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37 lines
1.2 KiB
ArmAsm
37 lines
1.2 KiB
ArmAsm
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/* Compute minimum of two numbers, regarding NaN as missing argument.
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Copyright (C) 2002 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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Contributed by Andreas Jaeger <aj@suse.de>, 2002.
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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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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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#include <sysdep.h>
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.text
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ENTRY(__fmin)
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ucomisd %xmm0, %xmm1
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jp 1f // jump if unordered
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minsd %xmm1, %xmm0
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jmp 2f
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1: ucomisd %xmm1, %xmm1 // Is xmm1 a NaN?
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jp 2f // then return xmm0
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movsd %xmm1, %xmm0 // otherwise return xmm1
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2: ret
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END(__fmin)
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weak_alias (__fmin, fmin)
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