1 /* gfortran header file
2 Copyright (C) 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008,
4 Free Software Foundation, Inc.
5 Contributed by Andy Vaught
7 This file is part of GCC.
9 GCC is free software; you can redistribute it and/or modify it under
10 the terms of the GNU General Public License as published by the Free
11 Software Foundation; either version 3, or (at your option) any later
14 GCC is distributed in the hope that it will be useful, but WITHOUT ANY
15 WARRANTY; without even the implied warranty of MERCHANTABILITY or
16 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
19 You should have received a copy of the GNU General Public License
20 along with GCC; see the file COPYING3. If not see
21 <http://www.gnu.org/licenses/>. */
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 /* Declarations common to the front-end and library are put in
33 libgfortran/libgfortran_frontend.h */
34 #include "libgfortran.h"
38 #include "coretypes.h"
40 #include "splay-tree.h"
42 /* Major control parameters. */
44 #define GFC_MAX_SYMBOL_LEN 63 /* Must be at least 63 for F2003. */
45 #define GFC_MAX_BINDING_LABEL_LEN 126 /* (2 * GFC_MAX_SYMBOL_LEN) */
46 #define GFC_MAX_LINE 132 /* Characters beyond this are not seen. */
47 #define GFC_LETTERS 26 /* Number of letters in the alphabet. */
49 #define MAX_SUBRECORD_LENGTH 2147483639 /* 2**31-9 */
52 #define free(x) Use_gfc_free_instead_of_free()
53 #define gfc_is_whitespace(c) ((c==' ') || (c=='\t'))
56 #define stringize(x) expand_macro(x)
57 #define expand_macro(x) # x
59 /* For the runtime library, a standard prefix is a requirement to
60 avoid cluttering the namespace with things nobody asked for. It's
61 ugly to look at and a pain to type when you add the prefix by hand,
62 so we hide it behind a macro. */
63 #define PREFIX(x) "_gfortran_" x
66 #define BLANK_COMMON_NAME "__BLNK__"
68 /* Macro to initialize an mstring structure. */
69 #define minit(s, t) { s, NULL, t }
71 /* Structure for storing strings to be matched by gfc_match_string. */
82 /*************************** Enums *****************************/
84 /* Used when matching and resolving data I/O transfer statements. */
87 { M_READ
, M_WRITE
, M_PRINT
, M_INQUIRE
}
90 /* The author remains confused to this day about the convention of
91 returning '0' for 'SUCCESS'... or was it the other way around? The
92 following enum makes things much more readable. We also start
93 values off at one instead of zero. */
96 { SUCCESS
= 1, FAILURE
}
99 /* These are flags for identifying whether we are reading a character literal
100 between quotes or normal source code. */
103 { NONSTRING
= 0, INSTRING_WARN
, INSTRING_NOWARN
}
106 /* This is returned by gfc_notification_std to know if, given the flags
107 that were given (-std=, -pedantic) we should issue an error, a warning
111 { SILENT
, WARNING
, ERROR
}
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
}
123 /* Used for different Fortran source forms in places like scanner.c. */
125 { FORM_FREE
, FORM_FIXED
, FORM_UNKNOWN
}
128 /* Expression node types. */
130 { EXPR_OP
= 1, EXPR_FUNCTION
, EXPR_CONSTANT
, EXPR_VARIABLE
,
131 EXPR_SUBSTRING
, EXPR_STRUCTURE
, EXPR_ARRAY
, EXPR_NULL
, EXPR_COMPCALL
, EXPR_PPC
137 { AS_EXPLICIT
= 1, AS_ASSUMED_SHAPE
, AS_DEFERRED
,
138 AS_ASSUMED_SIZE
, AS_IMPLIED_SHAPE
, AS_UNKNOWN
143 { AR_FULL
= 1, AR_ELEMENT
, AR_SECTION
, AR_UNKNOWN
}
146 /* Statement label types. */
148 { ST_LABEL_UNKNOWN
= 1, ST_LABEL_TARGET
,
149 ST_LABEL_BAD_TARGET
, ST_LABEL_FORMAT
153 /* Intrinsic operators. */
155 { GFC_INTRINSIC_BEGIN
= 0,
156 INTRINSIC_NONE
= -1, INTRINSIC_UPLUS
= GFC_INTRINSIC_BEGIN
,
157 INTRINSIC_UMINUS
, INTRINSIC_PLUS
, INTRINSIC_MINUS
, INTRINSIC_TIMES
,
158 INTRINSIC_DIVIDE
, INTRINSIC_POWER
, INTRINSIC_CONCAT
,
159 INTRINSIC_AND
, INTRINSIC_OR
, INTRINSIC_EQV
, INTRINSIC_NEQV
,
160 /* ==, /=, >, >=, <, <= */
161 INTRINSIC_EQ
, INTRINSIC_NE
, INTRINSIC_GT
, INTRINSIC_GE
,
162 INTRINSIC_LT
, INTRINSIC_LE
,
163 /* .EQ., .NE., .GT., .GE., .LT., .LE. (OS = Old-Style) */
164 INTRINSIC_EQ_OS
, INTRINSIC_NE_OS
, INTRINSIC_GT_OS
, INTRINSIC_GE_OS
,
165 INTRINSIC_LT_OS
, INTRINSIC_LE_OS
,
166 INTRINSIC_NOT
, INTRINSIC_USER
, INTRINSIC_ASSIGN
,
167 INTRINSIC_PARENTHESES
, GFC_INTRINSIC_END
/* Sentinel */
171 /* This macro is the number of intrinsic operators that exist.
172 Assumptions are made about the numbering of the interface_op enums. */
173 #define GFC_INTRINSIC_OPS GFC_INTRINSIC_END
175 /* Arithmetic results. */
177 { ARITH_OK
= 1, ARITH_OVERFLOW
, ARITH_UNDERFLOW
, ARITH_NAN
,
178 ARITH_DIV0
, ARITH_INCOMMENSURATE
, ARITH_ASYMMETRIC
, ARITH_PROHIBIT
185 ST_ARITHMETIC_IF
, ST_ALLOCATE
, ST_ATTR_DECL
, ST_ASSOCIATE
,
186 ST_BACKSPACE
, ST_BLOCK
, ST_BLOCK_DATA
,
187 ST_CALL
, ST_CASE
, ST_CLOSE
, ST_COMMON
, ST_CONTINUE
, ST_CONTAINS
, ST_CYCLE
,
188 ST_DATA
, ST_DATA_DECL
, ST_DEALLOCATE
, ST_DO
, ST_ELSE
, ST_ELSEIF
,
189 ST_ELSEWHERE
, ST_END_ASSOCIATE
, ST_END_BLOCK
, ST_END_BLOCK_DATA
,
190 ST_ENDDO
, ST_IMPLIED_ENDDO
,
191 ST_END_FILE
, ST_FINAL
, ST_FLUSH
, ST_END_FORALL
, ST_END_FUNCTION
, ST_ENDIF
,
192 ST_END_INTERFACE
, ST_END_MODULE
, ST_END_PROGRAM
, ST_END_SELECT
,
193 ST_END_SUBROUTINE
, ST_END_WHERE
, ST_END_TYPE
, ST_ENTRY
, ST_EQUIVALENCE
,
194 ST_ERROR_STOP
, ST_EXIT
, ST_FORALL
, ST_FORALL_BLOCK
, ST_FORMAT
, ST_FUNCTION
,
195 ST_GOTO
, ST_IF_BLOCK
, ST_IMPLICIT
, ST_IMPLICIT_NONE
, ST_IMPORT
,
196 ST_INQUIRE
, ST_INTERFACE
, ST_SYNC_ALL
, ST_SYNC_MEMORY
, ST_SYNC_IMAGES
,
197 ST_PARAMETER
, ST_MODULE
, ST_MODULE_PROC
, ST_NAMELIST
, ST_NULLIFY
, ST_OPEN
,
198 ST_PAUSE
, ST_PRIVATE
, ST_PROGRAM
, ST_PUBLIC
, ST_READ
, ST_RETURN
, ST_REWIND
,
199 ST_STOP
, ST_SUBROUTINE
, ST_TYPE
, ST_USE
, ST_WHERE_BLOCK
, ST_WHERE
, ST_WAIT
,
200 ST_WRITE
, ST_ASSIGNMENT
, ST_POINTER_ASSIGNMENT
, ST_SELECT_CASE
, ST_SEQUENCE
,
201 ST_SIMPLE_IF
, ST_STATEMENT_FUNCTION
, ST_DERIVED_DECL
, ST_LABEL_ASSIGNMENT
,
202 ST_ENUM
, ST_ENUMERATOR
, ST_END_ENUM
, ST_SELECT_TYPE
, ST_TYPE_IS
, ST_CLASS_IS
,
203 ST_OMP_ATOMIC
, ST_OMP_BARRIER
, ST_OMP_CRITICAL
, ST_OMP_END_CRITICAL
,
204 ST_OMP_END_DO
, ST_OMP_END_MASTER
, ST_OMP_END_ORDERED
, ST_OMP_END_PARALLEL
,
205 ST_OMP_END_PARALLEL_DO
, ST_OMP_END_PARALLEL_SECTIONS
,
206 ST_OMP_END_PARALLEL_WORKSHARE
, ST_OMP_END_SECTIONS
, ST_OMP_END_SINGLE
,
207 ST_OMP_END_WORKSHARE
, ST_OMP_DO
, ST_OMP_FLUSH
, ST_OMP_MASTER
, ST_OMP_ORDERED
,
208 ST_OMP_PARALLEL
, ST_OMP_PARALLEL_DO
, ST_OMP_PARALLEL_SECTIONS
,
209 ST_OMP_PARALLEL_WORKSHARE
, ST_OMP_SECTIONS
, ST_OMP_SECTION
, ST_OMP_SINGLE
,
210 ST_OMP_THREADPRIVATE
, ST_OMP_WORKSHARE
, ST_OMP_TASK
, ST_OMP_END_TASK
,
211 ST_OMP_TASKWAIT
, ST_PROCEDURE
, ST_GENERIC
, ST_CRITICAL
, ST_END_CRITICAL
,
212 ST_GET_FCN_CHARACTERISTICS
, ST_NONE
216 /* Types of interfaces that we can have. Assignment interfaces are
217 considered to be intrinsic operators. */
220 INTERFACE_NAMELESS
= 1, INTERFACE_GENERIC
,
221 INTERFACE_INTRINSIC_OP
, INTERFACE_USER_OP
, INTERFACE_ABSTRACT
225 /* Symbol flavors: these are all mutually exclusive.
226 10 elements = 4 bits. */
227 typedef enum sym_flavor
229 FL_UNKNOWN
= 0, FL_PROGRAM
, FL_BLOCK_DATA
, FL_MODULE
, FL_VARIABLE
,
230 FL_PARAMETER
, FL_LABEL
, FL_PROCEDURE
, FL_DERIVED
, FL_NAMELIST
,
235 /* Procedure types. 7 elements = 3 bits. */
236 typedef enum procedure_type
237 { PROC_UNKNOWN
, PROC_MODULE
, PROC_INTERNAL
, PROC_DUMMY
,
238 PROC_INTRINSIC
, PROC_ST_FUNCTION
, PROC_EXTERNAL
243 typedef enum sym_intent
244 { INTENT_UNKNOWN
= 0, INTENT_IN
, INTENT_OUT
, INTENT_INOUT
249 typedef enum gfc_access
250 { ACCESS_UNKNOWN
= 0, ACCESS_PUBLIC
, ACCESS_PRIVATE
254 /* Flags to keep track of where an interface came from.
