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_VERSION "0.23"
62 #define GFC_MAX_SYMBOL_LEN 63
63 #define GFC_REAL_BITS 100 /* Number of bits in g95's floating point numbers. */
64 #define GFC_MAX_LINE 132 /* Characters beyond this are not seen. */
65 #define GFC_MAX_DIMENSIONS 7 /* Maximum dimensions in an array. */
66 #define GFC_LETTERS 26 /* Number of letters in the alphabet. */
67 #define MAX_ERROR_MESSAGE 1000 /* Maximum length of an error message. */
69 #define free(x) Use_gfc_free_instead_of_free()
70 #define gfc_is_whitespace(c) ((c==' ') || (c=='\t'))
73 #define NULL ((void *) 0)
77 #define stringize(x) expand_macro(x)
78 #define expand_macro(x) # x
80 /* For a the runtime library, a standard prefix is a requirement to
81 avoid cluttering the namespace with things nobody asked for. It's
82 ugly to look at and a pain to type when you add the prefix by hand,
83 so we hide it behind a macro. */
84 #define PREFIX(x) "_gfortran_" x
87 /* Macro to initialize an mstring structure. */
88 #define minit(s, t) { s, NULL, t }
90 /* Structure for storing strings to be matched by gfc_match_string. */
100 /* Flags to specify which standardi/extension contains a feature. */
101 #define GFC_STD_GNU (1<<5) /* GNU Fortran extension. */
102 #define GFC_STD_F2003 (1<<4) /* New in F2003. */
103 #define GFC_STD_F2003_DEL (1<<3) /* Deleted in F2003. */
104 #define GFC_STD_F2003_OBS (1<<2) /* Obsoleted in F2003. */
105 #define GFC_STD_F95_DEL (1<<1) /* Deleted in F95. */
106 #define GFC_STD_F95_OBS (1<<0) /* Obsoleted in F95. */
108 /*************************** Enums *****************************/
110 /* The author remains confused to this day about the convention of
111 returning '0' for 'SUCCESS'... or was it the other way around? The
112 following enum makes things much more readable. We also start
113 values off at one instead of zero. */
116 { SUCCESS
= 1, FAILURE
}
119 /* Matchers return one of these three values. The difference between
120 MATCH_NO and MATCH_ERROR is that MATCH_ERROR means that a match was
121 successful, but that something non-syntactic is wrong and an error
122 has already been issued. */
125 { MATCH_NO
= 1, MATCH_YES
, MATCH_ERROR
}
129 { FORM_FREE
, FORM_FIXED
, FORM_UNKNOWN
}
133 { BT_UNKNOWN
= 1, BT_INTEGER
, BT_REAL
, BT_COMPLEX
,
134 BT_LOGICAL
, BT_CHARACTER
, BT_DERIVED
, BT_PROCEDURE
138 /* Expression node types. */
140 { EXPR_OP
= 1, EXPR_FUNCTION
, EXPR_CONSTANT
, EXPR_VARIABLE
,
141 EXPR_SUBSTRING
, EXPR_STRUCTURE
, EXPR_ARRAY
, EXPR_NULL
147 { AS_EXPLICIT
= 1, AS_ASSUMED_SHAPE
, AS_DEFERRED
,
148 AS_ASSUMED_SIZE
, AS_UNKNOWN
153 { AR_FULL
= 1, AR_ELEMENT
, AR_SECTION
, AR_UNKNOWN
}
156 /* Statement label types. */
158 { ST_LABEL_UNKNOWN
= 1, ST_LABEL_TARGET
,
159 ST_LABEL_BAD_TARGET
, ST_LABEL_FORMAT
163 /* Intrinsic operators. */
165 { GFC_INTRINSIC_BEGIN
= 0,
166 INTRINSIC_NONE
= -1, INTRINSIC_UPLUS
= GFC_INTRINSIC_BEGIN
,
167 INTRINSIC_UMINUS
, INTRINSIC_PLUS
, INTRINSIC_MINUS
, INTRINSIC_TIMES
,
168 INTRINSIC_DIVIDE
, INTRINSIC_POWER
, INTRINSIC_CONCAT
,
169 INTRINSIC_AND
, INTRINSIC_OR
, INTRINSIC_EQV
, INTRINSIC_NEQV
,
170 INTRINSIC_EQ
, INTRINSIC_NE
, INTRINSIC_GT
, INTRINSIC_GE
,
171 INTRINSIC_LT
, INTRINSIC_LE
, INTRINSIC_NOT
, INTRINSIC_USER
,
173 GFC_INTRINSIC_END
/* Sentinel */
178 /* Strings for all intrinsic operators. */
179 extern mstring intrinsic_operators
[];
182 /* This macro is the number of intrinsic operators that exist.
183 Assumptions are made about the numbering of the interface_op enums. */
184 #define GFC_INTRINSIC_OPS GFC_INTRINSIC_END
186 /* Arithmetic results. */
188 { ARITH_OK
= 1, ARITH_OVERFLOW
, ARITH_UNDERFLOW
,
189 ARITH_DIV0
, ARITH_0TO0
, ARITH_INCOMMENSURATE
196 ST_ARITHMETIC_IF
, ST_ALLOCATE
, ST_ATTR_DECL
, ST_BACKSPACE
, ST_BLOCK_DATA
,
197 ST_CALL
, ST_CASE
, ST_CLOSE
, ST_COMMON
, ST_CONTINUE
, ST_CONTAINS
, ST_CYCLE
,
198 ST_DATA
, ST_DATA_DECL
, ST_DEALLOCATE
, ST_DO
, ST_ELSE
, ST_ELSEIF
,
199 ST_ELSEWHERE
, ST_END_BLOCK_DATA
, ST_ENDDO
, ST_IMPLIED_ENDDO
,
200 ST_END_FILE
, ST_END_FORALL
, ST_END_FUNCTION
, ST_ENDIF
, ST_END_INTERFACE
,
201 ST_END_MODULE
, ST_END_PROGRAM
, ST_END_SELECT
, ST_END_SUBROUTINE
,
202 ST_END_WHERE
, ST_END_TYPE
, ST_ENTRY
, ST_EQUIVALENCE
, ST_EXIT
, ST_FORALL
,
203 ST_FORALL_BLOCK
, ST_FORMAT
, ST_FUNCTION
, ST_GOTO
, ST_IF_BLOCK
, ST_IMPLICIT
,
204 ST_IMPLICIT_NONE
, ST_INQUIRE
, ST_INTERFACE
, ST_PARAMETER
, ST_MODULE
,
205 ST_MODULE_PROC
, ST_NAMELIST
, ST_NULLIFY
, ST_OPEN
, ST_PAUSE
, ST_PRIVATE
,
206 ST_PROGRAM
, ST_PUBLIC
, ST_READ
, ST_RETURN
, ST_REWIND
, ST_STOP
,
208 ST_TYPE
, ST_USE
, ST_WHERE_BLOCK
, ST_WHERE
, ST_WRITE
, ST_ASSIGNMENT
,
209 ST_POINTER_ASSIGNMENT
, ST_SELECT_CASE
, ST_SEQUENCE
, ST_SIMPLE_IF
,
210 ST_STATEMENT_FUNCTION
, ST_DERIVED_DECL
, ST_LABEL_ASSIGNMENT
, ST_NONE
215 /* Types of interfaces that we can have. Assignment interfaces are
216 considered to be intrinsic operators. */
219 INTERFACE_NAMELESS
= 1, INTERFACE_GENERIC
,
220 INTERFACE_INTRINSIC_OP
, INTERFACE_USER_OP
224 /* Symbol flavors: these are all mutually exclusive.
