From 3d8b90e8ae86cbe9c9a825807cbb7a9a0c9aa326 Mon Sep 17 00:00:00 2001
From: cjh9368 <chengjiahui@huawei.com>
Date: Tue, 10 Nov 2020 17:15:40 +0800
Subject: [PATCH] rewrite caffe parsers

---
 .../lite/tools/anf_exporter/anf_exporter.cc   |  10 +-
 .../tools/converter/graphdef_transform.cc     |  14 +-
 .../graph/batchnorm_convert_scale_pass.cc     |  25 +-
 .../graph/batchnorm_convert_scale_pass.h      |   4 +
 .../parser/caffe/caffe_argmax_parser.cc       |  26 +-
 .../parser/caffe/caffe_argmax_parser.h        |   5 +-
 .../parser/caffe/caffe_batchnorm_parser.cc    |  63 +-
 .../parser/caffe/caffe_batchnorm_parser.h     |   4 +-
 .../parser/caffe/caffe_concat_parser.cc       |  30 +-
 .../parser/caffe/caffe_concat_parser.h        |   9 +-
 .../converter/parser/caffe/caffe_converter.cc |   7 +-
 .../converter/parser/caffe/caffe_converter.h  |   1 -
 .../parser/caffe/caffe_convolution_parser.cc  |  55 +-
 .../parser/caffe/caffe_convolution_parser.h   |   5 +-
 .../parser/caffe/caffe_crop_parser.cc         |  30 +-
 .../parser/caffe/caffe_crop_parser.h          |   3 +-
 .../caffe/caffe_deconvolution_parser.cc       |  55 +-
 .../parser/caffe/caffe_deconvolution_parser.h |   5 +-
 .../parser/caffe/caffe_eltwise_parser.cc      |  36 +-
 .../parser/caffe/caffe_eltwise_parser.h       |   3 +-
 .../parser/caffe/caffe_elu_parser.cc          |  26 +-
 .../converter/parser/caffe/caffe_elu_parser.h |   3 +-
 .../parser/caffe/caffe_exp_parser.cc          |  25 +-
 .../converter/parser/caffe/caffe_exp_parser.h |   3 +-
 .../parser/caffe/caffe_flatten_parser.cc      |  26 +-
 .../parser/caffe/caffe_flatten_parser.h       |   3 +-
 .../parser/caffe/caffe_innerproduct_parser.cc |  56 +-
 .../parser/caffe/caffe_innerproduct_parser.h  |   3 +-
 .../converter/parser/caffe/caffe_inspector.cc |   8 +-
 .../converter/parser/caffe/caffe_inspector.h  |   4 +-
 .../parser/caffe/caffe_interp_parser.cc       |  30 +-
 .../parser/caffe/caffe_interp_parser.h        |   3 +-
 .../parser/caffe/caffe_model_parser.cc        | 554 +++++++++++-------
 .../parser/caffe/caffe_model_parser.h         |  43 +-
 .../parser/caffe/caffe_node_parser.h          |   8 +-
 .../parser/caffe/caffe_permute_parser.cc      |  26 +-
 .../parser/caffe/caffe_permute_parser.h       |   3 +-
 .../parser/caffe/caffe_pooling_parser.cc      | 110 ++--
 .../parser/caffe/caffe_pooling_parser.h       |   3 +-
 .../parser/caffe/caffe_power_parser.cc        |  25 +-
 .../parser/caffe/caffe_power_parser.h         |   3 +-
 .../parser/caffe/caffe_prelu_parser.cc        |  41 +-
 .../parser/caffe/caffe_prelu_parser.h         |   3 +-
 .../parser/caffe/caffe_reduce_parser.cc       |  63 +-
 .../parser/caffe/caffe_reduce_parser.h        |   3 +-
 .../parser/caffe/caffe_relu6_parser.cc        |  26 +-
 .../parser/caffe/caffe_relu6_parser.h         |   3 +-
 .../parser/caffe/caffe_relu_parser.cc         |  26 +-
 .../parser/caffe/caffe_relu_parser.h          |   3 +-
 .../parser/caffe/caffe_reshape_parser.cc      |  28 +-
 .../parser/caffe/caffe_reshape_parser.h       |   3 +-
 .../parser/caffe/caffe_scale_parser.cc        |  62 +-
 .../parser/caffe/caffe_scale_parser.h         |   3 +-
 .../parser/caffe/caffe_sigmoid_parser.cc      |  26 +-
 .../parser/caffe/caffe_sigmoid_parser.h       |   3 +-
 .../parser/caffe/caffe_slice_parser.cc        |  26 +-
 .../parser/caffe/caffe_slice_parser.h         |   3 +-
 .../parser/caffe/caffe_softmax_parser.cc      |  26 +-
 .../parser/caffe/caffe_softmax_parser.h       |   3 +-
 .../parser/caffe/caffe_tanh_parser.cc         |  26 +-
 .../parser/caffe/caffe_tanh_parser.h          |   3 +-
 .../parser/caffe/caffe_tile_parser.cc         |  25 +-
 .../parser/caffe/caffe_tile_parser.h          |   3 +-
 .../parser/tflite/tflite_model_parser.cc      |   2 +-
 .../tools/optimizer/fusion/conv_bn_fusion.cc  |  40 +-
 65 files changed, 751 insertions(+), 1054 deletions(-)

diff --git a/mindspore/lite/tools/anf_exporter/anf_exporter.cc b/mindspore/lite/tools/anf_exporter/anf_exporter.cc
index 48de5d5a44..e182fbbe9d 100644
--- a/mindspore/lite/tools/anf_exporter/anf_exporter.cc
+++ b/mindspore/lite/tools/anf_exporter/anf_exporter.cc
@@ -385,9 +385,14 @@ int AnfExporter::ConvertInputParameter(const std::shared_ptr<AnfNode> &input_ano
   if (paramValue != nullptr) {
     paramTensor->data.resize(paramValue->tensor_size());
     paramTensor->format = schema::Format(paramValue->format());
-    memcpy(paramTensor->data.data(), paramValue->tensor_addr(), paramValue->tensor_size());
+    if (EOK != memcpy_s(paramTensor->data.data(), paramTensor->data.size(), paramValue->tensor_addr(),
+                        paramValue->tensor_size())) {
+      MS_LOG(ERROR) << "memcpy_s failed.";
+      return RET_ERROR;
+    }
   }
 
+  paramTensor->name = input_name;
   node_id_map_[input_name] = meta_graphT->allTensors.size();
   output_cnode->inputIndex.emplace_back(meta_graphT->allTensors.size());
   meta_graphT->allTensors.emplace_back(std::move(paramTensor));
@@ -572,9 +577,11 @@ void AnfExporter::SetOpOutputNode(const CNodePtr &cnode, const std::unique_ptr<s
 #else
       if (tuple->size() == 1) {
         node_id_map_[cnode_name] = meta_graphT->allTensors.size();
+        msTensor->name = cnode_name;
       } else {
         std::string name = cnode_name + "_o:" + std::to_string(i);
         node_id_map_[name] = meta_graphT->allTensors.size();
+        msTensor->name = name;
       }
       meta_graphT->allTensors.emplace_back(msTensor);
       if (IsPrimitiveCNode(cnode, schema::PrimitiveType_Conv2D) ||
@@ -592,6 +599,7 @@ void AnfExporter::SetOpOutputNode(const CNodePtr &cnode, const std::unique_ptr<s
     }
     ms_tensor->nodeType = schema::NodeType_CNode;
     ms_tensor->dataType = TypeId::kNumberTypeFloat32;
+    ms_tensor->name = cnode_name;
     fb_node->outputIndex.emplace_back(meta_graphT->allTensors.size());
     node_id_map_[cnode_name] = meta_graphT->allTensors.size();
     meta_graphT->allTensors.emplace_back(ms_tensor);
diff --git a/mindspore/lite/tools/converter/graphdef_transform.cc b/mindspore/lite/tools/converter/graphdef_transform.cc
index ee2349d090..6ed31418b1 100644
--- a/mindspore/lite/tools/converter/graphdef_transform.cc
+++ b/mindspore/lite/tools/converter/graphdef_transform.cc
@@ -51,7 +51,7 @@ int GraphDefTransform::Transform(const converter::Flags &ctx) {
   {
     Optimizer unusedOpRemoveOptimizer;
     unusedOpRemoveOptimizer.AddPass(new UnusedNodeRemovePass());
-    if (ctx.trainModel == false) {
+    if (!ctx.trainModel) {
       unusedOpRemoveOptimizer.AddPass(new DropoutNodeRemovePass());
     }
     unusedOpRemoveOptimizer.AddPass(new IsolatedNodeRemovePass());
@@ -87,8 +87,14 @@ int GraphDefTransform::Transform(const converter::Flags &ctx) {
   // postconvert pass
   {
     Optimizer fusionOptimizer;
-    if (ctx.trainModel == false) {
-      fusionOptimizer.AddPass(new (std::nothrow) BatchNormConvertScalePass());
+    if (!ctx.trainModel) {
+      auto batch_norm_scale_pass = new (std::nothrow) BatchNormConvertScalePass();
+      if (batch_norm_scale_pass == nullptr) {
+        MS_LOG(ERROR) << "new batch_norm_scale_pass failed.";
+        return RET_ERROR;
+      }
+      batch_norm_scale_pass->SetFmk(ctx.fmk);
+      fusionOptimizer.AddPass(batch_norm_scale_pass);
     }
     fusionOptimizer.AddPass(new (std::nothrow) IsolatedNodeRemovePass());
     status = fusionOptimizer.Run(graphDefT);
@@ -116,7 +122,7 @@ int GraphDefTransform::Transform(const converter::Flags &ctx) {
     formatTransOptimizer.AddPass(new (std::nothrow) TransOpInsertPass());
     formatTransOptimizer.AddPass(new (std::nothrow) FormatTransFusionPass());
     formatTransOptimizer.AddPass(new (std::nothrow) IsolatedNodeRemovePass());
-    if (ctx.trainModel == false && ctx.fmk != converter::FmkType_ONNX) {
+    if (!ctx.trainModel && ctx.fmk != converter::FmkType_ONNX) {
       formatTransOptimizer.AddPass(new (std::nothrow) GlobalFormatTransformPass());
       formatTransOptimizer.AddPass(new (std::nothrow) IsolatedNodeRemovePass());
     }
diff --git a/mindspore/lite/tools/converter/legacy_optimizer/graph/batchnorm_convert_scale_pass.cc b/mindspore/lite/tools/converter/legacy_optimizer/graph/batchnorm_convert_scale_pass.cc
index 4b689f354e..34296e4ef6 100644
--- a/mindspore/lite/tools/converter/legacy_optimizer/graph/batchnorm_convert_scale_pass.cc
+++ b/mindspore/lite/tools/converter/legacy_optimizer/graph/batchnorm_convert_scale_pass.cc
@@ -19,6 +19,7 @@
 #include <string>
 #include <utility>
 #include <vector>
+#include "tools/converter/converter_flags.h"
 #include "third_party/securec/include/securec.h"
 #include "src/common/log_adapter.h"
 #include "tools/common/tensor_util.h"
@@ -27,10 +28,9 @@
 
 namespace mindspore {
 namespace lite {
-#define CAFFE_BATCHNORM_OP_WEIGHT_NUM 2
-#define TF_BATCHNORM_OP_WEIGHT_NUM 4
 #define CAFFE_BATCHNORM_MEAN_INDEX 0
 #define CAFFE_BATCHNORM_VARIANCE_INDEX 1
+#define CAFFE_BATCHNORM_SCALE_INDEX 2
 #define TF_BATCHNORM_SCALE_INDEX 0
 #define TF_BATCHNORM_BIAS_INDEX 1
 #define TF_BATCHNORM_MEAN_INDEX 2
@@ -237,18 +237,27 @@ STATUS BatchNormConvertScalePass::GetBnWeightTensors(MetaGraphT *graph, BNWeight
   MS_ASSERT(graph->allTensors.size() > bnNode->inputIndex.at(1));
   auto bnWeightTensorIdxes = bnNode->inputIndex;
   bnWeightTensorIdxes.erase(bnWeightTensorIdxes.begin());
-  if (bnWeightTensorIdxes.size() == CAFFE_BATCHNORM_OP_WEIGHT_NUM) {
+  if (fmkType == converter::FmkType_CAFFE) {
     bnWeightTensors->meanTensor = graph->allTensors.at(bnWeightTensorIdxes[CAFFE_BATCHNORM_MEAN_INDEX]).get();
     bnWeightTensors->varianceTensor = graph->allTensors.at(bnWeightTensorIdxes[CAFFE_BATCHNORM_VARIANCE_INDEX]).get();
-  } else if (bnWeightTensorIdxes.size() == TF_BATCHNORM_OP_WEIGHT_NUM) {
+    auto scaleTensor = graph->allTensors.at(bnWeightTensorIdxes[CAFFE_BATCHNORM_SCALE_INDEX]).get();
+
+    // calibrate mean and variance
+    float scale_factor_data = (reinterpret_cast<float *>(scaleTensor->data.data()))[0];
+    float scale_factor = scale_factor_data == 0 ? 0 : 1 / scale_factor_data;
+    auto mean_data = reinterpret_cast<float *>(bnWeightTensors->meanTensor->data.data());
+    auto variance_data = reinterpret_cast<float *>(bnWeightTensors->varianceTensor->data.data());
+    for (size_t i = 0; i < GetShapeSize(*bnWeightTensors->meanTensor); i++) {
+      mean_data[i] *= scale_factor;
+    }
+    for (size_t i = 0; i < GetShapeSize(*bnWeightTensors->varianceTensor); i++) {
+      variance_data[i] *= scale_factor;
+    }
+  } else {
     bnWeightTensors->scaleTensor = graph->allTensors.at(bnWeightTensorIdxes[TF_BATCHNORM_SCALE_INDEX]).get();
     bnWeightTensors->biasTensor = graph->allTensors.at(bnWeightTensorIdxes[TF_BATCHNORM_BIAS_INDEX]).get();
     bnWeightTensors->meanTensor = graph->allTensors.at(bnWeightTensorIdxes[TF_BATCHNORM_MEAN_INDEX]).get();
     bnWeightTensors->varianceTensor = graph->allTensors.at(bnWeightTensorIdxes[TF_BATCHNORM_VARIANCE_INDEX]).get();
-  } else {
-    MS_LOG(ERROR) << "BatchNorm should has 2 or 4 weight tensors, current number of weight tensors: "
-                  << bnWeightTensorIdxes.size();
-    return RET_ERROR;
   }
 
   if (bnWeightTensors->meanTensor == nullptr) {
diff --git a/mindspore/lite/tools/converter/legacy_optimizer/graph/batchnorm_convert_scale_pass.h b/mindspore/lite/tools/converter/legacy_optimizer/graph/batchnorm_convert_scale_pass.h
index b7a9eedee7..e9dab257a2 100644
--- a/mindspore/lite/tools/converter/legacy_optimizer/graph/batchnorm_convert_scale_pass.h
+++ b/mindspore/lite/tools/converter/legacy_optimizer/graph/batchnorm_convert_scale_pass.h
@@ -23,6 +23,7 @@
 #include <utility>
 #include "tools/common/graph_util.h"
 #include "tools/converter/optimizer.h"
+#include "tools/converter/converter_flags.h"
 
 using mindspore::schema::TensorT;
 namespace mindspore {
@@ -41,6 +42,8 @@ class BatchNormConvertScalePass : public GraphPass {
 
   STATUS Run(MetaGraphT *graph) override;
 
+  void SetFmk(converter::FmkType fmk) { this->fmkType = fmk; }
+
  protected:
   STATUS GetTransParam(MetaGraphT *graph, const std::unique_ptr<CNodeT> &bnNode);
 
@@ -60,6 +63,7 @@ class BatchNormConvertScalePass : public GraphPass {
   float *transBias = nullptr;
   std::unique_ptr<TensorT> newScaleWeightTensor = nullptr;
   std::unique_ptr<TensorT> newScaleBiasTensor = nullptr;
+  converter::FmkType fmkType = converter::FmkType_TF;
 };
 }  // namespace lite
 }  // namespace mindspore
diff --git a/mindspore/lite/tools/converter/parser/caffe/caffe_argmax_parser.cc b/mindspore/lite/tools/converter/parser/caffe/caffe_argmax_parser.cc
index a2716ba53d..b5b9501700 100644
--- a/mindspore/lite/tools/converter/parser/caffe/caffe_argmax_parser.cc
+++ b/mindspore/lite/tools/converter/parser/caffe/caffe_argmax_parser.cc
@@ -19,23 +19,12 @@
 
 namespace mindspore {
 namespace lite {
-STATUS CaffeArgMaxParser::Parse(const caffe::LayerParameter &proto, const caffe::LayerParameter &weight,
-                                schema::CNodeT *op, std::vector<schema::TensorT *> *weightVec) {
-  MS_LOG(DEBUG) << "parse CaffeArgMaxParser";
-  if (op == nullptr) {
-    MS_LOG(ERROR) << "op is null";
-    return RET_NULL_PTR;
-  }
-  op->primitive = std::make_unique<schema::PrimitiveT>();
-  if (op->primitive == nullptr) {
-    MS_LOG(ERROR) << "op->primitive is null";
-    return RET_NULL_PTR;
-  }
-
+lite::PrimitiveC *CaffeArgMaxParser::ParseLitePrimitive(const caffe::LayerParameter &proto,
+                                                        const caffe::LayerParameter &weight) {
   std::unique_ptr<schema::ArgMaxT> attr = std::make_unique<schema::ArgMaxT>();
   if (attr == nullptr) {
     MS_LOG(ERROR) << "new op failed";
-    return RET_NULL_PTR;
+    return nullptr;
   }
 
   attr->outMaxValue = false;
@@ -58,11 +47,10 @@ STATUS CaffeArgMaxParser::Parse(const caffe::LayerParameter &proto, const caffe:
   attr->axis = axis;
   attr->axisType = axisType;
   attr->keepDims = true;
-
-  op->name = proto.name();
-  op->primitive->value.type = schema::PrimitiveType_ArgMax;
-  op->primitive->value.value = attr.release();
-  return RET_OK;
+  auto primitive = std::make_unique<schema::PrimitiveT>();
+  primitive->value.type = schema::PrimitiveType_ArgMax;
+  primitive->value.value = attr.release();
+  return PrimitiveC::Create(primitive.release());
 }
 
 CaffeNodeRegistrar g_caffeArgMaxParser("ArgMax", new CaffeArgMaxParser());
diff --git a/mindspore/lite/tools/converter/parser/caffe/caffe_argmax_parser.h b/mindspore/lite/tools/converter/parser/caffe/caffe_argmax_parser.h
index 672699904a..590c7f73e0 100644
--- a/mindspore/lite/tools/converter/parser/caffe/caffe_argmax_parser.h
+++ b/mindspore/lite/tools/converter/parser/caffe/caffe_argmax_parser.h
@@ -18,6 +18,7 @@
 #define MINDSPORE_LITE_TOOLS_CONVERTER_PARSER_CAFFE_CAFFE_ARGMAX_PARSER_H_
 
 #include <vector>
+#include "src/ops/primitive_c.h"
 #include "tools/converter/parser/caffe/caffe_node_parser.h"
 #include "tools/converter/parser/caffe/caffe_node_parser_registry.h"
 
@@ -28,8 +29,8 @@ class CaffeArgMaxParser : public CaffeNodeParser {
   CaffeArgMaxParser() : CaffeNodeParser("argmax") {}
   ~CaffeArgMaxParser() override = default;
 
-  STATUS Parse(const caffe::LayerParameter &proto, const caffe::LayerParameter &weight, schema::CNodeT *op,
-               std::vector<schema::TensorT *> *weightVec) override;
+  lite::PrimitiveC *ParseLitePrimitive(const caffe::LayerParameter &proto,
+                                       const caffe::LayerParameter &weight) override;
 };
 }  // namespace lite
 }  // namespace mindspore
diff --git a/mindspore/lite/tools/converter/parser/caffe/caffe_batchnorm_parser.cc b/mindspore/lite/tools/converter/parser/caffe/caffe_batchnorm_parser.cc
index 12b72ff730..65b9377045 100644
--- a/mindspore/lite/tools/converter/parser/caffe/caffe_batchnorm_parser.cc
+++ b/mindspore/lite/tools/converter/parser/caffe/caffe_batchnorm_parser.cc
@@ -23,39 +23,24 @@ namespace mindspore {
 namespace lite {
 using STATUS = int;
 
-STATUS CaffeBatchNormParser::Parse(const caffe::LayerParameter &proto, const caffe::LayerParameter &weight,
-                                   schema::CNodeT *op, std::vector<schema::TensorT *> *weightVec) {
-  MS_LOG(DEBUG) << "parse CaffeBatchNormParser";
-  if (weightVec == nullptr) {
-    MS_LOG(ERROR) << "weightVec is null";
-    return RET_NULL_PTR;
-  }
-  if (op == nullptr) {
-    MS_LOG(ERROR) << "op is null";
-    return RET_NULL_PTR;
-  }
-  op->primitive = std::make_unique<schema::PrimitiveT>();
-  if (op->primitive == nullptr) {
-    MS_LOG(ERROR) << "op->primitive is null";
-    return RET_NULL_PTR;
-  }
-
+PrimitiveC *CaffeBatchNormParser::ParseLitePrimitive(const caffe::LayerParameter &proto,
+                                                     const caffe::LayerParameter &weight) {
   std::unique_ptr<schema::BatchNormT> attr = std::make_unique<schema::BatchNormT>();
   if (attr == nullptr) {
     MS_LOG(ERROR) << "new op failed";
-    return RET_NULL_PTR;
+    return nullptr;
   }
 
   const caffe::BatchNormParameter &batchNormParam = proto.batch_norm_param();
   if (proto.bottom_size() != 1) {
     MS_LOG(ERROR) << "Layer " << proto.name().c_str() << "bottom numbers is error, it must be 1, but is "
                   << proto.bottom_size();
-    return RET_ERROR;
+    return nullptr;
   }
   if (proto.top_size() != 1) {
     MS_LOG(ERROR) << "Layer " << proto.name().c_str() << "top numbers is error, it must be 1, but is "
                   << proto.top_size();
-    return RET_ERROR;
+    return nullptr;
   }
 
   if (batchNormParam.has_eps()) {
@@ -69,40 +54,10 @@ STATUS CaffeBatchNormParser::Parse(const caffe::LayerParameter &proto, const caf
     attr->epsilon = 1e-5;
   }
 
