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# Copyright 2009-2021 Free Software Foundation, Inc.
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
if {[skip_hw_watchpoint_tests]} {
return 0
}
load_lib mi-support.exp
set MIFLAGS "-i=mi"
standard_testfile .c
if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug}] != "" } {
untested "failed to compile"
return
}
proc test_memory_changed_observer { mi_command } {
with_test_prefix "${mi_command}" {
global srcfile binfile
mi_clean_restart $binfile
mi_runto_main
set line_number [gdb_get_line_number "break here"]
mi_gdb_test "-break-insert ${srcfile}:${line_number}" \
{\^done,bkpt=.number="2",type="breakpoint".*\}} \
"set breakpoint"
mi_gdb_test "watch x" ".*" "set watchpoint"
mi_execute_to "exec-continue" "breakpoint-hit" "main" "" ".*" ".*" \
{ "" "disp=\"keep\"" } "breakpoint hit"
mi_execute_to "exec-continue" "watchpoint-trigger" "main" "" ".*" ".*" \
{ "" "wpt=\{number=\"3\",exp=\"x\"\},value=\{old=\"0\",new=\"42\"\}" } \
"watchpoint hit"
mi_execute_to "exec-continue" "breakpoint-hit" "main" "" ".*" ".*" \
{ "" "disp=\"keep\"" } "breakpoint hit 2"
mi_gdb_test "-${mi_command}" {\^done} "set x"
mi_execute_to "exec-continue" "watchpoint-trigger" "main" "" ".*" ".*" \
{ "" "wpt=\{number=\"3\",exp=\"x\"\},value=\{old=\"1\",new=\"42\"\}" } \
"watchpoint hit 2"
mi_gdb_exit
}
}
test_memory_changed_observer "data-write-memory-bytes &x \"01\""
# We want to trigger a target memory write here, so the word size (4 or 8)
# is not that important.
test_memory_changed_observer "data-write-memory &x x 4 \"01\""
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