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Added garbage collector
This commit is contained in:
parent
2be1ae5415
commit
71592cec06
1
NEWS
1
NEWS
@ -1,6 +1,7 @@
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PHP NEWS
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?? ??? 20??, PHP 5.3.0
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- Added garbage collector. (David Wang, Dmitry).
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- Added new date/time functionality:
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* date_parse_from_format(): Parse date/time strings according to a format.
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12
Zend/tests/gc_001.phpt
Normal file
12
Zend/tests/gc_001.phpt
Normal file
@ -0,0 +1,12 @@
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--TEST--
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GC 001: gc_enable()/gc_diable()/gc_enabled()
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--FILE--
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<?php
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gc_disable();
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var_dump(gc_enabled());
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gc_enable();
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var_dump(gc_enabled());
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?>
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--EXPECT--
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bool(false)
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bool(true)
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16
Zend/tests/gc_002.phpt
Normal file
16
Zend/tests/gc_002.phpt
Normal file
@ -0,0 +1,16 @@
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--TEST--
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GC 002: gc_enable()/gc_diable() and ini_get()
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--FILE--
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<?php
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gc_disable();
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var_dump(gc_enabled());
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echo ini_get('zend.enable_gc') . "\n";
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gc_enable();
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var_dump(gc_enabled());
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echo ini_get('zend.enable_gc') . "\n";
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?>
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--EXPECT--
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bool(false)
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0
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bool(true)
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1
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16
Zend/tests/gc_003.phpt
Normal file
16
Zend/tests/gc_003.phpt
Normal file
@ -0,0 +1,16 @@
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--TEST--
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GC 003: gc_enabled() and ini_set()
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--FILE--
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<?php
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ini_set('zend.enable_gc','0');
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var_dump(gc_enabled());
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echo ini_get('zend.enable_gc') . "\n";
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ini_set('zend.enable_gc','1');
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var_dump(gc_enabled());
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echo ini_get('zend.enable_gc') . "\n";
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?>
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--EXPECT--
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bool(false)
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0
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bool(true)
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1
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24
Zend/tests/gc_004.phpt
Normal file
24
Zend/tests/gc_004.phpt
Normal file
@ -0,0 +1,24 @@
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--TEST--
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GC 004: Simple array cycle
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--FILE--
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<?php
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$a = array();
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$a[] =& $a;
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var_dump($a);
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unset($a);
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var_dump(gc_collect_cycles());
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echo "ok\n"
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?>
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--EXPECT--
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array(1) {
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[0]=>
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&array(1) {
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[0]=>
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&array(1) {
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[0]=>
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*RECURSION*
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}
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}
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}
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int(1)
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ok
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21
Zend/tests/gc_005.phpt
Normal file
21
Zend/tests/gc_005.phpt
Normal file
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--TEST--
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GC 005: Simple object cycle
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--FILE--
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<?php
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$a = new stdClass();
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$a->a = $a;
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var_dump($a);
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unset($a);
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var_dump(gc_collect_cycles());
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echo "ok\n"
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?>
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--EXPECT--
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object(stdClass)#1 (1) {
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["a"]=>
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object(stdClass)#1 (1) {
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["a"]=>
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*RECURSION*
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}
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}
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int(1)
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ok
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28
Zend/tests/gc_006.phpt
Normal file
28
Zend/tests/gc_006.phpt
Normal file
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--TEST--
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GC 006: Simple array-object cycle
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--FILE--
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<?php
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$a = new stdClass();
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$a->a = array();
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$a->a[0] =& $a;
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var_dump($a);
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unset($a);
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var_dump(gc_collect_cycles());
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echo "ok\n"
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?>
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--EXPECT--
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object(stdClass)#1 (1) {
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["a"]=>
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array(1) {
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[0]=>
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&object(stdClass)#1 (1) {
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["a"]=>
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array(1) {
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[0]=>
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*RECURSION*
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}
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}
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}
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}
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int(2)
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ok
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26
Zend/tests/gc_007.phpt
Normal file
26
Zend/tests/gc_007.phpt
Normal file
@ -0,0 +1,26 @@
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--TEST--
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GC 007: Unreferensed array cycle
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--FILE--
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<?php
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$a = array(array());
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$a[0][0] =& $a[0];
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var_dump($a[0]);
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var_dump(gc_collect_cycles());
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unset($a);
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var_dump(gc_collect_cycles());
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echo "ok\n"
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?>
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--EXPECT--
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array(1) {
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[0]=>
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&array(1) {
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[0]=>
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&array(1) {
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[0]=>
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*RECURSION*
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}
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}
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}
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int(0)
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int(1)
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ok
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24
Zend/tests/gc_008.phpt
Normal file
24
Zend/tests/gc_008.phpt
Normal file
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--TEST--
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GC 008: Unreferensed object cycle
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--FILE--
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<?php
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$a = new stdClass();
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$a->a = new stdClass();
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$a->a->a = $a->a;
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var_dump($a->a);
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var_dump(gc_collect_cycles());
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unset($a);
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var_dump(gc_collect_cycles());
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echo "ok\n"
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?>
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--EXPECT--
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object(stdClass)#2 (1) {
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["a"]=>
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object(stdClass)#2 (1) {
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["a"]=>
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*RECURSION*
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}
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}
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int(0)
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int(1)
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ok
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31
Zend/tests/gc_009.phpt
Normal file
31
Zend/tests/gc_009.phpt
Normal file
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--TEST--
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GC 009: Unreferensed array-object cycle
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--FILE--
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<?php
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$a = array();
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$a[0] = new stdClass();
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$a[0]->a = array();
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$a[0]->a[0] =& $a[0];
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var_dump($a[0]);
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var_dump(gc_collect_cycles());
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unset($a);
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var_dump(gc_collect_cycles());
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echo "ok\n"
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?>
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--EXPECT--
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object(stdClass)#1 (1) {
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["a"]=>
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array(1) {
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[0]=>
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&object(stdClass)#1 (1) {
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["a"]=>
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array(1) {
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[0]=>
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*RECURSION*
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}
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}
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}
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}
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int(0)
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int(2)
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ok
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25
Zend/tests/gc_010.phpt
Normal file
25
Zend/tests/gc_010.phpt
Normal file
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--TEST--
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GC 010: Cycle with reference to $GLOBALS
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--FILE--
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<?php
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$a = array();
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$a[] =& $a;
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var_dump($a);
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$a[] =& $GLOBALS;
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unset($a);
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var_dump(gc_collect_cycles());
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echo "ok\n"
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?>
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--EXPECT--
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array(1) {
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[0]=>
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&array(1) {
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[0]=>
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&array(1) {
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[0]=>
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*RECURSION*
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}
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}
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}
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int(1)
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ok
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28
Zend/tests/gc_011.phpt
Normal file
28
Zend/tests/gc_011.phpt
Normal file
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--TEST--
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GC 011: GC and destructors
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--FILE--
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<?php
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class Foo {
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public $a;
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function __destruct() {
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echo __FUNCTION__,"\n";
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}
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}
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$a = new Foo();
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$a->a = $a;
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var_dump($a);
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unset($a);
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var_dump(gc_collect_cycles());
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echo "ok\n"
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?>
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--EXPECT--
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object(Foo)#1 (1) {
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["a"]=>
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object(Foo)#1 (1) {
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["a"]=>
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*RECURSION*
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}
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}
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__destruct
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int(1)
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ok
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17
Zend/tests/gc_012.phpt
Normal file
17
Zend/tests/gc_012.phpt
Normal file
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--TEST--
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GC 012: collection of many loops at once
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--FILE--
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<?php
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$a=array();
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for ($i=0; $i < 1000; $i++) {
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$a[$i] = array(array());
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$a[$i][0] = & $a[$i];
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}