-  const float blob2Data =
-    (weight.blobs(2).double_data_size() > 0) ? weight.blobs(2).double_data(0) : weight.blobs(2).data(0);
-  const float scaleFactor = blob2Data == 0 ? 0 : 1 / blob2Data;
-
-  auto gamma = ConvertWeight(weight.blobs(0));
-  if (gamma == nullptr) {
-    MS_LOG(ERROR) << "Convert blobs(0) for layer " << weight.name().c_str() << " failed";
-    return RET_ERROR;
-  }
-  auto estimatedMean = reinterpret_cast<float *>(gamma->data.data());
-  auto estimatedMeanShapeSize = GetShapeSize(*gamma);
-  for (size_t i = 0; i < estimatedMeanShapeSize; i++) {
-    estimatedMean[i] = estimatedMean[i] * scaleFactor;
-  }
-  estimatedMean = nullptr;
-  weightVec->push_back(gamma);
-
-  auto beta = ConvertWeight(weight.blobs(1));
-  if (beta == nullptr) {
-    MS_LOG(ERROR) << "Convert blobs(1) for layer " << weight.name().c_str() << " failed";
-    return RET_ERROR;
-  }
-  auto estimatedVariance = reinterpret_cast<float *>(beta->data.data());
-  size_t estimatedVarianceShapeSize = GetShapeSize(*beta);
-  for (size_t i = 0; i < estimatedVarianceShapeSize; i++) {
-    estimatedVariance[i] = estimatedVariance[i] * scaleFactor;
-  }
-  estimatedVariance = nullptr;
-  weightVec->push_back(beta);
-
-  op->name = proto.name();
-  op->primitive->value.type = schema::PrimitiveType_BatchNorm;
-  op->primitive->value.value = attr.release();
-  return RET_OK;
+  auto primitive = std::make_unique<schema::PrimitiveT>();
+  primitive->value.type = schema::PrimitiveType_BatchNorm;
+  primitive->value.value = attr.release();
+  return PrimitiveC::Create(primitive.release());
 }
 
 CaffeNodeRegistrar g_caffeBatchNormParser("BatchNorm", new CaffeBatchNormParser());
diff --git a/mindspore/lite/tools/converter/parser/caffe/caffe_batchnorm_parser.h b/mindspore/lite/tools/converter/parser/caffe/caffe_batchnorm_parser.h
index 9079682697..c82487b6e0 100644
--- a/mindspore/lite/tools/converter/parser/caffe/caffe_batchnorm_parser.h
+++ b/mindspore/lite/tools/converter/parser/caffe/caffe_batchnorm_parser.h
@@ -18,6 +18,7 @@
 #define MINDSPORE_LITE_TOOLS_CONVERTER_PARSER_CAFFE_CAFFE_BATCHNORM_PARSER_H_
 
 #include <vector>
+#include "src/ops/primitive_c.h"
 #include "tools/converter/parser/caffe/caffe_node_parser.h"
 #include "tools/converter/parser/caffe/caffe_node_parser_registry.h"
 
@@ -28,8 +29,7 @@ class CaffeBatchNormParser : public CaffeNodeParser {
   CaffeBatchNormParser() : CaffeNodeParser("batchnorm") {}
   ~CaffeBatchNormParser() override = default;
 
-  STATUS Parse(const caffe::LayerParameter &proto, const caffe::LayerParameter &weight, schema::CNodeT *op,
-               std::vector<schema::TensorT *> *weightVec) override;
+  PrimitiveC *ParseLitePrimitive(const caffe::LayerParameter &proto, const caffe::LayerParameter &weight) override;
 };
 }  // namespace lite
 }  // namespace mindspore
diff --git a/mindspore/lite/tools/converter/parser/caffe/caffe_concat_parser.cc b/mindspore/lite/tools/converter/parser/caffe/caffe_concat_parser.cc
index 3df92446f6..3201b81333 100644
--- a/mindspore/lite/tools/converter/parser/caffe/caffe_concat_parser.cc
+++ b/mindspore/lite/tools/converter/parser/caffe/caffe_concat_parser.cc
@@ -19,29 +19,18 @@
 
 namespace mindspore {
 namespace lite {
-STATUS CaffeConcatParser::Parse(const caffe::LayerParameter &proto, const caffe::LayerParameter &weight,
-                                schema::CNodeT *op, std::vector<schema::TensorT *> *weightVec) {
-  MS_LOG(DEBUG) << "parse CaffeConcatParser";
-  if (op == nullptr) {
-    MS_LOG(ERROR) << "op is null";
-    return RET_NULL_PTR;
-  }
-  op->primitive = std::make_unique<schema::PrimitiveT>();
-  if (op->primitive == nullptr) {
-    MS_LOG(ERROR) << "op->primitive is null";
-    return RET_NULL_PTR;
-  }
-
+PrimitiveC *CaffeConcatParser::ParseLitePrimitive(const caffe::LayerParameter &proto,
+                                                  const caffe::LayerParameter &weight) {
   std::unique_ptr<schema::ConcatT> attr = std::make_unique<schema::ConcatT>();
   if (attr == nullptr) {
     MS_LOG(ERROR) << "new op failed";
-    return RET_NULL_PTR;
+    return nullptr;
   }
 
   const caffe::ConcatParameter &concatParam = proto.concat_param();
   if (concatParam.has_axis() && concatParam.has_concat_dim()) {
     MS_LOG(ERROR) << "Concat param in caffe have concat_dim and axis simultaneously, return fail";
-    return RET_ERROR;
+    return nullptr;
   }
 
   if (concatParam.has_concat_dim()) {
@@ -49,7 +38,7 @@ STATUS CaffeConcatParser::Parse(const caffe::LayerParameter &proto, const caffe:
     auto concat_dim_value = (int32_t)concatParam.concat_dim();
     if (concat_dim_value < 0) {
       MS_LOG(ERROR) << "concat_dim value in model is smaller than 0:" << concat_dim_value;
-      return RET_ERROR;
+      return nullptr;
     }
     attr->axis = concat_dim_value;
   } else if (concatParam.has_axis()) {
@@ -60,11 +49,12 @@ STATUS CaffeConcatParser::Parse(const caffe::LayerParameter &proto, const caffe:
     MS_LOG(DEBUG) << "by default, set axis = 1";
     attr->axis = 1;
   }
+  attr->n = proto.bottom_size();
 
-  op->name = proto.name();
-  op->primitive->value.type = schema::PrimitiveType_Concat;
-  op->primitive->value.value = attr.release();
-  return RET_OK;
+  auto primitive = std::make_unique<schema::PrimitiveT>();
+  primitive->value.type = schema::PrimitiveType_Concat;
+  primitive->value.value = attr.release();
+  return PrimitiveC::Create(primitive.release());
 }
 
 CaffeNodeRegistrar g_caffeConcatParser("Concat", new CaffeConcatParser());
diff --git a/mindspore/lite/tools/converter/parser/caffe/caffe_concat_parser.h b/mindspore/lite/tools/converter/parser/caffe/caffe_concat_parser.h
index c19f96f0d6..769b3eddb2 100644
--- a/mindspore/lite/tools/converter/parser/caffe/caffe_concat_parser.h
+++ b/mindspore/lite/tools/converter/parser/caffe/caffe_concat_parser.h
@@ -21,17 +21,14 @@
 #include "tools/converter/parser/caffe/caffe_node_parser.h"
 #include "tools/converter/parser/caffe/caffe_node_parser_registry.h"
 
-namespace mindspore {
-namespace lite {
+namespace mindspore::lite {
 class CaffeConcatParser : public CaffeNodeParser {
  public:
   CaffeConcatParser() : CaffeNodeParser("concat") {}
   ~CaffeConcatParser() override = default;
 
-  STATUS Parse(const caffe::LayerParameter &proto, const caffe::LayerParameter &weight, schema::CNodeT *op,
-               std::vector<schema::TensorT *> *weightVec) override;
+  PrimitiveC *ParseLitePrimitive(const caffe::LayerParameter &proto, const caffe::LayerParameter &weight) override;
 };
-}  // namespace lite
-}  // namespace mindspore
+}  // namespace mindspore::lite
 
 #endif  // MINDSPORE_LITE_TOOLS_CONVERTER_PARSER_CAFFE_CAFFE_CONCAT_PARSER_H_
diff --git a/mindspore/lite/tools/converter/parser/caffe/caffe_converter.cc b/mindspore/lite/tools/converter/parser/caffe/caffe_converter.cc
index cd4dea78ed..a63d5602f4 100644
--- a/mindspore/lite/tools/converter/parser/caffe/caffe_converter.cc
+++ b/mindspore/lite/tools/converter/parser/caffe/caffe_converter.cc
@@ -15,9 +15,8 @@
  */
 
 #include "tools/converter/parser/caffe/caffe_converter.h"
+#include "tools/converter/parser/caffe/caffe_model_parser.h"
 
-namespace mindspore {
-namespace lite {
+namespace mindspore::lite {
 CaffeConverter::CaffeConverter() { modelParser = new CaffeModelParser(); }
-}  // namespace lite
-}  // namespace mindspore
+}  // namespace mindspore::lite
diff --git a/mindspore/lite/tools/converter/parser/caffe/caffe_converter.h b/mindspore/lite/tools/converter/parser/caffe/caffe_converter.h
index 93a6f7ffbf..0c0367b32c 100644
--- a/mindspore/lite/tools/converter/parser/caffe/caffe_converter.h
+++ b/mindspore/lite/tools/converter/parser/caffe/caffe_converter.h
@@ -20,7 +20,6 @@
 #include <string>
 #include <memory>
 #include "tools/converter/converter.h"
-#include "tools/converter/parser/caffe/caffe_model_parser.h"
 #include "tools/converter/graphdef_transform.h"
 
 namespace mindspore::lite {
diff --git a/mindspore/lite/tools/converter/parser/caffe/caffe_convolution_parser.cc b/mindspore/lite/tools/converter/parser/caffe/caffe_convolution_parser.cc
index 0e8149980e..c21d500b3e 100644
--- a/mindspore/lite/tools/converter/parser/caffe/caffe_convolution_parser.cc
+++ b/mindspore/lite/tools/converter/parser/caffe/caffe_convolution_parser.cc
@@ -19,7 +19,7 @@
 
 namespace mindspore {
 namespace lite {
-STATUS CaffeConvolutionParser::ParseGroupConvolution(schema::CNodeT *op, schema::Conv2DT *attr) {
+STATUS CaffeConvolutionParser::ParseGroupConvolution(schema::PrimitiveT *primitiveT, schema::Conv2DT *attr) {
   if (attr->group == 1) {
     return RET_OK;
   }
@@ -46,32 +46,17 @@ STATUS CaffeConvolutionParser::ParseGroupConvolution(schema::CNodeT *op, schema:
   depthwiseConv2DParam->hasBias = attr->hasBias;
   depthwiseConv2DParam->activationType = attr->activationType;
   delete attr;
-  op->primitive->value.type = schema::PrimitiveType_DepthwiseConv2D;
-  op->primitive->value.value = depthwiseConv2DParam.release();
+  primitiveT->value.type = schema::PrimitiveType_DepthwiseConv2D;
+  primitiveT->value.value = depthwiseConv2DParam.release();
   return RET_OK;
 }
 
-STATUS CaffeConvolutionParser::Parse(const caffe::LayerParameter &proto, const caffe::LayerParameter &weight,
-                                     schema::CNodeT *op, std::vector<schema::TensorT *> *weightVec) {
-  MS_LOG(DEBUG) << "parse CaffeConvolutionParser";
-  if (weightVec == nullptr) {
-    MS_LOG(ERROR) << "weightVec is null";
-    return RET_NULL_PTR;
-  }
-  if (op == nullptr) {
-    MS_LOG(ERROR) << "op is null";
-    return RET_NULL_PTR;
-  }
-  op->primitive = std::make_unique<schema::PrimitiveT>();
-  if (op->primitive == nullptr) {
-    MS_LOG(ERROR) << "op->primitive is null";
-    return RET_NULL_PTR;
-  }
-
+PrimitiveC *CaffeConvolutionParser::ParseLitePrimitive(const caffe::LayerParameter &proto,
+                                                       const caffe::LayerParameter &weight) {
   auto attr = std::make_unique<schema::Conv2DT>();
   if (attr == nullptr) {
     MS_LOG(ERROR) << "new attr failed";
-    return RET_NULL_PTR;
+    return nullptr;
   }
 
   attr->format = schema::Format_NCHW;
@@ -82,7 +67,7 @@ STATUS CaffeConvolutionParser::Parse(const caffe::LayerParameter &proto, const c
   auto status = CaffeConvBaseParser::ParsePads(convParam, &pad);
   if (status != RET_OK) {
     MS_LOG(ERROR) << "ParsePads for " << proto.name().c_str() << " failed";
-    return RET_ERROR;
+    return nullptr;
   }
   attr->padUp = pad[0];
   attr->padDown = pad[1];
@@ -94,7 +79,7 @@ STATUS CaffeConvolutionParser::Parse(const caffe::LayerParameter &proto, const c
   status = CaffeConvBaseParser::ParseStrides(convParam, &stride);
   if (status != RET_OK) {
     MS_LOG(ERROR) << "ParseStrides for " << proto.name().c_str() << " failed";
-    return RET_ERROR;
+    return nullptr;
   }
   attr->strideH = stride[0];
   attr->strideW = stride[1];
@@ -104,7 +89,7 @@ STATUS CaffeConvolutionParser::Parse(const caffe::LayerParameter &proto, const c
   status = CaffeConvBaseParser::ParseDilations(convParam, &dilation);
   if (status != RET_OK) {
     MS_LOG(ERROR) << "ParseDilations for " << proto.name().c_str() << " failed";
-    return RET_ERROR;
+    return nullptr;
   }
   attr->dilateH = dilation[0];
   attr->dilateW = dilation[1];
@@ -114,7 +99,7 @@ STATUS CaffeConvolutionParser::Parse(const caffe::LayerParameter &proto, const c
   status = CaffeConvBaseParser::ParseKernels(convParam, &kernel);
   if (status != RET_OK) {
     MS_LOG(ERROR) << "ParseKernels for " << proto.name().c_str() << " failed";
-    return RET_ERROR;
+    return nullptr;
   }
   attr->kernelH = kernel[0];
   attr->kernelW = kernel[1];
@@ -124,7 +109,7 @@ STATUS CaffeConvolutionParser::Parse(const caffe::LayerParameter &proto, const c
   auto ret = CaffeConvBaseParser::ParseChannelOut(convParam, &(attr->channelOut));
   if (ret != RET_OK) {
     MS_LOG(ERROR) << "conv channel out failed";
-    return RET_ERROR;
+    return nullptr;
   }
   auto &weightBlob = weight.blobs(0);
   if (weightBlob.has_shape()) {
@@ -134,23 +119,17 @@ STATUS CaffeConvolutionParser::Parse(const caffe::LayerParameter &proto, const c
   }
   attr->padMode = schema::PadMode_CAFFE;
 
-  op->name = proto.name();
-  op->primitive->value.type = schema::PrimitiveType_Conv2D;
-  op->primitive->value.value = attr.release();
+  auto primitive = std::make_unique<schema::PrimitiveT>();
+  primitive->value.type = schema::PrimitiveType_Conv2D;
+  primitive->value.value = attr.release();
 
-  status = ParseGroupConvolution(op, static_cast<schema::Conv2DT *>(op->primitive->value.value));
+  status = ParseGroupConvolution(primitive.get(), static_cast<schema::Conv2DT *>(primitive->value.value));
   if (status != RET_OK) {
     MS_LOG(ERROR) << "Parse group convolution failed";
-    return RET_ERROR;
-  }
-
-  status = CaffeConvBaseParser::ParseWeight(weight, weightVec);
-  if (status != RET_OK) {
-    MS_LOG(ERROR) << "ParseWeight for " << proto.name().c_str() << " failed";
-    return RET_ERROR;
+    return nullptr;
   }
 
-  return status;
+  return PrimitiveC::Create(primitive.release());
 }
 
 CaffeNodeRegistrar g_caffeConvolutionParser("Convolution", new CaffeConvolutionParser());
diff --git a/mindspore/lite/tools/converter/parser/caffe/caffe_convolution_parser.h b/mindspore/lite/tools/converter/parser/caffe/caffe_convolution_parser.h
index 50a411b345..19cb6eab28 100644
--- a/mindspore/lite/tools/converter/parser/caffe/caffe_convolution_parser.h
+++ b/mindspore/lite/tools/converter/parser/caffe/caffe_convolution_parser.h
@@ -29,11 +29,10 @@ class CaffeConvolutionParser : public CaffeNodeParser {
   CaffeConvolutionParser() : CaffeNodeParser("convolution") {}
   ~CaffeConvolutionParser() override = default;
 
-  STATUS Parse(const caffe::LayerParameter &proto, const caffe::LayerParameter &weight, schema::CNodeT *op,
-               std::vector<schema::TensorT *> *weightVec) override;
+  PrimitiveC *ParseLitePrimitive(const caffe::LayerParameter &proto, const caffe::LayerParameter &weight) override;
 
  private:
-  static STATUS ParseGroupConvolution(schema::CNodeT *op, schema::Conv2DT *attr);
+  static STATUS ParseGroupConvolution(schema::PrimitiveT *primitiveT, schema::Conv2DT *attr);
 };
 }  // namespace lite
 }  // namespace mindspore
diff --git a/mindspore/lite/tools/converter/parser/caffe/caffe_crop_parser.cc b/mindspore/lite/tools/converter/parser/caffe/caffe_crop_parser.cc
index e36d1e2059..53962956e7 100644
--- a/mindspore/lite/tools/converter/parser/caffe/caffe_crop_parser.cc
+++ b/mindspore/lite/tools/converter/parser/caffe/caffe_crop_parser.cc
@@ -19,27 +19,12 @@
 
 namespace mindspore {
 namespace lite {
-STATUS CaffeCropParser::Parse(const caffe::LayerParameter &proto, const caffe::LayerParameter &weight,
-                              schema::CNodeT *op, std::vector<schema::TensorT *> *weightVec) {
-  MS_LOG(DEBUG) << "parse CaffeCropParser";
-  if (weightVec == nullptr) {
-    MS_LOG(ERROR) << "weightVec is null";
-    return RET_NULL_PTR;
-  }
-  if (op == nullptr) {
-    MS_LOG(ERROR) << "op is null";
-    return RET_NULL_PTR;
-  }
-  op->primitive = std::make_unique<schema::PrimitiveT>();
-  if (op->primitive == nullptr) {
-    MS_LOG(ERROR) << "op->primitive is null";
-    return RET_NULL_PTR;
-  }
-
+PrimitiveC *CaffeCropParser::ParseLitePrimitive(const caffe::LayerParameter &proto,
+                                                const caffe::LayerParameter &weight) {
   std::unique_ptr<schema::CropT> attr = std::make_unique<schema::CropT>();
   if (attr == nullptr) {
     MS_LOG(ERROR) << "new op failed";
-    return RET_NULL_PTR;
+    return nullptr;
   }
 
   if (!proto.has_crop_param()) {
@@ -66,11 +51,10 @@ STATUS CaffeCropParser::Parse(const caffe::LayerParameter &proto, const caffe::L
       attr->offsets = offsets;
     }
   }
-
-  op->name = proto.name();
-  op->primitive->value.type = schema::PrimitiveType_Crop;
-  op->primitive->value.value = attr.release();
-  return RET_OK;
+  auto primitive = std::make_unique<schema::PrimitiveT>();
+  primitive->value.type = schema::PrimitiveType_Crop;
+  primitive->value.value = attr.release();
+  return PrimitiveC::Create(primitive.release());
 }
 
 CaffeNodeRegistrar g_caffeCropParser("Crop", new CaffeCropParser());
diff --git a/mindspore/lite/tools/converter/parser/caffe/caffe_crop_parser.h b/mindspore/lite/tools/converter/parser/caffe/caffe_crop_parser.h
index 8714070431..69194ec13b 100644
--- a/mindspore/lite/tools/converter/parser/caffe/caffe_crop_parser.h
+++ b/mindspore/lite/tools/converter/parser/caffe/caffe_crop_parser.h
@@ -28,8 +28,7 @@ class CaffeCropParser : public CaffeNodeParser {
   CaffeCropParser() : CaffeNodeParser("crop") {}
   ~CaffeCropParser() override = default;
 
