern tree convert_to_class PARAMS ((ch_class, tree));
extern const char *display_int_cst PARAMS ((tree));
/* in ch/decl.c */
extern tree build_enumerator PARAMS ((tree, tree));
extern tree chill_munge_params PARAMS ((tree, tree, tree));
extern tree build_chill_function_type PARAMS ((tree, tree, tree, tree));
extern tree decl_temp1 PARAMS ((tree, tree, int, tree, int, int));
extern void do_based_decls PARAMS ((tree, tree, tree));
extern void do_chill_outparms PARAMS ((void));
extern tree do_decl PARAMS ((tree, tree, int, int, tree, int));
extern void do_decls PARAMS ((tree, tree, int, int, tree, int));
extern void expand_chill_outparms PARAMS ((void));
extern void find_granted_decls PARAMS ((void));
extern void finish_chill_function PARAMS ((void));
extern tree finish_enum PARAMS ((tree, tree));
extern void fixup_chill_parms PARAMS ((tree));
extern void finish_outer_function PARAMS ((void));
extern unsigned get_type_precision PARAMS ((tree, tree));
extern tree grok_chill_fixedfields PARAMS ((tree, tree, tree));
extern tree grok_chill_variantdefs PARAMS ((tree, tree, tree));
extern void layout_enum PARAMS ((tree));
/* extern tree lookup_remembered_decl PARAMS ((HOST_WIDE_INT, tree)); */
extern void lookup_and_expand_goto PARAMS ((tree));
extern tree lookup_tag_fields PARAMS ((tree, tree));
extern void lookup_and_handle_exit PARAMS ((tree));
extern tree massage_param_node PARAMS ((tree, tree));
extern void pop_module PARAMS ((void));
extern void print_mode PARAMS ((tree));
extern tree push_extern_function PARAMS ((tree, tree, tree, tree, int));
extern void push_extern_process PARAMS ((tree, tree, tree, int));
extern void push_extern_signal PARAMS ((tree, tree, tree));
extern void push_granted PARAMS ((tree, tree));
extern tree push_modedef PARAMS ((tree, tree, int));
extern tree push_module PARAMS ((tree, int));
extern void push_parms PARAMS ((tree, tree, tree));
extern void push_syndecl PARAMS ((tree, tree, tree));
extern int result_never_set;
extern void save_expr_under_name PARAMS ((tree, tree));
extern tree set_module_name PARAMS ((tree));
extern int start_chill_function PARAMS ((tree, tree, tree, tree, tree));
extern void start_outer_function PARAMS ((void));
extern void switch_to_pass_2 PARAMS ((void));
/* in ch/except.c */
extern void chill_check_no_handlers PARAMS ((void));
extern void chill_finish_on PARAMS ((void));
extern void chill_handle_on_labels PARAMS ((tree));
extern void chill_reraise_exceptions PARAMS ((tree));
extern void chill_start_default_handler PARAMS ((void));
extern void chill_start_on PARAMS ((void));
extern void expand_goto_except_cleanup PARAMS ((int));
extern int is_handled PARAMS ((tree));
/* in ch/expr.c */
extern tree build_chill_addr_expr PARAMS ((tree, const char *));
extern tree build_chill_arrow_expr PARAMS ((tree, int));
extern tree build_component_ref PARAMS ((tree, tree));
extern tree build_chill_compound_expr PARAMS ((tree));
extern tree build_chill_descr PARAMS ((tree));
extern void build_chill_descr_type PARAMS ((void));
extern void build_chill_inttime_type PARAMS ((void));
extern tree build_compare_expr PARAMS ((enum tree_code,
tree, tree));
extern tree build_compare_discrete_expr PARAMS ((enum tree_code,
tree, tree));
extern tree check_case_selector PARAMS ((tree));
extern tree check_case_selector_list PARAMS ((tree));
extern tree check_have_mode PARAMS ((tree, const char *));
extern void init_chill_expand PARAMS ((void));
extern void chill_expand_assignment PARAMS ((tree, enum chill_tree_code, tree));
extern void expand_assignment_action PARAMS ((tree, enum chill_tree_code, tree));
extern int compare_int_csts PARAMS ((enum chill_tree_code,
tree, tree));
extern void expand_varying_length_assignment PARAMS ((tree, tree));
extern tree force_addr_of PARAMS ((tree));
extern tree resolve_component_ref PARAMS ((tree));
extern tree truthvalue_conversion PARAMS ((tree));
extern tree varying_to_slice PARAMS ((tree));
/* in ch/grant.c */
extern void chill_finish_compile PARAMS ((void));
