diff --git a/mindspore/lite/micro/CMakeLists.txt b/mindspore/lite/micro/CMakeLists.txt
index 7ed7d96f2e..5212233a9e 100644
--- a/mindspore/lite/micro/CMakeLists.txt
+++ b/mindspore/lite/micro/CMakeLists.txt
@@ -1,5 +1,8 @@
 cmake_minimum_required(VERSION 3.14)
 project(micro)
+
+option(BUILD_TESTCASES "if build testcase" on)
+
 string(REPLACE "/mindspore/lite/micro" "" TOP_DIR ${CMAKE_CURRENT_SOURCE_DIR})
 set(CMAKE_CXX_STANDARD 17)
 include_directories(${CMAKE_BINARY_DIR})
@@ -30,7 +33,7 @@ ms_build_flatbuffers_lite(FBS_FILES
         "inner"
         )
 if("${CMAKE_BUILD_TYPE}" STREQUAL "Debug")
-    MESSAGE(" ******Micro Debug********")
+    MESSAGE("******Micro Debug********")
     set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -DDebug -g")
     set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -DDebug -g")
     set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -fvisibility=default")
@@ -49,3 +52,6 @@ if(ENABLE_ASAN)
 endif()
 
 add_subdirectory(coder)
+if(${BUILD_TESTCASES})
+  add_subdirectory(test)
+endif()
diff --git a/mindspore/lite/micro/cmake/file_list.cmake b/mindspore/lite/micro/cmake/file_list.cmake
new file mode 100644
index 0000000000..39a5024403
--- /dev/null
+++ b/mindspore/lite/micro/cmake/file_list.cmake
@@ -0,0 +1,104 @@
+#### classify all .h .c .cc files to FILE_SET
+set(CODER_SRC
+  ${MICRO_DIR}/coder/coder.cc
+  ${MICRO_DIR}/coder/coder_context.cc
+  ${MICRO_DIR}/coder/coder_graph.cc
+  ${MICRO_DIR}/coder/debug.cc
+  ${MICRO_DIR}/coder/session_coder.cc
+  )
+
+set(CODER_ALLOC_SRC
+  ${MICRO_DIR}/coder/allocator/allocator.cc
+  ${MICRO_DIR}/coder/allocator/memory_manager.cc
+  )
+
+set(CODER_GENERATOR_SRC
+  ${MICRO_DIR}/coder/generator/generator.cc
+  ${MICRO_DIR}/coder/generator/inference/inference_generator.cc
+  ${MICRO_DIR}/coder/generator/utils/generator_utils.cc
+  )
+
+set(CODER_OPCODERS_SRC
+  ${MICRO_DIR}/coder/opcoders/file_collector.cc
+  ${MICRO_DIR}/coder/opcoders/op_coder.cc
+  ${MICRO_DIR}/coder/opcoders/op_coder_builder.cc
+  ${MICRO_DIR}/coder/opcoders/op_coder_register.cc
+  #### serializer
+  ${MICRO_DIR}/coder/opcoders/serializers/nnacl_serializer/nnacl_fp32_serializer.cc
+  ${MICRO_DIR}/coder/opcoders/serializers/nnacl_serializer/nnacl_int8_serializer.cc
+  #### base coder
+  ${MICRO_DIR}/coder/opcoders/base/conv2d_base_coder.cc
+  ${MICRO_DIR}/coder/opcoders/base/dtype_cast_coder.cc
+  ${MICRO_DIR}/coder/opcoders/base/full_connection_base_coder.cc
+  ${MICRO_DIR}/coder/opcoders/base/quant_dtype_cast_coder.cc
+  ${MICRO_DIR}/coder/opcoders/base/reduce_base_coder.cc
+  ${MICRO_DIR}/coder/opcoders/base/softmax_base_coder.cc
+  #### cmsis int8 coder
+  ${MICRO_DIR}/coder/opcoders/cmsis-nn/int8/add_int8_coder.cc
+  ${MICRO_DIR}/coder/opcoders/cmsis-nn/int8/conv2d_base_coder.cc
+  ${MICRO_DIR}/coder/opcoders/cmsis-nn/int8/conv2d_int8_coder.cc
+  ${MICRO_DIR}/coder/opcoders/cmsis-nn/int8/dwconv_int8_coder.cc
