1 /* gfortran header file
2 Copyright (C) 2000, 2001, 2002, 2003, 2004 Free Software Foundation,
4 Contributed by Andy Vaught
6 This file is part of GCC.
8 GCC is free software; you can redistribute it and/or modify it under
9 the terms of the GNU General Public License as published by the Free
10 Software Foundation; either version 2, or (at your option) any later
13 GCC is distributed in the hope that it will be useful, but WITHOUT ANY
14 WARRANTY; without even the implied warranty of MERCHANTABILITY or
15 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
18 You should have received a copy of the GNU General Public License
19 along with GCC; see the file COPYING. If not, write to the Free
20 Software Foundation, 59 Temple Place - Suite 330, Boston, MA
23 #ifndef GCC_GFORTRAN_H
24 #define GCC_GFORTRAN_H
26 /* It's probably insane to have this large of a header file, but it
27 seemed like everything had to be recompiled anyway when a change
28 was made to a header file, and there were ordering issues with
29 multiple header files. Besides, Microsoft's winnt.h was 250k last
30 time I looked, so by comparison this is perfectly reasonable. */
32 /* We need system.h for HOST_WIDE_INT. Including hwint.h by itself doesn't
33 seem to be sufficient on some systems. */
35 #include "coretypes.h"
37 /* The following ifdefs are recommended by the autoconf documentation
38 for any code using alloca. */
40 /* AIX requires this to be the first thing in the file. */
42 #else /* not __GNUC__ */
45 #else /* do not HAVE_ALLOCA_H */
49 #ifndef alloca /* predefined by HP cc +Olibcalls */
51 #endif /* not predefined */
53 #endif /* do not HAVE_ALLOCA_H */
54 #endif /* not __GNUC__ */
57 #include <stdio.h> /* need FILE * here */
59 /* Major control parameters. */
61 #define GFC_MAX_SYMBOL_LEN 63
62 #define GFC_REAL_BITS 100 /* Number of bits in g95's floating point numbers. */
63 #define GFC_MAX_LINE 132 /* Characters beyond this are not seen. */
64 #define GFC_MAX_DIMENSIONS 7 /* Maximum dimensions in an array. */
65 #define GFC_LETTERS 26 /* Number of letters in the alphabet. */
66 #define MAX_ERROR_MESSAGE 1000 /* Maximum length of an error message. */
68 #define free(x) Use_gfc_free_instead_of_free()
69 #define gfc_is_whitespace(c) ((c==' ') || (c=='\t'))
72 #define NULL ((void *) 0)
76 #define stringize(x) expand_macro(x)
77 #define expand_macro(x) # x
79 /* For a the runtime library, a standard prefix is a requirement to
80 avoid cluttering the namespace with things nobody asked for. It's
81 ugly to look at and a pain to type when you add the prefix by hand,
82 so we hide it behind a macro. */
83 #define PREFIX(x) "_gfortran_" x
86 /* Macro to initialize an mstring structure. */
87 #define minit(s, t) { s, NULL, t }
89 /* Structure for storing strings to be matched by gfc_match_string. */
99 /* Flags to specify which standardi/extension contains a feature. */
100 #define GFC_STD_GNU (1<<5) /* GNU Fortran extension. */
101 #define GFC_STD_F2003 (1<<4) /* New in F2003. */
102 #define GFC_STD_F2003_DEL (1<<3) /* Deleted in F2003. */
103 #define GFC_STD_F2003_OBS (1<<2) /* Obsoleted in F2003. */
104 #define GFC_STD_F95_DEL (1<<1) /* Deleted in F95. */
105 #define GFC_STD_F95_OBS (1<<0) /* Obsoleted in F95. */
107 /*************************** Enums *****************************/
109 /* The author remains confused to this day about the convention of
110 returning '0' for 'SUCCESS'... or was it the other way around? The
111 following enum makes things much more readable. We also start
112 values off at one instead of zero. */
115 { SUCCESS
= 1, FAILURE
}
118 /* Matchers return one of these three values. The difference between
119 MATCH_NO and MATCH_ERROR is that MATCH_ERROR means that a match was
120 successful, but that something non-syntactic is wrong and an error
121 has already been issued. */
124 { MATCH_NO
= 1, MATCH_YES
, MATCH_ERROR
}
128 { FORM_FREE
, FORM_FIXED
, FORM_UNKNOWN
}
132 { BT_UNKNOWN
= 1, BT_INTEGER
, BT_REAL
, BT_COMPLEX
,
133 BT_LOGICAL
, BT_CHARACTER
, BT_DERIVED
, BT_PROCEDURE
137 /* Expression node types. */
139 { EXPR_OP
= 1, EXPR_FUNCTION
, EXPR_CONSTANT
, EXPR_VARIABLE
,
140 EXPR_SUBSTRING
, EXPR_STRUCTURE
, EXPR_ARRAY
, EXPR_NULL
146 { AS_EXPLICIT
= 1, AS_ASSUMED_SHAPE
, AS_DEFERRED
,
147 AS_ASSUMED_SIZE
, AS_UNKNOWN
152 { AR_FULL
= 1, AR_ELEMENT
, AR_SECTION
, AR_UNKNOWN
}
155 /* Statement label types. */
157 { ST_LABEL_UNKNOWN
= 1, ST_LABEL_TARGET
,
158 ST_LABEL_BAD_TARGET
, ST_LABEL_FORMAT
162 /* Intrinsic operators. */
164 { GFC_INTRINSIC_BEGIN
= 0,
165 INTRINSIC_NONE
= -1, INTRINSIC_UPLUS
= GFC_INTRINSIC_BEGIN
,
166 INTRINSIC_UMINUS
, INTRINSIC_PLUS
, INTRINSIC_MINUS
, INTRINSIC_TIMES
,
167 INTRINSIC_DIVIDE
, INTRINSIC_POWER
, INTRINSIC_CONCAT
,
168 INTRINSIC_AND
, INTRINSIC_OR
, INTRINSIC_EQV
, INTRINSIC_NEQV
,
169 INTRINSIC_EQ
, INTRINSIC_NE
, INTRINSIC_GT
, INTRINSIC_GE
,
170 INTRINSIC_LT
, INTRINSIC_LE
, INTRINSIC_NOT
, INTRINSIC_USER
,
172 GFC_INTRINSIC_END
/* Sentinel */
177 /* Strings for all intrinsic operators. */
178 extern mstring intrinsic_operators
[];
181 /* This macro is the number of intrinsic operators that exist.
