1 # Copyright 2012-2018 Free Software Foundation, Inc.
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.
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.
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/>.
16 load_lib trace-support.exp
18 if {[skip_shlib_tests]} {
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]
31 set lib_opts [gdb_target_symbol_prefix_flags]
33 if { [gdb_compile_shlib $libsrc1 $lib_sl1 $lib_opts] != ""
34 || [gdb_compile_shlib $libsrc2 $lib_sl2 $lib_opts] != ""} {
35 untested "failed to compile shared library"
39 set exec_opts [list debug shlib=$lib_sl1 shlib_load]
40 if { [gdb_compile $srcdir/$subdir/$srcfile $binfile executable $exec_opts] != "" } {
41 untested "failed to compile"
45 load_lib mi-support.exp
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.
52 proc test_reconnect { } {
53 with_test_prefix "reconnect" {
55 global gdbserver_reconnect_p
58 global lib_sl1 lib_sl2
60 set gdbserver_reconnect_p 1
61 if { [info proc gdb_reconnect] == "" } {
65 clean_restart $executable
66 gdb_load_shlib $lib_sl1
67 gdb_load_shlib $lib_sl2
68 if ![runto_main] then {
69 fail "can't run to main"
72 # Create tracepoints on marker and main, and leave them in the
74 gdb_test "trace marker" "Tracepoint.*at.* file .*" \
75 "tracepoint on marker"
76 gdb_test "trace main" "Tracepoint.*at.* file .*" \
78 gdb_test_no_output "tstart" "start trace experiment"
81 gdb_test_multiple "disconnect" $test {
82 -re "Trace is running but will stop on detach; detach anyway\\? \\(y or n\\) $" {
85 set test "disconnected"
86 gdb_test_multiple "y" $test {
104 mi_gdb_reinitialize_dir $srcdir/$subdir
105 mi_gdb_load ${binfile}
107 global gdbserver_protocol
108 global gdbserver_gdbport
110 # Create tracepoints on marker and pendfunc2.
111 mi_gdb_test "-break-insert -a -f pendfunc2" \
112 {.*\^done,bkpt=.*addr=\"<PENDING>\".*} \
113 "insert tracepoint on pendfunc2"
114 mi_gdb_test "-break-insert -a marker" {.*\^done,bkpt=.*\".*} \
115 "insert tracepoint on marker"
117 # Connect to the remote stub again, and make sure GDB merges the
118 # tracepoints of both sides correctly.
119 send_gdb "47-target-select $gdbserver_protocol $gdbserver_gdbport\n"
122 set test "tracepoint created"
124 -re "=breakpoint-created,bkpt=\{number=\"1\",type=\"tracepoint\"" {
125 # Tracepoint 1 in GDB, which has already existed before
126 # connecting, should have been merged with a tracepoint on
127 # the target, so we shouldn't see a =breakpoint-created
128 # notification for it.
132 -re "=breakpoint-created,bkpt=\{number=\"2\",type=\"tracepoint\"" {
137 -re "=breakpoint-created,bkpt=\{number=\"3\",type=\"tracepoint\",disp=\"keep\",enabled=\"y\",\[^\n\]+,func=\"main\"\[^\n\]+,installed=\"y\"" {
138 # A tracepoint on main was defined in the stub, not in GDB,
139 # so we should see a =breakpoint-created notification.
143 # Tracepoint on marker is defined. After the sync, we know that
144 # the tracepoint is in remote stub. Mark it 'installed'.
145 set test "tracepoint on marker is installed"
147 -re "=breakpoint-modified,bkpt=\{number=\"2\".*,func=\"marker\".*installed=\"y\".*${mi_gdb_prompt}$" {
151 # Check that tracepoint 1 is still pending.
152 mi_gdb_test "-break-info 1" \
153 {.*\^done,BreakpointTable=.*addr=\"<PENDING>\".*} \
156 set gdbserver_reconnect_p 0
160 # Test 'breakpoint-modified' notification is emited when pending tracepoints are
163 proc test_pending_resolved { } {
164 with_test_prefix "pending resolved" {
170 global lib_sl1 lib_sl2
178 mi_gdb_reinitialize_dir $srcdir/$subdir
179 mi_gdb_load ${binfile}
180 mi_load_shlibs $lib_sl1 $lib_sl2
182 # Create a pending tracepoint on pendfunc2
183 mi_gdb_test "-break-insert -a -f pendfunc2" \
184 {.*\^done,bkpt=.*addr=\"<PENDING>\".*} \
185 "insert breakpoint on pendfunc2"
186 # Insert breakpoint on marker
187 mi_gdb_test "-break-insert marker" {.*\^done,bkpt=.*} \
188 "insert breakpoint on marker"
191 mi_expect_stop "breakpoint-hit" "marker" ""\
192 ".*" ".*" {"" "disp=\"keep\""} \
193 "continue to marker breakpoint"
194 mi_gdb_test "-trace-start" {\^done} "trace start"
196 mi_send_resuming_command "exec-continue" "continuing execution to marker 1"
198 # It is expected to get two "=breakpoint-modified" notifications.
199 # Pending tracepoint is resolved.
200 set test "tracepoint on pendfunc2 resolved"
202 -re "=breakpoint-modified,bkpt=\{number=\"1\",type=\"tracepoint\".*.*times=\"0\".*installed=\"n\"" {
206 # Resolved tracepoint is installed.
207 set test "tracepoint on pendfunc2 installed"
209 -re "=breakpoint-modified,bkpt=\{number=\"1\",type=\"tracepoint\".*.*times=\"0\".*installed=\"y\"" {
214 mi_expect_stop "breakpoint-hit" "marker" ".*" ".*" ".*" \
215 {"" "disp=\"keep\""} "continue to marker"
218 mi_gdb_test "-trace-stop" {\^done,.*} "trace stop"
219 mi_gdb_test "-trace-find frame-number 0" \
220 "-trace-find frame-number 0\r\n\\^done,found=\"1\",tracepoint=\"${decimal}\",traceframe=\"0\",frame=\{.*" \
221 "-trace-find frame-number 0"
222 mi_gdb_test "-trace-find none" {\^done,found="0"} "back to live inferior"
224 mi_send_resuming_command "exec-continue" "continuing to exit"
225 set test "tracepoint on pendfunc2 becomes pending again"
227 -re ".*=breakpoint-modified,bkpt=\{number=\"1\",type=\"tracepoint\".*addr=\"<PENDING>\",.*times=\"0\"" {
230 -re ".*${mi_gdb_prompt}$" {
234 fail "$test (timeout)"
238 mi_expect_stop "exited-normally" "" "" "" "" "" ""
242 # Test target supports tracepoints or not.
244 clean_restart $executable
246 gdb_load_shlib $lib_sl1
247 gdb_load_shlib $lib_sl2
250 fail "can't run to main to check for trace support"
254 if ![gdb_target_supports_trace] {
255 unsupported "current target does not support trace"
263 test_pending_resolved