+  ${MICRO_DIR}/coder/opcoders/cmsis-nn/int8/fullconnection_int8_coder.cc
+  ${MICRO_DIR}/coder/opcoders/cmsis-nn/int8/mul_int8_coder.cc
+  ${MICRO_DIR}/coder/opcoders/cmsis-nn/int8/pooling_int8_coder.cc
+  ${MICRO_DIR}/coder/opcoders/cmsis-nn/int8/reshape_int8_coder.cc
+  ${MICRO_DIR}/coder/opcoders/cmsis-nn/int8/softmax_int8_coder.cc
+  #### nnacl fp32 coder
+  ${MICRO_DIR}/coder/opcoders/nnacl/fp32/activation_fp32_coder.cc
+  ${MICRO_DIR}/coder/opcoders/nnacl/fp32/addn_fp32_coder.cc
+  ${MICRO_DIR}/coder/opcoders/nnacl/fp32/arithmetic_fp32_coder.cc
+  ${MICRO_DIR}/coder/opcoders/nnacl/fp32/arithmetic_self_fp32_coder.cc
+  ${MICRO_DIR}/coder/opcoders/nnacl/fp32/assign_add_fp32_coder.cc
+  ${MICRO_DIR}/coder/opcoders/nnacl/fp32/batchnorm_fp32_coder.cc
+  ${MICRO_DIR}/coder/opcoders/nnacl/fp32/concat_fp32_coder.cc
+  ${MICRO_DIR}/coder/opcoders/nnacl/fp32/expand_dims_fp32_coder.cc
+  ${MICRO_DIR}/coder/opcoders/nnacl/fp32/gather_fp32_coder.cc
+  ${MICRO_DIR}/coder/opcoders/nnacl/fp32/nchw2nhwc_fp32_coder.cc
+  ${MICRO_DIR}/coder/opcoders/nnacl/fp32/nhwc2nchw_fp32_coder.cc
+  ${MICRO_DIR}/coder/opcoders/nnacl/fp32/pad_fp32_coder.cc
+  ${MICRO_DIR}/coder/opcoders/nnacl/fp32/pooling_fp32_coder.cc
+  ${MICRO_DIR}/coder/opcoders/nnacl/fp32/power_fp32_coder.cc
+  ${MICRO_DIR}/coder/opcoders/nnacl/fp32/reshape_fp32_coder.cc
+  ${MICRO_DIR}/coder/opcoders/nnacl/fp32/scale_fp32_coder.cc
+  ${MICRO_DIR}/coder/opcoders/nnacl/fp32/slice_fp32_coder.cc
+  ${MICRO_DIR}/coder/opcoders/nnacl/fp32/squeeze_dims_fp32_coder.cc
+  ${MICRO_DIR}/coder/opcoders/nnacl/fp32/tile_fp32_coder.cc
+  ${MICRO_DIR}/coder/opcoders/nnacl/fp32/transpose_fp32_coder.cc
+  #### nnacl int8 coder
+  ${MICRO_DIR}/coder/opcoders/nnacl/int8/concat_int8_coder.cc
+  ${MICRO_DIR}/coder/opcoders/nnacl/int8/pooling_int8_coder.cc
+  ${MICRO_DIR}/coder/opcoders/nnacl/int8/reshape_int8_coder.cc
+  )
+
+set(CODER_UTILS_SRC
+  ${MICRO_DIR}/coder/utils/coder_utils.cc
+  ${MICRO_DIR}/coder/utils/dir_utils.cc
+  ${MICRO_DIR}/coder/utils/print_utils.cc
+  )
+
+set(PRIMITIVE_OP_SRC
+        ${LITE_DIR}/src/ops/batch_norm.cc
+        ${LITE_DIR}/src/ops/primitive_c.cc
+        ${LITE_DIR}/src/ops/slice.cc
+        ${LITE_DIR}/src/ops/while.cc
+        )
+
+set(LITE_SRC
+        ${PRIMITIVE_OP_SRC}
+        ${LITE_DIR}/tools/common/flag_parser.cc
+        ${LITE_DIR}/src/common/file_utils.cc
+        ${LITE_DIR}/src/common/graph_util.cc
+        ${LITE_DIR}/src/common/string_util.cc
+        ${LITE_DIR}/src/runtime/allocator.cc
+        ${LITE_DIR}/src/lite_model.cc
+        ${LITE_DIR}/src/tensorlist.cc
+        ${LITE_DIR}/src/tensor.cc
+        ${LITE_DIR}/src/common/log_adapter.cc
+        ${LITE_DIR}/nnacl/int8/quantize.c
+        ${LITE_DIR}/nnacl/int8/pack_int8.c
+        ${LITE_DIR}/nnacl/int8/matmul_int8.c
+        ${LITE_DIR}/nnacl/int8/fixed_point.c
+        )
+
