text: /* Software floating-point emulation.
     Truncate IEEE quad into IEEE double
     Copyright (C) 1997-2014 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.
  
     In addition to the permissions in the GNU Lesser General Public
     License, the Free Software Foundation gives you unlimited
     permission to link the compiled version of this file into
     combinations with other programs, and to distribute those
     combinations without any restriction coming from the use of this
     file.  (The Lesser General Public License restrictions do apply in
     other respects; for example, they cover modification of the file,
     and distribution when not linked into a combine executable.)
  
     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, see
     <http://www.gnu.org/licenses/>.  */
  
  #include "soft-fp.h"
  #include "double.h"
  #include "quad.h"
  
  DFtype
  __trunctfdf2 (TFtype a)
  {
    FP_DECL_EX;
    FP_DECL_Q (A);
    FP_DECL_D (R);
    DFtype 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;
  }
  