-  STATUS Parse(const caffe::LayerParameter &proto, const caffe::LayerParameter &weight, schema::CNodeT *op,
-               std::vector<schema::TensorT *> *weightVec) override;
+  PrimitiveC *ParseLitePrimitive(const caffe::LayerParameter &proto, const caffe::LayerParameter &weight) override;
 };
 }  // namespace lite
 }  // namespace mindspore
diff --git a/mindspore/lite/tools/converter/parser/caffe/caffe_deconvolution_parser.cc b/mindspore/lite/tools/converter/parser/caffe/caffe_deconvolution_parser.cc
index 5f6325f5d5..4e8d621775 100644
--- a/mindspore/lite/tools/converter/parser/caffe/caffe_deconvolution_parser.cc
+++ b/mindspore/lite/tools/converter/parser/caffe/caffe_deconvolution_parser.cc
@@ -19,7 +19,7 @@
 
 namespace mindspore {
 namespace lite {
-STATUS CaffeDeconvolutionParser::ParseGroupDeconvolution(schema::CNodeT *op, schema::DeConv2DT *attr) {
+STATUS CaffeDeconvolutionParser::ParseGroupDeconvolution(schema::PrimitiveT *primitive, schema::DeConv2DT *attr) {
   if (attr->group == 1) {
     return RET_OK;
   }
@@ -46,28 +46,13 @@ STATUS CaffeDeconvolutionParser::ParseGroupDeconvolution(schema::CNodeT *op, sch
   deDepthwiseConv2DParam->hasBias = attr->hasBias;
   deDepthwiseConv2DParam->activationType = attr->activationType;
   delete attr;
-  op->primitive->value.type = schema::PrimitiveType_DeDepthwiseConv2D;
-  op->primitive->value.value = deDepthwiseConv2DParam.release();
+  primitive->value.type = schema::PrimitiveType_DeDepthwiseConv2D;
+  primitive->value.value = deDepthwiseConv2DParam.release();
   return RET_OK;
 }
 
-STATUS CaffeDeconvolutionParser::Parse(const caffe::LayerParameter &proto, const caffe::LayerParameter &weight,
-                                       schema::CNodeT *op, std::vector<schema::TensorT *> *weightVec) {
-  MS_LOG(DEBUG) << "parse CaffeDeconvolutionParser";
-  if (weightVec == nullptr) {
-    MS_LOG(ERROR) << "weightVec is null";
-    return RET_NULL_PTR;
-  }
-  if (op == nullptr) {
-    MS_LOG(ERROR) << "op is null";
-    return RET_NULL_PTR;
-  }
-  op->primitive = std::make_unique<schema::PrimitiveT>();
-  if (op->primitive == nullptr) {
-    MS_LOG(ERROR) << "op->primitive is null";
-    return RET_NULL_PTR;
-  }
-
+PrimitiveC *CaffeDeconvolutionParser::ParseLitePrimitive(const caffe::LayerParameter &proto,
+                                                         const caffe::LayerParameter &weight) {
   std::unique_ptr<schema::DeConv2DT> attr(new (std::nothrow) schema::DeConv2DT());
 
   attr->format = schema::Format::Format_NCHW;
@@ -78,7 +63,7 @@ STATUS CaffeDeconvolutionParser::Parse(const caffe::LayerParameter &proto, const
   auto status = CaffeConvBaseParser::ParsePads(convParam, &pad);
   if (status != RET_OK) {
     MS_LOG(ERROR) << "ParsePads for " << proto.name().c_str() << " failed";
-    return RET_ERROR;
+    return nullptr;
   }
   attr->padUp = pad[0];
   attr->padDown = pad[1];
@@ -90,7 +75,7 @@ STATUS CaffeDeconvolutionParser::Parse(const caffe::LayerParameter &proto, const
   status = CaffeConvBaseParser::ParseStrides(convParam, &stride);
   if (status != RET_OK) {
     MS_LOG(ERROR) << "ParseStrides for " << proto.name().c_str() << " failed";
-    return RET_ERROR;
+    return nullptr;
   }
   attr->strideH = stride[0];
   attr->strideW = stride[1];
@@ -100,7 +85,7 @@ STATUS CaffeDeconvolutionParser::Parse(const caffe::LayerParameter &proto, const
   status = CaffeConvBaseParser::ParseDilations(convParam, &dilation);
   if (status != RET_OK) {
     MS_LOG(ERROR) << "ParseDilations for " << proto.name().c_str() << " failed";
-    return RET_ERROR;
+    return nullptr;
   }
   attr->dilateH = dilation[0];
   attr->dilateW = dilation[1];
@@ -110,7 +95,7 @@ STATUS CaffeDeconvolutionParser::Parse(const caffe::LayerParameter &proto, const
   status = CaffeConvBaseParser::ParseKernels(convParam, &kernel);
   if (status != RET_OK) {
     MS_LOG(ERROR) << "ParseKernels for " << proto.name().c_str() << " failed";
-    return RET_ERROR;
+    return nullptr;
   }
   attr->kernelH = kernel[0];
   attr->kernelW = kernel[1];
@@ -120,7 +105,7 @@ STATUS CaffeDeconvolutionParser::Parse(const caffe::LayerParameter &proto, const
   auto ret = CaffeConvBaseParser::ParseChannelOut(convParam, &(attr->channelOut));
   if (ret != RET_OK) {
     MS_LOG(ERROR) << "deconv channel get failed";
-    return RET_ERROR;
+    return nullptr;
   }
   auto &weightBlob = weight.blobs(0);
   if (weightBlob.has_shape()) {
@@ -132,24 +117,16 @@ STATUS CaffeDeconvolutionParser::Parse(const caffe::LayerParameter &proto, const
     attr->channelIn = weightBlob.num() * attr->group;
   }
   attr->padMode = schema::PadMode_CAFFE;
+  auto primitive = std::make_unique<schema::PrimitiveT>();
+  primitive->value.type = schema::PrimitiveType_DeConv2D;
+  primitive->value.value = attr.release();
 
-  op->name = proto.name();
-  op->primitive->value.type = schema::PrimitiveType_DeConv2D;
-  op->primitive->value.value = attr.get();
-
-  status = ParseGroupDeconvolution(op, attr.release());
+  status = ParseGroupDeconvolution(primitive.get(), primitive->value.AsDeConv2D());
   if (status != RET_OK) {
     MS_LOG(ERROR) << "Parse group deconvolution failed";
-    return RET_ERROR;
-  }
-
-  status = CaffeConvBaseParser::ParseWeight(weight, weightVec);
-  if (status != RET_OK) {
-    MS_LOG(ERROR) << "ParseWeight for " << proto.name().c_str() << " failed";
-    return RET_ERROR;
+    return nullptr;
   }
-
-  return status;
+  return PrimitiveC::Create(primitive.release());
 }
 
 CaffeNodeRegistrar g_caffeDeconvolutionParser("Deconvolution", new CaffeDeconvolutionParser());
diff --git a/mindspore/lite/tools/converter/parser/caffe/caffe_deconvolution_parser.h b/mindspore/lite/tools/converter/parser/caffe/caffe_deconvolution_parser.h
index 56707f75da..53136419df 100644
--- a/mindspore/lite/tools/converter/parser/caffe/caffe_deconvolution_parser.h
+++ b/mindspore/lite/tools/converter/parser/caffe/caffe_deconvolution_parser.h
@@ -29,11 +29,10 @@ class CaffeDeconvolutionParser : public CaffeNodeParser {
   CaffeDeconvolutionParser() : CaffeNodeParser("deconvolution") {}
   ~CaffeDeconvolutionParser() override = default;
 
-  STATUS Parse(const caffe::LayerParameter &proto, const caffe::LayerParameter &weight, schema::CNodeT *op,
-               std::vector<schema::TensorT *> *weightVec) override;
+  PrimitiveC *ParseLitePrimitive(const caffe::LayerParameter &proto, const caffe::LayerParameter &weight) override;
 
  private:
-  static STATUS ParseGroupDeconvolution(schema::CNodeT *op, schema::DeConv2DT *attr);
+  static STATUS ParseGroupDeconvolution(schema::PrimitiveT *primitive, schema::DeConv2DT *attr);
 };
 }  // namespace lite
 }  // namespace mindspore
diff --git a/mindspore/lite/tools/converter/parser/caffe/caffe_eltwise_parser.cc b/mindspore/lite/tools/converter/parser/caffe/caffe_eltwise_parser.cc
index 041bb7cdcf..bb37506265 100644
--- a/mindspore/lite/tools/converter/parser/caffe/caffe_eltwise_parser.cc
+++ b/mindspore/lite/tools/converter/parser/caffe/caffe_eltwise_parser.cc
@@ -20,47 +20,36 @@
 
 namespace mindspore {
 namespace lite {
-STATUS CaffeEltwiseParser::Parse(const caffe::LayerParameter &proto, const caffe::LayerParameter &weight,
-                                 schema::CNodeT *op, std::vector<schema::TensorT *> *weightVec) {
-  MS_LOG(DEBUG) << "parse CaffeEltwiseParser";
-  if (op == nullptr) {
-    MS_LOG(ERROR) << "op is null";
-    return RET_NULL_PTR;
-  }
-  op->primitive = std::make_unique<schema::PrimitiveT>();
-  if (op->primitive == nullptr) {
-    MS_LOG(ERROR) << "op->primitive is null";
-    return RET_NULL_PTR;
-  }
-
+PrimitiveC *CaffeEltwiseParser::ParseLitePrimitive(const caffe::LayerParameter &proto,
+                                                   const caffe::LayerParameter &weight) {
   std::unique_ptr<schema::EltwiseT> attr = std::make_unique<schema::EltwiseT>();
   if (attr == nullptr) {
     MS_LOG(ERROR) << "new op failed";
-    return RET_NULL_PTR;
+    return nullptr;
   }
 
   if (proto.bottom_size() < 2) {
     MS_LOG(ERROR) << "Eltwise Op " << proto.name() << " need at least 2 inputs,but input size is "
                   << proto.bottom_size();
-    return RET_ERROR;
+    return nullptr;
   }
 
   const caffe::EltwiseParameter &eltwiseParam = proto.eltwise_param();
   if (eltwiseParam.coeff_size() != 0 && eltwiseParam.coeff_size() != proto.bottom_size()) {
     MS_LOG(ERROR) << "Coeff size(" << eltwiseParam.coeff_size()
                   << ") check fail, Eltwise Layer takes one coefficient per bottom blob.";
-    return RET_ERROR;
+    return nullptr;
   }
 
   if (eltwiseParam.operation() == caffe::EltwiseParameter::PROD && eltwiseParam.coeff_size() != 0) {
     MS_LOG(ERROR) << "Eltwise layer only takes coefficients for summation.";
-    return RET_ERROR;
+    return nullptr;
   }
 
   if (eltwiseParam.coeff_size() != 0 &&
       (std::fabs(eltwiseParam.coeff(0) - 1) > 1e-5 || std::fabs(eltwiseParam.coeff(1) - 1) > 1e-5)) {
     MS_LOG(ERROR) << "Eltwise only support coefficient 1 for summation now.";
-    return RET_ERROR;
+    return nullptr;
   }
 
   if (proto.has_eltwise_param() && eltwiseParam.has_operation()) {
@@ -76,16 +65,15 @@ STATUS CaffeEltwiseParser::Parse(const caffe::LayerParameter &proto, const caffe
         break;
       default:
         MS_LOG(ERROR) << "Eltwise parse params fail, unsupported opration: " << eltwiseParam.operation();
-        return RET_ERROR;
+        return nullptr;
     }
   } else {
     attr->mode = schema::EltwiseMode_SUM;
   }
-
-  op->name = proto.name();
-  op->primitive->value.type = schema::PrimitiveType_Eltwise;
-  op->primitive->value.value = attr.release();
-  return RET_OK;
+  auto primitive = std::make_unique<schema::PrimitiveT>();
+  primitive->value.type = schema::PrimitiveType_Eltwise;
+  primitive->value.value = attr.release();
+  return PrimitiveC::Create(primitive.release());
 }
 
 CaffeNodeRegistrar g_caffeEltwiseParser("Eltwise", new CaffeEltwiseParser());
diff --git a/mindspore/lite/tools/converter/parser/caffe/caffe_eltwise_parser.h b/mindspore/lite/tools/converter/parser/caffe/caffe_eltwise_parser.h
index c210666fcb..126aa921d9 100644
--- a/mindspore/lite/tools/converter/parser/caffe/caffe_eltwise_parser.h
+++ b/mindspore/lite/tools/converter/parser/caffe/caffe_eltwise_parser.h
@@ -28,8 +28,7 @@ class CaffeEltwiseParser : public CaffeNodeParser {
   CaffeEltwiseParser() : CaffeNodeParser("eltwise") {}
   ~CaffeEltwiseParser() override = default;
 
-  STATUS Parse(const caffe::LayerParameter &proto, const caffe::LayerParameter &weight, schema::CNodeT *op,
-               std::vector<schema::TensorT *> *weightVec) override;
+  PrimitiveC *ParseLitePrimitive(const caffe::LayerParameter &proto, const caffe::LayerParameter &weight) override;
 };
 }  // namespace lite
 }  // namespace mindspore
diff --git a/mindspore/lite/tools/converter/parser/caffe/caffe_elu_parser.cc b/mindspore/lite/tools/converter/parser/caffe/caffe_elu_parser.cc
index 6e70ec6583..d7ab4d5ee6 100644
--- a/mindspore/lite/tools/converter/parser/caffe/caffe_elu_parser.cc
+++ b/mindspore/lite/tools/converter/parser/caffe/caffe_elu_parser.cc
@@ -19,23 +19,12 @@
 
 namespace mindspore {
 namespace lite {
-STATUS CaffeEluParser::Parse(const caffe::LayerParameter &proto, const caffe::LayerParameter &weight,
-                             schema::CNodeT *op, std::vector<schema::TensorT *> *weightVec) {
-  MS_LOG(DEBUG) << "parse CaffeEluParser";
-  if (op == nullptr) {
-    MS_LOG(ERROR) << "op is null";
-    return RET_NULL_PTR;
-  }
-  op->primitive = std::make_unique<schema::PrimitiveT>();
-  if (op->primitive == nullptr) {
-    MS_LOG(ERROR) << "op->primitive is null";
-    return RET_NULL_PTR;
-  }
-
+PrimitiveC *CaffeEluParser::ParseLitePrimitive(const caffe::LayerParameter &proto,
+                                               const caffe::LayerParameter &weight) {
   std::unique_ptr<schema::EluT> attr = std::make_unique<schema::EluT>();
   if (attr == nullptr) {
     MS_LOG(ERROR) << "new op failed";
-    return RET_NULL_PTR;
+    return nullptr;
   }
 
   if (proto.has_elu_param()) {
@@ -44,11 +33,10 @@ STATUS CaffeEluParser::Parse(const caffe::LayerParameter &proto, const caffe::La
       attr->alpha = eluParameter.alpha();
     }
   }
-
-  op->name = proto.name();
-  op->primitive->value.type = schema::PrimitiveType_Elu;
-  op->primitive->value.value = attr.release();
-  return RET_OK;
+  auto primitive = std::make_unique<schema::PrimitiveT>();
+  primitive->value.type = schema::PrimitiveType_Elu;
+  primitive->value.value = attr.release();
+  return PrimitiveC::Create(primitive.release());
 }
 
 CaffeNodeRegistrar g_caffeEluParser("ELU", new CaffeEluParser());
diff --git a/mindspore/lite/tools/converter/parser/caffe/caffe_elu_parser.h b/mindspore/lite/tools/converter/parser/caffe/caffe_elu_parser.h
index fc544b57f3..d9757c4ac3 100644
--- a/mindspore/lite/tools/converter/parser/caffe/caffe_elu_parser.h
+++ b/mindspore/lite/tools/converter/parser/caffe/caffe_elu_parser.h
@@ -28,8 +28,7 @@ class CaffeEluParser : public CaffeNodeParser {
   CaffeEluParser() : CaffeNodeParser("elu") {}
   ~CaffeEluParser() override = default;
 
-  STATUS Parse(const caffe::LayerParameter &proto, const caffe::LayerParameter &weight, schema::CNodeT *op,
-               std::vector<schema::TensorT *> *weightVec) override;
+  PrimitiveC *ParseLitePrimitive(const caffe::LayerParameter &proto, const caffe::LayerParameter &weight) override;
 };
 }  // namespace lite
 }  // namespace mindspore
diff --git a/mindspore/lite/tools/converter/parser/caffe/caffe_exp_parser.cc b/mindspore/lite/tools/converter/parser/caffe/caffe_exp_parser.cc
index e23a52104e..c0cf5c8ff8 100644
--- a/mindspore/lite/tools/converter/parser/caffe/caffe_exp_parser.cc
+++ b/mindspore/lite/tools/converter/parser/caffe/caffe_exp_parser.cc
@@ -20,23 +20,12 @@
 
 namespace mindspore {
 namespace lite {
-STATUS CaffeExpParser::Parse(const caffe::LayerParameter &proto, const caffe::LayerParameter &weight,
-                             schema::CNodeT *op, std::vector<schema::TensorT *> *weightVec) {
-  MS_LOG(DEBUG) << "parse ExpParser";
-  if (op == nullptr) {
-    MS_LOG(ERROR) << "op is null";
-    return RET_NULL_PTR;
-  }
-  op->primitive = std::make_unique<schema::PrimitiveT>();
-  if (op->primitive == nullptr) {
-    MS_LOG(ERROR) << "op->primitive is null";
-    return RET_NULL_PTR;
-  }
-
+PrimitiveC *CaffeExpParser::ParseLitePrimitive(const caffe::LayerParameter &proto,
+                                               const caffe::LayerParameter &weight) {
   std::unique_ptr<schema::ExpT> attr = std::make_unique<schema::ExpT>();
   if (attr == nullptr) {
     MS_LOG(ERROR) << "new op failed";
-    return RET_NULL_PTR;
+    return nullptr;
   }
 
   const caffe::ExpParameter &exp_param = proto.exp_param();
@@ -55,10 +44,10 @@ STATUS CaffeExpParser::Parse(const caffe::LayerParameter &proto, const caffe::La
   } else {
     attr->shift = 0;
   }
-
-  op->primitive->value.type = schema::PrimitiveType_Exp;
-  op->primitive->value.value = attr.release();
-  return RET_OK;
+  auto primitive = std::make_unique<schema::PrimitiveT>();
+  primitive->value.type = schema::PrimitiveType_Exp;
+  primitive->value.value = attr.release();
+  return PrimitiveC::Create(primitive.release());
 }
 
 CaffeNodeRegistrar g_caffeExpParser("Exp", new CaffeExpParser());
diff --git a/mindspore/lite/tools/converter/parser/caffe/caffe_exp_parser.h b/mindspore/lite/tools/converter/parser/caffe/caffe_exp_parser.h
index 940e59bde0..9e8ba424bf 100644
--- a/mindspore/lite/tools/converter/parser/caffe/caffe_exp_parser.h
+++ b/mindspore/lite/tools/converter/parser/caffe/caffe_exp_parser.h
@@ -28,8 +28,7 @@ class CaffeExpParser : public CaffeNodeParser {
   CaffeExpParser() : CaffeNodeParser("exp") {}
   ~CaffeExpParser() override = default;
 
-  STATUS Parse(const caffe::LayerParameter &proto, const caffe::LayerParameter &weight, schema::CNodeT *op,
-               std::vector<schema::TensorT *> *weightVec) override;
+  PrimitiveC *ParseLitePrimitive(const caffe::LayerParameter &proto, const caffe::LayerParameter &weight) override;
 };
 }  // namespace lite
 }  // namespace mindspore
diff --git a/mindspore/lite/tools/converter/parser/caffe/caffe_flatten_parser.cc b/mindspore/lite/tools/converter/parser/caffe/caffe_flatten_parser.cc
index 517588120b..78263fe24a 100644
--- a/mindspore/lite/tools/converter/parser/caffe/caffe_flatten_parser.cc
+++ b/mindspore/lite/tools/converter/parser/caffe/caffe_flatten_parser.cc
@@ -19,29 +19,17 @@
 
 namespace mindspore {
 namespace lite {
-STATUS CaffeFlattenParser::Parse(const caffe::LayerParameter &proto, const caffe::LayerParameter &weight,
-                                 schema::CNodeT *op, std::vector<schema::TensorT *> *weightVec) {
-  MS_LOG(DEBUG) << "parse CaffeFlattenParser";
-  if (op == nullptr) {
-    MS_LOG(ERROR) << "op is null";
-    return RET_NULL_PTR;
-  }
-  op->primitive = std::make_unique<schema::PrimitiveT>();
-  if (op->primitive == nullptr) {
-    MS_LOG(ERROR) << "op->primitive is null";
-    return RET_NULL_PTR;
-  }
-
+PrimitiveC *CaffeFlattenParser::ParseLitePrimitive(const caffe::LayerParameter &proto,
+                                                   const caffe::LayerParameter &weight) {
   std::unique_ptr<schema::FlattenT> attr = std::make_unique<schema::FlattenT>();
   if (attr == nullptr) {
     MS_LOG(ERROR) << "new op failed";
-    return RET_NULL_PTR;
+    return nullptr;
   }
-
-  op->name = proto.name();
-  op->primitive->value.type = schema::PrimitiveType_Flatten;
-  op->primitive->value.value = attr.release();
-  return RET_OK;
+  auto primitive = std::make_unique<schema::PrimitiveT>();
+  primitive->value.type = schema::PrimitiveType_Flatten;
+  primitive->value.value = attr.release();
+  return PrimitiveC::Create(primitive.release());
 }
 
 CaffeNodeRegistrar g_CaffeFlattenParser("Flatten", new CaffeFlattenParser());
diff --git a/mindspore/lite/tools/converter/parser/caffe/caffe_flatten_parser.h b/mindspore/lite/tools/converter/parser/caffe/caffe_flatten_parser.h
index 60668a41b6..71f79f6643 100644
--- a/mindspore/lite/tools/converter/parser/caffe/caffe_flatten_parser.h
+++ b/mindspore/lite/tools/converter/parser/caffe/caffe_flatten_parser.h
@@ -28,8 +28,7 @@ class CaffeFlattenParser : public CaffeNodeParser {
   CaffeFlattenParser() : CaffeNodeParser("flatten") {}
   ~CaffeFlattenParser() override = default;
 