+list(APPEND FILE_SET ${CODER_SRC} ${CODER_UTILS_SRC} ${CODER_OPCODERS_SRC} ${CODER_GENERATOR_SRC}
+        ${CODER_ALLOC_SRC} ${LITE_SRC})
diff --git a/mindspore/lite/micro/cmake/package_android.cmake b/mindspore/lite/micro/cmake/package_android.cmake
new file mode 100644
index 0000000000..cecc4ec60f
--- /dev/null
+++ b/mindspore/lite/micro/cmake/package_android.cmake
@@ -0,0 +1,17 @@
+option(MICRO_BUILD_ARM64 "build android arm64" OFF)
+option(MICRO_BUILD_ARM32A "build android arm32" OFF)
+
+if(MICRO_BUILD_ARM64 OR MICRO_BUILD_ARM32A)
+  add_compile_definitions(ENABLE_NEON)
+  add_compile_definitions(ENABLE_ARM)
+endif()
+
+if(MICRO_BUILD_ARM64)
+  add_compile_definitions(ENABLE_ARM64)
+  set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -march=armv8.2-a+dotprod")
+endif()
+
+if(MICRO_BUILD_ARM32A)
+  add_compile_definitions(ENABLE_ARM32)
+  add_definitions(-mfloat-abi=softfp -mfpu=neon)
+endif()
diff --git a/mindspore/lite/micro/cmake/package_micro_ops.cmake b/mindspore/lite/micro/cmake/package_micro_ops.cmake
new file mode 100644
index 0000000000..1a43baed2d
--- /dev/null
+++ b/mindspore/lite/micro/cmake/package_micro_ops.cmake
@@ -0,0 +1,32 @@
+include_directories(${NNACL_DIR}/..)
+
+set(CMSIS_SRC ${NNACL_DIR}/../micro/build/cmsis)
+if(MICRO_CMSIS_X86)
+    message("*****build cmsis x86 codes****")
+    include_directories(${CMSIS_SRC}/CMSIS/Core/Include)
+    include_directories(${CMSIS_SRC}/CMSIS/DSP/Include)
+    include_directories(${CMSIS_SRC}/CMSIS/NN/Include)
+    file(GLOB RUNTIME_KERNEL_CMSIS_SRC
+            ${CMSIS_SRC}/CMSIS/NN/Source/BasicMathFunctions/*.c
+            ${CMSIS_SRC}/CMSIS/NN/Source/ActivationFunctions/*.c
+            ${CMSIS_SRC}/CMSIS/NN/Source/ConcatenationFunctions/*.c
+            ${CMSIS_SRC}/CMSIS/NN/Source/ConvolutionFunctions/*.c
+            ${CMSIS_SRC}/CMSIS/NN/Source/FullyConnectedFunctions/*.c
+            ${CMSIS_SRC}/CMSIS/NN/Source/NNSupportFunctions/*.c
+            ${CMSIS_SRC}/CMSIS/NN/Source/PoolingFunctions/*.c
+            ${CMSIS_SRC}/CMSIS/NN/Source/ReshapeFunctions/*.c
+            ${CMSIS_SRC}/CMSIS/NN/Source/SoftmaxFunctions/*.c
+            )
+endif()
+
+########################### files ###########################
+file(GLOB RUNTIME_KERNEL_SRC
+        ${NNACL_DIR}/kernel/fp32/*.c
+        ${NNACL_DIR}/kernel/int8/*.c
+        )
+if(MICRO_CMSIS_X86)
+    set(RUNTIME_OPS ${RUNTIME_KERNEL_SRC} ${RUNTIME_TRAIN_SRC} ${RUNTIME_KERNEL_CMSIS_SRC})
+else()
+    set(RUNTIME_OPS ${RUNTIME_KERNEL_SRC} ${RUNTIME_TRAIN_SRC})
+endif()
+
diff --git a/mindspore/lite/micro/coder/CMakeLists.txt b/mindspore/lite/micro/coder/CMakeLists.txt
index bc5db6491c..351152b007 100644
--- a/mindspore/lite/micro/coder/CMakeLists.txt
+++ b/mindspore/lite/micro/coder/CMakeLists.txt
@@ -1,4 +1,5 @@
 set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -Wl,--gc-sections ")
+set(MICRO_DIR ${CMAKE_CURRENT_SOURCE_DIR}/..)
