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
,
356 GFC_ISYM_SET_EXPONENT
,
378 typedef enum gfc_generic_isym_id gfc_generic_isym_id
;
380 /************************* Structures *****************************/
382 /* Symbol attribute structure. */
385 /* Variable attributes. */
386 unsigned allocatable
:1, dimension
:1, external
:1, intrinsic
:1,
387 optional
:1, pointer
:1, save
:1, target
:1,
388 dummy
:1, common
:1, result
:1, entry
:1, assign
:1;
390 unsigned data
:1, /* Symbol is named in a DATA statement. */
391 use_assoc
:1; /* Symbol has been use-associated. */
393 unsigned in_namelist
:1, in_common
:1, saved_common
:1;
394 unsigned function
:1, subroutine
:1, generic
:1;
395 unsigned implicit_type
:1; /* Type defined via implicit rules */
397 /* Function/subroutine attributes */
398 unsigned sequence
:1, elemental
:1, pure
:1, recursive
:1;
399 unsigned unmaskable
:1, masked
:1, contained
:1;
401 /* Set if a function must always be referenced by an explicit interface. */
402 unsigned always_explicit
:1;
404 /* Set if the symbol has been referenced in an expression. No further
405 modification of type or type parameters is permitted. */
406 unsigned referenced
:1;
408 /* Mutually exclusive multibit attributes. */
414 procedure_type proc
:3;
420 /* The following three structures are used to identify a location in
423 gfc_file is used to maintain a tree of the source files and how
424 they include each other
426 gfc_linebuf holds a single line of source code and information
427 which file it resides in
429 locus point to the sourceline and the character in the source
433 typedef struct gfc_file
435 struct gfc_file
*included_by
, *next
, *up
;
436 int inclusion_line
, line
;
440 typedef struct gfc_linebuf
443 struct gfc_file
*file
;
444 struct gfc_linebuf
*next
;
458 # include <sys/param.h>
459 # define PATH_MAX MAXPATHLEN
463 extern int gfc_suppress_error
;
466 /* Character length structures hold the expression that gives the
467 length of a character variable. We avoid putting these into
468 gfc_typespec because doing so prevents us from doing structure
469 copies and forces us to deallocate any typespecs we create, as well
470 as structures that contain typespecs. They also can have multiple
471 character typespecs pointing to them.
473 These structures form a singly linked list within the current
474 namespace and are deallocated with the namespace. It is possible to
475 end up with gfc_charlen structures that have nothing pointing to them. */
477 typedef struct gfc_charlen
479 struct gfc_expr
*length
;
480 struct gfc_charlen
*next
;
485 #define gfc_get_charlen() gfc_getmem(sizeof(gfc_charlen))
487 /* Type specification structure. FIXME: derived and cl could be union??? */
492 struct gfc_symbol
*derived
;
493 gfc_charlen
*cl
; /* For character types only. */
497 /* Array specification. */
500 int rank
; /* A rank of zero means that a variable is a scalar. */
502 struct gfc_expr
*lower
[GFC_MAX_DIMENSIONS
], *upper
[GFC_MAX_DIMENSIONS
];
506 #define gfc_get_array_spec() gfc_getmem(sizeof(gfc_array_spec))
509 /* Components of derived types. */
510 typedef struct gfc_component
512 char name
[GFC_MAX_SYMBOL_LEN
+ 1];
515 int pointer
, dimension
;
520 struct gfc_expr
*initializer
;
521 struct gfc_component
*next
;
525 #define gfc_get_component() gfc_getmem(sizeof(gfc_component))
527 /* Formal argument lists are lists of symbols. */
528 typedef struct gfc_formal_arglist
530 struct gfc_symbol
*sym
;
531 struct gfc_formal_arglist
*next
;
535 #define gfc_get_formal_arglist() gfc_getmem(sizeof(gfc_formal_arglist))
538 /* The gfc_actual_arglist structure is for actual arguments. */
539 typedef struct gfc_actual_arglist
541 char name
[GFC_MAX_SYMBOL_LEN
+ 1];
542 /* Alternate return label when the expr member is null. */
543 struct gfc_st_label
*label
;
545 /* This is set to the type of an eventual omitted optional
546 argument. This is used to determine if a hidden string length
547 argument has to be added to a function call. */
550 struct gfc_expr
*expr
;
551 struct gfc_actual_arglist
*next
;
555 #define gfc_get_actual_arglist() gfc_getmem(sizeof(gfc_actual_arglist))
558 /* Because a symbol can belong to multiple namelists, they must be
559 linked externally to the symbol itself. */
560 typedef struct gfc_namelist
562 struct gfc_symbol
*sym
;
563 struct gfc_namelist
*next
;
567 #define gfc_get_namelist() gfc_getmem(sizeof(gfc_namelist))
570 /* The gfc_st_label structure is a doubly linked list attached to a
571 namespace that records the usage of statement labels within that
573 /* TODO: Make format/statement specifics a union. */
574 typedef struct gfc_st_label
578 gfc_sl_type defined
, referenced
;
580 struct gfc_expr
*format
;
586 struct gfc_st_label
*prev
, *next
;
