static void zend_optimize_op_array(zend_op_array *op_array,
zend_optimizer_ctx *ctx)
{
zend_op *opline, *end;
/* Revert pass_two() */
opline = op_array->opcodes;
end = opline + op_array->last;
while (opline < end) {
if (opline->op1_type == IS_CONST) {
ZEND_PASS_TWO_UNDO_CONSTANT(op_array, opline->op1);
}
if (opline->op2_type == IS_CONST) {
ZEND_PASS_TWO_UNDO_CONSTANT(op_array, opline->op2);
}
opline++;
}
/* Do actual optimizations */
zend_optimize(op_array, ctx);
/* Redo pass_two() */
opline = op_array->opcodes;
end = opline + op_array->last;
while (opline < end) {
if (opline->op1_type == IS_CONST) {
ZEND_PASS_TWO_UPDATE_CONSTANT(op_array, opline->op1);
}
if (opline->op2_type == IS_CONST) {
ZEND_PASS_TWO_UPDATE_CONSTANT(op_array, opline->op2);
}
ZEND_VM_SET_OPCODE_HANDLER(opline);
opline++;
}
}
static PHP_METHOD(Operand, getNumber) {
php_inspector_operand_t *operand =
php_inspector_operand_this();
php_inspector_opline_t *opline =
php_inspector_opline_fetch_from(Z_OBJ(operand->opline));
php_inspector_scope_t *scope =
php_inspector_scope_fetch_from(Z_OBJ(opline->scope));
switch(opline->opline->opcode) {
case ZEND_JMP:
case ZEND_FAST_CALL:
case ZEND_DECLARE_ANON_CLASS:
case ZEND_DECLARE_ANON_INHERITED_CLASS:
if (operand->which == PHP_INSPECTOR_OPLINE_OP1) {
ZEND_PASS_TWO_UNDO_JMP_TARGET(scope->ops, opline->opline, *operand->op);
ZVAL_LONG(return_value, operand->op->num);
ZEND_PASS_TWO_UPDATE_JMP_TARGET(scope->ops, opline->opline, *operand->op);
break;
}
case ZEND_JMPZNZ:
case ZEND_JMPZ:
case ZEND_JMPNZ:
case ZEND_JMPZ_EX:
case ZEND_JMP_SET:
case ZEND_COALESCE:
case ZEND_NEW:
case ZEND_FE_RESET_R:
case ZEND_FE_RESET_RW:
case ZEND_ASSERT_CHECK:
if (operand->which == PHP_INSPECTOR_OPLINE_OP2) {
ZEND_PASS_TWO_UNDO_JMP_TARGET(scope->ops, opline->opline, *operand->op);
ZVAL_LONG(return_value, operand->op->num);
ZEND_PASS_TWO_UPDATE_JMP_TARGET(scope->ops, opline->opline, *operand->op);
break;
}
default: {
if (operand->type & IS_CONST) {
ZEND_PASS_TWO_UNDO_CONSTANT(scope->ops, *operand->op);
ZVAL_LONG(return_value, operand->op->num);
ZEND_PASS_TWO_UPDATE_CONSTANT(scope->ops, *operand->op);
} else if (operand->type & IS_TMP_VAR|IS_VAR) {
ZVAL_LONG(return_value, EX_VAR_TO_NUM(operand->op->num - scope->ops->last_var));
} else if (operand->type & IS_CV) {
ZVAL_LONG(return_value, EX_VAR_TO_NUM(operand->op->num));
}
}
}
}
static PHP_METHOD(Operand, getValue) {
php_inspector_operand_t *operand =
php_inspector_operand_this();
if (operand->type & IS_CONST) {
php_inspector_opline_t *opline =
php_inspector_opline_fetch_from(Z_OBJ(operand->opline));
php_inspector_scope_t *scope =
php_inspector_scope_fetch_from(Z_OBJ(opline->scope));
ZEND_PASS_TWO_UNDO_CONSTANT(scope->ops, *operand->op);
ZVAL_COPY(return_value, &scope->ops->literals[operand->op->num]);
ZEND_PASS_TWO_UPDATE_CONSTANT(scope->ops, *operand->op);
}
}
static void zend_accel_optimize(zend_op_array *op_array,
zend_optimizer_ctx *ctx)
{
zend_op *opline, *end;
/* Revert pass_two() */
opline = op_array->opcodes;
end = opline + op_array->last;
while (opline < end) {