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var_dump(gc_collect_cycles());
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unset($a);
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var_dump(gc_collect_cycles());
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echo "ok\n";
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--EXPECT--
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int(0)
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int(1000)
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ok
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16
Zend/tests/gc_013.phpt
Normal file
16
Zend/tests/gc_013.phpt
Normal file
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--TEST--
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GC 013: Too many cycles in one array
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--FILE--
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<?php
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$a = array();
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for ($i = 0; $i < 10001; $i++) {
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$a[$i] =& $a;
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}
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$a[] = "xxx";
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unset($a);
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var_dump(gc_collect_cycles());
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echo "ok\n";
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?>
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--EXPECT--
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int(2)
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ok
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18
Zend/tests/gc_014.phpt
Normal file
18
Zend/tests/gc_014.phpt
Normal file
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--TEST--
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GC 014: Too many cycles in one object
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--FILE--
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<?php
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$a = new stdClass();
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for ($i = 0; $i < 10001; $i++) {
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$b =& $a;
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$a->{"a".$i} = $a;
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}
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unset($b);
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$a->b = "xxx";
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unset($a);
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var_dump(gc_collect_cycles());
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echo "ok\n";
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?>
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--EXPECT--
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int(10002)
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ok
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18
Zend/tests/gc_015.phpt
Normal file
18
Zend/tests/gc_015.phpt
Normal file
@ -0,0 +1,18 @@
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--TEST--
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GC 015: Object as root of cycle
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--FILE--
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<?php
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$a = new stdClass();
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$c =& $a;
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$b = $a;
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$a->a = $a;
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$a->b = "xxx";
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unset($c);
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unset($a);
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unset($b);
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var_dump(gc_collect_cycles());
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echo "ok\n";
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?>
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--EXPECT--
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int(2)
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ok
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24
Zend/tests/gc_016.phpt
Normal file
24
Zend/tests/gc_016.phpt
Normal file
@ -0,0 +1,24 @@
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--TEST--
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GC 016: nested GC calls
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--FILE--
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<?php
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class Foo {
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public $a;
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function __destruct() {
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echo "-> ";
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$a = array();
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$a[] =& $a;
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unset($a);
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var_dump(gc_collect_cycles());
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}
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}
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$a = new Foo();
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$a->a = $a;
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unset($a);
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var_dump(gc_collect_cycles());
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echo "ok\n"
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?>
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--EXPECT--
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-> int(1)
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int(1)
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ok
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41
Zend/tests/gc_017.phpt
Normal file
41
Zend/tests/gc_017.phpt
Normal file
@ -0,0 +1,41 @@
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--TEST--
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GC 017: GC and destructors with unset
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--FILE--
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<?php
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class Node {
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public $name;
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public $children;
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public $parent;
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function __construct($name) {
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$this->name = $name;
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$this->children = array();
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$this->parent = null;
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}
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function insert($node) {
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$node->parent = $this;
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$this->children[] = $node;
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}
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function __destruct() {
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var_dump($this->name);
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unset($this->name);
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unset($this->children);
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unset($this->parent);
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}
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}
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$a = new Node('A');
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$b = new Node('B');
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$c = new Node('C');
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$a->insert($b);
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$a->insert($c);
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unset($a);
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unset($b);
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unset($c);
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var_dump(gc_collect_cycles());
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echo "ok\n"
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?>
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--EXPECTF--
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string(1) "%s"
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string(1) "%s"
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string(1) "%s"
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int(10)
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ok
|
13
Zend/tests/gc_018.phpt
Normal file
13
Zend/tests/gc_018.phpt
Normal file
@ -0,0 +1,13 @@
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--TEST--
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GC 018: GC detach with assign
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--FILE--
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<?php
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$a = array(array());
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$a[0][0] =& $a[0];
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$a = 1;
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var_dump(gc_collect_cycles());
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echo "ok\n"
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?>
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--EXPECT--
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int(1)
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ok
|
14
Zend/tests/gc_019.phpt
Normal file
14
Zend/tests/gc_019.phpt
Normal file
@ -0,0 +1,14 @@
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--TEST--
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GC 019: GC detach with assign by reference
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--FILE--
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<?php
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$a = array(array());
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$a[0][0] =& $a[0];
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$b = 1;
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$a =& $b;
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var_dump(gc_collect_cycles());
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echo "ok\n"
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?>
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--EXPECT--
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int(1)
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ok
|
15
Zend/tests/gc_020.phpt
Normal file
15
Zend/tests/gc_020.phpt
Normal file
@ -0,0 +1,15 @@
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--TEST--
|
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GC 020: GC detach reference with assign
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--FILE--
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<?php
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$a = array();
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$a[0] =& $a;
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$a[1] = array();
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$a[1][0] =& $a[1];
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$a = 1;
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var_dump(gc_collect_cycles());
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echo "ok\n"
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?>
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--EXPECT--
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int(1)
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ok
|
16
Zend/tests/gc_021.phpt
Normal file
16
Zend/tests/gc_021.phpt
Normal file
@ -0,0 +1,16 @@
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--TEST--
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GC 021: GC detach reference with assign by reference
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--FILE--
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<?php
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$a = array();
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$a[0] =& $a;
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$a[1] = array();
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$a[1][0] =& $a[1];
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$b = 1;
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$a =& $b;
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var_dump(gc_collect_cycles());
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echo "ok\n"
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?>
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--EXPECT--
|
||||
int(2)
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ok
|
15
Zend/tests/gc_022.phpt
Normal file
15
Zend/tests/gc_022.phpt
Normal file
@ -0,0 +1,15 @@
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--TEST--
|
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GC 022: GC detach reference in executor's PZVAL_UNLOCK()
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--INI--
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error_reporting=0
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--FILE--
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<?php
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$a = array(array());
|
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$a[0][0] =& $a[0];
|
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$s = array(1) + unserialize(serialize(&$a[0]));
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var_dump(gc_collect_cycles());
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echo "ok\n"
|
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?>
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--EXPECT--
|
||||
int(1)
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ok
|
27
Zend/tests/gc_023.phpt
Normal file
27
Zend/tests/gc_023.phpt
Normal file
@ -0,0 +1,27 @@
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--TEST--
|
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GC 023: Root buffer overflow (automatic collection)
|
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--FILE--
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<?php
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$a=array();
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||||
for ($i=0; $i < 9999; $i++) {
|
||||
$a[$i] = array(array());
|
||||
$a[$i][0] = & $a[$i];
|
||||
}
|
||||
var_dump(gc_collect_cycles());
|
||||
unset($a);
|
||||
var_dump(gc_collect_cycles());
|
||||
$a=array();
|
||||
for ($i=0; $i < 10001; $i++) {
|
||||
$a[$i] = array(array());
|
||||
$a[$i][0] = & $a[$i];
|
||||
}
|
||||
var_dump(gc_collect_cycles());
|
||||
unset($a); // 10000 zvals collected automatic
|
||||
var_dump(gc_collect_cycles());
|
||||
echo "ok\n";
|
||||
--EXPECT--
|
||||
int(0)
|
||||
int(9999)
|
||||
int(0)
|
||||
int(1)
|
||||
ok
|
15
Zend/tests/gc_024.phpt
Normal file
15
Zend/tests/gc_024.phpt
Normal file
@ -0,0 +1,15 @@
|
||||
--TEST--
|
||||
GC 024: GC and objects with non-standard handlers
|
||||
--SKIPIF--
|
||||
<?php if (!extension_loaded("spl")) print "skip"; ?>
|
||||
--FILE--
|
||||
<?php
|
||||
$a = new ArrayObject();
|
||||
$a[0] = $a;
|
||||
unset($a);
|
||||
var_dump(gc_collect_cycles());
|
||||
echo "ok\n";
|
||||
?>
|
||||
--EXPECT--
|
||||
int(1)
|
||||
ok
|
11
Zend/tests/gc_025.phpt
Normal file
11
Zend/tests/gc_025.phpt
Normal file
@ -0,0 +1,11 @@
|
||||
--TEST--
|
||||
GC 025: Automatic GC on request shutdown
|
||||
--FILE--
|
||||
<?php
|
||||
$a = array(array());
|
||||
$a[0][0] =& $a[0];
|
||||
unset($a);
|
||||
echo "ok\n"
|
||||
?>
|
||||
--EXPECT--
|
||||
ok
|
14
Zend/tests/gc_026.phpt
Normal file
14
Zend/tests/gc_026.phpt
Normal file
@ -0,0 +1,14 @@
|
||||
--TEST--
|
||||
GC 026: Automatic GC on request shutdown (GC enabled at run-time)
|
||||
--INI--
|
||||
zend.enable_gc=0
|
||||
--FILE--
|
||||
<?php
|
||||
gc_enable();
|
||||
$a = array(array());
|
||||
$a[0][0] =& $a[0];
|
||||
unset($a);
|
||||
echo "ok\n"
|
||||
?>
|
||||
--EXPECT--
|
||||
ok
|
20
Zend/zend.c
20
Zend/zend.c
@ -74,8 +74,21 @@ static ZEND_INI_MH(OnUpdateErrorReporting) /* {{{ */
|
||||
}
|
||||
/* }}} */
|
||||
|
||||
static ZEND_INI_MH(OnUpdateGCEnabled) /* {{{ */
|
||||
{
|
||||
OnUpdateBool(entry, new_value, new_value_length, mh_arg1, mh_arg2, mh_arg3, stage TSRMLS_CC);
|
||||
|
||||
if (GC_G(gc_enabled)) {
|
||||
gc_init(TSRMLS_C);
|
||||
}
|
||||
|
||||
return SUCCESS;
|
||||
}
|
||||
/* }}} */
|
||||
|
||||
ZEND_INI_BEGIN()
|
||||
ZEND_INI_ENTRY("error_reporting", NULL, ZEND_INI_ALL, OnUpdateErrorReporting)
|
||||
STD_ZEND_INI_BOOLEAN("zend.enable_gc", "1", ZEND_INI_ALL, OnUpdateGCEnabled, gc_enabled, zend_gc_globals, gc_globals)
|
||||
STD_ZEND_INI_BOOLEAN("zend.ze1_compatibility_mode", "0", ZEND_INI_ALL, OnUpdateBool, ze1_compatibility_mode, zend_executor_globals, executor_globals)
|
||||
#ifdef ZEND_MULTIBYTE
|
||||
STD_ZEND_INI_BOOLEAN("detect_unicode", "1", ZEND_INI_ALL, OnUpdateBool, detect_unicode, zend_compiler_globals, compiler_globals)
|
||||
@ -822,6 +835,7 @@ ZEND_API char *get_zend_version(void) /* {{{ */
|
||||
|
||||
void zend_activate(TSRMLS_D) /* {{{ */
|
||||
{
|
||||
gc_reset(TSRMLS_C);
|
||||
init_compiler(TSRMLS_C);
|
||||
init_executor(TSRMLS_C);
|
||||
startup_scanner(TSRMLS_C);
|
||||
@ -871,6 +885,12 @@ void zend_deactivate(TSRMLS_D) /* {{{ */
|
||||
|
||||
zend_destroy_rsrc_list(&EG(regular_list) TSRMLS_CC);
|
||||
|
||||
#ifdef ZEND_DEBUG
|
||||
if (GC_G(gc_enabled) && !CG(unclean_shutdown)) {
|
||||
gc_collect_cycles(TSRMLS_C);
|
||||
}
|
||||
#endif
|
||||
|
||||
zend_try {
|
||||
zend_ini_deactivate(TSRMLS_C);
|
||||
} zend_end_try();
|
||||
|
@ -709,6 +709,7 @@ END_EXTERN_C()
|
||||
|
||||
#define ZEND_MAX_RESERVED_RESOURCES 4
|
||||
|
||||
#include "zend_gc.h"
|
||||
#include "zend_operators.h"
|
||||
#include "zend_variables.h"
|
||||
|
||||
|
@ -85,6 +85,10 @@ static ZEND_FUNCTION(zend_test_func);
|
||||
static ZEND_FUNCTION(zend_thread_id);
|
||||
#endif
|
||||
#endif
|
||||
static ZEND_FUNCTION(gc_collect_cycles);
|
||||
static ZEND_FUNCTION(gc_enabled);
|
||||
static ZEND_FUNCTION(gc_enable);
|
||||
static ZEND_FUNCTION(gc_disable);
|
||||
|
||||
#include "zend_arg_defs.c"
|
||||
|
||||
@ -148,6 +152,10 @@ static const zend_function_entry builtin_functions[] = {
|
||||
ZEND_FE(zend_thread_id, NULL)
|
||||
#endif
|
||||
#endif
|
||||
ZEND_FE(gc_collect_cycles, NULL)
|
||||
ZEND_FE(gc_enabled, NULL)
|
||||
ZEND_FE(gc_enable, NULL)
|
||||
ZEND_FE(gc_disable, NULL)
|
||||
{ NULL, NULL, NULL }
|
||||
};
|
||||
|
||||
@ -166,6 +174,38 @@ ZEND_FUNCTION(zend_version)
|
||||
}
|
||||
/* }}} */
|
||||
|
||||
/* {{{ proto int gc_collect_cycles(void)
|
||||
Forces collection of any existing garbage cycles.
