mlu_baseop.h 86.6 KB
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/* Copyright (c) 2021 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 <cn_api.h>
#include <cnnl.h>
#include <concurrentqueue.h>

#include <string>
#include <vector>

#include "paddle/fluid/framework/operator.h"
#include "paddle/fluid/framework/tensor_util.h"
#include "paddle/fluid/framework/type_defs.h"
#include "paddle/fluid/platform/device/mlu/enforce.h"

namespace paddle {
namespace operators {

using Tensor = framework::Tensor;
using DataLayout = framework::DataLayout;
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using ExecutionContext = framework::ExecutionContext;
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using DeviceContextPool = platform::DeviceContextPool;
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using MLUDeviceContext = platform::MLUDeviceContext;

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const std::map<std::string, cnnlReduceOp_t> MLUReduceOpMap = {
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    {"reduce_all", CNNL_REDUCE_AND},
    {"reduce_any", CNNL_REDUCE_OR},
    {"reduce_max", CNNL_REDUCE_MAX},
    {"reduce_mean", CNNL_REDUCE_AVG},
    {"reduce_min", CNNL_REDUCE_MIN},
    {"reduce_sum", CNNL_REDUCE_ADD},
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    {"reduce_prod", CNNL_REDUCE_MUL},
};

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const std::map<std::string, cnnlInterpMode_t> MLUInterpModeMap = {
    {"bilinear", CNNL_INTERP_BILINEAR},
    {"nearest", CNNL_INTERP_NEAREST},
    {"linear", CNNL_INTERP_LINEAR},
    {"trilinear", CNNL_INTERP_TRILINEAR},
    {"bicubic", CNNL_INTERP_BICUBIC}};

const std::map<std::string, cnnlInterpBackwardMode_t> MLUInterpBackwardModeMap =
    {{"bilinear", CNNL_INTERP_BACKWARD_BILINEAR},
     {"nearest", CNNL_INTERP_BACKWARD_NEAREST},
     {"linear", CNNL_INTERP_BACKWARD_LINEAR},
     {"trilinear", CNNL_INTERP_BACKWARD_TRILINEAR},
     {"bicubic", CNNL_INTERP_BACKWARD_BICUBIC}};

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inline cnnlReduceOp_t GetMLUCnnlReduceOp(const std::string reduce_name) {
  auto iter = MLUReduceOpMap.find(reduce_name);
  if (iter != MLUReduceOpMap.end()) {
    return iter->second;
  }
  PADDLE_THROW(platform::errors::InvalidArgument(
      "Not support reduce op type of MLU Device: %s", reduce_name));
}

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inline cnnlInterpMode_t GetMLUCnnlInterpMode(const std::string interp_mode) {
  auto iter = MLUInterpModeMap.find(interp_mode);
  if (iter != MLUInterpModeMap.end()) {
    return iter->second;
  }
  PADDLE_THROW(platform::errors::InvalidArgument(
      "Not support interp mode of MLU Device: %s", interp_mode));
}

inline cnnlInterpBackwardMode_t GetMLUCnnlInterpBackwardMode(
    const std::string interp_mode) {
  auto iter = MLUInterpBackwardModeMap.find(interp_mode);
  if (iter != MLUInterpBackwardModeMap.end()) {
    return iter->second;
  }
  PADDLE_THROW(platform::errors::InvalidArgument(
      "Not support interp mode of MLU Device: %s", interp_mode));
}

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inline const void* GetBasePtr(const Tensor* t) { return t->data(); }

inline void* GetBasePtr(Tensor* t) { return t->data(); }

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inline cnnlDataType_t ToCnnlDataType(
    const paddle::experimental::DataType& dtype) {
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  cnnlDataType_t type = CNNL_DTYPE_FLOAT;
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  switch (dtype) {
    case DataType::FLOAT16:
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      type = CNNL_DTYPE_HALF;
      break;
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    case DataType::FLOAT32:
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      type = CNNL_DTYPE_FLOAT;
      break;
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    case DataType::FLOAT64:
      type = CNNL_DTYPE_DOUBLE;
      break;
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    case DataType::INT8:
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      type = CNNL_DTYPE_INT8;
      break;
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    case DataType::INT16:
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      type = CNNL_DTYPE_INT16;
      break;
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    case DataType::INT32:
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      type = CNNL_DTYPE_INT32;
      break;
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    case DataType::INT64:
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      type = CNNL_DTYPE_INT64;
      break;
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    case DataType::BOOL:
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      type = CNNL_DTYPE_BOOL;
      break;
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    case DataType::UINT8:
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      type = CNNL_DTYPE_UINT8;
      break;
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    default:
      break;
  }
  return type;
}

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inline cnnlDataType_t ToCnnlDataType(
    const paddle::framework::proto::VarType::Type& type) {
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  return ToCnnlDataType(framework::TransToPhiDataType(type));
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}

template <typename T>
inline cnnlDataType_t ToCnnlDataType() {
  auto type = framework::ToDataType(std::type_index(typeid(T)));
  return ToCnnlDataType(type);
}

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// Converts (via narrowing) a type T value to a type U, and checks that the
// value has no value change due to the conversion.
template <typename WideT, typename NarrowT>
NarrowT CheckedNarrowing(const WideT& wide) {
  NarrowT narrow = wide;
  CHECK_EQ(narrow, wide)
      << "checked narrowing failed; values not equal post-conversion";
  return narrow;
}

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inline static cnnlHandle_t GetHandleFromCTX(const ExecutionContext& ctx) {
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  return ctx.template device_context<MLUDeviceContext>().cnnl_handle();
}

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inline static const MLUDeviceContext& GetDevCtxFromCTX(
    const ExecutionContext& ctx) {
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  return ctx.template device_context<MLUDeviceContext>();
}

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using VT = framework::proto::VarType;
const std::map<std::pair<VT::Type, VT::Type>, cnnlCastDataType_t>
    MLU_SUPPORTED_CAST_TYPE = {
        {{VT::FP32, /*cast to*/ VT::FP16}, CNNL_CAST_FLOAT_TO_HALF},
        {{VT::FP32, /*cast to*/ VT::INT32}, CNNL_CAST_FLOAT_TO_INT32},
        {{VT::FP32, /*cast to*/ VT::INT16}, CNNL_CAST_FLOAT_TO_INT16},
        {{VT::FP32, /*cast to*/ VT::INT8}, CNNL_CAST_FLOAT_TO_INT8},
        {{VT::FP32, /*cast to*/ VT::UINT8}, CNNL_CAST_FLOAT_TO_UINT8},
        {{VT::FP32, /*cast to*/ VT::BOOL}, CNNL_CAST_FLOAT_TO_BOOL},
        {{VT::FP16, /*cast to*/ VT::FP32}, CNNL_CAST_HALF_TO_FLOAT},
        {{VT::FP16, /*cast to*/ VT::INT32}, CNNL_CAST_HALF_TO_INT32},
        {{VT::FP16, /*cast to*/ VT::INT16}, CNNL_CAST_HALF_TO_INT16},
        {{VT::FP16, /*cast to*/ VT::INT8}, CNNL_CAST_HALF_TO_INT8},
        {{VT::FP16, /*cast to*/ VT::UINT8}, CNNL_CAST_HALF_TO_UINT8},
        {{VT::FP16, /*cast to*/ VT::BOOL}, CNNL_CAST_HALF_TO_BOOL},
        {{VT::INT32, /*cast to*/ VT::FP32}, CNNL_CAST_INT32_TO_FLOAT},
        {{VT::INT32, /*cast to*/ VT::FP16}, CNNL_CAST_INT32_TO_HALF},
        {{VT::INT32, /*cast to*/ VT::INT8}, CNNL_CAST_INT32_TO_INT8},
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        {{VT::INT32, /*cast to*/ VT::INT16}, CNNL_CAST_INT32_TO_INT16},
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        {{VT::INT16, /*cast to*/ VT::FP32}, CNNL_CAST_INT16_TO_FLOAT},
        {{VT::INT16, /*cast to*/ VT::FP16}, CNNL_CAST_INT16_TO_HALF},
        {{VT::INT16, /*cast to*/ VT::INT32}, CNNL_CAST_INT16_TO_INT32},
        {{VT::INT8, /*cast to*/ VT::FP32}, CNNL_CAST_INT8_TO_FLOAT},
        {{VT::INT8, /*cast to*/ VT::FP16}, CNNL_CAST_INT8_TO_HALF},
        {{VT::INT8, /*cast to*/ VT::INT32}, CNNL_CAST_INT8_TO_INT32},
        {{VT::UINT8, /*cast to*/ VT::FP32}, CNNL_CAST_UINT8_TO_FLOAT},
        {{VT::UINT8, /*cast to*/ VT::FP16}, CNNL_CAST_UINT8_TO_HALF},
        {{VT::BOOL, /*cast to*/ VT::FP32}, CNNL_CAST_BOOL_TO_FLOAT},
        {{VT::BOOL, /*cast to*/ VT::FP16}, CNNL_CAST_BOOL_TO_HALF},
        {{VT::BOOL, /*cast to*/ VT::INT32}, CNNL_CAST_BOOL_TO_INT32},
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        {{VT::UINT8, /*cast to*/ VT::INT32}, CNNL_CAST_UINT8_TO_INT32},
        {{VT::INT32, /*cast to*/ VT::INT64}, CNNL_CAST_INT32_TO_INT64},
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        {{VT::INT64, /*cast to*/ VT::INT32}, CNNL_CAST_INT64_TO_INT32},
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        {{VT::INT32, /*cast to*/ VT::BOOL}, CNNL_CAST_INT32_TO_BOOL},
        {{VT::UINT8, /*cast to*/ VT::INT64}, CNNL_CAST_UINT8_TO_INT64},
        {{VT::INT8, /*cast to*/ VT::INT16}, CNNL_CAST_INT8_TO_INT16},
        {{VT::FP32, /*cast to*/ VT::FP64}, CNNL_CAST_FLOAT_TO_DOUBLE},
        {{VT::FP64, /*cast to*/ VT::FP32}, CNNL_CAST_DOUBLE_TO_FLOAT},
        {{VT::INT64, /*cast to*/ VT::FP32}, CNNL_CAST_INT64_TO_FLOAT},
        {{VT::INT64, /*cast to*/ VT::FP16}, CNNL_CAST_INT64_TO_HALF},
        {{VT::FP32, /*cast to*/ VT::INT64}, CNNL_CAST_FLOAT_TO_INT64},
        {{VT::FP16, /*cast to*/ VT::INT64}, CNNL_CAST_HALF_TO_INT64},
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};

cnnlCastDataType_t GetCastDataType(const VT::Type& src_type,
                                   const VT::Type& dst_type);
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cnnlCastDataType_t GetCastDataType(const DataType& src_type,
                                   const DataType& dst_type);

