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Migrate from devo/gcc/ch.

From-SVN: r22031
parent f6250232
Showing with 1322 additions and 0 deletions
gcc/ch/ch-tree.h 0 → 100644
/* Definitions for CHILL parsing and type checking.
Copyright (C) 1992, 93, 1994 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, 675 Mass Ave, Cambridge, MA 02139, USA. */
#ifndef _CH_TREE_H
#define _CH_TREE_H
#include <stdio.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 PROTO ((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)
extern int maybe_objc_comptypes ();
extern tree maybe_building_objc_message_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 ignore `#ident' directives. */
extern int flag_no_ident;
/* 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 this is a function to call to perform comptypes
on two record types. */
extern int (*comptypes_record_hook) ();
/* 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;
extern tree float_type_node, double_type_node;
extern tree void_type_node, ptr_type_node, const_ptr_type_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 PROTO((tree, int, int, int));
/* in c-common.c */
extern tree combine_strings PROTO((tree));
extern void constant_expression_warning PROTO((tree));
extern void decl_attributes PROTO((tree, tree));
extern void declare_function_name PROTO((void));
extern char *get_directive_line PROTO((FILE *));
extern tree shorten_compare PROTO((tree *, tree *, tree *, enum tree_code *));
/* in c-decl.c */
extern tree short_integer_type_node, integer_type_node;
extern tree long_integer_type_node, long_long_integer_type_node;
extern tree short_unsigned_type_node, unsigned_type_node;
extern tree long_unsigned_type_node, long_long_unsigned_type_node;
extern tree ptrdiff_type_node;
extern tree unsigned_char_type_node, signed_char_type_node, char_type_node;
extern tree wchar_type_node, signed_wchar_type_node, unsigned_wchar_type_node;
extern tree float_type_node, double_type_node, long_double_type_node;
extern tree void_type_node, ptr_type_node, const_ptr_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 PROTO((void));
/* in ch-loop.c */
extern int flag_local_loop_counter;
extern void push_loop_block PROTO((void));
extern void pop_loop_block PROTO((void));
extern void build_loop_start PROTO((tree));
extern void top_loop_end_check PROTO((tree));
extern void build_loop_end PROTO((void));
extern void build_loop_iterator PROTO((tree, tree, tree, tree, int, int, int));
extern void begin_loop_scope PROTO((void));
extern void end_loop_scope PROTO((tree));
extern void nonvalue_begin_loop_scope PROTO((void));
extern void nonvalue_end_loop_scope PROTO((void));
extern tree build_enumerator PROTO((tree, tree));
extern tree builtin_function PROTO((char *, tree, enum built_in_function function_, char *));
extern tree c_build_type_variant PROTO((tree, int, int));
extern int c_decode_option PROTO((int, char **));
extern void c_mark_varargs PROTO((void));
extern void clear_parm_order PROTO((void));
extern tree combine_parm_decls PROTO((tree, tree, int));
extern int complete_array_type PROTO((tree, tree, int));
extern void declare_parm_level PROTO((int));
extern tree define_label PROTO((char *, int, tree));
extern void delete_block PROTO((tree));
extern void finish_decl PROTO((tree));
extern tree finish_enum PROTO((tree, tree));
extern void finish_function PROTO((int));
extern tree finish_struct PROTO((tree, tree));
extern tree get_parm_decls PROTO((void));
extern tree get_parm_info PROTO((int));
extern tree getdecls PROTO((void));
extern tree gettags PROTO((void));
extern int global_bindings_p PROTO((void));
extern tree grokfield PROTO((char *, int, tree, tree, tree));
extern tree groktypename PROTO((tree));
extern tree groktypename_in_parm_context PROTO((tree));
extern tree implicitly_declare PROTO((tree));
extern void init_decl_processing PROTO((void));
extern void insert_block PROTO((tree));
