2005-10-10 15:29:32 +00:00
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/* Return current rounding direction.
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Copyright (C) 2004, 2005 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 Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the 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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Lesser General Public License for more details.
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2011-03-21 15:40:37 +00:00
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, write to the Free
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Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
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02111-1307 USA. */
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2005-10-10 15:29:32 +00:00
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#include <fenv.h>
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#include <fpu_control.h>
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#include <unistd.h>
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#include <ldsodefs.h>
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#include <dl-procinfo.h>
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2006-10-31 17:20:42 +00:00
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#include <sysdep.h>
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2005-10-10 15:29:32 +00:00
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int
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fegetround (void)
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{
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2006-10-31 17:20:42 +00:00
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if (GLRO (dl_hwcap) & HWCAP_ARM_VFP)
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2005-10-10 15:29:32 +00:00
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{
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unsigned int temp;
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/* Get the current environment. */
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_FPU_GETCW (temp);
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return temp & FE_TOWARDZERO;
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}
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/* The current soft-float implementation only handles TONEAREST. */
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return FE_TONEAREST;
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}
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