1 /* gfortran header file
2 Copyright (C) 2000-2023 Free Software Foundation, Inc.
3 Contributed by Andy Vaught
5 This file is part of GCC.
7 GCC is free software; you can redistribute it and/or modify it under
8 the terms of the GNU General Public License as published by the Free
9 Software Foundation; either version 3, or (at your option) any later
12 GCC is distributed in the hope that it will be useful, but WITHOUT ANY
13 WARRANTY; without even the implied warranty of MERCHANTABILITY or
14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
17 You should have received a copy of the GNU General Public License
18 along with GCC; see the file COPYING3. If not see
19 <http://www.gnu.org/licenses/>. */
21 #ifndef GCC_GFORTRAN_H
22 #define GCC_GFORTRAN_H
24 /* It's probably insane to have this large of a header file, but it
25 seemed like everything had to be recompiled anyway when a change
26 was made to a header file, and there were ordering issues with
27 multiple header files. Besides, Microsoft's winnt.h was 250k last
28 time I looked, so by comparison this is perfectly reasonable. */
30 #ifndef GCC_CORETYPES_H
31 #error "gfortran.h must be included after coretypes.h"
34 /* In order for the format checking to accept the Fortran front end
35 diagnostic framework extensions, you must include this file before
36 diagnostic-core.h, not after. We override the definition of GCC_DIAG_STYLE
39 #define GCC_DIAG_STYLE __gcc_gfc__
40 #if defined(GCC_DIAGNOSTIC_CORE_H)
42 In order for the format checking to accept the Fortran front end diagnostic \
43 framework extensions, you must include this file before diagnostic-core.h, \
47 /* Declarations common to the front-end and library are put in
48 libgfortran/libgfortran_frontend.h */
49 #include "libgfortran.h"
53 #include "splay-tree.h"
55 /* Major control parameters. */
57 #define GFC_MAX_SYMBOL_LEN 63 /* Must be at least 63 for F2003. */
58 #define GFC_LETTERS 26 /* Number of letters in the alphabet. */
60 #define MAX_SUBRECORD_LENGTH 2147483639 /* 2**31-9 */
63 #define gfc_is_whitespace(c) ((c==' ') || (c=='\t') || (c=='\f'))
65 /* Macros to check for groups of structure-like types and flavors since
66 derived types, structures, maps, unions are often treated similarly. */
67 #define gfc_bt_struct(t) \
68 ((t) == BT_DERIVED || (t) == BT_UNION)
69 #define gfc_fl_struct(f) \
70 ((f) == FL_DERIVED || (f) == FL_UNION || (f) == FL_STRUCT)
71 #define case_bt_struct case BT_DERIVED: case BT_UNION
72 #define case_fl_struct case FL_DERIVED: case FL_UNION: case FL_STRUCT
75 #define stringize(x) expand_macro(x)
76 #define expand_macro(x) # x
78 /* For the runtime library, a standard prefix is a requirement to
79 avoid cluttering the namespace with things nobody asked for. It's
80 ugly to look at and a pain to type when you add the prefix by hand,
81 so we hide it behind a macro. */
82 #define PREFIX(x) "_gfortran_" x
85 /* A prefix for internal variables, which are not user-visible. */
86 #if !defined (NO_DOT_IN_LABEL)
87 # define GFC_PREFIX(x) "_F." x
88 #elif !defined (NO_DOLLAR_IN_LABEL)
89 # define GFC_PREFIX(x) "_F$" x
91 # define GFC_PREFIX(x) "_F_" x
94 #define BLANK_COMMON_NAME "__BLNK__"
96 /* Macro to initialize an mstring structure. */
97 #define minit(s, t) { s, NULL, t }
99 /* Structure for storing strings to be matched by gfc_match_string. */
108 /* ISO_Fortran_binding.h
109 CAUTION: This has to be kept in sync with libgfortran. */
111 #define CFI_type_kind_shift 8
112 #define CFI_type_mask 0xFF
113 #define CFI_type_from_type_kind(t, k) (t + (k << CFI_type_kind_shift))
115 /* Constants, defined as macros. */
116 #define CFI_VERSION 1
117 #define CFI_MAX_RANK 15
120 #define CFI_attribute_pointer 0
121 #define CFI_attribute_allocatable 1
122 #define CFI_attribute_other 2
124 #define CFI_type_mask 0xFF
125 #define CFI_type_kind_shift 8
127 /* Intrinsic types. Their kind number defines their storage size. */
128 #define CFI_type_Integer 1
129 #define CFI_type_Logical 2
130 #define CFI_type_Real 3
131 #define CFI_type_Complex 4
132 #define CFI_type_Character 5
134 /* Combined type (for more, see ISO_Fortran_binding.h). */
135 #define CFI_type_ucs4_char (CFI_type_Character + (4 << CFI_type_kind_shift))
137 /* Types with no kind. */
138 #define CFI_type_struct 6
139 #define CFI_type_cptr 7
140 #define CFI_type_cfunptr 8
141 #define CFI_type_other -1
144 /*************************** Enums *****************************/
146 /* Used when matching and resolving data I/O transfer statements. */
149 { M_READ
, M_WRITE
, M_PRINT
, M_INQUIRE
};
152 /* These are flags for identifying whether we are reading a character literal
153 between quotes or normal source code. */
156 { NONSTRING
= 0, INSTRING_WARN
, INSTRING_NOWARN
};
158 /* This is returned by gfc_notification_std to know if, given the flags
159 that were given (-std=, -pedantic) we should issue an error, a warning
163 { SILENT
, WARNING
, ERROR
};
165 /* Matchers return one of these three values. The difference between
166 MATCH_NO and MATCH_ERROR is that MATCH_ERROR means that a match was
167 successful, but that something non-syntactic is wrong and an error
168 has already been issued. */
171 { MATCH_NO
= 1, MATCH_YES
, MATCH_ERROR
};
173 /* Used for different Fortran source forms in places like scanner.cc. */
175 { FORM_FREE
, FORM_FIXED
, FORM_UNKNOWN
};
177 /* Expression node types. */
179 { EXPR_UNKNOWN
= 0, EXPR_OP
= 1, EXPR_FUNCTION
, EXPR_CONSTANT
, EXPR_VARIABLE
,
180 EXPR_SUBSTRING
, EXPR_STRUCTURE
, EXPR_ARRAY
, EXPR_NULL
, EXPR_COMPCALL
, EXPR_PPC
185 { AS_EXPLICIT
= 1, AS_ASSUMED_SHAPE
, AS_DEFERRED
,
186 AS_ASSUMED_SIZE
, AS_IMPLIED_SHAPE
, AS_ASSUMED_RANK
,
191 { AR_FULL
= 1, AR_ELEMENT
, AR_SECTION
, AR_UNKNOWN
};
193 /* Statement label types. ST_LABEL_DO_TARGET is used for obsolescent warnings
194 related to shared DO terminations and DO targets which are neither END DO
195 nor CONTINUE; otherwise it is identical to ST_LABEL_TARGET. */
197 { ST_LABEL_UNKNOWN
= 1, ST_LABEL_TARGET
, ST_LABEL_DO_TARGET
,
198 ST_LABEL_BAD_TARGET
, ST_LABEL_FORMAT
201 /* Intrinsic operators. */
202 enum gfc_intrinsic_op
203 { GFC_INTRINSIC_BEGIN
= 0,
204 INTRINSIC_NONE
= -1, INTRINSIC_UPLUS
= GFC_INTRINSIC_BEGIN
,
205 INTRINSIC_UMINUS
, INTRINSIC_PLUS
, INTRINSIC_MINUS
, INTRINSIC_TIMES
,
206 INTRINSIC_DIVIDE
, INTRINSIC_POWER
, INTRINSIC_CONCAT
,
207 INTRINSIC_AND
, INTRINSIC_OR
, INTRINSIC_EQV
, INTRINSIC_NEQV
,
208 /* ==, /=, >, >=, <, <= */
209 INTRINSIC_EQ
, INTRINSIC_NE
, INTRINSIC_GT
, INTRINSIC_GE
,
210 INTRINSIC_LT
, INTRINSIC_LE
,
211 /* .EQ., .NE., .GT., .GE., .LT., .LE. (OS = Old-Style) */
212 INTRINSIC_EQ_OS
, INTRINSIC_NE_OS
, INTRINSIC_GT_OS
, INTRINSIC_GE_OS
,
213 INTRINSIC_LT_OS
, INTRINSIC_LE_OS
,
214 INTRINSIC_NOT
, INTRINSIC_USER
, INTRINSIC_ASSIGN
, INTRINSIC_PARENTHESES
,
215 GFC_INTRINSIC_END
, /* Sentinel */
216 /* User defined derived type pseudo operators. These are set beyond the
217 sentinel so that they are excluded from module_read and module_write. */
218 INTRINSIC_FORMATTED
, INTRINSIC_UNFORMATTED
221 /* This macro is the number of intrinsic operators that exist.
222 Assumptions are made about the numbering of the interface_op enums. */
223 #define GFC_INTRINSIC_OPS GFC_INTRINSIC_END
225 /* Arithmetic results. ARITH_NOT_REDUCED is used to keep track of expressions
226 that were not reduced by the arithmetic evaluation code. */
228 { ARITH_OK
= 1, ARITH_OVERFLOW
, ARITH_UNDERFLOW
, ARITH_NAN
,
229 ARITH_DIV0
, ARITH_INCOMMENSURATE
, ARITH_ASYMMETRIC
, ARITH_PROHIBIT
,
230 ARITH_WRONGCONCAT
, ARITH_INVALID_TYPE
, ARITH_NOT_REDUCED
236 ST_ARITHMETIC_IF
, ST_ALLOCATE
, ST_ATTR_DECL
, ST_ASSOCIATE
,
237 ST_BACKSPACE
, ST_BLOCK
, ST_BLOCK_DATA
,
238 ST_CALL
, ST_CASE
, ST_CLOSE
, ST_COMMON
, ST_CONTINUE
, ST_CONTAINS
, ST_CYCLE
,
239 ST_DATA
, ST_DATA_DECL
, ST_DEALLOCATE
, ST_DO
, ST_ELSE
, ST_ELSEIF
,
240 ST_ELSEWHERE
, ST_END_ASSOCIATE
, ST_END_BLOCK
, ST_END_BLOCK_DATA
,
241 ST_ENDDO
, ST_IMPLIED_ENDDO
, ST_END_FILE
, ST_FINAL
, ST_FLUSH
, ST_END_FORALL
,
242 ST_END_FUNCTION
, ST_ENDIF
, ST_END_INTERFACE
, ST_END_MODULE
, ST_END_SUBMODULE
,
243 ST_END_PROGRAM
, ST_END_SELECT
, ST_END_SUBROUTINE
, ST_END_WHERE
, ST_END_TYPE
,
244 ST_ENTRY
, ST_EQUIVALENCE
, ST_ERROR_STOP
, ST_EXIT
, ST_FORALL
, ST_FORALL_BLOCK
,
245 ST_FORMAT
, ST_FUNCTION
, ST_GOTO
, ST_IF_BLOCK
, ST_IMPLICIT
, ST_IMPLICIT_NONE
,
246 ST_IMPORT
, ST_INQUIRE
, ST_INTERFACE
, ST_SYNC_ALL
, ST_SYNC_MEMORY
,
247 ST_SYNC_IMAGES
, ST_PARAMETER
, ST_MODULE
, ST_SUBMODULE
, ST_MODULE_PROC
,
248 ST_NAMELIST
, ST_NULLIFY
, ST_OPEN
, ST_PAUSE
, ST_PRIVATE
, ST_PROGRAM
, ST_PUBLIC
,
249 ST_READ
, ST_RETURN
, ST_REWIND
, ST_STOP
, ST_SUBROUTINE
, ST_TYPE
, ST_USE
,
250 ST_WHERE_BLOCK
, ST_WHERE
, ST_WAIT
, ST_WRITE
, ST_ASSIGNMENT
,
251 ST_POINTER_ASSIGNMENT
, ST_SELECT_CASE
, ST_SEQUENCE
, ST_SIMPLE_IF
,
252 ST_STATEMENT_FUNCTION
, ST_DERIVED_DECL
, ST_LABEL_ASSIGNMENT
, ST_ENUM
,
253 ST_ENUMERATOR
, ST_END_ENUM
, ST_SELECT_TYPE
, ST_TYPE_IS
, ST_CLASS_IS
,
254 ST_SELECT_RANK
, ST_RANK
, ST_STRUCTURE_DECL
, ST_END_STRUCTURE
,
255 ST_UNION
, ST_END_UNION
, ST_MAP
, ST_END_MAP
,
256 ST_OACC_PARALLEL_LOOP
, ST_OACC_END_PARALLEL_LOOP
, ST_OACC_PARALLEL
,
257 ST_OACC_END_PARALLEL
, ST_OACC_KERNELS
, ST_OACC_END_KERNELS
, ST_OACC_DATA
,
258 ST_OACC_END_DATA
, ST_OACC_HOST_DATA
, ST_OACC_END_HOST_DATA
, ST_OACC_LOOP
,
259 ST_OACC_END_LOOP
, ST_OACC_DECLARE
, ST_OACC_UPDATE
, ST_OACC_WAIT
,
260 ST_OACC_CACHE
, ST_OACC_KERNELS_LOOP
, ST_OACC_END_KERNELS_LOOP
,
261 ST_OACC_SERIAL_LOOP
, ST_OACC_END_SERIAL_LOOP
, ST_OACC_SERIAL
,
262 ST_OACC_END_SERIAL
, ST_OACC_ENTER_DATA
, ST_OACC_EXIT_DATA
, ST_OACC_ROUTINE
,
263 ST_OACC_ATOMIC
, ST_OACC_END_ATOMIC
,
264 ST_OMP_ATOMIC
, ST_OMP_BARRIER
, ST_OMP_CRITICAL
, ST_OMP_END_ATOMIC
,
265 ST_OMP_END_CRITICAL
, ST_OMP_END_DO
, ST_OMP_END_MASTER
, ST_OMP_END_ORDERED
,
266 ST_OMP_END_PARALLEL
, ST_OMP_END_PARALLEL_DO
, ST_OMP_END_PARALLEL_SECTIONS
,
267 ST_OMP_END_PARALLEL_WORKSHARE
, ST_OMP_END_SECTIONS
, ST_OMP_END_SINGLE
,
268 ST_OMP_END_WORKSHARE
, ST_OMP_DO
, ST_OMP_FLUSH
, ST_OMP_MASTER
, ST_OMP_ORDERED
,
269 ST_OMP_PARALLEL
, ST_OMP_PARALLEL_DO
, ST_OMP_PARALLEL_SECTIONS
,
270 ST_OMP_PARALLEL_WORKSHARE
, ST_OMP_SECTIONS
, ST_OMP_SECTION
, ST_OMP_SINGLE
,
271 ST_OMP_THREADPRIVATE
, ST_OMP_WORKSHARE
, ST_OMP_TASK
, ST_OMP_END_TASK
,
272 ST_OMP_TASKWAIT
, ST_OMP_TASKYIELD
, ST_OMP_CANCEL
, ST_OMP_CANCELLATION_POINT
,
273 ST_OMP_TASKGROUP
, ST_OMP_END_TASKGROUP
, ST_OMP_SIMD
, ST_OMP_END_SIMD
,
274 ST_OMP_DO_SIMD
, ST_OMP_END_DO_SIMD
, ST_OMP_PARALLEL_DO_SIMD
,
275 ST_OMP_END_PARALLEL_DO_SIMD
, ST_OMP_DECLARE_SIMD
, ST_OMP_DECLARE_REDUCTION
,
276 ST_OMP_TARGET
, ST_OMP_END_TARGET
, ST_OMP_TARGET_DATA
, ST_OMP_END_TARGET_DATA
,
277 ST_OMP_TARGET_UPDATE
, ST_OMP_DECLARE_TARGET
, ST_OMP_DECLARE_VARIANT
,
278 ST_OMP_TEAMS
, ST_OMP_END_TEAMS
, ST_OMP_DISTRIBUTE
, ST_OMP_END_DISTRIBUTE
,
279 ST_OMP_DISTRIBUTE_SIMD
, ST_OMP_END_DISTRIBUTE_SIMD
,
280 ST_OMP_DISTRIBUTE_PARALLEL_DO
, ST_OMP_END_DISTRIBUTE_PARALLEL_DO
,
281 ST_OMP_DISTRIBUTE_PARALLEL_DO_SIMD
, ST_OMP_END_DISTRIBUTE_PARALLEL_DO_SIMD
,
282 ST_OMP_TARGET_TEAMS
, ST_OMP_END_TARGET_TEAMS
, ST_OMP_TEAMS_DISTRIBUTE
,
283 ST_OMP_END_TEAMS_DISTRIBUTE
, ST_OMP_TEAMS_DISTRIBUTE_SIMD
,
284 ST_OMP_END_TEAMS_DISTRIBUTE_SIMD
, ST_OMP_TARGET_TEAMS_DISTRIBUTE
,
285 ST_OMP_END_TARGET_TEAMS_DISTRIBUTE
, ST_OMP_TARGET_TEAMS_DISTRIBUTE_SIMD
,
286 ST_OMP_END_TARGET_TEAMS_DISTRIBUTE_SIMD
, ST_OMP_TEAMS_DISTRIBUTE_PARALLEL_DO
,
287 ST_OMP_END_TEAMS_DISTRIBUTE_PARALLEL_DO
,
288 ST_OMP_TARGET_TEAMS_DISTRIBUTE_PARALLEL_DO
,
289 ST_OMP_END_TARGET_TEAMS_DISTRIBUTE_PARALLEL_DO
,
290 ST_OMP_TEAMS_DISTRIBUTE_PARALLEL_DO_SIMD
,
291 ST_OMP_END_TEAMS_DISTRIBUTE_PARALLEL_DO_SIMD
,
292 ST_OMP_TARGET_TEAMS_DISTRIBUTE_PARALLEL_DO_SIMD
,
293 ST_OMP_END_TARGET_TEAMS_DISTRIBUTE_PARALLEL_DO_SIMD
,
294 ST_OMP_TARGET_PARALLEL
, ST_OMP_END_TARGET_PARALLEL
,
295 ST_OMP_TARGET_PARALLEL_DO
, ST_OMP_END_TARGET_PARALLEL_DO
,
296 ST_OMP_TARGET_PARALLEL_DO_SIMD
, ST_OMP_END_TARGET_PARALLEL_DO_SIMD
,
297 ST_OMP_TARGET_ENTER_DATA
, ST_OMP_TARGET_EXIT_DATA
,
298 ST_OMP_TARGET_SIMD
, ST_OMP_END_TARGET_SIMD
,
299 ST_OMP_TASKLOOP
, ST_OMP_END_TASKLOOP
, ST_OMP_SCAN
, ST_OMP_DEPOBJ
,
300 ST_OMP_TASKLOOP_SIMD
, ST_OMP_END_TASKLOOP_SIMD
, ST_OMP_ORDERED_DEPEND
,
301 ST_OMP_REQUIRES
, ST_PROCEDURE
, ST_GENERIC
, ST_CRITICAL
, ST_END_CRITICAL
,
302 ST_GET_FCN_CHARACTERISTICS
, ST_LOCK
, ST_UNLOCK
, ST_EVENT_POST
,
303 ST_EVENT_WAIT
, ST_FAIL_IMAGE
, ST_FORM_TEAM
, ST_CHANGE_TEAM
,
304 ST_END_TEAM
, ST_SYNC_TEAM
, ST_OMP_PARALLEL_MASTER
,
305 ST_OMP_END_PARALLEL_MASTER
, ST_OMP_PARALLEL_MASTER_TASKLOOP
,
306 ST_OMP_END_PARALLEL_MASTER_TASKLOOP
, ST_OMP_PARALLEL_MASTER_TASKLOOP_SIMD
,
307 ST_OMP_END_PARALLEL_MASTER_TASKLOOP_SIMD
, ST_OMP_MASTER_TASKLOOP
,
308 ST_OMP_END_MASTER_TASKLOOP
, ST_OMP_MASTER_TASKLOOP_SIMD
,
309 ST_OMP_END_MASTER_TASKLOOP_SIMD
, ST_OMP_LOOP
, ST_OMP_END_LOOP
,
310 ST_OMP_PARALLEL_LOOP
, ST_OMP_END_PARALLEL_LOOP
, ST_OMP_TEAMS_LOOP
,
311 ST_OMP_END_TEAMS_LOOP
, ST_OMP_TARGET_PARALLEL_LOOP
,
312 ST_OMP_END_TARGET_PARALLEL_LOOP
, ST_OMP_TARGET_TEAMS_LOOP
,
313 ST_OMP_END_TARGET_TEAMS_LOOP
, ST_OMP_MASKED
, ST_OMP_END_MASKED
,
314 ST_OMP_PARALLEL_MASKED
, ST_OMP_END_PARALLEL_MASKED
,
315 ST_OMP_PARALLEL_MASKED_TASKLOOP
, ST_OMP_END_PARALLEL_MASKED_TASKLOOP
,
316 ST_OMP_PARALLEL_MASKED_TASKLOOP_SIMD
,
317 ST_OMP_END_PARALLEL_MASKED_TASKLOOP_SIMD
, ST_OMP_MASKED_TASKLOOP
,
318 ST_OMP_END_MASKED_TASKLOOP
, ST_OMP_MASKED_TASKLOOP_SIMD
,
319 ST_OMP_END_MASKED_TASKLOOP_SIMD
, ST_OMP_SCOPE
, ST_OMP_END_SCOPE
,
320 ST_OMP_ERROR
, ST_OMP_ASSUME
, ST_OMP_END_ASSUME
, ST_OMP_ASSUMES
,
321 /* Note: gfc_match_omp_nothing returns ST_NONE. */
322 ST_OMP_NOTHING
, ST_NONE
325 /* Types of interfaces that we can have. Assignment interfaces are
326 considered to be intrinsic operators. */
329 INTERFACE_NAMELESS
= 1, INTERFACE_GENERIC
,
330 INTERFACE_INTRINSIC_OP
, INTERFACE_USER_OP
, INTERFACE_ABSTRACT
,
334 /* Symbol flavors: these are all mutually exclusive.