extern void keep_next_level PROTO((void));
extern int kept_level_p PROTO((void));
extern tree lookup_label PROTO((tree));
extern tree lookup_name PROTO((tree));
extern tree maybe_build_cleanup PROTO((tree));
extern void parmlist_tags_warning PROTO((void));
extern void pending_xref_error PROTO((void));
extern void pop_chill_function_context PROTO((void));
extern tree poplevel PROTO((int, int, int));
extern void print_lang_decl PROTO((FILE *,tree, int));
extern void print_lang_identifier PROTO((FILE *,tree, int));
extern void print_lang_type PROTO((FILE *,tree, int));
extern void push_chill_function_context PROTO((void));
extern void push_parm_decl PROTO((tree));
extern tree pushdecl PROTO((tree));
extern tree pushdecl_top_level PROTO((tree));
extern void pushlevel PROTO((int));
extern void set_block PROTO((tree));
extern tree shadow_label PROTO((tree));
extern void shadow_record_fields PROTO((tree));
extern void shadow_tag PROTO((tree));
extern void shadow_tag_warned PROTO((tree, int));
extern tree start_enum PROTO((tree));
extern int start_function PROTO((tree, tree, int));
extern tree start_decl PROTO((tree, tree, int));
extern tree start_struct PROTO((enum tree_code, tree));
extern void store_parm_decls PROTO((void));
extern tree xref_tag PROTO((enum tree_code, tree));
/* in c-typeck.c */
extern tree build_array_ref PROTO((tree, tree));
extern tree build_c_cast PROTO((tree, tree));
extern tree build_chill_modify_expr PROTO((tree, tree));
extern tree build_chill_component_ref PROTO((tree, tree));
extern tree build_component_ref PROTO((tree, tree));
extern tree build_compound_expr PROTO((tree));
extern tree build_conditional_expr PROTO((tree, tree, tree));
extern tree build_function_call PROTO((tree, tree));
extern tree build_indirect_ref PROTO((tree, char *));
extern tree build_modify_expr PROTO((tree, enum tree_code, tree));
extern tree build_unary_op PROTO((enum tree_code, tree, int));
extern tree c_alignof PROTO((tree));
extern tree c_alignof_expr PROTO((tree));
extern void c_expand_asm_operands PROTO((tree, tree, tree, tree, int, char *, int));
extern tree c_sizeof PROTO((tree));
extern void c_expand_return PROTO((tree));
extern tree c_expand_start_case PROTO((tree));
extern tree common_type PROTO((tree, tree));
extern tree copy_novelty PROTO((tree, tree));
extern tree default_conversion PROTO((tree));
extern void finish_init PROTO((void));
extern tree parser_build_binary_op PROTO((enum tree_code, tree, tree));
extern tree pop_init_level PROTO((int));
extern void process_init_default PROTO((tree));
extern void process_init_element PROTO((tree));
extern void push_init_level PROTO((int));
extern void really_start_incremental_init PROTO((tree));
extern void set_init_index PROTO((tree, tree));
extern void set_init_label PROTO((tree));
extern void start_init PROTO((tree, tree, int));
extern void store_init_value PROTO((tree, tree));
extern tree valid_array_index_p PROTO((tree, tree, char *, int));
/* in ch/actions.c */
extern int grant_only_flag;
extern void allocate_lang_decl PROTO((tree));
extern tree build_chill_abs PROTO((tree));
extern tree build_chill_array_ref_1 PROTO((tree, tree));
extern tree build_chill_array_ref PROTO((tree, tree));
extern tree build_chill_bin_type PROTO((tree));
extern tree build_chill_binary_op PROTO((enum chill_tree_code, tree, tree));
extern tree build_chill_card PROTO((tree));
extern tree build_chill_case_expr PROTO((tree, tree, tree));
extern tree build_cause_exception PROTO((tree, int));
extern tree build_chill_function_call PROTO((tree, tree));
extern tree build_chill_length PROTO((tree));
extern tree build_chill_indirect_ref PROTO((tree, tree, int));
extern tree build_chill_lower PROTO((tree));
extern tree build_chill_max PROTO((tree));
extern tree build_chill_min PROTO((tree));
extern tree build_chill_num PROTO((tree));
extern tree build_chill_repetition_op PROTO((tree, tree));