extern void chill_seize PARAMS ((tree, tree, tree));
extern void start_outer_function PARAMS ((void));
extern void finish_chill_seize PARAMS ((tree));
extern void chill_grant PARAMS ((tree,tree, tree, tree));
extern void set_default_grant_file PARAMS ((void));
extern void set_identifier_size PARAMS ((int));
extern void write_grant_file PARAMS ((void));
extern void write_spec_module PARAMS ((tree, tree));
/* in ch/lang.c */
extern tree string_index_type_dummy;
extern tree integer_minus_one_node;
extern int flag_old_strings;
extern void GNU_xref_begin PARAMS ((void));
extern void GNU_xref_end PARAMS ((void));
extern tree build_chill_array_type PARAMS ((tree, tree, int, tree));
extern tree build_chill_struct_type PARAMS ((tree));
extern tree build_chill_pointer_type PARAMS ((tree));
extern tree build_chill_range_type PARAMS ((tree, tree, tree));
extern tree build_chill_reference_type PARAMS ((tree));
extern tree build_simple_array_type PARAMS ((tree, tree, tree));
extern tree const_expr PARAMS ((tree));
extern tree get_identifier3 PARAMS ((const char *, const char *, const char *));
extern tree layout_chill_array_type PARAMS ((tree));
extern tree layout_chill_range_type PARAMS ((tree, int));
extern tree layout_chill_pointer_type PARAMS ((tree));
extern tree layout_chill_struct_type PARAMS ((tree));
extern tree layout_chill_variants PARAMS ((tree));
extern tree layout_powerset_type PARAMS ((tree));
extern tree lookup_interface PARAMS ((tree));
extern tree maybe_building_objc_message_expr PARAMS ((void));
extern void maybe_objc_check_decl PARAMS ((tree));
extern int maybe_objc_comptypes PARAMS ((tree, tree));
extern int recognize_objc_keyword PARAMS ((void));
/* in ch/lex.l */
extern tree use_seizefile_name;
extern tree current_seizefile_name;
extern tree build_chill_string PARAMS ((int, const char *));
extern int check_newline PARAMS ((void));
extern tree get_chill_filename PARAMS ((void));
extern tree get_chill_linenumber PARAMS ((void));
extern void register_seize_path PARAMS ((const char *));
extern void reinit_parse_for_function PARAMS ((void));
extern void mark_use_seizefile_written PARAMS ((tree));
/* in ch/loop.c */
extern void begin_chill_loop PARAMS ((tree, tree));
extern tree build_chill_iterator PARAMS ((tree, tree, tree, int, int, int));
extern void end_chill_loop PARAMS ((void));
extern tree get_unique_identifier PARAMS ((const char *));
/* in ch/inout.c */
extern tree access_recordmode PARAMS ((tree));
extern void invalidate_access_recordmode PARAMS ((tree));
extern tree access_indexmode PARAMS ((tree));
extern tree access_dynamic PARAMS ((tree));
extern tree association_init_value;
extern tree association_type_node;
extern tree build_access_mode PARAMS ((tree, tree, int));
extern tree build_chill_associate PARAMS ((tree, tree, tree));
extern tree build_chill_connect PARAMS ((tree, tree, tree, tree));
extern tree build_chill_create PARAMS ((tree));
extern tree build_chill_delete PARAMS ((tree));
extern tree build_chill_disconnect PARAMS ((tree));
extern tree build_chill_dissociate PARAMS ((tree));
extern tree build_chill_eoln PARAMS ((tree));
extern tree build_chill_existing PARAMS ((tree));
extern tree build_chill_gettextaccess PARAMS ((tree));
extern tree build_chill_getassociation PARAMS ((tree));
extern tree build_chill_gettextindex PARAMS ((tree));
extern tree build_chill_gettextrecord PARAMS ((tree));
extern tree build_chill_getusage PARAMS ((tree));
extern tree build_chill_indexable PARAMS ((tree));
extern tree build_chill_isassociated PARAMS ((tree));
extern tree build_chill_modify PARAMS ((tree, tree));
extern tree build_chill_outoffile PARAMS ((tree));
extern tree build_chill_readable PARAMS ((tree));
extern tree build_chill_readrecord PARAMS ((tree, tree));
extern tree build_chill_readtext PARAMS ((tree, tree));
extern tree build_chill_sequencible PARAMS ((tree));
extern tree build_chill_settextaccess PARAMS ((tree, tree));
extern tree build_chill_settextindex PARAMS ((tree, tree));
