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_MAX_LINE 132 /* Characters beyond this are not seen. */
63 #define GFC_MAX_DIMENSIONS 7 /* Maximum dimensions in an array. */
64 #define GFC_LETTERS 26 /* Number of letters in the alphabet. */
65 #define MAX_ERROR_MESSAGE 1000 /* Maximum length of an error message. */
67 #define free(x) Use_gfc_free_instead_of_free()
68 #define gfc_is_whitespace(c) ((c==' ') || (c=='\t'))
71 #define NULL ((void *) 0)
75 #define stringize(x) expand_macro(x)
76 #define expand_macro(x) # x
78 /* For a the runtime library, a standard prefix is a requirement to
79 avoid cluttering the namespace with things nobody asked for. It's
80 ugly to look at and a pain to type when you add the prefix by hand,
81 so we hide it behind a macro. */
82 #define PREFIX(x) "_gfortran_" x
85 /* Macro to initialize an mstring structure. */
86 #define minit(s, t) { s, NULL, t }
88 /* Structure for storing strings to be matched by gfc_match_string. */
98 /* Flags to specify which standardi/extension contains a feature. */
99 #define GFC_STD_GNU (1<<5) /* GNU Fortran extension. */
100 #define GFC_STD_F2003 (1<<4) /* New in F2003. */
101 #define GFC_STD_F2003_DEL (1<<3) /* Deleted in F2003. */
102 #define GFC_STD_F2003_OBS (1<<2) /* Obsoleted in F2003. */
103 #define GFC_STD_F95_DEL (1<<1) /* Deleted in F95. */
104 #define GFC_STD_F95_OBS (1<<0) /* Obsoleted in F95. */
106 /*************************** Enums *****************************/
108 /* The author remains confused to this day about the convention of
109 returning '0' for 'SUCCESS'... or was it the other way around? The
110 following enum makes things much more readable. We also start
111 values off at one instead of zero. */
114 { SUCCESS
= 1, FAILURE
}
117 /* Matchers return one of these three values. The difference between
118 MATCH_NO and MATCH_ERROR is that MATCH_ERROR means that a match was
119 successful, but that something non-syntactic is wrong and an error
120 has already been issued. */
123 { MATCH_NO
= 1, MATCH_YES
, MATCH_ERROR
}
127 { FORM_FREE
, FORM_FIXED
, FORM_UNKNOWN
}
131 { BT_UNKNOWN
= 1, BT_INTEGER
, BT_REAL
, BT_COMPLEX
,
132 BT_LOGICAL
, BT_CHARACTER
, BT_DERIVED
, BT_PROCEDURE
136 /* Expression node types. */
138 { EXPR_OP
= 1, EXPR_FUNCTION
, EXPR_CONSTANT
, EXPR_VARIABLE
,
139 EXPR_SUBSTRING
, EXPR_STRUCTURE
, EXPR_ARRAY
, EXPR_NULL
145 { AS_EXPLICIT
= 1, AS_ASSUMED_SHAPE
, AS_DEFERRED
,
146 AS_ASSUMED_SIZE
, AS_UNKNOWN
151 { AR_FULL
= 1, AR_ELEMENT
, AR_SECTION
, AR_UNKNOWN
}
154 /* Statement label types. */
156 { ST_LABEL_UNKNOWN
= 1, ST_LABEL_TARGET
,
157 ST_LABEL_BAD_TARGET
, ST_LABEL_FORMAT
161 /* Intrinsic operators. */
163 { GFC_INTRINSIC_BEGIN
= 0,
164 INTRINSIC_NONE
= -1, INTRINSIC_UPLUS
= GFC_INTRINSIC_BEGIN
,
165 INTRINSIC_UMINUS
, INTRINSIC_PLUS
, INTRINSIC_MINUS
, INTRINSIC_TIMES
,
166 INTRINSIC_DIVIDE
, INTRINSIC_POWER
, INTRINSIC_CONCAT
,
167 INTRINSIC_AND
, INTRINSIC_OR
, INTRINSIC_EQV
, INTRINSIC_NEQV
,
168 INTRINSIC_EQ
, INTRINSIC_NE
, INTRINSIC_GT
, INTRINSIC_GE
,
169 INTRINSIC_LT
, INTRINSIC_LE
, INTRINSIC_NOT
, INTRINSIC_USER
,
171 GFC_INTRINSIC_END
/* Sentinel */
176 /* Strings for all intrinsic operators. */
177 extern mstring intrinsic_operators
[];
180 /* This macro is the number of intrinsic operators that exist.
181 Assumptions are made about the numbering of the interface_op enums. */
182 #define GFC_INTRINSIC_OPS GFC_INTRINSIC_END
184 /* Arithmetic results. */
186 { ARITH_OK
= 1, ARITH_OVERFLOW
, ARITH_UNDERFLOW
, ARITH_NAN
,
187 ARITH_DIV0
, ARITH_0TO0
, ARITH_INCOMMENSURATE
194 ST_ARITHMETIC_IF
, ST_ALLOCATE
, ST_ATTR_DECL
, ST_BACKSPACE
, ST_BLOCK_DATA
,
195 ST_CALL
, ST_CASE
, ST_CLOSE
, ST_COMMON
, ST_CONTINUE
, ST_CONTAINS
, ST_CYCLE
,
196 ST_DATA
, ST_DATA_DECL
, ST_DEALLOCATE
, ST_DO
, ST_ELSE
, ST_ELSEIF
,
197 ST_ELSEWHERE
, ST_END_BLOCK_DATA
, ST_ENDDO
, ST_IMPLIED_ENDDO
,
198 ST_END_FILE
, ST_END_FORALL
, ST_END_FUNCTION
, ST_ENDIF
, ST_END_INTERFACE
,
199 ST_END_MODULE
, ST_END_PROGRAM
, ST_END_SELECT
, ST_END_SUBROUTINE
,
200 ST_END_WHERE
, ST_END_TYPE
, ST_ENTRY
, ST_EQUIVALENCE
, ST_EXIT
, ST_FORALL
,
201 ST_FORALL_BLOCK
, ST_FORMAT
, ST_FUNCTION
, ST_GOTO
, ST_IF_BLOCK
, ST_IMPLICIT
,
202 ST_IMPLICIT_NONE
, ST_INQUIRE
, ST_INTERFACE
, ST_PARAMETER
, ST_MODULE
,
203 ST_MODULE_PROC
, ST_NAMELIST
, ST_NULLIFY
, ST_OPEN
, ST_PAUSE
, ST_PRIVATE
,
204 ST_PROGRAM
, ST_PUBLIC
, ST_READ
, ST_RETURN
, ST_REWIND
, ST_STOP
,
206 ST_TYPE
, ST_USE
, ST_WHERE_BLOCK
, ST_WHERE
, ST_WRITE
, ST_ASSIGNMENT
,
207 ST_POINTER_ASSIGNMENT
, ST_SELECT_CASE
, ST_SEQUENCE
, ST_SIMPLE_IF
,
208 ST_STATEMENT_FUNCTION
, ST_DERIVED_DECL
, ST_LABEL_ASSIGNMENT
, ST_NONE
213 /* Types of interfaces that we can have. Assignment interfaces are
214 considered to be intrinsic operators. */
217 INTERFACE_NAMELESS
= 1, INTERFACE_GENERIC
,
218 INTERFACE_INTRINSIC_OP
, INTERFACE_USER_OP
222 /* Symbol flavors: these are all mutually exclusive.
