1 /* gfortran header file
2 Copyright (C) 2000, 2001, 2002, 2003, 2004, 2005 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. */
33 #include "coretypes.h"
36 /* The following ifdefs are recommended by the autoconf documentation
37 for any code using alloca. */
39 /* AIX requires this to be the first thing in the file. */
41 #else /* not __GNUC__ */
44 #else /* do not HAVE_ALLOCA_H */
48 #ifndef alloca /* predefined by HP cc +Olibcalls */
50 #endif /* not predefined */
52 #endif /* do not HAVE_ALLOCA_H */
53 #endif /* not __GNUC__ */
55 /* Major control parameters. */
57 #define GFC_MAX_SYMBOL_LEN 63
58 #define GFC_MAX_LINE 132 /* Characters beyond this are not seen. */
59 #define GFC_MAX_DIMENSIONS 7 /* Maximum dimensions in an array. */
60 #define GFC_LETTERS 26 /* Number of letters in the alphabet. */
61 #define MAX_ERROR_MESSAGE 1000 /* Maximum length of an error message. */
63 #define free(x) Use_gfc_free_instead_of_free()
64 #define gfc_is_whitespace(c) ((c==' ') || (c=='\t'))
67 #define NULL ((void *) 0)
71 #define stringize(x) expand_macro(x)
72 #define expand_macro(x) # x
74 /* For a the runtime library, a standard prefix is a requirement to
75 avoid cluttering the namespace with things nobody asked for. It's
76 ugly to look at and a pain to type when you add the prefix by hand,
77 so we hide it behind a macro. */
78 #define PREFIX(x) "_gfortran_" x
81 /* Macro to initialize an mstring structure. */
82 #define minit(s, t) { s, NULL, t }
84 /* Structure for storing strings to be matched by gfc_match_string. */
94 /* Flags to specify which standard/extension contains a feature. */
95 #define GFC_STD_GNU (1<<5) /* GNU Fortran extension. */
96 #define GFC_STD_F2003 (1<<4) /* New in F2003. */
97 /* Note that no features were obsoleted nor deleted in F2003. */
98 #define GFC_STD_F95 (1<<3) /* New in F95. */
99 #define GFC_STD_F95_DEL (1<<2) /* Deleted in F95. */
100 #define GFC_STD_F95_OBS (1<<1) /* Obsoleted in F95. */
101 #define GFC_STD_F77 (1<<0) /* Up to and including F77. */
103 /*************************** Enums *****************************/
105 /* The author remains confused to this day about the convention of
106 returning '0' for 'SUCCESS'... or was it the other way around? The
107 following enum makes things much more readable. We also start
108 values off at one instead of zero. */
111 { SUCCESS
= 1, FAILURE
}
114 /* Matchers return one of these three values. The difference between
115 MATCH_NO and MATCH_ERROR is that MATCH_ERROR means that a match was
116 successful, but that something non-syntactic is wrong and an error
117 has already been issued. */
120 { MATCH_NO
= 1, MATCH_YES
, MATCH_ERROR
}
124 { FORM_FREE
, FORM_FIXED
, FORM_UNKNOWN
}
128 { BT_UNKNOWN
= 1, BT_INTEGER
, BT_REAL
, BT_COMPLEX
,
129 BT_LOGICAL
, BT_CHARACTER
, BT_DERIVED
, BT_PROCEDURE
133 /* Expression node types. */
135 { EXPR_OP
= 1, EXPR_FUNCTION
, EXPR_CONSTANT
, EXPR_VARIABLE
,
136 EXPR_SUBSTRING
, EXPR_STRUCTURE
, EXPR_ARRAY
, EXPR_NULL
142 { AS_EXPLICIT
= 1, AS_ASSUMED_SHAPE
, AS_DEFERRED
,
143 AS_ASSUMED_SIZE
, AS_UNKNOWN
148 { AR_FULL
= 1, AR_ELEMENT
, AR_SECTION
, AR_UNKNOWN
}
151 /* Statement label types. */
153 { ST_LABEL_UNKNOWN
= 1, ST_LABEL_TARGET
,
154 ST_LABEL_BAD_TARGET
, ST_LABEL_FORMAT
158 /* Intrinsic operators. */
160 { GFC_INTRINSIC_BEGIN
= 0,
161 INTRINSIC_NONE
= -1, INTRINSIC_UPLUS
= GFC_INTRINSIC_BEGIN
,
162 INTRINSIC_UMINUS
, INTRINSIC_PLUS
, INTRINSIC_MINUS
, INTRINSIC_TIMES
,
163 INTRINSIC_DIVIDE
, INTRINSIC_POWER
, INTRINSIC_CONCAT
,
164 INTRINSIC_AND
, INTRINSIC_OR
, INTRINSIC_EQV
, INTRINSIC_NEQV
,
165 INTRINSIC_EQ
, INTRINSIC_NE
, INTRINSIC_GT
, INTRINSIC_GE
,
166 INTRINSIC_LT
, INTRINSIC_LE
, INTRINSIC_NOT
, INTRINSIC_USER
,
168 GFC_INTRINSIC_END
/* Sentinel */
173 /* Strings for all intrinsic operators. */
174 extern mstring intrinsic_operators
[];
177 /* This macro is the number of intrinsic operators that exist.
178 Assumptions are made about the numbering of the interface_op enums. */
179 #define GFC_INTRINSIC_OPS GFC_INTRINSIC_END
181 /* Arithmetic results. */
183 { ARITH_OK
= 1, ARITH_OVERFLOW
, ARITH_UNDERFLOW
, ARITH_NAN
,
184 ARITH_DIV0
, ARITH_0TO0
, ARITH_INCOMMENSURATE
, ARITH_ASYMMETRIC
191 ST_ARITHMETIC_IF
, ST_ALLOCATE
, ST_ATTR_DECL
, ST_BACKSPACE
, ST_BLOCK_DATA
,
192 ST_CALL
, ST_CASE
, ST_CLOSE
, ST_COMMON
, ST_CONTINUE
, ST_CONTAINS
, ST_CYCLE
,
193 ST_DATA
, ST_DATA_DECL
, ST_DEALLOCATE
, ST_DO
, ST_ELSE
, ST_ELSEIF
,
194 ST_ELSEWHERE
, ST_END_BLOCK_DATA
, ST_ENDDO
, ST_IMPLIED_ENDDO
,
195 ST_END_FILE
, ST_END_FORALL
, ST_END_FUNCTION
, ST_ENDIF
, ST_END_INTERFACE
,
196 ST_END_MODULE
, ST_END_PROGRAM
, ST_END_SELECT
, ST_END_SUBROUTINE
,
197 ST_END_WHERE
, ST_END_TYPE
, ST_ENTRY
, ST_EQUIVALENCE
, ST_EXIT
, ST_FORALL
,
198 ST_FORALL_BLOCK
, ST_FORMAT
, ST_FUNCTION
, ST_GOTO
, ST_IF_BLOCK
, ST_IMPLICIT
,
199 ST_IMPLICIT_NONE
, ST_INQUIRE
, ST_INTERFACE
, ST_PARAMETER
, ST_MODULE
,
200 ST_MODULE_PROC
, ST_NAMELIST
, ST_NULLIFY
, ST_OPEN
, ST_PAUSE
, ST_PRIVATE
,
201 ST_PROGRAM
, ST_PUBLIC
, ST_READ
, ST_RETURN
, ST_REWIND
, ST_STOP
,
203 ST_TYPE
, ST_USE
, ST_WHERE_BLOCK
, ST_WHERE
, ST_WRITE
, ST_ASSIGNMENT
,
204 ST_POINTER_ASSIGNMENT
, ST_SELECT_CASE
, ST_SEQUENCE
, ST_SIMPLE_IF
,
205 ST_STATEMENT_FUNCTION
, ST_DERIVED_DECL
, ST_LABEL_ASSIGNMENT
, ST_NONE
210 /* Types of interfaces that we can have. Assignment interfaces are
211 considered to be intrinsic operators. */
214 INTERFACE_NAMELESS
= 1, INTERFACE_GENERIC
,
215 INTERFACE_INTRINSIC_OP
, INTERFACE_USER_OP
219 /* Symbol flavors: these are all mutually exclusive.
