Merge branch 'release/1.0.0' of https://github.com/PaddlePaddle/Paddle into release/1.0.0

cmake/flags.cmake

@@ -138,13 +138,17 @@ if (APPLE)
         # On Mac OS X build fat binaries with x86_64 architectures by default.
         set (CMAKE_OSX_ARCHITECTURES "x86_64" CACHE STRING "Build architectures for OSX" FORCE)
     endif()
-else()
+    # On Mac OS X register class specifier is deprecated and will cause warning error on latest clang 10.0
+    set (COMMON_FLAGS -Wno-deprecated-register)
+endif(APPLE)
+
+if(LINUX)
     set(GPU_COMMON_FLAGS
         -Wall
         -Wextra
         -Werror
         ${GPU_COMMON_FLAGS})
-endif()
+endif(LINUX)
 
 if(UNIX AND NOT APPLE)
   # except apple from nix*Os family

paddle/fluid/framework/details/reference_count_pass.cc

@@ -80,15 +80,15 @@ std::unique_ptr<ir::Graph> ReferenceCountPass::ApplyImpl(
       // This is weird but there is really some variables without var_desc
       // in computation_op
       if (var_desc == nullptr) {
-        if (compute_op->Node()->Op()->Block()->FindVar(var_name) == nullptr)
-          continue;
-      } else {
-        if (var_desc->Persistable()) continue;
-        auto var_type = var_desc->Proto()->type().type();
-        if (var_type != proto::VarType::LOD_TENSOR &&
-            var_type != proto::VarType::SELECTED_ROWS) {
-          continue;
-        }
+        var_desc = compute_op->Node()->Op()->Block()->FindVar(var_name);
+        if (var_desc == nullptr) continue;
+      }
+
+      if (var_desc->Persistable()) continue;
+      auto var_type = var_desc->Proto()->type().type();
+      if (var_type != proto::VarType::LOD_TENSOR &&
+          var_type != proto::VarType::SELECTED_ROWS) {
+        continue;
       }
 
       // compute op only runs in one device

paddle/fluid/framework/parallel_executor.cc

@@ -319,6 +319,13 @@ void ParallelExecutor::Run(const std::vector<std::string> &fetch_tensors,
 #ifdef PADDLE_WITH_CUDA
   if (!gcs_.empty()) {
     ResetReferenceCount();
+    for (auto &pair : cur_ref_cnts_) {
+      auto &name_map = *(pair.second);
+      for (auto &fetch_name : fetch_tensors) {
+        name_map.erase(fetch_name);
+      }
+      name_map.erase(fetched_var_name);
+    }
   }
 #endif
   auto fetch_data = member_->executor_->Run(fetch_tensors);

paddle/fluid/operators/CMakeLists.txt

@@ -301,7 +301,6 @@ op_library(fusion_lstm_op DEPS cpu_lstm_compute)
 if (WITH_GPU)
     op_library(conv_op DEPS vol2col depthwise_conv im2col)
     op_library(layer_norm_op DEPS cub)
-    op_library(reduce_mean_op DEPS cub)
 else()
     op_library(conv_op DEPS vol2col im2col)
 endif()

paddle/fluid/operators/conv_op.h

@@ -380,8 +380,7 @@ class DepthwiseConvKernel : public framework::OpKernel<T> {
     math::DepthwiseConvFunctor<DeviceContext, T> depthwiseConv;
 
     auto& dev_ctx = context.template device_context<DeviceContext>();
-    depthwiseConv(dev_ctx, *input, filter, strides, paddings, dilations,
-                  output);
+    depthwiseConv(dev_ctx, *input, filter, strides, paddings, output);
   }
 };
 
@@ -416,14 +415,14 @@ class DepthwiseConvGradKernel : public framework::OpKernel<T> {
       input_grad->mutable_data<T>(context.GetPlace());
       set_zero(dev_ctx, input_grad, static_cast<T>(0));
       depthwiseConvInputGrad(dev_ctx, *input, filter, *output_grad, strides,
-                             paddings, dilations, input_grad);
+                             paddings, input_grad);
     }
 
     if (filter_grad) {
       filter_grad->mutable_data<T>(context.GetPlace());
       set_zero(dev_ctx, filter_grad, static_cast<T>(0));
       depthwiseConvFilterGrad(dev_ctx, *input, *output_grad, strides, paddings,
-                              dilations, filter_grad);
+                              filter_grad);
     }
   }
 };

paddle/fluid/operators/conv_transpose_op.h

@@ -345,7 +345,7 @@ class DepthwiseConvTransposeKernel : public framework::OpKernel<T> {
     math::DepthwiseConvInputGradFunctor<DeviceContext, T>
         depthwiseConvInputGrad;
     depthwiseConvInputGrad(dev_ctx, *output, filter, *input, strides, paddings,
-                           dilations, output);
+                           output);
   }
 };
 