255 3 elements = 2 bits. */
257 { IFSRC_UNKNOWN
= 0, /* Interface unknown, only return type may be known. */
258 IFSRC_DECL
, /* FUNCTION or SUBROUTINE declaration. */
259 IFSRC_IFBODY
/* INTERFACE statement or PROCEDURE statement
260 with explicit interface. */
264 /* Whether a SAVE attribute was set explicitly or implicitly. */
265 typedef enum save_state
266 { SAVE_NONE
= 0, SAVE_EXPLICIT
, SAVE_IMPLICIT
270 /* Strings for all symbol attributes. We use these for dumping the
271 parse tree, in error messages, and also when reading and writing
272 modules. In symbol.c. */
273 extern const mstring flavors
[];
274 extern const mstring procedures
[];
275 extern const mstring intents
[];
276 extern const mstring access_types
[];
277 extern const mstring ifsrc_types
[];
278 extern const mstring save_status
[];
280 /* Enumeration of all the generic intrinsic functions. Used by the
281 backend for identification of a function. */
285 /* GFC_ISYM_NONE is used for intrinsics which will never be seen by
286 the backend (e.g. KIND). */
321 GFC_ISYM_COMMAND_ARGUMENT_COUNT
,
322 GFC_ISYM_COMPILER_OPTIONS
,
323 GFC_ISYM_COMPILER_VERSION
,
334 GFC_ISYM_DATE_AND_TIME
,
338 GFC_ISYM_DOT_PRODUCT
,
347 GFC_ISYM_ERFC_SCALED
,
349 GFC_ISYM_EXECUTE_COMMAND_LINE
,
353 GFC_ISYM_EXTENDS_TYPE_OF
,
370 GFC_ISYM_GET_COMMAND
,
371 GFC_ISYM_GET_COMMAND_ARGUMENT
,
374 GFC_ISYM_GET_ENVIRONMENT_VARIABLE
,
395 GFC_ISYM_IMAGE_INDEX
,
404 GFC_ISYM_IS_IOSTAT_END
,
405 GFC_ISYM_IS_IOSTAT_EOR
,
440 GFC_ISYM_MAXEXPONENT
,
448 GFC_ISYM_MINEXPONENT
,
473 GFC_ISYM_RANDOM_NUMBER
,
474 GFC_ISYM_RANDOM_SEED
,
482 GFC_ISYM_SAME_TYPE_AS
,
488 GFC_ISYM_SET_EXPONENT
,
507 GFC_ISYM_STORAGE_SIZE
,
512 GFC_ISYM_SYSTEM_CLOCK
,
536 typedef enum gfc_isym_id gfc_isym_id
;
541 GFC_INIT_REAL_OFF
= 0,
546 GFC_INIT_REAL_NEG_INF
552 GFC_INIT_LOGICAL_OFF
= 0,
553 GFC_INIT_LOGICAL_FALSE
,
554 GFC_INIT_LOGICAL_TRUE
560 GFC_INIT_CHARACTER_OFF
= 0,
561 GFC_INIT_CHARACTER_ON
563 init_local_character
;
567 GFC_INIT_INTEGER_OFF
= 0,
574 GFC_FCOARRAY_NONE
= 0,
589 /************************* Structures *****************************/
591 /* Used for keeping things in balanced binary trees. */
592 #define BBT_HEADER(self) int priority; struct self *left, *right
594 #define NAMED_INTCST(a,b,c,d) a,
595 #define NAMED_KINDARRAY(a,b,c,d) a,
596 #define NAMED_FUNCTION(a,b,c,d) a,
599 ISOFORTRANENV_INVALID
= -1,
600 #include "iso-fortran-env.def"
601 ISOFORTRANENV_LAST
, ISOFORTRANENV_NUMBER
= ISOFORTRANENV_LAST
603 iso_fortran_env_symbol
;
605 #undef NAMED_KINDARRAY
606 #undef NAMED_FUNCTION
608 #define NAMED_INTCST(a,b,c,d) a,
609 #define NAMED_REALCST(a,b,c) a,
610 #define NAMED_CMPXCST(a,b,c) a,
611 #define NAMED_LOGCST(a,b,c) a,
612 #define NAMED_CHARKNDCST(a,b,c) a,
613 #define NAMED_CHARCST(a,b,c) a,
614 #define DERIVED_TYPE(a,b,c) a,
615 #define PROCEDURE(a,b) a,
616 #define NAMED_FUNCTION(a,b,c,d) a,
619 ISOCBINDING_INVALID
= -1,
620 #include "iso-c-binding.def"
622 ISOCBINDING_NUMBER
= ISOCBINDING_LAST
624 iso_c_binding_symbol
;
629 #undef NAMED_CHARKNDCST
633 #undef NAMED_FUNCTION
637 INTMOD_NONE
= 0, INTMOD_ISO_FORTRAN_ENV
, INTMOD_ISO_C_BINDING
643 char name
[GFC_MAX_SYMBOL_LEN
+ 1];
644 int value
; /* Used for both integer and character values. */
649 /* Array of structs, where the structs represent the C interop kinds.
650 The list will be implemented based on a hash of the kind name since
651 these could be accessed multiple times.
652 Declared in trans-types.c as a global, since it's in that file
653 that the list is initialized. */
654 extern CInteropKind_t c_interop_kinds_table
[];
657 /* Structure and list of supported extension attributes. */
660 EXT_ATTR_DLLIMPORT
= 0,
665 EXT_ATTR_LAST
, EXT_ATTR_NUM
= EXT_ATTR_LAST
673 const char *middle_end_name
;
677 extern const ext_attr_t ext_attr_list
[];
679 /* Symbol attribute structure. */
682 /* Variable attributes. */
683 unsigned allocatable
:1, dimension
:1, codimension
:1, external
:1, intrinsic
:1,
684 optional
:1, pointer
:1, target
:1, value
:1, volatile_
:1, temporary
:1,
685 dummy
:1, result
:1, assign
:1, threadprivate
:1, not_always_present
:1,
686 implied_index
:1, subref_array_pointer
:1, proc_pointer
:1, asynchronous
:1,
689 /* For CLASS containers, the pointer attribute is sometimes set internally
690 even though it was not directly specified. In this case, keep the
691 "real" (original) value here. */
692 unsigned class_pointer
:1;
694 ENUM_BITFIELD (save_state
) save
:2;
696 unsigned data
:1, /* Symbol is named in a DATA statement. */
697 is_protected
:1, /* Symbol has been marked as protected. */
698 use_assoc
:1, /* Symbol has been use-associated. */
699 use_only
:1, /* Symbol has been use-associated, with ONLY. */
700 use_rename
:1, /* Symbol has been use-associated and renamed. */
701 imported
:1, /* Symbol has been associated by IMPORT. */
702 host_assoc
:1; /* Symbol has been host associated. */
704 unsigned in_namelist
:1, in_common
:1, in_equivalence
:1;
705 unsigned function
:1, subroutine
:1, procedure
:1;
706 unsigned generic
:1, generic_copy
:1;
707 unsigned implicit_type
:1; /* Type defined via implicit rules. */
708 unsigned untyped
:1; /* No implicit type could be found. */
710 unsigned is_bind_c
:1; /* say if is bound to C. */
711 unsigned extension
:8; /* extension level of a derived type. */
712 unsigned is_class
:1; /* is a CLASS container. */
713 unsigned class_ok
:1; /* is a CLASS object with correct attributes. */
714 unsigned vtab
:1; /* is a derived type vtab, pointed to by CLASS objects. */
715 unsigned vtype
:1; /* is a derived type of a vtab. */
717 /* These flags are both in the typespec and attribute. The attribute
718 list is what gets read from/written to a module file. The typespec
719 is created from a decl being processed. */
720 unsigned is_c_interop
:1; /* It's c interoperable. */
721 unsigned is_iso_c
:1; /* Symbol is from iso_c_binding. */
723 /* Function/subroutine attributes */
724 unsigned sequence
:1, elemental
:1, pure
:1, recursive
:1;
725 unsigned unmaskable
:1, masked
:1, contained
:1, mod_proc
:1, abstract
:1;
727 /* This is set if a contained procedure could be declared pure. This is
728 used for certain optimizations that require the result or arguments
729 cannot alias. Note that this is zero for PURE procedures. */
730 unsigned implicit_pure
:1;
732 /* This is set if the subroutine doesn't return. Currently, this
733 is only possible for intrinsic subroutines. */
736 /* Set if this procedure is an alternate entry point. These procedures
737 don't have any code associated, and the backend will turn them into
738 thunks to the master function. */
741 /* Set if this is the master function for a procedure with multiple
743 unsigned entry_master
:1;
745 /* Set if this is the master function for a function with multiple
746 entry points where characteristics of the entry points differ. */
747 unsigned mixed_entry_master
:1;
749 /* Set if a function must always be referenced by an explicit interface. */
750 unsigned always_explicit
:1;
752 /* Set if the symbol has been referenced in an expression. No further
753 modification of type or type parameters is permitted. */
754 unsigned referenced
:1;
756 /* Set if this is the symbol for the main program. */
757 unsigned is_main_program
:1;
759 /* Mutually exclusive multibit attributes. */
760 ENUM_BITFIELD (gfc_access
) access
:2;
761 ENUM_BITFIELD (sym_intent
) intent
:2;
762 ENUM_BITFIELD (sym_flavor
) flavor
:4;
763 ENUM_BITFIELD (ifsrc
) if_source
:2;
765 ENUM_BITFIELD (procedure_type
) proc
:3;
767 /* Special attributes for Cray pointers, pointees. */
768 unsigned cray_pointer
:1, cray_pointee
:1;
770 /* The symbol is a derived type with allocatable components, pointer
771 components or private components, procedure pointer components,
772 possibly nested. zero_comp is true if the derived type has no
774 unsigned alloc_comp
:1, pointer_comp
:1, proc_pointer_comp
:1,
775 private_comp
:1, zero_comp
:1, coarray_comp
:1;
777 /* This is a temporary selector for SELECT TYPE. */
778 unsigned select_type_temporary
:1;
780 /* Attributes set by compiler extensions (!GCC$ ATTRIBUTES). */
781 unsigned ext_attr
:EXT_ATTR_NUM
;
783 /* The namespace where the attribute has been set. */
784 struct gfc_namespace
*volatile_ns
, *asynchronous_ns
;
789 /* We need to store source lines as sequences of multibyte source
790 characters. We define here a type wide enough to hold any multibyte
791 source character, just like libcpp does. A 32-bit type is enough. */
793 #if HOST_BITS_PER_INT >= 32
794 typedef unsigned int gfc_char_t
;
795 #elif HOST_BITS_PER_LONG >= 32
796 typedef unsigned long gfc_char_t
;
797 #elif defined(HAVE_LONG_LONG) && (HOST_BITS_PER_LONGLONG >= 32)
798 typedef unsigned long long gfc_char_t
;
800 # error "Cannot find an integer type with at least 32 bits"
804 /* The following three structures are used to identify a location in
807 gfc_file is used to maintain a tree of the source files and how
808 they include each other
810 gfc_linebuf holds a single line of source code and information
811 which file it resides in
813 locus point to the sourceline and the character in the source
817 typedef struct gfc_file
819 struct gfc_file
*next
, *up
;
820 int inclusion_line
, line
;
824 typedef struct gfc_linebuf
826 source_location location
;
827 struct gfc_file
*file
;
828 struct gfc_linebuf
*next
;
836 #define gfc_linebuf_header_size (offsetof (gfc_linebuf, line))
838 #define gfc_linebuf_linenum(LBUF) (LOCATION_LINE ((LBUF)->location))
846 /* In order for the "gfc" format checking to work correctly, you must
847 have declared a typedef locus first. */
848 #if GCC_VERSION >= 4001
849 #define ATTRIBUTE_GCC_GFC(m, n) __attribute__ ((__format__ (__gcc_gfc__, m, n))) ATTRIBUTE_NONNULL(m)
851 #define ATTRIBUTE_GCC_GFC(m, n) ATTRIBUTE_NONNULL(m)
855 /* Suppress error messages or re-enable them. */
857 void gfc_push_suppress_errors (void);
858 void gfc_pop_suppress_errors (void);
861 /* Character length structures hold the expression that gives the
862 length of a character variable. We avoid putting these into
863 gfc_typespec because doing so prevents us from doing structure
864 copies and forces us to deallocate any typespecs we create, as well
865 as structures that contain typespecs. They also can have multiple
866 character typespecs pointing to them.
