conv_cudnn_op.cu 56.4 KB
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/* Copyright (c) 2016 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 spopecific language governing permissions and
limitations under the License. */

#include <utility>
#include <vector>
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#include "paddle/fluid/framework/eigen.h"
#include "paddle/fluid/framework/op_registry.h"
#include "paddle/fluid/framework/tensor.h"
#include "paddle/fluid/memory/memory.h"
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#ifdef PADDLE_WITH_HIP
#include "paddle/fluid/operators/conv_miopen_helper.h"
#else
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#include "paddle/fluid/operators/conv_cudnn_helper.h"
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#endif
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#include "paddle/fluid/operators/conv_op.h"
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#include "paddle/fluid/operators/math/padding.h"
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#include "paddle/fluid/platform/cudnn_workspace_helper.h"
#include "paddle/fluid/platform/float16.h"
#include "paddle/fluid/platform/profiler.h"

DECLARE_bool(cudnn_deterministic);
DECLARE_uint64(conv_workspace_size_limit);
DECLARE_bool(cudnn_exhaustive_search);

namespace paddle {
namespace operators {

using Tensor = framework::Tensor;
using ScopedTensorDescriptor = platform::ScopedTensorDescriptor;
using ScopedFilterDescriptor = platform::ScopedFilterDescriptor;
using ScopedConvolutionDescriptor = platform::ScopedConvolutionDescriptor;
using DataLayout = platform::DataLayout;

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static inline bool IsVoltaOrLater(const platform::CUDADeviceContext& dev_ctx) {
  return dev_ctx.GetComputeCapability() >= 70;
}

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template <typename T>
class CUDNNConvOpKernel : public framework::OpKernel<T> {
 public:
  void Compute(const framework::ExecutionContext& ctx) const override {
    auto& dev_ctx = ctx.template device_context<platform::CUDADeviceContext>();
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    PADDLE_ENFORCE_EQ(
        platform::is_gpu_place(ctx.GetPlace()), true,
        paddle::platform::errors::PreconditionNotMet("It must use CUDAPlace."));
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    const Tensor* input = ctx.Input<Tensor>("Input");
    auto* filter = ctx.Input<Tensor>("Filter");
    auto* output = ctx.Output<Tensor>("Output");
    output->mutable_data<T>(ctx.GetPlace());
    const std::vector<int> strides = ctx.Attr<std::vector<int>>("strides");
    std::vector<int> paddings = ctx.Attr<std::vector<int>>("paddings");
    std::vector<int> dilations = ctx.Attr<std::vector<int>>("dilations");
    int groups = ctx.Attr<int>("groups");
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    bool exhaustive_search =
        FLAGS_cudnn_exhaustive_search || ctx.Attr<bool>("exhaustive_search");
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    bool deterministic = FLAGS_cudnn_deterministic;
    auto exhaustive_deterministic = exhaustive_search && deterministic;
    PADDLE_ENFORCE_EQ(exhaustive_deterministic, false,
                      platform::errors::InvalidArgument(
                          "Cann't set exhaustive_search True and "
                          "FLAGS_cudnn_deterministic True at same time."));
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    const std::string padding_algorithm =
        ctx.Attr<std::string>("padding_algorithm");
    const std::string data_format = ctx.Attr<std::string>("data_format");
    const bool channel_last = (data_format == "NHWC" || data_format == "NDHWC");

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    auto dtype = platform::CudnnDataType<T>::type;

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#ifdef PADDLE_WITH_HIP
    // HIP MIOPEN ONLY SUPPORT NCHW format
    auto compute_format = DataLayout::kNCHW;
#else
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    // Tensor Core introduced from Volta GPUs supports more faster conv op
    // with FP16 in NHWC data format.
    const bool compute_in_nhwc =
        dtype == CUDNN_DATA_HALF && IsVoltaOrLater(dev_ctx);
    // We will only do data format conversion from NHWC to NCHW.
    // cudnn will convert NCHW to NHWC automatically on Tensor Core.
    auto compute_format =
        compute_in_nhwc && channel_last ? DataLayout::kNHWC : DataLayout::kNCHW;
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#endif
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    VLOG(3) << "Compute ConvOp with cuDNN:"
            << " data_format=" << data_format << " compute_format="
            << (compute_format == DataLayout::kNHWC ? "NHWC" : "NCHW");

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    // ------------ transformed tensor -----------
    Tensor transformed_input_channel(input->type());
    Tensor transformed_output(output->type());
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    Tensor transformed_filter_channel(filter->type());
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    T* output_data = nullptr;
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    if (channel_last && compute_format == DataLayout::kNCHW) {
      VLOG(3) << "Transform input tensor from NHWC to NCHW.";
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      ResizeToChannelFirst<platform::CUDADeviceContext, T>(
          ctx, input, &transformed_input_channel);
      TransToChannelFirst<platform::CUDADeviceContext, T>(
          ctx, input, &transformed_input_channel);

      ResizeToChannelFirst<platform::CUDADeviceContext, T>(ctx, output,
                                                           &transformed_output);

    } else {
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      transformed_input_channel.ShareDataWith(*input);
      transformed_output.ShareDataWith(*output);
    }
    if (compute_format == DataLayout::kNHWC) {
      VLOG(3) << "Transform filter tensor from NCHW to NHWC.";
      ResizeToChannelLast<platform::CUDADeviceContext, T>(
          ctx, filter, &transformed_filter_channel);
      TransToChannelLast<platform::CUDADeviceContext, T>(
          ctx, filter, &transformed_filter_channel);
    } else {
      transformed_filter_channel.ShareDataWith(*filter);
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    }
    output_data = transformed_output.data<T>();

    // update padding and dilation
    auto in_dims = transformed_input_channel.dims();
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    auto filter_dims = transformed_filter_channel.dims();
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    framework::DDim in_data_dims;
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    framework::DDim filter_data_dims;

    if (compute_format == DataLayout::kNCHW) {
      in_data_dims = framework::slice_ddim(in_dims, 2, in_dims.size());
      filter_data_dims =
          framework::slice_ddim(filter_dims, 2, filter_dims.size());
    } else {
      in_data_dims = framework::slice_ddim(in_dims, 1, in_dims.size() - 1);
      filter_data_dims =
          framework::slice_ddim(filter_dims, 1, filter_dims.size() - 1);
    }
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    std::vector<int> ksize = framework::vectorize<int>(filter_data_dims);
    UpdatePaddingAndDilation(&paddings, &dilations, padding_algorithm,
                             in_data_dims, strides, ksize);

    int data_dim = strides.size();  // 2d or 3d
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    bool is_sys_pad = math::IsSymmetricPadding(paddings, data_dim);
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    Tensor transformed_input;
    std::vector<int> padding_common(data_dim, 0);
    if (!is_sys_pad) {
      std::vector<int> padding_diff(data_dim);
      std::vector<int> new_input_shape_vec(data_dim + 2);
      new_input_shape_vec[0] = transformed_input_channel.dims()[0];
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      if (compute_format == DataLayout::kNCHW) {
        new_input_shape_vec[1] = transformed_input_channel.dims()[1];
      } else {
        new_input_shape_vec[data_dim + 1] =
            transformed_input_channel.dims()[data_dim + 1];
      }
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      std::vector<int> input_pad(transformed_input_channel.dims().size() * 2,
                                 0);
      for (size_t i = 0; i < data_dim; ++i) {
        padding_diff[i] = std::abs(paddings[2 * i] - paddings[2 * i + 1]);
        padding_common[i] = std::min(paddings[2 * i], paddings[2 * i + 1]);
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        if (compute_format == DataLayout::kNCHW) {
          new_input_shape_vec[i + 2] =
              transformed_input_channel.dims()[i + 2] + padding_diff[i];
        } else {
          new_input_shape_vec[i + 1] =
              transformed_input_channel.dims()[i + 1] + padding_diff[i];
        }
        if (compute_format == DataLayout::kNCHW) {
          input_pad[2 * i + 4] = paddings[2 * i] - padding_common[i];
          input_pad[2 * i + 4 + 1] = paddings[2 * i + 1] - padding_common[i];
        } else {
          input_pad[2 * i + 2] = paddings[2 * i] - padding_common[i];
          input_pad[2 * i + 2 + 1] = paddings[2 * i + 1] - padding_common[i];
        }
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      }
      framework::DDim new_input_shape(
          framework::make_ddim(new_input_shape_vec));
      transformed_input.Resize(new_input_shape);
      auto& dev_ctx =
          ctx.template device_context<paddle::platform::CUDADeviceContext>();

