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 standardi/extension contains a feature. */
100 #define GFC_STD_GNU (1<<5) /* GNU Fortran extension. */
101 #define GFC_STD_F2003 (1<<4) /* New in F2003. */
102 #define GFC_STD_F2003_DEL (1<<3) /* Deleted in F2003. */
103 #define GFC_STD_F2003_OBS (1<<2) /* Obsoleted in F2003. */
104 #define GFC_STD_F95_DEL (1<<1) /* Deleted in F95. */
105 #define GFC_STD_F95_OBS (1<<0) /* Obsoleted in F95. */
107 /*************************** Enums *****************************/
109 /* The author remains confused to this day about the convention of
110 returning '0' for 'SUCCESS'... or was it the other way around? The
111 following enum makes things much more readable. We also start
112 values off at one instead of zero. */
115 { SUCCESS
= 1, FAILURE
}
118 /* Matchers return one of these three values. The difference between
119 MATCH_NO and MATCH_ERROR is that MATCH_ERROR means that a match was
120 successful, but that something non-syntactic is wrong and an error
121 has already been issued. */
124 { MATCH_NO
= 1, MATCH_YES
, MATCH_ERROR
}
128 { FORM_FREE
, FORM_FIXED
, FORM_UNKNOWN
}
132 { BT_UNKNOWN
= 1, BT_INTEGER
, BT_REAL
, BT_COMPLEX
,
133 BT_LOGICAL
, BT_CHARACTER
, BT_DERIVED
, BT_PROCEDURE
137 /* Expression node types. */
139 { EXPR_OP
= 1, EXPR_FUNCTION
, EXPR_CONSTANT
, EXPR_VARIABLE
,
140 EXPR_SUBSTRING
, EXPR_STRUCTURE
, EXPR_ARRAY
, EXPR_NULL
146 { AS_EXPLICIT
= 1, AS_ASSUMED_SHAPE
, AS_DEFERRED
,
147 AS_ASSUMED_SIZE
, AS_UNKNOWN
152 { AR_FULL
= 1, AR_ELEMENT
, AR_SECTION
, AR_UNKNOWN
}
155 /* Statement label types. */
157 { ST_LABEL_UNKNOWN
= 1, ST_LABEL_TARGET
,
158 ST_LABEL_BAD_TARGET
, ST_LABEL_FORMAT
162 /* Intrinsic operators. */
164 { GFC_INTRINSIC_BEGIN
= 0,
165 INTRINSIC_NONE
= -1, INTRINSIC_UPLUS
= GFC_INTRINSIC_BEGIN
,
166 INTRINSIC_UMINUS
, INTRINSIC_PLUS
, INTRINSIC_MINUS
, INTRINSIC_TIMES
,
167 INTRINSIC_DIVIDE
, INTRINSIC_POWER
, INTRINSIC_CONCAT
,
168 INTRINSIC_AND
, INTRINSIC_OR
, INTRINSIC_EQV
, INTRINSIC_NEQV
,
169 INTRINSIC_EQ
, INTRINSIC_NE
, INTRINSIC_GT
, INTRINSIC_GE
,
170 INTRINSIC_LT
, INTRINSIC_LE
, INTRINSIC_NOT
, INTRINSIC_USER
,
172 GFC_INTRINSIC_END
/* Sentinel */
177 /* Strings for all intrinsic operators. */
178 extern mstring intrinsic_operators
[];
181 /* This macro is the number of intrinsic operators that exist.
182 Assumptions are made about the numbering of the interface_op enums. */
183 #define GFC_INTRINSIC_OPS GFC_INTRINSIC_END
185 /* Arithmetic results. */
187 { ARITH_OK
= 1, ARITH_OVERFLOW
, ARITH_UNDERFLOW
, ARITH_NAN
,
188 ARITH_DIV0
, ARITH_0TO0
, ARITH_INCOMMENSURATE
195 ST_ARITHMETIC_IF
, ST_ALLOCATE
, ST_ATTR_DECL
, ST_BACKSPACE
, ST_BLOCK_DATA
,
196 ST_CALL
, ST_CASE
, ST_CLOSE
, ST_COMMON
, ST_CONTINUE
, ST_CONTAINS
, ST_CYCLE
,
197 ST_DATA
, ST_DATA_DECL
, ST_DEALLOCATE
, ST_DO
, ST_ELSE
, ST_ELSEIF
,
198 ST_ELSEWHERE
, ST_END_BLOCK_DATA
, ST_ENDDO
, ST_IMPLIED_ENDDO
,
199 ST_END_FILE
, ST_END_FORALL
, ST_END_FUNCTION
, ST_ENDIF
, ST_END_INTERFACE
,
200 ST_END_MODULE
, ST_END_PROGRAM
, ST_END_SELECT
, ST_END_SUBROUTINE
,
201 ST_END_WHERE
, ST_END_TYPE
, ST_ENTRY
, ST_EQUIVALENCE
, ST_EXIT
, ST_FORALL
,
202 ST_FORALL_BLOCK
, ST_FORMAT
, ST_FUNCTION
, ST_GOTO
, ST_IF_BLOCK
, ST_IMPLICIT
,
203 ST_IMPLICIT_NONE
, ST_INQUIRE
, ST_INTERFACE
, ST_PARAMETER
, ST_MODULE
,
204 ST_MODULE_PROC
, ST_NAMELIST
, ST_NULLIFY
, ST_OPEN
, ST_PAUSE
, ST_PRIVATE
,
205 ST_PROGRAM
, ST_PUBLIC
, ST_READ
, ST_RETURN
, ST_REWIND
, ST_STOP
,
207 ST_TYPE
, ST_USE
, ST_WHERE_BLOCK
, ST_WHERE
, ST_WRITE
, ST_ASSIGNMENT
,
208 ST_POINTER_ASSIGNMENT
, ST_SELECT_CASE
, ST_SEQUENCE
, ST_SIMPLE_IF
,
209 ST_STATEMENT_FUNCTION
, ST_DERIVED_DECL
, ST_LABEL_ASSIGNMENT
, ST_NONE
214 /* Types of interfaces that we can have. Assignment interfaces are
215 considered to be intrinsic operators. */
218 INTERFACE_NAMELESS
= 1, INTERFACE_GENERIC
,
219 INTERFACE_INTRINSIC_OP
, INTERFACE_USER_OP
223 /* Symbol flavors: these are all mutually exclusive.
224 10 elements = 4 bits. */
227 FL_UNKNOWN
= 0, FL_PROGRAM
, FL_BLOCK_DATA
, FL_MODULE
, FL_VARIABLE
,
228 FL_PARAMETER
, FL_LABEL
, FL_PROCEDURE
, FL_DERIVED
, FL_NAMELIST
232 /* Procedure types. 7 elements = 3 bits. */
234 { PROC_UNKNOWN
, PROC_MODULE
, PROC_INTERNAL
, PROC_DUMMY
,
235 PROC_INTRINSIC
, PROC_ST_FUNCTION
, PROC_EXTERNAL
241 { INTENT_UNKNOWN
= 0, INTENT_IN
, INTENT_OUT
, INTENT_INOUT
247 { ACCESS_UNKNOWN
= 0, ACCESS_PUBLIC
, ACCESS_PRIVATE
,
251 /* Flags to keep track of where an interface came from.