223 10 elements = 4 bits. */
226 FL_UNKNOWN
= 0, FL_PROGRAM
, FL_BLOCK_DATA
, FL_MODULE
, FL_VARIABLE
,
227 FL_PARAMETER
, FL_LABEL
, FL_PROCEDURE
, FL_DERIVED
, FL_NAMELIST
231 /* Procedure types. 7 elements = 3 bits. */
233 { PROC_UNKNOWN
, PROC_MODULE
, PROC_INTERNAL
, PROC_DUMMY
,
234 PROC_INTRINSIC
, PROC_ST_FUNCTION
, PROC_EXTERNAL
240 { INTENT_UNKNOWN
= 0, INTENT_IN
, INTENT_OUT
, INTENT_INOUT
246 { ACCESS_PUBLIC
= 1, ACCESS_PRIVATE
, ACCESS_UNKNOWN
250 /* Flags to keep track of where an interface came from.
251 4 elements = 2 bits. */
253 { IFSRC_UNKNOWN
= 0, IFSRC_DECL
, IFSRC_IFBODY
, IFSRC_USAGE
257 /* Strings for all symbol attributes. We use these for dumping the
258 parse tree, in error messages, and also when reading and writing
259 modules. In symbol.c. */
260 extern const mstring flavors
[];
261 extern const mstring procedures
[];
262 extern const mstring intents
[];
263 extern const mstring access_types
[];
264 extern const mstring ifsrc_types
[];
266 /* Enumeration of all the generic intrinsic functions. Used by the
267 backend for identification of a function. */
269 enum gfc_generic_isym_id
271 /* GFC_ISYM_NONE is used for intrinsics which will never be seen by
272 the backend (eg. KIND). */
293 GFC_ISYM_COMMAND_ARGUMENT_COUNT
,
301 GFC_ISYM_DOT_PRODUCT
,
357 GFC_ISYM_SET_EXPONENT
,
379 typedef enum gfc_generic_isym_id gfc_generic_isym_id
;
381 /************************* Structures *****************************/
383 /* Symbol attribute structure. */
386 /* Variable attributes. */
387 unsigned allocatable
:1, dimension
:1, external
:1, intrinsic
:1,
388 optional
:1, pointer
:1, save
:1, target
:1,
389 dummy
:1, result
:1, entry
:1, assign
:1;
391 unsigned data
:1, /* Symbol is named in a DATA statement. */
392 use_assoc
:1; /* Symbol has been use-associated. */
394 unsigned in_namelist
:1, in_common
:1;
395 unsigned function
:1, subroutine
:1, generic
:1;
396 unsigned implicit_type
:1; /* Type defined via implicit rules */
398 /* Function/subroutine attributes */
399 unsigned sequence
:1, elemental
:1, pure
:1, recursive
:1;
400 unsigned unmaskable
:1, masked
:1, contained
:1;
402 /* Set if a function must always be referenced by an explicit interface. */
403 unsigned always_explicit
:1;
405 /* Set if the symbol has been referenced in an expression. No further
406 modification of type or type parameters is permitted. */
407 unsigned referenced
:1;
409 /* Mutually exclusive multibit attributes. */
415 procedure_type proc
:3;
421 /* The following three structures are used to identify a location in
424 gfc_file is used to maintain a tree of the source files and how
425 they include each other
427 gfc_linebuf holds a single line of source code and information
428 which file it resides in
430 locus point to the sourceline and the character in the source
434 typedef struct gfc_file
436 struct gfc_file
*included_by
, *next
, *up
;
437 int inclusion_line
, line
;
441 typedef struct gfc_linebuf
444 struct gfc_file
*file
;
445 struct gfc_linebuf
*next
;
459 # include <sys/param.h>
460 # define PATH_MAX MAXPATHLEN
464 extern int gfc_suppress_error
;
467 /* Character length structures hold the expression that gives the
468 length of a character variable. We avoid putting these into
469 gfc_typespec because doing so prevents us from doing structure
470 copies and forces us to deallocate any typespecs we create, as well
471 as structures that contain typespecs. They also can have multiple
472 character typespecs pointing to them.