      transformed_input =
          ctx.AllocateTmpTensor<T, paddle::platform::CUDADeviceContext>(
              new_input_shape, dev_ctx);
      const int rank = transformed_input_channel.dims().size();
      T pad_value(0.0);
      switch (rank) {
        case 4: {
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          math::PadFunction<paddle::platform::CUDADeviceContext, T, 4>(
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              ctx, input_pad, transformed_input_channel, pad_value,
              &transformed_input);
        } break;
        case 5: {
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          math::PadFunction<paddle::platform::CUDADeviceContext, T, 5>(
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              ctx, input_pad, transformed_input_channel, pad_value,
              &transformed_input);
        } break;
        default:
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          PADDLE_THROW(platform::errors::InvalidArgument(
              "ConvOp only support tensors with 4 or 5 dimensions."));
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      }

    } else {
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      transformed_input.ShareDataWith(transformed_input_channel);
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      if (paddings.size() == data_dim) {
        for (size_t i = 0; i < data_dim; ++i) {
          padding_common[i] = paddings[i];
        }
      } else {
        for (size_t i = 0; i < data_dim; ++i) {
          padding_common[i] = paddings[2 * i];
        }
      }
    }

    const T* input_data = transformed_input.data<T>();
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    const T* filter_data = transformed_filter_channel.data<T>();
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    // ------------------- cudnn descriptors ---------------------
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    ConvArgs args{&transformed_input,
                  &transformed_filter_channel,
                  &transformed_output,
                  strides,
                  padding_common,
                  dilations,
                  dtype};
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    auto handle = dev_ctx.cudnn_handle();
    auto workspace_handle = dev_ctx.cudnn_workspace_handle();
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    DataLayout layout = compute_format == DataLayout::kNHWC ? DataLayout::kNHWC
                                                            : DataLayout::kNCHW;
    if (transformed_input.dims().size() == 5) {
      layout = compute_format == DataLayout::kNHWC ? DataLayout::kNDHWC
                                                   : DataLayout::kNCDHW;
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    }
    auto layout_format = GetCudnnTensorFormat(layout);

    args.handle = handle;
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#ifdef PADDLE_WITH_HIP
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    // MIOPEN need to set groups in cdesc in miopen_desc.h
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    args.cdesc.set(dtype, padding_common, strides, dilations,
                   platform::AllowTF32Cudnn(), groups);
#else
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    args.cdesc.set(dtype, padding_common, strides, dilations,
                   platform::AllowTF32Cudnn());
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#endif
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#if defined(PADDLE_WITH_CUDA) && CUDNN_VERSION_MIN(7, 0, 1)
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    // cudnn 7 can support groups, no need to do it manually
    // FIXME(typhoonzero): find a better way to disable groups
    // rather than setting it to 1.
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    PADDLE_ENFORCE_CUDA_SUCCESS(
        platform::dynload::cudnnSetConvolutionGroupCount(args.cdesc.desc(),
                                                         groups));
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    groups = 1;
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#endif
#ifdef PADDLE_WITH_HIP
    // MIOPEN do not set groups in wdesc after set groups in cdesc
    groups = 1;
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#endif
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    args.idesc.set(transformed_input, layout_format);
    args.wdesc.set(transformed_filter_channel, layout_format, groups);
    args.odesc.set(transformed_output, layout_format);
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    int i_n, i_c, i_d, i_h, i_w;
    int o_n, o_c, o_d, o_h, o_w;
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    if (compute_format == DataLayout::kNHWC) {
      GetNCDHW(transformed_input.dims(), DataLayout::kNHWC, &i_n, &i_c, &i_d,
               &i_h, &i_w);
      GetNCDHW(transformed_output.dims(), DataLayout::kNHWC, &o_n, &o_c, &o_d,
               &o_h, &o_w);
    } else {
      GetNCDHW(transformed_input.dims(), DataLayout::kNCHW, &i_n, &i_c, &i_d,
               &i_h, &i_w);
      GetNCDHW(transformed_output.dims(), DataLayout::kNCHW, &o_n, &o_c, &o_d,
               &o_h, &o_w);
    }
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    int group_offset_in = i_c / groups * i_h * i_w * i_d;
    int group_offset_out = o_c / groups * o_h * o_w * o_d;
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    int group_offset_filter = transformed_filter_channel.numel() / groups;
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    // ------------------- cudnn conv workspace ---------------------
    size_t workspace_size = 0;  // final workspace to allocate.
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// ------------------- cudnn conv algorithm ---------------------
#ifdef PADDLE_WITH_HIP
    miopenConvFwdAlgorithm_t algo{};
    using search = SearchAlgorithm<miopenConvFwdAlgorithm_t>;
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    workspace_size = search::GetWorkspaceSize(args);
    algo = search::Find<T>(args, exhaustive_search, false, workspace_size, ctx);
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#else
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    cudnnConvolutionFwdAlgo_t algo{};
    using search = SearchAlgorithm<cudnnConvolutionFwdAlgoPerf_t>;
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    algo = search::Find<T>(args, exhaustive_search, false, ctx);
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    workspace_size = search::GetWorkspaceSize(args, algo);
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#endif
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#if defined(PADDLE_WITH_CUDA) && CUDNN_VERSION_MIN(7, 0, 1)
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    // when groups > 1, SearchAlgorithm find algo is CUDNN_CONVOLUTION_\
    // FWD_ALGO_WINOGRAD_NONFUSED, but this kind of algorithm is unstable
    // in forward computation, so change the algorithm to CUDNN_CONVOLUTION_\
    // FWD_ALGO_IMPLICIT_GEMM manually.
    if (ctx.Attr<int>("groups") > 1) {
      algo = static_cast<cudnnConvolutionFwdAlgo_t>(0);
    }
#endif

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    // ------------------- cudnn conv forward ---------------------
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    ScalingParamType<T> alpha = 1.0f;
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    ScalingParamType<T> beta = 0.0f;

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// NOTE(zhiqiu): inplace addto is not supportted in double grad yet.
// ScalingParamType<T> beta = ctx.Attr<bool>("use_addto") ? 1.0f : 0.0f;
// VLOG(4) << "Conv: use_addto = " << ctx.Attr<bool>("use_addto");

#ifdef PADDLE_WITH_HIP
    workspace_handle.RunFunc(
        [&](void* workspace_ptr) {
          PADDLE_ENFORCE_CUDA_SUCCESS(
              platform::dynload::miopenConvolutionForward(
                  handle, &alpha, args.idesc.desc(), input_data,
                  args.wdesc.desc(), filter_data, args.cdesc.desc(), algo,
                  &beta, args.odesc.desc(), output_data, workspace_ptr,
                  workspace_size));
        },
        workspace_size);
#else
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    for (int i = 0; i < groups; i++) {
      workspace_handle.RunFunc(
          [&](void* workspace_ptr) {
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            PADDLE_ENFORCE_CUDA_SUCCESS(
                platform::dynload::cudnnConvolutionForward(
                    handle, &alpha, args.idesc.desc(),
                    input_data + i * group_offset_in, args.wdesc.desc(),
                    filter_data + i * group_offset_filter, args.cdesc.desc(),
                    algo, workspace_ptr, workspace_size, &beta,
                    args.odesc.desc(), output_data + i * group_offset_out));
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          },
          workspace_size);
    }
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#endif
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    if (channel_last && compute_format == DataLayout::kNCHW) {
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      TransToChannelLast<paddle::platform::CUDADeviceContext, T>(
          ctx, &transformed_output, output);
    }
  }
};

