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[/] [openrisc/] [trunk/] [gnu-src/] [gdb-7.1/] [gdb/] [testsuite/] [gdb.base/] [remote.exp] - Rev 227

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# Copyright 1999, 2001, 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 <http://www.gnu.org/licenses/>.

if $tracelevel then {
    strace $tracelevel
}

set prms_id 0
set bug_id 0


# test only on a remote target board
if {! [is_remote target]} {
    return
}

set testfile "remote"
set srcfile ${testfile}.c
set binfile ${objdir}/${subdir}/${testfile}

gdb_start

set result [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug}]
if {$result != "" } then {
    untested remote.exp
    return -1
}


#
# Part ONE: Check the down load commands
#

gdb_test "show remote memory-write-packet-size" \
        "The memory-write-packet-size is 0. Packets are limited to \[0-9\]+ bytes." \
        "write-packet default"

gdb_test "set remote memory-write-packet-size" \
        "Argument required .integer, `fixed' or `limited'.\." \
        "set write-packet - NULL"

gdb_test "set remote memory-write-packet-size 20" ""
gdb_test "show remote memory-write-packet-size" \
        "The memory-write-packet-size is 20. Packets are limited to 20 bytes." \
        "set write-packet - small"

gdb_test "set remote memory-write-packet-size 1" ""
gdb_test "show remote memory-write-packet-size" \
        "The memory-write-packet-size is 1. Packets are limited to 20 bytes." \
        "set write-packet - very-small"

#
# Part TWO: Check the download behavour
#

proc gdb_load_timed {executable class writesize} {
    global test gdb_prompt
    set test "timed download `[file tail $executable]' - $class, $writesize"

    if {$writesize != ""} then {
        gdb_test "set remote memory-write-packet-size $writesize" \
                "" "$test - set packet size"

        send_gdb "set remote memory-write-packet-size $class\n"
        gdb_expect 5 {
            -re ".*Change the packet size.*$" {
                send_gdb "y\n"
                gdb_expect 5 {
                    -re ".*$gdb_prompt $" {
                        pass "$test - set write size class"
                    }
                    timeout {
                        fail "$test - set write size class"
                        return
                    }
                }
            }
            -re ".*$gdb_prompt $" { }
            timeout {
                fail "$test - set write size class"
                return
            }
        }
    }

    # Do not try to load using fixed sizes; we may overflow the remote target.
    if { $class == "fixed" } {
        return
    }

    set load_begin_time [clock clicks]
    set result [gdb_load $executable]
    set load_end_time [clock clicks]
    if { $result != 0 } then {
        fail "$test - loading executable"
        return
    }
    verbose "$test - time [expr ($load_end_time - $load_begin_time) / 1000] ms"
    pass $test
}

# Typically about 400-1 bytes can be downloaded
gdb_load_timed $binfile "limit" 398
gdb_load_timed $binfile "limit" 400

# Absolute max is 16384
gdb_load_timed $binfile "fixed" 0
gdb_load_timed $binfile "fixed" 16385

# fall back to the default
gdb_load_timed $binfile "limit" 0

# Get size of data uploaded

#
# Query GDB for the size of various types
#

# Get the size of random_data table (defaults to 48K).
set sizeof_random_data [get_sizeof "random_data" 48*1024]

#
# Part THREE: Check the upload behavour
#
if ![runto_main] then {
    fail "Cannot run to main"
}

# Carefully check memory around each of the most common packet edge
# conditions

gdb_test "x/8ub random_data" \
        "<random_data>:\[ \t\]+60\[ \t\]+74\[ \t\]+216\[ \t\]+38\[ \t\]+149\[ \t\]+49\[ \t\]+207\[ \t\]+44"

gdb_test "x/8ub random_data + 400 - 4" \
        "<random_data\\+396>:\[ \t\]+185\[ \t\]+255\[ \t\]+50\[ \t\]+140\[ \t\]+237\[ \t\]+172\[ \t\]+143\[ \t\]+93"

if {$sizeof_random_data > 16380 } then {
    gdb_test "x/8ub random_data + 16384 - 4" \
        "<random_data\\+16380>:\[ \t\]+178\[ \t\]+180\[ \t\]+135\[ \t\]+93\[ \t\]+70\[ \t\]+62\[ \t\]+205\[ \t\]+76"
}

# Read a chunk just larger than the packet size (reduce the packet
# size to make life easier)
gdb_test "set remote memory-read-packet-size 16" \
        ""
gdb_test "show remote memory-read-packet-size" \
        "The memory-read-packet-size is 16. Packets are limited to 20 bytes."
gdb_test "x/17ub random_data" \
        "<random_data>:\[ \t\]+60\[ \t\]+74\[ \t\]+216\[ \t\]+38\[ \t\]+149\[ \t\]+49\[ \t\]+207\[ \t\]+44.*<random_data\\+8>:\[ \t\]+124\[ \t\]+38\[ \t\]+93\[ \t\]+125\[ \t\]+232\[ \t\]+67\[ \t\]+228\[ \t\]+56.*<random_data\\+16>:\[ \t\]+161"

gdb_exit

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