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e2882c85 | 1 | # Copyright 2013-2018 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 | load_lib trace-support.exp | |
17 | ||
18 | standard_testfile | |
19 | ||
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20 | if ![gdb_trace_common_supports_arch] { |
21 | unsupported "no trace-common.h support for arch" | |
22 | return -1 | |
23 | } | |
24 | ||
5b362f04 | 25 | if {[prepare_for_testing "failed to prepare" $testfile $srcfile debug]} { |
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26 | return -1 |
27 | } | |
28 | ||
29 | proc test_actions_changed { } { | |
194ed413 | 30 | gdb_breakpoint "end" qualified |
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31 | |
32 | gdb_test "trace subr" "Tracepoint .*" \ | |
33 | "tracepoint at subr" | |
34 | ||
35 | # The first set of tests are regression tests for a GDB bug where | |
36 | # the while-stepping count of a tracepoint would be left stale if | |
37 | # the tracepoint's actions were redefined, and the new action list | |
38 | # had no while-stepping action. | |
39 | ||
40 | # First pass, define simple action. | |
41 | with_test_prefix "1" { | |
42 | gdb_trace_setactions "define simple action" \ | |
43 | "" \ | |
44 | "collect parm" "^$" | |
45 | ||
46 | gdb_test_no_output "tstart" | |
47 | ||
48 | gdb_test "continue" ".*Breakpoint \[0-9\]+, end \\(i=1\\) .*" \ | |
49 | "advance through tracing" | |
50 | ||
51 | gdb_test "tstatus" ".*Collected 1 trace frame.*" \ | |
52 | "collected 1 trace frame" | |
53 | ||
54 | gdb_test_no_output "tstop" | |
55 | } | |
56 | ||
57 | # Redefine action, run second trace. | |
58 | with_test_prefix "2" { | |
59 | gdb_trace_setactions "redefine simple action" \ | |
60 | "" \ | |
61 | "collect keeping, busy" "^$" | |
62 | ||
63 | gdb_test_no_output "tstart" | |
64 | ||
65 | gdb_test "continue" ".*Breakpoint \[0-9\]+, end \\(i=2\\) .*" \ | |
66 | "advance through tracing" | |
67 | ||
68 | gdb_test "tstatus" ".*Collected 1 trace frame.*" \ | |
69 | "collected 1 trace frame" | |
70 | ||
71 | gdb_test_no_output "tstop" | |
72 | } | |
73 | ||
74 | # Redefine to stepping action, run third trace. | |
75 | with_test_prefix "3" { | |
76 | gdb_trace_setactions "redefine to stepping action" \ | |
77 | "" \ | |
78 | "collect parm" "^$" \ | |
79 | "while-stepping 5" "^$" \ | |
80 | "collect parm" "^$" \ | |
81 | "end" "^$" | |
82 | ||
83 | gdb_test_no_output "tstart" | |
84 | ||
85 | gdb_test "continue" ".*Breakpoint \[0-9\]+, end \\(i=3\\) .*" \ | |
86 | "advance through tracing" | |
87 | ||
88 | gdb_test "tstatus" ".*Collected 6 trace frames.*" \ | |
89 | "collected 6 trace frames" | |
90 | ||
91 | gdb_test_no_output "tstop" | |
92 | } | |
93 | ||
94 | # Redefine to non-stepping, run fourth trace. | |
95 | with_test_prefix "4" { | |
96 | gdb_trace_setactions "redefine to non-stepping action" \ | |
97 | "" \ | |
98 | "collect parm" "^$" | |
99 | ||
100 | gdb_test_no_output "tstart" | |
101 | ||
102 | gdb_test "continue" ".*Breakpoint \[0-9\]+, end \\(i=4\\) .*" \ | |
103 | "advance through tracing" | |
104 | ||
105 | gdb_test "tstatus" ".*Collected 1 trace frame.*" \ | |
106 | "collected 1 trace frame" | |
107 | ||
108 | gdb_test_no_output "tstop" | |
109 | } | |
110 | ||
111 | # The following tests are related to the above, but use two | |
112 | # tracepoints. They are regression tests for a GDB bug where only | |
113 | # the first tracepoint would end up with the step count set. | |
114 | ||
115 | # Store the first tracepoint's number. | |
116 | gdb_test_no_output "set \$prev_tpnum=\$tpnum" "store previous \$tpnum" | |
117 | ||
118 | # And here's the second tracepoint. | |
119 | gdb_test "trace subr2" "Tracepoint .*" "tracepoint at subr2" | |
120 | ||
121 | # Set a stepping action in both tracepoints, with the "commands" | |
122 | # command. | |
123 | with_test_prefix "5" { | |
124 | gdb_trace_setcommands \ | |
125 | "redefine 2 tracepoints to stepping action, using commands" \ | |
126 | "\$prev_tpnum-\$tpnum" \ | |
127 | "collect parm" "^$" \ | |
128 | "while-stepping 5" "^$" \ | |
129 | "collect parm" "^$" \ | |
130 | "end" "^$" | |
131 | ||
132 | gdb_test_no_output "tstart" | |
133 | ||
134 | gdb_test "continue" ".*Breakpoint \[0-9\]+, end \\(i=5\\) .*" \ | |
135 | "advance through tracing" | |
136 | ||
137 | gdb_test "tstatus" ".*Collected 12 trace frames.*" \ | |
138 | "collected 12 trace frames" | |
139 | ||
140 | gdb_test_no_output "tstop" | |
141 | } | |
142 | ||
143 | # Redefine the actions of both tracepoints to non-stepping, also | |
144 | # using the "commands" command. | |
145 | with_test_prefix "6" { | |
146 | gdb_trace_setcommands \ | |
147 | "redefine 2 tracepoints to non-stepping action, using commands" \ | |
148 | "\$prev_tpnum-\$tpnum" \ | |
149 | "collect parm" "^$" | |
150 | ||
151 | gdb_test_no_output "tstart" | |
152 | ||
153 | gdb_test "continue" ".*Breakpoint \[0-9\]+, end \\(i=6\\) .*" \ | |
154 | "advance through tracing" | |
155 | ||
156 | gdb_test "tstatus" ".*Collected 2 trace frame.*" \ | |
157 | "collected 2 trace frames" | |
158 | ||
159 | gdb_test_no_output "tstop" | |
160 | } | |
161 | } | |
162 | ||
163 | # Check whether the target supports tracepoints. | |
164 | ||
165 | clean_restart $testfile | |
166 | ||
167 | if ![runto_main] { | |
bc6c7af4 | 168 | fail "can't run to main to check for trace support" |
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169 | return -1 |
170 | } | |
171 | ||
172 | if ![gdb_target_supports_trace] { | |
bc6c7af4 | 173 | unsupported "current target does not support trace" |
4ec70201 | 174 | return -1 |
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175 | } |
176 | ||
177 | test_actions_changed | |
178 | ||
179 | return 0 |