335 12 elements = 4 bits. */
338 FL_UNKNOWN
= 0, FL_PROGRAM
, FL_BLOCK_DATA
, FL_MODULE
, FL_VARIABLE
,
339 FL_PARAMETER
, FL_LABEL
, FL_PROCEDURE
, FL_DERIVED
, FL_NAMELIST
,
340 FL_UNION
, FL_STRUCT
, FL_VOID
343 /* Procedure types. 7 elements = 3 bits. */
345 { PROC_UNKNOWN
, PROC_MODULE
, PROC_INTERNAL
, PROC_DUMMY
,
346 PROC_INTRINSIC
, PROC_ST_FUNCTION
, PROC_EXTERNAL
349 /* Intent types. Note that these values are also used in another enum in
350 decl.cc (match_attr_spec). */
352 { INTENT_UNKNOWN
= 0, INTENT_IN
, INTENT_OUT
, INTENT_INOUT
357 { ACCESS_UNKNOWN
= 0, ACCESS_PUBLIC
, ACCESS_PRIVATE
360 /* Flags to keep track of where an interface came from.
361 3 elements = 2 bits. */
363 { IFSRC_UNKNOWN
= 0, /* Interface unknown, only return type may be known. */
364 IFSRC_DECL
, /* FUNCTION or SUBROUTINE declaration. */
365 IFSRC_IFBODY
/* INTERFACE statement or PROCEDURE statement
366 with explicit interface. */
369 /* Whether a SAVE attribute was set explicitly or implicitly. */
371 { SAVE_NONE
= 0, SAVE_EXPLICIT
, SAVE_IMPLICIT
374 /* OpenACC 'routine' directive's level of parallelism. */
375 enum oacc_routine_lop
376 { OACC_ROUTINE_LOP_NONE
= 0,
377 OACC_ROUTINE_LOP_GANG
,
378 OACC_ROUTINE_LOP_WORKER
,
379 OACC_ROUTINE_LOP_VECTOR
,
380 OACC_ROUTINE_LOP_SEQ
,
381 OACC_ROUTINE_LOP_ERROR
384 /* Strings for all symbol attributes. We use these for dumping the
385 parse tree, in error messages, and also when reading and writing
386 modules. In symbol.cc. */
387 extern const mstring flavors
[];
388 extern const mstring procedures
[];
389 extern const mstring intents
[];
390 extern const mstring access_types
[];
391 extern const mstring ifsrc_types
[];
392 extern const mstring save_status
[];
394 /* Strings for DTIO procedure names. In symbol.cc. */
395 extern const mstring dtio_procs
[];
398 { DTIO_RF
= 0, DTIO_WF
, DTIO_RUF
, DTIO_WUF
};
400 /* Enumeration of all the generic intrinsic functions. Used by the
401 backend for identification of a function. */
405 /* GFC_ISYM_NONE is used for intrinsics which will never be seen by
406 the backend (e.g. KIND). */
438 GFC_ISYM_ATOMIC_FETCH_ADD
,
439 GFC_ISYM_ATOMIC_FETCH_AND
,
440 GFC_ISYM_ATOMIC_FETCH_OR
,
441 GFC_ISYM_ATOMIC_FETCH_XOR
,
458 GFC_ISYM_CO_BROADCAST
,
463 GFC_ISYM_COMMAND_ARGUMENT_COUNT
,
464 GFC_ISYM_COMPILER_OPTIONS
,
465 GFC_ISYM_COMPILER_VERSION
,
478 GFC_ISYM_C_ASSOCIATED
,
479 GFC_ISYM_C_F_POINTER
,
480 GFC_ISYM_C_F_PROCPOINTER
,
484 GFC_ISYM_DATE_AND_TIME
,
489 GFC_ISYM_DOT_PRODUCT
,
498 GFC_ISYM_ERFC_SCALED
,
500 GFC_ISYM_EVENT_QUERY
,
501 GFC_ISYM_EXECUTE_COMMAND_LINE
,
505 GFC_ISYM_EXTENDS_TYPE_OF
,
506 GFC_ISYM_FAILED_IMAGES
,
508 GFC_ISYM_FE_RUNTIME_ERROR
,
526 GFC_ISYM_GET_COMMAND
,
527 GFC_ISYM_GET_COMMAND_ARGUMENT
,
530 GFC_ISYM_GET_ENVIRONMENT_VARIABLE
,
552 GFC_ISYM_IMAGE_INDEX
,
553 GFC_ISYM_IMAGE_STATUS
,
562 GFC_ISYM_IS_CONTIGUOUS
,
563 GFC_ISYM_IS_IOSTAT_END
,
564 GFC_ISYM_IS_IOSTAT_EOR
,
599 GFC_ISYM_MAXEXPONENT
,
607 GFC_ISYM_MINEXPONENT
,
632 GFC_ISYM_RANDOM_INIT
,
633 GFC_ISYM_RANDOM_NUMBER
,
634 GFC_ISYM_RANDOM_SEED
,
644 GFC_ISYM_SAME_TYPE_AS
,
650 GFC_ISYM_SET_EXPONENT
,
672 GFC_ISYM_STOPPED_IMAGES
,
673 GFC_ISYM_STORAGE_SIZE
,
679 GFC_ISYM_SYSTEM_CLOCK
,
683 GFC_ISYM_TEAM_NUMBER
,
706 enum init_local_logical
708 GFC_INIT_LOGICAL_OFF
= 0,
709 GFC_INIT_LOGICAL_FALSE
,
710 GFC_INIT_LOGICAL_TRUE
713 enum init_local_character
715 GFC_INIT_CHARACTER_OFF
= 0,
716 GFC_INIT_CHARACTER_ON
719 enum init_local_integer
721 GFC_INIT_INTEGER_OFF
= 0,
733 enum gfc_param_spec_type
740 /************************* Structures *****************************/
742 /* Used for keeping things in balanced binary trees. */
743 #define BBT_HEADER(self) int priority; struct self *left, *right
745 #define NAMED_INTCST(a,b,c,d) a,
746 #define NAMED_KINDARRAY(a,b,c,d) a,
747 #define NAMED_FUNCTION(a,b,c,d) a,
748 #define NAMED_SUBROUTINE(a,b,c,d) a,
749 #define NAMED_DERIVED_TYPE(a,b,c,d) a,
750 enum iso_fortran_env_symbol
752 ISOFORTRANENV_INVALID
= -1,
753 #include "iso-fortran-env.def"
754 ISOFORTRANENV_LAST
, ISOFORTRANENV_NUMBER
= ISOFORTRANENV_LAST
757 #undef NAMED_KINDARRAY
758 #undef NAMED_FUNCTION
759 #undef NAMED_SUBROUTINE
760 #undef NAMED_DERIVED_TYPE
762 #define NAMED_INTCST(a,b,c,d) a,
763 #define NAMED_REALCST(a,b,c,d) a,
764 #define NAMED_CMPXCST(a,b,c,d) a,
765 #define NAMED_LOGCST(a,b,c) a,
766 #define NAMED_CHARKNDCST(a,b,c) a,
767 #define NAMED_CHARCST(a,b,c) a,
768 #define DERIVED_TYPE(a,b,c) a,
769 #define NAMED_FUNCTION(a,b,c,d) a,
770 #define NAMED_SUBROUTINE(a,b,c,d) a,
771 enum iso_c_binding_symbol
773 ISOCBINDING_INVALID
= -1,
774 #include "iso-c-binding.def"
776 ISOCBINDING_NUMBER
= ISOCBINDING_LAST
782 #undef NAMED_CHARKNDCST
785 #undef NAMED_FUNCTION
786 #undef NAMED_SUBROUTINE
790 INTMOD_NONE
= 0, INTMOD_ISO_FORTRAN_ENV
, INTMOD_ISO_C_BINDING
,
791 INTMOD_IEEE_FEATURES
, INTMOD_IEEE_EXCEPTIONS
, INTMOD_IEEE_ARITHMETIC
796 char name
[GFC_MAX_SYMBOL_LEN
+ 1];
797 int value
; /* Used for both integer and character values. */
802 /* Array of structs, where the structs represent the C interop kinds.
803 The list will be implemented based on a hash of the kind name since
804 these could be accessed multiple times.
805 Declared in trans-types.cc as a global, since it's in that file
806 that the list is initialized. */
807 extern CInteropKind_t c_interop_kinds_table
[];
809 enum gfc_omp_device_type
811 OMP_DEVICE_TYPE_UNSET
,
812 OMP_DEVICE_TYPE_HOST
,
813 OMP_DEVICE_TYPE_NOHOST
,
817 enum gfc_omp_severity_type
820 OMP_SEVERITY_WARNING
,
831 /* Structure and list of supported extension attributes. */
834 EXT_ATTR_DLLIMPORT
= 0,
839 EXT_ATTR_NO_ARG_CHECK
,
844 EXT_ATTR_LAST
, EXT_ATTR_NUM
= EXT_ATTR_LAST
852 const char *middle_end_name
;
856 extern const ext_attr_t ext_attr_list
[];
858 /* Symbol attribute structure. */
861 /* Variable attributes. */
862 unsigned allocatable
:1, dimension
:1, codimension
:1, external
:1, intrinsic
:1,
863 optional
:1, pointer
:1, target
:1, value
:1, volatile_
:1, temporary
:1,
864 dummy
:1, result
:1, assign
:1, threadprivate
:1, not_always_present
:1,
865 implied_index
:1, subref_array_pointer
:1, proc_pointer
:1, asynchronous
:1,
866 contiguous
:1, fe_temp
: 1, automatic
: 1;
868 /* For CLASS containers, the pointer attribute is sometimes set internally
869 even though it was not directly specified. In this case, keep the
870 "real" (original) value here. */
871 unsigned class_pointer
:1;
873 ENUM_BITFIELD (save_state
) save
:2;
875 unsigned data
:1, /* Symbol is named in a DATA statement. */
876 is_protected
:1, /* Symbol has been marked as protected. */
877 use_assoc
:1, /* Symbol has been use-associated. */
878 used_in_submodule
:1, /* Symbol has been use-associated in a
879 submodule. Needed since these entities must
880 be set host associated to be compliant. */
881 use_only
:1, /* Symbol has been use-associated, with ONLY. */
882 use_rename
:1, /* Symbol has been use-associated and renamed. */
883 imported
:1, /* Symbol has been associated by IMPORT. */
884 host_assoc
:1; /* Symbol has been host associated. */
886 unsigned in_namelist
:1, in_common
:1, in_equivalence
:1;
887 unsigned function
:1, subroutine
:1, procedure
:1;
888 unsigned generic
:1, generic_copy
:1;
889 unsigned implicit_type
:1; /* Type defined via implicit rules. */
890 unsigned untyped
:1; /* No implicit type could be found. */
892 unsigned is_bind_c
:1; /* say if is bound to C. */
893 unsigned extension
:8; /* extension level of a derived type. */
894 unsigned is_class
:1; /* is a CLASS container. */
895 unsigned class_ok
:1; /* is a CLASS object with correct attributes. */
896 unsigned vtab
:1; /* is a derived type vtab, pointed to by CLASS objects. */
897 unsigned vtype
:1; /* is a derived type of a vtab. */
899 /* These flags are both in the typespec and attribute. The attribute
900 list is what gets read from/written to a module file. The typespec
901 is created from a decl being processed. */
902 unsigned is_c_interop
:1; /* It's c interoperable. */
903 unsigned is_iso_c
:1; /* Symbol is from iso_c_binding. */
905 /* Function/subroutine attributes */
906 unsigned sequence
:1, elemental
:1, pure
:1, recursive
:1;
907 unsigned unmaskable
:1, masked
:1, contained
:1, mod_proc
:1, abstract
:1;
909 /* Set if this is a module function or subroutine. Note that it is an
910 attribute because it appears as a prefix in the declaration like
912 unsigned module_procedure
:1;
914 /* Set if a (public) symbol [e.g. generic name] exposes this symbol,
915 which is relevant for private module procedures. */
916 unsigned public_used
:1;
918 /* This is set if a contained procedure could be declared pure. This is
919 used for certain optimizations that require the result or arguments
920 cannot alias. Note that this is zero for PURE procedures. */
921 unsigned implicit_pure
:1;
923 /* This is set for a procedure that contains expressions referencing
924 arrays coming from outside its namespace.
925 This is used to force the creation of a temporary when the LHS of
926 an array assignment may be used by an elemental procedure appearing
928 unsigned array_outer_dependency
:1;
930 /* This is set if the subroutine doesn't return. Currently, this
931 is only possible for intrinsic subroutines. */
934 /* Set if this procedure is an alternate entry point. These procedures
935 don't have any code associated, and the backend will turn them into
936 thunks to the master function. */
939 /* Set if this is the master function for a procedure with multiple
941 unsigned entry_master
:1;
943 /* Set if this is the master function for a function with multiple
944 entry points where characteristics of the entry points differ. */
945 unsigned mixed_entry_master
:1;
947 /* Set if a function must always be referenced by an explicit interface. */
948 unsigned always_explicit
:1;
950 /* Set if the symbol is generated and, hence, standard violations
951 shouldn't be flaged. */
952 unsigned artificial
:1;
954 /* Set if the symbol has been referenced in an expression. No further
955 modification of type or type parameters is permitted. */
956 unsigned referenced
:1;
958 /* Set if this is the symbol for the main program. */
959 unsigned is_main_program
:1;
961 /* Mutually exclusive multibit attributes. */
962 ENUM_BITFIELD (gfc_access
) access
:2;
963 ENUM_BITFIELD (sym_intent
) intent
:2;
964 ENUM_BITFIELD (sym_flavor
) flavor
:4;
965 ENUM_BITFIELD (ifsrc
) if_source
:2;
967 ENUM_BITFIELD (procedure_type
) proc
:3;
969 /* Special attributes for Cray pointers, pointees. */
970 unsigned cray_pointer
:1, cray_pointee
:1;
972 /* The symbol is a derived type with allocatable components, pointer
973 components or private components, procedure pointer components,
974 possibly nested. zero_comp is true if the derived type has no
975 component at all. defined_assign_comp is true if the derived
976 type or a (sub-)component has a typebound defined assignment.
977 unlimited_polymorphic flags the type of the container for these
979 unsigned alloc_comp
:1, pointer_comp
:1, proc_pointer_comp
:1,
980 private_comp
:1, zero_comp
:1, coarray_comp
:1, lock_comp
:1,
981 event_comp
:1, defined_assign_comp
:1, unlimited_polymorphic
:1,
982 has_dtio_procs
:1, caf_token
:1;
984 /* This is a temporary selector for SELECT TYPE/RANK or an associate
985 variable for SELECT TYPE/RANK or ASSOCIATE. */
986 unsigned select_type_temporary
:1, select_rank_temporary
:1, associate_var
:1;
988 /* These are the attributes required for parameterized derived
990 unsigned pdt_kind
:1, pdt_len
:1, pdt_type
:1, pdt_template
:1,
991 pdt_array
:1, pdt_string
:1;
993 /* This is omp_{out,in,priv,orig} artificial variable in
994 !$OMP DECLARE REDUCTION. */
995 unsigned omp_udr_artificial_var
:1;
997 /* Mentioned in OMP DECLARE TARGET. */
998 unsigned omp_declare_target
:1;
999 unsigned omp_declare_target_link
:1;
1000 ENUM_BITFIELD (gfc_omp_device_type
) omp_device_type
:2;
1002 /* Mentioned in OACC DECLARE. */
1003 unsigned oacc_declare_create
:1;
1004 unsigned oacc_declare_copyin
:1;
1005 unsigned oacc_declare_deviceptr
:1;
1006 unsigned oacc_declare_device_resident
:1;
1007 unsigned oacc_declare_link
:1;
1009 /* OpenACC 'routine' directive's level of parallelism. */
1010 ENUM_BITFIELD (oacc_routine_lop
) oacc_routine_lop
:3;
1011 unsigned oacc_routine_nohost
:1;
1013 /* Attributes set by compiler extensions (!GCC$ ATTRIBUTES). */
1014 unsigned ext_attr
:EXT_ATTR_NUM
;
1016 /* The namespace where the attribute has been set. */
1017 struct gfc_namespace
*volatile_ns
, *asynchronous_ns
;
1022 /* We need to store source lines as sequences of multibyte source
1023 characters. We define here a type wide enough to hold any multibyte
1024 source character, just like libcpp does. A 32-bit type is enough. */
1026 #if HOST_BITS_PER_INT >= 32
1027 typedef unsigned int gfc_char_t
;
1028 #elif HOST_BITS_PER_LONG >= 32
1029 typedef unsigned long gfc_char_t
;
1030 #elif defined(HAVE_LONG_LONG) && (HOST_BITS_PER_LONGLONG >= 32)
1031 typedef unsigned long long gfc_char_t
;
1033 # error "Cannot find an integer type with at least 32 bits"
1037 /* The following three structures are used to identify a location in
1040 gfc_file is used to maintain a tree of the source files and how
1041 they include each other
1043 gfc_linebuf holds a single line of source code and information
1044 which file it resides in
1046 locus point to the sourceline and the character in the source
1050 typedef struct gfc_file
1052 struct gfc_file
*next
, *up
;
1053 int inclusion_line
, line
;
1057 typedef struct gfc_linebuf
1059 location_t location
;
1060 struct gfc_file
*file
;
1061 struct gfc_linebuf
*next
;
1069 #define gfc_linebuf_header_size (offsetof (gfc_linebuf, line))
1071 #define gfc_linebuf_linenum(LBUF) (LOCATION_LINE ((LBUF)->location))
1079 /* In order for the "gfc" format checking to work correctly, you must
1080 have declared a typedef locus first. */
1081 #if GCC_VERSION >= 4001
1082 #define ATTRIBUTE_GCC_GFC(m, n) __attribute__ ((__format__ (__gcc_gfc__, m, n))) ATTRIBUTE_NONNULL(m)
1084 #define ATTRIBUTE_GCC_GFC(m, n) ATTRIBUTE_NONNULL(m)
1088 /* Suppress error messages or re-enable them. */
1090 void gfc_push_suppress_errors (void);
1091 void gfc_pop_suppress_errors (void);
1092 bool gfc_query_suppress_errors (void);
1095 /* Character length structures hold the expression that gives the
1096 length of a character variable. We avoid putting these into
1097 gfc_typespec because doing so prevents us from doing structure
1098 copies and forces us to deallocate any typespecs we create, as well
1099 as structures that contain typespecs. They also can have multiple
1100 character typespecs pointing to them.