|
||||
Returns number of freed zvals */
|
||||
ZEND_FUNCTION(gc_collect_cycles)
|
||||
{
|
||||
RETURN_LONG(gc_collect_cycles(TSRMLS_C));
|
||||
}
|
||||
/* }}} */
|
||||
|
||||
/* {{{ proto void gc_enabled(void)
|
||||
Returns status of the circular reference collector */
|
||||
ZEND_FUNCTION(gc_enabled)
|
||||
{
|
||||
RETURN_BOOL(GC_G(gc_enabled));
|
||||
}
|
||||
/* }}} */
|
||||
|
||||
/* {{{ proto void gc_enable(void)
|
||||
Activates the circular reference collector */
|
||||
ZEND_FUNCTION(gc_enable)
|
||||
{
|
||||
zend_alter_ini_entry("zend.enable_gc", sizeof("zend.enable_gc"), "1", sizeof("1")-1, ZEND_INI_USER, ZEND_INI_STAGE_RUNTIME);
|
||||
}
|
||||
/* }}} */
|
||||
|
||||
/* {{{ proto void gc_disable(void)
|
||||
Deactivates the circular reference collector */
|
||||
ZEND_FUNCTION(gc_disable)
|
||||
{
|
||||
zend_alter_ini_entry("zend.enable_gc", sizeof("zend.enable_gc"), "0", sizeof("0")-1, ZEND_INI_USER, ZEND_INI_STAGE_RUNTIME);
|
||||
}
|
||||
/* }}} */
|
||||
|
||||
/* {{{ proto int func_num_args(void)
|
||||
Get the number of arguments that were passed to the function */
|
||||
|
@ -64,7 +64,7 @@ static void zend_extension_fcall_end_handler(zend_extension *extension, zend_op_
|
||||
|
||||
#define TEMP_VAR_STACK_LIMIT 2000
|
||||
|
||||
static inline void zend_pzval_unlock_func(zval *z, zend_free_op *should_free, int unref)
|
||||
static inline void zend_pzval_unlock_func(zval *z, zend_free_op *should_free, int unref TSRMLS_DC)
|
||||
{
|
||||
if (!Z_DELREF_P(z)) {
|
||||
Z_SET_REFCOUNT_P(z, 1);
|
||||
@ -76,19 +76,21 @@ static inline void zend_pzval_unlock_func(zval *z, zend_free_op *should_free, in
|
||||
if (unref && Z_ISREF_P(z) && Z_REFCOUNT_P(z) == 1) {
|
||||
Z_UNSET_ISREF_P(z);
|
||||
}
|
||||
GC_ZVAL_CHECK_POSSIBLE_ROOT(z);
|
||||
}
|
||||
}
|
||||
|
||||
static inline void zend_pzval_unlock_free_func(zval *z)
|
||||
{
|
||||
if (!Z_DELREF_P(z)) {
|
||||
GC_REMOVE_ZVAL_FROM_BUFFER(z);
|
||||
zval_dtor(z);
|
||||
safe_free_zval_ptr(z);
|
||||
}
|
||||
}
|
||||
|
||||
#define PZVAL_UNLOCK(z, f) zend_pzval_unlock_func(z, f, 1)
|
||||
#define PZVAL_UNLOCK_EX(z, f, u) zend_pzval_unlock_func(z, f, u)
|
||||
#define PZVAL_UNLOCK(z, f) zend_pzval_unlock_func(z, f, 1 TSRMLS_CC)
|
||||
#define PZVAL_UNLOCK_EX(z, f, u) zend_pzval_unlock_func(z, f, u TSRMLS_CC)
|
||||
#define PZVAL_UNLOCK_FREE(z) zend_pzval_unlock_free_func(z)
|
||||
#define PZVAL_LOCK(z) Z_ADDREF_P((z))
|
||||
#define RETURN_VALUE_UNUSED(pzn) (((pzn)->u.EA.type & EXT_TYPE_UNUSED))
|
||||
@ -777,6 +779,7 @@ static inline zval* zend_assign_to_variable(zval **variable_ptr_ptr, zval *value
|
||||
} else {
|
||||
Z_ADDREF_P(value);
|
||||
*variable_ptr_ptr = value;
|
||||
GC_REMOVE_ZVAL_FROM_BUFFER(variable_ptr);
|
||||
zendi_zval_dtor(*variable_ptr);
|
||||
safe_free_zval_ptr(variable_ptr);
|
||||
return value;
|
||||
|
@ -418,17 +418,22 @@ ZEND_API void _zval_ptr_dtor(zval **zval_ptr ZEND_FILE_LINE_DC) /* {{{ */
|
||||
#endif
|
||||
Z_DELREF_PP(zval_ptr);
|
||||
if (Z_REFCOUNT_PP(zval_ptr) == 0) {
|
||||
GC_REMOVE_ZVAL_FROM_BUFFER(*zval_ptr);
|
||||
zval_dtor(*zval_ptr);
|
||||
safe_free_zval_ptr_rel(*zval_ptr ZEND_FILE_LINE_RELAY_CC ZEND_FILE_LINE_CC);
|
||||
} else if (Z_REFCOUNT_PP(zval_ptr) == 1) {
|
||||
if ((*zval_ptr)->type == IS_OBJECT) {
|
||||
TSRMLS_FETCH();
|
||||
} else {
|
||||
TSRMLS_FETCH();
|
||||
|
||||
if (EG(ze1_compatibility_mode)) {
|
||||
return;
|
||||
if (Z_REFCOUNT_PP(zval_ptr) == 1) {
|
||||
if ((*zval_ptr)->type == IS_OBJECT) {
|
||||
if (EG(ze1_compatibility_mode)) {
|
||||
return;
|
||||
}
|
||||
}
|
||||
Z_UNSET_ISREF_PP(zval_ptr);
|
||||
}
|
||||
Z_UNSET_ISREF_PP(zval_ptr);
|
||||
|
||||
GC_ZVAL_CHECK_POSSIBLE_ROOT(*zval_ptr);
|
||||
}
|
||||
}
|
||||
/* }}} */
|
||||
|
516
Zend/zend_gc.c
Normal file
516
Zend/zend_gc.c
Normal file
@ -0,0 +1,516 @@
|
||||
/*
|
||||
+----------------------------------------------------------------------+
|
||||
| Zend Engine |
|
||||
+----------------------------------------------------------------------+
|
||||
| Copyright (c) 1998-2007 Zend Technologies Ltd. (http://www.zend.com) |
|
||||
+----------------------------------------------------------------------+
|
||||
| This source file is subject to version 2.00 of the Zend license, |
|
||||
| that is bundled with this package in the file LICENSE, and is |
|
||||
| available through the world-wide-web at the following url: |
|
||||
| http://www.zend.com/license/2_00.txt. |
|
||||
| If you did not receive a copy of the Zend license and are unable to |
|
||||
| obtain it through the world-wide-web, please send a note to |
|
||||
| license@zend.com so we can mail you a copy immediately. |
|
||||
+----------------------------------------------------------------------+
|
||||
| Authors: David Wang <planetbeing@gmail.com> |
|
||||
| Dmitry Stogov <dmitry@zend.com> |
|
||||
+----------------------------------------------------------------------+
|
||||
*/
|
||||
|
||||
/* $Id$ */
|
||||
|
||||
#include "zend.h"
|
||||
#include "zend_API.h"
|
||||
|
||||
#define GC_ROOT_BUFFER_MAX_ENTRIES 10000
|
||||
|
||||
#ifdef ZTS
|
||||
ZEND_API int gc_globals_id;
|
||||
#else
|
||||
ZEND_API zend_gc_globals gc_globals;
|
||||
#endif
|
||||
|
||||
/* Forward declarations */
|
||||
static int children_scan_black(zval **pz TSRMLS_DC);
|
||||
static int children_mark_grey(zval **pz TSRMLS_DC);
|
||||
static int children_collect_white(zval **pz TSRMLS_DC);
|
||||
static int children_scan(zval **pz TSRMLS_DC);
|
||||
|
||||
static void root_buffer_dtor(zend_gc_globals *gc_globals TSRMLS_DC)
|
||||
{
|
||||
if (gc_globals->buf) {
|
||||
free(gc_globals->buf);
|
||||
gc_globals->buf = NULL;
|
||||
}
|
||||
}
|
||||
|
||||
static void gc_globals_ctor_ex(zend_gc_globals *gc_globals TSRMLS_DC)
|
||||
{
|
||||
gc_globals->gc_enabled = 0;
|
||||
|
||||
gc_globals->buf = NULL;
|
||||
|
||||
gc_globals->roots.next = NULL;
|
||||
gc_globals->roots.prev = NULL;
|
||||
gc_globals->unused = NULL;
|
||||
gc_globals->zval_to_free = NULL;
|
||||
|
||||
gc_globals->gc_runs = 0;
|
||||
gc_globals->collected = 0;
|
||||
|
||||
#if GC_BENCH
|
||||
gc_globals->root_buf_length = 0;
|
||||
gc_globals->root_buf_peak = 0;
|
||||
gc_globals->zval_possible_root = 0;
|
||||
gc_globals->zobj_possible_root = 0;
|
||||
gc_globals->zval_buffered = 0;
|
||||
gc_globals->zobj_buffered = 0;
|
||||
gc_globals->zval_remove_from_buffer = 0;
|
||||
gc_globals->zobj_remove_from_buffer = 0;
|
||||
gc_globals->zval_marked_grey = 0;
|
||||
gc_globals->zobj_marked_grey = 0;
|
||||
#endif
|
||||
}
|
||||
|
||||
ZEND_API void gc_globals_ctor(TSRMLS_D)
|
||||
{
|
||||
#ifdef ZTS
|
||||
ts_allocate_id(&gc_globals_id, sizeof(zend_gc_globals), (ts_allocate_ctor) gc_globals_ctor_ex, (ts_allocate_dtor) root_buffer_dtor);
|
||||
#else
|
||||
gc_globals_ctor_ex(&gc_globals);
|
||||
#endif
|
||||
}
|
||||
|
||||
ZEND_API void gc_globals_dtor(TSRMLS_D)
|
||||
{
|
||||
#ifndef ZTS
|
||||
root_buffer_dtor(&gc_globals TSRMLS_DC);
|
||||
#endif
|
||||
}
|
||||
|
||||
ZEND_API void gc_reset(TSRMLS_D)
|
||||
{
|
||||
int i;
|
||||
|
||||
GC_G(gc_runs) = 0;
|
||||
GC_G(collected) = 0;
|
||||
|
||||
#if GC_BENCH
|
||||
GC_G(root_buf_length) = 0;
|
||||
GC_G(root_buf_peak) = 0;
|
||||
GC_G(zval_possible_root) = 0;
|
||||
GC_G(zobj_possible_root) = 0;
|
||||
GC_G(zval_buffered) = 0;
|
||||
GC_G(zobj_buffered) = 0;
|
||||
GC_G(zval_remove_from_buffer) = 0;
|
||||
GC_G(zobj_remove_from_buffer) = 0;
|
||||
GC_G(zval_marked_grey) = 0;
|
||||
GC_G(zobj_marked_grey) = 0;
|
||||
#endif
|
||||
|
||||
if (GC_G(buf) &&
|
||||
(GC_G(roots).next != &GC_G(roots) ||
|
||||
GC_G(roots).prev != &GC_G(roots))) {
|
||||
|
||||
GC_G(roots).next = &GC_G(roots);
|
||||
GC_G(roots).prev = &GC_G(roots);
|
||||
|
||||
GC_G(unused) = &GC_G(buf)[0];
|
||||
for (i = 0; i < GC_ROOT_BUFFER_MAX_ENTRIES-1; i++) {
|
||||
GC_G(buf)[i].prev = &GC_G(buf)[i+1];
|
||||
}
|
||||
