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re PR libgomp/45351 (many unaligned accesses in libgomp tests) 

PR libgomp/45351
	* config/osf/sem.h: New file.
	* configure.tgt (alpha*-dec-osf*): Prepend osf to config_path.

From-SVN: r176755
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Rainer Orth 2011-07-25 15:39:52 +00:00 committed by Rainer Orth
parent c1703fc185
commit 1a79cb7341
3 changed files with 64 additions and 0 deletions
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6
libgomp/ChangeLog
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@ -1,3 +1,9 @@
2011-07-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
PR libgomp/45351
* config/osf/sem.h: New file.
* configure.tgt (alpha*-dec-osf*): Prepend osf to config_path.
2011-07-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
PR target/49541

53
libgomp/config/osf/sem.h Normal file
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@ -0,0 +1,53 @@
/* Copyright (C) 2011 Free Software Foundation, Inc.
This file is part of the GNU OpenMP Library (libgomp).
Libgomp 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.
Libgomp 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/>. */
/* This is a variant of config/posix/sem.h for Tru64 UNIX. The librt
sem_init implementation assumes int (4-byte) alignment for sem_t, while
the type only requires short (2-byte) alignment. This mismatch causes
lots of unaligned access warnings from the kernel, so enforce that
alignment. */
#ifndef GOMP_SEM_H
#define GOMP_SEM_H 1
#include <semaphore.h>
typedef sem_t gomp_sem_t __attribute__((aligned (__alignof__ (int))));
static inline void gomp_sem_init (gomp_sem_t *sem, int value)
{
sem_init (sem, 0, value);
}
extern void gomp_sem_wait (gomp_sem_t *sem);
static inline void gomp_sem_post (gomp_sem_t *sem)
{
sem_post (sem);
}
static inline void gomp_sem_destroy (gomp_sem_t *sem)
{
sem_destroy (sem);
}
#endif /* GOMP_SEM_H */

5
libgomp/configure.tgt
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@ -129,6 +129,11 @@ case "${target}" in
XLDFLAGS="${XLDFLAGS} -lpthread"
;;
alpha*-dec-osf*)
# Use Tru64 UNIX-specific sem.h version.
config_path="osf posix"
;;
mips-sgi-irix6*)
# Need to link with -lpthread so libgomp.so is self-contained.
XLDFLAGS="${XLDFLAGS} -lpthread"