 set(LITE_DIR ${CMAKE_CURRENT_SOURCE_DIR}/../..)
 set(3RD_DIR ${TOP_DIR}/third_party)
 set(NNACL_DIR ${LITE_DIR}/nnacl)
@@ -6,7 +7,6 @@ set(NNACL_DIR ${LITE_DIR}/nnacl)
 #include 3rd
 include_directories(${3RD_DIR})
 include_directories(${3RD_DIR}/flatbuffers/include)
-include_directories(${3RD_DIR}/securec/include/)
 #include ms
 include_directories(${TOP_DIR}/)
 include_directories(${LITE_DIR})
@@ -16,91 +16,8 @@ include_directories(${TOP_DIR}/mindspore/core/)
 include_directories(${CMAKE_CURRENT_SOURCE_DIR}/)
 include_directories(${CMAKE_CURRENT_SOURCE_DIR}/../)
 include_directories(${CMAKE_CURRENT_SOURCE_DIR}/utils)
-
-
-file(GLOB_RECURSE PRIMITIVE_OP_SRC RELATIVE ${CMAKE_CURRENT_SOURCE_DIR}
-        ${LITE_DIR}/src/ops/*.cc
-        )
-
-set(LITE_SRC
-        ${PRIMITIVE_OP_SRC}
-        ${LITE_DIR}/tools/common/flag_parser.cc
-        ${LITE_DIR}/src/common/file_utils.cc
-        ${LITE_DIR}/src/common/graph_util.cc
-        ${LITE_DIR}/src/common/string_util.cc
-        ${LITE_DIR}/src/runtime/allocator.cc
-        ${LITE_DIR}/src/lite_model.cc
-        ${LITE_DIR}/src/tensorlist.cc
-        ${LITE_DIR}/src/tensor.cc
-        ${LITE_DIR}/src/common/log_adapter.cc
-        ${NNACL_DIR}/int8/quantize.c
-        ${NNACL_DIR}/int8/pack_int8.c
-        ${NNACL_DIR}/int8/matmul_int8.c
-        ${NNACL_DIR}/int8/fixed_point.c
-        )
-
-file(GLOB_RECURSE MICRO_ALLOCATOR RELATIVE ${CMAKE_CURRENT_SOURCE_DIR}
-        allocator/*.cc
-        )
-
-file(GLOB_RECURSE MICRO_GENERATOR RELATIVE ${CMAKE_CURRENT_SOURCE_DIR}
-        generator/*.cc
-        )
-
-file(GLOB_RECURSE MICRO_OPCODERS_BASE RELATIVE ${CMAKE_CURRENT_SOURCE_DIR}
-        ${CMAKE_CURRENT_SOURCE_DIR}/opcoders/base/*.cc
-        )
-
-file(GLOB_RECURSE MICRO_OPCODERS_CMSIS_NN RELATIVE ${CMAKE_CURRENT_SOURCE_DIR}
-        ${CMAKE_CURRENT_SOURCE_DIR}/opcoders/cmsis-nn/*.cc
-        )
-
-file(GLOB_RECURSE MICRO_UTILS RELATIVE ${CMAKE_CURRENT_SOURCE_DIR}
-        utils/*.cc
-        )
-
-set(MICRO_CODER_SRC
-        ${CMAKE_CURRENT_SOURCE_DIR}/coder_context.cc
-        ${CMAKE_CURRENT_SOURCE_DIR}/session_coder.cc
-        ${CMAKE_CURRENT_SOURCE_DIR}/coder.cc
-        ${CMAKE_CURRENT_SOURCE_DIR}/debug.cc
-        ${CMAKE_CURRENT_SOURCE_DIR}/coder_graph.cc
-        ${CMAKE_CURRENT_SOURCE_DIR}/opcoders/op_coder.cc
-        ${CMAKE_CURRENT_SOURCE_DIR}/opcoders/op_coder_register.cc
-        ${CMAKE_CURRENT_SOURCE_DIR}/opcoders/op_coder_builder.cc
-        ${CMAKE_CURRENT_SOURCE_DIR}/opcoders/file_collector.cc
-        )
-
-file(GLOB OPCODER_SRC_SERIALIZER ${CMAKE_CURRENT_SOURCE_DIR}
-        opcoders/serializers/nnacl_serializer/*.cc
-        )
-
-file(GLOB_RECURSE OPCODER_SRC_FP32 RELATIVE ${CMAKE_CURRENT_SOURCE_DIR}
-        opcoders/nnacl/fp32/*.cc
-        )
-
-
-file(GLOB_RECURSE OPCODER_SRC_INT8 RELATIVE ${CMAKE_CURRENT_SOURCE_DIR}
-        opcoders/nnacl/int8/*.cc
-        )
-
-
-list(APPEND MICRO_CODER_SRC
-        ${MICRO_ALLOCATOR}
-        ${MICRO_GENERATOR}
-        ${MICRO_OPCODERS_BASE}
-        ${MICRO_OPCODERS_CMSIS_NN}
