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_UNKNOWN
= 0, ACCESS_PUBLIC
, ACCESS_PRIVATE
,
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
,
360 GFC_ISYM_SET_EXPONENT
,
382 typedef enum gfc_generic_isym_id gfc_generic_isym_id
;
384 /************************* Structures *****************************/
386 /* Symbol attribute structure. */
389 /* Variable attributes. */
390 unsigned allocatable
:1, dimension
:1, external
:1, intrinsic
:1,
391 optional
:1, pointer
:1, save
:1, target
:1,
392 dummy
:1, result
:1, assign
:1;
394 unsigned data
:1, /* Symbol is named in a DATA statement. */
395 use_assoc
:1; /* Symbol has been use-associated. */
397 unsigned in_namelist
:1, in_common
:1;
398 unsigned function
:1, subroutine
:1, generic
:1;
399 unsigned implicit_type
:1; /* Type defined via implicit rules */
401 /* Function/subroutine attributes */
402 unsigned sequence
:1, elemental
:1, pure
:1, recursive
:1;
403 unsigned unmaskable
:1, masked
:1, contained
:1;
405 /* Set if this procedure is an alternate entry point. These procedures
406 don't have any code associated, and the backend will turn them into
407 thunks to the master function. */
409 /* Set if this is the master function for a procedure with multiple
411 unsigned entry_master
:1;
413 /* Set if a function must always be referenced by an explicit interface. */
414 unsigned always_explicit
:1;
416 /* Set if the symbol has been referenced in an expression. No further
417 modification of type or type parameters is permitted. */
418 unsigned referenced
:1;
420 /* Mutually exclusive multibit attributes. */
426 procedure_type proc
:3;
432 /* The following three structures are used to identify a location in
435 gfc_file is used to maintain a tree of the source files and how
436 they include each other
438 gfc_linebuf holds a single line of source code and information
439 which file it resides in
441 locus point to the sourceline and the character in the source
445 typedef struct gfc_file
447 struct gfc_file
*included_by
, *next
, *up
;
448 int inclusion_line
, line
;
452 typedef struct gfc_linebuf
455 struct gfc_file
*file
;
456 struct gfc_linebuf
*next
;
470 # include <sys/param.h>
471 # define PATH_MAX MAXPATHLEN
475 extern int gfc_suppress_error
;
478 /* Character length structures hold the expression that gives the
479 length of a character variable. We avoid putting these into
480 gfc_typespec because doing so prevents us from doing structure
481 copies and forces us to deallocate any typespecs we create, as well
482 as structures that contain typespecs. They also can have multiple
483 character typespecs pointing to them.
485 These structures form a singly linked list within the current
486 namespace and are deallocated with the namespace. It is possible to
487 end up with gfc_charlen structures that have nothing pointing to them. */
489 typedef struct gfc_charlen
491 struct gfc_expr
*length
;
492 struct gfc_charlen
*next
;
497 #define gfc_get_charlen() gfc_getmem(sizeof(gfc_charlen))
499 /* Type specification structure. FIXME: derived and cl could be union??? */
504 struct gfc_symbol
*derived
;
505 gfc_charlen
*cl
; /* For character types only. */
509 /* Array specification. */
512 int rank
; /* A rank of zero means that a variable is a scalar. */
514 struct gfc_expr
*lower
[GFC_MAX_DIMENSIONS
], *upper
[GFC_MAX_DIMENSIONS
];
518 #define gfc_get_array_spec() gfc_getmem(sizeof(gfc_array_spec))
521 /* Components of derived types. */
522 typedef struct gfc_component
524 char name
[GFC_MAX_SYMBOL_LEN
+ 1];
527 int pointer
, dimension
;
532 struct gfc_expr
*initializer
;
533 struct gfc_component
*next
;
537 #define gfc_get_component() gfc_getmem(sizeof(gfc_component))
539 /* Formal argument lists are lists of symbols. */
540 typedef struct gfc_formal_arglist
542 /* Symbol representing the argument at this position in the arglist. */
543 struct gfc_symbol
*sym
;
544 /* Points to the next formal argument. */
545 struct gfc_formal_arglist
*next
;
549 #define gfc_get_formal_arglist() gfc_getmem(sizeof(gfc_formal_arglist))
552 /* The gfc_actual_arglist structure is for actual arguments. */
553 typedef struct gfc_actual_arglist
555 char name
[GFC_MAX_SYMBOL_LEN
+ 1];
556 /* Alternate return label when the expr member is null. */
557 struct gfc_st_label
*label
;
559 /* This is set to the type of an eventual omitted optional
560 argument. This is used to determine if a hidden string length
561 argument has to be added to a function call. */
564 struct gfc_expr
*expr
;
565 struct gfc_actual_arglist
*next
;
569 #define gfc_get_actual_arglist() gfc_getmem(sizeof(gfc_actual_arglist))
572 /* Because a symbol can belong to multiple namelists, they must be
573 linked externally to the symbol itself. */
574 typedef struct gfc_namelist
576 struct gfc_symbol
*sym
;
577 struct gfc_namelist
*next
;
581 #define gfc_get_namelist() gfc_getmem(sizeof(gfc_namelist))
584 /* The gfc_st_label structure is a doubly linked list attached to a
585 namespace that records the usage of statement labels within that
587 /* TODO: Make format/statement specifics a union. */
588 typedef struct gfc_st_label
592 gfc_sl_type defined
, referenced
;
594 struct gfc_expr
*format
;
600 struct gfc_st_label
*prev
, *next
;
605 /* gfc_interface()-- Interfaces are lists of symbols strung together. */
606 typedef struct gfc_interface
608 struct gfc_symbol
*sym
;