template <typename T>
class CUDNNConvGradOpKernel : public framework::OpKernel<T> {
 public:
  void Compute(const framework::ExecutionContext& ctx) const override {
    auto& dev_ctx = ctx.template device_context<platform::CUDADeviceContext>();
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    PADDLE_ENFORCE_EQ(
        platform::is_gpu_place(ctx.GetPlace()), true,
        paddle::platform::errors::PreconditionNotMet("It must use CUDAPlace."));
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    auto input = ctx.Input<Tensor>("Input");
    auto filter = ctx.Input<Tensor>("Filter");
    auto output_grad = ctx.Input<Tensor>(framework::GradVarName("Output"));
    auto input_grad = ctx.Output<Tensor>(framework::GradVarName("Input"));
    auto filter_grad = ctx.Output<Tensor>(framework::GradVarName("Filter"));

    if (input_grad) {
      input_grad->mutable_data<T>(ctx.GetPlace());
    }
    if (filter_grad) {
      filter_grad->mutable_data<T>(ctx.GetPlace());
    }

    std::vector<int> dilations = ctx.Attr<std::vector<int>>("dilations");
    std::vector<int> strides = ctx.Attr<std::vector<int>>("strides");
    std::vector<int> paddings = ctx.Attr<std::vector<int>>("paddings");
    std::string padding_algorithm = ctx.Attr<std::string>("padding_algorithm");
    int groups = ctx.Attr<int>("groups");
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    bool exhaustive_search =
        FLAGS_cudnn_exhaustive_search || ctx.Attr<bool>("exhaustive_search");
    bool deterministic = FLAGS_cudnn_deterministic;
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    auto exhaustive_deterministic = exhaustive_search && deterministic;
    PADDLE_ENFORCE_EQ(exhaustive_deterministic, false,
                      platform::errors::InvalidArgument(
                          "Cann't set exhaustive_search True and "
                          "FLAGS_cudnn_deterministic True at same time."));

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    const std::string data_format = ctx.Attr<std::string>("data_format");
    const bool channel_last = (data_format == "NHWC" || data_format == "NDHWC");

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    auto dtype = platform::CudnnDataType<T>::type;
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#ifdef PADDLE_WITH_HIP
    // HIP MIOPEN ONLY SUPPORT NCHW format
    auto compute_format = DataLayout::kNCHW;
#else
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    const bool compute_in_nhwc =
        dtype == CUDNN_DATA_HALF && IsVoltaOrLater(dev_ctx);
    auto compute_format =
        compute_in_nhwc && channel_last ? DataLayout::kNHWC : DataLayout::kNCHW;
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#endif
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    VLOG(3) << "Compute ConvGradOp with cuDNN:"
            << " data_format=" << data_format << " compute_format="
            << (compute_format == DataLayout::kNHWC ? "NHWC" : "NCHW");

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    // transform Tensor
    Tensor transformed_input_channel(input->type());
    Tensor transformed_output_grad_channel(output_grad->type());
    Tensor transformed_input_grad_channel(input->type());
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    Tensor transformed_filter_channel(filter->type());
    Tensor transformed_filter_grad_channel(filter->type());
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    if (channel_last && compute_format == DataLayout::kNCHW) {
      VLOG(3) << "Transform input, output_grad, input_grad and tensor from "
                 "NHWC to NCHW.";
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      ResizeToChannelFirst<platform::CUDADeviceContext, T>(
          ctx, input, &transformed_input_channel);
      TransToChannelFirst<platform::CUDADeviceContext, T>(
          ctx, input, &transformed_input_channel);

      ResizeToChannelFirst<platform::CUDADeviceContext, T>(
          ctx, output_grad, &transformed_output_grad_channel);
      TransToChannelFirst<platform::CUDADeviceContext, T>(
          ctx, output_grad, &transformed_output_grad_channel);

      if (input_grad) {
        ResizeToChannelFirst<platform::CUDADeviceContext, T>(
            ctx, input_grad, &transformed_input_grad_channel);
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        // NOTE(zhiqiu): If inplace_addto strategy is enabled, we need to copy
        // the data of input_grad to transformed_input_grad_channel.
        if (ctx.Attr<bool>("use_addto")) {
          TransToChannelFirst<platform::CUDADeviceContext, T>(
              ctx, input_grad, &transformed_input_grad_channel);
        }
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      }
    } else {
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      transformed_input_channel.ShareDataWith(*input);
      transformed_output_grad_channel.ShareDataWith(*output_grad);
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      if (input_grad) {
        transformed_input_grad_channel.ShareDataWith(*input_grad);
      }
    }

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    if (compute_format == DataLayout::kNHWC) {
      VLOG(3) << "Transform filter and filter_grad tensor from NCHW to NHWC.";
      ResizeToChannelLast<platform::CUDADeviceContext, T>(
          ctx, filter, &transformed_filter_channel);
      TransToChannelLast<platform::CUDADeviceContext, T>(
          ctx, filter, &transformed_filter_channel);

      if (filter_grad) {
        ResizeToChannelLast<platform::CUDADeviceContext, T>(
            ctx, filter_grad, &transformed_filter_grad_channel);
      }
    } else {
      transformed_filter_channel.ShareDataWith(*filter);
      if (filter_grad) {
        transformed_filter_grad_channel.ShareDataWith(*filter_grad);
      }
    }

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    //  update paddings
    auto in_dims = transformed_input_channel.dims();
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    auto filter_dims = transformed_filter_channel.dims();
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    framework::DDim in_data_dims;
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    framework::DDim filter_data_dims;
    if (compute_format == DataLayout::kNCHW) {
      in_data_dims = framework::slice_ddim(in_dims, 2, in_dims.size());
      filter_data_dims =
          framework::slice_ddim(filter_dims, 2, filter_dims.size());
    } else {
      in_data_dims = framework::slice_ddim(in_dims, 1, in_dims.size() - 1);
      filter_data_dims =
          framework::slice_ddim(filter_dims, 1, filter_dims.size() - 1);
    }
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    std::vector<int> ksize = framework::vectorize<int>(filter_data_dims);
    UpdatePaddingAndDilation(&paddings, &dilations, padding_algorithm,
                             in_data_dims, strides, ksize);

    // cuDNN only supports padding the same amount on every dimension.
    // So we create a new padded input tensor.
    int data_dim = strides.size();  // 2d or 3d
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    bool is_sys_pad = math::IsSymmetricPadding(paddings, data_dim);
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    Tensor transformed_input(input->type());
    Tensor transformed_input_grad(input->type());
    std::vector<int> padding_common(data_dim, 0);
    std::vector<int> input_pad(transformed_input_channel.dims().size() * 2, 0);

    if (!is_sys_pad) {
      // get pad
      std::vector<int> padding_diff(data_dim);
      std::vector<int> new_input_shape_vec(data_dim + 2);
      new_input_shape_vec[0] = transformed_input_channel.dims()[0];
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      if (compute_format == DataLayout::kNCHW) {
        new_input_shape_vec[1] = transformed_input_channel.dims()[1];
      } else {
        new_input_shape_vec[data_dim + 1] =
            transformed_input_channel.dims()[data_dim + 1];
      }
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      for (size_t i = 0; i < data_dim; ++i) {
        padding_diff[i] = std::abs(paddings[2 * i] - paddings[2 * i + 1]);
        padding_common[i] = std::min(paddings[2 * i], paddings[2 * i + 1]);
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        if (compute_format == DataLayout::kNCHW) {
          new_input_shape_vec[i + 2] =
              transformed_input_channel.dims()[i + 2] + padding_diff[i];
        } else {
          new_input_shape_vec[i + 1] =
              transformed_input_channel.dims()[i + 1] + padding_diff[i];
        }
        if (compute_format == DataLayout::kNCHW) {
          input_pad[2 * i + 4] = paddings[2 * i] - padding_common[i];
          input_pad[2 * i + 4 + 1] = paddings[2 * i + 1] - padding_common[i];
        } else {
          input_pad[2 * i + 2] = paddings[2 * i] - padding_common[i];
          input_pad[2 * i + 2 + 1] = paddings[2 * i + 1] - padding_common[i];
        }
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      }
      framework::DDim new_input_shape(
          framework::make_ddim(new_input_shape_vec));
      transformed_input.Resize(new_input_shape);

