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44 lines
1.4 KiB
C
44 lines
1.4 KiB
C
/* Software floating-point emulation.
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c = (long double)(a)
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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 Richard Henderson (rth@cygnus.com) and
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Jakub Jelinek (jj@ultra.linux.cz).
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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 Library General Public License as
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published by the Free Software Foundation; either version 2 of the
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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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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public
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License along with the GNU C Library; see the file COPYING.LIB. If
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not, write to the Free Software Foundation, Inc.,
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59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
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#include "soft-fp.h"
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#include "single.h"
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#include "quad.h"
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long double _Q_stoq(const float a)
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{
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FP_DECL_EX;
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FP_DECL_S(A);
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FP_DECL_Q(C);
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long double c;
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FP_UNPACK_S(A, a);
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#if (2 * _FP_W_TYPE_SIZE) < _FP_FRACBITS_Q
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FP_CONV(Q,S,4,1,C,A);
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#else
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FP_CONV(Q,S,2,1,C,A);
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#endif
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FP_PACK_Q(c, C);
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FP_HANDLE_EXCEPTIONS;
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return c;
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}
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