1#! /usr/bin/env perl
2# Copyright (c) 2003-2005 The Regents of The University of Michigan
3# All rights reserved.
4#
5# Redistribution and use in source and binary forms, with or without
6# modification, are permitted provided that the following conditions are
7# met: redistributions of source code must retain the above copyright
8# notice, this list of conditions and the following disclaimer;

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46# First two args are the two simulator binaries to compare
47$sim1 = shift;
48$sim2 = shift;
49
50# Everything else on the command line is taken to be an m5 argument to
51# be given to both invocations
52$simargs = '"' . join('" "', @ARGV) . '"';
53
54# Run individual invocations in separate dirs so output and intermediate
55# files (particularly config.py and config.ini) don't conflict.
56$dir1 = "tracediff-$$-1";
57$dir2 = "tracediff-$$-2";
58mkdir($dir1) or die "Can't create dir $dir1\n";
59mkdir($dir2) or die "Can't create dir $dir2\n";
60
61$cmd1 = "$sim1 $simargs -d $dir1 2>&1 |";
62$cmd2 = "$sim2 $simargs -d $dir2 2>&1 |";
63
64# This only works if you have rundiff in your path. I just edit it
65# with an explicit path if necessary.
66$fullcmd = "rundiff '$cmd1' '$cmd2' 2>&1 > tracediff-$$.out";
67
68print "Executing $fullcmd\n";
69system($fullcmd);
70
71
72