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bool MLUSupportsCast(const VT::Type& src_type, const VT::Type& dst_type);

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cnnlDeviceType_t GetCnnlDev(int dev_ordinal);

using CnnlTensorDesc = cnnlTensorDescriptor_t;

class MLUCnnlTensorDesc {
 public:
  MLUCnnlTensorDesc() {}

  // SE_DISALLOW_COPY_AND_ASSIGN
  MLUCnnlTensorDesc(const MLUCnnlTensorDesc& desc) = delete;
  MLUCnnlTensorDesc& operator=(const MLUCnnlTensorDesc&) = delete;

  MLUCnnlTensorDesc(MLUCnnlTensorDesc&& rhs)
      : raw_tensor_desc(rhs.raw_tensor_desc) {
    rhs.raw_tensor_desc = nullptr;
  }

  MLUCnnlTensorDesc& operator=(MLUCnnlTensorDesc&& rhs);

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  MLUCnnlTensorDesc(const int tensor_dim,
                    const int dim_sizes[],
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                    const cnnlDataType_t tensor_dtype);

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  MLUCnnlTensorDesc(const int tensor_dim,
                    const int dim_sizes[],
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                    const cnnlDataType_t tensor_dtype,
                    const cnnlTensorLayout_t layout);

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  MLUCnnlTensorDesc(const int tensor_dim,
                    const int dim_sizes[],
                    const cnnlDataType_t tensor_dtype,
                    int position);
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  MLUCnnlTensorDesc(const int tensor_dim,
                    const int64_t dim_sizes[],
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                    const cnnlDataType_t tensor_dtype);

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  MLUCnnlTensorDesc(const int tensor_dim,
                    const int64_t dim_sizes[],
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                    const cnnlDataType_t tensor_dtype,
                    const cnnlTensorLayout_t layout);

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  MLUCnnlTensorDesc(const int tensor_dim,
                    const int64_t dim_sizes[],
                    const cnnlDataType_t tensor_dtype,
                    int position);
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  MLUCnnlTensorDesc(const Tensor& tensor,
                    const cnnlTensorLayout_t layout,
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                    const cnnlDataType_t tensor_dtype);

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  explicit MLUCnnlTensorDesc(const Tensor& tensor);

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  MLUCnnlTensorDesc(const Tensor& tensor,
                    cnnlTensorLayout_t layout,
                    const cnnlDataType_t tensor_dtype,
                    int position);
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  MLUCnnlTensorDesc(const Tensor& tensor,
                    cnnlTensorLayout_t layout,
                    const cnnlDataType_t tensor_dtype,
                    int position,
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                    float scale);

  ~MLUCnnlTensorDesc();

  const cnnlTensorDescriptor_t get() const { return raw_tensor_desc; }

 private:
  cnnlTensorDescriptor_t raw_tensor_desc = nullptr;
};

class MLUCnnlActivationDesc {
 public:
  MLUCnnlActivationDesc(const MLUCnnlActivationDesc& desc) = delete;
  MLUCnnlActivationDesc& operator=(const MLUCnnlActivationDesc& desc) = delete;
  MLUCnnlActivationDesc(const cnnlActivationMode_t act_mode, const float ceof);
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  MLUCnnlActivationDesc(const cnnlActivationMode_t act_mode,
                        const float ceof,
                        const float sliced_dim,
                        const float selu_alpha,
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                        const float selu_lambda);
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  const cnnlActivationDescriptor_t get() const;
  ~MLUCnnlActivationDesc();

 private:
  cnnlActivationDescriptor_t active_desc_ = nullptr;
};

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class MLUCnnlPoolingDesc {
 public:
  MLUCnnlPoolingDesc(const MLUCnnlPoolingDesc& desc) = delete;
  MLUCnnlPoolingDesc& operator=(const MLUCnnlPoolingDesc& desc) = delete;

  MLUCnnlPoolingDesc(const cnnlPoolingMode_t mode,
                     const cnnlNanPropagation_t maxpooling_nan_opt,
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                     int window_rows,
                     int window_cols,
                     int64_t pad_up,
                     int64_t pad_down,
                     int64_t pad_left,
                     int64_t pad_right,
                     int row_stride,
                     int col_stride,
                     int row_dilation,
                     int col_dilation,
                     bool ceil_mode);
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  MLUCnnlPoolingDesc(const cnnlPoolingMode_t mode,
                     const cnnlNanPropagation_t maxpooling_nan_opt,
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                     const int tensor_rank,
                     const std::vector<int>& window,
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                     const std::vector<int>& padding,
                     const std::vector<int>& stride);

  const cnnlPoolingDescriptor_t get() const;

  ~MLUCnnlPoolingDesc();

 private:
  cnnlPoolingDescriptor_t pooling_desc_ = nullptr;
};

class MLUCnnlRandomGeneratorDesc {
 public:
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  MLUCnnlRandomGeneratorDesc(const ExecutionContext& ctx, const int seed);
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  const cnnlRandGenerator_t get() const;
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  Tensor& get_state();
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  ~MLUCnnlRandomGeneratorDesc();

 private:
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  Tensor mlu_state;
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  cnnlRandGenerator_t mlu_generator = nullptr;
};

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const std::shared_ptr<MLUCnnlRandomGeneratorDesc>& GetMLURandomGenerator(
    const ExecutionContext& ctx, const int64_t device_id, const int seed);

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class MLUCnnlReduceDesc {
 public:
  MLUCnnlReduceDesc(const MLUCnnlReduceDesc& desc) = delete;
  MLUCnnlReduceDesc& operator=(const MLUCnnlReduceDesc& desc) = delete;

  MLUCnnlReduceDesc(const std::vector<int>& axis_vec,
                    const cnnlReduceOp_t reduce_op,
                    const cnnlDataType_t data_type,
                    const cnnlNanPropagation_t nan_propagation,
                    const cnnlReduceIndices_t reduce_indices,
                    const cnnlIndicesType_t indices_type);

  const cnnlReduceDescriptor_t get() const;

  ~MLUCnnlReduceDesc();

 private:
  cnnlReduceDescriptor_t reduction_desc_ = nullptr;
};

class MLUCnnlOpTensorDesc {
 public:
  MLUCnnlOpTensorDesc(const MLUCnnlOpTensorDesc& desc) = delete;
  void operator=(const MLUCnnlOpTensorDesc&) = delete;

  MLUCnnlOpTensorDesc(cnnlOpTensorDesc_t op_tensor_op,
                      cnnlDataType_t op_tensor_comp_type,
                      cnnlNanPropagation_t op_tensor_nan_opt);

  const cnnlOpTensorDescriptor_t get() const;

  ~MLUCnnlOpTensorDesc();

 private:
  cnnlOpTensorDescriptor_t op_tensor_desc_ = nullptr;
};

class MLUCnnlNMSDesc {
 public:
  MLUCnnlNMSDesc(const MLUCnnlNMSDesc& desc) = delete;
  MLUCnnlNMSDesc& operator=(const MLUCnnlNMSDesc& desc) = delete;

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  MLUCnnlNMSDesc(const cnnlNmsOutputMode_t mode,
                 const float iou_threshold,
                 const int max_output_size,
                 const float confidence_threshold,
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                 const int input_layout);

  const cnnlNmsDescriptor_t get() const;

  ~MLUCnnlNMSDesc();

 private:
  cnnlNmsDescriptor_t nms_desc_ = nullptr;
};

class MLUCnnlConvolutionDesc {
 public:
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  MLUCnnlConvolutionDesc(const int dims,
                         const int pad[],
                         const int stride[],
                         const int dilation[],
                         const int group_count,
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                         const cnnlDataType_t tensor_dtype);

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  MLUCnnlConvolutionDesc(const int dims,
                         const int64_t pad[],
                         const int64_t stride[],
                         const int64_t dilation[],
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                         const int group_count,
                         const cnnlDataType_t tensor_dtype);

  MLUCnnlConvolutionDesc(const MLUCnnlConvolutionDesc& desc) = delete;

  MLUCnnlConvolutionDesc& operator=(const MLUCnnlConvolutionDesc& desc) =
      delete;

  const cnnlConvolutionDescriptor_t get() const;

  ~MLUCnnlConvolutionDesc();

 private:
  cnnlConvolutionDescriptor_t conv_desc_ = nullptr;
};

class MLUCnnlBatchSpaceDesc {
 public:
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  MLUCnnlBatchSpaceDesc(uint32_t block_shape[],
                        uint32_t paddings[],
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                        const uint32_t block_shape_size,
                        const uint32_t paddings_size);

  void getBatch2spaceNdextraInputSize(const ExecutionContext& ctx,
                                      const cnnlTensorDescriptor_t input_desc);

  void getSpace2batchNdextraInputSize(const ExecutionContext& ctx,
                                      const cnnlTensorDescriptor_t input_desc);

  void initSpace2batchNdExtraInput(const ExecutionContext& ctx,
                                   const cnnlTensorDescriptor_t input_desc,
                                   void* extra_host_input);

  void initBatch2spaceNdExtraInput(const ExecutionContext& ctx,
                                   const cnnlTensorDescriptor_t input_desc,
                                   void* extra_host_input);

  const cnnlSpaceBatchNdDescriptor_t get() const;

  size_t getExtraInputSize() const;

  ~MLUCnnlBatchSpaceDesc();

 private:
  cnnlSpaceBatchNdDescriptor_t op_desc_ = nullptr;
  size_t extra_input_size_;
};

class MLUCnnlTrigonDesc {
 public:
  explicit MLUCnnlTrigonDesc(
      const cnnlTrigonFunctionMode_t trigon_function_mode);

  const cnnlTrigonDescriptor_t get() const;

  ~MLUCnnlTrigonDesc();

 private:
  cnnlTrigonDescriptor_t trigon_desc_ = nullptr;
};

