gdb/testsuite/gdb.mi/mi-watch-nonstop.exp

   1 #   Copyright 2011-2021 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 if [target_info exists gdb,no_hardware_watchpoints] {
  17     return -1
  18 }
  19
  20 if { ![support_displaced_stepping] } {
  21     unsupported "displaced stepping"
  22     return -1
  23 }
  24
  25 load_lib mi-support.exp
  26 set MIFLAGS "-i=mi"
  27
  28 proc mi_nonstop_resume { command test } {
  29     if { [mi_send_resuming_command $command $test] != 0 } {
  30         # If a resume fails, assume non-stop is broken or unsupported
  31         # for this target.  We have logged a FAIL or UNSUPPORTED; skip
  32         # the remaining tests to limit timeouts.
  33         return -code continue
  34     }
  35 }
  36
  37 #
  38 # Start here
  39 #
  40 standard_testfile watch-nonstop.c
  41
  42 if {[gdb_compile "$srcdir/$subdir/$srcfile" $binfile executable {debug}] != "" } {
  43     return -1
  44 }
  45
  46 save_vars { GDBFLAGS } {
  47     append GDBFLAGS " -ex \"set non-stop on\""
  48     mi_clean_restart $binfile
  49 }
  50
  51 mi_gdb_test "-gdb-set mi-async 1" ".*"
  52 mi_detect_async
  53
  54 if { [mi_runto_main] < 0 } {
  55     continue
  56 }
  57
  58 # Set a watchpoint.
  59 mi_gdb_test "111-break-watch global" \
  60     "111\\^done,wpt=\{number=\"2\",exp=\"global\"\}" \
  61     "break-watch operation"
  62
  63 # Set the target running.
  64 mi_nonstop_resume "exec-continue" "resume 1"
  65
  66 # Now try deleting the watchpoint.  This would fail with "Couldn't
  67 # write debug register: No such process."  on GNU/Linux, because we'd
  68 # try to poke at the debug registers of a running thread.
  69 mi_gdb_test "777-break-delete 2" \
  70     "777\\^done" \
  71     "delete watchpoint"