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1d506c26 | 1 | # Copyright 2008-2024 Free Software Foundation, Inc. |
28d41a99 MS |
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 | # Based on a file written by Fred Fish. (fnf@cygnus.com) | |
17 | # This file is part of the GDB testsuite. It tests reverse debugging | |
18 | # with watchpoints. | |
19 | ||
20 | ||
5954db83 | 21 | require supports_reverse |
28d41a99 | 22 | |
7686c074 | 23 | standard_testfile |
28d41a99 | 24 | |
5b362f04 | 25 | if { [prepare_for_testing "failed to prepare" $testfile $srcfile] } { |
28d41a99 MS |
26 | return -1 |
27 | } | |
28 | ||
50441f0f | 29 | runto_main |
28d41a99 | 30 | |
d3895d7d | 31 | if [supports_process_record] { |
28d41a99 | 32 | # Activate process record/replay |
9f058c10 | 33 | gdb_test_no_output "record" "turn on process record" |
28d41a99 MS |
34 | } |
35 | ||
930636d2 | 36 | # Test software watchpoints |
89493308 | 37 | gdb_test_no_output "set can-use-hw-watchpoints 0" "disable hw watchpoints" |
28d41a99 MS |
38 | |
39 | gdb_test "break marker1" \ | |
40 | "Breakpoint $decimal at $hex: file .*$srcfile, line $decimal.*" \ | |
41 | "set breakpoint at marker1" | |
42 | ||
43 | gdb_test "break marker2" \ | |
44 | "Breakpoint $decimal at $hex: file .*$srcfile, line $decimal.*" \ | |
45 | "set breakpoint at marker2" | |
46 | ||
a80db015 | 47 | gdb_continue_to_breakpoint "marker1" ".*$srcfile:.*" |
28d41a99 MS |
48 | |
49 | gdb_test "watch ival3" \ | |
50 | ".*\[Ww\]atchpoint $decimal: ival3.*" \ | |
51 | "set watchpoint on ival3" | |
52 | ||
53 | # Continue until first change, from -1 to 0 | |
54 | ||
55 | gdb_test "continue" \ | |
56 | ".*\[Ww\]atchpoint.*ival3.*Old value = -1.*New value = 0.*ival3 = count; ival4 = count;.*" \ | |
57 | "watchpoint hit, first time" | |
58 | ||
59 | # Continue until the next change, from 0 to 1. | |
60 | gdb_test "continue" \ | |
61 | ".*\[Ww\]atchpoint.*ival3.*Old value = 0.*New value = 1.*ival3 = count; ival4 = count;.*" \ | |
62 | "watchpoint hit, second time" | |
63 | ||
64 | # Continue until the next change, from 1 to 2. | |
65 | gdb_test "continue" \ | |
66 | ".*\[Ww\]atchpoint.*ival3.*Old value = 1.*New value = 2.*ival3 = count; ival4 = count;.*" \ | |
67 | "watchpoint hit, third time" | |
68 | ||
69 | # Continue until the next change, from 2 to 3. | |
70 | gdb_test "continue" \ | |
71 | ".*\[Ww\]atchpoint.*ival3.*Old value = 2.*New value = 3.*ival3 = count; ival4 = count;.*" \ | |
72 | "watchpoint hit, fourth time" | |
73 | ||
74 | # Continue until the next change, from 3 to 4. | |
75 | # Note that this one is outside the loop. | |
76 | ||
77 | gdb_test "continue" \ | |
78 | ".*\[Ww\]atchpoint.*ival3.*Old value = 3.*New value = 4.*ival3 = count; ival4 = count;.*" \ | |
79 | "watchpoint hit, fifth time" | |
80 | ||
81 | # Continue until we hit the finishing marker function. | |
82 | # Make sure we hit no more watchpoints. | |
83 | ||
a80db015 | 84 | gdb_continue_to_breakpoint "marker2" ".*$srcfile:.*" |
28d41a99 MS |
85 | |
86 | ### | |
87 | ### | |
88 | ### | |
89 | ||
4d421147 AB |
90 | gdb_test_no_output "set exec-direction reverse" \ |
91 | "set reverse, first time" | |
28d41a99 MS |
92 | |
93 | # Reverse until the previous change, from 4 to 3 | |
94 | # Note that this one is outside the loop | |
95 | ||
96 | gdb_test "continue" \ | |
97 | ".*\[Ww\]atchpoint.*ival3.*Old value = 4.*New value = 3.*ival3 = count; ival4 = count;.*" \ | |
98 | "watchpoint hit in reverse, first time" | |
99 | ||
100 | # Reverse until the previous change, from 3 to 2. | |
101 | gdb_test "continue" \ | |
102 | ".*\[Ww\]atchpoint.*ival3.*Old value = 3.*New value = 2.*ival3 = count; ival4 = count;.*" \ | |
103 | "watchpoint hit in reverse, second time" | |
104 | ||
105 | # Reverse until the previous change, from 2 to 1. | |
106 | gdb_test "continue" \ | |
107 | ".*\[Ww\]atchpoint.*ival3.*Old value = 2.*New value = 1.*ival3 = count; ival4 = count;.*" \ | |
108 | "watchpoint hit in reverse, third time" | |
109 | ||