-        ${OPCODER_SRC_SERIALIZER}
-        ${OPCODER_SRC_FP32}
-        ${OPCODER_SRC_INT8}
-        )
-
-add_executable(codegen main.cc
-        ${MICRO_UTILS}
-        ${LITE_SRC}
-        ${MICRO_CODER_SRC}
-        ${MICRO_RUNTIME_SRC})
-
+include(${MICRO_DIR}/cmake/file_list.cmake)
+add_executable(codegen main.cc ${FILE_SET})
 add_dependencies(codegen fbs_src)
 add_dependencies(codegen fbs_inner_src)
 target_link_libraries(codegen ${SECUREC_LIBRARY})
diff --git a/mindspore/lite/micro/coder/allocator/allocator.cc b/mindspore/lite/micro/coder/allocator/allocator.cc
index 185f195708..ebfdb89977 100644
--- a/mindspore/lite/micro/coder/allocator/allocator.cc
+++ b/mindspore/lite/micro/coder/allocator/allocator.cc
@@ -65,11 +65,11 @@ void MemoryAllocator::Free() {
       iter++;
     }
   }
+  malloc_weights_addr_.clear();
   for (auto &item : allocated_) {
     free(item);
     item = nullptr;
   }
-  malloc_weights_addr_.clear();
   allocated_.clear();
 }
 
diff --git a/mindspore/lite/micro/coder/opcoders/op_coder.h b/mindspore/lite/micro/coder/opcoders/op_coder.h
index 8d428742b8..85cc6af090 100644
--- a/mindspore/lite/micro/coder/opcoders/op_coder.h
+++ b/mindspore/lite/micro/coder/opcoders/op_coder.h
@@ -26,8 +26,8 @@
 #include "include/errorcode.h"
 #include "src/lite_kernel.h"
 #include "securec/include/securec.h"
-#include "opcoders/op_coder_register.h"
-#include "micro/coder/log.h"
+#include "coder/opcoders/op_coder_register.h"
+#include "coder/log.h"
 namespace mindspore::lite::micro {
 class CoderContext;
 constexpr int kPrecision = 19;
diff --git a/mindspore/lite/micro/coder/opcoders/op_coder_register.cc b/mindspore/lite/micro/coder/opcoders/op_coder_register.cc
index 94da6e803a..9cbebb1443 100644
--- a/mindspore/lite/micro/coder/opcoders/op_coder_register.cc
+++ b/mindspore/lite/micro/coder/opcoders/op_coder_register.cc
@@ -13,7 +13,7 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-#include "opcoders/op_coder_register.h"
+#include "coder/opcoders/op_coder_register.h"
 #include <utility>
 namespace mindspore::lite::micro {
 
diff --git a/mindspore/lite/micro/coder/session_coder.cc b/mindspore/lite/micro/coder/session_coder.cc
index 1cbeacfad1..6ff0ba7f33 100644
--- a/mindspore/lite/micro/coder/session_coder.cc
+++ b/mindspore/lite/micro/coder/session_coder.cc
@@ -30,6 +30,8 @@
 
 namespace mindspore::lite::micro {
 
+CoderSession::CoderSession() { allocator_ = MemoryAllocator::GetInstance(); }
+
 int CoderSession::InferShape() {
   const Model *model = coder_graph_->model();
   std::vector<lite::Tensor *> all_tensors = coder_graph_->all_tensors();
@@ -178,7 +180,6 @@ int CoderSession::Init(const std::string &model_path) {
   MS_CHECK_PTR(model);
   coder_graph_ = std::make_unique<CoderGraph>(model);
   coder_context_ = std::make_unique<CoderContext>();
-  allocator_ = MemoryAllocator::GetInstance();
   allocator_->RecordRuntimeAddrs(coder_context_->input_name(), coder_context_->buffer_name(),
                                  coder_context_->weight_name());
   MS_LOG(INFO) << "CoderSession::Init done";