252 4 elements = 2 bits. */
254 { IFSRC_UNKNOWN
= 0, IFSRC_DECL
, IFSRC_IFBODY
, IFSRC_USAGE
258 /* Strings for all symbol attributes. We use these for dumping the
259 parse tree, in error messages, and also when reading and writing
260 modules. In symbol.c. */
261 extern const mstring flavors
[];
262 extern const mstring procedures
[];
263 extern const mstring intents
[];
264 extern const mstring access_types
[];
265 extern const mstring ifsrc_types
[];
267 /* Enumeration of all the generic intrinsic functions. Used by the
268 backend for identification of a function. */
270 enum gfc_generic_isym_id
272 /* GFC_ISYM_NONE is used for intrinsics which will never be seen by
273 the backend (eg. KIND). */
300 GFC_ISYM_COMMAND_ARGUMENT_COUNT
,
308 GFC_ISYM_DOT_PRODUCT
,
370 GFC_ISYM_SET_EXPONENT
,
392 typedef enum gfc_generic_isym_id gfc_generic_isym_id
;
394 /************************* Structures *****************************/
396 /* Symbol attribute structure. */
399 /* Variable attributes. */
400 unsigned allocatable
:1, dimension
:1, external
:1, intrinsic
:1,
401 optional
:1, pointer
:1, save
:1, target
:1,
402 dummy
:1, result
:1, assign
:1;
404 unsigned data
:1, /* Symbol is named in a DATA statement. */
405 use_assoc
:1; /* Symbol has been use-associated. */
407 unsigned in_namelist
:1, in_common
:1;
408 unsigned function
:1, subroutine
:1, generic
:1;
409 unsigned implicit_type
:1; /* Type defined via implicit rules */
411 /* Function/subroutine attributes */
412 unsigned sequence
:1, elemental
:1, pure
:1, recursive
:1;
413 unsigned unmaskable
:1, masked
:1, contained
:1;
415 /* Set if this procedure is an alternate entry point. These procedures
416 don't have any code associated, and the backend will turn them into
417 thunks to the master function. */
419 /* Set if this is the master function for a procedure with multiple
421 unsigned entry_master
:1;
423 /* Set if a function must always be referenced by an explicit interface. */
424 unsigned always_explicit
:1;
426 /* Set if the symbol has been referenced in an expression. No further
427 modification of type or type parameters is permitted. */
428 unsigned referenced
:1;
430 /* Mutually exclusive multibit attributes. */
436 procedure_type proc
:3;
442 /* The following three structures are used to identify a location in
445 gfc_file is used to maintain a tree of the source files and how
446 they include each other
448 gfc_linebuf holds a single line of source code and information
449 which file it resides in
451 locus point to the sourceline and the character in the source
455 typedef struct gfc_file
457 struct gfc_file
*included_by
, *next
, *up
;
458 int inclusion_line
, line
;
462 typedef struct gfc_linebuf
464 #ifdef USE_MAPPED_LOCATION
465 source_location location
;
469 struct gfc_file
*file
;
470 struct gfc_linebuf
*next
;
475 #define gfc_linebuf_header_size (offsetof (gfc_linebuf, line))
486 # include <sys/param.h>
487 # define PATH_MAX MAXPATHLEN
491 extern int gfc_suppress_error
;
494 /* Character length structures hold the expression that gives the
495 length of a character variable. We avoid putting these into
496 gfc_typespec because doing so prevents us from doing structure
497 copies and forces us to deallocate any typespecs we create, as well
498 as structures that contain typespecs. They also can have multiple
499 character typespecs pointing to them.
501 These structures form a singly linked list within the current
502 namespace and are deallocated with the namespace. It is possible to
503 end up with gfc_charlen structures that have nothing pointing to them. */
505 typedef struct gfc_charlen
507 struct gfc_expr
*length
;
508 struct gfc_charlen
*next
;
513 #define gfc_get_charlen() gfc_getmem(sizeof(gfc_charlen))
515 /* Type specification structure. FIXME: derived and cl could be union??? */
520 struct gfc_symbol
*derived
;
521 gfc_charlen
*cl
; /* For character types only. */
525 /* Array specification. */
528 int rank
; /* A rank of zero means that a variable is a scalar. */
530 struct gfc_expr
*lower
[GFC_MAX_DIMENSIONS
], *upper
[GFC_MAX_DIMENSIONS
];
534 #define gfc_get_array_spec() gfc_getmem(sizeof(gfc_array_spec))
537 /* Components of derived types. */
538 typedef struct gfc_component
540 char name
[GFC_MAX_SYMBOL_LEN
+ 1];
543 int pointer
, dimension
;
548 struct gfc_expr
*initializer
;
549 struct gfc_component
*next
;
553 #define gfc_get_component() gfc_getmem(sizeof(gfc_component))
555 /* Formal argument lists are lists of symbols. */
556 typedef struct gfc_formal_arglist
558 /* Symbol representing the argument at this position in the arglist. */
559 struct gfc_symbol
*sym
;
560 /* Points to the next formal argument. */
561 struct gfc_formal_arglist
*next
;
565 #define gfc_get_formal_arglist() gfc_getmem(sizeof(gfc_formal_arglist))
568 /* The gfc_actual_arglist structure is for actual arguments. */
569 typedef struct gfc_actual_arglist
571 char name
[GFC_MAX_SYMBOL_LEN
+ 1];
572 /* Alternate return label when the expr member is null. */
573 struct gfc_st_label
*label
;
575 /* This is set to the type of an eventual omitted optional
576 argument. This is used to determine if a hidden string length
577 argument has to be added to a function call. */
580 struct gfc_expr
*expr
;
581 struct gfc_actual_arglist
*next
;
585 #define gfc_get_actual_arglist() gfc_getmem(sizeof(gfc_actual_arglist))
588 /* Because a symbol can belong to multiple namelists, they must be
589 linked externally to the symbol itself. */
590 typedef struct gfc_namelist
592 struct gfc_symbol
*sym
;
593 struct gfc_namelist
*next
;
597 #define gfc_get_namelist() gfc_getmem(sizeof(gfc_namelist))
600 /* The gfc_st_label structure is a doubly linked list attached to a
601 namespace that records the usage of statement labels within that
603 /* TODO: Make format/statement specifics a union. */