if (opline->op1_type == IS_CONST) {
ZEND_PASS_TWO_UNDO_CONSTANT(op_array, opline->op1);
}
if (opline->op2_type == IS_CONST) {
ZEND_PASS_TWO_UNDO_CONSTANT(op_array, opline->op2);
}
switch (opline->opcode) {
case ZEND_JMP:
case ZEND_FAST_CALL:
case ZEND_DECLARE_ANON_CLASS:
case ZEND_DECLARE_ANON_INHERITED_CLASS:
ZEND_PASS_TWO_UNDO_JMP_TARGET(op_array, opline, ZEND_OP1(opline));
break;
case ZEND_JMPZNZ:
/* relative offset into absolute index */
opline->extended_value = ZEND_OFFSET_TO_OPLINE_NUM(op_array, opline, opline->extended_value);
/* break omitted intentionally */
case ZEND_JMPZ:
case ZEND_JMPNZ:
case ZEND_JMPZ_EX:
case ZEND_JMPNZ_EX:
case ZEND_JMP_SET:
case ZEND_COALESCE:
case ZEND_NEW:
case ZEND_FE_RESET_R:
case ZEND_FE_RESET_RW:
case ZEND_ASSERT_CHECK:
ZEND_PASS_TWO_UNDO_JMP_TARGET(op_array, opline, ZEND_OP2(opline));
break;
case ZEND_FE_FETCH_R:
case ZEND_FE_FETCH_RW:
opline->extended_value = ZEND_OFFSET_TO_OPLINE_NUM(op_array, opline, opline->extended_value);
break;
}
opline++;
}
/* Do actual optimizations */
zend_optimize(op_array, ctx);
/* Redo pass_two() */
opline = op_array->opcodes;
end = opline + op_array->last;
while (opline < end) {
if (opline->op1_type == IS_CONST) {
ZEND_PASS_TWO_UPDATE_CONSTANT(op_array, opline->op1);
}
if (opline->op2_type == IS_CONST) {
ZEND_PASS_TWO_UPDATE_CONSTANT(op_array, opline->op2);
}
switch (opline->opcode) {
case ZEND_JMP:
case ZEND_FAST_CALL:
case ZEND_DECLARE_ANON_CLASS:
case ZEND_DECLARE_ANON_INHERITED_CLASS:
ZEND_PASS_TWO_UPDATE_JMP_TARGET(op_array, opline, ZEND_OP1(opline));
break;
case ZEND_JMPZNZ:
/* absolute index to relative offset */
opline->extended_value = ZEND_OPLINE_NUM_TO_OFFSET(op_array, opline, opline->extended_value);
/* break omitted intentionally */
case ZEND_JMPZ:
case ZEND_JMPNZ:
case ZEND_JMPZ_EX:
case ZEND_JMPNZ_EX:
case ZEND_JMP_SET:
case ZEND_COALESCE:
case ZEND_NEW:
case ZEND_FE_RESET_R:
case ZEND_FE_RESET_RW:
case ZEND_ASSERT_CHECK:
ZEND_PASS_TWO_UPDATE_JMP_TARGET(op_array, opline, ZEND_OP2(opline));
break;
case ZEND_FE_FETCH_R:
case ZEND_FE_FETCH_RW:
opline->extended_value = ZEND_OPLINE_NUM_TO_OFFSET(op_array, opline, opline->extended_value);
break;
}
ZEND_VM_SET_OPCODE_HANDLER(opline);
opline++;
}
}
static void zend_file_cache_serialize_op_array(zend_op_array *op_array,
zend_persistent_script *script,
zend_file_cache_metainfo *info,
void *buf)
{
if (op_array->static_variables && !IS_SERIALIZED(op_array->static_variables)) {
HashTable *ht;
SERIALIZE_PTR(op_array->static_variables);
ht = op_array->static_variables;
UNSERIALIZE_PTR(ht);
zend_file_cache_serialize_hash(ht, script, info, buf, zend_file_cache_serialize_zval);
}
if (op_array->scope && !IS_SERIALIZED(op_array->opcodes)) {
if (UNEXPECTED(zend_shared_alloc_get_xlat_entry(op_array->opcodes))) {
op_array->refcount = (uint32_t*)(intptr_t)-1;
SERIALIZE_PTR(op_array->literals);
SERIALIZE_PTR(op_array->opcodes);
SERIALIZE_PTR(op_array->arg_info);
SERIALIZE_PTR(op_array->vars);
SERIALIZE_STR(op_array->function_name);
SERIALIZE_STR(op_array->filename);
