gdb/testsuite/gdb.arch/ia64-breakpoint-shadow.S

   1 /* Copyright 2009-2020 Free Software Foundation, Inc.
   2
   3    This program is free software; you can redistribute it and/or modify
   4    it under the terms of the GNU General Public License as published by
   5    the Free Software Foundation; either version 3 of the License, or
   6    (at your option) any later version.
   7
   8    This program is distributed in the hope that it will be useful,
   9    but WITHOUT ANY WARRANTY; without even the implied warranty of
  10    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  11    GNU General Public License for more details.
  12
  13    You should have received a copy of the GNU General Public License
  14    along with this program.  If not, see <http://www.gnu.org/licenses/>.
  15
  16    This file is part of the gdb testsuite.
  17    It tests displaced stepping over various insns that require special
  18    handling.  */
  19
  20         .text
  21         .align 16
  22         .global main
  23         .proc main
  24 main:
  25         mov r2=r12
  26         mov r14=1
  27         ;;
  28 bundle:
  29         /* Store value 1 into `long' variable on stack.  */
  30         st8.rel [r2]=r14
  31         /* This long constant requires L-X slot in this bundle.  */
  32         movl r14=0x7fffffff
  33         ;;
  34         /* Store value 0x7fffffff into `long' variable on stack.  */
  35         st8.rel [r2]=r14
  36         mov r14=r0
  37         ;;
  38         mov r8=r14
  39         mov r12=r2
  40         br.ret.sptk.many b0
  41
  42         .endp main
  43
  44         .section        .note.GNU-stack,"",@progbits