      transformed_input_grad.Resize(new_input_shape);
      auto& dev_ctx =
          ctx.template device_context<paddle::platform::CUDADeviceContext>();

      transformed_input =
          ctx.AllocateTmpTensor<T, paddle::platform::CUDADeviceContext>(
              new_input_shape, dev_ctx);
      if (input_grad) {
        transformed_input_grad =
            ctx.AllocateTmpTensor<T, paddle::platform::CUDADeviceContext>(
                new_input_shape, dev_ctx);
      }
      // pad for input
      const int rank = transformed_input_channel.dims().size();
      T pad_value(0.0);
      switch (rank) {
        case 4: {
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          math::PadFunction<paddle::platform::CUDADeviceContext, T, 4>(
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              ctx, input_pad, transformed_input_channel, pad_value,
              &transformed_input);
        } break;
        case 5: {
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          math::PadFunction<paddle::platform::CUDADeviceContext, T, 5>(
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              ctx, input_pad, transformed_input_channel, pad_value,
              &transformed_input);
        } break;
        default:
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          PADDLE_THROW(platform::errors::InvalidArgument(
              "ConvOp only support tensors with 4 or 5 dimensions."));
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      }
    } else {
      transformed_input.ShareDataWith(transformed_input_channel);
      if (input_grad) {
        transformed_input_grad.ShareDataWith(transformed_input_grad_channel);
      }
      if (paddings.size() == data_dim) {
        for (size_t i = 0; i < data_dim; ++i) {
          padding_common[i] = paddings[i];
        }
      } else {
        for (size_t i = 0; i < data_dim; ++i) {
          padding_common[i] = paddings[2 * i];
        }
      }
    }

    const T* input_data = transformed_input.data<T>();
    const T* output_grad_data = transformed_output_grad_channel.data<T>();
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    const T* filter_data = transformed_filter_channel.data<T>();
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    T* filter_grad_data = nullptr;
    T* input_grad_data = nullptr;
    T* transformed_input_grad_data = nullptr;

    ConvArgs args1{&transformed_input_grad,
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                   &transformed_filter_channel,
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                   &transformed_output_grad_channel,
                   strides,
                   padding_common,
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                   dilations,
                   dtype};
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    ConvArgs args2{&transformed_input,
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                   &transformed_filter_grad_channel,
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                   &transformed_output_grad_channel,
                   strides,
                   padding_common,
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                   dilations,
                   dtype};
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    auto handle = dev_ctx.cudnn_handle();
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    DataLayout layout = compute_format == DataLayout::kNHWC ? DataLayout::kNHWC
                                                            : DataLayout::kNCHW;
    if (transformed_input.dims().size() == 5) {
      layout = compute_format == DataLayout::kNHWC ? DataLayout::kNDHWC
                                                   : DataLayout::kNCDHW;
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    }
    auto layout_tensor = GetCudnnTensorFormat(layout);
    auto workspace_handle = dev_ctx.cudnn_workspace_handle();

    int i_n, i_c, i_d, i_h, i_w;
    int o_n, o_c, o_d, o_h, o_w;
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    if (compute_format == DataLayout::kNHWC) {
      GetNCDHW(transformed_input.dims(), DataLayout::kNHWC, &i_n, &i_c, &i_d,
               &i_h, &i_w);
      GetNCDHW(transformed_output_grad_channel.dims(), DataLayout::kNHWC, &o_n,
               &o_c, &o_d, &o_h, &o_w);
    } else {
      GetNCDHW(transformed_input.dims(), DataLayout::kNCHW, &i_n, &i_c, &i_d,
               &i_h, &i_w);
      GetNCDHW(transformed_output_grad_channel.dims(), DataLayout::kNCHW, &o_n,
               &o_c, &o_d, &o_h, &o_w);
    }
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    int group_offset_in = i_c / groups * i_h * i_w * i_d;
    int group_offset_out = o_c / groups * o_h * o_w * o_d;
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    int group_offset_filter = transformed_filter_channel.numel() / groups;
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// ------------------- cudnn backward algorithm ---------------------
#ifdef PADDLE_WITH_HIP
    miopenConvBwdDataAlgorithm_t data_algo =
        static_cast<miopenConvBwdDataAlgorithm_t>(0);
    miopenConvBwdWeightsAlgorithm_t filter_algo =
        static_cast<miopenConvBwdWeightsAlgorithm_t>(0);
#else
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    cudnnConvolutionBwdDataAlgo_t data_algo =
        static_cast<cudnnConvolutionBwdDataAlgo_t>(0);
    cudnnConvolutionBwdFilterAlgo_t filter_algo =
        static_cast<cudnnConvolutionBwdFilterAlgo_t>(0);
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#endif
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    size_t workspace_size = 0;
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    int iwo_groups = groups;
    int c_groups = 1;
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#if defined(PADDLE_WITH_HIP) || CUDNN_VERSION_MIN(7, 0, 1)
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    iwo_groups = 1;
    c_groups = groups;
    groups = 1;
#endif

    if (input_grad) {
      // ------------------- cudnn descriptors ---------------------
      input_grad_data = input_grad->data<T>();
      transformed_input_grad_data = transformed_input_grad.data<T>();
      args1.handle = handle;
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      args1.idesc.set(transformed_input_grad, layout_tensor);
      args1.wdesc.set(transformed_filter_channel, layout_tensor, iwo_groups);
      args1.odesc.set(transformed_output_grad_channel, layout_tensor);
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      args1.cdesc.set(dtype, padding_common, strides, dilations,
                      platform::AllowTF32Cudnn(), c_groups);
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#ifdef PADDLE_WITH_HIP
      using search1 = SearchAlgorithm<miopenConvBwdDataAlgorithm_t>;
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      workspace_size =
          std::max(workspace_size, search1::GetWorkspaceSize(args1));
      data_algo = search1::Find<T>(args1, exhaustive_search, deterministic,
                                   workspace_size, ctx);
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#else
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      using search1 = SearchAlgorithm<cudnnConvolutionBwdDataAlgoPerf_t>;
      data_algo =
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          search1::Find<T>(args1, exhaustive_search, deterministic, ctx);
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      workspace_size =
          std::max(workspace_size, search1::GetWorkspaceSize(args1, data_algo));
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#endif
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    }

    if (filter_grad) {
      // ------------------- cudnn descriptors ---------------------
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      filter_grad_data = transformed_filter_grad_channel.data<T>();
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      args2.handle = handle;
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      args2.idesc.set(transformed_input, layout_tensor);
      args2.wdesc.set(transformed_filter_grad_channel, layout_tensor,
                      iwo_groups);
      args2.odesc.set(transformed_output_grad_channel, layout_tensor);
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      args2.cdesc.set(dtype, padding_common, strides, dilations,
                      platform::AllowTF32Cudnn(), c_groups);
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#ifdef PADDLE_WITH_HIP
      using search2 = SearchAlgorithm<miopenConvBwdWeightsAlgorithm_t>;
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      workspace_size =
          std::max(workspace_size, search2::GetWorkspaceSize(args2));
      filter_algo = search2::Find<T>(args2, exhaustive_search, deterministic,
                                     workspace_size, ctx);
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#else
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      using search2 = SearchAlgorithm<cudnnConvolutionBwdFilterAlgoPerf_t>;
      filter_algo =
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          search2::Find<T>(args2, exhaustive_search, deterministic, ctx);
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      workspace_size = std::max(workspace_size,
                                search2::GetWorkspaceSize(args2, filter_algo));
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#endif
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    }

    // ------------------- cudnn conv backward data ---------------------
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    ScalingParamType<T> alpha = 1.0f;
    ScalingParamType<T> beta = ctx.Attr<bool>("use_addto") ? 1.0f : 0.0f;
    VLOG(4) << "Conv_grad: use_addto = " << ctx.Attr<bool>("use_addto");

