New Allocator and improved String handling.

JerryScript-DCO-1.0-Signed-off-by: Dániel Bátyai dbatyai@inf.u-szeged.hu

jerry-core/lit/lit-cpointer.h

@@ -0,0 +1,38 @@
+/* Copyright 2015 Samsung Electronics Co., Ltd.
+ * Copyright 2015-2016 University of Szeged
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef LIT_CPOINTER_H
+#define LIT_CPOINTER_H
+
+#include "lit-literal-storage.h"
+#include "mem-allocator.h"
+
+#define LIT_CPOINTER_WIDTH (MEM_CP_WIDTH + MEM_ALIGNMENT_LOG - MEM_ALIGNMENT_LOG)
+
+/**
+ * Dynamic storage-specific extended compressed pointer
+ *
+ * Note:
+ *      the pointer can represent addresses aligned by lit_DYN_STORAGE_LENGTH_UNIT,
+ *      while mem_cpointer_t can only represent addresses aligned by MEM_ALIGNMENT.
+ */
+typedef uint16_t lit_cpointer_t;
+
+extern lit_cpointer_t lit_cpointer_compress (lit_record_t *);
+extern lit_record_t *lit_cpointer_decompress (lit_cpointer_t);
+extern lit_cpointer_t lit_cpointer_null_cp ();
+
+#endif /* !LIT_CPOINTER_H */