220 10 elements = 4 bits. */
223 FL_UNKNOWN
= 0, FL_PROGRAM
, FL_BLOCK_DATA
, FL_MODULE
, FL_VARIABLE
,
224 FL_PARAMETER
, FL_LABEL
, FL_PROCEDURE
, FL_DERIVED
, FL_NAMELIST
228 /* Procedure types. 7 elements = 3 bits. */
230 { PROC_UNKNOWN
, PROC_MODULE
, PROC_INTERNAL
, PROC_DUMMY
,
231 PROC_INTRINSIC
, PROC_ST_FUNCTION
, PROC_EXTERNAL
237 { INTENT_UNKNOWN
= 0, INTENT_IN
, INTENT_OUT
, INTENT_INOUT
243 { ACCESS_UNKNOWN
= 0, ACCESS_PUBLIC
, ACCESS_PRIVATE
,
247 /* Flags to keep track of where an interface came from.
248 4 elements = 2 bits. */
250 { IFSRC_UNKNOWN
= 0, IFSRC_DECL
, IFSRC_IFBODY
, IFSRC_USAGE
254 /* Strings for all symbol attributes. We use these for dumping the
255 parse tree, in error messages, and also when reading and writing
256 modules. In symbol.c. */
257 extern const mstring flavors
[];
258 extern const mstring procedures
[];
259 extern const mstring intents
[];
260 extern const mstring access_types
[];
261 extern const mstring ifsrc_types
[];
263 /* Enumeration of all the generic intrinsic functions. Used by the
264 backend for identification of a function. */
266 enum gfc_generic_isym_id
268 /* GFC_ISYM_NONE is used for intrinsics which will never be seen by
269 the backend (eg. KIND). */
296 GFC_ISYM_COMMAND_ARGUMENT_COUNT
,
304 GFC_ISYM_DOT_PRODUCT
,
368 GFC_ISYM_SET_EXPONENT
,
394 typedef enum gfc_generic_isym_id gfc_generic_isym_id
;
396 /************************* Structures *****************************/
398 /* Symbol attribute structure. */
401 /* Variable attributes. */
402 unsigned allocatable
:1, dimension
:1, external
:1, intrinsic
:1,
403 optional
:1, pointer
:1, save
:1, target
:1,
404 dummy
:1, result
:1, assign
:1;
406 unsigned data
:1, /* Symbol is named in a DATA statement. */
407 use_assoc
:1; /* Symbol has been use-associated. */
409 unsigned in_namelist
:1, in_common
:1;
410 unsigned function
:1, subroutine
:1, generic
:1;
411 unsigned implicit_type
:1; /* Type defined via implicit rules. */
412 unsigned untyped
:1; /* No implicit type could be found. */
414 /* Function/subroutine attributes */
415 unsigned sequence
:1, elemental
:1, pure
:1, recursive
:1;
416 unsigned unmaskable
:1, masked
:1, contained
:1;
418 /* Set if this procedure is an alternate entry point. These procedures
419 don't have any code associated, and the backend will turn them into
420 thunks to the master function. */
422 /* Set if this is the master function for a procedure with multiple
424 unsigned entry_master
:1;
426 /* Set if a function must always be referenced by an explicit interface. */
427 unsigned always_explicit
:1;
429 /* Set if the symbol has been referenced in an expression. No further
430 modification of type or type parameters is permitted. */
431 unsigned referenced
:1;
433 /* Mutually exclusive multibit attributes. */
439 procedure_type proc
:3;
445 /* The following three structures are used to identify a location in
448 gfc_file is used to maintain a tree of the source files and how
449 they include each other
451 gfc_linebuf holds a single line of source code and information
452 which file it resides in
454 locus point to the sourceline and the character in the source
458 typedef struct gfc_file
460 struct gfc_file
*included_by
, *next
, *up
;
461 int inclusion_line
, line
;
465 typedef struct gfc_linebuf
467 #ifdef USE_MAPPED_LOCATION
468 source_location location
;
472 struct gfc_file
*file
;
473 struct gfc_linebuf
*next
;
478 #define gfc_linebuf_header_size (offsetof (gfc_linebuf, line))
489 # include <sys/param.h>
490 # define PATH_MAX MAXPATHLEN
494 extern int gfc_suppress_error
;
497 /* Character length structures hold the expression that gives the
498 length of a character variable. We avoid putting these into
499 gfc_typespec because doing so prevents us from doing structure
500 copies and forces us to deallocate any typespecs we create, as well
501 as structures that contain typespecs. They also can have multiple
502 character typespecs pointing to them.
