| /*! |
| * Copyright (c) 2016 by Contributors |
| * \file init_op.cc |
| * \brief CPU Implementation of init op |
| */ |
| #include "./init_op.h" |
| #include "./elemwise_unary_op.h" |
| |
| namespace mxnet { |
| namespace op { |
| |
| DMLC_REGISTER_PARAMETER(InitOpParam); |
| DMLC_REGISTER_PARAMETER(RangeParam); |
| |
| |
| NNVM_REGISTER_OP(_zeros) |
| .describe("fill target with zeros") |
| .set_num_inputs(0) |
| .set_num_outputs(1) |
| .set_attr_parser(ParamParser<InitOpParam>) |
| .set_attr<nnvm::FInferShape>("FInferShape", InitShape<InitOpParam>) |
| .set_attr<nnvm::FInferType>("FInferType", InitType<InitOpParam>) |
| .set_attr<FCompute>("FCompute<cpu>", FillCompute<cpu, 0>) |
| .add_arguments(InitOpParam::__FIELDS__()); |
| |
| NNVM_REGISTER_OP(_ones) |
| .describe("fill target with ones") |
| .set_num_inputs(0) |
| .set_num_outputs(1) |
| .set_attr_parser(ParamParser<InitOpParam>) |
| .set_attr<nnvm::FInferShape>("FInferShape", InitShape<InitOpParam>) |
| .set_attr<nnvm::FInferType>("FInferType", InitType<InitOpParam>) |
| .set_attr<FCompute>("FCompute<cpu>", FillCompute<cpu, 1>) |
| .add_arguments(InitOpParam::__FIELDS__()); |
| |
| NNVM_REGISTER_OP(_arange) |
| .describe("Return evenly spaced values within a given interval. Similar to Numpy") |
| .set_num_inputs(0) |
| .set_num_outputs(1) |
| .set_attr_parser(RangeParamParser) |
| .set_attr<nnvm::FInferShape>("FInferShape", RangeShape) |
| .set_attr<nnvm::FInferType>("FInferType", InitType<RangeParam>) |
| .set_attr<FCompute>("FCompute<cpu>", RangeCompute<cpu>) |
| .add_arguments(RangeParam::__FIELDS__()); |
| |
| NNVM_REGISTER_OP(zeros_like) |
| .describe(R"code(Return an array of zeros with the same shape and type |
| as the input array. |
| |
| Examples:: |
| |
| x = [[ 1., 1., 1.], |
| [ 1., 1., 1.]] |
| |
| zeros_like(x) = [[ 0., 0., 0.], |
| [ 0., 0., 0.]] |
| |
| )code") |
| .set_num_inputs(1) |
| .set_num_outputs(1) |
| .set_attr<nnvm::FInferShape>("FInferShape", ElemwiseShape<1, 1>) |
| .set_attr<nnvm::FInferType>("FInferType", ElemwiseType<1, 1>) |
| .set_attr<nnvm::FIgnoreInputs>("FIgnoreInputs", |
| [](const NodeAttrs& attrs) { return std::vector<uint32_t>(1, 0); }) |
| .set_attr<FCompute>("FCompute<cpu>", FillCompute<cpu, 0>) |
| .set_attr<nnvm::FGradient>("FGradient", MakeZeroGradNodes) |
| .add_argument("data", "NDArray-or-Symbol", "The input"); |
| |
| NNVM_REGISTER_OP(ones_like) |
| .describe(R"code(Return an array of ones with the same shape and type |
| as the input array. |
| |
| Examples:: |
| |
| x = [[ 0., 0., 0.], |
| [ 0., 0., 0.]] |
| |
| ones_like(x) = [[ 1., 1., 1.], |
| [ 1., 1., 1.]] |
| |
| )code") |
| .set_num_inputs(1) |
| .set_num_outputs(1) |
| .set_attr<nnvm::FInferShape>("FInferShape", ElemwiseShape<1, 1>) |
| .set_attr<nnvm::FInferType>("FInferType", ElemwiseType<1, 1>) |
| .set_attr<nnvm::FIgnoreInputs>("FIgnoreInputs", |
| [](const NodeAttrs& attrs) { return std::vector<uint32_t>(1, 0); }) |
| .set_attr<FCompute>("FCompute<cpu>", FillCompute<cpu, 1>) |
| .set_attr<nnvm::FGradient>("FGradient", MakeZeroGradNodes) |
| .add_argument("data", "NDArray-or-Symbol", "The input"); |
| |
| } // namespace op |
| } // namespace mxnet |