225 10 elements = 4 bits. */
228 FL_UNKNOWN
= 0, FL_PROGRAM
, FL_BLOCK_DATA
, FL_MODULE
, FL_VARIABLE
,
229 FL_PARAMETER
, FL_LABEL
, FL_PROCEDURE
, FL_DERIVED
, FL_NAMELIST
233 /* Procedure types. 7 elements = 3 bits. */
235 { PROC_UNKNOWN
, PROC_MODULE
, PROC_INTERNAL
, PROC_DUMMY
,
236 PROC_INTRINSIC
, PROC_ST_FUNCTION
, PROC_EXTERNAL
242 { INTENT_UNKNOWN
= 0, INTENT_IN
, INTENT_OUT
, INTENT_INOUT
248 { ACCESS_PUBLIC
= 1, ACCESS_PRIVATE
, ACCESS_UNKNOWN
252 /* Flags to keep track of where an interface came from.
253 4 elements = 2 bits. */
255 { IFSRC_UNKNOWN
= 0, IFSRC_DECL
, IFSRC_IFBODY
, IFSRC_USAGE
259 /* Strings for all symbol attributes. We use these for dumping the
260 parse tree, in error messages, and also when reading and writing
261 modules. In symbol.c. */
262 extern const mstring flavors
[];
263 extern const mstring procedures
[];
264 extern const mstring intents
[];
265 extern const mstring access_types
[];
266 extern const mstring ifsrc_types
[];
268 /* Enumeration of all the generic intrinsic functions. Used by the
269 backend for identification of a function. */
271 enum gfc_generic_isym_id
273 /* GFC_ISYM_NONE is used for intrinsics which will never be seen by
274 the backend (eg. KIND). */
302 GFC_ISYM_DOT_PRODUCT
,
353 GFC_ISYM_SET_EXPONENT
,
375 typedef enum gfc_generic_isym_id gfc_generic_isym_id
;
377 /************************* Structures *****************************/
379 /* Symbol attribute structure. */
382 /* Variable attributes. */
383 unsigned allocatable
:1, dimension
:1, external
:1, intrinsic
:1,
384 optional
:1, pointer
:1, save
:1, target
:1,
385 dummy
:1, common
:1, result
:1, entry
:1, assign
:1;
387 unsigned data
:1, /* Symbol is named in a DATA statement. */
388 use_assoc
:1; /* Symbol has been use-associated. */
390 unsigned in_namelist
:1, in_common
:1, saved_common
:1;
391 unsigned function
:1, subroutine
:1, generic
:1;
392 unsigned implicit_type
:1; /* Type defined via implicit rules */
394 /* Function/subroutine attributes */
395 unsigned sequence
:1, elemental
:1, pure
:1, recursive
:1;
396 unsigned unmaskable
:1, masked
:1, contained
:1;
398 /* Set if a function must always be referenced by an explicit interface. */
399 unsigned always_explicit
:1;
401 /* Set if the symbol has been referenced in an expression. No further
402 modification of type or type parameters is permitted. */
403 unsigned referenced
:1;
405 /* Mutually exclusive multibit attributes. */
411 procedure_type proc
:3;
417 /* The following three structures are used to identify a location in
420 gfc_file is used to maintain a tree of the source files and how
421 they include each other
423 gfc_linebuf holds a single line of source code and information
424 which file it resides in
426 locus point to the sourceline and the character in the source
430 typedef struct gfc_file
432 struct gfc_file
*included_by
, *next
, *up
;
433 int inclusion_line
, line
;
437 typedef struct gfc_linebuf
440 struct gfc_file
*file
;
441 struct gfc_linebuf
*next
;
455 # include <sys/param.h>
456 # define PATH_MAX MAXPATHLEN
460 extern int gfc_suppress_error
;
463 /* Character length structures hold the expression that gives the
464 length of a character variable. We avoid putting these into
465 gfc_typespec because doing so prevents us from doing structure
466 copies and forces us to deallocate any typespecs we create, as well
467 as structures that contain typespecs. They also can have multiple
468 character typespecs pointing to them.