1102 These structures form a singly linked list within the current
1103 namespace and are deallocated with the namespace. It is possible to
1104 end up with gfc_charlen structures that have nothing pointing to them. */
1106 typedef struct gfc_charlen
1108 struct gfc_expr
*length
;
1109 struct gfc_charlen
*next
;
1110 bool length_from_typespec
; /* Length from explicit array ctor typespec? */
1112 tree passed_length
; /* Length argument explicitly passed. */
1118 #define gfc_get_charlen() XCNEW (gfc_charlen)
1120 /* Type specification structure. */
1128 struct gfc_symbol
*derived
; /* For derived types only. */
1129 gfc_charlen
*cl
; /* For character types only. */
1130 int pad
; /* For hollerith types only. */
1134 struct gfc_symbol
*interface
; /* For PROCEDURE declarations. */
1139 gfc_symbol
*interop_kind
;
1143 /* Array specification. */
1146 int rank
; /* A scalar has a rank of 0, an assumed-rank array has -1. */
1148 array_type type
, cotype
;
1149 struct gfc_expr
*lower
[GFC_MAX_DIMENSIONS
], *upper
[GFC_MAX_DIMENSIONS
];
1151 /* These two fields are used with the Cray Pointer extension. */
1152 bool cray_pointee
; /* True iff this spec belongs to a cray pointee. */
1153 bool cp_was_assumed
; /* AS_ASSUMED_SIZE cp arrays are converted to
1154 AS_EXPLICIT, but we want to remember that we
1161 #define gfc_get_array_spec() XCNEW (gfc_array_spec)
1164 /* Components of derived types. */
1165 typedef struct gfc_component
1170 symbol_attribute attr
;
1174 /* Used to cache a FIELD_DECL matching this same component
1175 but applied to a different backend containing type that was
1176 generated by gfc_nonrestricted_type. */
1177 tree norestrict_decl
;
1179 struct gfc_expr
*initializer
;
1180 /* Used in parameterized derived type declarations to store parameterized
1181 kind expressions. */
1182 struct gfc_expr
*kind_expr
;
1183 struct gfc_actual_arglist
*param_list
;
1185 struct gfc_component
*next
;
1187 /* Needed for procedure pointer components. */
1188 struct gfc_typebound_proc
*tb
;
1189 /* When allocatable/pointer and in a coarray the associated token. */
1194 #define gfc_get_component() XCNEW (gfc_component)
1196 /* Formal argument lists are lists of symbols. */
1197 typedef struct gfc_formal_arglist
1199 /* Symbol representing the argument at this position in the arglist. */
1200 struct gfc_symbol
*sym
;
1201 /* Points to the next formal argument. */
1202 struct gfc_formal_arglist
*next
;
1206 #define gfc_get_formal_arglist() XCNEW (gfc_formal_arglist)
1209 struct gfc_dummy_arg
;
1212 /* The gfc_actual_arglist structure is for actual arguments and
1213 for type parameter specification lists. */
1214 typedef struct gfc_actual_arglist
1217 /* Alternate return label when the expr member is null. */
1218 struct gfc_st_label
*label
;
1220 gfc_param_spec_type spec_type
;
1222 struct gfc_expr
*expr
;
1224 /* The dummy arg this actual arg is associated with, if the interface
1225 is explicit. NULL otherwise. */
1226 gfc_dummy_arg
*associated_dummy
;
1228 struct gfc_actual_arglist
*next
;
1232 #define gfc_get_actual_arglist() XCNEW (gfc_actual_arglist)
1235 /* Because a symbol can belong to multiple namelists, they must be
1236 linked externally to the symbol itself. */
1237 typedef struct gfc_namelist
1239 struct gfc_symbol
*sym
;
1240 struct gfc_namelist
*next
;
1244 #define gfc_get_namelist() XCNEW (gfc_namelist)
1246 /* Likewise to gfc_namelist, but contains expressions. */
1247 typedef struct gfc_expr_list
1249 struct gfc_expr
*expr
;
1250 struct gfc_expr_list
*next
;
1254 #define gfc_get_expr_list() XCNEW (gfc_expr_list)
1256 enum gfc_omp_reduction_op
1258 OMP_REDUCTION_NONE
= -1,
1259 OMP_REDUCTION_PLUS
= INTRINSIC_PLUS
,
1260 OMP_REDUCTION_MINUS
= INTRINSIC_MINUS
,
1261 OMP_REDUCTION_TIMES
= INTRINSIC_TIMES
,
1262 OMP_REDUCTION_AND
= INTRINSIC_AND
,
1263 OMP_REDUCTION_OR
= INTRINSIC_OR
,
1264 OMP_REDUCTION_EQV
= INTRINSIC_EQV
,
1265 OMP_REDUCTION_NEQV
= INTRINSIC_NEQV
,
1266 OMP_REDUCTION_MAX
= GFC_INTRINSIC_END
,
1274 enum gfc_omp_depend_doacross_op
1280 OMP_DEPEND_INOUTSET
,
1281 OMP_DEPEND_MUTEXINOUTSET
,
1283 OMP_DEPEND_SINK_FIRST
,
1284 OMP_DOACROSS_SINK_FIRST
,
1298 OMP_MAP_FORCE_ALLOC
,
1301 OMP_MAP_FORCE_TOFROM
,
1302 OMP_MAP_FORCE_PRESENT
,
1303 OMP_MAP_FORCE_DEVICEPTR
,
1304 OMP_MAP_DEVICE_RESIDENT
,
1308 OMP_MAP_ALWAYS_FROM
,
1309 OMP_MAP_ALWAYS_TOFROM
1312 enum gfc_omp_defaultmap
1314 OMP_DEFAULTMAP_UNSET
,
1315 OMP_DEFAULTMAP_ALLOC
,
1317 OMP_DEFAULTMAP_FROM
,
1318 OMP_DEFAULTMAP_TOFROM
,
1319 OMP_DEFAULTMAP_FIRSTPRIVATE
,
1320 OMP_DEFAULTMAP_NONE
,
1321 OMP_DEFAULTMAP_DEFAULT
,
1322 OMP_DEFAULTMAP_PRESENT
1325 enum gfc_omp_defaultmap_category
1327 OMP_DEFAULTMAP_CAT_UNCATEGORIZED
,
1328 OMP_DEFAULTMAP_CAT_SCALAR
,
1329 OMP_DEFAULTMAP_CAT_AGGREGATE
,
1330 OMP_DEFAULTMAP_CAT_ALLOCATABLE
,
1331 OMP_DEFAULTMAP_CAT_POINTER
,
1332 OMP_DEFAULTMAP_CAT_NUM
1335 enum gfc_omp_linear_op
1343 /* For use in OpenMP clauses in case we need extra information
1344 (aligned clause alignment, linear clause step, etc.). */
1346 typedef struct gfc_omp_namelist
1348 struct gfc_symbol
*sym
;
1349 struct gfc_expr
*expr
;
1352 gfc_omp_reduction_op reduction_op
;
1353 gfc_omp_depend_doacross_op depend_doacross_op
;
1354 gfc_omp_map_op map_op
;
1358 ENUM_BITFIELD (gfc_omp_linear_op
) op
:4;
1361 struct gfc_common_head
*common
;
1362 bool lastprivate_conditional
;
1366 struct gfc_omp_namelist_udr
*udr
;
1369 struct gfc_omp_namelist
*next
;
1374 #define gfc_get_omp_namelist() XCNEW (gfc_omp_namelist)
1379 OMP_LIST_PRIVATE
= OMP_LIST_FIRST
,
1380 OMP_LIST_FIRSTPRIVATE
,
1381 OMP_LIST_LASTPRIVATE
,
1382 OMP_LIST_COPYPRIVATE
,
1396 OMP_LIST_REDUCTION_INSCAN
,
1397 OMP_LIST_REDUCTION_TASK
,
1398 OMP_LIST_IN_REDUCTION
,
1399 OMP_LIST_TASK_REDUCTION
,
1400 OMP_LIST_DEVICE_RESIDENT
,
1402 OMP_LIST_USE_DEVICE
,
1404 OMP_LIST_IS_DEVICE_PTR
,
1405 OMP_LIST_USE_DEVICE_PTR
,
1406 OMP_LIST_USE_DEVICE_ADDR
,
1407 OMP_LIST_NONTEMPORAL
,
1409 OMP_LIST_HAS_DEVICE_ADDR
,
1411 OMP_LIST_NUM
/* Must be the last. */
1414 /* Because a symbol can belong to multiple namelists, they must be
1415 linked externally to the symbol itself. */
1417 enum gfc_omp_sched_kind
1427 enum gfc_omp_default_sharing
1429 OMP_DEFAULT_UNKNOWN
,
1431 OMP_DEFAULT_PRIVATE
,
1433 OMP_DEFAULT_FIRSTPRIVATE
,
1437 enum gfc_omp_proc_bind_kind
1439 OMP_PROC_BIND_UNKNOWN
,
1440 OMP_PROC_BIND_PRIMARY
,
1441 OMP_PROC_BIND_MASTER
,
1442 OMP_PROC_BIND_SPREAD
,
1446 enum gfc_omp_cancel_kind
1449 OMP_CANCEL_PARALLEL
,
1450 OMP_CANCEL_SECTIONS
,
1452 OMP_CANCEL_TASKGROUP
1455 enum gfc_omp_if_kind
1464 OMP_IF_TARGET_UPDATE
,
1465 OMP_IF_TARGET_ENTER_DATA
,
1466 OMP_IF_TARGET_EXIT_DATA
,
1470 enum gfc_omp_atomic_op
1472 GFC_OMP_ATOMIC_UNSET
= 0,
1473 GFC_OMP_ATOMIC_UPDATE
= 1,
1474 GFC_OMP_ATOMIC_READ
= 2,
1475 GFC_OMP_ATOMIC_WRITE
= 3,
1476 GFC_OMP_ATOMIC_MASK
= 3,
1477 GFC_OMP_ATOMIC_SWAP
= 16
1480 enum gfc_omp_requires_kind
1482 /* Keep in sync with gfc_namespace, esp. with omp_req_mem_order. */
1483 OMP_REQ_ATOMIC_MEM_ORDER_SEQ_CST
= 1, /* 01 */
1484 OMP_REQ_ATOMIC_MEM_ORDER_ACQ_REL
= 2, /* 10 */
1485 OMP_REQ_ATOMIC_MEM_ORDER_RELAXED
= 3, /* 11 */
1486 OMP_REQ_REVERSE_OFFLOAD
= (1 << 2),
1487 OMP_REQ_UNIFIED_ADDRESS
= (1 << 3),
1488 OMP_REQ_UNIFIED_SHARED_MEMORY
= (1 << 4),
1489 OMP_REQ_DYNAMIC_ALLOCATORS
= (1 << 5),
1490 OMP_REQ_TARGET_MASK
= (OMP_REQ_REVERSE_OFFLOAD
1491 | OMP_REQ_UNIFIED_ADDRESS
1492 | OMP_REQ_UNIFIED_SHARED_MEMORY
),
1493 OMP_REQ_ATOMIC_MEM_ORDER_MASK
= (OMP_REQ_ATOMIC_MEM_ORDER_SEQ_CST
1494 | OMP_REQ_ATOMIC_MEM_ORDER_ACQ_REL
1495 | OMP_REQ_ATOMIC_MEM_ORDER_RELAXED
)
1498 enum gfc_omp_memorder
1501 OMP_MEMORDER_SEQ_CST
,
1502 OMP_MEMORDER_ACQ_REL
,
1503 OMP_MEMORDER_RELEASE
,
1504 OMP_MEMORDER_ACQUIRE
,
1505 OMP_MEMORDER_RELAXED
1508 enum gfc_omp_bind_type
1516 typedef struct gfc_omp_assumptions
1518 int n_absent
, n_contains
;
1519 enum gfc_statement
*absent
, *contains
;
1520 gfc_expr_list
*holds
;
1521 bool no_openmp
:1, no_openmp_routines
:1, no_parallelism
:1;
1523 gfc_omp_assumptions
;
1525 #define gfc_get_omp_assumptions() XCNEW (gfc_omp_assumptions)
1528 typedef struct gfc_omp_clauses
1530 gfc_omp_namelist
*lists
[OMP_LIST_NUM
];
1531 struct gfc_expr
*if_expr
;
1532 struct gfc_expr
*final_expr
;
1533 struct gfc_expr
*num_threads
;
1534 struct gfc_expr
*chunk_size
;
1535 struct gfc_expr
*safelen_expr
;
1536 struct gfc_expr
*simdlen_expr
;
1537 struct gfc_expr
*num_teams_lower
;
1538 struct gfc_expr
*num_teams_upper
;
1539 struct gfc_expr
*device
;
1540 struct gfc_expr
*thread_limit
;
1541 struct gfc_expr
*grainsize
;
1542 struct gfc_expr
*filter
;
1543 struct gfc_expr
*hint
;
1544 struct gfc_expr
*num_tasks
;
1545 struct gfc_expr
*priority
;
1546 struct gfc_expr
*detach
;
1547 struct gfc_expr
*depobj
;
1548 struct gfc_expr
*if_exprs
[OMP_IF_LAST
];
1549 struct gfc_expr
*dist_chunk_size
;
1550 struct gfc_expr
*message
;
1551 struct gfc_omp_assumptions
*assume
;
1552 const char *critical_name
;
1553 enum gfc_omp_default_sharing default_sharing
;
1554 enum gfc_omp_atomic_op atomic_op
;
1555 enum gfc_omp_defaultmap defaultmap
[OMP_DEFAULTMAP_CAT_NUM
];
1556 int collapse
, orderedc
;
1557 unsigned nowait
:1, ordered
:1, untied
:1, mergeable
:1, ancestor
:1;
1558 unsigned inbranch
:1, notinbranch
:1, nogroup
:1;
1559 unsigned sched_simd
:1, sched_monotonic
:1, sched_nonmonotonic
:1;
1560 unsigned simd
:1, threads
:1, doacross_source
:1, depend_source
:1, destroy
:1;
1561 unsigned order_unconstrained
:1, order_reproducible
:1, capture
:1;
1562 unsigned grainsize_strict
:1, num_tasks_strict
:1, compare
:1, weak
:1;
1563 unsigned non_rectangular
:1, order_concurrent
:1;
1564 ENUM_BITFIELD (gfc_omp_sched_kind
) sched_kind
:3;
1565 ENUM_BITFIELD (gfc_omp_device_type
) device_type
:2;
1566 ENUM_BITFIELD (gfc_omp_memorder
) memorder
:3;
1567 ENUM_BITFIELD (gfc_omp_memorder
) fail
:3;
1568 ENUM_BITFIELD (gfc_omp_cancel_kind
) cancel
:3;
1569 ENUM_BITFIELD (gfc_omp_proc_bind_kind
) proc_bind
:3;
1570 ENUM_BITFIELD (gfc_omp_depend_doacross_op
) depobj_update
:4;
1571 ENUM_BITFIELD (gfc_omp_bind_type
) bind
:2;
1572 ENUM_BITFIELD (gfc_omp_at_type
) at
:2;
1573 ENUM_BITFIELD (gfc_omp_severity_type
) severity
:2;
1574 ENUM_BITFIELD (gfc_omp_sched_kind
) dist_sched_kind
:3;
1577 struct gfc_expr
*async_expr
;
1578 struct gfc_expr
*gang_static_expr
;
1579 struct gfc_expr
*gang_num_expr
;
1580 struct gfc_expr
*worker_expr
;
1581 struct gfc_expr
*vector_expr
;
1582 struct gfc_expr
*num_gangs_expr
;
1583 struct gfc_expr
*num_workers_expr
;
1584 struct gfc_expr
*vector_length_expr
;
1585 gfc_expr_list
*wait_list
;
1586 gfc_expr_list
*tile_list
;
1587 unsigned async
:1, gang
:1, worker
:1, vector
:1, seq
:1, independent
:1;
1588 unsigned par_auto
:1, gang_static
:1;
1589 unsigned if_present
:1, finalize
:1;
1595 #define gfc_get_omp_clauses() XCNEW (gfc_omp_clauses)
1598 /* Node in the linked list used for storing !$oacc declare constructs. */
1600 typedef struct gfc_oacc_declare
1602 struct gfc_oacc_declare
*next
;
1604 gfc_omp_clauses
*clauses
;
1609 #define gfc_get_oacc_declare() XCNEW (gfc_oacc_declare)
1612 /* Node in the linked list used for storing !$omp declare simd constructs. */
1614 typedef struct gfc_omp_declare_simd
1616 struct gfc_omp_declare_simd
*next
;
1617 locus where
; /* Where the !$omp declare simd construct occurred. */
1619 gfc_symbol
*proc_name
;
1621 gfc_omp_clauses
*clauses
;
1623 gfc_omp_declare_simd
;
1624 #define gfc_get_omp_declare_simd() XCNEW (gfc_omp_declare_simd)
1627 enum gfc_omp_trait_property_kind
1631 CTX_PROPERTY_NAME_LIST
,
1637 typedef struct gfc_omp_trait_property
1639 struct gfc_omp_trait_property
*next
;
1640 enum gfc_omp_trait_property_kind property_kind
;
1647 gfc_omp_clauses
*clauses
;
1650 } gfc_omp_trait_property
;
1651 #define gfc_get_omp_trait_property() XCNEW (gfc_omp_trait_property)
1653 typedef struct gfc_omp_selector
1655 struct gfc_omp_selector
*next
;
1657 char *trait_selector_name
;
1659 struct gfc_omp_trait_property
*properties
;
1661 #define gfc_get_omp_selector() XCNEW (gfc_omp_selector)
1663 typedef struct gfc_omp_set_selector
1665 struct gfc_omp_set_selector
*next
;
1667 const char *trait_set_selector_name
;
1668 struct gfc_omp_selector
*trait_selectors
;
1669 } gfc_omp_set_selector
;
1670 #define gfc_get_omp_set_selector() XCNEW (gfc_omp_set_selector)
1673 /* Node in the linked list used for storing !$omp declare variant
1676 typedef struct gfc_omp_declare_variant
1678 struct gfc_omp_declare_variant
*next
;
1679 locus where
; /* Where the !$omp declare variant construct occurred. */
1681 struct gfc_symtree
*base_proc_symtree
;
1682 struct gfc_symtree
*variant_proc_symtree
;
1684 gfc_omp_set_selector
*set_selectors
;
1686 bool checked_p
: 1; /* Set if previously checked for errors. */
1687 bool error_p
: 1; /* Set if error found in directive. */
1689 gfc_omp_declare_variant
;
1690 #define gfc_get_omp_declare_variant() XCNEW (gfc_omp_declare_variant)
1693 typedef struct gfc_omp_udr
1695 struct gfc_omp_udr
*next
;
1696 locus where
; /* Where the !$omp declare reduction construct occurred. */
1700 gfc_omp_reduction_op rop
;
1702 struct gfc_symbol
*omp_out
;
1703 struct gfc_symbol
*omp_in
;
1704 struct gfc_namespace
*combiner_ns
;
1706 struct gfc_symbol
*omp_priv
;
1707 struct gfc_symbol
*omp_orig
;
1708 struct gfc_namespace
*initializer_ns
;
1711 #define gfc_get_omp_udr() XCNEW (gfc_omp_udr)
1713 typedef struct gfc_omp_namelist_udr
1715 struct gfc_omp_udr
*udr
;
1716 struct gfc_code
*combiner
;
1717 struct gfc_code
*initializer
;
1719 gfc_omp_namelist_udr
;
1720 #define gfc_get_omp_namelist_udr() XCNEW (gfc_omp_namelist_udr)
1722 /* The gfc_st_label structure is a BBT attached to a namespace that
1723 records the usage of statement labels within that space. */
1725 typedef struct gfc_st_label
1727 BBT_HEADER(gfc_st_label
);
1731 gfc_sl_type defined
, referenced
;
1733 struct gfc_expr
*format
;
1744 /* gfc_interface()-- Interfaces are lists of symbols strung together. */
1745 typedef struct gfc_interface
1747 struct gfc_symbol
*sym
;
1749 struct gfc_interface
*next
;
1753 #define gfc_get_interface() XCNEW (gfc_interface)
1755 /* User operator nodes. These are like stripped down symbols. */
1761 struct gfc_namespace
*ns
;
1767 /* A list of specific bindings that are associated with a generic spec. */
1768 typedef struct gfc_tbp_generic
1770 /* The parser sets specific_st, upon resolution we look for the corresponding
1771 gfc_typebound_proc and set specific for further use. */
1772 struct gfc_symtree
