Subversion Repositories openrisc_me

# Copyright 2009, 2010 Free Software Foundation, Inc.

# This program is free software; you can redistribute it and/or modify

# it under the terms of the GNU General Public License as published by

# the Free Software Foundation; either version 3 of the License, or

# (at your option) any later version.

#

# This program is distributed in the hope that it will be useful,

# but WITHOUT ANY WARRANTY; without even the implied warranty of

# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

# GNU General Public License for more details.

#

# You should have received a copy of the GNU General Public License

# along with this program.  If not, see .

# Test that when a thread other than the main thread execs, and the

# main thread was stopped due to user request, the new incarnation of

# the main thread doesn't just silently stop at the first internal

# breakpoint (usually the _dl_debug_state breakpoint).

# No exec event support in the remote protocol.

if { [is_remote target] } then {

    continue

}

load_lib mi-support.exp

set MIFLAGS "-i=mi"

gdb_exit

if {[mi_gdb_start]} {

    continue

}

#

# Start here

#

set testfile "nsthrexec"

set srcfile "$testfile.c"

set binfile "$objdir/$subdir/mi-$testfile"

set options [list debug incdir=$objdir]

if {[gdb_compile_pthreads "$srcdir/$subdir/$srcfile" $binfile executable $options] != "" } {

    return -1

}

mi_gdb_reinitialize_dir $srcdir/$subdir

mi_gdb_load $binfile

set supported 0

gdb_test_multiple "-gdb-show non-stop" "" {

    -re ".*\\^done,value=\"off\",supported=\"(\[^\"\]+)\"\r\n$mi_gdb_prompt$" {

        if { $expect_out(1,string) == "1" } {

            set supported 1

        }

    }

    -re ".*$mi_gdb_prompt$" {

    }

}

mi_gdb_test "-gdb-set non-stop 1" ".*"

mi_gdb_test "-gdb-set target-async 1" ".*"

detect_async

if { [mi_run_to_main] < 0 } {

    continue

}

mi_create_breakpoint thread_execler 2 keep thread_execler .* .* .* \

    "breakpoint at thread_execler"

# All threads should stop, except the main thread.

mi_send_resuming_command "exec-continue --all" "resume all"

mi_expect_stop "breakpoint-hit" "thread_execler" "\[^\n\]*" "$srcfile" \

    "\[0-9\]*" {"" "disp=\"keep\""} "stop at thread_execler"

mi_check_thread_states \

    {"running" "stopped"} \

    "thread state, execler stopped, main running"

mi_gdb_test "200-exec-interrupt --thread 1" "200\\^done" "interrupt main thread"

mi_expect_interrupt "main thread interrupted"

mi_check_thread_states {"stopped" "stopped"} "thread state, all stopped"

# now that we know about all the threads, we can get rid of the breakpoints

mi_delete_breakpoints

mi_create_breakpoint main 3 keep main .* .* .* \

    "breakpoint at main"

# Now resume the execler thread.  Eventually, it execs.

mi_send_resuming_command "exec-continue --thread 2" "resume execler thread"

# Check that the main thread passes by the _dl_debug_state internal

# breakpoint without silently stopping.

mi_expect_stop "breakpoint-hit" "main" "\[^\n\]*" "$srcfile" \

    "\[0-9\]*" {"" "disp=\"keep\""} "stop at main after exec"

mi_gdb_exit