470 These structures form a singly linked list within the current
471 namespace and are deallocated with the namespace. It is possible to
472 end up with gfc_charlen structures that have nothing pointing to them. */
474 typedef struct gfc_charlen
476 struct gfc_expr
*length
;
477 struct gfc_charlen
*next
;
482 #define gfc_get_charlen() gfc_getmem(sizeof(gfc_charlen))
484 /* Type specification structure. FIXME: derived and cl could be union??? */
489 struct gfc_symbol
*derived
;
490 gfc_charlen
*cl
; /* For character types only. */
494 /* Array specification. */
497 int rank
; /* A rank of zero means that a variable is a scalar. */
499 struct gfc_expr
*lower
[GFC_MAX_DIMENSIONS
], *upper
[GFC_MAX_DIMENSIONS
];
503 #define gfc_get_array_spec() gfc_getmem(sizeof(gfc_array_spec))
506 /* Components of derived types. */
507 typedef struct gfc_component
509 char name
[GFC_MAX_SYMBOL_LEN
+ 1];
512 int pointer
, dimension
;
517 struct gfc_expr
*initializer
;
518 struct gfc_component
*next
;
522 #define gfc_get_component() gfc_getmem(sizeof(gfc_component))
524 /* Formal argument lists are lists of symbols. */
525 typedef struct gfc_formal_arglist
527 struct gfc_symbol
*sym
;
528 struct gfc_formal_arglist
*next
;
532 #define gfc_get_formal_arglist() gfc_getmem(sizeof(gfc_formal_arglist))
535 /* The gfc_actual_arglist structure is for actual arguments. */
536 typedef struct gfc_actual_arglist
538 char name
[GFC_MAX_SYMBOL_LEN
+ 1];
539 /* Alternate return label when the expr member is null. */
540 struct gfc_st_label
*label
;
542 struct gfc_expr
*expr
;
543 struct gfc_actual_arglist
*next
;
547 #define gfc_get_actual_arglist() gfc_getmem(sizeof(gfc_actual_arglist))
550 /* Because a symbol can belong to multiple namelists, they must be
551 linked externally to the symbol itself. */
552 typedef struct gfc_namelist
554 struct gfc_symbol
*sym
;
555 struct gfc_namelist
*next
;
559 #define gfc_get_namelist() gfc_getmem(sizeof(gfc_namelist))
562 /* The gfc_st_label structure is a doubly linked list attached to a
563 namespace that records the usage of statement labels within that
565 /* TODO: Make format/statement specifics a union. */
566 typedef struct gfc_st_label
570 gfc_sl_type defined
, referenced
;
572 struct gfc_expr
*format
;
578 struct gfc_st_label
*prev
, *next
;
583 /* gfc_interface()-- Interfaces are lists of symbols strung together. */
584 typedef struct gfc_interface
586 struct gfc_symbol
*sym
;
588 struct gfc_interface
*next
;
592 #define gfc_get_interface() gfc_getmem(sizeof(gfc_interface))
595 /* User operator nodes. These are like stripped down symbols. */
598 char name
[GFC_MAX_SYMBOL_LEN
+ 1];
600 gfc_interface
*operator;
601 struct gfc_namespace
*ns
;
606 /* Symbol nodes. These are important things. They are what the
607 standard refers to as "entities". The possibly multiple names that
608 refer to the same entity are accomplished by a binary tree of
609 symtree structures that is balanced by the red-black method-- more
610 than one symtree node can point to any given symbol. */
612 typedef struct gfc_symbol
614 char name
[GFC_MAX_SYMBOL_LEN
+ 1]; /* Primary name, before renaming */
615 char module
[GFC_MAX_SYMBOL_LEN
+ 1]; /* Module this symbol came from */
619 symbol_attribute attr
;
621 /* The interface member points to the formal argument list if the
622 symbol is a function or subroutine name. If the symbol is a
623 generic name, the generic member points to the list of
626 gfc_interface
*generic
;
627 gfc_access component_access
;
629 gfc_formal_arglist
*formal
;
630 struct gfc_namespace
*formal_ns
;
632 struct gfc_expr
*value
; /* Parameter/Initializer value */
634 struct gfc_symbol
*result
; /* function result symbol */
635 gfc_component
*components
; /* Derived type components */
637 /* TODO: These three fields are mutually exclusive. */
638 struct gfc_symbol
*common_head
, *common_next
; /* Links for COMMON syms */
639 /* Make sure setup code for dummy arguments is generated in the correct
643 gfc_namelist
*namelist
, *namelist_tail
;
645 /* Change management fields. Symbols that might be modified by the
646 current statement have the mark member nonzero and are kept in a
647 singly linked list through the tlink field. Of these symbols,
648 symbols with old_symbol equal to NULL are symbols created within
649 the current statement. Otherwise, old_symbol points to a copy of
652 struct gfc_symbol
*old_symbol
, *tlink
;
653 unsigned mark
:1, new:1;
654 /* Nonzero if all equivalences associated with this symbol have been
656 unsigned equiv_built
:1;
658 struct gfc_namespace
*ns
; /* namespace containing this symbol */
666 /* Within a namespace, symbols are pointed to by symtree nodes that
667 are linked together in a balanced binary tree. There can be
668 several symtrees pointing to the same symbol node via USE
671 #define BBT_HEADER(self) int priority; struct self *left, *right
673 typedef struct gfc_symtree
675 BBT_HEADER (gfc_symtree
);
676 char name
[GFC_MAX_SYMBOL_LEN
+ 1];
680 gfc_symbol
*sym
; /* Symbol associated with this node */
689 typedef struct gfc_namespace
691 gfc_symtree
*sym_root
, *uop_root
; /* Roots of the red/black symbol trees */
693 int set_flag
[GFC_LETTERS
];
694 gfc_typespec default_type
[GFC_LETTERS
]; /* IMPLICIT typespecs */
696 struct gfc_symbol
*proc_name
;
697 gfc_interface
*operator[GFC_INTRINSIC_OPS
];
698 struct gfc_namespace
*parent
, *contained
, *sibling
;
699 struct gfc_code
*code
;
700 gfc_symbol
*blank_common
;
701 struct gfc_equiv
*equiv
;
702 gfc_access default_access
, operator_access
[GFC_INTRINSIC_OPS
];
704 gfc_st_label
*st_labels
;
705 struct gfc_data
*data
;
707 gfc_charlen
*cl_list
;
709 int save_all