@@ -367,11 +367,10 @@ class DepthwiseConvTransposeGradKernel : public framework::OpKernel<T> {
     auto& dev_ctx = context.template device_context<DeviceContext>();
     std::vector<int> strides = context.Attr<std::vector<int>>("strides");
     std::vector<int> paddings = context.Attr<std::vector<int>>("paddings");
-    std::vector<int> dilations = context.Attr<std::vector<int>>("dilations");
 
     if (input_grad) {
       math::DepthwiseConvFunctor<DeviceContext, T> depthwiseConv;
-      depthwiseConv(dev_ctx, *output_grad, filter, strides, paddings, dilations,
+      depthwiseConv(dev_ctx, *output_grad, filter, strides, paddings,
                     input_grad);
     }
 
@@ -383,7 +382,7 @@ class DepthwiseConvTransposeGradKernel : public framework::OpKernel<T> {
       math::DepthwiseConvFilterGradFunctor<DeviceContext, T>
           depthwiseConvFilterGrad;
       depthwiseConvFilterGrad(dev_ctx, *output_grad, *input, strides, paddings,
-                              dilations, filter_grad);
+                              filter_grad);
     }
   }
 };

paddle/fluid/operators/cub_reduce.h

-// 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 <algorithm>
-#include <cmath>
-#include <numeric>
-#include <set>
-#include <vector>
-
-#include <cub/cub.cuh>  // NOLINT
-#include "paddle/fluid/framework/tensor.h"
-
-namespace paddle {
-namespace operators {
-
-namespace detail {
-template <typename T, size_t ElementCount>
-struct Array {
- public:
-  HOSTDEVICE inline Array() {}
-
-  HOSTDEVICE inline T& operator[](size_t index) { return data_[index]; }
-
-  HOSTDEVICE inline const T& operator[](size_t index) const {
-    return data_[index];
-  }
-
-  HOSTDEVICE constexpr inline size_t size() const { return ElementCount; }
-
-  template <typename VectorLikeType>
-  static inline Array<T, ElementCount> From(const VectorLikeType& vec) {
-    PADDLE_ENFORCE_EQ(vec.size(), ElementCount, "size not match");
-    size_t n = static_cast<size_t>(vec.size());
-    Array<T, ElementCount> ret;
-    for (size_t i = 0; i < n; ++i) ret[i] = vec[i];
-    return ret;
-  }
-
- private:
-  T data_[ElementCount];
-};
-
-// reduce the last axis of 2d array
-template <typename Tx, typename Ty, typename ReduceOp, typename TransformOp,
-          int BlockDim>
-__global__ void ReduceKernel2D(const Tx* x, Ty* y, ReduceOp reducer,
-                               TransformOp transformer, Ty init,
-                               int reduce_num) {
-  __shared__ typename cub::BlockReduce<Ty, BlockDim>::TempStorage temp_storage;
-  int idx_x = blockIdx.x * reduce_num;
-  int idx_y = threadIdx.x;
-  Ty reduce_var = init;
-  for (int idx_y = threadIdx.x; idx_y < reduce_num; idx_y += BlockDim)
-    reduce_var = reducer(reduce_var, transformer(x[idx_x + idx_y]));
-
-  reduce_var =
-      cub::BlockReduce<Ty, BlockDim>(temp_storage).Reduce(reduce_var, reducer);
-
-  if (threadIdx.x == 0) {
-    y[blockIdx.x] = reduce_var;
-  }
-}
-
-template <typename Tx, typename Ty, typename ReduceOp, typename TransformOp,
-          int BlockDim, int Rank, int ReduceRank>
-__global__ void ReduceKernel(const Tx* x, Ty* y, ReduceOp reducer,
-                             TransformOp transformer, Ty init, int reduce_num,
