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php-src/Zend/zend_gc.c
Sebastian Bergmann d2281d1dff sed -i "s#1998-2009#1998-2010#g" **/*.c **/*.h **/*.php
2010-01-05 20:46:53 +00:00

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/*
+----------------------------------------------------------------------+
| Zend Engine |
+----------------------------------------------------------------------+
| Copyright (c) 1998-2010 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
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->gc_active = 0;
gc_globals->buf = NULL;
gc_globals->roots.next = &gc_globals->roots;
gc_globals->roots.prev = &gc_globals->roots;
gc_globals->unused = NULL;
gc_globals->zval_to_free = NULL;
gc_globals->free_list = NULL;
gc_globals->next_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)
{
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
GC_G(roots).next = &GC_G(roots);
GC_G(roots).prev = &GC_G(roots);
if (GC_G(buf)) {
GC_G(unused) = NULL;
GC_G(first_unused) = GC_G(buf);
GC_G(zval_to_free) = NULL;
} else {
GC_G(unused) = NULL;
GC_G(first_unused) = NULL;
GC_G(last_unused) = 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_G(last_unused) = &GC_G(buf)[GC_ROOT_BUFFER_MAX_ENTRIES];
gc_reset(TSRMLS_C);
}
}
ZEND_API void gc_zval_possible_root(zval *zv TSRMLS_DC)
{
if (UNEXPECTED(GC_G(free_list) != NULL &&
GC_ZVAL_ADDRESS(zv) != NULL &&
GC_ZVAL_GET_COLOR(zv) == GC_BLACK) &&
(GC_ZVAL_ADDRESS(zv) < GC_G(buf) ||
GC_ZVAL_ADDRESS(zv) >= GC_G(last_unused))) {
/* The given zval is a garbage that is going to be deleted by
* currently running GC */
return;
}
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) {
GC_G(unused) = newRoot->prev;
} else if (GC_G(first_unused) != GC_G(last_unused)) {
newRoot = GC_G(first_unused);
GC_G(first_unused)++;
} else {
if (!GC_G(gc_enabled)) {
GC_ZVAL_SET_BLACK(zv);
return;
}
zv->refcount__gc++;
gc_collect_cycles(TSRMLS_C);
zv->refcount__gc--;
newRoot = GC_G(unused);
if (!newRoot) {
return;
}
GC_ZVAL_SET_PURPLE(zv);
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 ||
EG(objects_store).object_buckets == 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) {
GC_G(unused) = newRoot->prev;
} else if (GC_G(first_unused) != GC_G(last_unused)) {
newRoot = GC_G(first_unused);
GC_G(first_unused)++;
} else {
if (!GC_G(gc_enabled)) {
GC_ZVAL_SET_BLACK(zv);
return;
}
zv->refcount__gc++;
gc_collect_cycles(TSRMLS_C);
zv->refcount__gc--;
newRoot = GC_G(unused);
if (!newRoot) {
return;
}
obj = &EG(objects_store).object_buckets[Z_OBJ_HANDLE_P(zv)].bucket.obj;
GC_SET_PURPLE(obj->buffered);
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);
}
}
}
ZEND_API void gc_remove_zval_from_buffer(zval *zv TSRMLS_DC)
{
gc_root_buffer* root_buffer = GC_ADDRESS(((zval_gc_info*)zv)->u.buffered);
if (UNEXPECTED(GC_G(free_list) != NULL &&
GC_ZVAL_GET_COLOR(zv) == GC_BLACK) &&
(GC_ZVAL_ADDRESS(zv) < GC_G(buf) ||
