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jeremybenn |
/*
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* Copyright (C) 2001, 2009 Free Software Foundation, Inc.
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* Contributed by Richard Henderson (rth@redhat.com)
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*
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* This file is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the
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* Free Software Foundation; either version 3, or (at your option) any
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* later version.
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*
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* This file is distributed in the hope that it will be useful, but
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* 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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* General Public License for more details.
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*
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* Under Section 7 of GPL version 3, you are granted additional
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* permissions described in the GCC Runtime Library Exception, version
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* 3.1, as published by the Free Software Foundation.
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*
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* You should have received a copy of the GNU General Public License and
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* a copy of the GCC Runtime Library Exception along with this program;
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* see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
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* <http://www.gnu.org/licenses/>.
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*/
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/* Assume OSF/1 compatible interfaces. */
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extern void __ieee_set_fp_control (unsigned long int);
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#define IEEE_MAP_DMZ (1UL<<12) /* Map denorm inputs to zero */
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#define IEEE_MAP_UMZ (1UL<<13) /* Map underflowed outputs to zero */
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static void __attribute__((constructor))
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set_fast_math (void)
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{
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__ieee_set_fp_control (IEEE_MAP_DMZ | IEEE_MAP_UMZ);
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}
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