-                             Array<int, Rank> x_strides,
-                             Array<int, ReduceRank> reduce_dim,
-                             Array<int, ReduceRank> reduce_strides,
-                             Array<int, Rank - ReduceRank> left_dim,
-                             Array<int, Rank - ReduceRank> left_strides) {
-  __shared__ typename cub::BlockReduce<Ty, BlockDim>::TempStorage temp_storage;
-  Array<int, Rank> sub_index;
-  int left_idx = blockIdx.x;
-  for (int i = 0; i < Rank - ReduceRank; ++i) {
-    sub_index[left_dim[i]] = left_idx / left_strides[i];
-    left_idx %= left_strides[i];
-  }
-
-  int reduce_idx = threadIdx.x;
-  for (int j = 0; j < ReduceRank; ++j) {
-    sub_index[reduce_dim[j]] = reduce_idx / reduce_strides[j];
-    reduce_idx %= reduce_strides[j];
-  }
-
-  int idx_x = 0;
-  for (int k = 0; k < Rank; ++k) idx_x += (sub_index[k] * x_strides[k]);
-  Ty reduce_var = static_cast<Ty>(transformer(x[idx_x]));
-
-  for (int i = threadIdx.x + BlockDim; i < reduce_num; i += BlockDim) {
-    int reduce_idx = i;
-    for (int j = 0; j < ReduceRank; ++j) {
-      sub_index[reduce_dim[j]] = reduce_idx / reduce_strides[j];
-      reduce_idx %= reduce_strides[j];
-    }
-
-    int idx_x = 0;
-    for (int k = 0; k < Rank; ++k) idx_x += (sub_index[k] * x_strides[k]);
-    reduce_var = static_cast<Ty>(reducer(reduce_var, transformer(x[idx_x])));
-  }
-
-  reduce_var =
-      cub::BlockReduce<Ty, BlockDim>(temp_storage).Reduce(reduce_var, reducer);
-
-  if (threadIdx.x == 0) {
-    y[blockIdx.x] = reduce_var;
-  }
-}
-
-static inline std::vector<int> GetStrides(const std::vector<int>& dims) {
-  int n = static_cast<int>(dims.size());
-  if (n == 0) return std::vector<int>();
-  std::vector<int> strides(n);
-  strides.back() = 1;
-  for (int i = n - 2; i >= 0; --i) {
-    strides[i] = strides[i + 1] * dims[i + 1];
-  }
-  return strides;
-}
-
-static inline std::vector<int> GetStrides(const std::vector<int>& dims,
-                                          const std::vector<int>& idx) {
-  int n = static_cast<int>(idx.size());
-  if (n == 0) return std::vector<int>();
-  std::vector<int> strides(n);
-  strides.back() = 1;
-  for (int i = n - 2; i >= 0; --i) {
-    strides[i] = strides[i + 1] * dims[idx[i + 1]];
-  }
-  return strides;
-}
-
-constexpr int kMaxBlockDim = 512;
-
-static inline int GetDesiredBlockDim(int block_dim) {
-  return block_dim >= kMaxBlockDim
-             ? kMaxBlockDim
-             : (1 << static_cast<int>(std::log2(block_dim)));
-}
-
-template <typename Tx, typename Ty, int BlockDim, typename ReduceOp,
-          typename TransformOp>
-static void TensorReduceImpl(
-    const Tx* x_data, Ty* y_data, const platform::Place& place,
-    const ReduceOp& reducer, const TransformOp& transformer, const Ty& init,
-    int left_num, int reduce_num, const std::vector<int>& x_strides,
-    const std::vector<int>& reduce_dim, const std::vector<int>& reduce_strides,
-    const std::vector<int>& left_dim, const std::vector<int>& left_strides,
-    cudaStream_t stream) {
-#define CUB_RANK_CASE(i, ...)             \
-  case i: {                               \
