From 1a79cb7341c9face374804f7623d309dc281056e Mon Sep 17 00:00:00 2001 From: Rainer Orth Date: Mon, 25 Jul 2011 15:39:52 +0000 Subject: [PATCH] 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 --- libgomp/ChangeLog | 6 +++++ libgomp/config/osf/sem.h | 53 ++++++++++++++++++++++++++++++++++++++++ libgomp/configure.tgt | 5 ++++ 3 files changed, 64 insertions(+) create mode 100644 libgomp/config/osf/sem.h diff --git a/libgomp/ChangeLog b/libgomp/ChangeLog index 9225401fb35..c6d9ffd9c95 100644 --- a/libgomp/ChangeLog +++ b/libgomp/ChangeLog @@ -1,3 +1,9 @@ +2011-07-25 Rainer Orth + + PR libgomp/45351 + * config/osf/sem.h: New file. + * configure.tgt (alpha*-dec-osf*): Prepend osf to config_path. + 2011-07-18 Rainer Orth PR target/49541 diff --git a/libgomp/config/osf/sem.h b/libgomp/config/osf/sem.h new file mode 100644 index 00000000000..7dcb542d55c --- /dev/null +++ b/libgomp/config/osf/sem.h @@ -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 + . */ + +/* 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 + +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 */ diff --git a/libgomp/configure.tgt b/libgomp/configure.tgt index 429c8e6bca2..aeb9bc10216 100644 --- a/libgomp/configure.tgt +++ b/libgomp/configure.tgt @@ -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" -- 2.30.2