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

   1 # Copyright 2002, 2003, 2004, 2005, 2007, 2008, 2009, 2010
   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 proc mi_nonstop_resume { command test } {
  26     if { [mi_send_resuming_command $command $test] != 0 } {
  27         # If a resume fails, assume non-stop is broken or unsupported
  28         # for this target.  We have logged a FAIL or UNSUPPORTED; skip
  29         # the remaining tests to limit timeouts.
  30         return -code continue
  31     }
  32 }
  33
  34 #
  35 # Start here
  36 #
  37 set testfile "non-stop"
  38 set srcfile "$testfile.c"
  39 set binfile "$objdir/$subdir/mi-$testfile"
  40
  41 set options [list debug incdir=$objdir]
  42 if {[gdb_compile_pthreads "$srcdir/$subdir/$srcfile" $binfile executable $options] != "" } {
  43     return -1
  44 }
  45
  46 mi_gdb_reinitialize_dir $srcdir/$subdir
  47 mi_gdb_load $binfile
  48
  49 set supported 0
  50 send_gdb "-gdb-show non-stop\n"
  51 gdb_expect {
  52     -re ".*\\^done,value=\"off\",supported=\"(\[^\"\]+)\"\r\n$mi_gdb_prompt$" {
  53         if { $expect_out(1,string) == "1" } {
  54             set supported 1
  55         }
  56     }
  57     -re ".$mi_gdb_prompt$" {
  58     }
  59 }
  60
  61 mi_gdb_test "-gdb-set non-stop 1" ".*"
  62 mi_gdb_test "-gdb-set target-async 1" ".*"
  63 detect_async
  64
  65 if { [mi_run_to_main] < 0 } {
  66     perror "mi-nonstop.exp tests suppressed"
  67     continue
  68 }
  69
  70 mi_create_breakpoint break_at_me 2 keep break_at_me .* .* .* "breakpoint at marker"
  71
  72 mi_nonstop_resume "exec-continue" "resume 1"
  73 mi_expect_stop "breakpoint-hit" "break_at_me" ".*" "non-stop.c" ".*" {"" "disp=\"keep\""} "w0,i0 stop"
  74 mi_expect_stop "breakpoint-hit" "break_at_me" ".*" "non-stop.c" ".*" {"" "disp=\"keep\""} "w1,i0 stop"
  75
  76 mi_check_thread_states {"running" "stopped" "stopped"} "thread state, stop 1"
  77
  78 mi_gdb_test "-thread-select 2" "\\^done.*" "select thread 2"
  79 mi_create_varobj I_W0 "i" "create varobj in first thread"
  80 mi_gdb_test "-thread-select 3" "\\^done.*" "select thread 3"
  81 mi_create_varobj I_W1 "i" "create varobj in second thread"
  82
  83 mi_nonstop_resume "exec-continue --thread 2" "resume 1"
  84 mi_check_thread_states {"running" "running" "stopped"} "thread state, resume 1"
  85 mi_expect_stop "breakpoint-hit" "break_at_me" ".*" "non-stop.c" ".*" {"" "disp=\"keep\""} "w0,i1 stop"
  86 mi_check_thread_states {"running" "stopped" "stopped"} "thread state, stop 2"
  87
  88 mi_nonstop_resume "exec-continue --thread 3" "resume 2"
  89 mi_check_thread_states {"running" "stopped" "running"} "thread state, resume 2"
  90 mi_expect_stop "breakpoint-hit" "break_at_me" ".*" "non-stop.c" ".*" {"" "disp=\"keep\""} "w1,i1 stop"
  91 mi_check_thread_states {"running" "stopped" "stopped"} "thread state, stop 3"
  92
  93 mi_varobj_update * {I_W1 I_W0} "update varobj, 1"
  94 mi_check_varobj_value I_W0 1 "check varobj, w0, 1"
  95 mi_check_varobj_value I_W1 1 "check varobj, w1, 1"
  96
  97 send_gdb "-exec-interrupt --thread 1\n"
  98 gdb_expect {
  99     -re "\\^done\r\n$mi_gdb_prompt\\*stopped\[^\r\n\]+\r\n$" {
 100         pass "interrupted"
 101     }
 102     timeout {
 103         fail "interrupted (timeout)"
 104     }
 105 }
 106 # The interrupt command sends SIGINT to the target, and therefore the
 107 # thread might not be stopped immediately when we return from the target.
