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/* Machine-dependent pthreads configuration and inline functions.
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Copyright (C) 1996 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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Contributed by Richard Henderson <rth@tamu.edu>.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public License as
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published by the Free Software Foundation; either version 2 of the
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License, or (at your option) any later version.
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The GNU C Library 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 GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public
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License along with the GNU C Library; see the file COPYING.LIB. If
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not, write to the Free Software Foundation, Inc., 675 Mass Ave,
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Cambridge, MA 02139, USA. */
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/************* gcc ******************/
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/* Spinlock implementation; required. */
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static inline long testandset(int *spinlock)
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: "=&r"(ret), "=&r"(temp), "=m"(*spinlock)
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/* Spinlock release; default is just set to zero. */
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#define RELEASE_SPINLOCK(spinlock) \
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asm volatile("mb" : : : "memory"); \
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/************* Compaq compiler ******************/
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/* Spinlock implementation; required. */
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static long testandset(int *spinlock)
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/* Spinlock release; default is just set to zero. */
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#define RELEASE_SPINLOCK(spinlock) \