, seen_save
;
713 extern gfc_namespace
*gfc_current_ns
;
716 /* Information on interfaces being built. */
727 extern gfc_interface_info current_interface
;
730 /* Array reference. */
731 typedef struct gfc_array_ref
734 int dimen
; /* # of components in the reference */
738 locus c_where
[GFC_MAX_DIMENSIONS
]; /* All expressions can be NULL */
739 struct gfc_expr
*start
[GFC_MAX_DIMENSIONS
], *end
[GFC_MAX_DIMENSIONS
],
740 *stride
[GFC_MAX_DIMENSIONS
];
743 { DIMEN_ELEMENT
= 1, DIMEN_RANGE
, DIMEN_VECTOR
, DIMEN_UNKNOWN
}
744 dimen_type
[GFC_MAX_DIMENSIONS
];
746 struct gfc_expr
*offset
;
750 #define gfc_get_array_ref() gfc_getmem(sizeof(gfc_array_ref))
753 /* Component reference nodes. A variable is stored as an expression
754 node that points to the base symbol. After that, a singly linked
755 list of component reference nodes gives the variable's complete
756 resolution. The array_ref component may be present and comes
757 before the component component. */
760 { REF_ARRAY
, REF_COMPONENT
, REF_SUBSTRING
}
763 typedef struct gfc_ref
769 struct gfc_array_ref ar
;
773 gfc_component
*component
;
780 struct gfc_expr
*start
, *end
; /* Substring */
788 struct gfc_ref
*next
;
792 #define gfc_get_ref() gfc_getmem(sizeof(gfc_ref))
795 /* Structures representing intrinsic symbols and their arguments lists. */
796 typedef struct gfc_intrinsic_arg
798 char name
[GFC_MAX_SYMBOL_LEN
+ 1];
802 gfc_actual_arglist
*actual
;
804 struct gfc_intrinsic_arg
*next
;
812 try (*f1
)(struct gfc_expr
*);
813 try (*f1m
)(gfc_actual_arglist
*);
814 try (*f2
)(struct gfc_expr
*, struct gfc_expr
*);
815 try (*f3
)(struct gfc_expr
*, struct gfc_expr
*, struct gfc_expr
*);
816 try (*f4
)(struct gfc_expr
*, struct gfc_expr
*, struct gfc_expr
*,
818 try (*f5
)(struct gfc_expr
*, struct gfc_expr
*, struct gfc_expr
*,
819 struct gfc_expr
*, struct gfc_expr
*);
826 struct gfc_expr
*(*f1
)(struct gfc_expr
*);
827 struct gfc_expr
*(*f2
)(struct gfc_expr
*, struct gfc_expr
*);
828 struct gfc_expr
*(*f3
)(struct gfc_expr
*, struct gfc_expr
*,
830 struct gfc_expr
*(*f4
)(struct gfc_expr
*, struct gfc_expr
*,
831 struct gfc_expr
*, struct gfc_expr
*);
832 struct gfc_expr
*(*f5
)(struct gfc_expr
*, struct gfc_expr
*,
833 struct gfc_expr
*, struct gfc_expr
*,
835 struct gfc_expr
*(*cc
)(struct gfc_expr
*, bt
, int);
842 void (*f0
)(struct gfc_expr
*);
843 void (*f1
)(struct gfc_expr
*, struct gfc_expr
*);
844 void (*f1m
)(struct gfc_expr
*, struct gfc_actual_arglist
*);
845 void (*f2
)(struct gfc_expr
*, struct gfc_expr
*, struct gfc_expr
*);
846 void (*f3
)(struct gfc_expr
*, struct gfc_expr
*, struct gfc_expr
*,
848 void (*f4
)(struct gfc_expr
*, struct gfc_expr
*, struct gfc_expr
*,
849 struct gfc_expr
*, struct gfc_expr
*);
850 void (*f5
)(struct gfc_expr
*, struct gfc_expr
*, struct gfc_expr
*,
851 struct gfc_expr
*, struct gfc_expr
*, struct gfc_expr
*);
852 void (*s1
)(struct gfc_code
*);
857 typedef struct gfc_intrinsic_sym
859 char name
[GFC_MAX_SYMBOL_LEN
+ 1], lib_name
[GFC_MAX_SYMBOL_LEN
+ 1];
860 gfc_intrinsic_arg
*formal
;
862 int elemental
, pure
, generic
, specific
, actual_ok
;
864 gfc_simplify_f simplify
;
866 gfc_resolve_f resolve
;
867 struct gfc_intrinsic_sym
*specific_head
, *next
;
868 gfc_generic_isym_id generic_id
;
874 /* Expression nodes. The expression node types deserve explanations,
875 since the last couple can be easily misconstrued:
877 EXPR_OP Operator node pointing to one or two other nodes
878 EXPR_FUNCTION Function call, symbol points to function's name
879 EXPR_CONSTANT A scalar constant: Logical, String, Real, Int or Complex
880 EXPR_VARIABLE An Lvalue with a root symbol and possible reference list
881 which expresses structure, array and substring refs.
882 EXPR_NULL The NULL pointer value (which also has a basic type).
883 EXPR_SUBSTRING A substring of a constant string
884 EXPR_STRUCTURE A structure constructor
885 EXPR_ARRAY An array constructor. */
889 typedef struct gfc_expr
893 gfc_typespec ts
; /* These two refer to the overall expression */
896 mpz_t
*shape
; /* Can be NULL if shape is unknown at compile time */
898 gfc_intrinsic_op
operator;
900 /* Nonnull for functions and structure constructors */
901 gfc_symtree
*symtree
;
906 struct gfc_expr
*op1
, *op2
;
923 gfc_actual_arglist
*actual
;
924 char *name
; /* Points to the ultimate name of the function */
925 gfc_intrinsic_sym
*isym
;
937 struct gfc_constructor
*constructor
;
945 #define gfc_get_shape(rank) ((mpz_t *) gfc_getmem(rank*sizeof(mpz_t)))
947 /* Structures for information associated with different kinds of
948 numbers. The first set of integer parameters define all there is
949 to know about a particular kind. The rest of the elements are
950 computed from the first elements. */
954 int kind
, radix
, digits
, bit_size
;
959 mpz_t min_int
, max_int
; /* Values really representable by the target */
963 extern gfc_integer_info gfc_integer_kinds
[];
973 extern gfc_logical_info gfc_logical_kinds
[];
978 int kind
, radix
, digits
, min_exponent
, max_exponent
;
980 int range
, precision
;
981 mpf_t epsilon
, huge
, tiny
;
985 extern gfc_real_info gfc_real_kinds
[];
988 /* Equivalence structures. Equivalent lvalues are linked along the
989 *eq pointer, equivalence sets are strung along the *next node. */
990 typedef struct gfc_equiv
992 struct gfc_equiv
*next
, *eq
;
998 #define gfc_get_equiv() gfc_getmem(sizeof(gfc_equiv))
1001 /* gfc_case stores the selector list of a case statement. The *low
1002 and *high pointers can point to the same expression in the case of
1003 a single value. If *high is NULL, the selection is from *low
1004 upwards, if *low is NULL the selection is *high downwards.
