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 #ifndef GCC_CORETYPES_H
33 #error "gfortran.h must be included after coretypes.h"
36 /* Declarations common to the front-end and library are put in
37 libgfortran/libgfortran_frontend.h */
38 #include "libgfortran.h"
43 #include "splay-tree.h"
45 /* Major control parameters. */
47 #define GFC_MAX_SYMBOL_LEN 63 /* Must be at least 63 for F2003. */
48 #define GFC_LETTERS 26 /* Number of letters in the alphabet. */
50 #define MAX_SUBRECORD_LENGTH 2147483639 /* 2**31-9 */
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 /* A prefix for internal variables, which are not user-visible. */
67 #if !defined (NO_DOT_IN_LABEL)
68 # define GFC_PREFIX(x) "_F." x
69 #elif !defined (NO_DOLLAR_IN_LABEL)
70 # define GFC_PREFIX(x) "_F$" x
72 # define GFC_PREFIX(x) "_F_" x
75 #define BLANK_COMMON_NAME "__BLNK__"
77 /* Macro to initialize an mstring structure. */
78 #define minit(s, t) { s, NULL, t }
80 /* Structure for storing strings to be matched by gfc_match_string. */
91 /*************************** Enums *****************************/
93 /* Used when matching and resolving data I/O transfer statements. */
96 { M_READ
, M_WRITE
, M_PRINT
, M_INQUIRE
}
99 /* The author remains confused to this day about the convention of
100 returning '0' for 'SUCCESS'... or was it the other way around? The
101 following enum makes things much more readable. We also start
102 values off at one instead of zero. */
105 { SUCCESS
= 1, FAILURE
}
108 /* These are flags for identifying whether we are reading a character literal
109 between quotes or normal source code. */
112 { NONSTRING
= 0, INSTRING_WARN
, INSTRING_NOWARN
}
115 /* This is returned by gfc_notification_std to know if, given the flags
116 that were given (-std=, -pedantic) we should issue an error, a warning
120 { SILENT
, WARNING
, ERROR
}
123 /* Matchers return one of these three values. The difference between
124 MATCH_NO and MATCH_ERROR is that MATCH_ERROR means that a match was
125 successful, but that something non-syntactic is wrong and an error
126 has already been issued. */
129 { MATCH_NO
= 1, MATCH_YES
, MATCH_ERROR
}
132 /* Used for different Fortran source forms in places like scanner.c. */
134 { FORM_FREE
, FORM_FIXED
, FORM_UNKNOWN
}
137 /* Expression node types. */
139 { EXPR_OP
= 1, EXPR_FUNCTION
, EXPR_CONSTANT
, EXPR_VARIABLE
,
140 EXPR_SUBSTRING
, EXPR_STRUCTURE
, EXPR_ARRAY
, EXPR_NULL
, EXPR_COMPCALL
, EXPR_PPC
146 { AS_EXPLICIT
= 1, AS_ASSUMED_SHAPE
, AS_DEFERRED
,
147 AS_ASSUMED_SIZE
, AS_IMPLIED_SHAPE
, AS_ASSUMED_RANK
,
153 { AR_FULL
= 1, AR_ELEMENT
, AR_SECTION
, AR_UNKNOWN
}
156 /* Statement label types. ST_LABEL_DO_TARGET is used for obsolescent warnings
157 related to shared DO terminations and DO targets which are neither END DO
158 nor CONTINUE; otherwise it is identical to ST_LABEL_TARGET. */
160 { ST_LABEL_UNKNOWN
= 1, ST_LABEL_TARGET
, ST_LABEL_DO_TARGET
,
161 ST_LABEL_BAD_TARGET
, ST_LABEL_FORMAT
165 /* Intrinsic operators. */
167 { GFC_INTRINSIC_BEGIN
= 0,
168 INTRINSIC_NONE
= -1, INTRINSIC_UPLUS
= GFC_INTRINSIC_BEGIN
,
169 INTRINSIC_UMINUS
, INTRINSIC_PLUS
, INTRINSIC_MINUS
, INTRINSIC_TIMES
,
170 INTRINSIC_DIVIDE
, INTRINSIC_POWER
, INTRINSIC_CONCAT
,
171 INTRINSIC_AND
, INTRINSIC_OR
, INTRINSIC_EQV
, INTRINSIC_NEQV
,
172 /* ==, /=, >, >=, <, <= */
173 INTRINSIC_EQ
, INTRINSIC_NE
, INTRINSIC_GT
, INTRINSIC_GE
,
174 INTRINSIC_LT
, INTRINSIC_LE
,
175 /* .EQ., .NE., .GT., .GE., .LT., .LE. (OS = Old-Style) */
176 INTRINSIC_EQ_OS
, INTRINSIC_NE_OS
, INTRINSIC_GT_OS
, INTRINSIC_GE_OS
,
177 INTRINSIC_LT_OS
, INTRINSIC_LE_OS
,
178 INTRINSIC_NOT
, INTRINSIC_USER
, INTRINSIC_ASSIGN
,
179 INTRINSIC_PARENTHESES
, GFC_INTRINSIC_END
/* Sentinel */
183 /* This macro is the number of intrinsic operators that exist.
184 Assumptions are made about the numbering of the interface_op enums. */
185 #define GFC_INTRINSIC_OPS GFC_INTRINSIC_END
187 /* Arithmetic results. */
189 { ARITH_OK
= 1, ARITH_OVERFLOW
, ARITH_UNDERFLOW
, ARITH_NAN
,
190 ARITH_DIV0
, ARITH_INCOMMENSURATE
, ARITH_ASYMMETRIC
, ARITH_PROHIBIT
197 ST_ARITHMETIC_IF
, ST_ALLOCATE
, ST_ATTR_DECL
, ST_ASSOCIATE
,
198 ST_BACKSPACE
, ST_BLOCK
, ST_BLOCK_DATA
,
199 ST_CALL
, ST_CASE
, ST_CLOSE
, ST_COMMON
, ST_CONTINUE
, ST_CONTAINS
, ST_CYCLE
,
200 ST_DATA
, ST_DATA_DECL
, ST_DEALLOCATE
, ST_DO
, ST_ELSE
, ST_ELSEIF
,
201 ST_ELSEWHERE
, ST_END_ASSOCIATE
, ST_END_BLOCK
, ST_END_BLOCK_DATA
,
202 ST_ENDDO
, ST_IMPLIED_ENDDO
,
203 ST_END_FILE
, ST_FINAL
, ST_FLUSH
, ST_END_FORALL
, ST_END_FUNCTION
, ST_ENDIF
,
204 ST_END_INTERFACE
, ST_END_MODULE
, ST_END_PROGRAM
, ST_END_SELECT
,
205 ST_END_SUBROUTINE
, ST_END_WHERE
, ST_END_TYPE
, ST_ENTRY
, ST_EQUIVALENCE
,
206 ST_ERROR_STOP
, ST_EXIT
, ST_FORALL
, ST_FORALL_BLOCK
, ST_FORMAT
, ST_FUNCTION
,
207 ST_GOTO
, ST_IF_BLOCK
, ST_IMPLICIT
, ST_IMPLICIT_NONE
, ST_IMPORT
,
208 ST_INQUIRE
, ST_INTERFACE
, ST_SYNC_ALL
, ST_SYNC_MEMORY
, ST_SYNC_IMAGES
,
209 ST_PARAMETER
, ST_MODULE
, ST_MODULE_PROC
, ST_NAMELIST
, ST_NULLIFY
, ST_OPEN
,
210 ST_PAUSE
, ST_PRIVATE
, ST_PROGRAM
, ST_PUBLIC
, ST_READ
, ST_RETURN
, ST_REWIND
,
211 ST_STOP
, ST_SUBROUTINE
, ST_TYPE
, ST_USE
, ST_WHERE_BLOCK
, ST_WHERE
, ST_WAIT
,
212 ST_WRITE
, ST_ASSIGNMENT
, ST_POINTER_ASSIGNMENT
, ST_SELECT_CASE
, ST_SEQUENCE
,
213 ST_SIMPLE_IF
, ST_STATEMENT_FUNCTION
, ST_DERIVED_DECL
, ST_LABEL_ASSIGNMENT
,
214 ST_ENUM
, ST_ENUMERATOR
, ST_END_ENUM
, ST_SELECT_TYPE
, ST_TYPE_IS
, ST_CLASS_IS
,
215 ST_OMP_ATOMIC
, ST_OMP_BARRIER
, ST_OMP_CRITICAL
, ST_OMP_END_ATOMIC
,
216 ST_OMP_END_CRITICAL
, ST_OMP_END_DO
, ST_OMP_END_MASTER
, ST_OMP_END_ORDERED
,
217 ST_OMP_END_PARALLEL
, ST_OMP_END_PARALLEL_DO
, ST_OMP_END_PARALLEL_SECTIONS
,
218 ST_OMP_END_PARALLEL_WORKSHARE
, ST_OMP_END_SECTIONS
, ST_OMP_END_SINGLE
,
219 ST_OMP_END_WORKSHARE
, ST_OMP_DO
, ST_OMP_FLUSH
, ST_OMP_MASTER
, ST_OMP_ORDERED
,
220 ST_OMP_PARALLEL
, ST_OMP_PARALLEL_DO
, ST_OMP_PARALLEL_SECTIONS
,
221 ST_OMP_PARALLEL_WORKSHARE
, ST_OMP_SECTIONS
, ST_OMP_SECTION
, ST_OMP_SINGLE
,
222 ST_OMP_THREADPRIVATE
, ST_OMP_WORKSHARE
, ST_OMP_TASK
, ST_OMP_END_TASK
,
223 ST_OMP_TASKWAIT
, ST_OMP_TASKYIELD
, ST_PROCEDURE
, ST_GENERIC
, ST_CRITICAL
,
224 ST_END_CRITICAL
, ST_GET_FCN_CHARACTERISTICS
, ST_LOCK
, ST_UNLOCK
, ST_NONE
228 /* Types of interfaces that we can have. Assignment interfaces are
229 considered to be intrinsic operators. */
232 INTERFACE_NAMELESS
= 1, INTERFACE_GENERIC
,
233 INTERFACE_INTRINSIC_OP
, INTERFACE_USER_OP
, INTERFACE_ABSTRACT
237 /* Symbol flavors: these are all mutually exclusive.
238 10 elements = 4 bits. */
239 typedef enum sym_flavor
241 FL_UNKNOWN
= 0, FL_PROGRAM
, FL_BLOCK_DATA
, FL_MODULE
, FL_VARIABLE
,
242 FL_PARAMETER
, FL_LABEL
, FL_PROCEDURE
, FL_DERIVED
, FL_NAMELIST
,
247 /* Procedure types. 7 elements = 3 bits. */
248 typedef enum procedure_type
249 { PROC_UNKNOWN
, PROC_MODULE
, PROC_INTERNAL
, PROC_DUMMY
,
250 PROC_INTRINSIC
, PROC_ST_FUNCTION
, PROC_EXTERNAL
255 typedef enum sym_intent
256 { INTENT_UNKNOWN
= 0, INTENT_IN
, INTENT_OUT
, INTENT_INOUT
261 typedef enum gfc_access
262 { ACCESS_UNKNOWN
= 0, ACCESS_PUBLIC
, ACCESS_PRIVATE
266 /* Flags to keep track of where an interface came from.