 108 # So, wait a bit
 109 sleep 1
 110 mi_check_thread_states {"stopped" "stopped" "stopped"} "thread state, stop 4"
 111
 112 send_gdb "-exec-continue --all\n"
 113 gdb_expect {
 114     -re ".*\\*running,thread-id=\"3\"\r\n\\*running,thread-id=\"2\"\r\n\\*running,thread-id=\"1\"\r\n$mi_gdb_prompt" {
 115         pass "resume all"
 116     }
 117     timeout {
 118         fail "resume all (timeout)"
 119     }
 120 }
 121
 122 mi_expect_stop "breakpoint-hit" "break_at_me" "\[^\n\]*" "non-stop.c" "\[0-9\]*" {"" "disp=\"keep\""} "w0,i2 stop"
 123 mi_expect_stop "breakpoint-hit" "break_at_me" ".*" "non-stop.c" ".*" {"" "disp=\"keep\""} "w1,i2 stop"
 124
 125 # At this point, thread 1 (main) is running, and worker threads are stopped.
 126 # Check that we can modify breakpoint condition, even when operating on a
 127 # running thread.
 128 mi_gdb_test "-break-condition --thread 1 2 id==1" "\\^done" "set condition, 1"
 129
 130 mi_nonstop_resume "exec-continue --thread 2" "resume 2"
 131 mi_nonstop_resume "exec-continue --thread 3" "resume 3"
 132
 133 sleep 2
 134 mi_expect_stop "breakpoint-hit" "break_at_me" ".*" "non-stop.c" ".*" {"" "disp=\"keep\""} "w0,i3 stop"
 135 mi_check_thread_states {"running" "running" "stopped"} "thread state, stop on cond breakpoint"
 136
 137 # Check that when we update all varobj, we don't get no error about varobj
 138 # bound to running thread.
 139 mi_varobj_update * {I_W1} "update varobj, 2"
 140 mi_check_varobj_value I_W1 3 "check varobj, w1, 1"
 141
 142
 143 # Check that stack commands are allowed on a stopped thread, even if some other threads
 144 # are running, and produce something sane.  Also check we check error on running thread.
 145 mi_gdb_test "-stack-list-frames --thread 2" "\\^error,msg=\".*\"" "stacktrace of running thread"
 146 mi_gdb_test "-stack-list-frames --thread 3" \
 147     "\\^done,stack=\\\[frame={level=\"0\",addr=\".*\",func=\"break_at_me\".*" \
 148     "stacktrace of stopped thread"
 149
 150 # verify that after thread exit, the thread is reported as exited in -thread-info, and
 151 # we can still interact with other threads.
 152 mi_gdb_test "-thread-select 2" "\\^done.*" "select first worker thread"
 153 # Since thread 2 is running, we need to set variable via another thread.
 154 mi_gdb_test "-gdb-set --thread 3 variable exit_first_thread=1" ".*\\^done" "ask the second thread to exit"
 155
 156 set test "wait for thread exit"
 157 if { [is_remote target] } {
 158     # The remote protocol doesn't have support for thread exit
 159     # notifications.
 160     unsupported $test
 161 } else {
 162     gdb_expect {
 163         -re ".*=thread-exited,id=\"2\",group-id=\"\[0-9\]+\"\r\n$" {
 164             pass $test
 165         }
 166         timeout {
 167             fail "$test (timeout)"
 168         }
 169     }
 170 }
 171
 172 # See that we can still poke other threads.
 173 mi_gdb_test "-stack-list-frames --thread 3" \
 174     "\\^done,stack=\\\[frame={level=\"0\",addr=\".*\",func=\"break_at_me\".*" \
 175     "stacktrace of stopped thread"
 176
 177 mi_gdb_exit