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Unified Diff: src/contexts.h

Issue 1895603002: [esnext] prototype runtime implementation for async functions (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@AsyncFunction
Patch Set: Add AsyncFunction constructor Created 4 years, 7 months ago
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Index: src/contexts.h
diff --git a/src/contexts.h b/src/contexts.h
index 07750effb3574b74c2cfbc9f5196d08dd7c32316..7cf73eec7dae542ea00a273dc1b8a6e96f988997 100644
--- a/src/contexts.h
+++ b/src/contexts.h
@@ -90,51 +90,54 @@ enum BindingFlags {
V(MATH_FLOOR, JSFunction, math_floor) \
V(MATH_SQRT, JSFunction, math_sqrt)
-#define NATIVE_CONTEXT_IMPORTED_FIELDS(V) \
- V(ARRAY_CONCAT_INDEX, JSFunction, array_concat) \
- V(ARRAY_POP_INDEX, JSFunction, array_pop) \
- V(ARRAY_PUSH_INDEX, JSFunction, array_push) \
- V(ARRAY_SHIFT_INDEX, JSFunction, array_shift) \
- V(ARRAY_SPLICE_INDEX, JSFunction, array_splice) \
- V(ARRAY_SLICE_INDEX, JSFunction, array_slice) \
- V(ARRAY_UNSHIFT_INDEX, JSFunction, array_unshift) \
- V(ARRAY_VALUES_ITERATOR_INDEX, JSFunction, array_values_iterator) \
- V(DERIVED_GET_TRAP_INDEX, JSFunction, derived_get_trap) \
- V(ERROR_FUNCTION_INDEX, JSFunction, error_function) \
- V(EVAL_ERROR_FUNCTION_INDEX, JSFunction, eval_error_function) \
- V(GET_STACK_TRACE_LINE_INDEX, JSFunction, get_stack_trace_line_fun) \
- V(GLOBAL_EVAL_FUN_INDEX, JSFunction, global_eval_fun) \
- V(JSON_SERIALIZE_ADAPTER_INDEX, JSFunction, json_serialize_adapter) \
- V(MAKE_ERROR_FUNCTION_INDEX, JSFunction, make_error_function) \
- V(MAP_DELETE_METHOD_INDEX, JSFunction, map_delete) \
- V(MAP_GET_METHOD_INDEX, JSFunction, map_get) \
- V(MAP_HAS_METHOD_INDEX, JSFunction, map_has) \
- V(MAP_SET_METHOD_INDEX, JSFunction, map_set) \
- V(MATH_POW_METHOD_INDEX, JSFunction, math_pow) \
- V(MESSAGE_GET_COLUMN_NUMBER_INDEX, JSFunction, message_get_column_number) \
- V(MESSAGE_GET_LINE_NUMBER_INDEX, JSFunction, message_get_line_number) \
- V(MESSAGE_GET_SOURCE_LINE_INDEX, JSFunction, message_get_source_line) \
- V(NO_SIDE_EFFECTS_TO_STRING_FUN_INDEX, JSFunction, \
- no_side_effects_to_string_fun) \
- V(OBJECT_VALUE_OF, JSFunction, object_value_of) \
- V(OBJECT_TO_STRING, JSFunction, object_to_string) \
- V(PROMISE_CATCH_INDEX, JSFunction, promise_catch) \
- V(PROMISE_CHAIN_INDEX, JSFunction, promise_chain) \
- V(PROMISE_CREATE_INDEX, JSFunction, promise_create) \
- V(PROMISE_FUNCTION_INDEX, JSFunction, promise_function) \
- V(PROMISE_HAS_USER_DEFINED_REJECT_HANDLER_INDEX, JSFunction, \