868 These structures form a singly linked list within the current
869 namespace and are deallocated with the namespace. It is possible to
870 end up with gfc_charlen structures that have nothing pointing to them. */
872 typedef struct gfc_charlen
874 struct gfc_expr
*length
;
875 struct gfc_charlen
*next
;
876 bool length_from_typespec
; /* Length from explicit array ctor typespec? */
878 tree passed_length
; /* Length argument explicitly passed. */
884 #define gfc_get_charlen() XCNEW (gfc_charlen)
886 /* Type specification structure. */
894 struct gfc_symbol
*derived
; /* For derived types only. */
895 gfc_charlen
*cl
; /* For character types only. */
896 int pad
; /* For hollerith types only. */
900 struct gfc_symbol
*interface
; /* For PROCEDURE declarations. */
908 /* Array specification. */
911 int rank
; /* A rank of zero means that a variable is a scalar. */
913 array_type type
, cotype
;
914 struct gfc_expr
*lower
[GFC_MAX_DIMENSIONS
], *upper
[GFC_MAX_DIMENSIONS
];
916 /* These two fields are used with the Cray Pointer extension. */
917 bool cray_pointee
; /* True iff this spec belongs to a cray pointee. */
918 bool cp_was_assumed
; /* AS_ASSUMED_SIZE cp arrays are converted to
919 AS_EXPLICIT, but we want to remember that we
925 #define gfc_get_array_spec() XCNEW (gfc_array_spec)
928 /* Components of derived types. */
929 typedef struct gfc_component
934 symbol_attribute attr
;
938 /* Used to cache a FIELD_DECL matching this same component
939 but applied to a different backend containing type that was
940 generated by gfc_nonrestricted_type. */
941 tree norestrict_decl
;
943 struct gfc_expr
*initializer
;
944 struct gfc_component
*next
;
946 /* Needed for procedure pointer components. */
947 struct gfc_formal_arglist
*formal
;
948 struct gfc_namespace
*formal_ns
;
949 struct gfc_typebound_proc
*tb
;
953 #define gfc_get_component() XCNEW (gfc_component)
955 /* Formal argument lists are lists of symbols. */
956 typedef struct gfc_formal_arglist
958 /* Symbol representing the argument at this position in the arglist. */
959 struct gfc_symbol
*sym
;
960 /* Points to the next formal argument. */
961 struct gfc_formal_arglist
*next
;
965 #define gfc_get_formal_arglist() XCNEW (gfc_formal_arglist)
968 /* The gfc_actual_arglist structure is for actual arguments. */
969 typedef struct gfc_actual_arglist
972 /* Alternate return label when the expr member is null. */
973 struct gfc_st_label
*label
;
975 /* This is set to the type of an eventual omitted optional
976 argument. This is used to determine if a hidden string length
977 argument has to be added to a function call. */
980 struct gfc_expr
*expr
;
981 struct gfc_actual_arglist
*next
;
985 #define gfc_get_actual_arglist() XCNEW (gfc_actual_arglist)
988 /* Because a symbol can belong to multiple namelists, they must be
989 linked externally to the symbol itself. */
990 typedef struct gfc_namelist
992 struct gfc_symbol
*sym
;
993 struct gfc_namelist
*next
;
997 #define gfc_get_namelist() XCNEW (gfc_namelist)
1002 OMP_LIST_FIRSTPRIVATE
,
1003 OMP_LIST_LASTPRIVATE
,
1004 OMP_LIST_COPYPRIVATE
,
1008 OMP_LIST_REDUCTION_FIRST
= OMP_LIST_PLUS
,
1020 OMP_LIST_REDUCTION_LAST
= OMP_LIST_IEOR
,
1024 /* Because a symbol can belong to multiple namelists, they must be
1025 linked externally to the symbol itself. */
1027 enum gfc_omp_sched_kind
1037 enum gfc_omp_default_sharing
1039 OMP_DEFAULT_UNKNOWN
,
1041 OMP_DEFAULT_PRIVATE
,
1043 OMP_DEFAULT_FIRSTPRIVATE
1046 typedef struct gfc_omp_clauses
1048 struct gfc_expr
*if_expr
;
1049 struct gfc_expr
*num_threads
;
1050 gfc_namelist
*lists
[OMP_LIST_NUM
];
1051 enum gfc_omp_sched_kind sched_kind
;
1052 struct gfc_expr
*chunk_size
;
1053 enum gfc_omp_default_sharing default_sharing
;
1055 bool nowait
, ordered
, untied
;
1059 #define gfc_get_omp_clauses() XCNEW (gfc_omp_clauses)
1062 /* The gfc_st_label structure is a BBT attached to a namespace that
1063 records the usage of statement labels within that space. */
1065 typedef struct gfc_st_label
1067 BBT_HEADER(gfc_st_label
);
1071 gfc_sl_type defined
, referenced
;
1073 struct gfc_expr
*format
;
1082 /* gfc_interface()-- Interfaces are lists of symbols strung together. */
1083 typedef struct gfc_interface
1085 struct gfc_symbol
*sym
;
1087 struct gfc_interface
*next
;
1091 #define gfc_get_interface() XCNEW (gfc_interface)
1093 /* User operator nodes. These are like stripped down symbols. */
1099 struct gfc_namespace
*ns
;
1105 /* A list of specific bindings that are associated with a generic spec. */
1106 typedef struct gfc_tbp_generic
1108 /* The parser sets specific_st, upon resolution we look for the corresponding
1109 gfc_typebound_proc and set specific for further use. */
1110 struct gfc_symtree
* specific_st
;
1111 struct gfc_typebound_proc
* specific
;
1113 struct gfc_tbp_generic
* next
;
1117 #define gfc_get_tbp_generic() XCNEW (gfc_tbp_generic)
1120 /* Data needed for type-bound procedures. */
1121 typedef struct gfc_typebound_proc
1123 locus where
; /* Where the PROCEDURE/GENERIC definition was. */
1127 struct gfc_symtree
* specific
; /* The interface if DEFERRED. */
1128 gfc_tbp_generic
* generic
;
1133 const char* pass_arg
; /* Argument-name for PASS. NULL if not specified. */
1135 /* The overridden type-bound proc (or GENERIC with this name in the
1136 parent-type) or NULL if non. */
1137 struct gfc_typebound_proc
* overridden
;
1139 /* Once resolved, we use the position of pass_arg in the formal arglist of
1140 the binding-target procedure to identify it. The first argument has
1141 number 1 here, the second 2, and so on. */
1142 unsigned pass_arg_num
;
1144 unsigned nopass
:1; /* Whether we have NOPASS (PASS otherwise). */
1145 unsigned non_overridable
:1;
1146 unsigned deferred
:1;
1147 unsigned is_generic
:1;
1148 unsigned function
:1, subroutine
:1;
1149 unsigned error
:1; /* Ignore it, when an error occurred during resolution. */
1155 /* Symbol nodes. These are important things. They are what the
1156 standard refers to as "entities". The possibly multiple names that
1157 refer to the same entity are accomplished by a binary tree of
1158 symtree structures that is balanced by the red-black method-- more
1159 than one symtree node can point to any given symbol. */
1161 typedef struct gfc_symbol
1163 const char *name
; /* Primary name, before renaming */
1164 const char *module
; /* Module this symbol came from */
1168 symbol_attribute attr
;
1170 /* The formal member points to the formal argument list if the
1171 symbol is a function or subroutine name. If the symbol is a
1172 generic name, the generic member points to the list of
1175 gfc_interface
*generic
;
1176 gfc_access component_access
;
1178 gfc_formal_arglist
*formal
;
1179 struct gfc_namespace
*formal_ns
;
1180 struct gfc_namespace
*f2k_derived
;
1182 struct gfc_expr
*value
; /* Parameter/Initializer value */
1184 struct gfc_symbol
*result
; /* function result symbol */
1185 gfc_component
*components
; /* Derived type components */
1187 /* Defined only for Cray pointees; points to their pointer. */
1188 struct gfc_symbol
*cp_pointer
;
1190 int entry_id
; /* Used in resolve.c for entries. */
1192 /* CLASS hashed name for declared and dynamic types in the class. */
1195 struct gfc_symbol
*common_next
; /* Links for COMMON syms */
1197 /* This is in fact a gfc_common_head but it is only used for pointer
1198 comparisons to check if symbols are in the same common block. */
1199 struct gfc_common_head
* common_head
;
1201 /* Make sure setup code for dummy arguments is generated in the correct
1205 gfc_namelist
*namelist
, *namelist_tail
;
1207 /* Change management fields. Symbols that might be modified by the
1208 current statement have the mark member nonzero and are kept in a
1209 singly linked list through the tlink field. Of these symbols,
1210 symbols with old_symbol equal to NULL are symbols created within
1211 the current statement. Otherwise, old_symbol points to a copy of
1214 struct gfc_symbol
*old_symbol
, *tlink
;
1215 unsigned mark
:1, gfc_new
:1;
1216 /* Nonzero if all equivalences associated with this symbol have been
1218 unsigned equiv_built
:1;
1219 /* Set if this variable is used as an index name in a FORALL. */
1220 unsigned forall_index
:1;
1222 struct gfc_namespace
*ns
; /* namespace containing this symbol */
1226 /* Identity of the intrinsic module the symbol comes from, or
1227 INTMOD_NONE if it's not imported from a intrinsic module. */
1228 intmod_id from_intmod
;
1229 /* Identity of the symbol from intrinsic modules, from enums maintained
1230 separately by each intrinsic module. Used together with from_intmod,
1231 it uniquely identifies a symbol from an intrinsic module. */
1234 /* This may be repetitive, since the typespec now has a binding
1236 char binding_label
[GFC_MAX_BINDING_LABEL_LEN
+ 1];
1237 /* Store a reference to the common_block, if this symbol is in one. */
1238 struct gfc_common_head
*common_block
;
1240 /* Link to corresponding association-list if this is an associate name. */
1241 struct gfc_association_list
*assoc
;
1246 /* This structure is used to keep track of symbols in common blocks. */
1247 typedef struct gfc_common_head
1250 char use_assoc
, saved
, threadprivate
;
1251 char name
[GFC_MAX_SYMBOL_LEN
+ 1];
1252 struct gfc_symbol
*head
;
1253 char binding_label
[GFC_MAX_BINDING_LABEL_LEN
+ 1];
1258 #define gfc_get_common_head() XCNEW (gfc_common_head)
1261 /* A list of all the alternate entry points for a procedure. */
1263 typedef struct gfc_entry_list
1265 /* The symbol for this entry point. */
1267 /* The zero-based id of this entry point. */
1269 /* The LABEL_EXPR marking this entry point. */
1271 /* The next item in the list. */
1272 struct gfc_entry_list
*next
;
1276 #define gfc_get_entry_list() \
1277 (gfc_entry_list *) gfc_getmem(sizeof(gfc_entry_list))
1279 /* Lists of rename info for the USE statement. */
1281 typedef struct gfc_use_rename
1283 char local_name
[GFC_MAX_SYMBOL_LEN
+ 1], use_name
[GFC_MAX_SYMBOL_LEN
+ 1];
1284 struct gfc_use_rename
*next
;
1286 gfc_intrinsic_op op
;
1291 #define gfc_get_use_rename() XCNEW (gfc_use_rename);
1293 /* A list of all USE statements in a namespace. */
1295 typedef struct gfc_use_list
1297 const char *module_name
;
1299 struct gfc_use_rename
*rename
;
1301 /* Next USE statement. */
1302 struct gfc_use_list
*next
;
1306 #define gfc_get_use_list() \
1307 (gfc_use_list *) gfc_getmem(sizeof(gfc_use_list))
1309 /* Within a namespace, symbols are pointed to by symtree nodes that
1310 are linked together in a balanced binary tree. There can be
1311 several symtrees pointing to the same symbol node via USE
1314 typedef struct gfc_symtree
1316 BBT_HEADER (gfc_symtree
);
1321 gfc_symbol
*sym
; /* Symbol associated with this node */
1323 gfc_common_head
*common
;
1324 gfc_typebound_proc
*tb
;
1330 /* A linked list of derived types in the namespace. */
1331 typedef struct gfc_dt_list
1333 struct gfc_symbol
*derived
;
1334 struct gfc_dt_list
*next
;
1338 #define gfc_get_dt_list() XCNEW (gfc_dt_list)
1340 /* A list of all derived types. */
1341 extern gfc_dt_list
*gfc_derived_types
;
1343 /* A namespace describes the contents of procedure, module, interface block
1344 or BLOCK construct. */
1345 /* ??? Anything else use these? */
1347 typedef struct gfc_namespace
1349 /* Tree containing all the symbols in this namespace. */
1350 gfc_symtree
*sym_root
;
1351 /* Tree containing all the user-defined operators in the namespace. */
1352 gfc_symtree
*uop_root
;
1353 /* Tree containing all the common blocks. */
1354 gfc_symtree
*common_root
;
1356 /* Tree containing type-bound procedures. */
1357 gfc_symtree
*tb_sym_root
;
1358 /* Type-bound user operators. */
1359 gfc_symtree
*tb_uop_root
;
1360 /* For derived-types, store type-bound intrinsic operators here. */
1361 gfc_typebound_proc
*tb_op
[GFC_INTRINSIC_OPS
];
1362 /* Linked list of finalizer procedures. */
1363 struct gfc_finalizer
*finalizers
;
1365 /* If set_flag[letter] is set, an implicit type has been set for letter. */
1366 int set_flag
[GFC_LETTERS
];
1367 /* Keeps track of the implicit types associated with the letters. */
1368 gfc_typespec default_type
[GFC_LETTERS
];
1369 /* Store the positions of IMPLICIT statements. */
1370 locus implicit_loc
[GFC_LETTERS
];
1372 /* If this is a namespace of a procedure, this points to the procedure. */
1373 struct gfc_symbol
*proc_name
;
1374 /* If this is the namespace of a unit which contains executable
1375 code, this points to it. */
1376 struct gfc_code
*code
;
1378 /* Points to the equivalences set up in this namespace. */
1379 struct gfc_equiv
*equiv
, *old_equiv
;
1381 /* Points to the equivalence groups produced by trans_common. */
1382 struct gfc_equiv_list
*equiv_lists
;
1384 gfc_interface
*op
[GFC_INTRINSIC_OPS
];
1386 /* Points to the parent namespace, i.e. the namespace of a module or
1387 procedure in which the procedure belonging to this namespace is
1388 contained. The parent namespace points to this namespace either
1389 directly via CONTAINED, or indirectly via the chain built by
1391 struct gfc_namespace
*parent
;
1392 /* CONTAINED points to the first contained namespace. Sibling
1393 namespaces are chained via SIBLING. */
1394 struct gfc_namespace
*contained
, *sibling
;
1396 gfc_common_head blank_common
;
1397 gfc_access default_access
, operator_access
[GFC_INTRINSIC_OPS
];
1399 gfc_st_label
*st_labels
;
1400 /* This list holds information about all the data initializers in
1402 struct gfc_data
*data
;
1404 gfc_charlen
*cl_list
, *old_cl_list
;
1406 gfc_dt_list
*derived_types
;
1408 int save_all
, seen_save
, seen_implicit_none
;
1410 /* Normally we don't need to refcount namespaces. However when we read
1411 a module containing a function with multiple entry points, this
1412 will appear as several functions with the same formal namespace. */
1415 /* A list of all alternate entry points to this procedure (or NULL). */
1416 gfc_entry_list
*entries
;
1418 /* A list of USE statements in this namespace. */
1419 gfc_use_list
*use_stmts
;
1421 /* Set to 1 if namespace is a BLOCK DATA program unit. */
1422 unsigned is_block_data
:1;
1424 /* Set to 1 if namespace is an interface body with "IMPORT" used. */
1425 unsigned has_import_set
:1;
1427 /* Set to 1 if resolved has been called for this namespace.