591 /* gfc_interface()-- Interfaces are lists of symbols strung together. */
592 typedef struct gfc_interface
594 struct gfc_symbol
*sym
;
596 struct gfc_interface
*next
;
600 #define gfc_get_interface() gfc_getmem(sizeof(gfc_interface))
603 /* User operator nodes. These are like stripped down symbols. */
606 char name
[GFC_MAX_SYMBOL_LEN
+ 1];
608 gfc_interface
*operator;
609 struct gfc_namespace
*ns
;
614 /* Symbol nodes. These are important things. They are what the
615 standard refers to as "entities". The possibly multiple names that
616 refer to the same entity are accomplished by a binary tree of
617 symtree structures that is balanced by the red-black method-- more
618 than one symtree node can point to any given symbol. */
620 typedef struct gfc_symbol
622 char name
[GFC_MAX_SYMBOL_LEN
+ 1]; /* Primary name, before renaming */
623 char module
[GFC_MAX_SYMBOL_LEN
+ 1]; /* Module this symbol came from */
627 symbol_attribute attr
;
629 /* The interface member points to the formal argument list if the
630 symbol is a function or subroutine name. If the symbol is a
631 generic name, the generic member points to the list of
634 gfc_interface
*generic
;
635 gfc_access component_access
;
637 gfc_formal_arglist
*formal
;
638 struct gfc_namespace
*formal_ns
;
640 struct gfc_expr
*value
; /* Parameter/Initializer value */
642 struct gfc_symbol
*result
; /* function result symbol */
643 gfc_component
*components
; /* Derived type components */
645 /* TODO: These three fields are mutually exclusive. */
646 struct gfc_symbol
*common_head
, *common_next
; /* Links for COMMON syms */
647 /* Make sure setup code for dummy arguments is generated in the correct
651 gfc_namelist
*namelist
, *namelist_tail
;
653 /* Change management fields. Symbols that might be modified by the
654 current statement have the mark member nonzero and are kept in a
655 singly linked list through the tlink field. Of these symbols,
656 symbols with old_symbol equal to NULL are symbols created within
657 the current statement. Otherwise, old_symbol points to a copy of
660 struct gfc_symbol
*old_symbol
, *tlink
;
661 unsigned mark
:1, new:1;
662 /* Nonzero if all equivalences associated with this symbol have been
664 unsigned equiv_built
:1;
666 struct gfc_namespace
*ns
; /* namespace containing this symbol */
674 /* Within a namespace, symbols are pointed to by symtree nodes that
675 are linked together in a balanced binary tree. There can be
676 several symtrees pointing to the same symbol node via USE
679 #define BBT_HEADER(self) int priority; struct self *left, *right
681 typedef struct gfc_symtree
683 BBT_HEADER (gfc_symtree
);
684 char name
[GFC_MAX_SYMBOL_LEN
+ 1];
688 gfc_symbol
*sym
; /* Symbol associated with this node */
697 typedef struct gfc_namespace
699 gfc_symtree
*sym_root
, *uop_root
; /* Roots of the red/black symbol trees */
701 int set_flag
[GFC_LETTERS
];
702 gfc_typespec default_type
[GFC_LETTERS
]; /* IMPLICIT typespecs */
704 struct gfc_symbol
*proc_name
;
705 gfc_interface
*operator[GFC_INTRINSIC_OPS
];
706 struct gfc_namespace
*parent
, *contained
, *sibling
;
707 struct gfc_code
*code
;
708 gfc_symbol
*blank_common
;
709 struct gfc_equiv
*equiv
;
710 gfc_access default_access
, operator_access
[GFC_INTRINSIC_OPS
];
712 gfc_st_label
*st_labels
;
713 struct gfc_data
*data
;
715 gfc_charlen
*cl_list
;
717 int save_all
, seen_save
;
721 extern gfc_namespace
*gfc_current_ns
;
723 /* Global symbols are symbols of global scope. Currently we only use
724 this to detect collisions already when parsing.
725 TODO: Extend to verify procedure calls. */
727 typedef struct gfc_gsymbol
729 BBT_HEADER(gfc_gsymbol
);
731 char name
[GFC_MAX_SYMBOL_LEN
+1];
732 enum { GSYM_UNKNOWN
=1, GSYM_PROGRAM
, GSYM_FUNCTION
, GSYM_SUBROUTINE
,
733 GSYM_MODULE
, GSYM_COMMON
, GSYM_BLOCK_DATA
} type
;
740 extern gfc_gsymbol
*gfc_gsym_root
;
742 /* Information on interfaces being built. */
753 extern gfc_interface_info current_interface
;
756 /* Array reference. */
757 typedef struct gfc_array_ref
760 int dimen
; /* # of components in the reference */
764 locus c_where
[GFC_MAX_DIMENSIONS
]; /* All expressions can be NULL */
765 struct gfc_expr
*start
[GFC_MAX_DIMENSIONS
], *end
[GFC_MAX_DIMENSIONS
],
766 *stride
[GFC_MAX_DIMENSIONS
];
769 { DIMEN_ELEMENT
= 1, DIMEN_RANGE
, DIMEN_VECTOR
, DIMEN_UNKNOWN
}
770 dimen_type
[GFC_MAX_DIMENSIONS
];
772 struct gfc_expr
*offset
;
776 #define gfc_get_array_ref() gfc_getmem(sizeof(gfc_array_ref))
779 /* Component reference nodes. A variable is stored as an expression
780 node that points to the base symbol. After that, a singly linked
781 list of component reference nodes gives the variable's complete
782 resolution. The array_ref component may be present and comes
