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paddlepaddle--paddle/paddle/ap/include/kernel_dispatch/mutable_tensor.h
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// Copyright (c) 2024 PaddlePaddle Authors. All Rights Reserved.
//
// Licensed 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.
#pragma once
#include "paddle/ap/include/adt/adt.h"
#include "paddle/ap/include/axpr/type.h"
#include "paddle/ap/include/code_module/data_type.h"
#include "paddle/ap/include/kernel_dispatch/typed_buffer.h"
#include "paddle/phi/core/dense_tensor.h"
namespace phi {
class DenseTensor;
}
namespace ap::kernel_dispatch {
using MutableTensorDataImpl = std::variant<phi::DenseTensor*, TypedBuffer>;
struct MutableTensorData : public MutableTensorDataImpl {
using MutableTensorDataImpl::MutableTensorDataImpl;
ADT_DEFINE_VARIANT_METHODS(MutableTensorDataImpl);
template <typename T>
T* data() const {
return Match(
[](phi::DenseTensor* tensor) -> T* {
return reinterpret_cast<T*>(tensor->data());
},
[](const TypedBuffer& buffer) -> T* {
return reinterpret_cast<T*>(buffer->buffer);
});
}
void* data() const {
return Match(
[](phi::DenseTensor* tensor) -> void* { return tensor->data(); },
[](const TypedBuffer& buffer) -> void* { return buffer->buffer; });
}
phi::DataType dtype() const {
return Match([](phi::DenseTensor* tensor) { return tensor->dtype(); },
[](const TypedBuffer& buffer) { return buffer->dtype; });
}
};
template <typename ValueT>
struct MutableTensorImpl {
MutableTensorData tensor_data;
adt::List<ValueT> dims;
bool operator==(const MutableTensorImpl& other) const {
return other.tensor_data == this->tensor_data && other.dims == this->dims;
}
};
template <typename ValueT>
ADT_DEFINE_RC(MutableTensor, MutableTensorImpl<ValueT>);
} // namespace ap::kernel_dispatch