From 7923d7271f5f36d0cd13a3270bd5683c26f78724 Mon Sep 17 00:00:00 2001 From: tensor-tang Date: Mon, 7 Jan 2019 07:52:50 +0000 Subject: [PATCH] add fusion seqpool concat op --- .../fused/fusion_seqpool_concat_op.cc | 128 ++++++++++++++++++ .../fused/fusion_seqpool_concat_op.h | 41 ++++++ 2 files changed, 169 insertions(+) create mode 100644 paddle/fluid/operators/fused/fusion_seqpool_concat_op.cc create mode 100644 paddle/fluid/operators/fused/fusion_seqpool_concat_op.h diff --git a/paddle/fluid/operators/fused/fusion_seqpool_concat_op.cc b/paddle/fluid/operators/fused/fusion_seqpool_concat_op.cc new file mode 100644 index 000000000..bf4ae6db1 --- /dev/null +++ b/paddle/fluid/operators/fused/fusion_seqpool_concat_op.cc @@ -0,0 +1,128 @@ +/* Copyright (c) 2018 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/fused/fusion_seqpool_concat_op.h" +#include +#include +#include "paddle/fluid/operators/jit/kernels.h" + +namespace paddle { +namespace operators { + +void FusionSeqPoolConcatOp::InferShape( + framework::InferShapeContext* ctx) const { + PADDLE_ENFORCE_GE(ctx->Inputs("X").size(), 1UL, + "Inputs(X) of FusionSeqPoolConcatOp should be empty."); + PADDLE_ENFORCE(ctx->HasOutput("Out"), + "Output(Out) of FusionSeqPoolConcatOp should not be null."); + int axis = ctx->Attrs().Get("axis"); + PADDLE_ENFORCE_EQ(axis, 1, + "FusionSeqPoolConcatOp only supports concat axis=1 yet."); + PADDLE_ENFORCE_EQ(ctx->Attrs().Get("pooltype"), "SUM", + "FusionSeqPoolConcatOp only supports sum pool type yet."); + + auto ins_dims = ctx->GetInputsDim("X"); + const size_t n = ins_dims.size(); + PADDLE_ENFORCE_GT(n, 0UL, "Input tensors count should > 0."); + if (n == 1) { + LOG(WARNING) << "Only have one input, may waste memory"; + } + + // The output height should be confirmed in Compute, + // since input lod is not accessible here. + PADDLE_ENFORCE_EQ(ins_dims[0].size(), 2UL, + "The dims size of first input should be 2."); + ctx->SetOutputDim("Out", {-1, ins_dims[0][axis] * static_cast(n)}); +} + +framework::OpKernelType FusionSeqPoolConcatOp::GetExpectedKernelType( + const framework::ExecutionContext& ctx) const { + return framework::OpKernelType( + framework::GetDataTypeOfVar(ctx.MultiInputVar("X")[0]), ctx.GetPlace()); +} + +void FusionSeqPoolConcatOpMaker::Make() { + AddInput("X", "(LoDTensor) Input tensors of this operator.").AsDuplicable(); + AddOutput("Out", "(LoDTensor) Output tensor of concat operator."); + AddAttr("pooltype", + "(string, default 'AVERAGE') some of the pooling " + "pooltype of SequencePoolOp.") + .SetDefault("SUM") + .InEnum({"AVERAGE", "SUM", "SQRT"}); + AddAttr("axis", + "The axis along which the input tensors will be concatenated.") + .SetDefault(1); + AddComment(R"DOC( +Fusion Sequence Pool of pooltype(sum, average and sqrt) and Concat Operator. +)DOC"); +} + +template +class FusionSeqPoolConcatKernel : public framework::OpKernel { + public: + void Compute(const framework::ExecutionContext& ctx) const override { + auto ins = ctx.MultiInput("X"); + auto* out = ctx.Output("Out"); + auto x0_lod = ins[0]->lod(); + auto x0_dims = ins[0]->dims(); + auto y_dims = out->dims(); + size_t bs = x0_lod[0].size() - 1; + out->Resize({static_cast(bs), y_dims[1]}); + framework::LoD y_lod(1); + y_lod[0].resize(bs + 1); + for (size_t i = 0; i <= bs; ++i) { + y_lod[0][i] = i; + } + out->set_lod(y_lod); + auto place = ctx.GetPlace(); + T* y_data = out->mutable_data(place); + + int w = ins[0]->numel() / x0_dims[0]; + PADDLE_ENFORCE_EQ(y_dims[1] % w, 0, + "The output of dims[1] should be dividable of w"); + jit::seq_pool_attr_t attr(w, jit::SeqPoolType::kSum); + auto seqpool = + jit::Get, platform::CPUPlace>( + attr); + size_t n = ins.size(); + for (size_t i = 0; i < n; ++i) { + auto x_dims = ins[i]->dims(); + auto x_lod = ins[i]->lod()[0]; + const T* src = ins[i]->data(); + T* dst = y_data + i * w; + PADDLE_ENFORCE_EQ(static_cast(ins[i]->numel() / x_dims[0]), w, + "Width of all inputs should be equal."); + PADDLE_ENFORCE_EQ(x_lod.size(), bs + 1, + "Batchsize of all inputs should be equal."); + for (size_t j = 0; j < bs; ++j) { + attr.h = static_cast(x_lod[j + 1] - x_lod[j]); + seqpool(src, dst, &attr); + dst += n * w; + src += attr.h * attr.w; + } + } + } +}; + +} // namespace operators +} // namespace paddle + +namespace ops = paddle::operators; +REGISTER_OPERATOR(fusion_seqpool_concat, ops::FusionSeqPoolConcatOp, + ops::FusionSeqPoolConcatOpMaker, + paddle::framework::DefaultGradOpDescMaker); + +REGISTER_OP_CPU_KERNEL(fusion_seqpool_concat, + ops::FusionSeqPoolConcatKernel, + ops::FusionSeqPoolConcatKernel); diff --git a/paddle/fluid/operators/fused/fusion_seqpool_concat_op.h b/paddle/fluid/operators/fused/fusion_seqpool_concat_op.h new file mode 100644 index 000000000..9f882a59d --- /dev/null +++ b/paddle/fluid/operators/fused/fusion_seqpool_concat_op.h @@ -0,0 +1,41 @@ +/* Copyright (c) 2018 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. */ + +#pragma once +#include "paddle/fluid/framework/op_registry.h" + +namespace paddle { +namespace operators { + +using LoDTensor = framework::LoDTensor; +using Tensor = framework::Tensor; + +class FusionSeqPoolConcatOp : public framework::OperatorWithKernel { + public: + using framework::OperatorWithKernel::OperatorWithKernel; + + void InferShape(framework::InferShapeContext* ctx) const override; + + protected: + framework::OpKernelType GetExpectedKernelType( + const framework::ExecutionContext& ctx) const override; +}; + +class FusionSeqPoolConcatOpMaker : public framework::OpProtoAndCheckerMaker { + public: + void Make() override; +}; + +} // namespace operators +} // namespace paddle -- GitLab