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jeremybenn |
/* Common declarations for all of GNU Fortran libcaf implementations.
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Copyright (C) 2011, 2012
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Free Software Foundation, Inc.
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Contributed by Tobias Burnus <burnus@net-b.de>
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This file is part of the GNU Fortran Coarray Runtime Library (libcaf).
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Libcaf is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3, or (at your option)
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any later version.
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Libcaf is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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Under Section 7 of GPL version 3, you are granted additional
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permissions described in the GCC Runtime Library Exception, version
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3.1, as published by the Free Software Foundation.
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You should have received a copy of the GNU General Public License and
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a copy of the GCC Runtime Library Exception along with this program;
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see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
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<http://www.gnu.org/licenses/>. */
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#ifndef LIBCAF_H
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#define LIBCAF_H
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#include <stdint.h> /* For int32_t. */
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#include <stddef.h> /* For ptrdiff_t. */
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#ifndef __GNUC__
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#define __attribute__(x)
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#define likely(x) (x)
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#define unlikely(x) (x)
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#else
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#define likely(x) __builtin_expect(!!(x), 1)
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#define unlikely(x) __builtin_expect(!!(x), 0)
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#endif
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/* Definitions of the Fortran 2008 standard; need to kept in sync with
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ISO_FORTRAN_ENV, cf. libgfortran.h. */
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#define STAT_UNLOCKED 0
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#define STAT_LOCKED 1
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#define STAT_LOCKED_OTHER_IMAGE 2
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#define STAT_STOPPED_IMAGE 6000
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/* Describes what type of array we are registerring. Keep in sync with
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gcc/fortran/trans.h. */
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typedef enum caf_register_t {
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CAF_REGTYPE_COARRAY_STATIC,
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CAF_REGTYPE_COARRAY_ALLOC,
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CAF_REGTYPE_LOCK,
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CAF_REGTYPE_LOCK_COMP
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}
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caf_register_t;
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/* Linked list of static coarrays registered. */
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typedef struct caf_static_t {
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void **token;
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struct caf_static_t *prev;
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}
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caf_static_t;
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void _gfortran_caf_init (int *, char ***, int *, int *);
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void _gfortran_caf_finalize (void);
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void * _gfortran_caf_register (ptrdiff_t, caf_register_t, void ***, int *,
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char *, int);
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void _gfortran_caf_deregister (void ***, int *, char *, int);
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void _gfortran_caf_sync_all (int *, char *, int);
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void _gfortran_caf_sync_images (int, int[], int *, char *, int);
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/* FIXME: The CRITICAL functions should be removed;
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the functionality is better represented using Coarray's lock feature. */
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void _gfortran_caf_critical (void) { }
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void _gfortran_caf_end_critical (void) { }
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void _gfortran_caf_error_stop_str (const char *, int32_t)
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__attribute__ ((noreturn));
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void _gfortran_caf_error_stop (int32_t) __attribute__ ((noreturn));
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#endif /* LIBCAF_H */
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