extern tree build_chill_sizeof PROTO((tree));
extern tree build_chill_slice PROTO((tree, tree, tree));
extern tree build_chill_slice_with_range PROTO((tree, tree, tree));
extern tree build_chill_slice_with_length PROTO((tree, tree, tree));
extern tree build_chill_struct_type PROTO((tree));
extern tree build_chill_unary_op PROTO((enum chill_tree_code, tree));
extern tree build_chill_upper PROTO((tree));
extern tree build_exception_variant PROTO((tree, tree));
extern tree build_generalized_call PROTO((tree, tree));
extern tree build_lang_decl PROTO((enum chill_tree_code, tree, tree));
extern tree build_rts_call PROTO((char *, tree, tree));
extern tree build_varying_struct PROTO((tree));
extern void chill_check_decl PROTO((tree));
extern tree chill_convert_for_assignment PROTO((tree, tree, char*));
extern void chill_expand_return PROTO((tree, int));
extern void chill_expand_result PROTO((tree, int));
extern void chill_handle_case_label PROTO((tree, tree));
extern int chill_varying_string_type_p PROTO((tree));
extern int chill_varying_type_p PROTO((tree));
extern int ch_singleton_set PROTO((tree));
extern tree check_expression PROTO((tree, tree, tree));
extern tree check_non_null PROTO((tree));
extern tree check_range PROTO((tree, tree, tree,tree));
extern void cond_type_range_exception PROTO((tree));
extern void expand_cause_exception PROTO((tree));
extern tree finish_chill_binary_op PROTO((tree));
extern tree finish_chill_unary_op PROTO((tree));
extern tree high_domain_value PROTO((tree));
extern tree low_domain_value PROTO((tree));
extern tree maybe_array_ref PROTO((tree, tree));
extern void maybe_chill_check_decl PROTO((tree));
extern tree powersetlen PROTO((tree));
extern tree test_range PROTO((tree, tree, tree));
/* in ch/convert.c */
extern tree build_array_type_for_scalar PROTO((tree));
extern tree convert PROTO((tree, tree));
extern tree convert_from_reference PROTO((tree));
extern tree convert_to_class PROTO((ch_class, tree));
extern char* display_int_cst PROTO((tree));
/* in ch/decl.c */
extern tree build_enumerator PROTO((tree, tree));
extern tree chill_munge_params PROTO((tree, tree, tree));
extern tree build_chill_function_type PROTO((tree, tree, tree, tree));
extern tree decl_temp1 PROTO((tree, tree, int, tree, int, int));
extern void do_based_decls PROTO((tree, tree, tree));
extern void do_chill_outparms PROTO((void));
extern tree do_decl PROTO((tree, tree, int, int, tree, int));
extern void do_decls PROTO((tree, tree, int, int, tree, int));
extern void expand_chill_outparms PROTO((void));
extern void finish_chill_function PROTO(());
extern tree finish_enum PROTO((tree, tree));
extern void fixup_chill_parms PROTO((tree));
extern void finish_outer_function PROTO((void));
extern tree grok_chill_fixedfields PROTO((tree, tree, tree));
extern tree grok_chill_variantdefs PROTO((tree, tree, tree));
/* extern tree lookup_remembered_decl PROTO((HOST_WIDE_INT, tree)); */
extern tree lookup_tag_fields PROTO((tree, tree));
extern tree massage_param_node PROTO((tree, tree));
extern void pop_module PROTO((void));
extern void print_mode PROTO((tree));
extern tree push_extern_function PROTO((tree, tree, tree, tree, int));
extern void push_extern_process PROTO((tree, tree, tree, int));
extern void push_extern_signal PROTO((tree, tree, tree));
extern tree push_modedef PROTO((tree, tree, int));
extern tree push_module PROTO((tree, int));
extern void push_parms PROTO((tree, tree, tree));
extern void push_syndecl PROTO((tree, tree, tree));
extern int result_never_set;
extern int start_chill_function PROTO((tree, tree, tree, tree, tree));
extern void start_outer_function PROTO((void));
extern void switch_to_pass_2 PROTO((void));
/* in ch/except.c */
extern void chill_check_no_handlers PROTO((void));
extern void chill_reraise_exceptions PROTO((tree));
/* in ch/expr.c */
extern tree build_chill_addr_expr PROTO((tree, char *));
extern tree build_chill_arrow_expr PROTO((tree, int));
