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_LETTERS 26 /* Number of letters in the alphabet. */
47 #define MAX_SUBRECORD_LENGTH 2147483639 /* 2**31-9 */
50 #define gfc_is_whitespace(c) ((c==' ') || (c=='\t'))
53 #define stringize(x) expand_macro(x)
54 #define expand_macro(x) # x
56 /* For the runtime library, a standard prefix is a requirement to
57 avoid cluttering the namespace with things nobody asked for. It's
58 ugly to look at and a pain to type when you add the prefix by hand,
59 so we hide it behind a macro. */
60 #define PREFIX(x) "_gfortran_" x
63 #define BLANK_COMMON_NAME "__BLNK__"
65 /* Macro to initialize an mstring structure. */
66 #define minit(s, t) { s, NULL, t }
68 /* Structure for storing strings to be matched by gfc_match_string. */
79 /*************************** Enums *****************************/
81 /* Used when matching and resolving data I/O transfer statements. */
84 { M_READ
, M_WRITE
, M_PRINT
, M_INQUIRE
}
87 /* The author remains confused to this day about the convention of
88 returning '0' for 'SUCCESS'... or was it the other way around? The
89 following enum makes things much more readable. We also start
90 values off at one instead of zero. */
93 { SUCCESS
= 1, FAILURE
}
96 /* These are flags for identifying whether we are reading a character literal
97 between quotes or normal source code. */
100 { NONSTRING
= 0, INSTRING_WARN
, INSTRING_NOWARN
}
103 /* This is returned by gfc_notification_std to know if, given the flags
104 that were given (-std=, -pedantic) we should issue an error, a warning
108 { SILENT
, WARNING
, ERROR
}
111 /* Matchers return one of these three values. The difference between
112 MATCH_NO and MATCH_ERROR is that MATCH_ERROR means that a match was
113 successful, but that something non-syntactic is wrong and an error
114 has already been issued. */
117 { MATCH_NO
= 1, MATCH_YES
, MATCH_ERROR
}
120 /* Used for different Fortran source forms in places like scanner.c. */
122 { FORM_FREE
, FORM_FIXED
, FORM_UNKNOWN
}
125 /* Expression node types. */
127 { EXPR_OP
= 1, EXPR_FUNCTION
, EXPR_CONSTANT
, EXPR_VARIABLE
,
128 EXPR_SUBSTRING
, EXPR_STRUCTURE
, EXPR_ARRAY
, EXPR_NULL
, EXPR_COMPCALL
, EXPR_PPC
134 { AS_EXPLICIT
= 1, AS_ASSUMED_SHAPE
, AS_DEFERRED
,
135 AS_ASSUMED_SIZE
, AS_IMPLIED_SHAPE
, AS_UNKNOWN
140 { AR_FULL
= 1, AR_ELEMENT
, AR_SECTION
, AR_UNKNOWN
}
143 /* Statement label types. */
145 { ST_LABEL_UNKNOWN
= 1, ST_LABEL_TARGET
,
146 ST_LABEL_BAD_TARGET
, ST_LABEL_FORMAT
150 /* Intrinsic operators. */
152 { GFC_INTRINSIC_BEGIN
= 0,
153 INTRINSIC_NONE
= -1, INTRINSIC_UPLUS
= GFC_INTRINSIC_BEGIN
,
154 INTRINSIC_UMINUS
, INTRINSIC_PLUS
, INTRINSIC_MINUS
, INTRINSIC_TIMES
,
155 INTRINSIC_DIVIDE
, INTRINSIC_POWER
, INTRINSIC_CONCAT
,
156 INTRINSIC_AND
, INTRINSIC_OR
, INTRINSIC_EQV
, INTRINSIC_NEQV
,
157 /* ==, /=, >, >=, <, <= */
158 INTRINSIC_EQ
, INTRINSIC_NE
, INTRINSIC_GT
, INTRINSIC_GE
,
159 INTRINSIC_LT
, INTRINSIC_LE
,
160 /* .EQ., .NE., .GT., .GE., .LT., .LE. (OS = Old-Style) */
161 INTRINSIC_EQ_OS
, INTRINSIC_NE_OS
, INTRINSIC_GT_OS
, INTRINSIC_GE_OS
,
162 INTRINSIC_LT_OS
, INTRINSIC_LE_OS
,
163 INTRINSIC_NOT
, INTRINSIC_USER
, INTRINSIC_ASSIGN
,
164 INTRINSIC_PARENTHESES
, GFC_INTRINSIC_END
/* Sentinel */
168 /* This macro is the number of intrinsic operators that exist.
169 Assumptions are made about the numbering of the interface_op enums. */
170 #define GFC_INTRINSIC_OPS GFC_INTRINSIC_END
172 /* Arithmetic results. */
174 { ARITH_OK
= 1, ARITH_OVERFLOW
, ARITH_UNDERFLOW
, ARITH_NAN
,
175 ARITH_DIV0
, ARITH_INCOMMENSURATE
, ARITH_ASYMMETRIC
, ARITH_PROHIBIT
182 ST_ARITHMETIC_IF
, ST_ALLOCATE
, ST_ATTR_DECL
, ST_ASSOCIATE
,
183 ST_BACKSPACE
, ST_BLOCK
, ST_BLOCK_DATA
,
184 ST_CALL
, ST_CASE
, ST_CLOSE
, ST_COMMON
, ST_CONTINUE
, ST_CONTAINS
, ST_CYCLE
,
185 ST_DATA
, ST_DATA_DECL
, ST_DEALLOCATE
, ST_DO
, ST_ELSE
, ST_ELSEIF
,
186 ST_ELSEWHERE
, ST_END_ASSOCIATE
, ST_END_BLOCK
, ST_END_BLOCK_DATA
,
187 ST_ENDDO
, ST_IMPLIED_ENDDO
,
188 ST_END_FILE
, ST_FINAL
, ST_FLUSH
, ST_END_FORALL
, ST_END_FUNCTION
, ST_ENDIF
,
189 ST_END_INTERFACE
, ST_END_MODULE
, ST_END_PROGRAM
, ST_END_SELECT
,
190 ST_END_SUBROUTINE
, ST_END_WHERE
, ST_END_TYPE
, ST_ENTRY
, ST_EQUIVALENCE
,
191 ST_ERROR_STOP
, ST_EXIT
, ST_FORALL
, ST_FORALL_BLOCK
, ST_FORMAT
, ST_FUNCTION
,
192 ST_GOTO
, ST_IF_BLOCK
, ST_IMPLICIT
, ST_IMPLICIT_NONE
, ST_IMPORT
,
193 ST_INQUIRE
, ST_INTERFACE
, ST_SYNC_ALL
, ST_SYNC_MEMORY
, ST_SYNC_IMAGES
,
194 ST_PARAMETER
, ST_MODULE
, ST_MODULE_PROC
, ST_NAMELIST
, ST_NULLIFY
, ST_OPEN
,
195 ST_PAUSE
, ST_PRIVATE
, ST_PROGRAM
, ST_PUBLIC
, ST_READ
, ST_RETURN
, ST_REWIND
,
196 ST_STOP
, ST_SUBROUTINE
, ST_TYPE
, ST_USE
, ST_WHERE_BLOCK
, ST_WHERE
, ST_WAIT
,
197 ST_WRITE
, ST_ASSIGNMENT
, ST_POINTER_ASSIGNMENT
, ST_SELECT_CASE
, ST_SEQUENCE
,
198 ST_SIMPLE_IF
, ST_STATEMENT_FUNCTION
, ST_DERIVED_DECL
, ST_LABEL_ASSIGNMENT
,
199 ST_ENUM
, ST_ENUMERATOR
, ST_END_ENUM
, ST_SELECT_TYPE
, ST_TYPE_IS
, ST_CLASS_IS
,
200 ST_OMP_ATOMIC
, ST_OMP_BARRIER
, ST_OMP_CRITICAL
, ST_OMP_END_ATOMIC
,
201 ST_OMP_END_CRITICAL
, ST_OMP_END_DO
, ST_OMP_END_MASTER
, ST_OMP_END_ORDERED
,
202 ST_OMP_END_PARALLEL
, ST_OMP_END_PARALLEL_DO
, ST_OMP_END_PARALLEL_SECTIONS
,
203 ST_OMP_END_PARALLEL_WORKSHARE
, ST_OMP_END_SECTIONS
, ST_OMP_END_SINGLE
,
204 ST_OMP_END_WORKSHARE
, ST_OMP_DO
, ST_OMP_FLUSH
, ST_OMP_MASTER
, ST_OMP_ORDERED
,
205 ST_OMP_PARALLEL
, ST_OMP_PARALLEL_DO
, ST_OMP_PARALLEL_SECTIONS
,
206 ST_OMP_PARALLEL_WORKSHARE
, ST_OMP_SECTIONS
, ST_OMP_SECTION
, ST_OMP_SINGLE
,
207 ST_OMP_THREADPRIVATE
, ST_OMP_WORKSHARE
, ST_OMP_TASK
, ST_OMP_END_TASK
,
208 ST_OMP_TASKWAIT
, ST_OMP_TASKYIELD
, ST_PROCEDURE
, ST_GENERIC
, ST_CRITICAL
,
209 ST_END_CRITICAL
, ST_GET_FCN_CHARACTERISTICS
, ST_LOCK
, ST_UNLOCK
, ST_NONE
213 /* Types of interfaces that we can have. Assignment interfaces are
214 considered to be intrinsic operators. */
217 INTERFACE_NAMELESS
= 1, INTERFACE_GENERIC
,
218 INTERFACE_INTRINSIC_OP
, INTERFACE_USER_OP
, INTERFACE_ABSTRACT
222 /* Symbol flavors: these are all mutually exclusive.
223 10 elements = 4 bits. */
224 typedef enum sym_flavor
226 FL_UNKNOWN
= 0, FL_PROGRAM
, FL_BLOCK_DATA
, FL_MODULE
, FL_VARIABLE
,
227 FL_PARAMETER
, FL_LABEL
, FL_PROCEDURE
, FL_DERIVED
, FL_NAMELIST
,
232 /* Procedure types. 7 elements = 3 bits. */
233 typedef enum procedure_type
234 { PROC_UNKNOWN
, PROC_MODULE
, PROC_INTERNAL
, PROC_DUMMY
,
235 PROC_INTRINSIC
, PROC_ST_FUNCTION
, PROC_EXTERNAL
240 typedef enum sym_intent
241 { INTENT_UNKNOWN
= 0, INTENT_IN
, INTENT_OUT
, INTENT_INOUT
246 typedef enum gfc_access
247 { ACCESS_UNKNOWN
= 0, ACCESS_PUBLIC
, ACCESS_PRIVATE
251 /* Flags to keep track of where an interface came from.