474 These structures form a singly linked list within the current
475 namespace and are deallocated with the namespace. It is possible to
476 end up with gfc_charlen structures that have nothing pointing to them. */
478 typedef struct gfc_charlen
480 struct gfc_expr
*length
;
481 struct gfc_charlen
*next
;
486 #define gfc_get_charlen() gfc_getmem(sizeof(gfc_charlen))
488 /* Type specification structure. FIXME: derived and cl could be union??? */
493 struct gfc_symbol
*derived
;
494 gfc_charlen
*cl
; /* For character types only. */
498 /* Array specification. */
501 int rank
; /* A rank of zero means that a variable is a scalar. */
503 struct gfc_expr
*lower
[GFC_MAX_DIMENSIONS
], *upper
[GFC_MAX_DIMENSIONS
];
507 #define gfc_get_array_spec() gfc_getmem(sizeof(gfc_array_spec))
510 /* Components of derived types. */
511 typedef struct gfc_component
513 char name
[GFC_MAX_SYMBOL_LEN
+ 1];
516 int pointer
, dimension
;
521 struct gfc_expr
*initializer
;
522 struct gfc_component
*next
;
526 #define gfc_get_component() gfc_getmem(sizeof(gfc_component))
528 /* Formal argument lists are lists of symbols. */
529 typedef struct gfc_formal_arglist
531 struct gfc_symbol
*sym
;
532 struct gfc_formal_arglist
*next
;
536 #define gfc_get_formal_arglist() gfc_getmem(sizeof(gfc_formal_arglist))
539 /* The gfc_actual_arglist structure is for actual arguments. */
540 typedef struct gfc_actual_arglist
542 char name
[GFC_MAX_SYMBOL_LEN
+ 1];
543 /* Alternate return label when the expr member is null. */
544 struct gfc_st_label
*label
;
546 /* This is set to the type of an eventual omitted optional
547 argument. This is used to determine if a hidden string length
548 argument has to be added to a function call. */
551 struct gfc_expr
*expr
;
552 struct gfc_actual_arglist
*next
;
556 #define gfc_get_actual_arglist() gfc_getmem(sizeof(gfc_actual_arglist))
559 /* Because a symbol can belong to multiple namelists, they must be
560 linked externally to the symbol itself. */
561 typedef struct gfc_namelist
563 struct gfc_symbol
*sym
;
564 struct gfc_namelist
*next
;
568 #define gfc_get_namelist() gfc_getmem(sizeof(gfc_namelist))
571 /* The gfc_st_label structure is a doubly linked list attached to a
572 namespace that records the usage of statement labels within that
574 /* TODO: Make format/statement specifics a union. */
575 typedef struct gfc_st_label
579 gfc_sl_type defined
, referenced
;
581 struct gfc_expr
*format
;
587 struct gfc_st_label
*prev
, *next
;
592 /* gfc_interface()-- Interfaces are lists of symbols strung together. */
593 typedef struct gfc_interface
595 struct gfc_symbol
*sym
;
597 struct gfc_interface
*next
;
601 #define gfc_get_interface() gfc_getmem(sizeof(gfc_interface))
604 /* User operator nodes. These are like stripped down symbols. */
607 char name
[GFC_MAX_SYMBOL_LEN
+ 1];
609 gfc_interface
*operator;
610 struct gfc_namespace
*ns
;
615 /* Symbol nodes. These are important things. They are what the
616 standard refers to as "entities". The possibly multiple names that
617 refer to the same entity are accomplished by a binary tree of
618 symtree structures that is balanced by the red-black method-- more
619 than one symtree node can point to any given symbol. */
621 typedef struct gfc_symbol
623 char name
[GFC_MAX_SYMBOL_LEN
+ 1]; /* Primary name, before renaming */
624 char module
[GFC_MAX_SYMBOL_LEN
+ 1]; /* Module this symbol came from */
628 symbol_attribute attr
;
630 /* The interface member points to the formal argument list if the
631 symbol is a function or subroutine name. If the symbol is a
632 generic name, the generic member points to the list of
635 gfc_interface
*generic
;
636 gfc_access component_access
;
638 gfc_formal_arglist
*formal
;
639 struct gfc_namespace
*formal_ns
;
641 struct gfc_expr
*value
; /* Parameter/Initializer value */
643 struct gfc_symbol
*result
; /* function result symbol */
644 gfc_component
*components
; /* Derived type components */
646 struct gfc_symbol
*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 /* This structure is used to keep track of symbols in common blocks. */
679 int use_assoc
, saved
;
680 char name
[GFC_MAX_SYMBOL_LEN
+ 1];
685 #define gfc_get_common_head() gfc_getmem(sizeof(gfc_common_head))
689 /* Within a namespace, symbols are pointed to by symtree nodes that
690 are linked together in a balanced binary tree. There can be
691 several symtrees pointing to the same symbol node via USE
694 #define BBT_HEADER(self) int priority; struct self *left, *right
696 typedef struct gfc_symtree
698 BBT_HEADER (gfc_symtree
);
699 char name
[GFC_MAX_SYMBOL_LEN
+ 1];
703 gfc_symbol
*sym
; /* Symbol associated with this node */
705 gfc_common_head
*common
;
713 typedef struct gfc_namespace
715 /* Roots of the red/black symbol trees */
716 gfc_symtree
*sym_root
, *uop_root
, *common_root
;
718 int set_flag
[GFC_LETTERS
];
719 gfc_typespec default_type
[GFC_LETTERS
]; /* IMPLICIT typespecs */
721 struct gfc_symbol
*proc_name
;
722 gfc_interface
*operator[GFC_INTRINSIC_OPS
];
723 struct gfc_namespace
*parent
, *contained
, *sibling
;
724 struct gfc_code
*code
;
725 gfc_common_head blank_common
;
726 struct gfc_equiv
*equiv
;
727 gfc_access default_access
, operator_access
[GFC_INTRINSIC_OPS
];
729 gfc_st_label
*st_labels
;
730 struct gfc_data
*data
;
732 gfc_charlen
*cl_list
;
734 int save_all
, seen_save
;
738 extern gfc_namespace
*gfc_current_ns
;
740 /* Global symbols are symbols of global scope. Currently we only use
741 this to detect collisions already when parsing.
