Merge WebKit at r75315: Initial merge by git.

Change-Id: I570314b346ce101c935ed22a626b48c2af266b84

1 files changed, 161 insertions, 0 deletions

diff --git a/PerformanceTests/SunSpider/sunspider-compare-results b/PerformanceTests/SunSpider/sunspider-compare-results
new file mode 100755
index 0000000..09b7052
--- /dev/null
+++ b/PerformanceTests/SunSpider/sunspider-compare-results
@@ -0,0 +1,161 @@
+#!/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: $programName --shell=[path] [options] FILE FILE
+  --help        Show this help message
+  --shell       Path to javascript shell
+  --suite           Select a specific benchmark suite. The default is sunspider-0.9.1
+  --ubench          Use microbenchmark suite instead of regular tests. Same as --suite=ubench
+  --v8-suite        Use the V8 benchmark suite. Same as --suite=v8-v4
+  --parse-only  Compare the parse-only benchmark results
+EOF
+
+GetOptions('shell=s' => \$jsShellPath,
+           'suite=s' => \$suite,
+           'ubench' => \$ubench,
+           'v8-suite' => \$v8suite,
+           'parse-only' => \$parseOnly,
+           'help' => \$showHelp);
+
+$suite = "ubench" if ($ubench);
+$suite = "v8-v4" if ($v8suite);
+$suite = "parse-only" if ($parseOnly);
+$suite = "sunspider-0.9.1" 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");