783 before the component component. */
786 { REF_ARRAY
, REF_COMPONENT
, REF_SUBSTRING
}
789 typedef struct gfc_ref
795 struct gfc_array_ref ar
;
799 gfc_component
*component
;
806 struct gfc_expr
*start
, *end
; /* Substring */
814 struct gfc_ref
*next
;
818 #define gfc_get_ref() gfc_getmem(sizeof(gfc_ref))
821 /* Structures representing intrinsic symbols and their arguments lists. */
822 typedef struct gfc_intrinsic_arg
824 char name
[GFC_MAX_SYMBOL_LEN
+ 1];
828 gfc_actual_arglist
*actual
;
830 struct gfc_intrinsic_arg
*next
;
838 try (*f1
)(struct gfc_expr
*);
839 try (*f1m
)(gfc_actual_arglist
*);
840 try (*f2
)(struct gfc_expr
*, struct gfc_expr
*);
841 try (*f3
)(struct gfc_expr
*, struct gfc_expr
*, struct gfc_expr
*);
842 try (*f3ml
)(gfc_actual_arglist
*);
843 try (*f4
)(struct gfc_expr
*, struct gfc_expr
*, struct gfc_expr
*,
845 try (*f5
)(struct gfc_expr
*, struct gfc_expr
*, struct gfc_expr
*,
846 struct gfc_expr
*, struct gfc_expr
*);
853 struct gfc_expr
*(*f1
)(struct gfc_expr
*);
854 struct gfc_expr
*(*f2
)(struct gfc_expr
*, struct gfc_expr
*);
855 struct gfc_expr
*(*f3
)(struct gfc_expr
*, struct gfc_expr
*,
857 struct gfc_expr
*(*f4
)(struct gfc_expr
*, struct gfc_expr
*,
858 struct gfc_expr
*, struct gfc_expr
*);
859 struct gfc_expr
*(*f5
)(struct gfc_expr
*, struct gfc_expr
*,
860 struct gfc_expr
*, struct gfc_expr
*,
862 struct gfc_expr
*(*cc
)(struct gfc_expr
*, bt
, int);
869 void (*f0
)(struct gfc_expr
*);
870 void (*f1
)(struct gfc_expr
*, struct gfc_expr
*);
871 void (*f1m
)(struct gfc_expr
*, struct gfc_actual_arglist
*);
872 void (*f2
)(struct gfc_expr
*, struct gfc_expr
*, struct gfc_expr
*);
873 void (*f3
)(struct gfc_expr
*, struct gfc_expr
*, struct gfc_expr
*,
875 void (*f4
)(struct gfc_expr
*, struct gfc_expr
*, struct gfc_expr
*,
876 struct gfc_expr
*, struct gfc_expr
*);
877 void (*f5
)(struct gfc_expr
*, struct gfc_expr
*, struct gfc_expr
*,
878 struct gfc_expr
*, struct gfc_expr
*, struct gfc_expr
*);
879 void (*s1
)(struct gfc_code
*);
884 typedef struct gfc_intrinsic_sym
886 char name
[GFC_MAX_SYMBOL_LEN
+ 1], lib_name
[GFC_MAX_SYMBOL_LEN
+ 1];
887 gfc_intrinsic_arg
*formal
;
889 int elemental
, pure
, generic
, specific
, actual_ok
;
891 gfc_simplify_f simplify
;
893 gfc_resolve_f resolve
;
894 struct gfc_intrinsic_sym
*specific_head
, *next
;
895 gfc_generic_isym_id generic_id
;
901 /* Expression nodes. The expression node types deserve explanations,
902 since the last couple can be easily misconstrued:
904 EXPR_OP Operator node pointing to one or two other nodes
905 EXPR_FUNCTION Function call, symbol points to function's name
906 EXPR_CONSTANT A scalar constant: Logical, String, Real, Int or Complex
907 EXPR_VARIABLE An Lvalue with a root symbol and possible reference list
908 which expresses structure, array and substring refs.
909 EXPR_NULL The NULL pointer value (which also has a basic type).
910 EXPR_SUBSTRING A substring of a constant string
911 EXPR_STRUCTURE A structure constructor
912 EXPR_ARRAY An array constructor. */
916 typedef struct gfc_expr
920 gfc_typespec ts
; /* These two refer to the overall expression */
923 mpz_t
*shape
; /* Can be NULL if shape is unknown at compile time */
925 gfc_intrinsic_op
operator;
927 /* Nonnull for functions and structure constructors */
928 gfc_symtree
*symtree
;
933 struct gfc_expr
*op1
, *op2
;
950 gfc_actual_arglist
*actual
;
951 char *name
; /* Points to the ultimate name of the function */
952 gfc_intrinsic_sym
*isym
;
964 struct gfc_constructor
*constructor
;
972 #define gfc_get_shape(rank) ((mpz_t *) gfc_getmem(rank*sizeof(mpz_t)))
974 /* Structures for information associated with different kinds of
975 numbers. The first set of integer parameters define all there is
976 to know about a particular kind. The rest of the elements are
977 computed from the first elements. */
981 int kind
, radix
, digits
, bit_size
;
986 mpz_t min_int
, max_int
; /* Values really representable by the target */
990 extern gfc_integer_info gfc_integer_kinds
[];
1000 extern gfc_logical_info gfc_logical_kinds
[];
1005 int kind
, radix
, digits
, min_exponent
, max_exponent
;
1007 int range
, precision
;
1008 mpf_t epsilon
, huge
, tiny
;
1012 extern gfc_real_info gfc_real_kinds
[];
1015 /* Equivalence structures. Equivalent lvalues are linked along the
1016 *eq pointer, equivalence sets are strung along the *next node. */
1017 typedef struct gfc_equiv
1019 struct gfc_equiv
*next
, *eq
;
1025 #define gfc_get_equiv() gfc_getmem(sizeof(gfc_equiv))
1028 /* gfc_case stores the selector list of a case statement. The *low
1029 and *high pointers can point to the same expression in the case of
1030 a single value. If *high is NULL, the selection is from *low
1031 upwards, if *low is NULL the selection is *high downwards.