252 3 elements = 2 bits. */
254 { IFSRC_UNKNOWN
= 0, /* Interface unknown, only return type may be known. */
255 IFSRC_DECL
, /* FUNCTION or SUBROUTINE declaration. */
256 IFSRC_IFBODY
/* INTERFACE statement or PROCEDURE statement
257 with explicit interface. */
261 /* Whether a SAVE attribute was set explicitly or implicitly. */
262 typedef enum save_state
263 { SAVE_NONE
= 0, SAVE_EXPLICIT
, SAVE_IMPLICIT
267 /* Strings for all symbol attributes. We use these for dumping the
268 parse tree, in error messages, and also when reading and writing
269 modules. In symbol.c. */
270 extern const mstring flavors
[];
271 extern const mstring procedures
[];
272 extern const mstring intents
[];
273 extern const mstring access_types
[];
274 extern const mstring ifsrc_types
[];
275 extern const mstring save_status
[];
277 /* Enumeration of all the generic intrinsic functions. Used by the
278 backend for identification of a function. */
282 /* GFC_ISYM_NONE is used for intrinsics which will never be seen by
283 the backend (e.g. KIND). */
320 GFC_ISYM_COMMAND_ARGUMENT_COUNT
,
321 GFC_ISYM_COMPILER_OPTIONS
,
322 GFC_ISYM_COMPILER_VERSION
,
333 GFC_ISYM_DATE_AND_TIME
,
337 GFC_ISYM_DOT_PRODUCT
,
346 GFC_ISYM_ERFC_SCALED
,
348 GFC_ISYM_EXECUTE_COMMAND_LINE
,
352 GFC_ISYM_EXTENDS_TYPE_OF
,
369 GFC_ISYM_GET_COMMAND
,
370 GFC_ISYM_GET_COMMAND_ARGUMENT
,
373 GFC_ISYM_GET_ENVIRONMENT_VARIABLE
,
394 GFC_ISYM_IMAGE_INDEX
,
403 GFC_ISYM_IS_IOSTAT_END
,
404 GFC_ISYM_IS_IOSTAT_EOR
,
439 GFC_ISYM_MAXEXPONENT
,
447 GFC_ISYM_MINEXPONENT
,
472 GFC_ISYM_RANDOM_NUMBER
,
473 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,
597 #define NAMED_DERIVED_TYPE(a,b,c,d) a,
600 ISOFORTRANENV_INVALID
= -1,
601 #include "iso-fortran-env.def"
602 ISOFORTRANENV_LAST
, ISOFORTRANENV_NUMBER
= ISOFORTRANENV_LAST
604 iso_fortran_env_symbol
;
606 #undef NAMED_KINDARRAY
607 #undef NAMED_FUNCTION
608 #undef NAMED_DERIVED_TYPE
610 #define NAMED_INTCST(a,b,c,d) a,
611 #define NAMED_REALCST(a,b,c,d) a,
612 #define NAMED_CMPXCST(a,b,c,d) a,
613 #define NAMED_LOGCST(a,b,c) a,
614 #define NAMED_CHARKNDCST(a,b,c) a,
615 #define NAMED_CHARCST(a,b,c) a,
616 #define DERIVED_TYPE(a,b,c) a,
617 #define PROCEDURE(a,b) a,
618 #define NAMED_FUNCTION(a,b,c,d) a,
621 ISOCBINDING_INVALID
= -1,
622 #include "iso-c-binding.def"
624 ISOCBINDING_NUMBER
= ISOCBINDING_LAST
626 iso_c_binding_symbol
;
631 #undef NAMED_CHARKNDCST
635 #undef NAMED_FUNCTION
639 INTMOD_NONE
= 0, INTMOD_ISO_FORTRAN_ENV
, INTMOD_ISO_C_BINDING
645 char name
[GFC_MAX_SYMBOL_LEN
+ 1];
646 int value
; /* Used for both integer and character values. */
651 /* Array of structs, where the structs represent the C interop kinds.
652 The list will be implemented based on a hash of the kind name since
653 these could be accessed multiple times.
654 Declared in trans-types.c as a global, since it's in that file
655 that the list is initialized. */
656 extern CInteropKind_t c_interop_kinds_table
[];
659 /* Structure and list of supported extension attributes. */
662 EXT_ATTR_DLLIMPORT
= 0,
667 EXT_ATTR_LAST
, EXT_ATTR_NUM
= EXT_ATTR_LAST
675 const char *middle_end_name
;
679 extern const ext_attr_t ext_attr_list
[];
681 /* Symbol attribute structure. */
684 /* Variable attributes. */
685 unsigned allocatable
:1, dimension
:1, codimension
:1, external
:1, intrinsic
:1,
686 optional
:1, pointer
:1, target
:1, value
:1, volatile_
:1, temporary
:1,
687 dummy
:1, result
:1, assign
:1, threadprivate
:1, not_always_present
:1,
688 implied_index
:1, subref_array_pointer
:1, proc_pointer
:1, asynchronous
:1,
691 /* For CLASS containers, the pointer attribute is sometimes set internally
692 even though it was not directly specified. In this case, keep the
693 "real" (original) value here. */
694 unsigned class_pointer
:1;
696 ENUM_BITFIELD (save_state
) save
:2;
698 unsigned data
:1, /* Symbol is named in a DATA statement. */
699 is_protected
:1, /* Symbol has been marked as protected. */
700 use_assoc
:1, /* Symbol has been use-associated. */
701 use_only
:1, /* Symbol has been use-associated, with ONLY. */
702 use_rename
:1, /* Symbol has been use-associated and renamed. */
703 imported
:1, /* Symbol has been associated by IMPORT. */
704 host_assoc
:1; /* Symbol has been host associated. */
706 unsigned in_namelist
:1, in_common
:1, in_equivalence
:1;
707 unsigned function
:1, subroutine
:1, procedure
:1;
708 unsigned generic
:1, generic_copy
:1;
709 unsigned implicit_type
:1; /* Type defined via implicit rules. */
710 unsigned untyped
:1; /* No implicit type could be found. */
712 unsigned is_bind_c
:1; /* say if is bound to C. */
713 unsigned extension
:8; /* extension level of a derived type. */
714 unsigned is_class
:1; /* is a CLASS container. */
715 unsigned class_ok
:1; /* is a CLASS object with correct attributes. */
716 unsigned vtab
:1; /* is a derived type vtab, pointed to by CLASS objects. */
717 unsigned vtype
:1; /* is a derived type of a vtab. */
719 /* These flags are both in the typespec and attribute. The attribute
720 list is what gets read from/written to a module file. The typespec
721 is created from a decl being processed. */
722 unsigned is_c_interop
:1; /* It's c interoperable. */
723 unsigned is_iso_c
:1; /* Symbol is from iso_c_binding. */
725 /* Function/subroutine attributes */
726 unsigned sequence
:1, elemental
:1, pure
:1, recursive
:1;
727 unsigned unmaskable
:1, masked
:1, contained
:1, mod_proc
:1, abstract
:1;
729 /* Set if a (public) symbol [e.g. generic name] exposes this symbol,
730 which is relevant for private module procedures. */
731 unsigned public_used
:1;
733 /* This is set if a contained procedure could be declared pure. This is
734 used for certain optimizations that require the result or arguments
735 cannot alias. Note that this is zero for PURE procedures. */
736 unsigned implicit_pure
:1;
738 /* This is set if the subroutine doesn't return. Currently, this
739 is only possible for intrinsic subroutines. */
742 /* Set if this procedure is an alternate entry point. These procedures
743 don't have any code associated, and the backend will turn them into
744 thunks to the master function. */
747 /* Set if this is the master function for a procedure with multiple
749 unsigned entry_master
:1;
751 /* Set if this is the master function for a function with multiple
752 entry points where characteristics of the entry points differ. */
753 unsigned mixed_entry_master
:1;
755 /* Set if a function must always be referenced by an explicit interface. */
756 unsigned always_explicit
:1;
758 /* Set if the symbol has been referenced in an expression. No further
759 modification of type or type parameters is permitted. */
760 unsigned referenced
:1;
762 /* Set if this is the symbol for the main program. */
763 unsigned is_main_program
:1;
765 /* Mutually exclusive multibit attributes. */
766 ENUM_BITFIELD (gfc_access
) access
:2;
767 ENUM_BITFIELD (sym_intent
) intent
:2;
768 ENUM_BITFIELD (sym_flavor
) flavor
:4;
769 ENUM_BITFIELD (ifsrc
) if_source
:2;
771 ENUM_BITFIELD (procedure_type
) proc
:3;
773 /* Special attributes for Cray pointers, pointees. */
774 unsigned cray_pointer
:1, cray_pointee
:1;
776 /* The symbol is a derived type with allocatable components, pointer
777 components or private components, procedure pointer components,
778 possibly nested. zero_comp is true if the derived type has no
780 unsigned alloc_comp
:1, pointer_comp
:1, proc_pointer_comp
:1,
781 private_comp
:1, zero_comp
:1, coarray_comp
:1, lock_comp
:1;
783 /* This is a temporary selector for SELECT TYPE. */
784 unsigned select_type_temporary
:1;
786 /* Attributes set by compiler extensions (!GCC$ ATTRIBUTES). */
787 unsigned ext_attr
:EXT_ATTR_NUM
;
789 /* The namespace where the attribute has been set. */
790 struct gfc_namespace
*volatile_ns
, *asynchronous_ns
;
795 /* We need to store source lines as sequences of multibyte source
796 characters. We define here a type wide enough to hold any multibyte
797 source character, just like libcpp does. A 32-bit type is enough. */
799 #if HOST_BITS_PER_INT >= 32
800 typedef unsigned int gfc_char_t
;
801 #elif HOST_BITS_PER_LONG >= 32
802 typedef unsigned long gfc_char_t
;
803 #elif defined(HAVE_LONG_LONG) && (HOST_BITS_PER_LONGLONG >= 32)
804 typedef unsigned long long gfc_char_t
;
806 # error "Cannot find an integer type with at least 32 bits"
810 /* The following three structures are used to identify a location in
813 gfc_file is used to maintain a tree of the source files and how
814 they include each other
816 gfc_linebuf holds a single line of source code and information
817 which file it resides in
819 locus point to the sourceline and the character in the source
823 typedef struct gfc_file
825 struct gfc_file
*next
, *up
;
826 int inclusion_line
, line
;
830 typedef struct gfc_linebuf
832 source_location location
;
833 struct gfc_file
*file
;
834 struct gfc_linebuf
*next
;
842 #define gfc_linebuf_header_size (offsetof (gfc_linebuf, line))
844 #define gfc_linebuf_linenum(LBUF) (LOCATION_LINE ((LBUF)->location))
852 /* In order for the "gfc" format checking to work correctly, you must
853 have declared a typedef locus first. */
854 #if GCC_VERSION >= 4001
855 #define ATTRIBUTE_GCC_GFC(m, n) __attribute__ ((__format__ (__gcc_gfc__, m, n))) ATTRIBUTE_NONNULL(m)
857 #define ATTRIBUTE_GCC_GFC(m, n) ATTRIBUTE_NONNULL(m)
861 /* Suppress error messages or re-enable them. */
863 void gfc_push_suppress_errors (void);
864 void gfc_pop_suppress_errors (void);
867 /* Character length structures hold the expression that gives the
868 length of a character variable. We avoid putting these into
869 gfc_typespec because doing so prevents us from doing structure
870 copies and forces us to deallocate any typespecs we create, as well
871 as structures that contain typespecs. They also can have multiple
872 character typespecs pointing to them.