GC_G(buf)[GC_ROOT_BUFFER_MAX_ENTRIES-1].prev = NULL;
|
||||
|
||||
GC_G(zval_to_free) = NULL;
|
||||
}
|
||||
}
|
||||
|
||||
ZEND_API void gc_init(TSRMLS_D)
|
||||
{
|
||||
if (GC_G(buf) == NULL && GC_G(gc_enabled)) {
|
||||
GC_G(buf) = (gc_root_buffer*) malloc(sizeof(gc_root_buffer) * GC_ROOT_BUFFER_MAX_ENTRIES);
|
||||
gc_reset(TSRMLS_C);
|
||||
}
|
||||
}
|
||||
|
||||
ZEND_API void gc_zval_possible_root(zval *zv TSRMLS_DC)
|
||||
{
|
||||
if (zv->type == IS_OBJECT) {
|
||||
GC_ZOBJ_CHECK_POSSIBLE_ROOT(zv);
|
||||
return;
|
||||
}
|
||||
|
||||
GC_BENCH_INC(zval_possible_root);
|
||||
|
||||
if (GC_ZVAL_GET_COLOR(zv) != GC_PURPLE) {
|
||||
GC_ZVAL_SET_PURPLE(zv);
|
||||
|
||||
if (!GC_ZVAL_ADDRESS(zv)) {
|
||||
gc_root_buffer *newRoot = GC_G(unused);
|
||||
|
||||
if (!newRoot) {
|
||||
if (!GC_G(gc_enabled)) {
|
||||
GC_ZVAL_SET_BLACK(zv);
|
||||
return;
|
||||
}
|
||||
zv->refcount__gc++;
|
||||
gc_collect_cycles(TSRMLS_C);
|
||||
zv->refcount__gc--;
|
||||
GC_ZVAL_SET_PURPLE(zv);
|
||||
newRoot = GC_G(unused);
|
||||
}
|
||||
|
||||
GC_G(unused) = newRoot->prev;
|
||||
|
||||
newRoot->next = GC_G(roots).next;
|
||||
newRoot->prev = &GC_G(roots);
|
||||
GC_G(roots).next->prev = newRoot;
|
||||
GC_G(roots).next = newRoot;
|
||||
|
||||
GC_ZVAL_SET_ADDRESS(zv, newRoot);
|
||||
|
||||
newRoot->handle = 0;
|
||||
newRoot->u.pz = zv;
|
||||
|
||||
GC_BENCH_INC(zval_buffered);
|
||||
GC_BENCH_INC(root_buf_length);
|
||||
GC_BENCH_PEAK(root_buf_peak, root_buf_length);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
ZEND_API void gc_zobj_possible_root(zval *zv TSRMLS_DC)
|
||||
{
|
||||
struct _store_object *obj;
|
||||
|
||||
if (UNEXPECTED(Z_OBJ_HT_P(zv)->get_properties == NULL)) {
|
||||
return;
|
||||
}
|
||||
|
||||
GC_BENCH_INC(zobj_possible_root);
|
||||
|
||||
obj = &EG(objects_store).object_buckets[Z_OBJ_HANDLE_P(zv)].bucket.obj;
|
||||
if (GC_GET_COLOR(obj->buffered) != GC_PURPLE) {
|
||||
GC_SET_PURPLE(obj->buffered);
|
||||
if (!GC_ADDRESS(obj->buffered)) {
|
||||
gc_root_buffer *newRoot = GC_G(unused);
|
||||
|
||||
if (!newRoot) {
|
||||
if (!GC_G(gc_enabled)) {
|
||||
GC_ZVAL_SET_BLACK(zv);
|
||||
return;
|
||||
}
|
||||
zv->refcount__gc++;
|
||||
gc_collect_cycles(TSRMLS_C);
|
||||
zv->refcount__gc--;
|
||||
GC_SET_PURPLE(obj->buffered);
|
||||
newRoot = GC_G(unused);
|
||||
}
|
||||
|
||||
GC_G(unused) = newRoot->prev;
|
||||
|
||||
newRoot->next = GC_G(roots).next;
|
||||
newRoot->prev = &GC_G(roots);
|
||||
GC_G(roots).next->prev = newRoot;
|
||||
GC_G(roots).next = newRoot;
|
||||
|
||||
GC_SET_ADDRESS(obj->buffered, newRoot);
|
||||
|
||||
newRoot->handle = Z_OBJ_HANDLE_P(zv);
|
||||
newRoot->u.handlers = Z_OBJ_HT_P(zv);
|
||||
|
||||
GC_BENCH_INC(zobj_buffered);
|
||||
GC_BENCH_INC(root_buf_length);
|
||||
GC_BENCH_PEAK(root_buf_peak, root_buf_length);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
static void zobj_scan_black(struct _store_object *obj, zval *pz TSRMLS_DC)
|
||||
{
|
||||
GC_SET_BLACK(obj->buffered);
|
||||
|
||||
if (EXPECTED(Z_OBJ_HANDLER_P(pz, get_properties) != NULL)) {
|
||||
zend_hash_apply(Z_OBJPROP_P(pz), (apply_func_t) children_scan_black TSRMLS_CC);
|
||||
}
|
||||
}
|
||||
|
||||
static void zval_scan_black(zval *pz TSRMLS_DC)
|
||||
{
|
||||
GC_ZVAL_SET_BLACK(pz);
|
||||
|
||||
if (Z_TYPE_P(pz) == IS_OBJECT) {
|
||||
struct _store_object *obj = &EG(objects_store).object_buckets[Z_OBJ_HANDLE_P(pz)].bucket.obj;
|
||||
|
||||
obj->refcount++;
|
||||
if (GC_GET_COLOR(obj->buffered) != GC_BLACK) {
|
||||
zobj_scan_black(obj, pz TSRMLS_CC);
|
||||
}
|
||||
} else if (Z_TYPE_P(pz) == IS_ARRAY) {
|
||||
if (Z_ARRVAL_P(pz) != &EG(symbol_table)) {
|
||||
zend_hash_apply(Z_ARRVAL_P(pz), (apply_func_t) children_scan_black TSRMLS_CC);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
static int children_scan_black(zval **pz TSRMLS_DC)
|
||||
{
|
||||
(*pz)->refcount__gc++;
|
||||
|
||||
if (GC_ZVAL_GET_COLOR(*pz) != GC_BLACK) {
|
||||
zval_scan_black(*pz TSRMLS_CC);
|
||||
}
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
static void zobj_mark_grey(struct _store_object *obj, zval *pz TSRMLS_DC)
|
||||
{
|
||||
if (GC_GET_COLOR(obj->buffered) != GC_GREY) {
|
||||
GC_BENCH_INC(zobj_marked_grey);
|
||||
GC_SET_COLOR(obj->buffered, GC_GREY);
|
||||
if (EXPECTED(Z_OBJ_HANDLER_P(pz, get_properties) != NULL)) {
|
||||
zend_hash_apply(Z_OBJPROP_P(pz), (apply_func_t) children_mark_grey TSRMLS_CC);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
static void zval_mark_grey(zval *pz TSRMLS_DC)
|
||||
{
|
||||
if (GC_ZVAL_GET_COLOR(pz) != GC_GREY) {
|
||||
GC_BENCH_INC(zval_marked_grey);
|
||||
GC_ZVAL_SET_COLOR(pz, GC_GREY);
|
||||
|
||||
if (Z_TYPE_P(pz) == IS_OBJECT) {
|
||||
struct _store_object *obj = &EG(objects_store).object_buckets[Z_OBJ_HANDLE_P(pz)].bucket.obj;
|
||||
|
||||
obj->refcount--;
|
||||
zobj_mark_grey(obj, pz TSRMLS_CC);
|
||||
} else if (Z_TYPE_P(pz) == IS_ARRAY) {
|
||||
if (Z_ARRVAL_P(pz) == &EG(symbol_table)) {
|
||||
GC_ZVAL_SET_BLACK(pz);
|
||||
} else {
|
||||
zend_hash_apply(Z_ARRVAL_P(pz), (apply_func_t) children_mark_grey TSRMLS_CC);
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
static int children_mark_grey(zval **pz TSRMLS_DC)
|
||||
{
|
||||
(*pz)->refcount__gc--;
|
||||
zval_mark_grey(*pz TSRMLS_CC);
|
||||
return 0;
|
||||
}
|
||||
|
||||
static void gc_mark_roots(TSRMLS_D)
|
||||
{
|
||||
gc_root_buffer *current = GC_G(roots).next;
|
||||
|
||||
while (current != &GC_G(roots)) {
|
||||
if (current->handle) {
|
||||
struct _store_object *obj = &EG(objects_store).object_buckets[current->handle].bucket.obj;
|
||||
|
||||
if (GC_GET_COLOR(obj->buffered) == GC_PURPLE) {
|
||||
zval z;
|
||||
|
||||
INIT_PZVAL(&z);
|
||||
Z_OBJ_HANDLE(z) = current->handle;
|
||||
Z_OBJ_HT(z) = current->u.handlers;
|
||||
zobj_mark_grey(obj, &z TSRMLS_CC);
|
||||
} else {
|
||||
GC_SET_ADDRESS(obj->buffered, NULL);
|
||||
GC_REMOVE_FROM_BUFFER(current);
|
||||
}
|
||||
} else {
|
||||
if (GC_ZVAL_GET_COLOR(current->u.pz) == GC_PURPLE) {
|
||||
zval_mark_grey(current->u.pz TSRMLS_CC);
|
||||
} else {
|
||||
GC_ZVAL_SET_ADDRESS(current->u.pz, NULL);
|
||||
GC_REMOVE_FROM_BUFFER(current);
|
||||
}
|
||||
}
|
||||
current = current->next;
|
||||
}
|
||||
}
|
||||
|
||||
static void zobj_scan(zval *pz TSRMLS_DC)
|
||||
{
|
||||
struct _store_object *obj = &EG(objects_store).object_buckets[Z_OBJ_HANDLE_P(pz)].bucket.obj;
|
||||
|
||||
if (GC_GET_COLOR(obj->buffered) == GC_GREY) {
|
||||
if (obj->refcount > 0) {
|
||||
zobj_scan_black(obj, pz TSRMLS_CC);
|
||||
} else {
|
||||
GC_SET_COLOR(obj->buffered, GC_WHITE);
|
||||
if (EXPECTED(Z_OBJ_HANDLER_P(pz, get_properties) != NULL)) {
|
||||
zend_hash_apply(Z_OBJPROP_P(pz), (apply_func_t) children_scan TSRMLS_CC);
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
static int zval_scan(zval *pz TSRMLS_DC)
|
||||
{
|
||||
if (GC_ZVAL_GET_COLOR(pz) == GC_GREY) {
|
||||
if (pz->refcount__gc > 0) {
|
||||
zval_scan_black(pz TSRMLS_CC);
|
||||
} else {
|
||||
GC_ZVAL_SET_COLOR(pz, GC_WHITE);
|
||||
|
||||
if (Z_TYPE_P(pz) == IS_OBJECT) {
|
||||
zobj_scan(pz TSRMLS_CC);
|
||||
} else if (Z_TYPE_P(pz) == IS_ARRAY) {
|
||||
if (Z_ARRVAL_P(pz) == &EG(symbol_table)) {
|
||||
GC_ZVAL_SET_BLACK(pz);
|
||||
} else {
|
||||
zend_hash_apply(Z_ARRVAL_P(pz), (apply_func_t) children_scan TSRMLS_CC);
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int children_scan(zval **pz TSRMLS_DC)
|
||||
{
|
||||
zval_scan(*pz TSRMLS_CC);
|
||||
return 0;
|
||||
}
|
||||
|
||||
static void gc_scan_roots(TSRMLS_D)
|
||||
{
|
||||
gc_root_buffer *current = GC_G(roots).next;
|
||||
|
||||
while (current != &GC_G(roots)) {
|
||||
if (current->handle) {
|
||||
zval z;
|
||||
|
||||
INIT_PZVAL(&z);
|
||||
Z_OBJ_HANDLE(z) = current->handle;
|
||||
Z_OBJ_HT(z) = current->u.handlers;
|
||||
zobj_scan(&z TSRMLS_CC);
|
||||
} else {
|
||||
zval_scan(current->u.pz TSRMLS_CC);
|
||||