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class MLUCnnlDCNDesc {
 public:
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  MLUCnnlDCNDesc(int dimNb,
                 const int* pad,
                 const int* stride,
                 const int* dilation,
                 int deformable_group,
                 int conv_group,
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                 int im2col_step);
  const cnnlDCNDescriptor_t get() const;

  ~MLUCnnlDCNDesc();

 private:
  cnnlDCNDescriptor_t dcn_desc_ = nullptr;
};

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class MLUSeqDataDesc {
 public:
  MLUSeqDataDesc(const MLUSeqDataDesc& desc) = delete;
  MLUSeqDataDesc& operator=(const MLUSeqDataDesc& desc) = delete;

  MLUSeqDataDesc(cnnlSeqDataLayout_t layout,
                 cnnlDataType_t dtype,
                 int dimNb,
                 const int dimSize[],
                 int seqLengthArraySize,
                 const int seqLengthArray[],
                 void* paddingFill);

  const cnnlSeqDataDescriptor_t get() const;

  ~MLUSeqDataDesc();

 private:
  cnnlSeqDataDescriptor_t seq_data_desc_ = nullptr;
};

class MLURNNDesc {
 public:
  MLURNNDesc(const MLURNNDesc& desc) = delete;
  MLURNNDesc& operator=(const MLURNNDesc& desc) = delete;

  MLURNNDesc(const int hidden_size,
             const int num_layers,
             const cnnlRNNInputMode_t input_mode,
             const cnnlDirectionMode_t direction,
             const cnnlRNNMode_t rnn_mode);

  MLURNNDesc(cnnlRNNMode_t cell_mode,
             cnnlRNNBiasMode_t bias_mode,
             cnnlDirectionMode_t direction,
             cnnlRNNInputMode_t input_mode,
             cnnlDataType_t data_type,
             cnnlDataType_t math_prec,
             int input_size,
             int hidden_size,
             int proj_size,
             int layer_num,
             void* dropout_desc,
             cnnlRNNPaddingMode_t padding_mode);

  void SetRNNProjectionLayers(const int rec_proj_size,
                              const int out_proj_size) {
    PADDLE_ENFORCE_MLU_SUCCESS(
        cnnlSetRNNProjectionLayers(rnn_desc_, rec_proj_size, out_proj_size));
  }

  void SetPeepholeMode(const cnnlRNNPeepholeMode_t peephole_mode) {
    PADDLE_ENFORCE_MLU_SUCCESS(
        cnnlSetRNNPeepholeMode(rnn_desc_, peephole_mode));
  }

  void SetRNNBiasMode(const cnnlRNNBiasMode_t bias_mode) {
    PADDLE_ENFORCE_MLU_SUCCESS(cnnlSetRNNBiasMode(rnn_desc_, bias_mode));
  }

  void SetRNNMaskMode(const cnnlRNNMaskMode_t mask_mode) {
    PADDLE_ENFORCE_MLU_SUCCESS(cnnlSetRNNMaskMode(rnn_desc_, mask_mode));
  }

  void SetRNNClip(const cnnlRNNClipMode_t clip_mode,
                  const cnnlNanPropagation_t clip_nan_opt,
                  const double left_clip,
                  const double right_clip) {
    PADDLE_ENFORCE_MLU_SUCCESS(cnnlSetRNNClip(
        rnn_desc_, clip_mode, clip_nan_opt, left_clip, right_clip));
  }

  void SetRNNPaddingMode(const cnnlRNNPaddingMode_t padding_mode) {
    PADDLE_ENFORCE_MLU_SUCCESS(cnnlSetRNNPaddingMode(rnn_desc_, padding_mode));
  }

  const cnnlRNNDescriptor_t get() const;

  ~MLURNNDesc();

 private:
  cnnlRNNDescriptor_t rnn_desc_ = nullptr;
};

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class MLUCnnl {
 public:
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  static void Active(const ExecutionContext& ctx,
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                     cnnlActivationDescriptor_t active_desc,
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                     const cnnlTensorDescriptor_t input_desc,
                     const void* input,
                     const cnnlTensorDescriptor_t output_desc,
                     void* output);

  static void ActiveGrad(const ExecutionContext& ctx,
                         cnnlActivationDescriptor_t active_desc,
                         const void* alpha,
                         const void* beta,
                         const cnnlTensorDescriptor_t y_desc,
                         const void* y,
                         const cnnlTensorDescriptor_t diff_y_desc,
                         const void* diff_y,
                         const cnnlTensorDescriptor_t x_desc,
                         const void* x,
                         const cnnlTensorDescriptor_t diff_x_desc,
                         void* diff_x);

  static void Concat(const ExecutionContext& ctx,
                     const int pack_num,
                     const int axis,
                     const cnnlTensorDescriptor_t inputs_desc[],
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                     const void* const inputs[],
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                     const cnnlTensorDescriptor_t output_desc,
                     void* output);
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  static void Concat(const MLUDeviceContext& dev_ctx,
                     const int pack_num,
                     const int axis,
                     const cnnlTensorDescriptor_t inputs_desc[],
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                     const void* const inputs[],
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                     const cnnlTensorDescriptor_t output_desc,
                     void* output);
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  static void Cast(const ExecutionContext& ctx,
                   cnnlCastDataType_t cast_type,
                   const cnnlTensorDescriptor_t input_desc,
                   const void* input,
                   const cnnlTensorDescriptor_t output_desc,
                   void* output);
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  static void Clip(const ExecutionContext& ctx,
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                   const cnnlTensorDescriptor_t input_desc,
                   const void* input,
                   const void* min,
                   const void* max,
                   void* y);
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  static void HardtanhBackward(const ExecutionContext& ctx,
                               const cnnlTensorDescriptor_t x_desc,
                               const void* x,
                               const cnnlTensorDescriptor_t diff_y_desc,
                               const void* diff_y,
                               const float max_val,
                               const float min_val,
                               const cnnlTensorDescriptor_t diff_x_desc,
                               void* diff_x);
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  static void Div(const ExecutionContext& ctx,
                  cnnlComputationPreference_t prefer,
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                  const cnnlTensorDescriptor_t in0_desc,
                  const void* in0,
                  const cnnlTensorDescriptor_t in1_desc,
                  const void* in1,
                  const cnnlTensorDescriptor_t output_desc,
                  void* output);
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  static void Fill(const ExecutionContext& ctx,
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                   const cnnlPointerMode_t pointer_mode,
                   const void* value_ptr,
                   const cnnlTensorDescriptor_t output_desc,
                   void* output);

  static void LRN(const ExecutionContext& ctx,
                  const int local_size,
                  const double alpha,
                  const double beta,
                  const double k,
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                  const cnnlTensorDescriptor_t input_quant_desc,
                  const void* input_quant,
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                  const cnnlTensorDescriptor_t output_desc,
                  void* output);
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  static void QuantifyOffline(const ExecutionContext& context,
                              cnnlQuantizeMode_t mode,
                              const cnnlTensorDescriptor_t input_desc,
                              const void* input,
                              const cnnlTensorDescriptor_t ouput_desc,
                              void* output);

  static void QuantifyOnline(const ExecutionContext& context,
                             const int bitwidth,
                             const cnnlTensorDescriptor_t input_desc,
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                             const void* input,
                             const bool compute_scale,
                             void* position,
                             void* scale,
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                             const cnnlTensorDescriptor_t ouput_desc,
                             void* output);

  static void SGD(const ExecutionContext& context,
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                  const cnnlTensorDescriptor_t grad_desc,
                  const void* grad,
                  const void* lr,
                  const cnnlTensorDescriptor_t var_desc,
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                  void* var);

  static void ApplyAdaGrad(const ExecutionContext& ctx,
                           const cnnlTensorDescriptor_t grad_desc,
                           const void* grad,
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                           const cnnlTensorDescriptor_t accum_desc,
                           void* accum,
                           const cnnlTensorDescriptor_t var_desc,
                           void* var,
                           const void* lr,
                           const bool update_slots);
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  static void ApplyRMSProp(const ExecutionContext& context,
                           const cnnlTensorDescriptor_t grad_desc,
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                           const void* grad,
                           const void* lr,
                           const void* rho,
                           const void* momentum,
                           const void* epsilon,
                           const cnnlTensorDescriptor_t var_desc,
                           void* var,
                           const cnnlTensorDescriptor_t ms_desc,
                           void* ms,
                           const cnnlTensorDescriptor_t mom_desc,
                           void* mom);

  static void ApplyCenterRMSProp(const ExecutionContext& ctx,
                                 const cnnlTensorDescriptor_t grad_desc,
                                 const void* grad,
                                 const void* lr,
                                 const void* rho,
                                 const void* momentum,
                                 const void* epsilon,
                                 const cnnlTensorDescriptor_t var_desc,
                                 void* var,
                                 const cnnlTensorDescriptor_t mg_desc,
                                 void* mg,
                                 const cnnlTensorDescriptor_t ms_desc,
                                 void* ms,
                                 const cnnlTensorDescriptor_t mom_desc,
                                 void* mom);
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  static void ApplyAdam(const ExecutionContext& ctx,
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                        const cnnlTensorDescriptor_t var_desc,
                        void* var,
                        const cnnlTensorDescriptor_t m_desc,
                        void* m,
                        const cnnlTensorDescriptor_t v_desc,
                        void* v,
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                        const cnnlTensorDescriptor_t grad_desc,
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                        const void* grad,
                        const void* lr,
                        const void* beta1,
                        const void* beta2,
                        const void* beta1_power,
                        const void* beta2_power,
                        const void* epsilon,
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                        const bool use_nesterov);
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  static void ApplyAdaMax(const ExecutionContext& ctx,
                          const cnnlTensorDescriptor_t grad_desc,
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                          const cnnlTensorDescriptor_t var_desc,
                          void* var,
                          const cnnlTensorDescriptor_t m_desc,
                          void* m,
                          const cnnlTensorDescriptor_t v_desc,
                          void* v,
                          const void* diff,
                          const void* lr,
                          const void* beta1,
                          const void* beta2,
                          const void* beta1_power,
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                          const void* epsilon);

  static void ApplyMomentum(const ExecutionContext& ctx,
                            const cnnlTensorDescriptor_t grad_desc,
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                            const void* grad,
                            const bool use_nesterov,
                            const void* lr,
                            const void* momentum,
                            void* var,
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                            void* accum);