182 Assumptions are made about the numbering of the interface_op enums. */
183 #define GFC_INTRINSIC_OPS GFC_INTRINSIC_END
185 /* Arithmetic results. */
187 { ARITH_OK
= 1, ARITH_OVERFLOW
, ARITH_UNDERFLOW
,
188 ARITH_DIV0
, ARITH_0TO0
, ARITH_INCOMMENSURATE
195 ST_ARITHMETIC_IF
, ST_ALLOCATE
, ST_ATTR_DECL
, ST_BACKSPACE
, ST_BLOCK_DATA
,
196 ST_CALL
, ST_CASE
, ST_CLOSE
, ST_COMMON
, ST_CONTINUE
, ST_CONTAINS
, ST_CYCLE
,
197 ST_DATA
, ST_DATA_DECL
, ST_DEALLOCATE
, ST_DO
, ST_ELSE
, ST_ELSEIF
,
198 ST_ELSEWHERE
, ST_END_BLOCK_DATA
, ST_ENDDO
, ST_IMPLIED_ENDDO
,
199 ST_END_FILE
, ST_END_FORALL
, ST_END_FUNCTION
, ST_ENDIF
, ST_END_INTERFACE
,
200 ST_END_MODULE
, ST_END_PROGRAM
, ST_END_SELECT
, ST_END_SUBROUTINE
,
201 ST_END_WHERE
, ST_END_TYPE
, ST_ENTRY
, ST_EQUIVALENCE
, ST_EXIT
, ST_FORALL
,
202 ST_FORALL_BLOCK
, ST_FORMAT
, ST_FUNCTION
, ST_GOTO
, ST_IF_BLOCK
, ST_IMPLICIT
,
203 ST_IMPLICIT_NONE
, ST_INQUIRE
, ST_INTERFACE
, ST_PARAMETER
, ST_MODULE
,
204 ST_MODULE_PROC
, ST_NAMELIST
, ST_NULLIFY
, ST_OPEN
, ST_PAUSE
, ST_PRIVATE
,
205 ST_PROGRAM
, ST_PUBLIC
, ST_READ
, ST_RETURN
, ST_REWIND
, ST_STOP
,
207 ST_TYPE
, ST_USE
, ST_WHERE_BLOCK
, ST_WHERE
, ST_WRITE
, ST_ASSIGNMENT
,
208 ST_POINTER_ASSIGNMENT
, ST_SELECT_CASE
, ST_SEQUENCE
, ST_SIMPLE_IF
,
209 ST_STATEMENT_FUNCTION
, ST_DERIVED_DECL
, ST_LABEL_ASSIGNMENT
, ST_NONE
214 /* Types of interfaces that we can have. Assignment interfaces are
215 considered to be intrinsic operators. */
218 INTERFACE_NAMELESS
= 1, INTERFACE_GENERIC
,
219 INTERFACE_INTRINSIC_OP
, INTERFACE_USER_OP
223 /* Symbol flavors: these are all mutually exclusive.
224 10 elements = 4 bits. */
227 FL_UNKNOWN
= 0, FL_PROGRAM
, FL_BLOCK_DATA
, FL_MODULE
, FL_VARIABLE
,
228 FL_PARAMETER
, FL_LABEL
, FL_PROCEDURE
, FL_DERIVED
, FL_NAMELIST
232 /* Procedure types. 7 elements = 3 bits. */
234 { PROC_UNKNOWN
, PROC_MODULE
, PROC_INTERNAL
, PROC_DUMMY
,
235 PROC_INTRINSIC
, PROC_ST_FUNCTION
, PROC_EXTERNAL
241 { INTENT_UNKNOWN
= 0, INTENT_IN
, INTENT_OUT
, INTENT_INOUT
247 { ACCESS_PUBLIC
= 1, ACCESS_PRIVATE
, ACCESS_UNKNOWN
251 /* Flags to keep track of where an interface came from.
252 4 elements = 2 bits. */
254 { IFSRC_UNKNOWN
= 0, IFSRC_DECL
, IFSRC_IFBODY
, IFSRC_USAGE
258 /* Strings for all symbol attributes. We use these for dumping the
259 parse tree, in error messages, and also when reading and writing
260 modules. In symbol.c. */
261 extern const mstring flavors
[];
262 extern const mstring procedures
[];
263 extern const mstring intents
[];
264 extern const mstring access_types
[];
265 extern const mstring ifsrc_types
[];
267 /* Enumeration of all the generic intrinsic functions. Used by the
268 backend for identification of a function. */
270 enum gfc_generic_isym_id
272 /* GFC_ISYM_NONE is used for intrinsics which will never be seen by
273 the backend (eg. KIND). */
301 GFC_ISYM_DOT_PRODUCT
,
352 GFC_ISYM_SET_EXPONENT
,
374 typedef enum gfc_generic_isym_id gfc_generic_isym_id
;
376 /************************* Structures *****************************/
378 /* Symbol attribute structure. */
381 /* Variable attributes. */
382 unsigned allocatable
:1, dimension
:1, external
:1, intrinsic
:1,
383 optional
:1, pointer
:1, save
:1, target
:1,
384 dummy
:1, common
:1, result
:1, entry
:1, assign
:1;
386 unsigned data
:1, /* Symbol is named in a DATA statement. */
387 use_assoc
:1; /* Symbol has been use-associated. */
389 unsigned in_namelist
:1, in_common
:1, saved_common
:1;
390 unsigned function
:1, subroutine
:1, generic
:1;
391 unsigned implicit_type
:1; /* Type defined via implicit rules */
393 /* Function/subroutine attributes */
394 unsigned sequence
:1, elemental
:1, pure
:1, recursive
:1;
395 unsigned unmaskable
:1, masked
:1, contained
:1;
397 /* Set if a function must always be referenced by an explicit interface. */
398 unsigned always_explicit
:1;
400 /* Set if the symbol has been referenced in an expression. No further
401 modification of type or type parameters is permitted. */
402 unsigned referenced
:1;
404 /* Mutually exclusive multibit attributes. */
410 procedure_type proc
:3;
416 /* The following three structures are used to identify a location in
419 gfc_file is used to maintain a tree of the source files and how
420 they include each other
422 gfc_linebuf holds a single line of source code and information
423 which file it resides in
425 locus point to the sourceline and the character in the source
429 typedef struct gfc_file
431 struct gfc_file
*included_by
, *next
, *up
;
432 int inclusion_line
, line
;
436 typedef struct gfc_linebuf
439 struct gfc_file
*file
;
440 struct gfc_linebuf
*next
;
454 # include <sys/param.h>
455 # define PATH_MAX MAXPATHLEN
459 extern int gfc_suppress_error
;
462 /* Character length structures hold the expression that gives the
463 length of a character variable. We avoid putting these into
464 gfc_typespec because doing so prevents us from doing structure
465 copies and forces us to deallocate any typespecs we create, as well
466 as structures that contain typespecs. They also can have multiple
467 character typespecs pointing to them.