GC_ZVAL_ADDRESS(zv) >= GC_G(last_unused))) {
/* The given zval is a garbage that is going to be deleted by
* currently running GC */
if (GC_G(next_to_free) == (zval_gc_info*)zv) {
GC_G(next_to_free) = ((zval_gc_info*)zv)->u.next;
}
return;
}
GC_BENCH_INC(zval_remove_from_buffer);
GC_REMOVE_FROM_BUFFER(root_buffer);
((zval_gc_info*)zv)->u.buffered = NULL;
}
static void zval_scan_black(zval *pz TSRMLS_DC)
{
Bucket *p;
tail_call:
p = NULL;
GC_ZVAL_SET_BLACK(pz);
if (Z_TYPE_P(pz) == IS_OBJECT && EG(objects_store).object_buckets) {
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) {
GC_SET_BLACK(obj->buffered);
if (EXPECTED(EG(objects_store).object_buckets[Z_OBJ_HANDLE_P(pz)].valid &&
Z_OBJ_HANDLER_P(pz, get_properties) != NULL)) {
p = Z_OBJPROP_P(pz)->pListHead;
}
}
} else if (Z_TYPE_P(pz) == IS_ARRAY) {
if (Z_ARRVAL_P(pz) != &EG(symbol_table)) {
p = Z_ARRVAL_P(pz)->pListHead;
}
}
while (p != NULL) {
pz = *(zval**)p->pData;
if (Z_TYPE_P(pz) != IS_ARRAY || Z_ARRVAL_P(pz) != &EG(symbol_table)) {
pz->refcount__gc++;
}
if (GC_ZVAL_GET_COLOR(pz) != GC_BLACK) {
if (p->pListNext == NULL) {
goto tail_call;
} else {
zval_scan_black(pz TSRMLS_CC);
}
}
p = p->pListNext;
}
}
static void zobj_scan_black(struct _store_object *obj, zval *pz TSRMLS_DC)
{
Bucket *p;
GC_SET_BLACK(obj->buffered);
if (EXPECTED(EG(objects_store).object_buckets[Z_OBJ_HANDLE_P(pz)].valid &&
Z_OBJ_HANDLER_P(pz, get_properties) != NULL)) {
p = Z_OBJPROP_P(pz)->pListHead;
while (p != NULL) {
pz = *(zval**)p->pData;
if (Z_TYPE_P(pz) != IS_ARRAY || Z_ARRVAL_P(pz) != &EG(symbol_table)) {
pz->refcount__gc++;
}
if (GC_ZVAL_GET_COLOR(pz) != GC_BLACK) {
zval_scan_black(pz TSRMLS_CC);
}
p = p->pListNext;
}
}
}
static void zval_mark_grey(zval *pz TSRMLS_DC)
{
Bucket *p;
tail_call:
if (GC_ZVAL_GET_COLOR(pz) != GC_GREY) {
p = NULL;
GC_BENCH_INC(zval_marked_grey);
GC_ZVAL_SET_COLOR(pz, GC_GREY);
if (Z_TYPE_P(pz) == IS_OBJECT && EG(objects_store).object_buckets) {
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_GREY) {
GC_BENCH_INC(zobj_marked_grey);
GC_SET_COLOR(obj->buffered, GC_GREY);
if (EXPECTED(EG(objects_store).object_buckets[Z_OBJ_HANDLE_P(pz)].valid &&
Z_OBJ_HANDLER_P(pz, get_properties) != NULL)) {
p = Z_OBJPROP_P(pz)->pListHead;
}
}
} else if (Z_TYPE_P(pz) == IS_ARRAY) {
if (Z_ARRVAL_P(pz) == &EG(symbol_table)) {
GC_ZVAL_SET_BLACK(pz);
} else {
p = Z_ARRVAL_P(pz)->pListHead;
}
}
while (p != NULL) {
pz = *(zval**)p->pData;
if (Z_TYPE_P(pz) != IS_ARRAY || Z_ARRVAL_P(pz) != &EG(symbol_table)) {
pz->refcount__gc--;
}
if (p->pListNext == NULL) {
goto tail_call;
} else {
zval_mark_grey(pz TSRMLS_CC);
}
p = p->pListNext;
}
}
}
static void zobj_mark_grey(struct _store_object *obj, zval *pz TSRMLS_DC)
{
Bucket *p;
if (GC_GET_COLOR(obj->buffered) != GC_GREY) {
GC_BENCH_INC(zobj_marked_grey);
GC_SET_COLOR(obj->buffered, GC_GREY);
if (EXPECTED(EG(objects_store).object_buckets[Z_OBJ_HANDLE_P(pz)].valid &&
