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

   1 # Copyright 2002, 2003, 2004, 2005, 2007, 2008, 2009
   2 # Free Software Foundation, Inc.
   3
   4 # This program is free software; you can redistribute it and/or modify
   5 # it under the terms of the GNU General Public License as published by
   6 # the Free Software Foundation; either version 3 of the License, or
   7 # (at your option) any later version.
   8 #
   9 # This program is distributed in the hope that it will be useful,
  10 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12 # GNU General Public License for more details.
  13 #
  14 # You should have received a copy of the GNU General Public License
  15 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
  16
  17 # This only works with native configurations
  18 if {![isnative]} {
  19   return
  20 }
  21
  22 load_lib mi-support.exp
  23 set MIFLAGS "-i=mi"
  24
  25 gdb_exit
  26 if {[mi_gdb_start]} {
  27     continue
  28 }
  29
  30 #
  31 # Start here
  32 #
  33 set testfile "non-stop"
  34 set srcfile "$testfile.c"
  35 set binfile "$objdir/$subdir/mi-$testfile"
  36
  37 set options [list debug incdir=$objdir]
  38 if {[gdb_compile_pthreads "$srcdir/$subdir/$srcfile" $binfile executable $options] != "" } {
  39     return -1
  40 }
  41
  42 mi_gdb_reinitialize_dir $srcdir/$subdir
  43 mi_gdb_load $binfile
  44
  45 set supported 0
  46 send_gdb "-gdb-show non-stop\n"
  47 gdb_expect {
  48     -re ".*\\^done,value=\"off\",supported=\"(\[^\"\]+)\"\r\n$mi_gdb_prompt$" {
  49         if { $expect_out(1,string) == "1" } {
  50             set supported 1
  51         }
  52     }
  53     -re ".$mi_gdb_prompt$" {
  54     }
  55 }
  56
  57 mi_gdb_test "-gdb-set non-stop 1" ".*"
  58 mi_gdb_test "-gdb-set target-async 1" ".*"
  59 detect_async
  60
  61 mi_gdb_test "200-break-insert -t main" ".*"
  62
  63 set created "=thread-created,id=\"$decimal\"\r\n"
  64 set running "\\*running,thread-id=\"$decimal\"\r\n"
  65
  66 set notifs "($created)*($running)*"
  67
  68 # Note: presently, we skip this test on non-native targets,
  69 # so 'run' is OK.  As soon as we start to run this on remote
  70 # target, the logic from mi_run_cmd will have to be refactored.
  71 send_gdb "-exec-run\n"
  72 gdb_expect {
  73     -re "\\^running\r\n$notifs$mi_gdb_prompt" {
  74     }
  75     -re "\\^error,msg=\"The target does not support running in non-stop mode.\"" {
  76         verbose -log "Non-stop mode not supported, skipping all tests"
  77         return
  78     }
  79     -re "\r\n$mi_gdb_prompt" {
  80         perror "Cannot start target (unknown output after running)"
  81         return -1
  82     }
  83     timeout {
  84         perror "Cannot start target (timeout)"
  85         return -1
  86     }
  87 }
  88 mi_expect_stop "breakpoint-hit" main ".*" ".*" "\[0-9\]+" { "" "disp=\"del\"" } "run to main"
  89
  90 mi_create_breakpoint break_at_me 2 keep break_at_me .* .* .* "breakpoint at marker"
  91
  92 mi_send_resuming_command "exec-continue" "resume 1"
  93 mi_expect_stop "breakpoint-hit" "break_at_me" ".*" "non-stop.c" ".*" {"" "disp=\"keep\""} "w0,i0 stop"
  94 mi_expect_stop "breakpoint-hit" "break_at_me" ".*" "non-stop.c" ".*" {"" "disp=\"keep\""} "w1,i0 stop"
  95
  96 mi_check_thread_states {"running" "stopped" "stopped"} "thread state, stop 1"
  97
  98 mi_gdb_test "-thread-select 2" "\\^done.*" "select thread 2"
  99 mi_create_varobj I_W0 "i" "create varobj in first thread"
 100 mi_gdb_test "-thread-select 3" "\\^done.*" "select thread 3"
 101 mi_create_varobj I_W1 "i" "create varobj in second thread"
 102
 103 mi_send_resuming_command "exec-continue --thread 2" "resume 1"
 104 mi_check_thread_states {"running" "running" "stopped"} "thread state, resume 1"
 105 mi_expect_stop "breakpoint-hit" "break_at_me" ".*" "non-stop.c" ".*" {"" "disp=\"keep\""} "w0,i1 stop"
 106 mi_check_thread_states {"running" "stopped" "stopped"} "thread state, stop 2"
 107
 108 mi_send_resuming_command "exec-continue --thread 3" "resume 2"
 109 mi_check_thread_states {"running" "stopped" "running"} "thread state, resume 2"
 110 mi_expect_stop "breakpoint-hit" "break_at_me" ".*" "non-stop.c" ".*" {"" "disp=\"keep\""} "w1,i1 stop"
 111 mi_check_thread_states {"running" "stopped" "stopped"} "thread state, stop 3"
 112
 113 mi_varobj_update * {I_W1 I_W0} "update varobj, 1"
 114 mi_check_varobj_value I_W0 1 "check varobj, w0, 1"
 115 mi_check_varobj_value I_W1 1 "check varobj, w1, 1"
 116
 117 send_gdb "-exec-interrupt --thread 1\n"
 118 gdb_expect {
 119     -re "\\^done\r\n$mi_gdb_prompt\\*stopped\[^\r\n\]+\r\n$" {
 120         pass "interrupted"
 121     }
 122     timeout {
 123         fail "interrupted (timeout)"
 124     }
 125 }
 126 # The interrupt command sends SIGINT to the target, and therefore the
 127 # thread might not be stopped immediately when we return from the target.
