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Add call_user_func optimization

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This commit is contained in:
Nikita Popov 2014-07-24 20:35:18 +02:00
parent cec747234d
commit 24ca6bb928
1 changed files with 41 additions and 0 deletions
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41
Zend/zend_compile.c
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@ -4397,6 +4397,7 @@ static void zend_compile_init_user_func(
opline->extended_value = num_args;
}
/* cufa = call_user_func_array */
int zend_compile_func_cufa(znode *result, zend_ast *args_ast, zend_string *lcname TSRMLS_DC) {
znode arg_node;
@ -4412,6 +4413,44 @@ int zend_compile_func_cufa(znode *result, zend_ast *args_ast, zend_string *lcnam
return SUCCESS;
}
/* cuf = call_user_func */
int zend_compile_func_cuf(znode *result, zend_ast *args_ast, zend_string *lcname TSRMLS_DC) {
zend_uint i;
if (args_ast->children < 1 || zend_args_contain_unpack(args_ast)) {
return FAILURE;
}
zend_compile_init_user_func(NULL, args_ast->child[0], args_ast->children - 1, lcname TSRMLS_CC);
for (i = 1; i < args_ast->children; ++i) {
zend_ast *arg_ast = args_ast->child[i];
znode arg_node;
zend_op *opline;
zend_bool send_user = 0;
if (zend_is_variable(arg_ast) && !zend_is_call(arg_ast)) {
zend_compile_var(&arg_node, arg_ast, BP_VAR_FUNC_ARG | (i << BP_VAR_SHIFT) TSRMLS_CC);
send_user = 1;
} else {
zend_compile_expr(&arg_node, arg_ast TSRMLS_CC);
if (arg_node.op_type & (IS_VAR|IS_CV)) {
send_user = 1;
}
}
if (send_user) {
opline = emit_op(NULL, ZEND_SEND_USER, &arg_node, NULL TSRMLS_CC);
} else {
opline = emit_op(NULL, ZEND_SEND_VAL, &arg_node, NULL TSRMLS_CC);
}
opline->op2.opline_num = i;
}
emit_op(result, ZEND_DO_FCALL, NULL, NULL TSRMLS_CC);
return SUCCESS;
}
int zend_try_compile_special_func(
znode *result, zend_string *lcname, zend_ast *args_ast TSRMLS_DC
) {
@ -4437,6 +4476,8 @@ int zend_try_compile_special_func(
return zend_compile_func_defined(result, args_ast TSRMLS_CC);
} else if (zend_str_equals(lcname, "call_user_func_array")) {
return zend_compile_func_cufa(result, args_ast, lcname TSRMLS_CC);
} else if (zend_str_equals(lcname, "call_user_func")) {
return zend_compile_func_cuf(result, args_ast, lcname TSRMLS_CC);
} else {
return FAILURE;
}