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 load_lib mi-support.exp
  18 set MIFLAGS "-i=mi"
  19
  20 gdb_exit
  21 if {[mi_gdb_start]} {
  22     continue
  23 }
  24
  25 #
  26 # Start here
  27 #
  28 set testfile "non-stop"
  29 set srcfile "$testfile.c"
  30 set binfile "$objdir/$subdir/mi-$testfile"
  31
  32 set options [list debug incdir=$objdir]
  33 if {[gdb_compile_pthreads "$srcdir/$subdir/$srcfile" $binfile executable $options] != "" } {
  34     return -1
  35 }
  36
  37 mi_gdb_reinitialize_dir $srcdir/$subdir
  38 mi_gdb_load $binfile
  39
  40 set supported 0
  41 send_gdb "-gdb-show non-stop\n"
  42 gdb_expect {
  43     -re ".*\\^done,value=\"off\",supported=\"(\[^\"\]+)\"\r\n$mi_gdb_prompt$" {
  44         if { $expect_out(1,string) == "1" } {
  45             set supported 1
  46         }
  47     }
  48     -re ".$mi_gdb_prompt$" {
  49     }
  50 }
  51
  52 mi_gdb_test "-gdb-set non-stop 1" ".*"
  53 mi_gdb_test "-gdb-set target-async 1" ".*"
  54 detect_async
  55
  56 if { [mi_run_to_main] < 0 } {
  57     perror "mi-nonstop.exp tests suppressed"
  58     continue
  59 }
  60
  61 mi_create_breakpoint break_at_me 2 keep break_at_me .* .* .* "breakpoint at marker"
  62
  63 mi_send_resuming_command "exec-continue" "resume 1"
  64 mi_expect_stop "breakpoint-hit" "break_at_me" ".*" "non-stop.c" ".*" {"" "disp=\"keep\""} "w0,i0 stop"
  65 mi_expect_stop "breakpoint-hit" "break_at_me" ".*" "non-stop.c" ".*" {"" "disp=\"keep\""} "w1,i0 stop"
  66
  67 mi_check_thread_states {"running" "stopped" "stopped"} "thread state, stop 1"
  68
  69 mi_gdb_test "-thread-select 2" "\\^done.*" "select thread 2"
  70 mi_create_varobj I_W0 "i" "create varobj in first thread"
  71 mi_gdb_test "-thread-select 3" "\\^done.*" "select thread 3"
  72 mi_create_varobj I_W1 "i" "create varobj in second thread"
  73
  74 mi_send_resuming_command "exec-continue --thread 2" "resume 1"
  75 mi_check_thread_states {"running" "running" "stopped"} "thread state, resume 1"
  76 mi_expect_stop "breakpoint-hit" "break_at_me" ".*" "non-stop.c" ".*" {"" "disp=\"keep\""} "w0,i1 stop"
  77 mi_check_thread_states {"running" "stopped" "stopped"} "thread state, stop 2"
  78
  79 mi_send_resuming_command "exec-continue --thread 3" "resume 2"
  80 mi_check_thread_states {"running" "stopped" "running"} "thread state, resume 2"
  81 mi_expect_stop "breakpoint-hit" "break_at_me" ".*" "non-stop.c" ".*" {"" "disp=\"keep\""} "w1,i1 stop"
  82 mi_check_thread_states {"running" "stopped" "stopped"} "thread state, stop 3"
  83
  84 mi_varobj_update * {I_W1 I_W0} "update varobj, 1"
  85 mi_check_varobj_value I_W0 1 "check varobj, w0, 1"
  86 mi_check_varobj_value I_W1 1 "check varobj, w1, 1"
  87
  88 send_gdb "-exec-interrupt --thread 1\n"
  89 gdb_expect {
  90     -re "\\^done\r\n$mi_gdb_prompt\\*stopped\[^\r\n\]+\r\n$" {
  91         pass "interrupted"
  92     }
  93     timeout {
  94         fail "interrupted (timeout)"
  95     }
  96 }
  97 # The interrupt command sends SIGINT to the target, and therefore the
  98 # thread might not be stopped immediately when we return from the target.
