398 lines
11 KiB
Text
398 lines
11 KiB
Text
# Copyright 2011-2015 Free Software Foundation, Inc.
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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load_lib "trace-support.exp"
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if {[skip_shlib_tests]} {
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return 0
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}
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standard_testfile
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set executable $testfile
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set libipa [get_in_proc_agent]
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set lib_opts debug
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if [get_compiler_info] {
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return -1
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}
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set additional_flags [list quiet debug shlib=$libipa shlib_load \
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"additional_flags=-lust -lurcu-bp" ]
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if { [gdb_compile $srcdir/$subdir/$srcfile $binfile executable $additional_flags] != ""} {
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untested "UST library or headers are not installed"
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return -1
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}
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# Test that the socket file is removed when GDB quits, detaches or
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# resumes the inferior until it exits.
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proc strace_remove_socket { action } {
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with_test_prefix "remove_socket_after_${action}" {
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global executable
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global gdb_prompt
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global libipa
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# Restart with a fresh gdb.
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clean_restart $executable
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gdb_load_shlibs $libipa
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if ![runto_main] {
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fail "Can't run to main"
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return -1
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}
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# List the markers in program.
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gdb_test "info static-tracepoint-markers" \
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".*ust/bar\[\t \]+n\[\t \]+.*ust/bar2\[\t \]+n\[\t \]+.*"
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set pid ""
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set test "collect pid"
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gdb_test_multiple "info inferiors" $test {
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-re "process (\[-0-9a-fx\]+) \[^\n\]*\n.*${gdb_prompt} $" {
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set pid $expect_out(1,string)
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pass $test
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}
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-re ".*${gdb_prompt} $" {
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fail $test
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}
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}
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set test "socket file exists"
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set socket_file "/tmp/gdb_ust${pid}"
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set status [remote_exec target "sh -c { \[ -S $socket_file \] }"]
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if { [lindex $status 0] == 0 } {
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pass $test
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} else {
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fail $test
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}
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send_gdb "${action}\n"
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gdb_expect {
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-re "A debugging session is active.\r\n.*\r\nQuit anyway\\? \\(y or n\\) $" {
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send_gdb "y\n"
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}
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-re "Detaching .*, process .*$" {
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}
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-re "Continuing.*$" {
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}
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}
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set exists 1
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for {set i 1} {$i <= 5} {incr i} {
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set status [remote_exec target "sh -c { \[ -S $socket_file \] }"]
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if { [lindex $status 0] != 0 } {
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set exists 0
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break
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}
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sleep 1
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}
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if { ![is_remote target] && ![string equal $action "detach"] } {
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setup_kfail gdb/14161 *-*-*
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}
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set test "socket file removed"
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if { $exists } {
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fail $test
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# Since $socket_file is a socket file instead of a regular file, we
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# can't use 'remote_file target delete $socket_file' here.
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remote_exec target "sh -c \"rm -r $socket_file\""
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} else {
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pass $test
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}
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if { [string equal $action "quit"] && [is_remote host] } {
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global gdb_spawn_id
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# unset gdb_spawn_id here to avoid sending command 'quit' to GDB
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# later in default_gdb_exit.
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unset gdb_spawn_id
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}
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}}
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proc strace_info_marker { } {
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with_test_prefix "info_marker" {
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global executable
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global gdb_prompt
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global libipa
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# Restart with a fresh gdb.
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clean_restart $executable
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gdb_load_shlibs $libipa
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if ![runto_main] {
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fail "Can't run to main"
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return -1
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}
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# List the markers in program. They should be disabled.
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gdb_test "info static-tracepoint-markers" \
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".*ust/bar\[\t \]+n\[\t \]+.*ust/bar2\[\t \]+n\[\t \]+.*"
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# List all the thread. It is expected to get three threads without
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# any errors.
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gdb_test_multiple "info threads 3 2 1" "info threads" {
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-re "3\[ \t\]+Thread .*2\[ \t\]+Thread .*1\[ \t\]+Thread .*${gdb_prompt} $" {
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pass "info threads"
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}
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}
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# GDB detaches inferior so that the socket file can be removed.
