1 # Copyright 2009, 2010, 2011 Free Software Foundation, Inc.
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.
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.
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/>.
16 # This file was written by Pierre Muller. (muller@ics.u-strasbg.fr)
23 set testfile "watchpoints"
24 set srcfile ${testfile}.c
25 set binfile ${objdir}/${subdir}/${testfile}
29 if [get_compiler_info ${binfile}] {
33 if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug}] != "" } {
34 untested watchpoint.exp
38 # Start with a fresh gdb.
42 gdb_reinitialize_dir $srcdir/$subdir
45 # Disable hardware watchpoints if necessary.
46 if [target_info exists gdb,no_hardware_watchpoints] {
47 gdb_test_no_output "set can-use-hw-watchpoints 0" ""
51 gdb_test "watch ival1" ".*" ""
52 gdb_test "watch ival3" ".*" ""
54 set prev_timeout $timeout
57 gdb_test "cont" "Continuing.*\[Ww\]atchpoint.*ival1.*Old value = -1.*New value = 0.*ival1 = count; ival2 = count;.*" "watchpoint hit, first time"
59 gdb_test "cont" "Continuing.*\[Ww\]atchpoint.*ival3.*Old value = -1.*New value = 0.*ival3 = count; ival4 = count;.*" "watchpoint hit, first time"
61 # Check that the ival3 hit count is reported correctly
62 gdb_test "info break" ".*watchpoint\[ \t\]+keep\[ \t\]+y\[ \t\]+ival3\r\n\[ \t]+breakpoint already hit 1 time.*" "Watchpoint hit count is 1"
64 # Continue until the next change for ival1, from 0 to 1.
65 gdb_test "cont" "Continuing.*\[Ww\]atchpoint.*ival1.*Old value = 0.*New value = 1.*ival1 = count; ival2 = count;.*" "watchpoint ival1 hit, second time"
67 # Check that the hit count for ival1 is reported correctly
68 gdb_test "info break" ".*watchpoint\[ \t\]+keep\[ \t\]+y\[ \t\]+ival1\r\n\[ \t]+breakpoint already hit 2 times.*" "Watchpoint ival1 hit count is 2"
70 # Continue until the next change for ival3, from 0 to 1.
71 gdb_test "cont" "Continuing.*\[Ww\]atchpoint.*ival3.*Old value = 0.*New value = 1.*ival3 = count; ival4 = count;.*" "watchpoint hit, second time"
73 # Check that the hit count is reported correctly
74 gdb_test "info break" ".*watchpoint\[ \t\]+keep\[ \t\]+y\[ \t\]+ival3\r\n\[ \t]+breakpoint already hit 2 times.*" "Watchpoint hit count is 2"
76 # Continue until the next change, from 1 to 2.
77 gdb_test "cont" "Continuing.*\[Ww\]atchpoint.*ival1.*Old value = 1.*New value = 2.*ival1 = count; ival2 = count;.*" "watchpoint ival1 hit, third time"
79 # Check that the hit count is reported correctly
80 gdb_test "info break" ".*watchpoint\[ \t\]+keep\[ \t\]+y\[ \t\]+ival1\r\n\[ \t]+breakpoint already hit 3 times.*" "Watchpoint ival1 hit count is 3"
81 # Disable ival1 watchpoint
82 gdb_test_no_output "disable 2" ""
84 # Continue until the next change, from 1 to 2.
85 gdb_test "cont" "Continuing.*\[Ww\]atchpoint.*ival3.*Old value = 1.*New value = 2.*ival3 = count; ival4 = count;.*" "watchpoint hit, third time"
87 # Check that the hit count is reported correctly
88 gdb_test "info break" ".*watchpoint\[ \t\]+keep\[ \t\]+y\[ \t\]+ival3\r\n\[ \t]+breakpoint already hit 3 times.*" "Watchpoint hit count is 3"
90 # Continue until the next change, from 2 to 3.
91 gdb_test "cont" "Continuing.*\[Ww\]atchpoint.*ival3.*Old value = 2.*New value = 3.*ival3 = count; ival4 = count;.*" "watchpoint hit, fourth time"
93 # Check that the hit count is reported correctly
94 gdb_test "info break" ".*watchpoint\[ \t\]+keep\[ \t\]+y\[ \t\]+ival3\r\n\[ \t]+breakpoint already hit 4 times.*" "Watchpoint hit count is 4"
96 # Continue until the next change, from 3 to 4.
97 # Note that this one is outside the loop.
99 gdb_test "cont" "Continuing.*\[Ww\]atchpoint.*ival3.*Old value = 3.*New value = 4.*ival3 = count; ival4 = count;.*" "watchpoint hit, fifth time"
101 # Check that the hit count is reported correctly
102 gdb_test "info break" ".*watchpoint\[ \t\]+keep\[ \t\]+y\[ \t\]+ival3\r\n\[ \t]+breakpoint already hit 5 times.*" "Watchpoint hit count is 5"
104 set timeout $prev_timeout