1033 This structure has separate fields to allow singe and double linked
1034 lists of CASEs the same time. The singe linked list along the NEXT
1035 field is a list of cases for a single CASE label. The double linked
1036 list along the LEFT/RIGHT fields is used to detect overlap and to
1037 build a table of the cases for SELECT constructs with a CHARACTER
1040 typedef struct gfc_case
1042 /* Where we saw this case. */
1046 /* Case range values. If (low == high), it's a single value. If one of
1047 the labels is NULL, it's an unbounded case. If both are NULL, this
1048 represents the default case. */
1049 gfc_expr
*low
, *high
;
1051 /* Next case label in the list of cases for a single CASE label. */
1052 struct gfc_case
*next
;
1054 /* Used for detecting overlap, and for code generation. */
1055 struct gfc_case
*left
, *right
;
1057 /* True if this case label can never be matched. */
1062 #define gfc_get_case() gfc_getmem(sizeof(gfc_case))
1067 gfc_expr
*var
, *start
, *end
, *step
;
1071 #define gfc_get_iterator() gfc_getmem(sizeof(gfc_iterator))
1074 /* Allocation structure for ALLOCATE, DEALLOCATE and NULLIFY statements. */
1076 typedef struct gfc_alloc
1079 struct gfc_alloc
*next
;
1083 #define gfc_get_alloc() gfc_getmem(sizeof(gfc_alloc))
1088 gfc_expr
*unit
, *file
, *status
, *access
, *form
, *recl
,
1089 *blank
, *position
, *action
, *delim
, *pad
, *iostat
;
1097 gfc_expr
*unit
, *status
, *iostat
;
1105 gfc_expr
*unit
, *iostat
;
1113 gfc_expr
*unit
, *file
, *iostat
, *exist
, *opened
, *number
, *named
,
1114 *name
, *access
, *sequential
, *direct
, *form
, *formatted
,
1115 *unformatted
, *recl
, *nextrec
, *blank
, *position
, *action
, *read
,
1116 *write
, *readwrite
, *delim
, *pad
, *iolength
;
1126 gfc_expr
*io_unit
, *format_expr
, *rec
, *advance
, *iostat
, *size
;
1128 gfc_symbol
*namelist
;
1129 /* A format_label of `format_asterisk' indicates the "*" format */
1130 gfc_st_label
*format_label
;
1131 gfc_st_label
*err
, *end
, *eor
;
1133 locus eor_where
, end_where
;
1138 typedef struct gfc_forall_iterator
1140 gfc_expr
*var
, *start
, *end
, *stride
;
1141 struct gfc_forall_iterator
*next
;
1143 gfc_forall_iterator
;
1146 /* Executable statements that fill gfc_code structures. */
1149 EXEC_NOP
= 1, EXEC_ASSIGN
, EXEC_LABEL_ASSIGN
, EXEC_POINTER_ASSIGN
,
1150 EXEC_GOTO
, EXEC_CALL
, EXEC_RETURN
, EXEC_PAUSE
, EXEC_STOP
, EXEC_CONTINUE
,
1151 EXEC_IF
, EXEC_ARITHMETIC_IF
, EXEC_DO
, EXEC_DO_WHILE
, EXEC_SELECT
,
1152 EXEC_FORALL
, EXEC_WHERE
, EXEC_CYCLE
, EXEC_EXIT
,
1153 EXEC_ALLOCATE
, EXEC_DEALLOCATE
,
1154 EXEC_OPEN
, EXEC_CLOSE
,
1155 EXEC_READ
, EXEC_WRITE
, EXEC_IOLENGTH
, EXEC_TRANSFER
, EXEC_DT_END
,
1156 EXEC_BACKSPACE
, EXEC_ENDFILE
, EXEC_INQUIRE
, EXEC_REWIND
1160 typedef struct gfc_code
1164 struct gfc_code
*block
, *next
;
1167 gfc_st_label
*here
, *label
, *label2
, *label3
;
1168 gfc_symtree
*symtree
;
1169 gfc_expr
*expr
, *expr2
;
1170 /* A name isn't sufficient to identify a subroutine, we need the actual
1171 symbol for the interface definition.
