Move char type definitions and magic string processing functions to literal component.

JerryScript-DCO-1.0-Signed-off-by: Andrey Shitov a.shitov@samsung.com
2015-06-29 17:57:10 +03:00
parent 07148d319b
commit a0c5974ab8
88 changed files with 1185 additions and 1091 deletions
@@ -0,0 +1,63 @@
+/* Copyright 2015 Samsung Electronics Co., Ltd.
+ *
+ * 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_GLOBALS_H
+#define LIT_GLOBALS_H
+
+#include "jrt.h"
+
+#if CONFIG_ECMA_CHAR_ENCODING == CONFIG_ECMA_CHAR_ASCII
+/**
+ * Description of an ecma-character
+ */
+typedef uint8_t ecma_char_t;
+#elif CONFIG_ECMA_CHAR_ENCODING == CONFIG_ECMA_CHAR_UTF16
+/**
+ * Description of an ecma-character
+ */
+typedef uint16_t ecma_char_t;
+#endif /* CONFIG_ECMA_CHAR_ENCODING == CONFIG_ECMA_CHAR_UTF16 */
+
+/**
+ * Description of an ecma-character pointer
+ */
+typedef ecma_char_t *ecma_char_ptr_t;
+
+/**
+ * Null character (zt-string end marker)
+ */
+#define ECMA_CHAR_NULL  ((ecma_char_t) '\0')
+
+/**
+ * Description of a collection's/string's length
+ */
+typedef uint16_t ecma_length_t;
+
+/**
+ * ECMA string hash
+ */
+typedef uint8_t lit_string_hash_t;
+
+/**
+ * Length of string hash, in bits
+ */
+#define LIT_STRING_HASH_BITS (sizeof (lit_string_hash_t) * JERRY_BITSINBYTE)
+
+/**
+ * Number of string's last characters to use for hash calculation
+ */
+#define LIT_STRING_HASH_LAST_BYTES_COUNT (2)
+
+#endif /* LIT_GLOBALS_H */