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    if (input_grad) {
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// When beta is 0, it is unnecessary to reset input_grad.
// When beta is 1, the output cannot be reset since addt strategy used.
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#ifdef PADDLE_WITH_HIP
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      workspace_handle.RunFunc(
          [&](void* cudnn_workspace_ptr) {
            PADDLE_ENFORCE_CUDA_SUCCESS(
                platform::dynload::miopenConvolutionBackwardData(
                    handle, &alpha, args1.odesc.desc(), output_grad_data,
                    args1.wdesc.desc(), filter_data, args1.cdesc.desc(),
                    data_algo, &beta, args1.idesc.desc(),
                    transformed_input_grad_data, cudnn_workspace_ptr,
                    workspace_size));
          },
          workspace_size);
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#else
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      for (int i = 0; i < groups; i++) {
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        workspace_handle.RunFunc(
            [&](void* cudnn_workspace_ptr) {
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              PADDLE_ENFORCE_CUDA_SUCCESS(
                  platform::dynload::cudnnConvolutionBackwardData(
                      handle, &alpha, args1.wdesc.desc(),
                      filter_data + i * group_offset_filter, args1.odesc.desc(),
                      output_grad_data + i * group_offset_out,
                      args1.cdesc.desc(), data_algo, cudnn_workspace_ptr,
                      workspace_size, &beta, args1.idesc.desc(),
                      transformed_input_grad_data + i * group_offset_in));
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            },
            workspace_size);
      }
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#endif
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      if (!is_sys_pad) {
        std::vector<int> starts(transformed_input_channel.dims().size(), 0);
        std::vector<int> axes(transformed_input_channel.dims().size(), 0);
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        for (size_t i = 0; i < transformed_input_channel.dims().size(); ++i) {
          starts[i] = input_pad[2 * i];
          axes[i] = i;
        }
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        transformed_input_grad_channel.mutable_data(ctx.GetPlace());
        if (transformed_input_channel.dims().size() == 4) {
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          RemovePaddingSlice<paddle::platform::CUDADeviceContext, T, 4>(
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              ctx, &transformed_input_grad, &transformed_input_grad_channel,
              starts, axes);
        } else {
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          RemovePaddingSlice<paddle::platform::CUDADeviceContext, T, 5>(
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              ctx, &transformed_input_grad, &transformed_input_grad_channel,
              starts, axes);
        }
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      }

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      if (channel_last && compute_format == DataLayout::kNCHW) {
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        TransToChannelLast<paddle::platform::CUDADeviceContext, T>(
            ctx, &transformed_input_grad_channel, input_grad);
      }
    }
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    // filter_grad do not use inplace addto.
    ScalingParamType<T> beta_filter = 0.0f;
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    // ------------------- cudnn conv backward filter ---------------------
    if (filter_grad) {
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// Because beta is zero, it is unnecessary to reset filter_grad.
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#ifdef PADDLE_WITH_HIP
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      workspace_handle.RunFunc(
          [&](void* cudnn_workspace_ptr) {
            PADDLE_ENFORCE_CUDA_SUCCESS(
                platform::dynload::miopenConvolutionBackwardWeights(
                    handle, &alpha, args2.odesc.desc(), output_grad_data,
                    args2.idesc.desc(), input_data, args2.cdesc.desc(),
                    filter_algo, &beta, args2.wdesc.desc(), filter_grad_data,
                    cudnn_workspace_ptr, workspace_size));
          },
          workspace_size);
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#else
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      for (int i = 0; i < groups; i++) {
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        workspace_handle.RunFunc(
            [&](void* cudnn_workspace_ptr) {
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              PADDLE_ENFORCE_CUDA_SUCCESS(
                  platform::dynload::cudnnConvolutionBackwardFilter(
                      handle, &alpha, args2.idesc.desc(),
                      input_data + i * group_offset_in, args2.odesc.desc(),
                      output_grad_data + i * group_offset_out,
                      args2.cdesc.desc(), filter_algo, cudnn_workspace_ptr,
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                      workspace_size, &beta_filter, args2.wdesc.desc(),
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                      filter_grad_data + i * group_offset_filter));
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            },
            workspace_size);
      }
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#endif
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      if (compute_format == DataLayout::kNHWC) {
        TransToChannelFirst<paddle::platform::CUDADeviceContext, T>(
            ctx, &transformed_filter_grad_channel, filter_grad);
      }
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    }
  }
};

/*
 * Inputs:  I, W, dO, ddI, ddW
 * Outputs: ddO, dW, dI
 * ddo = conv(ddI, W) + conv(I, ddW)
 * dW = conv_bp_filter(ddI, dO)
 * dI = conv_bp_data(ddW, dO)
 */
template <typename T>
class CUDNNConvDoubleGradOpKernel : public framework::OpKernel<T> {
 public:
  void Compute(const framework::ExecutionContext& ctx) const override {
    auto& dev_ctx = ctx.template device_context<platform::CUDADeviceContext>();
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    PADDLE_ENFORCE_EQ(
        platform::is_gpu_place(ctx.GetPlace()), true,
        paddle::platform::errors::PreconditionNotMet("It must use CUDAPlace."));
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    auto X = ctx.Input<Tensor>("Input");
    auto W = ctx.Input<Tensor>("Filter");
    auto dO = ctx.Input<Tensor>("DOutput");
    auto ddX = ctx.Input<Tensor>("DDInput");
    auto ddW = ctx.Input<Tensor>("DDFilter");

    auto ddO = ctx.Output<Tensor>("DDOutput");
    auto dW = ctx.Output<Tensor>("DFilter");
    auto dX = ctx.Output<Tensor>("DInput");
    if (ddO) {
      ddO->mutable_data<T>(ctx.GetPlace());
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      math::SetConstant<platform::CUDADeviceContext, T> set_zero;
      set_zero(dev_ctx, ddO, static_cast<T>(0));
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    }
    if (dW) {
      dW->mutable_data<T>(ctx.GetPlace());
    }
    if (dX) {
      dX->mutable_data<T>(ctx.GetPlace());
    }

    // const T* x = X->data<T>();
    const T* dy = dO->data<T>();
    const T* w = W->data<T>();

    const T* ddx = nullptr;
    const T* ddw = nullptr;
    T *dw, *dx, *ddy;
    dw = dx = ddy = nullptr;
    T* transformed_dx = nullptr;
    const std::vector<int>& strides = ctx.Attr<std::vector<int>>("strides");
    std::vector<int> dilations = ctx.Attr<std::vector<int>>("dilations");
    int groups = ctx.Attr<int>("groups");
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    bool exhaustive_search =
        FLAGS_cudnn_exhaustive_search || ctx.Attr<bool>("exhaustive_search");
    bool deterministic = FLAGS_cudnn_deterministic;
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    auto exhaustive_deterministic = exhaustive_search && deterministic;
    PADDLE_ENFORCE_EQ(exhaustive_deterministic, false,
                      platform::errors::InvalidArgument(
                          "Cann't set exhaustive_search True and "
                          "FLAGS_cudnn_deterministic True at same time."));

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    std::vector<int> paddings = ctx.Attr<std::vector<int>>("paddings");

    std::string padding_algorithm = ctx.Attr<std::string>("padding_algorithm");
    const std::string data_format = ctx.Attr<std::string>("data_format");
    const bool channel_last = (data_format == "NHWC" || data_format == "NDHWC");

    // transform Tensors to channel first-----------
    Tensor transformed_X_channel(X->type());
    Tensor transformed_dO_channel(dO->type());
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    Tensor transformed_ddX_channel(X->type());
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    Tensor transformed_ddO_channel(dO->type());
    Tensor transformed_dX_channel(X->type());

    if (channel_last) {
      ResizeToChannelFirst<platform::CUDADeviceContext, T>(
          ctx, X, &transformed_X_channel);
      TransToChannelFirst<platform::CUDADeviceContext, T>(
          ctx, X, &transformed_X_channel);