1172 const char *sub_name; */
1173 gfc_symbol
*resolved_sym
;
1177 gfc_actual_arglist
*actual
;
1178 gfc_case
*case_list
;
1179 gfc_iterator
*iterator
;
1180 gfc_alloc
*alloc_list
;
1183 gfc_filepos
*filepos
;
1184 gfc_inquire
*inquire
;
1186 gfc_forall_iterator
*forall_iterator
;
1187 struct gfc_code
*whichloop
;
1190 ext
; /* Points to additional structures required by statement */
1192 /* Backend_decl is used for cycle and break labels in do loops, and
1193 * probably for other constructs as well, once we translate them. */
1199 /* Storage for DATA statements. */
1200 typedef struct gfc_data_variable
1204 struct gfc_data_variable
*list
, *next
;
1209 typedef struct gfc_data_value
1214 struct gfc_data_value
*next
;
1219 typedef struct gfc_data
1221 gfc_data_variable
*var
;
1222 gfc_data_value
*value
;
1225 struct gfc_data
*next
;
1229 #define gfc_get_data_variable() gfc_getmem(sizeof(gfc_data_variable))
1230 #define gfc_get_data_value() gfc_getmem(sizeof(gfc_data_value))
1231 #define gfc_get_data() gfc_getmem(sizeof(gfc_data))
1234 /* Structure for holding compile options */
1239 gfc_source_form source_form
;
1240 int fixed_line_length
;
1241 int max_identifier_length
;
1245 int warn_conversion
;
1246 int warn_implicit_interface
;
1247 int warn_line_truncation
;
1249 int warn_surprising
;
1250 int warn_unused_labels
;
1253 int flag_underscoring
;
1254 int flag_second_underscore
;
1255 int flag_implicit_none
;
1256 int flag_max_stack_var_size
;
1257 int flag_module_access_private
;
1258 int flag_no_backend
;
1259 int flag_pack_derived
;
1260 int flag_repack_arrays
;
1271 extern gfc_option_t gfc_option
;
1274 /* Constructor nodes for array and structure constructors. */
1275 typedef struct gfc_constructor
1278 gfc_iterator
*iterator
;
1280 struct gfc_constructor
*next
;
1283 mpz_t offset
; /* Record the offset of array element which appears in
1284 data statement like "data a(5)/4/". */
1285 gfc_component
*component
; /* Record the component being initialized. */
1288 mpz_t repeat
; /* Record the repeat number of initial values in data
1289 statement like "data a/5*10/". */
1294 typedef struct iterator_stack
1296 gfc_symtree
*variable
;
1298 struct iterator_stack
*prev
;
1301 extern iterator_stack
*iter_stack
;
1303 /************************ Function prototypes *************************/
1306 void gfc_formalize_init_value (gfc_symbol
*);
1307 void gfc_get_section_index (gfc_array_ref
*, mpz_t
*, mpz_t
*);
1308 void gfc_assign_data_value (gfc_expr
*, gfc_expr
*, mpz_t
);
1309 void gfc_advance_section (mpz_t
*, gfc_array_ref
*, mpz_t
*);
1312 void gfc_scanner_done_1 (void);
1313 void gfc_scanner_init_1 (void);
1315 void gfc_add_include_path (const char *);
1316 void gfc_release_include_path (void);
1317 FILE *gfc_open_included_file (const char *);
1319 int gfc_at_end (void);
1320 int gfc_at_eof (void);
1321 int gfc_at_bol (void);
1322 int gfc_at_eol (void);
1323 void gfc_advance_line (void);
1324 int gfc_check_include (void);
1326 void gfc_skip_comments (void);
1327 int gfc_next_char_literal (int);
1328 int gfc_next_char (void);
1329 int gfc_peek_char (void);
1330 void gfc_error_recovery (void);
1331 void gfc_gobble_whitespace (void);
1332 try gfc_new_file (const char *, gfc_source_form
);
1334 extern gfc_source_form gfc_current_form
;
1335 extern char *gfc_source_file
;
1336 extern locus gfc_current_locus
;
1339 void *gfc_getmem (size_t) ATTRIBUTE_MALLOC
;
1340 void gfc_free (void *);
1341 int gfc_terminal_width(void);
1342 void gfc_clear_ts (gfc_typespec
*);
1343 FILE *gfc_open_file (const char *);
1344 const char *gfc_article (const char *);
1345 const char *gfc_basic_typename (bt
);
1346 const char *gfc_typename (gfc_typespec
*);
1348 #define gfc_op2string(OP) (OP == INTRINSIC_ASSIGN ? \
1349 "=" : gfc_code2string (intrinsic_operators, OP))
1351 const char *gfc_code2string (const mstring
*, int);
1352 int gfc_string2code (const mstring
*, const char *);
1353 const char *gfc_intent_string (sym_intent
);
1355 void gfc_init_1 (void);
1356 void gfc_init_2 (void);
1357 void gfc_done_1 (void);
1358 void gfc_done_2 (void);