1006 This structure has separate fields to allow singe and double linked
1007 lists of CASEs the same time. The singe linked list along the NEXT
1008 field is a list of cases for a single CASE label. The double linked
1009 list along the LEFT/RIGHT fields is used to detect overlap and to
1010 build a table of the cases for SELECT constructs with a CHARACTER
1013 typedef struct gfc_case
1015 /* Where we saw this case. */
1019 /* Case range values. If (low == high), it's a single value. If one of
1020 the labels is NULL, it's an unbounded case. If both are NULL, this
1021 represents the default case. */
1022 gfc_expr
*low
, *high
;
1024 /* Next case label in the list of cases for a single CASE label. */
1025 struct gfc_case
*next
;
1027 /* Used for detecting overlap, and for code generation. */
1028 struct gfc_case
*left
, *right
;
1030 /* True if this case label can never be matched. */
1035 #define gfc_get_case() gfc_getmem(sizeof(gfc_case))
1040 gfc_expr
*var
, *start
, *end
, *step
;
1044 #define gfc_get_iterator() gfc_getmem(sizeof(gfc_iterator))
1047 /* Allocation structure for ALLOCATE, DEALLOCATE and NULLIFY statements. */
1049 typedef struct gfc_alloc
1052 struct gfc_alloc
*next
;
1056 #define gfc_get_alloc() gfc_getmem(sizeof(gfc_alloc))
1061 gfc_expr
*unit
, *file
, *status
, *access
, *form
, *recl
,
1062 *blank
, *position
, *action
, *delim
, *pad
, *iostat
;
1070 gfc_expr
*unit
, *status
, *iostat
;
1078 gfc_expr
*unit
, *iostat
;
1086 gfc_expr
*unit
, *file
, *iostat
, *exist
, *opened
, *number
, *named
,
1087 *name
, *access
, *sequential
, *direct
, *form
, *formatted
,
1088 *unformatted
, *recl
, *nextrec
, *blank
, *position
, *action
, *read
,
1089 *write
, *readwrite
, *delim
, *pad
, *iolength
;
1099 gfc_expr
*io_unit
, *format_expr
, *rec
, *advance
, *iostat
, *size
;
1101 gfc_symbol
*namelist
;
1102 /* A format_label of `format_asterisk' indicates the "*" format */
1103 gfc_st_label
*format_label
;
1104 gfc_st_label
*err
, *end
, *eor
;
1106 locus eor_where
, end_where
;
1111 typedef struct gfc_forall_iterator
1113 gfc_expr
*var
, *start
, *end
, *stride
;
1114 struct gfc_forall_iterator
*next
;
1116 gfc_forall_iterator
;
1119 /* Executable statements that fill gfc_code structures. */
1122 EXEC_NOP
= 1, EXEC_ASSIGN
, EXEC_LABEL_ASSIGN
, EXEC_POINTER_ASSIGN
,
1123 EXEC_GOTO
, EXEC_CALL
, EXEC_RETURN
, EXEC_PAUSE
, EXEC_STOP
, EXEC_CONTINUE
,
1124 EXEC_IF
, EXEC_ARITHMETIC_IF
, EXEC_DO
, EXEC_DO_WHILE
, EXEC_SELECT
,
1125 EXEC_FORALL
, EXEC_WHERE
, EXEC_CYCLE
, EXEC_EXIT
,
1126 EXEC_ALLOCATE
, EXEC_DEALLOCATE
,
1127 EXEC_OPEN
, EXEC_CLOSE
,
1128 EXEC_READ
, EXEC_WRITE
, EXEC_IOLENGTH
, EXEC_TRANSFER
, EXEC_DT_END
,
1129 EXEC_BACKSPACE
, EXEC_ENDFILE
, EXEC_INQUIRE
, EXEC_REWIND
1133 typedef struct gfc_code
1137 struct gfc_code
*block
, *next
;
1140 gfc_st_label
*here
, *label
, *label2
, *label3
;
1141 gfc_symtree
*symtree
;
1142 gfc_expr
*expr
, *expr2
;
1143 /* A name isn't sufficient to identify a subroutine, we need the actual
1144 symbol for the interface definition.
1145 const char *sub_name; */
1146 gfc_symbol
*resolved_sym
;
1150 gfc_actual_arglist
*actual
;
1151 gfc_case
*case_list
;
1152 gfc_iterator
*iterator
;
1153 gfc_alloc
*alloc_list
;
1156 gfc_filepos
*filepos
;
1157 gfc_inquire
*inquire
;
1159 gfc_forall_iterator
*forall_iterator
;
1160 struct gfc_code
*whichloop
;
1163 ext
; /* Points to additional structures required by statement */
1165 /* Backend_decl is used for cycle and break labels in do loops, and
1166 * probably for other constructs as well, once we translate them. */
1172 /* Storage for DATA statements. */
1173 typedef struct gfc_data_variable
1177 struct gfc_data_variable
*list
, *next
;
1182 typedef struct gfc_data_value
1187 struct gfc_data_value
*next
;
1192 typedef struct gfc_data
1194 gfc_data_variable
*var
;
1195 gfc_data_value
*value
;
1198 struct gfc_data
*next
;
1202 #define gfc_get_data_variable() gfc_getmem(sizeof(gfc_data_variable))
1203 #define gfc_get_data_value() gfc_getmem(sizeof(gfc_data_value))
1204 #define gfc_get_data() gfc_getmem(sizeof(gfc_data))
1207 /* Structure for holding compile options */
1212 gfc_source_form source_form
;
1213 int fixed_line_length
;
1214 int max_identifier_length
;
1218 int warn_conversion
;
1219 int warn_implicit_interface
;
1220 int warn_line_truncation
;
1222 int warn_surprising
;
1223 int warn_unused_labels
;
1226 int flag_underscoring
;
1227 int flag_second_underscore
;
1228 int flag_implicit_none
;
1229 int flag_max_stack_var_size
;
1230 int flag_module_access_private
;
1231 int flag_no_backend
;
1232 int flag_pack_derived
;
1233 int flag_repack_arrays
;
1244 extern gfc_option_t gfc_option
;
1247 /* Constructor nodes for array and structure constructors. */
1248 typedef struct gfc_constructor
1251 gfc_iterator
*iterator
;
1253 struct gfc_constructor
*next
;
