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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.
49 lines
1.5 KiB
C
49 lines
1.5 KiB
C
/* Compute remainder and a congruent to the quotient. m68k fpu version
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Copyright (C) 1997 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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Contributed by Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
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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 <math.h>
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#ifndef SUFF
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#define SUFF
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#endif
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#ifndef float_type
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#define float_type double
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#endif
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#define CONCATX(a,b) __CONCAT(a,b)
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#define s(name) CONCATX(name,SUFF)
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float_type
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s(__remquo) (float_type x, float_type y, int *quo)
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{
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float_type result;
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int cquo, fpsr;
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__asm ("frem%.x %2,%0\n\tfmove%.l %/fpsr,%1"
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: "=f" (result), "=dm" (fpsr) : "f" (y), "0" (x));
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cquo = (fpsr >> 16) & 0x7f;
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if (fpsr & (1 << 23))
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cquo = -cquo;
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*quo = cquo;
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return result;
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}
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#define weak_aliasx(a,b) weak_alias(a,b)
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weak_aliasx (s(__remquo), s(remquo))
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