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"
38 /* The following ifdefs are recommended by the autoconf documentation
39 for any code using alloca. */
41 /* AIX requires this to be the first thing in the file. */
43 #else /* not __GNUC__ */
46 #else /* do not HAVE_ALLOCA_H */
50 #ifndef alloca /* predefined by HP cc +Olibcalls */
52 #endif /* not predefined */
54 #endif /* do not HAVE_ALLOCA_H */
55 #endif /* not __GNUC__ */
58 #include <stdio.h> /* need FILE * here */
60 /* Major control parameters. */
62 #define GFC_MAX_SYMBOL_LEN 63
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 standard/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 /* Note that no features were obsoleted nor deleted in F2003. */
103 #define GFC_STD_F95 (1<<3) /* New in F95. */
104 #define GFC_STD_F95_DEL (1<<2) /* Deleted in F95. */
105 #define GFC_STD_F95_OBS (1<<1) /* Obsoleted in F95. */
106 #define GFC_STD_F77 (1<<0) /* Up to and including F77. */
108 /*************************** Enums *****************************/
110 /* The author remains confused to this day about the convention of
111 returning '0' for 'SUCCESS'... or was it the other way around? The
112 following enum makes things much more readable. We also start
113 values off at one instead of zero. */
116 { SUCCESS
= 1, FAILURE
}
119 /* Matchers return one of these three values. The difference between
120 MATCH_NO and MATCH_ERROR is that MATCH_ERROR means that a match was
121 successful, but that something non-syntactic is wrong and an error
122 has already been issued. */
125 { MATCH_NO
= 1, MATCH_YES
, MATCH_ERROR
}
129 { FORM_FREE
, FORM_FIXED
, FORM_UNKNOWN
}
133 { BT_UNKNOWN
= 1, BT_INTEGER
, BT_REAL
, BT_COMPLEX
,
134 BT_LOGICAL
, BT_CHARACTER
, BT_DERIVED
, BT_PROCEDURE
138 /* Expression node types. */
140 { EXPR_OP
= 1, EXPR_FUNCTION
, EXPR_CONSTANT
, EXPR_VARIABLE
,
141 EXPR_SUBSTRING
, EXPR_STRUCTURE
, EXPR_ARRAY
, EXPR_NULL
147 { AS_EXPLICIT
= 1, AS_ASSUMED_SHAPE
, AS_DEFERRED
,
148 AS_ASSUMED_SIZE
, AS_UNKNOWN
153 { AR_FULL
= 1, AR_ELEMENT
, AR_SECTION
, AR_UNKNOWN
}
156 /* Statement label types. */
158 { ST_LABEL_UNKNOWN
= 1, ST_LABEL_TARGET
,
159 ST_LABEL_BAD_TARGET
, ST_LABEL_FORMAT
163 /* Intrinsic operators. */
165 { GFC_INTRINSIC_BEGIN
= 0,
166 INTRINSIC_NONE
= -1, INTRINSIC_UPLUS
= GFC_INTRINSIC_BEGIN
,
167 INTRINSIC_UMINUS
, INTRINSIC_PLUS
, INTRINSIC_MINUS
, INTRINSIC_TIMES
,
168 INTRINSIC_DIVIDE
, INTRINSIC_POWER
, INTRINSIC_CONCAT
,
169 INTRINSIC_AND
, INTRINSIC_OR
, INTRINSIC_EQV
, INTRINSIC_NEQV
,
170 INTRINSIC_EQ
, INTRINSIC_NE
, INTRINSIC_GT
, INTRINSIC_GE
,
171 INTRINSIC_LT
, INTRINSIC_LE
, INTRINSIC_NOT
, INTRINSIC_USER
,
173 GFC_INTRINSIC_END
/* Sentinel */
178 /* Strings for all intrinsic operators. */
179 extern mstring intrinsic_operators
[];
182 /* This macro is the number of intrinsic operators that exist.
183 Assumptions are made about the numbering of the interface_op enums. */
184 #define GFC_INTRINSIC_OPS GFC_INTRINSIC_END
186 /* Arithmetic results. */
188 { ARITH_OK
= 1, ARITH_OVERFLOW
, ARITH_UNDERFLOW
, ARITH_NAN
,
189 ARITH_DIV0
, ARITH_0TO0
, ARITH_INCOMMENSURATE
, ARITH_ASYMMETRIC
196 ST_ARITHMETIC_IF
, ST_ALLOCATE
, ST_ATTR_DECL
, ST_BACKSPACE
, ST_BLOCK_DATA
,
197 ST_CALL
, ST_CASE
, ST_CLOSE
, ST_COMMON
, ST_CONTINUE
, ST_CONTAINS
, ST_CYCLE
,
198 ST_DATA
, ST_DATA_DECL
, ST_DEALLOCATE
, ST_DO
, ST_ELSE
, ST_ELSEIF
,
199 ST_ELSEWHERE
, ST_END_BLOCK_DATA
, ST_ENDDO
, ST_IMPLIED_ENDDO
,
200 ST_END_FILE
, ST_END_FORALL
, ST_END_FUNCTION
, ST_ENDIF
, ST_END_INTERFACE
,
201 ST_END_MODULE
, ST_END_PROGRAM
, ST_END_SELECT
, ST_END_SUBROUTINE
,
202 ST_END_WHERE
, ST_END_TYPE
, ST_ENTRY
, ST_EQUIVALENCE
, ST_EXIT
, ST_FORALL
,
203 ST_FORALL_BLOCK
, ST_FORMAT
, ST_FUNCTION
, ST_GOTO
, ST_IF_BLOCK
, ST_IMPLICIT
,
204 ST_IMPLICIT_NONE
, ST_INQUIRE
, ST_INTERFACE
, ST_PARAMETER
, ST_MODULE
,
205 ST_MODULE_PROC
, ST_NAMELIST
, ST_NULLIFY
, ST_OPEN
, ST_PAUSE
, ST_PRIVATE
,
206 ST_PROGRAM
, ST_PUBLIC
, ST_READ
, ST_RETURN
, ST_REWIND
, ST_STOP
,
208 ST_TYPE
, ST_USE
, ST_WHERE_BLOCK
, ST_WHERE
, ST_WRITE
, ST_ASSIGNMENT
,
209 ST_POINTER_ASSIGNMENT
, ST_SELECT_CASE
, ST_SEQUENCE
, ST_SIMPLE_IF
,
210 ST_STATEMENT_FUNCTION
, ST_DERIVED_DECL
, ST_LABEL_ASSIGNMENT
, ST_NONE
215 /* Types of interfaces that we can have. Assignment interfaces are
216 considered to be intrinsic operators. */
219 INTERFACE_NAMELESS
= 1, INTERFACE_GENERIC
,
220 INTERFACE_INTRINSIC_OP
, INTERFACE_USER_OP
224 /* Symbol flavors: these are all mutually exclusive.