874 These structures form a singly linked list within the current
875 namespace and are deallocated with the namespace. It is possible to
876 end up with gfc_charlen structures that have nothing pointing to them. */
878 typedef struct gfc_charlen
880 struct gfc_expr
*length
;
881 struct gfc_charlen
*next
;
882 bool length_from_typespec
; /* Length from explicit array ctor typespec? */
884 tree passed_length
; /* Length argument explicitly passed. */
890 #define gfc_get_charlen() XCNEW (gfc_charlen)
892 /* Type specification structure. */
900 struct gfc_symbol
*derived
; /* For derived types only. */
901 gfc_charlen
*cl
; /* For character types only. */
902 int pad
; /* For hollerith types only. */
906 struct gfc_symbol
*interface
; /* For PROCEDURE declarations. */
914 /* Array specification. */
917 int rank
; /* A rank of zero means that a variable is a scalar. */
919 array_type type
, cotype
;
920 struct gfc_expr
*lower
[GFC_MAX_DIMENSIONS
], *upper
[GFC_MAX_DIMENSIONS
];
922 /* These two fields are used with the Cray Pointer extension. */
923 bool cray_pointee
; /* True iff this spec belongs to a cray pointee. */
924 bool cp_was_assumed
; /* AS_ASSUMED_SIZE cp arrays are converted to
925 AS_EXPLICIT, but we want to remember that we
931 #define gfc_get_array_spec() XCNEW (gfc_array_spec)
934 /* Components of derived types. */
935 typedef struct gfc_component
940 symbol_attribute attr
;
944 /* Used to cache a FIELD_DECL matching this same component
945 but applied to a different backend containing type that was
946 generated by gfc_nonrestricted_type. */
947 tree norestrict_decl
;
949 struct gfc_expr
*initializer
;
950 struct gfc_component
*next
;
952 /* Needed for procedure pointer components. */
953 struct gfc_formal_arglist
*formal
;
954 struct gfc_namespace
*formal_ns
;
955 struct gfc_typebound_proc
*tb
;
959 #define gfc_get_component() XCNEW (gfc_component)
961 /* Formal argument lists are lists of symbols. */
962 typedef struct gfc_formal_arglist
964 /* Symbol representing the argument at this position in the arglist. */
965 struct gfc_symbol
*sym
;
966 /* Points to the next formal argument. */
967 struct gfc_formal_arglist
*next
;
971 #define gfc_get_formal_arglist() XCNEW (gfc_formal_arglist)
974 /* The gfc_actual_arglist structure is for actual arguments. */
975 typedef struct gfc_actual_arglist
978 /* Alternate return label when the expr member is null. */
979 struct gfc_st_label
*label
;
981 /* This is set to the type of an eventual omitted optional
982 argument. This is used to determine if a hidden string length
983 argument has to be added to a function call. */
986 struct gfc_expr
*expr
;
987 struct gfc_actual_arglist
*next
;
991 #define gfc_get_actual_arglist() XCNEW (gfc_actual_arglist)
994 /* Because a symbol can belong to multiple namelists, they must be
995 linked externally to the symbol itself. */
996 typedef struct gfc_namelist
998 struct gfc_symbol
*sym
;
999 struct gfc_namelist
*next
;
1003 #define gfc_get_namelist() XCNEW (gfc_namelist)
1008 OMP_LIST_FIRSTPRIVATE
,
1009 OMP_LIST_LASTPRIVATE
,
1010 OMP_LIST_COPYPRIVATE
,
1014 OMP_LIST_REDUCTION_FIRST
= OMP_LIST_PLUS
,
1026 OMP_LIST_REDUCTION_LAST
= OMP_LIST_IEOR
,
1030 /* Because a symbol can belong to multiple namelists, they must be
1031 linked externally to the symbol itself. */
1033 enum gfc_omp_sched_kind
1043 enum gfc_omp_default_sharing
1045 OMP_DEFAULT_UNKNOWN
,
1047 OMP_DEFAULT_PRIVATE
,
1049 OMP_DEFAULT_FIRSTPRIVATE
1052 typedef struct gfc_omp_clauses
1054 struct gfc_expr
*if_expr
;
1055 struct gfc_expr
*final_expr
;
1056 struct gfc_expr
*num_threads
;
1057 gfc_namelist
*lists
[OMP_LIST_NUM
];
1058 enum gfc_omp_sched_kind sched_kind
;
1059 struct gfc_expr
*chunk_size
;
1060 enum gfc_omp_default_sharing default_sharing
;
1062 bool nowait
, ordered
, untied
, mergeable
;
1066 #define gfc_get_omp_clauses() XCNEW (gfc_omp_clauses)
1069 /* The gfc_st_label structure is a BBT attached to a namespace that
1070 records the usage of statement labels within that space. */
1072 typedef struct gfc_st_label
1074 BBT_HEADER(gfc_st_label
);
1078 gfc_sl_type defined
, referenced
;
1080 struct gfc_expr
*format
;
1089 /* gfc_interface()-- Interfaces are lists of symbols strung together. */
1090 typedef struct gfc_interface
1092 struct gfc_symbol
*sym
;
1094 struct gfc_interface
*next
;
1098 #define gfc_get_interface() XCNEW (gfc_interface)
1100 /* User operator nodes. These are like stripped down symbols. */
1106 struct gfc_namespace
*ns
;
1112 /* A list of specific bindings that are associated with a generic spec. */
1113 typedef struct gfc_tbp_generic
1115 /* The parser sets specific_st, upon resolution we look for the corresponding
1116 gfc_typebound_proc and set specific for further use. */
1117 struct gfc_symtree
* specific_st
;
1118 struct gfc_typebound_proc
* specific
;
1120 struct gfc_tbp_generic
* next
;
1125 #define gfc_get_tbp_generic() XCNEW (gfc_tbp_generic)
1128 /* Data needed for type-bound procedures. */
1129 typedef struct gfc_typebound_proc
1131 locus where
; /* Where the PROCEDURE/GENERIC definition was. */
1135 struct gfc_symtree
* specific
; /* The interface if DEFERRED. */
1136 gfc_tbp_generic
* generic
;
1141 const char* pass_arg
; /* Argument-name for PASS. NULL if not specified. */
1143 /* The overridden type-bound proc (or GENERIC with this name in the
1144 parent-type) or NULL if non. */
1145 struct gfc_typebound_proc
* overridden
;
1147 /* Once resolved, we use the position of pass_arg in the formal arglist of
1148 the binding-target procedure to identify it. The first argument has
1149 number 1 here, the second 2, and so on. */
1150 unsigned pass_arg_num
;
1152 unsigned nopass
:1; /* Whether we have NOPASS (PASS otherwise). */
1153 unsigned non_overridable
:1;
1154 unsigned deferred
:1;
1155 unsigned is_generic
:1;
1156 unsigned function
:1, subroutine
:1;
1157 unsigned error
:1; /* Ignore it, when an error occurred during resolution. */
1163 /* Symbol nodes. These are important things. They are what the
1164 standard refers to as "entities". The possibly multiple names that
1165 refer to the same entity are accomplished by a binary tree of
1166 symtree structures that is balanced by the red-black method-- more
1167 than one symtree node can point to any given symbol. */
1169 typedef struct gfc_symbol
1171 const char *name
; /* Primary name, before renaming */
1172 const char *module
; /* Module this symbol came from */
1176 symbol_attribute attr
;
1178 /* The formal member points to the formal argument list if the
1179 symbol is a function or subroutine name. If the symbol is a
1180 generic name, the generic member points to the list of
1183 gfc_interface
*generic
;
1184 gfc_access component_access
;
1186 gfc_formal_arglist
*formal
;
1187 struct gfc_namespace
*formal_ns
;
1188 struct gfc_namespace
*f2k_derived
;
1190 struct gfc_expr
*value
; /* Parameter/Initializer value */
1192 struct gfc_symbol
*result
; /* function result symbol */
1193 gfc_component
*components
; /* Derived type components */
1195 /* Defined only for Cray pointees; points to their pointer. */
1196 struct gfc_symbol
*cp_pointer
;
1198 int entry_id
; /* Used in resolve.c for entries. */
1200 /* CLASS hashed name for declared and dynamic types in the class. */
1203 struct gfc_symbol
*common_next
; /* Links for COMMON syms */
1205 /* This is in fact a gfc_common_head but it is only used for pointer
1206 comparisons to check if symbols are in the same common block. */
1207 struct gfc_common_head
* common_head
;
1209 /* Make sure setup code for dummy arguments is generated in the correct
1213 gfc_namelist
*namelist
, *namelist_tail
;
1215 /* Change management fields. Symbols that might be modified by the
1216 current statement have the mark member nonzero and are kept in a
1217 singly linked list through the tlink field. Of these symbols,
1218 symbols with old_symbol equal to NULL are symbols created within
1219 the current statement. Otherwise, old_symbol points to a copy of
1222 struct gfc_symbol
*old_symbol
, *tlink
;
1223 unsigned mark
:1, gfc_new
:1;
1224 /* Nonzero if all equivalences associated with this symbol have been
1226 unsigned equiv_built
:1;
1227 /* Set if this variable is used as an index name in a FORALL. */
1228 unsigned forall_index
:1;
1230 struct gfc_namespace
*ns
; /* namespace containing this symbol */
1234 /* Identity of the intrinsic module the symbol comes from, or
1235 INTMOD_NONE if it's not imported from a intrinsic module. */
1236 intmod_id from_intmod
;
1237 /* Identity of the symbol from intrinsic modules, from enums maintained
1238 separately by each intrinsic module. Used together with from_intmod,
1239 it uniquely identifies a symbol from an intrinsic module. */
1242 /* This may be repetitive, since the typespec now has a binding
1244 const char* binding_label
;
1245 /* Store a reference to the common_block, if this symbol is in one. */
1246 struct gfc_common_head
*common_block
;
1248 /* Link to corresponding association-list if this is an associate name. */
1249 struct gfc_association_list
*assoc
;
1254 /* This structure is used to keep track of symbols in common blocks. */
1255 typedef struct gfc_common_head
1258 char use_assoc
, saved
, threadprivate
;
1259 char name
[GFC_MAX_SYMBOL_LEN
+ 1];
1260 struct gfc_symbol
*head
;
1261 const char* binding_label
;
1266 #define gfc_get_common_head() XCNEW (gfc_common_head)
1269 /* A list of all the alternate entry points for a procedure. */
1271 typedef struct gfc_entry_list
1273 /* The symbol for this entry point. */
1275 /* The zero-based id of this entry point. */
1277 /* The LABEL_EXPR marking this entry point. */
1279 /* The next item in the list. */
1280 struct gfc_entry_list
*next
;
1284 #define gfc_get_entry_list() XCNEW (gfc_entry_list)
1286 /* Lists of rename info for the USE statement. */
1288 typedef struct gfc_use_rename
1290 char local_name
[GFC_MAX_SYMBOL_LEN
+ 1], use_name
[GFC_MAX_SYMBOL_LEN
+ 1];
1291 struct gfc_use_rename
*next
;
1293 gfc_intrinsic_op op
;
1298 #define gfc_get_use_rename() XCNEW (gfc_use_rename);
1300 /* A list of all USE statements in a namespace. */
1302 typedef struct gfc_use_list
1304 const char *module_name
;
1308 struct gfc_use_rename
*rename
;
1310 /* Next USE statement. */
1311 struct gfc_use_list
*next
;
1315 #define gfc_get_use_list() XCNEW (gfc_use_list)
1317 /* Within a namespace, symbols are pointed to by symtree nodes that
1318 are linked together in a balanced binary tree. There can be
1319 several symtrees pointing to the same symbol node via USE
1322 typedef struct gfc_symtree
1324 BBT_HEADER (gfc_symtree
);
1329 gfc_symbol
*sym
; /* Symbol associated with this node */
1331 gfc_common_head
*common
;
1332 gfc_typebound_proc
*tb
;
1338 /* A linked list of derived types in the namespace. */
1339 typedef struct gfc_dt_list
1341 struct gfc_symbol
*derived
;
1342 struct gfc_dt_list
*next
;
1346 #define gfc_get_dt_list() XCNEW (gfc_dt_list)
1348 /* A list of all derived types. */
1349 extern gfc_dt_list
*gfc_derived_types
;
1351 /* A namespace describes the contents of procedure, module, interface block
1352 or BLOCK construct. */
1353 /* ??? Anything else use these? */
1355 typedef struct gfc_namespace
1357 /* Tree containing all the symbols in this namespace. */
1358 gfc_symtree
*sym_root
;
1359 /* Tree containing all the user-defined operators in the namespace. */
1360 gfc_symtree
*uop_root
;
1361 /* Tree containing all the common blocks. */
1362 gfc_symtree
*common_root
;
1364 /* Tree containing type-bound procedures. */
1365 gfc_symtree
*tb_sym_root
;
1366 /* Type-bound user operators. */
1367 gfc_symtree
*tb_uop_root
;
1368 /* For derived-types, store type-bound intrinsic operators here. */
1369 gfc_typebound_proc
*tb_op
[GFC_INTRINSIC_OPS
];
1370 /* Linked list of finalizer procedures. */
1371 struct gfc_finalizer
*finalizers
;
1373 /* If set_flag[letter] is set, an implicit type has been set for letter. */
1374 int set_flag
[GFC_LETTERS
];
1375 /* Keeps track of the implicit types associated with the letters. */
1376 gfc_typespec default_type
[GFC_LETTERS
];
1377 /* Store the positions of IMPLICIT statements. */
1378 locus implicit_loc
[GFC_LETTERS
];
1380 /* If this is a namespace of a procedure, this points to the procedure. */
1381 struct gfc_symbol
*proc_name
;
1382 /* If this is the namespace of a unit which contains executable
1383 code, this points to it. */
1384 struct gfc_code
*code
;
1386 /* Points to the equivalences set up in this namespace. */
1387 struct gfc_equiv
*equiv
, *old_equiv
;
1389 /* Points to the equivalence groups produced by trans_common. */
1390 struct gfc_equiv_list
*equiv_lists
;
1392 gfc_interface
*op
[GFC_INTRINSIC_OPS
];
1394 /* Points to the parent namespace, i.e. the namespace of a module or
1395 procedure in which the procedure belonging to this namespace is
1396 contained. The parent namespace points to this namespace either
1397 directly via CONTAINED, or indirectly via the chain built by
1399 struct gfc_namespace
*parent
;
1400 /* CONTAINED points to the first contained namespace. Sibling
1401 namespaces are chained via SIBLING. */
1402 struct gfc_namespace
*contained
, *sibling
;
1404 gfc_common_head blank_common
;
1405 gfc_access default_access
, operator_access
[GFC_INTRINSIC_OPS
];
1407 gfc_st_label
*st_labels
;
1408 /* This list holds information about all the data initializers in
1410 struct gfc_data
*data
;
1412 gfc_charlen
*cl_list
, *old_cl_list
;
1414 gfc_dt_list
*derived_types
;
1416 int save_all
, seen_save
, seen_implicit_none
;
1418 /* Normally we don't need to refcount namespaces. However when we read
1419 a module containing a function with multiple entry points, this
1420 will appear as several functions with the same formal namespace. */
1423 /* A list of all alternate entry points to this procedure (or NULL). */
1424 gfc_entry_list
*entries
;
1426 /* A list of USE statements in this namespace. */
1427 gfc_use_list
*use_stmts
;
1429 /* Set to 1 if namespace is a BLOCK DATA program unit. */
1430 unsigned is_block_data
:1;
1432 /* Set to 1 if namespace is an interface body with "IMPORT" used. */
1433 unsigned has_import_set
:1;
1435 /* Set to 1 if resolved has been called for this namespace.