-  STATUS Parse(const caffe::LayerParameter &proto, const caffe::LayerParameter &weight, schema::CNodeT *op,
-               std::vector<schema::TensorT *> *weightVec) override;
+  PrimitiveC *ParseLitePrimitive(const caffe::LayerParameter &proto, const caffe::LayerParameter &weight) override;
 };
 }  // namespace lite
 }  // namespace mindspore
diff --git a/mindspore/lite/tools/converter/parser/caffe/caffe_innerproduct_parser.cc b/mindspore/lite/tools/converter/parser/caffe/caffe_innerproduct_parser.cc
index 8c5fd191a6..8ea77c35e7 100644
--- a/mindspore/lite/tools/converter/parser/caffe/caffe_innerproduct_parser.cc
+++ b/mindspore/lite/tools/converter/parser/caffe/caffe_innerproduct_parser.cc
@@ -19,33 +19,18 @@
 
 namespace mindspore {
 namespace lite {
-STATUS CaffeInnerProductParser::Parse(const caffe::LayerParameter &proto, const caffe::LayerParameter &weight,
-                                      schema::CNodeT *op, std::vector<schema::TensorT *> *weightVec) {
-  MS_LOG(DEBUG) << "parse CaffeInnerProductParser";
-  if (weightVec == nullptr) {
-    MS_LOG(ERROR) << "weightVec is null";
-    return RET_NULL_PTR;
-  }
-  if (op == nullptr) {
-    MS_LOG(ERROR) << "op is null";
-    return RET_NULL_PTR;
-  }
-  op->primitive = std::make_unique<schema::PrimitiveT>();
-  if (op->primitive == nullptr) {
-    MS_LOG(ERROR) << "op->primitive is null";
-    return RET_NULL_PTR;
-  }
-
+PrimitiveC *CaffeInnerProductParser::ParseLitePrimitive(const caffe::LayerParameter &proto,
+                                                        const caffe::LayerParameter &weight) {
   std::unique_ptr<schema::FullConnectionT> attr = std::make_unique<schema::FullConnectionT>();
   if (attr == nullptr) {
     MS_LOG(ERROR) << "new op failed";
-    return RET_NULL_PTR;
+    return nullptr;
   }
 
   const caffe::InnerProductParameter &innerProductParam = proto.inner_product_param();
   if (!innerProductParam.has_num_output()) {
     MS_LOG(ERROR) << "InnerProduct Parse num_output for " << proto.name().c_str() << " failed.";
-    return RET_ERROR;
+    return nullptr;
   }
 
   if (innerProductParam.axis() == 1) {
@@ -53,40 +38,17 @@ STATUS CaffeInnerProductParser::Parse(const caffe::LayerParameter &proto, const
     attr->useAxis = true;
   } else {
     MS_LOG(ERROR) << "InnerProduct Parse axis only support default 1, but actually " << innerProductParam.axis();
-    return RET_ERROR;
+    return nullptr;
   }
 
   if (innerProductParam.bias_term()) {
     attr->hasBias = true;
   }
   attr->activationType = schema::ActivationType_NO_ACTIVATION;
-
-  // parse weight
-  if (weight.blobs_size() == 0) {
-    MS_LOG(ERROR) << "InnerProduct No filter data in layer " << weight.name().c_str();
-    return RET_ERROR;
-  }
-  auto filter = ConvertWeight(weight.blobs(0));
-  if (filter == nullptr) {
-    MS_LOG(ERROR) << "InnerProduct parse weight for layer " << weight.name().c_str() << " failed";
-    return RET_ERROR;
-  }
-  weightVec->push_back(filter);
-
-  // parse bias
-  if (innerProductParam.bias_term() && weight.blobs_size() > 1) {
-    auto bias = ConvertWeight(weight.blobs(1));
-    if (bias == nullptr) {
-      MS_LOG(ERROR) << "InnerProduct parse bias for layer " << weight.name().c_str() << " failed";
-      return RET_ERROR;
-    }
-    weightVec->push_back(bias);
-  }
-
-  op->name = proto.name();
-  op->primitive->value.type = schema::PrimitiveType_FullConnection;
-  op->primitive->value.value = attr.release();
-  return RET_OK;
+  auto primitive = std::make_unique<schema::PrimitiveT>();
+  primitive->value.type = schema::PrimitiveType_FullConnection;
+  primitive->value.value = attr.release();
+  return PrimitiveC::Create(primitive.release());
 }
 
 CaffeNodeRegistrar g_caffeInnerProductParser("InnerProduct", new CaffeInnerProductParser());
diff --git a/mindspore/lite/tools/converter/parser/caffe/caffe_innerproduct_parser.h b/mindspore/lite/tools/converter/parser/caffe/caffe_innerproduct_parser.h
index dd06c42ae5..298f81a7d6 100644
--- a/mindspore/lite/tools/converter/parser/caffe/caffe_innerproduct_parser.h
+++ b/mindspore/lite/tools/converter/parser/caffe/caffe_innerproduct_parser.h
@@ -28,8 +28,7 @@ class CaffeInnerProductParser : public CaffeNodeParser {
   CaffeInnerProductParser() : CaffeNodeParser("innerproduct") {}
   ~CaffeInnerProductParser() override = default;
 
-  STATUS Parse(const caffe::LayerParameter &proto, const caffe::LayerParameter &weight, schema::CNodeT *op,
-               std::vector<schema::TensorT *> *weightVec) override;
+  PrimitiveC *ParseLitePrimitive(const caffe::LayerParameter &proto, const caffe::LayerParameter &weight) override;
 };
 }  // namespace lite
 }  // namespace mindspore
diff --git a/mindspore/lite/tools/converter/parser/caffe/caffe_inspector.cc b/mindspore/lite/tools/converter/parser/caffe/caffe_inspector.cc
index 42bf574c89..fabbe6ffa2 100644
--- a/mindspore/lite/tools/converter/parser/caffe/caffe_inspector.cc
+++ b/mindspore/lite/tools/converter/parser/caffe/caffe_inspector.cc
@@ -29,9 +29,9 @@ STATUS CaffeInspector::InspectModel(const caffe::NetParameter &proto) {
 
   ParseInput();
 
-  SetTopsAndBottoms();
+  SetLayerTopsAndBottoms();
 
-  FindInputAndOutput();
+  FindGraphInputsAndOutputs();
 
   return RET_OK;
 }
@@ -46,7 +46,7 @@ STATUS CaffeInspector::ParseInput() {
   return RET_OK;
 }
 
-STATUS CaffeInspector::FindInputAndOutput() {
+STATUS CaffeInspector::FindGraphInputsAndOutputs() {
   for (const auto &iter : layerBottoms) {
     if (layerTops.find(iter) == layerTops.end()) {
       graphInput.insert(iter);
@@ -60,7 +60,7 @@ STATUS CaffeInspector::FindInputAndOutput() {
   return RET_OK;
 }
 
-STATUS CaffeInspector::SetTopsAndBottoms() {
+STATUS CaffeInspector::SetLayerTopsAndBottoms() {
   for (int32_t i = 0; i < net.layer_size(); i++) {
     auto &layer = const_cast<caffe::LayerParameter &>(net.layer(i));
     if (layer.top_size() == 1 && layer.bottom_size() == 1 && layer.top(0) == layer.bottom(0)) {
diff --git a/mindspore/lite/tools/converter/parser/caffe/caffe_inspector.h b/mindspore/lite/tools/converter/parser/caffe/caffe_inspector.h
index 5488f6d2e9..bb2a6dffee 100644
--- a/mindspore/lite/tools/converter/parser/caffe/caffe_inspector.h
+++ b/mindspore/lite/tools/converter/parser/caffe/caffe_inspector.h
@@ -33,8 +33,8 @@ class CaffeInspector {
 
   STATUS InspectModel(const caffe::NetParameter &proto);
   STATUS ParseInput();
-  STATUS FindInputAndOutput();
-  STATUS SetTopsAndBottoms();
+  STATUS FindGraphInputsAndOutputs();
+  STATUS SetLayerTopsAndBottoms();
 
   std::set<std::string> GetGraphInput() { return graphInput; }
   std::set<std::string> GetGraphOutput() { return graphOutput; }
diff --git a/mindspore/lite/tools/converter/parser/caffe/caffe_interp_parser.cc b/mindspore/lite/tools/converter/parser/caffe/caffe_interp_parser.cc
index d607002e16..2ea5774907 100644
--- a/mindspore/lite/tools/converter/parser/caffe/caffe_interp_parser.cc
+++ b/mindspore/lite/tools/converter/parser/caffe/caffe_interp_parser.cc
@@ -19,23 +19,12 @@
 
 namespace mindspore {
 namespace lite {
-STATUS CaffeInterpParser::Parse(const caffe::LayerParameter &proto, const caffe::LayerParameter &weight,
-                                schema::CNodeT *op, std::vector<schema::TensorT *> *weightVec) {
-  MS_LOG(DEBUG) << "parse CaffeInterpParser";
-  if (op == nullptr) {
-    MS_LOG(ERROR) << "op is null";
-    return RET_NULL_PTR;
-  }
-  op->primitive = std::make_unique<schema::PrimitiveT>();
-  if (op->primitive == nullptr) {
-    MS_LOG(ERROR) << "op->primitive is null";
-    return RET_NULL_PTR;
-  }
-
+PrimitiveC *CaffeInterpParser::ParseLitePrimitive(const caffe::LayerParameter &proto,
+                                                  const caffe::LayerParameter &weight) {
   std::unique_ptr<schema::ResizeT> attr = std::make_unique<schema::ResizeT>();
   if (attr == nullptr) {
     MS_LOG(ERROR) << "new op failed";
-    return RET_NULL_PTR;
+    return nullptr;
   }
 
   const caffe::InterpParameter &interpParam = proto.interp_param();
@@ -43,7 +32,7 @@ STATUS CaffeInterpParser::Parse(const caffe::LayerParameter &proto, const caffe:
     int64_t height = interpParam.height();
     if (height < 0) {
       MS_LOG(ERROR) << "Interp height must be > 0";
-      return RET_ERROR;
+      return nullptr;
     }
     attr->newHeight = height;
   }
@@ -52,17 +41,16 @@ STATUS CaffeInterpParser::Parse(const caffe::LayerParameter &proto, const caffe:
     int64_t width = interpParam.width();
     if (width < 0) {
       MS_LOG(ERROR) << "Interp width must be > 0";
-      return RET_ERROR;
+      return nullptr;
     }
     attr->newWidth = width;
   }
   attr->alignCorners = true;
   attr->method = schema::ResizeMethod_LINEAR;
-
-  op->name = proto.name();
-  op->primitive->value.type = schema::PrimitiveType_Resize;
-  op->primitive->value.value = attr.release();
-  return RET_OK;
+  auto primitive = std::make_unique<schema::PrimitiveT>();
+  primitive->value.type = schema::PrimitiveType_Resize;
+  primitive->value.value = attr.release();
+  return PrimitiveC::Create(primitive.release());
 }
 
 CaffeNodeRegistrar g_caffeInterpParser("Interp", new CaffeInterpParser());
diff --git a/mindspore/lite/tools/converter/parser/caffe/caffe_interp_parser.h b/mindspore/lite/tools/converter/parser/caffe/caffe_interp_parser.h
index decf497470..bdaaa170c1 100644
--- a/mindspore/lite/tools/converter/parser/caffe/caffe_interp_parser.h
+++ b/mindspore/lite/tools/converter/parser/caffe/caffe_interp_parser.h
@@ -28,8 +28,7 @@ class CaffeInterpParser : public CaffeNodeParser {
   CaffeInterpParser() : CaffeNodeParser("Interp") {}
   ~CaffeInterpParser() override = default;
 
-  STATUS Parse(const caffe::LayerParameter &proto, const caffe::LayerParameter &weight, schema::CNodeT *op,
-               std::vector<schema::TensorT *> *weightVec) override;
+  PrimitiveC *ParseLitePrimitive(const caffe::LayerParameter &proto, const caffe::LayerParameter &weight) override;
 };
 }  // namespace lite
 }  // namespace mindspore
diff --git a/mindspore/lite/tools/converter/parser/caffe/caffe_model_parser.cc b/mindspore/lite/tools/converter/parser/caffe/caffe_model_parser.cc
index 926b1c33eb..a917fae399 100644
--- a/mindspore/lite/tools/converter/parser/caffe/caffe_model_parser.cc
+++ b/mindspore/lite/tools/converter/parser/caffe/caffe_model_parser.cc
@@ -13,299 +13,419 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-
 #include "tools/converter/parser/caffe/caffe_model_parser.h"
 #include <vector>
 #include <iostream>
-#include <utility>
+#include <map>
+#include <algorithm>
 #include "tools/converter/parser/caffe/caffe_node_parser_registry.h"
 #include "tools/converter/parser/caffe/caffe_inspector.h"
 #include "tools/common/graph_util.h"
 #include "tools/common/protobuf_utils.h"
+#include "src/param_value_lite.h"
 
-namespace mindspore {
-namespace lite {
-CaffeModelParser::CaffeModelParser() {}
-
-CaffeModelParser::~CaffeModelParser() {}
+namespace mindspore::lite {
+CaffeModelParser::CaffeModelParser() = default;
 
-const std::set<std::string> CaffeModelParser::skipedLayerType = {"Dropout"};
+CaffeModelParser::~CaffeModelParser() = default;
 
-schema::MetaGraphT *CaffeModelParser::ParseToFb(const std::string &model_file, const std::string &weight_file,
-                                                const QuantType &quant_type) {
-  int status = ValidateFileStr(model_file, ".prototxt");
+FuncGraphPtr CaffeModelParser::Parse(const std::string &model_file, const std::string &weight_file,
+                                     const QuantType &quant_type) {
+  STATUS status = InitOriginModel(model_file, weight_file);
   if (status != RET_OK) {
-    MS_LOG(ERROR) << "INPUT ILLEGAL: modelFile must be *.prototxt";
     ReturnCode::GetSingleReturnCode()->UpdateReturnCode(status);
     return nullptr;
   }
-
-  if (weight_file.empty()) {
-    MS_LOG(ERROR) << "INPUT MISSING: weightFile is necessary";
-    ReturnCode::GetSingleReturnCode()->UpdateReturnCode(RET_GRAPH_FILE_ERR);
+  func_graph_ptr_ = std::make_shared<FuncGraph>();
+  status = ConvertGraphInputs();
+  if (status != RET_OK) {
+    ReturnCode::GetSingleReturnCode()->UpdateReturnCode(status);
     return nullptr;
   }
 
-  status = ValidateFileStr(weight_file, ".caffemodel");
+  status = ConvertLayers();
   if (status != RET_OK) {
-    MS_LOG(ERROR) << "INPUT ILLEGAL: weightFile must be *.caffemodel";
     ReturnCode::GetSingleReturnCode()->UpdateReturnCode(status);
     return nullptr;
   }
 
-  auto metaGraph = std::make_unique<schema::MetaGraphT>();
-  TensorCache tensorCache;
-
-  caffe::NetParameter proto;
-  status = ReadProtoFromText((const char *)model_file.c_str(), &proto);
+  status = ConvertGraphOutputs();
   if (status != RET_OK) {
-    MS_LOG(ERROR) << "Read prototxt file failed, model path: " << model_file;
     ReturnCode::GetSingleReturnCode()->UpdateReturnCode(status);
     return nullptr;
   }
-  metaGraph->name = proto.name();
+  return func_graph_ptr_;
+}
+
+STATUS CaffeModelParser::ConvertLayers() {
+  STATUS status = RET_OK;
+  std::map<std::string, caffe::LayerParameter> weight_layers;
+  for (int i = 0; i < caffe_weight_.layer_size(); i++) {
+    auto weight_layer = caffe_weight_.layer(i);
+    weight_layers[weight_layer.name()] = weight_layer;
+  }
+  for (int i = 0; i < caffe_model_.layer_size(); i++) {
+    auto layer = caffe_model_.layer(i);
+    caffe::LayerParameter weight;
+    if (weight_layers.find(layer.name()) != weight_layers.end()) {
+      weight = weight_layers.find(layer.name())->second;
+    }
+
+    if (IsSkipedLayer(layer)) {
+      continue;
+    }
+
+    // parse primitive
+    auto node_parser = CaffeNodeParserRegistry::GetInstance()->GetNodeParser(layer.type());
+    if (node_parser == nullptr) {
+      NoSupportOp::GetInstance()->InsertOp(layer.type());
+      status = (status == RET_OK ? RET_NOT_FIND_OP : status);
+      continue;
+    }
+
+    if (status != RET_OK) {
+      continue;
+    }
+
+    auto primitive_c = node_parser->ParseLitePrimitive(layer, weight);
+    if (primitive_c == nullptr) {
+      MS_LOG(ERROR) << "parse node " << layer.name() << " failed.";
+      continue;
+    }
+
+    // build inputs
+    std::vector<AnfNodePtr> input_nodes;
+    status = ConvertBottom(layer, &input_nodes);
+    if (status != RET_OK) {
+      MS_LOG(ERROR) << "Convert layer bottom for " << layer.name() << " failed.";
+      ReturnCode::GetSingleReturnCode()->UpdateReturnCode(status);
+      return status;
+    }
+
+    // build weights
+    std::vector<ParameterPtr> const_parameters;
+    status = ConvertBlobs(weight, &const_parameters);
+    if (status != RET_OK) {
+      MS_LOG(ERROR) << "Convert blobs for " << layer.name() << " failed.";
+      ReturnCode::GetSingleReturnCode()->UpdateReturnCode(status);
+      return status;
+    }
+
+    // build cnode
+    std::vector<AnfNodePtr> op_inputs = {NewValueNode(std::shared_ptr<lite::PrimitiveC>(primitive_c))};
+    op_inputs.insert(op_inputs.end(), input_nodes.begin(), input_nodes.end());
+    op_inputs.insert(op_inputs.end(), const_parameters.begin(), const_parameters.end());
+    auto new_cnode = func_graph_ptr_->NewCNode(op_inputs);
+    new_cnode->set_fullname_with_scope(layer.name());
+
+    // convert outputs
+    status = ConvertTop(layer, new_cnode);
+    if (status != RET_OK) {
+      MS_LOG(ERROR) << "Convert outputs for " << layer.name() << " failed.";
+      ReturnCode::GetSingleReturnCode()->UpdateReturnCode(status);
+      return status;
+    }
+
+    status = ConvertLayerQuantParams(layer, weight, primitive_c);
+    if (status != RET_OK) {
+      MS_LOG(ERROR) << "Convert quant params for " << layer.name() << " failed.";
+      ReturnCode::GetSingleReturnCode()->UpdateReturnCode(status);
+      return status;
+    }
+  }
+  return status;
+}
 
-  caffe::NetParameter weight;
-  status = ReadProtoFromBinaryFile((const char *)weight_file.c_str(), &weight);
+STATUS CaffeModelParser::InitOriginModel(const std::string &model_file, const std::string &weight_file) {
+  int status = ValidateFileStr(model_file, ".prototxt");
   if (status != RET_OK) {
-    MS_LOG(ERROR) << "Read caffemodel file failed, model path: " << weight_file;
+    MS_LOG(ERROR) << "INPUT ILLEGAL: modelFile must be *.prototxt";
     ReturnCode::GetSingleReturnCode()->UpdateReturnCode(status);
-    return nullptr;
+    return RET_INPUT_PARAM_INVALID;
+  }
+
+  if (weight_file.empty()) {
+    MS_LOG(ERROR) << "INPUT MISSING: weightFile is necessary";
+    ReturnCode::GetSingleReturnCode()->UpdateReturnCode(RET_GRAPH_FILE_ERR);
+    return RET_INPUT_PARAM_INVALID;
   }
 
-  status = GetModelInput(proto, &tensorCache);
+  status = ValidateFileStr(weight_file, ".caffemodel");
   if (status != RET_OK) {
-    MS_LOG(ERROR) << "GetModelInput failed " << status;
+    MS_LOG(ERROR) << "INPUT ILLEGAL: weightFile must be *.caffemodel";
     ReturnCode::GetSingleReturnCode()->UpdateReturnCode(status);
-    return nullptr;
+    return RET_INPUT_PARAM_INVALID;
   }
 
-  NoSupportOp::GetInstance()->SetFmkType("CAFFE");
-  status = ParseLayer(proto, weight, &tensorCache, metaGraph.get(), quant_type);
+  status = ReadProtoFromText((const char *)model_file.c_str(), &caffe_model_);
   if (status != RET_OK) {
-    MS_LOG(ERROR) << "ParseLayer failed " << status;
+    MS_LOG(ERROR) << "Read prototxt file failed, model path: " << model_file;
     ReturnCode::GetSingleReturnCode()->UpdateReturnCode(status);
-    for (auto &tensor : tensorCache.GetCachedTensor()) {
-      delete tensor;
-    }
-    return nullptr;
+    return RET_ERROR;
   }
 
-  status = SetGraphTensorIndex(proto, &tensorCache, metaGraph.get());
+  status = ReadProtoFromBinaryFile((const char *)weight_file.c_str(), &caffe_weight_);
   if (status != RET_OK) {
-    MS_LOG(ERROR) << "Set inputTensor index and outputTensor index for graph failed!";
+    MS_LOG(ERROR) << "Read caffemodel file failed, model path: " << weight_file;
     ReturnCode::GetSingleReturnCode()->UpdateReturnCode(status);
-    return nullptr;
+    return RET_ERROR;
   }
-  metaGraph->name = GetModelName(model_file);
-
-  SetAllTensors(tensorCache, metaGraph.get());
-
-  return metaGraph.release();
+  return RET_OK;
 }
 