225 10 elements = 4 bits. */
228 FL_UNKNOWN
= 0, FL_PROGRAM
, FL_BLOCK_DATA
, FL_MODULE
, FL_VARIABLE
,
229 FL_PARAMETER
, FL_LABEL
, FL_PROCEDURE
, FL_DERIVED
, FL_NAMELIST
233 /* Procedure types. 7 elements = 3 bits. */
235 { PROC_UNKNOWN
, PROC_MODULE
, PROC_INTERNAL
, PROC_DUMMY
,
236 PROC_INTRINSIC
, PROC_ST_FUNCTION
, PROC_EXTERNAL
242 { INTENT_UNKNOWN
= 0, INTENT_IN
, INTENT_OUT
, INTENT_INOUT
248 { ACCESS_UNKNOWN
= 0, ACCESS_PUBLIC
, ACCESS_PRIVATE
,
252 /* Flags to keep track of where an interface came from.
253 4 elements = 2 bits. */
255 { IFSRC_UNKNOWN
= 0, IFSRC_DECL
, IFSRC_IFBODY
, IFSRC_USAGE
259 /* Strings for all symbol attributes. We use these for dumping the
260 parse tree, in error messages, and also when reading and writing
261 modules. In symbol.c. */
262 extern const mstring flavors
[];
263 extern const mstring procedures
[];
264 extern const mstring intents
[];
265 extern const mstring access_types
[];
266 extern const mstring ifsrc_types
[];
268 /* Enumeration of all the generic intrinsic functions. Used by the
269 backend for identification of a function. */
271 enum gfc_generic_isym_id
273 /* GFC_ISYM_NONE is used for intrinsics which will never be seen by
274 the backend (eg. KIND). */
301 GFC_ISYM_COMMAND_ARGUMENT_COUNT
,
309 GFC_ISYM_DOT_PRODUCT
,
373 GFC_ISYM_SET_EXPONENT
,
399 typedef enum gfc_generic_isym_id gfc_generic_isym_id
;
401 /************************* Structures *****************************/
403 /* Symbol attribute structure. */
406 /* Variable attributes. */
407 unsigned allocatable
:1, dimension
:1, external
:1, intrinsic
:1,
408 optional
:1, pointer
:1, save
:1, target
:1,
409 dummy
:1, result
:1, assign
:1;
411 unsigned data
:1, /* Symbol is named in a DATA statement. */
412 use_assoc
:1; /* Symbol has been use-associated. */
414 unsigned in_namelist
:1, in_common
:1;
415 unsigned function
:1, subroutine
:1, generic
:1;
416 unsigned implicit_type
:1; /* Type defined via implicit rules */
418 /* Function/subroutine attributes */
419 unsigned sequence
:1, elemental
:1, pure
:1, recursive
:1;
420 unsigned unmaskable
:1, masked
:1, contained
:1;
422 /* Set if this procedure is an alternate entry point. These procedures
423 don't have any code associated, and the backend will turn them into
424 thunks to the master function. */
426 /* Set if this is the master function for a procedure with multiple
428 unsigned entry_master
:1;
430 /* Set if a function must always be referenced by an explicit interface. */
431 unsigned always_explicit
:1;
433 /* Set if the symbol has been referenced in an expression. No further
434 modification of type or type parameters is permitted. */
435 unsigned referenced
:1;
437 /* Mutually exclusive multibit attributes. */
443 procedure_type proc
:3;
449 /* The following three structures are used to identify a location in
452 gfc_file is used to maintain a tree of the source files and how
453 they include each other
455 gfc_linebuf holds a single line of source code and information
456 which file it resides in
458 locus point to the sourceline and the character in the source
462 typedef struct gfc_file
464 struct gfc_file
*included_by
, *next
, *up
;
465 int inclusion_line
, line
;
469 typedef struct gfc_linebuf
471 #ifdef USE_MAPPED_LOCATION
472 source_location location
;
476 struct gfc_file
*file
;
477 struct gfc_linebuf
*next
;
482 #define gfc_linebuf_header_size (offsetof (gfc_linebuf, line))
493 # include <sys/param.h>
494 # define PATH_MAX MAXPATHLEN
498 extern int gfc_suppress_error
;
501 /* Character length structures hold the expression that gives the
502 length of a character variable. We avoid putting these into
503 gfc_typespec because doing so prevents us from doing structure
504 copies and forces us to deallocate any typespecs we create, as well
505 as structures that contain typespecs. They also can have multiple
506 character typespecs pointing to them.
508 These structures form a singly linked list within the current
509 namespace and are deallocated with the namespace. It is possible to
510 end up with gfc_charlen structures that have nothing pointing to them. */
512 typedef struct gfc_charlen
514 struct gfc_expr
*length
;
515 struct gfc_charlen
*next
;
520 #define gfc_get_charlen() gfc_getmem(sizeof(gfc_charlen))
522 /* Type specification structure. FIXME: derived and cl could be union??? */
527 struct gfc_symbol
*derived
;
528 gfc_charlen
*cl
; /* For character types only. */
532 /* Array specification. */
535 int rank
; /* A rank of zero means that a variable is a scalar. */
537 struct gfc_expr
*lower
[GFC_MAX_DIMENSIONS
], *upper
[GFC_MAX_DIMENSIONS
];
541 #define gfc_get_array_spec() gfc_getmem(sizeof(gfc_array_spec))
544 /* Components of derived types. */
545 typedef struct gfc_component
547 char name
[GFC_MAX_SYMBOL_LEN
+ 1];
550 int pointer
, dimension
;
555 struct gfc_expr
*initializer
;
556 struct gfc_component
*next
;
560 #define gfc_get_component() gfc_getmem(sizeof(gfc_component))
562 /* Formal argument lists are lists of symbols. */
563 typedef struct gfc_formal_arglist
565 /* Symbol representing the argument at this position in the arglist. */
566 struct gfc_symbol
*sym
;
567 /* Points to the next formal argument. */
568 struct gfc_formal_arglist
*next
;
572 #define gfc_get_formal_arglist() gfc_getmem(sizeof(gfc_formal_arglist))
575 /* The gfc_actual_arglist structure is for actual arguments. */
576 typedef struct gfc_actual_arglist
578 char name
[GFC_MAX_SYMBOL_LEN
+ 1];
579 /* Alternate return label when the expr member is null. */
580 struct gfc_st_label
*label
;
582 /* This is set to the type of an eventual omitted optional
583 argument. This is used to determine if a hidden string length
584 argument has to be added to a function call. */
587 struct gfc_expr
*expr
;
588 struct gfc_actual_arglist
*next
;
592 #define gfc_get_actual_arglist() gfc_getmem(sizeof(gfc_actual_arglist))
595 /* Because a symbol can belong to multiple namelists, they must be
596 linked externally to the symbol itself. */
597 typedef struct gfc_namelist
599 struct gfc_symbol
*sym
;