1428 Holds -1 during resolution. */
1431 /* Set to 1 if code has been generated for this namespace. */
1432 unsigned translated
:1;
1434 /* Set to 1 if symbols in this namespace should be 'construct entities',
1435 i.e. for BLOCK local variables. */
1436 unsigned construct_entities
:1;
1440 extern gfc_namespace
*gfc_current_ns
;
1441 extern gfc_namespace
*gfc_global_ns_list
;
1443 /* Global symbols are symbols of global scope. Currently we only use
1444 this to detect collisions already when parsing.
1445 TODO: Extend to verify procedure calls. */
1447 enum gfc_symbol_type
1449 GSYM_UNKNOWN
=1, GSYM_PROGRAM
, GSYM_FUNCTION
, GSYM_SUBROUTINE
,
1450 GSYM_MODULE
, GSYM_COMMON
, GSYM_BLOCK_DATA
1453 typedef struct gfc_gsymbol
1455 BBT_HEADER(gfc_gsymbol
);
1458 const char *sym_name
;
1459 const char *mod_name
;
1460 const char *binding_label
;
1461 enum gfc_symbol_type type
;
1469 extern gfc_gsymbol
*gfc_gsym_root
;
1471 /* Information on interfaces being built. */
1474 interface_type type
;
1478 gfc_intrinsic_op op
;
1482 extern gfc_interface_info current_interface
;
1485 /* Array reference. */
1487 enum gfc_array_ref_dimen_type
1489 DIMEN_ELEMENT
= 1, DIMEN_RANGE
, DIMEN_VECTOR
, DIMEN_STAR
, DIMEN_THIS_IMAGE
, DIMEN_UNKNOWN
1492 typedef struct gfc_array_ref
1495 int dimen
; /* # of components in the reference */
1497 bool in_allocate
; /* For coarray checks. */
1501 locus c_where
[GFC_MAX_DIMENSIONS
]; /* All expressions can be NULL */
1502 struct gfc_expr
*start
[GFC_MAX_DIMENSIONS
], *end
[GFC_MAX_DIMENSIONS
],
1503 *stride
[GFC_MAX_DIMENSIONS
];
1505 enum gfc_array_ref_dimen_type dimen_type
[GFC_MAX_DIMENSIONS
];
1507 struct gfc_expr
*offset
;
1511 #define gfc_get_array_ref() XCNEW (gfc_array_ref)
1514 /* Component reference nodes. A variable is stored as an expression
1515 node that points to the base symbol. After that, a singly linked
1516 list of component reference nodes gives the variable's complete
1517 resolution. The array_ref component may be present and comes
1518 before the component component. */
1521 { REF_ARRAY
, REF_COMPONENT
, REF_SUBSTRING
}
1524 typedef struct gfc_ref
1530 struct gfc_array_ref ar
;
1534 gfc_component
*component
;
1541 struct gfc_expr
*start
, *end
; /* Substring */
1542 gfc_charlen
*length
;
1549 struct gfc_ref
*next
;
1553 #define gfc_get_ref() XCNEW (gfc_ref)
1556 /* Structures representing intrinsic symbols and their arguments lists. */
1557 typedef struct gfc_intrinsic_arg
1559 char name
[GFC_MAX_SYMBOL_LEN
+ 1];
1562 unsigned optional
:1, value
:1;
1563 ENUM_BITFIELD (sym_intent
) intent
:2;
1564 gfc_actual_arglist
*actual
;
1566 struct gfc_intrinsic_arg
*next
;
1572 /* Specifies the various kinds of check functions used to verify the
1573 argument lists of intrinsic functions. fX with X an integer refer
1574 to check functions of intrinsics with X arguments. f1m is used for
1575 the MAX and MIN intrinsics which can have an arbitrary number of
1576 arguments, f3ml is used for the MINLOC and MAXLOC intrinsics as
1577 these have special semantics. */
1581 gfc_try (*f0
)(void);
1582 gfc_try (*f1
)(struct gfc_expr
*);
1583 gfc_try (*f1m
)(gfc_actual_arglist
*);
1584 gfc_try (*f2
)(struct gfc_expr
*, struct gfc_expr
*);
1585 gfc_try (*f3
)(struct gfc_expr
*, struct gfc_expr
*, struct gfc_expr
*);
1586 gfc_try (*f3ml
)(gfc_actual_arglist
*);
1587 gfc_try (*f3red
)(gfc_actual_arglist
*);
1588 gfc_try (*f4
)(struct gfc_expr
*, struct gfc_expr
*, struct gfc_expr
*,
1590 gfc_try (*f5
)(struct gfc_expr
*, struct gfc_expr
*, struct gfc_expr
*,
1591 struct gfc_expr
*, struct gfc_expr
*);
1595 /* Like gfc_check_f, these specify the type of the simplification
1596 function associated with an intrinsic. The fX are just like in
1597 gfc_check_f. cc is used for type conversion functions. */
1601 struct gfc_expr
*(*f0
)(void);
1602 struct gfc_expr
*(*f1
)(struct gfc_expr
*);
1603 struct gfc_expr
*(*f2
)(struct gfc_expr
*, struct gfc_expr
*);
1604 struct gfc_expr
*(*f3
)(struct gfc_expr
*, struct gfc_expr
*,
1606 struct gfc_expr
*(*f4
)(struct gfc_expr
*, struct gfc_expr
*,
1607 struct gfc_expr
*, struct gfc_expr
*);
1608 struct gfc_expr
*(*f5
)(struct gfc_expr
*, struct gfc_expr
*,
1609 struct gfc_expr
*, struct gfc_expr
*,
1611 struct gfc_expr
*(*cc
)(struct gfc_expr
*, bt
, int);
1615 /* Again like gfc_check_f, these specify the type of the resolution
1616 function associated with an intrinsic. The fX are just like in
1617 gfc_check_f. f1m is used for MIN and MAX, s1 is used for abort(). */
1621 void (*f0
)(struct gfc_expr
*);
1622 void (*f1
)(struct gfc_expr
*, struct gfc_expr
*);
1623 void (*f1m
)(struct gfc_expr
*, struct gfc_actual_arglist
*);
1624 void (*f2
)(struct gfc_expr
*, struct gfc_expr
*, struct gfc_expr
*);
1625 void (*f3
)(struct gfc_expr
*, struct gfc_expr
*, struct gfc_expr
*,
1627 void (*f4
)(struct gfc_expr
*, struct gfc_expr
*, struct gfc_expr
*,
1628 struct gfc_expr
*, struct gfc_expr
*);
1629 void (*f5
)(struct gfc_expr
*, struct gfc_expr
*, struct gfc_expr
*,
1630 struct gfc_expr
*, struct gfc_expr
*, struct gfc_expr
*);
1631 void (*s1
)(struct gfc_code
*);
1636 typedef struct gfc_intrinsic_sym
1638 const char *name
, *lib_name
;
1639 gfc_intrinsic_arg
*formal
;
1641 unsigned elemental
:1, inquiry
:1, transformational
:1, pure
:1,
1642 generic
:1, specific
:1, actual_ok
:1, noreturn
:1, conversion
:1,
1647 gfc_simplify_f simplify
;
1649 gfc_resolve_f resolve
;
1650 struct gfc_intrinsic_sym
*specific_head
, *next
;
1657 /* Expression nodes. The expression node types deserve explanations,
1658 since the last couple can be easily misconstrued:
1660 EXPR_OP Operator node pointing to one or two other nodes
1661 EXPR_FUNCTION Function call, symbol points to function's name
1662 EXPR_CONSTANT A scalar constant: Logical, String, Real, Int or Complex
1663 EXPR_VARIABLE An Lvalue with a root symbol and possible reference list
1664 which expresses structure, array and substring refs.
1665 EXPR_NULL The NULL pointer value (which also has a basic type).
1666 EXPR_SUBSTRING A substring of a constant string
1667 EXPR_STRUCTURE A structure constructor
1668 EXPR_ARRAY An array constructor.
1669 EXPR_COMPCALL Function (or subroutine) call of a procedure pointer
1670 component or type-bound procedure. */
1675 #define GFC_RND_MODE GMP_RNDN
1676 #define GFC_MPC_RND_MODE MPC_RNDNN
1678 typedef splay_tree gfc_constructor_base
;
1680 typedef struct gfc_expr
1684 gfc_typespec ts
; /* These two refer to the overall expression */
1687 mpz_t
*shape
; /* Can be NULL if shape is unknown at compile time */
1689 /* Nonnull for functions and structure constructors, may also used to hold the
1690 base-object for component calls. */
1691 gfc_symtree
*symtree
;
1697 /* is_boz is true if the integer is regarded as BOZ bitpatten and is_snan
1698 denotes a signalling not-a-number. */
1699 unsigned int is_boz
: 1, is_snan
: 1;
1701 /* Sometimes, when an error has been emitted, it is necessary to prevent
1702 it from recurring. */
1703 unsigned int error
: 1;
1705 /* Mark an expression where a user operator has been substituted by
1706 a function call in interface.c(gfc_extend_expr). */
1707 unsigned int user_operator
: 1;
1709 /* Mark an expression as being a MOLD argument of ALLOCATE. */
1710 unsigned int mold
: 1;
1712 /* If an expression comes from a Hollerith constant or compile-time
1713 evaluation of a transfer statement, it may have a prescribed target-
1714 memory representation, and these cannot always be backformed from
1737 gfc_intrinsic_op op
;
1739 struct gfc_expr
*op1
, *op2
;
1745 gfc_actual_arglist
*actual
;
1746 const char *name
; /* Points to the ultimate name of the function */
1747 gfc_intrinsic_sym
*isym
;
1754 gfc_actual_arglist
* actual
;
1756 /* Base-object, whose component was called. NULL means that it should
1757 be taken from symtree/ref. */
1758 struct gfc_expr
* base_object
;
1759 gfc_typebound_proc
* tbp
; /* Should overlap with esym. */
1761 /* For type-bound operators, we want to call PASS procedures but already
1762 have the full arglist; mark this, so that it is not extended by the
1764 unsigned ignore_pass
:1;
1766 /* Do assign-calls rather than calls, that is appropriate dependency
1779 gfc_constructor_base constructor
;
1787 #define gfc_get_shape(rank) ((mpz_t *) gfc_getmem((rank)*sizeof(mpz_t)))
1789 /* Structures for information associated with different kinds of
1790 numbers. The first set of integer parameters define all there is
1791 to know about a particular kind. The rest of the elements are
1792 computed from the first elements. */
1796 /* Values really representable by the target. */
1797 mpz_t huge
, pedantic_min_int
, min_int
;
1799 int kind
, radix
, digits
, bit_size
, range
;
1801 /* True if the C type of the given name maps to this precision.