110 | # Reverse until the previous change, from 1 to 0. | |
111 | gdb_test "continue" \ | |
112 | ".*\[Ww\]atchpoint.*ival3.*Old value = 1.*New value = 0.*ival3 = count; ival4 = count;.*" \ | |
113 | "watchpoint hit in reverse, fourth time" | |
114 | ||
115 | # Reverse until first change, from 0 to -1 | |
116 | ||
117 | gdb_test "continue" \ | |
118 | ".*\[Ww\]atchpoint.*ival3.*Old value = 0.*New value = -1.*ival3 = count; ival4 = count;.*" \ | |
119 | "watchpoint hit in reverse, fifth time" | |
930636d2 | 120 | |
288363c1 HD |
121 | gdb_test_no_output "disable \$bpnum" "disable non-hw watchpoint" |
122 | ||
89493308 | 123 | gdb_test_no_output "set can-use-hw-watchpoints 1" "enable hw watchpoints" |
930636d2 | 124 | |
288363c1 HD |
125 | gdb_test_no_output "enable \$bpnum" "enable hw watchpoint" |
126 | ||
930636d2 MS |
127 | ### |
128 | ### | |
129 | ### | |
130 | ||
bcd2dc50 | 131 | gdb_test_no_output "set exec-direction forward" "set forward" |
930636d2 MS |
132 | |
133 | # Continue until first change, from -1 to 0 | |
134 | ||
135 | gdb_test "continue" \ | |
136 | ".*\[Ww\]atchpoint.*ival3.*Old value = -1.*New value = 0.*ival3 = count; ival4 = count;.*" \ | |
137 | "watchpoint hit, forward replay, first time" | |
138 | ||
139 | # Continue until the next change, from 0 to 1. | |
140 | gdb_test "continue" \ | |
141 | ".*\[Ww\]atchpoint.*ival3.*Old value = 0.*New value = 1.*ival3 = count; ival4 = count;.*" \ | |
142 | "watchpoint hit, forward replay, second time" | |
143 | ||
144 | # Continue until the next change, from 1 to 2. | |
145 | gdb_test "continue" \ | |
146 | ".*\[Ww\]atchpoint.*ival3.*Old value = 1.*New value = 2.*ival3 = count; ival4 = count;.*" \ | |
147 | "watchpoint hit, forward replay, third time" | |
148 | ||
149 | # Continue until the next change, from 2 to 3. | |
150 | gdb_test "continue" \ | |
151 | ".*\[Ww\]atchpoint.*ival3.*Old value = 2.*New value = 3.*ival3 = count; ival4 = count;.*" \ | |
152 | "watchpoint hit, forward replay, fourth time" | |
153 | ||
154 | # Continue until the next change, from 3 to 4. | |
155 | # Note that this one is outside the loop. | |
156 | ||
157 | gdb_test "continue" \ | |
158 | ".*\[Ww\]atchpoint.*ival3.*Old value = 3.*New value = 4.*ival3 = count; ival4 = count;.*" \ | |
159 | "watchpoint hit, forward replay, fifth time" | |
160 | ||
161 | # Continue until we hit the finishing marker function. | |
162 | # Make sure we hit no more watchpoints. | |
163 | ||
164 | gdb_test "continue" "marker2 .*" "replay forward to marker2" | |
165 | ||
166 | ### | |
167 | ### | |
168 | ### | |
169 | ||
4d421147 AB |
170 | gdb_test_no_output "set exec-direction reverse" \ |
171 | "set reverse, second time" | |
930636d2 MS |
172 | |
173 | # Reverse until the previous change, from 4 to 3 | |
174 | # Note that this one is outside the loop | |
175 | ||
176 | gdb_test "continue" \ | |
177 | ".*\[Ww\]atchpoint.*ival3.*Old value = 4.*New value = 3.*ival3 = count; ival4 = count;.*" \ | |
178 | "watchpoint hit in reverse, HW, first time" | |
179 | ||
180 | # Reverse until the previous change, from 3 to 2. | |
181 | gdb_test "continue" \ | |
182 | ".*\[Ww\]atchpoint.*ival3.*Old value = 3.*New value = 2.*ival3 = count; ival4 = count;.*" \ | |
183 | "watchpoint hit in reverse, HW, second time" | |
184 | ||
185 | # Reverse until the previous change, from 2 to 1. | |
186 | gdb_test "continue" \ | |
187 | ".*\[Ww\]atchpoint.*ival3.*Old value = 2.*New value = 1.*ival3 = count; ival4 = count;.*" \ | |
188 | "watchpoint hit in reverse, HW, third time" | |
189 | ||
190 | # Reverse until the previous change, from 1 to 0. | |
191 | gdb_test "continue" \ | |
192 | ".*\[Ww\]atchpoint.*ival3.*Old value = 1.*New value = 0.*ival3 = count; ival4 = count;.*" \ | |
193 | "watchpoint hit in reverse, HW, fourth time" | |
194 | ||
195 | # Reverse until first change, from 0 to -1 | |
196 | ||
197 | gdb_test "continue" \ | |
198 | ".*\[Ww\]atchpoint.*ival3.*Old value = 0.*New value = -1.*ival3 = count; ival4 = count;.*" \ | |
199 | "watchpoint hit in reverse, HW, fifth time" | |
200 |