469 These structures form a singly linked list within the current
470 namespace and are deallocated with the namespace. It is possible to
471 end up with gfc_charlen structures that have nothing pointing to them. */
473 typedef struct gfc_charlen
475 struct gfc_expr
*length
;
476 struct gfc_charlen
*next
;
481 #define gfc_get_charlen() gfc_getmem(sizeof(gfc_charlen))
483 /* Type specification structure. FIXME: derived and cl could be union??? */
488 struct gfc_symbol
*derived
;
489 gfc_charlen
*cl
; /* For character types only. */
493 /* Array specification. */
496 int rank
; /* A rank of zero means that a variable is a scalar. */
498 struct gfc_expr
*lower
[GFC_MAX_DIMENSIONS
], *upper
[GFC_MAX_DIMENSIONS
];
502 #define gfc_get_array_spec() gfc_getmem(sizeof(gfc_array_spec))
505 /* Components of derived types. */
506 typedef struct gfc_component
508 char name
[GFC_MAX_SYMBOL_LEN
+ 1];
511 int pointer
, dimension
;
516 struct gfc_expr
*initializer
;
517 struct gfc_component
*next
;
521 #define gfc_get_component() gfc_getmem(sizeof(gfc_component))
523 /* Formal argument lists are lists of symbols. */
524 typedef struct gfc_formal_arglist
526 struct gfc_symbol
*sym
;
527 struct gfc_formal_arglist
*next
;
531 #define gfc_get_formal_arglist() gfc_getmem(sizeof(gfc_formal_arglist))
534 /* The gfc_actual_arglist structure is for actual arguments. */
535 typedef struct gfc_actual_arglist
537 char name
[GFC_MAX_SYMBOL_LEN
+ 1];
538 /* Alternate return label when the expr member is null. */
539 struct gfc_st_label
*label
;
541 /* This is set to the type of an eventual omitted optional
542 argument. This is used to determine if a hidden string length
543 argument has to be added to a function call. */
546 struct gfc_expr
*expr
;
547 struct gfc_actual_arglist
*next
;
551 #define gfc_get_actual_arglist() gfc_getmem(sizeof(gfc_actual_arglist))
554 /* Because a symbol can belong to multiple namelists, they must be
555 linked externally to the symbol itself. */
556 typedef struct gfc_namelist
558 struct gfc_symbol
*sym
;
559 struct gfc_namelist
*next
;
563 #define gfc_get_namelist() gfc_getmem(sizeof(gfc_namelist))
566 /* The gfc_st_label structure is a doubly linked list attached to a
567 namespace that records the usage of statement labels within that
569 /* TODO: Make format/statement specifics a union. */
570 typedef struct gfc_st_label
574 gfc_sl_type defined
, referenced
;
576 struct gfc_expr
*format
;
582 struct gfc_st_label
*prev
, *next
;
587 /* gfc_interface()-- Interfaces are lists of symbols strung together. */
588 typedef struct gfc_interface
590 struct gfc_symbol
*sym
;
592 struct gfc_interface
*next
;
596 #define gfc_get_interface() gfc_getmem(sizeof(gfc_interface))
599 /* User operator nodes. These are like stripped down symbols. */
602 char name
[GFC_MAX_SYMBOL_LEN
+ 1];
604 gfc_interface
*operator;
605 struct gfc_namespace
*ns
;
610 /* Symbol nodes. These are important things. They are what the
611 standard refers to as "entities". The possibly multiple names that
612 refer to the same entity are accomplished by a binary tree of
613 symtree structures that is balanced by the red-black method-- more
614 than one symtree node can point to any given symbol. */
616 typedef struct gfc_symbol
618 char name
[GFC_MAX_SYMBOL_LEN
+ 1]; /* Primary name, before renaming */
619 char module
[GFC_MAX_SYMBOL_LEN
+ 1]; /* Module this symbol came from */
623 symbol_attribute attr
;
625 /* The interface member points to the formal argument list if the
626 symbol is a function or subroutine name. If the symbol is a
627 generic name, the generic member points to the list of
630 gfc_interface
*generic
;
631 gfc_access component_access
;
633 gfc_formal_arglist
*formal
;
634 struct gfc_namespace
*formal_ns
;
636 struct gfc_expr
*value
; /* Parameter/Initializer value */
638 struct gfc_symbol
*result
; /* function result symbol */
639 gfc_component
*components
; /* Derived type components */
641 /* TODO: These three fields are mutually exclusive. */
642 struct gfc_symbol
*common_head
, *common_next
; /* Links for COMMON syms */
643 /* Make sure setup code for dummy arguments is generated in the correct
647 gfc_namelist
*namelist
, *namelist_tail
;
649 /* Change management fields. Symbols that might be modified by the
650 current statement have the mark member nonzero and are kept in a
651 singly linked list through the tlink field. Of these symbols,
652 symbols with old_symbol equal to NULL are symbols created within
653 the current statement. Otherwise, old_symbol points to a copy of
656 struct gfc_symbol
*old_symbol
, *tlink
;
657 unsigned mark
:1, new:1;
658 /* Nonzero if all equivalences associated with this symbol have been
660 unsigned equiv_built
:1;
662 struct gfc_namespace
*ns
; /* namespace containing this symbol */
670 /* Within a namespace, symbols are pointed to by symtree nodes that
671 are linked together in a balanced binary tree. There can be
672 several symtrees pointing to the same symbol node via USE
675 #define BBT_HEADER(self) int priority; struct self *left, *right
677 typedef struct gfc_symtree
679 BBT_HEADER (gfc_symtree
);
680 char name
[GFC_MAX_SYMBOL_LEN
+ 1];
684 gfc_symbol
*sym
; /* Symbol associated with this node */
693 typedef struct gfc_namespace
695 gfc_symtree
*sym_root
, *uop_root
; /* Roots of the red/black symbol trees */
697 int set_flag
[GFC_LETTERS
];
698 gfc_typespec default_type
[GFC_LETTERS
]; /* IMPLICIT typespecs */
700 struct gfc_symbol
*proc_name
;
701 gfc_interface
*operator[GFC_INTRINSIC_OPS
];
702 struct gfc_namespace
*parent
, *contained
, *sibling
;
703 struct gfc_code
*code
;
704 gfc_symbol
*blank_common
;
705 struct gfc_equiv
*equiv
;
706 gfc_access default_access
, operator_access
[GFC_INTRINSIC_OPS
];
708 gfc_st_label
