junrushao1994 commented on a change in pull request #9132: URL: https://github.com/apache/tvm/pull/9132#discussion_r717742448
########## File path: include/tvm/meta_schedule/search_strategy.h ########## @@ -0,0 +1,235 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance + * with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, + * software distributed under the License is distributed on an + * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY + * KIND, either express or implied. See the License for the + * specific language governing permissions and limitations + * under the License. + */ +#ifndef TVM_META_SCHEDULE_SEARCH_STRATEGY_H_ +#define TVM_META_SCHEDULE_SEARCH_STRATEGY_H_ + +#include <tvm/tir/schedule/schedule.h> + +#include "./arg_info.h" +#include "./runner.h" + +namespace tvm { +namespace meta_schedule { + +// Forward declaration +class TuneContext; + +/*! \brief The schedule (with input shapes) to be measured. */ +class MeasureCandidateNode : public runtime::Object { + public: + /*! \brief The schedule for measurement. */ + tir::Schedule sch; + /*! \brief The argument information, e.g., (shape, dtype) for tensors. */ + Array<ArgInfo> args_info; + + void VisitAttrs(tvm::AttrVisitor* v) { + v->Visit("sch", &sch); + v->Visit("args_info", &args_info); + } + + static constexpr const char* _type_key = "meta_schedule.MeasureCandidate"; + TVM_DECLARE_FINAL_OBJECT_INFO(MeasureCandidateNode, Object); +}; + +/*! + * \brief Managed reference to MeasureCandidateNode. + * \sa MeasureCandidateNode + */ +class MeasureCandidate : public runtime::ObjectRef { + public: + /*! + * \brief Constructor of MeasureCandidate. + * \param sch The schedule for measurement. + * \param args_info The argument information, e.g., (shape, dtype) for tensors. + */ + TVM_DLL MeasureCandidate(tir::Schedule sch, Array<ArgInfo> args_info); + TVM_DEFINE_NOTNULLABLE_OBJECT_REF_METHODS(MeasureCandidate, ObjectRef, MeasureCandidateNode); +}; + +/*! + * \brief The search strategy for measure candidates generation. + * \note The relationship between SearchStrategy and other classes are as follows: + ┌──────────────────────────────────────────────────────────────┐ + ┌──┴───────────────────────────────────────────────────────────┐ │ +┌──┴────────────────── Tune Context ───────────────────────────┐ │ │ +│ ┌─────────────────────┐ │ │ │ +│ │ │ Generate │ │ │ +│ │ Space Generator ├──────────────┐ │ │ │ +│ │ │ │ │ │ │ +│ └─────────────────────┘ ▼ │ │ │ +│ Design Space │ │ │ +│ ┌─────────────────────┐ │ │ │ │ +│ Generate │ │ Pretuning │ │ │ │ +│ ┌───────────┤ Search Strategy │◄─────────────┘ │ │ │ +│ │ │ │ │ ├──┘ +│ │ └─────────────────────┘ ├──┘ +└────┼─────────────────────────────────────────────────────────┘ + │ + │ +┌────┼──────────────── Managed By Task Scheduler ─────────────────────┐ +│ │ ┌───────────┐ │ +│ │ Send to │ │ Send to │ +│ ▼ ┌─────────────►│ Builder ├──────────┐ │ +│ Measure Candidate │ Builder │ │ Runner │ │ +│ │ │ └───────────┘ │ │ +│ │ ┌────────────┴────────┐ │ │ +│ │ │ │ ┌───────────┐ │ │ +│ └────►│ Task Scheduler │ │ │ │ │ +│ │ │ │ Runner │◄─────────┘ │ +│ └─────────────────────┘ │ │ │ +│ ▲ └─────┬─────┘ │ +│ │ │ │ +│ └─── Runner Future ◄────┘ │ +└─────────────────────────────────────────────────────────────────────┘ Review comment: 🤩 -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: commits-unsubscr...@tvm.apache.org For queries about this service, please contact Infrastructure at: us...@infra.apache.org