  static void ApplyKerasMomentum(const ExecutionContext& ctx,
                                 const cnnlTensorDescriptor_t grad_desc,
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                                 const void* grad,
                                 const bool use_nesterov,
                                 const void* lr,
                                 const void* momentum,
                                 void* var,
                                 void* accum);
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  static void ApplyAdadelta(const ExecutionContext& ctx,
                            const cnnlTensorDescriptor_t grad_desc,
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                            const void* diff,
                            const void* lr,
                            const void* rho,
                            const void* epsilon,
                            void* var,
                            void* accum,
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                            void* accum_update);

  static void SparseSoftmaxXentWithLogits(
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      const ExecutionContext& ctx,
      cnnlSoftmaxMode_t mode,
      const cnnlTensorDescriptor_t x_desc,
      const void* input,
      const cnnlTensorDescriptor_t label_desc,
      const void* label,
      const cnnlTensorDescriptor_t y_desc,
      void* output,
      const cnnlTensorDescriptor_t diff_y_desc,
      void* back_out);

  static void RandomUniform(const ExecutionContext& ctx,
                            const int num,
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                            const cnnlDataType_t data_type,
                            const cnnlRandGenerator_t mlu_generator,
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                            void* mlu_state,
                            void* output);
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  static void FusedDropout(const ExecutionContext& ctx,
                           const cnnlRandGenerator_t generator,
                           const cnnlTensorDescriptor_t input_desc,
                           const void* input,
                           const float p,
                           void* state,
                           const cnnlTensorDescriptor_t mask_desc,
                           const void* mask,
                           const cnnlTensorDescriptor_t output_desc,
                           void* output);
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  static void Cumsum(const ExecutionContext& ctx,
                     const int axis,
                     const bool exclusive,
                     const bool reverse,
                     const cnnlTensorDescriptor_t input_desc,
                     const void* input,
                     const cnnlTensorDescriptor_t ouput_desc,
                     void* output);
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  static void BroadcastTo(const ExecutionContext& ctx,
                          const cnnlTensorDescriptor_t input_desc,
                          const void* input,
                          const cnnlTensorDescriptor_t output_desc,
                          void* output);

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  static void GatherFunctor(const ExecutionContext& ctx,
                            const int axis,
                            const int batch_dims,
                            const cnnlTensorDescriptor_t params_desc,
                            const void* params,
                            const cnnlTensorDescriptor_t indices_desc,
                            const void* indices,
                            const cnnlTensorDescriptor_t output_desc,
                            void* output);
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  static void ScatterRefFunctor(const ExecutionContext& ctx,
                                const cnnlTensorDescriptor_t params_desc,
                                const void* params,
                                const cnnlTensorDescriptor_t updates_desc,
                                const void* updates,
                                const cnnlTensorDescriptor_t indices_desc,
                                const void* indices,
                                const cnnlScatterRefMode_t mode);
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  static void ScatterFunctor(const ExecutionContext& ctx,
                             const cnnlTensorDescriptor_t params_desc,
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                             void* params,
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                             const cnnlTensorDescriptor_t updates_desc,
                             const void* updates,
                             const cnnlTensorDescriptor_t indices_desc,
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                             const void* indices,
                             const int dim,
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                             const cnnlScatterMode_t mode = CNNL_SCATTER);

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  static void Range(const ExecutionContext& ctx,
                    const void* start,
                    const void* end,
                    const void* step,
                    const cnnlDataType_t output_dtype,
                    void* output);
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  static void Round(const ExecutionContext& ctx,
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                    const cnnlTensorDescriptor_t input_desc,
                    const void* input,
                    const cnnlTensorDescriptor_t output_desc,
                    void* output);
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  static void TopK(const ExecutionContext& ctx,
                   const int k,
                   const int dim,
                   const bool largest,
                   const bool sorted,
                   const cnnlTensorDescriptor_t input_desc,
                   const void* input,
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                   const cnnlTensorDescriptor_t values_output_desc,
                   void* values_out,
                   const cnnlTensorDescriptor_t indices_output_desc,
                   void* indices_out);

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  static void StridedSlice(const ExecutionContext& ctx,
                           const int begin[],
                           const int end[],
                           const int strides[],
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                           const cnnlTensorDescriptor_t input_desc,
                           const void* input,
                           const cnnlTensorDescriptor_t output_desc,
                           void* output);

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  static void Split(const ExecutionContext& ctx,
                    int split_num,
                    int axis,
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                    const cnnlTensorDescriptor_t input_desc,
                    const void* input_ptr,
                    const cnnlTensorDescriptor_t output_descs[],
                    void* output_ptrs[]);

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  static void Split(const MLUDeviceContext& dev_ctx,
                    int split_num,
                    int axis,
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                    const cnnlTensorDescriptor_t input_desc,
                    const void* input_ptr,
                    const cnnlTensorDescriptor_t output_descs[],
                    void* output_ptrs[]);

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  static void Scale(const ExecutionContext& ctx,
                    const int axis,
                    const cnnlTensorDescriptor_t input_desc,
                    const void* input,
                    const cnnlTensorDescriptor_t alpha_desc,
                    const void* alpha,
                    const cnnlTensorDescriptor_t beta_desc,
                    const void* beta,
                    const cnnlTensorDescriptor_t output_desc,
                    void* output);
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  static void AddN(const ExecutionContext& ctx,
                   uint32_t input_num,
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                   const cnnlTensorDescriptor_t inputs_desc[],
                   const void* inputs[],
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                   const cnnlTensorDescriptor_t output_desc,
                   void* output);
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  static void Log(const ExecutionContext& ctx,
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                  cnnlComputationPreference_t prefer,
                  cnnlLogBase_t log_base,
                  const cnnlTensorDescriptor_t input_desc,
                  const void* input,
                  const cnnlTensorDescriptor_t output_desc,
                  void* output);

  static void StridedSliceGrad(const ExecutionContext& ctx,
                               const int begin[],
                               const int end[],
                               const int strides[],
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                               const cnnlTensorDescriptor_t input_desc,
                               const void* input,
                               const cnnlTensorDescriptor_t output_desc,
                               void* output);

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  static void Logic(const ExecutionContext& ctx,
                    const cnnlLogicOp_t log_method,
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                    const cnnlTensorDescriptor_t input1_desc,
                    const void* input1,
                    const cnnlTensorDescriptor_t input2_desc,
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                    const void* input2,
                    const cnnlTensorDescriptor_t ouput_desc,
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                    void* output);

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  static void Select(const ExecutionContext& ctx,
                     const cnnlTensorDescriptor_t condition_desc,
                     const void* condition_ptr,
                     const cnnlTensorDescriptor_t then_desc,
                     const void* then_ptr,
                     const cnnlTensorDescriptor_t else_desc,
                     const void* else_ptr,
                     const cnnlTensorDescriptor_t output_desc,
                     void* output_ptr);

  static void AssignAdd(const ExecutionContext& ctx,
                        const void* alpha,
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                        const void* beta,
                        const cnnlTensorDescriptor_t update_desc,
                        const void* update,
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                        const cnnlTensorDescriptor_t param_desc,
                        void* param);
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  static void AssignSub(const ExecutionContext& ctx,
                        const void* alpha,
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                        const void* beta,
                        const cnnlTensorDescriptor_t update_desc,
                        const void* update,
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                        const cnnlTensorDescriptor_t param_desc,
                        void* param);
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  static void Assign(const ExecutionContext& ctx,
                     const cnnlTensorDescriptor_t update_desc,
                     const void* update,
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                     const cnnlTensorDescriptor_t param_desc,
                     void* param);
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  static void GatherNd(const ExecutionContext& ctx,
                       const cnnlTensorDescriptor_t params_desc,
                       const void* params,
                       const cnnlTensorDescriptor_t indices_desc,
                       const void* indices,
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                       const cnnlTensorDescriptor_t output_desc,
                       void* output);
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  static void BatchToSpace(const ExecutionContext& ctx,
                           const cnnlTensorDescriptor_t input_desc,
                           const void* input,
                           const cnnlTensorDescriptor_t output_desc,
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                           void* output,
                           const cnnlSpaceBatchParam_t param);
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  static void BatchToSpaceNd(const ExecutionContext& ctx,
                             const cnnlTensorDescriptor_t input_desc,
                             const void* input,
                             cnnlSpaceBatchNdDescriptor_t param,
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                             void* extra_device_input,
                             size_t extra_input_size,
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                             const cnnlTensorDescriptor_t output_desc,
                             void* output);

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  static void PoolingForward(const ExecutionContext& ctx,
                             cnnlPoolingMode_t pool_mode,
                             int64_t output_h,
                             int64_t output_w,
                             cnnlPoolingDescriptor_t pooling_desc,
                             const void* alpha,
                             const cnnlTensorDescriptor_t input_desc,
                             const void* input,
                             const void* beta,
                             const void* extra_input_ptr,
                             const cnnlTensorDescriptor_t output_desc,
                             void* output);
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  static void AdaptivePoolingForward(const ExecutionContext& ctx,
                                     cnnlPoolingMode_t pool_mode,
                                     const cnnlTensorDescriptor_t input_desc,
                                     const void* input,
                                     const cnnlTensorDescriptor_t output_desc,
                                     void* output,
                                     const cnnlTensorDescriptor_t index_desc,
                                     void* index);

  static void Pool3D(const ExecutionContext& ctx,
                     cnnlPoolingMode_t pool_mode,
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                     const std::vector<int64_t>& output_shape,
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                     cnnlPoolingDescriptor_t pooling_desc,
                     const void* alpha,
                     const cnnlTensorDescriptor_t input_desc,
                     const void* input,
                     const void* beta,
                     const cnnlTensorDescriptor_t output_desc,
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                     void* output);

  static void Pad(const ExecutionContext& ctx,
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                  const cnnlTensorDescriptor_t input_desc,
                  const void* input,
                  const void* paddings,
                  const void* padding_value,
                  const cnnlTensorDescriptor_t output_desc,
                  void* output);

