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32d0add0 | 1 | # Copyright 2013-2015 Free Software Foundation, Inc. |
c9a6ce02 PA |
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 | ||
20 | if {[prepare_for_testing $testfile.exp $testfile $srcfile debug]} { | |
21 | return -1 | |
22 | } | |
23 | ||
24 | proc test_actions_changed { } { | |
25 | gdb_breakpoint "end" | |
26 | ||
27 | gdb_test "trace subr" "Tracepoint .*" \ | |
28 | "tracepoint at subr" | |
29 | ||
30 | # The first set of tests are regression tests for a GDB bug where | |
31 | # the while-stepping count of a tracepoint would be left stale if | |
32 | # the tracepoint's actions were redefined, and the new action list | |
33 | # had no while-stepping action. | |
34 | ||
35 | # First pass, define simple action. | |
36 | with_test_prefix "1" { | |
37 | gdb_trace_setactions "define simple action" \ | |
38 | "" \ | |
39 | "collect parm" "^$" | |
40 | ||
41 | gdb_test_no_output "tstart" | |
42 | ||
43 | gdb_test "continue" ".*Breakpoint \[0-9\]+, end \\(i=1\\) .*" \ | |
44 | "advance through tracing" | |
45 | ||
46 | gdb_test "tstatus" ".*Collected 1 trace frame.*" \ | |
47 | "collected 1 trace frame" | |
48 | ||
49 | gdb_test_no_output "tstop" | |
50 | } | |
51 | ||
52 | # Redefine action, run second trace. | |
53 | with_test_prefix "2" { | |
54 | gdb_trace_setactions "redefine simple action" \ | |
55 | "" \ | |
56 | "collect keeping, busy" "^$" | |
57 | ||
58 | gdb_test_no_output "tstart" | |
59 | ||
60 | gdb_test "continue" ".*Breakpoint \[0-9\]+, end \\(i=2\\) .*" \ | |
61 | "advance through tracing" | |
62 | ||
63 | gdb_test "tstatus" ".*Collected 1 trace frame.*" \ | |
64 | "collected 1 trace frame" | |
65 | ||
66 | gdb_test_no_output "tstop" | |
67 | } | |
68 | ||
69 | # Redefine to stepping action, run third trace. | |
70 | with_test_prefix "3" { | |
71 | gdb_trace_setactions "redefine to stepping action" \ | |
72 | "" \ | |
73 | "collect parm" "^$" \ | |
74 | "while-stepping 5" "^$" \ | |
75 | "collect parm" "^$" \ | |
76 | "end" "^$" | |
77 | ||
78 | gdb_test_no_output "tstart" | |
79 | ||
80 | gdb_test "continue" ".*Breakpoint \[0-9\]+, end \\(i=3\\) .*" \ | |
81 | "advance through tracing" | |
82 | ||
83 | gdb_test "tstatus" ".*Collected 6 trace frames.*" \ | |
84 | "collected 6 trace frames" | |
85 | ||
86 | gdb_test_no_output "tstop" | |
87 | } | |
88 | ||
89 | # Redefine to non-stepping, run fourth trace. | |
90 | with_test_prefix "4" { | |
91 | gdb_trace_setactions "redefine to non-stepping action" \ | |
92 | "" \ | |
93 | "collect parm" "^$" | |
94 | ||
95 | gdb_test_no_output "tstart" | |
96 | ||
97 | gdb_test "continue" ".*Breakpoint \[0-9\]+, end \\(i=4\\) .*" \ | |
98 | "advance through tracing" | |
99 | ||
100 | gdb_test "tstatus" ".*Collected 1 trace frame.*" \ | |
101 | "collected 1 trace frame" | |
102 | ||
103 | gdb_test_no_output "tstop" | |
104 | } | |
105 | ||
106 | # The following tests are related to the above, but use two | |
107 | # tracepoints. They are regression tests for a GDB bug where only | |
108 | # the first tracepoint would end up with the step count set. | |
109 | ||
110 | # Store the first tracepoint's number. | |
111 | gdb_test_no_output "set \$prev_tpnum=\$tpnum" "store previous \$tpnum" | |
112 | ||
113 | # And here's the second tracepoint. | |
114 | gdb_test "trace subr2" "Tracepoint .*" "tracepoint at subr2" | |
115 | ||
116 | # Set a stepping action in both tracepoints, with the "commands" | |
117 | # command. | |
118 | with_test_prefix "5" { | |
119 | gdb_trace_setcommands \ | |
120 | "redefine 2 tracepoints to stepping action, using commands" \ | |
121 | "\$prev_tpnum-\$tpnum" \ | |
122 | "collect parm" "^$" \ | |
123 | "while-stepping 5" "^$" \ | |
124 | "collect parm" "^$" \ | |
125 | "end" "^$" | |
126 | ||
127 | gdb_test_no_output "tstart" | |
128 | ||
129 | gdb_test "continue" ".*Breakpoint \[0-9\]+, end \\(i=5\\) .*" \ | |
130 | "advance through tracing" | |
131 | ||
132 | gdb_test "tstatus" ".*Collected 12 trace frames.*" \ | |
133 | "collected 12 trace frames" | |
134 | ||
135 | gdb_test_no_output "tstop" | |
136 | } | |
137 | ||
138 | # Redefine the actions of both tracepoints to non-stepping, also | |
139 | # using the "commands" command. | |
140 | with_test_prefix "6" { | |
141 | gdb_trace_setcommands \ | |
142 | "redefine 2 tracepoints to non-stepping action, using commands" \ | |
143 | "\$prev_tpnum-\$tpnum" \ | |
144 | "collect parm" "^$" | |
145 | ||
146 | gdb_test_no_output "tstart" | |
147 | ||
148 | gdb_test "continue" ".*Breakpoint \[0-9\]+, end \\(i=6\\) .*" \ | |
149 | "advance through tracing" | |
150 | ||
151 | gdb_test "tstatus" ".*Collected 2 trace frame.*" \ | |
152 | "collected 2 trace frames" | |
153 | ||
154 | gdb_test_no_output "tstop" | |
155 | } | |
156 | } | |
157 | ||
158 | # Check whether the target supports tracepoints. | |
159 | ||
160 | clean_restart $testfile | |
161 | ||
162 | if ![runto_main] { | |
163 | fail "Can't run to main to check for trace support" | |
164 | return -1 | |
165 | } | |
166 | ||
167 | if ![gdb_target_supports_trace] { | |
168 | unsupported "Current target does not support trace" | |
4ec70201 | 169 | return -1 |
c9a6ce02 PA |
170 | } |
171 | ||
172 | test_actions_changed | |
173 | ||
174 | return 0 |