742 TODO: Extend to verify procedure calls. */
744 typedef struct gfc_gsymbol
746 BBT_HEADER(gfc_gsymbol
);
748 char name
[GFC_MAX_SYMBOL_LEN
+1];
749 enum { GSYM_UNKNOWN
=1, GSYM_PROGRAM
, GSYM_FUNCTION
, GSYM_SUBROUTINE
,
750 GSYM_MODULE
, GSYM_COMMON
, GSYM_BLOCK_DATA
} type
;
757 extern gfc_gsymbol
*gfc_gsym_root
;
759 /* Information on interfaces being built. */
770 extern gfc_interface_info current_interface
;
773 /* Array reference. */
774 typedef struct gfc_array_ref
777 int dimen
; /* # of components in the reference */
781 locus c_where
[GFC_MAX_DIMENSIONS
]; /* All expressions can be NULL */
782 struct gfc_expr
*start
[GFC_MAX_DIMENSIONS
], *end
[GFC_MAX_DIMENSIONS
],
783 *stride
[GFC_MAX_DIMENSIONS
];
786 { DIMEN_ELEMENT
= 1, DIMEN_RANGE
, DIMEN_VECTOR
, DIMEN_UNKNOWN
}
787 dimen_type
[GFC_MAX_DIMENSIONS
];
789 struct gfc_expr
*offset
;
793 #define gfc_get_array_ref() gfc_getmem(sizeof(gfc_array_ref))
796 /* Component reference nodes. A variable is stored as an expression
797 node that points to the base symbol. After that, a singly linked
798 list of component reference nodes gives the variable's complete
799 resolution. The array_ref component may be present and comes
800 before the component component. */
803 { REF_ARRAY
, REF_COMPONENT
, REF_SUBSTRING
}
806 typedef struct gfc_ref
812 struct gfc_array_ref ar
;
816 gfc_component
*component
;
823 struct gfc_expr
*start
, *end
; /* Substring */
831 struct gfc_ref
*next
;
835 #define gfc_get_ref() gfc_getmem(sizeof(gfc_ref))
838 /* Structures representing intrinsic symbols and their arguments lists. */
839 typedef struct gfc_intrinsic_arg
841 char name
[GFC_MAX_SYMBOL_LEN
+ 1];
845 gfc_actual_arglist
*actual
;
847 struct gfc_intrinsic_arg
*next
;
855 try (*f1
)(struct gfc_expr
*);
856 try (*f1m
)(gfc_actual_arglist
*);
857 try (*f2
)(struct gfc_expr
*, struct gfc_expr
*);
858 try (*f3
)(struct gfc_expr
*, struct gfc_expr
*, struct gfc_expr
*);
859 try (*f3ml
)(gfc_actual_arglist
*);
860 try (*f4
)(struct gfc_expr
*, struct gfc_expr
*, struct gfc_expr
*,
862 try (*f5
)(struct gfc_expr
*, struct gfc_expr
*, struct gfc_expr
*,
863 struct gfc_expr
*, struct gfc_expr
*);
870 struct gfc_expr
*(*f1
)(struct gfc_expr
*);
871 struct gfc_expr
*(*f2
)(struct gfc_expr
*, struct gfc_expr
*);
872 struct gfc_expr
*(*f3
)(struct gfc_expr
*, struct gfc_expr
*,
874 struct gfc_expr
*(*f4
)(struct gfc_expr
*, struct gfc_expr
*,
875 struct gfc_expr
*, struct gfc_expr
*);
876 struct gfc_expr
*(*f5
)(struct gfc_expr
*, struct gfc_expr
*,
877 struct gfc_expr
*, struct gfc_expr
*,
879 struct gfc_expr
*(*cc
)(struct gfc_expr
*, bt
, int);
886 void (*f0
)(struct gfc_expr
*);
887 void (*f1
)(struct gfc_expr
*, struct gfc_expr
*);
888 void (*f1m
)(struct gfc_expr
*, struct gfc_actual_arglist
*);
889 void (*f2
)(struct gfc_expr
*, struct gfc_expr
*, struct gfc_expr
*);
890 void (*f3
)(struct gfc_expr
*, struct gfc_expr
*, struct gfc_expr
*,
892 void (*f4
)(struct gfc_expr
*, struct gfc_expr
*, struct gfc_expr
*,
893 struct gfc_expr
*, struct gfc_expr
*);
894 void (*f5
)(struct gfc_expr
*, struct gfc_expr
*, struct gfc_expr
*,
895 struct gfc_expr
*, struct gfc_expr
*, struct gfc_expr
*);
896 void (*s1
)(struct gfc_code
*);
901 typedef struct gfc_intrinsic_sym
903 char name
[GFC_MAX_SYMBOL_LEN
+ 1], lib_name
[GFC_MAX_SYMBOL_LEN
+ 1];
904 gfc_intrinsic_arg
*formal
;
906 int elemental
, pure
, generic
, specific
, actual_ok
;
908 gfc_simplify_f simplify
;
910 gfc_resolve_f resolve
;
911 struct gfc_intrinsic_sym
*specific_head
, *next
;
912 gfc_generic_isym_id generic_id
;
918 /* Expression nodes. The expression node types deserve explanations,
919 since the last couple can be easily misconstrued:
921 EXPR_OP Operator node pointing to one or two other nodes
922 EXPR_FUNCTION Function call, symbol points to function's name
923 EXPR_CONSTANT A scalar constant: Logical, String, Real, Int or Complex
924 EXPR_VARIABLE An Lvalue with a root symbol and possible reference list
925 which expresses structure, array and substring refs.
926 EXPR_NULL The NULL pointer value (which also has a basic type).
927 EXPR_SUBSTRING A substring of a constant string
928 EXPR_STRUCTURE A structure constructor
929 EXPR_ARRAY An array constructor. */
933 #define GFC_RND_MODE GMP_RNDN
935 typedef struct gfc_expr
939 gfc_typespec ts
; /* These two refer to the overall expression */
942 mpz_t
*shape
; /* Can be NULL if shape is unknown at compile time */
944 gfc_intrinsic_op
operator;
946 /* Nonnull for functions and structure constructors */
947 gfc_symtree
*symtree
;
952 struct gfc_expr
*op1
, *op2
;
970 gfc_actual_arglist
*actual
;
971 char *name
; /* Points to the ultimate name of the function */
972 gfc_intrinsic_sym
*isym
;
984 struct gfc_constructor
*constructor
;
992 #define gfc_get_shape(rank) ((mpz_t *) gfc_getmem((rank)*sizeof(mpz_t)))
994 /* Structures for information associated with different kinds of
995 numbers. The first set of integer parameters define all there is
996 to know about a particular kind. The rest of the elements are
997 computed from the first elements. */
1001 int kind
, radix
, digits
, bit_size
;
1006 mpz_t min_int
, max_int
; /* Values really representable by the target */
1010 extern gfc_integer_info gfc_integer_kinds
[];
1020 extern gfc_logical_info gfc_logical_kinds
[];
1025 int kind
, radix
, digits
, min_exponent
, max_exponent
;
1027 int range
, precision
;
1028 mpfr_t epsilon
, huge
, tiny
;
1032 extern gfc_real_info gfc_real_kinds
[];
1035 /* Equivalence structures. Equivalent lvalues are linked along the
1036 *eq pointer, equivalence sets are strung along the *next node. */
1037 typedef struct gfc_equiv
1039 struct gfc_equiv
*next
, *eq
;
1045 #define gfc_get_equiv() gfc_getmem(sizeof(gfc_equiv))
1048 /* gfc_case stores the selector list of a case statement. The *low
1049 and *high pointers can point to the same expression in the case of
1050 a single value. If *high is NULL, the selection is from *low
1051 upwards, if *low is NULL the selection is *high downwards.
