sysdeps/alpha/soft-fp/ots_cvtqx.c

   1 /* Software floating-point emulation: signed integer to float conversion.
   2    Copyright (C) 1997,1999,2004,2006 Free Software Foundation, Inc.
   3    This file is part of the GNU C Library.
   4    Contributed by Richard Henderson (rth@cygnus.com) and
   5                   Jakub Jelinek (jj@ultra.linux.cz).
   6
   7    The GNU C Library is free software; you can redistribute it and/or
   8    modify it under the terms of the GNU Lesser General Public
   9    License as published by the Free Software Foundation; either
  10    version 2.1 of the License, or (at your option) any later version.
  11
  12    The GNU C Library is distributed in the hope that it will be useful,
  13    but WITHOUT ANY WARRANTY; without even the implied warranty of
  14    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15    Lesser General Public License for more details.
  16
  17    You should have received a copy of the GNU Lesser General Public
  18    License along with the GNU C Library; if not, write to the Free
  19    Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
  20    02111-1307 USA.  */
  21
  22 #include "local-soft-fp.h"
  23
  24 /* Should never actually be used, since we've more bits of precision
  25    than the incomming long, but needed for linkage.  */
  26 #undef FP_ROUNDMODE
  27 #define FP_ROUNDMODE  FP_RND_ZERO
  28
  29 void
  30 _OtsCvtQX (long a)
  31 {
  32   FP_DECL_EX;
  33   FP_DECL_Q(C);
  34   FP_DECL_RETURN(c);
  35
  36   FP_FROM_INT_Q(C, a, 64, unsigned long);
  37   FP_PACK_RAW_Q(c, C);
  38   FP_RETURN(c);
  39 }