604 typedef struct gfc_st_label
608 gfc_sl_type defined
, referenced
;
610 struct gfc_expr
*format
;
616 struct gfc_st_label
*prev
, *next
;
621 /* gfc_interface()-- Interfaces are lists of symbols strung together. */
622 typedef struct gfc_interface
624 struct gfc_symbol
*sym
;
626 struct gfc_interface
*next
;
630 #define gfc_get_interface() gfc_getmem(sizeof(gfc_interface))
633 /* User operator nodes. These are like stripped down symbols. */
636 char name
[GFC_MAX_SYMBOL_LEN
+ 1];
638 gfc_interface
*operator;
639 struct gfc_namespace
*ns
;
644 /* Symbol nodes. These are important things. They are what the
645 standard refers to as "entities". The possibly multiple names that
646 refer to the same entity are accomplished by a binary tree of
647 symtree structures that is balanced by the red-black method-- more
648 than one symtree node can point to any given symbol. */
650 typedef struct gfc_symbol
652 char name
[GFC_MAX_SYMBOL_LEN
+ 1]; /* Primary name, before renaming */
653 char module
[GFC_MAX_SYMBOL_LEN
+ 1]; /* Module this symbol came from */
657 symbol_attribute attr
;
659 /* The interface member points to the formal argument list if the
660 symbol is a function or subroutine name. If the symbol is a
661 generic name, the generic member points to the list of
664 gfc_interface
*generic
;
665 gfc_access component_access
;
667 gfc_formal_arglist
*formal
;
668 struct gfc_namespace
*formal_ns
;
670 struct gfc_expr
*value
; /* Parameter/Initializer value */
672 struct gfc_symbol
*result
; /* function result symbol */
673 gfc_component
*components
; /* Derived type components */
675 struct gfc_symbol
*common_next
; /* Links for COMMON syms */
676 /* Make sure setup code for dummy arguments is generated in the correct
680 gfc_namelist
*namelist
, *namelist_tail
;
682 /* Change management fields. Symbols that might be modified by the
683 current statement have the mark member nonzero and are kept in a
684 singly linked list through the tlink field. Of these symbols,
685 symbols with old_symbol equal to NULL are symbols created within
686 the current statement. Otherwise, old_symbol points to a copy of
689 struct gfc_symbol
*old_symbol
, *tlink
;
690 unsigned mark
:1, new:1;
691 /* Nonzero if all equivalences associated with this symbol have been
693 unsigned equiv_built
:1;
695 struct gfc_namespace
*ns
; /* namespace containing this symbol */
702 /* This structure is used to keep track of symbols in common blocks. */
707 int use_assoc
, saved
;
708 char name
[GFC_MAX_SYMBOL_LEN
+ 1];
713 #define gfc_get_common_head() gfc_getmem(sizeof(gfc_common_head))
716 /* A list of all the alternate entry points for a procedure. */
718 typedef struct gfc_entry_list
720 /* The symbol for this entry point. */
722 /* The zero-based id of this entry point. */
724 /* The LABEL_EXPR marking this entry point. */
726 /* The nest item in the list. */
727 struct gfc_entry_list
*next
;
731 #define gfc_get_entry_list() \
732 (gfc_entry_list *) gfc_getmem(sizeof(gfc_entry_list))
734 /* Within a namespace, symbols are pointed to by symtree nodes that
735 are linked together in a balanced binary tree. There can be
736 several symtrees pointing to the same symbol node via USE
739 #define BBT_HEADER(self) int priority; struct self *left, *right
741 typedef struct gfc_symtree
743 BBT_HEADER (gfc_symtree
);
744 char name
[GFC_MAX_SYMBOL_LEN
+ 1];
748 gfc_symbol
*sym
; /* Symbol associated with this node */
750 gfc_common_head
*common
;
758 /* A namespace describes the contents of procedure, module or
760 /* ??? Anything else use these? */
762 typedef struct gfc_namespace
764 /* Tree containing all the symbols in this namespace. */
765 gfc_symtree
*sym_root
;
766 /* Tree containing all the user-defined operators in the namespace. */
767 gfc_symtree
*uop_root
;
768 /* Tree containing all the common blocks. */
769 gfc_symtree
*common_root
;
771 /* If set_flag[letter] is set, an implicit type has been set for letter. */
772 int set_flag
[GFC_LETTERS
];
773 /* Keeps track of the implicit types associated with the letters. */
774 gfc_typespec default_type
[GFC_LETTERS
];
776 /* If this is a namespace of a procedure, this points to the procedure. */
777 struct gfc_symbol
*proc_name
;
778 /* If this is the namespace of a unit which contains executable
779 code, this points to it. */
780 struct gfc_code
*code
;
782 /* Points to the equivalences set up in this namespace. */
783 struct gfc_equiv
*equiv
;
784 gfc_interface
*operator[GFC_INTRINSIC_OPS
];
786 /* Points to the parent namespace, i.e. the namespace of a module or
787 procedure in which the procedure belonging to this namespace is
788 contained. The parent namespace points to this namespace either
789 directly via CONTAINED, or indirectly via the chain built by
791 struct gfc_namespace
*parent
;
792 /* CONTAINED points to the first contained namespace. Sibling
793 namespaces are chained via SIBLING. */
794 struct gfc_namespace
*contained
, *sibling
;
796 gfc_common_head blank_common
;
797 gfc_access default_access
, operator_access
[GFC_INTRINSIC_OPS
];
799 gfc_st_label
*st_labels
;
800 /* This list holds information about all the data initializers in
802 struct gfc_data
*data
;
804 gfc_charlen
*cl_list
;
806 int save_all
, seen_save
;
808 /* Normally we don't need to refcount namespaces. However when we read
809 a module containing a function with multiple entry points, this
810 will appear as several functions with the same formal namespace. */
813 /* A list of all alternate entry points to this procedure (or NULL). */
814 gfc_entry_list
*entries
;
816 /* Set to 1 if namespace is a BLOCK DATA program unit. */
821 extern gfc_namespace
*gfc_current_ns
;
823 /* Global symbols are symbols of global scope. Currently we only use
824 this to detect collisions already when parsing.