267 3 elements = 2 bits. */
269 { IFSRC_UNKNOWN
= 0, /* Interface unknown, only return type may be known. */
270 IFSRC_DECL
, /* FUNCTION or SUBROUTINE declaration. */
271 IFSRC_IFBODY
/* INTERFACE statement or PROCEDURE statement
272 with explicit interface. */
276 /* Whether a SAVE attribute was set explicitly or implicitly. */
277 typedef enum save_state
278 { SAVE_NONE
= 0, SAVE_EXPLICIT
, SAVE_IMPLICIT
282 /* Strings for all symbol attributes. We use these for dumping the
283 parse tree, in error messages, and also when reading and writing
284 modules. In symbol.c. */
285 extern const mstring flavors
[];
286 extern const mstring procedures
[];
287 extern const mstring intents
[];
288 extern const mstring access_types
[];
289 extern const mstring ifsrc_types
[];
290 extern const mstring save_status
[];
292 /* Enumeration of all the generic intrinsic functions. Used by the
293 backend for identification of a function. */
297 /* GFC_ISYM_NONE is used for intrinsics which will never be seen by
298 the backend (e.g. KIND). */
335 GFC_ISYM_COMMAND_ARGUMENT_COUNT
,
336 GFC_ISYM_COMPILER_OPTIONS
,
337 GFC_ISYM_COMPILER_VERSION
,
348 GFC_ISYM_DATE_AND_TIME
,
352 GFC_ISYM_DOT_PRODUCT
,
361 GFC_ISYM_ERFC_SCALED
,
363 GFC_ISYM_EXECUTE_COMMAND_LINE
,
367 GFC_ISYM_EXTENDS_TYPE_OF
,
384 GFC_ISYM_GET_COMMAND
,
385 GFC_ISYM_GET_COMMAND_ARGUMENT
,
388 GFC_ISYM_GET_ENVIRONMENT_VARIABLE
,
409 GFC_ISYM_IMAGE_INDEX
,
418 GFC_ISYM_IS_IOSTAT_END
,
419 GFC_ISYM_IS_IOSTAT_EOR
,
454 GFC_ISYM_MAXEXPONENT
,
462 GFC_ISYM_MINEXPONENT
,
487 GFC_ISYM_RANDOM_NUMBER
,
488 GFC_ISYM_RANDOM_SEED
,
497 GFC_ISYM_SAME_TYPE_AS
,
503 GFC_ISYM_SET_EXPONENT
,
523 GFC_ISYM_STORAGE_SIZE
,
529 GFC_ISYM_SYSTEM_CLOCK
,
553 typedef enum gfc_isym_id gfc_isym_id
;
558 GFC_INIT_REAL_OFF
= 0,
563 GFC_INIT_REAL_NEG_INF
569 GFC_INIT_LOGICAL_OFF
= 0,
570 GFC_INIT_LOGICAL_FALSE
,
571 GFC_INIT_LOGICAL_TRUE
577 GFC_INIT_CHARACTER_OFF
= 0,
578 GFC_INIT_CHARACTER_ON
580 init_local_character
;
584 GFC_INIT_INTEGER_OFF
= 0,
591 GFC_FCOARRAY_NONE
= 0,
606 /************************* Structures *****************************/
608 /* Used for keeping things in balanced binary trees. */
609 #define BBT_HEADER(self) int priority; struct self *left, *right
611 #define NAMED_INTCST(a,b,c,d) a,
612 #define NAMED_KINDARRAY(a,b,c,d) a,
613 #define NAMED_FUNCTION(a,b,c,d) a,
614 #define NAMED_DERIVED_TYPE(a,b,c,d) a,
617 ISOFORTRANENV_INVALID
= -1,
618 #include "iso-fortran-env.def"
619 ISOFORTRANENV_LAST
, ISOFORTRANENV_NUMBER
= ISOFORTRANENV_LAST
621 iso_fortran_env_symbol
;
623 #undef NAMED_KINDARRAY
624 #undef NAMED_FUNCTION
625 #undef NAMED_DERIVED_TYPE
627 #define NAMED_INTCST(a,b,c,d) a,
628 #define NAMED_REALCST(a,b,c,d) a,
629 #define NAMED_CMPXCST(a,b,c,d) a,
630 #define NAMED_LOGCST(a,b,c) a,
631 #define NAMED_CHARKNDCST(a,b,c) a,
632 #define NAMED_CHARCST(a,b,c) a,
633 #define DERIVED_TYPE(a,b,c) a,
634 #define PROCEDURE(a,b) a,
635 #define NAMED_FUNCTION(a,b,c,d) a,
638 ISOCBINDING_INVALID
= -1,
639 #include "iso-c-binding.def"
641 ISOCBINDING_NUMBER
= ISOCBINDING_LAST
643 iso_c_binding_symbol
;
648 #undef NAMED_CHARKNDCST
652 #undef NAMED_FUNCTION
656 INTMOD_NONE
= 0, INTMOD_ISO_FORTRAN_ENV
, INTMOD_ISO_C_BINDING
662 char name
[GFC_MAX_SYMBOL_LEN
+ 1];
663 int value
; /* Used for both integer and character values. */
668 /* Array of structs, where the structs represent the C interop kinds.
669 The list will be implemented based on a hash of the kind name since
670 these could be accessed multiple times.
671 Declared in trans-types.c as a global, since it's in that file
672 that the list is initialized. */
673 extern CInteropKind_t c_interop_kinds_table
[];
676 /* Structure and list of supported extension attributes. */
679 EXT_ATTR_DLLIMPORT
= 0,
684 EXT_ATTR_LAST
, EXT_ATTR_NUM
= EXT_ATTR_LAST
692 const char *middle_end_name
;
696 extern const ext_attr_t ext_attr_list
[];
698 /* Symbol attribute structure. */
701 /* Variable attributes. */
702 unsigned allocatable
:1, dimension
:1, codimension
:1, external
:1, intrinsic
:1,
703 optional
:1, pointer
:1, target
:1, value
:1, volatile_
:1, temporary
:1,
704 dummy
:1, result
:1, assign
:1, threadprivate
:1, not_always_present
:1,
705 implied_index
:1, subref_array_pointer
:1, proc_pointer
:1, asynchronous
:1,
708 /* For CLASS containers, the pointer attribute is sometimes set internally
709 even though it was not directly specified. In this case, keep the
710 "real" (original) value here. */
711 unsigned class_pointer
:1;
713 ENUM_BITFIELD (save_state
) save
:2;
715 unsigned data
:1, /* Symbol is named in a DATA statement. */
716 is_protected
:1, /* Symbol has been marked as protected. */
717 use_assoc
:1, /* Symbol has been use-associated. */
718 use_only
:1, /* Symbol has been use-associated, with ONLY. */
719 use_rename
:1, /* Symbol has been use-associated and renamed. */
720 imported
:1, /* Symbol has been associated by IMPORT. */
721 host_assoc
:1; /* Symbol has been host associated. */
723 unsigned in_namelist
:1, in_common
:1, in_equivalence
:1;
724 unsigned function
:1, subroutine
:1, procedure
:1;
725 unsigned generic
:1, generic_copy
:1;
726 unsigned implicit_type
:1; /* Type defined via implicit rules. */
727 unsigned untyped
:1; /* No implicit type could be found. */
729 unsigned is_bind_c
:1; /* say if is bound to C. */
730 unsigned extension
:8; /* extension level of a derived type. */
731 unsigned is_class
:1; /* is a CLASS container. */
732 unsigned class_ok
:1; /* is a CLASS object with correct attributes. */
733 unsigned vtab
:1; /* is a derived type vtab, pointed to by CLASS objects. */
734 unsigned vtype
:1; /* is a derived type of a vtab. */
736 /* These flags are both in the typespec and attribute. The attribute
737 list is what gets read from/written to a module file. The typespec
738 is created from a decl being processed. */
739 unsigned is_c_interop
:1; /* It's c interoperable. */
740 unsigned is_iso_c
:1; /* Symbol is from iso_c_binding. */
742 /* Function/subroutine attributes */
743 unsigned sequence
:1, elemental
:1, pure
:1, recursive
:1;
744 unsigned unmaskable
:1, masked
:1, contained
:1, mod_proc
:1, abstract
:1;
746 /* Set if a (public) symbol [e.g. generic name] exposes this symbol,
747 which is relevant for private module procedures. */
748 unsigned public_used
:1;
750 /* This is set if a contained procedure could be declared pure. This is
751 used for certain optimizations that require the result or arguments
752 cannot alias. Note that this is zero for PURE procedures. */
753 unsigned implicit_pure
:1;
755 /* This is set if the subroutine doesn't return. Currently, this
756 is only possible for intrinsic subroutines. */
759 /* Set if this procedure is an alternate entry point. These procedures
760 don't have any code associated, and the backend will turn them into
761 thunks to the master function. */
764 /* Set if this is the master function for a procedure with multiple
766 unsigned entry_master
:1;
768 /* Set if this is the master function for a function with multiple
769 entry points where characteristics of the entry points differ. */
770 unsigned mixed_entry_master
:1;
772 /* Set if a function must always be referenced by an explicit interface. */
773 unsigned always_explicit
:1;
775 /* Set if the symbol is generated and, hence, standard violations
776 shouldn't be flaged. */
777 unsigned artificial
:1;
779 /* Set if the symbol has been referenced in an expression. No further
780 modification of type or type parameters is permitted. */
781 unsigned referenced
:1;
783 /* Set if this is the symbol for the main program. */
784 unsigned is_main_program
:1;
786 /* Mutually exclusive multibit attributes. */
787 ENUM_BITFIELD (gfc_access
) access
:2;
788 ENUM_BITFIELD (sym_intent
) intent
:2;
789 ENUM_BITFIELD (sym_flavor
) flavor
:4;
790 ENUM_BITFIELD (ifsrc
) if_source
:2;
792 ENUM_BITFIELD (procedure_type
) proc
:3;
794 /* Special attributes for Cray pointers, pointees. */
795 unsigned cray_pointer
:1, cray_pointee
:1;
797 /* The symbol is a derived type with allocatable components, pointer
798 components or private components, procedure pointer components,
799 possibly nested. zero_comp is true if the derived type has no
800 component at all. defined_assign_comp is true if the derived
801 type or a (sub-)component has a typebound defined assignment.
802 unlimited_polymorphic flags the type of the container for these
804 unsigned alloc_comp
:1, pointer_comp
:1, proc_pointer_comp
:1,
805 private_comp
:1, zero_comp
:1, coarray_comp
:1, lock_comp
:1,
806 defined_assign_comp
:1, unlimited_polymorphic
:1;
808 /* This is a temporary selector for SELECT TYPE. */
809 unsigned select_type_temporary
:1;
811 /* Attributes set by compiler extensions (!GCC$ ATTRIBUTES). */
812 unsigned ext_attr
:EXT_ATTR_NUM
;
814 /* The namespace where the attribute has been set. */
815 struct gfc_namespace
*volatile_ns
, *asynchronous_ns
;
820 /* We need to store source lines as sequences of multibyte source
821 characters. We define here a type wide enough to hold any multibyte
822 source character, just like libcpp does. A 32-bit type is enough. */
824 #if HOST_BITS_PER_INT >= 32
825 typedef unsigned int gfc_char_t
;
826 #elif HOST_BITS_PER_LONG >= 32
827 typedef unsigned long gfc_char_t
;
828 #elif defined(HAVE_LONG_LONG) && (HOST_BITS_PER_LONGLONG >= 32)
829 typedef unsigned long long gfc_char_t
;
831 # error "Cannot find an integer type with at least 32 bits"
835 /* The following three structures are used to identify a location in
838 gfc_file is used to maintain a tree of the source files and how
839 they include each other
841 gfc_linebuf holds a single line of source code and information
842 which file it resides in
844 locus point to the sourceline and the character in the source
848 typedef struct gfc_file
850 struct gfc_file
*next
, *up
;
851 int inclusion_line
, line
;
855 typedef struct gfc_linebuf
857 source_location location
;
858 struct gfc_file
*file
;
859 struct gfc_linebuf
*next
;
867 #define gfc_linebuf_header_size (offsetof (gfc_linebuf, line))
869 #define gfc_linebuf_linenum(LBUF) (LOCATION_LINE ((LBUF)->location))
877 /* In order for the "gfc" format checking to work correctly, you must
878 have declared a typedef locus first. */
879 #if GCC_VERSION >= 4001
880 #define ATTRIBUTE_GCC_GFC(m, n) __attribute__ ((__format__ (__gcc_gfc__, m, n))) ATTRIBUTE_NONNULL(m)
882 #define ATTRIBUTE_GCC_GFC(m, n) ATTRIBUTE_NONNULL(m)
886 /* Suppress error messages or re-enable them. */
888 void gfc_push_suppress_errors (void);
889 void gfc_pop_suppress_errors (void);
892 /* Character length structures hold the expression that gives the
893 length of a character variable. We avoid putting these into
894 gfc_typespec because doing so prevents us from doing structure
895 copies and forces us to deallocate any typespecs we create, as well
896 as structures that contain typespecs. They also can have multiple
897 character typespecs pointing to them.