      ResizeToChannelFirst<platform::CUDADeviceContext, T>(
          ctx, dO, &transformed_dO_channel);
      TransToChannelFirst<platform::CUDADeviceContext, T>(
          ctx, dO, &transformed_dO_channel);

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      if (ddX) {
        ResizeToChannelFirst<platform::CUDADeviceContext, T>(
            ctx, ddX, &transformed_ddX_channel);
        TransToChannelFirst<platform::CUDADeviceContext, T>(
            ctx, ddX, &transformed_ddX_channel);
      }
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      if (ddO) {
        ResizeToChannelFirst<platform::CUDADeviceContext, T>(
            ctx, ddO, &transformed_ddO_channel);
      }
      if (dX) {
        ResizeToChannelFirst<platform::CUDADeviceContext, T>(
            ctx, dX, &transformed_dX_channel);
        transformed_dX_channel.mutable_data<T>(ctx.GetPlace());
      }

    } else {
      transformed_X_channel = *X;
      transformed_dO_channel = *dO;
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      if (ddX) {
        transformed_ddX_channel = *ddX;
      }
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      if (ddO) {
        transformed_ddO_channel.ShareDataWith(*ddO);
      }
      if (dX) {
        transformed_dX_channel.ShareDataWith(*dX);
      }
    }

    auto in_dims = transformed_X_channel.dims();
    auto filter_dims = W->dims();
    framework::DDim in_data_dims =
        framework::slice_ddim(in_dims, 2, in_dims.size());
    framework::DDim filter_data_dims =
        framework::slice_ddim(filter_dims, 2, filter_dims.size());
    std::vector<int> ksize = framework::vectorize<int>(filter_data_dims);
    UpdatePaddingAndDilation(&paddings, &dilations, padding_algorithm,
                             in_data_dims, strides, ksize);

    int data_dim = strides.size();  // 2d or 3d
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    bool is_sys_pad = math::IsSymmetricPadding(paddings, data_dim);
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    Tensor transformed_X(X->type());
    Tensor transformed_ddX(X->type());

    Tensor transformed_dX(X->type());

    std::vector<int> padding_common(data_dim, 0);
    std::vector<int> input_pad(X->dims().size() * 2, 0);

    if (!is_sys_pad) {
      // get pad
      std::vector<int> padding_diff(data_dim);
      std::vector<int> new_input_shape_vec(data_dim + 2);
      new_input_shape_vec[0] = transformed_X_channel.dims()[0];
      new_input_shape_vec[1] = transformed_X_channel.dims()[1];

      for (size_t i = 0; i < data_dim; ++i) {
        padding_diff[i] = std::abs(paddings[2 * i] - paddings[2 * i + 1]);
        padding_common[i] = std::min(paddings[2 * i], paddings[2 * i + 1]);
        new_input_shape_vec[i + 2] =
            transformed_X_channel.dims()[i + 2] + padding_diff[i];
        input_pad[2 * i + 4] = paddings[2 * i] - padding_common[i];
        input_pad[2 * i + 4 + 1] = paddings[2 * i + 1] - padding_common[i];
      }
      framework::DDim new_input_shape(
          framework::make_ddim(new_input_shape_vec));
      transformed_X.Resize(new_input_shape);
      transformed_ddX.Resize(new_input_shape);
      transformed_dX.Resize(new_input_shape);

      transformed_X =
          ctx.AllocateTmpTensor<T, paddle::platform::CUDADeviceContext>(
              new_input_shape, dev_ctx);
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      if (ddX) {
        transformed_ddX =
            ctx.AllocateTmpTensor<T, paddle::platform::CUDADeviceContext>(
                new_input_shape, dev_ctx);
      }
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      if (dX) {
        transformed_dX =
            ctx.AllocateTmpTensor<T, paddle::platform::CUDADeviceContext>(
                new_input_shape, dev_ctx);
      }

      // pad for input
      const int rank = X->dims().size();
      T pad_value(0.0);
      switch (rank) {
        case 4: {
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          math::PadFunction<paddle::platform::CUDADeviceContext, T, 4>(
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              ctx, input_pad, transformed_X_channel, pad_value, &transformed_X);
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          if (ddX) {
            math::PadFunction<paddle::platform::CUDADeviceContext, T, 4>(
                ctx, input_pad, transformed_ddX_channel, pad_value,
                &transformed_ddX);
          }
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        } break;
        case 5: {
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          math::PadFunction<paddle::platform::CUDADeviceContext, T, 5>(
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              ctx, input_pad, transformed_X_channel, pad_value, &transformed_X);
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          if (ddX) {
            math::PadFunction<paddle::platform::CUDADeviceContext, T, 5>(
                ctx, input_pad, transformed_ddX_channel, pad_value,
                &transformed_ddX);
          }
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        } break;
        default:
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          PADDLE_THROW(platform::errors::InvalidArgument(
              "ConvOp only support tensors with 4 or 5 dimensions."));
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      }

    } else {
      transformed_X.ShareDataWith(transformed_X_channel);
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      if (ddX) {
        transformed_ddX.ShareDataWith(transformed_ddX_channel);
      }
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      if (dX) {
        transformed_dX.ShareDataWith(transformed_dX_channel);
      }

      if (paddings.size() == data_dim) {
        for (size_t i = 0; i < data_dim; ++i) {
          padding_common[i] = paddings[i];
        }
      } else {
        for (size_t i = 0; i < data_dim; ++i) {
          padding_common[i] = paddings[2 * i];
        }
      }
    }

    const T* x = transformed_X.data<T>();

    int iwo_group = groups;
    int c_group = 1;
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#if defined(PADDLE_WITH_HIP) || CUDNN_VERSION_MIN(7, 0, 1)
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    iwo_group = 1;
    c_group = groups;
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    groups = 1;
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#endif
    auto dtype = platform::CudnnDataType<T>::type;

    auto handle = dev_ctx.cudnn_handle();

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    ConvArgs args1{&transformed_ddX,
                   W,
                   &transformed_ddO_channel,
                   strides,
                   padding_common,
                   dilations,
                   dtype};
    ConvArgs args2{
        &transformed_X, ddW,  &transformed_ddO_channel, strides, padding_common,
        dilations,      dtype};
    ConvArgs args3{&transformed_ddX,
                   dW,
                   &transformed_dO_channel,
                   strides,
                   padding_common,
                   dilations,
                   dtype};
    ConvArgs args4{
        &transformed_dX, ddW,  &transformed_dO_channel, strides, padding_common,
        dilations,       dtype};
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#ifdef PADDLE_WITH_HIP
    miopenConvFwdAlgorithm_t fwd_algo1 =
        static_cast<miopenConvFwdAlgorithm_t>(0);
    miopenConvFwdAlgorithm_t fwd_algo2 =
        static_cast<miopenConvFwdAlgorithm_t>(0);
    miopenConvBwdDataAlgorithm_t data_algo =
        static_cast<miopenConvBwdDataAlgorithm_t>(0);
    miopenConvBwdWeightsAlgorithm_t filter_algo =
        static_cast<miopenConvBwdWeightsAlgorithm_t>(0);
#else
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    cudnnConvolutionFwdAlgo_t fwd_algo1 =
        static_cast<cudnnConvolutionFwdAlgo_t>(0);
    cudnnConvolutionFwdAlgo_t fwd_algo2 =
        static_cast<cudnnConvolutionFwdAlgo_t>(0);
    cudnnConvolutionBwdDataAlgo_t data_algo =
        static_cast<cudnnConvolutionBwdDataAlgo_t>(0);
    cudnnConvolutionBwdFilterAlgo_t filter_algo =
        static_cast<cudnnConvolutionBwdFilterAlgo_t>(0);
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#endif
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    auto layout = GetCudnnTensorFormat(DataLayout::kNCHW);

    // ddo = conv(ddI, W) + conv(I, ddW)
    size_t workspace_size = 0;