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gdb_test_multiple "detach" "detach" {
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-re "Detaching .*, process .*${gdb_prompt} $" {
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pass "detach"
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}
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}
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}
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}
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proc strace_probe_marker { } {
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with_test_prefix "probe_marker" {
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global executable
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global expect_out
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global gdb_prompt
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global hex
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global libipa
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# Restart with a fresh gdb.
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clean_restart $executable
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gdb_load_shlibs $libipa
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if ![runto_main] {
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fail "Can't run to main"
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return -1
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}
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gdb_test "strace -m ust/bar" \
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"Static tracepoint \[0-9\]+ at ${hex}: file.*"
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gdb_test "strace -m ust/bar2" \
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"Static tracepoint \[0-9\]+ at ${hex}: file.*"
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# Two trace markers should be enabled.
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gdb_test "info static-tracepoint-markers" \
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"ust/bar\[\t \]+y\[\t \]+$hex .*ust/bar2\[\t \]+y\[\t \]+$hex.*"
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gdb_test "break end" "Breakpoint \[0-9\]+ at.*"
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gdb_test_no_output "tstart"
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gdb_test "continue" "Continuing\\.\[ \r\n\]+Breakpoint.*" \
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"continue to end"
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gdb_test_no_output "tstop"
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gdb_test "tfind" "Found trace frame 0, tracepoint .*" \
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"tfind frame 0"
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gdb_test "tfind" "Found trace frame 1, tracepoint .*" \
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"tfind frame 1"
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gdb_test "tfind" \
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"Target failed to find requested trace frame\\..*"
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}
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}
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proc strace_trace_on_same_addr { type } {
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with_test_prefix "trace_same_addr $type" {
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global executable
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global expect_out
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global gdb_prompt
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global hex
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global libipa
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# Restart with a fresh gdb.
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clean_restart $executable
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gdb_load_shlibs $libipa
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if ![runto_main] {
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fail "Can't run to main"
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return -1
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}
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set marker_bar_addr ""
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set marker_bar2_addr ""
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# List the markers in program. They should be disabled.
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gdb_test_multiple "info static-tracepoint-markers" "info static-tracepoint-markers 1" {
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-re ".*ust/bar\[\t \]+n.*${gdb_prompt} $" {
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set ignore ""
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regexp "ust/bar\[\t \]+n\[\t \]+($hex) .*ust/bar2\[\t \]+n\[\t \]+($hex) " \
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"$expect_out(0,string)" ignore marker_bar_addr marker_bar2_addr
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pass "info static-tracepoint-markers 1"
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}
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-re ".*${gdb_prompt} $" {
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fail "info static-tracepoint-markers 1"
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}
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}
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gdb_test "strace -m ust/bar" "Static tracepoint \[0-9\]+ at ${hex}: file.*"
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gdb_test "strace -m ust/bar2" "Static tracepoint \[0-9\]+ at ${hex}: file.*"
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# Two trace markers should be enabled.
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gdb_test "info static-tracepoint-markers" \
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"ust/bar\[\t \]+y\[\t \]+$hex .*ust/bar2\[\t \]+y\[\t \]+$hex.*" \
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"info static-tracepoint-markers 2"
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# Set breapoints or tracepoints.
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set test "${type} on marker bar"
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gdb_test_multiple "${type} *${marker_bar_addr}" $test {
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-re "\(Fast trace|Trace|Break\)point \[0-9\]+ at ${hex}: file.*\r\n$gdb_prompt $" {
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pass $test
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}
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-re ".*\r\n$gdb_prompt $" {
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if [string equal $type "ftrace"] {
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# The instruction may be not long enough to set a fast
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# tracepoint. Skip the rest of this test.
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return -1
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} else {
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fail $test
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}
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}
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}
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set test "${type} on marker bar2"
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gdb_test_multiple "${type} *${marker_bar2_addr}" $test {
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-re "\(Fast trace|Trace|Break\)point \[0-9\]+ at ${hex}: file.*" {
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pass $test
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}
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-re ".*\r\n$gdb_prompt $" {
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if [string equal $type "ftrace"] {
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# The instruction may be not long enough to set a fast
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# tracepoint. Skip the rest of this test.