}
|
||||
current = current->next;
|
||||
}
|
||||
}
|
||||
|
||||
static void zobj_collect_white(zval *pz TSRMLS_DC)
|
||||
{
|
||||
zend_object_handle handle = Z_OBJ_HANDLE_P(pz);
|
||||
struct _store_object *obj = &EG(objects_store).object_buckets[handle].bucket.obj;
|
||||
|
||||
if (obj->buffered == (gc_root_buffer*)GC_WHITE) {
|
||||
GC_SET_BLACK(obj->buffered);
|
||||
|
||||
if (EXPECTED(Z_OBJ_HANDLER_P(pz, get_properties) != NULL)) {
|
||||
zend_hash_apply(Z_OBJPROP_P(pz), (apply_func_t) children_collect_white TSRMLS_CC);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
static void zval_collect_white(zval *pz TSRMLS_DC)
|
||||
{
|
||||
if (((zval_gc_info*)(pz))->u.buffered == (gc_root_buffer*)GC_WHITE) {
|
||||
GC_ZVAL_SET_BLACK(pz);
|
||||
|
||||
if (Z_TYPE_P(pz) == IS_OBJECT) {
|
||||
zobj_collect_white(pz TSRMLS_CC);
|
||||
} else {
|
||||
if (Z_TYPE_P(pz) == IS_ARRAY) {
|
||||
if (Z_ARRVAL_P(pz) == &EG(symbol_table)) {
|
||||
return;
|
||||
}
|
||||
zend_hash_apply(Z_ARRVAL_P(pz), (apply_func_t) children_collect_white TSRMLS_CC);
|
||||
}
|
||||
/* restore refcount */
|
||||
pz->refcount__gc++;
|
||||
}
|
||||
|
||||
((zval_gc_info*)pz)->u.next = GC_G(zval_to_free);
|
||||
GC_G(zval_to_free) = (zval_gc_info*)pz;
|
||||
}
|
||||
}
|
||||
|
||||
static int children_collect_white(zval **pz TSRMLS_DC)
|
||||
{
|
||||
zval_collect_white(*pz TSRMLS_CC);
|
||||
return 0;
|
||||
}
|
||||
|
||||
static void gc_collect_roots(TSRMLS_D)
|
||||
{
|
||||
gc_root_buffer *current = GC_G(roots).next;
|
||||
|
||||
while (current != &GC_G(roots)) {
|
||||
if (current->handle) {
|
||||
struct _store_object *obj = &EG(objects_store).object_buckets[current->handle].bucket.obj;
|
||||
zval z;
|
||||
|
||||
GC_SET_ADDRESS(obj->buffered, NULL);
|
||||
INIT_PZVAL(&z);
|
||||
Z_OBJ_HANDLE(z) = current->handle;
|
||||
Z_OBJ_HT(z) = current->u.handlers;
|
||||
zobj_collect_white(&z TSRMLS_CC);
|
||||
} else {
|
||||
GC_ZVAL_SET_ADDRESS(current->u.pz, NULL);
|
||||
zval_collect_white(current->u.pz TSRMLS_CC);
|
||||
}
|
||||
|
||||
GC_REMOVE_FROM_BUFFER(current);
|
||||
current = current->next;
|
||||
}
|
||||
}
|
||||
|
||||
ZEND_API int gc_collect_cycles(TSRMLS_D)
|
||||
{
|
||||
int count = 0;
|
||||
|
||||
if (GC_G(roots).next != &GC_G(roots)) {
|
||||
zval_gc_info *p, *q;
|
||||
|
||||
GC_G(gc_runs)++;
|
||||
GC_G(zval_to_free) = NULL;
|
||||
gc_mark_roots(TSRMLS_C);
|
||||
gc_scan_roots(TSRMLS_C);
|
||||
gc_collect_roots(TSRMLS_C);
|
||||
|
||||
p = GC_G(zval_to_free);
|
||||
GC_G(zval_to_free) = NULL;
|
||||
while (p) {
|
||||
q = p->u.next;
|
||||
if (Z_TYPE(p->z) == IS_OBJECT) {
|
||||
if (EG(objects_store).object_buckets &&
|
||||
EG(objects_store).object_buckets[Z_OBJ_HANDLE(p->z)].valid &&
|
||||
EG(objects_store).object_buckets[Z_OBJ_HANDLE(p->z)].bucket.obj.refcount <= 1) {
|
||||
if (EXPECTED(Z_OBJ_HANDLER(p->z, get_properties) != NULL)) {
|
||||
Z_OBJPROP(p->z)->pDestructor = NULL;
|
||||
}
|
||||
EG(objects_store).object_buckets[Z_OBJ_HANDLE(p->z)].bucket.obj.refcount = 1;
|
||||
zend_objects_store_del_ref_by_handle(Z_OBJ_HANDLE(p->z) TSRMLS_CC);
|
||||
}
|
||||
} else {
|
||||
if (Z_TYPE(p->z) == IS_ARRAY) {
|
||||
Z_ARRVAL(p->z)->pDestructor = NULL;
|
||||
}
|
||||
zval_dtor(&p->z);
|
||||
}
|
||||
FREE_ZVAL_EX(&p->z);
|
||||
p = q;
|
||||
count++;
|
||||
}
|
||||
GC_G(collected) += count;
|
||||
}
|
||||
|
||||
return count;
|
||||
}
|
||||
|
||||
/*
|
||||
* Local variables:
|
||||
* tab-width: 4
|
||||
* c-basic-offset: 4
|
||||
* indent-tabs-mode: t
|
||||
* End:
|
||||
*/
|
245
Zend/zend_gc.h
Normal file
245
Zend/zend_gc.h
Normal file
@ -0,0 +1,245 @@
|
||||
/*
|
||||
+----------------------------------------------------------------------+
|
||||
| Zend Engine |
|
||||
+----------------------------------------------------------------------+
|
||||
| Copyright (c) 1998-2007 Zend Technologies Ltd. (http://www.zend.com) |
|
||||
+----------------------------------------------------------------------+
|
||||
| This source file is subject to version 2.00 of the Zend license, |
|
||||
| that is bundled with this package in the file LICENSE, and is |
|
||||
| available through the world-wide-web at the following url: |
|
||||
| http://www.zend.com/license/2_00.txt. |
|
||||
| If you did not receive a copy of the Zend license and are unable to |
|
||||
| obtain it through the world-wide-web, please send a note to |
|
||||
| license@zend.com so we can mail you a copy immediately. |
|
||||
+----------------------------------------------------------------------+
|
||||
| Authors: David Wang <planetbeing@gmail.com> |
|
||||
| Dmitry Stogov <dmitry@zend.com> |
|
||||
+----------------------------------------------------------------------+
|
||||
*/
|
||||
|
||||
/* $Id$ */
|
||||
|
||||
#ifndef ZEND_GC_H
|
||||
#define ZEND_GC_H
|
||||
|
||||
#ifndef GC_BENCH
|
||||
# define GC_BENCH 0
|
||||
#endif
|
||||
|
||||
#if GC_BENCH
|
||||
# define GC_BENCH_INC(counter) GC_G(counter)++
|
||||
# define GC_BENCH_DEC(counter) GC_G(counter)--
|
||||
# define GC_BENCH_PEAK(peak, counter) do { \
|
||||
if (GC_G(counter) > GC_G(peak)) { \
|
||||
GC_G(peak) = GC_G(counter); \
|
||||
} \
|
||||
} while (0)
|
||||
#else
|
||||
# define GC_BENCH_INC(counter)
|
||||
# define GC_BENCH_DEC(counter)
|
||||
# define GC_BENCH_PEAK(peak, counter)
|
||||
#endif
|
||||
|
||||
#define GC_COLOR 0x03
|
||||
|
||||
#define GC_BLACK 0x00
|
||||
#define GC_WHITE 0x01
|
||||
#define GC_GREY 0x02
|
||||
#define GC_PURPLE 0x03
|
||||
|
||||
#define GC_ADDRESS(v) \
|
||||
((gc_root_buffer*)(((zend_uintptr_t)(v)) & ~GC_COLOR))
|
||||
#define GC_SET_ADDRESS(v, a) \
|
||||
(v) = ((gc_root_buffer*)((((zend_uintptr_t)(v)) & GC_COLOR) | ((zend_uintptr_t)(a))))
|
||||
#define GC_GET_COLOR(v) \
|
||||
(((zend_uintptr_t)(v)) & GC_COLOR)
|
||||
#define GC_SET_COLOR(v, c) \
|
||||
(v) = ((gc_root_buffer*)((((zend_uintptr_t)(v)) & ~GC_COLOR) | (c)))
|
||||
#define GC_SET_BLACK(v) \
|
||||
(v) = ((gc_root_buffer*)(((zend_uintptr_t)(v)) & ~GC_COLOR))
|
||||
#define GC_SET_PURPLE(v) \
|
||||
(v) = ((gc_root_buffer*)(((zend_uintptr_t)(v)) | GC_PURPLE))
|
||||
|
||||
#define GC_ZVAL_INIT(z) \
|
||||
((zval_gc_info*)(z))->u.buffered = NULL
|
||||
#define GC_ZVAL_ADDRESS(v) \
|
||||
GC_ADDRESS(((zval_gc_info*)(v))->u.buffered)
|
||||
#define GC_ZVAL_SET_ADDRESS(v, a) \
|
||||
GC_SET_ADDRESS(((zval_gc_info*)(v))->u.buffered, (a))
|
||||
#define GC_ZVAL_GET_COLOR(v) \
|
||||
GC_GET_COLOR(((zval_gc_info*)(v))->u.buffered)
|
||||
#define GC_ZVAL_SET_COLOR(v, c) \
|
||||
GC_SET_COLOR(((zval_gc_info*)(v))->u.buffered, (c))
|
||||
#define GC_ZVAL_SET_BLACK(v) \
|
||||
GC_SET_BLACK(((zval_gc_info*)(v))->u.buffered)
|
||||
#define GC_ZVAL_SET_PURPLE(v) \
|
||||
GC_SET_PURPLE(((zval_gc_info*)(v))->u.buffered)
|
||||
|
||||
#define GC_OBJ_INIT(z) \
|
||||
(z)->buffered = NULL
|
||||
|
||||
typedef struct _gc_root_buffer {
|
||||
struct _gc_root_buffer *prev; /* double-linked list */
|
||||
struct _gc_root_buffer *next;
|
||||
zend_object_handle handle; /* must be 0 for zval */
|
||||
union {
|
||||
zval *pz;
|
||||
zend_object_handlers *handlers;
|
||||
} u;
|
||||
} gc_root_buffer;
|
||||
|
||||
typedef struct _zval_gc_info {
|
||||
zval z;
|
||||
union {
|
||||
gc_root_buffer *buffered;
|
||||
struct _zval_gc_info *next;
|
||||
} u;
|
||||
} zval_gc_info;
|
||||
|
||||
typedef struct _zend_gc_globals {
|
||||
zend_bool gc_enabled;
|
||||
|
||||
gc_root_buffer *buf; /* preallocated arrays of buffers */
|
||||
gc_root_buffer roots; /* list of possible roots of cycles */
|
||||
gc_root_buffer *unused; /* list of unused buffers */
|
||||
|
||||
zval_gc_info *zval_to_free; /* temporaryt list of zvals to free */
|
||||
|
||||
zend_uint gc_runs;
|
||||
zend_uint collected;
|
||||
|
||||
#if GC_BENCH
|
||||
zend_uint root_buf_length;
|
||||
zend_uint root_buf_peak;
|
||||
zend_uint zval_possible_root;
|
||||
zend_uint zobj_possible_root;