610 struct gfc_interface
*next
;
614 #define gfc_get_interface() gfc_getmem(sizeof(gfc_interface))
617 /* User operator nodes. These are like stripped down symbols. */
620 char name
[GFC_MAX_SYMBOL_LEN
+ 1];
622 gfc_interface
*operator;
623 struct gfc_namespace
*ns
;
628 /* Symbol nodes. These are important things. They are what the
629 standard refers to as "entities". The possibly multiple names that
630 refer to the same entity are accomplished by a binary tree of
631 symtree structures that is balanced by the red-black method-- more
632 than one symtree node can point to any given symbol. */
634 typedef struct gfc_symbol
636 char name
[GFC_MAX_SYMBOL_LEN
+ 1]; /* Primary name, before renaming */
637 char module
[GFC_MAX_SYMBOL_LEN
+ 1]; /* Module this symbol came from */
641 symbol_attribute attr
;
643 /* The interface member points to the formal argument list if the
644 symbol is a function or subroutine name. If the symbol is a
645 generic name, the generic member points to the list of
648 gfc_interface
*generic
;
649 gfc_access component_access
;
651 gfc_formal_arglist
*formal
;
652 struct gfc_namespace
*formal_ns
;
654 struct gfc_expr
*value
; /* Parameter/Initializer value */
656 struct gfc_symbol
*result
; /* function result symbol */
657 gfc_component
*components
; /* Derived type components */
659 struct gfc_symbol
*common_next
; /* Links for COMMON syms */
660 /* Make sure setup code for dummy arguments is generated in the correct
664 gfc_namelist
*namelist
, *namelist_tail
;
666 /* Change management fields. Symbols that might be modified by the
667 current statement have the mark member nonzero and are kept in a
668 singly linked list through the tlink field. Of these symbols,
669 symbols with old_symbol equal to NULL are symbols created within
670 the current statement. Otherwise, old_symbol points to a copy of
673 struct gfc_symbol
*old_symbol
, *tlink
;
674 unsigned mark
:1, new:1;
675 /* Nonzero if all equivalences associated with this symbol have been
677 unsigned equiv_built
:1;
679 struct gfc_namespace
*ns
; /* namespace containing this symbol */
686 /* This structure is used to keep track of symbols in common blocks. */
691 int use_assoc
, saved
;
692 char name
[GFC_MAX_SYMBOL_LEN
+ 1];
697 #define gfc_get_common_head() gfc_getmem(sizeof(gfc_common_head))
700 /* A list of all the alternate entry points for a procedure. */
702 typedef struct gfc_entry_list
704 /* The symbol for this entry point. */
706 /* The zero-based id of this entry point. */
708 /* The LABEL_EXPR marking this entry point. */
710 /* The nest item in the list. */
711 struct gfc_entry_list
*next
;
715 #define gfc_get_entry_list() \
716 (gfc_entry_list *) gfc_getmem(sizeof(gfc_entry_list))
718 /* Within a namespace, symbols are pointed to by symtree nodes that
719 are linked together in a balanced binary tree. There can be
720 several symtrees pointing to the same symbol node via USE
723 #define BBT_HEADER(self) int priority; struct self *left, *right
725 typedef struct gfc_symtree
727 BBT_HEADER (gfc_symtree
);
728 char name
[GFC_MAX_SYMBOL_LEN
+ 1];
732 gfc_symbol
*sym
; /* Symbol associated with this node */
734 gfc_common_head
*common
;
742 /* A namespace describes the contents of procedure, module or
744 /* ??? Anything else use these? */
746 typedef struct gfc_namespace
748 /* Tree containing all the symbols in this namespace. */
749 gfc_symtree
*sym_root
;
750 /* Tree containing all the user-defined operators in the namespace. */
751 gfc_symtree
*uop_root
;
752 /* Tree containing all the common blocks. */
753 gfc_symtree
*common_root
;
755 /* If set_flag[letter] is set, an implicit type has been set for letter. */
756 int set_flag
[GFC_LETTERS
];
757 /* Keeps track of the implicit types associated with the letters. */
758 gfc_typespec default_type
[GFC_LETTERS
];
760 /* If this is a namespace of a procedure, this points to the procedure. */
761 struct gfc_symbol
*proc_name
;
762 /* If this is the namespace of a unit which contains executable
763 code, this points to it. */
764 struct gfc_code
*code
;
766 /* Points to the equivalences set up in this namespace. */
767 struct gfc_equiv
*equiv
;
768 gfc_interface
*operator[GFC_INTRINSIC_OPS
];
770 /* Points to the parent namespace, i.e. the namespace of a module or
771 procedure in which the procedure belonging to this namespace is
772 contained. The parent namespace points to this namespace either
773 directly via CONTAINED, or indirectly via the chain built by
775 struct gfc_namespace
*parent
;
776 /* CONTAINED points to the first contained namespace. Sibling
777 namespaces are chained via SIBLING. */
778 struct gfc_namespace
*contained
, *sibling
;
780 gfc_common_head blank_common
;
781 gfc_access default_access
, operator_access
[GFC_INTRINSIC_OPS
];
783 gfc_st_label
*st_labels
;
784 struct gfc_data
*data
;
786 gfc_charlen
*cl_list
;
788 int save_all
, seen_save
;
790 /* Normally we don't need to refcount namespaces. However when we read
791 a module containing a function with multiple entry points, this
792 will appear as several functions with the same formal namespace. */
795 /* A list of all alternate entry points to this procedure (or NULL). */
796 gfc_entry_list
*entries
;
800 extern gfc_namespace
*gfc_current_ns
;
802 /* Global symbols are symbols of global scope. Currently we only use
803 this to detect collisions already when parsing.