extern tree build_chill_settextrecord PARAMS ((tree, tree));
extern tree build_chill_variable PARAMS ((tree));
extern tree build_chill_writeable PARAMS ((tree));
extern tree build_chill_writerecord PARAMS ((tree, tree));
extern tree build_chill_writetext PARAMS ((tree, tree));
extern void build_enum_tables PARAMS ((void));
extern tree build_text_mode PARAMS ((tree, tree, int));
extern tree check_text_length PARAMS ((tree));
extern void init_access_location PARAMS ((tree, tree));
extern void init_text_location PARAMS ((tree, tree));
extern void inout_init PARAMS ((void));
extern tree text_dynamic PARAMS ((tree));
extern tree text_indexmode PARAMS ((tree));
extern tree text_length PARAMS ((tree));
extern tree usage_type_node;
extern tree where_type_node;
/* in ch/parse.c */
extern tree get_type_of PARAMS ((tree));
extern void set_yydebug PARAMS ((int));
extern void yyerror PARAMS ((char *));
extern int pass;
extern int ignoring;
extern int seen_action;
extern int build_constructor;
extern void possibly_define_exit_label PARAMS ((tree));
extern void to_global_binding_level PARAMS ((void));
/* in ch/satisfy.c */
extern tree satisfy_decl PARAMS ((tree, int));
/* in ch/tasking.c */
extern void add_taskstuff_to_list PARAMS ((tree, const char *, tree, tree, tree));
extern void process_buffer_decls PARAMS ((tree, tree, int));
extern tree buffer_element_mode PARAMS ((tree));
extern void invalidate_buffer_element_mode PARAMS ((tree));
extern tree build_buffer_descriptor PARAMS ((tree, tree, tree));
extern tree build_buffer_type PARAMS ((tree, tree));
extern void build_delay_action PARAMS ((tree, tree));
extern tree build_delay_case_start PARAMS ((tree, tree));
extern void build_delay_case_end PARAMS ((tree));
extern void build_delay_case_label PARAMS ((tree, int));
extern tree build_event_type PARAMS ((tree));
extern void build_receive_case_end PARAMS ((tree, tree));
extern int build_receive_case_if_generated PARAMS ((void));
extern tree build_receive_case_label PARAMS ((tree, tree));
extern tree build_receive_case_start PARAMS ((tree));
extern void expand_continue_event PARAMS ((tree));
extern void expand_send_buffer PARAMS ((tree, tree, tree, tree, tree));
extern void expand_send_signal PARAMS ((tree, tree, tree, tree, tree));
extern void build_start_process PARAMS ((tree, tree, tree, tree));
extern tree build_copy_number PARAMS ((tree));
extern tree build_gen_code PARAMS ((tree));
extern tree build_gen_inst PARAMS ((tree, tree));
extern tree build_gen_ptype PARAMS ((tree));
extern void build_instance_type PARAMS ((void));
extern tree build_process_header PARAMS ((tree, tree));
extern void build_process_wrapper PARAMS ((tree, tree));
extern tree build_proc_type PARAMS ((tree));
extern tree build_queue_length PARAMS ((tree));
extern tree build_signal_descriptor PARAMS ((tree, tree));
extern tree build_signal_struct_type PARAMS ((tree, tree, tree));
extern tree build_tasking_struct PARAMS ((void));
extern tree chill_taskingcode_type_node;
extern tree check_queue_size PARAMS ((tree));
extern tree generate_tasking_code_variable PARAMS ((tree, tree *, int));
extern tree get_signal_type_name PARAMS ((tree));
extern tree get_struct_type_name PARAMS ((tree));
extern tree get_tasking_code_name PARAMS ((tree));
extern tree make_process_struct PARAMS ((tree, tree));
extern tree make_signal_struct PARAMS ((tree));
extern tree max_queue_size PARAMS ((tree));
extern void tasking_init PARAMS ((void));
extern void tasking_registry PARAMS ((void));
extern void tasking_setup PARAMS ((void));
/* in ch/timing.c */
extern tree abs_timing_type_node;
extern tree after_stack;
extern void build_after_end PARAMS ((void));
extern void build_after_start PARAMS ((tree, int));
extern void build_after_timeout_start PARAMS ((void));
extern void build_at_action PARAMS ((tree));
extern void build_cycle_end PARAMS ((tree));
extern tree build_cycle_start PARAMS ((tree));
extern tree build_timeout_preface PARAMS ((void));
extern void build_timesupervised_call PARAMS ((tree, tree));