1436 Holds -1 during resolution. */
1439 /* Set to 1 if code has been generated for this namespace. */
1440 unsigned translated
:1;
1442 /* Set to 1 if symbols in this namespace should be 'construct entities',
1443 i.e. for BLOCK local variables. */
1444 unsigned construct_entities
:1;
1448 extern gfc_namespace
*gfc_current_ns
;
1449 extern gfc_namespace
*gfc_global_ns_list
;
1451 /* Global symbols are symbols of global scope. Currently we only use
1452 this to detect collisions already when parsing.
1453 TODO: Extend to verify procedure calls. */
1455 enum gfc_symbol_type
1457 GSYM_UNKNOWN
=1, GSYM_PROGRAM
, GSYM_FUNCTION
, GSYM_SUBROUTINE
,
1458 GSYM_MODULE
, GSYM_COMMON
, GSYM_BLOCK_DATA
1461 typedef struct gfc_gsymbol
1463 BBT_HEADER(gfc_gsymbol
);
1466 const char *sym_name
;
1467 const char *mod_name
;
1468 const char *binding_label
;
1469 enum gfc_symbol_type type
;
1477 extern gfc_gsymbol
*gfc_gsym_root
;
1479 /* Information on interfaces being built. */
1482 interface_type type
;
1486 gfc_intrinsic_op op
;
1490 extern gfc_interface_info current_interface
;
1493 /* Array reference. */
1495 enum gfc_array_ref_dimen_type
1497 DIMEN_ELEMENT
= 1, DIMEN_RANGE
, DIMEN_VECTOR
, DIMEN_STAR
, DIMEN_THIS_IMAGE
, DIMEN_UNKNOWN
1500 typedef struct gfc_array_ref
1503 int dimen
; /* # of components in the reference */
1505 bool in_allocate
; /* For coarray checks. */
1509 locus c_where
[GFC_MAX_DIMENSIONS
]; /* All expressions can be NULL */
1510 struct gfc_expr
*start
[GFC_MAX_DIMENSIONS
], *end
[GFC_MAX_DIMENSIONS
],
1511 *stride
[GFC_MAX_DIMENSIONS
];
1513 enum gfc_array_ref_dimen_type dimen_type
[GFC_MAX_DIMENSIONS
];
1515 struct gfc_expr
*offset
;
1519 #define gfc_get_array_ref() XCNEW (gfc_array_ref)
1522 /* Component reference nodes. A variable is stored as an expression
1523 node that points to the base symbol. After that, a singly linked
1524 list of component reference nodes gives the variable's complete
1525 resolution. The array_ref component may be present and comes
1526 before the component component. */
1529 { REF_ARRAY
, REF_COMPONENT
, REF_SUBSTRING
}
1532 typedef struct gfc_ref
1538 struct gfc_array_ref ar
;
1542 gfc_component
*component
;
1549 struct gfc_expr
*start
, *end
; /* Substring */
1550 gfc_charlen
*length
;
1557 struct gfc_ref
*next
;
1561 #define gfc_get_ref() XCNEW (gfc_ref)
1564 /* Structures representing intrinsic symbols and their arguments lists. */
1565 typedef struct gfc_intrinsic_arg
1567 char name
[GFC_MAX_SYMBOL_LEN
+ 1];
1570 unsigned optional
:1, value
:1;
1571 ENUM_BITFIELD (sym_intent
) intent
:2;
1572 gfc_actual_arglist
*actual
;
1574 struct gfc_intrinsic_arg
*next
;
1580 /* Specifies the various kinds of check functions used to verify the
1581 argument lists of intrinsic functions. fX with X an integer refer
1582 to check functions of intrinsics with X arguments. f1m is used for
1583 the MAX and MIN intrinsics which can have an arbitrary number of
1584 arguments, f3ml is used for the MINLOC and MAXLOC intrinsics as
1585 these have special semantics. */
1589 gfc_try (*f0
)(void);
1590 gfc_try (*f1
)(struct gfc_expr
*);
1591 gfc_try (*f1m
)(gfc_actual_arglist
*);
1592 gfc_try (*f2
)(struct gfc_expr
*, struct gfc_expr
*);
1593 gfc_try (*f3
)(struct gfc_expr
*, struct gfc_expr
*, struct gfc_expr
*);
1594 gfc_try (*f3ml
)(gfc_actual_arglist
*);
1595 gfc_try (*f3red
)(gfc_actual_arglist
*);
1596 gfc_try (*f4
)(struct gfc_expr
*, struct gfc_expr
*, struct gfc_expr
*,
1598 gfc_try (*f5
)(struct gfc_expr
*, struct gfc_expr
*, struct gfc_expr
*,
1599 struct gfc_expr
*, struct gfc_expr
*);
1603 /* Like gfc_check_f, these specify the type of the simplification
1604 function associated with an intrinsic. The fX are just like in
1605 gfc_check_f. cc is used for type conversion functions. */
1609 struct gfc_expr
*(*f0
)(void);
1610 struct gfc_expr
*(*f1
)(struct gfc_expr
*);
1611 struct gfc_expr
*(*f2
)(struct gfc_expr
*, struct gfc_expr
*);
1612 struct gfc_expr
*(*f3
)(struct gfc_expr
*, struct gfc_expr
*,
1614 struct gfc_expr
*(*f4
)(struct gfc_expr
*, struct gfc_expr
*,
1615 struct gfc_expr
*, struct gfc_expr
*);
1616 struct gfc_expr
*(*f5
)(struct gfc_expr
*, struct gfc_expr
*,
1617 struct gfc_expr
*, struct gfc_expr
*,
1619 struct gfc_expr
*(*cc
)(struct gfc_expr
*, bt
, int);
1623 /* Again like gfc_check_f, these specify the type of the resolution
1624 function associated with an intrinsic. The fX are just like in
1625 gfc_check_f. f1m is used for MIN and MAX, s1 is used for abort(). */
1629 void (*f0
)(struct gfc_expr
*);
1630 void (*f1
)(struct gfc_expr
*, struct gfc_expr
*);
1631 void (*f1m
)(struct gfc_expr
*, struct gfc_actual_arglist
*);
1632 void (*f2
)(struct gfc_expr
*, struct gfc_expr
*, struct gfc_expr
*);
1633 void (*f3
)(struct gfc_expr
*, struct gfc_expr
*, struct gfc_expr
*,
1635 void (*f4
)(struct gfc_expr
*, struct gfc_expr
*, struct gfc_expr
*,
1636 struct gfc_expr
*, struct gfc_expr
*);
1637 void (*f5
)(struct gfc_expr
*, struct gfc_expr
*, struct gfc_expr
*,
1638 struct gfc_expr
*, struct gfc_expr
*, struct gfc_expr
*);
1639 void (*s1
)(struct gfc_code
*);
1644 typedef struct gfc_intrinsic_sym
1646 const char *name
, *lib_name
;
1647 gfc_intrinsic_arg
*formal
;
1649 unsigned elemental
:1, inquiry
:1, transformational
:1, pure
:1,
1650 generic
:1, specific
:1, actual_ok
:1, noreturn
:1, conversion
:1,
1655 gfc_simplify_f simplify
;
1657 gfc_resolve_f resolve
;
1658 struct gfc_intrinsic_sym
*specific_head
, *next
;
1665 /* Expression nodes. The expression node types deserve explanations,
1666 since the last couple can be easily misconstrued:
1668 EXPR_OP Operator node pointing to one or two other nodes
1669 EXPR_FUNCTION Function call, symbol points to function's name
1670 EXPR_CONSTANT A scalar constant: Logical, String, Real, Int or Complex
1671 EXPR_VARIABLE An Lvalue with a root symbol and possible reference list
1672 which expresses structure, array and substring refs.
1673 EXPR_NULL The NULL pointer value (which also has a basic type).
1674 EXPR_SUBSTRING A substring of a constant string
1675 EXPR_STRUCTURE A structure constructor
1676 EXPR_ARRAY An array constructor.
1677 EXPR_COMPCALL Function (or subroutine) call of a procedure pointer
1678 component or type-bound procedure. */
1683 #define GFC_RND_MODE GMP_RNDN
1684 #define GFC_MPC_RND_MODE MPC_RNDNN
1686 typedef splay_tree gfc_constructor_base
;
1688 typedef struct gfc_expr
1692 gfc_typespec ts
; /* These two refer to the overall expression */
1695 mpz_t
*shape
; /* Can be NULL if shape is unknown at compile time */
1697 /* Nonnull for functions and structure constructors, may also used to hold the
1698 base-object for component calls. */
1699 gfc_symtree
*symtree
;
1705 /* Used to store the base expression in component calls, when the expression
1706 is not a variable. */
1707 struct gfc_expr
*base_expr
;
1709 /* is_boz is true if the integer is regarded as BOZ bitpatten and is_snan
1710 denotes a signalling not-a-number. */
1711 unsigned int is_boz
: 1, is_snan
: 1;
1713 /* Sometimes, when an error has been emitted, it is necessary to prevent
1714 it from recurring. */
1715 unsigned int error
: 1;
1717 /* Mark an expression where a user operator has been substituted by
1718 a function call in interface.c(gfc_extend_expr). */
1719 unsigned int user_operator
: 1;
1721 /* Mark an expression as being a MOLD argument of ALLOCATE. */
1722 unsigned int mold
: 1;
1724 /* If an expression comes from a Hollerith constant or compile-time
1725 evaluation of a transfer statement, it may have a prescribed target-
1726 memory representation, and these cannot always be backformed from
1749 gfc_intrinsic_op op
;
1751 struct gfc_expr
*op1
, *op2
;
1757 gfc_actual_arglist
*actual
;
1758 const char *name
; /* Points to the ultimate name of the function */
1759 gfc_intrinsic_sym
*isym
;
1766 gfc_actual_arglist
* actual
;
1768 /* Base-object, whose component was called. NULL means that it should
1769 be taken from symtree/ref. */
1770 struct gfc_expr
* base_object
;
1771 gfc_typebound_proc
* tbp
; /* Should overlap with esym. */
1773 /* For type-bound operators, we want to call PASS procedures but already
1774 have the full arglist; mark this, so that it is not extended by the
1776 unsigned ignore_pass
:1;
1778 /* Do assign-calls rather than calls, that is appropriate dependency
1791 gfc_constructor_base constructor
;
1799 #define gfc_get_shape(rank) (XCNEWVEC (mpz_t, (rank)))
1801 /* Structures for information associated with different kinds of
1802 numbers. The first set of integer parameters define all there is
1803 to know about a particular kind. The rest of the elements are
1804 computed from the first elements. */
1808 /* Values really representable by the target. */
1809 mpz_t huge
, pedantic_min_int
, min_int
;
1811 int kind
, radix
, digits
, bit_size
, range
;
1813 /* True if the C type of the given name maps to this precision.
1814 Note that more than one bit can be set. */
1815 unsigned int c_char
: 1;
1816 unsigned int c_short
: 1;
1817 unsigned int c_int
: 1;
1818 unsigned int c_long
: 1;
1819 unsigned int c_long_long
: 1;
1823 extern gfc_integer_info gfc_integer_kinds
[];
1830 /* True if the C++ type bool, C99 type _Bool, maps to this precision. */
1831 unsigned int c_bool
: 1;
1835 extern gfc_logical_info gfc_logical_kinds
[];
1840 mpfr_t epsilon
, huge
, tiny
, subnormal
;
1841 int kind
, radix
, digits
, min_exponent
, max_exponent
;
1842 int range
, precision
;
1844 /* The precision of the type as reported by GET_MODE_PRECISION. */
1847 /* True if the C type of the given name maps to this precision.
1848 Note that more than one bit can be set. */
1849 unsigned int c_float
: 1;
1850 unsigned int c_double
: 1;
1851 unsigned int c_long_double
: 1;
1852 unsigned int c_float128
: 1;
1856 extern gfc_real_info gfc_real_kinds
[];
1865 extern gfc_character_info gfc_character_kinds
[];
1868 /* Equivalence structures. Equivalent lvalues are linked along the
1869 *eq pointer, equivalence sets are strung along the *next node. */
1870 typedef struct gfc_equiv
1872 struct gfc_equiv
*next
, *eq
;
1879 #define gfc_get_equiv() XCNEW (gfc_equiv)
1881 /* Holds a single equivalence member after processing. */
1882 typedef struct gfc_equiv_info
1885 HOST_WIDE_INT offset
;
1886 HOST_WIDE_INT length
;
1887 struct gfc_equiv_info
*next
;
1890 /* Holds equivalence groups, after they have been processed. */
1891 typedef struct gfc_equiv_list
1893 gfc_equiv_info
*equiv
;
1894 struct gfc_equiv_list
*next
;
1897 /* gfc_case stores the selector list of a case statement. The *low
1898 and *high pointers can point to the same expression in the case of
1899 a single value. If *high is NULL, the selection is from *low
1900 upwards, if *low is NULL the selection is *high downwards.