extern tree build_component_ref PROTO((tree, tree));
extern tree build_chill_descr PROTO((tree));
extern void build_chill_descr_type PROTO((void));
extern void build_chill_inttime_type PROTO((void));
extern tree build_compare_expr PROTO((enum chill_tree_code,
tree, tree));
extern tree build_compare_discrete_expr PROTO((enum chill_tree_code,
tree, tree));
extern tree check_case_selector PROTO((tree));
extern tree check_case_selector_list PROTO((tree));
extern tree check_have_mode PROTO((tree, char*));
extern void init_chill_expand PROTO((void));
extern void chill_expand_assignment PROTO((tree, enum chill_tree_code, tree));
extern void expand_assignment_action PROTO((tree, enum chill_tree_code, tree));
extern int compare_int_csts PROTO((enum chill_tree_code,
tree, tree));
extern void expand_varying_length_assignment PROTO((tree, tree));
extern tree force_addr_of PROTO((tree));
extern tree resolve_component_ref PROTO((tree));
extern tree truthvalue_conversion PROTO((tree));
extern tree varying_to_slice PROTO((tree));
/* in ch/grant.c */
extern void chill_finish_compile PROTO((void));
extern void chill_seize PROTO((tree, tree, tree));
extern void start_outer_function PROTO((void));
extern void finish_chill_seize PROTO((tree));
extern void chill_grant PROTO((tree,tree, tree, tree));
extern void set_default_grant_file PROTO((void));
extern void write_grant_file PROTO((void));
extern void write_spec_module PROTO((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 PROTO((void));
extern void GNU_xref_end PROTO((void));
extern tree build_chill_array_type PROTO((tree, tree, int, tree));
extern tree build_chill_struct_type PROTO((tree));
extern tree build_chill_pointer_type PROTO((tree));
extern tree build_chill_range_type PROTO((tree, tree, tree));
extern tree build_chill_reference_type PROTO((tree));
extern tree build_simple_array_type PROTO((tree, tree, tree));
extern tree const_expr PROTO((tree));
extern tree get_identifier3 PROTO((char*, char*, char*));
extern tree layout_chill_array_type PROTO((tree));
extern tree layout_chill_range_type PROTO((tree, int));
extern tree layout_chill_pointer_type PROTO((tree));
extern tree layout_chill_struct_type PROTO((tree));
extern tree layout_chill_variants PROTO((tree));
extern tree layout_powerset_type PROTO((tree));
extern tree lookup_interface PROTO((tree));
extern tree maybe_building_objc_message_expr PROTO((void));
extern void maybe_objc_check_decl PROTO((tree));
extern int maybe_objc_comptypes PROTO((tree, tree));
extern int recognize_objc_keyword PROTO((void));
/* in ch/lex.l */
extern tree use_seizefile_name;
extern tree current_seizefile_name;
extern tree build_chill_string PROTO((int, char *));
extern int check_newline PROTO((void));
extern tree get_chill_filename PROTO((void));
extern tree get_chill_linenumber PROTO((void));
extern void register_seize_path PROTO((char *));
extern void reinit_parse_for_function PROTO((void));
extern void mark_use_seizefile_written PROTO((tree));
/* in ch/loop.c */
extern void begin_chill_loop PROTO((tree, tree));
extern tree build_chill_iterator PROTO((tree, tree, tree, int, int, int));
extern void end_chill_loop PROTO((void));
extern tree get_unique_identifier PROTO((char *));
/* in ch/inout.c */
extern tree access_recordmode PROTO((tree));
extern void invalidate_access_recordmode PROTO((tree));
extern tree access_indexmode PROTO((tree));
extern tree access_dynamic PROTO((tree));
extern tree association_init_value;
extern tree association_type_node;
extern tree build_access_mode PROTO((tree, tree, int));
extern tree build_chill_associate PROTO((tree, tree, tree));
extern tree build_chill_connect PROTO((tree, tree, tree, tree));
extern tree build_chill_create PROTO((tree));
extern tree build_chill_delete PROTO((tree));
extern tree build_chill_disconnect PROTO((tree));
extern tree build_chill_dissociate PROTO((tree));
