php-src/Zend/micro_bench.php at master · EndlessCoding/php-src · GitHub

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<?php

function hallo() {

}

function simpleucall($n) {

for ($i = 0; $i < $n; $i++)

hallo();

}

function simpleudcall($n) {

for ($i = 0; $i < $n; $i++)

hallo2();

}

function hallo2() {

}

function simpleicall($n) {

for ($i = 0; $i < $n; $i++)

func_num_args();

}

class Foo {

static $a = 0;

public $b = 0;

const TEST = 0;

static function read_static($n) {

for ($i = 0; $i < $n; ++$i) {

$x = self::$a;

}

static function write_static($n) {

for ($i = 0; $i < $n; ++$i) {

self::$a = 0;

}

static function isset_static($n) {

for ($i = 0; $i < $n; ++$i) {

$x = isset(self::$a);

}

static function empty_static($n) {

for ($i = 0; $i < $n; ++$i) {

$x = empty(self::$a);

}

static function f() {

}

static function call_static($n) {

for ($i = 0; $i < $n; ++$i) {

self::f();

}

function read_prop($n) {

for ($i = 0; $i < $n; ++$i) {

$x = $this->b;

}

function write_prop($n) {

for ($i = 0; $i < $n; ++$i) {

$this->b = 0;

}

function assign_add_prop($n) {

for ($i = 0; $i < $n; ++$i) {

$this->b += 2;

}

function pre_inc_prop($n) {

for ($i = 0; $i < $n; ++$i) {

++$this->b;

}

function pre_dec_prop($n) {

for ($i = 0; $i < $n; ++$i) {

--$this->b;

}

function post_inc_prop($n) {

for ($i = 0; $i < $n; ++$i) {

$this->b++;

}

function post_dec_prop($n) {

for ($i = 0; $i < $n; ++$i) {

$this->b--;

}

function isset_prop($n) {

for ($i = 0; $i < $n; ++$i) {

$x = isset($this->b);

}

function empty_prop($n) {

for ($i = 0; $i < $n; ++$i) {

$x = empty($this->b);

}

function g() {

}

function call($n) {

for ($i = 0; $i < $n; ++$i) {

$this->g();

}

function read_const($n) {

for ($i = 0; $i < $n; ++$i) {

$x = $this::TEST;

}

function read_static($n) {

for ($i = 0; $i < $n; ++$i) {

$x = Foo::$a;

}

function write_static($n) {

for ($i = 0; $i < $n; ++$i) {

Foo::$a = 0;

}

function isset_static($n) {

for ($i = 0; $i < $n; ++$i) {

$x = isset(Foo::$a);

}

function empty_static($n) {

for ($i = 0; $i < $n; ++$i) {

$x = empty(Foo::$a);

}

function call_static($n) {

for ($i = 0; $i < $n; ++$i) {

Foo::f();

}

function create_object($n) {

for ($i = 0; $i < $n; ++$i) {

$x = new Foo();

}

define('TEST', null);

function read_const($n) {

for ($i = 0; $i < $n; ++$i) {

$x = TEST;

}

function read_auto_global($n) {

for ($i = 0; $i < $n; ++$i) {

$x = $_GET;

}

$g_var = 0;

function read_global_var($n) {

for ($i = 0; $i < $n; ++$i) {

$x = $GLOBALS['g_var'];

}

function read_hash($n) {

$hash = array('test' => 0);

for ($i = 0; $i < $n; ++$i) {

$x = $hash['test'];

}

function read_str_offset($n) {

$str = "test";

for ($i = 0; $i < $n; ++$i) {

$x = $str[1];

}

function issetor($n) {

$val = array(0,1,2,3,4,5,6,7,8,9);

for ($i = 0; $i < $n; ++$i) {

$x = $val ?: null;

}

function issetor2($n) {

$f = false; $j = 0;

for ($i = 0; $i < $n; ++$i) {

$x = $f ?: $j + 1;

}

function ternary($n) {

$val = array(0,1,2,3,4,5,6,7,8,9);

$f = false;

for ($i = 0; $i < $n; ++$i) {

$x = $f ? null : $val;

}

function ternary2($n) {

$f = false; $j = 0;

for ($i = 0; $i < $n; ++$i) {

$x = $f ? $f : $j + 1;