-    constexpr auto kRank = i;             \
-    switch (reduce_rank) { __VA_ARGS__; } \
-  } break
-
-#define CUB_REDUCE_RANK_CASE(i, ...)                              \
-  case i: {                                                       \
-    constexpr auto kReduceRank = i;                               \
-    ReduceKernel<Tx, Ty, ReduceOp, TransformOp, BlockDim, kRank,  \
-                 kReduceRank><<<left_num, BlockDim, 0, stream>>>( \
-        x_data, y_data, reducer, transformer, init, reduce_num,   \
-        Array<int, kRank>::From(x_strides),                       \
-        Array<int, kReduceRank>::From(reduce_dim),                \
-        Array<int, kReduceRank>::From(reduce_strides),            \
-        Array<int, kRank - kReduceRank>::From(left_dim),          \
-        Array<int, kRank - kReduceRank>::From(left_strides));     \
-  } break
-
-  int rank = x_strides.size();
-  int reduce_rank = reduce_strides.size();
-  if (rank == reduce_rank) {
-    cub::TransformInputIterator<Ty, TransformOp, const Tx*> trans_x(
-        x_data, transformer);
-    size_t temp_storage_bytes = 0;
-    cub::DeviceReduce::Reduce(nullptr, temp_storage_bytes, trans_x, y_data,
-                              reduce_num, reducer, init, stream);
-    framework::Tensor tmp;
-    auto* temp_storage = tmp.mutable_data<uint8_t>(
-        framework::make_ddim({static_cast<int64_t>(temp_storage_bytes)}),
-        place);
-    cub::DeviceReduce::Reduce(temp_storage, temp_storage_bytes, trans_x, y_data,
-                              reduce_num, reducer, init, stream);
-    return;
-  }
-  if (rank == 2 && reduce_rank == 1 && reduce_dim[0] == 1) {
-    ReduceKernel2D<Tx, Ty, ReduceOp, TransformOp,
-                   BlockDim><<<left_num, BlockDim, 0, stream>>>(
-        x_data, y_data, reducer, transformer, init, reduce_num);
-    return;
-  }
-  /*
-  if (rank == 3 && reduce_rank == 1 && reduce_dim[0] == 1) {
-    // TODO(liangdun): we can optimize 3d case which the 2nd axis is reduced.
-    // Currently, it is handled by code below, but inefficient
-    return;
-  }
-  */
-
-  switch (rank) {
-    CUB_RANK_CASE(2, CUB_REDUCE_RANK_CASE(1););
-
-    CUB_RANK_CASE(3, CUB_REDUCE_RANK_CASE(1); CUB_REDUCE_RANK_CASE(2););
-
-    CUB_RANK_CASE(4, CUB_REDUCE_RANK_CASE(1); CUB_REDUCE_RANK_CASE(2);
-                  CUB_REDUCE_RANK_CASE(3););
-
-    CUB_RANK_CASE(5, CUB_REDUCE_RANK_CASE(1); CUB_REDUCE_RANK_CASE(2);
-                  CUB_REDUCE_RANK_CASE(3); CUB_REDUCE_RANK_CASE(4););
-
-    CUB_RANK_CASE(6, CUB_REDUCE_RANK_CASE(1); CUB_REDUCE_RANK_CASE(2);
-                  CUB_REDUCE_RANK_CASE(3); CUB_REDUCE_RANK_CASE(4);
-                  CUB_REDUCE_RANK_CASE(5););
-
-    CUB_RANK_CASE(7, CUB_REDUCE_RANK_CASE(1); CUB_REDUCE_RANK_CASE(2);
-                  CUB_REDUCE_RANK_CASE(3); CUB_REDUCE_RANK_CASE(4);
-                  CUB_REDUCE_RANK_CASE(5); CUB_REDUCE_RANK_CASE(6););
-
-    CUB_RANK_CASE(8, CUB_REDUCE_RANK_CASE(1); CUB_REDUCE_RANK_CASE(2);
-                  CUB_REDUCE_RANK_CASE(3); CUB_REDUCE_RANK_CASE(4);
-                  CUB_REDUCE_RANK_CASE(5); CUB_REDUCE_RANK_CASE(6););
-
-    CUB_RANK_CASE(9, CUB_REDUCE_RANK_CASE(1); CUB_REDUCE_RANK_CASE(2);
