gdb/testsuite/gdb.mi/mi-nsmoribund.exp

   1 # Copyright 2008, 2009 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 load_lib mi-support.exp
  17 set MIFLAGS "-i=mi"
  18
  19 gdb_exit
  20 if {[mi_gdb_start]} {
  21     continue
  22 }
  23
  24 #
  25 # Start here
  26 #
  27 set testfile "nsmoribund"
  28 set srcfile "$testfile.c"
  29 set binfile "$objdir/$subdir/mi-$testfile"
  30
  31 set options [list debug incdir=$objdir]
  32 if {[gdb_compile_pthreads "$srcdir/$subdir/$srcfile" $binfile executable $options] != "" } {
  33     return -1
  34 }
  35
  36 mi_gdb_reinitialize_dir $srcdir/$subdir
  37 mi_gdb_load $binfile
  38
  39 set supported 0
  40 send_gdb "-gdb-show non-stop\n"
  41 gdb_expect {
  42     -re ".*\\^done,value=\"off\",supported=\"(\[^\"\]+)\"\r\n$mi_gdb_prompt$" {
  43         if { $expect_out(1,string) == "1" } {
  44             set supported 1
  45         }
  46     }
  47     -re ".$mi_gdb_prompt$" {
  48     }
  49 }
  50
  51 mi_gdb_test "-gdb-set non-stop 1" ".*"
  52 mi_gdb_test "-gdb-set target-async 1" ".*"
  53 detect_async
  54
  55 if { [mi_run_to_main] < 0 } {
  56     perror "mi-nsmoribund.exp tests suppressed"
  57     continue
  58 }
  59
  60 # Keep this in sync with THREADS in the the $srcfile.
  61 set nthreads 10
  62
  63 # Set a breakpoint and let all threads hit it (except the main
  64 # thread).
  65
  66 set bkpt_line [gdb_get_line_number "set breakpoint here"]
  67
  68 mi_create_breakpoint "$srcfile:$bkpt_line" 2 keep thread_function .* .* .* \
  69     "breakpoint at thread_function"
  70
  71 mi_send_resuming_command "exec-continue --all" "resume all"
  72 for {set i 0} {$i < $nthreads} {incr i} {
  73     mi_expect_stop "breakpoint-hit" "thread_function" "\[^\n\]*" "$srcfile" \
  74         "\[0-9\]*" {"" "disp=\"keep\""} "stop $i"
  75 }
  76
  77 # All but the main thread should have hit it.
  78
  79 mi_check_thread_states \
  80     {"running" "stopped" "stopped" "stopped" "stopped" "stopped" "stopped" "stopped" "stopped" "stopped" "stopped"} \
  81     "thread state: all stopped except the main thread"
  82
  83 # Select a stopped thread to make sure we're able to delete
  84 # breakpoints
  85 mi_gdb_test "-thread-select 5" "\\^done.*" "select thread 5"
  86
  87 # Now that we know about all the threads, we can get rid of
  88 # breakpoint.
  89 mi_delete_breakpoints
  90
  91 # Recreate the same breakpoint, but this time, specific to thread 5.
  92 mi_create_breakpoint "-p 5 $srcfile:$bkpt_line" 3 keep thread_function .* .* .* \
  93     "thread specific breakpoint at thread_function"
  94
  95 # Resume all threads.  Only thread 5 should report a stop.
  96
  97 set running_re ""
  98 for {set i $nthreads} {$i > 0} {incr i -1} {
  99     set running_re "$running_re\\*running,thread-id=\"$decimal\"\r\n"
 100 }
 101
 102 send_gdb "-exec-continue --all\n"
 103 gdb_expect {
 104     -re ".*$running_re$mi_gdb_prompt" {
 105         pass "resume all, thread specific breakpoint"
 106     }
 107     timeout {
 108         fail "resume all, thread specific breakpoint (timeout)"
 109     }
 110 }
 111
 112 mi_expect_stop "breakpoint-hit" "thread_function" "\[^\n\]*" "$srcfile" \
 113     "\[0-9\]*" {"" "disp=\"keep\""} "hit thread specific breakpoint"
 114
 115 # All threads except both thread 5 (and the main thread) should now be
 116 # repeatedly hitting the thread specific breakpoint and stepping over
 117 # it transparently.  These are internal events, so the frontend should
 118 # see those threads as running.
 119
 120 mi_check_thread_states \
 121     {"running" "running" "running" "running" "stopped" "running" "running" "running" "running"} \
 122     "thread state: all running except the breakpoint thread"
 123
 124 # Get rid of the breakpoint while the other threads are stepping over
 125 # it, and tell all threads to exit.  The program should exit
 126 # gracefully shortly.  Send all commands in a row, since if something
 127 # goes wrong with moribund locations support or displaced stepping (or
 128 # a target bug if it can step over breakpoints itself), a spurious
 129 # SIGTRAP/SIGSEGV can come at any time after deleting the breakpoint.
 130
 131 send_gdb "102-break-delete\n"
 132 send_gdb "print done = 1\n"
 133 send_gdb "103-exec-continue --all\n"
 134
 135 gdb_expect {
 136     -re "\\*stopped,reason=\"exited-normally\"" {
 137         pass "resume all, program exited normally"
 138     }
 139     -re "\\*stopped" {
 140         fail "unexpected stop"
 141     }
 142     timeout {
 143         fail "resume all, waiting for program exit (timeout)"
 144     }
 145 }
 146
 147 mi_gdb_exit