825 TODO: Extend to verify procedure calls. */
827 typedef struct gfc_gsymbol
829 BBT_HEADER(gfc_gsymbol
);
831 char name
[GFC_MAX_SYMBOL_LEN
+1];
832 enum { GSYM_UNKNOWN
=1, GSYM_PROGRAM
, GSYM_FUNCTION
, GSYM_SUBROUTINE
,
833 GSYM_MODULE
, GSYM_COMMON
, GSYM_BLOCK_DATA
} type
;
840 extern gfc_gsymbol
*gfc_gsym_root
;
842 /* Information on interfaces being built. */
853 extern gfc_interface_info current_interface
;
856 /* Array reference. */
857 typedef struct gfc_array_ref
860 int dimen
; /* # of components in the reference */
864 locus c_where
[GFC_MAX_DIMENSIONS
]; /* All expressions can be NULL */
865 struct gfc_expr
*start
[GFC_MAX_DIMENSIONS
], *end
[GFC_MAX_DIMENSIONS
],
866 *stride
[GFC_MAX_DIMENSIONS
];
869 { DIMEN_ELEMENT
= 1, DIMEN_RANGE
, DIMEN_VECTOR
, DIMEN_UNKNOWN
}
870 dimen_type
[GFC_MAX_DIMENSIONS
];
872 struct gfc_expr
*offset
;
876 #define gfc_get_array_ref() gfc_getmem(sizeof(gfc_array_ref))
879 /* Component reference nodes. A variable is stored as an expression
880 node that points to the base symbol. After that, a singly linked
881 list of component reference nodes gives the variable's complete
882 resolution. The array_ref component may be present and comes
883 before the component component. */
886 { REF_ARRAY
, REF_COMPONENT
, REF_SUBSTRING
}
889 typedef struct gfc_ref
895 struct gfc_array_ref ar
;
899 gfc_component
*component
;
906 struct gfc_expr
*start
, *end
; /* Substring */
914 struct gfc_ref
*next
;
918 #define gfc_get_ref() gfc_getmem(sizeof(gfc_ref))
921 /* Structures representing intrinsic symbols and their arguments lists. */
922 typedef struct gfc_intrinsic_arg
924 char name
[GFC_MAX_SYMBOL_LEN
+ 1];
928 gfc_actual_arglist
*actual
;
930 struct gfc_intrinsic_arg
*next
;
936 /* Specifies the various kinds of check functions used to verify the
937 argument lists of intrinsic functions. fX with X an integer refer
938 to check functions of intrinsics with X arguments. f1m is used for
939 the MAX and MIN intrinsics which can have an arbitrary number of
940 arguments, f3ml is used for the MINLOC and MAXLOC intrinsics as
941 these have special semantics. */
946 try (*f1
)(struct gfc_expr
*);
947 try (*f1m
)(gfc_actual_arglist
*);
948 try (*f2
)(struct gfc_expr
*, struct gfc_expr
*);
949 try (*f3
)(struct gfc_expr
*, struct gfc_expr
*, struct gfc_expr
*);
950 try (*f3ml
)(gfc_actual_arglist
*);
951 try (*f3red
)(gfc_actual_arglist
*);
952 try (*f4
)(struct gfc_expr
*, struct gfc_expr
*, struct gfc_expr
*,
954 try (*f5
)(struct gfc_expr
*, struct gfc_expr
*, struct gfc_expr
*,
955 struct gfc_expr
*, struct gfc_expr
*);
959 /* Like gfc_check_f, these specify the type of the simplification
960 function associated with an intrinsic. The fX are just like in
961 gfc_check_f. cc is used for type conversion functions. */
965 struct gfc_expr
*(*f0
)(void);
966 struct gfc_expr
*(*f1
)(struct gfc_expr
*);
967 struct gfc_expr
*(*f2
)(struct gfc_expr
*, struct gfc_expr
*);
968 struct gfc_expr
*(*f3
)(struct gfc_expr
*, struct gfc_expr
*,
970 struct gfc_expr
*(*f4
)(struct gfc_expr
*, struct gfc_expr
*,
971 struct gfc_expr
*, struct gfc_expr
*);
972 struct gfc_expr
*(*f5
)(struct gfc_expr
*, struct gfc_expr
*,
973 struct gfc_expr
*, struct gfc_expr
*,
975 struct gfc_expr
*(*cc
)(struct gfc_expr
*, bt
, int);
979 /* Again like gfc_check_f, these specify the type of the resolution
980 function associated with an intrinsic. The fX are just like in
981 gfc_check_f. f1m is used for MIN and MAX, s1 is used for abort().
986 void (*f0
)(struct gfc_expr
*);
987 void (*f1
)(struct gfc_expr
*, struct gfc_expr
*);
988 void (*f1m
)(struct gfc_expr
*, struct gfc_actual_arglist
*);
989 void (*f2
)(struct gfc_expr
*, struct gfc_expr
*, struct gfc_expr
*);
990 void (*f3
)(struct gfc_expr
*, struct gfc_expr
*, struct gfc_expr
*,
992 void (*f4
)(struct gfc_expr
*, struct gfc_expr
*, struct gfc_expr
*,
993 struct gfc_expr
*, struct gfc_expr
*);
994 void (*f5
)(struct gfc_expr
*, struct gfc_expr
*, struct gfc_expr
*,
995 struct gfc_expr
*, struct gfc_expr
*, struct gfc_expr
*);
996 void (*s1
)(struct gfc_code
*);
1001 typedef struct gfc_intrinsic_sym
1003 char name
[GFC_MAX_SYMBOL_LEN
+ 1], lib_name
[GFC_MAX_SYMBOL_LEN
+ 1];
1004 gfc_intrinsic_arg
*formal
;
1006 int elemental
, pure
, generic
, specific
, actual_ok
;
1008 gfc_simplify_f simplify
;
1010 gfc_resolve_f resolve
;
1011 struct gfc_intrinsic_sym
*specific_head
, *next
;
1012 gfc_generic_isym_id generic_id
;
1018 /* Expression nodes. The expression node types deserve explanations,
1019 since the last couple can be easily misconstrued:
1021 EXPR_OP Operator node pointing to one or two other nodes
1022 EXPR_FUNCTION Function call, symbol points to function's name
1023 EXPR_CONSTANT A scalar constant: Logical, String, Real, Int or Complex
1024 EXPR_VARIABLE An Lvalue with a root symbol and possible reference list
1025 which expresses structure, array and substring refs.
1026 EXPR_NULL The NULL pointer value (which also has a basic type).
1027 EXPR_SUBSTRING A substring of a constant string
1028 EXPR_STRUCTURE A structure constructor
1029 EXPR_ARRAY An array constructor. */
1033 #define GFC_RND_MODE GMP_RNDN
1035 typedef struct gfc_expr
1039 gfc_typespec ts
; /* These two refer to the overall expression */
1042 mpz_t
*shape
; /* Can be NULL if shape is unknown at compile time */
1044 gfc_intrinsic_op
operator;
1046 /* Nonnull for functions and structure constructors */
1047 gfc_symtree
*symtree
;
1052 struct gfc_expr
*op1
, *op2
;
1070 gfc_actual_arglist
*actual
;
1071 char *name
; /* Points to the ultimate name of the function */
1072 gfc_intrinsic_sym
*isym
;
1084 struct gfc_constructor
*constructor
;
1092 #define gfc_get_shape(rank) ((mpz_t *) gfc_getmem((rank)*sizeof(mpz_t)))
1094 /* Structures for information associated with different kinds of
1095 numbers. The first set of integer parameters define all there is
1096 to know about a particular kind. The rest of the elements are
1097 computed from the first elements. */
1101 /* Values really representable by the target. */
1102 mpz_t huge
, min_int
, max_int
;
1104 int kind
, radix
, digits
, bit_size
, range
;
1106 /* True if the C type of the given name maps to this precision.
