Cache maps for externalized typed array objects.

src/contexts.h

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 116 matching lines @@
   V(ARRAY_BUFFER_FUN_INDEX, JSFunction, array_buffer_fun) \
   V(UINT8_ARRAY_FUN_INDEX, JSFunction, uint8_array_fun) \
   V(INT8_ARRAY_FUN_INDEX, JSFunction, int8_array_fun) \
   V(UINT16_ARRAY_FUN_INDEX, JSFunction, uint16_array_fun) \
   V(INT16_ARRAY_FUN_INDEX, JSFunction, int16_array_fun) \
   V(UINT32_ARRAY_FUN_INDEX, JSFunction, uint32_array_fun) \
   V(INT32_ARRAY_FUN_INDEX, JSFunction, int32_array_fun) \
   V(FLOAT32_ARRAY_FUN_INDEX, JSFunction, float32_array_fun) \
   V(FLOAT64_ARRAY_FUN_INDEX, JSFunction, float64_array_fun) \
   V(UINT8_CLAMPED_ARRAY_FUN_INDEX, JSFunction, uint8_clamped_array_fun) \
+  V(INT8_ARRAY_EXTERNAL_MAP_INDEX, Map, int8_array_external_map) \
+  V(UINT8_ARRAY_EXTERNAL_MAP_INDEX, Map, uint8_array_external_map) \
+  V(INT16_ARRAY_EXTERNAL_MAP_INDEX, Map, int16_array_external_map) \
+  V(UINT16_ARRAY_EXTERNAL_MAP_INDEX, Map, uint16_array_external_map) \
+  V(INT32_ARRAY_EXTERNAL_MAP_INDEX, Map, int32_array_external_map) \
+  V(UINT32_ARRAY_EXTERNAL_MAP_INDEX, Map, uint32_array_external_map) \
+  V(FLOAT32_ARRAY_EXTERNAL_MAP_INDEX, Map, float32_array_external_map) \
+  V(FLOAT64_ARRAY_EXTERNAL_MAP_INDEX, Map, float64_array_external_map) \
+  V(UINT8_CLAMPED_ARRAY_EXTERNAL_MAP_INDEX, Map, \
+      uint8_clamped_array_external_map) \
   V(DATA_VIEW_FUN_INDEX, JSFunction, data_view_fun) \
   V(SLOPPY_FUNCTION_MAP_INDEX, Map, sloppy_function_map) \
   V(STRICT_FUNCTION_MAP_INDEX, Map, strict_function_map) \
   V(SLOPPY_FUNCTION_WITHOUT_PROTOTYPE_MAP_INDEX, Map, \
     sloppy_function_without_prototype_map) \
   V(STRICT_FUNCTION_WITHOUT_PROTOTYPE_MAP_INDEX, Map, \
     strict_function_without_prototype_map) \
   V(REGEXP_RESULT_MAP_INDEX, Map, regexp_result_map)\
   V(SLOPPY_ARGUMENTS_BOILERPLATE_INDEX, JSObject, \
     sloppy_arguments_boilerplate) \
@@ skipping 157 matching lines @@
     ARRAY_BUFFER_FUN_INDEX,
     UINT8_ARRAY_FUN_INDEX,
     INT8_ARRAY_FUN_INDEX,
     UINT16_ARRAY_FUN_INDEX,
     INT16_ARRAY_FUN_INDEX,
     UINT32_ARRAY_FUN_INDEX,
     INT32_ARRAY_FUN_INDEX,
     FLOAT32_ARRAY_FUN_INDEX,
     FLOAT64_ARRAY_FUN_INDEX,
     UINT8_CLAMPED_ARRAY_FUN_INDEX,
+    INT8_ARRAY_EXTERNAL_MAP_INDEX,
+    UINT8_ARRAY_EXTERNAL_MAP_INDEX,
+    INT16_ARRAY_EXTERNAL_MAP_INDEX,
+    UINT16_ARRAY_EXTERNAL_MAP_INDEX,
+    INT32_ARRAY_EXTERNAL_MAP_INDEX,
+    UINT32_ARRAY_EXTERNAL_MAP_INDEX,
+    FLOAT32_ARRAY_EXTERNAL_MAP_INDEX,
+    FLOAT64_ARRAY_EXTERNAL_MAP_INDEX,
+    UINT8_CLAMPED_ARRAY_EXTERNAL_MAP_INDEX,
     DATA_VIEW_FUN_INDEX,
     MESSAGE_LISTENERS_INDEX,
     MAKE_MESSAGE_FUN_INDEX,
     GET_STACK_TRACE_LINE_INDEX,
     CONFIGURE_GLOBAL_INDEX,
     FUNCTION_CACHE_INDEX,
     JSFUNCTION_RESULT_CACHES_INDEX,
     NORMALIZED_MAP_CACHE_INDEX,
     RUNTIME_CONTEXT_INDEX,
     CALL_AS_FUNCTION_DELEGATE_INDEX,
@@ skipping 210 matching lines @@
   static bool IsBootstrappingOrGlobalObject(Isolate* isolate, Object* object);
 #endif
 
   STATIC_CHECK(kHeaderSize == Internals::kContextHeaderSize);
   STATIC_CHECK(EMBEDDER_DATA_INDEX == Internals::kContextEmbedderDataIndex);
 };
 
 } }  // namespace v8::internal
 
 #endif  // V8_CONTEXTS_H_