-STATUS CaffeModelParser::SetOpInputIdx(const caffe::LayerParameter &layer, schema::CNodeT *op,
-                                       TensorCache *tensorCache) {
-  for (int i = 0; i < layer.bottom_size(); i++) {
-    int index = -1;
-    if (splitLayer.find(layer.bottom(i)) != splitLayer.end()) {
-      index = tensorCache->FindTensor(splitLayer.find(layer.bottom(i))->second);
-    } else {
-      index = tensorCache->FindTensor(layer.bottom(i));
-    }
-    if (index >= 0) {
-      op->inputIndex.emplace_back(index);
-    } else {
-      MS_LOG(ERROR) << "Can't find input layer for " << layer.name().c_str();
-      return RET_ERROR;
+STATUS CaffeModelParser::ConvertGraphInputs() {
+  for (int i = 0; i < caffe_model_.layer_size(); i++) {
+    auto layer = caffe_model_.layer(i);
+    if (layer.type() == "Input") {
+      auto parameter = func_graph_ptr_->add_parameter();
+      std::vector<int64_t> shape;
+      for (int j = 0; j < layer.input_param().shape(0).dim_size(); j++) {
+        shape.push_back(layer.input_param().shape(0).dim(j));
+      }
+      auto type_ptr = TypeIdToType(TypeId::kNumberTypeFloat32);
+      auto abstract_tensor = std::make_shared<abstract::AbstractTensor>(type_ptr, shape);
+      parameter->set_abstract(abstract_tensor);
+      parameter->set_name("graph-input-" + std::to_string(i));
+      nodes_.insert(std::pair(layer.top(0), parameter));
+      return RET_OK;
     }
   }
-  return RET_OK;
-}
 
-STATUS CaffeModelParser::SetOpOutputIdx(const caffe::LayerParameter &layer, schema::CNodeT *op,
-                                        TensorCache *tensorCache) {
-  for (int i = 0; i < layer.top_size(); i++) {
-    std::unique_ptr<schema::TensorT> msTensor = std::make_unique<schema::TensorT>();
-    op->outputIndex.emplace_back(tensorCache->AddTensor(layer.top(i), msTensor.release(), OP_OUTPUT));
+  if (caffe_model_.input_dim_size() > 0) {
+    for (int i = 0; i < caffe_model_.input_size(); i++) {
+      std::vector<int64_t> shape;
+      if (caffe_model_.input_dim_size() > 4) {
+        int step = caffe_model_.input_dim_size() / caffe_model_.input_size();
+        for (int j = i * step; j < (i + 1) * step; j++) {
+          shape.push_back(caffe_model_.input_dim(j));
+        }
+      } else {
+        for (int j = 0; j < caffe_model_.input_dim_size(); j++) {
+          shape.push_back(caffe_model_.input_dim(j));
+        }
+      }
+      auto parameter = func_graph_ptr_->add_parameter();
+      auto type_ptr = TypeIdToType(TypeId::kNumberTypeFloat32);
+      auto abstract_tensor = std::make_shared<abstract::AbstractTensor>(type_ptr, shape);
+      parameter->set_abstract(abstract_tensor);
+      parameter->set_name("graph-input-" + caffe_model_.input(i));
+      nodes_.insert(std::pair(caffe_model_.input(i), parameter));
+    }
+  } else {
+    for (int i = 0; i < caffe_model_.input_shape_size(); i++) {
+      auto shape = caffe_model_.input_shape(i);
+      std::vector<int64_t> shape_vector;
+      for (int j = 0; j < shape.dim_size(); j++) {
+        shape_vector.push_back(shape.dim(j));
+      }
+      auto parameter = func_graph_ptr_->add_parameter();
+      auto type_ptr = TypeIdToType(TypeId::kNumberTypeFloat32);
+      auto abstract_tensor = std::make_shared<abstract::AbstractTensor>(type_ptr, shape_vector);
+      parameter->set_abstract(abstract_tensor);
+      parameter->set_name("graph-input-" + caffe_model_.input(i));
+      nodes_.insert(std::pair(caffe_model_.input(i), parameter));
+    }
   }
   return RET_OK;
 }
 
-STATUS CaffeModelParser::SetWeightTensor(const std::vector<schema::TensorT *> &weightVec, schema::CNodeT *op,
-                                         TensorCache *tensorCache) {
-  for (auto iter : weightVec) {
-    op->inputIndex.emplace_back(tensorCache->AddTensor("Weight", iter, CONST));
+STATUS CaffeModelParser::ConvertGraphOutputs() {
+  CaffeInspector caffeInspector;
+  caffeInspector.InspectModel(caffe_model_);
+  if (caffeInspector.GetGraphOutput().size() > 1) {
+    std::vector<AnfNodePtr> make_tuple_inputs;
+    auto make_tuple_prim_ptr = GetMakeTuplePrim();
+    if (make_tuple_prim_ptr == nullptr) {
+      MS_LOG(ERROR) << "GetMakeTuplePrim return nullptr";
+      return RET_NULL_PTR;
+    }
+    auto make_tuple_prim = NewValueNode(make_tuple_prim_ptr);
+    make_tuple_inputs.emplace_back(make_tuple_prim);
+    for (const auto &output_node : caffeInspector.GetGraphOutput()) {
+      if (nodes_.find(output_node) == nodes_.end()) {
+        MS_LOG(ERROR) << "Can't find input node.";
+        return RET_NOT_FIND_OP;
+      }
+      auto cnode = nodes_.find(output_node)->second;
+      make_tuple_inputs.emplace_back(cnode);
+    }
+    auto make_tuple_cnode = func_graph_ptr_->NewCNode(make_tuple_inputs);
+    make_tuple_cnode->set_fullname_with_scope("return tuple");
+
+    std::vector<AnfNodePtr> op_inputs;
+    auto return_prim_ptr = GetReturnPrim();
+    if (return_prim_ptr == nullptr) {
+      MS_LOG(ERROR) << "GetReturnPrim return nullptr";
+      return RET_NULL_PTR;
+    }
+    auto value_node = NewValueNode(return_prim_ptr);
+    op_inputs.emplace_back(value_node);
+    op_inputs.emplace_back(make_tuple_cnode);
+    auto cnode = func_graph_ptr_->NewCNode(op_inputs);
+    cnode->set_fullname_with_scope("return");
+    func_graph_ptr_->set_return(cnode);
+  } else {
+    auto returnPrim = GetReturnPrim();
+    if (returnPrim == nullptr) {
+      MS_LOG(ERROR) << "GetReturnPrim return nullptr";
+      return RET_NULL_PTR;
+    }
+    auto valueNode = NewValueNode(returnPrim);
+    std::vector<AnfNodePtr> opInputs{valueNode};
+    if (nodes_.find(*caffeInspector.GetGraphOutput().begin()) == nodes_.end()) {
+      MS_LOG(ERROR) << "Can't find input node.";
+      return RET_NOT_FIND_OP;
+    }
+    auto cnode = nodes_.find(*caffeInspector.GetGraphOutput().begin())->second;
+    if (nullptr == cnode) {
+      MS_LOG(ERROR) << "Can't find input node.";
+      return RET_NOT_FIND_OP;
+    }
+    opInputs.emplace_back(cnode);
+    auto returnCnode = func_graph_ptr_->NewCNode(opInputs);
+    returnCnode->set_fullname_with_scope("return");
+    func_graph_ptr_->set_return(returnCnode);
   }
   return RET_OK;
 }
 
-STATUS CaffeModelParser::SetAllTensors(const TensorCache &tensorCache, schema::MetaGraphT *subGraphDef) {
-  std::vector<schema::TensorT *> tensors = tensorCache.GetCachedTensor();
-  for (auto iter : tensors) {
-    std::unique_ptr<schema::TensorT> temp(iter);
-    subGraphDef->allTensors.emplace_back(move(temp));
+STATUS CaffeModelParser::ConvertLayerQuantParams(const caffe::LayerParameter &layer,
+                                                 const caffe::LayerParameter &weight, lite::PrimitiveC *primitive_c) {
+  if (primitive_c == nullptr) {
+    MS_LOG(ERROR) << "primitive_c is null, get quant params failed.";
+    return RET_NULL_PTR;
+  }
+  for (auto input_idx : layer.bottom()) {
+    std::vector<schema::QuantParamT> notinited_quant_params(1);
+    primitive_c->AddInputQuantParam(notinited_quant_params);
+  }
+  for (auto input_idx : weight.blobs()) {
+    std::vector<schema::QuantParamT> notinited_quant_params(1);
+    primitive_c->AddInputQuantParam(notinited_quant_params);
+  }
+  for (auto output_idx : layer.top()) {
+    std::vector<schema::QuantParamT> notinited_quant_params(1);
+    primitive_c->AddOutputQuantParam(notinited_quant_params);
   }
   return RET_OK;
 }
 
-STATUS CaffeModelParser::SetGraphTensorIndex(const caffe::NetParameter &proto, TensorCache *tensorCache,
-                                             schema::MetaGraphT *subGraphDef) {
-  CaffeInspector caffeInspector;
-  caffeInspector.InspectModel(proto);
-  for (auto iter : caffeInspector.GetGraphInput()) {
-    int index = tensorCache->FindTensor(iter);
-    if (index >= 0) {
-      subGraphDef->inputIndex.emplace_back(index);
-    } else {
-      MS_LOG(ERROR) << "Can't find input tensor layer for graph.";
-      return RET_ERROR;
-    }
+STATUS CaffeModelParser::ConvertBlobs(const caffe::LayerParameter &layer, std::vector<ParameterPtr> *const_parameters) {
+  if (const_parameters == nullptr) {
+    MS_LOG(ERROR) << "const parameters are null";
+    return RET_NULL_PTR;
   }
 
-  for (auto iter : caffeInspector.GetGraphOutput()) {
-    int index = -1;
-    if (splitLayer.find(iter) != splitLayer.end()) {
-      index = tensorCache->FindTensor(splitLayer.find(iter)->second);
+  // Layer must have Filter
+  if (layer.blobs_size() == 0) {
+    MS_LOG(INFO) << "No filter data in layer " << layer.name().c_str();
+    return RET_OK;
+  }
+  for (int i = 0; i < layer.blobs_size(); i++) {
+    std::vector<int32_t> shape;
+    ConvertShape(layer.blobs(i), &shape);
+
+    // cal Weight num
+    auto parameter = func_graph_ptr_->add_parameter();
+    auto type_ptr = TypeIdToType(TypeId::kNumberTypeFloat32);
+    std::vector<int64_t> shape_vector;
+    (void)std::transform(shape.begin(), shape.end(), std::back_inserter(shape_vector),
+                         [](const int32_t &value) { return static_cast<int64_t>(value); });
+    auto abstract_tensor = std::make_shared<abstract::AbstractTensor>(type_ptr, shape_vector);
+    parameter->set_abstract(abstract_tensor);
+    if (layer.type() == "Convolution" || layer.type() == "Deconvolution") {
+      if (i == 0) {
+        parameter->set_name(layer.name() + "/weight");
+      } else if (i == 1) {
+        parameter->set_name(layer.name() + "/bias");
+      }
     } else {
-      index = tensorCache->FindTensor(iter);
+      parameter->set_name(layer.name() + "/input-" + std::to_string(i + layer.top_size()));
     }
-    if (index >= 0) {
-      subGraphDef->outputIndex.emplace_back(index);
+    ParamValueLitePtr param_value = std::make_shared<ParamValueLite>();
+    MS_ASSERT(param_value != nullptr);
+    param_value->set_tensor_shape(shape);
+    param_value->set_tensor_type(TypeId::kNumberTypeFloat32);
+    param_value->set_format(schema::Format::Format_NCHW);
+
+    int count = 0;
+    if (layer.blobs(i).double_data_size() > 0) {
+      count = layer.blobs(i).double_data_size();
+      auto buf = std::make_unique<float[]>(count);
+      for (int j = 0; j < count; ++j) {
+        buf[j] = layer.blobs(j).double_data(j);
+      }
+      param_value->set_tensor_addr(buf.release());
     } else {
-      MS_LOG(ERROR) << "Can't find output tensor layer for graph.";
-      return RET_ERROR;
+      count = layer.blobs(i).data_size();
+      auto buf = std::make_unique<float[]>(count);
+      const float *data_ptr = layer.blobs(i).data().data();
+      if (EOK != ::memcpy_s(buf.get(), count * sizeof(float), data_ptr, count * sizeof(float))) {
+        MS_LOG(ERROR) << "memcpy_s failed.";
+        return RET_ERROR;
+      }
+      param_value->set_tensor_addr(buf.release());
     }
+    param_value->set_tensor_size(count * sizeof(float));
+    parameter->set_default_param(param_value);
+    const_parameters->emplace_back(parameter);
   }
   return RET_OK;
 }
 
-STATUS CaffeModelParser::ParseLayer(const caffe::NetParameter &proto, const caffe::NetParameter &weight,
-                                    TensorCache *tensorCache, schema::MetaGraphT *subGraphDef,
-                                    const QuantType &quantType) {
-  static bool interrupt = false;
-  int status = RET_OK;
-  for (int i = 0; i < proto.layer_size(); i++) {
-    auto layer = proto.layer(i);
-
-    caffe::LayerParameter layerP;
-    for (int j = 0; j < weight.layer_size(); j++) {
-      auto tempLayer = weight.layer(j);
-      if (tempLayer.name() == layer.name()) {
-        layerP = tempLayer;
-        break;
-      }
-    }
-    if (layer.type() == "Input") {
-      std::unique_ptr<schema::TensorT> msTensor = std::make_unique<schema::TensorT>();
-      for (int j = 0; j < layer.input_param().shape(0).dim_size(); j++) {
-        msTensor->dims.push_back(layer.input_param().shape(0).dim(j));
-      }
-      msTensor->nodeType = schema::NodeType::NodeType_ValueNode;
-      msTensor->refCount = 1;
-      msTensor->dataType = kNumberTypeFloat32;
-      tensorCache->AddTensor(layer.top(0), msTensor.release(), GRAPH_INPUT);
-    } else {
-      if (skipedLayerType.find(layer.type()) != skipedLayerType.end()) {
-        MS_LOG(INFO) << "Skip layer " << layer.name();
-        continue;
-      }
-
-      // here we only process the bn with phase
-      if (layer.type() == "BatchNorm" && layer.include_size() == 1) {
-        if (layer.include(0).phase() == caffe::TRAIN) {
-          MS_LOG(INFO) << "Skip layer " << layer.name();
-          continue;
-        }
-      }
-
-      std::unique_ptr<schema::CNodeT> op = std::make_unique<schema::CNodeT>();
-      op->name = layer.name();
-      op->quantType = quantType;
-      if (layer.type() == "Split") {
-        for (int j = 0; j < layer.top_size(); ++j) {
-          splitLayer.emplace(layer.top(j), layer.bottom(0));
-        }
-        continue;
-      }
-
-      auto nodeParser = CaffeNodeParserRegistry::GetInstance()->GetNodeParser(layer.type().c_str());
-      if (nodeParser == nullptr || interrupt) {
-        interrupt = true;
-        if (nodeParser == nullptr) {
-          NoSupportOp::GetInstance()->InsertOp(layer.type());
-          status = (status == RET_OK ? RET_NOT_FIND_OP : status);
-        }
-        continue;
-      }
-
-      std::vector<schema::TensorT *> weightVec;
-      auto status_node = nodeParser->Parse(layer, layerP, op.get(), &weightVec);
-      if (status_node != RET_OK) {
-        interrupt = true;
-        if (status_node == RET_NOT_FIND_OP) {
-          NoSupportOp::GetInstance()->InsertOp(layer.type());
-        } else {
-          MS_LOG(ERROR) << "Parse weight for " << layer.name() << " Failed!";
-        }
-        status = (status == RET_OK ? status_node : status);
-        continue;
-      }
-
-      status_node = SetOpInputIdx(layer, op.get(), tensorCache);
-      if (status_node != RET_OK) {
-        MS_LOG(ERROR) << "Set Op " << layer.name() << " Input Index Failed!";
-        status = (status == RET_OK ? status_node : status);
-      }
-      SetWeightTensor(weightVec, op.get(), tensorCache);
-
-      status_node = SetOpOutputIdx(layer, op.get(), tensorCache);
-      if (status_node != RET_OK) {
-        interrupt = true;
-        MS_LOG(ERROR) << "Set Op " << layer.name() << " Output Index Failed!";
-        status = (status == RET_OK ? status_node : status);
-        continue;
-      }
-
-      // op->fmkType = FmkType_CAFFE;
-      subGraphDef->nodes.emplace_back(move(op));
+STATUS CaffeModelParser::ConvertBottom(const caffe::LayerParameter &layer, std::vector<AnfNodePtr> *input_nodes) {
+  if (input_nodes == nullptr) {
+    MS_LOG(ERROR) << "input_nodes is null";
+    return RET_NULL_PTR;
+  }
+  for (int i = 0; i < layer.bottom_size(); i++) {
+    if (nodes_.find(layer.bottom(i)) == nodes_.end()) {
+      MS_LOG(ERROR) << "layer bottom " << layer.bottom(i) << " is not found";
+      return RET_NOT_FIND_OP;
     }
+    input_nodes->emplace_back(nodes_.find(layer.bottom(i))->second);
   }
-  return status;
+  return RET_OK;
 }
 
-STATUS CaffeModelParser::GetModelInput(const caffe::NetParameter &proto, TensorCache *tensorCache) {
-  for (int i = 0; i < proto.input_size(); i++) {
-    if (proto.input_dim_size() <= 0) {
-      continue;
-    }
-    std::unique_ptr<schema::TensorT> msTensor = std::make_unique<schema::TensorT>();
-    if (proto.input_dim_size() > 4) {
-      int step = proto.input_dim_size() / proto.input_size();
-      for (int j = i * step; j < (i + 1) * step; j++) {
-        msTensor->dims.push_back(proto.input_dim(j));
-      }
-    } else {
-      for (int j = 0; j < proto.input_dim_size(); j++) {
-        msTensor->dims.push_back(proto.input_dim(j));
-      }
-    }
-    msTensor->refCount = schema::NodeType::NodeType_ValueNode;
-    msTensor->dataType = kNumberTypeFloat32;
-    tensorCache->AddTensor(proto.input(i), msTensor.release(), GRAPH_INPUT);
+STATUS CaffeModelParser::ConvertTop(const caffe::LayerParameter &layer, const CNodePtr &cnode) {
+  auto type_ptr = TypeIdToType(TypeId::kNumberTypeFloat32);
+  std::vector<int64_t> shape_vector;
+  if (layer.top_size() == 1) {
+    cnode->set_abstract(std::make_shared<abstract::AbstractTensor>(type_ptr, shape_vector));
+    nodes_[layer.top(0)] = cnode;
+    return RET_OK;
   }
 
-  for (int i = 0; i < proto.input_shape_size(); i++) {
-    auto shape = proto.input_shape(i);
-    std::unique_ptr<schema::TensorT> msTensor = std::make_unique<schema::TensorT>();
-    for (int j = 0; j < shape.dim_size(); j++) {
-      msTensor->dims.push_back(shape.dim(j));
+  AbstractBasePtrList abstract_list;
+  for (int i = 0; i < layer.top_size(); i++) {
+    abstract_list.emplace_back(std::make_shared<abstract::AbstractTensor>(type_ptr, shape_vector));
+    auto tuple_get_item_prim_ptr = GetTupleGetItemPrim();
+    if (tuple_get_item_prim_ptr == nullptr) {
+      MS_LOG(ERROR) << "GetTupleGetItemPrim return nullptr";
+      return RET_NULL_PTR;
     }
-    msTensor->refCount = schema::NodeType::NodeType_ValueNode;
-    msTensor->dataType = kNumberTypeFloat32;
-    tensorCache->AddTensor(proto.input(i), msTensor.release(), GRAPH_INPUT);
+    auto tuple_get_item_prim = NewValueNode(tuple_get_item_prim_ptr);
+    auto get_item_value = NewValueNode(MakeValue<int>(i));
+    std::vector<AnfNodePtr> inputs{tuple_get_item_prim, cnode, get_item_value};
+    CNodePtr get_item_cnode = func_graph_ptr_->NewCNode(inputs);
+    get_item_cnode->set_fullname_with_scope(layer.top(i));
+    nodes_[layer.top(i)] = get_item_cnode;
   }
+  cnode->set_abstract(std::make_shared<abstract::AbstractTuple>(abstract_list));
   return RET_OK;
 }
-}  // namespace lite
-}  // namespace mindspore
+
+bool CaffeModelParser::IsSkipedLayer(const caffe::LayerParameter &layer) {
+  if (layer.type() == "Input" || layer.type() == "Dropout") {
+    return true;
+  }
+  return layer.include_size() == 1 && layer.include(0).phase() == caffe::TRAIN;
+}
+
+MetaGraphT *CaffeModelParser::ParseToFb(const std::string &model_file, const std::string &weight_file,
+                                        const QuantType &quant_type) {
+  return nullptr;
+}
+
+}  // namespace mindspore::lite
diff --git a/mindspore/lite/tools/converter/parser/caffe/caffe_model_parser.h b/mindspore/lite/tools/converter/parser/caffe/caffe_model_parser.h
index c5c8c5571a..ca61a934a0 100644
--- a/mindspore/lite/tools/converter/parser/caffe/caffe_model_parser.h
+++ b/mindspore/lite/tools/converter/parser/caffe/caffe_model_parser.h
@@ -13,7 +13,6 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-
 #ifndef MINDSPORE_LITE_TOOLS_CONVERTER_PARSER_CAFFE_CAFFE_MODEL_PARSER_H_
 #define MINDSPORE_LITE_TOOLS_CONVERTER_PARSER_CAFFE_CAFFE_MODEL_PARSER_H_
 
