auto import from //depot/cupcake/@135843

1 files changed, 228 insertions, 0 deletions

diff --git a/SunSpider/sunspider b/SunSpider/sunspider
new file mode 100755
index 0000000..84375f3
--- /dev/null
+++ b/SunSpider/sunspider
@@ -0,0 +1,228 @@
+#!/usr/bin/perl -w
+
+# Copyright (C) 2007 Apple Inc. All rights reserved.
+# Copyright (C) 2007 Eric Seidel <eric@webkit.org>
+#
+# 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;
+use File::Spec;
+use Cwd;
+use POSIX qw(strftime);
+use Time::HiRes qw(gettimeofday tv_interval);
+
+my $showHelp = 0;
+my $runShark = 0;
+my $runShark20 = 0;
+my $runSharkCache = 0;
+my $ubench = 0;
+my $v8suite = 0;
+my $jsShellPath;
+my $jsShellArgs = "";
+my $setBaseline = 0;
+my $testsPattern;
+my $testRuns = 10;
+
+my $programName = basename($0);
+my $usage = <<EOF;
+Usage: $programName --shell=[path] [options]
+  --help            Show this help message
+  --set-baseline    Set baseline for future comparisons
+  --shell           Path to JavaScript shell
+  --args            Arguments to pass to JavaScript shell
+  --runs            Number of times to run tests (default: $testRuns)
+  --tests           Only run tests matching provided pattern
+  --shark           Sample execution time with the Mac OS X "Shark" performance testing tool (implies --runs=1)
+  --shark20         Like --shark, but with a 20 microsecond sampling interval
+  --shark-cache     Like --shark, but performs a L2 cache-miss sample instead of time sample
+  --ubench          Use microbenchmark suite instead of regular tests (to check for core execution regressions)
+  --v8-suite        Use the V8 benchmark suite
+EOF
+
+GetOptions('runs=i' => \$testRuns,
+           'set-baseline' => \$setBaseline,
+           'shell=s' => \$jsShellPath,
+           'args=s' => \$jsShellArgs,
+           'shark' => \$runShark,
+           'shark20' => \$runShark20,
+           'shark-cache' => \$runSharkCache,
+           'ubench' => \$ubench,
+           'v8-suite' => \$v8suite,
+           'tests=s' => \$testsPattern,
+           'help' => \$showHelp);
+
+$runShark = 1 if $runSharkCache;
+$runShark = 20 if $runShark20;
+$testRuns = 1 if $runShark;
+if ($runShark && ! -x "/usr/bin/shark") {
+    die "Please install CHUD tools from http://developer.apple.com/tools/download/\n";
+}
+
+my $sharkCacheProfileIndex = 0;
+if ($runSharkCache) {
+    my $sharkProfileList = `shark -l 2>&1`;
+    for my $profile (split(/\n/, $sharkProfileList)) {
+        $profile =~ /(\d+) - (.+)/;
+        next  unless (defined $1);
+        my $profileIndex = $1;
+        my $profileName = $2;
+        if ($profileName =~ /L2 Cache/) {
+            $sharkCacheProfileIndex = $profileIndex;
+            print "Using Shark L2 Cache Miss Profile: " . $profile . "\n";
+            last;
+        }
+    }
+    die "Failed to find L2 Cache Miss Profile for --shark-cache\n"  unless ($sharkCacheProfileIndex);
+}
+
+if (!$jsShellPath || $showHelp) {
+   print STDERR $usage;
+   exit 1;
+}
+
+sub dumpToFile($$)
+{
+    my ($contents, $path) = @_;
+    open FILE, ">", $path or die "Failed to open $path";
+    print FILE $contents;
+    close FILE;
+}
+
+my @tests = ();
+my @categories = ();
+my %uniqueCategories = ();
+
+sub loadTestsList()
+{
+    my $testlist = "LIST";
+    $testlist = "LIST-UBENCH" if ($ubench);
+    $testlist = "LIST-V8" if ($v8suite);
+
+    open TESTLIST, "<", "tests/${testlist}" or die "Can't find ./tests/${testlist}";
+    while (<TESTLIST>) {
+        chomp;
+        next unless !$testsPattern || /$testsPattern/;
+        
+        push @tests, $_;
+        my $category = $_;
+        $category =~ s/-.*//;
+        if (!$uniqueCategories{$category}) {
+            push @categories, $category;
+            $uniqueCategories{$category} = $category;
+        }
+    }
+    close TESTLIST;
+}
+
+my $timeString = strftime "%Y-%m-%d-%H.%M.%S", localtime $^T;
+my $prefixFile = "tmp/sunspider-test-prefix.js";
+my $resultsFile = "tmp/sunspider-results-$timeString.js";
+
+sub writePrefixFile()
+{
+    my $prefix = "var tests = [ " . join(", ", map { '"' . $_ . '"' } @tests) . " ];\n";
+    $prefix .= "var categories = [ " . join(", ", map { '"' . $_ . '"' } @categories) . " ];\n";
+
+    mkdir "tmp";
+    dumpToFile($prefix, $prefixFile);
+}
+
+sub runTestsOnce($)
+{
+    my ($useShark) = @_;
+    my $shellArgs = $jsShellArgs . " -f $prefixFile -f resources/sunspider-standalone-driver.js 2> /dev/null";
+    my $output;
+    if ($useShark) {
+        my $intervalArg = $useShark == 20 ? "-I 20u" : "";
+        my $cacheArg = $runSharkCache ? "-c $sharkCacheProfileIndex" : "";
+        $output = `shark $intervalArg $cacheArg -i -1-q "$jsShellPath" $shellArgs`;
+    } else {
+        $output = `"$jsShellPath" $shellArgs | grep -v break`;
+    }
+    return $output;
+}
+
+sub newestFile($$)
+{
+    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/$newestFile";
+}
+
+loadTestsList();
+if ($testsPattern) {
+    print STDERR "Found " . scalar(@tests) . " tests matching '" . $testsPattern . "'\n";
+} else {
+    print STDERR "Found " . scalar(@tests) . " tests\n";
+}
+die "No tests to run"  unless scalar(@tests);
+print STDERR "Running SunSpider once for warmup, then " . ($runShark ? "under Shark" : "$testRuns time" . ($testRuns == 1 ? "" : "s")) . "\n";
+writePrefixFile();
+
+runTestsOnce(0);
+print "Discarded first run.\n";
+
+my $result;
+my $count = 0;
+my @results = ();
+my $total = 0;
+print "[";
+while ($count++ < $testRuns) {
+    $result = runTestsOnce($runShark);
+    $result =~ s/\r\n/\n/g;
+    chomp $result;
+    push @results, $result;
+    print $result;
+    print ",\n" unless ($count == $testRuns);
+}
+print "]\n";
+
+my $output = "var output = [\n" . join(",\n", @results) . "\n];\n";
+dumpToFile($output, $resultsFile);
+dumpToFile(File::Spec->rel2abs($resultsFile), "tmp/baseline-filename.txt") if $setBaseline;
+
+system("$jsShellPath", "-f", $prefixFile, "-f", $resultsFile, "-f", "resources/sunspider-analyze-results.js");
+
+if ($runShark) {
+    my $newestMShark = newestFile(".", qr/\.mshark$/);
+    if ($newestMShark) {
+        my $profileFile = "tmp/sunspider-profile-$timeString.mshark";
+        rename $newestMShark, $profileFile or die;
+        exec "/usr/bin/open", $profileFile;
+    }
+}