WIP SharedArrayBuffer implementation

src/contexts.h

Index: src/contexts.h
diff --git a/src/contexts.h b/src/contexts.h
index 3b4b7992c099bbc5f7393fc37d7fa5549284e119..e18e71733d3d6128e821ecb1402ed9e1294c093f 100644
--- a/src/contexts.h
+++ b/src/contexts.h
@@ -121,6 +121,34 @@ enum BindingFlags {
   V(UINT8_CLAMPED_ARRAY_EXTERNAL_MAP_INDEX, Map,                               \
     uint8_clamped_array_external_map)                                          \
   V(DATA_VIEW_FUN_INDEX, JSFunction, data_view_fun)                            \
+  V(SHARED_ARRAY_BUFFER_FUN_INDEX, JSFunction, shared_array_buffer_fun)        \
+  V(SHARED_UINT8_ARRAY_FUN_INDEX, JSFunction, shared_uint8_array_fun)          \
+  V(SHARED_INT8_ARRAY_FUN_INDEX, JSFunction, shared_int8_array_fun)            \
+  V(SHARED_UINT16_ARRAY_FUN_INDEX, JSFunction, shared_uint16_array_fun)        \
+  V(SHARED_INT16_ARRAY_FUN_INDEX, JSFunction, shared_int16_array_fun)          \
+  V(SHARED_UINT32_ARRAY_FUN_INDEX, JSFunction, shared_uint32_array_fun)        \
+  V(SHARED_INT32_ARRAY_FUN_INDEX, JSFunction, shared_int32_array_fun)          \
+  V(SHARED_FLOAT32_ARRAY_FUN_INDEX, JSFunction, shared_float32_array_fun)      \
+  V(SHARED_FLOAT64_ARRAY_FUN_INDEX, JSFunction, shared_float64_array_fun)      \
+  V(SHARED_UINT8_CLAMPED_ARRAY_FUN_INDEX, JSFunction,                          \
+    shared_uint8_clamped_array_fun)                                            \
+  V(SHARED_INT8_ARRAY_EXTERNAL_MAP_INDEX, Map, shared_int8_array_external_map) \
+  V(SHARED_UINT8_ARRAY_EXTERNAL_MAP_INDEX, Map,                                \
+    shared_uint8_array_external_map)                                           \
+  V(SHARED_INT16_ARRAY_EXTERNAL_MAP_INDEX, Map,                                \
+    shared_int16_array_external_map)                                           \
+  V(SHARED_UINT16_ARRAY_EXTERNAL_MAP_INDEX, Map,                               \
+    shared_uint16_array_external_map)                                          \
+  V(SHARED_INT32_ARRAY_EXTERNAL_MAP_INDEX, Map,                                \
+    shared_int32_array_external_map)                                           \
+  V(SHARED_UINT32_ARRAY_EXTERNAL_MAP_INDEX, Map,                               \
+    shared_uint32_array_external_map)                                          \
+  V(SHARED_FLOAT32_ARRAY_EXTERNAL_MAP_INDEX, Map,                              \
+    shared_float32_array_external_map)                                         \
+  V(SHARED_FLOAT64_ARRAY_EXTERNAL_MAP_INDEX, Map,                              \
+    shared_float64_array_external_map)                                         \
+  V(SHARED_UINT8_CLAMPED_ARRAY_EXTERNAL_MAP_INDEX, Map,                        \
+    shared_uint8_clamped_array_external_map)                                   \
   V(SLOPPY_FUNCTION_MAP_INDEX, Map, sloppy_function_map)                       \
   V(SLOPPY_FUNCTION_WITH_READONLY_PROTOTYPE_MAP_INDEX, Map,                    \
     sloppy_function_with_readonly_prototype_map)                               \
@@ -371,6 +399,25 @@ class Context: public FixedArray {
     FLOAT64_ARRAY_EXTERNAL_MAP_INDEX,
     UINT8_CLAMPED_ARRAY_EXTERNAL_MAP_INDEX,
     DATA_VIEW_FUN_INDEX,
+    SHARED_ARRAY_BUFFER_FUN_INDEX,
+    SHARED_UINT8_ARRAY_FUN_INDEX,
+    SHARED_INT8_ARRAY_FUN_INDEX,
+    SHARED_UINT16_ARRAY_FUN_INDEX,
+    SHARED_INT16_ARRAY_FUN_INDEX,
+    SHARED_UINT32_ARRAY_FUN_INDEX,
+    SHARED_INT32_ARRAY_FUN_INDEX,
+    SHARED_FLOAT32_ARRAY_FUN_INDEX,
+    SHARED_FLOAT64_ARRAY_FUN_INDEX,
+    SHARED_UINT8_CLAMPED_ARRAY_FUN_INDEX,
+    SHARED_INT8_ARRAY_EXTERNAL_MAP_INDEX,
+    SHARED_UINT8_ARRAY_EXTERNAL_MAP_INDEX,
+    SHARED_INT16_ARRAY_EXTERNAL_MAP_INDEX,
+    SHARED_UINT16_ARRAY_EXTERNAL_MAP_INDEX,
+    SHARED_INT32_ARRAY_EXTERNAL_MAP_INDEX,
+    SHARED_UINT32_ARRAY_EXTERNAL_MAP_INDEX,
+    SHARED_FLOAT32_ARRAY_EXTERNAL_MAP_INDEX,
+    SHARED_FLOAT64_ARRAY_EXTERNAL_MAP_INDEX,
+    SHARED_UINT8_CLAMPED_ARRAY_EXTERNAL_MAP_INDEX,
     MESSAGE_LISTENERS_INDEX,
     MAKE_MESSAGE_FUN_INDEX,
     GET_STACK_TRACE_LINE_INDEX,