-                  CUB_REDUCE_RANK_CASE(3); CUB_REDUCE_RANK_CASE(4);
-                  CUB_REDUCE_RANK_CASE(5); CUB_REDUCE_RANK_CASE(6);
-                  CUB_REDUCE_RANK_CASE(7); CUB_REDUCE_RANK_CASE(8););
-  }
-
-#undef CUB_REDUCE_RANK_CASE
-#undef CUB_RANK_CASE
-}
-
-}  // namespace detail
-
-template <typename Tx, typename Ty, typename ReduceOp, typename TransformOp>
-void TensorReduce(const framework::Tensor& x, framework::Tensor* y,
-                  std::vector<int> origin_reduce_dims, const Ty& init,
-                  const ReduceOp& reducer, const TransformOp& transformer,
-                  cudaStream_t stream) {
-  auto x_dim = framework::vectorize2int(x.dims());
-  std::vector<int> new_x_dim, new_reduce_dims;
-  int is_reduced = 0;
-  for (auto e : origin_reduce_dims) {
-    auto pos = e >= 0 ? e : e + x_dim.size();
-    is_reduced |= 1 << e;
-  }
-  for (int i = 0; i < x_dim.size(); i++) {
-    if ((i == 0) || (((is_reduced >> i) ^ (is_reduced >> (i - 1))) & 1)) {
-      new_x_dim.push_back(x_dim[i]);
-      if ((is_reduced >> i) & 1)
-        new_reduce_dims.push_back(new_x_dim.size() - 1);
-    } else {
-      new_x_dim[new_x_dim.size() - 1] *= x_dim[i];
-    }
-  }
-  x_dim = new_x_dim;
-  origin_reduce_dims = new_reduce_dims;
-  int x_rank = static_cast<int>(x_dim.size());
-  std::set<int> left_set, reduce_set;
-  for (int i = 0; i < x_rank; ++i) left_set.insert(i);
-
-  for (auto e : origin_reduce_dims) {
-    left_set.erase(e);
-    reduce_set.insert(e);
-  }
-
-  std::vector<int> reduce_dim(reduce_set.begin(), reduce_set.end());
-  std::vector<int> left_dim(left_set.begin(), left_set.end());
-
-  std::vector<int> x_strides = detail::GetStrides(x_dim);
-  std::vector<int> reduce_strides = detail::GetStrides(x_dim, reduce_dim);
-  std::vector<int> left_strides = detail::GetStrides(x_dim, left_dim);
-  int reduce_num = reduce_strides[0] * x_dim[reduce_dim[0]];
-  int left_num = 1;
-  if (left_dim.size()) left_num = left_strides[0] * x_dim[left_dim[0]];
-
-  std::vector<int> y_dim(left_dim.size());
-  for (int i = 0; i < left_dim.size(); ++i) {
-    y_dim[i] = x_dim[left_dim[i]];
-  }
-  auto x_data = x.data<Tx>();
-  auto y_data = y->mutable_data<Ty>(x.place());
-  if (reduce_num == 1) return;
-
-#define CUB_BLOCK_DIM_CASE(block_dim)                                    \
-  case block_dim: {                                                      \
-    constexpr auto kBlockDim = block_dim;                                \
-    detail::TensorReduceImpl<Tx, Ty, block_dim, ReduceOp, TransformOp>(  \
-        x_data, y_data, x.place(), reducer, transformer, init, left_num, \
-        reduce_num, x_strides, reduce_dim, reduce_strides, left_dim,     \
-        left_strides, stream);                                           \
-  } break
-
-  switch (detail::GetDesiredBlockDim(reduce_num)) {
-    CUB_BLOCK_DIM_CASE(512);
-    CUB_BLOCK_DIM_CASE(256);
-    CUB_BLOCK_DIM_CASE(128);
-    CUB_BLOCK_DIM_CASE(64);
-    CUB_BLOCK_DIM_CASE(32);
-    CUB_BLOCK_DIM_CASE(16);
-    CUB_BLOCK_DIM_CASE(8);
-    CUB_BLOCK_DIM_CASE(4);
-    CUB_BLOCK_DIM_CASE(2);
-  }
-#undef CUB_BLOCK_DIM_CASE
-}
-
-}  // namespace operators
-}  // namespace paddle