1053 This structure has separate fields to allow singe and double linked
1054 lists of CASEs the same time. The singe linked list along the NEXT
1055 field is a list of cases for a single CASE label. The double linked
1056 list along the LEFT/RIGHT fields is used to detect overlap and to
1057 build a table of the cases for SELECT constructs with a CHARACTER
1060 typedef struct gfc_case
1062 /* Where we saw this case. */
1066 /* Case range values. If (low == high), it's a single value. If one of
1067 the labels is NULL, it's an unbounded case. If both are NULL, this
1068 represents the default case. */
1069 gfc_expr
*low
, *high
;
1071 /* Next case label in the list of cases for a single CASE label. */
1072 struct gfc_case
*next
;
1074 /* Used for detecting overlap, and for code generation. */
1075 struct gfc_case
*left
, *right
;
1077 /* True if this case label can never be matched. */
1082 #define gfc_get_case() gfc_getmem(sizeof(gfc_case))
1087 gfc_expr
*var
, *start
, *end
, *step
;
1091 #define gfc_get_iterator() gfc_getmem(sizeof(gfc_iterator))
1094 /* Allocation structure for ALLOCATE, DEALLOCATE and NULLIFY statements. */
1096 typedef struct gfc_alloc
1099 struct gfc_alloc
*next
;
1103 #define gfc_get_alloc() gfc_getmem(sizeof(gfc_alloc))
1108 gfc_expr
*unit
, *file
, *status
, *access
, *form
, *recl
,
1109 *blank
, *position
, *action
, *delim
, *pad
, *iostat
;
1117 gfc_expr
*unit
, *status
, *iostat
;
1125 gfc_expr
*unit
, *iostat
;
1133 gfc_expr
*unit
, *file
, *iostat
, *exist
, *opened
, *number
, *named
,
1134 *name
, *access
, *sequential
, *direct
, *form
, *formatted
,
1135 *unformatted
, *recl
, *nextrec
, *blank
, *position
, *action
, *read
,
1136 *write
, *readwrite
, *delim
, *pad
, *iolength
;
1146 gfc_expr
*io_unit
, *format_expr
, *rec
, *advance
, *iostat
, *size
;
1148 gfc_symbol
*namelist
;
1149 /* A format_label of `format_asterisk' indicates the "*" format */
1150 gfc_st_label
*format_label
;
1151 gfc_st_label
*err
, *end
, *eor
;
1153 locus eor_where
, end_where
;
1158 typedef struct gfc_forall_iterator
1160 gfc_expr
*var
, *start
, *end
, *stride
;
1161 struct gfc_forall_iterator
*next
;
1163 gfc_forall_iterator
;
1166 /* Executable statements that fill gfc_code structures. */
1169 EXEC_NOP
= 1, EXEC_ASSIGN
, EXEC_LABEL_ASSIGN
, EXEC_POINTER_ASSIGN
,
1170 EXEC_GOTO
, EXEC_CALL
, EXEC_RETURN
, EXEC_PAUSE
, EXEC_STOP
, EXEC_CONTINUE
,
1171 EXEC_IF
, EXEC_ARITHMETIC_IF
, EXEC_DO
, EXEC_DO_WHILE
, EXEC_SELECT
,
1172 EXEC_FORALL
, EXEC_WHERE
, EXEC_CYCLE
, EXEC_EXIT
,
1173 EXEC_ALLOCATE
, EXEC_DEALLOCATE
,
1174 EXEC_OPEN
, EXEC_CLOSE
,
1175 EXEC_READ
, EXEC_WRITE
, EXEC_IOLENGTH
, EXEC_TRANSFER
, EXEC_DT_END
,
1176 EXEC_BACKSPACE
, EXEC_ENDFILE
, EXEC_INQUIRE
, EXEC_REWIND
1180 typedef struct gfc_code
1184 struct gfc_code
*block
, *next
;
1187 gfc_st_label
*here
, *label
, *label2
, *label3
;
1188 gfc_symtree
*symtree
;
1189 gfc_expr
*expr
, *expr2
;
1190 /* A name isn't sufficient to identify a subroutine, we need the actual
1191 symbol for the interface definition.
1192 const char *sub_name; */
1193 gfc_symbol
*resolved_sym
;
1197 gfc_actual_arglist
*actual
;
1198 gfc_case
*case_list
;
1199 gfc_iterator
*iterator
;
1200 gfc_alloc
*alloc_list
;
1203 gfc_filepos
*filepos
;
1204 gfc_inquire
*inquire
;
1206 gfc_forall_iterator
*forall_iterator
;
1207 struct gfc_code
*whichloop
;
1210 ext
; /* Points to additional structures required by statement */
1212 /* Backend_decl is used for cycle and break labels in do loops, and
1213 * probably for other constructs as well, once we translate them. */
1219 /* Storage for DATA statements. */
1220 typedef struct gfc_data_variable
1224 struct gfc_data_variable
*list
, *next
;
1229 typedef struct gfc_data_value
1234 struct gfc_data_value
*next
;
1239 typedef struct gfc_data
1241 gfc_data_variable
*var
;
1242 gfc_data_value
*value
;
1245 struct gfc_data
*next
;
1249 #define gfc_get_data_variable() gfc_getmem(sizeof(gfc_data_variable))
1250 #define gfc_get_data_value() gfc_getmem(sizeof(gfc_data_value))
1251 #define gfc_get_data() gfc_getmem(sizeof(gfc_data))
1254 /* Structure for holding compile options */
1259 gfc_source_form source_form
;
1260 int fixed_line_length
;
1261 int max_identifier_length
;
1265 int warn_conversion
;
1266 int warn_implicit_interface
;
1267 int warn_line_truncation
;
1269 int warn_surprising
;
1270 int warn_unused_labels
;
1273 int flag_underscoring
;
1274 int flag_second_underscore
;
1275 int flag_implicit_none
;
1276 int flag_max_stack_var_size
;
1277 int flag_module_access_private
;
1278 int flag_no_backend
;
1279 int flag_pack_derived
;
1280 int flag_repack_arrays
;
1291 extern gfc_option_t gfc_option
;
1294 /* Constructor nodes for array and structure constructors. */
1295 typedef struct gfc_constructor
1298 gfc_iterator
*iterator
;
1300 struct gfc_constructor
*next
;
1303 mpz_t offset
; /* Record the offset of array element which appears in
