#ifndef CAFFE2_OPERATORS_FREE_OP_H_
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#define CAFFE2_OPERATORS_FREE_OP_H_
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#include "caffe2/core/context.h"
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#include "caffe2/core/operator.h"
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namespace caffe2 {
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// FreeOp frees the content of the output blob. We allow it to take in input
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// blobs purely for the reason that it can "wait" on the input blobs to be
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// produced by some of the earlier operators before a free is called.
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template <class Context>
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class FreeOp : public Operator<Context> {
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public:
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template <class... Args>
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explicit FreeOp(Args&&... args)
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: Operator<Context>(std::forward<Args>(args)...) {}
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bool RunOnDevice() override {
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for (Blob* output : OperatorBase::Outputs()) {
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output->Reset();
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}
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return true;
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}
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};
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} // namespace caffe2
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#endif // CAFFE2_OPERATORS_FREE_OP_H_
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