mirror of
https://github.com/openharmony/ark_ts2abc.git
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zhuoli72
c3a2e0b34e
Change-Id: I26f663c67b42f6549c7777a88c8bf00bd845fc96 Signed-off-by: zhuoli72 <pengzhuoli@huawei.com>
92 lines
2.6 KiB
C++
92 lines
2.6 KiB
C++
/**
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* Copyright (c) 2021-2022 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 ES2PANDA_COMPILER_FUNCTION_FUNCTION_BUILDER_H
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#define ES2PANDA_COMPILER_FUNCTION_FUNCTION_BUILDER_H
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#include <macros.h>
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#include <ir/irnode.h>
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namespace panda::es2panda::ir {
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class ScriptFunction;
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} // namespace panda::es2panda::ir
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namespace panda::es2panda::compiler {
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class PandaGen;
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class CatchTable;
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enum class IteratorType;
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enum class ResumeMode {
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RETURN,
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THROW,
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NEXT,
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};
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class FunctionBuilder {
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public:
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enum class BuilderType {
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NORMAL,
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GENERATOR,
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ASYNC,
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ASYNC_GENERATOR,
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};
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explicit FunctionBuilder(PandaGen *pg, CatchTable *catchTable);
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virtual ~FunctionBuilder() = default;
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NO_COPY_SEMANTIC(FunctionBuilder);
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NO_MOVE_SEMANTIC(FunctionBuilder);
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virtual void Prepare([[maybe_unused]] const ir::ScriptFunction *node) const {};
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virtual void CleanUp([[maybe_unused]] const ir::ScriptFunction *node) const {};
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virtual void DirectReturn(const ir::AstNode *node) const;
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virtual void ImplicitReturn(const ir::AstNode *node) const;
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virtual void Await(const ir::AstNode *node);
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virtual void YieldStar(const ir::AstNode *node);
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virtual void Yield([[maybe_unused]] const ir::AstNode *node)
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{
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UNREACHABLE();
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};
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protected:
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virtual BuilderType BuilderKind() const
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{
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return BuilderType::NORMAL;
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}
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virtual IteratorType GeneratorKind() const;
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void SuspendResumeExecution(const ir::AstNode *node, VReg completionType, VReg completionValue) const;
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void AsyncYield(const ir::AstNode *node, VReg completionType, VReg completionValue) const;
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VReg FunctionReg(const ir::ScriptFunction *node) const;
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void HandleCompletion(const ir::AstNode *node, VReg completionType, VReg completionValue);
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PandaGen *pg_;
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CatchTable *catchTable_;
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VReg funcObj_ {};
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bool handleReturn_ {};
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private:
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void resumeGenerator(const ir::AstNode *node, VReg completionType, VReg completionValue) const;
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};
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} // namespace panda::es2panda::compiler
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#endif
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