1802 Note that more than one bit can be set. */
1803 unsigned int c_char
: 1;
1804 unsigned int c_short
: 1;
1805 unsigned int c_int
: 1;
1806 unsigned int c_long
: 1;
1807 unsigned int c_long_long
: 1;
1811 extern gfc_integer_info gfc_integer_kinds
[];
1818 /* True if the C++ type bool, C99 type _Bool, maps to this precision. */
1819 unsigned int c_bool
: 1;
1823 extern gfc_logical_info gfc_logical_kinds
[];
1828 mpfr_t epsilon
, huge
, tiny
, subnormal
;
1829 int kind
, radix
, digits
, min_exponent
, max_exponent
;
1830 int range
, precision
;
1832 /* The precision of the type as reported by GET_MODE_PRECISION. */
1835 /* True if the C type of the given name maps to this precision.
1836 Note that more than one bit can be set. */
1837 unsigned int c_float
: 1;
1838 unsigned int c_double
: 1;
1839 unsigned int c_long_double
: 1;
1840 unsigned int c_float128
: 1;
1844 extern gfc_real_info gfc_real_kinds
[];
1853 extern gfc_character_info gfc_character_kinds
[];
1856 /* Equivalence structures. Equivalent lvalues are linked along the
1857 *eq pointer, equivalence sets are strung along the *next node. */
1858 typedef struct gfc_equiv
1860 struct gfc_equiv
*next
, *eq
;
1867 #define gfc_get_equiv() XCNEW (gfc_equiv)
1869 /* Holds a single equivalence member after processing. */
1870 typedef struct gfc_equiv_info
1873 HOST_WIDE_INT offset
;
1874 HOST_WIDE_INT length
;
1875 struct gfc_equiv_info
*next
;
1878 /* Holds equivalence groups, after they have been processed. */
1879 typedef struct gfc_equiv_list
1881 gfc_equiv_info
*equiv
;
1882 struct gfc_equiv_list
*next
;
1885 /* gfc_case stores the selector list of a case statement. The *low
1886 and *high pointers can point to the same expression in the case of
1887 a single value. If *high is NULL, the selection is from *low
1888 upwards, if *low is NULL the selection is *high downwards.
1890 This structure has separate fields to allow single and double linked
1891 lists of CASEs at the same time. The singe linked list along the NEXT
1892 field is a list of cases for a single CASE label. The double linked
1893 list along the LEFT/RIGHT fields is used to detect overlap and to
1894 build a table of the cases for SELECT constructs with a CHARACTER
1897 typedef struct gfc_case
1899 /* Where we saw this case. */
1903 /* Case range values. If (low == high), it's a single value. If one of
1904 the labels is NULL, it's an unbounded case. If both are NULL, this
1905 represents the default case. */
1906 gfc_expr
*low
, *high
;
1908 /* Only used for SELECT TYPE. */
1911 /* Next case label in the list of cases for a single CASE label. */
1912 struct gfc_case
*next
;
1914 /* Used for detecting overlap, and for code generation. */
1915 struct gfc_case
*left
, *right
;
1917 /* True if this case label can never be matched. */
1922 #define gfc_get_case() XCNEW (gfc_case)
1927 gfc_expr
*var
, *start
, *end
, *step
;
1931 #define gfc_get_iterator() XCNEW (gfc_iterator)
1934 /* Allocation structure for ALLOCATE, DEALLOCATE and NULLIFY statements. */
1936 typedef struct gfc_alloc
1939 struct gfc_alloc
*next
;
1943 #define gfc_get_alloc() XCNEW (gfc_alloc)
1948 gfc_expr
*unit
, *file
, *status
, *access
, *form
, *recl
,
1949 *blank
, *position
, *action
, *delim
, *pad
, *iostat
, *iomsg
, *convert
,
1950 *decimal
, *encoding
, *round
, *sign
, *asynchronous
, *id
, *newunit
;
1958 gfc_expr
*unit
, *status
, *iostat
, *iomsg
;
1966 gfc_expr
*unit
, *iostat
, *iomsg
;
1974 gfc_expr
*unit
, *file
, *iostat
, *exist
, *opened
, *number
, *named
,
1975 *name
, *access
, *sequential
, *direct
, *form
, *formatted
,
1976 *unformatted
, *recl
, *nextrec
, *blank
, *position
, *action
, *read
,
1977 *write
, *readwrite
, *delim
, *pad
, *iolength
, *iomsg
, *convert
, *strm_pos
,
1978 *asynchronous
, *decimal
, *encoding
, *pending
, *round
, *sign
, *size
, *id
;
1988 gfc_expr
*unit
, *iostat
, *iomsg
, *id
;
1989 gfc_st_label
*err
, *end
, *eor
;
1996 gfc_expr
*io_unit
, *format_expr
, *rec
, *advance
, *iostat
, *size
, *iomsg
,
1997 *id
, *pos
, *asynchronous
, *blank
, *decimal
, *delim
, *pad
, *round
,
1998 *sign
, *extra_comma
, *dt_io_kind
;
2000 gfc_symbol
*namelist
;
2001 /* A format_label of `format_asterisk' indicates the "*" format */
2002 gfc_st_label
*format_label
;
2003 gfc_st_label
*err
, *end
, *eor
;
2005 locus eor_where
, end_where
, err_where
;
2010 typedef struct gfc_forall_iterator
2012 gfc_expr
*var
, *start
, *end
, *stride
;
2013 struct gfc_forall_iterator
*next
;
2015 gfc_forall_iterator
;
2018 /* Linked list to store associations in an ASSOCIATE statement. */
2020 typedef struct gfc_association_list
2022 struct gfc_association_list
*next
;
2024 /* Whether this is association to a variable that can be changed; otherwise,
2025 it's association to an expression and the name may not be used as
2027 unsigned variable
:1;
2029 /* True if this struct is currently only linked to from a gfc_symbol rather
2030 than as part of a real list in gfc_code->ext.block.assoc. This may
2031 happen for SELECT TYPE temporaries and must be considered
2032 for memory handling. */
2033 unsigned dangling
:1;
2035 char name
[GFC_MAX_SYMBOL_LEN
+ 1];
2036 gfc_symtree
*st
; /* Symtree corresponding to name. */
2041 gfc_association_list
;
2042 #define gfc_get_association_list() XCNEW (gfc_association_list)
2045 /* Executable statements that fill gfc_code structures. */
2048 EXEC_NOP
= 1, EXEC_END_BLOCK
, EXEC_ASSIGN
, EXEC_LABEL_ASSIGN
,
2049 EXEC_POINTER_ASSIGN
, EXEC_CRITICAL
, EXEC_ERROR_STOP
,
2050 EXEC_GOTO
, EXEC_CALL
, EXEC_COMPCALL
, EXEC_ASSIGN_CALL
, EXEC_RETURN
,
2051 EXEC_ENTRY
, EXEC_PAUSE
, EXEC_STOP
, EXEC_CONTINUE
, EXEC_INIT_ASSIGN
,
2052 EXEC_IF
, EXEC_ARITHMETIC_IF
, EXEC_DO
, EXEC_DO_WHILE
, EXEC_SELECT
, EXEC_BLOCK
,
2053 EXEC_FORALL
, EXEC_WHERE
, EXEC_CYCLE
, EXEC_EXIT
, EXEC_CALL_PPC
,
2054 EXEC_ALLOCATE
, EXEC_DEALLOCATE
, EXEC_END_PROCEDURE
, EXEC_SELECT_TYPE
,
2055 EXEC_SYNC_ALL
, EXEC_SYNC_MEMORY
, EXEC_SYNC_IMAGES
,
2056 EXEC_OPEN
, EXEC_CLOSE
, EXEC_WAIT
,
2057 EXEC_READ
, EXEC_WRITE
, EXEC_IOLENGTH
, EXEC_TRANSFER
, EXEC_DT_END
,
2058 EXEC_BACKSPACE
, EXEC_ENDFILE
, EXEC_INQUIRE
, EXEC_REWIND
, EXEC_FLUSH
,
2059 EXEC_OMP_CRITICAL
, EXEC_OMP_DO
, EXEC_OMP_FLUSH
, EXEC_OMP_MASTER
,
2060 EXEC_OMP_ORDERED
, EXEC_OMP_PARALLEL
, EXEC_OMP_PARALLEL_DO
,
2061 EXEC_OMP_PARALLEL_SECTIONS
, EXEC_OMP_PARALLEL_WORKSHARE
,
2062 EXEC_OMP_SECTIONS
, EXEC_OMP_SINGLE
, EXEC_OMP_WORKSHARE
,
2063 EXEC_OMP_ATOMIC
, EXEC_OMP_BARRIER
, EXEC_OMP_END_NOWAIT
,
2064 EXEC_OMP_END_SINGLE
, EXEC_OMP_TASK
, EXEC_OMP_TASKWAIT
2068 typedef struct gfc_code
2072 struct gfc_code
*block
, *next
;
2075 gfc_st_label
*here
, *label1
, *label2
, *label3
;
2076 gfc_symtree
*symtree
;
2077 gfc_expr
*expr1
, *expr2
, *expr3
;
2078 /* A name isn't sufficient to identify a subroutine, we need the actual
2079 symbol for the interface definition.
2080 const char *sub_name; */
2081 gfc_symbol
*resolved_sym
;
2082 gfc_intrinsic_sym
*resolved_isym
;
2086 gfc_actual_arglist
*actual
;
2087 gfc_iterator
*iterator
;
2099 gfc_association_list
*assoc
;
2100 gfc_case
*case_list
;
2106 gfc_filepos
*filepos
;
2107 gfc_inquire
*inquire
;
2110 gfc_forall_iterator
*forall_iterator
;
2111 struct gfc_code
*which_construct
;
2113 gfc_entry_list
*entry
;
2114 gfc_omp_clauses
*omp_clauses
;
2115 const char *omp_name
;
2116 gfc_namelist
*omp_namelist
;
2119 ext
; /* Points to additional structures required by statement */
2121 /* Cycle and break labels in constructs. */
2128 /* Storage for DATA statements. */
2129 typedef struct gfc_data_variable
2133 struct gfc_data_variable
*list
, *next
;
2138 typedef struct gfc_data_value
2142 struct gfc_data_value
*next
;
2147 typedef struct gfc_data
2149 gfc_data_variable
*var
;
2150 gfc_data_value
*value
;
2153 struct gfc_data
*next
;
2158 /* Structure for holding compile options */
2162 gfc_source_form source_form
;
2163 /* Maximum line lengths in fixed- and free-form source, respectively.
2164 When fixed_line_length or free_line_length are 0, the whole line is used,
2165 regardless of length.
