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/* Machine-dependent pthreads configuration and inline functions.
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Copyright (C) 1999, 2000 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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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 not,
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write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA. */
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// JN: had to diable PT_EI as it was causing testandset not inline
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// when entire library was compiled with gcc
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# define PT_EI extern inline
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/* Make sure gcc doesn't try to be clever and move things around on
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us. We need to use _exactly_ the address the user gave us, not some
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alias that contains the same information. */
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#define __atomic_fool_gcc(x) (*(volatile struct { int a[100]; } *)x)
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/* Spinlock implementation; required. */
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static inline long int
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testandset (int *spinlock)
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: "=r"(ret), "+m"(__atomic_fool_gcc (spinlock))
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/* for Intel compiler ecc */