504 These structures form a singly linked list within the current
505 namespace and are deallocated with the namespace. It is possible to
506 end up with gfc_charlen structures that have nothing pointing to them. */
508 typedef struct gfc_charlen
510 struct gfc_expr
*length
;
511 struct gfc_charlen
*next
;
516 #define gfc_get_charlen() gfc_getmem(sizeof(gfc_charlen))
518 /* Type specification structure. FIXME: derived and cl could be union??? */
523 struct gfc_symbol
*derived
;
524 gfc_charlen
*cl
; /* For character types only. */
528 /* Array specification. */
531 int rank
; /* A rank of zero means that a variable is a scalar. */
533 struct gfc_expr
*lower
[GFC_MAX_DIMENSIONS
], *upper
[GFC_MAX_DIMENSIONS
];
537 #define gfc_get_array_spec() gfc_getmem(sizeof(gfc_array_spec))
540 /* Components of derived types. */
541 typedef struct gfc_component
543 char name
[GFC_MAX_SYMBOL_LEN
+ 1];
546 int pointer
, dimension
;
551 struct gfc_expr
*initializer
;
552 struct gfc_component
*next
;
556 #define gfc_get_component() gfc_getmem(sizeof(gfc_component))
558 /* Formal argument lists are lists of symbols. */
559 typedef struct gfc_formal_arglist
561 /* Symbol representing the argument at this position in the arglist. */
562 struct gfc_symbol
*sym
;
563 /* Points to the next formal argument. */
564 struct gfc_formal_arglist
*next
;
568 #define gfc_get_formal_arglist() gfc_getmem(sizeof(gfc_formal_arglist))
571 /* The gfc_actual_arglist structure is for actual arguments. */
572 typedef struct gfc_actual_arglist
574 char name
[GFC_MAX_SYMBOL_LEN
+ 1];
575 /* Alternate return label when the expr member is null. */
576 struct gfc_st_label
*label
;
578 /* This is set to the type of an eventual omitted optional
579 argument. This is used to determine if a hidden string length
580 argument has to be added to a function call. */
583 struct gfc_expr
*expr
;
584 struct gfc_actual_arglist
*next
;
588 #define gfc_get_actual_arglist() gfc_getmem(sizeof(gfc_actual_arglist))
591 /* Because a symbol can belong to multiple namelists, they must be
592 linked externally to the symbol itself. */
593 typedef struct gfc_namelist
595 struct gfc_symbol
*sym
;
596 struct gfc_namelist
*next
;
600 #define gfc_get_namelist() gfc_getmem(sizeof(gfc_namelist))
603 /* The gfc_st_label structure is a doubly linked list attached to a
604 namespace that records the usage of statement labels within that
606 /* TODO: Make format/statement specifics a union. */
607 typedef struct gfc_st_label
611 gfc_sl_type defined
, referenced
;
613 struct gfc_expr
*format
;
619 struct gfc_st_label
*prev
, *next
;
624 /* gfc_interface()-- Interfaces are lists of symbols strung together. */
625 typedef struct gfc_interface
627 struct gfc_symbol
*sym
;
629 struct gfc_interface
*next
;
633 #define gfc_get_interface() gfc_getmem(sizeof(gfc_interface))
636 /* User operator nodes. These are like stripped down symbols. */
639 char name
[GFC_MAX_SYMBOL_LEN
+ 1];
641 gfc_interface
*operator;
642 struct gfc_namespace
*ns
;
647 /* Symbol nodes. These are important things. They are what the
648 standard refers to as "entities". The possibly multiple names that
649 refer to the same entity are accomplished by a binary tree of
650 symtree structures that is balanced by the red-black method-- more
651 than one symtree node can point to any given symbol. */
653 typedef struct gfc_symbol
655 char name
[GFC_MAX_SYMBOL_LEN
+ 1]; /* Primary name, before renaming */
656 char module
[GFC_MAX_SYMBOL_LEN
+ 1]; /* Module this symbol came from */
660 symbol_attribute attr
;
662 /* The interface member points to the formal argument list if the
663 symbol is a function or subroutine name. If the symbol is a
664 generic name, the generic member points to the list of
667 gfc_interface
*generic
;
668 gfc_access component_access
;
670 gfc_formal_arglist
*formal
;
671 struct gfc_namespace
*formal_ns
;
673 struct gfc_expr
*value
; /* Parameter/Initializer value */
675 struct gfc_symbol
*result
; /* function result symbol */
676 gfc_component
*components
; /* Derived type components */
678 struct gfc_symbol
*common_next
; /* Links for COMMON syms */
679 /* Make sure setup code for dummy arguments is generated in the correct
683 gfc_namelist
*namelist
, *namelist_tail
;
685 /* Change management fields. Symbols that might be modified by the
686 current statement have the mark member nonzero and are kept in a
687 singly linked list through the tlink field. Of these symbols,
688 symbols with old_symbol equal to NULL are symbols created within
689 the current statement. Otherwise, old_symbol points to a copy of
692 struct gfc_symbol
*old_symbol
, *tlink
;
693 unsigned mark
:1, new:1;
694 /* Nonzero if all equivalences associated with this symbol have been
696 unsigned equiv_built
:1;
698 struct gfc_namespace
*ns
; /* namespace containing this symbol */
705 /* This structure is used to keep track of symbols in common blocks. */
710 int use_assoc
, saved
;
711 char name
[GFC_MAX_SYMBOL_LEN
+ 1];
716 #define gfc_get_common_head() gfc_getmem(sizeof(gfc_common_head))
719 /* A list of all the alternate entry points for a procedure. */
721 typedef struct gfc_entry_list
723 /* The symbol for this entry point. */
725 /* The zero-based id of this entry point. */
727 /* The LABEL_EXPR marking this entry point. */
729 /* The nest item in the list. */
730 struct gfc_entry_list
*next
;
734 #define gfc_get_entry_list() \
735 (gfc_entry_list *) gfc_getmem(sizeof(gfc_entry_list))
737 /* Within a namespace, symbols are pointed to by symtree nodes that
738 are linked together in a balanced binary tree. There can be
739 several symtrees pointing to the same symbol node via USE
742 #define BBT_HEADER(self) int priority; struct self *left, *right
744 typedef struct gfc_symtree
746 BBT_HEADER (gfc_symtree
);
747 char name
[GFC_MAX_SYMBOL_LEN
+ 1];
751 gfc_symbol
*sym
; /* Symbol associated with this node */
753 gfc_common_head
*common
;
761 /* A namespace describes the contents of procedure, module or
763 /* ??? Anything else use these? */
765 typedef struct gfc_namespace
767 /* Tree containing all the symbols in this namespace. */
768 gfc_symtree
*sym_root
;
769 /* Tree containing all the user-defined operators in the namespace. */
770 gfc_symtree
*uop_root
;
771 /* Tree containing all the common blocks. */
772 gfc_symtree
*common_root
;
774 /* If set_flag[letter] is set, an implicit type has been set for letter. */
775 int set_flag
[GFC_LETTERS
];
776 /* Keeps track of the implicit types associated with the letters. */
777 gfc_typespec default_type
[GFC_LETTERS
];
779 /* If this is a namespace of a procedure, this points to the procedure. */
780 struct gfc_symbol
*proc_name
;
781 /* If this is the namespace of a unit which contains executable
782 code, this points to it. */
783 struct gfc_code
*code
;
785 /* Points to the equivalences set up in this namespace. */
786 struct gfc_equiv
*equiv
;
787 gfc_interface
*operator[GFC_INTRINSIC_OPS
];
789 /* Points to the parent namespace, i.e. the namespace of a module or
790 procedure in which the procedure belonging to this namespace is
791 contained. The parent namespace points to this namespace either
792 directly via CONTAINED, or indirectly via the chain built by
794 struct gfc_namespace
*parent
;
795 /* CONTAINED points to the first contained namespace. Sibling
796 namespaces are chained via SIBLING. */
797 struct gfc_namespace
*contained
, *sibling
;
799 gfc_common_head blank_common
;
800 gfc_access default_access
, operator_access
[GFC_INTRINSIC_OPS
];
802 gfc_st_label
*st_labels
;
803 /* This list holds information about all the data initializers in
805 struct gfc_data
*data
;
807 gfc_charlen
*cl_list
;
809 int save_all
, seen_save
;
811 /* Normally we don't need to refcount namespaces. However when we read
812 a module containing a function with multiple entry points, this
813 will appear as several functions with the same formal namespace. */
816 /* A list of all alternate entry points to this procedure (or NULL). */
817 gfc_entry_list
*entries
;
819 /* Set to 1 if namespace is a BLOCK DATA program unit. */
824 extern gfc_namespace
*gfc_current_ns
;
826 /* Global symbols are symbols of global scope. Currently we only use
827 this to detect collisions already when parsing.