1107 Note that more than one bit can be set. */
1108 unsigned int c_char
: 1;
1109 unsigned int c_short
: 1;
1110 unsigned int c_int
: 1;
1111 unsigned int c_long
: 1;
1112 unsigned int c_long_long
: 1;
1116 extern gfc_integer_info gfc_integer_kinds
[];
1123 /* True if the C++ type bool, C99 type _Bool, maps to this precision. */
1124 unsigned int c_bool
: 1;
1128 extern gfc_logical_info gfc_logical_kinds
[];
1133 mpfr_t epsilon
, huge
, tiny
;
1134 int kind
, radix
, digits
, min_exponent
, max_exponent
;
1135 int range
, precision
;
1137 /* The precision of the type as reported by GET_MODE_PRECISION. */
1140 /* True if the C type of the given name maps to this precision.
1141 Note that more than one bit can be set. */
1142 unsigned int c_float
: 1;
1143 unsigned int c_double
: 1;
1144 unsigned int c_long_double
: 1;
1148 extern gfc_real_info gfc_real_kinds
[];
1151 /* Equivalence structures. Equivalent lvalues are linked along the
1152 *eq pointer, equivalence sets are strung along the *next node. */
1153 typedef struct gfc_equiv
1155 struct gfc_equiv
*next
, *eq
;
1161 #define gfc_get_equiv() gfc_getmem(sizeof(gfc_equiv))
1164 /* gfc_case stores the selector list of a case statement. The *low
1165 and *high pointers can point to the same expression in the case of
1166 a single value. If *high is NULL, the selection is from *low
1167 upwards, if *low is NULL the selection is *high downwards.
1169 This structure has separate fields to allow singe and double linked
1170 lists of CASEs the same time. The singe linked list along the NEXT
1171 field is a list of cases for a single CASE label. The double linked
1172 list along the LEFT/RIGHT fields is used to detect overlap and to
1173 build a table of the cases for SELECT constructs with a CHARACTER
1176 typedef struct gfc_case
1178 /* Where we saw this case. */
1182 /* Case range values. If (low == high), it's a single value. If one of
1183 the labels is NULL, it's an unbounded case. If both are NULL, this
1184 represents the default case. */
1185 gfc_expr
*low
, *high
;
1187 /* Next case label in the list of cases for a single CASE label. */
1188 struct gfc_case
*next
;
1190 /* Used for detecting overlap, and for code generation. */
1191 struct gfc_case
*left
, *right
;
1193 /* True if this case label can never be matched. */
1198 #define gfc_get_case() gfc_getmem(sizeof(gfc_case))
1203 gfc_expr
*var
, *start
, *end
, *step
;
1207 #define gfc_get_iterator() gfc_getmem(sizeof(gfc_iterator))
1210 /* Allocation structure for ALLOCATE, DEALLOCATE and NULLIFY statements. */
1212 typedef struct gfc_alloc
1215 struct gfc_alloc
*next
;
1219 #define gfc_get_alloc() gfc_getmem(sizeof(gfc_alloc))
1224 gfc_expr
*unit
, *file
, *status
, *access
, *form
, *recl
,
1225 *blank
, *position
, *action
, *delim
, *pad
, *iostat
;
1233 gfc_expr
*unit
, *status
, *iostat
;
1241 gfc_expr
*unit
, *iostat
;
1249 gfc_expr
*unit
, *file
, *iostat
, *exist
, *opened
, *number
, *named
,
1250 *name
, *access
, *sequential
, *direct
, *form
, *formatted
,
1251 *unformatted
, *recl
, *nextrec
, *blank
, *position
, *action
, *read
,
1252 *write
, *readwrite
, *delim
, *pad
, *iolength
;
1262 gfc_expr
*io_unit
, *format_expr
, *rec
, *advance
, *iostat
, *size
;
1264 gfc_symbol
*namelist
;
1265 /* A format_label of `format_asterisk' indicates the "*" format */
1266 gfc_st_label
*format_label
;
1267 gfc_st_label
*err
, *end
, *eor
;
1269 locus eor_where
, end_where
;
1274 typedef struct gfc_forall_iterator
1276 gfc_expr
*var
, *start
, *end
, *stride
;
1277 struct gfc_forall_iterator
*next
;
1279 gfc_forall_iterator
;
1282 /* Executable statements that fill gfc_code structures. */
1285 EXEC_NOP
= 1, EXEC_ASSIGN
, EXEC_LABEL_ASSIGN
, EXEC_POINTER_ASSIGN
,
1286 EXEC_GOTO
, EXEC_CALL
, EXEC_RETURN
, EXEC_ENTRY
,
1287 EXEC_PAUSE
, EXEC_STOP
, EXEC_CONTINUE
,
1288 EXEC_IF
, EXEC_ARITHMETIC_IF
, EXEC_DO
, EXEC_DO_WHILE
, EXEC_SELECT
,
1289 EXEC_FORALL
, EXEC_WHERE
, EXEC_CYCLE
, EXEC_EXIT
,
1290 EXEC_ALLOCATE
, EXEC_DEALLOCATE
,
1291 EXEC_OPEN
, EXEC_CLOSE
,
1292 EXEC_READ
, EXEC_WRITE
, EXEC_IOLENGTH
, EXEC_TRANSFER
, EXEC_DT_END
,
1293 EXEC_BACKSPACE
, EXEC_ENDFILE
, EXEC_INQUIRE
, EXEC_REWIND
1297 typedef struct gfc_code
1301 struct gfc_code
*block
, *next
;
1304 gfc_st_label
*here
, *label
, *label2
, *label3
;
1305 gfc_symtree
*symtree
;
1306 gfc_expr
*expr
, *expr2
;
1307 /* A name isn't sufficient to identify a subroutine, we need the actual
1308 symbol for the interface definition.