extern tree build_chill_eoln PROTO((tree));
extern tree build_chill_existing PROTO((tree));
extern tree build_chill_gettextaccess PROTO((tree));
extern tree build_chill_getassociation PROTO((tree));
extern tree build_chill_gettextindex PROTO((tree));
extern tree build_chill_gettextrecord PROTO((tree));
extern tree build_chill_getusage PROTO((tree));
extern tree build_chill_indexable PROTO((tree));
extern tree build_chill_isassociated PROTO((tree));
extern tree build_chill_modify PROTO((tree, tree));
extern tree build_chill_outoffile PROTO((tree));
extern tree build_chill_readable PROTO((tree));
extern tree build_chill_readrecord PROTO((tree, tree));
extern tree build_chill_readtext PROTO((tree, tree));
extern tree build_chill_sequencible PROTO((tree));
extern tree build_chill_settextaccess PROTO((tree, tree));
extern tree build_chill_settextindex PROTO((tree, tree));
extern tree build_chill_settextrecord PROTO((tree, tree));
extern tree build_chill_variable PROTO((tree));
extern tree build_chill_writeable PROTO((tree));
extern tree build_chill_writerecord PROTO((tree, tree));
extern tree build_chill_writetext PROTO((tree, tree));
extern tree build_text_mode PROTO((tree, tree, int));
extern tree check_text_length PROTO((tree, tree));
extern void init_access_location PROTO((tree, tree));
extern void init_text_location PROTO((tree, tree));
extern void inout_init PROTO((void));
extern tree text_dynamic PROTO((tree));
extern tree text_indexmode PROTO((tree));
extern tree text_length PROTO((tree));
extern tree usage_type_node;
extern tree where_type_node;
/* in ch/parse.c */
extern tree get_type_of PROTO((tree));
extern void set_yydebug PROTO((int));
extern void yyerror PROTO((char *));
extern int pass;
extern int ignoring;
extern int seen_action;
extern int build_constructor;
extern void possibly_define_exit_label PROTO((tree));
extern void to_global_binding_level PROTO((void));
/* in ch/satisfy.c */
extern tree satisfy_decl PROTO((tree, int));
/* in ch/tasking.c */
extern void add_taskstuff_to_list PROTO((tree, char *, tree, tree, tree));
extern void process_buffer_decls PROTO((tree, tree, int));
extern tree buffer_element_mode PROTO((tree));
extern void invalidate_buffer_element_mode PROTO((tree));
extern tree build_buffer_descriptor PROTO((tree, tree, tree));
extern tree build_buffer_type PROTO((tree, tree));
extern void build_delay_action PROTO((tree, tree));
extern tree build_delay_case_start PROTO((tree, tree));
extern void build_delay_case_end PROTO((tree, tree));
extern void build_delay_case_label PROTO((tree, int));
extern tree build_event_type PROTO((tree));
extern void build_receive_case_end PROTO((tree, tree, tree));
extern int build_receive_case_if_generated PROTO((void));
extern tree build_receive_case_label PROTO((tree, tree));
extern tree build_receive_case_start PROTO((tree));
extern void expand_continue_event PROTO((tree));
extern void expand_send_buffer PROTO((tree, tree, tree, tree, tree));
extern void expand_send_signal PROTO((tree, tree, tree, tree, tree));
extern void build_start_process PROTO((tree, tree, tree, tree));
extern tree build_copy_number PROTO((tree));
extern tree build_gen_code PROTO((tree));
extern tree build_gen_inst PROTO((tree, tree));
extern tree build_gen_ptype PROTO((tree));
extern void build_instance_type PROTO((void));
extern tree build_process_header PROTO((tree, tree));
extern void build_process_wrapper PROTO((tree, tree));
extern tree build_proc_type PROTO((tree));
extern tree build_queue_length PROTO((tree));
extern tree build_signal_descriptor PROTO((tree, tree));
extern tree build_signal_struct_type PROTO((tree, tree, tree));
extern tree build_tasking_struct PROTO((void));
extern tree chill_taskingcode_type_node;
extern tree check_queue_size PROTO((tree, tree));
extern tree generate_tasking_code_variable PROTO((tree, tree *, int));
extern tree get_signal_type_name PROTO((tree));
extern tree get_struct_type_name PROTO((tree));