Z_OBJ_HANDLER_P(pz, get_properties) != NULL)) {
p = Z_OBJPROP_P(pz)->pListHead;
while (p != NULL) {
pz = *(zval**)p->pData;
if (Z_TYPE_P(pz) != IS_ARRAY || Z_ARRVAL_P(pz) != &EG(symbol_table)) {
pz->refcount__gc--;
}
zval_mark_grey(pz TSRMLS_CC);
p = p->pListNext;
}
}
}
}
static void gc_mark_roots(TSRMLS_D)
{
gc_root_buffer *current = GC_G(roots).next;
while (current != &GC_G(roots)) {
if (current->handle && EG(objects_store).object_buckets) {
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 int zval_scan(zval *pz TSRMLS_DC)
{
Bucket *p;
tail_call:
if (GC_ZVAL_GET_COLOR(pz) == GC_GREY) {
p = NULL;
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 && EG(objects_store).object_buckets) {
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(EG(objects_store).object_buckets[Z_OBJ_HANDLE_P(pz)].valid &&
Z_OBJ_HANDLER_P(pz, get_properties) != NULL)) {
p = Z_OBJPROP_P(pz)->pListHead;
}
}
}
} else if (Z_TYPE_P(pz) == IS_ARRAY) {
if (Z_ARRVAL_P(pz) == &EG(symbol_table)) {
GC_ZVAL_SET_BLACK(pz);
} else {
p = Z_ARRVAL_P(pz)->pListHead;
}
}
}
while (p != NULL) {
if (p->pListNext == NULL) {
pz = *(zval**)p->pData;
goto tail_call;
} else {
zval_scan(*(zval**)p->pData TSRMLS_CC);
}
p = p->pListNext;
}
}
return 0;
}
static void zobj_scan(zval *pz TSRMLS_DC)
{
Bucket *p;
if (EG(objects_store).object_buckets) {
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(EG(objects_store).object_buckets[Z_OBJ_HANDLE_P(pz)].valid &&
Z_OBJ_HANDLER_P(pz, get_properties) != NULL)) {
p = Z_OBJPROP_P(pz)->pListHead;
while (p != NULL) {
zval_scan(*(zval**)p->pData TSRMLS_CC);
p = p->pListNext;
}
}
}
}
}
}
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 zval_collect_white(zval *pz TSRMLS_DC)
{
Bucket *p;
tail_call:
if (((zval_gc_info*)(pz))->u.buffered == (gc_root_buffer*)GC_WHITE) {
p = NULL;
GC_ZVAL_SET_BLACK(pz);
if (Z_TYPE_P(pz) == IS_OBJECT && EG(objects_store).object_buckets) {
struct _store_object *obj = &EG(objects_store).object_buckets[Z_OBJ_HANDLE_P(pz)].bucket.obj;
if (obj->buffered == (gc_root_buffer*)GC_WHITE) {
GC_SET_BLACK(obj->buffered);
if (EXPECTED(EG(objects_store).object_buckets[Z_OBJ_HANDLE_P(pz)].valid &&
Z_OBJ_HANDLER_P(pz, get_properties) != NULL)) {
p = Z_OBJPROP_P(pz)->pListHead;
}
}
} else {
if (Z_TYPE_P(pz) == IS_ARRAY) {
p = Z_ARRVAL_P(pz)->pListHead;
}
}
/* restore refcount and put into list to free */
pz->refcount__gc++;
((zval_gc_info*)pz)->u.next = GC_G(zval_to_free);
GC_G(zval_to_free) = (zval_gc_info*)pz;
while (p != NULL) {
pz = *(zval**)p->pData;
if (Z_TYPE_P(pz) != IS_ARRAY || Z_ARRVAL_P(pz) != &EG(symbol_table)) {
pz->refcount__gc++;
}
if (p->pListNext == NULL) {
goto tail_call;
} else {
zval_collect_white(pz TSRMLS_CC);
}
p = p->pListNext;
}
}
}
static void zobj_collect_white(zval *pz TSRMLS_DC)
{
Bucket *p;
if (EG(objects_store).object_buckets) {
struct _store_object *obj = &EG(objects_store).object_buckets[Z_OBJ_HANDLE_P(pz)].bucket.obj;