extern tree duration_timing_type_node;
extern void timing_init PARAMS ((void));
/* in ch/tree.c */
extern tree build_alias_decl PARAMS ((tree, tree, tree));
extern tree build_bitstring_type PARAMS ((tree));
extern tree build_powerset_type PARAMS ((tree));
extern tree build_string_type PARAMS ((tree, tree));
extern tree decl_check_rename PARAMS ((tree, tree));
extern tree discrete_count PARAMS ((tree));
extern int list_length PARAMS ((tree));
extern tree munge_exit_label PARAMS ((tree));
extern tree save_if_needed PARAMS ((tree));
/* in ch/typeck.c */
extern tree build_array_from_set PARAMS ((tree));
extern tree build_chill_array_ref PARAMS ((tree, tree));
extern tree build_chill_bitref PARAMS ((tree, tree));
extern tree build_chill_cast PARAMS ((tree, tree));
extern tree chill_equivalent PARAMS ((tree, tree, struct mode_chain*));
extern tree build_init_struct PARAMS ((void));
extern tree build_readonly_type PARAMS ((tree));
extern int chill_compatible PARAMS ((tree, tree));
extern int chill_compatible_classes PARAMS ((tree, tree));
extern ch_class chill_expr_class PARAMS ((tree));
extern tree chill_give_type_to_expr PARAMS ((tree, tree));
extern tree chill_expand_tuple PARAMS ((tree, tree));
extern ch_class chill_expr_class PARAMS ((tree));
extern int chill_location PARAMS ((tree));
extern tree chill_max_vary_array_index PARAMS ((tree));
extern int chill_read_compatible PARAMS ((tree, tree));
extern int chill_referable PARAMS ((tree));
extern tree chill_root_mode PARAMS ((tree));
extern ch_class chill_resulting_class PARAMS ((ch_class, ch_class));
extern tree chill_resulting_mode PARAMS ((tree, tree));
extern int chill_similar PARAMS ((tree, tree, struct mode_chain*));
extern int discrete_type_p PARAMS ((tree));
extern tree convert_to_discrete PARAMS ((tree));
extern tree smash_dummy_type PARAMS ((tree));
extern tree string_assignment_condition PARAMS ((tree, tree));
extern tree type_for_mode PARAMS ((enum machine_mode, int));
extern tree type_for_size PARAMS ((unsigned, int));
extern int valid_array_index PARAMS ((tree, tree));
extern void validate_varying_array_ref PARAMS ((tree, tree));
/* in function.c */
extern void expand_function_end PARAMS ((char *, int, int));
extern void expand_function_start PARAMS ((tree, int));
extern void init_function_start PARAMS ((tree, char *, int));
extern void pop_function_context PARAMS ((void));
extern void push_function_context PARAMS ((void));
/* in integrate.c */
extern void output_inline_function PARAMS ((tree));
/* in toplev.c */
extern void announce_function PARAMS ((tree));
extern int floor_log2_wide PARAMS ((unsigned HOST_WIDE_INT));
extern void rest_of_compilation PARAMS ((tree));
/* in varasm.c */
extern void make_function_rtl PARAMS ((tree));
/* in ???? */
extern void init_iterators PARAMS ((void));
extern int mark_addressable PARAMS ((tree));
extern tree chill_result_decl;
#ifdef RTX_CODE
extern rtx label_rtx PARAMS ((tree));
#endif
extern void permanent_allocation PARAMS ((int));
#ifndef SET_WORD_SIZE
#define SET_WORD_SIZE BITS_PER_WORD
#endif
struct module
{
struct module *next_module; /* Next module, in order of their beginning. */
struct module *prev_module; /* The surrounding module, if any. */
tree name;
tree prefix_name; /* Usually same as name, expect for nested modules.
Used to generate DECL_ASSEMBLER_NAMEs. */
/* procedure_seen indicates a procedure or process was declared.
After this, no SEIZE, DCL, SYN, NEWMODE, SYNMODE statement is allowed */
int procedure_seen;
int is_spec_module;
/* The value of current_nesting_level inside the module. */
int nesting_level;
/* A chain contain one ALIAS_DECL for each 'GRANT foo->bar'.
The DECL_NAME is get_identifier("bar"), and the DECL_INITIAL
is get_identifier("bar"). Only used in pass 1. */
tree granted_decls;
};
extern struct module *current_module;
/* fold a tree to constant as much as possible */
extern tree deep_fold PARAMS ((tree));
extern const char * const gnuchill_version;
#endif
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