@@ -24,41 +23,45 @@
 #include <unordered_map>
 #include "tools/converter/model_parser.h"
 #include "proto/caffe.pb.h"
-#include "tools/common/tensor_util.h"
 
-namespace mindspore {
-namespace lite {
+namespace mindspore::lite {
 class CaffeModelParser : public ModelParser {
  public:
   CaffeModelParser();
 
-  virtual ~CaffeModelParser();
+  ~CaffeModelParser() override;
+
+  FuncGraphPtr Parse(const std::string &model_file, const std::string &weight_file,
+                     const QuantType &quant_type) override;
+
+  MetaGraphT *ParseToFb(const std::string &model_file, const std::string &weight_file,
+                        const QuantType &quant_type) override;
 
  private:
-  schema::MetaGraphT *ParseToFb(const std::string &model_file, const std::string &weight_file,
-                                const QuantType &quant_type = QuantType_QUANT_NONE) override;
+  STATUS InitOriginModel(const std::string &model_file, const std::string &weight_file);
 
-  STATUS SetOpInputIdx(const caffe::LayerParameter &layer, schema::CNodeT *op, TensorCache *tensorCache);
+  STATUS ConvertGraphInputs();
 
-  STATUS SetOpOutputIdx(const caffe::LayerParameter &layer, schema::CNodeT *op, TensorCache *tensorCache);
+  STATUS ConvertGraphOutputs();
 
-  STATUS SetWeightTensor(const std::vector<schema::TensorT *> &weightVec, schema::CNodeT *op, TensorCache *tensorCache);
+  STATUS ConvertLayers();
 
-  STATUS SetAllTensors(const TensorCache &tensorCache, schema::MetaGraphT *subGraphDef);
+  STATUS ConvertLayerQuantParams(const caffe::LayerParameter &layer, const caffe::LayerParameter &weight,
+                                 lite::PrimitiveC *primitive_c);
 
-  STATUS SetGraphTensorIndex(const caffe::NetParameter &proto, TensorCache *tensorCache,
-                             schema::MetaGraphT *subGraphDef);
+  STATUS ConvertBlobs(const caffe::LayerParameter &layer, std::vector<ParameterPtr> *const_parameters);
 
-  STATUS ParseLayer(const caffe::NetParameter &proto, const caffe::NetParameter &weight, TensorCache *tensorCache,
-                    schema::MetaGraphT *subGraphDef, const QuantType &quantType);
+  STATUS ConvertBottom(const caffe::LayerParameter &layer, std::vector<AnfNodePtr> *input_nodes);
 
-  STATUS GetModelInput(const caffe::NetParameter &proto, TensorCache *tensorCache);
+  STATUS ConvertTop(const caffe::LayerParameter &layer, const CNodePtr &cnode);
 
-  static const std::set<std::string> skipedLayerType;
+  bool IsSkipedLayer(const caffe::LayerParameter &layer);
 
-  std::unordered_map<std::string, std::string> splitLayer;
+  caffe::NetParameter caffe_model_;
+  caffe::NetParameter caffe_weight_;
+  std::unordered_map<std::string, AnfNodePtr> nodes_;
+  FuncGraphPtr func_graph_ptr_;
 };
-}  // namespace lite
-}  // namespace mindspore
+}  // namespace mindspore::lite
 
 #endif  // MINDSPORE_LITE_TOOLS_CONVERTER_PARSER_CAFFE_CAFFE_MODEL_PARSER_H_
diff --git a/mindspore/lite/tools/converter/parser/caffe/caffe_node_parser.h b/mindspore/lite/tools/converter/parser/caffe/caffe_node_parser.h
index e01181d1dd..c713436dee 100644
--- a/mindspore/lite/tools/converter/parser/caffe/caffe_node_parser.h
+++ b/mindspore/lite/tools/converter/parser/caffe/caffe_node_parser.h
@@ -19,6 +19,8 @@
 
 #include <string>
 #include <vector>
+#include "src/ops/primitive_c.h"
+#include "c_ops/primitive_c.h"
 #include "google/protobuf/message.h"
 #include "schema/inner/model_generated.h"
 #include "proto/caffe.pb.h"
@@ -34,8 +36,10 @@ class CaffeNodeParser {
 
   virtual ~CaffeNodeParser() {}
 
-  virtual int Parse(const caffe::LayerParameter &proto, const caffe::LayerParameter &weight, schema::CNodeT *op,
-                    std::vector<schema::TensorT *> *weightVec) = 0;
+  virtual lite::PrimitiveC *ParseLitePrimitive(const caffe::LayerParameter &proto,
+                                               const caffe::LayerParameter &weight) {
+    return nullptr;
+  }
 
  protected:
   const std::string name;
diff --git a/mindspore/lite/tools/converter/parser/caffe/caffe_permute_parser.cc b/mindspore/lite/tools/converter/parser/caffe/caffe_permute_parser.cc
index d1a75ba2b2..e552e4c34e 100644
--- a/mindspore/lite/tools/converter/parser/caffe/caffe_permute_parser.cc
+++ b/mindspore/lite/tools/converter/parser/caffe/caffe_permute_parser.cc
@@ -19,23 +19,12 @@
 
 namespace mindspore {
 namespace lite {
-STATUS CaffePermuteParser::Parse(const caffe::LayerParameter &proto, const caffe::LayerParameter &weight,
-                                 schema::CNodeT *op, std::vector<schema::TensorT *> *weightVec) {
-  MS_LOG(DEBUG) << "parse CaffePermuteParser";
-  if (op == nullptr) {
-    MS_LOG(ERROR) << "op is null";
-    return RET_NULL_PTR;
-  }
-  op->primitive = std::make_unique<schema::PrimitiveT>();
-  if (op->primitive == nullptr) {
-    MS_LOG(ERROR) << "op->primitive is null";
-    return RET_NULL_PTR;
-  }
-
+PrimitiveC *CaffePermuteParser::ParseLitePrimitive(const caffe::LayerParameter &proto,
+                                                   const caffe::LayerParameter &weight) {
   std::unique_ptr<schema::TransposeT> attr = std::make_unique<schema::TransposeT>();
   if (attr == nullptr) {
     MS_LOG(ERROR) << "new op failed";
-    return RET_NULL_PTR;
+    return nullptr;
   }
 
   const caffe::PermuteParameter &permuteParam = proto.permute_param();
@@ -45,11 +34,10 @@ STATUS CaffePermuteParser::Parse(const caffe::LayerParameter &proto, const caffe
     attr->perm[i] = (int32_t)permuteParam.order()[i];
   }
   attr->conjugate = false;
-
-  op->name = proto.name();
-  op->primitive->value.type = schema::PrimitiveType_Transpose;
-  op->primitive->value.value = attr.release();
-  return RET_OK;
+  auto primitive = std::make_unique<schema::PrimitiveT>();
+  primitive->value.type = schema::PrimitiveType_Transpose;
+  primitive->value.value = attr.release();
+  return PrimitiveC::Create(primitive.release());
 }
 
 CaffeNodeRegistrar g_caffePermuteParser("Permute", new CaffePermuteParser());
diff --git a/mindspore/lite/tools/converter/parser/caffe/caffe_permute_parser.h b/mindspore/lite/tools/converter/parser/caffe/caffe_permute_parser.h
index 7d43ff3d3b..ae19bc391c 100644
--- a/mindspore/lite/tools/converter/parser/caffe/caffe_permute_parser.h
+++ b/mindspore/lite/tools/converter/parser/caffe/caffe_permute_parser.h
@@ -28,8 +28,7 @@ class CaffePermuteParser : public CaffeNodeParser {
   CaffePermuteParser() : CaffeNodeParser("Permute") {}
   ~CaffePermuteParser() override = default;
 
-  STATUS Parse(const caffe::LayerParameter &proto, const caffe::LayerParameter &weight, schema::CNodeT *op,
-               std::vector<schema::TensorT *> *weightVec) override;
+  PrimitiveC *ParseLitePrimitive(const caffe::LayerParameter &proto, const caffe::LayerParameter &weight) override;
 };
 }  // namespace lite
 }  // namespace mindspore
diff --git a/mindspore/lite/tools/converter/parser/caffe/caffe_pooling_parser.cc b/mindspore/lite/tools/converter/parser/caffe/caffe_pooling_parser.cc
index de3329283a..7964fdab79 100644
--- a/mindspore/lite/tools/converter/parser/caffe/caffe_pooling_parser.cc
+++ b/mindspore/lite/tools/converter/parser/caffe/caffe_pooling_parser.cc
@@ -19,67 +19,6 @@
 
 namespace mindspore {
 namespace lite {
-STATUS CaffePoolingParser::Parse(const caffe::LayerParameter &proto, const caffe::LayerParameter &weight,
-                                 schema::CNodeT *op, std::vector<schema::TensorT *> *weightVec) {
-  MS_LOG(DEBUG) << "parse CaffePoolingParser";
-  if (op == nullptr) {
-    MS_LOG(ERROR) << "op is null";
-    return RET_NULL_PTR;
-  }
-  op->primitive = std::make_unique<schema::PrimitiveT>();
-  if (op->primitive == nullptr) {
-    MS_LOG(ERROR) << "op->primitive is null";
-    return RET_NULL_PTR;
-  }
-
-  std::unique_ptr<schema::PoolingT> attr = std::make_unique<schema::PoolingT>();
-  if (attr == nullptr) {
-    MS_LOG(ERROR) << "new op failed";
-    return RET_NULL_PTR;
-  }
-
-  attr->format = schema::Format::Format_NCHW;
-
-  const caffe::PoolingParameter &poolingParam = proto.pooling_param();
-  auto status = ParsePads(poolingParam, attr.get());
-  if (status != RET_OK) {
-    MS_LOG(ERROR) << "ParsePads for " << proto.name().c_str() << " failed";
-    return RET_ERROR;
-  }
-
-  status = ParseStrides(poolingParam, attr.get());
-  if (status != RET_OK) {
-    MS_LOG(ERROR) << "ParseStrides for " << proto.name().c_str() << " failed";
-    return RET_ERROR;
-  }
-
-  status = ParseWindows(poolingParam, attr.get());
-  if (status != RET_OK) {
-    MS_LOG(ERROR) << "ParseWindows for " << proto.name().c_str() << " failed";
-    return RET_ERROR;
-  }
-
-  status = ParsePoolingMode(poolingParam, attr.get());
-  if (status != RET_OK) {
-    MS_LOG(ERROR) << "ParsePoolingMode for " << proto.name().c_str() << " failed";
-    return RET_ERROR;
-  }
-
-  attr->roundMode = schema::RoundMode_CEIL;
-  if (poolingParam.has_round_mode()) {
-    if (poolingParam.round_mode() == caffe::PoolingParameter_RoundMode_FLOOR) {
-      attr->roundMode = schema::RoundMode_FLOOR;
-    } else if (poolingParam.round_mode() == caffe::PoolingParameter_RoundMode_CEIL) {
-      attr->roundMode = schema::RoundMode_CEIL;
-    }
-  }
-  attr->padMode = schema::PadMode_CAFFE;
-
-  op->name = proto.name();
-  op->primitive->value.type = schema::PrimitiveType_Pooling;
-  op->primitive->value.value = attr.release();
-  return RET_OK;
-}
 
 STATUS CaffePoolingParser::ParsePads(const caffe::PoolingParameter &poolingParam, schema::PoolingT *attr) {
   if (poolingParam.has_pad_h() && poolingParam.has_pad_w()) {
@@ -156,6 +95,55 @@ STATUS CaffePoolingParser::ParsePoolingMode(const caffe::PoolingParameter &pooli
   }
   return RET_OK;
 }
+PrimitiveC *CaffePoolingParser::ParseLitePrimitive(const caffe::LayerParameter &proto,
+                                                   const caffe::LayerParameter &weight) {
+  std::unique_ptr<schema::PoolingT> attr = std::make_unique<schema::PoolingT>();
+  if (attr == nullptr) {
+    MS_LOG(ERROR) << "new op failed";
+    return nullptr;
+  }
+
+  attr->format = schema::Format::Format_NCHW;
+
+  const caffe::PoolingParameter &poolingParam = proto.pooling_param();
+  auto status = ParsePads(poolingParam, attr.get());
+  if (status != RET_OK) {
+    MS_LOG(ERROR) << "ParsePads for " << proto.name().c_str() << " failed";
+    return nullptr;
+  }
+
+  status = ParseStrides(poolingParam, attr.get());
+  if (status != RET_OK) {
+    MS_LOG(ERROR) << "ParseStrides for " << proto.name().c_str() << " failed";
+    return nullptr;
+  }
+
+  status = ParseWindows(poolingParam, attr.get());
+  if (status != RET_OK) {
+    MS_LOG(ERROR) << "ParseWindows for " << proto.name().c_str() << " failed";
+    return nullptr;
+  }
+
+  status = ParsePoolingMode(poolingParam, attr.get());
+  if (status != RET_OK) {
+    MS_LOG(ERROR) << "ParsePoolingMode for " << proto.name().c_str() << " failed";
+    return nullptr;
+  }
+
+  attr->roundMode = schema::RoundMode_CEIL;
+  if (poolingParam.has_round_mode()) {
+    if (poolingParam.round_mode() == caffe::PoolingParameter_RoundMode_FLOOR) {
+      attr->roundMode = schema::RoundMode_FLOOR;
+    } else if (poolingParam.round_mode() == caffe::PoolingParameter_RoundMode_CEIL) {
+      attr->roundMode = schema::RoundMode_CEIL;
+    }
+  }
+  attr->padMode = schema::PadMode_CAFFE;
+  auto primitive = std::make_unique<schema::PrimitiveT>();
+  primitive->value.type = schema::PrimitiveType_Pooling;
+  primitive->value.value = attr.release();
+  return PrimitiveC::Create(primitive.release());
+}
 
 CaffeNodeRegistrar g_caffePoolingParser("Pooling", new CaffePoolingParser());
 }  // namespace lite
diff --git a/mindspore/lite/tools/converter/parser/caffe/caffe_pooling_parser.h b/mindspore/lite/tools/converter/parser/caffe/caffe_pooling_parser.h
index 9978f55e31..f0d62c25db 100644
--- a/mindspore/lite/tools/converter/parser/caffe/caffe_pooling_parser.h
+++ b/mindspore/lite/tools/converter/parser/caffe/caffe_pooling_parser.h
@@ -28,8 +28,7 @@ class CaffePoolingParser : public CaffeNodeParser {
   CaffePoolingParser() : CaffeNodeParser("pooling") {}
   ~CaffePoolingParser() override = default;
 
-  STATUS Parse(const caffe::LayerParameter &proto, const caffe::LayerParameter &weight, schema::CNodeT *op,
-               std::vector<schema::TensorT *> *weightVec) override;
+  PrimitiveC *ParseLitePrimitive(const caffe::LayerParameter &proto, const caffe::LayerParameter &weight) override;
 
   static STATUS ParsePads(const caffe::PoolingParameter &poolingParam, schema::PoolingT *attr);
 
diff --git a/mindspore/lite/tools/converter/parser/caffe/caffe_power_parser.cc b/mindspore/lite/tools/converter/parser/caffe/caffe_power_parser.cc
index ceb704870c..78e6ce9cab 100644
--- a/mindspore/lite/tools/converter/parser/caffe/caffe_power_parser.cc
+++ b/mindspore/lite/tools/converter/parser/caffe/caffe_power_parser.cc
@@ -20,23 +20,12 @@
 
 namespace mindspore {
 namespace lite {
-STATUS CaffePowerParser::Parse(const caffe::LayerParameter &proto, const caffe::LayerParameter &weight,
-                               schema::CNodeT *op, std::vector<schema::TensorT *> *weightVec) {
-  MS_LOG(DEBUG) << "parse CaffePowerParser";
-  if (op == nullptr) {
-    MS_LOG(ERROR) << "op is null";
-    return RET_NULL_PTR;
-  }
-  op->primitive = std::make_unique<schema::PrimitiveT>();
-  if (op->primitive == nullptr) {
-    MS_LOG(ERROR) << "op->primitive is null";
-    return RET_NULL_PTR;
-  }
-
+PrimitiveC *CaffePowerParser::ParseLitePrimitive(const caffe::LayerParameter &proto,
+                                                 const caffe::LayerParameter &weight) {
   std::unique_ptr<schema::PowerT> attr = std::make_unique<schema::PowerT>();
   if (attr == nullptr) {
     MS_LOG(ERROR) << "new op failed";
-    return RET_NULL_PTR;
+    return nullptr;
   }
 
   const caffe::PowerParameter &powerParam = proto.power_param();
@@ -50,10 +39,10 @@ STATUS CaffePowerParser::Parse(const caffe::LayerParameter &proto, const caffe::
     attr->shift = 0.0;
   }
 
-  op->name = proto.name();
-  op->primitive->value.type = schema::PrimitiveType_Power;
-  op->primitive->value.value = attr.release();
-  return RET_OK;
+  auto primitive = std::make_unique<schema::PrimitiveT>();
+  primitive->value.type = schema::PrimitiveType_Power;
+  primitive->value.value = attr.release();
+  return PrimitiveC::Create(primitive.release());
 }
 
 CaffeNodeRegistrar g_caffePowerParser("Power", new CaffePowerParser());
diff --git a/mindspore/lite/tools/converter/parser/caffe/caffe_power_parser.h b/mindspore/lite/tools/converter/parser/caffe/caffe_power_parser.h
index 9c5c8b9c3e..89c67763a1 100644
--- a/mindspore/lite/tools/converter/parser/caffe/caffe_power_parser.h
+++ b/mindspore/lite/tools/converter/parser/caffe/caffe_power_parser.h
@@ -28,8 +28,7 @@ class CaffePowerParser : public CaffeNodeParser {
   CaffePowerParser() : CaffeNodeParser("power") {}
   ~CaffePowerParser() override = default;
 
-  STATUS Parse(const caffe::LayerParameter &proto, const caffe::LayerParameter &weight, schema::CNodeT *op,
-               std::vector<schema::TensorT *> *weightVec) override;
+  PrimitiveC *ParseLitePrimitive(const caffe::LayerParameter &proto, const caffe::LayerParameter &weight) override;
 };
 }  // namespace lite
 }  // namespace mindspore
diff --git a/mindspore/lite/tools/converter/parser/caffe/caffe_prelu_parser.cc b/mindspore/lite/tools/converter/parser/caffe/caffe_prelu_parser.cc
index dc75a3928d..ec3f35aab3 100644
--- a/mindspore/lite/tools/converter/parser/caffe/caffe_prelu_parser.cc
+++ b/mindspore/lite/tools/converter/parser/caffe/caffe_prelu_parser.cc
@@ -19,27 +19,12 @@
 
 namespace mindspore {
 namespace lite {
-STATUS CaffePReluParser::Parse(const caffe::LayerParameter &proto, const caffe::LayerParameter &weight,
-                               schema::CNodeT *op, std::vector<schema::TensorT *> *weightVec) {
-  MS_LOG(DEBUG) << "parse CaffePReluParser";
-  if (weightVec == nullptr) {
-    MS_LOG(ERROR) << "weightVec is null";
-    return RET_NULL_PTR;
-  }
-  if (op == nullptr) {
-    MS_LOG(ERROR) << "op is null";
-    return RET_NULL_PTR;
-  }
-  op->primitive = std::make_unique<schema::PrimitiveT>();
-  if (op->primitive == nullptr) {
-    MS_LOG(ERROR) << "op->primitive is null";
-    return RET_NULL_PTR;
-  }
-
+PrimitiveC *CaffePReluParser::ParseLitePrimitive(const caffe::LayerParameter &proto,
+                                                 const caffe::LayerParameter &weight) {
   std::unique_ptr<schema::PReLUT> attr = std::make_unique<schema::PReLUT>();
   if (attr == nullptr) {
     MS_LOG(ERROR) << "new op failed";
-    return RET_NULL_PTR;
+    return nullptr;
   }
 
   const caffe::PReLUParameter &pReluParam = proto.prelu_param();
@@ -48,22 +33,10 @@ STATUS CaffePReluParser::Parse(const caffe::LayerParameter &proto, const caffe::
   } else {
     attr->channelShared = false;
   }
-
-  if (weight.blobs_size() == 0) {
-    MS_LOG(ERROR) << "PRelu No blobs data in layer " << proto.name().c_str();
-    return RET_ERROR;
-  }
-  auto slope = ConvertWeight(weight.blobs(0));
-  if (slope == nullptr) {
-    MS_LOG(ERROR) << "CaffePRelu convert slope for layer " << weight.name().c_str() << " failed.";
-    return RET_ERROR;
-  }
-  weightVec->push_back(slope);
-
-  op->name = proto.name();
-  op->primitive->value.type = schema::PrimitiveType_PReLU;
-  op->primitive->value.value = attr.release();
-  return RET_OK;
+  auto primitive = std::make_unique<schema::PrimitiveT>();
+  primitive->value.type = schema::PrimitiveType_PReLU;
+  primitive->value.value = attr.release();
+  return PrimitiveC::Create(primitive.release());
 }
 
