2003-11-18 15:25:02 +08:00
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/* Truncate long double value.
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2013-01-03 03:01:50 +08:00
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Copyright (C) 1997-2013 Free Software Foundation, Inc.
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2003-11-18 15:25:02 +08:00
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This file is part of the GNU C Library.
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Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
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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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You should have received a copy of the GNU Lesser General Public
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2012-02-10 07:18:22 +08:00
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License along with the GNU C Library; if not, see
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<http://www.gnu.org/licenses/>. */
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2003-11-18 15:25:02 +08:00
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#include <machine/asm.h>
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ENTRY(__truncl)
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fldt 8(%rsp)
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fstcw -4(%rsp)
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movl $0xc00, %edx
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orl -4(%rsp), %edx
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movl %edx, -8(%rsp)
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fldcw -8(%rsp)
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frndint
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fldcw -4(%rsp)
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ret
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END(__truncl)
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weak_alias (__truncl, truncl)
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