804 TODO: Extend to verify procedure calls. */
806 typedef struct gfc_gsymbol
808 BBT_HEADER(gfc_gsymbol
);
810 char name
[GFC_MAX_SYMBOL_LEN
+1];
811 enum { GSYM_UNKNOWN
=1, GSYM_PROGRAM
, GSYM_FUNCTION
, GSYM_SUBROUTINE
,
812 GSYM_MODULE
, GSYM_COMMON
, GSYM_BLOCK_DATA
} type
;
819 extern gfc_gsymbol
*gfc_gsym_root
;
821 /* Information on interfaces being built. */
832 extern gfc_interface_info current_interface
;
835 /* Array reference. */
836 typedef struct gfc_array_ref
839 int dimen
; /* # of components in the reference */
843 locus c_where
[GFC_MAX_DIMENSIONS
]; /* All expressions can be NULL */
844 struct gfc_expr
*start
[GFC_MAX_DIMENSIONS
], *end
[GFC_MAX_DIMENSIONS
],
845 *stride
[GFC_MAX_DIMENSIONS
];
848 { DIMEN_ELEMENT
= 1, DIMEN_RANGE
, DIMEN_VECTOR
, DIMEN_UNKNOWN
}
849 dimen_type
[GFC_MAX_DIMENSIONS
];
851 struct gfc_expr
*offset
;
855 #define gfc_get_array_ref() gfc_getmem(sizeof(gfc_array_ref))
858 /* Component reference nodes. A variable is stored as an expression
859 node that points to the base symbol. After that, a singly linked
860 list of component reference nodes gives the variable's complete
861 resolution. The array_ref component may be present and comes
862 before the component component. */
865 { REF_ARRAY
, REF_COMPONENT
, REF_SUBSTRING
}
868 typedef struct gfc_ref
874 struct gfc_array_ref ar
;
878 gfc_component
*component
;
885 struct gfc_expr
*start
, *end
; /* Substring */
893 struct gfc_ref
*next
;
897 #define gfc_get_ref() gfc_getmem(sizeof(gfc_ref))
900 /* Structures representing intrinsic symbols and their arguments lists. */
901 typedef struct gfc_intrinsic_arg
903 char name
[GFC_MAX_SYMBOL_LEN
+ 1];
907 gfc_actual_arglist
*actual
;
909 struct gfc_intrinsic_arg
*next
;
915 /* Specifies the various kinds of check functions used to verify the
916 argument lists of intrinsic functions. fX with X an integer refer
917 to check functions of intrinsics with X arguments. f1m is used for
918 the MAX and MIN intrinsics which can have an arbitrary number of
919 arguments, f3ml is used for the MINLOC and MAXLOC intrinsics as
920 these have special semantics. */
925 try (*f1
)(struct gfc_expr
*);
926 try (*f1m
)(gfc_actual_arglist
*);
927 try (*f2
)(struct gfc_expr
*, struct gfc_expr
*);
928 try (*f3
)(struct gfc_expr
*, struct gfc_expr
*, struct gfc_expr
*);
929 try (*f3ml
)(gfc_actual_arglist
*);
930 try (*f3red
)(gfc_actual_arglist
*);
931 try (*f4
)(struct gfc_expr
*, struct gfc_expr
*, struct gfc_expr
*,
933 try (*f5
)(struct gfc_expr
*, struct gfc_expr
*, struct gfc_expr
*,
934 struct gfc_expr
*, struct gfc_expr
*);
938 /* Like gfc_check_f, these specify the type of the simplification
939 function associated with an intrinsic. The fX are just like in
940 gfc_check_f. cc is used for type conversion functions. */
944 struct gfc_expr
*(*f0
)(void);
945 struct gfc_expr
*(*f1
)(struct gfc_expr
*);
946 struct gfc_expr
*(*f2
)(struct gfc_expr
*, struct gfc_expr
*);
947 struct gfc_expr
*(*f3
)(struct gfc_expr
*, struct gfc_expr
*,
949 struct gfc_expr
*(*f4
)(struct gfc_expr
*, struct gfc_expr
*,
950 struct gfc_expr
*, struct gfc_expr
*);
951 struct gfc_expr
*(*f5
)(struct gfc_expr
*, struct gfc_expr
*,
952 struct gfc_expr
*, struct gfc_expr
*,
954 struct gfc_expr
*(*cc
)(struct gfc_expr
*, bt
, int);
958 /* Again like gfc_check_f, these specify the type of the resolution
959 function associated with an intrinsic. The fX are juse like in
960 gfc_check_f. f1m is used for MIN and MAX, s1 is used for abort().
965 void (*f0
)(struct gfc_expr
*);
966 void (*f1
)(struct gfc_expr
*, struct gfc_expr
*);
967 void (*f1m
)(struct gfc_expr
*, struct gfc_actual_arglist
*);
968 void (*f2
)(struct gfc_expr
*, struct gfc_expr
*, struct gfc_expr
*);
969 void (*f3
)(struct gfc_expr
*, struct gfc_expr
*, struct gfc_expr
*,
971 void (*f4
)(struct gfc_expr
*, struct gfc_expr
*, struct gfc_expr
*,
972 struct gfc_expr
*, struct gfc_expr
*);
973 void (*f5
)(struct gfc_expr
*, struct gfc_expr
*, struct gfc_expr
*,
974 struct gfc_expr
*, struct gfc_expr
*, struct gfc_expr
*);
975 void (*s1
)(struct gfc_code
*);
980 typedef struct gfc_intrinsic_sym
982 char name
[GFC_MAX_SYMBOL_LEN
+ 1], lib_name
[GFC_MAX_SYMBOL_LEN
+ 1];
983 gfc_intrinsic_arg
*formal
;
985 int elemental
, pure
, generic
, specific
, actual_ok
;
987 gfc_simplify_f simplify
;
989 gfc_resolve_f resolve
;
990 struct gfc_intrinsic_sym
*specific_head
, *next
;
991 gfc_generic_isym_id generic_id
;
997 /* Expression nodes. The expression node types deserve explanations,
998 since the last couple can be easily misconstrued:
1000 EXPR_OP Operator node pointing to one or two other nodes
1001 EXPR_FUNCTION Function call, symbol points to function's name
1002 EXPR_CONSTANT A scalar constant: Logical, String, Real, Int or Complex
1003 EXPR_VARIABLE An Lvalue with a root symbol and possible reference list
1004 which expresses structure, array and substring refs.