 CaffeNodeRegistrar g_caffePReluParser("PReLU", new CaffePReluParser());
diff --git a/mindspore/lite/tools/converter/parser/caffe/caffe_prelu_parser.h b/mindspore/lite/tools/converter/parser/caffe/caffe_prelu_parser.h
index f921e55233..2a1e715d16 100644
--- a/mindspore/lite/tools/converter/parser/caffe/caffe_prelu_parser.h
+++ b/mindspore/lite/tools/converter/parser/caffe/caffe_prelu_parser.h
@@ -28,8 +28,7 @@ class CaffePReluParser : public CaffeNodeParser {
   CaffePReluParser() : CaffeNodeParser("pRelu") {}
   ~CaffePReluParser() override = default;
 
-  STATUS Parse(const caffe::LayerParameter &proto, const caffe::LayerParameter &weight, schema::CNodeT *op,
-               std::vector<schema::TensorT *> *weightVec) override;
+  PrimitiveC *ParseLitePrimitive(const caffe::LayerParameter &proto, const caffe::LayerParameter &weight) override;
 };
 }  // namespace lite
 }  // namespace mindspore
diff --git a/mindspore/lite/tools/converter/parser/caffe/caffe_reduce_parser.cc b/mindspore/lite/tools/converter/parser/caffe/caffe_reduce_parser.cc
index 8264e36cc5..17f8fbf304 100644
--- a/mindspore/lite/tools/converter/parser/caffe/caffe_reduce_parser.cc
+++ b/mindspore/lite/tools/converter/parser/caffe/caffe_reduce_parser.cc
@@ -20,64 +20,25 @@
 
 namespace mindspore {
 namespace lite {
-STATUS CaffeReduceParser::Parse(const caffe::LayerParameter &proto, const caffe::LayerParameter &weight,
-                                schema::CNodeT *op, std::vector<schema::TensorT *> *weightVec) {
-  MS_LOG(DEBUG) << "parse CaffeReduceParser";
-  if (op == nullptr) {
-    MS_LOG(ERROR) << "op is null";
-    return RET_NULL_PTR;
-  }
-  op->primitive = std::make_unique<schema::PrimitiveT>();
-  if (op->primitive == nullptr) {
-    MS_LOG(ERROR) << "op->primitive is null";
-    return RET_NULL_PTR;
-  }
-
-  std::unique_ptr<schema::ReduceT> attr = std::make_unique<schema::ReduceT>();
+PrimitiveC *CaffeReduceParser::ParseLitePrimitive(const caffe::LayerParameter &proto,
+                                                  const caffe::LayerParameter &weight) {
+  std::unique_ptr<schema::PReLUT> attr = std::make_unique<schema::PReLUT>();
   if (attr == nullptr) {
     MS_LOG(ERROR) << "new op failed";
-    return RET_NULL_PTR;
+    return nullptr;
   }
 
-  const caffe::ReductionParameter &reduce_param = proto.reduction_param();
-  if (reduce_param.has_operation()) {
-    switch (reduce_param.operation()) {
-      case caffe::ReductionParameter_ReductionOp_MEAN:
-        attr->mode = schema::ReduceMode_ReduceMean;
-        break;
-      case caffe::ReductionParameter_ReductionOp_SUM:
-        attr->mode = schema::ReduceMode_ReduceSum;
-        break;
-      case caffe::ReductionParameter_ReductionOp_SUMSQ:
-        attr->mode = schema::ReduceMode_ReduceSumSquare;
-        break;
-      case caffe::ReductionParameter_ReductionOp_ASUM:
-        attr->mode = schema::ReduceMode_ReduceASum;
-        break;
-      default:
-        MS_LOG(ERROR) << "reduce parse params fail, unsupported opration: " << reduce_param.operation();
-        return RET_ERROR;
-    }
-  } else {
-    attr->mode = schema::ReduceMode_ReduceSum;
-  }
-  if (reduce_param.has_axis()) {
-    attr->axes = std::vector(1, reduce_param.axis());
-  } else {
-    attr->axes = std::vector(1, 0);
-  }
-  if (reduce_param.has_coeff()) {
-    attr->coeff = reduce_param.coeff();
+  const caffe::PReLUParameter &pReluParam = proto.prelu_param();
+  if (pReluParam.has_channel_shared()) {
+    attr->channelShared = pReluParam.channel_shared();
   } else {
-    attr->coeff = 1.0;
+    attr->channelShared = false;
   }
-  attr->reduceToEnd = true;
-  attr->keepDims = false;
 
-  op->name = proto.name();
-  op->primitive->value.type = schema::PrimitiveType_Reduce;
-  op->primitive->value.value = attr.release();
-  return RET_OK;
+  auto primitive = std::make_unique<schema::PrimitiveT>();
+  primitive->value.type = schema::PrimitiveType_Reduce;
+  primitive->value.value = attr.release();
+  return PrimitiveC::Create(primitive.release());
 }
 
 CaffeNodeRegistrar g_caffeReduceParser("Reduction", new CaffeReduceParser());
diff --git a/mindspore/lite/tools/converter/parser/caffe/caffe_reduce_parser.h b/mindspore/lite/tools/converter/parser/caffe/caffe_reduce_parser.h
index 2ccc69879a..f818e0a114 100644
--- a/mindspore/lite/tools/converter/parser/caffe/caffe_reduce_parser.h
+++ b/mindspore/lite/tools/converter/parser/caffe/caffe_reduce_parser.h
@@ -28,8 +28,7 @@ class CaffeReduceParser : public CaffeNodeParser {
   CaffeReduceParser() : CaffeNodeParser("reduce") {}
   ~CaffeReduceParser() override = default;
 
-  STATUS Parse(const caffe::LayerParameter &proto, const caffe::LayerParameter &weight, schema::CNodeT *op,
-               std::vector<schema::TensorT *> *weightVec) override;
+  PrimitiveC *ParseLitePrimitive(const caffe::LayerParameter &proto, const caffe::LayerParameter &weight) override;
 };
 }  // namespace lite
 }  // namespace mindspore
diff --git a/mindspore/lite/tools/converter/parser/caffe/caffe_relu6_parser.cc b/mindspore/lite/tools/converter/parser/caffe/caffe_relu6_parser.cc
index becae39f93..345fbf72e1 100644
--- a/mindspore/lite/tools/converter/parser/caffe/caffe_relu6_parser.cc
+++ b/mindspore/lite/tools/converter/parser/caffe/caffe_relu6_parser.cc
@@ -19,23 +19,12 @@
 
 namespace mindspore {
 namespace lite {
-STATUS CaffeRelu6Parser::Parse(const caffe::LayerParameter &proto, const caffe::LayerParameter &weight,
-                               schema::CNodeT *op, std::vector<schema::TensorT *> *weightVec) {
-  MS_LOG(DEBUG) << "parse CaffeRelu6Parser";
-  if (op == nullptr) {
-    MS_LOG(ERROR) << "op is null";
-    return RET_NULL_PTR;
-  }
-  op->primitive = std::make_unique<schema::PrimitiveT>();
-  if (op->primitive == nullptr) {
-    MS_LOG(ERROR) << "op->primitive is null";
-    return RET_NULL_PTR;
-  }
-
+PrimitiveC *CaffeRelu6Parser::ParseLitePrimitive(const caffe::LayerParameter &proto,
+                                                 const caffe::LayerParameter &weight) {
   std::unique_ptr<schema::ActivationT> attr(new schema::ActivationT());
   if (attr == nullptr) {
     MS_LOG(ERROR) << "new op failed";
-    return RET_NULL_PTR;
+    return nullptr;
   }
 
   attr->type = schema::ActivationType_RELU6;
@@ -46,11 +35,10 @@ STATUS CaffeRelu6Parser::Parse(const caffe::LayerParameter &proto, const caffe::
       attr->alpha = negative_slope;
     }
   }
-
-  op->name = proto.name();
-  op->primitive->value.type = schema::PrimitiveType_Activation;
-  op->primitive->value.value = attr.release();
-  return RET_OK;
+  auto primitive = std::make_unique<schema::PrimitiveT>();
+  primitive->value.type = schema::PrimitiveType_Activation;
+  primitive->value.value = attr.release();
+  return PrimitiveC::Create(primitive.release());
 }
 
 CaffeNodeRegistrar g_caffeRelu6Parser("ReLU6", new CaffeRelu6Parser());
diff --git a/mindspore/lite/tools/converter/parser/caffe/caffe_relu6_parser.h b/mindspore/lite/tools/converter/parser/caffe/caffe_relu6_parser.h
index 09c620b03b..82b6256e8e 100644
--- a/mindspore/lite/tools/converter/parser/caffe/caffe_relu6_parser.h
+++ b/mindspore/lite/tools/converter/parser/caffe/caffe_relu6_parser.h
@@ -27,8 +27,7 @@ class CaffeRelu6Parser : public CaffeNodeParser {
   CaffeRelu6Parser() : CaffeNodeParser("relu6") {}
   ~CaffeRelu6Parser() override = default;
 
-  STATUS Parse(const caffe::LayerParameter &proto, const caffe::LayerParameter &weight, schema::CNodeT *op,
-               std::vector<schema::TensorT *> *weightVec) override;
+  PrimitiveC *ParseLitePrimitive(const caffe::LayerParameter &proto, const caffe::LayerParameter &weight) override;
 };
 }  // namespace lite
 }  // namespace mindspore
diff --git a/mindspore/lite/tools/converter/parser/caffe/caffe_relu_parser.cc b/mindspore/lite/tools/converter/parser/caffe/caffe_relu_parser.cc
index f94308402f..110be37d9c 100644
--- a/mindspore/lite/tools/converter/parser/caffe/caffe_relu_parser.cc
+++ b/mindspore/lite/tools/converter/parser/caffe/caffe_relu_parser.cc
@@ -19,23 +19,12 @@
 
 namespace mindspore {
 namespace lite {
-STATUS CaffeReluParser::Parse(const caffe::LayerParameter &proto, const caffe::LayerParameter &weight,
-                              schema::CNodeT *op, std::vector<schema::TensorT *> *weightVec) {
-  MS_LOG(DEBUG) << "parse CaffeReluParser";
-  if (op == nullptr) {
-    MS_LOG(ERROR) << "op is null";
-    return RET_NULL_PTR;
-  }
-  op->primitive = std::make_unique<schema::PrimitiveT>();
-  if (op->primitive == nullptr) {
-    MS_LOG(ERROR) << "op->primitive is null";
-    return RET_NULL_PTR;
-  }
-
+PrimitiveC *CaffeReluParser::ParseLitePrimitive(const caffe::LayerParameter &proto,
+                                                const caffe::LayerParameter &weight) {
   std::unique_ptr<schema::ActivationT> attr = std::make_unique<schema::ActivationT>();
   if (attr == nullptr) {
     MS_LOG(ERROR) << "new op failed";
-    return RET_NULL_PTR;
+    return nullptr;
   }
 
   attr->type = schema::ActivationType_RELU;
@@ -46,11 +35,10 @@ STATUS CaffeReluParser::Parse(const caffe::LayerParameter &proto, const caffe::L
       attr->alpha = negative_slope;
     }
   }
-
-  op->name = proto.name();
-  op->primitive->value.type = schema::PrimitiveType_Activation;
-  op->primitive->value.value = attr.release();
-  return RET_OK;
+  auto primitive = std::make_unique<schema::PrimitiveT>();
+  primitive->value.type = schema::PrimitiveType_Activation;
+  primitive->value.value = attr.release();
+  return PrimitiveC::Create(primitive.release());
 }
 
 CaffeNodeRegistrar g_caffeReluParser("ReLU", new CaffeReluParser());
diff --git a/mindspore/lite/tools/converter/parser/caffe/caffe_relu_parser.h b/mindspore/lite/tools/converter/parser/caffe/caffe_relu_parser.h
index 72aed1222c..f76d1816a2 100644
--- a/mindspore/lite/tools/converter/parser/caffe/caffe_relu_parser.h
+++ b/mindspore/lite/tools/converter/parser/caffe/caffe_relu_parser.h
@@ -28,8 +28,7 @@ class CaffeReluParser : public CaffeNodeParser {
   CaffeReluParser() : CaffeNodeParser("relu") {}
   ~CaffeReluParser() override = default;
 
-  STATUS Parse(const caffe::LayerParameter &proto, const caffe::LayerParameter &weight, schema::CNodeT *op,
-               std::vector<schema::TensorT *> *weightVec) override;
+  PrimitiveC *ParseLitePrimitive(const caffe::LayerParameter &proto, const caffe::LayerParameter &weight) override;
 };
 }  // namespace lite
 }  // namespace mindspore
diff --git a/mindspore/lite/tools/converter/parser/caffe/caffe_reshape_parser.cc b/mindspore/lite/tools/converter/parser/caffe/caffe_reshape_parser.cc
index cd3331345e..7c9aaf94a0 100644
--- a/mindspore/lite/tools/converter/parser/caffe/caffe_reshape_parser.cc
+++ b/mindspore/lite/tools/converter/parser/caffe/caffe_reshape_parser.cc
@@ -19,23 +19,12 @@
 
 namespace mindspore {
 namespace lite {
-STATUS CaffeReshapeParser::Parse(const caffe::LayerParameter &proto, const caffe::LayerParameter &weight,
-                                 schema::CNodeT *op, std::vector<schema::TensorT *> *weightVec) {
-  MS_LOG(DEBUG) << "parse CaffeReshapeParser";
-  if (op == nullptr) {
-    MS_LOG(ERROR) << "op is null";
-    return RET_NULL_PTR;
-  }
-  op->primitive = std::make_unique<schema::PrimitiveT>();
-  if (op->primitive == nullptr) {
-    MS_LOG(ERROR) << "op->primitive is null";
-    return RET_NULL_PTR;
-  }
-
+PrimitiveC *CaffeReshapeParser::ParseLitePrimitive(const caffe::LayerParameter &proto,
+                                                   const caffe::LayerParameter &weight) {
   std::unique_ptr<schema::ReshapeT> attr = std::make_unique<schema::ReshapeT>();
   if (attr == nullptr) {
     MS_LOG(ERROR) << "new op failed";
-    return RET_NULL_PTR;
+    return nullptr;
   }
 
   attr->format = schema::Format::Format_NCHW;
@@ -43,18 +32,17 @@ STATUS CaffeReshapeParser::Parse(const caffe::LayerParameter &proto, const caffe
   const caffe::ReshapeParameter &reshapeParam = proto.reshape_param();
   if (!reshapeParam.has_shape()) {
     MS_LOG(ERROR) << "Reshape has no shape info, ret fail";
-    return RET_ERROR;
+    return nullptr;
   }
 
   const caffe::BlobShape &blob_shape = reshapeParam.shape();
   for (int i = 0; i < blob_shape.dim_size(); i++) {
     attr->shape.push_back(blob_shape.dim(i));
   }
-
-  op->name = proto.name();
-  op->primitive->value.type = schema::PrimitiveType_Reshape;
-  op->primitive->value.value = attr.release();
-  return RET_OK;
+  auto primitive = std::make_unique<schema::PrimitiveT>();
+  primitive->value.type = schema::PrimitiveType_Reshape;
+  primitive->value.value = attr.release();
+  return PrimitiveC::Create(primitive.release());
 }
 
 CaffeNodeRegistrar g_caffeReshapeParser("Reshape", new CaffeReshapeParser());
diff --git a/mindspore/lite/tools/converter/parser/caffe/caffe_reshape_parser.h b/mindspore/lite/tools/converter/parser/caffe/caffe_reshape_parser.h
index 6de6736e41..55c4aca68d 100644
--- a/mindspore/lite/tools/converter/parser/caffe/caffe_reshape_parser.h
+++ b/mindspore/lite/tools/converter/parser/caffe/caffe_reshape_parser.h
@@ -28,8 +28,7 @@ class CaffeReshapeParser : public CaffeNodeParser {
   CaffeReshapeParser() : CaffeNodeParser("reshape") {}
   ~CaffeReshapeParser() override = default;
 
-  STATUS Parse(const caffe::LayerParameter &proto, const caffe::LayerParameter &weight, schema::CNodeT *op,
-               std::vector<schema::TensorT *> *weightVec) override;
+  PrimitiveC *ParseLitePrimitive(const caffe::LayerParameter &proto, const caffe::LayerParameter &weight) override;
 };
 }  // namespace lite
 }  // namespace mindspore
diff --git a/mindspore/lite/tools/converter/parser/caffe/caffe_scale_parser.cc b/mindspore/lite/tools/converter/parser/caffe/caffe_scale_parser.cc
index b434573834..082f621e29 100644
--- a/mindspore/lite/tools/converter/parser/caffe/caffe_scale_parser.cc
+++ b/mindspore/lite/tools/converter/parser/caffe/caffe_scale_parser.cc
@@ -19,33 +19,18 @@
 
 namespace mindspore {
 namespace lite {
-STATUS CaffeScaleParser::Parse(const caffe::LayerParameter &proto, const caffe::LayerParameter &weight,
-                               schema::CNodeT *op, std::vector<schema::TensorT *> *weightVec) {
-  MS_LOG(DEBUG) << "parse CaffeScaleParser";
-  if (weightVec == nullptr) {
-    MS_LOG(ERROR) << "weightVec is null";
-    return RET_NULL_PTR;
-  }
-  if (op == nullptr) {
-    MS_LOG(ERROR) << "op is null";
-    return RET_NULL_PTR;
-  }
-  op->primitive = std::make_unique<schema::PrimitiveT>();
-  if (op->primitive == nullptr) {
-    MS_LOG(ERROR) << "op->primitive is null";
-    return RET_NULL_PTR;
-  }
-
+PrimitiveC *CaffeScaleParser::ParseLitePrimitive(const caffe::LayerParameter &proto,
+                                                 const caffe::LayerParameter &weight) {
   std::unique_ptr<schema::ScaleT> attr = std::make_unique<schema::ScaleT>();
   if (attr == nullptr) {
     MS_LOG(ERROR) << "new op failed";
-    return RET_NULL_PTR;
+    return nullptr;
   }
 
   if (weight.blobs_size() + weight.bottom_size() < 2) {
     MS_LOG(ERROR) << "Scale bottom size:" << weight.bottom_size() << ", blobs size:" << weight.blobs_size()
                   << " invalid in layer " << weight.name().c_str();
-    return RET_ERROR;
+    return nullptr;
   }
 
   const caffe::ScaleParameter &scaleParam = weight.scale_param();
@@ -53,43 +38,14 @@ STATUS CaffeScaleParser::Parse(const caffe::LayerParameter &proto, const caffe::
     uint32_t axis_index = 1;
     if (GetAxisIndex(scaleParam.axis(), &axis_index)) {
       MS_LOG(ERROR) << "scale get axis failed for layer " << weight.name().c_str();
-      return RET_ERROR;
+      return nullptr;
     }
   }
   attr->axis = 1;
-
-  // parse scale
-  if (weight.blobs().size() == 1) {
-    auto scale = ConvertWeight(weight.blobs(0));
-    if (scale == nullptr) {
-      MS_LOG(ERROR) << "Scale Convert blobs(0) for layer " << weight.name().c_str() << " failed.";
-      return RET_ERROR;
-    }
-    weightVec->push_back(scale);
-  } else if (weight.blobs().size() >= 2) {
-    auto scale = ConvertWeight(weight.blobs(0));
-    if (scale == nullptr) {
-      MS_LOG(ERROR) << "Scale Convert blobs(0) for layer " << weight.name().c_str() << " failed.";
-      return RET_ERROR;
-    }
-    weightVec->push_back(scale);
-
-    // parse bias
-    bool scaleBias = scaleParam.bias_term();
-    if (scaleBias) {
-      auto bias = ConvertWeight(weight.blobs_size() > 1 ? weight.blobs(1) : weight.blobs(0));
-      if (bias == nullptr) {
-        MS_LOG(ERROR) << "Scale Convert blobs(1) for layer " << weight.name().c_str() << " failed.";
-        return RET_ERROR;
-      }
-      weightVec->push_back(bias);
-    }
-  }
-
-  op->name = proto.name();
-  op->primitive->value.type = schema::PrimitiveType_Scale;
-  op->primitive->value.value = attr.release();
-  return RET_OK;
+  auto primitive = std::make_unique<schema::PrimitiveT>();
+  primitive->value.type = schema::PrimitiveType_Scale;
+  primitive->value.value = attr.release();
+  return PrimitiveC::Create(primitive.release());
 }
 
 STATUS CaffeScaleParser::GetAxisIndex(const int32_t &axis, uint32_t *axis_index) {
diff --git a/mindspore/lite/tools/converter/parser/caffe/caffe_scale_parser.h b/mindspore/lite/tools/converter/parser/caffe/caffe_scale_parser.h
index 10dcc708da..ab34a2e491 100644
--- a/mindspore/lite/tools/converter/parser/caffe/caffe_scale_parser.h
+++ b/mindspore/lite/tools/converter/parser/caffe/caffe_scale_parser.h
@@ -28,8 +28,7 @@ class CaffeScaleParser : public CaffeNodeParser {
   CaffeScaleParser() : CaffeNodeParser("scale") {}
   ~CaffeScaleParser() override = default;
 