|
||||
zend_uint zval_buffered;
|
||||
zend_uint zobj_buffered;
|
||||
zend_uint zval_remove_from_buffer;
|
||||
zend_uint zobj_remove_from_buffer;
|
||||
zend_uint zval_marked_grey;
|
||||
zend_uint zobj_marked_grey;
|
||||
#endif
|
||||
|
||||
} zend_gc_globals;
|
||||
|
||||
#ifdef ZTS
|
||||
BEGIN_EXTERN_C()
|
||||
ZEND_API extern int gc_globals_id;
|
||||
END_EXTERN_C()
|
||||
#define GC_G(v) TSRMG(gc_globals_id, zend_gc_globals *, v)
|
||||
#else
|
||||
#define GC_G(v) (gc_globals.v)
|
||||
extern ZEND_API zend_gc_globals gc_globals;
|
||||
#endif
|
||||
|
||||
BEGIN_EXTERN_C()
|
||||
ZEND_API int gc_collect_cycles(TSRMLS_D);
|
||||
ZEND_API void gc_zval_possible_root(zval *zv TSRMLS_DC);
|
||||
ZEND_API void gc_zobj_possible_root(zval *zv TSRMLS_DC);
|
||||
ZEND_API void gc_globals_ctor(TSRMLS_D);
|
||||
ZEND_API void gc_globals_dtor(TSRMLS_D);
|
||||
ZEND_API void gc_init(TSRMLS_D);
|
||||
ZEND_API void gc_reset(TSRMLS_D);
|
||||
END_EXTERN_C()
|
||||
|
||||
#define GC_ZVAL_CHECK_POSSIBLE_ROOT(z) \
|
||||
gc_zval_check_possible_root((z) TSRMLS_CC)
|
||||
|
||||
#define GC_REMOVE_FROM_BUFFER(current) \
|
||||
gc_remove_from_buffer((current) TSRMLS_CC)
|
||||
|
||||
#define GC_REMOVE_ZVAL_FROM_BUFFER(z) \
|
||||
gc_remove_zval_from_buffer(z)
|
||||
|
||||
#define GC_ZOBJ_CHECK_POSSIBLE_ROOT(zobject) \
|
||||
do { \
|
||||
if (EXPECTED(EG(objects_store).object_buckets != NULL) && \
|
||||
EG(objects_store).object_buckets[Z_OBJ_HANDLE_P(zobject)].valid) { \
|
||||
gc_zobj_possible_root(zobject TSRMLS_CC); \
|
||||
} \
|
||||
} while (0)
|
||||
|
||||
#define GC_REMOVE_ZOBJ_FROM_BUFFER(obj) \
|
||||
do { \
|
||||
if (GC_ADDRESS((obj)->buffered)) { \
|
||||
GC_BENCH_INC(zobj_remove_from_buffer); \
|
||||
GC_REMOVE_FROM_BUFFER(GC_ADDRESS((obj)->buffered)); \
|
||||
(obj)->buffered = NULL; \
|
||||
} \
|
||||
} while (0)
|
||||
|
||||
static zend_always_inline void gc_zval_check_possible_root(zval *z TSRMLS_DC)
|
||||
{
|
||||
if (z->type == IS_ARRAY || z->type == IS_OBJECT) {
|
||||
gc_zval_possible_root(z TSRMLS_CC);
|
||||
}
|
||||
}
|
||||
|
||||
static zend_always_inline void gc_remove_from_buffer(gc_root_buffer *root TSRMLS_DC)
|
||||
{
|
||||
root->next->prev = root->prev;
|
||||
root->prev->next = root->next;
|
||||
root->prev = GC_G(unused);
|
||||
GC_G(unused) = root;
|
||||
GC_BENCH_DEC(root_buf_length);
|
||||
}
|
||||
|
||||
static zend_always_inline void gc_remove_zval_from_buffer(zval* z)
|
||||
{
|
||||
gc_root_buffer* root_buffer;
|
||||
|
||||
root_buffer = GC_ADDRESS(((zval_gc_info*)z)->u.buffered);
|
||||
if (root_buffer) {
|
||||
TSRMLS_FETCH();
|
||||
|
||||
GC_BENCH_INC(zval_remove_from_buffer);
|
||||
GC_REMOVE_FROM_BUFFER(root_buffer);
|
||||
((zval_gc_info*)z)->u.buffered = NULL;
|
||||
}
|
||||
}
|
||||
|
||||
/* The following macroses override macroses from zend_alloc.h */
|
||||
#undef ALLOC_ZVAL
|
||||
#define ALLOC_ZVAL(z) \
|
||||
do { \
|
||||
(z) = (zval*)emalloc(sizeof(zval_gc_info)); \
|
||||
GC_ZVAL_INIT(z); \
|
||||
} while (0)
|
||||
|
||||
#undef FREE_ZVAL
|
||||
#define FREE_ZVAL(z) \
|
||||
do { \
|
||||
GC_REMOVE_ZVAL_FROM_BUFFER(z); \
|
||||
efree(z); \
|
||||
} while (0)
|
||||
|
||||
#undef ALLOC_ZVAL_REL
|
||||
#define ALLOC_ZVAL_REL(z) \
|
||||
do { \
|
||||
(z) = (zval*)emalloc_rel(sizeof(zval_gc_info)); \
|
||||
GC_ZVAL_INIT(z); \
|
||||
} while (0)
|
||||
|
||||
#undef FREE_ZVAL_REL
|
||||
#define FREE_ZVAL_REL(z) \
|
||||
do { \
|
||||
GC_REMOVE_ZVAL_FROM_BUFFER(z); \
|
||||
efree_rel(z); \
|
||||
} while (0)
|
||||
|
||||
#define FREE_ZVAL_EX(z) \
|
||||
efree(z)
|
||||
|
||||
#define FREE_ZVAL_REL_EX(z) \
|
||||
efree_rel(z)
|
||||
|
||||
#endif /* ZEND_GC_H */
|
||||
|
||||
/*
|
||||
* Local variables:
|
||||
* tab-width: 4
|
||||
* c-basic-offset: 4
|
||||
* indent-tabs-mode: t
|
||||
* End:
|
||||
*/
|
@ -84,6 +84,8 @@ ZEND_API void zend_objects_store_free_object_storage(zend_objects_store *objects
|
||||
if (objects->object_buckets[i].valid) {
|
||||
struct _store_object *obj = &objects->object_buckets[i].bucket.obj;
|
||||
|
||||
GC_REMOVE_ZOBJ_FROM_BUFFER(obj);
|
||||
|
||||
objects->object_buckets[i].valid = 0;
|
||||
if (obj->free_storage) {
|
||||
obj->free_storage(obj->object TSRMLS_CC);
|
||||
@ -116,6 +118,7 @@ ZEND_API zend_object_handle zend_objects_store_put(void *object, zend_objects_st
|
||||
EG(objects_store).object_buckets[handle].valid = 1;
|
||||
|
||||
obj->refcount = 1;
|
||||
GC_OBJ_INIT(obj);
|
||||
obj->object = object;
|
||||
obj->dtor = dtor?dtor:(zend_objects_store_dtor_t)zend_objects_destroy_object;
|
||||
obj->free_storage = free_storage;
|
||||
@ -167,6 +170,8 @@ ZEND_API void zend_objects_store_del_ref(zval *zobject TSRMLS_DC)
|
||||
Z_ADDREF_P(zobject);
|
||||
zend_objects_store_del_ref_by_handle(handle TSRMLS_CC);
|
||||
Z_DELREF_P(zobject);
|
||||
|
||||
GC_ZOBJ_CHECK_POSSIBLE_ROOT(zobject);
|
||||
}
|
||||
|
||||
/*
|
||||
@ -201,6 +206,7 @@ ZEND_API void zend_objects_store_del_ref_by_handle(zend_object_handle handle TSR
|
||||
}
|
||||
}
|
||||
if (obj->refcount == 1) {
|
||||
GC_REMOVE_ZOBJ_FROM_BUFFER(obj);
|
||||
if (obj->free_storage) {
|
||||
zend_try {
|
||||
obj->free_storage(obj->object TSRMLS_CC);
|
||||
|
@ -38,6 +38,7 @@ typedef struct _zend_object_store_bucket {
|
||||
zend_objects_free_object_storage_t free_storage;
|
||||
zend_objects_store_clone_t clone;
|
||||
zend_uint refcount;
|
||||
gc_root_buffer *buffered;
|
||||
} obj;
|
||||
struct {
|
||||
int next;
|
||||
|
@ -1352,6 +1352,7 @@ ZEND_API int numeric_compare_function(zval *result, zval *op1, zval *op2 TSRMLS_
|
||||
static inline void zend_free_obj_get_result(zval *op)
|
||||
{
|
||||
if (Z_REFCOUNT_P(op) == 0) {
|
||||
GC_REMOVE_ZVAL_FROM_BUFFER(op);
|
||||
zval_dtor(op);
|
||||
FREE_ZVAL(op);
|
||||
} else {
|
||||
|
@ -350,6 +350,7 @@ ZEND_VM_HELPER_EX(zend_binary_assign_op_obj_helper, VAR|UNUSED|CV, CONST|TMP|VAR
|
||||
zval *value = Z_OBJ_HT_P(z)->get(z TSRMLS_CC);
|
||||
|
||||
if (Z_REFCOUNT_P(z) == 0) {
|
||||
GC_REMOVE_ZVAL_FROM_BUFFER(z);
|
||||
zval_dtor(z);
|
||||
FREE_ZVAL(z);
|
||||
}
|
||||
@ -588,6 +589,7 @@ ZEND_VM_HELPER_EX(zend_pre_incdec_property_helper, VAR|UNUSED|CV, CONST|TMP|VAR|
|
||||
zval *value = Z_OBJ_HT_P(z)->get(z TSRMLS_CC);
|
||||
|
||||
if (Z_REFCOUNT_P(z) == 0) {
|
||||
GC_REMOVE_ZVAL_FROM_BUFFER(z);
|
||||
zval_dtor(z);
|
||||
FREE_ZVAL(z);
|
||||
}
|
||||
@ -678,6 +680,7 @@ ZEND_VM_HELPER_EX(zend_post_incdec_property_helper, VAR|UNUSED|CV, CONST|TMP|VAR
|
||||
zval *value = Z_OBJ_HT_P(z)->get(z TSRMLS_CC);
|
||||
|
||||
if (Z_REFCOUNT_P(z) == 0) {
|
||||
GC_REMOVE_ZVAL_FROM_BUFFER(z);
|
||||
zval_dtor(z);
|
||||
FREE_ZVAL(z);
|
||||
}
|
||||
@ -1227,6 +1230,7 @@ ZEND_VM_HELPER_EX(zend_fetch_property_address_read_helper, VAR|UNUSED|CV, CONST|
|
||||
|
||||
if (RETURN_VALUE_UNUSED(&opline->result)) {
|
||||
if (Z_REFCOUNT_P(retval) == 0) {
|
||||
GC_REMOVE_ZVAL_FROM_BUFFER(retval);
|
||||
zval_dtor(retval);
|
||||
FREE_ZVAL(retval);
|
||||
}
|
||||
|
@ -8850,6 +8850,7 @@ static int zend_binary_assign_op_obj_helper_SPEC_VAR_CONST(int (*binary_op)(zval
|
||||
zval *value = Z_OBJ_HT_P(z)->get(z TSRMLS_CC);
|
||||
|
||||
if (Z_REFCOUNT_P(z) == 0) {
|
||||
GC_REMOVE_ZVAL_FROM_BUFFER(z);
|
||||
zval_dtor(z);
|
||||
FREE_ZVAL(z);
|
||||
}
|
||||
@ -9087,6 +9088,7 @@ static int zend_pre_incdec_property_helper_SPEC_VAR_CONST(incdec_t incdec_op, ZE
|
||||
zval *value = Z_OBJ_HT_P(z)->get(z TSRMLS_CC);
|
||||
|
||||
if (Z_REFCOUNT_P(z) == 0) {
|
||||
GC_REMOVE_ZVAL_FROM_BUFFER(z);
|
||||
zval_dtor(z);
|
||||
FREE_ZVAL(z);
|
||||
}
|
||||
@ -9177,6 +9179,7 @@ static int zend_post_incdec_property_helper_SPEC_VAR_CONST(incdec_t incdec_op, Z
|
||||
zval *value = Z_OBJ_HT_P(z)->get(z TSRMLS_CC);
|
||||
|
||||
if (Z_REFCOUNT_P(z) == 0) {
|
||||
GC_REMOVE_ZVAL_FROM_BUFFER(z);
|
||||
zval_dtor(z);
|
||||
FREE_ZVAL(z);
|
||||
}
|
||||
