summaryrefslogtreecommitdiffstats
path: root/WebKitTools/Scripts/compare-timing-files
diff options
context:
space:
mode:
Diffstat (limited to 'WebKitTools/Scripts/compare-timing-files')
-rwxr-xr-xWebKitTools/Scripts/compare-timing-files88
1 files changed, 0 insertions, 88 deletions
diff --git a/WebKitTools/Scripts/compare-timing-files b/WebKitTools/Scripts/compare-timing-files
deleted file mode 100755
index 11b470b..0000000
--- a/WebKitTools/Scripts/compare-timing-files
+++ /dev/null
@@ -1,88 +0,0 @@
-#!/usr/bin/perl
-
-# Copyright (C) 2006 Apple Computer, Inc. All rights reserved.
-#
-# Redistribution and use in source and binary forms, with or without
-# modification, are permitted provided that the following conditions
-# are met:
-#
-# 1. Redistributions of source code must retain the above copyright
-# notice, this list of conditions and the following disclaimer.
-# 2. 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.
-# 3. Neither the name of Apple Computer, Inc. ("Apple") 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 APPLE AND ITS 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 APPLE OR ITS 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.
-
-# This script takes two files that are lists of timings and compares them.
-
-use warnings;
-use strict;
-use Getopt::Long;
-
-my $usage = "compare-timing-files [-c|--count results] oldFile newFile";
-
-my $count = 1;
-GetOptions("c|count=i" => \$count);
-
-my ($file1, $file2) = @ARGV;
-die "$usage\n" unless ($file1 && $file2 && @ARGV == 2);
-
-my ($oldAverage, $oldRange, $oldRangePercent) = parseResults($file1);
-my ($newAverage, $newRange, $newRangePercent) = parseResults($file2);
-
-print "\n===== $file1 =====\n";
-if ($count == 1) {
- print("fastest run: $oldAverage\n");
-} else {
- print("average of fastest $count runs: $oldAverage\n");
- printf("range of fastest $count runs: %.2f%% (%d)\n", $oldRangePercent, $oldRange);
-}
-
-print "\n===== $file2 =====\n";
-if ($count == 1) {
- print("fastest run: $newAverage\n");
-} else {
- print("average of fastest $count runs: $newAverage\n");
- printf("range of fastest $count runs: %.2f%% (%d)\n", $newRangePercent, $newRange);
-}
-
-my $gainOrLoss = $newAverage <= $oldAverage ? "GAIN" : "LOSS";
-my $difference = abs($newAverage - $oldAverage);
-my $differencePercent = $difference / $oldAverage * 100;
-printf("\nperformance %s of %.2f%% (%.1f / %.1f)\n", $gainOrLoss, $differencePercent, $difference, $oldAverage);
-print "\n";
-
-sub parseResults
-{
- my ($file) = @_;
-
- open(FILE, $file) or die "Couldn't open file: $file";
- my @results = <FILE>;
- close(FILE);
-
- @results = sort(@results);
- my $total = 0;
- for (my $i = 0; $i < $count; $i++) {
- $results[$i] =~ s/\D*//; # cut out non-digits
- $total += $results[$i];
- }
- my $average = $total / $count;
- my $range = $results[$count - 1] - $results[0];
- my $rangePercent = $range / $results[$count - 1] * 100;
-
- return ($average, $range, $rangePercent);
-}
-