1902 This structure has separate fields to allow single and double linked
1903 lists of CASEs at the same time. The singe linked list along the NEXT
1904 field is a list of cases for a single CASE label. The double linked
1905 list along the LEFT/RIGHT fields is used to detect overlap and to
1906 build a table of the cases for SELECT constructs with a CHARACTER
1909 typedef struct gfc_case
1911 /* Where we saw this case. */
1915 /* Case range values. If (low == high), it's a single value. If one of
1916 the labels is NULL, it's an unbounded case. If both are NULL, this
1917 represents the default case. */
1918 gfc_expr
*low
, *high
;
1920 /* Only used for SELECT TYPE. */
1923 /* Next case label in the list of cases for a single CASE label. */
1924 struct gfc_case
*next
;
1926 /* Used for detecting overlap, and for code generation. */
1927 struct gfc_case
*left
, *right
;
1929 /* True if this case label can never be matched. */
1934 #define gfc_get_case() XCNEW (gfc_case)
1939 gfc_expr
*var
, *start
, *end
, *step
;
1943 #define gfc_get_iterator() XCNEW (gfc_iterator)
1946 /* Allocation structure for ALLOCATE, DEALLOCATE and NULLIFY statements. */
1948 typedef struct gfc_alloc
1951 struct gfc_alloc
*next
;
1955 #define gfc_get_alloc() XCNEW (gfc_alloc)
1960 gfc_expr
*unit
, *file
, *status
, *access
, *form
, *recl
,
1961 *blank
, *position
, *action
, *delim
, *pad
, *iostat
, *iomsg
, *convert
,
1962 *decimal
, *encoding
, *round
, *sign
, *asynchronous
, *id
, *newunit
;
1970 gfc_expr
*unit
, *status
, *iostat
, *iomsg
;
1978 gfc_expr
*unit
, *iostat
, *iomsg
;
1986 gfc_expr
*unit
, *file
, *iostat
, *exist
, *opened
, *number
, *named
,
1987 *name
, *access
, *sequential
, *direct
, *form
, *formatted
,
1988 *unformatted
, *recl
, *nextrec
, *blank
, *position
, *action
, *read
,
1989 *write
, *readwrite
, *delim
, *pad
, *iolength
, *iomsg
, *convert
, *strm_pos
,
1990 *asynchronous
, *decimal
, *encoding
, *pending
, *round
, *sign
, *size
, *id
;
2000 gfc_expr
*unit
, *iostat
, *iomsg
, *id
;
2001 gfc_st_label
*err
, *end
, *eor
;
2008 gfc_expr
*io_unit
, *format_expr
, *rec
, *advance
, *iostat
, *size
, *iomsg
,
2009 *id
, *pos
, *asynchronous
, *blank
, *decimal
, *delim
, *pad
, *round
,
2010 *sign
, *extra_comma
, *dt_io_kind
;
2012 gfc_symbol
*namelist
;
2013 /* A format_label of `format_asterisk' indicates the "*" format */
2014 gfc_st_label
*format_label
;
2015 gfc_st_label
*err
, *end
, *eor
;
2017 locus eor_where
, end_where
, err_where
;
2022 typedef struct gfc_forall_iterator
2024 gfc_expr
*var
, *start
, *end
, *stride
;
2025 struct gfc_forall_iterator
*next
;
2027 gfc_forall_iterator
;
2030 /* Linked list to store associations in an ASSOCIATE statement. */
2032 typedef struct gfc_association_list
2034 struct gfc_association_list
*next
;
2036 /* Whether this is association to a variable that can be changed; otherwise,
2037 it's association to an expression and the name may not be used as
2039 unsigned variable
:1;
2041 /* True if this struct is currently only linked to from a gfc_symbol rather
2042 than as part of a real list in gfc_code->ext.block.assoc. This may
2043 happen for SELECT TYPE temporaries and must be considered
2044 for memory handling. */
2045 unsigned dangling
:1;
2047 char name
[GFC_MAX_SYMBOL_LEN
+ 1];
2048 gfc_symtree
*st
; /* Symtree corresponding to name. */
2053 gfc_association_list
;
2054 #define gfc_get_association_list() XCNEW (gfc_association_list)
2057 /* Executable statements that fill gfc_code structures. */
2060 EXEC_NOP
= 1, EXEC_END_NESTED_BLOCK
, EXEC_END_BLOCK
, EXEC_ASSIGN
,
2061 EXEC_LABEL_ASSIGN
, EXEC_POINTER_ASSIGN
, EXEC_CRITICAL
, EXEC_ERROR_STOP
,
2062 EXEC_GOTO
, EXEC_CALL
, EXEC_COMPCALL
, EXEC_ASSIGN_CALL
, EXEC_RETURN
,
2063 EXEC_ENTRY
, EXEC_PAUSE
, EXEC_STOP
, EXEC_CONTINUE
, EXEC_INIT_ASSIGN
,
2064 EXEC_IF
, EXEC_ARITHMETIC_IF
, EXEC_DO
, EXEC_DO_CONCURRENT
, EXEC_DO_WHILE
,
2065 EXEC_SELECT
, EXEC_BLOCK
, EXEC_FORALL
, EXEC_WHERE
, EXEC_CYCLE
, EXEC_EXIT
,
2066 EXEC_CALL_PPC
, EXEC_ALLOCATE
, EXEC_DEALLOCATE
, EXEC_END_PROCEDURE
,
2067 EXEC_SELECT_TYPE
, EXEC_SYNC_ALL
, EXEC_SYNC_MEMORY
, EXEC_SYNC_IMAGES
,
2068 EXEC_OPEN
, EXEC_CLOSE
, EXEC_WAIT
,
2069 EXEC_READ
, EXEC_WRITE
, EXEC_IOLENGTH
, EXEC_TRANSFER
, EXEC_DT_END
,
2070 EXEC_BACKSPACE
, EXEC_ENDFILE
, EXEC_INQUIRE
, EXEC_REWIND
, EXEC_FLUSH
,
2071 EXEC_LOCK
, EXEC_UNLOCK
,
2072 EXEC_OMP_CRITICAL
, EXEC_OMP_DO
, EXEC_OMP_FLUSH
, EXEC_OMP_MASTER
,
2073 EXEC_OMP_ORDERED
, EXEC_OMP_PARALLEL
, EXEC_OMP_PARALLEL_DO
,
2074 EXEC_OMP_PARALLEL_SECTIONS
, EXEC_OMP_PARALLEL_WORKSHARE
,
2075 EXEC_OMP_SECTIONS
, EXEC_OMP_SINGLE
, EXEC_OMP_WORKSHARE
,
2076 EXEC_OMP_ATOMIC
, EXEC_OMP_BARRIER
, EXEC_OMP_END_NOWAIT
,
2077 EXEC_OMP_END_SINGLE
, EXEC_OMP_TASK
, EXEC_OMP_TASKWAIT
,
2084 GFC_OMP_ATOMIC_UPDATE
,
2085 GFC_OMP_ATOMIC_READ
,
2086 GFC_OMP_ATOMIC_WRITE
,
2087 GFC_OMP_ATOMIC_CAPTURE
2091 typedef struct gfc_code
2095 struct gfc_code
*block
, *next
;
2098 gfc_st_label
*here
, *label1
, *label2
, *label3
;
2099 gfc_symtree
*symtree
;
2100 gfc_expr
*expr1
, *expr2
, *expr3
, *expr4
;
2101 /* A name isn't sufficient to identify a subroutine, we need the actual
2102 symbol for the interface definition.
2103 const char *sub_name; */
2104 gfc_symbol
*resolved_sym
;
2105 gfc_intrinsic_sym
*resolved_isym
;
2109 gfc_actual_arglist
*actual
;
2110 gfc_iterator
*iterator
;
2122 gfc_association_list
*assoc
;
2123 gfc_case
*case_list
;
2129 gfc_filepos
*filepos
;
2130 gfc_inquire
*inquire
;
2133 gfc_forall_iterator
*forall_iterator
;
2134 struct gfc_code
*which_construct
;
2136 gfc_entry_list
*entry
;
2137 gfc_omp_clauses
*omp_clauses
;
2138 const char *omp_name
;
2139 gfc_namelist
*omp_namelist
;
2141 gfc_omp_atomic_op omp_atomic
;
2143 ext
; /* Points to additional structures required by statement */
2145 /* Cycle and break labels in constructs. */
2152 /* Storage for DATA statements. */
2153 typedef struct gfc_data_variable
2157 struct gfc_data_variable
*list
, *next
;
2162 typedef struct gfc_data_value
2166 struct gfc_data_value
*next
;
2171 typedef struct gfc_data
2173 gfc_data_variable
*var
;
2174 gfc_data_value
*value
;
2177 struct gfc_data
*next
;
2182 /* Structure for holding compile options */
2186 gfc_source_form source_form
;
2187 /* Maximum line lengths in fixed- and free-form source, respectively.
2188 When fixed_line_length or free_line_length are 0, the whole line is used,
2189 regardless of length.
