mirror of
https://gitee.com/openharmony/arkcompiler_ets_runtime
synced 2024-10-06 23:54:03 +00:00
598875ea8a
1. implement a new runtime stub(ASMFastWriteBarrier) to check barrier more fast. 2. preserve most general registers in ASMFastCheckBarrier. 2. call ASMFastWriteBarrier with llvm inlineasm and declare the necessary clobber registers. Issue: https://gitee.com/openharmony/arkcompiler_ets_runtime/issues/IAJ7DB Signed-off-by: ZhouGuangyuan <zhouguangyuan1@huawei.com> Change-Id: I6eef56ce51ac59b690c015030cebe694fcec5e77
99 lines
4.3 KiB
C++
99 lines
4.3 KiB
C++
/*
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* Copyright (c) 2023 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_COMPILER_POST_SCHEDULE_H
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#define ECMASCRIPT_COMPILER_POST_SCHEDULE_H
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#include "ecmascript/compiler/circuit.h"
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#include "ecmascript/compiler/circuit_builder.h"
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#include "ecmascript/compiler/gate_accessor.h"
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#include "ecmascript/mem/chunk_containers.h"
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namespace panda::ecmascript::kungfu {
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class PostSchedule {
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public:
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using ControlFlowGraph = std::vector<std::vector<GateRef>>;
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PostSchedule(Circuit *circuit, bool enableLog, const std::string &name, Chunk *chunk, bool fastBarrier = false)
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: enableLog_(enableLog), methodName_(name), chunk_(chunk), circuit_(circuit), builder_(circuit), acc_(circuit),
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fastBarrier_(fastBarrier)
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{
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}
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void Run(ControlFlowGraph &result);
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private:
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bool IsLogEnabled() const
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{
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return enableLog_;
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}
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const std::string& GetMethodName() const
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{
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return methodName_;
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}
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void GenerateExtraBB(ControlFlowGraph &cfg);
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bool VisitHeapAlloc(GateRef gate, ControlFlowGraph &cfg, size_t bbIdx, size_t instIdx);
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bool VisitStore(GateRef gate, ControlFlowGraph &cfg, size_t bbIdx, size_t instIdx);
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void ReplaceGateDirectly(std::vector<GateRef> &gates, ControlFlowGraph &cfg, size_t bbIdx, size_t instIdx);
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void ScheduleEndBB(std::vector<GateRef> &gates, ControlFlowGraph &cfg, size_t bbIdx, size_t instIdx);
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void ScheduleNewBB(std::vector<GateRef> &gates, ControlFlowGraph &cfg, size_t bbIdx);
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void ScheduleCurrentBB(const std::vector<GateRef> &gates, ControlFlowGraph &cfg, size_t bbIdx, size_t instIdx);
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void LoweringHeapAllocAndPrepareScheduleGate(GateRef gate,
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std::vector<GateRef> ¤tBBGates,
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std::vector<GateRef> &successBBGates,
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std::vector<GateRef> &failBBGates,
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std::vector<GateRef> &endBBGates,
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int64_t flag);
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void LoweringHeapAllocate(GateRef gate,
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std::vector<GateRef> ¤tBBGates,
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std::vector<GateRef> &successBBGates,
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std::vector<GateRef> &failBBGates,
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std::vector<GateRef> &endBBGates,
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int64_t flag);
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void LoweringStoreNoBarrierAndPrepareScheduleGate(GateRef gate, std::vector<GateRef> ¤tBBGates);
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void LoweringStoreWithBarrierAndPrepareScheduleGate(GateRef gate, std::vector<GateRef> ¤tBBGates);
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void LoweringStoreUnknownBarrierAndPrepareScheduleGate(GateRef gate,
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std::vector<GateRef> ¤tBBGates,
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std::vector<GateRef> &barrierBBGates,
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std::vector<GateRef> &endBBGates);
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void PrepareToScheduleNewGate(GateRef gate, std::vector<GateRef> &gates);
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MemoryAttribute::Barrier GetWriteBarrierKind(GateRef gate);
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void ReplaceBBState(ControlFlowGraph &cfg, size_t bbIdx, std::vector<GateRef> ¤tBBGates,
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std::vector<GateRef> &endBBGates);
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MemoryAttribute::ShareFlag GetShareKind(panda::ecmascript::kungfu::GateRef gate);
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int SelectBarrier(MemoryAttribute::ShareFlag share, const CallSignature*& cs, std::string_view& comment);
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void PrintGraph(const char* title, ControlFlowGraph &cfg);
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bool enableLog_ {false};
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std::string methodName_;
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[[maybe_unused]]Chunk* chunk_ {nullptr};
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Circuit* circuit_ {nullptr};
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CircuitBuilder builder_;
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GateAccessor acc_;
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bool fastBarrier_ {false};
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};
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}; // namespace panda::ecmascript::kungfu
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#endif // ECMASCRIPT_COMPILER_POST_SCHEDULE_H
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