899 These structures form a singly linked list within the current
900 namespace and are deallocated with the namespace. It is possible to
901 end up with gfc_charlen structures that have nothing pointing to them. */
903 typedef struct gfc_charlen
905 struct gfc_expr
*length
;
906 struct gfc_charlen
*next
;
907 bool length_from_typespec
; /* Length from explicit array ctor typespec? */
909 tree passed_length
; /* Length argument explicitly passed. */
915 #define gfc_get_charlen() XCNEW (gfc_charlen)
917 /* Type specification structure. */
925 struct gfc_symbol
*derived
; /* For derived types only. */
926 gfc_charlen
*cl
; /* For character types only. */
927 int pad
; /* For hollerith types only. */
931 struct gfc_symbol
*interface
; /* For PROCEDURE declarations. */
939 /* Array specification. */
942 int rank
; /* A scalar has a rank of 0, an assumed-rank array has -1. */
944 array_type type
, cotype
;
945 struct gfc_expr
*lower
[GFC_MAX_DIMENSIONS
], *upper
[GFC_MAX_DIMENSIONS
];
947 /* These two fields are used with the Cray Pointer extension. */
948 bool cray_pointee
; /* True iff this spec belongs to a cray pointee. */
949 bool cp_was_assumed
; /* AS_ASSUMED_SIZE cp arrays are converted to
950 AS_EXPLICIT, but we want to remember that we
956 #define gfc_get_array_spec() XCNEW (gfc_array_spec)
959 /* Components of derived types. */
960 typedef struct gfc_component
965 symbol_attribute attr
;
969 /* Used to cache a FIELD_DECL matching this same component
970 but applied to a different backend containing type that was
971 generated by gfc_nonrestricted_type. */
972 tree norestrict_decl
;
974 struct gfc_expr
*initializer
;
975 struct gfc_component
*next
;
977 /* Needed for procedure pointer components. */
978 struct gfc_formal_arglist
*formal
;
979 struct gfc_namespace
*formal_ns
;
980 struct gfc_typebound_proc
*tb
;
984 #define gfc_get_component() XCNEW (gfc_component)
986 /* Formal argument lists are lists of symbols. */
987 typedef struct gfc_formal_arglist
989 /* Symbol representing the argument at this position in the arglist. */
990 struct gfc_symbol
*sym
;
991 /* Points to the next formal argument. */
992 struct gfc_formal_arglist
*next
;
996 #define gfc_get_formal_arglist() XCNEW (gfc_formal_arglist)
999 /* The gfc_actual_arglist structure is for actual arguments. */
1000 typedef struct gfc_actual_arglist
1003 /* Alternate return label when the expr member is null. */
1004 struct gfc_st_label
*label
;
1006 /* This is set to the type of an eventual omitted optional
1007 argument. This is used to determine if a hidden string length
1008 argument has to be added to a function call. */
1009 bt missing_arg_type
;
1011 struct gfc_expr
*expr
;
1012 struct gfc_actual_arglist
*next
;
1016 #define gfc_get_actual_arglist() XCNEW (gfc_actual_arglist)
1019 /* Because a symbol can belong to multiple namelists, they must be
1020 linked externally to the symbol itself. */
1021 typedef struct gfc_namelist
1023 struct gfc_symbol
*sym
;
1024 struct gfc_namelist
*next
;
1028 #define gfc_get_namelist() XCNEW (gfc_namelist)
1033 OMP_LIST_FIRSTPRIVATE
,
1034 OMP_LIST_LASTPRIVATE
,
1035 OMP_LIST_COPYPRIVATE
,
1039 OMP_LIST_REDUCTION_FIRST
= OMP_LIST_PLUS
,
1051 OMP_LIST_REDUCTION_LAST
= OMP_LIST_IEOR
,
1055 /* Because a symbol can belong to multiple namelists, they must be
1056 linked externally to the symbol itself. */
1058 enum gfc_omp_sched_kind
1068 enum gfc_omp_default_sharing
1070 OMP_DEFAULT_UNKNOWN
,
1072 OMP_DEFAULT_PRIVATE
,
1074 OMP_DEFAULT_FIRSTPRIVATE
1077 typedef struct gfc_omp_clauses
1079 struct gfc_expr
*if_expr
;
1080 struct gfc_expr
*final_expr
;
1081 struct gfc_expr
*num_threads
;
1082 gfc_namelist
*lists
[OMP_LIST_NUM
];
1083 enum gfc_omp_sched_kind sched_kind
;
1084 struct gfc_expr
*chunk_size
;
1085 enum gfc_omp_default_sharing default_sharing
;
1087 bool nowait
, ordered
, untied
, mergeable
;
1091 #define gfc_get_omp_clauses() XCNEW (gfc_omp_clauses)
1094 /* The gfc_st_label structure is a BBT attached to a namespace that
1095 records the usage of statement labels within that space. */
1097 typedef struct gfc_st_label
1099 BBT_HEADER(gfc_st_label
);
1103 gfc_sl_type defined
, referenced
;
1105 struct gfc_expr
*format
;
1114 /* gfc_interface()-- Interfaces are lists of symbols strung together. */
1115 typedef struct gfc_interface
1117 struct gfc_symbol
*sym
;
1119 struct gfc_interface
*next
;
1123 #define gfc_get_interface() XCNEW (gfc_interface)
1125 /* User operator nodes. These are like stripped down symbols. */
1131 struct gfc_namespace
*ns
;
1137 /* A list of specific bindings that are associated with a generic spec. */
1138 typedef struct gfc_tbp_generic
1140 /* The parser sets specific_st, upon resolution we look for the corresponding
1141 gfc_typebound_proc and set specific for further use. */
1142 struct gfc_symtree
* specific_st
;
1143 struct gfc_typebound_proc
* specific
;
1145 struct gfc_tbp_generic
* next
;
1150 #define gfc_get_tbp_generic() XCNEW (gfc_tbp_generic)
1153 /* Data needed for type-bound procedures. */
1154 typedef struct gfc_typebound_proc
1156 locus where
; /* Where the PROCEDURE/GENERIC definition was. */
1160 struct gfc_symtree
* specific
; /* The interface if DEFERRED. */
1161 gfc_tbp_generic
* generic
;
1166 const char* pass_arg
; /* Argument-name for PASS. NULL if not specified. */
1168 /* The overridden type-bound proc (or GENERIC with this name in the
1169 parent-type) or NULL if non. */
1170 struct gfc_typebound_proc
* overridden
;
1172 /* Once resolved, we use the position of pass_arg in the formal arglist of
1173 the binding-target procedure to identify it. The first argument has
1174 number 1 here, the second 2, and so on. */
1175 unsigned pass_arg_num
;
1177 unsigned nopass
:1; /* Whether we have NOPASS (PASS otherwise). */
1178 unsigned non_overridable
:1;
1179 unsigned deferred
:1;
1180 unsigned is_generic
:1;
1181 unsigned function
:1, subroutine
:1;
1182 unsigned error
:1; /* Ignore it, when an error occurred during resolution. */
1188 /* Symbol nodes. These are important things. They are what the
1189 standard refers to as "entities". The possibly multiple names that
1190 refer to the same entity are accomplished by a binary tree of
1191 symtree structures that is balanced by the red-black method-- more
1192 than one symtree node can point to any given symbol. */
1194 typedef struct gfc_symbol
1196 const char *name
; /* Primary name, before renaming */
1197 const char *module
; /* Module this symbol came from */
1201 symbol_attribute attr
;
1203 /* The formal member points to the formal argument list if the
1204 symbol is a function or subroutine name. If the symbol is a
1205 generic name, the generic member points to the list of
1208 gfc_interface
*generic
;
1209 gfc_access component_access
;
1211 gfc_formal_arglist
*formal
;
1212 struct gfc_namespace
*formal_ns
;
1213 struct gfc_namespace
*f2k_derived
;
1215 struct gfc_expr
*value
; /* Parameter/Initializer value */
1217 struct gfc_symbol
*result
; /* function result symbol */
1218 gfc_component
*components
; /* Derived type components */
1220 /* Defined only for Cray pointees; points to their pointer. */
1221 struct gfc_symbol
*cp_pointer
;
1223 int entry_id
; /* Used in resolve.c for entries. */
1225 /* CLASS hashed name for declared and dynamic types in the class. */
1228 struct gfc_symbol
*common_next
; /* Links for COMMON syms */
1230 /* This is in fact a gfc_common_head but it is only used for pointer
1231 comparisons to check if symbols are in the same common block. */
1232 struct gfc_common_head
* common_head
;
1234 /* Make sure setup code for dummy arguments is generated in the correct
1238 gfc_namelist
*namelist
, *namelist_tail
;
1240 /* Change management fields. Symbols that might be modified by the
1241 current statement have the mark member nonzero and are kept in a
1242 singly linked list through the tlink field. Of these symbols,
1243 symbols with old_symbol equal to NULL are symbols created within
1244 the current statement. Otherwise, old_symbol points to a copy of
1247 struct gfc_symbol
*old_symbol
, *tlink
;
1248 unsigned mark
:1, gfc_new
:1;
1249 /* Nonzero if all equivalences associated with this symbol have been
1251 unsigned equiv_built
:1;
1252 /* Set if this variable is used as an index name in a FORALL. */
1253 unsigned forall_index
:1;
1255 struct gfc_namespace
*ns
; /* namespace containing this symbol */
1259 /* Identity of the intrinsic module the symbol comes from, or
1260 INTMOD_NONE if it's not imported from a intrinsic module. */
1261 intmod_id from_intmod
;
1262 /* Identity of the symbol from intrinsic modules, from enums maintained
1263 separately by each intrinsic module. Used together with from_intmod,
1264 it uniquely identifies a symbol from an intrinsic module. */
1267 /* This may be repetitive, since the typespec now has a binding
1269 const char* binding_label
;
1270 /* Store a reference to the common_block, if this symbol is in one. */
1271 struct gfc_common_head
*common_block
;
1273 /* Link to corresponding association-list if this is an associate name. */
1274 struct gfc_association_list
*assoc
;
1278 /* This structure is used to keep track of symbols in common blocks. */
1279 typedef struct gfc_common_head
1282 char use_assoc
, saved
, threadprivate
;
1283 char name
[GFC_MAX_SYMBOL_LEN
+ 1];
1284 struct gfc_symbol
*head
;
1285 const char* binding_label
;
1291 #define gfc_get_common_head() XCNEW (gfc_common_head)
1294 /* A list of all the alternate entry points for a procedure. */
1296 typedef struct gfc_entry_list
1298 /* The symbol for this entry point. */
1300 /* The zero-based id of this entry point. */
1302 /* The LABEL_EXPR marking this entry point. */
1304 /* The next item in the list. */
1305 struct gfc_entry_list
*next
;
1309 #define gfc_get_entry_list() XCNEW (gfc_entry_list)
1311 /* Lists of rename info for the USE statement. */
1313 typedef struct gfc_use_rename
1315 char local_name
[GFC_MAX_SYMBOL_LEN
+ 1], use_name
[GFC_MAX_SYMBOL_LEN
+ 1];
1316 struct gfc_use_rename
*next
;
1318 gfc_intrinsic_op op
;
1323 #define gfc_get_use_rename() XCNEW (gfc_use_rename);
1325 /* A list of all USE statements in a namespace. */
1327 typedef struct gfc_use_list
1329 const char *module_name
;
1333 struct gfc_use_rename
*rename
;
1335 /* Next USE statement. */
1336 struct gfc_use_list
*next
;
1340 #define gfc_get_use_list() XCNEW (gfc_use_list)
1342 /* Within a namespace, symbols are pointed to by symtree nodes that
1343 are linked together in a balanced binary tree. There can be
1344 several symtrees pointing to the same symbol node via USE
1347 typedef struct gfc_symtree
1349 BBT_HEADER (gfc_symtree
);
1354 gfc_symbol
*sym
; /* Symbol associated with this node */
1356 gfc_common_head
*common
;
1357 gfc_typebound_proc
*tb
;
1363 /* A linked list of derived types in the namespace. */
1364 typedef struct gfc_dt_list
1366 struct gfc_symbol
*derived
;
1367 struct gfc_dt_list
*next
;
1371 #define gfc_get_dt_list() XCNEW (gfc_dt_list)
1373 /* A list of all derived types. */
1374 extern gfc_dt_list
*gfc_derived_types
;
1376 /* A namespace describes the contents of procedure, module, interface block
1377 or BLOCK construct. */
1378 /* ??? Anything else use these? */
1380 typedef struct gfc_namespace
1382 /* Tree containing all the symbols in this namespace. */
1383 gfc_symtree
*sym_root
;
1384 /* Tree containing all the user-defined operators in the namespace. */
1385 gfc_symtree
*uop_root
;
1386 /* Tree containing all the common blocks. */
1387 gfc_symtree
*common_root
;
1389 /* Tree containing type-bound procedures. */
1390 gfc_symtree
*tb_sym_root
;
1391 /* Type-bound user operators. */
1392 gfc_symtree
*tb_uop_root
;
1393 /* For derived-types, store type-bound intrinsic operators here. */
1394 gfc_typebound_proc
*tb_op
[GFC_INTRINSIC_OPS
];
1395 /* Linked list of finalizer procedures. */
1396 struct gfc_finalizer
*finalizers
;
1398 /* If set_flag[letter] is set, an implicit type has been set for letter. */
1399 int set_flag
[GFC_LETTERS
];
1400 /* Keeps track of the implicit types associated with the letters. */
1401 gfc_typespec default_type
[GFC_LETTERS
];
1402 /* Store the positions of IMPLICIT statements. */
1403 locus implicit_loc
[GFC_LETTERS
];
1405 /* If this is a namespace of a procedure, this points to the procedure. */
1406 struct gfc_symbol
*proc_name
;
1407 /* If this is the namespace of a unit which contains executable
1408 code, this points to it. */
1409 struct gfc_code
*code
;
1411 /* Points to the equivalences set up in this namespace. */
1412 struct gfc_equiv
*equiv
, *old_equiv
;
1414 /* Points to the equivalence groups produced by trans_common. */
1415 struct gfc_equiv_list
*equiv_lists
;
1417 gfc_interface
*op
[GFC_INTRINSIC_OPS
];
1419 /* Points to the parent namespace, i.e. the namespace of a module or
1420 procedure in which the procedure belonging to this namespace is
1421 contained. The parent namespace points to this namespace either
1422 directly via CONTAINED, or indirectly via the chain built by
1424 struct gfc_namespace
*parent
;
1425 /* CONTAINED points to the first contained namespace. Sibling
1426 namespaces are chained via SIBLING. */
1427 struct gfc_namespace
*contained
, *sibling
;
1429 gfc_common_head blank_common
;
1430 gfc_access default_access
, operator_access
[GFC_INTRINSIC_OPS
];
1432 gfc_st_label
*st_labels
;
1433 /* This list holds information about all the data initializers in
1435 struct gfc_data
*data
;
1437 gfc_charlen
*cl_list
, *old_cl_list
;
1439 gfc_dt_list
*derived_types
;
1441 int save_all
, seen_save
, seen_implicit_none
;
1443 /* Normally we don't need to refcount namespaces. However when we read
1444 a module containing a function with multiple entry points, this
1445 will appear as several functions with the same formal namespace. */
1448 /* A list of all alternate entry points to this procedure (or NULL). */
1449 gfc_entry_list
*entries
;
1451 /* A list of USE statements in this namespace. */
1452 gfc_use_list
*use_stmts
;
1454 /* Set to 1 if namespace is a BLOCK DATA program unit. */
1455 unsigned is_block_data
:1;
1457 /* Set to 1 if namespace is an interface body with "IMPORT" used. */
1458 unsigned has_import_set
:1;
1460 /* Set to 1 if resolved has been called for this namespace.