2191 If the user requests a fixed_line_length <7 then gfc_init_options()
2192 emits a fatal error. */
2193 int fixed_line_length
;
2194 int free_line_length
;
2195 /* Maximum number of continuation lines in fixed- and free-form source,
2197 int max_continue_fixed
;
2198 int max_continue_free
;
2199 int max_identifier_length
;
2200 int dump_fortran_original
;
2201 int dump_fortran_optimized
;
2205 int gfc_warn_conversion
;
2206 int warn_c_binding_type
;
2207 int warn_conversion_extra
;
2208 int warn_function_elimination
;
2209 int warn_implicit_interface
;
2210 int warn_implicit_procedure
;
2211 int warn_line_truncation
;
2212 int warn_surprising
;
2215 int warn_intrinsic_shadow
;
2216 int warn_intrinsics_std
;
2217 int warn_character_truncation
;
2218 int warn_array_temp
;
2219 int warn_align_commons
;
2220 int warn_real_q_constant
;
2221 int warn_unused_dummy_argument
;
2222 int warn_realloc_lhs
;
2223 int warn_realloc_lhs_all
;
2226 int flag_all_intrinsics
;
2227 int flag_default_double
;
2228 int flag_default_integer
;
2229 int flag_default_real
;
2230 int flag_integer4_kind
;
2231 int flag_real4_kind
;
2232 int flag_real8_kind
;
2234 int flag_underscoring
;
2235 int flag_second_underscore
;
2236 int flag_implicit_none
;
2237 int flag_max_stack_var_size
;
2238 int flag_max_array_constructor
;
2239 int flag_range_check
;
2240 int flag_pack_derived
;
2241 int flag_repack_arrays
;
2242 int flag_preprocessed
;
2247 int flag_allow_leading_underscore
;
2248 int flag_external_blas
;
2249 int blas_matmul_limit
;
2250 int flag_cray_pointer
;
2252 int gfc_flag_openmp
;
2254 int flag_stack_arrays
;
2255 int flag_module_private
;
2257 int flag_init_local_zero
;
2258 int flag_init_integer
;
2259 int flag_init_integer_value
;
2261 int flag_init_logical
;
2262 int flag_init_character
;
2263 char flag_init_character_value
;
2264 int flag_align_commons
;
2265 int flag_whole_file
;
2266 int flag_protect_parens
;
2267 int flag_realloc_lhs
;
2268 int flag_aggressive_function_elimination
;
2269 int flag_frontend_optimize
;
2273 gfc_fcoarray coarray
;
2279 int max_subrecord_length
;
2283 extern gfc_option_t gfc_option
;
2285 /* Constructor nodes for array and structure constructors. */
2286 typedef struct gfc_constructor
2288 gfc_constructor_base base
;
2289 mpz_t offset
; /* Offset within a constructor, used as
2293 gfc_iterator
*iterator
;
2298 gfc_component
*component
; /* Record the component being initialized. */
2301 mpz_t repeat
; /* Record the repeat number of initial values in data
2302 statement like "data a/5*10/". */
2307 typedef struct iterator_stack
2309 gfc_symtree
*variable
;
2311 struct iterator_stack
*prev
;
2314 extern iterator_stack
*iter_stack
;
2317 /* Used for (possibly nested) SELECT TYPE statements. */
2318 typedef struct gfc_select_type_stack
2320 gfc_symbol
*selector
; /* Current selector variable. */
2321 gfc_symtree
*tmp
; /* Current temporary variable. */
2322 struct gfc_select_type_stack
*prev
; /* Previous element on stack. */
2324 gfc_select_type_stack
;
2325 extern gfc_select_type_stack
*select_type_stack
;
2326 #define gfc_get_select_type_stack() XCNEW (gfc_select_type_stack)
2329 /* Node in the linked list used for storing finalizer procedures. */
2331 typedef struct gfc_finalizer
2333 struct gfc_finalizer
* next
;
2334 locus where
; /* Where the FINAL declaration occurred. */
2336 /* Up to resolution, we want the gfc_symbol, there we lookup the corresponding
2337 symtree and later need only that. This way, we can access and call the
2338 finalizers from every context as they should be "always accessible". I
2339 don't make this a union because we need the information whether proc_sym is
2340 still referenced or not for dereferencing it on deleting a gfc_finalizer
2342 gfc_symbol
* proc_sym
;
2343 gfc_symtree
* proc_tree
;
2346 #define gfc_get_finalizer() XCNEW (gfc_finalizer)
2349 /************************ Function prototypes *************************/
2352 bool gfc_in_match_data (void);
2353 match
gfc_match_char_spec (gfc_typespec
*);
2356 void gfc_scanner_done_1 (void);
2357 void gfc_scanner_init_1 (void);
2359 void gfc_add_include_path (const char *, bool, bool);
2360 void gfc_add_intrinsic_modules_path (const char *);
2361 void gfc_release_include_path (void);
2362 FILE *gfc_open_included_file (const char *, bool, bool);
2363 FILE *gfc_open_intrinsic_module (const char *);
2365 int gfc_at_end (void);
2366 int gfc_at_eof (void);
2367 int gfc_at_bol (void);
2368 int gfc_at_eol (void);
2369 void gfc_advance_line (void);
2370 int gfc_check_include (void);
2371 int gfc_define_undef_line (void);
2373 int gfc_wide_is_printable (gfc_char_t
);
2374 int gfc_wide_is_digit (gfc_char_t
);
2375 int gfc_wide_fits_in_byte (gfc_char_t
);
2376 gfc_char_t
gfc_wide_tolower (gfc_char_t
);
2377 gfc_char_t
gfc_wide_toupper (gfc_char_t
);
2378 size_t gfc_wide_strlen (const gfc_char_t
*);
2379 int gfc_wide_strncasecmp (const gfc_char_t
*, const char *, size_t);
2380 gfc_char_t
*gfc_wide_memset (gfc_char_t
*, gfc_char_t
, size_t);
2381 char *gfc_widechar_to_char (const gfc_char_t
*, int);
2382 gfc_char_t
*gfc_char_to_widechar (const char *);
2384 #define gfc_get_wide_string(n) XCNEWVEC (gfc_char_t, n)
2386 void gfc_skip_comments (void);
2387 gfc_char_t
gfc_next_char_literal (gfc_instring
);
2388 gfc_char_t
gfc_next_char (void);
2389 char gfc_next_ascii_char (void);
2390 gfc_char_t
gfc_peek_char (void);
2391 char gfc_peek_ascii_char (void);
2392 void gfc_error_recovery (void);
2393 void gfc_gobble_whitespace (void);
2394 gfc_try
gfc_new_file (void);
2395 const char * gfc_read_orig_filename (const char *, const char **);
2397 extern gfc_source_form gfc_current_form
;
2398 extern const char *gfc_source_file
;
2399 extern locus gfc_current_locus
;
2401 void gfc_start_source_files (void);
2402 void gfc_end_source_files (void);
2405 int gfc_terminal_width (void);
2406 void gfc_clear_ts (gfc_typespec
*);
2407 FILE *gfc_open_file (const char *);
2408 const char *gfc_basic_typename (bt
);
2409 const char *gfc_typename (gfc_typespec
*);
2410 const char *gfc_op2string (gfc_intrinsic_op
);
2411 const char *gfc_code2string (const mstring
*, int);
2412 int gfc_string2code (const mstring
*, const char *);
2413 const char *gfc_intent_string (sym_intent
);
2415 void gfc_init_1 (void);
2416 void gfc_init_2 (void);
2417 void gfc_done_1 (void);
2418 void gfc_done_2 (void);
2420 int get_c_kind (const char *, CInteropKind_t
*);
2423 unsigned int gfc_option_lang_mask (void);
2424 void gfc_init_options_struct (struct gcc_options
*);
2425 void gfc_init_options (unsigned int,
2426 struct cl_decoded_option
*);
2427 bool gfc_handle_option (size_t, const char *, int, int, location_t
,
2428 const struct cl_option_handlers
*);
2429 bool gfc_post_options (const char **);
2430 char *gfc_get_option_string (void);
2433 void gfc_maybe_initialize_eh (void);
2436 const char * gfc_get_string (const char *, ...) ATTRIBUTE_PRINTF_1
;
2437 bool gfc_find_sym_in_expr (gfc_symbol
*, gfc_expr
*);
2441 typedef struct gfc_error_buf
2444 size_t allocated
, index
;
2448 void gfc_error_init_1 (void);
2449 void gfc_buffer_error (int);
2451 const char *gfc_print_wide_char (gfc_char_t
);
2453 void gfc_warning (const char *, ...) ATTRIBUTE_GCC_GFC(1,2);
2454 void gfc_warning_now (const char *, ...) ATTRIBUTE_GCC_GFC(1,2);
2455 void gfc_clear_warning (void);
2456 void gfc_warning_check (void);
2458 void gfc_error (const char *, ...) ATTRIBUTE_GCC_GFC(1,2);
2459 void gfc_error_now (const char *, ...) ATTRIBUTE_GCC_GFC(1,2);
2460 void gfc_fatal_error (const char *, ...) ATTRIBUTE_NORETURN
ATTRIBUTE_GCC_GFC(1,2);
2461 void gfc_internal_error (const char *, ...) ATTRIBUTE_NORETURN
ATTRIBUTE_GCC_GFC(1,2);
2462 void gfc_clear_error (void);
2463 int gfc_error_check (void);
2464 int gfc_error_flag_test (void);
2466 notification
gfc_notification_std (int);
2467 gfc_try
gfc_notify_std (int, const char *, ...) ATTRIBUTE_GCC_GFC(2,3);
2469 /* A general purpose syntax error. */
2470 #define gfc_syntax_error(ST) \
2471 gfc_error ("Syntax error in %s statement at %C", gfc_ascii_statement (ST));
2473 void gfc_push_error (gfc_error_buf
*);
2474 void gfc_pop_error (gfc_error_buf
*);
2475 void gfc_free_error (gfc_error_buf
*);
2477 void gfc_get_errors (int *, int *);
2478 void gfc_errors_to_warnings (int);
2481 void gfc_arith_init_1 (void);
2482 void gfc_arith_done_1 (void);
2483 arith
gfc_check_integer_range (mpz_t p
, int kind
);
2484 bool gfc_check_character_range (gfc_char_t
, int);
2487 gfc_try
gfc_check_any_c_kind (gfc_typespec
*);
2488 int gfc_validate_kind (bt
, int, bool);
2489 int gfc_get_int_kind_from_width_isofortranenv (int size
);
2490 int gfc_get_real_kind_from_width_isofortranenv (int size
);
2491 tree
gfc_get_derived_type (gfc_symbol
* derived
);
2492 extern int gfc_index_integer_kind
;
2493 extern int gfc_default_integer_kind
;
2494 extern int gfc_max_integer_kind
;
2495 extern int gfc_default_real_kind
;
2496 extern int gfc_default_double_kind
;
2497 extern int gfc_default_character_kind
;
2498 extern int gfc_default_logical_kind
;
2499 extern int gfc_default_complex_kind
;
2500 extern int gfc_c_int_kind
;
2501 extern int gfc_atomic_int_kind
;
2502 extern int gfc_atomic_logical_kind
;
2503 extern int gfc_intio_kind
;
2504 extern int gfc_charlen_int_kind
;
2505 extern int gfc_numeric_storage_size
;
2506 extern int gfc_character_storage_size
;
2509 void gfc_clear_new_implicit (void);
2510 gfc_try
gfc_add_new_implicit_range (int, int);
2511 gfc_try
gfc_merge_new_implicit (gfc_typespec
*);
2512 void gfc_set_implicit_none (void);
2513 void gfc_check_function_type (gfc_namespace
*);
2514 bool gfc_is_intrinsic_typename (const char *);
2516 gfc_typespec
*gfc_get_default_type (const char *, gfc_namespace
*);
2517 gfc_try
gfc_set_default_type (gfc_symbol
*, int, gfc_namespace
*);
2519 void gfc_set_sym_referenced (gfc_symbol
*);
2521 gfc_try
gfc_add_attribute (symbol_attribute
*, locus
*);
2522 gfc_try
gfc_add_ext_attribute (symbol_attribute
*, ext_attr_id_t
, locus
*);
2523 gfc_try
gfc_add_allocatable (symbol_attribute
*, locus
*);
2524 gfc_try
gfc_add_codimension (symbol_attribute
*, const char *, locus
*);
2525 gfc_try
gfc_add_contiguous (symbol_attribute
*, const char *, locus
*);
2526 gfc_try