- promise_has_user_defined_reject_handler) \
- V(PROMISE_REJECT_INDEX, JSFunction, promise_reject) \
- V(PROMISE_RESOLVE_INDEX, JSFunction, promise_resolve) \
- V(PROMISE_THEN_INDEX, JSFunction, promise_then) \
- V(RANGE_ERROR_FUNCTION_INDEX, JSFunction, range_error_function) \
- V(REFERENCE_ERROR_FUNCTION_INDEX, JSFunction, reference_error_function) \
- V(SET_ADD_METHOD_INDEX, JSFunction, set_add) \
- V(SET_DELETE_METHOD_INDEX, JSFunction, set_delete) \
- V(SET_HAS_METHOD_INDEX, JSFunction, set_has) \
- V(STACK_OVERFLOW_BOILERPLATE_INDEX, JSObject, stack_overflow_boilerplate) \
- V(SYNTAX_ERROR_FUNCTION_INDEX, JSFunction, syntax_error_function) \
- V(TYPE_ERROR_FUNCTION_INDEX, JSFunction, type_error_function) \
+#define NATIVE_CONTEXT_IMPORTED_FIELDS(V) \
+ V(ARRAY_CONCAT_INDEX, JSFunction, array_concat) \
+ V(ARRAY_POP_INDEX, JSFunction, array_pop) \
+ V(ARRAY_PUSH_INDEX, JSFunction, array_push) \
+ V(ARRAY_SHIFT_INDEX, JSFunction, array_shift) \
+ V(ARRAY_SPLICE_INDEX, JSFunction, array_splice) \
+ V(ARRAY_SLICE_INDEX, JSFunction, array_slice) \
+ V(ARRAY_UNSHIFT_INDEX, JSFunction, array_unshift) \
+ V(ARRAY_VALUES_ITERATOR_INDEX, JSFunction, array_values_iterator) \
+ V(DERIVED_GET_TRAP_INDEX, JSFunction, derived_get_trap) \
+ V(ERROR_FUNCTION_INDEX, JSFunction, error_function) \
+ V(EVAL_ERROR_FUNCTION_INDEX, JSFunction, eval_error_function) \
+ V(GET_STACK_TRACE_LINE_INDEX, JSFunction, get_stack_trace_line_fun) \
+ V(GLOBAL_EVAL_FUN_INDEX, JSFunction, global_eval_fun) \
+ V(JSON_SERIALIZE_ADAPTER_INDEX, JSFunction, json_serialize_adapter) \
+ V(MAKE_ERROR_FUNCTION_INDEX, JSFunction, make_error_function) \
+ V(MAP_DELETE_METHOD_INDEX, JSFunction, map_delete) \
+ V(MAP_GET_METHOD_INDEX, JSFunction, map_get) \
+ V(MAP_HAS_METHOD_INDEX, JSFunction, map_has) \
+ V(MAP_SET_METHOD_INDEX, JSFunction, map_set) \
+ V(MATH_POW_METHOD_INDEX, JSFunction, math_pow) \
+ V(MESSAGE_GET_COLUMN_NUMBER_INDEX, JSFunction, message_get_column_number) \
+ V(MESSAGE_GET_LINE_NUMBER_INDEX, JSFunction, message_get_line_number) \
+ V(MESSAGE_GET_SOURCE_LINE_INDEX, JSFunction, message_get_source_line) \
+ V(NO_SIDE_EFFECTS_TO_STRING_FUN_INDEX, JSFunction, \
+ no_side_effects_to_string_fun) \
+ V(OBJECT_VALUE_OF, JSFunction, object_value_of) \
+ V(OBJECT_TO_STRING, JSFunction, object_to_string) \
+ V(PROMISE_CATCH_INDEX, JSFunction, promise_catch) \
+ V(PROMISE_CHAIN_INDEX, JSFunction, promise_chain) \
+ V(PROMISE_CREATE_INDEX, JSFunction, promise_create) \
+ V(PROMISE_FUNCTION_INDEX, JSFunction, promise_function) \
+ V(PROMISE_HAS_USER_DEFINED_REJECT_HANDLER_INDEX, JSFunction, \