  99 # So, wait a bit
 100 sleep 1
 101 mi_check_thread_states {"stopped" "stopped" "stopped"} "thread state, stop 4"
 102
 103 send_gdb "-exec-continue --all\n"
 104 gdb_expect {
 105     -re ".*\\*running,thread-id=\"3\"\r\n\\*running,thread-id=\"2\"\r\n\\*running,thread-id=\"1\"\r\n$mi_gdb_prompt" {
 106         pass "resume all"
 107     }
 108     timeout {
 109         fail "resume all (timeout)"
 110     }
 111 }
 112
 113 mi_expect_stop "breakpoint-hit" "break_at_me" "\[^\n\]*" "non-stop.c" "\[0-9\]*" {"" "disp=\"keep\""} "w0,i2 stop"
 114 mi_expect_stop "breakpoint-hit" "break_at_me" ".*" "non-stop.c" ".*" {"" "disp=\"keep\""} "w1,i2 stop"
 115
 116 # At this point, thread 1 (main) is running, and worker threads are stopped.
 117 # Check that we can modify breakpoint condition, even when operating on a
 118 # running thread.
 119 mi_gdb_test "-break-condition --thread 1 2 id==1" "\\^done" "set condition, 1"
 120
 121 mi_send_resuming_command "exec-continue --thread 2" "resume 2"
 122 mi_send_resuming_command "exec-continue --thread 3" "resume 3"
 123
 124 sleep 2
 125 mi_expect_stop "breakpoint-hit" "break_at_me" ".*" "non-stop.c" ".*" {"" "disp=\"keep\""} "w0,i3 stop"
 126 mi_check_thread_states {"running" "running" "stopped"} "thread state, stop on cond breakpoint"
 127
 128 # Check that when we update all varobj, we don't get no error about varobj
 129 # bound to running thread.
 130 mi_varobj_update * {I_W1} "update varobj, 2"
 131 mi_check_varobj_value I_W1 3 "check varobj, w1, 1"
 132
 133
 134 # Check that stack commands are allowed on a stopped thread, even if some other threads
 135 # are running, and produce something sane.  Also check we check error on running thread.
 136 mi_gdb_test "-stack-list-frames --thread 2" "\\^error,msg=\".*\"" "stacktrace of running thread"
 137 mi_gdb_test "-stack-list-frames --thread 3" \
 138     "\\^done,stack=\\\[frame={level=\"0\",addr=\".*\",func=\"break_at_me\".*" \
 139     "stacktrace of stopped thread"
 140
 141 # verify that after thread exit, the thread is reported as exited in -thread-info, and
 142 # we can still interact with other threads.
 143 mi_gdb_test "-thread-select 2" "\\^done.*" "select first worker thread"
 144 # Since thread 2 is running, we need to set variable via another thread.
 145 mi_gdb_test "-gdb-set --thread 3 variable exit_first_thread=1" ".*\\^done" "ask the second thread to exit"
 146
 147 set test "wait for thread exit"
 148 if { [is_remote target] } {
 149     # The remote protocol doesn't have support for thread exit
 150     # notifications.
 151     unsupported $test
 152 } else {
 153     gdb_expect {
 154         -re ".*=thread-exited,id=\"2\",group-id=\"\[0-9\]+\"\r\n$" {
 155             pass $test
 156         }
 157         timeout {
 158             fail "$test (timeout)"
 159         }
 160     }
 161 }
 162
 163 # See that we can still poke other threads.
 164 mi_gdb_test "-stack-list-frames --thread 3" \
 165     "\\^done,stack=\\\[frame={level=\"0\",addr=\".*\",func=\"break_at_me\".*" \
 166     "stacktrace of stopped thread"
 167
 168 mi_gdb_exit