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41bdb6e20c
2001-07-06 Paul Eggert <eggert@twinsun.com> * manual/argp.texi: Remove ignored LGPL copyright notice; it's not appropriate for documentation anyway. * manual/libc-texinfo.sh: "Library General Public License" -> "Lesser General Public License". 2001-07-06 Andreas Jaeger <aj@suse.de> * All files under GPL/LGPL version 2: Place under LGPL version 2.1.
52 lines
1.2 KiB
ArmAsm
52 lines
1.2 KiB
ArmAsm
/* Compute positive difference.
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Copyright (C) 1997, 1999 Free Software Foundation, Inc.
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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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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(__fdim)
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fldl 4(%esp) // x
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fldl 12(%esp) // x : y
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fucom %st(1)
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fnstsw
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sahf
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jp 1f
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fsubrp %st, %st(1)
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jc 2f
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fstp %st(0)
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fldz
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jmp 2f
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1: fxam
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fnstsw
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andb $0x45, %ah
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cmpb $0x01, %ah
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je 3f
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fxch
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3: fstp %st(1)
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2: ret
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END(__fdim)
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weak_alias (__fdim, fdim)
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