SERIALIZE_PTR(op_array->live_range);
SERIALIZE_PTR(op_array->scope);
SERIALIZE_STR(op_array->doc_comment);
SERIALIZE_PTR(op_array->try_catch_array);
SERIALIZE_PTR(op_array->prototype);
return;
}
zend_shared_alloc_register_xlat_entry(op_array->opcodes, op_array->opcodes);
}
if (op_array->literals && !IS_SERIALIZED(op_array->literals)) {
zval *p, *end;
SERIALIZE_PTR(op_array->literals);
p = op_array->literals;
UNSERIALIZE_PTR(p);
end = p + op_array->last_literal;
while (p < end) {
zend_file_cache_serialize_zval(p, script, info, buf);
p++;
}
}
if (!IS_SERIALIZED(op_array->opcodes)) {
zend_op *opline, *end;
SERIALIZE_PTR(op_array->opcodes);
opline = op_array->opcodes;
UNSERIALIZE_PTR(opline);
end = opline + op_array->last;
while (opline < end) {
#if ZEND_USE_ABS_CONST_ADDR
if (opline->op1_type == IS_CONST) {
SERIALIZE_PTR(opline->op1.zv);
}
if (opline->op2_type == IS_CONST) {
SERIALIZE_PTR(opline->op2.zv);
}
#else
if (opline->op1_type == IS_CONST) {
ZEND_PASS_TWO_UNDO_CONSTANT(op_array, opline, opline->op1);
}
if (opline->op2_type == IS_CONST) {
ZEND_PASS_TWO_UNDO_CONSTANT(op_array, opline, opline->op2);
}
#endif
#if ZEND_USE_ABS_JMP_ADDR
switch (opline->opcode) {
case ZEND_JMP:
case ZEND_FAST_CALL:
SERIALIZE_PTR(opline->op1.jmp_addr);
break;
case ZEND_JMPZNZ:
/* relative extended_value don't have to be changed */
/* break omitted intentionally */
case ZEND_JMPZ:
case ZEND_JMPNZ:
case ZEND_JMPZ_EX:
case ZEND_JMPNZ_EX:
case ZEND_JMP_SET:
case ZEND_COALESCE:
case ZEND_FE_RESET_R:
case ZEND_FE_RESET_RW:
case ZEND_ASSERT_CHECK:
SERIALIZE_PTR(opline->op2.jmp_addr);
break;
case ZEND_DECLARE_ANON_CLASS:
case ZEND_DECLARE_ANON_INHERITED_CLASS:
case ZEND_FE_FETCH_R:
case ZEND_FE_FETCH_RW:
case ZEND_SWITCH_LONG:
case ZEND_SWITCH_STRING:
/* relative extended_value don't have to be changed */
break;
}
#endif
zend_serialize_opcode_handler(opline);
opline++;
}
if (op_array->arg_info) {
zend_arg_info *p, *end;
SERIALIZE_PTR(op_array->arg_info);
p = op_array->arg_info;
UNSERIALIZE_PTR(p);
end = p + op_array->num_args;
if (op_array->fn_flags & ZEND_ACC_HAS_RETURN_TYPE) {
p--;
}
if (op_array->fn_flags & ZEND_ACC_VARIADIC) {
end++;
}
while (p < end) {
if (!IS_SERIALIZED(p->name)) {
SERIALIZE_STR(p->name);
}
if (ZEND_TYPE_IS_CLASS(p->type)) {
zend_bool allow_null = ZEND_TYPE_ALLOW_NULL(p->type);
zend_string *type_name = ZEND_TYPE_NAME(p->type);
SERIALIZE_STR(type_name);
p->type =
(Z_UL(1) << (sizeof(zend_type)*8-1)) | /* type is class */
(allow_null ? (Z_UL(1) << (sizeof(zend_type)*8-2)) : Z_UL(0)) | /* type allow null */
(zend_type)type_name;
}
p++;
}
}
if (op_array->vars) {
zend_string **p, **end;
SERIALIZE_PTR(op_array->vars);
p = op_array->vars;
UNSERIALIZE_PTR(p);
end = p + op_array->last_var;
while (p < end) {
if (!IS_SERIALIZED(*p)) {
SERIALIZE_STR(*p);
}
p++;
}
}
SERIALIZE_STR(op_array->function_name);
SERIALIZE_STR(op_array->filename);
SERIALIZE_PTR(op_array->live_range);
SERIALIZE_PTR(op_array->scope);
SERIALIZE_STR(op_array->doc_comment);
SERIALIZE_PTR(op_array->try_catch_array);
SERIALIZE_PTR(op_array->prototype);
}
}