* specific_st
;
1773 struct gfc_typebound_proc
* specific
;
1775 struct gfc_tbp_generic
* next
;
1780 #define gfc_get_tbp_generic() XCNEW (gfc_tbp_generic)
1783 /* Data needed for type-bound procedures. */
1784 typedef struct gfc_typebound_proc
1786 locus where
; /* Where the PROCEDURE/GENERIC definition was. */
1790 struct gfc_symtree
* specific
; /* The interface if DEFERRED. */
1791 gfc_tbp_generic
* generic
;
1796 const char* pass_arg
; /* Argument-name for PASS. NULL if not specified. */
1798 /* The overridden type-bound proc (or GENERIC with this name in the
1799 parent-type) or NULL if non. */
1800 struct gfc_typebound_proc
* overridden
;
1802 /* Once resolved, we use the position of pass_arg in the formal arglist of
1803 the binding-target procedure to identify it. The first argument has
1804 number 1 here, the second 2, and so on. */
1805 unsigned pass_arg_num
;
1807 unsigned nopass
:1; /* Whether we have NOPASS (PASS otherwise). */
1808 unsigned non_overridable
:1;
1809 unsigned deferred
:1;
1810 unsigned is_generic
:1;
1811 unsigned function
:1, subroutine
:1;
1812 unsigned error
:1; /* Ignore it, when an error occurred during resolution. */
1818 /* Symbol nodes. These are important things. They are what the
1819 standard refers to as "entities". The possibly multiple names that
1820 refer to the same entity are accomplished by a binary tree of
1821 symtree structures that is balanced by the red-black method-- more
1822 than one symtree node can point to any given symbol. */
1824 typedef struct gfc_symbol
1826 const char *name
; /* Primary name, before renaming */
1827 const char *module
; /* Module this symbol came from */
1831 symbol_attribute attr
;
1833 /* The formal member points to the formal argument list if the
1834 symbol is a function or subroutine name. If the symbol is a
1835 generic name, the generic member points to the list of
1838 gfc_interface
*generic
;
1839 gfc_access component_access
;
1841 gfc_formal_arglist
*formal
;
1842 struct gfc_namespace
*formal_ns
;
1843 struct gfc_namespace
*f2k_derived
;
1845 /* List of PDT parameter expressions */
1846 struct gfc_actual_arglist
*param_list
;
1848 struct gfc_expr
*value
; /* Parameter/Initializer value */
1850 struct gfc_symbol
*result
; /* function result symbol */
1851 gfc_component
*components
; /* Derived type components */
1853 /* Defined only for Cray pointees; points to their pointer. */
1854 struct gfc_symbol
*cp_pointer
;
1856 int entry_id
; /* Used in resolve.cc for entries. */
1858 /* CLASS hashed name for declared and dynamic types in the class. */
1861 struct gfc_symbol
*common_next
; /* Links for COMMON syms */
1863 /* This is only used for pointer comparisons to check if symbols
1864 are in the same common block.
1865 In opposition to common_block, the common_head pointer takes into account
1866 equivalences: if A is in a common block C and A and B are in equivalence,
1867 then both A and B have common_head pointing to C, while A's common_block
1868 points to C and B's is NULL. */
1869 struct gfc_common_head
* common_head
;
1871 /* Make sure setup code for dummy arguments is generated in the correct
1875 gfc_namelist
*namelist
, *namelist_tail
;
1877 /* The tlink field is used in the front end to carry the module
1878 declaration of separate module procedures so that the characteristics
1879 can be compared with the corresponding declaration in a submodule. In
1880 translation this field carries a linked list of symbols that require
1881 deferred initialization. */
1882 struct gfc_symbol
*tlink
;
1884 /* Change management fields. Symbols that might be modified by the
1885 current statement have the mark member nonzero. Of these symbols,
1886 symbols with old_symbol equal to NULL are symbols created within
1887 the current statement. Otherwise, old_symbol points to a copy of
1888 the old symbol. gfc_new is used in symbol.cc to flag new symbols.
1889 comp_mark is used to indicate variables which have component accesses
1890 in OpenMP/OpenACC directive clauses (cf. c-typeck.cc:c_finish_omp_clauses,
1892 data_mark is used to check duplicate mappings for OpenMP data-sharing
1893 clauses (see firstprivate_head/lastprivate_head in the above function).
1894 dev_mark is used to check duplicate mappings for OpenMP
1895 is_device_ptr/has_device_addr clauses (see is_on_device_head in above
1897 gen_mark is used to check duplicate mappings for OpenMP
1898 use_device_ptr/use_device_addr/private/shared clauses (see generic_head in
1900 reduc_mark is used to check duplicate mappings for OpenMP reduction
1902 struct gfc_symbol
*old_symbol
;
1903 unsigned mark
:1, comp_mark
:1, data_mark
:1, dev_mark
:1, gen_mark
:1;
1904 unsigned reduc_mark
:1, gfc_new
:1;
1906 /* Nonzero if all equivalences associated with this symbol have been
1908 unsigned equiv_built
:1;
1909 /* Set if this variable is used as an index name in a FORALL. */
1910 unsigned forall_index
:1;
1911 /* Set if the symbol is used in a function result specification . */
1912 unsigned fn_result_spec
:1;
1913 /* Used to avoid multiple resolutions of a single symbol. */
1914 /* = 2 if this has already been resolved as an intrinsic,
1915 in gfc_resolve_intrinsic,
1916 = 1 if it has been resolved in resolve_symbol. */
1917 unsigned resolve_symbol_called
:2;
1918 /* Set if this is a module function or subroutine with the
1919 abreviated declaration in a submodule. */
1920 unsigned abr_modproc_decl
:1;
1921 /* Set if a previous error or warning has occurred and no other
1922 should be reported. */
1924 /* Set if the dummy argument of a procedure could be an array despite
1925 being called with a scalar actual argument. */
1926 unsigned maybe_array
:1;
1927 /* Set if this should be passed by value, but is not a VALUE argument
1928 according to the Fortran standard. */
1929 unsigned pass_as_value
:1;
1932 struct gfc_namespace
*ns
; /* namespace containing this symbol */
1936 /* Identity of the intrinsic module the symbol comes from, or
1937 INTMOD_NONE if it's not imported from a intrinsic module. */
1938 intmod_id from_intmod
;
1939 /* Identity of the symbol from intrinsic modules, from enums maintained
1940 separately by each intrinsic module. Used together with from_intmod,
1941 it uniquely identifies a symbol from an intrinsic module. */
1944 /* This may be repetitive, since the typespec now has a binding
1946 const char* binding_label
;
1947 /* Store a reference to the common_block, if this symbol is in one. */
1948 struct gfc_common_head
*common_block
;
1950 /* Link to corresponding association-list if this is an associate name. */
1951 struct gfc_association_list
*assoc
;
1953 /* Link to next entry in derived type list */
1954 struct gfc_symbol
*dt_next
;
1959 struct gfc_undo_change_set
1961 vec
<gfc_symbol
*> syms
;
1962 vec
<gfc_typebound_proc
*> tbps
;
1963 gfc_undo_change_set
*previous
;
1967 /* This structure is used to keep track of symbols in common blocks. */
1968 typedef struct gfc_common_head
1971 char use_assoc
, saved
, threadprivate
;
1972 unsigned char omp_declare_target
: 1;
1973 unsigned char omp_declare_target_link
: 1;
1974 ENUM_BITFIELD (gfc_omp_device_type
) omp_device_type
:2;
1975 /* Provide sufficient space to hold "symbol.symbol.eq.1234567890". */
1976 char name
[2*GFC_MAX_SYMBOL_LEN
+ 1 + 14 + 1];
1977 struct gfc_symbol
*head
;
1978 const char* binding_label
;
1984 #define gfc_get_common_head() XCNEW (gfc_common_head)
1987 /* A list of all the alternate entry points for a procedure. */
1989 typedef struct gfc_entry_list
1991 /* The symbol for this entry point. */
1993 /* The zero-based id of this entry point. */
1995 /* The LABEL_EXPR marking this entry point. */
1997 /* The next item in the list. */
1998 struct gfc_entry_list
*next
;
2002 #define gfc_get_entry_list() XCNEW (gfc_entry_list)
2004 /* Lists of rename info for the USE statement. */
2006 typedef struct gfc_use_rename
2008 char local_name
[GFC_MAX_SYMBOL_LEN
+ 1], use_name
[GFC_MAX_SYMBOL_LEN
+ 1];
2009 struct gfc_use_rename
*next
;
2011 gfc_intrinsic_op op
;
2016 #define gfc_get_use_rename() XCNEW (gfc_use_rename);
2018 /* A list of all USE statements in a namespace. */
2020 typedef struct gfc_use_list
2022 const char *module_name
;
2023 const char *submodule_name
;
2027 struct gfc_use_rename
*rename
;
2029 /* Next USE statement. */
2030 struct gfc_use_list
*next
;
2034 #define gfc_get_use_list() XCNEW (gfc_use_list)
2036 /* Within a namespace, symbols are pointed to by symtree nodes that
2037 are linked together in a balanced binary tree. There can be
2038 several symtrees pointing to the same symbol node via USE
2041 typedef struct gfc_symtree
2043 BBT_HEADER (gfc_symtree
);
2048 gfc_symbol
*sym
; /* Symbol associated with this node */
2050 gfc_common_head
*common
;
2051 gfc_typebound_proc
*tb
;
2052 gfc_omp_udr
*omp_udr
;
2058 /* A list of all derived types. */
2059 extern gfc_symbol
*gfc_derived_types
;
2061 typedef struct gfc_oacc_routine_name
2063 struct gfc_symbol
*sym
;
2064 struct gfc_omp_clauses
*clauses
;
2065 struct gfc_oacc_routine_name
*next
;
2068 gfc_oacc_routine_name
;
2070 #define gfc_get_oacc_routine_name() XCNEW (gfc_oacc_routine_name)
2072 /* Node in linked list to see what has already been finalized
2075 typedef struct gfc_was_finalized
{
2078 struct gfc_was_finalized
*next
;
2082 /* A namespace describes the contents of procedure, module, interface block
2083 or BLOCK construct. */
2084 /* ??? Anything else use these? */
2086 typedef struct gfc_namespace
2088 /* Tree containing all the symbols in this namespace. */
2089 gfc_symtree
*sym_root
;
2090 /* Tree containing all the user-defined operators in the namespace. */
2091 gfc_symtree
*uop_root
;
2092 /* Tree containing all the common blocks. */
2093 gfc_symtree
*common_root
;
2094 /* Tree containing all the OpenMP user defined reductions. */
2095 gfc_symtree
*omp_udr_root
;
2097 /* Tree containing type-bound procedures. */
2098 gfc_symtree
*tb_sym_root
;
2099 /* Type-bound user operators. */
2100 gfc_symtree
*tb_uop_root
;
2101 /* For derived-types, store type-bound intrinsic operators here. */
2102 gfc_typebound_proc
*tb_op
[GFC_INTRINSIC_OPS
];
2103 /* Linked list of finalizer procedures. */
2104 struct gfc_finalizer
*finalizers
;
2106 /* If set_flag[letter] is set, an implicit type has been set for letter. */
2107 int set_flag
[GFC_LETTERS
];
2108 /* Keeps track of the implicit types associated with the letters. */
2109 gfc_typespec default_type
[GFC_LETTERS
];
2110 /* Store the positions of IMPLICIT statements. */
2111 locus implicit_loc
[GFC_LETTERS
];
2113 /* If this is a namespace of a procedure, this points to the procedure. */
2114 struct gfc_symbol
*proc_name
;
2115 /* If this is the namespace of a unit which contains executable
2116 code, this points to it. */
2117 struct gfc_code
*code
;
2119 /* Points to the equivalences set up in this namespace. */
2120 struct gfc_equiv
*equiv
, *old_equiv
;
2122 /* Points to the equivalence groups produced by trans_common. */
2123 struct gfc_equiv_list
*equiv_lists
;
2125 gfc_interface
*op
[GFC_INTRINSIC_OPS
];
2127 /* Points to the parent namespace, i.e. the namespace of a module or
2128 procedure in which the procedure belonging to this namespace is
2129 contained. The parent namespace points to this namespace either
2130 directly via CONTAINED, or indirectly via the chain built by
2132 struct gfc_namespace
*parent
;
2133 /* CONTAINED points to the first contained namespace. Sibling
2134 namespaces are chained via SIBLING. */
2135 struct gfc_namespace
*contained
, *sibling
;
2137 gfc_common_head blank_common
;
2138 gfc_access default_access
, operator_access
[GFC_INTRINSIC_OPS
];
2140 gfc_st_label
*st_labels
;
2141 /* This list holds information about all the data initializers in
2143 struct gfc_data
*data
, *old_data
;
2145 /* !$ACC DECLARE. */
2146 gfc_oacc_declare
*oacc_declare
;
2148 /* !$ACC ROUTINE clauses. */
2149 gfc_omp_clauses
*oacc_routine_clauses
;
2151 /* !$ACC TASK AFFINITY iterator symbols. */
2152 gfc_symbol
*omp_affinity_iterators
;
2154 /* !$ACC ROUTINE names. */
2155 gfc_oacc_routine_name
*oacc_routine_names
;
2157 gfc_charlen
*cl_list
;
2159 gfc_symbol
*derived_types
;
2161 int save_all
, seen_save
, seen_implicit_none
;
2163 /* Normally we don't need to refcount namespaces. However when we read
2164 a module containing a function with multiple entry points, this
2165 will appear as several functions with the same formal namespace. */
2168 /* A list of all alternate entry points to this procedure (or NULL). */
2169 gfc_entry_list
*entries
;
2171 /* A list of USE statements in this namespace. */
2172 gfc_use_list
*use_stmts
;
2174 /* Linked list of !$omp declare simd constructs. */
2175 struct gfc_omp_declare_simd
*omp_declare_simd
;
2177 /* Linked list of !$omp declare variant constructs. */
2178 struct gfc_omp_declare_variant
*omp_declare_variant
;
2180 /* OpenMP assumptions. */
2181 struct gfc_omp_assumptions
*omp_assumes
;
2183 /* A hash set for the gfc expressions that have already
2184 been finalized in this namespace. */
2186 gfc_was_finalized
*was_finalized
;
2188 /* Set to 1 if namespace is a BLOCK DATA program unit. */
2189 unsigned is_block_data
:1;
2191 /* Set to 1 if namespace is an interface body with "IMPORT" used. */
2192 unsigned has_import_set
:1;
2194 /* Set to 1 if the namespace uses "IMPLICT NONE (export)". */
2195 unsigned has_implicit_none_export
:1;
2197 /* Set to 1 if resolved has been called for this namespace.
2198 Holds -1 during resolution. */
2201 /* Set when resolve_types has been called for this namespace. */
2202 unsigned types_resolved
:1;
2204 /* Set to 1 if code has been generated for this namespace. */
2205 unsigned translated
:1;
2207 /* Set to 1 if symbols in this namespace should be 'construct entities',
2208 i.e. for BLOCK local variables. */
2209 unsigned construct_entities
:1;
2211 /* Set to 1 for !$OMP DECLARE REDUCTION namespaces. */
2212 unsigned omp_udr_ns
:1;
2214 /* Set to 1 for !$ACC ROUTINE namespaces. */
2215 unsigned oacc_routine
:1;
2217 /* Set to 1 if there are any calls to procedures with implicit interface. */
2218 unsigned implicit_interface_calls
:1;
2220 /* OpenMP requires. */
2221 unsigned omp_requires
:6;
2222 unsigned omp_target_seen
:1;
2226 extern gfc_namespace
*gfc_current_ns
;
2227 extern gfc_namespace
*gfc_global_ns_list
;
2229 /* Global symbols are symbols of global scope. Currently we only use
2230 this to detect collisions already when parsing.