*st_labels
;
709 struct gfc_data
*data
;
711 gfc_charlen
*cl_list
;
713 int save_all
, seen_save
;
717 extern gfc_namespace
*gfc_current_ns
;
720 /* Information on interfaces being built. */
731 extern gfc_interface_info current_interface
;
734 /* Array reference. */
735 typedef struct gfc_array_ref
738 int dimen
; /* # of components in the reference */
742 locus c_where
[GFC_MAX_DIMENSIONS
]; /* All expressions can be NULL */
743 struct gfc_expr
*start
[GFC_MAX_DIMENSIONS
], *end
[GFC_MAX_DIMENSIONS
],
744 *stride
[GFC_MAX_DIMENSIONS
];
747 { DIMEN_ELEMENT
= 1, DIMEN_RANGE
, DIMEN_VECTOR
, DIMEN_UNKNOWN
}
748 dimen_type
[GFC_MAX_DIMENSIONS
];
750 struct gfc_expr
*offset
;
754 #define gfc_get_array_ref() gfc_getmem(sizeof(gfc_array_ref))
757 /* Component reference nodes. A variable is stored as an expression
758 node that points to the base symbol. After that, a singly linked
759 list of component reference nodes gives the variable's complete
760 resolution. The array_ref component may be present and comes
761 before the component component. */
764 { REF_ARRAY
, REF_COMPONENT
, REF_SUBSTRING
}
767 typedef struct gfc_ref
773 struct gfc_array_ref ar
;
777 gfc_component
*component
;
784 struct gfc_expr
*start
, *end
; /* Substring */
792 struct gfc_ref
*next
;
796 #define gfc_get_ref() gfc_getmem(sizeof(gfc_ref))
799 /* Structures representing intrinsic symbols and their arguments lists. */
800 typedef struct gfc_intrinsic_arg
802 char name
[GFC_MAX_SYMBOL_LEN
+ 1];
806 gfc_actual_arglist
*actual
;
808 struct gfc_intrinsic_arg
*next
;
816 try (*f1
)(struct gfc_expr
*);
817 try (*f1m
)(gfc_actual_arglist
*);
818 try (*f2
)(struct gfc_expr
*, struct gfc_expr
*);
819 try (*f3
)(struct gfc_expr
*, struct gfc_expr
*, struct gfc_expr
*);
820 try (*f4
)(struct gfc_expr
*, struct gfc_expr
*, struct gfc_expr
*,
822 try (*f5
)(struct gfc_expr
*, struct gfc_expr
*, struct gfc_expr
*,
823 struct gfc_expr
*, struct gfc_expr
*);
830 struct gfc_expr
*(*f1
)(struct gfc_expr
*);
831 struct gfc_expr
*(*f2
)(struct gfc_expr
*, struct gfc_expr
*);
832 struct gfc_expr
*(*f3
)(struct gfc_expr
*, struct gfc_expr
*,
834 struct gfc_expr
*(*f4
)(struct gfc_expr
*, struct gfc_expr
*,
835 struct gfc_expr
*, struct gfc_expr
*);
836 struct gfc_expr
*(*f5
)(struct gfc_expr
*, struct gfc_expr
*,
837 struct gfc_expr
*, struct gfc_expr
*,
839 struct gfc_expr
*(*cc
)(struct gfc_expr
*, bt
, int);
846 void (*f0
)(struct gfc_expr
*);
847 void (*f1
)(struct gfc_expr
*, struct gfc_expr
*);
848 void (*f1m
)(struct gfc_expr
*, struct gfc_actual_arglist
*);
849 void (*f2
)(struct gfc_expr
*, struct gfc_expr
*, struct gfc_expr
*);
850 void (*f3
)(struct gfc_expr
*, struct gfc_expr
*, struct gfc_expr
*,
852 void (*f4
)(struct gfc_expr
*, struct gfc_expr
*, struct gfc_expr
*,
853 struct gfc_expr
*, struct gfc_expr
*);
854 void (*f5
)(struct gfc_expr
*, struct gfc_expr
*, struct gfc_expr
*,
855 struct gfc_expr
*, struct gfc_expr
*, struct gfc_expr
*);
856 void (*s1
)(struct gfc_code
*);
861 typedef struct gfc_intrinsic_sym
863 char name
[GFC_MAX_SYMBOL_LEN
+ 1], lib_name
[GFC_MAX_SYMBOL_LEN
+ 1];
864 gfc_intrinsic_arg
*formal
;
866 int elemental
, pure
, generic
, specific
, actual_ok
;
868 gfc_simplify_f simplify
;
870 gfc_resolve_f resolve
;
871 struct gfc_intrinsic_sym
*specific_head
, *next
;
872 gfc_generic_isym_id generic_id
;
878 /* Expression nodes. The expression node types deserve explanations,
879 since the last couple can be easily misconstrued:
881 EXPR_OP Operator node pointing to one or two other nodes
882 EXPR_FUNCTION Function call, symbol points to function's name
883 EXPR_CONSTANT A scalar constant: Logical, String, Real, Int or Complex
884 EXPR_VARIABLE An Lvalue with a root symbol and possible reference list
885 which expresses structure, array and substring refs.
886 EXPR_NULL The NULL pointer value (which also has a basic type).
887 EXPR_SUBSTRING A substring of a constant string
888 EXPR_STRUCTURE A structure constructor
889 EXPR_ARRAY An array constructor. */
893 typedef struct gfc_expr
897 gfc_typespec ts
; /* These two refer to the overall expression */
900 mpz_t
*shape
; /* Can be NULL if shape is unknown at compile time */
902 gfc_intrinsic_op
operator;
904 /* Nonnull for functions and structure constructors */
905 gfc_symtree
*symtree
;
910 struct gfc_expr
*op1
, *op2
;
927 gfc_actual_arglist
*actual
;
928 char *name
; /* Points to the ultimate name of the function */
929 gfc_intrinsic_sym
*isym
;
941 struct gfc_constructor
*constructor
;
949 #define gfc_get_shape(rank) ((mpz_t *) gfc_getmem(rank*sizeof(mpz_t)))
951 /* Structures for information associated with different kinds of
952 numbers. The first set of integer parameters define all there is
953 to know about a particular kind. The rest of the elements are
954 computed from the first elements. */
958 int kind
, radix
, digits
, bit_size
;
963 mpz_t min_int
, max_int
; /* Values really representable by the target */
967 extern gfc_integer_info gfc_integer_kinds
[];
977 extern gfc_logical_info gfc_logical_kinds
[];
982 int kind
, radix
, digits
, min_exponent
, max_exponent
;
984 int range
, precision
;
985 mpf_t epsilon
, huge
, tiny
;
989 extern gfc_real_info gfc_real_kinds
[];
992 /* Equivalence structures. Equivalent lvalues are linked along the
993 *eq pointer, equivalence sets are strung along the *next node. */
994 typedef struct gfc_equiv
996 struct gfc_equiv
*next
, *eq
;
1002 #define gfc_get_equiv() gfc_getmem(sizeof(gfc_equiv))
1005 /* gfc_case stores the selector list of a case statement. The *low
1006 and *high pointers can point to the same expression in the case of
1007 a single value. If *high is NULL, the selection is from *low
1008 upwards, if *low is NULL the selection is *high downwards.
