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

   1 # Copyright 2002-2014 Free Software Foundation, Inc.
   2
   3 # This program is free software; you can redistribute it and/or modify
   4 # it under the terms of the GNU General Public License as published by
   5 # the Free Software Foundation; either version 3 of the License, or
   6 # (at your option) any later version.
   7 #
   8 # This program is distributed in the hope that it will be useful,
   9 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  10 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  11 # GNU General Public License for more details.
  12 #
  13 # You should have received a copy of the GNU General Public License
  14 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
  15
  16
  17 if { ![support_displaced_stepping] } {
  18     unsupported "displaced stepping"
  19     return -1
  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 proc mi_nonstop_resume { command test } {
  31     if { [mi_send_resuming_command $command $test] != 0 } {
  32         # If a resume fails, assume non-stop is broken or unsupported
  33         # for this target.  We have logged a FAIL or UNSUPPORTED; skip
  34         # the remaining tests to limit timeouts.
  35         return -code continue
  36     }
  37 }
  38
  39 #
  40 # Start here
  41 #
  42 standard_testfile non-stop.c
  43
  44 set options [list debug]
  45 if {[gdb_compile_pthreads "$srcdir/$subdir/$srcfile" $binfile executable $options] != "" } {
  46     return -1
  47 }
  48
  49 mi_gdb_reinitialize_dir $srcdir/$subdir
  50 mi_gdb_load $binfile
  51
  52 mi_gdb_test "-gdb-set non-stop 1" ".*"
  53 mi_gdb_test "-gdb-set target-async 1" ".*"
  54 mi_detect_async
  55
  56 if { [mi_run_to_main] < 0 } {
  57     continue
  58 }
  59
  60 mi_create_breakpoint break_at_me "breakpoint at marker" \
  61     -number 2 -func break_at_me
  62
  63 mi_nonstop_resume "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_nonstop_resume "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_nonstop_resume "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 mi_gdb_test "-exec-interrupt --thread 1" "\\^done" "interrupted"
  89 mi_expect_interrupt "got interrupt"
  90
  91 # The interrupt command sends SIGINT to the target, and therefore the
  92 # thread might not be stopped immediately when we return from the target.
  93 # So, wait a bit
  94 sleep 1
  95 mi_check_thread_states {"stopped" "stopped" "stopped"} "thread state, stop 4"
  96
  97 mi_gdb_test "-exec-continue --all" ".*\\*running,thread-id=\"3\"\r\n\\*running,thread-id=\"2\"\r\n\\*running,thread-id=\"1\"" \
  98     "resume all"
  99
 100 mi_expect_stop "breakpoint-hit" "break_at_me" "\[^\n\]*" "non-stop.c" "\[0-9\]*" {"" "disp=\"keep\""} "w0,i2 stop"
 101 mi_expect_stop "breakpoint-hit" "break_at_me" ".*" "non-stop.c" ".*" {"" "disp=\"keep\""} "w1,i2 stop"
 102
 103 # At this point, thread 1 (main) is running, and worker threads are stopped.
 104 # Check that we can modify breakpoint condition, even when operating on a
 105 # running thread.
 106 mi_gdb_test "-break-condition --thread 1 2 id==1" "\\^done" "set condition, 1"
 107
 108 mi_nonstop_resume "exec-continue --thread 2" "resume 2"
 109 mi_nonstop_resume "exec-continue --thread 3" "resume 3"
 110
 111 sleep 2
 112 mi_expect_stop "breakpoint-hit" "break_at_me" ".*" "non-stop.c" ".*" {"" "disp=\"keep\""} "w0,i3 stop"
 113 mi_check_thread_states {"running" "running" "stopped"} "thread state, stop on cond breakpoint"
 114
 115 # Check that when we update all varobj, we don't get no error about varobj
 116 # bound to running thread.
 117 mi_varobj_update * {I_W1} "update varobj, 2"
 118 mi_check_varobj_value I_W1 3 "check varobj, w1, 1"
 119
 120
 121 # Check that stack commands are allowed on a stopped thread, even if some other threads
 122 # are running, and produce something sane.  Also check we check error on running thread.
 123 mi_gdb_test "-stack-list-frames --thread 2" "\\^error,msg=\".*\"" "stacktrace of running thread"
 124 mi_gdb_test "-stack-list-frames --thread 3" \
 125     "\\^done,stack=\\\[frame={level=\"0\",addr=\".*\",func=\"break_at_me\".*" \
 126     "stacktrace of stopped thread"
 127
 128 # verify that after thread exit, the thread is reported as exited in -thread-info, and
 129 # we can still interact with other threads.
 130 mi_gdb_test "-thread-select 2" "\\^done.*" "select first worker thread"
 131 # Since thread 2 is running, we need to set variable via another thread.
 132 mi_gdb_test "-gdb-set --thread 3 variable exit_first_thread=1" ".*\\^done" "ask the second thread to exit"
 133
 134 set test "wait for thread exit"
 135 if { [is_remote target] } {
 136     # The remote protocol doesn't have support for thread exit
 137     # notifications.
 138     unsupported $test
 139 } else {
 140     gdb_expect {
 141         -re ".*=thread-exited,id=\"2\",group-id=\"i\[0-9\]+\"\r\n$" {
 142             pass $test
 143         }
 144         timeout {
 145             fail "$test (timeout)"
 146         }
 147     }
 148 }
 149
 150 # See that we can still poke other threads.
 151 mi_gdb_test "-stack-list-frames --thread 3" \
 152     "\\^done,stack=\\\[frame={level=\"0\",addr=\".*\",func=\"break_at_me\".*" \
 153     "stacktrace of stopped thread"
 154
 155 mi_gdb_exit