2231 TODO: Extend to verify procedure calls. */
2233 enum gfc_symbol_type
2235 GSYM_UNKNOWN
=1, GSYM_PROGRAM
, GSYM_FUNCTION
, GSYM_SUBROUTINE
,
2236 GSYM_MODULE
, GSYM_COMMON
, GSYM_BLOCK_DATA
2239 typedef struct gfc_gsymbol
2241 BBT_HEADER(gfc_gsymbol
);
2244 const char *sym_name
;
2245 const char *mod_name
;
2246 const char *binding_label
;
2247 enum gfc_symbol_type type
;
2256 extern gfc_gsymbol
*gfc_gsym_root
;
2258 /* Information on interfaces being built. */
2261 interface_type type
;
2265 gfc_intrinsic_op op
;
2269 extern gfc_interface_info current_interface
;
2272 /* Array reference. */
2274 enum gfc_array_ref_dimen_type
2276 DIMEN_ELEMENT
= 1, DIMEN_RANGE
, DIMEN_VECTOR
, DIMEN_STAR
, DIMEN_THIS_IMAGE
, DIMEN_UNKNOWN
2279 typedef struct gfc_array_ref
2282 int dimen
; /* # of components in the reference */
2284 bool in_allocate
; /* For coarray checks. */
2290 locus c_where
[GFC_MAX_DIMENSIONS
]; /* All expressions can be NULL */
2291 struct gfc_expr
*start
[GFC_MAX_DIMENSIONS
], *end
[GFC_MAX_DIMENSIONS
],
2292 *stride
[GFC_MAX_DIMENSIONS
];
2294 enum gfc_array_ref_dimen_type dimen_type
[GFC_MAX_DIMENSIONS
];
2298 #define gfc_get_array_ref() XCNEW (gfc_array_ref)
2301 /* Component reference nodes. A variable is stored as an expression
2302 node that points to the base symbol. After that, a singly linked
2303 list of component reference nodes gives the variable's complete
2304 resolution. The array_ref component may be present and comes
2305 before the component component. */
2308 { REF_ARRAY
, REF_COMPONENT
, REF_SUBSTRING
, REF_INQUIRY
};
2311 { INQUIRY_RE
, INQUIRY_IM
, INQUIRY_KIND
, INQUIRY_LEN
};
2313 typedef struct gfc_ref
2319 struct gfc_array_ref ar
;
2323 gfc_component
*component
;
2330 struct gfc_expr
*start
, *end
; /* Substring */
2331 gfc_charlen
*length
;
2340 struct gfc_ref
*next
;
2344 #define gfc_get_ref() XCNEW (gfc_ref)
2347 /* Structures representing intrinsic symbols and their arguments lists. */
2348 typedef struct gfc_intrinsic_arg
2350 char name
[GFC_MAX_SYMBOL_LEN
+ 1];
2353 unsigned optional
:1, value
:1;
2354 ENUM_BITFIELD (sym_intent
) intent
:2;
2356 struct gfc_intrinsic_arg
*next
;
2362 GFC_UNDEFINED_DUMMY_ARG
= 0,
2363 GFC_INTRINSIC_DUMMY_ARG
,
2364 GFC_NON_INTRINSIC_DUMMY_ARG
2366 gfc_dummy_arg_intrinsicness
;
2368 /* dummy arg of either an intrinsic or a user-defined procedure. */
2369 struct gfc_dummy_arg
2371 gfc_dummy_arg_intrinsicness intrinsicness
;
2374 gfc_intrinsic_arg
*intrinsic
;
2375 gfc_formal_arglist
*non_intrinsic
;
2379 #define gfc_get_dummy_arg() XCNEW (gfc_dummy_arg)
2382 const char * gfc_dummy_arg_get_name (gfc_dummy_arg
&);
2383 const gfc_typespec
& gfc_dummy_arg_get_typespec (gfc_dummy_arg
&);
2384 bool gfc_dummy_arg_is_optional (gfc_dummy_arg
&);
2387 /* Specifies the various kinds of check functions used to verify the
2388 argument lists of intrinsic functions. fX with X an integer refer
2389 to check functions of intrinsics with X arguments. f1m is used for
2390 the MAX and MIN intrinsics which can have an arbitrary number of
2391 arguments, f4ml is used for the MINLOC and MAXLOC intrinsics as
2392 these have special semantics. */
2397 bool (*f1
)(struct gfc_expr
*);
2398 bool (*f1m
)(gfc_actual_arglist
*);
2399 bool (*f2
)(struct gfc_expr
*, struct gfc_expr
*);
2400 bool (*f3
)(struct gfc_expr
*, struct gfc_expr
*, struct gfc_expr
*);
2401 bool (*f5ml
)(gfc_actual_arglist
*);
2402 bool (*f6fl
)(gfc_actual_arglist
*);
2403 bool (*f3red
)(gfc_actual_arglist
*);
2404 bool (*f4
)(struct gfc_expr
*, struct gfc_expr
*, struct gfc_expr
*,
2406 bool (*f5
)(struct gfc_expr
*, struct gfc_expr
*, struct gfc_expr
*,
2407 struct gfc_expr
*, struct gfc_expr
*);
2411 /* Like gfc_check_f, these specify the type of the simplification
2412 function associated with an intrinsic. The fX are just like in
2413 gfc_check_f. cc is used for type conversion functions. */
2417 struct gfc_expr
*(*f0
)(void);
2418 struct gfc_expr
*(*f1
)(struct gfc_expr
*);
2419 struct gfc_expr
*(*f2
)(struct gfc_expr
*, struct gfc_expr
*);
2420 struct gfc_expr
*(*f3
)(struct gfc_expr
*, struct gfc_expr
*,
2422 struct gfc_expr
*(*f4
)(struct gfc_expr
*, struct gfc_expr
*,
2423 struct gfc_expr
*, struct gfc_expr
*);
2424 struct gfc_expr
*(*f5
)(struct gfc_expr
*, struct gfc_expr
*,
2425 struct gfc_expr
*, struct gfc_expr
*,
2427 struct gfc_expr
*(*f6
)(struct gfc_expr
*, struct gfc_expr
*,
2428 struct gfc_expr
*, struct gfc_expr
*,
2429 struct gfc_expr
*, struct gfc_expr
*);
2430 struct gfc_expr
*(*cc
)(struct gfc_expr
*, bt
, int);
2434 /* Again like gfc_check_f, these specify the type of the resolution
2435 function associated with an intrinsic. The fX are just like in
2436 gfc_check_f. f1m is used for MIN and MAX, s1 is used for abort(). */
2440 void (*f0
)(struct gfc_expr
*);
2441 void (*f1
)(struct gfc_expr
*, struct gfc_expr
*);
2442 void (*f1m
)(struct gfc_expr
*, struct gfc_actual_arglist
*);
2443 void (*f2
)(struct gfc_expr
*, struct gfc_expr
*, struct gfc_expr
*);
2444 void (*f3
)(struct gfc_expr
*, struct gfc_expr
*, struct gfc_expr
*,
2446 void (*f4
)(struct gfc_expr
*, struct gfc_expr
*, struct gfc_expr
*,
2447 struct gfc_expr
*, struct gfc_expr
*);
2448 void (*f5
)(struct gfc_expr
*, struct gfc_expr
*, struct gfc_expr
*,
2449 struct gfc_expr
*, struct gfc_expr
*, struct gfc_expr
*);
2450 void (*f6
)(struct gfc_expr
*, struct gfc_expr
*, struct gfc_expr
*,
2451 struct gfc_expr
*, struct gfc_expr
*, struct gfc_expr
*,
2453 void (*s1
)(struct gfc_code
*);
2458 typedef struct gfc_intrinsic_sym
2460 const char *name
, *lib_name
;
2461 gfc_intrinsic_arg
*formal
;
2463 unsigned elemental
:1, inquiry
:1, transformational
:1, pure
:1,
2464 generic
:1, specific
:1, actual_ok
:1, noreturn
:1, conversion
:1,
2465 from_module
:1, vararg
:1;
2469 gfc_simplify_f simplify
;
2471 gfc_resolve_f resolve
;
2472 struct gfc_intrinsic_sym
*specific_head
, *next
;
2479 /* Expression nodes. The expression node types deserve explanations,
2480 since the last couple can be easily misconstrued:
2482 EXPR_OP Operator node pointing to one or two other nodes
2483 EXPR_FUNCTION Function call, symbol points to function's name
2484 EXPR_CONSTANT A scalar constant: Logical, String, Real, Int or Complex
2485 EXPR_VARIABLE An Lvalue with a root symbol and possible reference list
2486 which expresses structure, array and substring refs.
2487 EXPR_NULL The NULL pointer value (which also has a basic type).
2488 EXPR_SUBSTRING A substring of a constant string
2489 EXPR_STRUCTURE A structure constructor
2490 EXPR_ARRAY An array constructor.
2491 EXPR_COMPCALL Function (or subroutine) call of a procedure pointer
2492 component or type-bound procedure. */
2496 #define GFC_RND_MODE MPFR_RNDN
2497 #define GFC_MPC_RND_MODE MPC_RNDNN
2499 typedef splay_tree gfc_constructor_base
;
2502 /* This should be an unsigned variable of type size_t. But to handle
2503 compiling to a 64-bit target from a 32-bit host, we need to use a
2504 HOST_WIDE_INT. Also, occasionally the string length field is used
2505 as a flag with values -1 and -2, see e.g. gfc_add_assign_aux_vars.
2506 So it needs to be signed. */
2507 typedef HOST_WIDE_INT gfc_charlen_t
;
2509 typedef struct gfc_expr
2513 gfc_typespec ts
; /* These two refer to the overall expression */
2515 int rank
; /* 0 indicates a scalar, -1 an assumed-rank array. */
2516 mpz_t
*shape
; /* Can be NULL if shape is unknown at compile time */
2518 /* Nonnull for functions and structure constructors, may also used to hold the
2519 base-object for component calls. */
2520 gfc_symtree
*symtree
;
2526 /* Used to store the base expression in component calls, when the expression
2527 is not a variable. */
2528 struct gfc_expr
*base_expr
;
2530 /* is_snan denotes a signalling not-a-number. */
2531 unsigned int is_snan
: 1;
2533 /* Sometimes, when an error has been emitted, it is necessary to prevent
2534 it from recurring. */
2535 unsigned int error
: 1;
2537 /* Mark an expression where a user operator has been substituted by
2538 a function call in interface.cc(gfc_extend_expr). */
2539 unsigned int user_operator
: 1;
2541 /* Mark an expression as being a MOLD argument of ALLOCATE. */
2542 unsigned int mold
: 1;
2544 /* Will require finalization after use. */
2545 unsigned int must_finalize
: 1;
2547 /* Set this if no range check should be performed on this expression. */
2549 unsigned int no_bounds_check
: 1;
2551 /* Set this if a matmul expression has already been evaluated for conversion
2554 unsigned int external_blas
: 1;
2556 /* Set this if resolution has already happened. It could be harmful
2559 unsigned int do_not_resolve_again
: 1;
2561 /* Set this if no warning should be given somewhere in a lower level. */
2563 unsigned int do_not_warn
: 1;
2565 /* Set this if the expression came from expanding an array constructor. */
2566 unsigned int from_constructor
: 1;
2568 /* If an expression comes from a Hollerith constant or compile-time
2569 evaluation of a transfer statement, it may have a prescribed target-
2570 memory representation, and these cannot always be backformed from
2574 gfc_charlen_t length
;
2581 int len
; /* Length of BOZ string without terminating NULL. */
2582 int rdx
; /* Radix of BOZ. */
2583 char *str
; /* BOZ string with NULL terminating character. */
2601 gfc_intrinsic_op op
;
2603 struct gfc_expr
*op1
, *op2
;
2609 gfc_actual_arglist
*actual
;
2610 const char *name
; /* Points to the ultimate name of the function */
2611 gfc_intrinsic_sym
*isym
;
2618 gfc_actual_arglist
* actual
;
2620 /* Base-object, whose component was called. NULL means that it should
2621 be taken from symtree/ref. */
2622 struct gfc_expr
* base_object
;
2623 gfc_typebound_proc
* tbp
; /* Should overlap with esym. */
2625 /* For type-bound operators, we want to call PASS procedures but already
2626 have the full arglist; mark this, so that it is not extended by the
2628 unsigned ignore_pass
:1;
2630 /* Do assign-calls rather than calls, that is appropriate dependency
2638 gfc_charlen_t length
;
2643 gfc_constructor_base constructor
;
2647 /* Used to store PDT expression lists associated with expressions. */
2648 gfc_actual_arglist
*param_list
;
2654 #define gfc_get_shape(rank) (XCNEWVEC (mpz_t, (rank)))
2656 /* Structures for information associated with different kinds of
2657 numbers. The first set of integer parameters define all there is
2658 to know about a particular kind. The rest of the elements are
2659 computed from the first elements. */
2663 /* Values really representable by the target. */
2664 mpz_t huge
, pedantic_min_int
, min_int
;
2666 int kind
, radix
, digits
, bit_size
, range
;
2668 /* True if the C type of the given name maps to this precision.
2669 Note that more than one bit can be set. */
2670 unsigned int c_char
: 1;
2671 unsigned int c_short
: 1;
2672 unsigned int c_int
: 1;
2673 unsigned int c_long
: 1;
2674 unsigned int c_long_long
: 1;
2678 extern gfc_integer_info gfc_integer_kinds
[];
2685 /* True if the C++ type bool, C99 type _Bool, maps to this precision. */
2686 unsigned int c_bool
: 1;
2690 extern gfc_logical_info gfc_logical_kinds
[];
2695 mpfr_t epsilon
, huge
, tiny
, subnormal
;
2696 int kind
, abi_kind
, radix
, digits
, min_exponent
, max_exponent
;
2697 int range
, precision
;
2699 /* The precision of the type as reported by GET_MODE_PRECISION. */
2702 /* True if the C type of the given name maps to this precision.
2703 Note that more than one bit can be set. */
2704 unsigned int c_float
: 1;
2705 unsigned int c_double
: 1;
2706 unsigned int c_long_double
: 1;
2707 unsigned int c_float128
: 1;
2708 /* True if for _Float128 C2X IEC 60559 *f128 APIs should be used
2709 instead of libquadmath *q APIs. */
2710 unsigned int use_iec_60559
: 1;
2714 extern gfc_real_info gfc_real_kinds
[];
2723 extern gfc_character_info gfc_character_kinds
[];
2726 /* Equivalence structures. Equivalent lvalues are linked along the
2727 *eq pointer, equivalence sets are strung along the *next node. */
2728 typedef struct gfc_equiv
2730 struct gfc_equiv
*next
, *eq
;
2737 #define gfc_get_equiv() XCNEW (gfc_equiv)
2739 /* Holds a single equivalence member after processing. */
2740 typedef struct gfc_equiv_info
2743 HOST_WIDE_INT offset
;
2744 HOST_WIDE_INT length
;
2745 struct gfc_equiv_info
*next
;
2748 /* Holds equivalence groups, after they have been processed. */
2749 typedef struct gfc_equiv_list
2751 gfc_equiv_info
*equiv
;
2752 struct gfc_equiv_list
*next
;
2755 /* gfc_case stores the selector list of a case statement. The *low
2756 and *high pointers can point to the same expression in the case of
2757 a single value. If *high is NULL, the selection is from *low
2758 upwards, if *low is NULL the selection is *high downwards.
