stdout; } function runBench(bool $jit): array { return runValgrindPhpCgiCommand([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([$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'], $dir); return runValgrindPhpCgiCommand([$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( array $args, ?string $cwd = null, bool $jit = false, int $warmup = 0, int $repeat = 1, ): array { global $phpCgi; $process = runCommand([ 'valgrind', '--tool=callgrind', '--dump-instr=yes', '--callgrind-out-file=/dev/null', '--', $phpCgi, '-T' . ($warmup ? $warmup . ',' : '') . $repeat, '-d max_execution_time=0', '-d opcache.enable=1', '-d opcache.jit_buffer_size=' . ($jit ? '128M' : '0'), '-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 : (?[0-9]+))", $output, $matches); return $matches['instructions'] ?? throw new \Exception('Unexpected valgrind output'); } main();