1256 mpz_t offset
; /* Record the offset of array element which appears in
1257 data statement like "data a(5)/4/". */
1258 gfc_component
*component
; /* Record the component being initialized. */
1261 mpz_t repeat
; /* Record the repeat number of initial values in data
1262 statement like "data a/5*10/". */
1267 typedef struct iterator_stack
1269 gfc_symtree
*variable
;
1271 struct iterator_stack
*prev
;
1274 extern iterator_stack
*iter_stack
;
1276 /************************ Function prototypes *************************/
1279 void gfc_formalize_init_value (gfc_symbol
*);
1280 void gfc_get_section_index (gfc_array_ref
*, mpz_t
*, mpz_t
*);
1281 void gfc_assign_data_value (gfc_expr
*, gfc_expr
*, mpz_t
);
1282 void gfc_advance_section (mpz_t
*, gfc_array_ref
*, mpz_t
*);
1285 void gfc_scanner_done_1 (void);
1286 void gfc_scanner_init_1 (void);
1288 void gfc_add_include_path (const char *);
1289 void gfc_release_include_path (void);
1290 FILE *gfc_open_included_file (const char *);
1292 int gfc_at_end (void);
1293 int gfc_at_eof (void);
1294 int gfc_at_bol (void);
1295 int gfc_at_eol (void);
1296 void gfc_advance_line (void);
1297 int gfc_check_include (void);
1299 void gfc_skip_comments (void);
1300 int gfc_next_char_literal (int);
1301 int gfc_next_char (void);
1302 int gfc_peek_char (void);
1303 void gfc_error_recovery (void);
1304 void gfc_gobble_whitespace (void);
1305 try gfc_new_file (const char *, gfc_source_form
);
1307 extern gfc_source_form gfc_current_form
;
1308 extern char *gfc_source_file
;
1309 extern locus gfc_current_locus
;
1312 void *gfc_getmem (size_t) ATTRIBUTE_MALLOC
;
1313 void gfc_free (void *);
1314 int gfc_terminal_width(void);
1315 void gfc_clear_ts (gfc_typespec
*);
1316 FILE *gfc_open_file (const char *);
1317 const char *gfc_article (const char *);
1318 const char *gfc_basic_typename (bt
);
1319 const char *gfc_typename (gfc_typespec
*);
1321 #define gfc_op2string(OP) (OP == INTRINSIC_ASSIGN ? \
1322 "=" : gfc_code2string (intrinsic_operators, OP))
1324 const char *gfc_code2string (const mstring
*, int);
1325 int gfc_string2code (const mstring
*, const char *);
1326 const char *gfc_intent_string (sym_intent
);
1328 void gfc_init_1 (void);
1329 void gfc_init_2 (void);
1330 void gfc_done_1 (void);
1331 void gfc_done_2 (void);
1334 unsigned int gfc_init_options (unsigned int, const char **);
1335 int gfc_handle_option (size_t, const char *, int);
1336 bool gfc_post_options (const char **);
1339 char * gfc_get_string (const char *, ...) ATTRIBUTE_PRINTF_1
;
1340 void gfc_iresolve_init_1 (void);
1341 void gfc_iresolve_done_1 (void);
1345 typedef struct gfc_error_buf
1348 char message
[MAX_ERROR_MESSAGE
];
1351 void gfc_error_init_1 (void);
1352 void gfc_buffer_error (int);
1354 void gfc_warning (const char *, ...);
1355 void gfc_warning_now (const char *, ...);
1356 void gfc_clear_warning (void);
1357 void gfc_warning_check (void);
1359 void gfc_error (const char *, ...);
1360 void gfc_error_now (const char *, ...);
1361 void gfc_fatal_error (const char *, ...) ATTRIBUTE_NORETURN
;
1362 void gfc_internal_error (const char *, ...) ATTRIBUTE_NORETURN
;
1363 void gfc_clear_error (void);
1364 int gfc_error_check (void);
1366 try gfc_notify_std (int, const char *, ...);
1368 /* A general purpose syntax error. */
1369 #define gfc_syntax_error(ST) \
1370 gfc_error ("Syntax error in %s statement at %C", gfc_ascii_statement (ST));
1372 void gfc_push_error (gfc_error_buf
*);
1373 void gfc_pop_error (gfc_error_buf
*);
1375 void gfc_status (const char *, ...) ATTRIBUTE_PRINTF_1
;
1376 void gfc_status_char (char);
1378 void gfc_get_errors (int *, int *);
1381 void gfc_arith_init_1 (void);
1382 void gfc_arith_done_1 (void);
1384 /* FIXME: These should go to symbol.c, really... */
1385 int gfc_default_integer_kind (void);
1386 int gfc_default_real_kind (void);
1387 int gfc_default_double_kind (void);
1388 int gfc_default_character_kind (void);
1389 int gfc_default_logical_kind (void);
1390 int gfc_default_complex_kind (void);
1391 int gfc_validate_kind (bt
, int);
1392 extern int gfc_index_integer_kind
;
1395 void gfc_clear_new_implicit (void);
1396 try gfc_add_new_implicit_range (int, int, gfc_typespec
*);
1397 try gfc_merge_new_implicit (void);
1398 void gfc_set_implicit_none (void);
1399 void gfc_set_implicit (void);
1401 gfc_typespec
*gfc_get_default_type (gfc_symbol
*, gfc_namespace
*);
1402 try gfc_set_default_type (gfc_symbol
*, int, gfc_namespace
*);
1404 void gfc_set_component_attr (gfc_component
*, symbol_attribute
*);
1405 void gfc_get_component_attr (symbol_attribute
*, gfc_component
*);
1407 void gfc_set_sym_referenced (gfc_symbol
* sym
);
1409 try gfc_add_allocatable (symbol_attribute
*, locus
*);
1410 try gfc_add_dimension (symbol_attribute
*, locus
*);
1411 try gfc_add_external (symbol_attribute
*, locus
*);
1412 try gfc_add_intrinsic (symbol_attribute