1005 EXPR_NULL The NULL pointer value (which also has a basic type).
1006 EXPR_SUBSTRING A substring of a constant string
1007 EXPR_STRUCTURE A structure constructor
1008 EXPR_ARRAY An array constructor. */
1012 #define GFC_RND_MODE GMP_RNDN
1014 typedef struct gfc_expr
1018 gfc_typespec ts
; /* These two refer to the overall expression */
1021 mpz_t
*shape
; /* Can be NULL if shape is unknown at compile time */
1023 gfc_intrinsic_op
operator;
1025 /* Nonnull for functions and structure constructors */
1026 gfc_symtree
*symtree
;
1031 struct gfc_expr
*op1
, *op2
;
1049 gfc_actual_arglist
*actual
;
1050 char *name
; /* Points to the ultimate name of the function */
1051 gfc_intrinsic_sym
*isym
;
1063 struct gfc_constructor
*constructor
;
1071 #define gfc_get_shape(rank) ((mpz_t *) gfc_getmem((rank)*sizeof(mpz_t)))
1073 /* Structures for information associated with different kinds of
1074 numbers. The first set of integer parameters define all there is
1075 to know about a particular kind. The rest of the elements are
1076 computed from the first elements. */
1080 int kind
, radix
, digits
, bit_size
;
1085 mpz_t min_int
, max_int
; /* Values really representable by the target */
1089 extern gfc_integer_info gfc_integer_kinds
[];
1099 extern gfc_logical_info gfc_logical_kinds
[];
1104 int kind
, radix
, digits
, min_exponent
, max_exponent
;
1106 int range
, precision
;
1107 mpfr_t epsilon
, huge
, tiny
;
1111 extern gfc_real_info gfc_real_kinds
[];
1114 /* Equivalence structures. Equivalent lvalues are linked along the
1115 *eq pointer, equivalence sets are strung along the *next node. */
1116 typedef struct gfc_equiv
1118 struct gfc_equiv
*next
, *eq
;
1124 #define gfc_get_equiv() gfc_getmem(sizeof(gfc_equiv))
1127 /* gfc_case stores the selector list of a case statement. The *low
1128 and *high pointers can point to the same expression in the case of
1129 a single value. If *high is NULL, the selection is from *low
1130 upwards, if *low is NULL the selection is *high downwards.
1132 This structure has separate fields to allow singe and double linked
1133 lists of CASEs the same time. The singe linked list along the NEXT
1134 field is a list of cases for a single CASE label. The double linked
1135 list along the LEFT/RIGHT fields is used to detect overlap and to
1136 build a table of the cases for SELECT constructs with a CHARACTER
1139 typedef struct gfc_case
1141 /* Where we saw this case. */
1145 /* Case range values. If (low == high), it's a single value. If one of
1146 the labels is NULL, it's an unbounded case. If both are NULL, this
1147 represents the default case. */
1148 gfc_expr
*low
, *high
;
1150 /* Next case label in the list of cases for a single CASE label. */
1151 struct gfc_case
*next
;
1153 /* Used for detecting overlap, and for code generation. */
1154 struct gfc_case
*left
, *right
;
1156 /* True if this case label can never be matched. */
1161 #define gfc_get_case() gfc_getmem(sizeof(gfc_case))
1166 gfc_expr
*var
, *start
, *end
, *step
;
1170 #define gfc_get_iterator() gfc_getmem(sizeof(gfc_iterator))
1173 /* Allocation structure for ALLOCATE, DEALLOCATE and NULLIFY statements. */
1175 typedef struct gfc_alloc
1178 struct gfc_alloc
*next
;
1182 #define gfc_get_alloc() gfc_getmem(sizeof(gfc_alloc))
1187 gfc_expr
*unit
, *file
, *status
, *access
, *form
, *recl
,
1188 *blank
, *position
, *action
, *delim
, *pad
, *iostat
;
1196 gfc_expr
*unit
, *status
, *iostat
;
1204 gfc_expr
*unit
, *iostat
;
1212 gfc_expr
*unit
, *file
, *iostat
, *exist
, *opened
, *number
, *named
,
1213 *name
, *access
, *sequential
, *direct
, *form
, *formatted
,
1214 *unformatted
, *recl
, *nextrec
, *blank
, *position
, *action
, *read
,
1215 *write
, *readwrite
, *delim
, *pad
, *iolength
;
1225 gfc_expr
*io_unit
, *format_expr
, *rec
, *advance
, *iostat
, *size
;
1227 gfc_symbol
*namelist
;
1228 /* A format_label of `format_asterisk' indicates the "*" format */
1229 gfc_st_label
*format_label
;
1230 gfc_st_label
*err
, *end
, *eor
;
1232 locus eor_where
, end_where
;
1237 typedef struct gfc_forall_iterator
1239 gfc_expr
*var
, *start
, *end
, *stride
;
1240 struct gfc_forall_iterator
*next
;
1242 gfc_forall_iterator
;
1245 /* Executable statements that fill gfc_code structures. */
1248 EXEC_NOP
= 1, EXEC_ASSIGN
, EXEC_LABEL_ASSIGN
, EXEC_POINTER_ASSIGN
,
1249 EXEC_GOTO
, EXEC_CALL
, EXEC_RETURN
, EXEC_ENTRY
,
1250 EXEC_PAUSE
, EXEC_STOP
, EXEC_CONTINUE
,
1251 EXEC_IF
, EXEC_ARITHMETIC_IF
, EXEC_DO
, EXEC_DO_WHILE
, EXEC_SELECT
,
1252 EXEC_FORALL
, EXEC_WHERE
, EXEC_CYCLE
, EXEC_EXIT
,
1253 EXEC_ALLOCATE
, EXEC_DEALLOCATE
,
1254 EXEC_OPEN
, EXEC_CLOSE
,
1255 EXEC_READ
, EXEC_WRITE
, EXEC_IOLENGTH
, EXEC_TRANSFER
, EXEC_DT_END
,
1256 EXEC_BACKSPACE
, EXEC_ENDFILE
, EXEC_INQUIRE
, EXEC_REWIND
1260 typedef struct gfc_code
1264 struct gfc_code
*block
, *next
;
1267 gfc_st_label
*here
, *label
, *label2
, *label3
;
1268 gfc_symtree
*symtree
;
1269 gfc_expr
*expr
, *expr2
;
1270 /* A name isn't sufficient to identify a subroutine, we need the actual
1271 symbol for the interface definition.
