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Diffstat (limited to 'sysdeps/hppa/nptl/pthread_spin_init.c')
-rw-r--r--sysdeps/hppa/nptl/pthread_spin_init.c28
1 files changed, 28 insertions, 0 deletions
diff --git a/sysdeps/hppa/nptl/pthread_spin_init.c b/sysdeps/hppa/nptl/pthread_spin_init.c
new file mode 100644
index 0000000000..c83669eb91
--- /dev/null
+++ b/sysdeps/hppa/nptl/pthread_spin_init.c
@@ -0,0 +1,28 @@
+/* Copyright (C) 2006-2014 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library 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
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library.  If not, see
+   <http://www.gnu.org/licenses/>.  */
+
+#include "pthreadP.h"
+
+int
+pthread_spin_init (pthread_spinlock_t *lock, int pshared)
+{
+  int tmp = 0;
+  /* This should be a memory barrier to newer compilers */
+  __asm__ __volatile__ ("stw,ma %1,0(%0)"
+                        : : "r" (lock), "r" (tmp) : "memory");
+  return 0;
+}