1010 This structure has separate fields to allow singe and double linked
1011 lists of CASEs the same time. The singe linked list along the NEXT
1012 field is a list of cases for a single CASE label. The double linked
1013 list along the LEFT/RIGHT fields is used to detect overlap and to
1014 build a table of the cases for SELECT constructs with a CHARACTER
1017 typedef struct gfc_case
1019 /* Where we saw this case. */
1023 /* Case range values. If (low == high), it's a single value. If one of
1024 the labels is NULL, it's an unbounded case. If both are NULL, this
1025 represents the default case. */
1026 gfc_expr
*low
, *high
;
1028 /* Next case label in the list of cases for a single CASE label. */
1029 struct gfc_case
*next
;
1031 /* Used for detecting overlap, and for code generation. */
1032 struct gfc_case
*left
, *right
;
1034 /* True if this case label can never be matched. */
1039 #define gfc_get_case() gfc_getmem(sizeof(gfc_case))
1044 gfc_expr
*var
, *start
, *end
, *step
;
1048 #define gfc_get_iterator() gfc_getmem(sizeof(gfc_iterator))
1051 /* Allocation structure for ALLOCATE, DEALLOCATE and NULLIFY statements. */
1053 typedef struct gfc_alloc
1056 struct gfc_alloc
*next
;
1060 #define gfc_get_alloc() gfc_getmem(sizeof(gfc_alloc))
1065 gfc_expr
*unit
, *file
, *status
, *access
, *form
, *recl
,
1066 *blank
, *position
, *action
, *delim
, *pad
, *iostat
;
1074 gfc_expr
*unit
, *status
, *iostat
;
1082 gfc_expr
*unit
, *iostat
;
1090 gfc_expr
*unit
, *file
, *iostat
, *exist
, *opened
, *number
, *named
,
1091 *name
, *access
, *sequential
, *direct
, *form
, *formatted
,
1092 *unformatted
, *recl
, *nextrec
, *blank
, *position
, *action
, *read
,
1093 *write
, *readwrite
, *delim
, *pad
, *iolength
;
1103 gfc_expr
*io_unit
, *format_expr
, *rec
, *advance
, *iostat
, *size
;
1105 gfc_symbol
*namelist
;
1106 /* A format_label of `format_asterisk' indicates the "*" format */
1107 gfc_st_label
*format_label
;
1108 gfc_st_label
*err
, *end
, *eor
;
1110 locus eor_where
, end_where
;
1115 typedef struct gfc_forall_iterator
1117 gfc_expr
*var
, *start
, *end
, *stride
;
1118 struct gfc_forall_iterator
*next
;
1120 gfc_forall_iterator
;
1123 /* Executable statements that fill gfc_code structures. */
1126 EXEC_NOP
= 1, EXEC_ASSIGN
, EXEC_LABEL_ASSIGN
, EXEC_POINTER_ASSIGN
,
1127 EXEC_GOTO
, EXEC_CALL
, EXEC_RETURN
, EXEC_PAUSE
, EXEC_STOP
, EXEC_CONTINUE
,
1128 EXEC_IF
, EXEC_ARITHMETIC_IF
, EXEC_DO
, EXEC_DO_WHILE
, EXEC_SELECT
,
1129 EXEC_FORALL
, EXEC_WHERE
, EXEC_CYCLE
, EXEC_EXIT
,
1130 EXEC_ALLOCATE
, EXEC_DEALLOCATE
,
1131 EXEC_OPEN
, EXEC_CLOSE
,
1132 EXEC_READ
, EXEC_WRITE
, EXEC_IOLENGTH
, EXEC_TRANSFER
, EXEC_DT_END
,
1133 EXEC_BACKSPACE
, EXEC_ENDFILE
, EXEC_INQUIRE
, EXEC_REWIND
1137 typedef struct gfc_code
1141 struct gfc_code
*block
, *next
;
1144 gfc_st_label
*here
, *label
, *label2
, *label3
;
1145 gfc_symtree
*symtree
;
1146 gfc_expr
*expr
, *expr2
;
1147 /* A name isn't sufficient to identify a subroutine, we need the actual
1148 symbol for the interface definition.
