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Paddle/paddle/fluid/operators/conj_op.cc

88 lines
2.8 KiB

// Copyright (c) 2020 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.
#include "paddle/fluid/operators/conj_op.h"
#include <memory>
#include <string>
#include <unordered_map>
#include <vector>
#ifdef PADDLE_WITH_MKLDNN
#include "paddle/fluid/platform/mkldnn_helper.h"
#endif
namespace paddle {
namespace operators {
class ConjOp : public framework::OperatorWithKernel {
public:
using framework::OperatorWithKernel::OperatorWithKernel;
void InferShape(framework::InferShapeContext *ctx) const override {
OP_INOUT_CHECK(ctx->HasInput("X"), "Input", "X", "conj");
OP_INOUT_CHECK(ctx->HasOutput("Out"), "Output", "Out", "conj");
auto in_dims = ctx->GetInputDim("X");
ctx->SetOutputDim("Out", in_dims);
ctx->ShareLoD("X", /*->*/ "Out");
}
};
class ConjOpMaker : public framework::OpProtoAndCheckerMaker {
public:
void Make() override {
AddInput("X", "(Tensor), The input tensor of conj op.");
AddOutput("Out", "(Tensor), The output tensor of conj op.");
AddComment(R"DOC(
Conj Operator.
This operator is used to perform elementwise conjugate for input $X$.
)DOC");
}
};
template <typename T>
class ConjGradMaker : public framework::SingleGradOpMaker<T> {
public:
using framework::SingleGradOpMaker<T>::SingleGradOpMaker;
void Apply(GradOpPtr<T> retv) const override {
retv->SetType("conj");
retv->SetInput("X", this->OutputGrad("Out"));
retv->SetAttrMap(this->Attrs());
retv->SetOutput("Out", this->InputGrad("X"));
}
};
} // namespace operators
} // namespace paddle
namespace ops = paddle::operators;
REGISTER_OPERATOR(conj, ops::ConjOp, ops::ConjOpMaker,
ops::ConjGradMaker<paddle::framework::OpDesc>,
ops::ConjGradMaker<paddle::imperative::OpBase>);
REGISTER_OP_CPU_KERNEL(
conj, ops::ConjKernel<paddle::platform::CPUDeviceContext,
paddle::platform::complex64>,
ops::ConjKernel<paddle::platform::CPUDeviceContext,
paddle::platform::complex128>,
ops::ConjKernel<paddle::platform::CPUDeviceContext, float>,
ops::ConjKernel<paddle::platform::CPUDeviceContext, double>,
ops::ConjKernel<paddle::platform::CPUDeviceContext, int>,
ops::ConjKernel<paddle::platform::CPUDeviceContext, int64_t>);