1272 const char *sub_name; */
1273 gfc_symbol
*resolved_sym
;
1277 gfc_actual_arglist
*actual
;
1278 gfc_case
*case_list
;
1279 gfc_iterator
*iterator
;
1280 gfc_alloc
*alloc_list
;
1283 gfc_filepos
*filepos
;
1284 gfc_inquire
*inquire
;
1286 gfc_forall_iterator
*forall_iterator
;
1287 struct gfc_code
*whichloop
;
1289 gfc_entry_list
*entry
;
1291 ext
; /* Points to additional structures required by statement */
1293 /* Backend_decl is used for cycle and break labels in do loops, and
1294 * probably for other constructs as well, once we translate them. */
1300 /* Storage for DATA statements. */
1301 typedef struct gfc_data_variable
1305 struct gfc_data_variable
*list
, *next
;
1310 typedef struct gfc_data_value
1312 unsigned int repeat
;
1314 struct gfc_data_value
*next
;
1319 typedef struct gfc_data
1321 gfc_data_variable
*var
;
1322 gfc_data_value
*value
;
1325 struct gfc_data
*next
;
1329 #define gfc_get_data_variable() gfc_getmem(sizeof(gfc_data_variable))
1330 #define gfc_get_data_value() gfc_getmem(sizeof(gfc_data_value))
1331 #define gfc_get_data() gfc_getmem(sizeof(gfc_data))
1334 /* Structure for holding compile options */
1339 gfc_source_form source_form
;
1340 int fixed_line_length
;
1341 int max_identifier_length
;
1345 int warn_conversion
;
1346 int warn_implicit_interface
;
1347 int warn_line_truncation
;
1349 int warn_surprising
;
1350 int warn_unused_labels
;
1353 int flag_underscoring
;
1354 int flag_second_underscore
;
1355 int flag_implicit_none
;
1356 int flag_max_stack_var_size
;
1357 int flag_module_access_private
;
1358 int flag_no_backend
;
1359 int flag_pack_derived
;
1360 int flag_repack_arrays
;
1371 extern gfc_option_t gfc_option
;
1374 /* Constructor nodes for array and structure constructors. */
1375 typedef struct gfc_constructor
1378 gfc_iterator
*iterator
;
1380 struct gfc_constructor
*next
;
1383 mpz_t offset
; /* Record the offset of array element which appears in
1384 data statement like "data a(5)/4/". */
1385 gfc_component
*component
; /* Record the component being initialized. */
1388 mpz_t repeat
; /* Record the repeat number of initial values in data
1389 statement like "data a/5*10/". */
1394 typedef struct iterator_stack
1396 gfc_symtree
*variable
;
1398 struct iterator_stack
*prev
;
1401 extern iterator_stack
*iter_stack
;
1403 /************************ Function prototypes *************************/
1406 void gfc_formalize_init_value (gfc_symbol
*);
1407 void gfc_get_section_index (gfc_array_ref
*, mpz_t
*, mpz_t
*);
1408 void gfc_assign_data_value (gfc_expr
*, gfc_expr
*, mpz_t
);
1409 void gfc_assign_data_value_range (gfc_expr
*, gfc_expr
*, mpz_t
, mpz_t
);
1410 void gfc_advance_section (mpz_t
*, gfc_array_ref
*, mpz_t
*);
1413 void gfc_scanner_done_1 (void);
1414 void gfc_scanner_init_1 (void);
1416 void gfc_add_include_path (const char *);
1417 void gfc_release_include_path (void);
1418 FILE *gfc_open_included_file (const char *);
1420 int gfc_at_end (void);
1421 int gfc_at_eof (void);
1422 int gfc_at_bol (void);
1423 int gfc_at_eol (void);
1424 void gfc_advance_line (void);
1425 int gfc_check_include (void);
1427 void gfc_skip_comments (void);
1428 int gfc_next_char_literal (int);
1429 int gfc_next_char (void);
1430 int gfc_peek_char (void);
1431 void gfc_error_recovery (void);
1432 void gfc_gobble_whitespace (void);
1433 try gfc_new_file (const char *, gfc_source_form
);
1435 extern gfc_source_form gfc_current_form
;
1436 extern char *gfc_source_file
;
1437 extern locus gfc_current_locus
;
1440 void *gfc_getmem (size_t) ATTRIBUTE_MALLOC
;
1441 void gfc_free (void *);
1442 int gfc_terminal_width(void);
1443 void gfc_clear_ts (gfc_typespec
*);
1444 FILE *gfc_open_file (const char *);
1445 const char *gfc_article (const char *);
1446 const char *gfc_basic_typename (bt
);
1447 const char *gfc_typename (gfc_typespec
*);
1449 #define gfc_op2string(OP) (OP == INTRINSIC_ASSIGN ? \
1450 "=" : gfc_code2string (intrinsic_operators, OP))
1452 const char *gfc_code2string (const mstring
*, int);
1453 int gfc_string2code (const mstring
*, const char *);
1454 const char *gfc_intent_string (sym_intent
);
1456 void gfc_init_1 (void);
1457 void gfc_init_2 (void);