  static void Matmul(const ExecutionContext& ctx,
                     const bool transpose_a,
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                     const bool transpose_b,
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                     const cnnlTensorDescriptor_t in0_desc,
                     const void* in0,
                     const cnnlTensorDescriptor_t in1_desc,
                     const void* in1,
                     const cnnlTensorDescriptor_t output_desc,
                     void* output);
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  static void BatchMatmul(const ExecutionContext& ctx,
                          const bool transpose_a,
                          const bool transpose_b,
                          const cnnlTensorDescriptor_t in0_desc,
                          const void* in0,
                          const cnnlTensorDescriptor_t in1_desc,
                          const void* in1,
                          const cnnlTensorDescriptor_t output_desc,
                          void* output);
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  static void MulAx(const ExecutionContext& ctx,
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                    const cnnlTensorDescriptor_t alpha_desc,
                    const void* alpha,
                    const cnnlTensorDescriptor_t output_desc,
                    void* output);
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  static void OpTensor(const ExecutionContext& ctx,
                       const cnnlOpTensorDescriptor_t op_tensor_desc,
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                       const cnnlTensorDescriptor_t a_desc,
                       const void* a,
                       const cnnlTensorDescriptor_t b_desc,
                       const void* b,
                       const cnnlTensorDescriptor_t output_desc,
                       void* output,
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                       const cnnlDataType_t dtype,
                       const float alpha1_float = 1.f,
                       const float alpha2_float = 1.f,
                       const float beta_float = 0.f);
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  static void BiasAddGrad(const ExecutionContext& ctx,
                          const int axis,
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                          const cnnlTensorDescriptor_t out_backprop_desc,
                          const void* out_backprop,
                          const cnnlTensorDescriptor_t output_desc,
                          void* output);

  static void OneHot(const ExecutionContext& ctx,
                     const cnnlTensorDescriptor_t desc_indices,
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                     const void* indices,
                     const int depth,
                     const void* on_value,
                     const void* off_value,
                     const int axis,
                     cnnlDataType_t output_data_type,
                     void* output);
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  static void NonMaxSuppression(const ExecutionContext& ctx,
                                const cnnlNmsDescriptor_t nms_desc,
                                const cnnlTensorDescriptor_t boxes_desc,
                                const void* boxes,
                                const cnnlTensorDescriptor_t confidence_desc,
                                const void* confidence,
                                const cnnlTensorDescriptor_t output_desc,
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                                void* output,
                                void* output_size);
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  static void SoftmaxCrossEntropyWithLogits(
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      const ExecutionContext& ctx,
      cnnlSoftmaxMode_t mode,
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      cnnlComputationPreference_t prefer,
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      const cnnlTensorDescriptor_t input_desc,
      const void* logits_in,
      const cnnlTensorDescriptor_t label_desc,
      const void* labels_in,
      const cnnlTensorDescriptor_t loss_out_desc,
      void* loss_out,
      const cnnlTensorDescriptor_t back_out_desc,
      void* back_out);
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  static void SoftmaxForward(const ExecutionContext& ctx,
                             cnnlSoftmaxAlgorithm_t algorithm,
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                             cnnlSoftmaxMode_t mode,
                             const void* alpha,
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                             const cnnlTensorDescriptor_t input_desc,
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                             const void* input,
                             const void* beta,
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                             const cnnlTensorDescriptor_t output_desc,
                             void* output);

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  static void SoftmaxBackward(const ExecutionContext& ctx,
                              cnnlSoftmaxAlgorithm_t algorithm,
                              cnnlSoftmaxMode_t mode,
                              const cnnlTensorDescriptor_t y_desc,
                              const void* y,
                              const cnnlTensorDescriptor_t diff_y_desc,
                              const void* diff_y,
                              const cnnlTensorDescriptor_t diff_x_desc,
                              void* diff_x);
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  static void Softplus(const ExecutionContext& ctx,
                       const cnnlTensorDescriptor_t features_desc,
                       const void* features,
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                       const cnnlTensorDescriptor_t output_desc,
                       void* output);
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  static void SoftplusGrad(const ExecutionContext& ctx,
                           const cnnlTensorDescriptor_t gradients_desc,
                           const void* gradients,
                           const cnnlTensorDescriptor_t features_desc,
                           const void* features,
                           const cnnlTensorDescriptor_t output_desc,
                           void* output);

  static void RsqrtGrad(const ExecutionContext& ctx,
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                        const cnnlTensorDescriptor_t data_desc,
                        const void* y,
                        const void* diff_y,
                        void* output);
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  static void SqrtGrad(const ExecutionContext& ctx,
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                       const cnnlTensorDescriptor_t data_desc,
                       const void* y,
                       const void* diff_y,
                       void* output);

  static void ConvolutionForward(const ExecutionContext& ctx,
                                 cnnlConvolutionDescriptor_t conv_desc_,
                                 const void* alpha,
                                 const void* beta,
                                 const cnnlTensorDescriptor_t bias_desc,
                                 const void* bias_ptr,
                                 const cnnlTensorDescriptor_t input_desc,
                                 const void* input,
                                 const cnnlTensorDescriptor_t filtet_desc,
                                 const void* filter,
                                 const cnnlTensorDescriptor_t output_desc,
                                 void* output);

  static void FusedConvBNQuantify(const ExecutionContext& ctx,
                                  cnnlConvolutionDescriptor_t conv_desc,
                                  const void* epsilon_ptr,
                                  const int fused_ops_number,
                                  const cnnlDataType_t tensor_dtype,
                                  const int input_position,
                                  const float input_scale,
                                  const int filter_position,
                                  const float filter_scale,
                                  const cnnlTensorDescriptor_t scale_desc,
                                  const void* scale_ptr,
                                  const cnnlTensorDescriptor_t offset_desc,
                                  const void* offset_ptr,
                                  const cnnlTensorDescriptor_t mean_desc,
                                  const void* mean_ptr,
                                  const cnnlTensorDescriptor_t variance_desc,
                                  const void* variance_ptr,
                                  const cnnlTensorDescriptor_t input_desc,
                                  const void* input,
                                  const cnnlTensorDescriptor_t filtet_desc,
                                  const void* filter,
                                  const cnnlTensorDescriptor_t output_desc,
                                  void* output);
1219 1220

  static void Tile(const ExecutionContext& ctx,
1221 1222 1223 1224
                   const cnnlTensorDescriptor_t input_desc,
                   const void* input,
                   const cnnlTensorDescriptor_t output_desc,
                   void* output);
1225 1226 1227 1228 1229 1230 1231 1232 1233

  static void UnsortedSegmentSum(const ExecutionContext& ctx,
                                 const cnnlTensorDescriptor_t data_desc,
                                 const void* data,
                                 const cnnlTensorDescriptor_t ids_desc,
                                 const int* segment_ids,
                                 const cnnlTensorDescriptor_t output_desc,
                                 void* output);

1234 1235
  static void Reduce(const ExecutionContext& ctx,
                     const bool need_workspace,
1236
                     const cnnlReduceDescriptor_t reduction_desc,
1237 1238 1239 1240 1241 1242 1243 1244
                     const void* alpha,
                     const cnnlTensorDescriptor_t input_desc,
                     const void* input,
                     const size_t indices_size,
                     void* indices,
                     const void* beta,
                     const cnnlTensorDescriptor_t output_desc,
                     void* output);
1245 1246 1247 1248 1249 1250 1251

  static void FloorDiv(const ExecutionContext& ctx,
                       cnnlComputationPreference_t prefer,
                       const cnnlTensorDescriptor_t input1_desc,
                       const void* input1,
                       const cnnlTensorDescriptor_t input2_desc,
                       const void* input2,
1252 1253
                       const cnnlTensorDescriptor_t output_desc,
                       void* output);
1254 1255 1256 1257 1258 1259

  static void FloorMod(const ExecutionContext& ctx,
                       const cnnlTensorDescriptor_t input1_desc,
                       const void* input1,
                       const cnnlTensorDescriptor_t input2_desc,
                       const void* input2,
1260 1261
                       const cnnlTensorDescriptor_t output_desc,
                       void* output);
1262 1263 1264 1265 1266 1267

  static void Maximum(const ExecutionContext& ctx,
                      const cnnlTensorDescriptor_t input1_desc,
                      const void* input1,
                      const cnnlTensorDescriptor_t input2_desc,
                      const void* input2,
1268 1269
                      const cnnlTensorDescriptor_t output_desc,
                      void* output);
1270 1271 1272 1273 1274 1275

  static void Minimum(const ExecutionContext& ctx,
                      const cnnlTensorDescriptor_t input1_desc,
                      const void* input1,
                      const cnnlTensorDescriptor_t input2_desc,
                      const void* input2,
1276 1277
                      const cnnlTensorDescriptor_t output_desc,
                      void* output);
1278 1279 1280

  static void PowR(const ExecutionContext& ctx,
                   cnnlComputationPreference_t prefer,
1281 1282 1283 1284 1285 1286
                   const cnnlTensorDescriptor_t input1_desc,
                   const void* input1,
                   const cnnlTensorDescriptor_t input2_desc,
                   const void* input2,
                   const cnnlTensorDescriptor_t output_desc,
                   void* output);
1287 1288 1289 1290 1291 1292 1293

  static void DivNoNan(const ExecutionContext& ctx,
                       cnnlComputationPreference_t prefer,
                       const cnnlTensorDescriptor_t input1_desc,
                       const void* input1,
                       const cnnlTensorDescriptor_t input2_desc,
                       const void* input2,
1294 1295
                       const cnnlTensorDescriptor_t output_desc,
                       void* output);
1296 1297 1298 1299 1300 1301 1302 1303 1304 1305

  static void SquaredDifference(const ExecutionContext& ctx,
                                const cnnlTensorDescriptor_t input1_desc,
                                const void* input1,
                                const cnnlTensorDescriptor_t input2_desc,
                                const void* input2,
                                const cnnlTensorDescriptor_t output_desc,
                                void* output);

  static void L2Loss(const ExecutionContext& ctx,
1306 1307
                     const cnnlTensorDescriptor_t input_desc,
                     const void* input,
1308 1309 1310
                     void* output);

  static void Abs(const ExecutionContext& ctx,
1311 1312 1313 1314
                  const cnnlTensorDescriptor_t input_desc,
                  const void* input,
                  const cnnlTensorDescriptor_t output_desc,
                  void* output);
1315 1316