 128 # So, wait a bit
 129 sleep 1
 130 mi_check_thread_states {"stopped" "stopped" "stopped"} "thread state, stop 4"
 131
 132 send_gdb "-exec-continue --all\n"
 133 gdb_expect {
 134     -re ".*\\*running,thread-id=\"3\"\r\n\\*running,thread-id=\"2\"\r\n\\*running,thread-id=\"1\"\r\n$mi_gdb_prompt" {
 135         pass "resume all"
 136     }
 137     timeout {
 138         fail "resume all (timeout)"
 139     }
 140 }
 141
 142 mi_expect_stop "breakpoint-hit" "break_at_me" "\[^\n\]*" "non-stop.c" "\[0-9\]*" {"" "disp=\"keep\""} "w0,i2 stop"
 143 mi_expect_stop "breakpoint-hit" "break_at_me" ".*" "non-stop.c" ".*" {"" "disp=\"keep\""} "w1,i2 stop"
 144
 145 # At this point, thread 1 (main) is running, and worker threads are stopped.
 146 # Check that we can modify breakpoint condition, even when operating on a
 147 # running thread.
 148 mi_gdb_test "-break-condition --thread 1 2 id==1" "\\^done" "set condition, 1"
 149
 150 mi_send_resuming_command "exec-continue --thread 2" "resume 2"
 151 mi_send_resuming_command "exec-continue --thread 3" "resume 3"
 152
 153 sleep 2
 154 mi_expect_stop "breakpoint-hit" "break_at_me" ".*" "non-stop.c" ".*" {"" "disp=\"keep\""} "w0,i3 stop"
 155 mi_check_thread_states {"running" "running" "stopped"} "thread state, stop on cond breakpoint"
 156
 157 # Check that when we update all varobj, we don't get no error about varobj
 158 # bound to running thread.
 159 mi_varobj_update * {I_W1} "update varobj, 2"
 160 mi_check_varobj_value I_W1 3 "check varobj, w1, 1"
 161
 162
 163 # Check that stack commands are allowed on a stopped thread, even if some other threads
 164 # are running, and produce something sane.  Also check we check error on running thread.
 165 mi_gdb_test "-stack-list-frames --thread 2" "\\^error,msg=\".*\"" "stacktrace of running thread"
 166 mi_gdb_test "-stack-list-frames --thread 3" \
 167     "\\^done,stack=\\\[frame={level=\"0\",addr=\".*\",func=\"break_at_me\".*" \
 168     "stacktrace of stopped thread"
 169
 170 # verify that after thread exit, the thread is reported as exited in -thread-info, and
 171 # we can still interact with other threads.
 172 mi_gdb_test "-thread-select 2" "\\^done.*" "select first worker thread"
 173 # Since thread 2 is running, we need to set variable via another thread.
 174 mi_gdb_test "-gdb-set --thread 3 variable exit_first_thread=1" ".*\\^done" "ask the second thread to exit"
 175 gdb_expect {
 176     -re ".*=thread-exited,id=\"2\",group-id=\"\[0-9\]+\"\r\n$" {
 177         pass "wait for thread exit"
 178     }
 179     timeout {
 180         fail "wait for thread exit (timeout)"
 181     }
 182 }
 183
 184 # See that we can still poke other threads.
 185 mi_gdb_test "-stack-list-frames --thread 3" \
 186     "\\^done,stack=\\\[frame={level=\"0\",addr=\".*\",func=\"break_at_me\".*" \
 187     "stacktrace of stopped thread"
 188
 189
 190 mi_gdb_exit
 191