gdb/testsuite/gdb.arch/aarch64-brk-patterns.c

   1 /* This file is part of GDB, the GNU debugger.
   2
   3    Copyright 2020-2022 Free Software Foundation, Inc.
   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 (void)
  20 {
  21   /* Dummy instruction just so GDB doesn't stop at the first breakpoint
  22      instruction.  */
  23   __asm __volatile ("nop\n\t");
  24
  25   /* Multiple BRK instruction patterns.  */
  26   __asm __volatile ("brk %0\n\t" ::"n"(0x0));
  27   __asm __volatile ("brk %0\n\t" ::"n"(0x900 + 0xf));
  28   __asm __volatile ("brk %0\n\t" ::"n"(0xf000));
  29
  30   return 0;
  31 }