600 struct gfc_namelist
*next
;
604 #define gfc_get_namelist() gfc_getmem(sizeof(gfc_namelist))
607 /* The gfc_st_label structure is a doubly linked list attached to a
608 namespace that records the usage of statement labels within that
610 /* TODO: Make format/statement specifics a union. */
611 typedef struct gfc_st_label
615 gfc_sl_type defined
, referenced
;
617 struct gfc_expr
*format
;
623 struct gfc_st_label
*prev
, *next
;
628 /* gfc_interface()-- Interfaces are lists of symbols strung together. */
629 typedef struct gfc_interface
631 struct gfc_symbol
*sym
;
633 struct gfc_interface
*next
;
637 #define gfc_get_interface() gfc_getmem(sizeof(gfc_interface))
640 /* User operator nodes. These are like stripped down symbols. */
643 char name
[GFC_MAX_SYMBOL_LEN
+ 1];
645 gfc_interface
*operator;
646 struct gfc_namespace
*ns
;
651 /* Symbol nodes. These are important things. They are what the
652 standard refers to as "entities". The possibly multiple names that
653 refer to the same entity are accomplished by a binary tree of
654 symtree structures that is balanced by the red-black method-- more
655 than one symtree node can point to any given symbol. */
657 typedef struct gfc_symbol
659 char name
[GFC_MAX_SYMBOL_LEN
+ 1]; /* Primary name, before renaming */
660 char module
[GFC_MAX_SYMBOL_LEN
+ 1]; /* Module this symbol came from */
664 symbol_attribute attr
;
666 /* The interface member points to the formal argument list if the
667 symbol is a function or subroutine name. If the symbol is a
668 generic name, the generic member points to the list of
671 gfc_interface
*generic
;
672 gfc_access component_access
;
674 gfc_formal_arglist
*formal
;
675 struct gfc_namespace
*formal_ns
;
677 struct gfc_expr
*value
; /* Parameter/Initializer value */
679 struct gfc_symbol
*result
; /* function result symbol */
680 gfc_component
*components
; /* Derived type components */
682 struct gfc_symbol
*common_next
; /* Links for COMMON syms */
683 /* Make sure setup code for dummy arguments is generated in the correct
687 gfc_namelist
*namelist
, *namelist_tail
;
689 /* Change management fields. Symbols that might be modified by the
690 current statement have the mark member nonzero and are kept in a
691 singly linked list through the tlink field. Of these symbols,
692 symbols with old_symbol equal to NULL are symbols created within
693 the current statement. Otherwise, old_symbol points to a copy of
696 struct gfc_symbol
*old_symbol
, *tlink
;
697 unsigned mark
:1, new:1;
698 /* Nonzero if all equivalences associated with this symbol have been
700 unsigned equiv_built
:1;
702 struct gfc_namespace
*ns
; /* namespace containing this symbol */
709 /* This structure is used to keep track of symbols in common blocks. */
714 int use_assoc
, saved
;
715 char name
[GFC_MAX_SYMBOL_LEN
+ 1];
720 #define gfc_get_common_head() gfc_getmem(sizeof(gfc_common_head))
723 /* A list of all the alternate entry points for a procedure. */
725 typedef struct gfc_entry_list
727 /* The symbol for this entry point. */
729 /* The zero-based id of this entry point. */
731 /* The LABEL_EXPR marking this entry point. */
733 /* The nest item in the list. */
734 struct gfc_entry_list
*next
;
738 #define gfc_get_entry_list() \
739 (gfc_entry_list *) gfc_getmem(sizeof(gfc_entry_list))
741 /* Within a namespace, symbols are pointed to by symtree nodes that
742 are linked together in a balanced binary tree. There can be
743 several symtrees pointing to the same symbol node via USE
746 #define BBT_HEADER(self) int priority; struct self *left, *right
748 typedef struct gfc_symtree
750 BBT_HEADER (gfc_symtree
);
751 char name
[GFC_MAX_SYMBOL_LEN
+ 1];
755 gfc_symbol
*sym
; /* Symbol associated with this node */
757 gfc_common_head
*common
;
765 /* A namespace describes the contents of procedure, module or
767 /* ??? Anything else use these? */
769 typedef struct gfc_namespace
771 /* Tree containing all the symbols in this namespace. */
772 gfc_symtree
*sym_root
;
773 /* Tree containing all the user-defined operators in the namespace. */
774 gfc_symtree
*uop_root
;
775 /* Tree containing all the common blocks. */
776 gfc_symtree
*common_root
;
778 /* If set_flag[letter] is set, an implicit type has been set for letter. */
779 int set_flag
[GFC_LETTERS
];
780 /* Keeps track of the implicit types associated with the letters. */
781 gfc_typespec default_type
[GFC_LETTERS
];
783 /* If this is a namespace of a procedure, this points to the procedure. */
784 struct gfc_symbol
*proc_name
;
785 /* If this is the namespace of a unit which contains executable
786 code, this points to it. */
787 struct gfc_code
*code
;
789 /* Points to the equivalences set up in this namespace. */
790 struct gfc_equiv
*equiv
;
791 gfc_interface
*operator[GFC_INTRINSIC_OPS
];
793 /* Points to the parent namespace, i.e. the namespace of a module or
794 procedure in which the procedure belonging to this namespace is
795 contained. The parent namespace points to this namespace either
796 directly via CONTAINED, or indirectly via the chain built by
798 struct gfc_namespace
*parent
;
799 /* CONTAINED points to the first contained namespace. Sibling
800 namespaces are chained via SIBLING. */
801 struct gfc_namespace
*contained
, *sibling
;
803 gfc_common_head blank_common
;
804 gfc_access default_access
, operator_access
[GFC_INTRINSIC_OPS
];
806 gfc_st_label
*st_labels
;
807 /* This list holds information about all the data initializers in
809 struct gfc_data
*data
;
811 gfc_charlen
*cl_list
;
813 int save_all
, seen_save
;
815 /* Normally we don't need to refcount namespaces. However when we read
816 a module containing a function with multiple entry points, this
817 will appear as several functions with the same formal namespace. */
820 /* A list of all alternate entry points to this procedure (or NULL). */
821 gfc_entry_list
*entries
;
823 /* Set to 1 if namespace is a BLOCK DATA program unit. */
828 extern gfc_namespace
*gfc_current_ns
;
830 /* Global symbols are symbols of global scope. Currently we only use
831 this to detect collisions already when parsing.
