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688903eb3e
* All files with FSF copyright notices: Update copyright dates using scripts/update-copyrights. * locale/programs/charmap-kw.h: Regenerated. * locale/programs/locfile-kw.h: Likewise.
37 lines
1.3 KiB
C
37 lines
1.3 KiB
C
/* Compute remainder and a congruent to the quotient. m68k fpu version
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Copyright (C) 1997-2018 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, see
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<http://www.gnu.org/licenses/>. */
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#include <math.h>
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FLOAT
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M_DECL_FUNC (__remquo) (FLOAT x, FLOAT y, int *quo)
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{
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FLOAT 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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declare_mgen_alias (__remquo, remquo)
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