  static void Neg(const ExecutionContext& ctx,
1317 1318 1319 1320
                  const cnnlTensorDescriptor_t input_desc,
                  const void* input,
                  const cnnlTensorDescriptor_t output_desc,
                  void* output);
1321 1322

  static void Floor(const ExecutionContext& ctx,
1323 1324 1325 1326
                    const cnnlTensorDescriptor_t input_desc,
                    const void* input,
                    const cnnlTensorDescriptor_t output_desc,
                    void* output);
1327 1328

  static void Ceil(const ExecutionContext& ctx,
1329 1330 1331 1332
                   const cnnlTensorDescriptor_t input_desc,
                   const void* input,
                   const cnnlTensorDescriptor_t output_desc,
                   void* output);
1333 1334

  static void IsNan(const ExecutionContext& ctx,
1335 1336 1337 1338
                    const cnnlTensorDescriptor_t input_desc,
                    const void* input,
                    const cnnlTensorDescriptor_t output_desc,
                    void* output);
1339 1340

  static void Square(const ExecutionContext& ctx,
1341 1342 1343 1344
                     const cnnlTensorDescriptor_t input_desc,
                     const void* input,
                     const cnnlTensorDescriptor_t output_desc,
                     void* output);
1345 1346 1347

  static void Sqrt(const ExecutionContext& ctx,
                   cnnlComputationPreference_t prefer,
1348 1349 1350 1351
                   const cnnlTensorDescriptor_t input_desc,
                   const void* input,
                   const cnnlTensorDescriptor_t output_desc,
                   void* output);
1352 1353 1354

  static void Rsqrt(const ExecutionContext& ctx,
                    cnnlComputationPreference_t prefer,
1355 1356 1357 1358
                    const cnnlTensorDescriptor_t input_desc,
                    const void* input,
                    const cnnlTensorDescriptor_t output_desc,
                    void* output);
1359 1360 1361

  static void Cos(const ExecutionContext& ctx,
                  cnnlComputationPreference_t prefer,
1362 1363 1364 1365
                  const cnnlTensorDescriptor_t input_desc,
                  const void* input,
                  const cnnlTensorDescriptor_t output_desc,
                  void* output);
1366 1367 1368

  static void Sin(const ExecutionContext& ctx,
                  cnnlComputationPreference_t prefer,
1369 1370 1371 1372
                  const cnnlTensorDescriptor_t input_desc,
                  const void* input,
                  const cnnlTensorDescriptor_t output_desc,
                  void* output);
1373 1374 1375 1376 1377 1378 1379 1380 1381 1382

  static void TrigonForward(const ExecutionContext& ctx,
                            const cnnlTrigonDescriptor_t trigon_desc,
                            const cnnlTensorDescriptor_t input_desc,
                            const void* input,
                            const cnnlTensorDescriptor_t output_desc,
                            void* output);

  static void Exp(const ExecutionContext& ctx,
                  cnnlComputationPreference_t prefer,
1383 1384 1385 1386
                  const cnnlTensorDescriptor_t input_desc,
                  const void* input,
                  const cnnlTensorDescriptor_t output_desc,
                  void* output);
1387 1388

  static void Sign(const ExecutionContext& ctx,
1389 1390 1391 1392
                   const cnnlTensorDescriptor_t input_desc,
                   const void* input,
                   const cnnlTensorDescriptor_t output_desc,
                   void* output);
1393

1394 1395 1396 1397 1398 1399 1400 1401 1402
  static void IndexSelect(const ExecutionContext& ctx,
                          const int dim,
                          cnnlTensorDescriptor_t input_desc,
                          const void* input,
                          const cnnlTensorDescriptor_t index_desc,
                          const void* index,
                          const cnnlTensorDescriptor_t output_desc,
                          void* output);

1403 1404 1405
  static void IsFinite(const ExecutionContext& ctx,
                       const cnnlTensorDescriptor_t input_desc,
                       const void* input,
1406 1407
                       const cnnlTensorDescriptor_t output_desc,
                       void* output);
1408 1409 1410

  static void IsNanInf(const ExecutionContext& ctx,
                       const cnnlTensorDescriptor_t input_desc,
1411 1412
                       const void* input,
                       void* output);
1413 1414 1415

  static void Erf(const ExecutionContext& ctx,
                  cnnlComputationPreference_t prefer,
1416 1417 1418 1419
                  const cnnlTensorDescriptor_t input_desc,
                  const void* input,
                  const cnnlTensorDescriptor_t output_desc,
                  void* output);
1420 1421 1422

  static void Log1p(const ExecutionContext& ctx,
                    cnnlComputationPreference_t prefer,
1423 1424 1425 1426
                    const cnnlTensorDescriptor_t input_desc,
                    const void* input,
                    const cnnlTensorDescriptor_t output_desc,
                    void* output);
1427 1428 1429 1430 1431 1432 1433

  static void LogicalNot(const ExecutionContext& ctx,
                         const cnnlTensorDescriptor_t input_desc,
                         const void* input,
                         const cnnlTensorDescriptor_t output_desc,
                         void* output);

1434 1435 1436 1437 1438 1439 1440 1441 1442 1443 1444 1445 1446 1447 1448 1449 1450 1451 1452 1453 1454
  static void DynamicStitch(const ExecutionContext& ctx,
                            const cnnlTensorDescriptor_t* indices_desc,
                            const int** indices,
                            const cnnlTensorDescriptor_t* data_desc,
                            const void** data,
                            const int size,
                            int* indices_dims,
                            const cnnlTensorDescriptor_t output_desc,
                            void* output);

  static void CropAndResize(const ExecutionContext& ctx,
                            const std::string method_name,
                            const float extrapolation_value,
                            const cnnlTensorDescriptor_t image_desc,
                            const void* image,
                            const cnnlTensorDescriptor_t boxes_desc,
                            const void* boxes,
                            const cnnlTensorDescriptor_t box_index_desc,
                            const void* box_index,
                            const cnnlTensorDescriptor_t output_desc,
                            void* output);
1455 1456

  static void CropAndResizeBackwardImage(
1457 1458 1459 1460 1461 1462 1463 1464 1465 1466
      const ExecutionContext& ctx,
      const std::string method_name,
      const cnnlTensorDescriptor_t image_desc,
      const void* image,
      const cnnlTensorDescriptor_t boxes_desc,
      const void* boxes,
      const cnnlTensorDescriptor_t box_idx_desc,
      const void* box_idx,
      const cnnlTensorDescriptor_t grads_image_desc,
      void* grads_image);
1467 1468

  static void CropAndResizeBackwardBoxes(
1469 1470 1471 1472 1473 1474 1475 1476 1477 1478
      const ExecutionContext& ctx,
      const cnnlTensorDescriptor_t input_desc,
      const void* input,
      const cnnlTensorDescriptor_t image_desc,
      const void* image,
      const cnnlTensorDescriptor_t boxes_desc,
      const void* boxes,
      const cnnlTensorDescriptor_t box_idx_desc,
      const void* box_idx,
      const cnnlTensorDescriptor_t output_desc,
1479 1480
      void* output);

1481 1482 1483 1484 1485 1486 1487 1488 1489 1490 1491 1492 1493 1494 1495 1496 1497 1498 1499 1500 1501
  static void PoolingBackward(const ExecutionContext& ctx,
                              const cnnlPoolingDescriptor_t pooling_desc,
                              const void* alpha,
                              const cnnlTensorDescriptor_t y_desc,
                              const void* y,
                              const cnnlTensorDescriptor_t diff_y_desc,
                              const void* diff_y,
                              const cnnlTensorDescriptor_t x_desc,
                              const void* x,
                              const void* beta,
                              const cnnlTensorDescriptor_t diff_x_desc,
                              void* diff_x);

  static void AdaptivePoolingBackward(const ExecutionContext& ctx,
                                      const cnnlPoolingMode_t pool_mode,
                                      const cnnlTensorDescriptor_t y_desc,
                                      const void* y,
                                      const cnnlTensorDescriptor_t index_desc,
                                      const void* index,
                                      const cnnlTensorDescriptor_t diff_x_desc,
                                      void* diff_x);
1502

1503 1504
  static void PoolingIndex(const ExecutionContext& ctx,
                           const cnnlPoolingDescriptor_t pooling_desc,
1505 1506 1507 1508
                           const cnnlTensorDescriptor_t x_desc,
                           const void* x,
                           const cnnlTensorDescriptor_t y_desc,
                           void* y);
1509 1510 1511 1512 1513

  static void SpaceToBatch(const ExecutionContext& ctx,
                           const cnnlTensorDescriptor_t input_desc,
                           const void* input,
                           const cnnlTensorDescriptor_t output_desc,
1514 1515
                           void* output,
                           const int64_t block_shape[]);
1516 1517 1518 1519 1520

  static void SpaceToBatchNd(const ExecutionContext& ctx,
                             const cnnlTensorDescriptor_t input_desc,
                             const void* input,
                             cnnlSpaceBatchNdDescriptor_t param,
1521 1522
                             void* extra_device_input,
                             size_t extra_input_size,
1523 1524 1525
                             const cnnlTensorDescriptor_t output_desc,
                             void* output);

1526 1527 1528 1529 1530 1531 1532 1533
  static void Interp(const ExecutionContext& ctx,
                     const cnnlInterpMode_t mode,
                     const bool align_corners,
                     const bool half_pixel_centers,
                     const cnnlTensorDescriptor_t input_desc,
                     const void* input,
                     const cnnlTensorDescriptor_t output_desc,
                     void* output);
1534

1535 1536 1537 1538 1539 1540 1541 1542
  static void InterpBackward(const ExecutionContext& ctx,
                             const cnnlInterpBackwardMode_t mode,
                             const bool align_corners,
                             const bool half_pixel_centers,
                             const cnnlTensorDescriptor_t input_desc,
                             const void* input,
                             const cnnlTensorDescriptor_t output_desc,
                             void* output);
1543 1544

  static void QuantizeParam(const ExecutionContext& ctx,
1545 1546
                            const cnnlQuantizeMode_t mode,
                            const int bitwidth,
1547
                            const cnnlTensorDescriptor_t input_desc,
1548 1549 1550
                            const void* input,
                            void* position,
                            void* scale,
1551 1552
                            void* offset);

