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8acc9f48 | 1 | # Copyright 2012-2013 Free Software Foundation, Inc. |
45814d45 YQ |
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 | if {[skip_shlib_tests]} { | |
19 | return 0 | |
20 | } | |
21 | ||
22 | standard_testfile pending.c | |
23 | set libfile1 "pendshr1" | |
24 | set libfile2 "pendshr2" | |
25 | set executable $testfile | |
26 | set libsrc1 $srcdir/$subdir/$libfile1.c | |
27 | set libsrc2 $srcdir/$subdir/$libfile2.c | |
28 | set lib_sl1 [standard_output_file pendshr1.sl] | |
29 | set lib_sl2 [standard_output_file pendshr2.sl] | |
30 | ||
31 | set lib_opts [gdb_target_symbol_prefix_flags] | |
32 | ||
33 | if { [gdb_compile_shlib $libsrc1 $lib_sl1 $lib_opts] != "" | |
34 | || [gdb_compile_shlib $libsrc2 $lib_sl2 $lib_opts] != ""} { | |
35 | untested "Could not compile either $libsrc1 or $libsrc2" | |
36 | return -1 | |
37 | } | |
38 | ||
39 | set exec_opts [list debug shlib=$lib_sl1 shlib_load] | |
40 | if { [gdb_compile $srcdir/$subdir/$srcfile $binfile executable $exec_opts] != "" } { | |
41 | untested "Failed to compile $srcfile" | |
42 | return -1 | |
43 | } | |
44 | ||
45 | load_lib mi-support.exp | |
46 | set MIFLAGS "-i=mi" | |
47 | ||
48 | # Test when GDB connects to a disconnected stub, existing tracepoints in | |
49 | # remote stub can be uploaded to GDB, and GDB emits MI notification if | |
50 | # new tracepoints are created. | |
51 | ||
52 | proc test_reconnect { } { with_test_prefix "reconnect" { | |
53 | ||
54 | global gdbserver_reconnect_p | |
55 | global gdb_prompt | |
56 | global executable | |
57 | global lib_sl1 lib_sl2 | |
58 | ||
59 | set gdbserver_reconnect_p 1 | |
60 | if { [info proc gdb_reconnect] == "" } { | |
61 | return 0 | |
62 | } | |
63 | ||
64 | clean_restart $executable | |
65 | gdb_load_shlibs $lib_sl1 | |
66 | gdb_load_shlibs $lib_sl2 | |
67 | if ![runto_main] then { | |
68 | fail "Can't run to main" | |
69 | return 0 | |
70 | } | |
f0b6d50a YQ |
71 | # Create tracepoints on marker and main, and leave them in the |
72 | # remote stub. | |
45814d45 | 73 | gdb_test "trace marker" "Tracepoint.*at.* file .*" \ |
f0b6d50a YQ |
74 | "tracepoint on marker" |
75 | gdb_test "trace main" "Tracepoint.*at.* file .*" \ | |
76 | "tracepoint on main" | |
45814d45 YQ |
77 | gdb_test_no_output "tstart" "start trace experiment" |
78 | ||
79 | set test "disconnect" | |
80 | gdb_test_multiple "disconnect" $test { | |
81 | -re "Trace is running but will stop on detach; detach anyway\\? \\(y or n\\) $" { | |
82 | pass $test | |
83 | ||
84 | set test "disconnected" | |
85 | gdb_test_multiple "y" $test { | |
86 | -re "$gdb_prompt $" { | |
87 | pass "$test" | |
88 | } | |
89 | } | |
90 | } | |
91 | } | |
92 | ||
93 | gdb_exit | |
94 | ||
95 | if [mi_gdb_start] { | |
96 | return | |
97 | } | |
98 | ||
99 | global srcdir | |
100 | global subdir | |
101 | global binfile | |
102 | ||
103 | mi_gdb_reinitialize_dir $srcdir/$subdir | |
104 | mi_gdb_load ${binfile} | |
105 | ||