    T* transformed_ddy_channel = nullptr;
    if (ddO) {
      ddy = ddO->data<T>();
      transformed_ddy_channel = transformed_ddO_channel.data<T>();
      if (ddX) {
        args1.handle = handle;
        args1.idesc.set(transformed_ddX, iwo_group);
        args1.wdesc.set(*W, layout, iwo_group);
        args1.odesc.set(transformed_ddO_channel, iwo_group);
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        args1.cdesc.set(dtype, padding_common, strides, dilations,
                        platform::AllowTF32Cudnn(), c_group);
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#ifdef PADDLE_WITH_HIP
        using search1 = SearchAlgorithm<miopenConvFwdAlgorithm_t>;
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        workspace_size = search1::GetWorkspaceSize(args1);
        fwd_algo1 = search1::Find<T>(args1, exhaustive_search, false,
                                     workspace_size, ctx);
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#else
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        using search1 = SearchAlgorithm<cudnnConvolutionFwdAlgoPerf_t>;
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        fwd_algo1 = search1::Find<T>(args1, exhaustive_search, false, ctx);
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        workspace_size = search1::GetWorkspaceSize(args1, fwd_algo1);
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#endif
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      }

      if (ddW) {
        ddw = ddW->data<T>();
        args2.handle = handle;
        args2.idesc.set(transformed_X, iwo_group);
        args2.wdesc.set(*ddW, layout, iwo_group);
        args2.odesc.set(transformed_ddO_channel, iwo_group);
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        args2.cdesc.set(dtype, padding_common, strides, dilations,
                        platform::AllowTF32Cudnn(), c_group);
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#ifdef PADDLE_WITH_HIP
        using search2 = SearchAlgorithm<miopenConvFwdAlgorithm_t>;
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        workspace_size =
            std::max(workspace_size, search2::GetWorkspaceSize(args2));
        fwd_algo2 = search2::Find<T>(args2, exhaustive_search, false,
                                     workspace_size, ctx);
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#else
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        using search2 = SearchAlgorithm<cudnnConvolutionFwdAlgoPerf_t>;
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        fwd_algo2 = search2::Find<T>(args2, exhaustive_search, false, ctx);
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        workspace_size = std::max(workspace_size,
                                  search2::GetWorkspaceSize(args2, fwd_algo2));
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#endif
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      }
    }

    if (dW && ddX) {
      dw = dW->data<T>();
      args3.handle = handle;
      args3.idesc.set(transformed_ddX, iwo_group);
      args3.wdesc.set(*dW, layout, iwo_group);
      args3.odesc.set(transformed_dO_channel, iwo_group);
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      args3.cdesc.set(dtype, padding_common, strides, dilations,
                      platform::AllowTF32Cudnn(), c_group);
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#ifdef PADDLE_WITH_HIP
      using search3 = SearchAlgorithm<miopenConvBwdWeightsAlgorithm_t>;
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      workspace_size =
          std::max(workspace_size, search3::GetWorkspaceSize(args3));
      filter_algo = search3::Find<T>(args3, exhaustive_search, deterministic,
                                     workspace_size, ctx);
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#else
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      using search3 = SearchAlgorithm<cudnnConvolutionBwdFilterAlgoPerf_t>;
      filter_algo =
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          search3::Find<T>(args3, exhaustive_search, deterministic, ctx);
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      workspace_size = std::max(workspace_size,
                                search3::GetWorkspaceSize(args3, filter_algo));
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#endif
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    }

    if (ddW && dX) {
      transformed_dx = transformed_dX.data<T>();

      args4.handle = handle;
      args4.idesc.set(transformed_dX, iwo_group);
      args4.wdesc.set(*ddW, layout, iwo_group);
      args4.odesc.set(transformed_dO_channel, iwo_group);
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      args4.cdesc.set(dtype, padding_common, strides, dilations,
                      platform::AllowTF32Cudnn(), c_group);
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#ifdef PADDLE_WITH_HIP
      using search4 = SearchAlgorithm<miopenConvBwdDataAlgorithm_t>;
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      workspace_size =
          std::max(workspace_size, search4::GetWorkspaceSize(args4));
      data_algo = search4::Find<T>(args4, exhaustive_search, deterministic,
                                   workspace_size, ctx);
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#else
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      using search4 = SearchAlgorithm<cudnnConvolutionBwdDataAlgoPerf_t>;
      data_algo =
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          search4::Find<T>(args4, exhaustive_search, deterministic, ctx);
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      workspace_size =
          std::max(workspace_size, search4::GetWorkspaceSize(args4, data_algo));
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#endif
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    }

    int i_n, i_c, i_d, i_h, i_w;
    GetNCDHW(transformed_X.dims(), DataLayout::kNCHW, &i_n, &i_c, &i_d, &i_h,
             &i_w);

    int o_n, o_c, o_d, o_h, o_w;
    GetNCDHW(transformed_dO_channel.dims(), DataLayout::kNCHW, &o_n, &o_c, &o_d,
             &o_h, &o_w);

    int group_offset_in = i_c / groups * i_h * i_w * i_d;
    int group_offset_out = o_c / groups * o_h * o_w * o_d;
    int group_offset_filter = W->numel() / groups;

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    ScalingParamType<T> alpha = 1.0f;
    ScalingParamType<T> beta = 0.0f;

    // NOTE(zhiqiu): inplace addto is not supportted in double grad yet.
    // ScalingParamType<T> beta = ctx.Attr<bool>("use_addto") ? 1.0f :
    // 0.0f;
    // VLOG(4) << "Conv_grad_grad: use_addto = " << ctx.Attr<bool>("use_addto");
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    auto wkspace_handle = dev_ctx.cudnn_workspace_handle();

    if (ddO) {
      if (ddX) {
        ddx = transformed_ddX.data<T>();
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#ifdef PADDLE_WITH_HIP
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        wkspace_handle.RunFunc(
            [&](void* workspace_ptr) {
              PADDLE_ENFORCE_CUDA_SUCCESS(
                  platform::dynload::miopenConvolutionForward(
                      handle, &alpha, args1.idesc.desc(), ddx,
                      args1.wdesc.desc(), w, args1.cdesc.desc(), fwd_algo1,
                      &beta, args1.odesc.desc(), transformed_ddy_channel,
                      workspace_ptr, workspace_size));
            },
            workspace_size);
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#else
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        for (int i = 0; i < groups; i++) {
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          wkspace_handle.RunFunc(
              [&](void* workspace_ptr) {
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                PADDLE_ENFORCE_CUDA_SUCCESS(
                    platform::dynload::cudnnConvolutionForward(
                        handle, &alpha, args1.idesc.desc(),
                        ddx + i * group_offset_in, args1.wdesc.desc(),
                        w + i * group_offset_filter, args1.cdesc.desc(),
                        fwd_algo1, workspace_ptr, workspace_size, &beta,
                        args1.odesc.desc(),
                        transformed_ddy_channel + i * group_offset_out));
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              },
              workspace_size);
        }
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#endif
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      }
      if (ddW) {
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#ifdef PADDLE_WITH_HIP
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        // MIOPEN ONLY support beta to be 0.0f
        wkspace_handle.RunFunc(
            [&](void* workspace_ptr) {
              PADDLE_ENFORCE_CUDA_SUCCESS(
                  platform::dynload::miopenConvolutionForward(
                      handle, &alpha, args2.idesc.desc(), x, args2.wdesc.desc(),
                      ddw, args2.cdesc.desc(), fwd_algo2, &beta,
                      args2.odesc.desc(), transformed_ddy_channel,
                      workspace_ptr, workspace_size));
            },
            workspace_size);
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#else
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        for (int i = 0; i < groups; i++) {
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          wkspace_handle.RunFunc(
              [&](void* workspace_ptr) {
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                PADDLE_ENFORCE_CUDA_SUCCESS(
                    platform::dynload::cudnnConvolutionForward(
                        handle, &alpha, args2.idesc.desc(),
                        x + i * group_offset_in, args2.wdesc.desc(),
                        ddw + i * group_offset_filter, args2.cdesc.desc(),
                        fwd_algo2, workspace_ptr, workspace_size, &alpha,
                        args2.odesc.desc(),
                        transformed_ddy_channel + i * group_offset_out));
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              },
              workspace_size);
        }
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#endif
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      }
      if (channel_last) {
        TransToChannelLast<paddle::platform::CUDADeviceContext, T>(
            ctx, &transformed_ddO_channel, ddO);
      }
    }
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    T* transformed_dy_channel = transformed_dO_channel.data<T>();
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    if (dW && ddX) {
      ddx = transformed_ddX.data<T>();
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#ifdef PADDLE_WITH_HIP
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      wkspace_handle.RunFunc(
          [&](void* workspace_ptr) {
            PADDLE_ENFORCE_CUDA_SUCCESS(
                platform::dynload::miopenConvolutionBackwardWeights(
                    handle, &alpha, args3.odesc.desc(), transformed_dy_channel,
                    args3.idesc.desc(), ddx, args3.cdesc.desc(), filter_algo,
                    &beta, args3.wdesc.desc(), dw, workspace_ptr,
                    workspace_size));
          },
          workspace_size);
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#else
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      for (int i = 0; i < groups; i++) {
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        wkspace_handle.RunFunc(
            [&](void* workspace_ptr) {
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              PADDLE_ENFORCE_CUDA_SUCCESS(
                  platform::dynload::cudnnConvolutionBackwardFilter(
                      handle, &alpha, args3.idesc.desc(),
                      ddx + i * group_offset_in, args3.odesc.desc(),
                      transformed_dy_channel + i * group_offset_out,
                      args3.cdesc.desc(), filter_algo, workspace_ptr,
                      workspace_size, &beta, args3.wdesc.desc(),
                      dw + i * group_offset_filter));
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            },
            workspace_size);
      }
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#endif
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    }

