gdb/testsuite/gdb.mi/pr11022.exp

   1 # Copyright 2009-2018 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 {[skip_hw_watchpoint_tests]} {
  17     return 0
  18 }
  19
  20 load_lib mi-support.exp
  21 set MIFLAGS "-i=mi"
  22
  23 standard_testfile .c
  24
  25 if  { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug}] != "" } {
  26      untested "failed to compile"
  27      return
  28 }
  29
  30 proc test_memory_changed_observer { mi_command } {
  31     with_test_prefix "${mi_command}" {
  32         global srcfile
  33
  34         if [mi_gdb_start] {
  35             return
  36         }
  37         mi_run_to_main
  38
  39         set line_number [gdb_get_line_number "break here"]
  40         mi_gdb_test "-break-insert ${srcfile}:${line_number}" \
  41             {\^done,bkpt=.number="2",type="breakpoint".*\}} \
  42             "set breakpoint"
  43
  44         mi_gdb_test "watch x" ".*" "set watchpoint"
  45
  46         mi_execute_to "exec-continue" "breakpoint-hit" "main" "" ".*" ".*" \
  47             { "" "disp=\"keep\"" } "breakpoint hit"
  48
  49         mi_execute_to "exec-continue" "watchpoint-trigger" "main" "" ".*" ".*" \
  50             { "" "wpt=\{number=\"3\",exp=\"x\"\},value=\{old=\"0\",new=\"42\"\}" } \
  51             "watchpoint hit"
  52
  53         mi_execute_to "exec-continue" "breakpoint-hit" "main" "" ".*" ".*" \
  54             { "" "disp=\"keep\"" } "breakpoint hit 2"
  55
  56         mi_gdb_test "-${mi_command}" {\^done} "set x"
  57
  58         mi_execute_to "exec-continue" "watchpoint-trigger" "main" "" ".*" ".*" \
  59             { "" "wpt=\{number=\"3\",exp=\"x\"\},value=\{old=\"1\",new=\"42\"\}" } \
  60             "watchpoint hit 2"
  61
  62         mi_gdb_exit
  63     }
  64 }
  65
  66 test_memory_changed_observer "data-write-memory-bytes &x \"01\""
  67 # We want to trigger a target memory write here, so the word size (4 or 8)
  68 # is not that important.
  69 test_memory_changed_observer "data-write-memory &x x 4 \"01\""