@ -9407,6 +9410,7 @@ static int zend_fetch_property_address_read_helper_SPEC_VAR_CONST(int type, ZEND
|
||||
|
||||
if (RETURN_VALUE_UNUSED(&opline->result)) {
|
||||
if (Z_REFCOUNT_P(retval) == 0) {
|
||||
GC_REMOVE_ZVAL_FROM_BUFFER(retval);
|
||||
zval_dtor(retval);
|
||||
FREE_ZVAL(retval);
|
||||
}
|
||||
@ -10589,6 +10593,7 @@ static int zend_binary_assign_op_obj_helper_SPEC_VAR_TMP(int (*binary_op)(zval *
|
||||
zval *value = Z_OBJ_HT_P(z)->get(z TSRMLS_CC);
|
||||
|
||||
if (Z_REFCOUNT_P(z) == 0) {
|
||||
GC_REMOVE_ZVAL_FROM_BUFFER(z);
|
||||
zval_dtor(z);
|
||||
FREE_ZVAL(z);
|
||||
}
|
||||
@ -10827,6 +10832,7 @@ static int zend_pre_incdec_property_helper_SPEC_VAR_TMP(incdec_t incdec_op, ZEND
|
||||
zval *value = Z_OBJ_HT_P(z)->get(z TSRMLS_CC);
|
||||
|
||||
if (Z_REFCOUNT_P(z) == 0) {
|
||||
GC_REMOVE_ZVAL_FROM_BUFFER(z);
|
||||
zval_dtor(z);
|
||||
FREE_ZVAL(z);
|
||||
}
|
||||
@ -10917,6 +10923,7 @@ static int zend_post_incdec_property_helper_SPEC_VAR_TMP(incdec_t incdec_op, ZEN
|
||||
zval *value = Z_OBJ_HT_P(z)->get(z TSRMLS_CC);
|
||||
|
||||
if (Z_REFCOUNT_P(z) == 0) {
|
||||
GC_REMOVE_ZVAL_FROM_BUFFER(z);
|
||||
zval_dtor(z);
|
||||
FREE_ZVAL(z);
|
||||
}
|
||||
@ -11147,6 +11154,7 @@ static int zend_fetch_property_address_read_helper_SPEC_VAR_TMP(int type, ZEND_O
|
||||
|
||||
if (RETURN_VALUE_UNUSED(&opline->result)) {
|
||||
if (Z_REFCOUNT_P(retval) == 0) {
|
||||
GC_REMOVE_ZVAL_FROM_BUFFER(retval);
|
||||
zval_dtor(retval);
|
||||
FREE_ZVAL(retval);
|
||||
}
|
||||
@ -12260,6 +12268,7 @@ static int zend_binary_assign_op_obj_helper_SPEC_VAR_VAR(int (*binary_op)(zval *
|
||||
zval *value = Z_OBJ_HT_P(z)->get(z TSRMLS_CC);
|
||||
|
||||
if (Z_REFCOUNT_P(z) == 0) {
|
||||
GC_REMOVE_ZVAL_FROM_BUFFER(z);
|
||||
zval_dtor(z);
|
||||
FREE_ZVAL(z);
|
||||
}
|
||||
@ -12498,6 +12507,7 @@ static int zend_pre_incdec_property_helper_SPEC_VAR_VAR(incdec_t incdec_op, ZEND
|
||||
zval *value = Z_OBJ_HT_P(z)->get(z TSRMLS_CC);
|
||||
|
||||
if (Z_REFCOUNT_P(z) == 0) {
|
||||
GC_REMOVE_ZVAL_FROM_BUFFER(z);
|
||||
zval_dtor(z);
|
||||
FREE_ZVAL(z);
|
||||
}
|
||||
@ -12588,6 +12598,7 @@ static int zend_post_incdec_property_helper_SPEC_VAR_VAR(incdec_t incdec_op, ZEN
|
||||
zval *value = Z_OBJ_HT_P(z)->get(z TSRMLS_CC);
|
||||
|
||||
if (Z_REFCOUNT_P(z) == 0) {
|
||||
GC_REMOVE_ZVAL_FROM_BUFFER(z);
|
||||
zval_dtor(z);
|
||||
FREE_ZVAL(z);
|
||||
}
|
||||
@ -12818,6 +12829,7 @@ static int zend_fetch_property_address_read_helper_SPEC_VAR_VAR(int type, ZEND_O
|
||||
|
||||
if (RETURN_VALUE_UNUSED(&opline->result)) {
|
||||
if (Z_REFCOUNT_P(retval) == 0) {
|
||||
GC_REMOVE_ZVAL_FROM_BUFFER(retval);
|
||||
zval_dtor(retval);
|
||||
FREE_ZVAL(retval);
|
||||
}
|
||||
@ -13734,6 +13746,7 @@ static int zend_binary_assign_op_obj_helper_SPEC_VAR_UNUSED(int (*binary_op)(zva
|
||||
zval *value = Z_OBJ_HT_P(z)->get(z TSRMLS_CC);
|
||||
|
||||
if (Z_REFCOUNT_P(z) == 0) {
|
||||
GC_REMOVE_ZVAL_FROM_BUFFER(z);
|
||||
zval_dtor(z);
|
||||
FREE_ZVAL(z);
|
||||
}
|
||||
@ -14537,6 +14550,7 @@ static int zend_binary_assign_op_obj_helper_SPEC_VAR_CV(int (*binary_op)(zval *r
|
||||
zval *value = Z_OBJ_HT_P(z)->get(z TSRMLS_CC);
|
||||
|
||||
if (Z_REFCOUNT_P(z) == 0) {
|
||||
GC_REMOVE_ZVAL_FROM_BUFFER(z);
|
||||
zval_dtor(z);
|
||||
FREE_ZVAL(z);
|
||||
}
|
||||
@ -14774,6 +14788,7 @@ static int zend_pre_incdec_property_helper_SPEC_VAR_CV(incdec_t incdec_op, ZEND_
|
||||
zval *value = Z_OBJ_HT_P(z)->get(z TSRMLS_CC);
|
||||
|
||||
if (Z_REFCOUNT_P(z) == 0) {
|
||||
GC_REMOVE_ZVAL_FROM_BUFFER(z);
|
||||
zval_dtor(z);
|
||||
FREE_ZVAL(z);
|
||||
}
|
||||
@ -14864,6 +14879,7 @@ static int zend_post_incdec_property_helper_SPEC_VAR_CV(incdec_t incdec_op, ZEND
|
||||
zval *value = Z_OBJ_HT_P(z)->get(z TSRMLS_CC);
|
||||
|
||||
if (Z_REFCOUNT_P(z) == 0) {
|
||||
GC_REMOVE_ZVAL_FROM_BUFFER(z);
|
||||
zval_dtor(z);
|
||||
FREE_ZVAL(z);
|
||||
}
|
||||
@ -15094,6 +15110,7 @@ static int zend_fetch_property_address_read_helper_SPEC_VAR_CV(int type, ZEND_OP
|
||||
|
||||
if (RETURN_VALUE_UNUSED(&opline->result)) {
|
||||
if (Z_REFCOUNT_P(retval) == 0) {
|
||||
GC_REMOVE_ZVAL_FROM_BUFFER(retval);
|
||||
zval_dtor(retval);
|
||||
FREE_ZVAL(retval);
|
||||
}
|
||||
@ -16087,6 +16104,7 @@ static int zend_binary_assign_op_obj_helper_SPEC_UNUSED_CONST(int (*binary_op)(z
|
||||
zval *value = Z_OBJ_HT_P(z)->get(z TSRMLS_CC);
|
||||
|
||||
if (Z_REFCOUNT_P(z) == 0) {
|
||||
GC_REMOVE_ZVAL_FROM_BUFFER(z);
|
||||
zval_dtor(z);
|
||||
FREE_ZVAL(z);
|
||||
}
|
||||
@ -16323,6 +16341,7 @@ static int zend_pre_incdec_property_helper_SPEC_UNUSED_CONST(incdec_t incdec_op,
|
||||
zval *value = Z_OBJ_HT_P(z)->get(z TSRMLS_CC);
|
||||
|
||||
if (Z_REFCOUNT_P(z) == 0) {
|
||||
GC_REMOVE_ZVAL_FROM_BUFFER(z);
|
||||
zval_dtor(z);
|
||||
FREE_ZVAL(z);
|
||||
}
|
||||
@ -16413,6 +16432,7 @@ static int zend_post_incdec_property_helper_SPEC_UNUSED_CONST(incdec_t incdec_op
|
||||
zval *value = Z_OBJ_HT_P(z)->get(z TSRMLS_CC);
|
||||
|
||||
if (Z_REFCOUNT_P(z) == 0) {
|
||||
GC_REMOVE_ZVAL_FROM_BUFFER(z);
|
||||
zval_dtor(z);
|
||||
FREE_ZVAL(z);
|
||||
}
|
||||
@ -16492,6 +16512,7 @@ static int zend_fetch_property_address_read_helper_SPEC_UNUSED_CONST(int type, Z
|
||||
|
||||
if (RETURN_VALUE_UNUSED(&opline->result)) {
|
||||
if (Z_REFCOUNT_P(retval) == 0) {
|
||||
GC_REMOVE_ZVAL_FROM_BUFFER(retval);
|
||||
zval_dtor(retval);
|
||||
FREE_ZVAL(retval);
|
||||
}
|
||||
@ -17153,6 +17174,7 @@ static int zend_binary_assign_op_obj_helper_SPEC_UNUSED_TMP(int (*binary_op)(zva
|
||||
zval *value = Z_OBJ_HT_P(z)->get(z TSRMLS_CC);
|
||||
|
||||
if (Z_REFCOUNT_P(z) == 0) {
|
||||
GC_REMOVE_ZVAL_FROM_BUFFER(z);
|
||||
zval_dtor(z);
|
||||
FREE_ZVAL(z);
|
||||
}
|
||||
@ -17390,6 +17412,7 @@ static int zend_pre_incdec_property_helper_SPEC_UNUSED_TMP(incdec_t incdec_op, Z
|
||||
zval *value = Z_OBJ_HT_P(z)->get(z TSRMLS_CC);
|
||||
|
||||
if (Z_REFCOUNT_P(z) == 0) {
|
||||
GC_REMOVE_ZVAL_FROM_BUFFER(z);
|
||||
zval_dtor(z);
|
||||
FREE_ZVAL(z);
|
||||
}
|
||||
@ -17480,6 +17503,7 @@ static int zend_post_incdec_property_helper_SPEC_UNUSED_TMP(incdec_t incdec_op,
|
||||
zval *value = Z_OBJ_HT_P(z)->get(z TSRMLS_CC);
|
||||
|
||||
if (Z_REFCOUNT_P(z) == 0) {
|
||||
GC_REMOVE_ZVAL_FROM_BUFFER(z);
|
||||
zval_dtor(z);
|
||||
FREE_ZVAL(z);
|
||||
}
|
||||
@ -17559,6 +17583,7 @@ static int zend_fetch_property_address_read_helper_SPEC_UNUSED_TMP(int type, ZEN
|
||||
|
||||
if (RETURN_VALUE_UNUSED(&opline->result)) {
|
||||
if (Z_REFCOUNT_P(retval) == 0) {
|
||||
GC_REMOVE_ZVAL_FROM_BUFFER(retval);
|
||||
zval_dtor(retval);
|
||||
FREE_ZVAL(retval);
|
||||
}
|
||||
@ -18149,6 +18174,7 @@ static int zend_binary_assign_op_obj_helper_SPEC_UNUSED_VAR(int (*binary_op)(zva
|
||||
zval *value = Z_OBJ_HT_P(z)->get(z TSRMLS_CC);
|
||||
|
||||
if (Z_REFCOUNT_P(z) == 0) {
|
||||
GC_REMOVE_ZVAL_FROM_BUFFER(z);
|
||||
zval_dtor(z);
|
||||
FREE_ZVAL(z);
|
||||
}
|
||||
@ -18386,6 +18412,7 @@ static int zend_pre_incdec_property_helper_SPEC_UNUSED_VAR(incdec_t incdec_op, Z
|
||||
zval *value = Z_OBJ_HT_P(z)->get(z TSRMLS_CC);
|
||||
|
||||
if (Z_REFCOUNT_P(z) == 0) {
|
||||
GC_REMOVE_ZVAL_FROM_BUFFER(z);
|
||||
zval_dtor(z);
|
||||
FREE_ZVAL(z);
|
||||
}
|
||||
@ -18476,6 +18503,7 @@ static int zend_post_incdec_property_helper_SPEC_UNUSED_VAR(incdec_t incdec_op,
|
||||
zval *value = Z_OBJ_HT_P(z)->get(z TSRMLS_CC);
|
||||
|
||||
if (Z_REFCOUNT_P(z) == 0) {
|
||||
GC_REMOVE_ZVAL_FROM_BUFFER(z);
|
||||
zval_dtor(z);
|
||||
FREE_ZVAL(z);
|
||||
}
|
||||
@ -18555,6 +18583,7 @@ static int zend_fetch_property_address_read_helper_SPEC_UNUSED_VAR(int type, ZEN
|
||||
|
||||
if (RETURN_VALUE_UNUSED(&opline->result)) {
|
||||
if (Z_REFCOUNT_P(retval) == 0) {
|
||||
GC_REMOVE_ZVAL_FROM_BUFFER(retval);
|
||||
zval_dtor(retval);
|
||||
FREE_ZVAL(retval);
|
||||
}
|
||||
@ -19145,6 +19174,7 @@ static int zend_binary_assign_op_obj_helper_SPEC_UNUSED_UNUSED(int (*binary_op)(
|
||||
