runner.h

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/*
 * 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_RUNNER_H_
#define TVM_META_SCHEDULE_RUNNER_H_
 
#include <tvm/ffi/container/array.h>
#include <tvm/ffi/function.h>
#include <tvm/ffi/optional.h>
#include <tvm/ffi/reflection/registry.h>
#include <tvm/ffi/string.h>
#include <tvm/ir/expr.h>
#include <tvm/meta_schedule/arg_info.h>
#include <tvm/runtime/object.h>
 
namespace tvm {
namespace meta_schedule {
 
class RunnerInputNode : public runtime::Object {
 public:
  ffi::String artifact_path;
  ffi::String device_type;
  ffi::Array<ArgInfo> args_info;
 
  static void RegisterReflection() {
    namespace refl = tvm::ffi::reflection;
    refl::ObjectDef<RunnerInputNode>()
        .def_ro("artifact_path", &RunnerInputNode::artifact_path)
        .def_ro("device_type", &RunnerInputNode::device_type)
        .def_ro("args_info", &RunnerInputNode::args_info);
  }
  TVM_FFI_DECLARE_OBJECT_INFO_FINAL("meta_schedule.RunnerInput", RunnerInputNode, runtime::Object);
};
 
class RunnerInput : public runtime::ObjectRef {
 public:
  TVM_DLL explicit RunnerInput(ffi::String artifact_path, ffi::String device_type,
                               ffi::Array<ArgInfo> args_info);
  TVM_FFI_DEFINE_OBJECT_REF_METHODS_NOTNULLABLE(RunnerInput, runtime::ObjectRef, RunnerInputNode);
};
 
class RunnerResultNode : public runtime::Object {
 public:
  ffi::Optional<ffi::Array<FloatImm>> run_secs;
  ffi::Optional<ffi::String> error_msg;
 
  static void RegisterReflection() {
    namespace refl = tvm::ffi::reflection;
    refl::ObjectDef<RunnerResultNode>()
        .def_ro("run_secs", &RunnerResultNode::run_secs)
        .def_ro("error_msg", &RunnerResultNode::error_msg);
  }
  TVM_FFI_DECLARE_OBJECT_INFO_FINAL("meta_schedule.RunnerResult", RunnerResultNode,
                                    runtime::Object);
};
 
class RunnerResult : public runtime::ObjectRef {
 public:
  TVM_DLL explicit RunnerResult(ffi::Optional<ffi::Array<FloatImm>> run_secs,
                                ffi::Optional<ffi::String> error_msg);
  TVM_FFI_DEFINE_OBJECT_REF_METHODS_NOTNULLABLE(RunnerResult, runtime::ObjectRef, RunnerResultNode);
};
 
class RunnerFutureNode : public runtime::Object {
 public:
  using FDone = ffi::TypedFunction<bool()>;
  using FResult = ffi::TypedFunction<RunnerResult()>;
 
  FDone f_done;
  FResult f_result;
 
  static void RegisterReflection() {
    // `f_done` is not registered
    // `f_result` is not registered
  }
 
  bool Done() const {
    ICHECK(f_done != nullptr) << "PyRunnerFuture's Done method not implemented!";
    return f_done();
  }
  RunnerResult Result() const {
    ICHECK(f_result != nullptr) << "PyRunnerFuture's Result method not implemented!";
    return f_result();
  }
  TVM_FFI_DECLARE_OBJECT_INFO_FINAL("meta_schedule.RunnerFuture", RunnerFutureNode,
                                    runtime::Object);
};
 
class RunnerFuture : public runtime::ObjectRef {
 public:
  using FDone = RunnerFutureNode::FDone;
  using FResult = RunnerFutureNode::FResult;
 
  TVM_DLL explicit RunnerFuture(FDone f_done, FResult f_result);
  TVM_FFI_DEFINE_OBJECT_REF_METHODS_NOTNULLABLE(RunnerFuture, runtime::ObjectRef, RunnerFutureNode);
};
 
class RunnerNode : public runtime::Object {
 public:
  using FRun = ffi::TypedFunction<ffi::Array<RunnerFuture>(ffi::Array<RunnerInput>)>;
 
  virtual ~RunnerNode() = default;
 
  virtual ffi::Array<RunnerFuture> Run(ffi::Array<RunnerInput> runner_inputs) = 0;
 
  static constexpr const bool _type_mutable = true;
  TVM_FFI_DECLARE_OBJECT_INFO("meta_schedule.Runner", RunnerNode, runtime::Object);
};
 
class Runner : public runtime::ObjectRef {
 public:
  using FRun = RunnerNode::FRun;
  explicit Runner(ObjectPtr<RunnerNode> data) : ObjectRef(data) { TVM_FFI_ICHECK(data != nullptr); }
  TVM_DLL static Runner PyRunner(FRun f_run);
  TVM_FFI_DEFINE_OBJECT_REF_METHODS_NOTNULLABLE(Runner, runtime::ObjectRef, RunnerNode);
};
 
class PyRunnerNode : public RunnerNode {
 public:
  FRun f_run;
 
  static void RegisterReflection() {
    // `f_run` is not registered
  }
 
  ffi::Array<RunnerFuture> Run(ffi::Array<RunnerInput> runner_inputs) final {
    ICHECK(f_run != nullptr) << "PyRunner's Run method not implemented!";
    return f_run(runner_inputs);
  }
  TVM_FFI_DECLARE_OBJECT_INFO_FINAL("meta_schedule.PyRunner", PyRunnerNode, RunnerNode);
};
 
}  // namespace meta_schedule
}  // namespace tvm
 
#endif  // TVM_META_SCHEDULE_RUNNER_H_