1304 data statement like "data a(5)/4/". */
1305 gfc_component
*component
; /* Record the component being initialized. */
1308 mpz_t repeat
; /* Record the repeat number of initial values in data
1309 statement like "data a/5*10/". */
1314 typedef struct iterator_stack
1316 gfc_symtree
*variable
;
1318 struct iterator_stack
*prev
;
1321 extern iterator_stack
*iter_stack
;
1323 /************************ Function prototypes *************************/
1326 void gfc_formalize_init_value (gfc_symbol
*);
1327 void gfc_get_section_index (gfc_array_ref
*, mpz_t
*, mpz_t
*);
1328 void gfc_assign_data_value (gfc_expr
*, gfc_expr
*, mpz_t
);
1329 void gfc_advance_section (mpz_t
*, gfc_array_ref
*, mpz_t
*);
1332 void gfc_scanner_done_1 (void);
1333 void gfc_scanner_init_1 (void);
1335 void gfc_add_include_path (const char *);
1336 void gfc_release_include_path (void);
1337 FILE *gfc_open_included_file (const char *);
1339 int gfc_at_end (void);
1340 int gfc_at_eof (void);
1341 int gfc_at_bol (void);
1342 int gfc_at_eol (void);
1343 void gfc_advance_line (void);
1344 int gfc_check_include (void);
1346 void gfc_skip_comments (void);
1347 int gfc_next_char_literal (int);
1348 int gfc_next_char (void);
1349 int gfc_peek_char (void);
1350 void gfc_error_recovery (void);
1351 void gfc_gobble_whitespace (void);
1352 try gfc_new_file (const char *, gfc_source_form
);
1354 extern gfc_source_form gfc_current_form
;
1355 extern char *gfc_source_file
;
1356 extern locus gfc_current_locus
;
1359 void *gfc_getmem (size_t) ATTRIBUTE_MALLOC
;
1360 void gfc_free (void *);
1361 int gfc_terminal_width(void);
1362 void gfc_clear_ts (gfc_typespec
*);
1363 FILE *gfc_open_file (const char *);
1364 const char *gfc_article (const char *);
1365 const char *gfc_basic_typename (bt
);
1366 const char *gfc_typename (gfc_typespec
*);
1368 #define gfc_op2string(OP) (OP == INTRINSIC_ASSIGN ? \
1369 "=" : gfc_code2string (intrinsic_operators, OP))
1371 const char *gfc_code2string (const mstring
*, int);
1372 int gfc_string2code (const mstring
*, const char *);
1373 const char *gfc_intent_string (sym_intent
);
1375 void gfc_init_1 (void);
1376 void gfc_init_2 (void);
1377 void gfc_done_1 (void);
1378 void gfc_done_2 (void);
1381 unsigned int gfc_init_options (unsigned int, const char **);
1382 int gfc_handle_option (size_t, const char *, int);
1383 bool gfc_post_options (const char **);
1386 char * gfc_get_string (const char *, ...) ATTRIBUTE_PRINTF_1
;
1387 void gfc_iresolve_init_1 (void);
1388 void gfc_iresolve_done_1 (void);
1392 typedef struct gfc_error_buf
1395 char message
[MAX_ERROR_MESSAGE
];
1398 void gfc_error_init_1 (void);
1399 void gfc_buffer_error (int);
1401 void gfc_warning (const char *, ...);
1402 void gfc_warning_now (const char *, ...);
1403 void gfc_clear_warning (void);
1404 void gfc_warning_check (void);
1406 void gfc_error (const char *, ...);
1407 void gfc_error_now (const char *, ...);
1408 void gfc_fatal_error (const char *, ...) ATTRIBUTE_NORETURN
;
1409 void gfc_internal_error (const char *, ...) ATTRIBUTE_NORETURN
;
1410 void gfc_clear_error (void);
1411 int gfc_error_check (void);
1413 try gfc_notify_std (int, const char *, ...);
1415 /* A general purpose syntax error. */
1416 #define gfc_syntax_error(ST) \
1417 gfc_error ("Syntax error in %s statement at %C", gfc_ascii_statement (ST));
1419 void gfc_push_error (gfc_error_buf
*);
1420 void gfc_pop_error (gfc_error_buf
*);
1422 void gfc_status (const char *, ...) ATTRIBUTE_PRINTF_1
;
1423 void gfc_status_char (char);
1425 void gfc_get_errors (int *, int *);
1428 void gfc_arith_init_1 (void);
1429 void gfc_arith_done_1 (void);
1431 /* FIXME: These should go to symbol.c, really... */
1432 int gfc_default_integer_kind (void);
1433 int gfc_default_real_kind (void);
1434 int gfc_default_double_kind (void);
1435 int gfc_default_character_kind (void);
1436 int gfc_default_logical_kind (void);
1437 int gfc_default_complex_kind (void);
1438 int gfc_validate_kind (bt
, int);
1439 extern int gfc_index_integer_kind
;
1442 void gfc_clear_new_implicit (void);
1443 try gfc_add_new_implicit_range (int, int);
1444 try gfc_merge_new_implicit (gfc_typespec
*);
1445 void gfc_set_implicit_none (void);
1447 gfc_typespec
*gfc_get_default_type (gfc_symbol
*, gfc_namespace
*);
1448 try gfc_set_default_type (gfc_symbol
*, int, gfc_namespace
*);
1450 void gfc_set_component_attr (gfc_component
*, symbol_attribute
*);
1451 void gfc_get_component_attr (symbol_attribute
*, gfc_component
*);
1453 void gfc_set_sym_referenced (gfc_symbol
* sym
);
1455 try gfc_add_allocatable (symbol_attribute
*, locus
*);
1456 try gfc_add_dimension (symbol_attribute
*, locus
*);
1457 try gfc_add_external (symbol_attribute
*, locus
*);
1458 try gfc_add_intrinsic (symbol_attribute
*, locus
*);
1459 try gfc_add_optional (symbol_attribute
*, locus
*);
1460 try gfc_add_pointer (symbol_attribute
*, locus