828 TODO: Extend to verify procedure calls. */
830 typedef struct gfc_gsymbol
832 BBT_HEADER(gfc_gsymbol
);
834 char name
[GFC_MAX_SYMBOL_LEN
+1];
835 enum { GSYM_UNKNOWN
=1, GSYM_PROGRAM
, GSYM_FUNCTION
, GSYM_SUBROUTINE
,
836 GSYM_MODULE
, GSYM_COMMON
, GSYM_BLOCK_DATA
} type
;
843 extern gfc_gsymbol
*gfc_gsym_root
;
845 /* Information on interfaces being built. */
856 extern gfc_interface_info current_interface
;
859 /* Array reference. */
860 typedef struct gfc_array_ref
863 int dimen
; /* # of components in the reference */
867 locus c_where
[GFC_MAX_DIMENSIONS
]; /* All expressions can be NULL */
868 struct gfc_expr
*start
[GFC_MAX_DIMENSIONS
], *end
[GFC_MAX_DIMENSIONS
],
869 *stride
[GFC_MAX_DIMENSIONS
];
872 { DIMEN_ELEMENT
= 1, DIMEN_RANGE
, DIMEN_VECTOR
, DIMEN_UNKNOWN
}
873 dimen_type
[GFC_MAX_DIMENSIONS
];
875 struct gfc_expr
*offset
;
879 #define gfc_get_array_ref() gfc_getmem(sizeof(gfc_array_ref))
882 /* Component reference nodes. A variable is stored as an expression
883 node that points to the base symbol. After that, a singly linked
884 list of component reference nodes gives the variable's complete
885 resolution. The array_ref component may be present and comes
886 before the component component. */
889 { REF_ARRAY
, REF_COMPONENT
, REF_SUBSTRING
}
892 typedef struct gfc_ref
898 struct gfc_array_ref ar
;
902 gfc_component
*component
;
909 struct gfc_expr
*start
, *end
; /* Substring */
917 struct gfc_ref
*next
;
921 #define gfc_get_ref() gfc_getmem(sizeof(gfc_ref))
924 /* Structures representing intrinsic symbols and their arguments lists. */
925 typedef struct gfc_intrinsic_arg
927 char name
[GFC_MAX_SYMBOL_LEN
+ 1];
931 gfc_actual_arglist
*actual
;
933 struct gfc_intrinsic_arg
*next
;
939 /* Specifies the various kinds of check functions used to verify the
940 argument lists of intrinsic functions. fX with X an integer refer
941 to check functions of intrinsics with X arguments. f1m is used for
942 the MAX and MIN intrinsics which can have an arbitrary number of
943 arguments, f3ml is used for the MINLOC and MAXLOC intrinsics as
944 these have special semantics. */
949 try (*f1
)(struct gfc_expr
*);
950 try (*f1m
)(gfc_actual_arglist
*);
951 try (*f2
)(struct gfc_expr
*, struct gfc_expr
*);
952 try (*f3
)(struct gfc_expr
*, struct gfc_expr
*, struct gfc_expr
*);
953 try (*f3ml
)(gfc_actual_arglist
*);
954 try (*f3red
)(gfc_actual_arglist
*);
955 try (*f4
)(struct gfc_expr
*, struct gfc_expr
*, struct gfc_expr
*,
957 try (*f5
)(struct gfc_expr
*, struct gfc_expr
*, struct gfc_expr
*,
958 struct gfc_expr
*, struct gfc_expr
*);
962 /* Like gfc_check_f, these specify the type of the simplification
963 function associated with an intrinsic. The fX are just like in
964 gfc_check_f. cc is used for type conversion functions. */
968 struct gfc_expr
*(*f0
)(void);
969 struct gfc_expr
*(*f1
)(struct gfc_expr
*);
970 struct gfc_expr
*(*f2
)(struct gfc_expr
*, struct gfc_expr
*);
971 struct gfc_expr
*(*f3
)(struct gfc_expr
*, struct gfc_expr
*,
973 struct gfc_expr
*(*f4
)(struct gfc_expr
*, struct gfc_expr
*,
974 struct gfc_expr
*, struct gfc_expr
*);
975 struct gfc_expr
*(*f5
)(struct gfc_expr
*, struct gfc_expr
*,
976 struct gfc_expr
*, struct gfc_expr
*,
978 struct gfc_expr
*(*cc
)(struct gfc_expr
*, bt
, int);
982 /* Again like gfc_check_f, these specify the type of the resolution
983 function associated with an intrinsic. The fX are just like in
984 gfc_check_f. f1m is used for MIN and MAX, s1 is used for abort().
989 void (*f0
)(struct gfc_expr
*);
990 void (*f1
)(struct gfc_expr
*, struct gfc_expr
*);
991 void (*f1m
)(struct gfc_expr
*, struct gfc_actual_arglist
*);
992 void (*f2
)(struct gfc_expr
*, struct gfc_expr
*, struct gfc_expr
*);
993 void (*f3
)(struct gfc_expr
*, struct gfc_expr
*, struct gfc_expr
*,
995 void (*f4
)(struct gfc_expr
*, struct gfc_expr
*, struct gfc_expr
*,
996 struct gfc_expr
*, struct gfc_expr
*);
997 void (*f5
)(struct gfc_expr
*, struct gfc_expr
*, struct gfc_expr
*,
998 struct gfc_expr
*, struct gfc_expr
*, struct gfc_expr
*);
999 void (*s1
)(struct gfc_code
*);
1004 typedef struct gfc_intrinsic_sym
1006 char name
[GFC_MAX_SYMBOL_LEN
+ 1], lib_name
[GFC_MAX_SYMBOL_LEN
+ 1];
1007 gfc_intrinsic_arg
*formal
;
1009 int elemental
, pure
, generic
, specific
, actual_ok
, standard
;
1011 gfc_simplify_f simplify
;
1013 gfc_resolve_f resolve
;
1014 struct gfc_intrinsic_sym
*specific_head
, *next
;
1015 gfc_generic_isym_id generic_id
;
1021 /* Expression nodes. The expression node types deserve explanations,
1022 since the last couple can be easily misconstrued:
1024 EXPR_OP Operator node pointing to one or two other nodes
1025 EXPR_FUNCTION Function call, symbol points to function's name
1026 EXPR_CONSTANT A scalar constant: Logical, String, Real, Int or Complex
1027 EXPR_VARIABLE An Lvalue with a root symbol and possible reference list
1028 which expresses structure, array and substring refs.
1029 EXPR_NULL The NULL pointer value (which also has a basic type).
1030 EXPR_SUBSTRING A substring of a constant string
1031 EXPR_STRUCTURE A structure constructor
1032 EXPR_ARRAY An array constructor. */
1036 #define GFC_RND_MODE GMP_RNDN
1038 typedef struct gfc_expr
1042 gfc_typespec ts
; /* These two refer to the overall expression */
1045 mpz_t
*shape
; /* Can be NULL if shape is unknown at compile time */
1047 gfc_intrinsic_op
operator;
1049 /* Nonnull for functions and structure constructors */
1050 gfc_symtree
*symtree
;
1055 struct gfc_expr
*op1
, *op2
;
1073 gfc_actual_arglist
*actual
;
1074 const char *name
; /* Points to the ultimate name of the function */
1075 gfc_intrinsic_sym
*isym
;
1087 struct gfc_constructor
*constructor
;
1095 #define gfc_get_shape(rank) ((mpz_t *) gfc_getmem((rank)*sizeof(mpz_t)))
1097 /* Structures for information associated with different kinds of
1098 numbers. The first set of integer parameters define all there is
1099 to know about a particular kind. The rest of the elements are
1100 computed from the first elements. */
1104 /* Values really representable by the target. */
1105 mpz_t huge
, pedantic_min_int
, min_int
, max_int
;
1107 int kind
, radix
, digits
, bit_size
, range
;
1109 /* True if the C type of the given name maps to this precision.