832 TODO: Extend to verify procedure calls. */
834 typedef struct gfc_gsymbol
836 BBT_HEADER(gfc_gsymbol
);
838 char name
[GFC_MAX_SYMBOL_LEN
+1];
839 enum { GSYM_UNKNOWN
=1, GSYM_PROGRAM
, GSYM_FUNCTION
, GSYM_SUBROUTINE
,
840 GSYM_MODULE
, GSYM_COMMON
, GSYM_BLOCK_DATA
} type
;
847 extern gfc_gsymbol
*gfc_gsym_root
;
849 /* Information on interfaces being built. */
860 extern gfc_interface_info current_interface
;
863 /* Array reference. */
864 typedef struct gfc_array_ref
867 int dimen
; /* # of components in the reference */
871 locus c_where
[GFC_MAX_DIMENSIONS
]; /* All expressions can be NULL */
872 struct gfc_expr
*start
[GFC_MAX_DIMENSIONS
], *end
[GFC_MAX_DIMENSIONS
],
873 *stride
[GFC_MAX_DIMENSIONS
];
876 { DIMEN_ELEMENT
= 1, DIMEN_RANGE
, DIMEN_VECTOR
, DIMEN_UNKNOWN
}
877 dimen_type
[GFC_MAX_DIMENSIONS
];
879 struct gfc_expr
*offset
;
883 #define gfc_get_array_ref() gfc_getmem(sizeof(gfc_array_ref))
886 /* Component reference nodes. A variable is stored as an expression
887 node that points to the base symbol. After that, a singly linked
888 list of component reference nodes gives the variable's complete
889 resolution. The array_ref component may be present and comes
890 before the component component. */
893 { REF_ARRAY
, REF_COMPONENT
, REF_SUBSTRING
}
896 typedef struct gfc_ref
902 struct gfc_array_ref ar
;
906 gfc_component
*component
;
913 struct gfc_expr
*start
, *end
; /* Substring */
921 struct gfc_ref
*next
;
925 #define gfc_get_ref() gfc_getmem(sizeof(gfc_ref))
928 /* Structures representing intrinsic symbols and their arguments lists. */
929 typedef struct gfc_intrinsic_arg
931 char name
[GFC_MAX_SYMBOL_LEN
+ 1];
935 gfc_actual_arglist
*actual
;
937 struct gfc_intrinsic_arg
*next
;
943 /* Specifies the various kinds of check functions used to verify the
944 argument lists of intrinsic functions. fX with X an integer refer
945 to check functions of intrinsics with X arguments. f1m is used for
946 the MAX and MIN intrinsics which can have an arbitrary number of
947 arguments, f3ml is used for the MINLOC and MAXLOC intrinsics as
948 these have special semantics. */
953 try (*f1
)(struct gfc_expr
*);
954 try (*f1m
)(gfc_actual_arglist
*);
955 try (*f2
)(struct gfc_expr
*, struct gfc_expr
*);
956 try (*f3
)(struct gfc_expr
*, struct gfc_expr
*, struct gfc_expr
*);
957 try (*f3ml
)(gfc_actual_arglist
*);
958 try (*f3red
)(gfc_actual_arglist
*);
959 try (*f4
)(struct gfc_expr
*, struct gfc_expr
*, struct gfc_expr
*,
961 try (*f5
)(struct gfc_expr
*, struct gfc_expr
*, struct gfc_expr
*,
962 struct gfc_expr
*, struct gfc_expr
*);
966 /* Like gfc_check_f, these specify the type of the simplification
967 function associated with an intrinsic. The fX are just like in
968 gfc_check_f. cc is used for type conversion functions. */
972 struct gfc_expr
*(*f0
)(void);
973 struct gfc_expr
*(*f1
)(struct gfc_expr
*);
974 struct gfc_expr
*(*f2
)(struct gfc_expr
*, struct gfc_expr
*);
975 struct gfc_expr
*(*f3
)(struct gfc_expr
*, struct gfc_expr
*,
977 struct gfc_expr
*(*f4
)(struct gfc_expr
*, struct gfc_expr
*,
978 struct gfc_expr
*, struct gfc_expr
*);
979 struct gfc_expr
*(*f5
)(struct gfc_expr
*, struct gfc_expr
*,
980 struct gfc_expr
*, struct gfc_expr
*,
982 struct gfc_expr
*(*cc
)(struct gfc_expr
*, bt
, int);
986 /* Again like gfc_check_f, these specify the type of the resolution
987 function associated with an intrinsic. The fX are just like in
988 gfc_check_f. f1m is used for MIN and MAX, s1 is used for abort().
993 void (*f0
)(struct gfc_expr
*);
994 void (*f1
)(struct gfc_expr
*, struct gfc_expr
*);
995 void (*f1m
)(struct gfc_expr
*, struct gfc_actual_arglist
*);
996 void (*f2
)(struct gfc_expr
*, struct gfc_expr
*, struct gfc_expr
*);
997 void (*f3
)(struct gfc_expr
*, struct gfc_expr
*, struct gfc_expr
*,
999 void (*f4
)(struct gfc_expr
*, struct gfc_expr
*, struct gfc_expr
*,
1000 struct gfc_expr
*, struct gfc_expr
*);
1001 void (*f5
)(struct gfc_expr
*, struct gfc_expr
*, struct gfc_expr
*,
1002 struct gfc_expr
*, struct gfc_expr
*, struct gfc_expr
*);
1003 void (*s1
)(struct gfc_code
*);
1008 typedef struct gfc_intrinsic_sym
1010 char name
[GFC_MAX_SYMBOL_LEN
+ 1], lib_name
[GFC_MAX_SYMBOL_LEN
+ 1];
1011 gfc_intrinsic_arg
*formal
;
1013 int elemental
, pure
, generic
, specific
, actual_ok
, standard
;
1015 gfc_simplify_f simplify
;
1017 gfc_resolve_f resolve
;
1018 struct gfc_intrinsic_sym
*specific_head
, *next
;
1019 gfc_generic_isym_id generic_id
;
1025 /* Expression nodes. The expression node types deserve explanations,
1026 since the last couple can be easily misconstrued:
1028 EXPR_OP Operator node pointing to one or two other nodes
1029 EXPR_FUNCTION Function call, symbol points to function's name
1030 EXPR_CONSTANT A scalar constant: Logical, String, Real, Int or Complex
1031 EXPR_VARIABLE An Lvalue with a root symbol and possible reference list
1032 which expresses structure, array and substring refs.
1033 EXPR_NULL The NULL pointer value (which also has a basic type).
1034 EXPR_SUBSTRING A substring of a constant string
1035 EXPR_STRUCTURE A structure constructor
1036 EXPR_ARRAY An array constructor. */
1040 #define GFC_RND_MODE GMP_RNDN
1042 typedef struct gfc_expr
1046 gfc_typespec ts
; /* These two refer to the overall expression */
1049 mpz_t
*shape
; /* Can be NULL if shape is unknown at compile time */
1051 gfc_intrinsic_op
operator;
1053 /* Nonnull for functions and structure constructors */
1054 gfc_symtree
*symtree
;
1059 struct gfc_expr
*op1
, *op2
;
1077 gfc_actual_arglist
*actual
;
1078 const char *name
; /* Points to the ultimate name of the function */
1079 gfc_intrinsic_sym
*isym
;
1091 struct gfc_constructor
*constructor
;
1099 #define gfc_get_shape(rank) ((mpz_t *) gfc_getmem((rank)*sizeof(mpz_t)))
1101 /* Structures for information associated with different kinds of
1102 numbers. The first set of integer parameters define all there is
1103 to know about a particular kind. The rest of the elements are
1104 computed from the first elements. */
1108 /* Values really representable by the target. */
1109 mpz_t huge
, pedantic_min_int
, min_int
, max_int
;
1111 int kind
, radix
, digits
, bit_size
, range
;
1113 /* True if the C type of the given name maps to this precision.