1149 const char *sub_name; */
1150 gfc_symbol
*resolved_sym
;
1154 gfc_actual_arglist
*actual
;
1155 gfc_case
*case_list
;
1156 gfc_iterator
*iterator
;
1157 gfc_alloc
*alloc_list
;
1160 gfc_filepos
*filepos
;
1161 gfc_inquire
*inquire
;
1163 gfc_forall_iterator
*forall_iterator
;
1164 struct gfc_code
*whichloop
;
1167 ext
; /* Points to additional structures required by statement */
1169 /* Backend_decl is used for cycle and break labels in do loops, and
1170 * probably for other constructs as well, once we translate them. */
1176 /* Storage for DATA statements. */
1177 typedef struct gfc_data_variable
1181 struct gfc_data_variable
*list
, *next
;
1186 typedef struct gfc_data_value
1191 struct gfc_data_value
*next
;
1196 typedef struct gfc_data
1198 gfc_data_variable
*var
;
1199 gfc_data_value
*value
;
1202 struct gfc_data
*next
;
1206 #define gfc_get_data_variable() gfc_getmem(sizeof(gfc_data_variable))
1207 #define gfc_get_data_value() gfc_getmem(sizeof(gfc_data_value))
1208 #define gfc_get_data() gfc_getmem(sizeof(gfc_data))
1211 /* Structure for holding compile options */
1216 gfc_source_form source_form
;
1217 int fixed_line_length
;
1218 int max_identifier_length
;
1222 int warn_conversion
;
1223 int warn_implicit_interface
;
1224 int warn_line_truncation
;
1226 int warn_surprising
;
1227 int warn_unused_labels
;
1230 int flag_underscoring
;
1231 int flag_second_underscore
;
1232 int flag_implicit_none
;
1233 int flag_max_stack_var_size
;
1234 int flag_module_access_private
;
1235 int flag_no_backend
;
1236 int flag_pack_derived
;
1237 int flag_repack_arrays
;
1248 extern gfc_option_t gfc_option
;
1251 /* Constructor nodes for array and structure constructors. */
1252 typedef struct gfc_constructor
1255 gfc_iterator
*iterator
;
1257 struct gfc_constructor
*next
;
1260 mpz_t offset
; /* Record the offset of array element which appears in
1261 data statement like "data a(5)/4/". */
1262 gfc_component
*component
; /* Record the component being initialized. */
1265 mpz_t repeat
; /* Record the repeat number of initial values in data
1266 statement like "data a/5*10/". */
1271 typedef struct iterator_stack
1273 gfc_symtree
*variable
;
1275 struct iterator_stack
*prev
;
1278 extern iterator_stack
*iter_stack
;
1280 /************************ Function prototypes *************************/
1283 void gfc_formalize_init_value (gfc_symbol
*);
1284 void gfc_get_section_index (gfc_array_ref
*, mpz_t
*, mpz_t
*);
1285 void gfc_assign_data_value (gfc_expr
*, gfc_expr
*, mpz_t
);
1286 void gfc_advance_section (mpz_t
*, gfc_array_ref
*, mpz_t
*);
1289 void gfc_scanner_done_1 (void);
1290 void gfc_scanner_init_1 (void);
1292 void gfc_add_include_path (const char *);
1293 void gfc_release_include_path (void);
1294 FILE *gfc_open_included_file (const char *);
1296 int gfc_at_end (void);
1297 int gfc_at_eof (void);
1298 int gfc_at_bol (void);
1299 int gfc_at_eol (void);
1300 void gfc_advance_line (void);
1301 int gfc_check_include (void);
1303 void gfc_skip_comments (void);
1304 int gfc_next_char_literal (int);
1305 int gfc_next_char (void);
1306 int gfc_peek_char (void);
1307 void gfc_error_recovery (void);
1308 void gfc_gobble_whitespace (void);
1309 try gfc_new_file (const char *, gfc_source_form
);
1311 extern gfc_source_form gfc_current_form
;
1312 extern char *gfc_source_file
;
1313 extern locus gfc_current_locus
;
1316 void *gfc_getmem (size_t) ATTRIBUTE_MALLOC
;
1317 void gfc_free (void *);
1318 int gfc_terminal_width(void);
1319 void gfc_clear_ts (gfc_typespec
*);
1320 FILE *gfc_open_file (const char *);
1321 const char *gfc_article (const char *);
1322 const char *gfc_basic_typename (bt
);
1323 const char *gfc_typename (gfc_typespec
*);
1325 #define gfc_op2string(OP) (OP == INTRINSIC_ASSIGN ? \
1326 "=" : gfc_code2string (intrinsic_operators, OP))
1328 const char *gfc_code2string (const mstring
*, int);
1329 int gfc_string2code (const mstring
*, const char *);
1330 const char *gfc_intent_string (sym_intent
);
1332 void gfc_init_1 (void);
1333 void gfc_init_2 (void);
1334 void gfc_done_1 (void);
1335 void gfc_done_2 (void);
1338 unsigned int gfc_init_options (unsigned int, const char **);
1339 int gfc_handle_option (size_t, const char *, int);
1340 bool gfc_post_options (const char **);
1343 char * gfc_get_string (const char *, ...) ATTRIBUTE_PRINTF_1
;
1344 void gfc_iresolve_init_1 (void);
1345 void gfc_iresolve_done_1 (void);
1349 typedef struct gfc_error_buf
1352 char message
[MAX_ERROR_MESSAGE
];
1355 void gfc_error_init_1 (void);
1356 void gfc_buffer_error (int);
1358 void gfc_warning (const char *, ...);
1359 void gfc_warning_now (const char *, ...);
1360 void gfc_clear_warning (void);
1361 void gfc_warning_check (void);
1363 void gfc_error (const char *, ...);
1364 void gfc_error_now (const char *, ...);
1365 void gfc_fatal_error (const char *, ...) ATTRIBUTE_NORETURN
;
1366 void gfc_internal_error (const char *, ...) ATTRIBUTE_NORETURN
;
1367 void gfc_clear_error (void);
1368 int gfc_error_check (void);
1370 try gfc_notify_std (int, const char *, ...);
1372 /* A general purpose syntax error. */
1373 #define gfc_syntax_error(ST) \
1374 gfc_error ("Syntax error in %s statement at %C", gfc_ascii_statement (ST));
1376 void gfc_push_error (gfc_error_buf
*);
1377 void gfc_pop_error (gfc_error_buf
*);
1379 void gfc_status (const char *, ...) ATTRIBUTE_PRINTF_1
;
1380 void gfc_status_char (char);
1382 void gfc_get_errors (int *, int *);
1385 void gfc_arith_init_1 (void);