diff --git a/mindspore/lite/micro/coder/session_coder.h b/mindspore/lite/micro/coder/session_coder.h
index 4b942f8bbb..fc46c9ed6b 100644
--- a/mindspore/lite/micro/coder/session_coder.h
+++ b/mindspore/lite/micro/coder/session_coder.h
@@ -30,7 +30,7 @@
 namespace mindspore::lite::micro {
 class CoderSession {
  public:
-  CoderSession() = default;
+  CoderSession();
 
   ~CoderSession();
 
diff --git a/mindspore/lite/micro/coder/utils/dir_utils.cc b/mindspore/lite/micro/coder/utils/dir_utils.cc
index 829a226a31..4db8e48518 100644
--- a/mindspore/lite/micro/coder/utils/dir_utils.cc
+++ b/mindspore/lite/micro/coder/utils/dir_utils.cc
@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-#include "utils/dir_utils.h"
+#include "coder/utils/dir_utils.h"
 #include <sys/stat.h>
 #if defined(_WIN32) || defined(_WIN64)
 #include <direct.h>
diff --git a/mindspore/lite/micro/example/indirect/indirect.tflite b/mindspore/lite/micro/example/indirect/indirect.tflite
new file mode 100644
index 0000000000..8202e7a460
Binary files /dev/null and b/mindspore/lite/micro/example/indirect/indirect.tflite differ
diff --git a/mindspore/lite/micro/example/indirect/input.bin b/mindspore/lite/micro/example/indirect/input.bin
new file mode 100644
index 0000000000..3f84f468b7
--- /dev/null
+++ b/mindspore/lite/micro/example/indirect/input.bin
@@ -0,0 +1 @@
+�������������������������������������������������������������������������������������������������������������������������������������������������������������/�&w����������������*}}}}}a,}rC�������������n}}}}}}}}{��Ҹ��������������[}}}}}F6wq��������������������}}M������������������������}ڀ������������������������}>��������������������������>}ƀ�������������������������qa 쁀�����������������������p}}��������������������������:}}��������������������������|};�������������������������y}y�����������������������7}}O���������������������e}}}z6��������������������]}}}}I΀������������������U}}}}Fт�����������������+[}}}}CЉ�����������������,b}}}}t�������������������}}}T�����������������������������������������������������������������������������������������������������
\ No newline at end of file
diff --git a/mindspore/lite/micro/example/micro_speech/Softmax-3.out b/mindspore/lite/micro/example/micro_speech/Softmax-3.out
new file mode 100644
index 0000000000..740c985cf6
--- /dev/null
+++ b/mindspore/lite/micro/example/micro_speech/Softmax-3.out
@@ -0,0 +1,11 @@
+Node:Softmax-3
+input Tensor:micro_speech_B+0
+input 1, 4, 
+input type:DT_INT8, format:NHWC, elementSize: 4
+input Data:
+ -50, -5, 121, -4
+output Tensor:micro_speech_B+8
+output 1, 4, 
+output type:DT_INT8, format:NHWC, elementSize: 4
+output Data:
+ -128, -128, 127, -128
diff --git a/mindspore/lite/micro/example/micro_speech/micro_speech.tflite b/mindspore/lite/micro/example/micro_speech/micro_speech.tflite
new file mode 100755
index 0000000000..51aee62be2
Binary files /dev/null and b/mindspore/lite/micro/example/micro_speech/micro_speech.tflite differ