1361 unsigned int gfc_init_options (unsigned int, const char **);
1362 int gfc_handle_option (size_t, const char *, int);
1363 bool gfc_post_options (const char **);
1366 char * gfc_get_string (const char *, ...) ATTRIBUTE_PRINTF_1
;
1367 void gfc_iresolve_init_1 (void);
1368 void gfc_iresolve_done_1 (void);
1372 typedef struct gfc_error_buf
1375 char message
[MAX_ERROR_MESSAGE
];
1378 void gfc_error_init_1 (void);
1379 void gfc_buffer_error (int);
1381 void gfc_warning (const char *, ...);
1382 void gfc_warning_now (const char *, ...);
1383 void gfc_clear_warning (void);
1384 void gfc_warning_check (void);
1386 void gfc_error (const char *, ...);
1387 void gfc_error_now (const char *, ...);
1388 void gfc_fatal_error (const char *, ...) ATTRIBUTE_NORETURN
;
1389 void gfc_internal_error (const char *, ...) ATTRIBUTE_NORETURN
;
1390 void gfc_clear_error (void);
1391 int gfc_error_check (void);
1393 try gfc_notify_std (int, const char *, ...);
1395 /* A general purpose syntax error. */
1396 #define gfc_syntax_error(ST) \
1397 gfc_error ("Syntax error in %s statement at %C", gfc_ascii_statement (ST));
1399 void gfc_push_error (gfc_error_buf
*);
1400 void gfc_pop_error (gfc_error_buf
*);
1402 void gfc_status (const char *, ...) ATTRIBUTE_PRINTF_1
;
1403 void gfc_status_char (char);
1405 void gfc_get_errors (int *, int *);
1408 void gfc_arith_init_1 (void);
1409 void gfc_arith_done_1 (void);
1411 /* FIXME: These should go to symbol.c, really... */
1412 int gfc_default_integer_kind (void);
1413 int gfc_default_real_kind (void);
1414 int gfc_default_double_kind (void);
1415 int gfc_default_character_kind (void);
1416 int gfc_default_logical_kind (void);
1417 int gfc_default_complex_kind (void);
1418 int gfc_validate_kind (bt
, int);
1419 extern int gfc_index_integer_kind
;
1422 void gfc_clear_new_implicit (void);
1423 try gfc_add_new_implicit_range (int, int, gfc_typespec
*);
1424 try gfc_merge_new_implicit (void);
1425 void gfc_set_implicit_none (void);
1426 void gfc_set_implicit (void);
1428 gfc_typespec
*gfc_get_default_type (gfc_symbol
*, gfc_namespace
*);
1429 try gfc_set_default_type (gfc_symbol
*, int, gfc_namespace
*);
1431 void gfc_set_component_attr (gfc_component
*, symbol_attribute
*);
1432 void gfc_get_component_attr (symbol_attribute
*, gfc_component
*);
1434 void gfc_set_sym_referenced (gfc_symbol
* sym
);
1436 try gfc_add_allocatable (symbol_attribute
*, locus
*);
1437 try gfc_add_dimension (symbol_attribute
*, locus
*);
1438 try gfc_add_external (symbol_attribute
*, locus
*);
1439 try gfc_add_intrinsic (symbol_attribute
*, locus
*);
1440 try gfc_add_optional (symbol_attribute
*, locus
*);
1441 try gfc_add_pointer (symbol_attribute
*, locus
*);
1442 try gfc_add_result (symbol_attribute
*, locus
*);
1443 try gfc_add_save (symbol_attribute
*, locus
*);
1444 try gfc_add_saved_common (symbol_attribute
*, locus
*);
1445 try gfc_add_target (symbol_attribute
*, locus
*);
1446 try gfc_add_dummy (symbol_attribute
*, locus
*);
1447 try gfc_add_generic (symbol_attribute
*, locus
*);
1448 try gfc_add_common (symbol_attribute
*, locus
*);
1449 try gfc_add_in_common (symbol_attribute
*, locus
*);
1450 try gfc_add_in_namelist (symbol_attribute
*, locus
*);
1451 try gfc_add_sequence (symbol_attribute
*, locus
*);
1452 try gfc_add_elemental (symbol_attribute
*, locus
*);
1453 try gfc_add_pure (symbol_attribute
*, locus
*);
1454 try gfc_add_recursive (symbol_attribute
*, locus
*);
1455 try gfc_add_function (symbol_attribute
*, locus
*);
1456 try gfc_add_subroutine (symbol_attribute
*, locus
*);
1458 try gfc_add_access (symbol_attribute
*, gfc_access
, locus
*);
1459 try gfc_add_flavor (symbol_attribute
*, sym_flavor
, locus
*);
1460 try gfc_add_entry (symbol_attribute
*, locus
*);
1461 try gfc_add_procedure (symbol_attribute
*, procedure_type
, locus
*);
1462 try gfc_add_intent (symbol_attribute
*, sym_intent
, locus
*);
1463 try gfc_add_explicit_interface (gfc_symbol
*, ifsrc
,
1464 gfc_formal_arglist
*, locus
*);
1465 try gfc_add_type (gfc_symbol
*, gfc_typespec
*, locus
*);
1467 void gfc_clear_attr (symbol_attribute
*);
1468 try gfc_missing_attr (symbol_attribute
