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[/] [openrisc/] [trunk/] [gnu-dev/] [or1k-gcc/] [gcc/] [testsuite/] [lib/] [gcc-simulate-thread.exp] - Rev 764

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#   Copyright (C) 2011, 2012 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 GCC; see the file COPYING3.  If not see
# <http://www.gnu.org/licenses/>.

load_lib timeout.exp

# Utility for running a given test through the simulate-thread harness
# using gdb.  This is invoked via dg-final.
#
# Adapted from the guality harness.
#
# Call 'fail' if a given test printed "FAIL:", otherwise call 'pass'.

proc simulate-thread { args } {
    if { ![isnative] || [is_remote target] } { return }

    if { [llength $args] == 1 } {
        switch [dg-process-target [lindex $args 0]] {
                "F" { setup_xfail "*-*-*" }
        }
    }

    # This assumes that we are three frames down from dg-test, and that
    # it still stores the filename of the testcase in a local variable "name".
    # A cleaner solution would require a new DejaGnu release.
    upvar 2 name testcase
    upvar 2 prog prog
    upvar 2 srcdir testsuite_dir

    set gdb_name $::env(GDB_FOR_GCC_TESTING)
    set exec_file "[file rootname [file tail $prog]].exe"
    set cmd_file "$testsuite_dir/gcc.dg/simulate-thread/simulate-thread.gdb"

    if ![file exists $exec_file] {
        return
    }

    set message "thread simulation test"

    send_log "Spawning: $gdb_name -nx -nw -quiet -x $cmd_file ./$exec_file\n"
    set res [remote_spawn target "$gdb_name -nx -nw  -x $cmd_file ./$exec_file"]
    if { $res < 0 || $res == "" } {
        unsupported "$testcase $message"
        return
    }

    set gdb_worked 0

    remote_expect target [timeout_value] {
        # Too old GDB
        -re "Unhandled dwarf expression|Error in sourced command file" {
            unsupported "$testcase $message"
            remote_close target
            return
        }
        -re "FAIL:" {
            fail "$testcase $message"
            remote_close target
            return
        }
        # If the gdb output contained simulate_thread_done, assume
        # that at the very least, we had a working gdb that was able
        # to break in simulate_thread_done.
        -re "simulate_thread_done" {
            set gdb_worked 1
            exp_continue
        }
        timeout {
            fail "$testcase $message"
            remote_close target
            return
        }
    }

    remote_close target
    if {$gdb_worked} {
        pass "$testcase $message"
    } else {
        # Unsupported in the absence of a sane GDB.
        unsupported "$testcase $message"
    }
    return
}

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