extern tree get_tasking_code_name PROTO((tree));
extern tree make_process_struct PROTO((tree, tree));
extern tree make_signal_struct PROTO((tree));
extern tree max_queue_size PROTO((tree));
/* in ch/timing.c */
extern tree abs_timing_type_node;
extern tree after_stack;
extern void build_after_end PROTO((void));
extern void build_after_start PROTO((tree, int));
extern void build_after_timeout_start PROTO((void));
extern void build_at_action PROTO((tree));
extern void build_cycle_end PROTO((tree));
extern tree build_cycle_start PROTO((tree));
extern tree build_timeout_preface PROTO((void));
extern void build_timesupervised_call PROTO((tree, tree));
extern tree duration_timing_type_node;
extern void timing_init PROTO((void));
/* in ch/tree.c */
extern tree build_alias_decl PROTO((tree, tree, tree));
extern tree build_bitstring_type PROTO((tree));
extern tree build_powerset_type PROTO((tree));
extern tree build_string_type PROTO((tree, tree));
extern tree decl_check_rename PROTO((tree, tree));
extern tree discrete_count PROTO((tree));
extern int list_length PROTO((tree));
extern tree munge_exit_label PROTO((tree));
extern tree save_if_needed PROTO((tree));
/* in ch/typeck.c */
extern tree build_array_from_set PROTO((tree));
extern tree build_chill_array_ref PROTO((tree, tree));
extern tree build_chill_bitref PROTO((tree, tree));
extern tree build_chill_cast PROTO((tree, tree));
extern tree chill_equivalent PROTO((tree, tree, struct mode_chain*));
extern tree build_init_struct PROTO((void));
extern tree build_readonly_type PROTO((tree));
extern int chill_compatible PROTO((tree, tree));
extern int chill_compatible_classes PROTO((tree, tree));
extern ch_class chill_expr_class PROTO((tree));
extern tree chill_give_type_to_expr PROTO((tree, tree));
extern tree chill_expand_tuple PROTO((tree, tree));
extern ch_class chill_expr_class PROTO((tree));
extern int chill_location PROTO((tree));
extern tree chill_max_vary_array_index PROTO((tree));
extern int chill_read_compatible PROTO((tree, tree));
extern int chill_referable PROTO((tree));
extern tree chill_root_mode PROTO((tree));
extern ch_class chill_resulting_class PROTO((ch_class, ch_class));
extern tree chill_resulting_mode PROTO((tree, tree));
extern int chill_similar PROTO((tree, tree, struct mode_chain*));
extern int discrete_type_p PROTO((tree));
extern tree convert_to_discrete PROTO((tree));
extern tree smash_dummy_type PROTO((tree));
extern tree string_assignment_condition PROTO((tree, tree));
extern tree type_for_mode PROTO((enum machine_mode, int));
extern tree type_for_size PROTO((unsigned, int));
extern int valid_array_index PROTO((tree, tree));
extern void validate_varying_array_ref PROTO((tree, tree));
/* in function.c */
extern void expand_function_end PROTO((char *, int, int));
extern void expand_function_start PROTO((tree, int));
extern void init_function_start PROTO((tree, char *, int));
extern void pop_function_context PROTO((void));
extern void push_function_context PROTO((void));
/* in integrate.c */
extern void output_inline_function PROTO((tree));
/* in stmt.c */
extern void remember_end_note PROTO((tree));
/* in toplev.c */
extern void announce_function PROTO((tree));
extern int floor_log2_wide PROTO((unsigned HOST_WIDE_INT));
extern void pedwarn PROTO((char *, ...));
extern void rest_of_compilation PROTO((tree));
extern void warning_with_decl PROTO((tree, char*, ...));
/* in varasm.c */
extern void make_decl_rtl PROTO((tree, char *, int));
extern void make_function_rtl PROTO((tree));
/* in ???? */
extern void init_iterators PROTO((void));
extern int mark_addressable PROTO((tree));
extern tree chill_result_decl;
#ifdef RTX_CODE
extern rtx label_rtx PROTO((tree));
#endif
extern void permanent_allocation PROTO((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 PROTO((tree));
#endif
gcc/ch/runtime/exh.c 0 → 100644
/* Implement runtime actions for CHILL.