2167 If the user requests a fixed_line_length <7 then gfc_init_options()
2168 emits a fatal error. */
2169 int fixed_line_length
;
2170 int free_line_length
;
2171 /* Maximum number of continuation lines in fixed- and free-form source,
2173 int max_continue_fixed
;
2174 int max_continue_free
;
2175 int max_identifier_length
;
2176 int dump_fortran_original
;
2177 int dump_fortran_optimized
;
2181 int gfc_warn_conversion
;
2182 int warn_conversion_extra
;
2183 int warn_implicit_interface
;
2184 int warn_implicit_procedure
;
2185 int warn_line_truncation
;
2186 int warn_surprising
;
2189 int warn_intrinsic_shadow
;
2190 int warn_intrinsics_std
;
2191 int warn_character_truncation
;
2192 int warn_array_temp
;
2193 int warn_align_commons
;
2194 int warn_unused_dummy_argument
;
2197 int flag_all_intrinsics
;
2198 int flag_default_double
;
2199 int flag_default_integer
;
2200 int flag_default_real
;
2202 int flag_underscoring
;
2203 int flag_second_underscore
;
2204 int flag_implicit_none
;
2205 int flag_max_stack_var_size
;
2206 int flag_max_array_constructor
;
2207 int flag_range_check
;
2208 int flag_pack_derived
;
2209 int flag_repack_arrays
;
2210 int flag_preprocessed
;
2215 int flag_allow_leading_underscore
;
2217 int flag_external_blas
;
2218 int blas_matmul_limit
;
2219 int flag_cray_pointer
;
2221 int gfc_flag_openmp
;
2223 int flag_module_private
;
2225 int flag_init_local_zero
;
2226 int flag_init_integer
;
2227 int flag_init_integer_value
;
2229 int flag_init_logical
;
2230 int flag_init_character
;
2231 char flag_init_character_value
;
2232 int flag_align_commons
;
2233 int flag_whole_file
;
2234 int flag_protect_parens
;
2235 int flag_realloc_lhs
;
2236 int flag_aggressive_function_elimination
;
2240 gfc_fcoarray coarray
;
2246 int max_subrecord_length
;
2250 extern gfc_option_t gfc_option
;
2252 /* Constructor nodes for array and structure constructors. */
2253 typedef struct gfc_constructor
2255 gfc_constructor_base base
;
2256 mpz_t offset
; /* Offset within a constructor, used as
2260 gfc_iterator
*iterator
;
2265 gfc_component
*component
; /* Record the component being initialized. */
2272 typedef struct iterator_stack
2274 gfc_symtree
*variable
;
2276 struct iterator_stack
*prev
;
2279 extern iterator_stack
*iter_stack
;
2282 /* Used for (possibly nested) SELECT TYPE statements. */
2283 typedef struct gfc_select_type_stack
2285 gfc_symbol
*selector
; /* Current selector variable. */
2286 gfc_symtree
*tmp
; /* Current temporary variable. */
2287 struct gfc_select_type_stack
*prev
; /* Previous element on stack. */
2289 gfc_select_type_stack
;
2290 extern gfc_select_type_stack
*select_type_stack
;
2291 #define gfc_get_select_type_stack() XCNEW (gfc_select_type_stack)
2294 /* Node in the linked list used for storing finalizer procedures. */
2296 typedef struct gfc_finalizer
2298 struct gfc_finalizer
* next
;
2299 locus where
; /* Where the FINAL declaration occurred. */
2301 /* Up to resolution, we want the gfc_symbol, there we lookup the corresponding
2302 symtree and later need only that. This way, we can access and call the
2303 finalizers from every context as they should be "always accessible". I
2304 don't make this a union because we need the information whether proc_sym is
2305 still referenced or not for dereferencing it on deleting a gfc_finalizer
2307 gfc_symbol
* proc_sym
;
2308 gfc_symtree
* proc_tree
;
2311 #define gfc_get_finalizer() XCNEW (gfc_finalizer)
2314 /************************ Function prototypes *************************/
2317 bool gfc_in_match_data (void);
2318 match
gfc_match_char_spec (gfc_typespec
*);
2321 void gfc_scanner_done_1 (void);
2322 void gfc_scanner_init_1 (void);
2324 void gfc_add_include_path (const char *, bool, bool);
2325 void gfc_add_intrinsic_modules_path (const char *);
2326 void gfc_release_include_path (void);
2327 FILE *gfc_open_included_file (const char *, bool, bool);
2328 FILE *gfc_open_intrinsic_module (const char *);
2330 int gfc_at_end (void);
2331 int gfc_at_eof (void);
2332 int gfc_at_bol (void);
2333 int gfc_at_eol (void);
2334 void gfc_advance_line (void);
2335 int gfc_check_include (void);
2336 int gfc_define_undef_line (void);
2338 int gfc_wide_is_printable (gfc_char_t
);
2339 int gfc_wide_is_digit (gfc_char_t
);
2340 int gfc_wide_fits_in_byte (gfc_char_t
);
2341 gfc_char_t
gfc_wide_tolower (gfc_char_t
);
2342 gfc_char_t
gfc_wide_toupper (gfc_char_t
);
2343 size_t gfc_wide_strlen (const gfc_char_t
*);
2344 int gfc_wide_strncasecmp (const gfc_char_t
*, const char *, size_t);
2345 gfc_char_t
*gfc_wide_memset (gfc_char_t
*, gfc_char_t
, size_t);
2346 char *gfc_widechar_to_char (const gfc_char_t
*, int);
2347 gfc_char_t
*gfc_char_to_widechar (const char *);
2349 #define gfc_get_wide_string(n) XCNEWVEC (gfc_char_t, n)
2351 void gfc_skip_comments (void);
2352 gfc_char_t
gfc_next_char_literal (gfc_instring
);
2353 gfc_char_t
gfc_next_char (void);
2354 char gfc_next_ascii_char (void);
2355 gfc_char_t
gfc_peek_char (void);
2356 char gfc_peek_ascii_char (void);
2357 void gfc_error_recovery (void);
2358 void gfc_gobble_whitespace (void);
2359 gfc_try
gfc_new_file (void);
2360 const char * gfc_read_orig_filename (const char *, const char **);
2362 extern gfc_source_form gfc_current_form
;
2363 extern const char *gfc_source_file
;
2364 extern locus gfc_current_locus
;
2366 void gfc_start_source_files (void);
2367 void gfc_end_source_files (void);
2370 void *gfc_getmem (size_t) ATTRIBUTE_MALLOC
;
2371 void gfc_free (void *);
2372 int gfc_terminal_width (void);
2373 void gfc_clear_ts (gfc_typespec
*);
2374 FILE *gfc_open_file (const char *);
2375 const char *gfc_basic_typename (bt
);
2376 const char *gfc_typename (gfc_typespec
*);
2377 const char *gfc_op2string (gfc_intrinsic_op
);
2378 const char *gfc_code2string (const mstring
*, int);
2379 int gfc_string2code (const mstring
*, const char *);
2380 const char *gfc_intent_string (sym_intent
);
2382 void gfc_init_1 (void);
2383 void gfc_init_2 (void);
2384 void gfc_done_1 (void);
2385 void gfc_done_2 (void);
2387 int get_c_kind (const char *, CInteropKind_t
*);
2390 unsigned int gfc_option_lang_mask (void);
2391 void gfc_init_options_struct (struct gcc_options
*);
2392 void gfc_init_options (unsigned int,
2393 struct cl_decoded_option
*);
2394 bool gfc_handle_option (size_t, const char *, int, int, location_t
,
2395 const struct cl_option_handlers
*);
2396 bool gfc_post_options (const char **);
2397 char *gfc_get_option_string (void);
2400 void gfc_maybe_initialize_eh (void);
2403 const char * gfc_get_string (const char *, ...) ATTRIBUTE_PRINTF_1
;
2404 bool gfc_find_sym_in_expr (gfc_symbol
*, gfc_expr
*);
2408 typedef struct gfc_error_buf
2411 size_t allocated
, index
;
2415 void gfc_error_init_1 (void);
2416 void gfc_buffer_error (int);
2418 const char *gfc_print_wide_char (gfc_char_t
);
2420 void gfc_warning (const char *, ...) ATTRIBUTE_GCC_GFC(1,2);
2421 void gfc_warning_now (const char *, ...) ATTRIBUTE_GCC_GFC(1,2);
2422 void gfc_clear_warning (void);
2423 void gfc_warning_check (void);
2425 void gfc_error (const char *, ...) ATTRIBUTE_GCC_GFC(1,2);
2426 void gfc_error_now (const char *, ...) ATTRIBUTE_GCC_GFC(1,2);
2427 void gfc_fatal_error (const char *, ...) ATTRIBUTE_NORETURN
ATTRIBUTE_GCC_GFC(1,2);
2428 void gfc_internal_error (const char *, ...) ATTRIBUTE_NORETURN
ATTRIBUTE_GCC_GFC(1,2);
2429 void gfc_clear_error (void);
2430 int gfc_error_check (void);
2431 int gfc_error_flag_test (void);
2433 notification
gfc_notification_std (int);
2434 gfc_try
gfc_notify_std (int, const char *, ...) ATTRIBUTE_GCC_GFC(2,3);
2436 /* A general purpose syntax error. */
2437 #define gfc_syntax_error(ST) \
2438 gfc_error ("Syntax error in %s statement at %C", gfc_ascii_statement (ST));
2440 void gfc_push_error (gfc_error_buf
*);
2441 void gfc_pop_error (gfc_error_buf
*);
2442 void gfc_free_error (gfc_error_buf
*);
2444 void gfc_get_errors (int *, int *);
2445 void gfc_errors_to_warnings (int);
2448 void gfc_arith_init_1 (void);
2449 void gfc_arith_done_1 (void);
2450 arith
gfc_check_integer_range (mpz_t p
, int kind
);
2451 bool gfc_check_character_range (gfc_char_t
, int);
2454 gfc_try
gfc_check_any_c_kind (gfc_typespec
*);
2455 int gfc_validate_kind (bt
, int, bool);
2456 int gfc_get_int_kind_from_width_isofortranenv (int size
);
2457 int gfc_get_real_kind_from_width_isofortranenv (int size
);
2458 tree
gfc_get_derived_type (gfc_symbol
* derived
);
2459 extern int gfc_index_integer_kind
;
2460 extern int gfc_default_integer_kind
;
2461 extern int gfc_max_integer_kind
;
2462 extern int gfc_default_real_kind
;
2463 extern int gfc_default_double_kind
;
2464 extern int gfc_default_character_kind
;
2465 extern int gfc_default_logical_kind
;
2466 extern int gfc_default_complex_kind
;
2467 extern int gfc_c_int_kind
;
2468 extern int gfc_intio_kind
;
2469 extern int gfc_charlen_int_kind
;
2470 extern int gfc_numeric_storage_size
;
2471 extern int gfc_character_storage_size
;
2474 void gfc_clear_new_implicit (void);
2475 gfc_try
gfc_add_new_implicit_range (int, int);
2476 gfc_try
gfc_merge_new_implicit (gfc_typespec
*);
2477 void gfc_set_implicit_none (void);
2478 void gfc_check_function_type (gfc_namespace
*);
2479 bool gfc_is_intrinsic_typename (const char *);
2481 gfc_typespec
*gfc_get_default_type (const char *, gfc_namespace
*);
2482 gfc_try
gfc_set_default_type (gfc_symbol
*, int, gfc_namespace
*);
2484 void gfc_set_sym_referenced (gfc_symbol
*);
2486 gfc_try
gfc_add_attribute (symbol_attribute
*, locus
*);
2487 gfc_try
gfc_add_ext_attribute (symbol_attribute
*, ext_attr_id_t
, locus
*);
2488 gfc_try
gfc_add_allocatable (symbol_attribute
*, locus
*);
2489 gfc_try
gfc_add_codimension (symbol_attribute
