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<?php
require_once __DIR__ . '/shared.php';
foreach (array("mbstring", "sockets", "mysqli", "openssl", "gmp") as $ext) {
if (!extension_loaded($ext)) {
throw new LogicException("Extension $ext is required.");
}
}
$storeResult = ($argv[1] ?? 'false') === 'true';
$phpCgi = $argv[2] ?? dirname(PHP_BINARY) . '/php-cgi';
if (!file_exists($phpCgi)) {
fwrite(STDERR, "php-cgi not found\n");
exit(1);
}
function main() {
global $storeResult;
$profilesDir = __DIR__ . '/profiles';
if (!is_dir($profilesDir)) {
mkdir($profilesDir, 0755, true);
}
$data = [];
if (false !== $branch = getenv('GITHUB_REF_NAME')) {
$data['branch'] = $branch;
}
$data['Zend/bench.php'] = runBench(false);
$data['Zend/bench.php JIT'] = runBench(true);
$data['Symfony Demo 2.2.3'] = runSymfonyDemo(false);
$data['Symfony Demo 2.2.3 JIT'] = runSymfonyDemo(true);
$data['Wordpress 6.2'] = runWordpress(false);
$data['Wordpress 6.2 JIT'] = runWordpress(true);
$result = json_encode($data, JSON_PRETTY_PRINT) . "\n";
fwrite(STDOUT, $result);
if ($storeResult) {
storeResult($result);
}
}
function storeResult(string $result) {
$repo = __DIR__ . '/repos/data';
cloneRepo($repo, 'git@github.com:php/benchmarking-data.git');
$commitHash = getPhpSrcCommitHash();
$dir = $repo . '/' . substr($commitHash, 0, 2) . '/' . $commitHash;
$summaryFile = $dir . '/summary.json';
if (!is_dir($dir)) {
mkdir($dir, 0755, true);
}
file_put_contents($summaryFile, $result);
}
function getPhpSrcCommitHash(): string {
$result = runCommand(['git', 'log', '--pretty=format:%H', '-n', '1'], dirname(__DIR__));
return $result->stdout;
}
function runBench(bool $jit): array {
return runValgrindPhpCgiCommand('bench', [dirname(__DIR__) . '/Zend/bench.php'], jit: $jit);
}
function runSymfonyDemo(bool $jit): array {
$dir = __DIR__ . '/repos/symfony-demo-2.2.3';
cloneRepo($dir, 'https://github.com/php/benchmarking-symfony-demo-2.2.3.git');
runPhpCommand([$dir . '/bin/console', 'cache:clear']);
runPhpCommand([$dir . '/bin/console', 'cache:warmup']);
return runValgrindPhpCgiCommand('symfony-demo', [$dir . '/public/index.php'], cwd: $dir, jit: $jit, warmup: 50, repeat: 50);
}
function runWordpress(bool $jit): array {
$dir = __DIR__ . '/repos/wordpress-6.2';
cloneRepo($dir, 'https://github.com/php/benchmarking-wordpress-6.2.git');
/* FIXME: It might be better to use a stable version of PHP for this command because we can't
* easily alter the phar file */
runPhpCommand([
'-d error_reporting=0',
'wp-cli.phar',
'core',
'install',
'--url=wordpress.local',
'--title="Wordpress"',
'--admin_user=wordpress',
'--admin_password=wordpress',
'--admin_email=benchmark@php.net',
], $dir);
// Warmup
runPhpCommand([$dir . '/index.php'], $dir);
return runValgrindPhpCgiCommand('wordpress', [$dir . '/index.php'], cwd: $dir, jit: $jit, warmup: 50, repeat: 50);
}
function runPhpCommand(array $args, ?string $cwd = null): ProcessResult {
return runCommand([PHP_BINARY, ...$args], $cwd);
}
function runValgrindPhpCgiCommand(
string $name,
array $args,
?string $cwd = null,
bool $jit = false,
int $warmup = 0,
int $repeat = 1,
): array {
global $phpCgi;
$profileOut = __DIR__ . "/profiles/callgrind.out.$name";
if ($jit) {
$profileOut .= '.jit';
}
$process = runCommand([
'valgrind',
'--tool=callgrind',
'--dump-instr=yes',
"--callgrind-out-file=$profileOut",
'--',
$phpCgi,
'-T' . ($warmup ? $warmup . ',' : '') . $repeat,
'-d max_execution_time=0',
'-d opcache.enable=1',
'-d opcache.jit=' . ($jit ? 'tracing' : 'disable'),
'-d opcache.jit_buffer_size=128M',
'-d opcache.validate_timestamps=0',
...$args,
]);
$instructions = extractInstructionsFromValgrindOutput($process->stderr);
if ($repeat > 1) {
$instructions = gmp_strval(gmp_div_q($instructions, $repeat));
}
return ['instructions' => $instructions];
}
function extractInstructionsFromValgrindOutput(string $output): string {
preg_match("(==[0-9]+== Events : Ir\n==[0-9]+== Collected : (?<instructions>[0-9]+))", $output, $matches);
return $matches['instructions'] ?? throw new \Exception('Unexpected valgrind output');
}
main();
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