-  STATUS Parse(const caffe::LayerParameter &proto, const caffe::LayerParameter &weight, schema::CNodeT *op,
-               std::vector<schema::TensorT *> *weightVec) override;
+  PrimitiveC *ParseLitePrimitive(const caffe::LayerParameter &proto, const caffe::LayerParameter &weight) override;
 
   static STATUS GetAxisIndex(const int32_t &axis, uint32_t *axis_index);
 };
diff --git a/mindspore/lite/tools/converter/parser/caffe/caffe_sigmoid_parser.cc b/mindspore/lite/tools/converter/parser/caffe/caffe_sigmoid_parser.cc
index da70b3a796..f8ff9ccf85 100644
--- a/mindspore/lite/tools/converter/parser/caffe/caffe_sigmoid_parser.cc
+++ b/mindspore/lite/tools/converter/parser/caffe/caffe_sigmoid_parser.cc
@@ -19,31 +19,19 @@
 
 namespace mindspore {
 namespace lite {
-STATUS CaffeSigmoidParser::Parse(const caffe::LayerParameter &proto, const caffe::LayerParameter &weight,
-                                 schema::CNodeT *op, std::vector<schema::TensorT *> *weightVec) {
-  MS_LOG(DEBUG) << "parse CaffeSigmoidParser";
-  if (op == nullptr) {
-    MS_LOG(ERROR) << "op is null";
-    return RET_NULL_PTR;
-  }
-  op->primitive = std::make_unique<schema::PrimitiveT>();
-  if (op->primitive == nullptr) {
-    MS_LOG(ERROR) << "op->primitive is null";
-    return RET_NULL_PTR;
-  }
-
+PrimitiveC *CaffeSigmoidParser::ParseLitePrimitive(const caffe::LayerParameter &proto,
+                                                   const caffe::LayerParameter &weight) {
   std::unique_ptr<schema::ActivationT> attr = std::make_unique<schema::ActivationT>();
   if (attr == nullptr) {
     MS_LOG(ERROR) << "new op failed";
-    return RET_NULL_PTR;
+    return nullptr;
   }
 
   attr->type = schema::ActivationType_SIGMOID;
-
-  op->name = proto.name();
-  op->primitive->value.type = schema::PrimitiveType_Activation;
-  op->primitive->value.value = attr.release();
-  return RET_OK;
+  auto primitive = std::make_unique<schema::PrimitiveT>();
+  primitive->value.type = schema::PrimitiveType_Activation;
+  primitive->value.value = attr.release();
+  return PrimitiveC::Create(primitive.release());
 }
 
 CaffeNodeRegistrar g_caffeSigmoidParser("Sigmoid", new CaffeSigmoidParser());
diff --git a/mindspore/lite/tools/converter/parser/caffe/caffe_sigmoid_parser.h b/mindspore/lite/tools/converter/parser/caffe/caffe_sigmoid_parser.h
index d2e32523b3..fd2f730981 100644
--- a/mindspore/lite/tools/converter/parser/caffe/caffe_sigmoid_parser.h
+++ b/mindspore/lite/tools/converter/parser/caffe/caffe_sigmoid_parser.h
@@ -28,8 +28,7 @@ class CaffeSigmoidParser : public CaffeNodeParser {
   CaffeSigmoidParser() : CaffeNodeParser("sigmoid") {}
   ~CaffeSigmoidParser() override = default;
 
-  STATUS Parse(const caffe::LayerParameter &proto, const caffe::LayerParameter &weight, schema::CNodeT *op,
-               std::vector<schema::TensorT *> *weightVec) override;
+  PrimitiveC *ParseLitePrimitive(const caffe::LayerParameter &proto, const caffe::LayerParameter &weight) override;
 };
 }  // namespace lite
 }  // namespace mindspore
diff --git a/mindspore/lite/tools/converter/parser/caffe/caffe_slice_parser.cc b/mindspore/lite/tools/converter/parser/caffe/caffe_slice_parser.cc
index 976718874e..c9df8641d5 100644
--- a/mindspore/lite/tools/converter/parser/caffe/caffe_slice_parser.cc
+++ b/mindspore/lite/tools/converter/parser/caffe/caffe_slice_parser.cc
@@ -19,23 +19,12 @@
 
 namespace mindspore {
 namespace lite {
-STATUS CaffeSliceParser::Parse(const caffe::LayerParameter &proto, const caffe::LayerParameter &weight,
-                               schema::CNodeT *op, std::vector<schema::TensorT *> *weightVec) {
-  MS_LOG(DEBUG) << "parse CaffeSliceParser";
-  if (op == nullptr) {
-    MS_LOG(ERROR) << "op is null";
-    return RET_NULL_PTR;
-  }
-  op->primitive = std::make_unique<schema::PrimitiveT>();
-  if (op->primitive == nullptr) {
-    MS_LOG(ERROR) << "op->primitive is null";
-    return RET_NULL_PTR;
-  }
-
+PrimitiveC *CaffeSliceParser::ParseLitePrimitive(const caffe::LayerParameter &proto,
+                                                 const caffe::LayerParameter &weight) {
   std::unique_ptr<schema::SplitT> attr = std::make_unique<schema::SplitT>();
   if (attr == nullptr) {
     MS_LOG(ERROR) << "new op failed";
-    return RET_NULL_PTR;
+    return nullptr;
   }
 
   const caffe::SliceParameter &slice_param = proto.slice_param();
@@ -60,11 +49,10 @@ STATUS CaffeSliceParser::Parse(const caffe::LayerParameter &proto, const caffe::
   } else if (slice_param.has_slice_dim()) {
     attr->splitDim = slice_param.slice_dim();
   }
-
-  op->name = proto.name();
-  op->primitive->value.type = schema::PrimitiveType_Split;
-  op->primitive->value.value = attr.release();
-  return RET_OK;
+  auto primitive = std::make_unique<schema::PrimitiveT>();
+  primitive->value.type = schema::PrimitiveType_Split;
+  primitive->value.value = attr.release();
+  return PrimitiveC::Create(primitive.release());
 }
 
 CaffeNodeRegistrar g_caffeSliceParser("Slice", new CaffeSliceParser());
diff --git a/mindspore/lite/tools/converter/parser/caffe/caffe_slice_parser.h b/mindspore/lite/tools/converter/parser/caffe/caffe_slice_parser.h
index 2500a9fe31..578faad338 100644
--- a/mindspore/lite/tools/converter/parser/caffe/caffe_slice_parser.h
+++ b/mindspore/lite/tools/converter/parser/caffe/caffe_slice_parser.h
@@ -28,8 +28,7 @@ class CaffeSliceParser : public CaffeNodeParser {
   CaffeSliceParser() : CaffeNodeParser("slice") {}
   ~CaffeSliceParser() override = default;
 
-  STATUS Parse(const caffe::LayerParameter &proto, const caffe::LayerParameter &weight, schema::CNodeT *op,
-               std::vector<schema::TensorT *> *weightVec) override;
+  PrimitiveC *ParseLitePrimitive(const caffe::LayerParameter &proto, const caffe::LayerParameter &weight) override;
 };
 }  // namespace lite
 }  // namespace mindspore
diff --git a/mindspore/lite/tools/converter/parser/caffe/caffe_softmax_parser.cc b/mindspore/lite/tools/converter/parser/caffe/caffe_softmax_parser.cc
index 9c6e0e9258..d5d8667f84 100644
--- a/mindspore/lite/tools/converter/parser/caffe/caffe_softmax_parser.cc
+++ b/mindspore/lite/tools/converter/parser/caffe/caffe_softmax_parser.cc
@@ -19,23 +19,12 @@
 
 namespace mindspore {
 namespace lite {
-STATUS CaffeSoftmaxParser::Parse(const caffe::LayerParameter &proto, const caffe::LayerParameter &weight,
-                                 schema::CNodeT *op, std::vector<schema::TensorT *> *weightVec) {
-  MS_LOG(DEBUG) << "parse CaffeSoftmaxParser";
-  if (op == nullptr) {
-    MS_LOG(ERROR) << "op is null";
-    return RET_NULL_PTR;
-  }
-  op->primitive = std::make_unique<schema::PrimitiveT>();
-  if (op->primitive == nullptr) {
-    MS_LOG(ERROR) << "op->primitive is null";
-    return RET_NULL_PTR;
-  }
-
+PrimitiveC *CaffeSoftmaxParser::ParseLitePrimitive(const caffe::LayerParameter &proto,
+                                                   const caffe::LayerParameter &weight) {
   std::unique_ptr<schema::SoftMaxT> attr = std::make_unique<schema::SoftMaxT>();
   if (attr == nullptr) {
     MS_LOG(ERROR) << "new op failed";
-    return RET_NULL_PTR;
+    return nullptr;
   }
 
   if (proto.has_softmax_param() && proto.softmax_param().has_axis()) {
@@ -46,11 +35,10 @@ STATUS CaffeSoftmaxParser::Parse(const caffe::LayerParameter &proto, const caffe
   } else {
     attr->axis = 1;
   }
-
-  op->name = proto.name();
-  op->primitive->value.type = schema::PrimitiveType_SoftMax;
-  op->primitive->value.value = attr.release();
-  return RET_OK;
+  auto primitive = std::make_unique<schema::PrimitiveT>();
+  primitive->value.type = schema::PrimitiveType_SoftMax;
+  primitive->value.value = attr.release();
+  return PrimitiveC::Create(primitive.release());
 }
 
 CaffeNodeRegistrar g_caffeSoftmaxParser("Softmax", new CaffeSoftmaxParser());
diff --git a/mindspore/lite/tools/converter/parser/caffe/caffe_softmax_parser.h b/mindspore/lite/tools/converter/parser/caffe/caffe_softmax_parser.h
index 796df196b1..2da6c324ee 100644
--- a/mindspore/lite/tools/converter/parser/caffe/caffe_softmax_parser.h
+++ b/mindspore/lite/tools/converter/parser/caffe/caffe_softmax_parser.h
@@ -28,8 +28,7 @@ class CaffeSoftmaxParser : public CaffeNodeParser {
   CaffeSoftmaxParser() : CaffeNodeParser("softmax") {}
   ~CaffeSoftmaxParser() override = default;
 
-  STATUS Parse(const caffe::LayerParameter &proto, const caffe::LayerParameter &weight, schema::CNodeT *op,
-               std::vector<schema::TensorT *> *weightVec) override;
+  PrimitiveC *ParseLitePrimitive(const caffe::LayerParameter &proto, const caffe::LayerParameter &weight) override;
 };
 }  // namespace lite
 }  // namespace mindspore
diff --git a/mindspore/lite/tools/converter/parser/caffe/caffe_tanh_parser.cc b/mindspore/lite/tools/converter/parser/caffe/caffe_tanh_parser.cc
index e88121cac4..49b00cf7bf 100644
--- a/mindspore/lite/tools/converter/parser/caffe/caffe_tanh_parser.cc
+++ b/mindspore/lite/tools/converter/parser/caffe/caffe_tanh_parser.cc
@@ -20,30 +20,18 @@
 
 namespace mindspore {
 namespace lite {
-STATUS CaffeTanhParser::Parse(const caffe::LayerParameter &proto, const caffe::LayerParameter &weight,
-                              schema::CNodeT *op, std::vector<schema::TensorT *> *weightVec) {
-  MS_LOG(DEBUG) << "parse CaffeTanhParser";
-  if (op == nullptr) {
-    MS_LOG(ERROR) << "op is null";
-    return RET_NULL_PTR;
-  }
-  op->primitive = std::make_unique<schema::PrimitiveT>();
-  if (op->primitive == nullptr) {
-    MS_LOG(ERROR) << "op->primitive is null";
-    return RET_NULL_PTR;
-  }
-
+PrimitiveC *CaffeTanhParser::ParseLitePrimitive(const caffe::LayerParameter &proto,
+                                                const caffe::LayerParameter &weight) {
   std::unique_ptr<schema::ActivationT> attr(new schema::ActivationT());
   if (attr == nullptr) {
     MS_LOG(ERROR) << "new op failed";
-    return RET_NULL_PTR;
+    return nullptr;
   }
   attr->type = schema::ActivationType_TANH;
-
-  op->name = proto.name();
-  op->primitive->value.type = schema::PrimitiveType_Activation;
-  op->primitive->value.value = attr.release();
-  return RET_OK;
+  auto primitive = std::make_unique<schema::PrimitiveT>();
+  primitive->value.type = schema::PrimitiveType_Activation;
+  primitive->value.value = attr.release();
+  return PrimitiveC::Create(primitive.release());
 }
 
 CaffeNodeRegistrar g_caffeTanhParser("TanH", new CaffeTanhParser());
diff --git a/mindspore/lite/tools/converter/parser/caffe/caffe_tanh_parser.h b/mindspore/lite/tools/converter/parser/caffe/caffe_tanh_parser.h
index 03f7b32d28..c721b1b547 100644
--- a/mindspore/lite/tools/converter/parser/caffe/caffe_tanh_parser.h
+++ b/mindspore/lite/tools/converter/parser/caffe/caffe_tanh_parser.h
@@ -28,8 +28,7 @@ class CaffeTanhParser : public CaffeNodeParser {
   CaffeTanhParser() : CaffeNodeParser("tanh") {}
   ~CaffeTanhParser() override = default;
 
-  STATUS Parse(const caffe::LayerParameter &proto, const caffe::LayerParameter &weight, schema::CNodeT *op,
-               std::vector<schema::TensorT *> *weightVec) override;
+  PrimitiveC *ParseLitePrimitive(const caffe::LayerParameter &proto, const caffe::LayerParameter &weight) override;
 };
 }  // namespace lite
 }  // namespace mindspore
diff --git a/mindspore/lite/tools/converter/parser/caffe/caffe_tile_parser.cc b/mindspore/lite/tools/converter/parser/caffe/caffe_tile_parser.cc
index 4cd060fd10..10319f757e 100644
--- a/mindspore/lite/tools/converter/parser/caffe/caffe_tile_parser.cc
+++ b/mindspore/lite/tools/converter/parser/caffe/caffe_tile_parser.cc
@@ -20,23 +20,12 @@
 
 namespace mindspore {
 namespace lite {
-STATUS CaffeTileParser::Parse(const caffe::LayerParameter &proto, const caffe::LayerParameter &weight,
-                              schema::CNodeT *op, std::vector<schema::TensorT *> *weightVec) {
-  MS_LOG(DEBUG) << "parse CaffeTileParser";
-  if (op == nullptr) {
-    MS_LOG(ERROR) << "op is null";
-    return RET_NULL_PTR;
-  }
-  op->primitive = std::make_unique<schema::PrimitiveT>();
-  if (op->primitive == nullptr) {
-    MS_LOG(ERROR) << "op->primitive is null";
-    return RET_NULL_PTR;
-  }
-
+PrimitiveC *CaffeTileParser::ParseLitePrimitive(const caffe::LayerParameter &proto,
+                                                const caffe::LayerParameter &weight) {
   std::unique_ptr<schema::TileT> attr = std::make_unique<schema::TileT>();
   if (attr == nullptr) {
     MS_LOG(ERROR) << "new op failed";
-    return RET_NULL_PTR;
+    return nullptr;
   }
 
   const caffe::TileParameter &tile_param = proto.tile_param();
@@ -57,10 +46,10 @@ STATUS CaffeTileParser::Parse(const caffe::LayerParameter &proto, const caffe::L
 
   attr->dims = dims;
   attr->multiples = multiples;
-
-  op->primitive->value.type = schema::PrimitiveType_Tile;
-  op->primitive->value.value = attr.release();
-  return RET_OK;
+  auto primitive = std::make_unique<schema::PrimitiveT>();
+  primitive->value.type = schema::PrimitiveType_Tile;
+  primitive->value.value = attr.release();
+  return PrimitiveC::Create(primitive.release());
 }
 
 CaffeNodeRegistrar g_caffeTileParser("Tile", new CaffeTileParser());
diff --git a/mindspore/lite/tools/converter/parser/caffe/caffe_tile_parser.h b/mindspore/lite/tools/converter/parser/caffe/caffe_tile_parser.h
index b9dee3c7d4..da906ba1b0 100644
--- a/mindspore/lite/tools/converter/parser/caffe/caffe_tile_parser.h
+++ b/mindspore/lite/tools/converter/parser/caffe/caffe_tile_parser.h
@@ -28,8 +28,7 @@ class CaffeTileParser : public CaffeNodeParser {
   CaffeTileParser() : CaffeNodeParser("tile") {}
   ~CaffeTileParser() override = default;
 
-  STATUS Parse(const caffe::LayerParameter &proto, const caffe::LayerParameter &weight, schema::CNodeT *op,
-               std::vector<schema::TensorT *> *weightVec) override;
+  PrimitiveC *ParseLitePrimitive(const caffe::LayerParameter &proto, const caffe::LayerParameter &weight) override;
 };
 }  // namespace lite
 }  // namespace mindspore
diff --git a/mindspore/lite/tools/converter/parser/tflite/tflite_model_parser.cc b/mindspore/lite/tools/converter/parser/tflite/tflite_model_parser.cc
index cd1e2ed6db..0e3cc0b8dd 100644
--- a/mindspore/lite/tools/converter/parser/tflite/tflite_model_parser.cc
+++ b/mindspore/lite/tools/converter/parser/tflite/tflite_model_parser.cc
@@ -103,7 +103,7 @@ STATUS TfliteModelParser::ConvertOps() {
 
     auto primitiveC = node_parser->ParseLitePrimitive(op, tflite_model_);
     if (primitiveC == nullptr) {
-      MS_LOG(ERROR) << "parse node " << op_type.c_str() << " parser failed";
+      MS_LOG(ERROR) << "parse node " << op_name << " parser failed";
       continue;
     }
 
diff --git a/mindspore/lite/tools/optimizer/fusion/conv_bn_fusion.cc b/mindspore/lite/tools/optimizer/fusion/conv_bn_fusion.cc
index 802a9f805c..a44352ba42 100644
--- a/mindspore/lite/tools/optimizer/fusion/conv_bn_fusion.cc
+++ b/mindspore/lite/tools/optimizer/fusion/conv_bn_fusion.cc
@@ -29,6 +29,7 @@ namespace mindspore::opt {
 namespace {
 constexpr size_t kCaffeBNMeanIndex = 2;
 constexpr size_t kCaffeBNVarIndex = 3;
+constexpr size_t kCaffeBNScaleFactorIndex = 4;
 constexpr size_t kTFBNScaleIndex = 2;
 constexpr size_t kTFBNBiasIndex = 3;
 constexpr size_t kTFBNMeanIndex = 4;
@@ -95,6 +96,34 @@ void CalTransBias(const AnfNodePtr &bn_mean_node, const AnfNodePtr &bn_bias_node
     }
   }
 }
+
+STATUS CalEstimatedData(const AnfNodePtr &origin_node, const AnfNodePtr &scale_factor_node) {
+  if (origin_node == nullptr) {
+    MS_LOG(ERROR) << "origin node is null";
+    return RET_ERROR;
+  }
+
+  if (scale_factor_node == nullptr) {
+    MS_LOG(ERROR) << "scale factor node is null";
+    return RET_ERROR;
+  }
+  auto origin_param = origin_node->cast<ParameterPtr>()->default_param();
+  auto origin_tensor = std::dynamic_pointer_cast<ParamValueLite>(origin_param);
+  auto origin_data = reinterpret_cast<float *>(origin_tensor->tensor_addr());
+
+  auto scale_factor_param = scale_factor_node->cast<ParameterPtr>()->default_param();
+  auto scale_factor_tensor = std::dynamic_pointer_cast<ParamValueLite>(scale_factor_param);
+  if (scale_factor_tensor->tensor_shape_size() < 1) {
+    MS_LOG(ERROR) << "scale factor data size is not equal to 1";
+    return RET_ERROR;
+  }
+  auto scale_factor_data = (reinterpret_cast<float *>(scale_factor_tensor->tensor_addr()))[0];
+  float scale_factor = scale_factor_data == 0 ? 0 : 1 / scale_factor_data;
+  for (int i = 0; i < origin_tensor->tensor_shape_size(); i++) {
+    origin_data[i] = origin_data[i] * scale_factor;
+  }
+  return RET_OK;
+}
 }  // namespace
 const BaseRef ConvBatchNormFusion::DefinePattern() const {
   auto conv_var = std::make_shared<CondVar>(IsConvNode);
@@ -106,8 +135,9 @@ const BaseRef ConvBatchNormFusion::DefinePattern() const {
 }
 // BatchNorm weight Tensor definition:
 // caffe
-//   estimated_mean  --0
-//   estimated_variance  --1
+//   mean  --0
+//   variance  --1
+//   scale_factor  --2
 // tensorflow
 //   scale    -- 0
 //   bias        --1
@@ -127,13 +157,17 @@ void ConvBatchNormFusion::InitTransParam(const CNodePtr &bn_node, int kernel_num
   if (GetCNodeType(bn_node) == schema::PrimitiveType_BatchNorm) {
     bn_mean_node = bn_node->input(kCaffeBNMeanIndex);
     bn_variance_node = bn_node->input(kCaffeBNVarIndex);
-    if (CheckIfNodeIsParam(bn_mean_node) != lite::RET_OK || CheckIfNodeIsParam(bn_variance_node) != lite::RET_OK) {
+    AnfNodePtr bn_scale_factor_node = bn_node->input(kCaffeBNScaleFactorIndex);
+    if (CheckIfNodeIsParam(bn_mean_node) != lite::RET_OK || CheckIfNodeIsParam(bn_variance_node) != lite::RET_OK ||
+        CheckIfNodeIsParam(bn_scale_factor_node) != lite::RET_OK) {
       return;
     }
     MS_ASSERT(utils::isa<std::shared_ptr<mindspore::lite::BatchNorm>>(primitive_c));
     auto primc = utils::cast<std::shared_ptr<mindspore::lite::BatchNorm>>(primitive_c);
     MS_ASSERT(primc != nullptr);
     eps = primc->GetEpsilon();
+    CalEstimatedData(bn_mean_node, bn_scale_factor_node);
+    CalEstimatedData(bn_variance_node, bn_scale_factor_node);
   } else if (GetCNodeType(bn_node) == schema::PrimitiveType_FusedBatchNorm) {
     bn_scale_node = bn_node->input(kTFBNScaleIndex);
     bn_bias_node = bn_node->input(kTFBNBiasIndex);