1458 void gfc_done_1 (void);
1459 void gfc_done_2 (void);
1462 unsigned int gfc_init_options (unsigned int, const char **);
1463 int gfc_handle_option (size_t, const char *, int);
1464 bool gfc_post_options (const char **);
1467 char * gfc_get_string (const char *, ...) ATTRIBUTE_PRINTF_1
;
1468 void gfc_iresolve_init_1 (void);
1469 void gfc_iresolve_done_1 (void);
1473 typedef struct gfc_error_buf
1476 char message
[MAX_ERROR_MESSAGE
];
1479 void gfc_error_init_1 (void);
1480 void gfc_buffer_error (int);
1482 void gfc_warning (const char *, ...);
1483 void gfc_warning_now (const char *, ...);
1484 void gfc_clear_warning (void);
1485 void gfc_warning_check (void);
1487 void gfc_error (const char *, ...);
1488 void gfc_error_now (const char *, ...);
1489 void gfc_fatal_error (const char *, ...) ATTRIBUTE_NORETURN
;
1490 void gfc_internal_error (const char *, ...) ATTRIBUTE_NORETURN
;
1491 void gfc_clear_error (void);
1492 int gfc_error_check (void);
1494 try gfc_notify_std (int, const char *, ...);
1496 /* A general purpose syntax error. */
1497 #define gfc_syntax_error(ST) \
1498 gfc_error ("Syntax error in %s statement at %C", gfc_ascii_statement (ST));
1500 void gfc_push_error (gfc_error_buf
*);
1501 void gfc_pop_error (gfc_error_buf
*);
1503 void gfc_status (const char *, ...) ATTRIBUTE_PRINTF_1
;
1504 void gfc_status_char (char);
1506 void gfc_get_errors (int *, int *);
1509 void gfc_arith_init_1 (void);
1510 void gfc_arith_done_1 (void);
1513 int gfc_validate_kind (bt
, int, bool);
1514 extern int gfc_index_integer_kind
;
1515 extern int gfc_default_integer_kind
;
1516 extern int gfc_default_real_kind
;
1517 extern int gfc_default_double_kind
;
1518 extern int gfc_default_character_kind
;
1519 extern int gfc_default_logical_kind
;
1520 extern int gfc_default_complex_kind
;
1523 void gfc_clear_new_implicit (void);
1524 try gfc_add_new_implicit_range (int, int);
1525 try gfc_merge_new_implicit (gfc_typespec
*);
1526 void gfc_set_implicit_none (void);
1528 gfc_typespec
*gfc_get_default_type (gfc_symbol
*, gfc_namespace
*);
1529 try gfc_set_default_type (gfc_symbol
*, int, gfc_namespace
*);
1531 void gfc_set_component_attr (gfc_component
*, symbol_attribute
*);
1532 void gfc_get_component_attr (symbol_attribute
*, gfc_component
*);
1534 void gfc_set_sym_referenced (gfc_symbol
* sym
);
1536 try gfc_add_allocatable (symbol_attribute
*, locus
*);
1537 try gfc_add_dimension (symbol_attribute
*, locus
*);
1538 try gfc_add_external (symbol_attribute
*, locus
*);
1539 try gfc_add_intrinsic (symbol_attribute
*, locus
*);
1540 try gfc_add_optional (symbol_attribute
*, locus
*);
1541 try gfc_add_pointer (symbol_attribute
*, locus
*);
1542 try gfc_add_result (symbol_attribute
*, locus
*);
1543 try gfc_add_save (symbol_attribute
*, locus
*);
1544 try gfc_add_saved_common (symbol_attribute
*, locus
*);
1545 try gfc_add_target (symbol_attribute
*, locus
*);
1546 try gfc_add_dummy (symbol_attribute
*, locus
*);
1547 try gfc_add_generic (symbol_attribute
*, locus
*);
1548 try gfc_add_common (symbol_attribute
*, locus
*);
1549 try gfc_add_in_common (symbol_attribute
*, locus
*);
1550 try gfc_add_data (symbol_attribute
*, locus
*);
1551 try gfc_add_in_namelist (symbol_attribute
*, locus
*);
1552 try gfc_add_sequence (symbol_attribute
*, locus
*);
1553 try gfc_add_elemental (symbol_attribute
*, locus
*);
1554 try gfc_add_pure (symbol_attribute
*, locus
*);
1555 try gfc_add_recursive (symbol_attribute
*, locus
*);
1556 try gfc_add_function (symbol_attribute
*, locus
*);
1557 try gfc_add_subroutine (symbol_attribute
*, locus
*);
1559 try gfc_add_access (symbol_attribute
*, gfc_access
, locus
*);
1560 try gfc_add_flavor (symbol_attribute
*, sym_flavor
, locus
*);
1561 try gfc_add_entry (symbol_attribute
*, locus
*);
1562 try gfc_add_procedure (symbol_attribute
*, procedure_type
, locus
*);
1563 try gfc_add_intent (symbol_attribute
*, sym_intent
, locus
*);
1564 try gfc_add_explicit_interface (gfc_symbol
*, ifsrc
,
1565 gfc_formal_arglist
*, locus
*);
1566 try gfc_add_type (gfc_symbol
*, gfc_typespec
*, locus
*);
1568 void gfc_clear_attr (symbol_attribute
*);
1569 try gfc_missing_attr (symbol_attribute