diff --git a/mindspore/lite/micro/example/micro_speech/yes_input.bin b/mindspore/lite/micro/example/micro_speech/yes_input.bin
new file mode 100644
index 0000000000..2ccf8c789f
Binary files /dev/null and b/mindspore/lite/micro/example/micro_speech/yes_input.bin differ
diff --git a/mindspore/lite/micro/example/mnist/Softmax-6.out b/mindspore/lite/micro/example/mnist/Softmax-6.out
new file mode 100644
index 0000000000..bafc120aac
--- /dev/null
+++ b/mindspore/lite/micro/example/mnist/Softmax-6.out
@@ -0,0 +1,11 @@
+Node:Softmax-6
+input Tensor:mnist_B+80
+input 1, 10, 
+input type:DT_FLOAT, format:NHWC, elementSize: 10
+input Data:
+ -10.730524063110352, -13.112776756286621, 32.735519409179688, 47.881549835205078, -16.125642776489258, 37.780338287353516, -19.876976013183594, -9.985114097595215, 23.401361465454102, 2.130389
+output Tensor:mnist_B+0
+output 1, 10, 
+output type:DT_FLOAT, format:NHWC, elementSize: 10
+output Data:
+ 0.000000000000000, 0.000000000000000, 0.000000264328889, 0.999958753585815, 0.000000000000000, 0.000041028124542, 0.000000000000000, 0.000000000000000, 0.000000000023355, 0.000000
diff --git a/mindspore/lite/micro/example/mnist/mnist.tflite b/mindspore/lite/micro/example/mnist/mnist.tflite
new file mode 100644
index 0000000000..b44bf8a1c2
Binary files /dev/null and b/mindspore/lite/micro/example/mnist/mnist.tflite differ
diff --git a/mindspore/lite/micro/example/mnist/mnist_input.bin b/mindspore/lite/micro/example/mnist/mnist_input.bin
new file mode 100644
index 0000000000..32154910c7
Binary files /dev/null and b/mindspore/lite/micro/example/mnist/mnist_input.bin differ
diff --git a/mindspore/lite/micro/example/mobilenetv1/Softmax-9.out b/mindspore/lite/micro/example/mobilenetv1/Softmax-9.out
new file mode 100644
index 0000000000..398a7193fe
--- /dev/null
+++ b/mindspore/lite/micro/example/mobilenetv1/Softmax-9.out
@@ -0,0 +1,11 @@
+Node:Softmax-9
+input Tensor:mobilenet_B+2304
+input 1, 10, 
+input type:DT_FLOAT, format:NHWC, elementSize: 10
+input Data:
+ -29.386697769165039, -21.845693588256836, -2.055268287658691, -3.034832000732422, -35.736465454101562, -7.437396526336670, -28.077632904052734, -9.304884910583496, -3.867517471313477, -24.168812
+output Tensor:mobilenet_B+0
+output 1, 10, 
+output type:DT_FLOAT, format:NHWC, elementSize: 10
+output Data:
+ 0.000000000000874, 0.000000001646118, 0.647639095783234, 0.243172198534012, 0.000000000000002, 0.002977861091495, 0.000000000003236, 0.000460113020381, 0.105750694870949, 0.000000
diff --git a/mindspore/lite/micro/example/mobilenetv1/input.bin b/mindspore/lite/micro/example/mobilenetv1/input.bin
new file mode 100644
index 0000000000..32154910c7
Binary files /dev/null and b/mindspore/lite/micro/example/mobilenetv1/input.bin differ
diff --git a/mindspore/lite/micro/example/mobilenetv1/mobile_net.tflite b/mindspore/lite/micro/example/mobilenetv1/mobile_net.tflite
new file mode 100644
index 0000000000..7b297e5ee9
Binary files /dev/null and b/mindspore/lite/micro/example/mobilenetv1/mobile_net.tflite differ
diff --git a/mindspore/lite/micro/example/mobilenetv1_quant/1_3_224_224.bin b/mindspore/lite/micro/example/mobilenetv1_quant/1_3_224_224.bin