gfc_add_dimension (symbol_attribute
*, const char *, locus
*);
2527 gfc_try
gfc_add_external (symbol_attribute
*, locus
*);
2528 gfc_try
gfc_add_intrinsic (symbol_attribute
*, locus
*);
2529 gfc_try
gfc_add_optional (symbol_attribute
*, locus
*);
2530 gfc_try
gfc_add_pointer (symbol_attribute
*, locus
*);
2531 gfc_try
gfc_add_cray_pointer (symbol_attribute
*, locus
*);
2532 gfc_try
gfc_add_cray_pointee (symbol_attribute
*, locus
*);
2533 match
gfc_mod_pointee_as (gfc_array_spec
*);
2534 gfc_try
gfc_add_protected (symbol_attribute
*, const char *, locus
*);
2535 gfc_try
gfc_add_result (symbol_attribute
*, const char *, locus
*);
2536 gfc_try
gfc_add_save (symbol_attribute
*, save_state
, const char *, locus
*);
2537 gfc_try
gfc_add_threadprivate (symbol_attribute
*, const char *, locus
*);
2538 gfc_try
gfc_add_saved_common (symbol_attribute
*, locus
*);
2539 gfc_try
gfc_add_target (symbol_attribute
*, locus
*);
2540 gfc_try
gfc_add_dummy (symbol_attribute
*, const char *, locus
*);
2541 gfc_try
gfc_add_generic (symbol_attribute
*, const char *, locus
*);
2542 gfc_try
gfc_add_common (symbol_attribute
*, locus
*);
2543 gfc_try
gfc_add_in_common (symbol_attribute
*, const char *, locus
*);
2544 gfc_try
gfc_add_in_equivalence (symbol_attribute
*, const char *, locus
*);
2545 gfc_try
gfc_add_data (symbol_attribute
*, const char *, locus
*);
2546 gfc_try
gfc_add_in_namelist (symbol_attribute
*, const char *, locus
*);
2547 gfc_try
gfc_add_sequence (symbol_attribute
*, const char *, locus
*);
2548 gfc_try
gfc_add_elemental (symbol_attribute
*, locus
*);
2549 gfc_try
gfc_add_pure (symbol_attribute
*, locus
*);
2550 gfc_try
gfc_add_recursive (symbol_attribute
*, locus
*);
2551 gfc_try
gfc_add_function (symbol_attribute
*, const char *, locus
*);
2552 gfc_try
gfc_add_subroutine (symbol_attribute
*, const char *, locus
*);
2553 gfc_try
gfc_add_volatile (symbol_attribute
*, const char *, locus
*);
2554 gfc_try
gfc_add_asynchronous (symbol_attribute
*, const char *, locus
*);
2555 gfc_try
gfc_add_proc (symbol_attribute
*attr
, const char *name
, locus
*where
);
2556 gfc_try
gfc_add_abstract (symbol_attribute
* attr
, locus
* where
);
2558 gfc_try
gfc_add_access (symbol_attribute
*, gfc_access
, const char *, locus
*);
2559 gfc_try
gfc_add_is_bind_c (symbol_attribute
*, const char *, locus
*, int);
2560 gfc_try
gfc_add_extension (symbol_attribute
*, locus
*);
2561 gfc_try
gfc_add_value (symbol_attribute
*, const char *, locus
*);
2562 gfc_try
gfc_add_flavor (symbol_attribute
*, sym_flavor
, const char *, locus
*);
2563 gfc_try
gfc_add_entry (symbol_attribute
*, const char *, locus
*);
2564 gfc_try
gfc_add_procedure (symbol_attribute
*, procedure_type
,
2565 const char *, locus
*);
2566 gfc_try
gfc_add_intent (symbol_attribute
*, sym_intent
, locus
*);
2567 gfc_try
gfc_add_explicit_interface (gfc_symbol
*, ifsrc
,
2568 gfc_formal_arglist
*, locus
*);
2569 gfc_try
gfc_add_type (gfc_symbol
*, gfc_typespec
*, locus
*);
2571 void gfc_clear_attr (symbol_attribute
*);
2572 gfc_try
gfc_missing_attr (symbol_attribute
*, locus
*);
2573 gfc_try
gfc_copy_attr (symbol_attribute
*, symbol_attribute
*, locus
*);
2575 gfc_try
gfc_add_component (gfc_symbol
*, const char *, gfc_component
**);
2576 gfc_symbol
*gfc_use_derived (gfc_symbol
*);
2577 gfc_symtree
*gfc_use_derived_tree (gfc_symtree
*);
2578 gfc_component
*gfc_find_component (gfc_symbol
*, const char *, bool, bool);
2580 gfc_st_label
*gfc_get_st_label (int);
2581 void gfc_free_st_label (gfc_st_label
*);
2582 void gfc_define_st_label (gfc_st_label
*, gfc_sl_type
, locus
*);
2583 gfc_try
gfc_reference_st_label (gfc_st_label
*, gfc_sl_type
);
2585 gfc_namespace
*gfc_get_namespace (gfc_namespace
*, int);
2586 gfc_symtree
*gfc_new_symtree (gfc_symtree
**, const char *);
2587 gfc_symtree
*gfc_find_symtree (gfc_symtree
*, const char *);
2588 void gfc_delete_symtree (gfc_symtree
**, const char *);
2589 gfc_symtree
*gfc_get_unique_symtree (gfc_namespace
*);
2590 gfc_user_op
*gfc_get_uop (const char *);
2591 gfc_user_op
*gfc_find_uop (const char *, gfc_namespace
*);
2592 void gfc_free_symbol (gfc_symbol
*);
2593 void gfc_release_symbol (gfc_symbol
*);
2594 gfc_symbol
*gfc_new_symbol (const char *, gfc_namespace
*);
2595 gfc_symtree
* gfc_find_symtree_in_proc (const char *, gfc_namespace
*);
2596 int gfc_find_symbol (const char *, gfc_namespace
*, int, gfc_symbol
**);
2597 int gfc_find_sym_tree (const char *, gfc_namespace
*, int, gfc_symtree
**);
2598 int gfc_get_symbol (const char *, gfc_namespace
*, gfc_symbol
**);
2599 gfc_try
gfc_verify_c_interop (gfc_typespec
*);
2600 gfc_try
gfc_verify_c_interop_param (gfc_symbol
*);
2601 gfc_try
verify_bind_c_sym (gfc_symbol
*, gfc_typespec
*, int, gfc_common_head
*);
2602 gfc_try
verify_bind_c_derived_type (gfc_symbol
*);
2603 gfc_try
verify_com_block_vars_c_interop (gfc_common_head
*);
2604 void generate_isocbinding_symbol (const char *, iso_c_binding_symbol
, const char *);
2605 gfc_symbol
*get_iso_c_sym (gfc_symbol
*, char *, const char *, int);
2606 int gfc_get_sym_tree (const char *, gfc_namespace
*, gfc_symtree
**, bool);
2607 int gfc_get_ha_symbol (const char *, gfc_symbol
**);
2608 int gfc_get_ha_sym_tree (const char *, gfc_symtree
**);
2610 void gfc_undo_symbols (void);
2611 void gfc_commit_symbols (void);
2612 void gfc_commit_symbol (gfc_symbol
*);
2613 gfc_charlen
*gfc_new_charlen (gfc_namespace
*, gfc_charlen
*);
2614 void gfc_free_charlen (gfc_charlen
*, gfc_charlen
*);
2615 void gfc_free_namespace (gfc_namespace
*);
2617 void gfc_symbol_init_2 (void);
2618 void gfc_symbol_done_2 (void);
2620 void gfc_traverse_symtree (gfc_symtree
*, void (*)(gfc_symtree
*));
2621 void gfc_traverse_ns (gfc_namespace
*, void (*)(gfc_symbol
*));
2622 void gfc_traverse_user_op (gfc_namespace
*, void (*)(gfc_user_op
*));
2623 void gfc_save_all (gfc_namespace
*);
2625 void gfc_enforce_clean_symbol_state (void);
2626 void gfc_free_dt_list (void);
2629 gfc_gsymbol
*gfc_get_gsymbol (const char *);
2630 gfc_gsymbol
*gfc_find_gsymbol (gfc_gsymbol
*, const char *);
2632 gfc_typebound_proc
* gfc_get_typebound_proc (gfc_typebound_proc
*);
2633 gfc_symbol
* gfc_get_derived_super_type (gfc_symbol
*);
2634 gfc_symbol
* gfc_get_ultimate_derived_super_type (gfc_symbol
*);
2635 bool gfc_type_is_extension_of (gfc_symbol
*, gfc_symbol
*);
2636 bool gfc_type_compatible (gfc_typespec
*, gfc_typespec
*);
2638 void gfc_copy_formal_args (gfc_symbol
*, gfc_symbol
*);
2639 void gfc_copy_formal_args_intr (gfc_symbol
*, gfc_intrinsic_sym
*);
2640 void gfc_copy_formal_args_ppc (gfc_component
*, gfc_symbol
*);
2642 void gfc_free_finalizer (gfc_finalizer
*el
); /* Needed in resolve.c, too */
2644 gfc_try
gfc_check_symbol_typed (gfc_symbol
*, gfc_namespace
*, bool, locus
);
2645 gfc_namespace
* gfc_find_proc_namespace (gfc_namespace
*);
2647 bool gfc_is_associate_pointer (gfc_symbol
*);
2648 gfc_symbol
* gfc_find_dt_in_generic (gfc_symbol
*);
2650 /* intrinsic.c -- true if working in an init-expr, false otherwise. */
2651 extern bool gfc_init_expr_flag
;
2653 /* Given a symbol that we have decided is intrinsic, mark it as such
2654 by placing it into a special module that is otherwise impossible to
2657 #define gfc_intrinsic_symbol(SYM) SYM->module = gfc_get_string ("(intrinsic)")
2659 void gfc_intrinsic_init_1 (void);
2660 void gfc_intrinsic_done_1 (void);
2662 char gfc_type_letter (bt
);
2663 gfc_symbol
* gfc_get_intrinsic_sub_symbol (const char *);
2664 gfc_try
gfc_convert_type (gfc_expr
*, gfc_typespec
*, int);
2665 gfc_try
gfc_convert_type_warn (gfc_expr
*, gfc_typespec
*, int, int);
2666 gfc_try
gfc_convert_chartype (gfc_expr
*, gfc_typespec
*);
2667 int gfc_generic_intrinsic (const char *);
2668 int gfc_specific_intrinsic (const char *);
2669 bool gfc_is_intrinsic (gfc_symbol
*, int, locus
);
2670 int gfc_intrinsic_actual_ok (const char *, const bool);
2671 gfc_intrinsic_sym
*gfc_find_function (const char *);
2672 gfc_intrinsic_sym
*gfc_find_subroutine (const char *);
2673 gfc_intrinsic_sym
*gfc_intrinsic_function_by_id (gfc_isym_id
);
2675 match
gfc_intrinsic_func_interface (gfc_expr
*, int);
2676 match
gfc_intrinsic_sub_interface (gfc_code
*, int);
2678 void gfc_warn_intrinsic_shadow (const gfc_symbol
*, bool, bool);
2679 gfc_try
gfc_check_intrinsic_standard (const gfc_intrinsic_sym
*, const char**,
2682 /* match.c -- FIXME */
2683 void gfc_free_iterator (gfc_iterator
*, int);
2684 void gfc_free_forall_iterator (gfc_forall_iterator
*);
2685 void gfc_free_alloc_list (gfc_alloc
*);
2686 void gfc_free_namelist (gfc_namelist
*);
2687 void gfc_free_equiv (gfc_equiv
*);
2688 void gfc_free_equiv_until (gfc_equiv
*, gfc_equiv
*);
2689 void gfc_free_data (gfc_data
*);
2690 void gfc_free_case_list (gfc_case
*);
2692 /* matchexp.c -- FIXME too? */
2693 gfc_expr
*gfc_get_parentheses (gfc_expr
*);
2696 struct gfc_omp_saved_state
{ void *ptrs
[2]; int ints
[1]; };
2697 void gfc_free_omp_clauses (gfc_omp_clauses
*);
2698 void gfc_resolve_omp_directive (gfc_code
*, gfc_namespace
*);
2699 void gfc_resolve_do_iterator (gfc_code
*, gfc_symbol
*);
2700 void gfc_resolve_omp_parallel_blocks (gfc_code
*, gfc_namespace
*);
2701 void gfc_resolve_omp_do_blocks (gfc_code
*, gfc_namespace
*);
2702 void gfc_omp_save_and_clear_state (struct gfc_omp_saved_state
*);
2703 void gfc_omp_restore_state (struct gfc_omp_saved_state
*);
2706 void gfc_free_actual_arglist (gfc_actual_arglist
*);
2707 gfc_actual_arglist
*gfc_copy_actual_arglist (gfc_actual_arglist
*);
2708 const char *gfc_extract_int (gfc_expr
*, int *);
2709 bool is_subref_array (gfc_expr
*);
2710 bool gfc_is_simply_contiguous (gfc_expr
*, bool);
2711 gfc_try
gfc_check_init_expr (gfc_expr
*);
2713 gfc_expr
*gfc_build_conversion (gfc_expr
*);
2714 void gfc_free_ref_list (gfc_ref
*);
2715 void gfc_type_convert_binary (gfc_expr
*, int);
2716 int gfc_is_constant_expr (gfc_expr
*);
2717 gfc_try
gfc_simplify_expr (gfc_expr
*, int);
2718 int gfc_has_vector_index (gfc_expr
*);
2720 gfc_expr
*gfc_get_expr (void);
2721 gfc_expr
*gfc_get_array_expr (bt type
, int kind
, locus
*);
2722 gfc_expr
*gfc_get_null_expr (locus
*);
2723 gfc_expr
*gfc_get_operator_expr (locus
*, gfc_intrinsic_op
,gfc_expr
*, gfc_expr
*);
2724 gfc_expr
*gfc_get_structure_constructor_expr (bt
, int, locus