1309 const char *sub_name; */
1310 gfc_symbol
*resolved_sym
;
1314 gfc_actual_arglist
*actual
;
1315 gfc_case
*case_list
;
1316 gfc_iterator
*iterator
;
1317 gfc_alloc
*alloc_list
;
1320 gfc_filepos
*filepos
;
1321 gfc_inquire
*inquire
;
1323 gfc_forall_iterator
*forall_iterator
;
1324 struct gfc_code
*whichloop
;
1326 gfc_entry_list
*entry
;
1328 ext
; /* Points to additional structures required by statement */
1330 /* Backend_decl is used for cycle and break labels in do loops, and
1331 * probably for other constructs as well, once we translate them. */
1337 /* Storage for DATA statements. */
1338 typedef struct gfc_data_variable
1342 struct gfc_data_variable
*list
, *next
;
1347 typedef struct gfc_data_value
1349 unsigned int repeat
;
1351 struct gfc_data_value
*next
;
1356 typedef struct gfc_data
1358 gfc_data_variable
*var
;
1359 gfc_data_value
*value
;
1362 struct gfc_data
*next
;
1366 #define gfc_get_data_variable() gfc_getmem(sizeof(gfc_data_variable))
1367 #define gfc_get_data_value() gfc_getmem(sizeof(gfc_data_value))
1368 #define gfc_get_data() gfc_getmem(sizeof(gfc_data))
1371 /* Structure for holding compile options */
1376 gfc_source_form source_form
;
1377 int fixed_line_length
;
1378 int max_identifier_length
;
1382 int warn_conversion
;
1383 int warn_implicit_interface
;
1384 int warn_line_truncation
;
1386 int warn_surprising
;
1387 int warn_unused_labels
;
1390 int flag_underscoring
;
1391 int flag_second_underscore
;
1392 int flag_implicit_none
;
1393 int flag_max_stack_var_size
;
1394 int flag_module_access_private
;
1395 int flag_no_backend
;
1396 int flag_pack_derived
;
1397 int flag_repack_arrays
;
1408 extern gfc_option_t gfc_option
;
1411 /* Constructor nodes for array and structure constructors. */
1412 typedef struct gfc_constructor
1415 gfc_iterator
*iterator
;
1417 struct gfc_constructor
*next
;
1420 mpz_t offset
; /* Record the offset of array element which appears in
1421 data statement like "data a(5)/4/". */
1422 gfc_component
*component
; /* Record the component being initialized. */
1425 mpz_t repeat
; /* Record the repeat number of initial values in data
1426 statement like "data a/5*10/". */
1431 typedef struct iterator_stack
1433 gfc_symtree
*variable
;
1435 struct iterator_stack
*prev
;
1438 extern iterator_stack
*iter_stack
;
1440 /************************ Function prototypes *************************/
1443 void gfc_formalize_init_value (gfc_symbol
*);
1444 void gfc_get_section_index (gfc_array_ref
*, mpz_t
*, mpz_t
*);
1445 void gfc_assign_data_value (gfc_expr
*, gfc_expr
*, mpz_t
);
1446 void gfc_assign_data_value_range (gfc_expr
*, gfc_expr
*, mpz_t
, mpz_t
);
1447 void gfc_advance_section (mpz_t
*, gfc_array_ref
*, mpz_t
*);
1450 void gfc_scanner_done_1 (void);
1451 void gfc_scanner_init_1 (void);
1453 void gfc_add_include_path (const char *);
1454 void gfc_release_include_path (void);
1455 FILE *gfc_open_included_file (const char *);
1457 int gfc_at_end (void);
1458 int gfc_at_eof (void);
1459 int gfc_at_bol (void);
1460 int gfc_at_eol (void);
1461 void gfc_advance_line (void);
1462 int gfc_check_include (void);
1464 void gfc_skip_comments (void);
1465 int gfc_next_char_literal (int);
1466 int gfc_next_char (void);
1467 int gfc_peek_char (void);
1468 void gfc_error_recovery (void);
1469 void gfc_gobble_whitespace (void);
1470 try gfc_new_file (const char *, gfc_source_form
);
1472 extern gfc_source_form gfc_current_form
;
1473 extern char *gfc_source_file
;
1474 extern locus gfc_current_locus
;
1477 void *gfc_getmem (size_t) ATTRIBUTE_MALLOC
;
1478 void gfc_free (void *);
1479 int gfc_terminal_width(void);
1480 void gfc_clear_ts (gfc_typespec
*);
1481 FILE *gfc_open_file (const char *);
1482 const char *gfc_article (const char *);
1483 const char *gfc_basic_typename (bt
);
1484 const char *gfc_typename (gfc_typespec
*);
1486 #define gfc_op2string(OP) (OP == INTRINSIC_ASSIGN ? \
1487 "=" : gfc_code2string (intrinsic_operators, OP))
1489 const char *gfc_code2string (const mstring
*, int);
1490 int gfc_string2code (const mstring
*, const char *);
1491 const char *gfc_intent_string (sym_intent
);
1493 void gfc_init_1 (void);
1494 void gfc_init_2 (void);
1495 void gfc_done_1 (void);
1496 void gfc_done_2 (void);
1499 unsigned int gfc_init_options (unsigned int, const char **);
1500 int gfc_handle_option (size_t, const char *, int);
1501 bool gfc_post_options (const char **);
1504 char * gfc_get_string (const char *, ...) ATTRIBUTE_PRINTF_1
;
1505 void gfc_iresolve_init_1 (void);
1506 void gfc_iresolve_done_1 (void);
1510 typedef struct gfc_error_buf
1513 char message
[MAX_ERROR_MESSAGE
];
1516 void gfc_error_init_1 (void);
1517 void gfc_buffer_error (int);
1519 void gfc_warning (const char *, ...);
1520 void gfc_warning_now (const char *, ...);
1521 void gfc_clear_warning (void);
1522 void gfc_warning_check (void);
1524 void gfc_error (const char *, ...);
1525 void gfc_error_now (const char *, ...);
1526 void gfc_fatal_error (const char *, ...) ATTRIBUTE_NORETURN
;
1527 void gfc_internal_error (const char *, ...) ATTRIBUTE_NORETURN
;
1528 void gfc_clear_error (void);
1529 int gfc_error_check (void);
1531 try gfc_notify_std (int, const char *, ...);
1533 /* A general purpose syntax error. */
1534 #define gfc_syntax_error(ST) \
1535 gfc_error ("Syntax error in %s statement at %C", gfc_ascii_statement (ST));
1537 void gfc_push_error (gfc_error_buf
*);
1538 void gfc_pop_error (gfc_error_buf
*);
1540 void gfc_status (const char *, ...) ATTRIBUTE_PRINTF_1
;
1541 void gfc_status_char (char);
1543 void gfc_get_errors (int *, int *);