*, locus
*);
1413 try gfc_add_optional (symbol_attribute
*, locus
*);
1414 try gfc_add_pointer (symbol_attribute
*, locus
*);
1415 try gfc_add_result (symbol_attribute
*, locus
*);
1416 try gfc_add_save (symbol_attribute
*, locus
*);
1417 try gfc_add_saved_common (symbol_attribute
*, locus
*);
1418 try gfc_add_target (symbol_attribute
*, locus
*);
1419 try gfc_add_dummy (symbol_attribute
*, locus
*);
1420 try gfc_add_generic (symbol_attribute
*, locus
*);
1421 try gfc_add_common (symbol_attribute
*, locus
*);
1422 try gfc_add_in_common (symbol_attribute
*, locus
*);
1423 try gfc_add_in_namelist (symbol_attribute
*, locus
*);
1424 try gfc_add_sequence (symbol_attribute
*, locus
*);
1425 try gfc_add_elemental (symbol_attribute
*, locus
*);
1426 try gfc_add_pure (symbol_attribute
*, locus
*);
1427 try gfc_add_recursive (symbol_attribute
*, locus
*);
1428 try gfc_add_function (symbol_attribute
*, locus
*);
1429 try gfc_add_subroutine (symbol_attribute
*, locus
*);
1431 try gfc_add_access (symbol_attribute
*, gfc_access
, locus
*);
1432 try gfc_add_flavor (symbol_attribute
*, sym_flavor
, locus
*);
1433 try gfc_add_entry (symbol_attribute
*, locus
*);
1434 try gfc_add_procedure (symbol_attribute
*, procedure_type
, locus
*);
1435 try gfc_add_intent (symbol_attribute
*, sym_intent
, locus
*);
1436 try gfc_add_explicit_interface (gfc_symbol
*, ifsrc
,
1437 gfc_formal_arglist
*, locus
*);
1438 try gfc_add_type (gfc_symbol
*, gfc_typespec
*, locus
*);
1440 void gfc_clear_attr (symbol_attribute
*);
1441 try gfc_missing_attr (symbol_attribute
*, locus
*);
1442 try gfc_copy_attr (symbol_attribute
*, symbol_attribute
*, locus
*);
1444 try gfc_add_component (gfc_symbol
*, const char *, gfc_component
**);
1445 gfc_symbol
*gfc_use_derived (gfc_symbol
*);
1446 gfc_symtree
*gfc_use_derived_tree (gfc_symtree
*);
1447 gfc_component
*gfc_find_component (gfc_symbol
*, const char *);
1449 gfc_st_label
*gfc_get_st_label (int);
1450 void gfc_free_st_label (gfc_st_label
*);
1451 void gfc_define_st_label (gfc_st_label
*, gfc_sl_type
, locus
*);
1452 try gfc_reference_st_label (gfc_st_label
*, gfc_sl_type
);
1454 gfc_namespace
*gfc_get_namespace (gfc_namespace
*);
1455 gfc_symtree
*gfc_new_symtree (gfc_symtree
**, const char *);
1456 gfc_symtree
*gfc_find_symtree (gfc_symtree
*, const char *);
1457 gfc_user_op
*gfc_get_uop (const char *);
1458 gfc_user_op
*gfc_find_uop (const char *, gfc_namespace
*);
1459 void gfc_free_symbol (gfc_symbol
*);
1460 gfc_symbol
*gfc_new_symbol (const char *, gfc_namespace
*);
1461 int gfc_find_symbol (const char *, gfc_namespace
*, int, gfc_symbol
**);
1462 int gfc_find_sym_tree (const char *, gfc_namespace
*, int, gfc_symtree
**);
1463 int gfc_get_symbol (const char *, gfc_namespace
*, gfc_symbol
**);
1464 int gfc_get_sym_tree (const char *, gfc_namespace
*, gfc_symtree
**);
1465 int gfc_get_ha_symbol (const char *, gfc_symbol
**);
1466 int gfc_get_ha_sym_tree (const char *, gfc_symtree
**);
1468 int gfc_symbols_could_alias (gfc_symbol
*, gfc_symbol
*);
1470 void gfc_undo_symbols (void);
1471 void gfc_commit_symbols (void);
1472 void gfc_free_namespace (gfc_namespace
*);
1474 void gfc_symbol_init_2 (void);
1475 void gfc_symbol_done_2 (void);
1477 void gfc_traverse_symtree (gfc_namespace
*, void (*)(gfc_symtree
*));
1478 void gfc_traverse_ns (gfc_namespace
*, void (*)(gfc_symbol
*));
1479 void gfc_traverse_user_op (gfc_namespace
*, void (*)(gfc_user_op
*));
1480 void gfc_save_all (gfc_namespace
*);
1482 void gfc_symbol_state (void);
1485 extern int gfc_init_expr
;
1487 /* Given a symbol that we have decided is intrinsic, mark it as such
1488 by placing it into a special module that is otherwise impossible to
1491 #define gfc_intrinsic_symbol(SYM) strcpy (SYM->module, "(intrinsic)")
1493 void gfc_intrinsic_init_1 (void);
1494 void gfc_intrinsic_done_1 (void);
1496 char gfc_type_letter (bt
);
1497 gfc_symbol
* gfc_get_intrinsic_sub_symbol (const char *);
1498 try gfc_convert_type (gfc_expr
*, gfc_typespec
*, int);
1499 try gfc_convert_type_warn (gfc_expr
*, gfc_typespec
*, int, int);
1500 int gfc_generic_intrinsic (const char *);
1501 int gfc_specific_intrinsic (const char *);
1502 int gfc_intrinsic_name (const char *, int);
1503 gfc_intrinsic_sym
*gfc_find_function (const char *);
1505 match
gfc_intrinsic_func_interface (gfc_expr
*, int);
1506 match
gfc_intrinsic_sub_interface (gfc_code
*, int);
1509 void gfc_simplify_init_1 (void);
1510 void gfc_simplify_done_1 (void);
1512 /* match.c -- FIXME */
1513 void gfc_free_iterator (gfc_iterator
*, int);
1514 void gfc_free_forall_iterator (gfc_forall_iterator
*);
1515 void gfc_free_alloc_list (gfc_alloc
*);
1516 void gfc_free_namelist (gfc_namelist
*);
1517 void gfc_free_equiv (gfc_equiv
*);
1518 void gfc_free_data (gfc_data
*);
1519 void gfc_free_case_list (gfc_case
*);