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return -1
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} else {
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fail $test
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}
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}
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}
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gdb_test "break end" "Breakpoint \[0-9\]+ at.*"
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if [string equal $type "break"] {
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gdb_test "continue" "Continuing\\.\[ \r\n\]+Breakpoint.*" \
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"continue to bar"
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gdb_test "continue" "Continuing\\.\[ \r\n\]+Breakpoint.*" \
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"continue to bar2"
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gdb_test "continue" "Continuing\\.\[ \r\n\]+Breakpoint.*" \
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"continue to end"
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} else {
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gdb_test_no_output "tstart"
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gdb_test "continue" "Continuing\\.\[ \r\n\]+Breakpoint.*" \
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"continue to end"
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gdb_test_no_output "tstop"
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gdb_test "tfind" "Found trace frame 0, tracepoint .*" \
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"tfind frame 0"
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gdb_test "tfind" "Found trace frame 1, tracepoint .*" \
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"tfind frame 1"
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gdb_test "tfind" "Found trace frame 2, tracepoint .*" \
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"tfind frame 2"
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gdb_test "tfind" "Found trace frame 3, tracepoint .*" \
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"tfind frame 3"
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gdb_test "tfind" \
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"Target failed to find requested trace frame\\..*"
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}
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}
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}
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proc strace_trace_on_diff_addr { } {
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with_test_prefix "trace_diff_addr" {
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global executable
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global expect_out
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global gdb_prompt
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global hex
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global libipa
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# Restart with a fresh gdb.
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clean_restart $executable
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gdb_load_shlibs $libipa
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if ![runto_main] {
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fail "Can't run to main"
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return -1
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}
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set marker_bar_addr ""
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set marker_bar2_addr ""
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# List the markers in program. They should be disabled.
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gdb_test_multiple "info static-tracepoint-markers" "info static-tracepoint-markers 1" {
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-re ".*ust/bar\[\t \]+n.*${gdb_prompt} $" {
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set ignore ""
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regexp "ust/bar\[\t \]+n\[\t \]+($hex) .*ust/bar2\[\t \]+n\[\t \]+($hex) " \
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"$expect_out(0,string)" ignore marker_bar_addr marker_bar2_addr
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pass "info static-tracepoint-markers 1"
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}
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-re ".*${gdb_prompt} $" {
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fail "info static-tracepoint-markers 1"
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}
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}
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gdb_test "strace -m ust/bar" "Static tracepoint \[0-9\]+ at ${hex}: file.*"
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gdb_test "info static-tracepoint-markers" \
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"ust/bar\[\t \]+y\[\t \]+$hex .*ust/bar2\[\t \]+n\[\t \]+$hex.*" \
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"info static-tracepoint-markers 2"
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# Set common tracepoint.
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gdb_test "trace *${marker_bar2_addr}" \
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"Tracepoint \[0-9\]+ at ${hex}: file.*"
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gdb_test "break end" "Breakpoint \[0-9\]+ at.*"
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gdb_test_no_output "tstart"
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gdb_test "continue" "Continuing\\.\[ \r\n\]+Breakpoint.*" \
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"continue to end"
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gdb_test_no_output "tstop"
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gdb_test "tfind" "Found trace frame 0, tracepoint .*" \
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"tfind frame 0"
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gdb_test "tfind" "Found trace frame 1, tracepoint .*" \
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"tfind frame 1"
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gdb_test "tfind" \
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"Target failed to find requested trace frame\\..*"
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}
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}
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# Run it on x86/x86_64 linux.
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if { [istarget "x86_64-*-linux*"] || [istarget "i\[34567\]86-*-linux*"] } {
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strace_info_marker
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strace_remove_socket "quit"
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strace_remove_socket "detach"
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strace_remove_socket "continue"
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}
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clean_restart $executable
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gdb_load_shlibs $libipa
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if ![runto_main] {
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fail "Can't run to main to check for trace support"
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return -1
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}
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if { ![gdb_target_supports_trace] } then {
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# At this point, the socket file has been created. We must make sure it is
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# removed when we return here. GDB detaches inferior so that the socket
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# file can be removed. Note that GDB simply kill inferior doesn't remove
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# the socket file.
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gdb_test "detach" "Detaching .*, process .*"
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unsupported "Current target does not support trace"
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return -1
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}
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strace_probe_marker
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strace_trace_on_same_addr "trace"
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strace_trace_on_same_addr "ftrace"
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strace_trace_on_same_addr "break"
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strace_trace_on_diff_addr
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