libgcc/config/h8300/fixunssfsi.c

   1 /* More subroutines needed by GCC output code on some machines.  */
   2 /* Compile this one with gcc.  */
   3 /* Copyright (C) 1989-2017 Free Software Foundation, Inc.
   4
   5 This file is part of GCC.
   6
   7 GCC is free software; you can redistribute it and/or modify
   8 it under the terms of the GNU General Public License as published by
   9 the Free Software Foundation; either version 3, or (at your option)
  10 any later version.
  11
  12 GCC 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
  15 GNU General Public License for more details.
  16
  17 Under Section 7 of GPL version 3, you are granted additional
  18 permissions described in the GCC Runtime Library Exception, version
  19 3.1, as published by the Free Software Foundation.
  20
  21 You should have received a copy of the GNU General Public License and
  22 a copy of the GCC Runtime Library Exception along with this program;
  23 see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
  24 <http://www.gnu.org/licenses/>.  */
  25
  26 /* The libgcc2.c implementation gets confused by our type setup and creates
  27    a directly recursive call, so we do our own implementation.  For
  28    the H8/300, that's in lib1funcs.S, for H8/300H and H8S, it's here.  */
  29
  30 #ifndef __H8300__
  31 long __fixunssfsi (float a);
  32
  33 long
  34 __fixunssfsi (float a)
  35 {
  36   if (a >= (float) 32768L)
  37     return (long) (a - 32768L) + 32768L;
  38   return (long) a;
  39 }
  40 #endif