1461 Holds -1 during resolution. */
1464 /* Set to 1 if code has been generated for this namespace. */
1465 unsigned translated
:1;
1467 /* Set to 1 if symbols in this namespace should be 'construct entities',
1468 i.e. for BLOCK local variables. */
1469 unsigned construct_entities
:1;
1473 extern gfc_namespace
*gfc_current_ns
;
1474 extern gfc_namespace
*gfc_global_ns_list
;
1476 /* Global symbols are symbols of global scope. Currently we only use
1477 this to detect collisions already when parsing.
1478 TODO: Extend to verify procedure calls. */
1480 enum gfc_symbol_type
1482 GSYM_UNKNOWN
=1, GSYM_PROGRAM
, GSYM_FUNCTION
, GSYM_SUBROUTINE
,
1483 GSYM_MODULE
, GSYM_COMMON
, GSYM_BLOCK_DATA
1486 typedef struct gfc_gsymbol
1488 BBT_HEADER(gfc_gsymbol
);
1491 const char *sym_name
;
1492 const char *mod_name
;
1493 const char *binding_label
;
1494 enum gfc_symbol_type type
;
1502 extern gfc_gsymbol
*gfc_gsym_root
;
1504 /* Information on interfaces being built. */
1507 interface_type type
;
1511 gfc_intrinsic_op op
;
1515 extern gfc_interface_info current_interface
;
1518 /* Array reference. */
1520 enum gfc_array_ref_dimen_type
1522 DIMEN_ELEMENT
= 1, DIMEN_RANGE
, DIMEN_VECTOR
, DIMEN_STAR
, DIMEN_THIS_IMAGE
, DIMEN_UNKNOWN
1525 typedef struct gfc_array_ref
1528 int dimen
; /* # of components in the reference */
1530 bool in_allocate
; /* For coarray checks. */
1534 locus c_where
[GFC_MAX_DIMENSIONS
]; /* All expressions can be NULL */
1535 struct gfc_expr
*start
[GFC_MAX_DIMENSIONS
], *end
[GFC_MAX_DIMENSIONS
],
1536 *stride
[GFC_MAX_DIMENSIONS
];
1538 enum gfc_array_ref_dimen_type dimen_type
[GFC_MAX_DIMENSIONS
];
1542 #define gfc_get_array_ref() XCNEW (gfc_array_ref)
1545 /* Component reference nodes. A variable is stored as an expression
1546 node that points to the base symbol. After that, a singly linked
1547 list of component reference nodes gives the variable's complete
1548 resolution. The array_ref component may be present and comes
1549 before the component component. */
1552 { REF_ARRAY
, REF_COMPONENT
, REF_SUBSTRING
}
1555 typedef struct gfc_ref
1561 struct gfc_array_ref ar
;
1565 gfc_component
*component
;
1572 struct gfc_expr
*start
, *end
; /* Substring */
1573 gfc_charlen
*length
;
1580 struct gfc_ref
*next
;
1584 #define gfc_get_ref() XCNEW (gfc_ref)
1587 /* Structures representing intrinsic symbols and their arguments lists. */
1588 typedef struct gfc_intrinsic_arg
1590 char name
[GFC_MAX_SYMBOL_LEN
+ 1];
1593 unsigned optional
:1, value
:1;
1594 ENUM_BITFIELD (sym_intent
) intent
:2;
1595 gfc_actual_arglist
*actual
;
1597 struct gfc_intrinsic_arg
*next
;
1603 /* Specifies the various kinds of check functions used to verify the
1604 argument lists of intrinsic functions. fX with X an integer refer
1605 to check functions of intrinsics with X arguments. f1m is used for
1606 the MAX and MIN intrinsics which can have an arbitrary number of
1607 arguments, f3ml is used for the MINLOC and MAXLOC intrinsics as
1608 these have special semantics. */
1612 gfc_try (*f0
)(void);
1613 gfc_try (*f1
)(struct gfc_expr
*);
1614 gfc_try (*f1m
)(gfc_actual_arglist
*);
1615 gfc_try (*f2
)(struct gfc_expr
*, struct gfc_expr
*);
1616 gfc_try (*f3
)(struct gfc_expr
*, struct gfc_expr
*, struct gfc_expr
*);
1617 gfc_try (*f3ml
)(gfc_actual_arglist
*);
1618 gfc_try (*f3red
)(gfc_actual_arglist
*);
1619 gfc_try (*f4
)(struct gfc_expr
*, struct gfc_expr
*, struct gfc_expr
*,
1621 gfc_try (*f5
)(struct gfc_expr
*, struct gfc_expr
*, struct gfc_expr
*,
1622 struct gfc_expr
*, struct gfc_expr
*);
1626 /* Like gfc_check_f, these specify the type of the simplification
1627 function associated with an intrinsic. The fX are just like in
1628 gfc_check_f. cc is used for type conversion functions. */
1632 struct gfc_expr
*(*f0
)(void);
1633 struct gfc_expr
*(*f1
)(struct gfc_expr
*);
1634 struct gfc_expr
*(*f2
)(struct gfc_expr
*, struct gfc_expr
*);
1635 struct gfc_expr
*(*f3
)(struct gfc_expr
*, struct gfc_expr
*,
1637 struct gfc_expr
*(*f4
)(struct gfc_expr
*, struct gfc_expr
*,
1638 struct gfc_expr
*, struct gfc_expr
*);
1639 struct gfc_expr
*(*f5
)(struct gfc_expr
*, struct gfc_expr
*,
1640 struct gfc_expr
*, struct gfc_expr
*,
1642 struct gfc_expr
*(*cc
)(struct gfc_expr
*, bt
, int);
1646 /* Again like gfc_check_f, these specify the type of the resolution
1647 function associated with an intrinsic. The fX are just like in
1648 gfc_check_f. f1m is used for MIN and MAX, s1 is used for abort(). */
1652 void (*f0
)(struct gfc_expr
*);
1653 void (*f1
)(struct gfc_expr
*, struct gfc_expr
*);
1654 void (*f1m
)(struct gfc_expr
*, struct gfc_actual_arglist
*);
1655 void (*f2
)(struct gfc_expr
*, struct gfc_expr
*, struct gfc_expr
*);
1656 void (*f3
)(struct gfc_expr
*, struct gfc_expr
*, struct gfc_expr
*,
1658 void (*f4
)(struct gfc_expr
*, struct gfc_expr
*, struct gfc_expr
*,
1659 struct gfc_expr
*, struct gfc_expr
*);
1660 void (*f5
)(struct gfc_expr
*, struct gfc_expr
*, struct gfc_expr
*,
1661 struct gfc_expr
*, struct gfc_expr
*, struct gfc_expr
*);
1662 void (*s1
)(struct gfc_code
*);
1667 typedef struct gfc_intrinsic_sym
1669 const char *name
, *lib_name
;
1670 gfc_intrinsic_arg
*formal
;
1672 unsigned elemental
:1, inquiry
:1, transformational
:1, pure
:1,
1673 generic
:1, specific
:1, actual_ok
:1, noreturn
:1, conversion
:1,
1678 gfc_simplify_f simplify
;
1680 gfc_resolve_f resolve
;
1681 struct gfc_intrinsic_sym
*specific_head
, *next
;
1688 /* Expression nodes. The expression node types deserve explanations,
1689 since the last couple can be easily misconstrued:
1691 EXPR_OP Operator node pointing to one or two other nodes
1692 EXPR_FUNCTION Function call, symbol points to function's name
1693 EXPR_CONSTANT A scalar constant: Logical, String, Real, Int or Complex
1694 EXPR_VARIABLE An Lvalue with a root symbol and possible reference list
1695 which expresses structure, array and substring refs.
1696 EXPR_NULL The NULL pointer value (which also has a basic type).
1697 EXPR_SUBSTRING A substring of a constant string
1698 EXPR_STRUCTURE A structure constructor
1699 EXPR_ARRAY An array constructor.
1700 EXPR_COMPCALL Function (or subroutine) call of a procedure pointer
1701 component or type-bound procedure. */
1705 #define GFC_RND_MODE GMP_RNDN
1706 #define GFC_MPC_RND_MODE MPC_RNDNN
1708 typedef splay_tree gfc_constructor_base
;
1710 typedef struct gfc_expr
1714 gfc_typespec ts
; /* These two refer to the overall expression */
1716 int rank
; /* 0 indicates a scalar, -1 an assumed-rank array. */
1717 mpz_t
*shape
; /* Can be NULL if shape is unknown at compile time */
1719 /* Nonnull for functions and structure constructors, may also used to hold the
1720 base-object for component calls. */
1721 gfc_symtree
*symtree
;
1727 /* Used to store the base expression in component calls, when the expression
1728 is not a variable. */
1729 struct gfc_expr
*base_expr
;
1731 /* is_boz is true if the integer is regarded as BOZ bit pattern and is_snan
1732 denotes a signalling not-a-number. */
1733 unsigned int is_boz
: 1, is_snan
: 1;
1735 /* Sometimes, when an error has been emitted, it is necessary to prevent
1736 it from recurring. */
1737 unsigned int error
: 1;
1739 /* Mark an expression where a user operator has been substituted by
1740 a function call in interface.c(gfc_extend_expr). */
1741 unsigned int user_operator
: 1;
1743 /* Mark an expression as being a MOLD argument of ALLOCATE. */
1744 unsigned int mold
: 1;
1746 /* If an expression comes from a Hollerith constant or compile-time
1747 evaluation of a transfer statement, it may have a prescribed target-
1748 memory representation, and these cannot always be backformed from
1771 gfc_intrinsic_op op
;
1773 struct gfc_expr
*op1
, *op2
;
1779 gfc_actual_arglist
*actual
;
1780 const char *name
; /* Points to the ultimate name of the function */
1781 gfc_intrinsic_sym
*isym
;
1788 gfc_actual_arglist
* actual
;
1790 /* Base-object, whose component was called. NULL means that it should
1791 be taken from symtree/ref. */
1792 struct gfc_expr
* base_object
;
1793 gfc_typebound_proc
* tbp
; /* Should overlap with esym. */
1795 /* For type-bound operators, we want to call PASS procedures but already
1796 have the full arglist; mark this, so that it is not extended by the
1798 unsigned ignore_pass
:1;
1800 /* Do assign-calls rather than calls, that is appropriate dependency
1813 gfc_constructor_base constructor
;
1821 #define gfc_get_shape(rank) (XCNEWVEC (mpz_t, (rank)))
1823 /* Structures for information associated with different kinds of
1824 numbers. The first set of integer parameters define all there is
1825 to know about a particular kind. The rest of the elements are
1826 computed from the first elements. */
1830 /* Values really representable by the target. */
1831 mpz_t huge
, pedantic_min_int
, min_int
;
1833 int kind
, radix
, digits
, bit_size
, range
;
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_char
: 1;
1838 unsigned int c_short
: 1;
1839 unsigned int c_int
: 1;
1840 unsigned int c_long
: 1;
1841 unsigned int c_long_long
: 1;
1845 extern gfc_integer_info gfc_integer_kinds
[];
1852 /* True if the C++ type bool, C99 type _Bool, maps to this precision. */
1853 unsigned int c_bool
: 1;
1857 extern gfc_logical_info gfc_logical_kinds
[];
1862 mpfr_t epsilon
, huge
, tiny
, subnormal
;
1863 int kind
, radix
, digits
, min_exponent
, max_exponent
;
1864 int range
, precision
;
1866 /* The precision of the type as reported by GET_MODE_PRECISION. */
1869 /* True if the C type of the given name maps to this precision.