*, const char *, locus
*);
2490 gfc_try
gfc_add_contiguous (symbol_attribute
*, const char *, locus
*);
2491 gfc_try
gfc_add_dimension (symbol_attribute
*, const char *, locus
*);
2492 gfc_try
gfc_add_external (symbol_attribute
*, locus
*);
2493 gfc_try
gfc_add_intrinsic (symbol_attribute
*, locus
*);
2494 gfc_try
gfc_add_optional (symbol_attribute
*, locus
*);
2495 gfc_try
gfc_add_pointer (symbol_attribute
*, locus
*);
2496 gfc_try
gfc_add_cray_pointer (symbol_attribute
*, locus
*);
2497 gfc_try
gfc_add_cray_pointee (symbol_attribute
*, locus
*);
2498 match
gfc_mod_pointee_as (gfc_array_spec
*);
2499 gfc_try
gfc_add_protected (symbol_attribute
*, const char *, locus
*);
2500 gfc_try
gfc_add_result (symbol_attribute
*, const char *, locus
*);
2501 gfc_try
gfc_add_save (symbol_attribute
*, save_state
, const char *, locus
*);
2502 gfc_try
gfc_add_threadprivate (symbol_attribute
*, const char *, locus
*);
2503 gfc_try
gfc_add_saved_common (symbol_attribute
*, locus
*);
2504 gfc_try
gfc_add_target (symbol_attribute
*, locus
*);
2505 gfc_try
gfc_add_dummy (symbol_attribute
*, const char *, locus
*);
2506 gfc_try
gfc_add_generic (symbol_attribute
*, const char *, locus
*);
2507 gfc_try
gfc_add_common (symbol_attribute
*, locus
*);
2508 gfc_try
gfc_add_in_common (symbol_attribute
*, const char *, locus
*);
2509 gfc_try
gfc_add_in_equivalence (symbol_attribute
*, const char *, locus
*);
2510 gfc_try
gfc_add_data (symbol_attribute
*, const char *, locus
*);
2511 gfc_try
gfc_add_in_namelist (symbol_attribute
*, const char *, locus
*);
2512 gfc_try
gfc_add_sequence (symbol_attribute
*, const char *, locus
*);
2513 gfc_try
gfc_add_elemental (symbol_attribute
*, locus
*);
2514 gfc_try
gfc_add_pure (symbol_attribute
*, locus
*);
2515 gfc_try
gfc_add_recursive (symbol_attribute
*, locus
*);
2516 gfc_try
gfc_add_function (symbol_attribute
*, const char *, locus
*);
2517 gfc_try
gfc_add_subroutine (symbol_attribute
*, const char *, locus
*);
2518 gfc_try
gfc_add_volatile (symbol_attribute
*, const char *, locus
*);
2519 gfc_try
gfc_add_asynchronous (symbol_attribute
*, const char *, locus
*);
2520 gfc_try
gfc_add_proc (symbol_attribute
*attr
, const char *name
, locus
*where
);
2521 gfc_try
gfc_add_abstract (symbol_attribute
* attr
, locus
* where
);
2523 gfc_try
gfc_add_access (symbol_attribute
*, gfc_access
, const char *, locus
*);
2524 gfc_try
gfc_add_is_bind_c (symbol_attribute
*, const char *, locus
*, int);
2525 gfc_try
gfc_add_extension (symbol_attribute
*, locus
*);
2526 gfc_try
gfc_add_value (symbol_attribute
*, const char *, locus
*);
2527 gfc_try
gfc_add_flavor (symbol_attribute
*, sym_flavor
, const char *, locus
*);
2528 gfc_try
gfc_add_entry (symbol_attribute
*, const char *, locus
*);
2529 gfc_try
gfc_add_procedure (symbol_attribute
*, procedure_type
,
2530 const char *, locus
*);
2531 gfc_try
gfc_add_intent (symbol_attribute
*, sym_intent
, locus
*);
2532 gfc_try
gfc_add_explicit_interface (gfc_symbol
*, ifsrc
,
2533 gfc_formal_arglist
*, locus
*);
2534 gfc_try
gfc_add_type (gfc_symbol
*, gfc_typespec
*, locus
*);
2536 void gfc_clear_attr (symbol_attribute
*);
2537 gfc_try
gfc_missing_attr (symbol_attribute
*, locus
*);
2538 gfc_try
gfc_copy_attr (symbol_attribute
*, symbol_attribute
*, locus
*);
2540 gfc_try
gfc_add_component (gfc_symbol
*, const char *, gfc_component
**);
2541 gfc_symbol
*gfc_use_derived (gfc_symbol
*);
2542 gfc_symtree
*gfc_use_derived_tree (gfc_symtree
*);
2543 gfc_component
*gfc_find_component (gfc_symbol
*, const char *, bool, bool);
2545 gfc_st_label
*gfc_get_st_label (int);
2546 void gfc_free_st_label (gfc_st_label
*);
2547 void gfc_define_st_label (gfc_st_label
*, gfc_sl_type
, locus
*);
2548 gfc_try
gfc_reference_st_label (gfc_st_label
*, gfc_sl_type
);
2550 gfc_namespace
*gfc_get_namespace (gfc_namespace
*, int);
2551 gfc_symtree
*gfc_new_symtree (gfc_symtree
**, const char *);
2552 gfc_symtree
*gfc_find_symtree (gfc_symtree
*, const char *);
2553 void gfc_delete_symtree (gfc_symtree
**, const char *);
2554 gfc_symtree
*gfc_get_unique_symtree (gfc_namespace
*);
2555 gfc_user_op
*gfc_get_uop (const char *);
2556 gfc_user_op
*gfc_find_uop (const char *, gfc_namespace
*);
2557 void gfc_free_symbol (gfc_symbol
*);
2558 void gfc_release_symbol (gfc_symbol
*);
2559 gfc_symbol
*gfc_new_symbol (const char *, gfc_namespace
*);
2560 gfc_symtree
* gfc_find_symtree_in_proc (const char *, gfc_namespace
*);
2561 int gfc_find_symbol (const char *, gfc_namespace
*, int, gfc_symbol
**);
2562 int gfc_find_sym_tree (const char *, gfc_namespace
*, int, gfc_symtree
**);
2563 int gfc_get_symbol (const char *, gfc_namespace
*, gfc_symbol
**);
2564 gfc_try
verify_c_interop (gfc_typespec
*);
2565 gfc_try
verify_c_interop_param (gfc_symbol
*);
2566 gfc_try
verify_bind_c_sym (gfc_symbol
*, gfc_typespec
*, int, gfc_common_head
*);
2567 gfc_try
verify_bind_c_derived_type (gfc_symbol
*);
2568 gfc_try
verify_com_block_vars_c_interop (gfc_common_head
*);
2569 void generate_isocbinding_symbol (const char *, iso_c_binding_symbol
, const char *);
2570 gfc_symbol
*get_iso_c_sym (gfc_symbol
*, char *, char *, int);
2571 int gfc_get_sym_tree (const char *, gfc_namespace
*, gfc_symtree
**, bool);
2572 int gfc_get_ha_symbol (const char *, gfc_symbol
**);
2573 int gfc_get_ha_sym_tree (const char *, gfc_symtree
**);
2575 void gfc_undo_symbols (void);
2576 void gfc_commit_symbols (void);
2577 void gfc_commit_symbol (gfc_symbol
*);
2578 gfc_charlen
*gfc_new_charlen (gfc_namespace
*, gfc_charlen
*);
2579 void gfc_free_charlen (gfc_charlen
*, gfc_charlen
*);
2580 void gfc_free_namespace (gfc_namespace
*);
2582 void gfc_symbol_init_2 (void);
2583 void gfc_symbol_done_2 (void);
2585 void gfc_traverse_symtree (gfc_symtree
*, void (*)(gfc_symtree
*));
2586 void gfc_traverse_ns (gfc_namespace
*, void (*)(gfc_symbol
*));
2587 void gfc_traverse_user_op (gfc_namespace
*, void (*)(gfc_user_op
*));
2588 void gfc_save_all (gfc_namespace
*);
2590 void gfc_enforce_clean_symbol_state (void);
2591 void gfc_free_dt_list (void);
2594 gfc_gsymbol
*gfc_get_gsymbol (const char *);
2595 gfc_gsymbol
*gfc_find_gsymbol (gfc_gsymbol
*, const char *);
2597 gfc_typebound_proc
* gfc_get_typebound_proc (gfc_typebound_proc
*);
2598 gfc_symbol
* gfc_get_derived_super_type (gfc_symbol
*);
2599 gfc_symbol
* gfc_get_ultimate_derived_super_type (gfc_symbol
*);
2600 bool gfc_type_is_extension_of (gfc_symbol
*, gfc_symbol
*);
2601 bool gfc_type_compatible (gfc_typespec
*, gfc_typespec
*);
2603 void gfc_copy_formal_args (gfc_symbol
*, gfc_symbol
*);
2604 void gfc_copy_formal_args_intr (gfc_symbol
*, gfc_intrinsic_sym
*);
2605 void gfc_copy_formal_args_ppc (gfc_component
*, gfc_symbol
*);
2607 void gfc_free_finalizer (gfc_finalizer
*el
); /* Needed in resolve.c, too */
2609 gfc_try
gfc_check_symbol_typed (gfc_symbol
*, gfc_namespace
*, bool, locus
);
2610 gfc_namespace
* gfc_find_proc_namespace (gfc_namespace
*);
2612 bool gfc_is_associate_pointer (gfc_symbol
*);
2614 /* intrinsic.c -- true if working in an init-expr, false otherwise. */
2615 extern bool gfc_init_expr_flag
;
2617 /* Given a symbol that we have decided is intrinsic, mark it as such
2618 by placing it into a special module that is otherwise impossible to
2621 #define gfc_intrinsic_symbol(SYM) SYM->module = gfc_get_string ("(intrinsic)")
2623 void gfc_intrinsic_init_1 (void);
2624 void gfc_intrinsic_done_1 (void);
2626 char gfc_type_letter (bt
);
2627 gfc_symbol
* gfc_get_intrinsic_sub_symbol (const char *);
2628 gfc_try
gfc_convert_type (gfc_expr
*, gfc_typespec
*, int);
2629 gfc_try
gfc_convert_type_warn (gfc_expr
*, gfc_typespec
*, int, int);
2630 gfc_try
gfc_convert_chartype (gfc_expr
*, gfc_typespec
*);
2631 int gfc_generic_intrinsic (const char *);
2632 int gfc_specific_intrinsic (const char *);
2633 bool gfc_is_intrinsic (gfc_symbol
*, int, locus
);
2634 int gfc_intrinsic_actual_ok (const char *, const bool);
2635 gfc_intrinsic_sym
*gfc_find_function (const char *);
2636 gfc_intrinsic_sym
*gfc_find_subroutine (const char *);
2637 gfc_intrinsic_sym
*gfc_intrinsic_function_by_id (gfc_isym_id
);
2639 match
gfc_intrinsic_func_interface (gfc_expr
*, int);
2640 match
gfc_intrinsic_sub_interface (gfc_code
*, int);
2642 void gfc_warn_intrinsic_shadow (const gfc_symbol
*, bool, bool);
2643 gfc_try
gfc_check_intrinsic_standard (const gfc_intrinsic_sym
*, const char**,
2646 /* match.c -- FIXME */
2647 void gfc_free_iterator (gfc_iterator
*, int);
2648 void gfc_free_forall_iterator (gfc_forall_iterator
*);
2649 void gfc_free_alloc_list (gfc_alloc
*);
2650 void gfc_free_namelist (gfc_namelist
*);
2651 void gfc_free_equiv (gfc_equiv
*);
2652 void gfc_free_equiv_until (gfc_equiv
*, gfc_equiv
*);
2653 void gfc_free_data (gfc_data
*);
2654 void gfc_free_case_list (gfc_case
*);
2656 /* matchexp.c -- FIXME too? */
2657 gfc_expr
*gfc_get_parentheses (gfc_expr
*);
2660 struct gfc_omp_saved_state
{ void *ptrs
[2]; int ints
[1]; };
2661 void gfc_free_omp_clauses (gfc_omp_clauses
*);
2662 void gfc_resolve_omp_directive (gfc_code
*, gfc_namespace
*);
2663 void gfc_resolve_do_iterator (gfc_code
*, gfc_symbol
*);
2664 void gfc_resolve_omp_parallel_blocks (gfc_code
*, gfc_namespace
*);
2665 void gfc_resolve_omp_do_blocks (gfc_code
*, gfc_namespace
*);
2666 void gfc_omp_save_and_clear_state (struct gfc_omp_saved_state
*);
2667 void gfc_omp_restore_state (struct gfc_omp_saved_state
*);
2670 void gfc_free_actual_arglist (gfc_actual_arglist
*);
2671 gfc_actual_arglist
*gfc_copy_actual_arglist (gfc_actual_arglist
*);
2672 const char *gfc_extract_int (gfc_expr
*, int *);
2673 bool is_subref_array (gfc_expr
*);
2674 bool gfc_is_simply_contiguous (gfc_expr
*, bool);
2676 gfc_expr
*gfc_build_conversion (gfc_expr
*);
