binutils-gdb/gdb/testsuite/gdb.mi/mi-nonstop.exp

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# Copyright 2002-2014 Free Software Foundation, Inc.
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
if { ![support_displaced_stepping] } {
unsupported "displaced stepping"
return -1
}
load_lib mi-support.exp
set MIFLAGS "-i=mi"
gdb_exit
if {[mi_gdb_start]} {
continue
}
proc mi_nonstop_resume { command test } {
if { [mi_send_resuming_command $command $test] != 0 } {
# If a resume fails, assume non-stop is broken or unsupported
# for this target. We have logged a FAIL or UNSUPPORTED; skip
# the remaining tests to limit timeouts.
return -code continue
}
}
#
# Start here
#
standard_testfile non-stop.c
set options [list debug]
if {[gdb_compile_pthreads "$srcdir/$subdir/$srcfile" $binfile executable $options] != "" } {
return -1
}
mi_gdb_reinitialize_dir $srcdir/$subdir
mi_gdb_load $binfile
mi_gdb_test "-gdb-set non-stop 1" ".*"
mi_gdb_test "-gdb-set target-async 1" ".*"
mi_detect_async
if { [mi_run_to_main] < 0 } {
continue
}
mi_create_breakpoint break_at_me 2 keep break_at_me .* .* .* "breakpoint at marker"
mi_nonstop_resume "exec-continue" "resume 1"
mi_expect_stop "breakpoint-hit" "break_at_me" ".*" "non-stop.c" ".*" {"" "disp=\"keep\""} "w0,i0 stop"
mi_expect_stop "breakpoint-hit" "break_at_me" ".*" "non-stop.c" ".*" {"" "disp=\"keep\""} "w1,i0 stop"
mi_check_thread_states {"running" "stopped" "stopped"} "thread state, stop 1"
mi_gdb_test "-thread-select 2" "\\^done.*" "select thread 2"
mi_create_varobj I_W0 "i" "create varobj in first thread"
mi_gdb_test "-thread-select 3" "\\^done.*" "select thread 3"
mi_create_varobj I_W1 "i" "create varobj in second thread"
mi_nonstop_resume "exec-continue --thread 2" "resume 1"
mi_check_thread_states {"running" "running" "stopped"} "thread state, resume 1"
mi_expect_stop "breakpoint-hit" "break_at_me" ".*" "non-stop.c" ".*" {"" "disp=\"keep\""} "w0,i1 stop"
mi_check_thread_states {"running" "stopped" "stopped"} "thread state, stop 2"
mi_nonstop_resume "exec-continue --thread 3" "resume 2"
mi_check_thread_states {"running" "stopped" "running"} "thread state, resume 2"
mi_expect_stop "breakpoint-hit" "break_at_me" ".*" "non-stop.c" ".*" {"" "disp=\"keep\""} "w1,i1 stop"
mi_check_thread_states {"running" "stopped" "stopped"} "thread state, stop 3"
mi_varobj_update * {I_W1 I_W0} "update varobj, 1"
mi_check_varobj_value I_W0 1 "check varobj, w0, 1"
mi_check_varobj_value I_W1 1 "check varobj, w1, 1"
mi_gdb_test "-exec-interrupt --thread 1" "\\^done" "interrupted"
mi_expect_interrupt "got interrupt"
# The interrupt command sends SIGINT to the target, and therefore the
# thread might not be stopped immediately when we return from the target.
# So, wait a bit
sleep 1
mi_check_thread_states {"stopped" "stopped" "stopped"} "thread state, stop 4"
mi_gdb_test "-exec-continue --all" ".*\\*running,thread-id=\"3\"\r\n\\*running,thread-id=\"2\"\r\n\\*running,thread-id=\"1\"" \
"resume all"
mi_expect_stop "breakpoint-hit" "break_at_me" "\[^\n\]*" "non-stop.c" "\[0-9\]*" {"" "disp=\"keep\""} "w0,i2 stop"
mi_expect_stop "breakpoint-hit" "break_at_me" ".*" "non-stop.c" ".*" {"" "disp=\"keep\""} "w1,i2 stop"
# At this point, thread 1 (main) is running, and worker threads are stopped.
# Check that we can modify breakpoint condition, even when operating on a
# running thread.
mi_gdb_test "-break-condition --thread 1 2 id==1" "\\^done" "set condition, 1"
mi_nonstop_resume "exec-continue --thread 2" "resume 2"
mi_nonstop_resume "exec-continue --thread 3" "resume 3"
sleep 2
mi_expect_stop "breakpoint-hit" "break_at_me" ".*" "non-stop.c" ".*" {"" "disp=\"keep\""} "w0,i3 stop"
mi_check_thread_states {"running" "running" "stopped"} "thread state, stop on cond breakpoint"
# Check that when we update all varobj, we don't get no error about varobj
# bound to running thread.
mi_varobj_update * {I_W1} "update varobj, 2"
mi_check_varobj_value I_W1 3 "check varobj, w1, 1"
# Check that stack commands are allowed on a stopped thread, even if some other threads
# are running, and produce something sane. Also check we check error on running thread.
mi_gdb_test "-stack-list-frames --thread 2" "\\^error,msg=\".*\"" "stacktrace of running thread"
mi_gdb_test "-stack-list-frames --thread 3" \
"\\^done,stack=\\\[frame={level=\"0\",addr=\".*\",func=\"break_at_me\".*" \
"stacktrace of stopped thread"
# verify that after thread exit, the thread is reported as exited in -thread-info, and
# we can still interact with other threads.
mi_gdb_test "-thread-select 2" "\\^done.*" "select first worker thread"
# Since thread 2 is running, we need to set variable via another thread.
mi_gdb_test "-gdb-set --thread 3 variable exit_first_thread=1" ".*\\^done" "ask the second thread to exit"
set test "wait for thread exit"
if { [is_remote target] } {
# The remote protocol doesn't have support for thread exit
# notifications.
unsupported $test
} else {
gdb_expect {
-re ".*=thread-exited,id=\"2\",group-id=\"i\[0-9\]+\"\r\n$" {
pass $test
}
timeout {
fail "$test (timeout)"
}
}
}
# See that we can still poke other threads.
mi_gdb_test "-stack-list-frames --thread 3" \
"\\^done,stack=\\\[frame={level=\"0\",addr=\".*\",func=\"break_at_me\".*" \
"stacktrace of stopped thread"
mi_gdb_exit