From 217ad63b4d41efe39523d9f6931523accc33d9ad Mon Sep 17 00:00:00 2001
From: Steve Reinhardt <stever@eecs.umich.edu>
Date: Thu, 30 Oct 2003 07:01:46 -0800
Subject: New tracediff script for invoking rundiff on two copies of the
 simulator.

--HG--
extra : convert_revision : a399fd95fe57a3f9247a2675c363e6d3cc953a7e
---
 util/tracediff | 55 +++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 55 insertions(+)
 create mode 100755 util/tracediff

(limited to 'util')

diff --git a/util/tracediff b/util/tracediff
new file mode 100755
index 000000000..fac4f0ec0
--- /dev/null
+++ b/util/tracediff
@@ -0,0 +1,55 @@
+#! /usr/bin/env perl
+# Copyright (c) 2003 The Regents of The University of Michigan
+# All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions are
+# met: redistributions of source code must retain the above copyright
+# notice, this list of conditions and the following disclaimer;
+# redistributions in binary form must reproduce the above copyright
+# notice, this list of conditions and the following disclaimer in the
+# documentation and/or other materials provided with the distribution;
+# neither the name of the copyright holders nor the names of its
+# contributors may be used to endorse or promote products derived from
+# this software without specific prior written permission.
+#
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+#
+# Authors: Steve Reinhardt
+
+# Script to simplify using rundiff on trace outputs from two invocations of m5.
+
+if (@ARGV < 2) {
+    die "Usage: tracediff sim1 sim2 [args...]\n";
+}
+
+# First two args are the two simulator binaries to compare
+$sim1 = shift;
+$sim2 = shift;
+
+# Everything else on the command line is taken to be an m5 argument to
+# be given to both invocations
+$simargs = join(' ', @ARGV);
+
+$cmd1 = "$sim1 $simargs --stats:file=tracediff-$$-1.stats 2>&1 |";
+$cmd2 = "$sim2 $simargs --stats:file=tracediff-$$-2.stats 2>&1 |";
+
+# This only works if you have rundiff in your path.  I just edit it
+# with an explicit path if necessary.
+$fullcmd = "rundiff '$cmd1' '$cmd2' 2>&1 > tracediff-$$.out";
+
+print "Executing $fullcmd\n";
+system($fullcmd);
+
+
+
-- 
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