1546 void gfc_arith_init_1 (void);
1547 void gfc_arith_done_1 (void);
1550 int gfc_validate_kind (bt
, int, bool);
1551 extern int gfc_index_integer_kind
;
1552 extern int gfc_default_integer_kind
;
1553 extern int gfc_default_real_kind
;
1554 extern int gfc_default_double_kind
;
1555 extern int gfc_default_character_kind
;
1556 extern int gfc_default_logical_kind
;
1557 extern int gfc_default_complex_kind
;
1558 extern int gfc_c_int_kind
;
1561 void gfc_clear_new_implicit (void);
1562 try gfc_add_new_implicit_range (int, int);
1563 try gfc_merge_new_implicit (gfc_typespec
*);
1564 void gfc_set_implicit_none (void);
1566 gfc_typespec
*gfc_get_default_type (gfc_symbol
*, gfc_namespace
*);
1567 try gfc_set_default_type (gfc_symbol
*, int, gfc_namespace
*);
1569 void gfc_set_component_attr (gfc_component
*, symbol_attribute
*);
1570 void gfc_get_component_attr (symbol_attribute
*, gfc_component
*);
1572 void gfc_set_sym_referenced (gfc_symbol
* sym
);
1574 try gfc_add_allocatable (symbol_attribute
*, locus
*);
1575 try gfc_add_dimension (symbol_attribute
*, locus
*);
1576 try gfc_add_external (symbol_attribute
*, locus
*);
1577 try gfc_add_intrinsic (symbol_attribute
*, locus
*);
1578 try gfc_add_optional (symbol_attribute
*, locus
*);
1579 try gfc_add_pointer (symbol_attribute
*, locus
*);
1580 try gfc_add_result (symbol_attribute
*, locus
*);
1581 try gfc_add_save (symbol_attribute
*, locus
*);
1582 try gfc_add_saved_common (symbol_attribute
*, locus
*);
1583 try gfc_add_target (symbol_attribute
*, locus
*);
1584 try gfc_add_dummy (symbol_attribute
*, locus
*);
1585 try gfc_add_generic (symbol_attribute
*, locus
*);
1586 try gfc_add_common (symbol_attribute
*, locus
*);
1587 try gfc_add_in_common (symbol_attribute
*, locus
*);
1588 try gfc_add_data (symbol_attribute
*, locus
*);
1589 try gfc_add_in_namelist (symbol_attribute
*, locus
*);
1590 try gfc_add_sequence (symbol_attribute
*, locus
*);
1591 try gfc_add_elemental (symbol_attribute
*, locus
*);
1592 try gfc_add_pure (symbol_attribute
*, locus
*);
1593 try gfc_add_recursive (symbol_attribute
*, locus
*);
1594 try gfc_add_function (symbol_attribute
*, locus
*);
1595 try gfc_add_subroutine (symbol_attribute
*, locus
*);
1597 try gfc_add_access (symbol_attribute
*, gfc_access
, locus
*);
1598 try gfc_add_flavor (symbol_attribute
*, sym_flavor
, locus
*);
1599 try gfc_add_entry (symbol_attribute
*, locus
*);
1600 try gfc_add_procedure (symbol_attribute
*, procedure_type
, locus
*);
1601 try gfc_add_intent (symbol_attribute
*, sym_intent
, locus
*);
1602 try gfc_add_explicit_interface (gfc_symbol
*, ifsrc
,
1603 gfc_formal_arglist
*, locus
*);
1604 try gfc_add_type (gfc_symbol
*, gfc_typespec
*, locus
*);
1606 void gfc_clear_attr (symbol_attribute
*);
1607 try gfc_missing_attr (symbol_attribute
*, locus
*);
1608 try gfc_copy_attr (symbol_attribute
*, symbol_attribute
*, locus
*);
1610 try gfc_add_component (gfc_symbol
*, const char *, gfc_component
**);
1611 gfc_symbol
*gfc_use_derived (gfc_symbol
*);
1612 gfc_symtree
*gfc_use_derived_tree (gfc_symtree
*);
1613 gfc_component
*gfc_find_component (gfc_symbol
*, const char *);
1615 gfc_st_label
*gfc_get_st_label (int);
1616 void gfc_free_st_label (gfc_st_label
*);
1617 void gfc_define_st_label (gfc_st_label
*, gfc_sl_type
, locus
*);
1618 try gfc_reference_st_label (gfc_st_label
*, gfc_sl_type
);
1620 gfc_namespace
*gfc_get_namespace (gfc_namespace
*);
1621 gfc_symtree
*gfc_new_symtree (gfc_symtree
**, const char *);
1622 gfc_symtree
*gfc_find_symtree (gfc_symtree
*, const char *);
1623 gfc_user_op
*gfc_get_uop (const char *);
1624 gfc_user_op
*gfc_find_uop (const char *, gfc_namespace
*);
1625 void gfc_free_symbol (gfc_symbol
*);
1626 gfc_symbol
*gfc_new_symbol (const char *, gfc_namespace
*);
1627 int gfc_find_symbol (const char *, gfc_namespace
*, int, gfc_symbol
**);
1628 int gfc_find_sym_tree (const char *, gfc_namespace
*, int, gfc_symtree
**);
1629 int gfc_get_symbol (const char *, gfc_namespace
*, gfc_symbol
**);
1630 int gfc_get_sym_tree (const char *, gfc_namespace
*, gfc_symtree
**);
1631 int gfc_get_ha_symbol (const char *, gfc_symbol
**);
1632 int gfc_get_ha_sym_tree (const char *, gfc_symtree
**);
1634 int gfc_symbols_could_alias (gfc_symbol
*, gfc_symbol
*);
1636 void gfc_undo_symbols (void);
1637 void gfc_commit_symbols (void);
1638 void gfc_free_namespace (gfc_namespace
*);
1640 void gfc_symbol_init_2 (void);
1641 void gfc_symbol_done_2 (void);
1643 void gfc_traverse_symtree (gfc_symtree
*, void (*)(gfc_symtree
*));
1644 void gfc_traverse_ns (gfc_namespace
*, void (*)(gfc_symbol
*));
1645 void gfc_traverse_user_op (gfc_namespace
*, void (*)(gfc_user_op
*));
1646 void gfc_save_all (gfc_namespace
*);
1648 void gfc_symbol_state (void);
1650 gfc_gsymbol
*gfc_get_gsymbol (char *);
1651 gfc_gsymbol
*gfc_find_gsymbol (gfc_gsymbol
*, char *);
1654 extern int gfc_init_expr
;
1656 /* Given a symbol that we have decided is intrinsic, mark it as such
1657 by placing it into a special module that is otherwise impossible to
1660 #define gfc_intrinsic_symbol(SYM) strcpy (SYM->module, "(intrinsic)")
1662 void gfc_intrinsic_init_1 (void);
1663 void gfc_intrinsic_done_1 (void);
1665 char gfc_type_letter (bt
);
1666 gfc_symbol
* gfc_get_intrinsic_sub_symbol (const char *);
1667 try gfc_convert_type (gfc_expr
*, gfc_typespec
*, int);
1668 try gfc_convert_type_warn (gfc_expr
*, gfc_typespec
*, int, int);
1669 int gfc_generic_intrinsic (const char *);
1670 int gfc_specific_intrinsic (const char *);
1671 int gfc_intrinsic_name (const char *, int);
1672 gfc_intrinsic_sym
*gfc_find_function (const char *);