1114 Note that more than one bit can be set. */
1115 unsigned int c_char
: 1;
1116 unsigned int c_short
: 1;
1117 unsigned int c_int
: 1;
1118 unsigned int c_long
: 1;
1119 unsigned int c_long_long
: 1;
1123 extern gfc_integer_info gfc_integer_kinds
[];
1130 /* True if the C++ type bool, C99 type _Bool, maps to this precision. */
1131 unsigned int c_bool
: 1;
1135 extern gfc_logical_info gfc_logical_kinds
[];
1140 mpfr_t epsilon
, huge
, tiny
;
1141 int kind
, radix
, digits
, min_exponent
, max_exponent
;
1142 int range
, precision
;
1144 /* The precision of the type as reported by GET_MODE_PRECISION. */
1147 /* True if the C type of the given name maps to this precision.
1148 Note that more than one bit can be set. */
1149 unsigned int c_float
: 1;
1150 unsigned int c_double
: 1;
1151 unsigned int c_long_double
: 1;
1155 extern gfc_real_info gfc_real_kinds
[];
1158 /* Equivalence structures. Equivalent lvalues are linked along the
1159 *eq pointer, equivalence sets are strung along the *next node. */
1160 typedef struct gfc_equiv
1162 struct gfc_equiv
*next
, *eq
;
1168 #define gfc_get_equiv() gfc_getmem(sizeof(gfc_equiv))
1171 /* gfc_case stores the selector list of a case statement. The *low
1172 and *high pointers can point to the same expression in the case of
1173 a single value. If *high is NULL, the selection is from *low
1174 upwards, if *low is NULL the selection is *high downwards.
1176 This structure has separate fields to allow single and double linked
1177 lists of CASEs at the same time. The singe linked list along the NEXT
1178 field is a list of cases for a single CASE label. The double linked
1179 list along the LEFT/RIGHT fields is used to detect overlap and to
1180 build a table of the cases for SELECT constructs with a CHARACTER
1183 typedef struct gfc_case
1185 /* Where we saw this case. */
1189 /* Case range values. If (low == high), it's a single value. If one of
1190 the labels is NULL, it's an unbounded case. If both are NULL, this
1191 represents the default case. */
1192 gfc_expr
*low
, *high
;
1194 /* Next case label in the list of cases for a single CASE label. */
1195 struct gfc_case
*next
;
1197 /* Used for detecting overlap, and for code generation. */
1198 struct gfc_case
*left
, *right
;
1200 /* True if this case label can never be matched. */
1205 #define gfc_get_case() gfc_getmem(sizeof(gfc_case))
1210 gfc_expr
*var
, *start
, *end
, *step
;
1214 #define gfc_get_iterator() gfc_getmem(sizeof(gfc_iterator))
1217 /* Allocation structure for ALLOCATE, DEALLOCATE and NULLIFY statements. */
1219 typedef struct gfc_alloc
1222 struct gfc_alloc
*next
;
1226 #define gfc_get_alloc() gfc_getmem(sizeof(gfc_alloc))
1231 gfc_expr
*unit
, *file
, *status
, *access
, *form
, *recl
,
1232 *blank
, *position
, *action
, *delim
, *pad
, *iostat
;
1240 gfc_expr
*unit
, *status
, *iostat
;
1248 gfc_expr
*unit
, *iostat
;
1256 gfc_expr
*unit
, *file
, *iostat
, *exist
, *opened
, *number
, *named
,
1257 *name
, *access
, *sequential
, *direct
, *form
, *formatted
,
1258 *unformatted
, *recl
, *nextrec
, *blank
, *position
, *action
, *read
,
1259 *write
, *readwrite
, *delim
, *pad
, *iolength
;
1269 gfc_expr
*io_unit
, *format_expr
, *rec
, *advance
, *iostat
, *size
;
1271 gfc_symbol
*namelist
;
1272 /* A format_label of `format_asterisk' indicates the "*" format */
1273 gfc_st_label
*format_label
;
1274 gfc_st_label
*err
, *end
, *eor
;
1276 locus eor_where
, end_where
;
1281 typedef struct gfc_forall_iterator
1283 gfc_expr
*var
, *start
, *end
, *stride
;
1284 struct gfc_forall_iterator
*next
;
1286 gfc_forall_iterator
;
1289 /* Executable statements that fill gfc_code structures. */
1292 EXEC_NOP
= 1, EXEC_ASSIGN
, EXEC_LABEL_ASSIGN
, EXEC_POINTER_ASSIGN
,
1293 EXEC_GOTO
, EXEC_CALL
, EXEC_RETURN
, EXEC_ENTRY
,
1294 EXEC_PAUSE
, EXEC_STOP
, EXEC_CONTINUE
,
1295 EXEC_IF
, EXEC_ARITHMETIC_IF
, EXEC_DO
, EXEC_DO_WHILE
, EXEC_SELECT
,
1296 EXEC_FORALL
, EXEC_WHERE
, EXEC_CYCLE
, EXEC_EXIT
,
1297 EXEC_ALLOCATE
, EXEC_DEALLOCATE
,
1298 EXEC_OPEN
, EXEC_CLOSE
,
1299 EXEC_READ
, EXEC_WRITE
, EXEC_IOLENGTH
, EXEC_TRANSFER
, EXEC_DT_END
,
1300 EXEC_BACKSPACE
, EXEC_ENDFILE
, EXEC_INQUIRE
, EXEC_REWIND
1304 typedef struct gfc_code
1308 struct gfc_code
*block
, *next
;
1311 gfc_st_label
*here
, *label
, *label2
, *label3
;
1312 gfc_symtree
*symtree
;
1313 gfc_expr
*expr
, *expr2
;
1314 /* A name isn't sufficient to identify a subroutine, we need the actual
1315 symbol for the interface definition.