2760 This structure has separate fields to allow single and double linked
2761 lists of CASEs at the same time. The singe linked list along the NEXT
2762 field is a list of cases for a single CASE label. The double linked
2763 list along the LEFT/RIGHT fields is used to detect overlap and to
2764 build a table of the cases for SELECT constructs with a CHARACTER
2767 typedef struct gfc_case
2769 /* Where we saw this case. */
2773 /* Case range values. If (low == high), it's a single value. If one of
2774 the labels is NULL, it's an unbounded case. If both are NULL, this
2775 represents the default case. */
2776 gfc_expr
*low
, *high
;
2778 /* Only used for SELECT TYPE. */
2781 /* Next case label in the list of cases for a single CASE label. */
2782 struct gfc_case
*next
;
2784 /* Used for detecting overlap, and for code generation. */
2785 struct gfc_case
*left
, *right
;
2787 /* True if this case label can never be matched. */
2792 #define gfc_get_case() XCNEW (gfc_case)
2797 gfc_expr
*var
, *start
, *end
, *step
;
2798 unsigned short unroll
;
2805 #define gfc_get_iterator() XCNEW (gfc_iterator)
2808 /* Allocation structure for ALLOCATE, DEALLOCATE and NULLIFY statements. */
2810 typedef struct gfc_alloc
2813 struct gfc_alloc
*next
;
2817 #define gfc_get_alloc() XCNEW (gfc_alloc)
2822 gfc_expr
*unit
, *file
, *status
, *access
, *form
, *recl
,
2823 *blank
, *position
, *action
, *delim
, *pad
, *iostat
, *iomsg
, *convert
,
2824 *decimal
, *encoding
, *round
, *sign
, *asynchronous
, *id
, *newunit
,
2834 gfc_expr
*unit
, *status
, *iostat
, *iomsg
;
2842 gfc_expr
*unit
, *iostat
, *iomsg
;
2850 gfc_expr
*unit
, *file
, *iostat
, *exist
, *opened
, *number
, *named
,
2851 *name
, *access
, *sequential
, *direct
, *form
, *formatted
,
2852 *unformatted
, *recl
, *nextrec
, *blank
, *position
, *action
, *read
,
2853 *write
, *readwrite
, *delim
, *pad
, *iolength
, *iomsg
, *convert
, *strm_pos
,
2854 *asynchronous
, *decimal
, *encoding
, *pending
, *round
, *sign
, *size
, *id
,
2855 *iqstream
, *share
, *cc
;
2865 gfc_expr
*unit
, *iostat
, *iomsg
, *id
;
2866 gfc_st_label
*err
, *end
, *eor
;
2873 gfc_expr
*io_unit
, *format_expr
, *rec
, *advance
, *iostat
, *size
, *iomsg
,
2874 *id
, *pos
, *asynchronous
, *blank
, *decimal
, *delim
, *pad
, *round
,
2875 *sign
, *extra_comma
, *dt_io_kind
, *udtio
;
2878 gfc_symbol
*namelist
;
2879 /* A format_label of `format_asterisk' indicates the "*" format */
2880 gfc_st_label
*format_label
;
2881 gfc_st_label
*err
, *end
, *eor
;
2883 locus eor_where
, end_where
, err_where
;
2888 typedef struct gfc_forall_iterator
2890 gfc_expr
*var
, *start
, *end
, *stride
;
2891 struct gfc_forall_iterator
*next
;
2893 gfc_forall_iterator
;
2896 /* Linked list to store associations in an ASSOCIATE statement. */
2898 typedef struct gfc_association_list
2900 struct gfc_association_list
*next
;
2902 /* Whether this is association to a variable that can be changed; otherwise,
2903 it's association to an expression and the name may not be used as
2905 unsigned variable
:1;
2907 /* True if this struct is currently only linked to from a gfc_symbol rather
2908 than as part of a real list in gfc_code->ext.block.assoc. This may
2909 happen for SELECT TYPE temporaries and must be considered
2910 for memory handling. */
2911 unsigned dangling
:1;
2913 /* True when the rank of the target expression is guessed during parsing. */
2914 unsigned rankguessed
:1;
2916 char name
[GFC_MAX_SYMBOL_LEN
+ 1];
2917 gfc_symtree
*st
; /* Symtree corresponding to name. */
2922 gfc_association_list
;
2923 #define gfc_get_association_list() XCNEW (gfc_association_list)
2926 /* Executable statements that fill gfc_code structures. */
2929 EXEC_NOP
= 1, EXEC_END_NESTED_BLOCK
, EXEC_END_BLOCK
, EXEC_ASSIGN
,
2930 EXEC_LABEL_ASSIGN
, EXEC_POINTER_ASSIGN
, EXEC_CRITICAL
, EXEC_ERROR_STOP
,
2931 EXEC_GOTO
, EXEC_CALL
, EXEC_COMPCALL
, EXEC_ASSIGN_CALL
, EXEC_RETURN
,
2932 EXEC_ENTRY
, EXEC_PAUSE
, EXEC_STOP
, EXEC_CONTINUE
, EXEC_INIT_ASSIGN
,
2933 EXEC_IF
, EXEC_ARITHMETIC_IF
, EXEC_DO
, EXEC_DO_CONCURRENT
, EXEC_DO_WHILE
,
2934 EXEC_SELECT
, EXEC_BLOCK
, EXEC_FORALL
, EXEC_WHERE
, EXEC_CYCLE
, EXEC_EXIT
,
2935 EXEC_CALL_PPC
, EXEC_ALLOCATE
, EXEC_DEALLOCATE
, EXEC_END_PROCEDURE
,
2936 EXEC_SELECT_TYPE
, EXEC_SELECT_RANK
, EXEC_SYNC_ALL
, EXEC_SYNC_MEMORY
,
2937 EXEC_SYNC_IMAGES
, EXEC_OPEN
, EXEC_CLOSE
, EXEC_WAIT
,
2938 EXEC_READ
, EXEC_WRITE
, EXEC_IOLENGTH
, EXEC_TRANSFER
, EXEC_DT_END
,
2939 EXEC_BACKSPACE
, EXEC_ENDFILE
, EXEC_INQUIRE
, EXEC_REWIND
, EXEC_FLUSH
,
2940 EXEC_FORM_TEAM
, EXEC_CHANGE_TEAM
, EXEC_END_TEAM
, EXEC_SYNC_TEAM
,
2941 EXEC_LOCK
, EXEC_UNLOCK
, EXEC_EVENT_POST
, EXEC_EVENT_WAIT
, EXEC_FAIL_IMAGE
,
2942 EXEC_OACC_KERNELS_LOOP
, EXEC_OACC_PARALLEL_LOOP
, EXEC_OACC_SERIAL_LOOP
,
2943 EXEC_OACC_ROUTINE
, EXEC_OACC_PARALLEL
, EXEC_OACC_KERNELS
, EXEC_OACC_SERIAL
,
2944 EXEC_OACC_DATA
, EXEC_OACC_HOST_DATA
, EXEC_OACC_LOOP
, EXEC_OACC_UPDATE
,
2945 EXEC_OACC_WAIT
, EXEC_OACC_CACHE
, EXEC_OACC_ENTER_DATA
, EXEC_OACC_EXIT_DATA
,
2946 EXEC_OACC_ATOMIC
, EXEC_OACC_DECLARE
,
2947 EXEC_OMP_CRITICAL
, EXEC_OMP_DO
, EXEC_OMP_FLUSH
, EXEC_OMP_MASTER
,
2948 EXEC_OMP_ORDERED
, EXEC_OMP_PARALLEL
, EXEC_OMP_PARALLEL_DO
,
2949 EXEC_OMP_PARALLEL_SECTIONS
, EXEC_OMP_PARALLEL_WORKSHARE
,
2950 EXEC_OMP_SECTIONS
, EXEC_OMP_SINGLE
, EXEC_OMP_WORKSHARE
,
2951 EXEC_OMP_ASSUME
, EXEC_OMP_ATOMIC
, EXEC_OMP_BARRIER
, EXEC_OMP_END_NOWAIT
,
2952 EXEC_OMP_END_SINGLE
, EXEC_OMP_TASK
, EXEC_OMP_TASKWAIT
,
2953 EXEC_OMP_TASKYIELD
, EXEC_OMP_CANCEL
, EXEC_OMP_CANCELLATION_POINT
,
2954 EXEC_OMP_TASKGROUP
, EXEC_OMP_SIMD
, EXEC_OMP_DO_SIMD
,
2955 EXEC_OMP_PARALLEL_DO_SIMD
, EXEC_OMP_TARGET
, EXEC_OMP_TARGET_DATA
,
2956 EXEC_OMP_TEAMS
, EXEC_OMP_DISTRIBUTE
, EXEC_OMP_DISTRIBUTE_SIMD
,
2957 EXEC_OMP_DISTRIBUTE_PARALLEL_DO
, EXEC_OMP_DISTRIBUTE_PARALLEL_DO_SIMD
,
2958 EXEC_OMP_TARGET_TEAMS
, EXEC_OMP_TEAMS_DISTRIBUTE
,
2959 EXEC_OMP_TEAMS_DISTRIBUTE_SIMD
, EXEC_OMP_TARGET_TEAMS_DISTRIBUTE
,
2960 EXEC_OMP_TARGET_TEAMS_DISTRIBUTE_SIMD
,
2961 EXEC_OMP_TEAMS_DISTRIBUTE_PARALLEL_DO
,
2962 EXEC_OMP_TARGET_TEAMS_DISTRIBUTE_PARALLEL_DO
,
2963 EXEC_OMP_TEAMS_DISTRIBUTE_PARALLEL_DO_SIMD
,
2964 EXEC_OMP_TARGET_TEAMS_DISTRIBUTE_PARALLEL_DO_SIMD
,
2965 EXEC_OMP_TARGET_UPDATE
, EXEC_OMP_END_CRITICAL
,
2966 EXEC_OMP_TARGET_ENTER_DATA
, EXEC_OMP_TARGET_EXIT_DATA
,
2967 EXEC_OMP_TARGET_PARALLEL
, EXEC_OMP_TARGET_PARALLEL_DO
,
2968 EXEC_OMP_TARGET_PARALLEL_DO_SIMD
, EXEC_OMP_TARGET_SIMD
,
2969 EXEC_OMP_TASKLOOP
, EXEC_OMP_TASKLOOP_SIMD
, EXEC_OMP_SCAN
, EXEC_OMP_DEPOBJ
,
2970 EXEC_OMP_PARALLEL_MASTER
, EXEC_OMP_PARALLEL_MASTER_TASKLOOP
,
2971 EXEC_OMP_PARALLEL_MASTER_TASKLOOP_SIMD
, EXEC_OMP_MASTER_TASKLOOP
,
2972 EXEC_OMP_MASTER_TASKLOOP_SIMD
, EXEC_OMP_LOOP
, EXEC_OMP_PARALLEL_LOOP
,
2973 EXEC_OMP_TEAMS_LOOP
, EXEC_OMP_TARGET_PARALLEL_LOOP
,
2974 EXEC_OMP_TARGET_TEAMS_LOOP
, EXEC_OMP_MASKED
, EXEC_OMP_PARALLEL_MASKED
,
2975 EXEC_OMP_PARALLEL_MASKED_TASKLOOP
, EXEC_OMP_PARALLEL_MASKED_TASKLOOP_SIMD
,
2976 EXEC_OMP_MASKED_TASKLOOP
, EXEC_OMP_MASKED_TASKLOOP_SIMD
, EXEC_OMP_SCOPE
,
2980 typedef struct gfc_code
2984 struct gfc_code
*block
, *next
;
2987 gfc_st_label
*here
, *label1
, *label2
, *label3
;
2988 gfc_symtree
*symtree
;
2989 gfc_expr
*expr1
, *expr2
, *expr3
, *expr4
;
2990 /* A name isn't sufficient to identify a subroutine, we need the actual
2991 symbol for the interface definition.
2992 const char *sub_name; */
2993 gfc_symbol
*resolved_sym
;
2994 gfc_intrinsic_sym
*resolved_isym
;
2998 gfc_actual_arglist
*actual
;
2999 gfc_iterator
*iterator
;
3005 /* Take the array specification from expr3 to allocate arrays
3006 without an explicit array specification. */
3007 unsigned arr_spec_from_expr3
:1;
3014 gfc_association_list
*assoc
;
3015 gfc_case
*case_list
;
3021 gfc_filepos
*filepos
;
3022 gfc_inquire
*inquire
;
3025 gfc_forall_iterator
*forall_iterator
;
3026 struct gfc_code
*which_construct
;
3028 gfc_entry_list
*entry
;
3029 gfc_oacc_declare
*oacc_declare
;
3030 gfc_omp_clauses
*omp_clauses
;
3031 const char *omp_name
;
3032 gfc_omp_namelist
*omp_namelist
;
3035 ext
; /* Points to additional structures required by statement */
3037 /* Cycle and break labels in constructs. */
3044 /* Storage for DATA statements. */
3045 typedef struct gfc_data_variable
3049 struct gfc_data_variable
*list
, *next
;
3054 typedef struct gfc_data_value
3058 struct gfc_data_value
*next
;
3063 typedef struct gfc_data
3065 gfc_data_variable
*var
;
3066 gfc_data_value
*value
;
3069 struct gfc_data
*next
;
3074 /* Structure for holding compile options */
3078 gfc_source_form source_form
;
3079 int max_continue_fixed
;
3080 int max_continue_free
;
3081 int max_identifier_length
;
3085 int flag_preprocessed
;
3087 int flag_init_integer
;
3088 long flag_init_integer_value
;
3089 int flag_init_logical
;
3090 int flag_init_character
;
3091 char flag_init_character_value
;
3102 extern gfc_option_t gfc_option
;
3104 /* Constructor nodes for array and structure constructors. */
3105 typedef struct gfc_constructor
3107 gfc_constructor_base base
;
3108 mpz_t offset
; /* Offset within a constructor, used as
3112 gfc_iterator
*iterator
;
3117 gfc_component
*component
; /* Record the component being initialized. */
3120 mpz_t repeat
; /* Record the repeat number of initial values in data
3121 statement like "data a/5*10/". */
3126 typedef struct iterator_stack
3128 gfc_symtree
*variable
;
3130 struct iterator_stack
*prev
;
3133 extern iterator_stack
*iter_stack
;
3136 /* Used for (possibly nested) SELECT TYPE statements. */
3137 typedef struct gfc_select_type_stack
3139 gfc_symbol
*selector
; /* Current selector variable. */
3140 gfc_symtree
*tmp
; /* Current temporary variable. */
3141 struct gfc_select_type_stack
*prev
; /* Previous element on stack. */
3143 gfc_select_type_stack
;
3144 extern gfc_select_type_stack
*select_type_stack
;
3145 #define gfc_get_select_type_stack() XCNEW (gfc_select_type_stack)
3148 /* Node in the linked list used for storing finalizer procedures. */
3150 typedef struct gfc_finalizer
3152 struct gfc_finalizer
* next
;
3153 locus where
; /* Where the FINAL declaration occurred. */
3155 /* Up to resolution, we want the gfc_symbol, there we lookup the corresponding
3156 symtree and later need only that. This way, we can access and call the
3157 finalizers from every context as they should be "always accessible". I
3158 don't make this a union because we need the information whether proc_sym is
3159 still referenced or not for dereferencing it on deleting a gfc_finalizer
3161 gfc_symbol
* proc_sym
;
3162 gfc_symtree
* proc_tree
;
3165 #define gfc_get_finalizer() XCNEW (gfc_finalizer)
3168 /************************ Function prototypes *************************/
3171 bool gfc_in_match_data (void);
3172 match
gfc_match_char_spec (gfc_typespec
*);
3173 extern int directive_unroll
;
3174 extern bool directive_ivdep
;
3175 extern bool directive_vector
;
3176 extern bool directive_novector
;
3178 /* SIMD clause enum. */
3179 enum gfc_simd_clause
3181 SIMD_NONE
= (1 << 0),
3182 SIMD_INBRANCH
= (1 << 1),
3183 SIMD_NOTINBRANCH
= (1 << 2)
3186 /* Tuple for parsing of vectorized built-ins. */
3187 struct gfc_vect_builtin_tuple
3189 gfc_vect_builtin_tuple (const char *n
, gfc_simd_clause t
)
3190 : name (n
), simd_type (t
) {}
3193 gfc_simd_clause simd_type
;
3196 /* Map of middle-end built-ins that should be vectorized. */
3197 extern hash_map
<nofree_string_hash
, int> *gfc_vectorized_builtins
;
3199 /* Handling Parameterized Derived Types */
3200 bool gfc_insert_parameter_exprs (gfc_expr
*, gfc_actual_arglist
*);
3201 match
gfc_get_pdt_instance (gfc_actual_arglist
*, gfc_symbol
**,
3202 gfc_actual_arglist
**);
3205 /* Given a symbol, test whether it is a module procedure in a submodule */
3206 #define gfc_submodule_procedure(attr) \
3207 (gfc_state_stack->previous && gfc_state_stack->previous->previous \
3208 && gfc_state_stack->previous->previous->state == COMP_SUBMODULE \
3209 && attr->module_procedure)
3212 void gfc_scanner_done_1 (void);
3213 void gfc_scanner_init_1 (void);
3215 void gfc_add_include_path (const char *, bool, bool, bool, bool);
3216 void gfc_add_intrinsic_modules_path (const char *);
3217 void gfc_release_include_path (void);
3218 void gfc_check_include_dirs (bool);
3219 FILE *gfc_open_included_file (const char *, bool, bool);
3221 int gfc_at_end (void);
3222 int gfc_at_eof (void);
3223 int gfc_at_bol (void);
3224 int gfc_at_eol (void);
3225 void gfc_advance_line (void);
3226 int gfc_define_undef_line (void);
3228 int gfc_wide_is_printable (gfc_char_t
);
3229 int gfc_wide_is_digit (gfc_char_t
);
3230 int gfc_wide_fits_in_byte (gfc_char_t
);
3231 gfc_char_t
gfc_wide_tolower (gfc_char_t
);
3232 gfc_char_t
gfc_wide_toupper (gfc_char_t
);
3233 size_t gfc_wide_strlen (const gfc_char_t
*);
3234 int gfc_wide_strncasecmp (const gfc_char_t
*, const char *, size_t);
3235 gfc_char_t
*gfc_wide_memset (gfc_char_t
*, gfc_char_t
, size_t);
3236 char *gfc_widechar_to_char (const gfc_char_t
*, int);
3237 gfc_char_t
*gfc_char_to_widechar (const char *);
3239 #define gfc_get_wide_string(n) XCNEWVEC (gfc_char_t, n)
3241 void gfc_skip_comments (void);
3242 gfc_char_t
gfc_next_char_literal (gfc_instring
);
3243 gfc_char_t
gfc_next_char (void);
3244 char gfc_next_ascii_char (void);
3245 gfc_char_t
gfc_peek_char (void);
3246 char gfc_peek_ascii_char (void);
3247 void gfc_error_recovery (void);
3248 void gfc_gobble_whitespace (void);
3249 void gfc_new_file (void);
3250 const char * gfc_read_orig_filename (const char *, const char **);
3252 extern gfc_source_form gfc_current_form
;
3253 extern const char *gfc_source_file
;
3254 extern locus gfc_current_locus
;
3256 void gfc_start_source_files (void);
3257 void gfc_end_source_files (void);
3260 void gfc_clear_ts (gfc_typespec
*);
3261 FILE *gfc_open_file (const char *);
3262 const char *gfc_basic_typename (bt
);
3263 const char *gfc_dummy_typename (gfc_typespec
*);
3264 const char *gfc_typename (gfc_typespec
*, bool for_hash
= false);
3265 const char *gfc_typename (gfc_expr
*);
3266 const char *gfc_op2string (gfc_intrinsic_op
);
3267 const char *gfc_code2string (const mstring
*, int);
3268 int gfc_string2code (const mstring
*, const char *);
3269 const char *gfc_intent_string (sym_intent
);
3271 void gfc_init_1 (void);
3272 void gfc_init_2 (void);
3273 void gfc_done_1 (void);
3274 void gfc_done_2 (void);
3276 int get_c_kind (const char *, CInteropKind_t
*);
3278 const char *gfc_closest_fuzzy_match (const char *, char **);
3280 vec_push (char **&optr
, size_t &osz
, const char *elt
)
3282 /* {auto,}vec.safe_push () replacement. Don't ask.. */
3283 // if (strlen (elt) < 4) return; premature optimization: eliminated by cutoff
3284 optr
= XRESIZEVEC (char *, optr
, osz
+ 2);
3285 optr
[osz
] = CONST_CAST (char *, elt
);
3289 HOST_WIDE_INT
gfc_mpz_get_hwi (mpz_t
);
3290 void gfc_mpz_set_hwi (mpz_t
, const HOST_WIDE_INT
);
3293 unsigned int gfc_option_lang_mask (void);
3294 void gfc_init_options_struct (struct gcc_options
*);
3295 void gfc_init_options (unsigned int,
3296 struct cl_decoded_option
*);
3297 bool gfc_handle_option (size_t, const char *, HOST_WIDE_INT
, int, location_t
,
3298 const struct cl_option_handlers
*);
3299 bool gfc_post_options (const char **);
3300 char *gfc_get_option_string (void);
3303 void gfc_maybe_initialize_eh (void);
3306 const char * gfc_get_string (const char *, ...) ATTRIBUTE_PRINTF_1
;
3307 bool gfc_find_sym_in_expr (gfc_symbol
*, gfc_expr
*);
3310 void gfc_error_init_1 (void);
3311 void gfc_diagnostics_init (void);
3312 void gfc_diagnostics_finish (void);
3313 void gfc_buffer_error (bool);
3315 const char *gfc_print_wide_char (gfc_char_t
);
3317 bool gfc_warning (int opt
, const char *, ...) ATTRIBUTE_GCC_GFC(2,3);
3318 bool gfc_warning_now (int opt
, const char *, ...) ATTRIBUTE_GCC_GFC(2,3);
3319 bool gfc_warning_internal (int opt
, const char *, ...) ATTRIBUTE_GCC_GFC(2,3);
3320 bool gfc_warning_now_at (location_t loc
, int opt
, const char *gmsgid
, ...)