1553 1554 1555 1556 1557 1558 1559 1560 1561 1562 1563 1564 1565 1566 1567 1568 1569 1570 1571 1572 1573 1574 1575 1576 1577 1578 1579 1580 1581 1582 1583 1584 1585 1586 1587 1588 1589 1590 1591 1592 1593 1594 1595 1596 1597 1598 1599 1600 1601 1602 1603 1604 1605 1606 1607 1608 1609 1610 1611 1612 1613 1614 1615 1616 1617 1618 1619 1620 1621 1622 1623 1624 1625 1626 1627 1628 1629 1630 1631 1632 1633 1634 1635 1636 1637 1638 1639 1640 1641 1642
  static void QuantizeMatMul(const ExecutionContext& ctx,
                             const bool transpose_a,
                             const bool transpose_b,
                             const cnnlTensorDescriptor_t a_desc,
                             const void* a,
                             const void* a_position,
                             const void* a_scale,
                             const void* a_offset,
                             const cnnlTensorDescriptor_t b_desc,
                             const void* b,
                             const void* b_position,
                             const void* b_scale,
                             const void* b_offset,
                             const cnnlDataType_t quant_type,
                             const cnnlDataType_t data_type,
                             const cnnlTensorDescriptor_t output_desc,
                             void* output);

  static void QuantizeBatchMatMul(const ExecutionContext& ctx,
                                  const bool adj_x,
                                  const bool adj_y,
                                  const cnnlTensorDescriptor_t a_desc,
                                  const void* a,
                                  const void* a_position,
                                  const void* a_scale,
                                  const void* a_offset,
                                  const cnnlTensorDescriptor_t b_desc,
                                  const void* b,
                                  const void* b_position,
                                  const void* b_scale,
                                  const void* b_offset,
                                  const cnnlDataType_t quant_type,
                                  const cnnlDataType_t data_type,
                                  const cnnlTensorDescriptor_t output_desc,
                                  void* output);

  static void QuantizeBatchMatMulBCast(const ExecutionContext& ctx,
                                       const bool adj_x,
                                       const bool adj_y,
                                       const cnnlTensorDescriptor_t a_desc,
                                       const void* a,
                                       const void* a_position,
                                       const void* a_scale,
                                       const void* a_offset,
                                       const cnnlTensorDescriptor_t b_desc,
                                       const void* b,
                                       const void* b_position,
                                       const void* b_scale,
                                       const void* b_offset,
                                       const cnnlDataType_t quant_type,
                                       const cnnlDataType_t data_type,
                                       const cnnlTensorDescriptor_t output_desc,
                                       void* output);

  static void FusedBatchNorm(const ExecutionContext& ctx,
                             const bool is_training,
                             const cnnlTensorDescriptor_t x_desc,
                             const void* x,
                             const cnnlTensorDescriptor_t scale_desc,
                             const void* scale,
                             const void* offset,
                             const void* estimated_mean,
                             const void* estimated_variance,
                             float epsilon,
                             float momentum,
                             const cnnlTensorDescriptor_t output_desc,
                             void* output,
                             void* batch_mean,
                             void* batch_var,
                             void* saved_mean,
                             void* saved_var);

  static void FusedBatchNormGrad(const ExecutionContext& ctx,
                                 const bool is_training,
                                 const cnnlTensorDescriptor_t y_backprop_desc,
                                 const void* y_backprop,
                                 const cnnlTensorDescriptor_t x_desc,
                                 const void* x,
                                 const cnnlTensorDescriptor_t scale_desc,
                                 const void* scale,
                                 const void* saved_mean,
                                 const void* saved_var,
                                 float epsilon,
                                 const cnnlTensorDescriptor_t x_backprop_desc,
                                 void* x_backprop,
                                 void* scale_backprop,
                                 void* offset_backprop);

  static void LayerNormForward(const ExecutionContext& ctx,
                               int axis,
1643 1644 1645
                               const cnnlTensorDescriptor_t x_desc,
                               const void* x,
                               const cnnlTensorDescriptor_t weight_bias_desc,
1646 1647 1648 1649 1650
                               const void* weight,
                               const void* bias,
                               float eps,
                               const cnnlTensorDescriptor_t y_desc,
                               void* y,
1651
                               const cnnlTensorDescriptor_t mean_rstd_desc,
1652 1653 1654 1655 1656 1657 1658 1659 1660 1661 1662 1663 1664 1665 1666 1667 1668 1669
                               void* saved_mean,
                               void* saved_rstd);

  static void LayerNormBackward(const ExecutionContext& ctx,
                                int axis,
                                const cnnlTensorDescriptor_t x_desc,
                                const void* x,
                                const cnnlTensorDescriptor_t diff_z_desc,
                                const void* diff_z,
                                const cnnlTensorDescriptor_t weight_bias_desc,
                                const void* weight,
                                const cnnlTensorDescriptor_t mean_rstd_desc,
                                const void* saved_mean,
                                const void* saved_rstd,
                                const cnnlTensorDescriptor_t diff_x_desc,
                                void* diff_x,
                                void* diff_weight,
                                void* diff_bias);
1670

1671
  static void Transpose(const ExecutionContext& ctx,
1672 1673
                        const std::vector<int> perm,
                        const int input_dim,
1674 1675
                        const cnnlTensorDescriptor_t input_desc,
                        const void* input,
1676 1677
                        const cnnlTensorDescriptor_t output_desc,
                        void* output);
1678

1679 1680
  static void TrilTriu(const ExecutionContext& ctx,
                       const int diagonal_k,
1681 1682 1683
                       const bool tri_up_mode,
                       const cnnlTensorDescriptor_t input_desc,
                       const void* input,
1684 1685
                       const cnnlTensorDescriptor_t output_desc,
                       void* output);
1686

1687 1688
  static void MatrixBandPart(const ExecutionContext& ctx,
                             const cnnlTensorDescriptor_t data_desc,
1689 1690 1691 1692
                             const void* input,
                             const int num_lower,
                             const int num_upper,
                             void* output);
1693 1694

  static void NumTrue(const ExecutionContext& ctx,
1695 1696 1697 1698
                      const cnnlTensorDescriptor_t x_desc,
                      const void* x,
                      Tensor index,
                      uint32_t* num_true);
1699 1700

  static void Where(const ExecutionContext& ctx,
1701 1702
                    const cnnlTensorDescriptor_t x_desc,
                    const void* x,
1703 1704 1705
                    const cnnlTensorDescriptor_t num_true_desc,
                    const void* num_true,
                    const bool as_tuple,
1706
                    const cnnlTensorDescriptor_t y_desc,
1707
                    void* y);
1708 1709 1710
  static void Conv2D(const ExecutionContext& ctx,
                     const cnnlConvolutionDescriptor_t conv_desc,
                     const cnnlDataType_t tensor_dtype,
1711 1712 1713 1714 1715 1716
                     const cnnlDataType_t dt_onchip,
                     const void* input_position,
                     const void* input_scale,
                     const void* input_offset,
                     const void* filter_position,
                     const void* filter_scale,
1717
                     const void* filter_offset,
1718 1719
                     const cnnlTensorDescriptor_t input_desc,
                     const void* input,
1720
                     const cnnlTensorDescriptor_t filter_desc,
1721 1722 1723 1724
                     const void* filter,
                     const cnnlTensorDescriptor_t bias_desc,
                     const void* bias,
                     const cnnlTensorDescriptor_t output_desc,
1725 1726
                     void* output);

1727 1728 1729 1730 1731 1732 1733 1734
  static void ConvBackpropInput(const ExecutionContext& ctx,
                                const cnnlConvolutionDescriptor_t conv_desc,
                                const cnnlTensorDescriptor_t filter_desc,
                                const void* filter,
                                const cnnlTensorDescriptor_t out_backprop_desc,
                                const void* out_backprop,
                                const cnnlTensorDescriptor_t in_backprop_desc,
                                void* in_backprop);
1735 1736

  static void QuantizeConvBackpropInput(
1737 1738 1739 1740 1741 1742 1743 1744 1745 1746 1747 1748 1749 1750 1751 1752
      const ExecutionContext& ctx,
      const cnnlConvolutionDescriptor_t conv_desc,
      const cnnlDataType_t tensor_dtype,
      const cnnlDataType_t dt_onchip,
      const void* filter_position,
      const void* filter_scale,
      const void* filter_offset,
      const void* out_backprop_position,
      const void* out_backprop_scale,
      const void* out_backprop_offset,
      const cnnlTensorDescriptor_t input_desc,
      const void* filter,
      const cnnlTensorDescriptor_t out_backprop_desc,
      const void* out_backprop,
      const cnnlTensorDescriptor_t in_backprop_desc,
      void* in_backprop);
1753 1754

  static void ConvBackpropFilter(
1755 1756 1757 1758 1759 1760 1761 1762
      const ExecutionContext& ctx,
      const cnnlConvolutionDescriptor_t conv_desc,
      const cnnlTensorDescriptor_t input_desc,
      const void* input,
      const cnnlTensorDescriptor_t out_backprop_desc,
      const void* out_backprop,
      const cnnlTensorDescriptor_t filter_backprop_desc,
      void* filter_backprop);
1763 1764

  static void QuantizeConvBackpropFilter(
1765 1766 1767 1768 1769 1770 1771 1772 1773 1774 1775 1776 1777 1778 1779 1780 1781 1782 1783 1784 1785 1786 1787 1788 1789 1790 1791 1792 1793 1794 1795 1796 1797 1798 1799 1800 1801 1802 1803 1804 1805 1806 1807 1808 1809 1810 1811 1812 1813 1814 1815 1816 1817 1818 1819 1820 1821 1822 1823 1824 1825 1826 1827 1828 1829
      const ExecutionContext& ctx,
      const cnnlConvolutionDescriptor_t conv_desc,
      const cnnlDataType_t tensor_dtype,
      const cnnlDataType_t dt_onchip,
      const void* input_position,
      const void* input_scale,
      const void* input_offset,
      const void* out_backprop_position,
      const void* out_backprop_scale,
      const void* out_backprop_offset,
      const cnnlTensorDescriptor_t input_desc,
      const void* input,
      const cnnlTensorDescriptor_t out_backprop_desc,
      const void* out_backprop,
      const cnnlTensorDescriptor_t filter_backprop_desc,
      void* filter_backprop);