1110 Note that more than one bit can be set. */
1111 unsigned int c_char
: 1;
1112 unsigned int c_short
: 1;
1113 unsigned int c_int
: 1;
1114 unsigned int c_long
: 1;
1115 unsigned int c_long_long
: 1;
1119 extern gfc_integer_info gfc_integer_kinds
[];
1126 /* True if the C++ type bool, C99 type _Bool, maps to this precision. */
1127 unsigned int c_bool
: 1;
1131 extern gfc_logical_info gfc_logical_kinds
[];
1136 mpfr_t epsilon
, huge
, tiny
;
1137 int kind
, radix
, digits
, min_exponent
, max_exponent
;
1138 int range
, precision
;
1140 /* The precision of the type as reported by GET_MODE_PRECISION. */
1143 /* True if the C type of the given name maps to this precision.
1144 Note that more than one bit can be set. */
1145 unsigned int c_float
: 1;
1146 unsigned int c_double
: 1;
1147 unsigned int c_long_double
: 1;
1151 extern gfc_real_info gfc_real_kinds
[];
1154 /* Equivalence structures. Equivalent lvalues are linked along the
1155 *eq pointer, equivalence sets are strung along the *next node. */
1156 typedef struct gfc_equiv
1158 struct gfc_equiv
*next
, *eq
;
1164 #define gfc_get_equiv() gfc_getmem(sizeof(gfc_equiv))
1167 /* gfc_case stores the selector list of a case statement. The *low
1168 and *high pointers can point to the same expression in the case of
1169 a single value. If *high is NULL, the selection is from *low
1170 upwards, if *low is NULL the selection is *high downwards.
1172 This structure has separate fields to allow single and double linked
1173 lists of CASEs at the same time. The singe linked list along the NEXT
1174 field is a list of cases for a single CASE label. The double linked
1175 list along the LEFT/RIGHT fields is used to detect overlap and to
1176 build a table of the cases for SELECT constructs with a CHARACTER
1179 typedef struct gfc_case
1181 /* Where we saw this case. */
1185 /* Case range values. If (low == high), it's a single value. If one of
1186 the labels is NULL, it's an unbounded case. If both are NULL, this
1187 represents the default case. */
1188 gfc_expr
*low
, *high
;
1190 /* Next case label in the list of cases for a single CASE label. */
1191 struct gfc_case
*next
;
1193 /* Used for detecting overlap, and for code generation. */
1194 struct gfc_case
*left
, *right
;
1196 /* True if this case label can never be matched. */
1201 #define gfc_get_case() gfc_getmem(sizeof(gfc_case))
1206 gfc_expr
*var
, *start
, *end
, *step
;
1210 #define gfc_get_iterator() gfc_getmem(sizeof(gfc_iterator))
1213 /* Allocation structure for ALLOCATE, DEALLOCATE and NULLIFY statements. */
1215 typedef struct gfc_alloc
1218 struct gfc_alloc
*next
;
1222 #define gfc_get_alloc() gfc_getmem(sizeof(gfc_alloc))
1227 gfc_expr
*unit
, *file
, *status
, *access
, *form
, *recl
,
1228 *blank
, *position
, *action
, *delim
, *pad
, *iostat
;
1236 gfc_expr
*unit
, *status
, *iostat
;
1244 gfc_expr
*unit
, *iostat
;
1252 gfc_expr
*unit
, *file
, *iostat
, *exist
, *opened
, *number
, *named
,
1253 *name
, *access
, *sequential
, *direct
, *form
, *formatted
,
1254 *unformatted
, *recl
, *nextrec
, *blank
, *position
, *action
, *read
,
1255 *write
, *readwrite
, *delim
, *pad
, *iolength
;
1265 gfc_expr
*io_unit
, *format_expr
, *rec
, *advance
, *iostat
, *size
;
1267 gfc_symbol
*namelist
;
1268 /* A format_label of `format_asterisk' indicates the "*" format */
1269 gfc_st_label
*format_label
;
1270 gfc_st_label
*err
, *end
, *eor
;
1272 locus eor_where
, end_where
;
1277 typedef struct gfc_forall_iterator
1279 gfc_expr
*var
, *start
, *end
, *stride
;
1280 struct gfc_forall_iterator
*next
;
1282 gfc_forall_iterator
;
1285 /* Executable statements that fill gfc_code structures. */
1288 EXEC_NOP
= 1, EXEC_ASSIGN
, EXEC_LABEL_ASSIGN
, EXEC_POINTER_ASSIGN
,
1289 EXEC_GOTO
, EXEC_CALL
, EXEC_RETURN
, EXEC_ENTRY
,
1290 EXEC_PAUSE
, EXEC_STOP
, EXEC_CONTINUE
,
1291 EXEC_IF
, EXEC_ARITHMETIC_IF
, EXEC_DO
, EXEC_DO_WHILE
, EXEC_SELECT
,
1292 EXEC_FORALL
, EXEC_WHERE
, EXEC_CYCLE
, EXEC_EXIT
,
1293 EXEC_ALLOCATE
, EXEC_DEALLOCATE
,
1294 EXEC_OPEN
, EXEC_CLOSE
,
1295 EXEC_READ
, EXEC_WRITE
, EXEC_IOLENGTH
, EXEC_TRANSFER
, EXEC_DT_END
,
1296 EXEC_BACKSPACE
, EXEC_ENDFILE
, EXEC_INQUIRE
, EXEC_REWIND
1300 typedef struct gfc_code
1304 struct gfc_code
*block
, *next
;
1307 gfc_st_label
*here
, *label
, *label2
, *label3
;
1308 gfc_symtree
*symtree
;
1309 gfc_expr
*expr
, *expr2
;
1310 /* A name isn't sufficient to identify a subroutine, we need the actual
1311 symbol for the interface definition.
