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42a4f53d | 1 | # Copyright 2009-2019 Free Software Foundation, Inc. |
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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 was written by Pierre Muller. (muller@ics.u-strasbg.fr) | |
17 | ||
087b74b2 | 18 | |
62cef515 | 19 | standard_testfile |
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20 | |
21 | set wp_set 1 | |
22 | ||
4c93b1db | 23 | if [get_compiler_info] { |
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24 | return -1 |
25 | } | |
26 | ||
5b362f04 | 27 | if {[prepare_for_testing "failed to prepare" $testfile $srcfile debug]} { |
62cef515 | 28 | return -1 |
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29 | } |
30 | ||
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31 | with_test_prefix "before inferior start" { |
32 | # Ensure that if we turn off hardware watchpoints and set a watch point | |
33 | # before starting the inferior the watchpoint created will not be a | |
34 | # hardware watchpoint. | |
35 | gdb_test_no_output "set can-use-hw-watchpoints 0" "" | |
36 | gdb_test "watch ival1" "Watchpoint \[0-9\]+: ival1" \ | |
37 | "create watchpoint" | |
38 | ||
39 | # The next tests are written to match the current state of gdb: access | |
40 | # and read watchpoints require hardware watchpoint support, with this | |
41 | # turned off these can't be created. | |
42 | gdb_test "awatch ival1" \ | |
638aa5a1 | 43 | "Can't set read/access watchpoint when hardware watchpoints are disabled." \ |
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44 | "create access watchpoint" |
45 | gdb_test "rwatch ival1" \ | |
638aa5a1 | 46 | "Can't set read/access watchpoint when hardware watchpoints are disabled." \ |
e8369a73 AB |
47 | "create read watchpoint" |
48 | } | |
49 | ||
50 | # This will turn hardware watchpoints back on and delete the watchpoint | |
51 | # we just created. | |
52 | clean_restart ${binfile} | |
53 | ||
b32306ca UW |
54 | # Disable hardware watchpoints if necessary. |
55 | if [target_info exists gdb,no_hardware_watchpoints] { | |
35ec993f | 56 | gdb_test_no_output "set can-use-hw-watchpoints 0" "" |
b32306ca UW |
57 | } |
58 | ||
087b74b2 | 59 | runto_main |
de7ff789 MS |
60 | gdb_test "watch ival1" ".*" "" |
61 | gdb_test "watch ival3" ".*" "" | |
087b74b2 | 62 | |
97f2ed50 | 63 | set prev_timeout $timeout |
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64 | set timeout 600 |
65 | ||
66 | gdb_test "cont" "Continuing.*\[Ww\]atchpoint.*ival1.*Old value = -1.*New value = 0.*ival1 = count; ival2 = count;.*" "watchpoint hit, first time" | |
67 | ||
68 | gdb_test "cont" "Continuing.*\[Ww\]atchpoint.*ival3.*Old value = -1.*New value = 0.*ival3 = count; ival4 = count;.*" "watchpoint hit, first time" | |
69 | ||
70 | # Check that the ival3 hit count is reported correctly | |
cdc7edd7 | 71 | gdb_test "info break" ".*watchpoint\[ \t\]+keep\[ \t\]+y\[ \t\]+ival3\r\n\[ \t]+breakpoint already hit 1 time.*" "watchpoint hit count is 1" |
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72 | |
73 | # Continue until the next change for ival1, from 0 to 1. | |
74 | gdb_test "cont" "Continuing.*\[Ww\]atchpoint.*ival1.*Old value = 0.*New value = 1.*ival1 = count; ival2 = count;.*" "watchpoint ival1 hit, second time" | |
75 | ||
76 | # Check that the hit count for ival1 is reported correctly | |
cdc7edd7 | 77 | 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" |
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78 | |
79 | # Continue until the next change for ival3, from 0 to 1. | |
80 | gdb_test "cont" "Continuing.*\[Ww\]atchpoint.*ival3.*Old value = 0.*New value = 1.*ival3 = count; ival4 = count;.*" "watchpoint hit, second time" | |
81 | ||
82 | # Check that the hit count is reported correctly | |
cdc7edd7 | 83 | gdb_test "info break" ".*watchpoint\[ \t\]+keep\[ \t\]+y\[ \t\]+ival3\r\n\[ \t]+breakpoint already hit 2 times.*" "watchpoint hit count is 2" |
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84 | |
85 | # Continue until the next change, from 1 to 2. | |
86 | gdb_test "cont" "Continuing.*\[Ww\]atchpoint.*ival1.*Old value = 1.*New value = 2.*ival1 = count; ival2 = count;.*" "watchpoint ival1 hit, third time" | |
87 | ||
88 | # Check that the hit count is reported correctly | |
cdc7edd7 | 89 | 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" |
087b74b2 | 90 | # Disable ival1 watchpoint |
35ec993f | 91 | gdb_test_no_output "disable 2" "" |
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92 | |
93 | # Continue until the next change, from 1 to 2. | |
94 | gdb_test "cont" "Continuing.*\[Ww\]atchpoint.*ival3.*Old value = 1.*New value = 2.*ival3 = count; ival4 = count;.*" "watchpoint hit, third time" | |
95 | ||
96 | # Check that the hit count is reported correctly | |
cdc7edd7 | 97 | gdb_test "info break" ".*watchpoint\[ \t\]+keep\[ \t\]+y\[ \t\]+ival3\r\n\[ \t]+breakpoint already hit 3 times.*" "watchpoint hit count is 3" |
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98 | |
99 | # Continue until the next change, from 2 to 3. | |
100 | gdb_test "cont" "Continuing.*\[Ww\]atchpoint.*ival3.*Old value = 2.*New value = 3.*ival3 = count; ival4 = count;.*" "watchpoint hit, fourth time" | |
101 | ||
102 | # Check that the hit count is reported correctly | |
cdc7edd7 | 103 | gdb_test "info break" ".*watchpoint\[ \t\]+keep\[ \t\]+y\[ \t\]+ival3\r\n\[ \t]+breakpoint already hit 4 times.*" "watchpoint hit count is 4" |
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104 | |
105 | # Continue until the next change, from 3 to 4. | |
106 | # Note that this one is outside the loop. | |
107 | ||
108 | gdb_test "cont" "Continuing.*\[Ww\]atchpoint.*ival3.*Old value = 3.*New value = 4.*ival3 = count; ival4 = count;.*" "watchpoint hit, fifth time" | |
109 | ||
110 | # Check that the hit count is reported correctly | |
cdc7edd7 | 111 | gdb_test "info break" ".*watchpoint\[ \t\]+keep\[ \t\]+y\[ \t\]+ival3\r\n\[ \t]+breakpoint already hit 5 times.*" "watchpoint hit count is 5" |
087b74b2 | 112 | |
97f2ed50 | 113 | set timeout $prev_timeout |