106 | global gdbserver_protocol | |
107 | global gdbserver_gdbport | |
108 | ||
f0b6d50a YQ |
109 | # Create tracepoints on marker and pendfunc2. |
110 | mi_gdb_test "-break-insert -a -f pendfunc2" \ | |
111 | {.*\^done,bkpt=.*addr=\"<PENDING>\".*} \ | |
112 | "insert tracepoint on pendfunc2" | |
113 | mi_gdb_test "-break-insert -a marker" {.*\^done,bkpt=.*\".*} \ | |
114 | "insert tracepoint on marker" | |
115 | ||
116 | # Connect to the remote stub again, and make sure GDB merges the | |
117 | # tracepoints of both sides correctly. | |
45814d45 YQ |
118 | send_gdb "47-target-select $gdbserver_protocol $gdbserver_gdbport\n" |
119 | ||
120 | global mi_gdb_prompt | |
121 | set test "tracepoint created" | |
122 | gdb_expect { | |
f0b6d50a YQ |
123 | -re "=breakpoint-created,bkpt=\{number=\"1\",type=\"tracepoint\"" { |
124 | # Tracepoint 1 in GDB, which has already existed before | |
125 | # connecting, should have been merged with a tracepoint on | |
126 | # the target, so we shouldn't see a =breakpoint-created | |
127 | # notification for it. | |
128 | fail "$test: 1" | |
129 | exp_continue | |
130 | } | |
131 | -re "=breakpoint-created,bkpt=\{number=\"2\",type=\"tracepoint\"" { | |
132 | # Similar to above. | |
133 | fail "$test: 2" | |
134 | exp_continue | |
135 | } | |
f2a8bc8a | 136 | -re "=breakpoint-created,bkpt=\{number=\"3\",type=\"tracepoint\",disp=\"keep\",enabled=\"y\",\[^\n\]+,func=\"main\"\[^\n\]+,installed=\"y\"" { |
f0b6d50a YQ |
137 | # A tracepoint on main was defined in the stub, not in GDB, |
138 | # so we should see a =breakpoint-created notification. | |
45814d45 YQ |
139 | pass $test |
140 | } | |
f2a8bc8a YQ |
141 | } |
142 | # Tracepoint on marker is defined. After the sync, we know that | |
143 | # the tracepoint is in remote stub. Mark it 'installed'. | |
144 | set test "tracepoint on marker is installed" | |
145 | gdb_expect { | |
146 | -re "=breakpoint-modified,bkpt=\{number=\"2\".*,func=\"marker\".*installed=\"y\".*${mi_gdb_prompt}$" { | |
147 | pass "$test" | |
45814d45 YQ |
148 | } |
149 | } | |
f0b6d50a YQ |
150 | # Check that tracepoint 1 is still pending. |
151 | mi_gdb_test "-break-info 1" \ | |
152 | {.*\^done,BreakpointTable=.*addr=\"<PENDING>\".*} \ | |
153 | "break-info 1" | |
45814d45 YQ |
154 | |
155 | set gdbserver_reconnect_p 0 | |
156 | }} | |
157 | ||
158 | ||
159 | # Test 'breakpoint-modified' notification is emited when pending tracepoints are | |
160 | # resolved. | |
161 | ||
162 | proc test_pending_resolved { } { with_test_prefix "pending resolved" { | |
163 | global decimal hex | |
164 | global executable | |
165 | global srcdir | |
166 | global subdir | |
167 | global binfile | |
168 | global lib_sl1 lib_sl2 | |
169 | global mi_gdb_prompt | |
170 | ||
171 | gdb_exit | |
172 | if [mi_gdb_start] { | |
173 | continue | |
174 | } | |
175 | ||
176 | mi_gdb_reinitialize_dir $srcdir/$subdir | |
177 | mi_gdb_load ${binfile} | |
178 | mi_load_shlibs $lib_sl1 $lib_sl2 | |
179 | ||
180 | # Create a pending tracepoint on pendfunc2 | |