1312 const char *sub_name; */
1313 gfc_symbol
*resolved_sym
;
1317 gfc_actual_arglist
*actual
;
1318 gfc_case
*case_list
;
1319 gfc_iterator
*iterator
;
1320 gfc_alloc
*alloc_list
;
1323 gfc_filepos
*filepos
;
1324 gfc_inquire
*inquire
;
1326 gfc_forall_iterator
*forall_iterator
;
1327 struct gfc_code
*whichloop
;
1329 gfc_entry_list
*entry
;
1331 ext
; /* Points to additional structures required by statement */
1333 /* Backend_decl is used for cycle and break labels in do loops, and
1334 * probably for other constructs as well, once we translate them. */
1340 /* Storage for DATA statements. */
1341 typedef struct gfc_data_variable
1345 struct gfc_data_variable
*list
, *next
;
1350 typedef struct gfc_data_value
1352 unsigned int repeat
;
1354 struct gfc_data_value
*next
;
1359 typedef struct gfc_data
1361 gfc_data_variable
*var
;
1362 gfc_data_value
*value
;
1365 struct gfc_data
*next
;
1369 #define gfc_get_data_variable() gfc_getmem(sizeof(gfc_data_variable))
1370 #define gfc_get_data_value() gfc_getmem(sizeof(gfc_data_value))
1371 #define gfc_get_data() gfc_getmem(sizeof(gfc_data))
1374 /* Structure for holding compile options */
1379 gfc_source_form source_form
;
1380 int fixed_line_length
;
1381 int max_identifier_length
;
1385 int warn_conversion
;
1386 int warn_implicit_interface
;
1387 int warn_line_truncation
;
1389 int warn_surprising
;
1390 int warn_unused_labels
;
1393 int flag_underscoring
;
1394 int flag_second_underscore
;
1395 int flag_implicit_none
;
1396 int flag_max_stack_var_size
;
1397 int flag_module_access_private
;
1398 int flag_no_backend
;
1399 int flag_pack_derived
;
1400 int flag_repack_arrays
;
1408 int warn_nonstd_intrinsics
;
1412 extern gfc_option_t gfc_option
;
1415 /* Constructor nodes for array and structure constructors. */
1416 typedef struct gfc_constructor
1419 gfc_iterator
*iterator
;
1421 struct gfc_constructor
*next
;
1424 mpz_t offset
; /* Record the offset of array element which appears in
1425 data statement like "data a(5)/4/". */
1426 gfc_component
*component
; /* Record the component being initialized. */
1429 mpz_t repeat
; /* Record the repeat number of initial values in data
1430 statement like "data a/5*10/". */
1435 typedef struct iterator_stack
1437 gfc_symtree
*variable
;
1439 struct iterator_stack
*prev
;
1442 extern iterator_stack
*iter_stack
;
1444 /************************ Function prototypes *************************/
1447 void gfc_formalize_init_value (gfc_symbol
*);
1448 void gfc_get_section_index (gfc_array_ref
*, mpz_t
*, mpz_t
*);
1449 void gfc_assign_data_value (gfc_expr
*, gfc_expr
*, mpz_t
);
1450 void gfc_assign_data_value_range (gfc_expr
*, gfc_expr
*, mpz_t
, mpz_t
);
1451 void gfc_advance_section (mpz_t
*, gfc_array_ref
*, mpz_t
*);
1454 void gfc_scanner_done_1 (void);
1455 void gfc_scanner_init_1 (void);
1457 void gfc_add_include_path (const char *);
1458 void gfc_release_include_path (void);
1459 FILE *gfc_open_included_file (const char *);
1461 int gfc_at_end (void);
1462 int gfc_at_eof (void);
1463 int gfc_at_bol (void);
1464 int gfc_at_eol (void);
1465 void gfc_advance_line (void);
1466 int gfc_check_include (void);
1468 void gfc_skip_comments (void);
1469 int gfc_next_char_literal (int);
1470 int gfc_next_char (void);
1471 int gfc_peek_char (void);
1472 void gfc_error_recovery (void);
1473 void gfc_gobble_whitespace (void);
1474 try gfc_new_file (const char *, gfc_source_form
);
1476 extern gfc_source_form gfc_current_form
;
1477 extern char *gfc_source_file
;
1478 extern locus gfc_current_locus
;
1481 void *gfc_getmem (size_t) ATTRIBUTE_MALLOC
;
1482 void gfc_free (void *);
1483 int gfc_terminal_width(void);
1484 void gfc_clear_ts (gfc_typespec
*);
1485 FILE *gfc_open_file (const char *);
1486 const char *gfc_article (const char *);
1487 const char *gfc_basic_typename (bt
);
1488 const char *gfc_typename (gfc_typespec
*);
1490 #define gfc_op2string(OP) (OP == INTRINSIC_ASSIGN ? \
1491 "=" : gfc_code2string (intrinsic_operators, OP))
1493 const char *gfc_code2string (const mstring
*, int);
1494 int gfc_string2code (const mstring
*, const char *);
1495 const char *gfc_intent_string (sym_intent
);
1497 void gfc_init_1 (void);
1498 void gfc_init_2 (void);
1499 void gfc_done_1 (void);
1500 void gfc_done_2 (void);
1503 unsigned int gfc_init_options (unsigned int, const char **);
1504 int gfc_handle_option (size_t, const char *, int);
1505 bool gfc_post_options (const char **);
1508 const char * gfc_get_string (const char *, ...) ATTRIBUTE_PRINTF_1
;
1512 typedef struct gfc_error_buf
1515 char message
[MAX_ERROR_MESSAGE
];
1518 void gfc_error_init_1 (void);
1519 void gfc_buffer_error (int);
1521 void gfc_warning (const char *, ...);
1522 void gfc_warning_now (const char *, ...);
1523 void gfc_clear_warning (void);
1524 void gfc_warning_check (void);
1526 void gfc_error (const char *, ...);
1527 void gfc_error_now (const char *, ...);
1528 void gfc_fatal_error (const char *, ...) ATTRIBUTE_NORETURN
;
1529 void gfc_internal_error (const char *, ...) ATTRIBUTE_NORETURN
;
1530 void gfc_clear_error (void);
1531 int gfc_error_check (void);
1533 try gfc_notify_std (int, const char *, ...);
1535 /* A general purpose syntax error. */
1536 #define gfc_syntax_error(ST) \
1537 gfc_error ("Syntax error in %s statement at %C", gfc_ascii_statement (ST));
1539 void gfc_push_error (gfc_error_buf
*);
1540 void gfc_pop_error (gfc_error_buf
*);
1542 void gfc_status (const char *, ...) ATTRIBUTE_PRINTF_1
;
1543 void gfc_status_char (char);
1545 void gfc_get_errors (int *, int *);
1548 void gfc_arith_init_1 (void);
1549 void gfc_arith_done_1 (void);
1552 int gfc_validate_kind (bt
, int, bool);