1674 match
gfc_intrinsic_func_interface (gfc_expr
*, int);
1675 match
gfc_intrinsic_sub_interface (gfc_code
*, int);
1678 void gfc_simplify_init_1 (void);
1680 /* match.c -- FIXME */
1681 void gfc_free_iterator (gfc_iterator
*, int);
1682 void gfc_free_forall_iterator (gfc_forall_iterator
*);
1683 void gfc_free_alloc_list (gfc_alloc
*);
1684 void gfc_free_namelist (gfc_namelist
*);
1685 void gfc_free_equiv (gfc_equiv
*);
1686 void gfc_free_data (gfc_data
*);
1687 void gfc_free_case_list (gfc_case
*);
1690 void gfc_free_actual_arglist (gfc_actual_arglist
*);
1691 gfc_actual_arglist
*gfc_copy_actual_arglist (gfc_actual_arglist
*);
1692 const char *gfc_extract_int (gfc_expr
*, int *);
1694 gfc_expr
*gfc_build_conversion (gfc_expr
*);
1695 void gfc_free_ref_list (gfc_ref
*);
1696 void gfc_type_convert_binary (gfc_expr
*);
1697 int gfc_is_constant_expr (gfc_expr
*);
1698 try gfc_simplify_expr (gfc_expr
*, int);
1700 gfc_expr
*gfc_get_expr (void);
1701 void gfc_free_expr (gfc_expr
*);
1702 void gfc_replace_expr (gfc_expr
*, gfc_expr
*);
1703 gfc_expr
*gfc_int_expr (int);
1704 gfc_expr
*gfc_logical_expr (int, locus
*);
1705 mpz_t
*gfc_copy_shape (mpz_t
*, int);
1706 mpz_t
*gfc_copy_shape_excluding (mpz_t
*, int, gfc_expr
*);
1707 gfc_expr
*gfc_copy_expr (gfc_expr
*);
1709 try gfc_specification_expr (gfc_expr
*);
1711 int gfc_numeric_ts (gfc_typespec
*);
1712 int gfc_kind_max (gfc_expr
*, gfc_expr
*);
1714 try gfc_check_conformance (const char *, gfc_expr
*, gfc_expr
*);
1715 try gfc_check_assign (gfc_expr
*, gfc_expr
*, int);
1716 try gfc_check_pointer_assign (gfc_expr
*, gfc_expr
*);
1717 try gfc_check_assign_symbol (gfc_symbol
*, gfc_expr
*);
1719 gfc_expr
*gfc_default_initializer (gfc_typespec
*);
1720 gfc_expr
*gfc_get_variable_expr (gfc_symtree
*);
1724 extern gfc_code new_st
;
1726 void gfc_clear_new_st (void);
1727 gfc_code
*gfc_get_code (void);
1728 gfc_code
*gfc_append_code (gfc_code
*, gfc_code
*);
1729 void gfc_free_statement (gfc_code
*);
1730 void gfc_free_statements (gfc_code
*);
1733 try gfc_resolve_expr (gfc_expr
*);
1734 void gfc_resolve (gfc_namespace
*);
1735 int gfc_impure_variable (gfc_symbol
*);
1736 int gfc_pure (gfc_symbol
*);
1737 int gfc_elemental (gfc_symbol
*);
1738 try gfc_resolve_iterator (gfc_iterator
*);
1739 try gfc_resolve_index (gfc_expr
*, int);
1742 void gfc_free_array_spec (gfc_array_spec
*);
1743 gfc_array_ref
*gfc_copy_array_ref (gfc_array_ref
*);
1745 try gfc_set_array_spec (gfc_symbol
*, gfc_array_spec
*, locus
*);
1746 gfc_array_spec
*gfc_copy_array_spec (gfc_array_spec
*);
1747 try gfc_resolve_array_spec (gfc_array_spec
*, int);
1749 int gfc_compare_array_spec (gfc_array_spec
*, gfc_array_spec
*);
1751 gfc_expr
*gfc_start_constructor (bt
, int, locus
*);
1752 void gfc_append_constructor (gfc_expr
*, gfc_expr
*);
1753 void gfc_free_constructor (gfc_constructor
*);
1754 void gfc_simplify_iterator_var (gfc_expr
*);
1755 try gfc_expand_constructor (gfc_expr
*);
1756 int gfc_constant_ac (gfc_expr
*);
1757 int gfc_expanded_ac (gfc_expr
*);
1758 try gfc_resolve_array_constructor (gfc_expr
*);
1759 try gfc_check_constructor_type (gfc_expr
*);
1760 try gfc_check_iter_variable (gfc_expr
*);
1761 try gfc_check_constructor (gfc_expr
*, try (*)(gfc_expr
*));
1762 gfc_constructor
*gfc_copy_constructor (gfc_constructor
* src
);
1763 gfc_expr
*gfc_get_array_element (gfc_expr
*, int);
1764 try gfc_array_size (gfc_expr
*, mpz_t
*);
1765 try gfc_array_dimen_size (gfc_expr
*, int, mpz_t
*);
1766 try gfc_array_ref_shape (gfc_array_ref
*, mpz_t
*);
1767 gfc_array_ref
*gfc_find_array_ref (gfc_expr
*);
1768 void gfc_insert_constructor (gfc_expr
*, gfc_constructor
*);
1769 gfc_constructor
*gfc_get_constructor (void);
1770 tree
gfc_conv_array_initializer (tree type
, gfc_expr
* expr
);
1771 try spec_size (gfc_array_spec
*, mpz_t
*);
1772 int gfc_is_compile_time_shape (gfc_array_spec
*);
1774 /* interface.c -- FIXME: some of these should be in symbol.c */
1775 void gfc_free_interface (gfc_interface
*);
1776 int gfc_compare_types (gfc_typespec
*, gfc_typespec
*);
1777 void gfc_check_interfaces (gfc_namespace
*);
1778 void gfc_procedure_use (gfc_symbol
*, gfc_actual_arglist
**, locus
*);
1779 gfc_symbol
*gfc_search_interface (gfc_interface
*, int,
1780 gfc_actual_arglist
**);
1781 try gfc_extend_expr (gfc_expr
*);
1782 void gfc_free_formal_arglist (gfc_formal_arglist
*);
1783 try gfc_extend_assign (gfc_code
*, gfc_namespace
*);
1784 try gfc_add_interface (gfc_symbol
* sym
);
1787 extern gfc_st_label format_asterisk
;
1789 void gfc_free_open (gfc_open
*);
1790 try gfc_resolve_open (gfc_open
*);
1791 void gfc_free_close (gfc_close
*);
1792 try gfc_resolve_close (gfc_close
*);
1793 void gfc_free_filepos (gfc_filepos
*);
1794 try gfc_resolve_filepos (gfc_filepos
*);
1795 void gfc_free_inquire (gfc_inquire
*);
1796 try gfc_resolve_inquire (gfc_inquire
*);
1797 void gfc_free_dt (gfc_dt
*);
1798 try gfc_resolve_dt (gfc_dt
*);
1801 void gfc_module_init_2 (void);
1802 void gfc_module_done_2 (void);
1803 void gfc_dump_module (const char *, int);
1806 symbol_attribute
gfc_variable_attr (gfc_expr
*, gfc_typespec
*);
1807 symbol_attribute
gfc_expr_attr (gfc_expr
*);
1810 void gfc_generate_code (gfc_namespace
*);
1811 void gfc_generate_module_code (gfc_namespace
*);
1814 typedef int (*compare_fn
) (void *, void *);
1815 void gfc_insert_bbt (void *, void *, compare_fn
);
1816 void gfc_delete_bbt (void *, void *, compare_fn
);
1818 /* dump-parse-tree.c */
1819 void gfc_show_namespace (gfc_namespace
*);
1822 try gfc_parse_file (void);
1824 #endif /* GCC_GFORTRAN_H */