Initial checkin of GCC 4.9.0 from trunk (r208799).

Change-Id: I48a3c08bb98542aa215912a75f03c0890e497dba

1 files changed, 90 insertions, 0 deletions

diff --git a/gcc-4.9/libgfortran/caf/libcaf.h b/gcc-4.9/libgfortran/caf/libcaf.h
new file mode 100644
index 000000000..7ecd76fce
--- /dev/null
+++ b/gcc-4.9/libgfortran/caf/libcaf.h
@@ -0,0 +1,90 @@
+/* Common declarations for all of GNU Fortran libcaf implementations.
+   Copyright (C) 2011-2014 Free Software Foundation, Inc.
+   Contributed by Tobias Burnus <burnus@net-b.de>
+
+This file is part of the GNU Fortran Coarray Runtime Library (libcaf).
+
+Libcaf is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 3, or (at your option)
+any later version.
+
+Libcaf is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+Under Section 7 of GPL version 3, you are granted additional
+permissions described in the GCC Runtime Library Exception, version
+3.1, as published by the Free Software Foundation.
+
+You should have received a copy of the GNU General Public License and
+a copy of the GCC Runtime Library Exception along with this program;
+see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
+<http://www.gnu.org/licenses/>.  */
+
+#ifndef LIBCAF_H
+#define LIBCAF_H
+
+#include <stdint.h>	/* For int32_t.  */
+#include <stddef.h>	/* For ptrdiff_t.  */
+
+#ifndef __GNUC__
+#define __attribute__(x)
+#define likely(x)       (x)
+#define unlikely(x)     (x)
+#else
+#define likely(x)       __builtin_expect(!!(x), 1)
+#define unlikely(x)     __builtin_expect(!!(x), 0)
+#endif
+
+/* Definitions of the Fortran 2008 standard; need to kept in sync with
+   ISO_FORTRAN_ENV, cf. libgfortran.h.  */
+#define STAT_UNLOCKED		0
+#define STAT_LOCKED		1
+#define STAT_LOCKED_OTHER_IMAGE	2
+#define STAT_STOPPED_IMAGE 	6000
+
+/* Describes what type of array we are registerring. Keep in sync with
+   gcc/fortran/trans.h.  */
+typedef enum caf_register_t {
+  CAF_REGTYPE_COARRAY_STATIC,
+  CAF_REGTYPE_COARRAY_ALLOC,
+  CAF_REGTYPE_LOCK,
+  CAF_REGTYPE_LOCK_COMP
+}
+caf_register_t;
+
+/* Linked list of static coarrays registered.  */
+typedef struct caf_static_t {
+  void **token;
+  struct caf_static_t *prev;
+}
+caf_static_t;
+
+
+void _gfortran_caf_init (int *, char ***, int *, int *);
+void _gfortran_caf_finalize (void);
+
+void * _gfortran_caf_register (ptrdiff_t, caf_register_t, void ***, int *,
+			       char *, int);
+void _gfortran_caf_deregister (void ***, int *, char *, int);
+
+
+void _gfortran_caf_sync_all (int *, char *, int);
+void _gfortran_caf_sync_images (int, int[], int *, char *, int);
+
+/* FIXME: The CRITICAL functions should be removed;
+   the functionality is better represented using Coarray's lock feature.  */
+void _gfortran_caf_critical (void);
+void _gfortran_caf_critical (void)  { }
+
+void _gfortran_caf_end_critical (void);
+void _gfortran_caf_end_critical (void)  { }
+
+
+void _gfortran_caf_error_stop_str (const char *, int32_t)
+     __attribute__ ((noreturn));
+void _gfortran_caf_error_stop (int32_t) __attribute__ ((noreturn));
+
+#endif  /* LIBCAF_H  */