1316 const char *sub_name; */
1317 gfc_symbol
*resolved_sym
;
1321 gfc_actual_arglist
*actual
;
1322 gfc_case
*case_list
;
1323 gfc_iterator
*iterator
;
1324 gfc_alloc
*alloc_list
;
1327 gfc_filepos
*filepos
;
1328 gfc_inquire
*inquire
;
1330 gfc_forall_iterator
*forall_iterator
;
1331 struct gfc_code
*whichloop
;
1333 gfc_entry_list
*entry
;
1335 ext
; /* Points to additional structures required by statement */
1337 /* Backend_decl is used for cycle and break labels in do loops, and
1338 * probably for other constructs as well, once we translate them. */
1344 /* Storage for DATA statements. */
1345 typedef struct gfc_data_variable
1349 struct gfc_data_variable
*list
, *next
;
1354 typedef struct gfc_data_value
1356 unsigned int repeat
;
1358 struct gfc_data_value
*next
;
1363 typedef struct gfc_data
1365 gfc_data_variable
*var
;
1366 gfc_data_value
*value
;
1369 struct gfc_data
*next
;
1373 #define gfc_get_data_variable() gfc_getmem(sizeof(gfc_data_variable))
1374 #define gfc_get_data_value() gfc_getmem(sizeof(gfc_data_value))
1375 #define gfc_get_data() gfc_getmem(sizeof(gfc_data))
1378 /* Structure for holding compile options */
1383 gfc_source_form source_form
;
1384 int fixed_line_length
;
1385 int max_identifier_length
;
1389 int warn_conversion
;
1390 int warn_implicit_interface
;
1391 int warn_line_truncation
;
1393 int warn_surprising
;
1394 int warn_unused_labels
;
1397 int flag_underscoring
;
1398 int flag_second_underscore
;
1399 int flag_implicit_none
;
1400 int flag_max_stack_var_size
;
1401 int flag_module_access_private
;
1402 int flag_no_backend
;
1403 int flag_pack_derived
;
1404 int flag_repack_arrays
;
1412 int warn_nonstd_intrinsics
;
1416 extern gfc_option_t gfc_option
;
1419 /* Constructor nodes for array and structure constructors. */
1420 typedef struct gfc_constructor
1423 gfc_iterator
*iterator
;
1425 struct gfc_constructor
*next
;
1428 mpz_t offset
; /* Record the offset of array element which appears in
1429 data statement like "data a(5)/4/". */
1430 gfc_component
*component
; /* Record the component being initialized. */
1433 mpz_t repeat
; /* Record the repeat number of initial values in data
1434 statement like "data a/5*10/". */
1439 typedef struct iterator_stack
1441 gfc_symtree
*variable
;
1443 struct iterator_stack
*prev
;
1446 extern iterator_stack
*iter_stack
;
1448 /************************ Function prototypes *************************/
1451 void gfc_formalize_init_value (gfc_symbol
*);
1452 void gfc_get_section_index (gfc_array_ref
*, mpz_t
*, mpz_t
*);
1453 void gfc_assign_data_value (gfc_expr
*, gfc_expr
*, mpz_t
);
1454 void gfc_assign_data_value_range (gfc_expr
*, gfc_expr
*, mpz_t
, mpz_t
);
1455 void gfc_advance_section (mpz_t
*, gfc_array_ref
*, mpz_t
*);
1458 void gfc_scanner_done_1 (void);
1459 void gfc_scanner_init_1 (void);
1461 void gfc_add_include_path (const char *);
1462 void gfc_release_include_path (void);
1463 FILE *gfc_open_included_file (const char *);
1465 int gfc_at_end (void);
1466 int gfc_at_eof (void);
1467 int gfc_at_bol (void);
1468 int gfc_at_eol (void);
1469 void gfc_advance_line (void);
1470 int gfc_check_include (void);
1472 void gfc_skip_comments (void);
1473 int gfc_next_char_literal (int);
1474 int gfc_next_char (void);
1475 int gfc_peek_char (void);
1476 void gfc_error_recovery (void);
1477 void gfc_gobble_whitespace (void);
1478 try gfc_new_file (const char *, gfc_source_form
);
1480 extern gfc_source_form gfc_current_form
;
1481 extern char *gfc_source_file
;
1482 extern locus gfc_current_locus
;
1485 void *gfc_getmem (size_t) ATTRIBUTE_MALLOC
;
1486 void gfc_free (void *);
1487 int gfc_terminal_width(void);
1488 void gfc_clear_ts (gfc_typespec
*);
1489 FILE *gfc_open_file (const char *);
1490 const char *gfc_article (const char *);
1491 const char *gfc_basic_typename (bt
);
1492 const char *gfc_typename (gfc_typespec
*);
1494 #define gfc_op2string(OP) (OP == INTRINSIC_ASSIGN ? \
1495 "=" : gfc_code2string (intrinsic_operators, OP))
1497 const char *gfc_code2string (const mstring
*, int);
1498 int gfc_string2code (const mstring
*, const char *);
1499 const char *gfc_intent_string (sym_intent
);
1501 void gfc_init_1 (void);
1502 void gfc_init_2 (void);
1503 void gfc_done_1 (void);
1504 void gfc_done_2 (void);
1507 unsigned int gfc_init_options (unsigned int, const char **);
1508 int gfc_handle_option (size_t, const char *, int);
1509 bool gfc_post_options (const char **);
1512 const char * gfc_get_string (const char *, ...) ATTRIBUTE_PRINTF_1
;
1516 typedef struct gfc_error_buf
1519 char message
[MAX_ERROR_MESSAGE
];
1522 void gfc_error_init_1 (void);
1523 void gfc_buffer_error (int);
1525 void gfc_warning (const char *, ...);
1526 void gfc_warning_now (const char *, ...);
1527 void gfc_clear_warning (void);
1528 void gfc_warning_check (void);
1530 void gfc_error (const char *, ...);
1531 void gfc_error_now (const char *, ...);
1532 void gfc_fatal_error (const char *, ...) ATTRIBUTE_NORETURN
;
1533 void gfc_internal_error (const char *, ...) ATTRIBUTE_NORETURN
;
1534 void gfc_clear_error (void);
1535 int gfc_error_check (void);
1537 try gfc_notify_std (int, const char *, ...);
1539 /* A general purpose syntax error. */
1540 #define gfc_syntax_error(ST) \
1541 gfc_error ("Syntax error in %s statement at %C", gfc_ascii_statement (ST));
1543 void gfc_push_error (gfc_error_buf
*);
1544 void gfc_pop_error (gfc_error_buf
*);
1546 void gfc_status (const char *, ...) ATTRIBUTE_PRINTF_1
;
1547 void gfc_status_char (char);
1549 void gfc_get_errors (int *, int *);
1552 void gfc_arith_init_1 (void);