1553 extern int gfc_index_integer_kind
;
1554 extern int gfc_default_integer_kind
;
1555 extern int gfc_default_real_kind
;
1556 extern int gfc_default_double_kind
;
1557 extern int gfc_default_character_kind
;
1558 extern int gfc_default_logical_kind
;
1559 extern int gfc_default_complex_kind
;
1560 extern int gfc_c_int_kind
;
1563 void gfc_clear_new_implicit (void);
1564 try gfc_add_new_implicit_range (int, int);
1565 try gfc_merge_new_implicit (gfc_typespec
*);
1566 void gfc_set_implicit_none (void);
1568 gfc_typespec
*gfc_get_default_type (gfc_symbol
*, gfc_namespace
*);
1569 try gfc_set_default_type (gfc_symbol
*, int, gfc_namespace
*);
1571 void gfc_set_component_attr (gfc_component
*, symbol_attribute
*);
1572 void gfc_get_component_attr (symbol_attribute
*, gfc_component
*);
1574 void gfc_set_sym_referenced (gfc_symbol
* sym
);
1576 try gfc_add_allocatable (symbol_attribute
*, locus
*);
1577 try gfc_add_dimension (symbol_attribute
*, const char *, locus
*);
1578 try gfc_add_external (symbol_attribute
*, locus
*);
1579 try gfc_add_intrinsic (symbol_attribute
*, locus
*);
1580 try gfc_add_optional (symbol_attribute
*, locus
*);
1581 try gfc_add_pointer (symbol_attribute
*, locus
*);
1582 try gfc_add_result (symbol_attribute
*, const char *, locus
*);
1583 try gfc_add_save (symbol_attribute
*, const char *, locus
*);
1584 try gfc_add_saved_common (symbol_attribute
*, locus
*);
1585 try gfc_add_target (symbol_attribute
*, locus
*);
1586 try gfc_add_dummy (symbol_attribute
*, const char *, locus
*);
1587 try gfc_add_generic (symbol_attribute
*, const char *, locus
*);
1588 try gfc_add_common (symbol_attribute
*, locus
*);
1589 try gfc_add_in_common (symbol_attribute
*, const char *, locus
*);
1590 try gfc_add_data (symbol_attribute
*, const char *, locus
*);
1591 try gfc_add_in_namelist (symbol_attribute
*, const char *, locus
*);
1592 try gfc_add_sequence (symbol_attribute
*, const char *, locus
*);
1593 try gfc_add_elemental (symbol_attribute
*, locus
*);
1594 try gfc_add_pure (symbol_attribute
*, locus
*);
1595 try gfc_add_recursive (symbol_attribute
*, locus
*);
1596 try gfc_add_function (symbol_attribute
*, const char *, locus
*);
1597 try gfc_add_subroutine (symbol_attribute
*, const char *, locus
*);
1599 try gfc_add_access (symbol_attribute
*, gfc_access
, const char *, locus
*);
1600 try gfc_add_flavor (symbol_attribute
*, sym_flavor
, const char *, locus
*);
1601 try gfc_add_entry (symbol_attribute
*, const char *, locus
*);
1602 try gfc_add_procedure (symbol_attribute
*, procedure_type
,
1603 const char *, locus
*);
1604 try gfc_add_intent (symbol_attribute
*, sym_intent
, locus
*);
1605 try gfc_add_explicit_interface (gfc_symbol
*, ifsrc
,
1606 gfc_formal_arglist
*, locus
*);
1607 try gfc_add_type (gfc_symbol
*, gfc_typespec
*, locus
*);
1609 void gfc_clear_attr (symbol_attribute
*);
1610 try gfc_missing_attr (symbol_attribute
*, locus
*);
1611 try gfc_copy_attr (symbol_attribute
*, symbol_attribute
*, locus
*);
1613 try gfc_add_component (gfc_symbol
*, const char *, gfc_component
**);
1614 gfc_symbol
*gfc_use_derived (gfc_symbol
*);
1615 gfc_symtree
*gfc_use_derived_tree (gfc_symtree
*);
1616 gfc_component
*gfc_find_component (gfc_symbol
*, const char *);
1618 gfc_st_label
*gfc_get_st_label (int);
1619 void gfc_free_st_label (gfc_st_label
*);
1620 void gfc_define_st_label (gfc_st_label
*, gfc_sl_type
, locus
*);
1621 try gfc_reference_st_label (gfc_st_label
*, gfc_sl_type
);
1623 gfc_namespace
*gfc_get_namespace (gfc_namespace
*, int);
1624 gfc_symtree
*gfc_new_symtree (gfc_symtree
**, const char *);
1625 gfc_symtree
*gfc_find_symtree (gfc_symtree
*, const char *);
1626 gfc_user_op
*gfc_get_uop (const char *);
1627 gfc_user_op
*gfc_find_uop (const char *, gfc_namespace
*);
1628 void gfc_free_symbol (gfc_symbol
*);
1629 gfc_symbol
*gfc_new_symbol (const char *, gfc_namespace
*);
1630 int gfc_find_symbol (const char *, gfc_namespace
*, int, gfc_symbol
**);
1631 int gfc_find_sym_tree (const char *, gfc_namespace
*, int, gfc_symtree
**);
1632 int gfc_get_symbol (const char *, gfc_namespace
*, gfc_symbol
**);
1633 int gfc_get_sym_tree (const char *, gfc_namespace
*, gfc_symtree
**);
1634 int gfc_get_ha_symbol (const char *, gfc_symbol
**);
1635 int gfc_get_ha_sym_tree (const char *, gfc_symtree
**);
1637 int gfc_symbols_could_alias (gfc_symbol
*, gfc_symbol
*);
1639 void gfc_undo_symbols (void);
1640 void gfc_commit_symbols (void);
1641 void gfc_free_namespace (gfc_namespace
*);
1643 void gfc_symbol_init_2 (void);
1644 void gfc_symbol_done_2 (void);
1646 void gfc_traverse_symtree (gfc_symtree
*, void (*)(gfc_symtree
*));
1647 void gfc_traverse_ns (gfc_namespace
*, void (*)(gfc_symbol
*));
1648 void gfc_traverse_user_op (gfc_namespace
*, void (*)(gfc_user_op
*));
1649 void gfc_save_all (gfc_namespace
*);
1651 void gfc_symbol_state (void);
1653 gfc_gsymbol
*gfc_get_gsymbol (char *);
1654 gfc_gsymbol
*gfc_find_gsymbol (gfc_gsymbol
*, char *);
1657 extern int gfc_init_expr
;
1659 /* Given a symbol that we have decided is intrinsic, mark it as such
1660 by placing it into a special module that is otherwise impossible to
1663 #define gfc_intrinsic_symbol(SYM) strcpy (SYM->module, "(intrinsic)")
1665 void gfc_intrinsic_init_1 (void);
1666 void gfc_intrinsic_done_1 (void);
1668 char gfc_type_letter (bt
);
1669 gfc_symbol
* gfc_get_intrinsic_sub_symbol (const char *);
1670 try gfc_convert_type (gfc_expr
*, gfc_typespec
*, int);
1671 try gfc_convert_type_warn (gfc_expr
*, gfc_typespec
*, int, int);
1672 int gfc_generic_intrinsic (const char *);
1673 int gfc_specific_intrinsic (const char *);
1674 int gfc_intrinsic_name (const char *, int);
1675 gfc_intrinsic_sym