1522 void gfc_free_actual_arglist (gfc_actual_arglist
*);
1523 gfc_actual_arglist
*gfc_copy_actual_arglist (gfc_actual_arglist
*);
1524 const char *gfc_extract_int (gfc_expr
*, int *);
1526 gfc_expr
*gfc_build_conversion (gfc_expr
*);
1527 void gfc_free_ref_list (gfc_ref
*);
1528 void gfc_type_convert_binary (gfc_expr
*);
1529 int gfc_is_constant_expr (gfc_expr
*);
1530 try gfc_simplify_expr (gfc_expr
*, int);
1532 gfc_expr
*gfc_get_expr (void);
1533 void gfc_free_expr (gfc_expr
*);
1534 void gfc_replace_expr (gfc_expr
*, gfc_expr
*);
1535 gfc_expr
*gfc_int_expr (int);
1536 gfc_expr
*gfc_logical_expr (int, locus
*);
1537 mpz_t
*gfc_copy_shape (mpz_t
*, int);
1538 gfc_expr
*gfc_copy_expr (gfc_expr
*);
1540 try gfc_specification_expr (gfc_expr
*);
1542 int gfc_numeric_ts (gfc_typespec
*);
1543 int gfc_kind_max (gfc_expr
*, gfc_expr
*);
1545 try gfc_check_conformance (const char *, gfc_expr
*, gfc_expr
*);
1546 try gfc_check_assign (gfc_expr
*, gfc_expr
*, int);
1547 try gfc_check_pointer_assign (gfc_expr
*, gfc_expr
*);
1548 try gfc_check_assign_symbol (gfc_symbol
*, gfc_expr
*);
1550 gfc_expr
*gfc_default_initializer (gfc_typespec
*);
1553 extern gfc_code new_st
;
1555 void gfc_clear_new_st (void);
1556 gfc_code
*gfc_get_code (void);
1557 gfc_code
*gfc_append_code (gfc_code
*, gfc_code
*);
1558 void gfc_free_statement (gfc_code
*);
1559 void gfc_free_statements (gfc_code
*);
1562 try gfc_resolve_expr (gfc_expr
*);
1563 void gfc_resolve (gfc_namespace
*);
1564 int gfc_impure_variable (gfc_symbol
*);
1565 int gfc_pure (gfc_symbol
*);
1566 int gfc_elemental (gfc_symbol
*);
1567 try gfc_resolve_iterator (gfc_iterator
*);
1568 try gfc_resolve_index (gfc_expr
*, int);
1571 void gfc_free_array_spec (gfc_array_spec
*);
1572 gfc_array_ref
*gfc_copy_array_ref (gfc_array_ref
*);
1574 try gfc_set_array_spec (gfc_symbol
*, gfc_array_spec
*, locus
*);
1575 gfc_array_spec
*gfc_copy_array_spec (gfc_array_spec
*);
1576 try gfc_resolve_array_spec (gfc_array_spec
*, int);
1578 int gfc_compare_array_spec (gfc_array_spec
*, gfc_array_spec
*);
1580 gfc_expr
*gfc_start_constructor (bt
, int, locus
*);
1581 void gfc_append_constructor (gfc_expr
*, gfc_expr
*);
1582 void gfc_free_constructor (gfc_constructor
*);
1583 void gfc_simplify_iterator_var (gfc_expr
*);
1584 try gfc_expand_constructor (gfc_expr
*);
1585 int gfc_constant_ac (gfc_expr
*);
1586 int gfc_expanded_ac (gfc_expr
*);
1587 try gfc_resolve_array_constructor (gfc_expr
*);
1588 try gfc_check_constructor_type (gfc_expr
*);
1589 try gfc_check_iter_variable (gfc_expr
*);
1590 try gfc_check_constructor (gfc_expr
*, try (*)(gfc_expr
*));
1591 gfc_constructor
*gfc_copy_constructor (gfc_constructor
* src
);
1592 gfc_expr
*gfc_get_array_element (gfc_expr
*, int);
1593 try gfc_array_size (gfc_expr
*, mpz_t
*);
1594 try gfc_array_dimen_size (gfc_expr
*, int, mpz_t
*);
1595 try gfc_array_ref_shape (gfc_array_ref
*, mpz_t
*);
1596 gfc_array_ref
*gfc_find_array_ref (gfc_expr
*);
1597 void gfc_insert_constructor (gfc_expr
*, gfc_constructor
*);
1598 gfc_constructor
*gfc_get_constructor (void);
1599 tree
gfc_conv_array_initializer (tree type
, gfc_expr
* expr
);
1600 try spec_size (gfc_array_spec
*, mpz_t
*);
1602 /* interface.c -- FIXME: some of these should be in symbol.c */
1603 void gfc_free_interface (gfc_interface
*);
1604 int gfc_compare_types (gfc_typespec
*, gfc_typespec
*);
1605 void gfc_check_interfaces (gfc_namespace
*);
1606 void gfc_procedure_use (gfc_symbol
*, gfc_actual_arglist
**, locus
*);
1607 gfc_symbol
*gfc_search_interface (gfc_interface
*, int,
1608 gfc_actual_arglist
**);
1609 try gfc_extend_expr (gfc_expr
*);
1610 void gfc_free_formal_arglist (gfc_formal_arglist
*);
1611 try gfc_extend_assign (gfc_code
*, gfc_namespace
*);
1612 try gfc_add_interface (gfc_symbol
* sym
);
1615 extern gfc_st_label format_asterisk
;
1617 void gfc_free_open (gfc_open
*);
1618 try gfc_resolve_open (gfc_open
*);
1619 void gfc_free_close (gfc_close
*);
1620 try gfc_resolve_close (gfc_close
*);
1621 void gfc_free_filepos (gfc_filepos
*);
1622 try gfc_resolve_filepos (gfc_filepos
*);
1623 void gfc_free_inquire (gfc_inquire
*);
1624 try gfc_resolve_inquire (gfc_inquire
*);
1625 void gfc_free_dt (gfc_dt
*);
1626 try gfc_resolve_dt (gfc_dt
*);
1629 void gfc_module_init_2 (void);
1630 void gfc_module_done_2 (void);
1631 void gfc_dump_module (const char *, int);
1634 symbol_attribute
gfc_variable_attr (gfc_expr
*, gfc_typespec
*);
1635 symbol_attribute
gfc_expr_attr (gfc_expr
*);
1638 void gfc_generate_code (gfc_namespace
*);
1639 void gfc_generate_module_code (gfc_namespace
*);
1642 typedef int (*compare_fn
) (void *, void *);
1643 void gfc_insert_bbt (void *, void *, compare_fn
);
1644 void gfc_delete_bbt (void *, void *, compare_fn
);
1646 /* dump-parse-tree.c */
1647 void gfc_show_namespace (gfc_namespace
*);
1650 try gfc_parse_file (void);
1652 #endif /* GFC_GFC_H */