}

/*****/

function empty_loop($n) {

for ($i = 0; $i < $n; ++$i) {

}

function getmicrotime()

{

$t = gettimeofday();

return ($t['sec'] + $t['usec'] / 1000000);

}

function start_test()

{

ob_start();

return getmicrotime();

}

function end_test($start, $name, $overhead = null)

{

global $total;

global $last_time;

$end = getmicrotime();

ob_end_clean();

$last_time = $end-$start;

$total += $last_time;

$num = number_format($last_time,3);

$pad = str_repeat(" ", 24-strlen($name)-strlen($num));

if (is_null($overhead)) {

echo $name.$pad.$num."\n";

} else {

$num2 = number_format($last_time - $overhead,3);

echo $name.$pad.$num." ".$num2."\n";

}

ob_start();

return getmicrotime();

}

function total()

{

global $total;

$pad = str_repeat("-", 24);

echo $pad."\n";

$num = number_format($total,3);

$pad = str_repeat(" ", 24-strlen("Total")-strlen($num));

echo "Total".$pad.$num."\n";

}

const N = 5000000;

$t0 = $t = start_test();

empty_loop(N);

$t = end_test($t, 'empty_loop');

$overhead = $last_time;

simpleucall(N);

$t = end_test($t, 'func()', $overhead);

simpleudcall(N);

$t = end_test($t, 'undef_func()', $overhead);

simpleicall(N);

$t = end_test($t, 'int_func()', $overhead);

Foo::read_static(N);

$t = end_test($t, '$x = self::$x', $overhead);

Foo::write_static(N);

$t = end_test($t, 'self::$x = 0', $overhead);

Foo::isset_static(N);

$t = end_test($t, 'isset(self::$x)', $overhead);

Foo::empty_static(N);

$t = end_test($t, 'empty(self::$x)', $overhead);

read_static(N);

$t = end_test($t, '$x = Foo::$x', $overhead);

write_static(N);

$t = end_test($t, 'Foo::$x = 0', $overhead);

isset_static(N);

$t = end_test($t, 'isset(Foo::$x)', $overhead);

empty_static(N);

$t = end_test($t, 'empty(Foo::$x)', $overhead);

Foo::call_static(N);

$t = end_test($t, 'self::f()', $overhead);

call_static(N);

$t = end_test($t, 'Foo::f()', $overhead);

$x = new Foo();

$x->read_prop(N);

$t = end_test($t, '$x = $this->x', $overhead);

$x->write_prop(N);

$t = end_test($t, '$this->x = 0', $overhead);

$x->assign_add_prop(N);

$t = end_test($t, '$this->x += 2', $overhead);

$x->pre_inc_prop(N);

$t = end_test($t, '++$this->x', $overhead);

$x->pre_dec_prop(N);

$t = end_test($t, '--$this->x', $overhead);

$x->post_inc_prop(N);

$t = end_test($t, '$this->x++', $overhead);

$x->post_dec_prop(N);

$t = end_test($t, '$this->x--', $overhead);

$x->isset_prop(N);

$t = end_test($t, 'isset($this->x)', $overhead);

$x->empty_prop(N);

$t = end_test($t, 'empty($this->x)', $overhead);

$x->call(N);

$t = end_test($t, '$this->f()', $overhead);

$x->read_const(N);

$t = end_test($t, '$x = Foo::TEST', $overhead);

create_object(N);

$t = end_test($t, 'new Foo()', $overhead);

read_const(N);

$t = end_test($t, '$x = TEST', $overhead);

read_auto_global(N);

$t = end_test($t, '$x = $_GET', $overhead);

read_global_var(N);

$t = end_test($t, '$x = $GLOBALS[\'v\']', $overhead);

read_hash(N);

$t = end_test($t, '$x = $hash[\'v\']', $overhead);

read_str_offset(N);

$t = end_test($t, '$x = $str[0]', $overhead);

issetor(N);

$t = end_test($t, '$x = $a ?: null', $overhead);

issetor2(N);

$t = end_test($t, '$x = $f ?: tmp', $overhead);

ternary(N);

$t = end_test($t, '$x = $f ? $f : $a', $overhead);

ternary2(N);

$t = end_test($t, '$x = $f ? $f : tmp', $overhead);

total($t0, "Total");

php-src/Zend/micro_bench.php at master · EndlessCoding/php-src · GitHub

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