sim/testsuite/sim/pru/dmem-zero-trap.s

   1 # Check that DMEM zero address access can be trapped.
   2 # mach: pru
   3 # sim: --error-null-deref
   4 # xerror:
   5 # output: core: 4 byte read to unmapped address 0x0 at *\n
   6
   7 # Copyright (C) 2016-2020 Free Software Foundation, Inc.
   8 # Contributed by Dimitar Dimitrov <dimitar@dinux.eu>
   9 #
  10 # This file is part of the GNU simulators.
  11 #
  12 # This program is free software; you can redistribute it and/or modify
  13 # it under the terms of the GNU General Public License as published by
  14 # the Free Software Foundation; either version 3 of the License, or
  15 # (at your option) any later version.
  16 #
  17 # This program is distributed in the hope that it will be useful,
  18 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  19 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  20 # GNU General Public License for more details.
  21 #
  22 # You should have received a copy of the GNU General Public License
  23 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
  24
  25 .include "testutils.inc"
  26
  27         start
  28
  29         ldi r1, 0
  30         lbbo &r2, r1, 0, 4
  31
  32         pass