Add new type which represents pointer with tag value (#3591)

jmem_cpointer_tag_t is newly added to represent pointer along with tag value.
This new type is first applied to scope_cp to mark initailized function properties (length, name) later

JerryScript-DCO-1.0-Signed-off-by: HyukWoo Park hyukwoo.park@samsung.com

jerry-core/ecma/base/ecma-globals.h

@@ -36,6 +36,15 @@
  */
 #define ECMA_NULL_POINTER JMEM_CP_NULL
 
+#if defined (JMEM_CAN_STORE_POINTER_VALUE_DIRECTLY)
+
+/**
+ * JMEM_ALIGNMENT_LOG aligned pointers can be stored directly in ecma_value_t
+ */
+#define ECMA_VALUE_CAN_STORE_UINTPTR_VALUE_DIRECTLY
+
+#endif /* JMEM_CAN_STORE_POINTER_VALUE_DIRECTLY */
+
 /**
  * @}
  */
@@ -127,15 +136,6 @@ typedef uint32_t ecma_value_t;
  */
 typedef int32_t ecma_integer_value_t;
 
-#if UINTPTR_MAX <= UINT32_MAX
-
-/**
- * JMEM_ALIGNMENT_LOG aligned pointers can be stored directly in ecma_value_t
- */
-#define ECMA_VALUE_CAN_STORE_UINTPTR_VALUE_DIRECTLY
-
-#endif /* UINTPTR_MAX <= UINT32_MAX */
-
 /**
  * Mask for ecma types in ecma_value_t
  */
@@ -848,7 +848,7 @@ typedef struct
      */
     struct
     {
-      ecma_value_t scope_cp; /**< function scope */
+      jmem_cpointer_tag_t scope_cp; /**< function scope */
       ecma_value_t bytecode_cp; /**< function byte code */
     } function;