2677 void gfc_free_ref_list (gfc_ref
*);
2678 void gfc_type_convert_binary (gfc_expr
*, int);
2679 int gfc_is_constant_expr (gfc_expr
*);
2680 gfc_try
gfc_simplify_expr (gfc_expr
*, int);
2681 int gfc_has_vector_index (gfc_expr
*);
2683 gfc_expr
*gfc_get_expr (void);
2684 gfc_expr
*gfc_get_array_expr (bt type
, int kind
, locus
*);
2685 gfc_expr
*gfc_get_null_expr (locus
*);
2686 gfc_expr
*gfc_get_operator_expr (locus
*, gfc_intrinsic_op
,gfc_expr
*, gfc_expr
*);
2687 gfc_expr
*gfc_get_structure_constructor_expr (bt
, int, locus
*);
2688 gfc_expr
*gfc_get_constant_expr (bt
, int, locus
*);
2689 gfc_expr
*gfc_get_character_expr (int, locus
*, const char *, int len
);
2690 gfc_expr
*gfc_get_int_expr (int, locus
*, int);
2691 gfc_expr
*gfc_get_logical_expr (int, locus
*, bool);
2692 gfc_expr
*gfc_get_iokind_expr (locus
*, io_kind
);
2694 void gfc_free_expr (gfc_expr
*);
2695 void gfc_replace_expr (gfc_expr
*, gfc_expr
*);
2696 mpz_t
*gfc_copy_shape (mpz_t
*, int);
2697 mpz_t
*gfc_copy_shape_excluding (mpz_t
*, int, gfc_expr
*);
2698 gfc_expr
*gfc_copy_expr (gfc_expr
*);
2699 gfc_ref
* gfc_copy_ref (gfc_ref
*);
2701 gfc_try
gfc_specification_expr (gfc_expr
*);
2703 int gfc_numeric_ts (gfc_typespec
*);
2704 int gfc_kind_max (gfc_expr
*, gfc_expr
*);
2706 gfc_try
gfc_check_conformance (gfc_expr
*, gfc_expr
*, const char *, ...) ATTRIBUTE_PRINTF_3
;
2707 gfc_try
gfc_check_assign (gfc_expr
*, gfc_expr
*, int);
2708 gfc_try
gfc_check_pointer_assign (gfc_expr
*, gfc_expr
*);
2709 gfc_try
gfc_check_assign_symbol (gfc_symbol
*, gfc_expr
*);
2711 bool gfc_has_default_initializer (gfc_symbol
*);
2712 gfc_expr
*gfc_default_initializer (gfc_typespec
*);
2713 gfc_expr
*gfc_get_variable_expr (gfc_symtree
*);
2714 gfc_expr
* gfc_lval_expr_from_sym (gfc_symbol
*);
2716 gfc_array_spec
*gfc_get_full_arrayspec_from_expr (gfc_expr
*expr
);
2718 bool gfc_traverse_expr (gfc_expr
*, gfc_symbol
*,
2719 bool (*)(gfc_expr
*, gfc_symbol
*, int*),
2721 void gfc_expr_set_symbols_referenced (gfc_expr
*);
2722 gfc_try
gfc_expr_check_typed (gfc_expr
*, gfc_namespace
*, bool);
2723 void gfc_expr_replace_symbols (gfc_expr
*, gfc_symbol
*);
2724 void gfc_expr_replace_comp (gfc_expr
*, gfc_component
*);
2726 bool gfc_is_proc_ptr_comp (gfc_expr
*, gfc_component
**);
2728 bool gfc_is_coindexed (gfc_expr
*);
2729 bool gfc_get_corank (gfc_expr
*);
2730 bool gfc_has_ultimate_allocatable (gfc_expr
*);
2731 bool gfc_has_ultimate_pointer (gfc_expr
*);
2733 gfc_expr
* gfc_build_intrinsic_call (const char*, locus
, unsigned, ...);
2734 gfc_try
gfc_check_vardef_context (gfc_expr
*, bool, const char*);
2738 extern gfc_code new_st
;
2740 void gfc_clear_new_st (void);
2741 gfc_code
*gfc_get_code (void);
2742 gfc_code
*gfc_append_code (gfc_code
*, gfc_code
*);
2743 void gfc_free_statement (gfc_code
*);
2744 void gfc_free_statements (gfc_code
*);
2745 void gfc_free_association_list (gfc_association_list
*);
2748 gfc_try
gfc_resolve_expr (gfc_expr
*);
2749 void gfc_resolve (gfc_namespace
*);
2750 void gfc_resolve_blocks (gfc_code
*, gfc_namespace
*);
2751 int gfc_impure_variable (gfc_symbol
*);
2752 int gfc_pure (gfc_symbol
*);
2753 int gfc_implicit_pure (gfc_symbol
*);
2754 int gfc_elemental (gfc_symbol
*);
2755 gfc_try
gfc_resolve_iterator (gfc_iterator
*, bool);
2756 gfc_try
find_forall_index (gfc_expr
*, gfc_symbol
*, int);
2757 gfc_try
gfc_resolve_index (gfc_expr
*, int);
2758 gfc_try
gfc_resolve_dim_arg (gfc_expr
*);
2759 int gfc_is_formal_arg (void);
2760 void gfc_resolve_substring_charlen (gfc_expr
*);
2761 match
gfc_iso_c_sub_interface(gfc_code
*, gfc_symbol
*);
2762 gfc_expr
*gfc_expr_to_initialize (gfc_expr
*);
2763 bool gfc_type_is_extensible (gfc_symbol
*sym
);
2767 gfc_iterator
*gfc_copy_iterator (gfc_iterator
*);
2769 void gfc_free_array_spec (gfc_array_spec
*);
2770 gfc_array_ref
*gfc_copy_array_ref (gfc_array_ref
*);
2772 gfc_try
gfc_set_array_spec (gfc_symbol
*, gfc_array_spec
*, locus
*);
2773 gfc_array_spec
*gfc_copy_array_spec (gfc_array_spec
*);
2774 gfc_try
gfc_resolve_array_spec (gfc_array_spec
*, int);
2776 int gfc_compare_array_spec (gfc_array_spec
*, gfc_array_spec
*);
2778 void gfc_simplify_iterator_var (gfc_expr
*);
2779 gfc_try
gfc_expand_constructor (gfc_expr
*, bool);
2780 int gfc_constant_ac (gfc_expr
*);
2781 int gfc_expanded_ac (gfc_expr
*);
2782 gfc_try
gfc_resolve_character_array_constructor (gfc_expr
*);
2783 gfc_try
gfc_resolve_array_constructor (gfc_expr
*);
2784 gfc_try
gfc_check_constructor_type (gfc_expr
*);
2785 gfc_try
gfc_check_iter_variable (gfc_expr
*);
2786 gfc_try
gfc_check_constructor (gfc_expr
*, gfc_try (*)(gfc_expr
*));
2787 gfc_try
gfc_array_size (gfc_expr
*, mpz_t
*);
2788 gfc_try
gfc_array_dimen_size (gfc_expr
*, int, mpz_t
*);
2789 gfc_try
gfc_array_ref_shape (gfc_array_ref
*, mpz_t
*);
2790 gfc_array_ref
*gfc_find_array_ref (gfc_expr
*);
2791 tree
gfc_conv_array_initializer (tree type
, gfc_expr
*);
2792 gfc_try
spec_size (gfc_array_spec
*, mpz_t
*);
2793 gfc_try
spec_dimen_size (gfc_array_spec
*, int, mpz_t
*);
2794 int gfc_is_compile_time_shape (gfc_array_spec
*);
2796 gfc_try
gfc_ref_dimen_size (gfc_array_ref
*, int dimen
, mpz_t
*, mpz_t
*);
2799 /* interface.c -- FIXME: some of these should be in symbol.c */
2800 void gfc_free_interface (gfc_interface
*);
2801 int gfc_compare_derived_types (gfc_symbol
*, gfc_symbol
*);
2802 int gfc_compare_types (gfc_typespec
*, gfc_typespec
*);
2803 int gfc_compare_interfaces (gfc_symbol
*, gfc_symbol
*, const char *, int, int,
2805 void gfc_check_interfaces (gfc_namespace
*);
2806 void gfc_procedure_use (gfc_symbol
*, gfc_actual_arglist
**, locus
*);
2807 void gfc_ppc_use (gfc_component
*, gfc_actual_arglist
**, locus
*);
2808 gfc_symbol
*gfc_search_interface (gfc_interface
*, int,
2809 gfc_actual_arglist
**);
2810 gfc_try
gfc_extend_expr (gfc_expr
*, bool *);
2811 void gfc_free_formal_arglist (gfc_formal_arglist
*);
2812 gfc_try
gfc_extend_assign (gfc_code
*, gfc_namespace
*);
2813 gfc_try
gfc_add_interface (gfc_symbol
*);
2814 gfc_interface
*gfc_current_interface_head (void);
2815 void gfc_set_current_interface_head (gfc_interface
*);
2816 gfc_symtree
* gfc_find_sym_in_symtree (gfc_symbol
*);
2817 bool gfc_arglist_matches_symbol (gfc_actual_arglist
**, gfc_symbol
*);
2818 bool gfc_check_operator_interface (gfc_symbol
*, gfc_intrinsic_op
, locus
);
2819 int gfc_has_vector_subscript (gfc_expr
*);
2822 extern gfc_st_label format_asterisk
;
2824 void gfc_free_open (gfc_open
*);
2825 gfc_try
gfc_resolve_open (gfc_open
*);
2826 void gfc_free_close (gfc_close
*);
2827 gfc_try
gfc_resolve_close (gfc_close
*);
2828 void gfc_free_filepos (gfc_filepos
*);
2829 gfc_try
gfc_resolve_filepos (gfc_filepos
*);
2830 void gfc_free_inquire (gfc_inquire
*);
2831 gfc_try
gfc_resolve_inquire (gfc_inquire
*);
2832 void gfc_free_dt (gfc_dt
*);
2833 gfc_try
gfc_resolve_dt (gfc_dt
*, locus
*);
2834 void gfc_free_wait (gfc_wait
*);
2835 gfc_try
gfc_resolve_wait (gfc_wait
*);
2838 void gfc_module_init_2 (void);
2839 void gfc_module_done_2 (void);
2840 void gfc_dump_module (const char *, int);
2841 bool gfc_check_symbol_access (gfc_symbol
*);
2842 void gfc_free_use_stmts (gfc_use_list
*);
2845 symbol_attribute
gfc_variable_attr (gfc_expr
*, gfc_typespec
*);
2846 symbol_attribute
gfc_expr_attr (gfc_expr
*);
2847 match
gfc_match_rvalue (gfc_expr
**);
2848 match
gfc_match_varspec (gfc_expr
*, int, bool, bool);
2849 int gfc_check_digit (char, int);
2850 bool gfc_is_function_return_value (gfc_symbol
*, gfc_namespace
*);
2853 void gfc_generate_code (gfc_namespace
*);
2854 void gfc_generate_module_code (gfc_namespace
*);
2857 typedef int (*compare_fn
) (void *, void *);
2858 void gfc_insert_bbt (void *, void *, compare_fn
);
2859 void gfc_delete_bbt (void *, void *, compare_fn
);
2861 /* dump-parse-tree.c */
2862 void gfc_dump_parse_tree (gfc_namespace
*, FILE *);
2865 gfc_try
gfc_parse_file (void);
2866 void gfc_global_used (gfc_gsymbol
*, locus
*);
2867 gfc_namespace
* gfc_build_block_ns (gfc_namespace
*);
2870 int gfc_dep_compare_functions (gfc_expr
*, gfc_expr
*, bool);
2871 int gfc_dep_compare_expr (gfc_expr
*, gfc_expr
*);
2874 gfc_try
gfc_check_same_strlen (const gfc_expr
*, const gfc_expr
*, const char*);
2877 void gfc_add_component_ref (gfc_expr
*, const char *);
2878 #define gfc_add_data_component(e) gfc_add_component_ref(e,"_data")
2879 #define gfc_add_vptr_component(e) gfc_add_component_ref(e,"_vptr")
2880 #define gfc_add_hash_component(e) gfc_add_component_ref(e,"_hash")
2881 #define gfc_add_size_component(e) gfc_add_component_ref(e,"_size")
2882 #define gfc_add_def_init_component(e) gfc_add_component_ref(e,"_def_init")
2883 gfc_expr
*gfc_class_null_initializer (gfc_typespec
*);
2884 unsigned int gfc_hash_value (gfc_symbol
*);
2885 gfc_try
gfc_build_class_symbol (gfc_typespec
*, symbol_attribute
*,
2886 gfc_array_spec
**, bool);
2887 gfc_symbol
*gfc_find_derived_vtab (gfc_symbol
*);
2888 gfc_symtree
* gfc_find_typebound_proc (gfc_symbol
*, gfc_try
*,
2889 const char*, bool, locus
*);
2890 gfc_symtree
* gfc_find_typebound_user_op (gfc_symbol
*, gfc_try
*,
2891 const char*, bool, locus
*);
2892 gfc_typebound_proc
* gfc_find_typebound_intrinsic_op (gfc_symbol
*, gfc_try
*,
2893 gfc_intrinsic_op
, bool,
2895 gfc_symtree
* gfc_get_tbp_symtree (gfc_symtree
**, const char*);
2897 #define CLASS_DATA(sym) sym->ts.u.derived->components
2899 /* frontend-passes.c */
2901 void gfc_run_passes (gfc_namespace
*);
2903 typedef int (*walk_code_fn_t
) (gfc_code
**, int *, void *);
2904 typedef int (*walk_expr_fn_t
) (gfc_expr
**, int *, void *);
2906 int gfc_expr_walker (gfc_expr
**, walk_expr_fn_t
, void *);
2907 int gfc_code_walker (gfc_code
**, walk_code_fn_t
, walk_expr_fn_t
, void *);
2909 #endif /* GCC_GFORTRAN_H */