*, locus
*);
1469 try gfc_copy_attr (symbol_attribute
*, symbol_attribute
*, locus
*);
1471 try gfc_add_component (gfc_symbol
*, const char *, gfc_component
**);
1472 gfc_symbol
*gfc_use_derived (gfc_symbol
*);
1473 gfc_symtree
*gfc_use_derived_tree (gfc_symtree
*);
1474 gfc_component
*gfc_find_component (gfc_symbol
*, const char *);
1476 gfc_st_label
*gfc_get_st_label (int);
1477 void gfc_free_st_label (gfc_st_label
*);
1478 void gfc_define_st_label (gfc_st_label
*, gfc_sl_type
, locus
*);
1479 try gfc_reference_st_label (gfc_st_label
*, gfc_sl_type
);
1481 gfc_namespace
*gfc_get_namespace (gfc_namespace
*);
1482 gfc_symtree
*gfc_new_symtree (gfc_symtree
**, const char *);
1483 gfc_symtree
*gfc_find_symtree (gfc_symtree
*, const char *);
1484 gfc_user_op
*gfc_get_uop (const char *);
1485 gfc_user_op
*gfc_find_uop (const char *, gfc_namespace
*);
1486 void gfc_free_symbol (gfc_symbol
*);
1487 gfc_symbol
*gfc_new_symbol (const char *, gfc_namespace
*);
1488 int gfc_find_symbol (const char *, gfc_namespace
*, int, gfc_symbol
**);
1489 int gfc_find_sym_tree (const char *, gfc_namespace
*, int, gfc_symtree
**);
1490 int gfc_get_symbol (const char *, gfc_namespace
*, gfc_symbol
**);
1491 int gfc_get_sym_tree (const char *, gfc_namespace
*, gfc_symtree
**);
1492 int gfc_get_ha_symbol (const char *, gfc_symbol
**);
1493 int gfc_get_ha_sym_tree (const char *, gfc_symtree
**);
1495 int gfc_symbols_could_alias (gfc_symbol
*, gfc_symbol
*);
1497 void gfc_undo_symbols (void);
1498 void gfc_commit_symbols (void);
1499 void gfc_free_namespace (gfc_namespace
*);
1501 void gfc_symbol_init_2 (void);
1502 void gfc_symbol_done_2 (void);
1504 void gfc_traverse_symtree (gfc_namespace
*, void (*)(gfc_symtree
*));
1505 void gfc_traverse_ns (gfc_namespace
*, void (*)(gfc_symbol
*));
1506 void gfc_traverse_user_op (gfc_namespace
*, void (*)(gfc_user_op
*));
1507 void gfc_save_all (gfc_namespace
*);
1509 void gfc_symbol_state (void);
1511 gfc_gsymbol
*gfc_get_gsymbol (char *);
1512 gfc_gsymbol
*gfc_find_gsymbol (gfc_gsymbol
*, char *);
1515 extern int gfc_init_expr
;
1517 /* Given a symbol that we have decided is intrinsic, mark it as such
1518 by placing it into a special module that is otherwise impossible to
1521 #define gfc_intrinsic_symbol(SYM) strcpy (SYM->module, "(intrinsic)")
1523 void gfc_intrinsic_init_1 (void);
1524 void gfc_intrinsic_done_1 (void);
1526 char gfc_type_letter (bt
);
1527 gfc_symbol
* gfc_get_intrinsic_sub_symbol (const char *);
1528 try gfc_convert_type (gfc_expr
*, gfc_typespec
*, int);
1529 try gfc_convert_type_warn (gfc_expr
*, gfc_typespec
*, int, int);
1530 int gfc_generic_intrinsic (const char *);
1531 int gfc_specific_intrinsic (const char *);
1532 int gfc_intrinsic_name (const char *, int);
1533 gfc_intrinsic_sym
*gfc_find_function (const char *);
1535 match
gfc_intrinsic_func_interface (gfc_expr
*, int);
1536 match
gfc_intrinsic_sub_interface (gfc_code
*, int);
1539 void gfc_simplify_init_1 (void);
1540 void gfc_simplify_done_1 (void);
1542 /* match.c -- FIXME */
1543 void gfc_free_iterator (gfc_iterator
*, int);
1544 void gfc_free_forall_iterator (gfc_forall_iterator
*);
1545 void gfc_free_alloc_list (gfc_alloc
*);
1546 void gfc_free_namelist (gfc_namelist
*);
1547 void gfc_free_equiv (gfc_equiv
*);
1548 void gfc_free_data (gfc_data
*);
1549 void gfc_free_case_list (gfc_case
*);
1552 void gfc_free_actual_arglist (gfc_actual_arglist
*);
1553 gfc_actual_arglist
*gfc_copy_actual_arglist (gfc_actual_arglist
*);
1554 const char *gfc_extract_int (gfc_expr
*, int *);
1556 gfc_expr
*gfc_build_conversion (gfc_expr
*);
1557 void gfc_free_ref_list (gfc_ref
*);
1558 void gfc_type_convert_binary (gfc_expr
*);
1559 int gfc_is_constant_expr (gfc_expr
*);
1560 try gfc_simplify_expr (gfc_expr
*, int);
1562 gfc_expr
*gfc_get_expr (void);
1563 void gfc_free_expr (gfc_expr
*);
1564 void gfc_replace_expr (gfc_expr
*, gfc_expr
*);
1565 gfc_expr
*gfc_int_expr (int);
1566 gfc_expr
*gfc_logical_expr (int, locus
*);
1567 mpz_t
*gfc_copy_shape (mpz_t
*, int);
1568 gfc_expr
*gfc_copy_expr (gfc_expr
*);
1570 try gfc_specification_expr (gfc_expr
*);
