wehub-resource-sync
75 lines
2.1 KiB
C++
75 lines
2.1 KiB
C++
// Copyright (c) 2023 CINN Authors. All Rights Reserved.
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//
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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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#pragma once
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#include <memory>
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#include "paddle/cinn/common/dev_info_base.h"
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#include "paddle/cinn/common/macros.h"
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#include "paddle/cinn/common/nvgpu_dev_info.h"
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#include "paddle/cinn/common/target.h"
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#include "paddle/common/enforce.h"
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namespace cinn {
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namespace common {
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template <typename arch>
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struct GetDevType {
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using DevType = DevInfoBase;
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};
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// Extra device should be added here
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class NVGPUDevInfo;
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template <>
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struct GetDevType<NVGPUArch> {
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using DevType = NVGPUDevInfo;
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};
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template <typename arch>
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class DevInfoMgr final {
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private:
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explicit DevInfoMgr(int device_num = 0) : device_num_(device_num) {
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impl_ = std::make_unique<typename GetDevType<arch>::DevType>(device_num);
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}
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std::unique_ptr<DevInfoBase> impl_;
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int device_num_;
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public:
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static DevInfoMgr<arch> GetDevInfo(int device_num = 0) {
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return DevInfoMgr(device_num);
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}
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using RetType = typename GetDevType<arch>::DevType;
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const RetType* operator->() const {
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PADDLE_ENFORCE_EQ(!std::is_void<RetType>(),
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true,
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::common::errors::InvalidArgument(
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"Current device can't be recognized!"));
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return dynamic_cast<const RetType*>(impl_.get());
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}
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RetType* operator->() {
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PADDLE_ENFORCE_EQ(!std::is_void<RetType>(),
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true,
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::common::errors::InvalidArgument(
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"Current device can't be recognized!"));
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return dynamic_cast<RetType*>(impl_.get());
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}
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};
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} // namespace common
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} // namespace cinn
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