1870 Note that more than one bit can be set. */
1871 unsigned int c_float
: 1;
1872 unsigned int c_double
: 1;
1873 unsigned int c_long_double
: 1;
1874 unsigned int c_float128
: 1;
1878 extern gfc_real_info gfc_real_kinds
[];
1887 extern gfc_character_info gfc_character_kinds
[];
1890 /* Equivalence structures. Equivalent lvalues are linked along the
1891 *eq pointer, equivalence sets are strung along the *next node. */
1892 typedef struct gfc_equiv
1894 struct gfc_equiv
*next
, *eq
;
1901 #define gfc_get_equiv() XCNEW (gfc_equiv)
1903 /* Holds a single equivalence member after processing. */
1904 typedef struct gfc_equiv_info
1907 HOST_WIDE_INT offset
;
1908 HOST_WIDE_INT length
;
1909 struct gfc_equiv_info
*next
;
1912 /* Holds equivalence groups, after they have been processed. */
1913 typedef struct gfc_equiv_list
1915 gfc_equiv_info
*equiv
;
1916 struct gfc_equiv_list
*next
;
1919 /* gfc_case stores the selector list of a case statement. The *low
1920 and *high pointers can point to the same expression in the case of
1921 a single value. If *high is NULL, the selection is from *low
1922 upwards, if *low is NULL the selection is *high downwards.
1924 This structure has separate fields to allow single and double linked
1925 lists of CASEs at the same time. The singe linked list along the NEXT
1926 field is a list of cases for a single CASE label. The double linked
1927 list along the LEFT/RIGHT fields is used to detect overlap and to
1928 build a table of the cases for SELECT constructs with a CHARACTER
1931 typedef struct gfc_case
1933 /* Where we saw this case. */
1937 /* Case range values. If (low == high), it's a single value. If one of
1938 the labels is NULL, it's an unbounded case. If both are NULL, this
1939 represents the default case. */
1940 gfc_expr
*low
, *high
;
1942 /* Only used for SELECT TYPE. */
1945 /* Next case label in the list of cases for a single CASE label. */
1946 struct gfc_case
*next
;
1948 /* Used for detecting overlap, and for code generation. */
1949 struct gfc_case
*left
, *right
;
1951 /* True if this case label can never be matched. */
1956 #define gfc_get_case() XCNEW (gfc_case)
1961 gfc_expr
*var
, *start
, *end
, *step
;
1965 #define gfc_get_iterator() XCNEW (gfc_iterator)
1968 /* Allocation structure for ALLOCATE, DEALLOCATE and NULLIFY statements. */
1970 typedef struct gfc_alloc
1973 struct gfc_alloc
*next
;
1977 #define gfc_get_alloc() XCNEW (gfc_alloc)
1982 gfc_expr
*unit
, *file
, *status
, *access
, *form
, *recl
,
1983 *blank
, *position
, *action
, *delim
, *pad
, *iostat
, *iomsg
, *convert
,
1984 *decimal
, *encoding
, *round
, *sign
, *asynchronous
, *id
, *newunit
;
1992 gfc_expr
*unit
, *status
, *iostat
, *iomsg
;
2000 gfc_expr
*unit
, *iostat
, *iomsg
;
2008 gfc_expr
*unit
, *file
, *iostat
, *exist
, *opened
, *number
, *named
,
2009 *name
, *access
, *sequential
, *direct
, *form
, *formatted
,
2010 *unformatted
, *recl
, *nextrec
, *blank
, *position
, *action
, *read
,
2011 *write
, *readwrite
, *delim
, *pad
, *iolength
, *iomsg
, *convert
, *strm_pos
,
2012 *asynchronous
, *decimal
, *encoding
, *pending
, *round
, *sign
, *size
, *id
,
2023 gfc_expr
*unit
, *iostat
, *iomsg
, *id
;
2024 gfc_st_label
*err
, *end
, *eor
;
2031 gfc_expr
*io_unit
, *format_expr
, *rec
, *advance
, *iostat
, *size
, *iomsg
,
2032 *id
, *pos
, *asynchronous
, *blank
, *decimal
, *delim
, *pad
, *round
,
2033 *sign
, *extra_comma
, *dt_io_kind
;
2035 gfc_symbol
*namelist
;
2036 /* A format_label of `format_asterisk' indicates the "*" format */
2037 gfc_st_label
*format_label
;
2038 gfc_st_label
*err
, *end
, *eor
;
2040 locus eor_where
, end_where
, err_where
;
2045 typedef struct gfc_forall_iterator
2047 gfc_expr
*var
, *start
, *end
, *stride
;
2048 struct gfc_forall_iterator
*next
;
2050 gfc_forall_iterator
;
2053 /* Linked list to store associations in an ASSOCIATE statement. */
2055 typedef struct gfc_association_list
2057 struct gfc_association_list
*next
;
2059 /* Whether this is association to a variable that can be changed; otherwise,
2060 it's association to an expression and the name may not be used as
2062 unsigned variable
:1;
2064 /* True if this struct is currently only linked to from a gfc_symbol rather
2065 than as part of a real list in gfc_code->ext.block.assoc. This may
2066 happen for SELECT TYPE temporaries and must be considered
2067 for memory handling. */
2068 unsigned dangling
:1;
2070 char name
[GFC_MAX_SYMBOL_LEN
+ 1];
2071 gfc_symtree
*st
; /* Symtree corresponding to name. */
2076 gfc_association_list
;
2077 #define gfc_get_association_list() XCNEW (gfc_association_list)
2080 /* Executable statements that fill gfc_code structures. */
2083 EXEC_NOP
= 1, EXEC_END_NESTED_BLOCK
, EXEC_END_BLOCK
, EXEC_ASSIGN
,
2084 EXEC_LABEL_ASSIGN
, EXEC_POINTER_ASSIGN
, EXEC_CRITICAL
, EXEC_ERROR_STOP
,
2085 EXEC_GOTO
, EXEC_CALL
, EXEC_COMPCALL
, EXEC_ASSIGN_CALL
, EXEC_RETURN
,
2086 EXEC_ENTRY
, EXEC_PAUSE
, EXEC_STOP
, EXEC_CONTINUE
, EXEC_INIT_ASSIGN
,
2087 EXEC_IF
, EXEC_ARITHMETIC_IF
, EXEC_DO
, EXEC_DO_CONCURRENT
, EXEC_DO_WHILE
,
2088 EXEC_SELECT
, EXEC_BLOCK
, EXEC_FORALL
, EXEC_WHERE
, EXEC_CYCLE
, EXEC_EXIT
,
2089 EXEC_CALL_PPC
, EXEC_ALLOCATE
, EXEC_DEALLOCATE
, EXEC_END_PROCEDURE
,
2090 EXEC_SELECT_TYPE
, EXEC_SYNC_ALL
, EXEC_SYNC_MEMORY
, EXEC_SYNC_IMAGES
,
2091 EXEC_OPEN
, EXEC_CLOSE
, EXEC_WAIT
,
2092 EXEC_READ
, EXEC_WRITE
, EXEC_IOLENGTH
, EXEC_TRANSFER
, EXEC_DT_END
,
2093 EXEC_BACKSPACE
, EXEC_ENDFILE
, EXEC_INQUIRE
, EXEC_REWIND
, EXEC_FLUSH
,
2094 EXEC_LOCK
, EXEC_UNLOCK
,
2095 EXEC_OMP_CRITICAL
, EXEC_OMP_DO
, EXEC_OMP_FLUSH
, EXEC_OMP_MASTER
,
2096 EXEC_OMP_ORDERED
, EXEC_OMP_PARALLEL
, EXEC_OMP_PARALLEL_DO
,
2097 EXEC_OMP_PARALLEL_SECTIONS
, EXEC_OMP_PARALLEL_WORKSHARE
,
2098 EXEC_OMP_SECTIONS
, EXEC_OMP_SINGLE
, EXEC_OMP_WORKSHARE
,
2099 EXEC_OMP_ATOMIC
, EXEC_OMP_BARRIER
, EXEC_OMP_END_NOWAIT
,
2100 EXEC_OMP_END_SINGLE
, EXEC_OMP_TASK
, EXEC_OMP_TASKWAIT
,
2107 GFC_OMP_ATOMIC_UPDATE
,
2108 GFC_OMP_ATOMIC_READ
,
2109 GFC_OMP_ATOMIC_WRITE
,
2110 GFC_OMP_ATOMIC_CAPTURE
2114 typedef struct gfc_code
2118 struct gfc_code
*block
, *next
;
2121 gfc_st_label
*here
, *label1
, *label2
, *label3
;
2122 gfc_symtree
*symtree
;
2123 gfc_expr
*expr1
, *expr2
, *expr3
, *expr4
;
2124 /* A name isn't sufficient to identify a subroutine, we need the actual
2125 symbol for the interface definition.
2126 const char *sub_name; */
2127 gfc_symbol
*resolved_sym
;
2128 gfc_intrinsic_sym
*resolved_isym
;
2132 gfc_actual_arglist
*actual
;
2133 gfc_iterator
*iterator
;
2145 gfc_association_list
*assoc
;
2146 gfc_case
*case_list
;
2152 gfc_filepos
*filepos
;
2153 gfc_inquire
*inquire
;
2156 gfc_forall_iterator
*forall_iterator
;
2157 struct gfc_code
*which_construct
;
2159 gfc_entry_list
*entry
;
2160 gfc_omp_clauses
*omp_clauses
;
2161 const char *omp_name
;
2162 gfc_namelist
*omp_namelist
;
2164 gfc_omp_atomic_op omp_atomic
;
2166 ext
; /* Points to additional structures required by statement */
2168 /* Cycle and break labels in constructs. */
2175 /* Storage for DATA statements. */
2176 typedef struct gfc_data_variable
2180 struct gfc_data_variable
*list
, *next
;
2185 typedef struct gfc_data_value
2189 struct gfc_data_value
*next
;
2194 typedef struct gfc_data
2196 gfc_data_variable
*var
;
2197 gfc_data_value
*value
;
2200 struct gfc_data
*next
;
2205 /* Structure for holding compile options */
2209 gfc_source_form source_form
;
2210 /* Maximum line lengths in fixed- and free-form source, respectively.
2211 When fixed_line_length or free_line_length are 0, the whole line is used,
2212 regardless of length.
