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# Or1ksim expect test functiosn for use with DejaGNU under automake

# Copyright (C) 2010 Embecosm Limited

# Contributor Jeremy Bennett <jeremy.bennett@embecosm.com>

# This file is part of OpenRISC 1000 Architectural Simulator.

# 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/>.  */

# -----------------------------------------------------------------------------
# This code is commented throughout for use with Doxygen.
# -----------------------------------------------------------------------------


# -----------------------------------------------------------------------------
#! Run a program on Or1ksim with the supplied config_file
#
#! @param[in] testname    The name of the test
#! @param[in] match_list  A list of expected responses
#! @param[in] config_file The or1ksim config file to use
# !@param[in] progname    The program image to use on Or1ksim
# -----------------------------------------------------------------------------
proc run_or1ksim { testname match_list config_file progname } {
    global error_spawn_id
    global spawn_id
    global verbose
    global env

    # Construct the filename
    if {0 == [string length $config_file]} {
        set config_full_file "$env(srcdir)/or1ksim.tests/default.cfg";
    } else {
        set config_full_file "$env(srcdir)/or1ksim.tests/$config_file";
    }

    set prog_full_name "./test-code-or1k/$progname"
    set command_line "../sim -f $config_full_file $prog_full_name"

    if { $verbose > 1 } {
        send_user "starting $command_line\n"
    }

    # Run the program.
    eval "spawn $command_line"

    # Try each matchstr in turn, counting the lines for error reporting
    set match_line 0;

    foreach matchstr $match_list {

        set match_line [expr {$match_line + 1}];

#       send_user "matching |$matchstr|\n";

        expect {

            $matchstr {
                # String to match. Silently accept. Do first, so we can match
                # specific warnings or errors if desired
            }

            -re "Warning" {
                fail "$testname: warning: $expect_out(buffer)";
                return
            }

            -re "ERROR" {
                fail "$testname: error: $expect_out(buffer)";
                return
            }

            eof {
                fail "$testname: hit EOF seeking match line $match_line";
                return
            }
            
            timeout {
                perror "Timeout";
                fail "$testname: timeout";
                return
            }
        }
    }

    # If we get here we've passed
    pass $testname;

}

# Timeout 3 seconds is plenty as default
set timeout 3