  static void DCNForward(const ExecutionContext& ctx,
                         const cnnlDCNDescriptor_t dcn_desc,
                         const cnnlTensorDescriptor_t input_desc,
                         const void* input,
                         const cnnlTensorDescriptor_t offset_desc,
                         const void* offset,
                         const cnnlTensorDescriptor_t mask_desc,
                         const void* mask,
                         const cnnlTensorDescriptor_t weight_desc,
                         const void* weight,
                         const cnnlTensorDescriptor_t bias_desc,
                         const void* bias,
                         const cnnlTensorDescriptor_t output_desc,
                         void* output);

  static void DCNBackwardData(const ExecutionContext& ctx,
                              const cnnlDCNDescriptor_t dcn_desc,
                              const cnnlTensorDescriptor_t input_desc,
                              const void* input,
                              const cnnlTensorDescriptor_t offset_desc,
                              const void* offset,
                              const cnnlTensorDescriptor_t mask_desc,
                              const void* mask,
                              const cnnlTensorDescriptor_t weight_desc,
                              const void* weight,
                              const cnnlTensorDescriptor_t grad_output_desc,
                              const void* grad_output,
                              const cnnlTensorDescriptor_t grad_input_desc,
                              void* grad_input,
                              const cnnlTensorDescriptor_t grad_offset_desc,
                              void* grad_offset,
                              const cnnlTensorDescriptor_t grad_mask_desc,
                              void* grad_mask);

  static void DCNBackwardWeight(const ExecutionContext& ctx,
                                const cnnlDCNDescriptor_t dcn_desc,
                                const cnnlTensorDescriptor_t input_desc,
                                const void* input,
                                const cnnlTensorDescriptor_t offset_desc,
                                const void* offset,
                                const cnnlTensorDescriptor_t mask_desc,
                                const void* mask,
                                const cnnlTensorDescriptor_t grad_output_desc,
                                const void* grad_output,
                                const cnnlTensorDescriptor_t grad_weight_desc,
                                void* grad_weight,
                                const cnnlTensorDescriptor_t grad_bias_desc,
                                void* grad_bias);
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  static void InTopK(const ExecutionContext& ctx,
                     const cnnlTensorDescriptor_t predictions_desc,
                     const void* predictions,
                     const cnnlTensorDescriptor_t targets_desc,
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                     const void* targets,
                     const cnnlTensorDescriptor_t k_desc,
                     const void* k,
                     const int k_int,
                     const cnnlTensorDescriptor_t output_desc,
                     void* output);
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  static void ScatterNd(const ExecutionContext& ctx,
                        cnnlScatterNdMode_t mode,
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                        const cnnlTensorDescriptor_t indices_desc,
                        const void* indices,
                        const cnnlTensorDescriptor_t updates_desc,
                        const void* updates,
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                        const cnnlTensorDescriptor_t input_desc,
                        const void* input,
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                        const cnnlTensorDescriptor_t output_desc,
                        void* output);
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  static void BitWise(const ExecutionContext& ctx,
                      const cnnlBitComputeOp_t optype,
                      const cnnlTensorDescriptor_t input1_desc,
                      const void* input1,
                      const cnnlTensorDescriptor_t input2_desc,
                      const void* input2,
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                      const cnnlTensorDescriptor_t output_desc,
                      void* output);
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  static void QR(const ExecutionContext& ctx,
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                 const cnnlTensorDescriptor_t a_desc,
                 const void* a,
                 const cnnlTensorDescriptor_t q_desc,
                 void* q,
                 const cnnlTensorDescriptor_t r_desc,
                 void* r,
                 const bool some);
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  static void Reciprocal(const ExecutionContext& ctx,
                         const cnnlTensorDescriptor_t input_desc,
                         const void* input,
                         const cnnlTensorDescriptor_t output_desc,
                         void* output);
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  static void BceLoss(const ExecutionContext& ctx,
                      const cnnlBceLossReduction_t reduction,
                      const cnnlTensorDescriptor_t input_desc,
                      const void* input,
                      const cnnlTensorDescriptor_t target_desc,
                      const void* target,
                      const cnnlTensorDescriptor_t weight_desc,
                      const void* weight,
                      const cnnlTensorDescriptor_t output_desc,
                      void* output);

  static void BceLossBackward(const ExecutionContext& ctx,
                              const cnnlBceLossReduction_t reduction,
                              const cnnlTensorDescriptor_t grad_desc,
                              const void* grad,
                              const cnnlTensorDescriptor_t input_desc,
                              const void* input,
                              const cnnlTensorDescriptor_t target_desc,
                              const void* target,
                              const cnnlTensorDescriptor_t weight_desc,
                              const void* weight,
                              const cnnlTensorDescriptor_t output_desc,
                              void* output);

  static void EmbeddingForward(const ExecutionContext& ctx,
                               const int padding_idx,
                               const cnnlTensorDescriptor_t weight_desc,
                               const void* weight,
                               const cnnlTensorDescriptor_t indices_desc,
                               const int* indices,
                               const cnnlTensorDescriptor_t output_desc,
                               void* output);

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  static void RNNForward(const ExecutionContext& ctx,
                         const cnnlRNNDescriptor_t rnn_desc,
                         const int dev_seq_lengths[],
                         const void* weight_param_ptr,
                         size_t weightspace_size,
                         const cnnlSeqDataDescriptor_t x_desc,
                         const void* x,
                         const cnnlSeqDataDescriptor_t y_desc,
                         void* y,
                         const cnnlTensorDescriptor_t h_desc,
                         const void* hx,
                         void* hy,
                         const cnnlTensorDescriptor_t c_desc,
                         const void* cx,
                         void* cy,
                         void* reservespace_ptr);

  static void Mask(const ExecutionContext& ctx,
                   cnnlMaskedOp_t masked_mode,
                   const cnnlTensorDescriptor_t input_desc,
                   const void* input,
                   const cnnlTensorDescriptor_t masked_desc,
                   const void* masked,
                   const cnnlTensorDescriptor_t value_desc,
                   const void* value,
                   const cnnlTensorDescriptor_t output_desc,
                   void* output,
                   uint32_t* number);

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  static void Transform(const ExecutionContext& ctx,
                        const void* alpha,
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                        const void* beta,
                        const cnnlTensorDescriptor_t input_desc,
                        const void* input,
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                        const cnnlTensorDescriptor_t output_desc,
                        void* output);

  static void EmbeddingBackward(const ExecutionContext& ctx,
                                int padding_idx,
                                bool scale_grad_by_freq,
                                const cnnlTensorDescriptor_t indices_desc,
                                const void* indices,
                                const cnnlTensorDescriptor_t diff_desc,
                                const void* diff,
                                const cnnlTensorDescriptor_t output_desc,
                                void* output);

  static void BceWithLogits(const ExecutionContext& ctx,
                            cnnlBceWithLogitsReduction_t reduction,
                            const cnnlTensorDescriptor_t input_desc,
                            const void* input,
                            const cnnlTensorDescriptor_t target_desc,
                            const void* target,
                            const cnnlTensorDescriptor_t weight_desc,
                            const void* weight,
                            const cnnlTensorDescriptor_t pos_weight_desc,
                            const void* pos_weight,
                            const cnnlTensorDescriptor_t output_desc,
                            void* output);
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  static void BceWithLogitsBackward(
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      const ExecutionContext& ctx,
      cnnlBceWithLogitsReduction_t reduction,
      const cnnlTensorDescriptor_t grad_desc,
      const void* grad,
      const cnnlTensorDescriptor_t input_desc,
      const void* input,
      const cnnlTensorDescriptor_t target_desc,
      const void* target,
      const cnnlTensorDescriptor_t weight_desc,
      const void* weight,
      const cnnlTensorDescriptor_t pos_weight_desc,
      const void* pos_weight,
      const cnnlTensorDescriptor_t diff_input_desc,
      void* diff_input);
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  static void RoiAlign(const ExecutionContext& ctx,
                       const int pooled_height,
                       const int pooled_width,
                       const int sampling_ratio,
                       const float spatial_scale,
                       const bool aligned,
                       const cnnlTensorDescriptor_t input_desc,
                       const void* input,
                       const cnnlTensorDescriptor_t boxes_desc,
                       const void* boxes,
                       const cnnlTensorDescriptor_t output_desc,
                       void* output);

  static void RoiAlignBackward(const ExecutionContext& ctx,
                               const int sampling_ratio,
                               const float spatial_scale,
                               const bool aligned,
                               const cnnlTensorDescriptor_t grads_desc,
                               const void* grads,
                               const cnnlTensorDescriptor_t boxes_desc,
                               const void* boxes,
                               const cnnlTensorDescriptor_t grads_image_desc,
                               void* grads_image);
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};

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template <typename T>
inline void TransposeFromMLUTensor(const ExecutionContext& ctx,
                                   const std::vector<int> perm,
                                   const Tensor* transformed_input,
                                   Tensor* transformed_output,
                                   bool need_reshape_or_alloc) {
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  const int dim_size = perm.size();
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  if (need_reshape_or_alloc) {
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    std::vector<int> output_shape;
    auto input_dims = transformed_input->dims();
    for (int i = 0; i < dim_size; ++i) {
      output_shape.push_back(input_dims[perm[i]]);
    }
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    transformed_output->mutable_data<T>(
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        framework::DDim(output_shape.data(), dim_size), ctx.GetPlace());
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  }
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  MLUCnnlTensorDesc trans_in_desc(
      *transformed_input, CNNL_LAYOUT_ARRAY, ToCnnlDataType<T>());
  MLUCnnlTensorDesc trans_out_desc(
      *transformed_output, CNNL_LAYOUT_ARRAY, ToCnnlDataType<T>());

  MLUCnnl::Transpose(ctx,
                     perm,
                     dim_size,
                     trans_in_desc.get(),
                     GetBasePtr(transformed_input),
                     trans_out_desc.get(),
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                     GetBasePtr(transformed_output));
}

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template <typename T>
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inline void FillMLUTensorWithHostValue(const ExecutionContext& ctx,
                                       T value,
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                                       Tensor* out) {
  MLUCnnlTensorDesc out_desc(*out);
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  MLUCnnl::Fill(
      ctx, CNNL_POINTER_MODE_HOST, &value, out_desc.get(), GetBasePtr(out));
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}

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}  // namespace operators
}  // namespace paddle