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{%DEFINES%}
zend_execute_data *zend_create_execute_data_from_op_array(zend_op_array *op_array, zend_bool nested TSRMLS_DC) {
zend_execute_data *execute_data;
/*
* When allocating the execute_data, memory for compiled variables and
* temporary variables is also allocated after the actual zend_execute_data
* struct. op_array->last_var specifies the number of compiled variables and
* op_array->T is the number of temporary variables. If there is no symbol
* table, then twice as much memory is allocated for compiled variables.
* In that case the first half contains zval**s and the second half the
* actual zval*s (which would otherwise be in the symbol table).
*/
size_t execute_data_size = ZEND_MM_ALIGNED_SIZE(sizeof(zend_execute_data));
size_t CVs_size = ZEND_MM_ALIGNED_SIZE(sizeof(zval **) * op_array->last_var * (EG(active_symbol_table) ? 1 : 2));
size_t Ts_size = ZEND_MM_ALIGNED_SIZE(sizeof(temp_variable)) * op_array->T;
size_t total_size = execute_data_size + CVs_size + Ts_size;
/*
* Normally the execute_data is allocated on the VM stack (because it does
* not actually do any allocation and thus is faster). For generators
* though this behavior would be suboptimal, because the (rather large)
* structure would have to be copied back and forth every time execution is
* suspended or resumed. That's why for generators the execution context
* is allocated using emalloc, thus allowing to save and restore it simply
* by replacing a pointer.
*/
if (op_array->fn_flags & ZEND_ACC_GENERATOR) {
execute_data = emalloc(total_size);
} else {
execute_data = zend_vm_stack_alloc(total_size TSRMLS_CC);
}
EX(CVs) = (zval ***) ((char *) execute_data + execute_data_size);
memset(EX(CVs), 0, sizeof(zval **) * op_array->last_var);
EX(Ts) = (temp_variable *) ((char *) EX(CVs) + CVs_size);
EX(fbc) = NULL;
EX(called_scope) = NULL;
EX(object) = NULL;
EX(old_error_reporting) = NULL;
EX(op_array) = op_array;
EX(symbol_table) = EG(active_symbol_table);
EX(prev_execute_data) = EG(current_execute_data);
EG(current_execute_data) = execute_data;
EX(nested) = nested;
EX(leaving) = 0;
if (!op_array->run_time_cache && op_array->last_cache_slot) {
op_array->run_time_cache = ecalloc(op_array->last_cache_slot, sizeof(void*));
}
if (op_array->this_var != -1 && EG(This)) {
Z_ADDREF_P(EG(This)); /* For $this pointer */
if (!EG(active_symbol_table)) {
EX(CVs)[op_array->this_var] = (zval **) EX(CVs) + op_array->last_var + op_array->this_var;
*EX(CVs)[op_array->this_var] = EG(This);
} else {
if (zend_hash_add(EG(active_symbol_table), "this", sizeof("this"), &EG(This), sizeof(zval *), (void **) &EX(CVs)[op_array->this_var])==FAILURE) {
Z_DELREF_P(EG(This));
}
}
}
EX(opline) = UNEXPECTED((op_array->fn_flags & ZEND_ACC_INTERACTIVE) != 0) && EG(start_op) ? EG(start_op) : op_array->opcodes;
EG(opline_ptr) = &EX(opline);
EX(function_state).function = (zend_function *) op_array;
EX(function_state).arguments = NULL;
return execute_data;
}
ZEND_API void {%EXECUTOR_NAME%}_ex(zend_execute_data *execute_data TSRMLS_DC)
{
DCL_OPLINE
zend_bool original_in_execution;
{%HELPER_VARS%}
{%INTERNAL_LABELS%}
if (EG(exception)) {
return;
}
original_in_execution = EG(in_execution);
EG(in_execution) = 1;
LOAD_REGS();
LOAD_OPLINE();
while (1) {
{%ZEND_VM_CONTINUE_LABEL%}
#ifdef ZEND_WIN32
if (EG(timed_out)) {
zend_timeout(0);
}
#endif
{%ZEND_VM_DISPATCH%} {
{%INTERNAL_EXECUTOR%}
}
}
zend_error_noreturn(E_ERROR, "Arrived at end of main loop which shouldn't happen");
}
ZEND_API void {%EXECUTOR_NAME%}(zend_op_array *op_array TSRMLS_DC)
{
zend_execute_data *execute_data = zend_create_execute_data_from_op_array(op_array, 0 TSRMLS_CC);
{%EXECUTOR_NAME%}_ex(execute_data TSRMLS_CC);
}
{%EXTERNAL_EXECUTOR%}
void {%INITIALIZER_NAME%}(void)
{
{%EXTERNAL_LABELS%}
}
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