/* Software floating-point emulation.   Return (double)a   Copyright (C) 1997,1999,2006 Free Software Foundation, Inc.   This file is part of the GNU C Library.   Contributed by Richard Henderson (rth@cygnus.com) and		  Jakub Jelinek (jj@ultra.linux.cz).   The GNU C Library is free software; you can redistribute it and/or   modify it under the terms of the GNU Lesser General Public   License as published by the Free Software Foundation; either   version 2.1 of the License, or (at your option) any later version.   The GNU C Library is distributed in the hope that it will be useful,   but WITHOUT ANY WARRANTY; without even the implied warranty of   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU   Lesser General Public License for more details.   You should have received a copy of the GNU Lesser General Public   License along with the GNU C Library; if not, write to the Free   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA   02111-1307 USA.  */#include "soft-fp.h"#include "double.h"#include "quad.h"double _Q_qtod(const long double a){  FP_DECL_EX;  FP_DECL_Q(A);  FP_DECL_D(R);  double r;  FP_INIT_ROUNDMODE;  FP_UNPACK_SEMIRAW_Q(A, a);#if (2 * _FP_W_TYPE_SIZE) < _FP_FRACBITS_Q  FP_TRUNC(D,Q,2,4,R,A);#else  FP_TRUNC(D,Q,1,2,R,A);#endif  FP_PACK_SEMIRAW_D(r, R);  FP_HANDLE_EXCEPTIONS;  return r;}