2214 If the user requests a fixed_line_length <7 then gfc_init_options()
2215 emits a fatal error. */
2216 int fixed_line_length
;
2217 int free_line_length
;
2218 /* Maximum number of continuation lines in fixed- and free-form source,
2220 int max_continue_fixed
;
2221 int max_continue_free
;
2222 int max_identifier_length
;
2223 int dump_fortran_original
;
2224 int dump_fortran_optimized
;
2228 int gfc_warn_conversion
;
2229 int warn_c_binding_type
;
2230 int warn_conversion_extra
;
2231 int warn_function_elimination
;
2232 int warn_implicit_interface
;
2233 int warn_implicit_procedure
;
2234 int warn_line_truncation
;
2235 int warn_surprising
;
2238 int warn_intrinsic_shadow
;
2239 int warn_intrinsics_std
;
2240 int warn_character_truncation
;
2241 int warn_array_temp
;
2242 int warn_align_commons
;
2243 int warn_real_q_constant
;
2244 int warn_unused_dummy_argument
;
2245 int warn_realloc_lhs
;
2246 int warn_realloc_lhs_all
;
2247 int warn_compare_reals
;
2248 int warn_target_lifetime
;
2251 int flag_all_intrinsics
;
2252 int flag_default_double
;
2253 int flag_default_integer
;
2254 int flag_default_real
;
2255 int flag_integer4_kind
;
2256 int flag_real4_kind
;
2257 int flag_real8_kind
;
2259 int flag_underscoring
;
2260 int flag_second_underscore
;
2261 int flag_implicit_none
;
2262 int flag_max_stack_var_size
;
2263 int flag_max_array_constructor
;
2264 int flag_range_check
;
2265 int flag_pack_derived
;
2266 int flag_repack_arrays
;
2267 int flag_preprocessed
;
2272 int flag_allow_leading_underscore
;
2273 int flag_external_blas
;
2274 int blas_matmul_limit
;
2275 int flag_cray_pointer
;
2277 int gfc_flag_openmp
;
2279 int flag_stack_arrays
;
2280 int flag_module_private
;
2282 int flag_init_local_zero
;
2283 int flag_init_integer
;
2284 int flag_init_integer_value
;
2286 int flag_init_logical
;
2287 int flag_init_character
;
2288 char flag_init_character_value
;
2289 int flag_align_commons
;
2290 int flag_whole_file
;
2291 int flag_protect_parens
;
2292 int flag_realloc_lhs
;
2293 int flag_aggressive_function_elimination
;
2294 int flag_frontend_optimize
;
2298 gfc_fcoarray coarray
;
2304 int max_subrecord_length
;
2308 extern gfc_option_t gfc_option
;
2310 /* Constructor nodes for array and structure constructors. */
2311 typedef struct gfc_constructor
2313 gfc_constructor_base base
;
2314 mpz_t offset
; /* Offset within a constructor, used as
2318 gfc_iterator
*iterator
;
2323 gfc_component
*component
; /* Record the component being initialized. */
2326 mpz_t repeat
; /* Record the repeat number of initial values in data
2327 statement like "data a/5*10/". */
2332 typedef struct iterator_stack
2334 gfc_symtree
*variable
;
2336 struct iterator_stack
*prev
;
2339 extern iterator_stack
*iter_stack
;
2342 /* Used for (possibly nested) SELECT TYPE statements. */
2343 typedef struct gfc_select_type_stack
2345 gfc_symbol
*selector
; /* Current selector variable. */
2346 gfc_symtree
*tmp
; /* Current temporary variable. */
2347 struct gfc_select_type_stack
*prev
; /* Previous element on stack. */
2349 gfc_select_type_stack
;
2350 extern gfc_select_type_stack
*select_type_stack
;
2351 #define gfc_get_select_type_stack() XCNEW (gfc_select_type_stack)
2354 /* Node in the linked list used for storing finalizer procedures. */
2356 typedef struct gfc_finalizer
2358 struct gfc_finalizer
* next
;
2359 locus where
; /* Where the FINAL declaration occurred. */
2361 /* Up to resolution, we want the gfc_symbol, there we lookup the corresponding
2362 symtree and later need only that. This way, we can access and call the
2363 finalizers from every context as they should be "always accessible". I
2364 don't make this a union because we need the information whether proc_sym is
2365 still referenced or not for dereferencing it on deleting a gfc_finalizer
2367 gfc_symbol
* proc_sym
;
2368 gfc_symtree
* proc_tree
;
2371 #define gfc_get_finalizer() XCNEW (gfc_finalizer)
2374 /************************ Function prototypes *************************/
2377 bool gfc_in_match_data (void);
2378 match
gfc_match_char_spec (gfc_typespec
*);
2381 void gfc_scanner_done_1 (void);
2382 void gfc_scanner_init_1 (void);
2384 void gfc_add_include_path (const char *, bool, bool);
2385 void gfc_add_intrinsic_modules_path (const char *);
2386 void gfc_release_include_path (void);
2387 FILE *gfc_open_included_file (const char *, bool, bool);
2388 FILE *gfc_open_intrinsic_module (const char *);
2390 int gfc_at_end (void);
2391 int gfc_at_eof (void);
2392 int gfc_at_bol (void);
2393 int gfc_at_eol (void);
2394 void gfc_advance_line (void);
2395 int gfc_check_include (void);
2396 int gfc_define_undef_line (void);
2398 int gfc_wide_is_printable (gfc_char_t
);
2399 int gfc_wide_is_digit (gfc_char_t
);
2400 int gfc_wide_fits_in_byte (gfc_char_t
);
2401 gfc_char_t
gfc_wide_tolower (gfc_char_t
);
2402 gfc_char_t
gfc_wide_toupper (gfc_char_t
);
2403 size_t gfc_wide_strlen (const gfc_char_t
*);
2404 int gfc_wide_strncasecmp (const gfc_char_t
*, const char *, size_t);
2405 gfc_char_t
*gfc_wide_memset (gfc_char_t
*, gfc_char_t
, size_t);
2406 char *gfc_widechar_to_char (const gfc_char_t
*, int);
2407 gfc_char_t
*gfc_char_to_widechar (const char *);
2409 #define gfc_get_wide_string(n) XCNEWVEC (gfc_char_t, n)
2411 void gfc_skip_comments (void);
2412 gfc_char_t
gfc_next_char_literal (gfc_instring
);
2413 gfc_char_t
gfc_next_char (void);
2414 char gfc_next_ascii_char (void);
2415 gfc_char_t
gfc_peek_char (void);
2416 char gfc_peek_ascii_char (void);
2417 void gfc_error_recovery (void);
2418 void gfc_gobble_whitespace (void);
2419 gfc_try
gfc_new_file (void);
2420 const char * gfc_read_orig_filename (const char *, const char **);
2422 extern gfc_source_form gfc_current_form
;
2423 extern const char *gfc_source_file
;
2424 extern locus gfc_current_locus
;
2426 void gfc_start_source_files (void);
2427 void gfc_end_source_files (void);
2430 int gfc_terminal_width (void);
2431 void gfc_clear_ts (gfc_typespec
*);
2432 FILE *gfc_open_file (const char *);
2433 const char *gfc_basic_typename (bt
);
2434 const char *gfc_typename (gfc_typespec
*);
2435 const char *gfc_op2string (gfc_intrinsic_op
);
2436 const char *gfc_code2string (const mstring
*, int);
2437 int gfc_string2code (const mstring
*, const char *);
2438 const char *gfc_intent_string (sym_intent
);
2440 void gfc_init_1 (void);
2441 void gfc_init_2 (void);
2442 void gfc_done_1 (void);
2443 void gfc_done_2 (void);
2445 int get_c_kind (const char *, CInteropKind_t
*);
2448 unsigned int gfc_option_lang_mask (void);
2449 void gfc_init_options_struct (struct gcc_options
*);
2450 void gfc_init_options (unsigned int,
2451 struct cl_decoded_option
*);
2452 bool gfc_handle_option (size_t, const char *, int, int, location_t
,
2453 const struct cl_option_handlers
*);
2454 bool gfc_post_options (const char **);
2455 char *gfc_get_option_string (void);
2458 void gfc_maybe_initialize_eh (void);
2461 const char * gfc_get_string (const char *, ...) ATTRIBUTE_PRINTF_1
;
2462 bool gfc_find_sym_in_expr (gfc_symbol
*, gfc_expr
*);
2466 typedef struct gfc_error_buf
2469 size_t allocated
, index
;
2473 void gfc_error_init_1 (void);
2474 void gfc_buffer_error (int);
2476 const char *gfc_print_wide_char (gfc_char_t
);
2478 void gfc_warning (const char *, ...) ATTRIBUTE_GCC_GFC(1,2);
2479 void gfc_warning_now (const char *, ...) ATTRIBUTE_GCC_GFC(1,2);
2480 void gfc_clear_warning (void);
2481 void gfc_warning_check (void);
2483 void gfc_error (const char *, ...) ATTRIBUTE_GCC_GFC(1,2);
2484 void gfc_error_now (const char *, ...) ATTRIBUTE_GCC_GFC(1,2);
2485 void gfc_fatal_error (const char *, ...) ATTRIBUTE_NORETURN
ATTRIBUTE_GCC_GFC(1,2);
2486 void gfc_internal_error (const char *, ...) ATTRIBUTE_NORETURN
ATTRIBUTE_GCC_GFC(1,2);
2487 void gfc_clear_error (void);
2488 int gfc_error_check (void);
2489 int gfc_error_flag_test (void);
2491 notification
gfc_notification_std (int);
2492 gfc_try
gfc_notify_std (int, const char *, ...) ATTRIBUTE_GCC_GFC(2,3);
2494 /* A general purpose syntax error. */
2495 #define gfc_syntax_error(ST) \
2496 gfc_error ("Syntax error in %s statement at %C", gfc_ascii_statement (ST));
2498 void gfc_push_error (gfc_error_buf
*);
2499 void gfc_pop_error (gfc_error_buf
*);
2500 void gfc_free_error (gfc_error_buf
*);
2502 void gfc_get_errors (int *, int *);
2503 void gfc_errors_to_warnings (int);
2506 void gfc_arith_init_1 (void);
2507 void gfc_arith_done_1 (void);
2508 arith
gfc_check_integer_range (mpz_t p
, int kind
);
2509 bool gfc_check_character_range (gfc_char_t
, int);
2512 gfc_try
gfc_check_any_c_kind (gfc_typespec
*);
2513 int gfc_validate_kind (bt
, int, bool);
2514 int gfc_get_int_kind_from_width_isofortranenv (int size
);
2515 int gfc_get_real_kind_from_width_isofortranenv (int size
);
2516 tree
gfc_get_derived_type (gfc_symbol
* derived
);
2517 extern int gfc_index_integer_kind
;
2518 extern int gfc_default_integer_kind
;
2519 extern int gfc_max_integer_kind
;
2520 extern int gfc_default_real_kind
;
2521 extern int gfc_default_double_kind
;
2522 extern int gfc_default_character_kind
;
2523 extern int gfc_default_logical_kind
;
2524 extern int gfc_default_complex_kind
;
2525 extern int gfc_c_int_kind
;
2526 extern int gfc_atomic_int_kind
;
2527 extern int gfc_atomic_logical_kind
;
2528 extern int gfc_intio_kind
;
2529 extern int gfc_charlen_int_kind
;
2530 extern int gfc_numeric_storage_size
;
2531 extern int gfc_character_storage_size
;
2534 void gfc_clear_new_implicit (void);
2535 gfc_try
gfc_add_new_implicit_range (int, int);
2536 gfc_try
gfc_merge_new_implicit (gfc_typespec
*);
2537 void gfc_set_implicit_none (void);
2538 void gfc_check_function_type (gfc_namespace
*);
2539 bool gfc_is_intrinsic_typename (const char *);
2541 gfc_typespec
*gfc_get_default_type (const char *, gfc_namespace
*);
2542 gfc_try
gfc_set_default_type (gfc_symbol
*, int, gfc_namespace
*);
2544 void gfc_set_sym_referenced (gfc_symbol
*);
2546 gfc_try
gfc_add_attribute (symbol_attribute
*, locus
*);
2547 gfc_try
gfc_add_ext_attribute (symbol_attribute
*, ext_attr_id_t
, locus
*);
2548 gfc_try
gfc_add_allocatable (symbol_attribute
*, locus
*);
2549 gfc_try
gfc_add_codimension (symbol_attribute
*, const char *, locus
*);
2550 gfc_try
gfc_add_contiguous (symbol_attribute
*, const char *, locus
*);
2551 gfc_try
gfc_add_dimension (symbol_attribute
*, const char *, locus
*);
2552 gfc_try
gfc_add_external (symbol_attribute
*, locus
*);
2553 gfc_try
gfc_add_intrinsic (symbol_attribute