+ promise_has_user_defined_reject_handler) \
+ V(PROMISE_REJECT_INDEX, JSFunction, promise_reject) \
+ V(PROMISE_RESOLVE_INDEX, JSFunction, promise_resolve) \
+ V(PROMISE_CREATE_RESOLVED_INDEX, JSFunction, promise_create_resolved) \
+ V(PROMISE_CREATE_REJECTED_INDEX, JSFunction, promise_create_rejected) \
+ V(ASYNC_FUNCTION_AWAIT_INDEX, JSFunction, async_function_await) \
+ V(PROMISE_THEN_INDEX, JSFunction, promise_then) \
+ V(RANGE_ERROR_FUNCTION_INDEX, JSFunction, range_error_function) \
+ V(REFERENCE_ERROR_FUNCTION_INDEX, JSFunction, reference_error_function) \
+ V(SET_ADD_METHOD_INDEX, JSFunction, set_add) \
+ V(SET_DELETE_METHOD_INDEX, JSFunction, set_delete) \
+ V(SET_HAS_METHOD_INDEX, JSFunction, set_has) \
+ V(STACK_OVERFLOW_BOILERPLATE_INDEX, JSObject, stack_overflow_boilerplate) \
+ V(SYNTAX_ERROR_FUNCTION_INDEX, JSFunction, syntax_error_function) \
+ V(TYPE_ERROR_FUNCTION_INDEX, JSFunction, type_error_function) \
V(URI_ERROR_FUNCTION_INDEX, JSFunction, uri_error_function)
#define NATIVE_CONTEXT_FIELDS(V) \
@@ -144,6 +147,7 @@ enum BindingFlags {
V(ACCESSOR_PROPERTY_DESCRIPTOR_MAP_INDEX, Map, \
accessor_property_descriptor_map) \
V(ALLOW_CODE_GEN_FROM_STRINGS_INDEX, Object, allow_code_gen_from_strings) \
+ V(ASYNC_FUNCTION_FUNCTION_INDEX, JSFunction, async_function_constructor) \
V(ARRAY_BUFFER_FUN_INDEX, JSFunction, array_buffer_fun) \
V(ARRAY_BUFFER_MAP_INDEX, Map, array_buffer_map) \
V(ARRAY_FUNCTION_INDEX, JSFunction, array_function) \
@@ -234,8 +238,10 @@ enum BindingFlags {
V(SLOPPY_FUNCTION_WITH_READONLY_PROTOTYPE_MAP_INDEX, Map, \
sloppy_function_with_readonly_prototype_map) \
V(WASM_FUNCTION_MAP_INDEX, Map, wasm_function_map) \
+ V(SLOPPY_ASYNC_FUNCTION_MAP_INDEX, Map, sloppy_async_function_map) \
V(SLOPPY_GENERATOR_FUNCTION_MAP_INDEX, Map, sloppy_generator_function_map) \
V(SLOW_ALIASED_ARGUMENTS_MAP_INDEX, Map, slow_aliased_arguments_map) \
+ V(STRICT_ASYNC_FUNCTION_MAP_INDEX, Map, strict_async_function_map) \
V(STRICT_ARGUMENTS_MAP_INDEX, Map, strict_arguments_map) \
V(STRICT_FUNCTION_MAP_INDEX, Map, strict_function_map) \
V(STRICT_FUNCTION_WITHOUT_PROTOTYPE_MAP_INDEX, Map, \
@@ -516,6 +522,11 @@ class Context: public FixedArray {
: SLOPPY_GENERATOR_FUNCTION_MAP_INDEX;
}
+ if (IsAsyncFunction(kind)) {
+ return is_strict(language_mode) ? STRICT_ASYNC_FUNCTION_MAP_INDEX
+ : SLOPPY_ASYNC_FUNCTION_MAP_INDEX;
+ }
+
if (IsClassConstructor(kind)) {
// Use strict function map (no own "caller" / "arguments")
return STRICT_FUNCTION_MAP_INDEX;
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