1386 void gfc_arith_done_1 (void);
1388 /* FIXME: These should go to symbol.c, really... */
1389 int gfc_default_integer_kind (void);
1390 int gfc_default_real_kind (void);
1391 int gfc_default_double_kind (void);
1392 int gfc_default_character_kind (void);
1393 int gfc_default_logical_kind (void);
1394 int gfc_default_complex_kind (void);
1395 int gfc_validate_kind (bt
, int);
1396 extern int gfc_index_integer_kind
;
1399 void gfc_clear_new_implicit (void);
1400 try gfc_add_new_implicit_range (int, int, gfc_typespec
*);
1401 try gfc_merge_new_implicit (void);
1402 void gfc_set_implicit_none (void);
1403 void gfc_set_implicit (void);
1405 gfc_typespec
*gfc_get_default_type (gfc_symbol
*, gfc_namespace
*);
1406 try gfc_set_default_type (gfc_symbol
*, int, gfc_namespace
*);
1408 void gfc_set_component_attr (gfc_component
*, symbol_attribute
*);
1409 void gfc_get_component_attr (symbol_attribute
*, gfc_component
*);
1411 void gfc_set_sym_referenced (gfc_symbol
* sym
);
1413 try gfc_add_allocatable (symbol_attribute
*, locus
*);
1414 try gfc_add_dimension (symbol_attribute
*, locus
*);
1415 try gfc_add_external (symbol_attribute
*, locus
*);
1416 try gfc_add_intrinsic (symbol_attribute
*, locus
*);
1417 try gfc_add_optional (symbol_attribute
*, locus
*);
1418 try gfc_add_pointer (symbol_attribute
*, locus
*);
1419 try gfc_add_result (symbol_attribute
*, locus
*);
1420 try gfc_add_save (symbol_attribute
*, locus
*);
1421 try gfc_add_saved_common (symbol_attribute
*, locus
*);
1422 try gfc_add_target (symbol_attribute
*, locus
*);
1423 try gfc_add_dummy (symbol_attribute
*, locus
*);
1424 try gfc_add_generic (symbol_attribute
*, locus
*);
1425 try gfc_add_common (symbol_attribute
*, locus
*);
1426 try gfc_add_in_common (symbol_attribute
*, locus
*);
1427 try gfc_add_in_namelist (symbol_attribute
*, locus
*);
1428 try gfc_add_sequence (symbol_attribute
*, locus
*);
1429 try gfc_add_elemental (symbol_attribute
*, locus
*);
1430 try gfc_add_pure (symbol_attribute
*, locus
*);
1431 try gfc_add_recursive (symbol_attribute
*, locus
*);
1432 try gfc_add_function (symbol_attribute
*, locus
*);
1433 try gfc_add_subroutine (symbol_attribute
*, locus
*);
1435 try gfc_add_access (symbol_attribute
*, gfc_access
, locus
*);
1436 try gfc_add_flavor (symbol_attribute
*, sym_flavor
, locus
*);
1437 try gfc_add_entry (symbol_attribute
*, locus
*);
1438 try gfc_add_procedure (symbol_attribute
*, procedure_type
, locus
*);
1439 try gfc_add_intent (symbol_attribute
*, sym_intent
, locus
*);
1440 try gfc_add_explicit_interface (gfc_symbol
*, ifsrc
,
1441 gfc_formal_arglist
*, locus
*);
1442 try gfc_add_type (gfc_symbol
*, gfc_typespec
*, locus
*);
1444 void gfc_clear_attr (symbol_attribute
*);
1445 try gfc_missing_attr (symbol_attribute
*, locus
*);
1446 try gfc_copy_attr (symbol_attribute
*, symbol_attribute
*, locus
*);
1448 try gfc_add_component (gfc_symbol
*, const char *, gfc_component
**);
1449 gfc_symbol
*gfc_use_derived (gfc_symbol
*);
1450 gfc_symtree
*gfc_use_derived_tree (gfc_symtree
*);
1451 gfc_component
*gfc_find_component (gfc_symbol
*, const char *);
1453 gfc_st_label
*gfc_get_st_label (int);
1454 void gfc_free_st_label (gfc_st_label
*);
1455 void gfc_define_st_label (gfc_st_label
*, gfc_sl_type
, locus
*);
1456 try gfc_reference_st_label (gfc_st_label
*, gfc_sl_type
);
1458 gfc_namespace
*gfc_get_namespace (gfc_namespace
*);
1459 gfc_symtree
*gfc_new_symtree (gfc_symtree
**, const char *);
1460 gfc_symtree
*gfc_find_symtree (gfc_symtree
*, const char *);
1461 gfc_user_op
*gfc_get_uop (const char *);
1462 gfc_user_op
*gfc_find_uop (const char *, gfc_namespace
*);
1463 void gfc_free_symbol (gfc_symbol
*);
1464 gfc_symbol
*gfc_new_symbol (const char *, gfc_namespace
*);
1465 int gfc_find_symbol (const char *, gfc_namespace
*, int, gfc_symbol
**);
1466 int gfc_find_sym_tree (const char *, gfc_namespace
*, int, gfc_symtree
**);
1467 int gfc_get_symbol (const char *, gfc_namespace
*, gfc_symbol
**);
1468 int gfc_get_sym_tree (const char *, gfc_namespace
*, gfc_symtree
**);
1469 int gfc_get_ha_symbol (const char *, gfc_symbol
**);
1470 int gfc_get_ha_sym_tree (const char *, gfc_symtree
**);
1472 int gfc_symbols_could_alias (gfc_symbol
*, gfc_symbol
*);
1474 void gfc_undo_symbols (void);
1475 void gfc_commit_symbols (void);
1476 void gfc_free_namespace (gfc_namespace
*);
1478 void gfc_symbol_init_2 (void);
1479 void gfc_symbol_done_2 (void);
1481 void gfc_traverse_symtree (gfc_namespace
*, void (*)(gfc_symtree
*));
1482 void gfc_traverse_ns (gfc_namespace
*, void (*)(gfc_symbol
*));
1483 void gfc_traverse_user_op (gfc_namespace
*, void (*)(gfc_user_op
*));
1484 void gfc_save_all (gfc_namespace
*);
1486 void gfc_symbol_state (void);
1489 extern int gfc_init_expr
;
1491 /* Given a symbol that we have decided is intrinsic, mark it as such
1492 by placing it into a special module that is otherwise impossible to
1495 #define gfc_intrinsic_symbol(SYM) strcpy (SYM->module, "(intrinsic)")
1497 void gfc_intrinsic_init_1 (void);
1498 void gfc_intrinsic_done_1 (void);
1500 char gfc_type_letter (bt
);
1501 gfc_symbol
* gfc_get_intrinsic_sub_symbol (const char *);
1502 try gfc_convert_type (gfc_expr
*, gfc_typespec
*, int);
1503 try gfc_convert_type_warn (gfc_expr
*, gfc_typespec
*, int, int);
1504 int gfc_generic_intrinsic (const char *);
1505 int gfc_specific_intrinsic (const char *);
1506 int gfc_intrinsic_name (const char *, int);
1507 gfc_intrinsic_sym
