gdb/testsuite/gdb.arch/ppc-fp.c

   1 /* Copyright 2008-2019 Free Software Foundation, Inc.
   2
   3    This file is part of GDB.
   4
   5    This program is free software; you can redistribute it and/or modify
   6    it under the terms of the GNU General Public License as published by
   7    the Free Software Foundation; either version 3 of the License, or
   8    (at your option) any later version.
   9
  10    This program is distributed in the hope that it will be useful,
  11    but WITHOUT ANY WARRANTY; without even the implied warranty of
  12    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13    GNU General Public License for more details.
  14
  15    You should have received a copy of the GNU General Public License
  16    along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
  17
  18 int
  19 main (int argc, char *argv[])
  20 {
  21   double result;
  22
  23   asm ("fdiv %0, %1, %1\n"      /* Invalid operation.  */
  24        : "=f" (result)
  25        : "f" (0.0));
  26
  27   asm ("mtfsf 0xff, %0\n"  /* Reset FPSCR.  */
  28        :
  29        : "f" (0.0));
  30
  31   asm ("fdiv %0, %1, %2\n"      /* Division by zero.  */
  32        : "=f" (result)
  33        : "f" (1.25), "f" (0.0));
  34
  35   return 0;
  36 }