zval *value = Z_OBJ_HT_P(z)->get(z TSRMLS_CC);
|
||||
|
||||
if (Z_REFCOUNT_P(z) == 0) {
|
||||
GC_REMOVE_ZVAL_FROM_BUFFER(z);
|
||||
zval_dtor(z);
|
||||
FREE_ZVAL(z);
|
||||
}
|
||||
@ -19412,6 +19442,7 @@ static int zend_binary_assign_op_obj_helper_SPEC_UNUSED_CV(int (*binary_op)(zval
|
||||
zval *value = Z_OBJ_HT_P(z)->get(z TSRMLS_CC);
|
||||
|
||||
if (Z_REFCOUNT_P(z) == 0) {
|
||||
GC_REMOVE_ZVAL_FROM_BUFFER(z);
|
||||
zval_dtor(z);
|
||||
FREE_ZVAL(z);
|
||||
}
|
||||
@ -19648,6 +19679,7 @@ static int zend_pre_incdec_property_helper_SPEC_UNUSED_CV(incdec_t incdec_op, ZE
|
||||
zval *value = Z_OBJ_HT_P(z)->get(z TSRMLS_CC);
|
||||
|
||||
if (Z_REFCOUNT_P(z) == 0) {
|
||||
GC_REMOVE_ZVAL_FROM_BUFFER(z);
|
||||
zval_dtor(z);
|
||||
FREE_ZVAL(z);
|
||||
}
|
||||
@ -19738,6 +19770,7 @@ static int zend_post_incdec_property_helper_SPEC_UNUSED_CV(incdec_t incdec_op, Z
|
||||
zval *value = Z_OBJ_HT_P(z)->get(z TSRMLS_CC);
|
||||
|
||||
if (Z_REFCOUNT_P(z) == 0) {
|
||||
GC_REMOVE_ZVAL_FROM_BUFFER(z);
|
||||
zval_dtor(z);
|
||||
FREE_ZVAL(z);
|
||||
}
|
||||
@ -19817,6 +19850,7 @@ static int zend_fetch_property_address_read_helper_SPEC_UNUSED_CV(int type, ZEND
|
||||
|
||||
if (RETURN_VALUE_UNUSED(&opline->result)) {
|
||||
if (Z_REFCOUNT_P(retval) == 0) {
|
||||
GC_REMOVE_ZVAL_FROM_BUFFER(retval);
|
||||
zval_dtor(retval);
|
||||
FREE_ZVAL(retval);
|
||||
}
|
||||
@ -21887,6 +21921,7 @@ static int zend_binary_assign_op_obj_helper_SPEC_CV_CONST(int (*binary_op)(zval
|
||||
zval *value = Z_OBJ_HT_P(z)->get(z TSRMLS_CC);
|
||||
|
||||
if (Z_REFCOUNT_P(z) == 0) {
|
||||
GC_REMOVE_ZVAL_FROM_BUFFER(z);
|
||||
zval_dtor(z);
|
||||
FREE_ZVAL(z);
|
||||
}
|
||||
@ -22123,6 +22158,7 @@ static int zend_pre_incdec_property_helper_SPEC_CV_CONST(incdec_t incdec_op, ZEN
|
||||
zval *value = Z_OBJ_HT_P(z)->get(z TSRMLS_CC);
|
||||
|
||||
if (Z_REFCOUNT_P(z) == 0) {
|
||||
GC_REMOVE_ZVAL_FROM_BUFFER(z);
|
||||
zval_dtor(z);
|
||||
FREE_ZVAL(z);
|
||||
}
|
||||
@ -22213,6 +22249,7 @@ static int zend_post_incdec_property_helper_SPEC_CV_CONST(incdec_t incdec_op, ZE
|
||||
zval *value = Z_OBJ_HT_P(z)->get(z TSRMLS_CC);
|
||||
|
||||
if (Z_REFCOUNT_P(z) == 0) {
|
||||
GC_REMOVE_ZVAL_FROM_BUFFER(z);
|
||||
zval_dtor(z);
|
||||
FREE_ZVAL(z);
|
||||
}
|
||||
@ -22442,6 +22479,7 @@ static int zend_fetch_property_address_read_helper_SPEC_CV_CONST(int type, ZEND_
|
||||
|
||||
if (RETURN_VALUE_UNUSED(&opline->result)) {
|
||||
if (Z_REFCOUNT_P(retval) == 0) {
|
||||
GC_REMOVE_ZVAL_FROM_BUFFER(retval);
|
||||
zval_dtor(retval);
|
||||
FREE_ZVAL(retval);
|
||||
}
|
||||
@ -23453,6 +23491,7 @@ static int zend_binary_assign_op_obj_helper_SPEC_CV_TMP(int (*binary_op)(zval *r
|
||||
zval *value = Z_OBJ_HT_P(z)->get(z TSRMLS_CC);
|
||||
|
||||
if (Z_REFCOUNT_P(z) == 0) {
|
||||
GC_REMOVE_ZVAL_FROM_BUFFER(z);
|
||||
zval_dtor(z);
|
||||
FREE_ZVAL(z);
|
||||
}
|
||||
@ -23690,6 +23729,7 @@ static int zend_pre_incdec_property_helper_SPEC_CV_TMP(incdec_t incdec_op, ZEND_
|
||||
zval *value = Z_OBJ_HT_P(z)->get(z TSRMLS_CC);
|
||||
|
||||
if (Z_REFCOUNT_P(z) == 0) {
|
||||
GC_REMOVE_ZVAL_FROM_BUFFER(z);
|
||||
zval_dtor(z);
|
||||
FREE_ZVAL(z);
|
||||
}
|
||||
@ -23780,6 +23820,7 @@ static int zend_post_incdec_property_helper_SPEC_CV_TMP(incdec_t incdec_op, ZEND
|
||||
zval *value = Z_OBJ_HT_P(z)->get(z TSRMLS_CC);
|
||||
|
||||
if (Z_REFCOUNT_P(z) == 0) {
|
||||
GC_REMOVE_ZVAL_FROM_BUFFER(z);
|
||||
zval_dtor(z);
|
||||
FREE_ZVAL(z);
|
||||
}
|
||||
@ -24009,6 +24050,7 @@ static int zend_fetch_property_address_read_helper_SPEC_CV_TMP(int type, ZEND_OP
|
||||
|
||||
if (RETURN_VALUE_UNUSED(&opline->result)) {
|
||||
if (Z_REFCOUNT_P(retval) == 0) {
|
||||
GC_REMOVE_ZVAL_FROM_BUFFER(retval);
|
||||
zval_dtor(retval);
|
||||
FREE_ZVAL(retval);
|
||||
}
|
||||
@ -25023,6 +25065,7 @@ static int zend_binary_assign_op_obj_helper_SPEC_CV_VAR(int (*binary_op)(zval *r
|
||||
zval *value = Z_OBJ_HT_P(z)->get(z TSRMLS_CC);
|
||||
|
||||
if (Z_REFCOUNT_P(z) == 0) {
|
||||
GC_REMOVE_ZVAL_FROM_BUFFER(z);
|
||||
zval_dtor(z);
|
||||
FREE_ZVAL(z);
|
||||
}
|
||||
@ -25260,6 +25303,7 @@ static int zend_pre_incdec_property_helper_SPEC_CV_VAR(incdec_t incdec_op, ZEND_
|
||||
zval *value = Z_OBJ_HT_P(z)->get(z TSRMLS_CC);
|
||||
|
||||
if (Z_REFCOUNT_P(z) == 0) {
|
||||
GC_REMOVE_ZVAL_FROM_BUFFER(z);
|
||||
zval_dtor(z);
|
||||
FREE_ZVAL(z);
|
||||
}
|
||||
@ -25350,6 +25394,7 @@ static int zend_post_incdec_property_helper_SPEC_CV_VAR(incdec_t incdec_op, ZEND
|
||||
zval *value = Z_OBJ_HT_P(z)->get(z TSRMLS_CC);
|
||||
|
||||
if (Z_REFCOUNT_P(z) == 0) {
|
||||
GC_REMOVE_ZVAL_FROM_BUFFER(z);
|
||||
zval_dtor(z);
|
||||
FREE_ZVAL(z);
|
||||
}
|
||||
@ -25579,6 +25624,7 @@ static int zend_fetch_property_address_read_helper_SPEC_CV_VAR(int type, ZEND_OP
|
||||
|
||||
if (RETURN_VALUE_UNUSED(&opline->result)) {
|
||||
if (Z_REFCOUNT_P(retval) == 0) {
|
||||
GC_REMOVE_ZVAL_FROM_BUFFER(retval);
|
||||
zval_dtor(retval);
|
||||
FREE_ZVAL(retval);
|
||||
}
|
||||
@ -26395,6 +26441,7 @@ static int zend_binary_assign_op_obj_helper_SPEC_CV_UNUSED(int (*binary_op)(zval
|
||||
zval *value = Z_OBJ_HT_P(z)->get(z TSRMLS_CC);
|
||||
|
||||
if (Z_REFCOUNT_P(z) == 0) {
|
||||
GC_REMOVE_ZVAL_FROM_BUFFER(z);
|
||||
zval_dtor(z);
|
||||
FREE_ZVAL(z);
|
||||
}
|
||||
@ -27107,6 +27154,7 @@ static int zend_binary_assign_op_obj_helper_SPEC_CV_CV(int (*binary_op)(zval *re
|
||||
zval *value = Z_OBJ_HT_P(z)->get(z TSRMLS_CC);
|
||||
|
||||
if (Z_REFCOUNT_P(z) == 0) {
|
||||
GC_REMOVE_ZVAL_FROM_BUFFER(z);
|
||||
zval_dtor(z);
|
||||
FREE_ZVAL(z);
|
||||
}
|
||||
@ -27343,6 +27391,7 @@ static int zend_pre_incdec_property_helper_SPEC_CV_CV(incdec_t incdec_op, ZEND_O
|
||||
zval *value = Z_OBJ_HT_P(z)->get(z TSRMLS_CC);
|
||||
|
||||
if (Z_REFCOUNT_P(z) == 0) {
|
||||
GC_REMOVE_ZVAL_FROM_BUFFER(z);
|
||||
zval_dtor(z);
|
||||
FREE_ZVAL(z);
|
||||
}
|
||||
@ -27433,6 +27482,7 @@ static int zend_post_incdec_property_helper_SPEC_CV_CV(incdec_t incdec_op, ZEND_
|
||||
zval *value = Z_OBJ_HT_P(z)->get(z TSRMLS_CC);
|
||||
|
||||
if (Z_REFCOUNT_P(z) == 0) {
|
||||
GC_REMOVE_ZVAL_FROM_BUFFER(z);
|
||||
zval_dtor(z);
|
||||
FREE_ZVAL(z);
|
||||
}
|
||||
@ -27662,6 +27712,7 @@ static int zend_fetch_property_address_read_helper_SPEC_CV_CV(int type, ZEND_OPC
|
||||
|
||||
if (RETURN_VALUE_UNUSED(&opline->result)) {
|
||||
if (Z_REFCOUNT_P(retval) == 0) {
|
||||
GC_REMOVE_ZVAL_FROM_BUFFER(retval);
|
||||
zval_dtor(retval);
|
||||
FREE_ZVAL(retval);
|
||||
}
|
||||
|
@ -1326,7 +1326,7 @@ PHP_ADD_SOURCES(Zend, \
|
||||
zend_variables.c zend.c zend_API.c zend_extensions.c zend_hash.c \
|
||||
zend_list.c zend_indent.c zend_builtin_functions.c zend_sprintf.c \
|
||||
zend_ini.c zend_qsort.c zend_multibyte.c zend_ts_hash.c zend_stream.c \
|
||||
zend_iterators.c zend_interfaces.c zend_exceptions.c zend_strtod.c)
|
||||
zend_iterators.c zend_interfaces.c zend_exceptions.c zend_strtod.c zend_gc.c)
|
||||
|
||||
if test -r "$abs_srcdir/Zend/zend_objects.c"; then
|
||||
PHP_ADD_SOURCES(Zend, zend_objects.c zend_object_handlers.c zend_objects_API.c \
|
||||
|
@ -1703,6 +1703,8 @@ int php_module_startup(sapi_module_struct *sf, zend_module_entry *additional_mod
|
||||
ts_allocate_id(&php_win32_core_globals_id, sizeof(php_win32_core_globals), (ts_allocate_ctor) php_win32_core_globals_ctor, (ts_allocate_dtor) php_win32_core_globals_dtor);
|
||||
#endif
|
||||
#endif
|
||||
gc_globals_ctor(TSRMLS_C);
|
||||
|
||||
EG(bailout) = NULL;
|
||||
EG(error_reporting) = E_ALL & ~E_NOTICE;
|
||||
|
||||
@ -1904,6 +1906,7 @@ void php_module_shutdown(TSRMLS_D)
|
||||
zend_ini_shutdown(TSRMLS_C);
|
||||
shutdown_memory_manager(CG(unclean_shutdown), 1 TSRMLS_CC);
|
||||
core_globals_dtor(&core_globals TSRMLS_CC);
|
||||
gc_globals_dtor(TSRMLS_C);
|
||||
#else
|
||||
zend_ini_global_shutdown(TSRMLS_C);
|
||||
ts_free_id(core_globals_id);
|
||||
|
Loading…
Reference in New Issue
Block a user