Subversion Repositories openrisc_2011-10-31

# Copyright 2002, 2004, 2007, 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 .

# This file was written by Andrew Cagney (cagney at redhat dot com),

# derived from xfullpath.exp (written by Joel Brobecker), derived from

# selftest.exp (written by Rob Savoye).

if $tracelevel then {

    strace $tracelevel

}

# are we on a target board

if { [is_remote target] || ![isnative] } then {

    return

}

proc setup_test { executable } {

    global gdb_prompt

    global timeout

    # load yourself into the debugger

    # This can take a relatively long time, particularly for testing where

    # the executable is being accessed over a network, or where gdb does not

    # support partial symbols for a particular target and has to load the

    # entire symbol table.  Set the timeout to 10 minutes, which should be

    # adequate for most environments (it *has* timed out with 5 min on a

    # SPARCstation SLC under moderate load, so this isn't unreasonable).

    # After gdb is started, set the timeout to 30 seconds for the duration

    # of this test, and then back to the original value.

    set oldtimeout $timeout

    set timeout 600

    verbose "Timeout is now $timeout seconds" 2

    global gdb_file_cmd_debug_info

    set gdb_file_cmd_debug_info "unset"

    set result [gdb_load $executable]

    set timeout $oldtimeout

    verbose "Timeout is now $timeout seconds" 2

    if { $result != 0 } then {

        return -1

    }

    if { $gdb_file_cmd_debug_info != "debug" } then {

        untested "No debug information, skipping testcase."

        return -1

    }

    # Set a breakpoint at main

    gdb_test "break captured_command_loop" \

            "Breakpoint.*at.* file.*, line.*" \

            "breakpoint in captured_command_loop"

    # run yourself

    # It may take a very long time for the inferior gdb to start (lynx),

    # so we bump it back up for the duration of this command.

    set timeout 600

    set description "run until breakpoint at captured_command_loop"

    gdb_test_multiple "run -nw" "$description" {

        -re "Starting program.*Breakpoint \[0-9\]+,.*captured_command_loop .data.* at .*main.c:.*$gdb_prompt $" {

            pass "$description"

        }

        -re "Starting program.*Breakpoint \[0-9\]+,.*captured_command_loop .data.*$gdb_prompt $" {

            xfail "$description (line numbers scrambled?)"

        }

        -re "vfork: No more processes.*$gdb_prompt $" {

            fail "$description (out of virtual memory)"

            set timeout $oldtimeout

            verbose "Timeout is now $timeout seconds" 2

            return -1

        }

        -re ".*$gdb_prompt $" {

            fail "$description"

            set timeout $oldtimeout

            verbose "Timeout is now $timeout seconds" 2

            return -1

        }

    }

    set timeout $oldtimeout

    verbose "Timeout is now $timeout seconds" 2

    return 0

}

proc test_initial_complaints { } {

    global gdb_prompt

    # Unsupress complaints

    gdb_test "set stop_whining = 2"

    # Prime the system

    gdb_test "call complaint (&symfile_complaints, \"Register a complaint\")" \

            "During symbol reading, Register a complaint."

    # Check that the complaint was inserted and where

    gdb_test "print symfile_complaints->root->fmt" \

            ".\[0-9\]+ =.*\"Register a complaint\""

    # Re-issue the first message #1

    gdb_test "call complaint (&symfile_complaints, symfile_complaints->root->fmt)" \

            "During symbol reading, Register a complaint."

    # Check that there is only one thing in the list

    gdb_test "print symfile_complaints->root->next == &complaint_sentinel" \

            ".\[0-9\]+ = 1" "list has one entry"

    # Add a second complaint, expect it

    gdb_test "call complaint (&symfile_complaints, \"Testing! Testing! Testing!\")" \

            "During symbol reading, Testing. Testing. Testing.."

    return 0

}

proc test_serial_complaints { } {

    global gdb_prompt

    gdb_test_exact "call clear_complaints (&symfile_complaints, 1, 0)" "" "serial start"

    # Prime the system

    gdb_test_multiple "call complaint (&symfile_complaints, \"serial line  1\")" "serial line 1" {

        -re "During symbol reading...serial line  1...$gdb_prompt $" {

            pass "serial line 1"

        }

    }

    # Add a second complaint, expect it

    gdb_test_multiple "call complaint (&symfile_complaints, \"serial line 2\")" "serial line 2" {

        -re "serial line 2...$gdb_prompt " {

            pass "serial line 2"

        }

    }

    gdb_test_multiple "call clear_complaints (&symfile_complaints, 1, 0)" "serial end" {

        -re "\r\n\r\n$gdb_prompt " {

            pass "serial end"

        }

    }

    return 0

}

# For short complaints, all are the same

proc test_short_complaints { } {

    global gdb_prompt

    gdb_test_exact "call clear_complaints (&symfile_complaints, 1, 1)" "" "short start"

    # Prime the system

    gdb_test_multiple "call complaint (&symfile_complaints, \"short line 1\")" "short line 1" {

        -re "short line 1...$gdb_prompt " {

            pass "short line 1"

        }

    }

    # Add a second complaint, expect it

    gdb_test_multiple "call complaint (&symfile_complaints, \"short line 2\")" "short line 2" {

        -re "short line 2...$gdb_prompt " {

            pass "short line 2"

        }

    }

    gdb_test_multiple "call clear_complaints (&symfile_complaints, 1, 0)" "short end" {

        -re "\r\n\r\n$gdb_prompt " {

            pass "short end"

        }

    }

    return 0

}

# Check that nothing comes out when there haven't been any real

# complaints.  Note that each test is really checking the previous

# command.

proc test_empty_complaint { cmd msg } {

    global gdb_prompt

    gdb_test_multiple $cmd $msg {

        -re "\r\n\r\n$gdb_prompt $" {

            fail $msg

        }

        "\r\n$gdb_prompt $" {

            pass $msg

        }

    }

}

proc test_empty_complaints { } {

    test_empty_complaint "call clear_complaints(&symfile_complaints,0,0)" \

            "empty non-verbose non-noisy clear"

    test_empty_complaint "call clear_complaints(&symfile_complaints,1,0)" \

            "empty verbose non-noisy clear"

    test_empty_complaint "call clear_complaints(&symfile_complaints,1,1)" \

            "empty verbose noisy clear"

    test_empty_complaint "call clear_complaints(&symfile_complaints,0,1)" \

            "empty non-verbose noisy clear"

    return 0

}

# Find a pathname to a file that we would execute if the shell was asked

# to run $arg using the current PATH.

proc find_gdb { arg } {

    # If the arg directly specifies an existing executable file, then

    # simply use it.

    if [file executable $arg] then {

        return $arg

    }

    set result [which $arg]

    if [string match "/" [ string range $result 0 0 ]] then {

        return $result

    }

    # If everything fails, just return the unqualified pathname as default

    # and hope for best.

    return $arg

}

# Run the test with self.

# Copy the file executable file in case this OS doesn't like to edit its own

# text space.

set GDB_FULLPATH [find_gdb $GDB]

# Remove any old copy lying around.

remote_file host delete x$tool

gdb_start

set file [remote_download host $GDB_FULLPATH x$tool]

set setup_result [setup_test $file ]

if {$setup_result <0} then {

    return -1

}

test_initial_complaints

test_serial_complaints

test_short_complaints

test_empty_complaints

gdb_exit;

catch "remote_file host delete $file";