1572 int gfc_numeric_ts (gfc_typespec
*);
1573 int gfc_kind_max (gfc_expr
*, gfc_expr
*);
1575 try gfc_check_conformance (const char *, gfc_expr
*, gfc_expr
*);
1576 try gfc_check_assign (gfc_expr
*, gfc_expr
*, int);
1577 try gfc_check_pointer_assign (gfc_expr
*, gfc_expr
*);
1578 try gfc_check_assign_symbol (gfc_symbol
*, gfc_expr
*);
1580 gfc_expr
*gfc_default_initializer (gfc_typespec
*);
1583 extern gfc_code new_st
;
1585 void gfc_clear_new_st (void);
1586 gfc_code
*gfc_get_code (void);
1587 gfc_code
*gfc_append_code (gfc_code
*, gfc_code
*);
1588 void gfc_free_statement (gfc_code
*);
1589 void gfc_free_statements (gfc_code
*);
1592 try gfc_resolve_expr (gfc_expr
*);
1593 void gfc_resolve (gfc_namespace
*);
1594 int gfc_impure_variable (gfc_symbol
*);
1595 int gfc_pure (gfc_symbol
*);
1596 int gfc_elemental (gfc_symbol
*);
1597 try gfc_resolve_iterator (gfc_iterator
*);
1598 try gfc_resolve_index (gfc_expr
*, int);
1601 void gfc_free_array_spec (gfc_array_spec
*);
1602 gfc_array_ref
*gfc_copy_array_ref (gfc_array_ref
*);
1604 try gfc_set_array_spec (gfc_symbol
*, gfc_array_spec
*, locus
*);
1605 gfc_array_spec
*gfc_copy_array_spec (gfc_array_spec
*);
1606 try gfc_resolve_array_spec (gfc_array_spec
*, int);
1608 int gfc_compare_array_spec (gfc_array_spec
*, gfc_array_spec
*);
1610 gfc_expr
*gfc_start_constructor (bt
, int, locus
*);
1611 void gfc_append_constructor (gfc_expr
*, gfc_expr
*);
1612 void gfc_free_constructor (gfc_constructor
*);
1613 void gfc_simplify_iterator_var (gfc_expr
*);
1614 try gfc_expand_constructor (gfc_expr
*);
1615 int gfc_constant_ac (gfc_expr
*);
1616 int gfc_expanded_ac (gfc_expr
*);
1617 try gfc_resolve_array_constructor (gfc_expr
*);
1618 try gfc_check_constructor_type (gfc_expr
*);
1619 try gfc_check_iter_variable (gfc_expr
*);
1620 try gfc_check_constructor (gfc_expr
*, try (*)(gfc_expr
*));
1621 gfc_constructor
*gfc_copy_constructor (gfc_constructor
* src
);
1622 gfc_expr
*gfc_get_array_element (gfc_expr
*, int);
1623 try gfc_array_size (gfc_expr
*, mpz_t
*);
1624 try gfc_array_dimen_size (gfc_expr
*, int, mpz_t
*);
1625 try gfc_array_ref_shape (gfc_array_ref
*, mpz_t
*);
1626 gfc_array_ref
*gfc_find_array_ref (gfc_expr
*);
1627 void gfc_insert_constructor (gfc_expr
*, gfc_constructor
*);
1628 gfc_constructor
*gfc_get_constructor (void);
1629 tree
gfc_conv_array_initializer (tree type
, gfc_expr
* expr
);
1630 try spec_size (gfc_array_spec
*, mpz_t
*);
1632 /* interface.c -- FIXME: some of these should be in symbol.c */
1633 void gfc_free_interface (gfc_interface
*);
1634 int gfc_compare_types (gfc_typespec
*, gfc_typespec
*);
1635 void gfc_check_interfaces (gfc_namespace
*);
1636 void gfc_procedure_use (gfc_symbol
*, gfc_actual_arglist
**, locus
*);
1637 gfc_symbol
*gfc_search_interface (gfc_interface
*, int,
1638 gfc_actual_arglist
**);
1639 try gfc_extend_expr (gfc_expr
*);
1640 void gfc_free_formal_arglist (gfc_formal_arglist
*);
1641 try gfc_extend_assign (gfc_code
*, gfc_namespace
*);
1642 try gfc_add_interface (gfc_symbol
* sym
);
1645 extern gfc_st_label format_asterisk
;
1647 void gfc_free_open (gfc_open
*);
1648 try gfc_resolve_open (gfc_open
*);
1649 void gfc_free_close (gfc_close
*);
1650 try gfc_resolve_close (gfc_close
*);
1651 void gfc_free_filepos (gfc_filepos
*);
1652 try gfc_resolve_filepos (gfc_filepos
*);
1653 void gfc_free_inquire (gfc_inquire
*);
1654 try gfc_resolve_inquire (gfc_inquire
*);
1655 void gfc_free_dt (gfc_dt
*);
1656 try gfc_resolve_dt (gfc_dt
*);
1659 void gfc_module_init_2 (void);
1660 void gfc_module_done_2 (void);
1661 void gfc_dump_module (const char *, int);
1664 symbol_attribute
gfc_variable_attr (gfc_expr
*, gfc_typespec
*);
1665 symbol_attribute
gfc_expr_attr (gfc_expr
*);
1668 void gfc_generate_code (gfc_namespace
*);
1669 void gfc_generate_module_code (gfc_namespace
*);
1672 typedef int (*compare_fn
) (void *, void *);
1673 void gfc_insert_bbt (void *, void *, compare_fn
);
1674 void gfc_delete_bbt (void *, void *, compare_fn
);
1676 /* dump-parse-tree.c */
1677 void gfc_show_namespace (gfc_namespace
*);
1680 try gfc_parse_file (void);
1682 #endif /* GFC_GFC_H */