*, locus
*);
1570 try gfc_copy_attr (symbol_attribute
*, symbol_attribute
*, locus
*);
1572 try gfc_add_component (gfc_symbol
*, const char *, gfc_component
**);
1573 gfc_symbol
*gfc_use_derived (gfc_symbol
*);
1574 gfc_symtree
*gfc_use_derived_tree (gfc_symtree
*);
1575 gfc_component
*gfc_find_component (gfc_symbol
*, const char *);
1577 gfc_st_label
*gfc_get_st_label (int);
1578 void gfc_free_st_label (gfc_st_label
*);
1579 void gfc_define_st_label (gfc_st_label
*, gfc_sl_type
, locus
*);
1580 try gfc_reference_st_label (gfc_st_label
*, gfc_sl_type
);
1582 gfc_namespace
*gfc_get_namespace (gfc_namespace
*);
1583 gfc_symtree
*gfc_new_symtree (gfc_symtree
**, const char *);
1584 gfc_symtree
*gfc_find_symtree (gfc_symtree
*, const char *);
1585 gfc_user_op
*gfc_get_uop (const char *);
1586 gfc_user_op
*gfc_find_uop (const char *, gfc_namespace
*);
1587 void gfc_free_symbol (gfc_symbol
*);
1588 gfc_symbol
*gfc_new_symbol (const char *, gfc_namespace
*);
1589 int gfc_find_symbol (const char *, gfc_namespace
*, int, gfc_symbol
**);
1590 int gfc_find_sym_tree (const char *, gfc_namespace
*, int, gfc_symtree
**);
1591 int gfc_get_symbol (const char *, gfc_namespace
*, gfc_symbol
**);
1592 int gfc_get_sym_tree (const char *, gfc_namespace
*, gfc_symtree
**);
1593 int gfc_get_ha_symbol (const char *, gfc_symbol
**);
1594 int gfc_get_ha_sym_tree (const char *, gfc_symtree
**);
1596 int gfc_symbols_could_alias (gfc_symbol
*, gfc_symbol
*);
1598 void gfc_undo_symbols (void);
1599 void gfc_commit_symbols (void);
1600 void gfc_free_namespace (gfc_namespace
*);
1602 void gfc_symbol_init_2 (void);
1603 void gfc_symbol_done_2 (void);
1605 void gfc_traverse_symtree (gfc_symtree
*, void (*)(gfc_symtree
*));
1606 void gfc_traverse_ns (gfc_namespace
*, void (*)(gfc_symbol
*));
1607 void gfc_traverse_user_op (gfc_namespace
*, void (*)(gfc_user_op
*));
1608 void gfc_save_all (gfc_namespace
*);
1610 void gfc_symbol_state (void);
1612 gfc_gsymbol
*gfc_get_gsymbol (char *);
1613 gfc_gsymbol
*gfc_find_gsymbol (gfc_gsymbol
*, char *);
1616 extern int gfc_init_expr
;
1618 /* Given a symbol that we have decided is intrinsic, mark it as such
1619 by placing it into a special module that is otherwise impossible to
1622 #define gfc_intrinsic_symbol(SYM) strcpy (SYM->module, "(intrinsic)")
1624 void gfc_intrinsic_init_1 (void);
1625 void gfc_intrinsic_done_1 (void);
1627 char gfc_type_letter (bt
);
1628 gfc_symbol
* gfc_get_intrinsic_sub_symbol (const char *);
1629 try gfc_convert_type (gfc_expr
*, gfc_typespec
*, int);
1630 try gfc_convert_type_warn (gfc_expr
*, gfc_typespec
*, int, int);
1631 int gfc_generic_intrinsic (const char *);
1632 int gfc_specific_intrinsic (const char *);
1633 int gfc_intrinsic_name (const char *, int);
1634 gfc_intrinsic_sym
*gfc_find_function (const char *);
1636 match
gfc_intrinsic_func_interface (gfc_expr
*, int);
1637 match
gfc_intrinsic_sub_interface (gfc_code
*, int);
1640 void gfc_simplify_init_1 (void);
1642 /* match.c -- FIXME */
1643 void gfc_free_iterator (gfc_iterator
*, int);
1644 void gfc_free_forall_iterator (gfc_forall_iterator
*);
1645 void gfc_free_alloc_list (gfc_alloc
*);
1646 void gfc_free_namelist (gfc_namelist
*);
1647 void gfc_free_equiv (gfc_equiv
*);
1648 void gfc_free_data (gfc_data
*);
1649 void gfc_free_case_list (gfc_case
*);
1652 void gfc_free_actual_arglist (gfc_actual_arglist
*);
1653 gfc_actual_arglist
*gfc_copy_actual_arglist (gfc_actual_arglist
*);
1654 const char *gfc_extract_int (gfc_expr
*, int *);
1656 gfc_expr
*gfc_build_conversion (gfc_expr
*);
1657 void gfc_free_ref_list (gfc_ref
*);
1658 void gfc_type_convert_binary (gfc_expr
*);
1659 int gfc_is_constant_expr (gfc_expr
*);
1660 try gfc_simplify_expr (gfc_expr
*, int);
1662 gfc_expr
*gfc_get_expr (void);
1663 void gfc_free_expr (gfc_expr
*);
1664 void gfc_replace_expr (gfc_expr
*, gfc_expr
*);
1665 gfc_expr
*gfc_int_expr (int);
1666 gfc_expr
*gfc_logical_expr (int, locus
*);
1667 mpz_t
*gfc_copy_shape (mpz_t
*, int);
1668 mpz_t
*gfc_copy_shape_excluding (mpz_t
*, int, gfc_expr
*);
1669 gfc_expr
*gfc_copy_expr (gfc_expr
*);
1671 try gfc_specification_expr (gfc_expr
*);
1673 int gfc_numeric_ts (gfc_typespec