*gfc_find_function (const char *);
1509 match
gfc_intrinsic_func_interface (gfc_expr
*, int);
1510 match
gfc_intrinsic_sub_interface (gfc_code
*, int);
1513 void gfc_simplify_init_1 (void);
1514 void gfc_simplify_done_1 (void);
1516 /* match.c -- FIXME */
1517 void gfc_free_iterator (gfc_iterator
*, int);
1518 void gfc_free_forall_iterator (gfc_forall_iterator
*);
1519 void gfc_free_alloc_list (gfc_alloc
*);
1520 void gfc_free_namelist (gfc_namelist
*);
1521 void gfc_free_equiv (gfc_equiv
*);
1522 void gfc_free_data (gfc_data
*);
1523 void gfc_free_case_list (gfc_case
*);
1526 void gfc_free_actual_arglist (gfc_actual_arglist
*);
1527 gfc_actual_arglist
*gfc_copy_actual_arglist (gfc_actual_arglist
*);
1528 const char *gfc_extract_int (gfc_expr
*, int *);
1530 gfc_expr
*gfc_build_conversion (gfc_expr
*);
1531 void gfc_free_ref_list (gfc_ref
*);
1532 void gfc_type_convert_binary (gfc_expr
*);
1533 int gfc_is_constant_expr (gfc_expr
*);
1534 try gfc_simplify_expr (gfc_expr
*, int);
1536 gfc_expr
*gfc_get_expr (void);
1537 void gfc_free_expr (gfc_expr
*);
1538 void gfc_replace_expr (gfc_expr
*, gfc_expr
*);
1539 gfc_expr
*gfc_int_expr (int);
1540 gfc_expr
*gfc_logical_expr (int, locus
*);
1541 mpz_t
*gfc_copy_shape (mpz_t
*, int);
1542 gfc_expr
*gfc_copy_expr (gfc_expr
*);
1544 try gfc_specification_expr (gfc_expr
*);
1546 int gfc_numeric_ts (gfc_typespec
*);
1547 int gfc_kind_max (gfc_expr
*, gfc_expr
*);
1549 try gfc_check_conformance (const char *, gfc_expr
*, gfc_expr
*);
1550 try gfc_check_assign (gfc_expr
*, gfc_expr
*, int);
1551 try gfc_check_pointer_assign (gfc_expr
*, gfc_expr
*);
1552 try gfc_check_assign_symbol (gfc_symbol
*, gfc_expr
*);
1554 gfc_expr
*gfc_default_initializer (gfc_typespec
*);
1557 extern gfc_code new_st
;
1559 void gfc_clear_new_st (void);
1560 gfc_code
*gfc_get_code (void);
1561 gfc_code
*gfc_append_code (gfc_code
*, gfc_code
*);
1562 void gfc_free_statement (gfc_code
*);
1563 void gfc_free_statements (gfc_code
*);
1566 try gfc_resolve_expr (gfc_expr
*);
1567 void gfc_resolve (gfc_namespace
*);
1568 int gfc_impure_variable (gfc_symbol
*);
1569 int gfc_pure (gfc_symbol
*);
1570 int gfc_elemental (gfc_symbol
*);
1571 try gfc_resolve_iterator (gfc_iterator
*);
1572 try gfc_resolve_index (gfc_expr
*, int);
1575 void gfc_free_array_spec (gfc_array_spec
*);
1576 gfc_array_ref
*gfc_copy_array_ref (gfc_array_ref
*);
1578 try gfc_set_array_spec (gfc_symbol
*, gfc_array_spec
*, locus
*);
1579 gfc_array_spec
*gfc_copy_array_spec (gfc_array_spec
*);
1580 try gfc_resolve_array_spec (gfc_array_spec
*, int);
1582 int gfc_compare_array_spec (gfc_array_spec
*, gfc_array_spec
*);
1584 gfc_expr
*gfc_start_constructor (bt
, int, locus
*);
1585 void gfc_append_constructor (gfc_expr
*, gfc_expr
*);
1586 void gfc_free_constructor (gfc_constructor
*);
1587 void gfc_simplify_iterator_var (gfc_expr
*);
1588 try gfc_expand_constructor (gfc_expr
*);
1589 int gfc_constant_ac (gfc_expr
*);
1590 int gfc_expanded_ac (gfc_expr
*);
1591 try gfc_resolve_array_constructor (gfc_expr
*);
1592 try gfc_check_constructor_type (gfc_expr
*);
1593 try gfc_check_iter_variable (gfc_expr
*);
1594 try gfc_check_constructor (gfc_expr
*, try (*)(gfc_expr
*));
1595 gfc_constructor
*gfc_copy_constructor (gfc_constructor
* src
);
1596 gfc_expr
*gfc_get_array_element (gfc_expr
*, int);
1597 try gfc_array_size (gfc_expr
*, mpz_t
*);
1598 try gfc_array_dimen_size (gfc_expr
*, int, mpz_t
*);
1599 try gfc_array_ref_shape (gfc_array_ref
*, mpz_t
*);
1600 gfc_array_ref
*gfc_find_array_ref (gfc_expr
*);
1601 void gfc_insert_constructor (gfc_expr
*, gfc_constructor
*);
1602 gfc_constructor
*gfc_get_constructor (void);
1603 tree
gfc_conv_array_initializer (tree type
, gfc_expr
* expr
);
1604 try spec_size (gfc_array_spec
*, mpz_t
*);
1606 /* interface.c -- FIXME: some of these should be in symbol.c */
1607 void gfc_free_interface (gfc_interface
*);
1608 int gfc_compare_types (gfc_typespec
*, gfc_typespec
*);
1609 void gfc_check_interfaces (gfc_namespace
*);
1610 void gfc_procedure_use (gfc_symbol
*, gfc_actual_arglist
**, locus
*);
1611 gfc_symbol
*gfc_search_interface (gfc_interface
*, int,
1612 gfc_actual_arglist
**);
1613 try gfc_extend_expr (gfc_expr
*);
1614 void gfc_free_formal_arglist (gfc_formal_arglist
*);
1615 try gfc_extend_assign (gfc_code
*, gfc_namespace
*);
1616 try gfc_add_interface (gfc_symbol
* sym
);
1619 extern gfc_st_label format_asterisk
;
1621 void gfc_free_open (gfc_open
*);
1622 try gfc_resolve_open (gfc_open
*);
1623 void gfc_free_close (gfc_close
*);
1624 try gfc_resolve_close (gfc_close
*);
1625 void gfc_free_filepos (gfc_filepos
*);
1626 try gfc_resolve_filepos (gfc_filepos
*);
1627 void gfc_free_inquire (gfc_inquire
*);
1628 try gfc_resolve_inquire (gfc_inquire
*);
1629 void gfc_free_dt (gfc_dt
*);
1630 try gfc_resolve_dt (gfc_dt
*);
1633 void gfc_module_init_2 (void);
1634 void gfc_module_done_2 (void);
1635 void gfc_dump_module (const char *, int);
1638 symbol_attribute
gfc_variable_attr (gfc_expr
*, gfc_typespec
*);
1639 symbol_attribute
gfc_expr_attr (gfc_expr
*);
1642 void gfc_generate_code (gfc_namespace
*);
1643 void gfc_generate_module_code (gfc_namespace
*);
1646 typedef int (*compare_fn
) (void *, void *);
1647 void gfc_insert_bbt (void *, void *, compare_fn
);
1648 void gfc_delete_bbt (void *, void *, compare_fn
);
1650 /* dump-parse-tree.c */
1651 void gfc_show_namespace (gfc_namespace
*);
1654 try gfc_parse_file (void);
1656 #endif /* GFC_GFC_H */