    if (dX && ddW) {
      ddw = ddW->data<T>();
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#ifdef PADDLE_WITH_HIP
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      wkspace_handle.RunFunc(
          [&](void* workspace_ptr) {
            PADDLE_ENFORCE_CUDA_SUCCESS(
                platform::dynload::miopenConvolutionBackwardData(
                    handle, &alpha, args4.odesc.desc(), transformed_dy_channel,
                    args4.wdesc.desc(), ddw, args4.cdesc.desc(), data_algo,
                    &beta, args4.idesc.desc(), transformed_dx, workspace_ptr,
                    workspace_size));
          },
          workspace_size);
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#else
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      for (int i = 0; i < groups; i++) {
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        wkspace_handle.RunFunc(
            [&](void* workspace_ptr) {
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              PADDLE_ENFORCE_CUDA_SUCCESS(
                  platform::dynload::cudnnConvolutionBackwardData(
                      handle, &alpha, args4.wdesc.desc(),
                      ddw + i * group_offset_filter, args4.odesc.desc(),
                      transformed_dy_channel + i * group_offset_out,
                      args4.cdesc.desc(), data_algo, workspace_ptr,
                      workspace_size, &beta, args4.idesc.desc(),
                      transformed_dx + i * group_offset_in));
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            },
            workspace_size);
      }
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#endif
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      if (!is_sys_pad) {
        // reverse padded input
        std::vector<int> starts(X->dims().size(), 0);
        std::vector<int> axes(X->dims().size(), 0);
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        for (size_t i = 0; i < X->dims().size(); ++i) {
          starts[i] = input_pad[2 * i];
          axes[i] = i;
        }
        if (X->dims().size() == 4) {
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          RemovePaddingSlice<paddle::platform::CUDADeviceContext, T, 4>(
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              ctx, &transformed_dX, &transformed_dX_channel, starts, axes);
        } else {
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          RemovePaddingSlice<paddle::platform::CUDADeviceContext, T, 5>(
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              ctx, &transformed_dX, &transformed_dX_channel, starts, axes);
        }
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      }
      if (channel_last) {
        TransToChannelLast<paddle::platform::CUDADeviceContext, T>(
            ctx, &transformed_dX_channel, dX);
      }
    }
  }
};

}  // namespace operators
}  // namespace paddle

namespace plat = paddle::platform;
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#ifdef PADDLE_WITH_HIP
// MIOPEN do not support double
REGISTER_OP_KERNEL(conv2d, CUDNN, plat::CUDAPlace,
                   paddle::operators::CUDNNConvOpKernel<float>,
                   paddle::operators::CUDNNConvOpKernel<plat::float16>);
REGISTER_OP_KERNEL(conv2d_grad, CUDNN, plat::CUDAPlace,
                   paddle::operators::CUDNNConvGradOpKernel<float>,
                   paddle::operators::CUDNNConvGradOpKernel<plat::float16>);
REGISTER_OP_KERNEL(
    conv2d_grad_grad, CUDNN, plat::CUDAPlace,
    paddle::operators::CUDNNConvDoubleGradOpKernel<float>,
    paddle::operators::CUDNNConvDoubleGradOpKernel<plat::float16>);

REGISTER_OP_CUDA_KERNEL(
    depthwise_conv2d_grad_grad,
    paddle::operators::CUDNNConvDoubleGradOpKernel<float>,
    paddle::operators::CUDNNConvDoubleGradOpKernel<plat::float16>);

REGISTER_OP_KERNEL(conv3d, CUDNN, plat::CUDAPlace,
                   paddle::operators::CUDNNConvOpKernel<float>,
                   paddle::operators::CUDNNConvOpKernel<plat::float16>);
REGISTER_OP_KERNEL(conv3d_grad, CUDNN, plat::CUDAPlace,
                   paddle::operators::CUDNNConvGradOpKernel<float>);
REGISTER_OP_KERNEL(
    conv3d_grad_grad, CUDNN, plat::CUDAPlace,
    paddle::operators::CUDNNConvDoubleGradOpKernel<float>,
    paddle::operators::CUDNNConvDoubleGradOpKernel<plat::float16>);
#else
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REGISTER_OP_KERNEL(conv2d, CUDNN, plat::CUDAPlace,
                   paddle::operators::CUDNNConvOpKernel<float>,
                   paddle::operators::CUDNNConvOpKernel<double>,
                   paddle::operators::CUDNNConvOpKernel<plat::float16>);
REGISTER_OP_KERNEL(conv2d_grad, CUDNN, plat::CUDAPlace,
                   paddle::operators::CUDNNConvGradOpKernel<float>,
                   paddle::operators::CUDNNConvGradOpKernel<double>,
                   paddle::operators::CUDNNConvGradOpKernel<plat::float16>);
REGISTER_OP_KERNEL(
    conv2d_grad_grad, CUDNN, plat::CUDAPlace,
    paddle::operators::CUDNNConvDoubleGradOpKernel<float>,
    paddle::operators::CUDNNConvDoubleGradOpKernel<double>,
    paddle::operators::CUDNNConvDoubleGradOpKernel<plat::float16>);

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REGISTER_OP_CUDA_KERNEL(
    depthwise_conv2d_grad_grad,
    paddle::operators::CUDNNConvDoubleGradOpKernel<float>,
    paddle::operators::CUDNNConvDoubleGradOpKernel<double>,
    paddle::operators::CUDNNConvDoubleGradOpKernel<plat::float16>);

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REGISTER_OP_KERNEL(conv3d, CUDNN, plat::CUDAPlace,
                   paddle::operators::CUDNNConvOpKernel<float>,
                   paddle::operators::CUDNNConvOpKernel<double>,
                   paddle::operators::CUDNNConvOpKernel<plat::float16>);
REGISTER_OP_KERNEL(conv3d_grad, CUDNN, plat::CUDAPlace,
                   paddle::operators::CUDNNConvGradOpKernel<float>,
                   paddle::operators::CUDNNConvGradOpKernel<double>);
REGISTER_OP_KERNEL(
    conv3d_grad_grad, CUDNN, plat::CUDAPlace,
    paddle::operators::CUDNNConvDoubleGradOpKernel<float>,
    paddle::operators::CUDNNConvDoubleGradOpKernel<double>,
    paddle::operators::CUDNNConvDoubleGradOpKernel<plat::float16>);
1414
#endif