1553 void gfc_arith_done_1 (void);
1556 int gfc_validate_kind (bt
, int, bool);
1557 extern int gfc_index_integer_kind
;
1558 extern int gfc_default_integer_kind
;
1559 extern int gfc_default_real_kind
;
1560 extern int gfc_default_double_kind
;
1561 extern int gfc_default_character_kind
;
1562 extern int gfc_default_logical_kind
;
1563 extern int gfc_default_complex_kind
;
1564 extern int gfc_c_int_kind
;
1567 void gfc_clear_new_implicit (void);
1568 try gfc_add_new_implicit_range (int, int);
1569 try gfc_merge_new_implicit (gfc_typespec
*);
1570 void gfc_set_implicit_none (void);
1572 gfc_typespec
*gfc_get_default_type (gfc_symbol
*, gfc_namespace
*);
1573 try gfc_set_default_type (gfc_symbol
*, int, gfc_namespace
*);
1575 void gfc_set_component_attr (gfc_component
*, symbol_attribute
*);
1576 void gfc_get_component_attr (symbol_attribute
*, gfc_component
*);
1578 void gfc_set_sym_referenced (gfc_symbol
* sym
);
1580 try gfc_add_allocatable (symbol_attribute
*, locus
*);
1581 try gfc_add_dimension (symbol_attribute
*, locus
*);
1582 try gfc_add_external (symbol_attribute
*, locus
*);
1583 try gfc_add_intrinsic (symbol_attribute
*, locus
*);
1584 try gfc_add_optional (symbol_attribute
*, locus
*);
1585 try gfc_add_pointer (symbol_attribute
*, locus
*);
1586 try gfc_add_result (symbol_attribute
*, locus
*);
1587 try gfc_add_save (symbol_attribute
*, locus
*);
1588 try gfc_add_saved_common (symbol_attribute
*, locus
*);
1589 try gfc_add_target (symbol_attribute
*, locus
*);
1590 try gfc_add_dummy (symbol_attribute
*, locus
*);
1591 try gfc_add_generic (symbol_attribute
*, locus
*);
1592 try gfc_add_common (symbol_attribute
*, locus
*);
1593 try gfc_add_in_common (symbol_attribute
*, locus
*);
1594 try gfc_add_data (symbol_attribute
*, locus
*);
1595 try gfc_add_in_namelist (symbol_attribute
*, locus
*);
1596 try gfc_add_sequence (symbol_attribute
*, locus
*);
1597 try gfc_add_elemental (symbol_attribute
*, locus
*);
1598 try gfc_add_pure (symbol_attribute
*, locus
*);
1599 try gfc_add_recursive (symbol_attribute
*, locus
*);
1600 try gfc_add_function (symbol_attribute
*, locus
*);
1601 try gfc_add_subroutine (symbol_attribute
*, locus
*);
1603 try gfc_add_access (symbol_attribute
*, gfc_access
, locus
*);
1604 try gfc_add_flavor (symbol_attribute
*, sym_flavor
, locus
*);
1605 try gfc_add_entry (symbol_attribute
*, locus
*);
1606 try gfc_add_procedure (symbol_attribute
*, procedure_type
, locus
*);
1607 try gfc_add_intent (symbol_attribute
*, sym_intent
, locus
*);
1608 try gfc_add_explicit_interface (gfc_symbol
*, ifsrc
,
1609 gfc_formal_arglist
*, locus
*);
1610 try gfc_add_type (gfc_symbol
*, gfc_typespec
*, locus
*);
1612 void gfc_clear_attr (symbol_attribute
*);
1613 try gfc_missing_attr (symbol_attribute
*, locus
*);
1614 try gfc_copy_attr (symbol_attribute
*, symbol_attribute
*, locus
*);
1616 try gfc_add_component (gfc_symbol
*, const char *, gfc_component
**);
1617 gfc_symbol
*gfc_use_derived (gfc_symbol
*);
1618 gfc_symtree
*gfc_use_derived_tree (gfc_symtree
*);
1619 gfc_component
*gfc_find_component (gfc_symbol
*, const char *);
1621 gfc_st_label
*gfc_get_st_label (int);
1622 void gfc_free_st_label (gfc_st_label
*);
1623 void gfc_define_st_label (gfc_st_label
*, gfc_sl_type
, locus
*);
1624 try gfc_reference_st_label (gfc_st_label
*, gfc_sl_type
);
1626 gfc_namespace
*gfc_get_namespace (gfc_namespace
*);
1627 gfc_symtree
*gfc_new_symtree (gfc_symtree
**, const char *);
1628 gfc_symtree
*gfc_find_symtree (gfc_symtree
*, const char *);
1629 gfc_user_op
*gfc_get_uop (const char *);
1630 gfc_user_op
*gfc_find_uop (const char *, gfc_namespace
*);
1631 void gfc_free_symbol (gfc_symbol
*);
1632 gfc_symbol
*gfc_new_symbol (const char *, gfc_namespace
*);
1633 int gfc_find_symbol (const char *, gfc_namespace
*, int, gfc_symbol
**);
1634 int gfc_find_sym_tree (const char *, gfc_namespace
*, int, gfc_symtree
**);
1635 int gfc_get_symbol (const char *, gfc_namespace
*, gfc_symbol
**);
1636 int gfc_get_sym_tree (const char *, gfc_namespace
*, gfc_symtree
**);
1637 int gfc_get_ha_symbol (const char *, gfc_symbol
**);
1638 int gfc_get_ha_sym_tree (const char *, gfc_symtree
**);
1640 int gfc_symbols_could_alias (gfc_symbol
*, gfc_symbol
*);
1642 void gfc_undo_symbols (void);
1643 void gfc_commit_symbols (void);
1644 void gfc_free_namespace (gfc_namespace
*);
1646 void gfc_symbol_init_2 (void);
1647 void gfc_symbol_done_2 (void);
1649 void gfc_traverse_symtree (gfc_symtree
*, void (*)(gfc_symtree
*));
1650 void gfc_traverse_ns (gfc_namespace
*, void (*)(gfc_symbol
*));
1651 void gfc_traverse_user_op (gfc_namespace
*, void (*)(gfc_user_op
*));
1652 void gfc_save_all (gfc_namespace
*);
1654 void gfc_symbol_state (void);
1656 gfc_gsymbol
*gfc_get_gsymbol (char *);
1657 gfc_gsymbol
*gfc_find_gsymbol (gfc_gsymbol
*, char *);
1660 extern int gfc_init_expr
;
1662 /* Given a symbol that we have decided is intrinsic, mark it as such
1663 by placing it into a special module that is otherwise impossible to
1666 #define gfc_intrinsic_symbol(SYM) strcpy (SYM->module, "(intrinsic)")
1668 void gfc_intrinsic_init_1 (void);
1669 void gfc_intrinsic_done_1 (void);
1671 char gfc_type_letter (bt
);
1672 gfc_symbol
* gfc_get_intrinsic_sub_symbol (const char *);
1673 try gfc_convert_type (gfc_expr
*, gfc_typespec
*, int);
1674 try gfc_convert_type_warn (gfc_expr
*, gfc_typespec
*, int, int);
1675 int gfc_generic_intrinsic (const char *);
1676 int gfc_specific_intrinsic (const char *);
1677 int gfc_intrinsic_name (const char *, int);
1678 gfc_intrinsic_sym
*gfc_find_function (const char *);