paddle/fluid/operators/math/depthwise_conv.h

@@ -32,8 +32,7 @@ class DepthwiseConvFunctor {
   void operator()(const DeviceContext& context, const framework::Tensor& input,
                   const framework::Tensor& filter,
                   const std::vector<int>& strides,
-                  const std::vector<int>& paddings,
-                  const std::vector<int>& dilations, framework::Tensor* output);
+                  const std::vector<int>& paddings, framework::Tensor* output);
 };
 
 template <typename DeviceContext, typename T>
@@ -44,7 +43,6 @@ class DepthwiseConvInputGradFunctor {
                   const framework::Tensor& output_grad,
                   const std::vector<int>& strides,
                   const std::vector<int>& paddings,
-                  const std::vector<int>& dilations,
                   framework::Tensor* input_grad);
 };
 
@@ -55,7 +53,6 @@ class DepthwiseConvFilterGradFunctor {
                   const framework::Tensor& output_grad,
                   const std::vector<int>& strides,
                   const std::vector<int>& paddings,
-                  const std::vector<int>& dilations,
                   framework::Tensor* filter_grad);
 };
 

paddle/fluid/operators/reduce_mean_op.cu

@@ -12,64 +12,17 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
-#include <vector>
-#include "paddle/fluid/operators/cub_reduce.h"
 #include "paddle/fluid/operators/reduce_mean_op.h"
 
-namespace paddle {
-namespace operators {
-
-template <typename T>
-struct DivideFunctor {
-  HOSTDEVICE explicit inline DivideFunctor(int n) : n_inv((T)(1.0 / n)) {}
-
-  HOSTDEVICE inline T operator()(const T& x) const { return x * n_inv; }
-
- private:
-  T n_inv;
-};
-
-template <typename T>
-class ReduceMeanKernel : public framework::OpKernel<T> {
- public:
-  void Compute(const framework::ExecutionContext& context) const override {
-    bool reduce_all = context.Attr<bool>("reduce_all");
-    auto* input = context.Input<Tensor>("X");
-    auto* output = context.Output<Tensor>("Out");
-
-    auto dims = context.Attr<std::vector<int>>("dim");
-    bool keep_dim = context.Attr<bool>("keep_dim");
-
-    std::vector<int> reduce_dims;
-    if (reduce_all) {
-      reduce_dims.resize(input->dims().size());
-      for (int i = 0; i < reduce_dims.size(); ++i) reduce_dims[i] = i;
-    } else {
-      for (auto e : dims) {
-        reduce_dims.push_back(e >= 0 ? e : e + input->dims().size());
-      }
-    }
-
-    int reduce_num = 1;
-    for (int i = 0; i < reduce_dims.size(); ++i) {
-      reduce_num *= input->dims()[reduce_dims[i]];
-    }
-
-    auto stream = context.cuda_device_context().stream();
-    TensorReduce<T, T, cub::Sum, DivideFunctor<T>>(
-        *input, output, reduce_dims, static_cast<T>(0), cub::Sum(),
-        DivideFunctor<T>(reduce_num), stream);
-  }
-};
-
-}  // namespace operators
-}  // namespace paddle
-
-REGISTER_OP_CUDA_KERNEL(reduce_mean, ops::ReduceMeanKernel<float>,
-                        ops::ReduceMeanKernel<double>,
-                        ops::ReduceMeanKernel<int>,
-                        ops::ReduceMeanKernel<int64_t>);
-
+REGISTER_OP_CUDA_KERNEL(reduce_mean,
+                        ops::ReduceKernel<paddle::platform::CUDADeviceContext,
+                                          float, ops::MeanFunctor>,
+                        ops::ReduceKernel<paddle::platform::CUDADeviceContext,
+                                          double, ops::MeanFunctor>,
+                        ops::ReduceKernel<paddle::platform::CUDADeviceContext,
+                                          int, ops::MeanFunctor>,
+                        ops::ReduceKernel<paddle::platform::CUDADeviceContext,
+                                          int64_t, ops::MeanFunctor>);
 REGISTER_OP_CUDA_KERNEL(
     reduce_mean_grad, ops::ReduceGradKernel<paddle::platform::CUDADeviceContext,
                                             float, ops::MeanGradFunctor>,

paddle/fluid/operators/reduce_sum_op.cu

@@ -12,59 +12,17 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
-#include "paddle/fluid/operators/cub_reduce.h"
 #include "paddle/fluid/operators/reduce_sum_op.h"
 