3321 ATTRIBUTE_GCC_GFC(3,4);
3323 void gfc_clear_warning (void);
3324 void gfc_warning_check (void);
3326 void gfc_error_opt (int opt
, const char *, ...) ATTRIBUTE_GCC_GFC(2,3);
3327 void gfc_error (const char *, ...) ATTRIBUTE_GCC_GFC(1,2);
3328 void gfc_error_now (const char *, ...) ATTRIBUTE_GCC_GFC(1,2);
3329 void gfc_fatal_error (const char *, ...) ATTRIBUTE_NORETURN
ATTRIBUTE_GCC_GFC(1,2);
3330 void gfc_internal_error (const char *, ...) ATTRIBUTE_NORETURN
ATTRIBUTE_GCC_GFC(1,2);
3331 void gfc_clear_error (void);
3332 bool gfc_error_check (void);
3333 bool gfc_error_flag_test (void);
3335 notification
gfc_notification_std (int);
3336 bool gfc_notify_std (int, const char *, ...) ATTRIBUTE_GCC_GFC(2,3);
3338 /* A general purpose syntax error. */
3339 #define gfc_syntax_error(ST) \
3340 gfc_error ("Syntax error in %s statement at %C", gfc_ascii_statement (ST));
3342 #include "pretty-print.h" /* For output_buffer. */
3343 struct gfc_error_buffer
3346 output_buffer buffer
;
3347 gfc_error_buffer(void) : flag(false), buffer() {}
3350 void gfc_push_error (gfc_error_buffer
*);
3351 void gfc_pop_error (gfc_error_buffer
*);
3352 void gfc_free_error (gfc_error_buffer
*);
3354 void gfc_get_errors (int *, int *);
3355 void gfc_errors_to_warnings (bool);
3358 void gfc_arith_init_1 (void);
3359 void gfc_arith_done_1 (void);
3360 arith
gfc_check_integer_range (mpz_t p
, int kind
);
3361 bool gfc_check_character_range (gfc_char_t
, int);
3363 extern bool gfc_seen_div0
;
3365 /* trans-types.cc */
3366 int gfc_validate_kind (bt
, int, bool);
3367 int gfc_get_int_kind_from_width_isofortranenv (int size
);
3368 int gfc_get_real_kind_from_width_isofortranenv (int size
);
3369 tree
gfc_get_union_type (gfc_symbol
*);
3370 tree
gfc_get_derived_type (gfc_symbol
* derived
, int codimen
= 0);
3371 extern int gfc_index_integer_kind
;
3372 extern int gfc_default_integer_kind
;
3373 extern int gfc_max_integer_kind
;
3374 extern int gfc_default_real_kind
;
3375 extern int gfc_default_double_kind
;
3376 extern int gfc_default_character_kind
;
3377 extern int gfc_default_logical_kind
;
3378 extern int gfc_default_complex_kind
;
3379 extern int gfc_c_int_kind
;
3380 extern int gfc_c_intptr_kind
;
3381 extern int gfc_atomic_int_kind
;
3382 extern int gfc_atomic_logical_kind
;
3383 extern int gfc_intio_kind
;
3384 extern int gfc_charlen_int_kind
;
3385 extern int gfc_size_kind
;
3386 extern int gfc_numeric_storage_size
;
3387 extern int gfc_character_storage_size
;
3389 #define gfc_logical_4_kind 4
3390 #define gfc_integer_4_kind 4
3391 #define gfc_real_4_kind 4
3394 void gfc_clear_new_implicit (void);
3395 bool gfc_add_new_implicit_range (int, int);
3396 bool gfc_merge_new_implicit (gfc_typespec
*);
3397 void gfc_set_implicit_none (bool, bool, locus
*);
3398 void gfc_check_function_type (gfc_namespace
*);
3399 bool gfc_is_intrinsic_typename (const char *);
3400 bool gfc_check_conflict (symbol_attribute
*, const char *, locus
*);
3402 gfc_typespec
*gfc_get_default_type (const char *, gfc_namespace
*);
3403 bool gfc_set_default_type (gfc_symbol
*, int, gfc_namespace
*);
3405 void gfc_set_sym_referenced (gfc_symbol
*);
3407 bool gfc_add_attribute (symbol_attribute
*, locus
*);
3408 bool gfc_add_ext_attribute (symbol_attribute
*, ext_attr_id_t
, locus
*);
3409 bool gfc_add_allocatable (symbol_attribute
*, locus
*);
3410 bool gfc_add_codimension (symbol_attribute
*, const char *, locus
*);
3411 bool gfc_add_contiguous (symbol_attribute
*, const char *, locus
*);
3412 bool gfc_add_dimension (symbol_attribute
*, const char *, locus
*);
3413 bool gfc_add_external (symbol_attribute
*, locus
*);
3414 bool gfc_add_intrinsic (symbol_attribute
*, locus
*);
3415 bool gfc_add_optional (symbol_attribute
*, locus
*);
3416 bool gfc_add_kind (symbol_attribute
*, locus
*);
3417 bool gfc_add_len (symbol_attribute
*, locus
*);
3418 bool gfc_add_pointer (symbol_attribute
*, locus
*);
3419 bool gfc_add_cray_pointer (symbol_attribute
*, locus
*);
3420 bool gfc_add_cray_pointee (symbol_attribute
*, locus
*);
3421 match
gfc_mod_pointee_as (gfc_array_spec
*);
3422 bool gfc_add_protected (symbol_attribute
*, const char *, locus
*);
3423 bool gfc_add_result (symbol_attribute
*, const char *, locus
*);
3424 bool gfc_add_automatic (symbol_attribute
*, const char *, locus
*);
3425 bool gfc_add_save (symbol_attribute
*, save_state
, const char *, locus
*);
3426 bool gfc_add_threadprivate (symbol_attribute
*, const char *, locus
*);
3427 bool gfc_add_omp_declare_target (symbol_attribute
*, const char *, locus
*);
3428 bool gfc_add_omp_declare_target_link (symbol_attribute
*, const char *,
3430 bool gfc_add_target (symbol_attribute
*, locus
*);
3431 bool gfc_add_dummy (symbol_attribute
*, const char *, locus
*);
3432 bool gfc_add_generic (symbol_attribute
*, const char *, locus
*);
3433 bool gfc_add_in_common (symbol_attribute
*, const char *, locus
*);
3434 bool gfc_add_in_equivalence (symbol_attribute
*, const char *, locus
*);
3435 bool gfc_add_data (symbol_attribute
*, const char *, locus
*);
3436 bool gfc_add_in_namelist (symbol_attribute
*, const char *, locus
*);
3437 bool gfc_add_sequence (symbol_attribute
*, const char *, locus
*);
3438 bool gfc_add_elemental (symbol_attribute
*, locus
*);
3439 bool gfc_add_pure (symbol_attribute
*, locus
*);
3440 bool gfc_add_recursive (symbol_attribute
*, locus
*);
3441 bool gfc_add_function (symbol_attribute
*, const char *, locus
*);
3442 bool gfc_add_subroutine (symbol_attribute
*, const char *, locus
*);
3443 bool gfc_add_volatile (symbol_attribute
*, const char *, locus
*);
3444 bool gfc_add_asynchronous (symbol_attribute
*, const char *, locus
*);
3445 bool gfc_add_proc (symbol_attribute
*attr
, const char *name
, locus
*where
);
3446 bool gfc_add_abstract (symbol_attribute
* attr
, locus
* where
);
3448 bool gfc_add_access (symbol_attribute
*, gfc_access
, const char *, locus
*);
3449 bool gfc_add_is_bind_c (symbol_attribute
*, const char *, locus
*, int);
3450 bool gfc_add_extension (symbol_attribute
*, locus
*);
3451 bool gfc_add_value (symbol_attribute
*, const char *, locus
*);
3452 bool gfc_add_flavor (symbol_attribute
*, sym_flavor
, const char *, locus
*);
3453 bool gfc_add_entry (symbol_attribute
*, const char *, locus
*);
3454 bool gfc_add_procedure (symbol_attribute
*, procedure_type
,
3455 const char *, locus
*);
3456 bool gfc_add_intent (symbol_attribute
*, sym_intent
, locus
*);
3457 bool gfc_add_explicit_interface (gfc_symbol
*, ifsrc
,
3458 gfc_formal_arglist
*, locus
*);
3459 bool gfc_add_type (gfc_symbol
*, gfc_typespec
*, locus
*);
3461 void gfc_clear_attr (symbol_attribute
*);
3462 bool gfc_missing_attr (symbol_attribute
*, locus
*);
3463 bool gfc_copy_attr (symbol_attribute
*, symbol_attribute
*, locus
*);
3464 int gfc_copy_dummy_sym (gfc_symbol
**, gfc_symbol
*, int);
3465 bool gfc_add_component (gfc_symbol
*, const char *, gfc_component
**);
3466 gfc_symbol
*gfc_use_derived (gfc_symbol
*);
3467 gfc_component
*gfc_find_component (gfc_symbol
*, const char *, bool, bool,
3470 gfc_st_label
*gfc_get_st_label (int);
3471 void gfc_free_st_label (gfc_st_label
*);
3472 void gfc_define_st_label (gfc_st_label
*, gfc_sl_type
, locus
*);
3473 bool gfc_reference_st_label (gfc_st_label
*, gfc_sl_type
);
3475 gfc_namespace
*gfc_get_namespace (gfc_namespace
*, int);
3476 gfc_symtree
*gfc_new_symtree (gfc_symtree
**, const char *);
3477 gfc_symtree
*gfc_find_symtree (gfc_symtree
*, const char *);
3478 void gfc_delete_symtree (gfc_symtree
**, const char *);
3479 gfc_symtree
*gfc_get_unique_symtree (gfc_namespace
*);
3480 gfc_user_op
*gfc_get_uop (const char *);
3481 gfc_user_op
*gfc_find_uop (const char *, gfc_namespace
*);
3482 void gfc_free_symbol (gfc_symbol
*&);
3483 void gfc_release_symbol (gfc_symbol
*&);
3484 gfc_symbol
*gfc_new_symbol (const char *, gfc_namespace
*);
3485 gfc_symtree
* gfc_find_symtree_in_proc (const char *, gfc_namespace
*);
3486 int gfc_find_symbol (const char *, gfc_namespace
*, int, gfc_symbol
**);
3487 int gfc_find_sym_tree (const char *, gfc_namespace
*, int, gfc_symtree
**);
3488 int gfc_get_symbol (const char *, gfc_namespace
*, gfc_symbol
**);
3489 bool gfc_verify_c_interop (gfc_typespec
*);
3490 bool gfc_verify_c_interop_param (gfc_symbol
*);
3491 bool verify_bind_c_sym (gfc_symbol
*, gfc_typespec
*, int, gfc_common_head
*);
3492 bool verify_bind_c_derived_type (gfc_symbol
*);
3493 bool verify_com_block_vars_c_interop (gfc_common_head
*);
3494 gfc_symtree
*generate_isocbinding_symbol (const char *, iso_c_binding_symbol
,
3495 const char *, gfc_symtree
*, bool);
3496 void gfc_save_symbol_data (gfc_symbol
*);
3497 int gfc_get_sym_tree (const char *, gfc_namespace
*, gfc_symtree
**, bool);
3498 int gfc_get_ha_symbol (const char *, gfc_symbol
**);
3499 int gfc_get_ha_sym_tree (const char *, gfc_symtree
**);
3501 void gfc_drop_last_undo_checkpoint (void);
3502 void gfc_restore_last_undo_checkpoint (void);
3503 void gfc_undo_symbols (void);
3504 void gfc_commit_symbols (void);
3505 void gfc_commit_symbol (gfc_symbol
*);
3506 gfc_charlen
*gfc_new_charlen (gfc_namespace
*, gfc_charlen
*);
3507 void gfc_free_namespace (gfc_namespace
*&);
3509 void gfc_symbol_init_2 (void);
3510 void gfc_symbol_done_2 (void);
3512 void gfc_traverse_symtree (gfc_symtree
*, void (*)(gfc_symtree
*));
3513 void gfc_traverse_ns (gfc_namespace
*, void (*)(gfc_symbol
*));
3514 void gfc_traverse_user_op (gfc_namespace
*, void (*)(gfc_user_op
*));
3515 void gfc_save_all (gfc_namespace
*);
3517 void gfc_enforce_clean_symbol_state (void);
3519 gfc_gsymbol
*gfc_get_gsymbol (const char *, bool bind_c
);
3520 gfc_gsymbol
*gfc_find_gsymbol (gfc_gsymbol
*, const char *);
3521 gfc_gsymbol
*gfc_find_case_gsymbol (gfc_gsymbol
*, const char *);
3522 void gfc_traverse_gsymbol (gfc_gsymbol
*, void (*)(gfc_gsymbol
*, void *), void *);
3524 gfc_typebound_proc
* gfc_get_typebound_proc (gfc_typebound_proc
*);
3525 gfc_symbol
* gfc_get_derived_super_type (gfc_symbol
*);
3526 bool gfc_type_is_extension_of (gfc_symbol
*, gfc_symbol
*);
3527 bool gfc_type_compatible (gfc_typespec
*, gfc_typespec
*);
3529 void gfc_copy_formal_args_intr (gfc_symbol
*, gfc_intrinsic_sym
*,
3530 gfc_actual_arglist
*, bool copy_type
= false);
3532 void gfc_free_finalizer (gfc_finalizer
*el
); /* Needed in resolve.cc, too */
3534 bool gfc_check_symbol_typed (gfc_symbol
*, gfc_namespace
*, bool, locus
);
3535 gfc_namespace
* gfc_find_proc_namespace (gfc_namespace
*);
3537 bool gfc_is_associate_pointer (gfc_symbol
*);
3538 gfc_symbol
* gfc_find_dt_in_generic (gfc_symbol
*);
3539 gfc_formal_arglist
*gfc_sym_get_dummy_args (gfc_symbol
*);
3541 /* intrinsic.cc -- true if working in an init-expr, false otherwise. */
3542 extern bool gfc_init_expr_flag
;
3544 /* Given a symbol that we have decided is intrinsic, mark it as such
3545 by placing it into a special module that is otherwise impossible to
3548 #define gfc_intrinsic_symbol(SYM) SYM->module = gfc_get_string ("(intrinsic)")
3550 void gfc_intrinsic_init_1 (void);
3551 void gfc_intrinsic_done_1 (void);
3553 char gfc_type_letter (bt
, bool logical_equals_int
= false);
3554 int gfc_type_abi_kind (bt
, int);
3556 gfc_type_abi_kind (gfc_typespec
*ts
)
3558 return gfc_type_abi_kind (ts
->type
, ts
->kind
);
3560 gfc_symbol
* gfc_get_intrinsic_sub_symbol (const char *);
3561 gfc_symbol
*gfc_get_intrinsic_function_symbol (gfc_expr
*);
3562 gfc_symbol
*gfc_find_intrinsic_symbol (gfc_expr
*);
3563 bool gfc_convert_type (gfc_expr
*, gfc_typespec
*, int);
3564 bool gfc_convert_type_warn (gfc_expr
*, gfc_typespec
*, int, int,
3565 bool array
= false);
3566 bool gfc_convert_chartype (gfc_expr
*, gfc_typespec
*);
3567 int gfc_generic_intrinsic (const char *);
3568 int gfc_specific_intrinsic (const char *);
3569 bool gfc_is_intrinsic (gfc_symbol
*, int, locus
);
3570 int gfc_intrinsic_actual_ok (const char *, const bool);
3571 gfc_intrinsic_sym
*gfc_find_function (const char *);
3572 gfc_intrinsic_sym
*gfc_find_subroutine (const char *);
3573 gfc_intrinsic_sym
*gfc_intrinsic_function_by_id (gfc_isym_id
);
3574 gfc_intrinsic_sym
*gfc_intrinsic_subroutine_by_id (gfc_isym_id
);
3575 gfc_isym_id
gfc_isym_id_by_intmod (intmod_id
, int);
3576 gfc_isym_id
gfc_isym_id_by_intmod_sym (gfc_symbol
*);
3579 match
gfc_intrinsic_func_interface (gfc_expr
*, int);
3580 match
gfc_intrinsic_sub_interface (gfc_code
*, int);
3582 void gfc_warn_intrinsic_shadow (const gfc_symbol
*, bool, bool);
3583 bool gfc_check_intrinsic_standard (const gfc_intrinsic_sym
*, const char**,
3586 /* match.cc -- FIXME */
3587 void gfc_free_iterator (gfc_iterator
*, int);
3588 void gfc_free_forall_iterator (gfc_forall_iterator
*);
3589 void gfc_free_alloc_list (gfc_alloc
*);
3590 void gfc_free_namelist (gfc_namelist
*);
3591 void gfc_free_omp_namelist (gfc_omp_namelist
*, bool, bool);
3592 void gfc_free_equiv (gfc_equiv
*);
3593 void gfc_free_equiv_until (gfc_equiv
*, gfc_equiv
*);
3594 void gfc_free_data (gfc_data
*);
3595 void gfc_reject_data (gfc_namespace
*);
3596 void gfc_free_case_list (gfc_case
*);
3598 /* matchexp.cc -- FIXME too? */
3599 gfc_expr
*gfc_get_parentheses (gfc_expr
*);
3602 struct gfc_omp_saved_state
{ void *ptrs
[2]; int ints
[1]; };
3603 bool gfc_omp_requires_add_clause (gfc_omp_requires_kind
, const char *,
3604 locus
*, const char *);
3605 void gfc_check_omp_requires (gfc_namespace
*, int);
3606 void gfc_free_omp_clauses (gfc_omp_clauses
*);
3607 void gfc_free_oacc_declare_clauses (struct gfc_oacc_declare
*);
3608 void gfc_free_omp_declare_variant_list (gfc_omp_declare_variant
*list
);
3609 void gfc_free_omp_declare_simd (gfc_omp_declare_simd
*);
3610 void gfc_free_omp_declare_simd_list (gfc_omp_declare_simd
*);
3611 void gfc_free_omp_udr (gfc_omp_udr
*);
3612 gfc_omp_udr
*gfc_omp_udr_find (gfc_symtree
*, gfc_typespec
*);
3613 void gfc_resolve_omp_assumptions (gfc_omp_assumptions
*);
3614 void gfc_resolve_omp_directive (gfc_code
*, gfc_namespace
*);
3615 void gfc_resolve_do_iterator (gfc_code
*, gfc_symbol
*, bool);
3616 void gfc_resolve_omp_local_vars (gfc_namespace
*);
3617 void gfc_resolve_omp_parallel_blocks (gfc_code
*, gfc_namespace
*);
3618 void gfc_resolve_omp_do_blocks (gfc_code
*, gfc_namespace
*);
3619 void gfc_resolve_omp_declare_simd (gfc_namespace
*);
3620 void gfc_resolve_omp_udrs (gfc_symtree
*);
3621 void gfc_omp_save_and_clear_state (struct gfc_omp_saved_state
*);
3622 void gfc_omp_restore_state (struct gfc_omp_saved_state
*);
3623 void gfc_free_expr_list (gfc_expr_list
*);
3624 void gfc_resolve_oacc_directive (gfc_code
*, gfc_namespace
*);
3625 void gfc_resolve_oacc_declare (gfc_namespace
*);
3626 void gfc_resolve_oacc_blocks (gfc_code
*, gfc_namespace
*);
3627 void gfc_resolve_oacc_routines (gfc_namespace
*);
3630 void gfc_free_actual_arglist (gfc_actual_arglist
*);
3631 gfc_actual_arglist
*gfc_copy_actual_arglist (gfc_actual_arglist
*);
3633 bool gfc_extract_int (gfc_expr
*, int *, int = 0);
3634 bool gfc_extract_hwi (gfc_expr
*, HOST_WIDE_INT
*, int = 0);