*);
1461 try gfc_add_result (symbol_attribute
*, locus
*);
1462 try gfc_add_save (symbol_attribute
*, locus
*);
1463 try gfc_add_saved_common (symbol_attribute
*, locus
*);
1464 try gfc_add_target (symbol_attribute
*, locus
*);
1465 try gfc_add_dummy (symbol_attribute
*, locus
*);
1466 try gfc_add_generic (symbol_attribute
*, locus
*);
1467 try gfc_add_common (symbol_attribute
*, locus
*);
1468 try gfc_add_in_common (symbol_attribute
*, locus
*);
1469 try gfc_add_data (symbol_attribute
*, locus
*);
1470 try gfc_add_in_namelist (symbol_attribute
*, locus
*);
1471 try gfc_add_sequence (symbol_attribute
*, locus
*);
1472 try gfc_add_elemental (symbol_attribute
*, locus
*);
1473 try gfc_add_pure (symbol_attribute
*, locus
*);
1474 try gfc_add_recursive (symbol_attribute
*, locus
*);
1475 try gfc_add_function (symbol_attribute
*, locus
*);
1476 try gfc_add_subroutine (symbol_attribute
*, locus
*);
1478 try gfc_add_access (symbol_attribute
*, gfc_access
, locus
*);
1479 try gfc_add_flavor (symbol_attribute
*, sym_flavor
, locus
*);
1480 try gfc_add_entry (symbol_attribute
*, locus
*);
1481 try gfc_add_procedure (symbol_attribute
*, procedure_type
, locus
*);
1482 try gfc_add_intent (symbol_attribute
*, sym_intent
, locus
*);
1483 try gfc_add_explicit_interface (gfc_symbol
*, ifsrc
,
1484 gfc_formal_arglist
*, locus
*);
1485 try gfc_add_type (gfc_symbol
*, gfc_typespec
*, locus
*);
1487 void gfc_clear_attr (symbol_attribute
*);
1488 try gfc_missing_attr (symbol_attribute
*, locus
*);
1489 try gfc_copy_attr (symbol_attribute
*, symbol_attribute
*, locus
*);
1491 try gfc_add_component (gfc_symbol
*, const char *, gfc_component
**);
1492 gfc_symbol
*gfc_use_derived (gfc_symbol
*);
1493 gfc_symtree
*gfc_use_derived_tree (gfc_symtree
*);
1494 gfc_component
*gfc_find_component (gfc_symbol
*, const char *);
1496 gfc_st_label
*gfc_get_st_label (int);
1497 void gfc_free_st_label (gfc_st_label
*);
1498 void gfc_define_st_label (gfc_st_label
*, gfc_sl_type
, locus
*);
1499 try gfc_reference_st_label (gfc_st_label
*, gfc_sl_type
);
1501 gfc_namespace
*gfc_get_namespace (gfc_namespace
*);
1502 gfc_symtree
*gfc_new_symtree (gfc_symtree
**, const char *);
1503 gfc_symtree
*gfc_find_symtree (gfc_symtree
*, const char *);
1504 gfc_user_op
*gfc_get_uop (const char *);
1505 gfc_user_op
*gfc_find_uop (const char *, gfc_namespace
*);
1506 void gfc_free_symbol (gfc_symbol
*);
1507 gfc_symbol
*gfc_new_symbol (const char *, gfc_namespace
*);
1508 int gfc_find_symbol (const char *, gfc_namespace
*, int, gfc_symbol
**);
1509 int gfc_find_sym_tree (const char *, gfc_namespace
*, int, gfc_symtree
**);
1510 int gfc_get_symbol (const char *, gfc_namespace
*, gfc_symbol
**);
1511 int gfc_get_sym_tree (const char *, gfc_namespace
*, gfc_symtree
**);
1512 int gfc_get_ha_symbol (const char *, gfc_symbol
**);
1513 int gfc_get_ha_sym_tree (const char *, gfc_symtree
**);
1515 int gfc_symbols_could_alias (gfc_symbol
*, gfc_symbol
*);
1517 void gfc_undo_symbols (void);
1518 void gfc_commit_symbols (void);
1519 void gfc_free_namespace (gfc_namespace
*);
1521 void gfc_symbol_init_2 (void);
1522 void gfc_symbol_done_2 (void);
1524 void gfc_traverse_symtree (gfc_symtree
*, void (*)(gfc_symtree
*));
1525 void gfc_traverse_ns (gfc_namespace
*, void (*)(gfc_symbol
*));
1526 void gfc_traverse_user_op (gfc_namespace
*, void (*)(gfc_user_op
*));
1527 void gfc_save_all (gfc_namespace
*);
1529 void gfc_symbol_state (void);
1531 gfc_gsymbol
*gfc_get_gsymbol (char *);
1532 gfc_gsymbol
*gfc_find_gsymbol (gfc_gsymbol
*, char *);
1535 extern int gfc_init_expr
;
1537 /* Given a symbol that we have decided is intrinsic, mark it as such
1538 by placing it into a special module that is otherwise impossible to
1541 #define gfc_intrinsic_symbol(SYM) strcpy (SYM->module, "(intrinsic)")
1543 void gfc_intrinsic_init_1 (void);
1544 void gfc_intrinsic_done_1 (void);
1546 char gfc_type_letter (bt
);
1547 gfc_symbol
* gfc_get_intrinsic_sub_symbol (const char *);
1548 try gfc_convert_type (gfc_expr
*, gfc_typespec
*, int);
1549 try gfc_convert_type_warn (gfc_expr
*, gfc_typespec
*, int, int);
1550 int gfc_generic_intrinsic (const char *);
1551 int gfc_specific_intrinsic (const char *);
1552 int gfc_intrinsic_name (const char *, int);
1553 gfc_intrinsic_sym
*gfc_find_function (const char *);
1555 match
gfc_intrinsic_func_interface (gfc_expr
*, int);
1556 match
gfc_intrinsic_sub_interface (gfc_code
*, int);
1559 void gfc_simplify_init_1 (void);
1561 /* match.c -- FIXME */
1562 void gfc_free_iterator (gfc_iterator
*, int);
1563 void gfc_free_forall_iterator (gfc_forall_iterator
*);
1564 void gfc_free_alloc_list (gfc_alloc
*);
1565 void gfc_free_namelist (gfc_namelist
*);
1566 void gfc_free_equiv (gfc_equiv
*);
1567 void gfc_free_data (gfc_data
*);
1568 void gfc_free_case_list (gfc_case
*);
1571 void gfc_free_actual_arglist (gfc_actual_arglist
*);
1572 gfc_actual_arglist