*, locus
*);
2554 gfc_try
gfc_add_optional (symbol_attribute
*, locus
*);
2555 gfc_try
gfc_add_pointer (symbol_attribute
*, locus
*);
2556 gfc_try
gfc_add_cray_pointer (symbol_attribute
*, locus
*);
2557 gfc_try
gfc_add_cray_pointee (symbol_attribute
*, locus
*);
2558 match
gfc_mod_pointee_as (gfc_array_spec
*);
2559 gfc_try
gfc_add_protected (symbol_attribute
*, const char *, locus
*);
2560 gfc_try
gfc_add_result (symbol_attribute
*, const char *, locus
*);
2561 gfc_try
gfc_add_save (symbol_attribute
*, save_state
, const char *, locus
*);
2562 gfc_try
gfc_add_threadprivate (symbol_attribute
*, const char *, locus
*);
2563 gfc_try
gfc_add_saved_common (symbol_attribute
*, locus
*);
2564 gfc_try
gfc_add_target (symbol_attribute
*, locus
*);
2565 gfc_try
gfc_add_dummy (symbol_attribute
*, const char *, locus
*);
2566 gfc_try
gfc_add_generic (symbol_attribute
*, const char *, locus
*);
2567 gfc_try
gfc_add_common (symbol_attribute
*, locus
*);
2568 gfc_try
gfc_add_in_common (symbol_attribute
*, const char *, locus
*);
2569 gfc_try
gfc_add_in_equivalence (symbol_attribute
*, const char *, locus
*);
2570 gfc_try
gfc_add_data (symbol_attribute
*, const char *, locus
*);
2571 gfc_try
gfc_add_in_namelist (symbol_attribute
*, const char *, locus
*);
2572 gfc_try
gfc_add_sequence (symbol_attribute
*, const char *, locus
*);
2573 gfc_try
gfc_add_elemental (symbol_attribute
*, locus
*);
2574 gfc_try
gfc_add_pure (symbol_attribute
*, locus
*);
2575 gfc_try
gfc_add_recursive (symbol_attribute
*, locus
*);
2576 gfc_try
gfc_add_function (symbol_attribute
*, const char *, locus
*);
2577 gfc_try
gfc_add_subroutine (symbol_attribute
*, const char *, locus
*);
2578 gfc_try
gfc_add_volatile (symbol_attribute
*, const char *, locus
*);
2579 gfc_try
gfc_add_asynchronous (symbol_attribute
*, const char *, locus
*);
2580 gfc_try
gfc_add_proc (symbol_attribute
*attr
, const char *name
, locus
*where
);
2581 gfc_try
gfc_add_abstract (symbol_attribute
* attr
, locus
* where
);
2583 gfc_try
gfc_add_access (symbol_attribute
*, gfc_access
, const char *, locus
*);
2584 gfc_try
gfc_add_is_bind_c (symbol_attribute
*, const char *, locus
*, int);
2585 gfc_try
gfc_add_extension (symbol_attribute
*, locus
*);
2586 gfc_try
gfc_add_value (symbol_attribute
*, const char *, locus
*);
2587 gfc_try
gfc_add_flavor (symbol_attribute
*, sym_flavor
, const char *, locus
*);
2588 gfc_try
gfc_add_entry (symbol_attribute
*, const char *, locus
*);
2589 gfc_try
gfc_add_procedure (symbol_attribute
*, procedure_type
,
2590 const char *, locus
*);
2591 gfc_try
gfc_add_intent (symbol_attribute
*, sym_intent
, locus
*);
2592 gfc_try
gfc_add_explicit_interface (gfc_symbol
*, ifsrc
,
2593 gfc_formal_arglist
*, locus
*);
2594 gfc_try
gfc_add_type (gfc_symbol
*, gfc_typespec
*, locus
*);
2596 void gfc_clear_attr (symbol_attribute
*);
2597 gfc_try
gfc_missing_attr (symbol_attribute
*, locus
*);
2598 gfc_try
gfc_copy_attr (symbol_attribute
*, symbol_attribute
*, locus
*);
2600 gfc_try
gfc_add_component (gfc_symbol
*, const char *, gfc_component
**);
2601 gfc_symbol
*gfc_use_derived (gfc_symbol
*);
2602 gfc_symtree
*gfc_use_derived_tree (gfc_symtree
*);
2603 gfc_component
*gfc_find_component (gfc_symbol
*, const char *, bool, bool);
2605 gfc_st_label
*gfc_get_st_label (int);
2606 void gfc_free_st_label (gfc_st_label
*);
2607 void gfc_define_st_label (gfc_st_label
*, gfc_sl_type
, locus
*);
2608 gfc_try
gfc_reference_st_label (gfc_st_label
*, gfc_sl_type
);
2610 gfc_namespace
*gfc_get_namespace (gfc_namespace
*, int);
2611 gfc_symtree
*gfc_new_symtree (gfc_symtree
**, const char *);
2612 gfc_symtree
*gfc_find_symtree (gfc_symtree
*, const char *);
2613 void gfc_delete_symtree (gfc_symtree
**, const char *);
2614 gfc_symtree
*gfc_get_unique_symtree (gfc_namespace
*);
2615 gfc_user_op
*gfc_get_uop (const char *);
2616 gfc_user_op
*gfc_find_uop (const char *, gfc_namespace
*);
2617 void gfc_free_symbol (gfc_symbol
*);
2618 void gfc_release_symbol (gfc_symbol
*);
2619 gfc_symbol
*gfc_new_symbol (const char *, gfc_namespace
*);
2620 gfc_symtree
* gfc_find_symtree_in_proc (const char *, gfc_namespace
*);
2621 int gfc_find_symbol (const char *, gfc_namespace
*, int, gfc_symbol
**);
2622 int gfc_find_sym_tree (const char *, gfc_namespace
*, int, gfc_symtree
**);
2623 int gfc_get_symbol (const char *, gfc_namespace
*, gfc_symbol
**);
2624 gfc_try
gfc_verify_c_interop (gfc_typespec
*);
2625 gfc_try
gfc_verify_c_interop_param (gfc_symbol
*);
2626 gfc_try
verify_bind_c_sym (gfc_symbol
*, gfc_typespec
*, int, gfc_common_head
*);
2627 gfc_try
verify_bind_c_derived_type (gfc_symbol
*);
2628 gfc_try
verify_com_block_vars_c_interop (gfc_common_head
*);
2629 void generate_isocbinding_symbol (const char *, iso_c_binding_symbol
, const char *);
2630 gfc_symbol
*get_iso_c_sym (gfc_symbol
*, char *, const char *, int);
2631 int gfc_get_sym_tree (const char *, gfc_namespace
*, gfc_symtree
**, bool);
2632 int gfc_get_ha_symbol (const char *, gfc_symbol
**);
2633 int gfc_get_ha_sym_tree (const char *, gfc_symtree
**);
2635 void gfc_undo_symbols (void);
2636 void gfc_commit_symbols (void);
2637 void gfc_commit_symbol (gfc_symbol
*);
2638 gfc_charlen
*gfc_new_charlen (gfc_namespace
*, gfc_charlen
*);
2639 void gfc_free_charlen (gfc_charlen
*, gfc_charlen
*);
2640 void gfc_free_namespace (gfc_namespace
*);
2642 void gfc_symbol_init_2 (void);
2643 void gfc_symbol_done_2 (void);
2645 void gfc_traverse_symtree (gfc_symtree
*, void (*)(gfc_symtree
*));
2646 void gfc_traverse_ns (gfc_namespace
*, void (*)(gfc_symbol
*));
2647 void gfc_traverse_user_op (gfc_namespace
*, void (*)(gfc_user_op
*));
2648 void gfc_save_all (gfc_namespace
*);
2650 void gfc_enforce_clean_symbol_state (void);
2651 void gfc_free_dt_list (void);
2654 gfc_gsymbol
*gfc_get_gsymbol (const char *);
2655 gfc_gsymbol
*gfc_find_gsymbol (gfc_gsymbol
*, const char *);
2657 gfc_typebound_proc
* gfc_get_typebound_proc (gfc_typebound_proc
*);
2658 gfc_symbol
* gfc_get_derived_super_type (gfc_symbol
*);
2659 gfc_symbol
* gfc_get_ultimate_derived_super_type (gfc_symbol
*);
2660 bool gfc_type_is_extension_of (gfc_symbol
*, gfc_symbol
*);
2661 bool gfc_type_compatible (gfc_typespec
*, gfc_typespec
*);
2663 void gfc_copy_formal_args (gfc_symbol
*, gfc_symbol
*, ifsrc
);
2664 void gfc_copy_formal_args_intr (gfc_symbol
*, gfc_intrinsic_sym
*);
2665 void gfc_copy_formal_args_ppc (gfc_component
*, gfc_symbol
*, ifsrc
);
2667 void gfc_free_finalizer (gfc_finalizer
*el
); /* Needed in resolve.c, too */
2669 gfc_try
gfc_check_symbol_typed (gfc_symbol
*, gfc_namespace
*, bool, locus
);
2670 gfc_namespace
* gfc_find_proc_namespace (gfc_namespace
*);
2672 bool gfc_is_associate_pointer (gfc_symbol
*);
2673 gfc_symbol
* gfc_find_dt_in_generic (gfc_symbol
*);
2675 /* intrinsic.c -- true if working in an init-expr, false otherwise. */
2676 extern bool gfc_init_expr_flag
;
2678 /* Given a symbol that we have decided is intrinsic, mark it as such
2679 by placing it into a special module that is otherwise impossible to
2682 #define gfc_intrinsic_symbol(SYM) SYM->module = gfc_get_string ("(intrinsic)")
2684 void gfc_intrinsic_init_1 (void);
2685 void gfc_intrinsic_done_1 (void);
2687 char gfc_type_letter (bt
);
2688 gfc_symbol
* gfc_get_intrinsic_sub_symbol (const char *);
2689 gfc_try
gfc_convert_type (gfc_expr
*, gfc_typespec
*, int);
2690 gfc_try
gfc_convert_type_warn (gfc_expr
*, gfc_typespec
*, int, int);
2691 gfc_try
gfc_convert_chartype (gfc_expr
*, gfc_typespec
*);
2692 int gfc_generic_intrinsic (const char *);
2693 int gfc_specific_intrinsic (const char *);
2694 bool gfc_is_intrinsic (gfc_symbol
*, int, locus
);
2695 int gfc_intrinsic_actual_ok (const char *, const bool);
2696 gfc_intrinsic_sym
*gfc_find_function (const char *);
2697 gfc_intrinsic_sym
*gfc_find_subroutine (const char *);
2698 gfc_intrinsic_sym
*gfc_intrinsic_function_by_id (gfc_isym_id
);
2700 match
gfc_intrinsic_func_interface (gfc_expr
*, int);
2701 match
gfc_intrinsic_sub_interface (gfc_code
*, int);
2703 void gfc_warn_intrinsic_shadow (const gfc_symbol
*, bool, bool);
2704 gfc_try
gfc_check_intrinsic_standard (const gfc_intrinsic_sym
*, const char**,
2707 /* match.c -- FIXME */
2708 void gfc_free_iterator (gfc_iterator
*, int);
2709 void gfc_free_forall_iterator (gfc_forall_iterator
*);
2710 void gfc_free_alloc_list (gfc_alloc
*);
2711 void gfc_free_namelist (gfc_namelist
*);
2712 void gfc_free_equiv (gfc_equiv
*);
2713 void gfc_free_equiv_until (gfc_equiv
*, gfc_equiv
*);
2714 void gfc_free_data (gfc_data
*);
2715 void gfc_free_case_list (gfc_case
*);
2717 /* matchexp.c -- FIXME too? */
2718 gfc_expr
*gfc_get_parentheses (gfc_expr
*);
2721 struct gfc_omp_saved_state
{ void *ptrs
[2]; int ints
[1]; };
2722 void gfc_free_omp_clauses (gfc_omp_clauses
*);
2723 void gfc_resolve_omp_directive (gfc_code
*, gfc_namespace
*);
2724 void gfc_resolve_do_iterator (gfc_code
*, gfc_symbol
*);
2725 void gfc_resolve_omp_parallel_blocks (gfc_code
*, gfc_namespace
*);
2726 void gfc_resolve_omp_do_blocks (gfc_code
*, gfc_namespace
*);
2727 void gfc_omp_save_and_clear_state (struct gfc_omp_saved_state
*);
2728 void gfc_omp_restore_state (struct gfc_omp_saved_state
*);
2731 void gfc_free_actual_arglist (gfc_actual_arglist
*);
2732 gfc_actual_arglist
*gfc_copy_actual_arglist (gfc_actual_arglist
*);
2733 const char *gfc_extract_int (gfc_expr
*, int *);
2734 bool is_subref_array (gfc_expr
*);
2735 bool gfc_is_simply_contiguous (gfc_expr
*, bool);
2736 gfc_try
gfc_check_init_expr (gfc_expr
*);
2738 gfc_expr
*gfc_build_conversion (gfc_expr
*);
2739 void gfc_free_ref_list (gfc_ref
*);
2740 void gfc_type_convert_binary (gfc_expr
*, int);
2741 int gfc_is_constant_expr (gfc_expr
*);
2742 gfc_try
gfc_simplify_expr (gfc_expr
*, int);
2743 int gfc_has_vector_index (gfc_expr
*);
2745 gfc_expr
*gfc_get_expr (void);
2746 gfc_expr
*gfc_get_array_expr (bt type
, int kind
, locus
*);
2747 gfc_expr
*gfc_get_null_expr (locus
*);
2748 gfc_expr
*gfc_get_operator_expr (locus
*, gfc_intrinsic_op
,gfc_expr
*, gfc_expr
*);
2749 gfc_expr
*gfc_get_structure_constructor_expr (bt
, int, locus
*);
2750 gfc_expr
*gfc_get_constant_expr (bt
, int, locus
*);
2751 gfc_expr
*gfc_get_character_expr (int, locus
*, const char *, int len
);
2752 gfc_expr
*gfc_get_int_expr (int, locus
*, int);
2753 gfc_expr
*gfc_get_logical_expr (int, locus
*, bool);
2754 gfc_expr
*gfc_get_iokind_expr (locus
*, io_kind
);
2756 void gfc_clear_shape (mpz_t
*shape
, int rank
);
2757 void gfc_free_shape (mpz_t
