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54 lines
1.3 KiB
C
54 lines
1.3 KiB
C
/* Copyright (C) 1996-2017 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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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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#ifndef FUNC
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# define FUNC lrint
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#endif
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#ifndef ITYPE
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# define ITYPE double
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# define IREGS "d"
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#else
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# ifndef IREGS
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# error IREGS not defined
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# endif
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#endif
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#ifndef OTYPE
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# define OTYPE long int
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#endif
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#define OREGS "x"
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#define __CONCATX(a,b) __CONCAT(a,b)
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OTYPE
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__CONCATX(__,FUNC) (ITYPE x)
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{
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OTYPE result;
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ITYPE temp;
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asm ( "frintx" "\t%" IREGS "1, %" IREGS "2\n\t"
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"fcvtzs" "\t%" OREGS "0, %" IREGS "1"
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: "=r" (result), "=w" (temp) : "w" (x) );
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return result;
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}
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weak_alias (__CONCATX(__,FUNC), FUNC)
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