Subversion Repositories openrisc_2011-10-31

# Copyright 2008, 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 .

load_lib mi-support.exp

set MIFLAGS "-i=mi"

gdb_exit

if {[mi_gdb_start]} {

    continue

}

#

# Start here

#

set testfile "nsmoribund"

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

}

# Keep this in sync with THREADS in the the $srcfile.

set nthreads 10

# Set a breakpoint and let all threads hit it (except the main

# thread).

set bkpt_line [gdb_get_line_number "set breakpoint here"]

mi_create_breakpoint "$srcfile:$bkpt_line" 2 keep thread_function .* .* .* \

    "breakpoint at thread_function"

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

for {set i 0} {$i < $nthreads} {incr i} {

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

        "\[0-9\]*" {"" "disp=\"keep\""} "stop $i"

}

# All but the main thread should have hit it.

mi_check_thread_states \

    {"running" "stopped" "stopped" "stopped" "stopped" "stopped" "stopped" "stopped" "stopped" "stopped" "stopped"} \

    "thread state: all stopped except the main thread"

# Select a stopped thread to make sure we're able to delete

# breakpoints

mi_gdb_test "-thread-select 5" "\\^done.*" "select thread 5"

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

# breakpoint.

mi_delete_breakpoints

# Recreate the same breakpoint, but this time, specific to thread 5.

mi_create_breakpoint "-p 5 $srcfile:$bkpt_line" 3 keep thread_function .* .* .* \

    "thread specific breakpoint at thread_function"

# Resume all threads.  Only thread 5 should report a stop.

set running_re ""

for {set i $nthreads} {$i > 0} {incr i -1} {

    set running_re "$running_re\\*running,thread-id=\"$decimal\"\r\n"

}

gdb_test_multiple "-exec-continue --all" "resume all, thread specific breakpoint" {

    -re ".*$running_re$mi_gdb_prompt" {

        pass "resume all, thread specific breakpoint"

    }

}

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

    "\[0-9\]*" {"" "disp=\"keep\""} "hit thread specific breakpoint"

# All threads except both thread 5 (and the main thread) should now be

# repeatedly hitting the thread specific breakpoint and stepping over

# it transparently.  These are internal events, so the frontend should

# see those threads as running.

mi_check_thread_states \

    {"running" "running" "running" "running" "stopped" "running" "running" "running" "running"} \

    "thread state: all running except the breakpoint thread"

# Get rid of the breakpoint while the other threads are stepping over

# it, and tell all threads to exit.  The program should exit

# gracefully shortly.  Send all commands in a row, since if something

# goes wrong with moribund locations support or displaced stepping (or

# a target bug if it can step over breakpoints itself), a spurious

# SIGTRAP/SIGSEGV can come at any time after deleting the breakpoint.

gdb_test_multiple "102-break-delete\nprint done = 1\n103-exec-continue --all" \

    "resume all, program exited normally" {

        -re "\\*stopped,reason=\"exited-normally\"" {

            pass "resume all, program exited normally"

        }

        -re "\\*stopped" {

            fail "unexpected stop"

        }

    }

mi_gdb_exit