**shape
, int rank
);
2758 void gfc_free_expr (gfc_expr
*);
2759 void gfc_replace_expr (gfc_expr
*, gfc_expr
*);
2760 mpz_t
*gfc_copy_shape (mpz_t
*, int);
2761 mpz_t
*gfc_copy_shape_excluding (mpz_t
*, int, gfc_expr
*);
2762 gfc_expr
*gfc_copy_expr (gfc_expr
*);
2763 gfc_ref
* gfc_copy_ref (gfc_ref
*);
2765 gfc_try
gfc_specification_expr (gfc_expr
*);
2767 int gfc_numeric_ts (gfc_typespec
*);
2768 int gfc_kind_max (gfc_expr
*, gfc_expr
*);
2770 gfc_try
gfc_check_conformance (gfc_expr
*, gfc_expr
*, const char *, ...) ATTRIBUTE_PRINTF_3
;
2771 gfc_try
gfc_check_assign (gfc_expr
*, gfc_expr
*, int);
2772 gfc_try
gfc_check_pointer_assign (gfc_expr
*, gfc_expr
*);
2773 gfc_try
gfc_check_assign_symbol (gfc_symbol
*, gfc_expr
*);
2775 bool gfc_has_default_initializer (gfc_symbol
*);
2776 gfc_expr
*gfc_default_initializer (gfc_typespec
*);
2777 gfc_expr
*gfc_get_variable_expr (gfc_symtree
*);
2778 void gfc_add_full_array_ref (gfc_expr
*, gfc_array_spec
*);
2779 gfc_expr
* gfc_lval_expr_from_sym (gfc_symbol
*);
2781 gfc_array_spec
*gfc_get_full_arrayspec_from_expr (gfc_expr
*expr
);
2783 bool gfc_traverse_expr (gfc_expr
*, gfc_symbol
*,
2784 bool (*)(gfc_expr
*, gfc_symbol
*, int*),
2786 void gfc_expr_set_symbols_referenced (gfc_expr
*);
2787 gfc_try
gfc_expr_check_typed (gfc_expr
*, gfc_namespace
*, bool);
2788 void gfc_expr_replace_symbols (gfc_expr
*, gfc_symbol
*);
2789 void gfc_expr_replace_comp (gfc_expr
*, gfc_component
*);
2791 gfc_component
* gfc_get_proc_ptr_comp (gfc_expr
*);
2792 bool gfc_is_proc_ptr_comp (gfc_expr
*);
2794 bool gfc_ref_this_image (gfc_ref
*ref
);
2795 bool gfc_is_coindexed (gfc_expr
*);
2796 bool gfc_is_coarray (gfc_expr
*);
2797 int gfc_get_corank (gfc_expr
*);
2798 bool gfc_has_ultimate_allocatable (gfc_expr
*);
2799 bool gfc_has_ultimate_pointer (gfc_expr
*);
2801 gfc_expr
* gfc_build_intrinsic_call (gfc_namespace
*, gfc_isym_id
, const char*,
2802 locus
, unsigned, ...);
2803 gfc_try
gfc_check_vardef_context (gfc_expr
*, bool, bool, bool, const char*);
2807 extern gfc_code new_st
;
2809 void gfc_clear_new_st (void);
2810 gfc_code
*gfc_get_code (void);
2811 gfc_code
*gfc_append_code (gfc_code
*, gfc_code
*);
2812 void gfc_free_statement (gfc_code
*);
2813 void gfc_free_statements (gfc_code
*);
2814 void gfc_free_association_list (gfc_association_list
*);
2817 gfc_try
gfc_resolve_expr (gfc_expr
*);
2818 void gfc_resolve (gfc_namespace
*);
2819 void gfc_resolve_blocks (gfc_code
*, gfc_namespace
*);
2820 int gfc_impure_variable (gfc_symbol
*);
2821 int gfc_pure (gfc_symbol
*);
2822 int gfc_implicit_pure (gfc_symbol
*);
2823 int gfc_elemental (gfc_symbol
*);
2824 gfc_try
gfc_resolve_iterator (gfc_iterator
*, bool, bool);
2825 gfc_try
find_forall_index (gfc_expr
*, gfc_symbol
*, int);
2826 gfc_try
gfc_resolve_index (gfc_expr
*, int);
2827 gfc_try
gfc_resolve_dim_arg (gfc_expr
*);
2828 int gfc_is_formal_arg (void);
2829 void gfc_resolve_substring_charlen (gfc_expr
*);
2830 match
gfc_iso_c_sub_interface(gfc_code
*, gfc_symbol
*);
2831 gfc_expr
*gfc_expr_to_initialize (gfc_expr
*);
2832 bool gfc_type_is_extensible (gfc_symbol
*);
2833 gfc_try
gfc_resolve_intrinsic (gfc_symbol
*, locus
*);
2837 gfc_iterator
*gfc_copy_iterator (gfc_iterator
*);
2839 void gfc_free_array_spec (gfc_array_spec
*);
2840 gfc_array_ref
*gfc_copy_array_ref (gfc_array_ref
*);
2842 gfc_try
gfc_set_array_spec (gfc_symbol
*, gfc_array_spec
*, locus
*);
2843 gfc_array_spec
*gfc_copy_array_spec (gfc_array_spec
*);
2844 gfc_try
gfc_resolve_array_spec (gfc_array_spec
*, int);
2846 int gfc_compare_array_spec (gfc_array_spec
*, gfc_array_spec
*);
2848 void gfc_simplify_iterator_var (gfc_expr
*);
2849 gfc_try
gfc_expand_constructor (gfc_expr
*, bool);
2850 int gfc_constant_ac (gfc_expr
*);
2851 int gfc_expanded_ac (gfc_expr
*);
2852 gfc_try
gfc_resolve_character_array_constructor (gfc_expr
*);
2853 gfc_try
gfc_resolve_array_constructor (gfc_expr
*);
2854 gfc_try
gfc_check_constructor_type (gfc_expr
*);
2855 gfc_try
gfc_check_iter_variable (gfc_expr
*);
2856 gfc_try
gfc_check_constructor (gfc_expr
*, gfc_try (*)(gfc_expr
*));
2857 gfc_try
gfc_array_size (gfc_expr
*, mpz_t
*);
2858 gfc_try
gfc_array_dimen_size (gfc_expr
*, int, mpz_t
*);
2859 gfc_try
gfc_array_ref_shape (gfc_array_ref
*, mpz_t
*);
2860 gfc_array_ref
*gfc_find_array_ref (gfc_expr
*);
2861 tree
gfc_conv_array_initializer (tree type
, gfc_expr
*);
2862 gfc_try
spec_size (gfc_array_spec
*, mpz_t
*);
2863 gfc_try
spec_dimen_size (gfc_array_spec
*, int, mpz_t
*);
2864 int gfc_is_compile_time_shape (gfc_array_spec
*);
2866 gfc_try
gfc_ref_dimen_size (gfc_array_ref
*, int dimen
, mpz_t
*, mpz_t
*);
2869 /* interface.c -- FIXME: some of these should be in symbol.c */
2870 void gfc_free_interface (gfc_interface
*);
2871 int gfc_compare_derived_types (gfc_symbol
*, gfc_symbol
*);
2872 int gfc_compare_types (gfc_typespec
*, gfc_typespec
*);
2873 int gfc_compare_interfaces (gfc_symbol
*, gfc_symbol
*, const char *, int, int,
2874 char *, int, const char *, const char *);
2875 void gfc_check_interfaces (gfc_namespace
*);
2876 gfc_try
gfc_procedure_use (gfc_symbol
*, gfc_actual_arglist
**, locus
*);
2877 void gfc_ppc_use (gfc_component
*, gfc_actual_arglist
**, locus
*);
2878 gfc_symbol
*gfc_search_interface (gfc_interface
*, int,
2879 gfc_actual_arglist
**);
2880 match
gfc_extend_expr (gfc_expr
*);
2881 void gfc_free_formal_arglist (gfc_formal_arglist
*);
2882 gfc_try
gfc_extend_assign (gfc_code
*, gfc_namespace
*);
2883 gfc_try
gfc_check_new_interface (gfc_interface
*, gfc_symbol
*, locus
);
2884 gfc_try
gfc_add_interface (gfc_symbol
*);
2885 gfc_interface
*gfc_current_interface_head (void);
2886 void gfc_set_current_interface_head (gfc_interface
*);
2887 gfc_symtree
* gfc_find_sym_in_symtree (gfc_symbol
*);
2888 bool gfc_arglist_matches_symbol (gfc_actual_arglist
**, gfc_symbol
*);
2889 bool gfc_check_operator_interface (gfc_symbol
*, gfc_intrinsic_op
, locus
);
2890 int gfc_has_vector_subscript (gfc_expr
*);
2891 gfc_intrinsic_op
gfc_equivalent_op (gfc_intrinsic_op
);
2892 gfc_try
gfc_check_typebound_override (gfc_symtree
*, gfc_symtree
*);
2895 extern gfc_st_label format_asterisk
;
2897 void gfc_free_open (gfc_open
*);
2898 gfc_try
gfc_resolve_open (gfc_open
*);
2899 void gfc_free_close (gfc_close
*);
2900 gfc_try
gfc_resolve_close (gfc_close
*);
2901 void gfc_free_filepos (gfc_filepos
*);
2902 gfc_try
gfc_resolve_filepos (gfc_filepos
*);
2903 void gfc_free_inquire (gfc_inquire
*);
2904 gfc_try
gfc_resolve_inquire (gfc_inquire
*);
2905 void gfc_free_dt (gfc_dt
*);
2906 gfc_try
gfc_resolve_dt (gfc_dt
*, locus
*);
2907 void gfc_free_wait (gfc_wait
*);
2908 gfc_try
gfc_resolve_wait (gfc_wait
*);
2911 void gfc_module_init_2 (void);
2912 void gfc_module_done_2 (void);
2913 void gfc_dump_module (const char *, int);
2914 bool gfc_check_symbol_access (gfc_symbol
*);
2915 void gfc_free_use_stmts (gfc_use_list
*);
2918 symbol_attribute
gfc_variable_attr (gfc_expr
*, gfc_typespec
*);
2919 symbol_attribute
gfc_expr_attr (gfc_expr
*);
2920 match
gfc_match_rvalue (gfc_expr
**);
2921 match
gfc_match_varspec (gfc_expr
*, int, bool, bool);
2922 int gfc_check_digit (char, int);
2923 bool gfc_is_function_return_value (gfc_symbol
*, gfc_namespace
*);
2924 gfc_try
gfc_convert_to_structure_constructor (gfc_expr
*, gfc_symbol
*,
2926 gfc_actual_arglist
**, bool);
2929 void gfc_generate_code (gfc_namespace
*);
2930 void gfc_generate_module_code (gfc_namespace
*);
2931 void gfc_init_coarray_decl (bool);
2933 /* trans-intrinsic.c */
2934 bool gfc_inline_intrinsic_function_p (gfc_expr
*);
2937 typedef int (*compare_fn
) (void *, void *);
2938 void gfc_insert_bbt (void *, void *, compare_fn
);
2939 void gfc_delete_bbt (void *, void *, compare_fn
);
2941 /* dump-parse-tree.c */
2942 void gfc_dump_parse_tree (gfc_namespace
*, FILE *);
2945 gfc_try
gfc_parse_file (void);
2946 void gfc_global_used (gfc_gsymbol
*, locus
*);
2947 gfc_namespace
* gfc_build_block_ns (gfc_namespace
*);
2950 int gfc_dep_compare_functions (gfc_expr
*, gfc_expr
*, bool);
2951 int gfc_dep_compare_expr (gfc_expr
*, gfc_expr
*);
2954 gfc_try
gfc_check_same_strlen (const gfc_expr
*, const gfc_expr
*, const char*);
2955 gfc_try
gfc_calculate_transfer_sizes (gfc_expr
*, gfc_expr
*, gfc_expr
*,
2956 size_t*, size_t*, size_t*);
2959 void gfc_fix_class_refs (gfc_expr
*e
);
2960 void gfc_add_component_ref (gfc_expr
*, const char *);
2961 void gfc_add_class_array_ref (gfc_expr
*);
2962 #define gfc_add_data_component(e) gfc_add_component_ref(e,"_data")
2963 #define gfc_add_vptr_component(e) gfc_add_component_ref(e,"_vptr")
2964 #define gfc_add_hash_component(e) gfc_add_component_ref(e,"_hash")
2965 #define gfc_add_size_component(e) gfc_add_component_ref(e,"_size")
2966 #define gfc_add_def_init_component(e) gfc_add_component_ref(e,"_def_init")
2967 #define gfc_add_final_component(e) gfc_add_component_ref(e,"_final")
2968 bool gfc_is_class_array_ref (gfc_expr
*, bool *);
2969 bool gfc_is_class_scalar_expr (gfc_expr
*);
2970 bool gfc_is_class_container_ref (gfc_expr
*e
);
2971 gfc_expr
*gfc_class_null_initializer (gfc_typespec
*, gfc_expr
*);
2972 unsigned int gfc_hash_value (gfc_symbol
*);
2973 gfc_try
gfc_build_class_symbol (gfc_typespec
*, symbol_attribute
*,
2974 gfc_array_spec
**, bool);
2975 gfc_symbol
*gfc_find_derived_vtab (gfc_symbol
*);
2976 gfc_symbol
*gfc_find_intrinsic_vtab (gfc_typespec
*);
2977 gfc_symtree
* gfc_find_typebound_proc (gfc_symbol
*, gfc_try
*,
2978 const char*, bool, locus
*);
2979 gfc_symtree
* gfc_find_typebound_user_op (gfc_symbol
*, gfc_try
*,
2980 const char*, bool, locus
*);
2981 gfc_typebound_proc
* gfc_find_typebound_intrinsic_op (gfc_symbol
*, gfc_try
*,
2982 gfc_intrinsic_op
, bool,
2984 gfc_symtree
* gfc_get_tbp_symtree (gfc_symtree
**, const char*);
2985 bool gfc_is_finalizable (gfc_symbol
*, gfc_expr
**);
2987 #define CLASS_DATA(sym) sym->ts.u.derived->components
2988 #define UNLIMITED_POLY(sym) \
2989 (sym != NULL && sym->ts.type == BT_CLASS \
2990 && CLASS_DATA (sym) \
2991 && CLASS_DATA (sym)->ts.u.derived \
2992 && CLASS_DATA (sym)->ts.u.derived->attr.unlimited_polymorphic)
2994 /* frontend-passes.c */
2996 void gfc_run_passes (gfc_namespace
*);
2998 typedef int (*walk_code_fn_t
) (gfc_code
**, int *, void *);
2999 typedef int (*walk_expr_fn_t
) (gfc_expr
**, int *, void *);
3001 int gfc_expr_walker (gfc_expr
**, walk_expr_fn_t
, void *);
3002 int gfc_code_walker (gfc_code
**, walk_code_fn_t
, walk_expr_fn_t
, void *);
3004 #endif /* GCC_GFORTRAN_H */