*gfc_copy_actual_arglist (gfc_actual_arglist
*);
1573 const char *gfc_extract_int (gfc_expr
*, int *);
1575 gfc_expr
*gfc_build_conversion (gfc_expr
*);
1576 void gfc_free_ref_list (gfc_ref
*);
1577 void gfc_type_convert_binary (gfc_expr
*);
1578 int gfc_is_constant_expr (gfc_expr
*);
1579 try gfc_simplify_expr (gfc_expr
*, int);
1581 gfc_expr
*gfc_get_expr (void);
1582 void gfc_free_expr (gfc_expr
*);
1583 void gfc_replace_expr (gfc_expr
*, gfc_expr
*);
1584 gfc_expr
*gfc_int_expr (int);
1585 gfc_expr
*gfc_logical_expr (int, locus
*);
1586 mpz_t
*gfc_copy_shape (mpz_t
*, int);
1587 mpz_t
*gfc_copy_shape_excluding (mpz_t
*, int, gfc_expr
*);
1588 gfc_expr
*gfc_copy_expr (gfc_expr
*);
1590 try gfc_specification_expr (gfc_expr
*);
1592 int gfc_numeric_ts (gfc_typespec
*);
1593 int gfc_kind_max (gfc_expr
*, gfc_expr
*);
1595 try gfc_check_conformance (const char *, gfc_expr
*, gfc_expr
*);
1596 try gfc_check_assign (gfc_expr
*, gfc_expr
*, int);
1597 try gfc_check_pointer_assign (gfc_expr
*, gfc_expr
*);
1598 try gfc_check_assign_symbol (gfc_symbol
*, gfc_expr
*);
1600 gfc_expr
*gfc_default_initializer (gfc_typespec
*);
1603 extern gfc_code new_st
;
1605 void gfc_clear_new_st (void);
1606 gfc_code
*gfc_get_code (void);
1607 gfc_code
*gfc_append_code (gfc_code
*, gfc_code
*);
1608 void gfc_free_statement (gfc_code
*);
1609 void gfc_free_statements (gfc_code
*);
1612 try gfc_resolve_expr (gfc_expr
*);
1613 void gfc_resolve (gfc_namespace
*);
1614 int gfc_impure_variable (gfc_symbol
*);
1615 int gfc_pure (gfc_symbol
*);
1616 int gfc_elemental (gfc_symbol
*);
1617 try gfc_resolve_iterator (gfc_iterator
*);
1618 try gfc_resolve_index (gfc_expr
*, int);
1621 void gfc_free_array_spec (gfc_array_spec
*);
1622 gfc_array_ref
*gfc_copy_array_ref (gfc_array_ref
*);
1624 try gfc_set_array_spec (gfc_symbol
*, gfc_array_spec
*, locus
*);
1625 gfc_array_spec
*gfc_copy_array_spec (gfc_array_spec
*);
1626 try gfc_resolve_array_spec (gfc_array_spec
*, int);
1628 int gfc_compare_array_spec (gfc_array_spec
*, gfc_array_spec
*);
1630 gfc_expr
*gfc_start_constructor (bt
, int, locus
*);
1631 void gfc_append_constructor (gfc_expr
*, gfc_expr
*);
1632 void gfc_free_constructor (gfc_constructor
*);
1633 void gfc_simplify_iterator_var (gfc_expr
*);
1634 try gfc_expand_constructor (gfc_expr
*);
1635 int gfc_constant_ac (gfc_expr
*);
1636 int gfc_expanded_ac (gfc_expr
*);
1637 try gfc_resolve_array_constructor (gfc_expr
*);
1638 try gfc_check_constructor_type (gfc_expr
*);
1639 try gfc_check_iter_variable (gfc_expr
*);
1640 try gfc_check_constructor (gfc_expr
*, try (*)(gfc_expr
*));
1641 gfc_constructor
*gfc_copy_constructor (gfc_constructor
* src
);
1642 gfc_expr
*gfc_get_array_element (gfc_expr
*, int);
1643 try gfc_array_size (gfc_expr
*, mpz_t
*);
1644 try gfc_array_dimen_size (gfc_expr
*, int, mpz_t
*);
1645 try gfc_array_ref_shape (gfc_array_ref
*, mpz_t
*);
1646 gfc_array_ref
*gfc_find_array_ref (gfc_expr
*);
1647 void gfc_insert_constructor (gfc_expr
*, gfc_constructor
*);
1648 gfc_constructor
*gfc_get_constructor (void);
1649 tree
gfc_conv_array_initializer (tree type
, gfc_expr
* expr
);
1650 try spec_size (gfc_array_spec
*, mpz_t
*);
1651 int gfc_is_compile_time_shape (gfc_array_spec
*);
1653 /* interface.c -- FIXME: some of these should be in symbol.c */
1654 void gfc_free_interface (gfc_interface
*);
1655 int gfc_compare_types (gfc_typespec
*, gfc_typespec
*);
1656 void gfc_check_interfaces (gfc_namespace
*);
1657 void gfc_procedure_use (gfc_symbol
*, gfc_actual_arglist
**, locus
*);
1658 gfc_symbol
*gfc_search_interface (gfc_interface
*, int,
1659 gfc_actual_arglist
**);
1660 try gfc_extend_expr (gfc_expr
*);
1661 void gfc_free_formal_arglist (gfc_formal_arglist
*);
1662 try gfc_extend_assign (gfc_code
*, gfc_namespace
*);
1663 try gfc_add_interface (gfc_symbol
* sym
);
1666 extern gfc_st_label format_asterisk
;
1668 void gfc_free_open (gfc_open
*);
1669 try gfc_resolve_open (gfc_open
*);
1670 void gfc_free_close (gfc_close
*);
1671 try gfc_resolve_close (gfc_close
*);
1672 void gfc_free_filepos (gfc_filepos
*);
1673 try gfc_resolve_filepos (gfc_filepos
*);
1674 void gfc_free_inquire (gfc_inquire
*);
1675 try gfc_resolve_inquire (gfc_inquire
*);
1676 void gfc_free_dt (gfc_dt
*);
1677 try gfc_resolve_dt (gfc_dt
*);
1680 void gfc_module_init_2 (void);
1681 void gfc_module_done_2 (void);
1682 void gfc_dump_module (const char *, int);
1685 symbol_attribute
gfc_variable_attr (gfc_expr
*, gfc_typespec
*);
1686 symbol_attribute
gfc_expr_attr (gfc_expr
*);
1689 void gfc_generate_code (gfc_namespace
*);
1690 void gfc_generate_module_code (gfc_namespace
*);
1693 typedef int (*compare_fn
) (void *, void *);
1694 void gfc_insert_bbt (void *, void *, compare_fn
);
1695 void gfc_delete_bbt (void *, void *, compare_fn
);
1697 /* dump-parse-tree.c */
1698 void gfc_show_namespace (gfc_namespace
*);
1701 try gfc_parse_file (void);
1703 #endif /* GCC_GFORTRAN_H */