#!/usr/bin/perl -w
# Copyright (C) 2007 Apple 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.
#
# THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``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 COMPUTER, INC. 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.
use strict;
use Getopt::Long;
use File::Basename;
my $showHelp = 0;
my $jsShellPath;
my $suite = "";
my $ubench = 0;
my $v8suite = 0;
my $parseOnly = 0;
my $programName = basename($0);
my $usage = <<EOF;
Usage: $programName --shell=[path] [options] FILE FILE
--help Show this help message
--shell Path to javascript shell
--suite Select a specific benchmark suite. The default is sunspider-1.0
--ubench Use microbenchmark suite instead of regular tests. Same as --suite=ubench
--v8-suite Use the V8 benchmark suite. Same as --suite=v8-v4
--parse-only Compare the parse-only benchmark results
EOF
GetOptions('shell=s' => \$jsShellPath,
'suite=s' => \$suite,
'ubench' => \$ubench,
'v8-suite' => \$v8suite,
'parse-only' => \$parseOnly,
'help' => \$showHelp);
$suite = "ubench" if ($ubench);
$suite = "v8-v4" if ($v8suite);
$suite = "parse-only" if ($parseOnly);
$suite = "sunspider-1.0" if (!$suite);
my $resultDirectory = "${suite}-results";
if ((scalar @ARGV != 0 && scalar @ARGV != 2) || !$jsShellPath || $showHelp) {
print STDERR $usage;
exit 1;
}
sub readResultsFile($)
{
my ($filename) = @_;
open FILE, "<", $filename or die;
my $foundStart = 0;
my $foundOutput = 0;
my $foundEnd = 0;
my $result = "";
while (<FILE>) {
if (!$foundStart) {
if (/^\[\{$/) {
$foundStart = 1;
$result .= $_;
} elsif (/^var \w+ = \[$/) {
$foundOutput = 1;
} elsif ($foundOutput && /^\{$/) {
$foundOutput = 0;
$foundStart = 1;
$result = "[{\n";
}
} else {
if (/\];?$/) {
$foundEnd = 1;
chomp;
s/;$//;
$result .= $_;
last;
} else {
$result .= $_;
}
}
}
close FILE;
die "Cound not find data in ${filename} - needs to start with [{" unless $foundStart;
die "Cound not find data in ${filename} - needs to end with }]" unless $foundEnd;
return $result;
}
sub dumpToFile($$)
{
my ($contents, $path) = @_;
open FILE, ">", $path or die;
print FILE $contents;
close FILE;
}
sub readFile($)
{
my ($path) = @_;
open FILE, "<", $path or die;
my $result = <FILE>;
close FILE;
return $result;
}
sub newestFile($$)
{
my ($dir, $pattern) = @_;
my $newestAge;
my $newestFile = "";
opendir DIR, $dir or die;
for my $file (readdir DIR) {
if ($file =~ $pattern) {
my $age = -M "$dir/$file";
if (!defined $newestAge || $age < $newestAge) {
$newestFile = $file;
$newestAge = $age;
}
}
}
closedir DIR;
return "$dir/$newestFile";
}
my $file1;
my $file2;
if (scalar @ARGV == 2) {
$file1 = $ARGV[0];
$file2 = $ARGV[1];
} else {
$file1 = readFile("$resultDirectory/baseline-filename.txt");
$file2 = newestFile("$resultDirectory", qr/sunspider-results-.+\.js$/);
}
my $output = "var output1 = " . readResultsFile($file1) . ";\n";
$output .= "var output2 = " . readResultsFile($file2) . ";\n";
dumpToFile($output, "$resultDirectory/sunspider-comparison-data.js");
system($jsShellPath, "-f", "$resultDirectory/sunspider-test-prefix.js", "-f", "$resultDirectory/sunspider-comparison-data.js", "-f", "resources/sunspider-compare-results.js", "-f", "resources/sunspider-standalone-compare.js");