*);
2725 gfc_expr
*gfc_get_constant_expr (bt
, int, locus
*);
2726 gfc_expr
*gfc_get_character_expr (int, locus
*, const char *, int len
);
2727 gfc_expr
*gfc_get_int_expr (int, locus
*, int);
2728 gfc_expr
*gfc_get_logical_expr (int, locus
*, bool);
2729 gfc_expr
*gfc_get_iokind_expr (locus
*, io_kind
);
2731 void gfc_clear_shape (mpz_t
*shape
, int rank
);
2732 void gfc_free_shape (mpz_t
**shape
, int rank
);
2733 void gfc_free_expr (gfc_expr
*);
2734 void gfc_replace_expr (gfc_expr
*, gfc_expr
*);
2735 mpz_t
*gfc_copy_shape (mpz_t
*, int);
2736 mpz_t
*gfc_copy_shape_excluding (mpz_t
*, int, gfc_expr
*);
2737 gfc_expr
*gfc_copy_expr (gfc_expr
*);
2738 gfc_ref
* gfc_copy_ref (gfc_ref
*);
2740 gfc_try
gfc_specification_expr (gfc_expr
*);
2742 int gfc_numeric_ts (gfc_typespec
*);
2743 int gfc_kind_max (gfc_expr
*, gfc_expr
*);
2745 gfc_try
gfc_check_conformance (gfc_expr
*, gfc_expr
*, const char *, ...) ATTRIBUTE_PRINTF_3
;
2746 gfc_try
gfc_check_assign (gfc_expr
*, gfc_expr
*, int);
2747 gfc_try
gfc_check_pointer_assign (gfc_expr
*, gfc_expr
*);
2748 gfc_try
gfc_check_assign_symbol (gfc_symbol
*, gfc_expr
*);
2750 bool gfc_has_default_initializer (gfc_symbol
*);
2751 gfc_expr
*gfc_default_initializer (gfc_typespec
*);
2752 gfc_expr
*gfc_get_variable_expr (gfc_symtree
*);
2753 gfc_expr
* gfc_lval_expr_from_sym (gfc_symbol
*);
2755 gfc_array_spec
*gfc_get_full_arrayspec_from_expr (gfc_expr
*expr
);
2757 bool gfc_traverse_expr (gfc_expr
*, gfc_symbol
*,
2758 bool (*)(gfc_expr
*, gfc_symbol
*, int*),
2760 void gfc_expr_set_symbols_referenced (gfc_expr
*);
2761 gfc_try
gfc_expr_check_typed (gfc_expr
*, gfc_namespace
*, bool);
2762 void gfc_expr_replace_symbols (gfc_expr
*, gfc_symbol
*);
2763 void gfc_expr_replace_comp (gfc_expr
*, gfc_component
*);
2765 bool gfc_is_proc_ptr_comp (gfc_expr
*, gfc_component
**);
2767 bool gfc_ref_this_image (gfc_ref
*ref
);
2768 bool gfc_is_coindexed (gfc_expr
*);
2769 bool gfc_is_coarray (gfc_expr
*);
2770 int gfc_get_corank (gfc_expr
*);
2771 bool gfc_has_ultimate_allocatable (gfc_expr
*);
2772 bool gfc_has_ultimate_pointer (gfc_expr
*);
2774 gfc_expr
* gfc_build_intrinsic_call (const char*, locus
, unsigned, ...);
2775 gfc_try
gfc_check_vardef_context (gfc_expr
*, bool, bool, const char*);
2779 extern gfc_code new_st
;
2781 void gfc_clear_new_st (void);
2782 gfc_code
*gfc_get_code (void);
2783 gfc_code
*gfc_append_code (gfc_code
*, gfc_code
*);
2784 void gfc_free_statement (gfc_code
*);
2785 void gfc_free_statements (gfc_code
*);
2786 void gfc_free_association_list (gfc_association_list
*);
2789 gfc_try
gfc_resolve_expr (gfc_expr
*);
2790 void gfc_resolve (gfc_namespace
*);
2791 void gfc_resolve_blocks (gfc_code
*, gfc_namespace
*);
2792 int gfc_impure_variable (gfc_symbol
*);
2793 int gfc_pure (gfc_symbol
*);
2794 int gfc_implicit_pure (gfc_symbol
*);
2795 int gfc_elemental (gfc_symbol
*);
2796 gfc_try
gfc_resolve_iterator (gfc_iterator
*, bool);
2797 gfc_try
find_forall_index (gfc_expr
*, gfc_symbol
*, int);
2798 gfc_try
gfc_resolve_index (gfc_expr
*, int);
2799 gfc_try
gfc_resolve_dim_arg (gfc_expr
*);
2800 int gfc_is_formal_arg (void);
2801 void gfc_resolve_substring_charlen (gfc_expr
*);
2802 match
gfc_iso_c_sub_interface(gfc_code
*, gfc_symbol
*);
2803 gfc_expr
*gfc_expr_to_initialize (gfc_expr
*);
2804 bool gfc_type_is_extensible (gfc_symbol
*sym
);
2808 gfc_iterator
*gfc_copy_iterator (gfc_iterator
*);
2810 void gfc_free_array_spec (gfc_array_spec
*);
2811 gfc_array_ref
*gfc_copy_array_ref (gfc_array_ref
*);
2813 gfc_try
gfc_set_array_spec (gfc_symbol
*, gfc_array_spec
*, locus
*);
2814 gfc_array_spec
*gfc_copy_array_spec (gfc_array_spec
*);
2815 gfc_try
gfc_resolve_array_spec (gfc_array_spec
*, int);
2817 int gfc_compare_array_spec (gfc_array_spec
*, gfc_array_spec
*);
2819 void gfc_simplify_iterator_var (gfc_expr
*);
2820 gfc_try
gfc_expand_constructor (gfc_expr
*, bool);
2821 int gfc_constant_ac (gfc_expr
*);
2822 int gfc_expanded_ac (gfc_expr
*);
2823 gfc_try
gfc_resolve_character_array_constructor (gfc_expr
*);
2824 gfc_try
gfc_resolve_array_constructor (gfc_expr
*);
2825 gfc_try
gfc_check_constructor_type (gfc_expr
*);
2826 gfc_try
gfc_check_iter_variable (gfc_expr
*);
2827 gfc_try
gfc_check_constructor (gfc_expr
*, gfc_try (*)(gfc_expr
*));
2828 gfc_try
gfc_array_size (gfc_expr
*, mpz_t
*);
2829 gfc_try
gfc_array_dimen_size (gfc_expr
*, int, mpz_t
*);
2830 gfc_try
gfc_array_ref_shape (gfc_array_ref
*, mpz_t
*);
2831 gfc_array_ref
*gfc_find_array_ref (gfc_expr
*);
2832 tree
gfc_conv_array_initializer (tree type
, gfc_expr
*);
2833 gfc_try
spec_size (gfc_array_spec
*, mpz_t
*);
2834 gfc_try
spec_dimen_size (gfc_array_spec
*, int, mpz_t
*);
2835 int gfc_is_compile_time_shape (gfc_array_spec
*);
2837 gfc_try
gfc_ref_dimen_size (gfc_array_ref
*, int dimen
, mpz_t
*, mpz_t
*);
2840 /* interface.c -- FIXME: some of these should be in symbol.c */
2841 void gfc_free_interface (gfc_interface
*);
2842 int gfc_compare_derived_types (gfc_symbol
*, gfc_symbol
*);
2843 int gfc_compare_types (gfc_typespec
*, gfc_typespec
*);
2844 int gfc_compare_interfaces (gfc_symbol
*, gfc_symbol
*, const char *, int, int,
2845 char *, int, const char *, const char *);
2846 void gfc_check_interfaces (gfc_namespace
*);
2847 void gfc_procedure_use (gfc_symbol
*, gfc_actual_arglist
**, locus
*);
2848 void gfc_ppc_use (gfc_component
*, gfc_actual_arglist
**, locus
*);
2849 gfc_symbol
*gfc_search_interface (gfc_interface
*, int,
2850 gfc_actual_arglist
**);
2851 match
gfc_extend_expr (gfc_expr
*);
2852 void gfc_free_formal_arglist (gfc_formal_arglist
*);
2853 gfc_try
gfc_extend_assign (gfc_code
*, gfc_namespace
*);
2854 gfc_try
gfc_check_new_interface (gfc_interface
*, gfc_symbol
*, locus
);
2855 gfc_try
gfc_add_interface (gfc_symbol
*);
2856 gfc_interface
*gfc_current_interface_head (void);
2857 void gfc_set_current_interface_head (gfc_interface
*);
2858 gfc_symtree
* gfc_find_sym_in_symtree (gfc_symbol
*);
2859 bool gfc_arglist_matches_symbol (gfc_actual_arglist
**, gfc_symbol
*);
2860 bool gfc_check_operator_interface (gfc_symbol
*, gfc_intrinsic_op
, locus
);
2861 int gfc_has_vector_subscript (gfc_expr
*);
2862 gfc_intrinsic_op
gfc_equivalent_op (gfc_intrinsic_op
);
2863 gfc_try
gfc_check_typebound_override (gfc_symtree
*, gfc_symtree
*);
2866 extern gfc_st_label format_asterisk
;
2868 void gfc_free_open (gfc_open
*);
2869 gfc_try
gfc_resolve_open (gfc_open
*);
2870 void gfc_free_close (gfc_close
*);
2871 gfc_try
gfc_resolve_close (gfc_close
*);
2872 void gfc_free_filepos (gfc_filepos
*);
2873 gfc_try
gfc_resolve_filepos (gfc_filepos
*);
2874 void gfc_free_inquire (gfc_inquire
*);
2875 gfc_try
gfc_resolve_inquire (gfc_inquire
*);
2876 void gfc_free_dt (gfc_dt
*);
2877 gfc_try
gfc_resolve_dt (gfc_dt
*, locus
*);
2878 void gfc_free_wait (gfc_wait
*);
2879 gfc_try
gfc_resolve_wait (gfc_wait
*);
2882 void gfc_module_init_2 (void);
2883 void gfc_module_done_2 (void);
2884 void gfc_dump_module (const char *, int);
2885 bool gfc_check_symbol_access (gfc_symbol
*);
2886 void gfc_free_use_stmts (gfc_use_list
*);
2889 symbol_attribute
gfc_variable_attr (gfc_expr
*, gfc_typespec
*);
2890 symbol_attribute
gfc_expr_attr (gfc_expr
*);
2891 match
gfc_match_rvalue (gfc_expr
**);
2892 match
gfc_match_varspec (gfc_expr
*, int, bool, bool);
2893 int gfc_check_digit (char, int);
2894 bool gfc_is_function_return_value (gfc_symbol
*, gfc_namespace
*);
2895 gfc_try
gfc_convert_to_structure_constructor (gfc_expr
*, gfc_symbol
*,
2897 gfc_actual_arglist
**, bool);
2900 void gfc_generate_code (gfc_namespace
*);
2901 void gfc_generate_module_code (gfc_namespace
*);
2902 void gfc_init_coarray_decl (bool);
2904 /* trans-intrinsic.c */
2905 bool gfc_inline_intrinsic_function_p (gfc_expr
*);
2908 typedef int (*compare_fn
) (void *, void *);
2909 void gfc_insert_bbt (void *, void *, compare_fn
);
2910 void gfc_delete_bbt (void *, void *, compare_fn
);
2912 /* dump-parse-tree.c */
2913 void gfc_dump_parse_tree (gfc_namespace
*, FILE *);
2916 gfc_try
gfc_parse_file (void);
2917 void gfc_global_used (gfc_gsymbol
*, locus
*);
2918 gfc_namespace
* gfc_build_block_ns (gfc_namespace
*);
2921 int gfc_dep_compare_functions (gfc_expr
*, gfc_expr
*, bool);
2922 int gfc_dep_compare_expr (gfc_expr
*, gfc_expr
*);
2925 gfc_try
gfc_check_same_strlen (const gfc_expr
*, const gfc_expr
*, const char*);
2926 gfc_try
gfc_calculate_transfer_sizes (gfc_expr
*, gfc_expr
*, gfc_expr
*,
2927 size_t*, size_t*, size_t*);
2930 void gfc_fix_class_refs (gfc_expr
*e
);
2931 void gfc_add_component_ref (gfc_expr
*, const char *);
2932 void gfc_add_class_array_ref (gfc_expr
*);
2933 #define gfc_add_data_component(e) gfc_add_component_ref(e,"_data")
2934 #define gfc_add_vptr_component(e) gfc_add_component_ref(e,"_vptr")
2935 #define gfc_add_hash_component(e) gfc_add_component_ref(e,"_hash")
2936 #define gfc_add_size_component(e) gfc_add_component_ref(e,"_size")
2937 #define gfc_add_def_init_component(e) gfc_add_component_ref(e,"_def_init")
2938 bool gfc_is_class_array_ref (gfc_expr
*, bool *);
2939 bool gfc_is_class_scalar_expr (gfc_expr
*);
2940 bool gfc_is_class_container_ref (gfc_expr
*e
);
2941 gfc_expr
*gfc_class_null_initializer (gfc_typespec
*);
2942 unsigned int gfc_hash_value (gfc_symbol
*);
2943 gfc_try
gfc_build_class_symbol (gfc_typespec
*, symbol_attribute
*,
2944 gfc_array_spec
**, bool);
2945 gfc_symbol
*gfc_find_derived_vtab (gfc_symbol
*);
2946 gfc_symtree
* gfc_find_typebound_proc (gfc_symbol
*, gfc_try
*,
2947 const char*, bool, locus
*);
2948 gfc_symtree
* gfc_find_typebound_user_op (gfc_symbol
*, gfc_try
*,
2949 const char*, bool, locus
*);
2950 gfc_typebound_proc
* gfc_find_typebound_intrinsic_op (gfc_symbol
*, gfc_try
*,
2951 gfc_intrinsic_op
, bool,
2953 gfc_symtree
* gfc_get_tbp_symtree (gfc_symtree
**, const char*);
2955 #define CLASS_DATA(sym) sym->ts.u.derived->components
2957 /* frontend-passes.c */
2959 void gfc_run_passes (gfc_namespace
*);
2961 typedef int (*walk_code_fn_t
) (gfc_code
**, int *, void *);
2962 typedef int (*walk_expr_fn_t
) (gfc_expr
**, int *, void *);
2964 int gfc_expr_walker (gfc_expr
**, walk_expr_fn_t
, void *);
2965 int gfc_code_walker (gfc_code
**, walk_code_fn_t
, walk_expr_fn_t
, void *);
2967 #endif /* GCC_GFORTRAN_H */