*gfc_find_function (const char *);
1677 match
gfc_intrinsic_func_interface (gfc_expr
*, int);
1678 match
gfc_intrinsic_sub_interface (gfc_code
*, int);
1681 void gfc_simplify_init_1 (void);
1683 /* match.c -- FIXME */
1684 void gfc_free_iterator (gfc_iterator
*, int);
1685 void gfc_free_forall_iterator (gfc_forall_iterator
*);
1686 void gfc_free_alloc_list (gfc_alloc
*);
1687 void gfc_free_namelist (gfc_namelist
*);
1688 void gfc_free_equiv (gfc_equiv
*);
1689 void gfc_free_data (gfc_data
*);
1690 void gfc_free_case_list (gfc_case
*);
1693 void gfc_free_actual_arglist (gfc_actual_arglist
*);
1694 gfc_actual_arglist
*gfc_copy_actual_arglist (gfc_actual_arglist
*);
1695 const char *gfc_extract_int (gfc_expr
*, int *);
1697 gfc_expr
*gfc_build_conversion (gfc_expr
*);
1698 void gfc_free_ref_list (gfc_ref
*);
1699 void gfc_type_convert_binary (gfc_expr
*);
1700 int gfc_is_constant_expr (gfc_expr
*);
1701 try gfc_simplify_expr (gfc_expr
*, int);
1703 gfc_expr
*gfc_get_expr (void);
1704 void gfc_free_expr (gfc_expr
*);
1705 void gfc_replace_expr (gfc_expr
*, gfc_expr
*);
1706 gfc_expr
*gfc_int_expr (int);
1707 gfc_expr
*gfc_logical_expr (int, locus
*);
1708 mpz_t
*gfc_copy_shape (mpz_t
*, int);
1709 mpz_t
*gfc_copy_shape_excluding (mpz_t
*, int, gfc_expr
*);
1710 gfc_expr
*gfc_copy_expr (gfc_expr
*);
1712 try gfc_specification_expr (gfc_expr
*);
1714 int gfc_numeric_ts (gfc_typespec
*);
1715 int gfc_kind_max (gfc_expr
*, gfc_expr
*);
1717 try gfc_check_conformance (const char *, gfc_expr
*, gfc_expr
*);
1718 try gfc_check_assign (gfc_expr
*, gfc_expr
*, int);
1719 try gfc_check_pointer_assign (gfc_expr
*, gfc_expr
*);
1720 try gfc_check_assign_symbol (gfc_symbol
*, gfc_expr
*);
1722 gfc_expr
*gfc_default_initializer (gfc_typespec
*);
1723 gfc_expr
*gfc_get_variable_expr (gfc_symtree
*);
1727 extern gfc_code new_st
;
1729 void gfc_clear_new_st (void);
1730 gfc_code
*gfc_get_code (void);
1731 gfc_code
*gfc_append_code (gfc_code
*, gfc_code
*);
1732 void gfc_free_statement (gfc_code
*);
1733 void gfc_free_statements (gfc_code
*);
1736 try gfc_resolve_expr (gfc_expr
*);
1737 void gfc_resolve (gfc_namespace
*);
1738 int gfc_impure_variable (gfc_symbol
*);
1739 int gfc_pure (gfc_symbol
*);
1740 int gfc_elemental (gfc_symbol
*);
1741 try gfc_resolve_iterator (gfc_iterator
*, bool);
1742 try gfc_resolve_index (gfc_expr
*, int);
1745 void gfc_free_array_spec (gfc_array_spec
*);
1746 gfc_array_ref
*gfc_copy_array_ref (gfc_array_ref
*);
1748 try gfc_set_array_spec (gfc_symbol
*, gfc_array_spec
*, locus
*);
1749 gfc_array_spec
*gfc_copy_array_spec (gfc_array_spec
*);
1750 try gfc_resolve_array_spec (gfc_array_spec
*, int);
1752 int gfc_compare_array_spec (gfc_array_spec
*, gfc_array_spec
*);
1754 gfc_expr
*gfc_start_constructor (bt
, int, locus
*);
1755 void gfc_append_constructor (gfc_expr
*, gfc_expr
*);
1756 void gfc_free_constructor (gfc_constructor
*);
1757 void gfc_simplify_iterator_var (gfc_expr
*);
1758 try gfc_expand_constructor (gfc_expr
*);
1759 int gfc_constant_ac (gfc_expr
*);
1760 int gfc_expanded_ac (gfc_expr
*);
1761 try gfc_resolve_array_constructor (gfc_expr
*);
1762 try gfc_check_constructor_type (gfc_expr
*);
1763 try gfc_check_iter_variable (gfc_expr
*);
1764 try gfc_check_constructor (gfc_expr
*, try (*)(gfc_expr
*));
1765 gfc_constructor
*gfc_copy_constructor (gfc_constructor
* src
);
1766 gfc_expr
*gfc_get_array_element (gfc_expr
*, int);
1767 try gfc_array_size (gfc_expr
*, mpz_t
*);
1768 try gfc_array_dimen_size (gfc_expr
*, int, mpz_t
*);
1769 try gfc_array_ref_shape (gfc_array_ref
*, mpz_t
*);
1770 gfc_array_ref
*gfc_find_array_ref (gfc_expr
*);
1771 void gfc_insert_constructor (gfc_expr
*, gfc_constructor
*);
1772 gfc_constructor
*gfc_get_constructor (void);
1773 tree
gfc_conv_array_initializer (tree type
, gfc_expr
* expr
);
1774 try spec_size (gfc_array_spec
*, mpz_t
*);
1775 int gfc_is_compile_time_shape (gfc_array_spec
*);
1777 /* interface.c -- FIXME: some of these should be in symbol.c */
1778 void gfc_free_interface (gfc_interface
*);
1779 int gfc_compare_types (gfc_typespec
*, gfc_typespec
*);
1780 void gfc_check_interfaces (gfc_namespace
*);
1781 void gfc_procedure_use (gfc_symbol
*, gfc_actual_arglist
**, locus
*);
1782 gfc_symbol
*gfc_search_interface (gfc_interface
*, int,
1783 gfc_actual_arglist
**);
1784 try gfc_extend_expr (gfc_expr
*);
1785 void gfc_free_formal_arglist (gfc_formal_arglist
*);
1786 try gfc_extend_assign (gfc_code
*, gfc_namespace
*);
1787 try gfc_add_interface (gfc_symbol
* sym
);
1790 extern gfc_st_label format_asterisk
;
1792 void gfc_free_open (gfc_open
*);
1793 try gfc_resolve_open (gfc_open
*);
1794 void gfc_free_close (gfc_close
*);
1795 try gfc_resolve_close (gfc_close
*);
1796 void gfc_free_filepos (gfc_filepos
*);
1797 try gfc_resolve_filepos (gfc_filepos
*);
1798 void gfc_free_inquire (gfc_inquire
*);
1799 try gfc_resolve_inquire (gfc_inquire
*);
1800 void gfc_free_dt (gfc_dt
*);
1801 try gfc_resolve_dt (gfc_dt
*);
1804 void gfc_module_init_2 (void);
1805 void gfc_module_done_2 (void);
1806 void gfc_dump_module (const char *, int);
1807 bool gfc_check_access (gfc_access
, gfc_access
);
1810 symbol_attribute
gfc_variable_attr (gfc_expr
*, gfc_typespec
*);
1811 symbol_attribute
gfc_expr_attr (gfc_expr
*);
1814 void gfc_generate_code (gfc_namespace
*);
1815 void gfc_generate_module_code (gfc_namespace
*);
1818 typedef int (*compare_fn
) (void *, void *);
1819 void gfc_insert_bbt (void *, void *, compare_fn
);
1820 void gfc_delete_bbt (void *, void *, compare_fn
);
1822 /* dump-parse-tree.c */
1823 void gfc_show_namespace (gfc_namespace
*);
1826 try gfc_parse_file (void);
1828 #endif /* GCC_GFORTRAN_H */