181 | mi_gdb_test "-break-insert -a -f pendfunc2" \ | |
182 | {.*\^done,bkpt=.*addr=\"<PENDING>\".*} \ | |
183 | "insert breakpoint on pendfunc2" | |
184 | # Insert breakpoint on marker | |
185 | mi_gdb_test "-break-insert marker" {.*\^done,bkpt=.*} \ | |
186 | "insert breakpoint on marker" | |
187 | ||
188 | mi_run_cmd | |
189 | mi_expect_stop "breakpoint-hit" "marker" ""\ | |
190 | ".*" ".*" {"" "disp=\"keep\""} \ | |
191 | "continue to marker breakpoint" | |
192 | mi_gdb_test "-trace-start" {\^done} "trace start" | |
193 | ||
194 | mi_send_resuming_command "exec-continue" "continuing execution to marker 1" | |
195 | ||
f2a8bc8a YQ |
196 | # It is expected to get two "=breakpoint-modified" notifications. |
197 | # Pending tracepoint is resolved. | |
45814d45 YQ |
198 | set test "tracepoint on pendfunc2 resolved" |
199 | gdb_expect { | |
f2a8bc8a | 200 | -re "=breakpoint-modified,bkpt=\{number=\"1\",type=\"tracepoint\".*.*times=\"0\".*installed=\"n\"" { |
45814d45 YQ |
201 | pass "$test" |
202 | } | |
f2a8bc8a YQ |
203 | } |
204 | # Resolved tracepoint is installed. | |
205 | set test "tracepoint on pendfunc2 installed" | |
206 | gdb_expect { | |
207 | -re "=breakpoint-modified,bkpt=\{number=\"1\",type=\"tracepoint\".*.*times=\"0\".*installed=\"y\"" { | |
208 | pass "$test" | |
45814d45 YQ |
209 | } |
210 | } | |
f2a8bc8a | 211 | |
45814d45 YQ |
212 | mi_expect_stop "breakpoint-hit" "marker" ".*" ".*" ".*" \ |
213 | {"" "disp=\"keep\""} "continue to marker" | |
214 | ||
215 | ||
216 | mi_gdb_test "-trace-stop" {\^done,.*} "trace stop" | |
217 | mi_gdb_test "-trace-find frame-number 0" \ | |
218 | "-trace-find frame-number 0\r\n\\^done,found=\"1\",tracepoint=\"${decimal}\",traceframe=\"0\",frame=\{.*" \ | |
219 | "-trace-find frame-number 0" | |
220 | mi_gdb_test "-trace-find none" {\^done,found="0"} "back to live inferior" | |
221 | ||
222 | mi_send_resuming_command "exec-continue" "continuing to exit" | |
223 | set test "tracepoint on pendfunc2 becomes pending again" | |
224 | gdb_expect { | |
225 | -re ".*=breakpoint-modified,bkpt=\{number=\"1\",type=\"tracepoint\".*addr=\"<PENDING>\",.*times=\"0\"" { | |
226 | pass "$test" | |
227 | } | |
228 | -re ".*${mi_gdb_prompt}$" { | |
229 | fail $test | |
230 | } | |
231 | timeout { | |
232 | fail "$test (timeout)" | |
233 | } | |
234 | } | |
235 | ||
236 | mi_expect_stop "exited-normally" "" "" "" "" "" "" | |
237 | }} | |
238 | ||
239 | # Test target supports tracepoints or not. | |
240 | ||
241 | clean_restart $executable | |
242 | ||
243 | gdb_load_shlibs $lib_sl1 | |
244 | gdb_load_shlibs $lib_sl2 | |
245 | ||
246 | if ![runto_main] { | |
247 | fail "Can't run to main to check for trace support" | |
248 | return -1 | |
249 | } | |
250 | ||
251 | if ![gdb_target_supports_trace] { | |
252 | unsupported "Current target does not support trace" | |
253 | return -1; | |
254 | } | |
255 | ||
256 | gdb_exit | |
257 | ||
258 | test_reconnect | |
259 | ||
260 | test_pending_resolved | |
261 | ||
262 | return 0 |