-namespace paddle {
-namespace operators {
-
-template <typename T>
-struct IdentityFunctor {
-  HOSTDEVICE explicit inline IdentityFunctor() {}
-
-  HOSTDEVICE inline T operator()(const T& x) const { return x; }
-};
-
-template <typename T>
-class ReduceSumKernel : public framework::OpKernel<T> {
- public:
-  void Compute(const framework::ExecutionContext& context) const override {
-    bool reduce_all = context.Attr<bool>("reduce_all");
-    auto* input = context.Input<Tensor>("X");
-    auto* output = context.Output<Tensor>("Out");
-
-    auto dims = context.Attr<std::vector<int>>("dim");
-    bool keep_dim = context.Attr<bool>("keep_dim");
-
-    std::vector<int> reduce_dims;
-    if (reduce_all) {
-      reduce_dims.resize(input->dims().size());
-      for (int i = 0; i < reduce_dims.size(); ++i) reduce_dims[i] = i;
-    } else {
-      for (auto e : dims) {
-        reduce_dims.push_back(e >= 0 ? e : e + input->dims().size());
-      }
-    }
-
-    int reduce_num = 1;
-    for (int i = 0; i < reduce_dims.size(); ++i) {
-      reduce_num *= input->dims()[reduce_dims[i]];
-    }
-
-    auto stream = context.cuda_device_context().stream();
-    TensorReduce<T, T, cub::Sum, IdentityFunctor<T>>(
-        *input, output, reduce_dims, static_cast<T>(0), cub::Sum(),
-        IdentityFunctor<T>(), stream);
-  }
-};
-
-}  // namespace operators
-}  // namespace paddle
-
-REGISTER_OP_CUDA_KERNEL(reduce_sum, ops::ReduceSumKernel<float>,
-                        ops::ReduceSumKernel<double>, ops::ReduceSumKernel<int>,
-                        ops::ReduceSumKernel<int64_t>);
-
+REGISTER_OP_CUDA_KERNEL(reduce_sum,
+                        ops::ReduceKernel<paddle::platform::CUDADeviceContext,
+                                          float, ops::SumFunctor>,
+                        ops::ReduceKernel<paddle::platform::CUDADeviceContext,
+                                          double, ops::SumFunctor>,
+                        ops::ReduceKernel<paddle::platform::CUDADeviceContext,
+                                          int, ops::SumFunctor>,
+                        ops::ReduceKernel<paddle::platform::CUDADeviceContext,
+                                          int64_t, ops::SumFunctor>);
 REGISTER_OP_CUDA_KERNEL(
     reduce_sum_grad, ops::ReduceGradKernel<paddle::platform::CUDADeviceContext,
                                            float, ops::SumGradFunctor>,

python/paddle/fluid/layers/io.py

@@ -842,6 +842,13 @@ def __create_unshared_decorated_reader__(op_type, reader, attrs, name=None):
 def shuffle(reader, buffer_size):
     """
     Shuffle the reader.
+
+    Args:
+        reader(Variable): The reader to be decorated with 'shuffling'.
+        buffer_size(int): The pre-read number of data in :code:`reader`.
+
+    Returns:
+        Variable: The reader which has been decorated with 'shuffling'.
     """
     return __create_unshared_decorated_reader__(
         'create_shuffle_reader', reader, {'buffer_size': int(buffer_size)})

python/paddle/fluid/layers/nn.py

@@ -6367,7 +6367,7 @@ def stack(x, axis=0):
     if not isinstance(x, list) and not isinstance(x, tuple):
         x = [x]
 
-    out = helper.create_tmp_variable(x[0].dtype)
+    out = helper.create_tmp_variable(dtype=x[0].dtype)
     helper.append_op(
         type='stack', inputs={'X': x}, outputs={'Y': out},
         attrs={'axis': axis})
@@ -6404,8 +6404,8 @@ def unstack(x, axis=0, num=None):
             num = x.shape[axis]
 
     outs = []
-    for _ in num:
-        outs.append(helper.create_tmp_variable(x.dtype))
+    for _ in xrange(num):
+        outs.append(helper.create_tmp_variable(dtype=x.dtype))
 
     helper.append_op(
         type='unstack',

python/paddle/fluid/tests/unittests/test_conv2d_op.py

@@ -67,7 +67,6 @@ class TestConv2dOp(OpTest):
     def setUp(self):
         self.op_type = "conv2d"
         self.use_cudnn = False
-        self.use_cuda = False
         self.use_mkldnn = False
         self.data_format = "AnyLayout"
         self.dtype = np.float32
@@ -102,25 +101,24 @@ class TestConv2dOp(OpTest):
         }
         self.outputs = {'Output': output}
 