1680 match
gfc_intrinsic_func_interface (gfc_expr
*, int);
1681 match
gfc_intrinsic_sub_interface (gfc_code
*, int);
1684 void gfc_simplify_init_1 (void);
1686 /* match.c -- FIXME */
1687 void gfc_free_iterator (gfc_iterator
*, int);
1688 void gfc_free_forall_iterator (gfc_forall_iterator
*);
1689 void gfc_free_alloc_list (gfc_alloc
*);
1690 void gfc_free_namelist (gfc_namelist
*);
1691 void gfc_free_equiv (gfc_equiv
*);
1692 void gfc_free_data (gfc_data
*);
1693 void gfc_free_case_list (gfc_case
*);
1696 void gfc_free_actual_arglist (gfc_actual_arglist
*);
1697 gfc_actual_arglist
*gfc_copy_actual_arglist (gfc_actual_arglist
*);
1698 const char *gfc_extract_int (gfc_expr
*, int *);
1700 gfc_expr
*gfc_build_conversion (gfc_expr
*);
1701 void gfc_free_ref_list (gfc_ref
*);
1702 void gfc_type_convert_binary (gfc_expr
*);
1703 int gfc_is_constant_expr (gfc_expr
*);
1704 try gfc_simplify_expr (gfc_expr
*, int);
1706 gfc_expr
*gfc_get_expr (void);
1707 void gfc_free_expr (gfc_expr
*);
1708 void gfc_replace_expr (gfc_expr
*, gfc_expr
*);
1709 gfc_expr
*gfc_int_expr (int);
1710 gfc_expr
*gfc_logical_expr (int, locus
*);
1711 mpz_t
*gfc_copy_shape (mpz_t
*, int);
1712 mpz_t
*gfc_copy_shape_excluding (mpz_t
*, int, gfc_expr
*);
1713 gfc_expr
*gfc_copy_expr (gfc_expr
*);
1715 try gfc_specification_expr (gfc_expr
*);
1717 int gfc_numeric_ts (gfc_typespec
*);
1718 int gfc_kind_max (gfc_expr
*, gfc_expr
*);
1720 try gfc_check_conformance (const char *, gfc_expr
*, gfc_expr
*);
1721 try gfc_check_assign (gfc_expr
*, gfc_expr
*, int);
1722 try gfc_check_pointer_assign (gfc_expr
*, gfc_expr
*);
1723 try gfc_check_assign_symbol (gfc_symbol
*, gfc_expr
*);
1725 gfc_expr
*gfc_default_initializer (gfc_typespec
*);
1726 gfc_expr
*gfc_get_variable_expr (gfc_symtree
*);
1730 extern gfc_code new_st
;
1732 void gfc_clear_new_st (void);
1733 gfc_code
*gfc_get_code (void);
1734 gfc_code
*gfc_append_code (gfc_code
*, gfc_code
*);
1735 void gfc_free_statement (gfc_code
*);
1736 void gfc_free_statements (gfc_code
*);
1739 try gfc_resolve_expr (gfc_expr
*);
1740 void gfc_resolve (gfc_namespace
*);
1741 int gfc_impure_variable (gfc_symbol
*);
1742 int gfc_pure (gfc_symbol
*);
1743 int gfc_elemental (gfc_symbol
*);
1744 try gfc_resolve_iterator (gfc_iterator
*, bool);
1745 try gfc_resolve_index (gfc_expr
*, int);
1748 void gfc_free_array_spec (gfc_array_spec
*);
1749 gfc_array_ref
*gfc_copy_array_ref (gfc_array_ref
*);
1751 try gfc_set_array_spec (gfc_symbol
*, gfc_array_spec
*, locus
*);
1752 gfc_array_spec
*gfc_copy_array_spec (gfc_array_spec
*);
1753 try gfc_resolve_array_spec (gfc_array_spec
*, int);
1755 int gfc_compare_array_spec (gfc_array_spec
*, gfc_array_spec
*);
1757 gfc_expr
*gfc_start_constructor (bt
, int, locus
*);
1758 void gfc_append_constructor (gfc_expr
*, gfc_expr
*);
1759 void gfc_free_constructor (gfc_constructor
*);
1760 void gfc_simplify_iterator_var (gfc_expr
*);
1761 try gfc_expand_constructor (gfc_expr
*);
1762 int gfc_constant_ac (gfc_expr
*);
1763 int gfc_expanded_ac (gfc_expr
*);
1764 try gfc_resolve_array_constructor (gfc_expr
*);
1765 try gfc_check_constructor_type (gfc_expr
*);
1766 try gfc_check_iter_variable (gfc_expr
*);
1767 try gfc_check_constructor (gfc_expr
*, try (*)(gfc_expr
*));
1768 gfc_constructor
*gfc_copy_constructor (gfc_constructor
* src
);
1769 gfc_expr
*gfc_get_array_element (gfc_expr
*, int);
1770 try gfc_array_size (gfc_expr
*, mpz_t
*);
1771 try gfc_array_dimen_size (gfc_expr
*, int, mpz_t
*);
1772 try gfc_array_ref_shape (gfc_array_ref
*, mpz_t
*);
1773 gfc_array_ref
*gfc_find_array_ref (gfc_expr
*);
1774 void gfc_insert_constructor (gfc_expr
*, gfc_constructor
*);
1775 gfc_constructor
*gfc_get_constructor (void);
1776 tree
gfc_conv_array_initializer (tree type
, gfc_expr
* expr
);
1777 try spec_size (gfc_array_spec
*, mpz_t
*);
1778 int gfc_is_compile_time_shape (gfc_array_spec
*);
1780 /* interface.c -- FIXME: some of these should be in symbol.c */
1781 void gfc_free_interface (gfc_interface
*);
1782 int gfc_compare_types (gfc_typespec
*, gfc_typespec
*);
1783 void gfc_check_interfaces (gfc_namespace
*);
1784 void gfc_procedure_use (gfc_symbol
*, gfc_actual_arglist
**, locus
*);
1785 gfc_symbol
*gfc_search_interface (gfc_interface
*, int,
1786 gfc_actual_arglist
**);
1787 try gfc_extend_expr (gfc_expr
*);
1788 void gfc_free_formal_arglist (gfc_formal_arglist
*);
1789 try gfc_extend_assign (gfc_code
*, gfc_namespace
*);
1790 try gfc_add_interface (gfc_symbol
* sym
);
1793 extern gfc_st_label format_asterisk
;
1795 void gfc_free_open (gfc_open
*);
1796 try gfc_resolve_open (gfc_open
*);
1797 void gfc_free_close (gfc_close
*);
1798 try gfc_resolve_close (gfc_close
*);
1799 void gfc_free_filepos (gfc_filepos
*);
1800 try gfc_resolve_filepos (gfc_filepos
*);
1801 void gfc_free_inquire (gfc_inquire
*);
1802 try gfc_resolve_inquire (gfc_inquire
*);
1803 void gfc_free_dt (gfc_dt
*);
1804 try gfc_resolve_dt (gfc_dt
*);
1807 void gfc_module_init_2 (void);
1808 void gfc_module_done_2 (void);
1809 void gfc_dump_module (const char *, int);
1812 symbol_attribute
gfc_variable_attr (gfc_expr
*, gfc_typespec
*);
1813 symbol_attribute
gfc_expr_attr (gfc_expr
*);
1816 void gfc_generate_code (gfc_namespace
*);
1817 void gfc_generate_module_code (gfc_namespace
*);
1820 typedef int (*compare_fn
) (void *, void *);
1821 void gfc_insert_bbt (void *, void *, compare_fn
);
1822 void gfc_delete_bbt (void *, void *, compare_fn
);
1824 /* dump-parse-tree.c */
1825 void gfc_show_namespace (gfc_namespace
*);
1828 try gfc_parse_file (void);
1830 #endif /* GCC_GFORTRAN_H */