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https://gitee.com/openharmony/arkcompiler_ets_runtime
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93b2fdb032
Issue: https://gitee.com/openharmony/arkcompiler_ets_runtime/issues/I9D0L7 Signed-off-by: hzzhouzebin <zhouzebin1@huawei.com> Change-Id: I4625ed4531180b4a6db45d65c0ebaa7482a88a83
111 lines
3.6 KiB
C++
111 lines
3.6 KiB
C++
/*
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* Copyright (c) 2021 Huawei Device Co., Ltd.
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef ECMASCRIPT_ACCESSOR_DATA_H
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#define ECMASCRIPT_ACCESSOR_DATA_H
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#include "ecmascript/ecma_macros.h"
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#include "ecmascript/js_hclass.h"
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#include "ecmascript/js_native_pointer.h"
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#include "ecmascript/js_object.h"
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#include "ecmascript/js_tagged_value.h"
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#include "ecmascript/mem/slots.h"
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#include "ecmascript/mem/visitor.h"
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#include "ecmascript/record.h"
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namespace panda::ecmascript {
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class AccessorData final : public Record {
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public:
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using InternalGetFunc = JSTaggedValue (*)(JSThread *, const JSHandle<JSObject> &);
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using InternalSetFunc = bool (*)(JSThread *, const JSHandle<JSObject> &, const JSHandle<JSTaggedValue> &, bool);
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static AccessorData *Cast(TaggedObject *object)
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{
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ASSERT(JSTaggedValue(object).IsAccessorData() || JSTaggedValue(object).IsInternalAccessor());
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return static_cast<AccessorData *>(object);
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}
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inline bool IsInternal() const
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{
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return GetClass()->IsInternalAccessor();
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}
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inline bool HasSetter() const
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{
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return !GetSetter().IsUndefined();
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}
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JSTaggedValue CallInternalGet(JSThread *thread, const JSHandle<JSObject> &obj) const
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{
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ASSERT(GetGetter().IsJSNativePointer());
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JSNativePointer *getter = JSNativePointer::Cast(GetGetter().GetTaggedObject());
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auto getFunc = reinterpret_cast<InternalGetFunc>(getter->GetExternalPointer());
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return getFunc(thread, obj);
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}
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bool CallInternalSet(JSThread *thread, const JSHandle<JSObject> &obj, const JSHandle<JSTaggedValue> &value,
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bool mayThrow = false) const
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{
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ASSERT(GetSetter().IsJSNativePointer());
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JSNativePointer *setter = JSNativePointer::Cast(GetSetter().GetTaggedObject());
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auto setFunc = reinterpret_cast<InternalSetFunc>(setter->GetExternalPointer());
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return setFunc(thread, obj, value, mayThrow);
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}
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static constexpr size_t GETTER_OFFSET = Record::SIZE;
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ACCESSORS(Getter, GETTER_OFFSET, SETTER_OFFSET);
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ACCESSORS(Setter, SETTER_OFFSET, SIZE);
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DECL_DUMP()
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DECL_VISIT_OBJECT(GETTER_OFFSET, SIZE)
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};
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enum class CompletionRecordType : uint8_t {
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NORMAL = 0U,
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BREAK,
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CONTINUE,
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RETURN,
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THROW
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};
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class CompletionRecord final : public Record {
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public:
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static CompletionRecord *Cast(TaggedObject *object)
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{
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ASSERT(JSTaggedValue(object).IsCompletionRecord());
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return static_cast<CompletionRecord *>(object);
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}
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bool IsThrow() const
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{
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return GetType() == CompletionRecordType::THROW;
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}
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static constexpr size_t VALUE_OFFSET = Record::SIZE;
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ACCESSORS(Value, VALUE_OFFSET, BIT_FIELD_OFFSET)
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ACCESSORS_BIT_FIELD(BitField, BIT_FIELD_OFFSET, LAST_OFFSET)
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DEFINE_ALIGN_SIZE(LAST_OFFSET);
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// define BitField
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static constexpr size_t TYPE_BITS = 3;
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FIRST_BIT_FIELD(BitField, Type, CompletionRecordType, TYPE_BITS)
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DECL_DUMP()
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DECL_VISIT_OBJECT(VALUE_OFFSET, BIT_FIELD_OFFSET)
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};
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} // namespace panda::ecmascript
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#endif // ECMASCRIPT_ACCESSOR_DATA_H
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