wehub-resource-sync
57 lines
1.9 KiB
C++
57 lines
1.9 KiB
C++
/* Copyright 2020 The TensorFlow Authors. All Rights Reserved.
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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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http://www.apache.org/licenses/LICENSE-2.0
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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 TENSORFLOW_C_EAGER_ABSTRACT_FUNCTION_H_
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#define TENSORFLOW_C_EAGER_ABSTRACT_FUNCTION_H_
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#include "absl/status/statusor.h"
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#include "tensorflow/core/framework/function.pb.h"
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#include "tensorflow/core/platform/intrusive_ptr.h"
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#include "tensorflow/core/platform/refcount.h"
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#include "tensorflow/core/platform/status.h"
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namespace tensorflow {
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class FunctionRecord;
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// A traced function: this hides the complexity of converting the serialized
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// representation between various supported formats e.g. FunctionDef and Mlir
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// function.
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class AbstractFunction : public core::RefCounted {
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protected:
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enum AbstractFunctionKind { kGraph, kMlir };
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explicit AbstractFunction(AbstractFunctionKind kind) : kind_(kind) {}
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public:
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// Returns which subclass is this instance of.
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AbstractFunctionKind getKind() const { return kind_; }
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// Returns the AbstractFunction as a FunctionDef.
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virtual absl::Status GetFunctionDef(const FunctionDef**) = 0;
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// Returns a shared reference to the wrapped function.
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virtual absl::StatusOr<core::RefCountPtr<FunctionRecord>>
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GetFunctionRecord() = 0;
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private:
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const AbstractFunctionKind kind_;
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};
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using AbstractFunctionPtr =
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tensorflow::core::IntrusivePtr<tensorflow::AbstractFunction>;
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} // namespace tensorflow
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#endif // TENSORFLOW_C_EAGER_ABSTRACT_FUNCTION_H_
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