-    def testcuda(self):
-        return core.is_compiled_with_cuda() and (self.use_cudnn or
-                                                 self.use_cuda)
+    def testcudnn(self):
+        return core.is_compiled_with_cuda() and self.use_cudnn
 
     def test_check_output(self):
-        place = core.CUDAPlace(0) if self.testcuda() else core.CPUPlace()
+        place = core.CUDAPlace(0) if self.testcudnn() else core.CPUPlace()
         self.check_output_with_place(place, atol=1e-5)
 
     def test_check_grad(self):
         if self.dtype == np.float16:
             return
-        place = core.CUDAPlace(0) if self.testcuda() else core.CPUPlace()
+        place = core.CUDAPlace(0) if self.testcudnn() else core.CPUPlace()
         self.check_grad_with_place(
             place, set(['Input', 'Filter']), 'Output', max_relative_error=0.02)
 
     def test_check_grad_no_filter(self):
         if self.dtype == np.float16:
             return
-        place = core.CUDAPlace(0) if self.testcuda() else core.CPUPlace()
+        place = core.CUDAPlace(0) if self.testcudnn() else core.CPUPlace()
         self.check_grad_with_place(
             place, ['Input'],
             'Output',
@@ -130,7 +128,7 @@ class TestConv2dOp(OpTest):
     def test_check_grad_no_input(self):
         if self.dtype == np.float16:
             return
-        place = core.CUDAPlace(0) if self.testcuda() else core.CPUPlace()
+        place = core.CUDAPlace(0) if self.testcudnn() else core.CPUPlace()
         self.check_grad_with_place(
             place, ['Filter'],
             'Output',
@@ -327,65 +325,22 @@ class TestFP16CUDNNWithInput1x1Filter1x1(TestWithInput1x1Filter1x1):
 
 class TestDepthwiseConv(TestConv2dOp):
     def init_test_case(self):
-        self.use_cuda = True
         self.pad = [1, 1]
         self.stride = [2, 2]
         self.input_size = [2, 3, 5, 5]  # NCHW
         self.groups = 3
         assert np.mod(self.input_size[1], self.groups) == 0
         f_c = self.input_size[1] // self.groups
-        self.filter_size = [3, f_c, 3, 3]
-        self.op_type = "depthwise_conv2d"
-
-
-class TestDepthwiseConv2(TestConv2dOp):
-    def init_test_case(self):
-        self.use_cuda = True
-        self.pad = [1, 1]
-        self.stride = [1, 1]
-        self.input_size = [2, 3, 5, 5]  # NCHW
-        self.groups = 3
-        assert np.mod(self.input_size[1], self.groups) == 0
-        f_c = self.input_size[1] // self.groups
-        self.filter_size = [3, f_c, 3, 3]
-        self.op_type = "depthwise_conv2d"
-
-
-class TestDepthwiseConv3(TestConv2dOp):
-    def init_test_case(self):
-        self.use_cuda = True
-        self.pad = [1, 1]
-        self.stride = [1, 1]
-        self.input_size = [2, 3, 5, 5]  # NCHW
-        self.groups = 3
-        assert np.mod(self.input_size[1], self.groups) == 0
-        f_c = self.input_size[1] // self.groups
         self.filter_size = [6, f_c, 3, 3]
         self.op_type = "depthwise_conv2d"
 
 
-class TestDepthwiseConvWithDilation(TestConv2dOp):
-    def init_test_case(self):
-        self.use_cuda = True
-        self.pad = [1, 1]
-        self.stride = [2, 2]
-        self.input_size = [2, 3, 5, 5]  # NCHW
-        self.groups = 3
-        self.dilations = [2, 2]
-        assert np.mod(self.input_size[1], self.groups) == 0
-        f_c = self.input_size[1] // self.groups
-        self.filter_size = [6, f_c, 3, 3]
-        self.op_type = "depthwise_conv2d"
-
-
-class TestDepthwiseConvWithDilation2(TestConv2dOp):
+class TestDepthwiseConv2(TestConv2dOp):
     def init_test_case(self):
-        self.use_cuda = True
         self.pad = [1, 1]
         self.stride = [1, 1]
         self.input_size = [2, 3, 5, 5]  # NCHW
         self.groups = 3
-        self.dilations = [2, 2]
         assert np.mod(self.input_size[1], self.groups) == 0
         f_c = self.input_size[1] // self.groups
         self.filter_size = [6, f_c, 3, 3]