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78 lines
2.9 KiB
78 lines
2.9 KiB
/* Copyright (c) 2016 PaddlePaddle Authors. All Rights Reserve.
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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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#include "paddle/operators/fill_constant_op.h"
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namespace paddle {
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namespace operators {
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class FillConstantOp : public framework::OperatorWithKernel {
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public:
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using framework::OperatorWithKernel::OperatorWithKernel;
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void InferShape(framework::InferShapeContext *ctx) const override {
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PADDLE_ENFORCE(ctx->HasOutput("Out"),
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"Output(Out) of FillConstantOp should not be null.");
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auto &shape = ctx->Attrs().Get<std::vector<int>>("shape");
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std::vector<int64_t> shape_int64(shape.size(), 0);
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std::transform(shape.begin(), shape.end(), shape_int64.begin(),
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[](int a) { return static_cast<int64_t>(a); });
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auto dims = framework::make_ddim(shape_int64);
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ctx->SetOutputDim("Out", dims);
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}
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protected:
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framework::DataType IndicateDataType(
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const framework::ExecutionContext &ctx) const override {
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int data_type = ctx.Attr<int>("data_type");
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VLOG(10) << " FillConstant data_type = " << data_type;
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return static_cast<framework::DataType>(data_type);
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}
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};
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class FillConstantOpMaker : public framework::OpProtoAndCheckerMaker {
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public:
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FillConstantOpMaker(framework::OpProto *proto,
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framework::OpAttrChecker *op_checker)
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: framework::OpProtoAndCheckerMaker(proto, op_checker) {
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AddAttr<int>("data_type",
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"(int, default 5 (FP32)) "
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"Output data type")
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.SetDefault(framework::DataType::FP32);
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AddAttr<std::vector<int>>("shape", "(vector<int>) The shape of the output");
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AddAttr<float>("value", "(float, default 0) The value to be filled")
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.SetDefault(0.0f);
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AddOutput("Out",
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"(Tensor) Tensor of specified shape will be filled "
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"with the specified value");
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AddComment(R"DOC(
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FillConstantBatchSizeLike Operator.
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Fill up a variable with specified constant value.
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)DOC");
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}
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};
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} // namespace operators
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} // namespace paddle
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namespace ops = paddle::operators;
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REGISTER_OP_WITHOUT_GRADIENT(fill_constant, ops::FillConstantOp,
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ops::FillConstantOpMaker);
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REGISTER_OP_CPU_KERNEL(
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fill_constant, ops::FillConstantOpKernel<paddle::platform::CPUPlace, float>,
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ops::FillConstantOpKernel<paddle::platform::CPUPlace, double>,
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ops::FillConstantOpKernel<paddle::platform::CPUPlace, int>,
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ops::FillConstantOpKernel<paddle::platform::CPUPlace, int64_t>);
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