3636 bool is_CFI_desc (gfc_symbol
*, gfc_expr
*);
3637 bool is_subref_array (gfc_expr
*);
3638 bool gfc_is_simply_contiguous (gfc_expr
*, bool, bool);
3639 bool gfc_is_not_contiguous (gfc_expr
*);
3640 bool gfc_check_init_expr (gfc_expr
*);
3642 gfc_expr
*gfc_build_conversion (gfc_expr
*);
3643 void gfc_free_ref_list (gfc_ref
*);
3644 void gfc_type_convert_binary (gfc_expr
*, int);
3645 bool gfc_is_constant_expr (gfc_expr
*);
3646 bool gfc_simplify_expr (gfc_expr
*, int);
3647 bool gfc_try_simplify_expr (gfc_expr
*, int);
3648 int gfc_has_vector_index (gfc_expr
*);
3650 gfc_expr
*gfc_get_expr (void);
3651 gfc_expr
*gfc_get_array_expr (bt type
, int kind
, locus
*);
3652 gfc_expr
*gfc_get_null_expr (locus
*);
3653 gfc_expr
*gfc_get_operator_expr (locus
*, gfc_intrinsic_op
,gfc_expr
*, gfc_expr
*);
3654 gfc_expr
*gfc_get_structure_constructor_expr (bt
, int, locus
*);
3655 gfc_expr
*gfc_get_constant_expr (bt
, int, locus
*);
3656 gfc_expr
*gfc_get_character_expr (int, locus
*, const char *, gfc_charlen_t len
);
3657 gfc_expr
*gfc_get_int_expr (int, locus
*, HOST_WIDE_INT
);
3658 gfc_expr
*gfc_get_logical_expr (int, locus
*, bool);
3659 gfc_expr
*gfc_get_iokind_expr (locus
*, io_kind
);
3661 void gfc_clear_shape (mpz_t
*shape
, int rank
);
3662 void gfc_free_shape (mpz_t
**shape
, int rank
);
3663 void gfc_free_expr (gfc_expr
*);
3664 void gfc_replace_expr (gfc_expr
*, gfc_expr
*);
3665 mpz_t
*gfc_copy_shape (mpz_t
*, int);
3666 mpz_t
*gfc_copy_shape_excluding (mpz_t
*, int, gfc_expr
*);
3667 gfc_expr
*gfc_copy_expr (gfc_expr
*);
3668 gfc_ref
* gfc_copy_ref (gfc_ref
*);
3670 bool gfc_specification_expr (gfc_expr
*);
3672 int gfc_numeric_ts (gfc_typespec
*);
3673 int gfc_kind_max (gfc_expr
*, gfc_expr
*);
3675 bool gfc_check_conformance (gfc_expr
*, gfc_expr
*, const char *, ...) ATTRIBUTE_PRINTF_3
;
3676 bool gfc_check_assign (gfc_expr
*, gfc_expr
*, int, bool c
= true);
3677 bool gfc_check_pointer_assign (gfc_expr
*lvalue
, gfc_expr
*rvalue
,
3678 bool suppres_type_test
= false,
3679 bool is_init_expr
= false);
3680 bool gfc_check_assign_symbol (gfc_symbol
*, gfc_component
*, gfc_expr
*);
3682 gfc_expr
*gfc_build_default_init_expr (gfc_typespec
*, locus
*);
3683 void gfc_apply_init (gfc_typespec
*, symbol_attribute
*, gfc_expr
*);
3684 bool gfc_has_default_initializer (gfc_symbol
*);
3685 gfc_expr
*gfc_default_initializer (gfc_typespec
*);
3686 gfc_expr
*gfc_generate_initializer (gfc_typespec
*, bool);
3687 gfc_expr
*gfc_get_variable_expr (gfc_symtree
*);
3688 void gfc_add_full_array_ref (gfc_expr
*, gfc_array_spec
*);
3689 gfc_expr
* gfc_lval_expr_from_sym (gfc_symbol
*);
3691 gfc_array_spec
*gfc_get_full_arrayspec_from_expr (gfc_expr
*expr
);
3693 bool gfc_traverse_expr (gfc_expr
*, gfc_symbol
*,
3694 bool (*)(gfc_expr
*, gfc_symbol
*, int*),
3696 void gfc_expr_set_symbols_referenced (gfc_expr
*);
3697 bool gfc_expr_check_typed (gfc_expr
*, gfc_namespace
*, bool);
3698 bool gfc_derived_parameter_expr (gfc_expr
*);
3699 gfc_param_spec_type
gfc_spec_list_type (gfc_actual_arglist
*, gfc_symbol
*);
3700 gfc_component
* gfc_get_proc_ptr_comp (gfc_expr
*);
3701 bool gfc_is_proc_ptr_comp (gfc_expr
*);
3702 bool gfc_is_alloc_class_scalar_function (gfc_expr
*);
3703 bool gfc_is_class_array_function (gfc_expr
*);
3705 bool gfc_ref_this_image (gfc_ref
*ref
);
3706 bool gfc_is_coindexed (gfc_expr
*);
3707 bool gfc_is_coarray (gfc_expr
*);
3708 int gfc_get_corank (gfc_expr
*);
3709 bool gfc_has_ultimate_allocatable (gfc_expr
*);
3710 bool gfc_has_ultimate_pointer (gfc_expr
*);
3711 gfc_expr
* gfc_find_team_co (gfc_expr
*);
3712 gfc_expr
* gfc_find_stat_co (gfc_expr
*);
3713 gfc_expr
* gfc_build_intrinsic_call (gfc_namespace
*, gfc_isym_id
, const char*,
3714 locus
, unsigned, ...);
3715 bool gfc_check_vardef_context (gfc_expr
*, bool, bool, bool, const char*);
3719 extern gfc_code new_st
;
3721 void gfc_clear_new_st (void);
3722 gfc_code
*gfc_get_code (gfc_exec_op
);
3723 gfc_code
*gfc_append_code (gfc_code
*, gfc_code
*);
3724 void gfc_free_statement (gfc_code
*);
3725 void gfc_free_statements (gfc_code
*);
3726 void gfc_free_association_list (gfc_association_list
*);
3729 void gfc_expression_rank (gfc_expr
*);
3730 bool gfc_resolve_ref (gfc_expr
*);
3731 bool gfc_resolve_expr (gfc_expr
*);
3732 void gfc_resolve (gfc_namespace
*);
3733 void gfc_resolve_code (gfc_code
*, gfc_namespace
*);
3734 void gfc_resolve_blocks (gfc_code
*, gfc_namespace
*);
3735 void gfc_resolve_formal_arglist (gfc_symbol
*);
3736 int gfc_impure_variable (gfc_symbol
*);
3737 int gfc_pure (gfc_symbol
*);
3738 int gfc_implicit_pure (gfc_symbol
*);
3739 void gfc_unset_implicit_pure (gfc_symbol
*);
3740 int gfc_elemental (gfc_symbol
*);
3741 bool gfc_resolve_iterator (gfc_iterator
*, bool, bool);
3742 bool find_forall_index (gfc_expr
*, gfc_symbol
*, int);
3743 bool gfc_resolve_index (gfc_expr
*, int);
3744 bool gfc_resolve_dim_arg (gfc_expr
*);
3745 bool gfc_is_formal_arg (void);
3746 bool gfc_resolve_substring (gfc_ref
*, bool *);
3747 void gfc_resolve_substring_charlen (gfc_expr
*);
3748 gfc_expr
*gfc_expr_to_initialize (gfc_expr
*);
3749 bool gfc_type_is_extensible (gfc_symbol
*);
3750 bool gfc_resolve_intrinsic (gfc_symbol
*, locus
*);
3751 bool gfc_explicit_interface_required (gfc_symbol
*, char *, int);
3752 extern int gfc_do_concurrent_flag
;
3753 const char* gfc_lookup_function_fuzzy (const char *, gfc_symtree
*);
3754 int gfc_pure_function (gfc_expr
*e
, const char **name
);
3755 int gfc_implicit_pure_function (gfc_expr
*e
);
3759 gfc_iterator
*gfc_copy_iterator (gfc_iterator
*);
3761 void gfc_free_array_spec (gfc_array_spec
*);
3762 gfc_array_ref
*gfc_copy_array_ref (gfc_array_ref
*);
3764 bool gfc_set_array_spec (gfc_symbol
*, gfc_array_spec
*, locus
*);
3765 gfc_array_spec
*gfc_copy_array_spec (gfc_array_spec
*);
3766 bool gfc_resolve_array_spec (gfc_array_spec
*, int);
3768 int gfc_compare_array_spec (gfc_array_spec
*, gfc_array_spec
*);
3770 void gfc_simplify_iterator_var (gfc_expr
*);
3771 bool gfc_expand_constructor (gfc_expr
*, bool);
3772 int gfc_constant_ac (gfc_expr
*);
3773 int gfc_expanded_ac (gfc_expr
*);
3774 bool gfc_resolve_character_array_constructor (gfc_expr
*);
3775 bool gfc_resolve_array_constructor (gfc_expr
*);
3776 bool gfc_check_constructor_type (gfc_expr
*);
3777 bool gfc_check_iter_variable (gfc_expr
*);
3778 bool gfc_check_constructor (gfc_expr
*, bool (*)(gfc_expr
*));
3779 bool gfc_array_size (gfc_expr
*, mpz_t
*);
3780 bool gfc_array_dimen_size (gfc_expr
*, int, mpz_t
*);
3781 bool gfc_array_ref_shape (gfc_array_ref
*, mpz_t
*);
3782 gfc_array_ref
*gfc_find_array_ref (gfc_expr
*, bool a
= false);
3783 tree
gfc_conv_array_initializer (tree type
, gfc_expr
*);
3784 bool spec_size (gfc_array_spec
*, mpz_t
*);
3785 bool spec_dimen_size (gfc_array_spec
*, int, mpz_t
*);
3786 bool gfc_is_compile_time_shape (gfc_array_spec
*);
3788 bool gfc_ref_dimen_size (gfc_array_ref
*, int dimen
, mpz_t
*, mpz_t
*);
3790 /* interface.cc -- FIXME: some of these should be in symbol.cc */
3791 void gfc_free_interface (gfc_interface
*);
3792 bool gfc_compare_derived_types (gfc_symbol
*, gfc_symbol
*);
3793 bool gfc_compare_types (gfc_typespec
*, gfc_typespec
*);
3794 bool gfc_check_dummy_characteristics (gfc_symbol
*, gfc_symbol
*,
3796 bool gfc_check_result_characteristics (gfc_symbol
*, gfc_symbol
*,
3798 bool gfc_compare_interfaces (gfc_symbol
*, gfc_symbol
*, const char *, int, int,
3799 char *, int, const char *, const char *,
3800 bool *bad_result_characteristics
= NULL
);
3801 void gfc_check_interfaces (gfc_namespace
*);
3802 bool gfc_procedure_use (gfc_symbol
*, gfc_actual_arglist
**, locus
*);
3803 void gfc_ppc_use (gfc_component
*, gfc_actual_arglist
**, locus
*);
3804 gfc_symbol
*gfc_search_interface (gfc_interface
*, int,
3805 gfc_actual_arglist
**);
3806 match
gfc_extend_expr (gfc_expr
*);
3807 void gfc_free_formal_arglist (gfc_formal_arglist
*);
3808 bool gfc_extend_assign (gfc_code
*, gfc_namespace
*);
3809 bool gfc_check_new_interface (gfc_interface
*, gfc_symbol
*, locus
);
3810 bool gfc_add_interface (gfc_symbol
*);
3811 gfc_interface
*gfc_current_interface_head (void);
3812 void gfc_set_current_interface_head (gfc_interface
*);
3813 gfc_symtree
* gfc_find_sym_in_symtree (gfc_symbol
*);
3814 bool gfc_arglist_matches_symbol (gfc_actual_arglist
**, gfc_symbol
*);
3815 bool gfc_check_operator_interface (gfc_symbol
*, gfc_intrinsic_op
, locus
);
3816 bool gfc_has_vector_subscript (gfc_expr
*);
3817 gfc_intrinsic_op
gfc_equivalent_op (gfc_intrinsic_op
);
3818 bool gfc_check_typebound_override (gfc_symtree
*, gfc_symtree
*);
3819 void gfc_check_dtio_interfaces (gfc_symbol
*);
3820 gfc_symtree
* gfc_find_typebound_dtio_proc (gfc_symbol
*, bool, bool);
3821 gfc_symbol
* gfc_find_specific_dtio_proc (gfc_symbol
*, bool, bool);
3822 void gfc_get_formal_from_actual_arglist (gfc_symbol
*, gfc_actual_arglist
*);
3823 bool gfc_compare_actual_formal (gfc_actual_arglist
**, gfc_formal_arglist
*,
3824 int, int, bool, locus
*);
3828 extern gfc_st_label format_asterisk
;
3830 void gfc_free_open (gfc_open
*);
3831 bool gfc_resolve_open (gfc_open
*, locus
*);
3832 void gfc_free_close (gfc_close
*);
3833 bool gfc_resolve_close (gfc_close
*, locus
*);
3834 void gfc_free_filepos (gfc_filepos
*);
3835 bool gfc_resolve_filepos (gfc_filepos
*, locus
*);
3836 void gfc_free_inquire (gfc_inquire
*);
3837 bool gfc_resolve_inquire (gfc_inquire
*);
3838 void gfc_free_dt (gfc_dt
*);
3839 bool gfc_resolve_dt (gfc_code
*, gfc_dt
*, locus
*);
3840 void gfc_free_wait (gfc_wait
*);
3841 bool gfc_resolve_wait (gfc_wait
*);
3844 void gfc_module_init_2 (void);
3845 void gfc_module_done_2 (void);
3846 void gfc_dump_module (const char *, int);
3847 bool gfc_check_symbol_access (gfc_symbol
*);
3848 void gfc_free_use_stmts (gfc_use_list
*);
3849 const char *gfc_dt_lower_string (const char *);
3850 const char *gfc_dt_upper_string (const char *);
3853 symbol_attribute
gfc_variable_attr (gfc_expr
*, gfc_typespec
*);
3854 symbol_attribute
gfc_expr_attr (gfc_expr
*);
3855 symbol_attribute
gfc_caf_attr (gfc_expr
*, bool i
= false, bool *r
= NULL
);
3856 match
gfc_match_rvalue (gfc_expr
**);
3857 match
gfc_match_varspec (gfc_expr
*, int, bool, bool);
3858 int gfc_check_digit (char, int);
3859 bool gfc_is_function_return_value (gfc_symbol
*, gfc_namespace
*);
3860 bool gfc_convert_to_structure_constructor (gfc_expr
*, gfc_symbol
*,
3862 gfc_actual_arglist
**, bool);
3865 void gfc_generate_code (gfc_namespace
*);
3866 void gfc_generate_module_code (gfc_namespace
*);
3868 /* trans-intrinsic.cc */
3869 bool gfc_inline_intrinsic_function_p (gfc_expr
*);
3872 typedef int (*compare_fn
) (void *, void *);
3873 void gfc_insert_bbt (void *, void *, compare_fn
);
3874 void gfc_delete_bbt (void *, void *, compare_fn
);
3876 /* dump-parse-tree.cc */
3877 void gfc_dump_parse_tree (gfc_namespace
*, FILE *);
3878 void gfc_dump_c_prototypes (gfc_namespace
*, FILE *);
3879 void gfc_dump_external_c_prototypes (FILE *);
3880 void gfc_dump_global_symbols (FILE *);
3881 void debug (gfc_symbol
*);
3882 void debug (gfc_expr
*);
3885 bool gfc_parse_file (void);
3886 void gfc_global_used (gfc_gsymbol
*, locus
*);
3887 gfc_namespace
* gfc_build_block_ns (gfc_namespace
*);
3890 int gfc_dep_compare_functions (gfc_expr
*, gfc_expr
*, bool);
3891 int gfc_dep_compare_expr (gfc_expr
*, gfc_expr
*);
3892 bool gfc_dep_difference (gfc_expr
*, gfc_expr
*, mpz_t
*);
3895 bool gfc_check_same_strlen (const gfc_expr
*, const gfc_expr
*, const char*);
3896 bool gfc_calculate_transfer_sizes (gfc_expr
*, gfc_expr
*, gfc_expr
*,
3897 size_t*, size_t*, size_t*);
3898 bool gfc_boz2int (gfc_expr
*, int);
3899 bool gfc_boz2real (gfc_expr
*, int);
3900 bool gfc_invalid_boz (const char *, locus
*);
3901 bool gfc_invalid_null_arg (gfc_expr
*);
3905 void gfc_fix_class_refs (gfc_expr
*e
);
3906 void gfc_add_component_ref (gfc_expr
*, const char *);
3907 void gfc_add_class_array_ref (gfc_expr
*);
3908 #define gfc_add_data_component(e) gfc_add_component_ref(e,"_data")
3909 #define gfc_add_vptr_component(e) gfc_add_component_ref(e,"_vptr")
3910 #define gfc_add_len_component(e) gfc_add_component_ref(e,"_len")
3911 #define gfc_add_hash_component(e) gfc_add_component_ref(e,"_hash")
3912 #define gfc_add_size_component(e) gfc_add_component_ref(e,"_size")
3913 #define gfc_add_def_init_component(e) gfc_add_component_ref(e,"_def_init")
3914 #define gfc_add_final_component(e) gfc_add_component_ref(e,"_final")
3915 bool gfc_is_class_array_ref (gfc_expr
*, bool *);
3916 bool gfc_is_class_scalar_expr (gfc_expr
*);
3917 bool gfc_is_class_container_ref (gfc_expr
*e
);
3918 gfc_expr
*gfc_class_initializer (gfc_typespec
*, gfc_expr
*);
3919 unsigned int gfc_hash_value (gfc_symbol
*);
3920 gfc_expr
*gfc_get_len_component (gfc_expr
*e
, int);
3921 bool gfc_build_class_symbol (gfc_typespec
*, symbol_attribute
*,
3923 gfc_symbol
*gfc_find_derived_vtab (gfc_symbol
*);
3924 gfc_symbol
*gfc_find_vtab (gfc_typespec
*);
3925 gfc_symtree
* gfc_find_typebound_proc (gfc_symbol
*, bool*,
3926 const char*, bool, locus
*);
3927 gfc_symtree
* gfc_find_typebound_user_op (gfc_symbol
*, bool*,
3928 const char*, bool, locus
*);
3929 gfc_typebound_proc
* gfc_find_typebound_intrinsic_op (gfc_symbol
*, bool*,
3930 gfc_intrinsic_op
, bool,
3932 gfc_symtree
* gfc_get_tbp_symtree (gfc_symtree
**, const char*);
3933 bool gfc_is_finalizable (gfc_symbol
*, gfc_expr
**);
3935 #define CLASS_DATA(sym) sym->ts.u.derived->components
3936 #define UNLIMITED_POLY(sym) \
3937 (sym != NULL && sym->ts.type == BT_CLASS \
3938 && CLASS_DATA (sym) \
3939 && CLASS_DATA (sym)->ts.u.derived \
3940 && CLASS_DATA (sym)->ts.u.derived->attr.unlimited_polymorphic)
3941 #define IS_CLASS_ARRAY(sym) \
3942 (sym->ts.type == BT_CLASS \
3943 && CLASS_DATA (sym) \
3944 && CLASS_DATA (sym)->attr.dimension \
3945 && !CLASS_DATA (sym)->attr.class_pointer)
3946 #define IS_POINTER(sym) \
3947 (sym->ts.type == BT_CLASS && sym->attr.class_ok && CLASS_DATA (sym) \
3948 ? CLASS_DATA (sym)->attr.class_pointer : sym->attr.pointer)
3950 /* frontend-passes.cc */
3952 void gfc_run_passes (gfc_namespace
*);
3954 typedef int (*walk_code_fn_t
) (gfc_code
**, int *, void *);
3955 typedef int (*walk_expr_fn_t
) (gfc_expr
**, int *, void *);
3957 int gfc_dummy_code_callback (gfc_code
**, int *, void *);
3958 int gfc_expr_walker (gfc_expr
**, walk_expr_fn_t
, void *);
3959 int gfc_code_walker (gfc_code
**, walk_code_fn_t
, walk_expr_fn_t
, void *);
3960 bool gfc_has_dimen_vector_ref (gfc_expr
*e
);
3961 void gfc_check_externals (gfc_namespace
*);
3962 bool gfc_fix_implicit_pure (gfc_namespace
*);
3966 void gfc_convert_mpz_to_signed (mpz_t
, int);
3967 gfc_expr
*gfc_simplify_ieee_functions (gfc_expr
*);
3968 bool gfc_is_size_zero_array (gfc_expr
*);
3970 /* trans-array.cc */
3972 bool gfc_is_reallocatable_lhs (gfc_expr
*);
3976 void finish_oacc_declare (gfc_namespace
*, gfc_symbol
*, bool);
3977 void gfc_adjust_builtins (void);
3979 #endif /* GCC_GFORTRAN_H */