*);
1674 int gfc_kind_max (gfc_expr
*, gfc_expr
*);
1676 try gfc_check_conformance (const char *, gfc_expr
*, gfc_expr
*);
1677 try gfc_check_assign (gfc_expr
*, gfc_expr
*, int);
1678 try gfc_check_pointer_assign (gfc_expr
*, gfc_expr
*);
1679 try gfc_check_assign_symbol (gfc_symbol
*, gfc_expr
*);
1681 gfc_expr
*gfc_default_initializer (gfc_typespec
*);
1684 extern gfc_code new_st
;
1686 void gfc_clear_new_st (void);
1687 gfc_code
*gfc_get_code (void);
1688 gfc_code
*gfc_append_code (gfc_code
*, gfc_code
*);
1689 void gfc_free_statement (gfc_code
*);
1690 void gfc_free_statements (gfc_code
*);
1693 try gfc_resolve_expr (gfc_expr
*);
1694 void gfc_resolve (gfc_namespace
*);
1695 int gfc_impure_variable (gfc_symbol
*);
1696 int gfc_pure (gfc_symbol
*);
1697 int gfc_elemental (gfc_symbol
*);
1698 try gfc_resolve_iterator (gfc_iterator
*);
1699 try gfc_resolve_index (gfc_expr
*, int);
1702 void gfc_free_array_spec (gfc_array_spec
*);
1703 gfc_array_ref
*gfc_copy_array_ref (gfc_array_ref
*);
1705 try gfc_set_array_spec (gfc_symbol
*, gfc_array_spec
*, locus
*);
1706 gfc_array_spec
*gfc_copy_array_spec (gfc_array_spec
*);
1707 try gfc_resolve_array_spec (gfc_array_spec
*, int);
1709 int gfc_compare_array_spec (gfc_array_spec
*, gfc_array_spec
*);
1711 gfc_expr
*gfc_start_constructor (bt
, int, locus
*);
1712 void gfc_append_constructor (gfc_expr
*, gfc_expr
*);
1713 void gfc_free_constructor (gfc_constructor
*);
1714 void gfc_simplify_iterator_var (gfc_expr
*);
1715 try gfc_expand_constructor (gfc_expr
*);
1716 int gfc_constant_ac (gfc_expr
*);
1717 int gfc_expanded_ac (gfc_expr
*);
1718 try gfc_resolve_array_constructor (gfc_expr
*);
1719 try gfc_check_constructor_type (gfc_expr
*);
1720 try gfc_check_iter_variable (gfc_expr
*);
1721 try gfc_check_constructor (gfc_expr
*, try (*)(gfc_expr
*));
1722 gfc_constructor
*gfc_copy_constructor (gfc_constructor
* src
);
1723 gfc_expr
*gfc_get_array_element (gfc_expr
*, int);
1724 try gfc_array_size (gfc_expr
*, mpz_t
*);
1725 try gfc_array_dimen_size (gfc_expr
*, int, mpz_t
*);
1726 try gfc_array_ref_shape (gfc_array_ref
*, mpz_t
*);
1727 gfc_array_ref
*gfc_find_array_ref (gfc_expr
*);
1728 void gfc_insert_constructor (gfc_expr
*, gfc_constructor
*);
1729 gfc_constructor
*gfc_get_constructor (void);
1730 tree
gfc_conv_array_initializer (tree type
, gfc_expr
* expr
);
1731 try spec_size (gfc_array_spec
*, mpz_t
*);
1732 int gfc_is_compile_time_shape (gfc_array_spec
*);
1734 /* interface.c -- FIXME: some of these should be in symbol.c */
1735 void gfc_free_interface (gfc_interface
*);
1736 int gfc_compare_types (gfc_typespec
*, gfc_typespec
*);
1737 void gfc_check_interfaces (gfc_namespace
*);
1738 void gfc_procedure_use (gfc_symbol
*, gfc_actual_arglist
**, locus
*);
1739 gfc_symbol
*gfc_search_interface (gfc_interface
*, int,
1740 gfc_actual_arglist
**);
1741 try gfc_extend_expr (gfc_expr
*);
1742 void gfc_free_formal_arglist (gfc_formal_arglist
*);
1743 try gfc_extend_assign (gfc_code
*, gfc_namespace
*);
1744 try gfc_add_interface (gfc_symbol
* sym
);
1747 extern gfc_st_label format_asterisk
;
1749 void gfc_free_open (gfc_open
*);
1750 try gfc_resolve_open (gfc_open
*);
1751 void gfc_free_close (gfc_close
*);
1752 try gfc_resolve_close (gfc_close
*);
1753 void gfc_free_filepos (gfc_filepos
*);
1754 try gfc_resolve_filepos (gfc_filepos
*);
1755 void gfc_free_inquire (gfc_inquire
*);
1756 try gfc_resolve_inquire (gfc_inquire
*);
1757 void gfc_free_dt (gfc_dt
*);
1758 try gfc_resolve_dt (gfc_dt
*);
1761 void gfc_module_init_2 (void);
1762 void gfc_module_done_2 (void);
1763 void gfc_dump_module (const char *, int);
1766 symbol_attribute
gfc_variable_attr (gfc_expr
*, gfc_typespec
*);
1767 symbol_attribute
gfc_expr_attr (gfc_expr
*);
1770 void gfc_generate_code (gfc_namespace
*);
1771 void gfc_generate_module_code (gfc_namespace
*);
1774 typedef int (*compare_fn
) (void *, void *);
1775 void gfc_insert_bbt (void *, void *, compare_fn
);
1776 void gfc_delete_bbt (void *, void *, compare_fn
);
1778 /* dump-parse-tree.c */
1779 void gfc_show_namespace (gfc_namespace
*);
1782 try gfc_parse_file (void);
1784 #endif /* GCC_GFORTRAN_H */