Use cheaper variant of zend_hash_index_find()

Author: dstogov

ext/opcache/jit/zend_jit_helpers.c

@@ -126,7 +126,7 @@ static zval* ZEND_FASTCALL zend_jit_symtable_find(HashTable *ht, zend_string *st
 
 static zval* ZEND_FASTCALL zend_jit_hash_index_lookup_rw(HashTable *ht, zend_long idx)
 {
-	zval *retval = zend_hash_index_find(ht, idx);
+	zval *retval = _zend_hash_index_find(ht, idx);
 
 	if (!retval) {
 		zend_error(E_NOTICE,"Undefined offset: " ZEND_LONG_FMT, idx);
@@ -137,7 +137,7 @@ static zval* ZEND_FASTCALL zend_jit_hash_index_lookup_rw(HashTable *ht, zend_lon
 
 static zval* ZEND_FASTCALL zend_jit_hash_index_lookup_w(HashTable *ht, zend_long idx)
 {
-	zval *retval = zend_hash_index_find(ht, idx);
+	zval *retval = _zend_hash_index_find(ht, idx);
 
 	if (!retval) {
 		retval = zend_hash_index_add_new(ht, idx, &EG(uninitialized_zval));

ext/opcache/jit/zend_jit_x86.dasc

@@ -4822,7 +4822,7 @@ static int zend_jit_fetch_dimension_address_inner(dasm_State **Dst, const zend_o
 				if (op1_info & MAY_BE_ARRAY_KEY_LONG) {
 					|4:
 				}
-				|	EXT_CALL zend_hash_index_find, r0
+				|	EXT_CALL _zend_hash_index_find, r0
 				|	test r0, r0
 				|	jz >9 // NOT_FOUND
 				if (op2_info & MAY_BE_STRING) {
@@ -4849,7 +4849,7 @@ static int zend_jit_fetch_dimension_address_inner(dasm_State **Dst, const zend_o
 					}
 					|4:
 				}
-				|	EXT_CALL zend_hash_index_find, r0
+				|	EXT_CALL _zend_hash_index_find, r0
 				|	test r0, r0
 				if (JIT_G(trigger) == ZEND_JIT_ON_HOT_TRACE && type == BP_VAR_R) {
 					|	jz &exit_addr