Copyright (C) 1992,1993 Free Software Foundation, Inc.
Author: Wilfried Moser
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, 675 Mass Ave, Cambridge, MA 02139, USA. */
#define __CHILL_LIB__
#include "config.h"
#include <stdio.h>
#include <setjmp.h>
#include "rtltypes.h"
extern void cause_exception (char *exname, char *file, int lineno, int user_arg);
extern void unhandled_exception (char *exname, char *file, int lineno, int user_arg);
/* An action with a handler:
BODY ON (e1, e2): H12; (e3): H3; ELSE HE; END;
is translated into:
struct __ch_handler __tmp;
static struct __ch_handler_excepts _H[4] =
{
{ <<e1>>, 1 },
{ <<e2>>, 1 },
{ <<e3>>, 2 },
{ __ch_else_except, 3 },
};
__ch_link_handler(&__tmp);
__tmp.handlers = _H;
switch (setmp(&__tmp.jbuf))
{
case 0: BODY; __ch_unlink_handler(&__tmp); break;
case 1: H12; break;
case 2: H3; break;
case 3: HE; break;
}
*/
/* this part contains all neccessary functions to handle exceptions in CHILL */
/* These two trivial function aren't inlines, to allow for
more flexibility (e.g. a per-thread exception stack). */
extern void __setexceptionStack (TExceptionHandlerStack *new);
extern TExceptionHandlerStack * __getexceptionStack (void);
void
__ch_link_handler (handler)
struct __ch_handler *handler;
{
handler->prev = __getexceptionStack ();
__setexceptionStack (handler);
}
void
__ch_unlink_handler (handler)
struct __ch_handler *handler;
{
__setexceptionStack (handler->prev);
}
/*
* function __cause_exception
*
* parameters:
* exnum name string of exception to raise
* file filename of CAUSE statement
* lineno linenumber of CAUSE statement
* user_arg user specified argument
*
* returns:
* never leave function with longjmp or abort
*
* abstract:
* search exceptionstack for last handler of caused exception,
* call userdefined function to signal exception,
* jump to handler with longjmp or call unhandled_exception
*
*/
void
__cause_exception (ex, file, lineno, user_arg)
char *ex;
char *file;
int lineno;
int user_arg;
{
register struct __ch_handler *handler = __getexceptionStack();
/* call user defined cause function */
cause_exception (ex, file, lineno, user_arg);
for ( ; handler != NULL; handler = handler->prev)
{
register struct __ch_handled_excepts *list = handler->handlers;
for ( ; list->code != 0; list++ )
{
if (list->ex == __ch_else_except || EX_EQ(list->ex, ex)) /* found */
{
__setexceptionStack (handler->prev);
longjmp(handler->jbuf, list->code);
}
}
}
/* no handler found -- call unhandled_exception */
unhandled_exception (ex, file, lineno, user_arg);
abort ();
}
/*
* function __cause_ex1
*
* parameters:
* exnum name string of exception to raise
* file filename of CAUSE statement
* lineno linenumber of CAUSE statement
*
* returns:
* never leave function with longjmp or abort
*
* abstract:
* This is the function the compiler generated code calls.
* Search exceptionstack for last handler of caused exception,
* call userdefined function to signal exception,
* jump to handler with longjmp or call unhandled_exception
*
*/
void
__cause_ex1 (ex, file, lineno)
char *ex;
char *file;
int lineno;
{
__cause_exception (ex, file, lineno, 0);
}
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