if (obj->buffered == (gc_root_buffer*)GC_WHITE) {
GC_SET_BLACK(obj->buffered);
if (EXPECTED(EG(objects_store).object_buckets[Z_OBJ_HANDLE_P(pz)].valid &&
Z_OBJ_HANDLER_P(pz, get_properties) != NULL)) {
p = Z_OBJPROP_P(pz)->pListHead;
while (p != NULL) {
pz = *(zval**)p->pData;
if (Z_TYPE_P(pz) != IS_ARRAY || Z_ARRVAL_P(pz) != &EG(symbol_table)) {
pz->refcount__gc++;
}
zval_collect_white(pz TSRMLS_CC);
p = p->pListNext;
}
}
}
}
}
static void gc_collect_roots(TSRMLS_D)
{
gc_root_buffer *current = GC_G(roots).next;
while (current != &GC_G(roots)) {
if (current->handle && EG(objects_store).object_buckets) {
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;
}
}
#define FREE_LIST_END ((zval_gc_info*)(~(zend_uintptr_t)GC_COLOR))
ZEND_API int gc_collect_cycles(TSRMLS_D)
{
int count = 0;
if (GC_G(roots).next != &GC_G(roots)) {
zval_gc_info *p, *q, *orig_free_list, *orig_next_to_free;
if (GC_G(gc_active)) {
return 0;
}
GC_G(gc_runs)++;
GC_G(zval_to_free) = FREE_LIST_END;
GC_G(gc_active) = 1;
gc_mark_roots(TSRMLS_C);
gc_scan_roots(TSRMLS_C);
gc_collect_roots(TSRMLS_C);
orig_free_list = GC_G(free_list);
orig_next_to_free = GC_G(next_to_free);
p = GC_G(free_list) = GC_G(zval_to_free);
GC_G(zval_to_free) = NULL;
GC_G(gc_active) = 0;
/* First call destructors */
while (p != FREE_LIST_END) {
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 <= 0 &&
EG(objects_store).object_buckets[Z_OBJ_HANDLE(p->z)].bucket.obj.dtor &&
!EG(objects_store).object_buckets[Z_OBJ_HANDLE(p->z)].destructor_called) {
EG(objects_store).object_buckets[Z_OBJ_HANDLE(p->z)].destructor_called = 1;
EG(objects_store).object_buckets[Z_OBJ_HANDLE(p->z)].bucket.obj.refcount++;
EG(objects_store).object_buckets[Z_OBJ_HANDLE(p->z)].bucket.obj.dtor(EG(objects_store).object_buckets[Z_OBJ_HANDLE(p->z)].bucket.obj.object, Z_OBJ_HANDLE(p->z) TSRMLS_CC);
EG(objects_store).object_buckets[Z_OBJ_HANDLE(p->z)].bucket.obj.refcount--;
}
}
count++;
p = p->u.next;
}
/* Destroy zvals */
p = GC_G(free_list);
while (p != FREE_LIST_END) {
GC_G(next_to_free) = 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 <= 0) {
EG(objects_store).object_buckets[Z_OBJ_HANDLE(p->z)].bucket.obj.refcount = 1;
Z_TYPE(p->z) = IS_NULL;
zend_objects_store_del_ref_by_handle_ex(Z_OBJ_HANDLE(p->z), Z_OBJ_HT(p->z) TSRMLS_CC);
}
} else if (Z_TYPE(p->z) == IS_ARRAY) {
Z_TYPE(p->z) = IS_NULL;
zend_hash_destroy(Z_ARRVAL(p->z));
FREE_HASHTABLE(Z_ARRVAL(p->z));
} else {
zval_dtor(&p->z);
Z_TYPE(p->z) = IS_NULL;
}
p = GC_G(next_to_free);
}
/* Free zvals */
p = GC_G(free_list);
while (p != FREE_LIST_END) {
q = p->u.next;
FREE_ZVAL_EX(&p->z);
p = q;
}
GC_G(collected) += count;
GC_G(free_list) = orig_free_list;
GC_G(next_to_free) = orig_next_to_free;
}
return count;
}
/*
* Local variables:
* tab-width: 4
* c-basic-offset: 4
* indent-tabs-mode: t
* End:
*/
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