new file mode 100644
index 0000000000..499ea3285c
Binary files /dev/null and b/mindspore/lite/micro/example/mobilenetv1_quant/1_3_224_224.bin differ
diff --git a/mindspore/lite/micro/example/mobilenetv1_quant/Softmax-30.out b/mindspore/lite/micro/example/mobilenetv1_quant/Softmax-30.out
new file mode 100644
index 0000000000..12331e0c1b
--- /dev/null
+++ b/mindspore/lite/micro/example/mobilenetv1_quant/Softmax-30.out
@@ -0,0 +1,55 @@
+Node:Softmax-30
+input Tensor:mobilenetv1_quant_B+1008
+input 1, 1001, 
+input type:DT_INT8, format:NHWC, elementSize: 1001
+input Data:
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+ -49, -47, -61, -63, -60, -58, -60, -54, -59, -59, -65, -75, -64, -65, -62, -63, -59, -62, -51, -67, -73, -57, -59, -56, -62, -59, -59, -62, -56, -58, -73, -53, -66, -68, -59, -65, -67, -53, -54, -54, -54, -56, -53, -51, -49,
+ -59, -62, -55, -42, -61, -60, -61, -51, -54, -59, -58, -54, -63, -71, -62, -61, -69, -48, -71, -63, -57, -55, -58, -65, -67, -71, -60, -68, -68, -64, -62, -63, -60, -60, -71, -64, -68, -60, -56, -59, -62, -60, -65, -65, -61,
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+ -64, -54, -74, -72, -76, -74, -72, -68, -76, -58, -58
+output Tensor:mobilenetv1_quant_B+0
+output 1, 1001, 
+output type:DT_INT8, format:NHWC, elementSize: 1001
+output Data:
+ -128, -128, -128, -128, -128, -128, -128, -128, -128, -128, -128, -128, -128, -128, -128, -128, -128, -128, -128, -128, -128, -128, -126, -127, -128, -128, -128, -128, -128, -128, -128, -128, -128, -128, -128, -128, -128, -128, -128, -128, -128, -128, -128, -128, -128,
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+ -127, -128, -128, -128, -128, -128, -128, -128, -128, -128, -128, -128, -128, -128, -128, -128, -128, -128, -128, -128, -128, -128, -128, -128, -128, -128, -128, -128, -128, -128, -128, -128, -128, -128, -128, -128, -128, -128, -128, -128, -128, -128, -128, -128, -128,
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+ -127, -128, -128, -128, -127, -128, -128, -127, -128, -128, -124, -128, -125, -128, -128, -128, -128, -128, -128, -128, -128, -128, -128, -128, -127, -128, -128, -128, -127, -128, -128, -128, -128, -127, -128, -128, -128, -128, -128, -128, -128, -128, -128, -128, -127,
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+ -127, -126, -128, -128, -127, -128, -128, -128, -128, -128, -128, -128, -127, -128, -128, -128, -128, -128, -128, -128, -128, -127, -128, -128, -128, -128, -128, -127, -128, -128, -127, -128, -128, -128, -128, -127, -128, -128, -128, -127, -127, -128, -127, -128, -127,
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+ -128, -128, -128, -125, -128, -128, -128, -127, -128, -128, -128, -128, -128, -128, -128, -128, -128, -127, -128, -128, -128, -128, -128, -128, -128, -128, -128, -128, -128, -128, -128, -128, -128, -128, -128, -128, -128, -128, -128, -128, -128, -128, -128, -128, -128,
+ -128, -128, -128, -128, -128, -126, -128, -127, -128, -128, -128, -128, -128, -128, -128, -128, -128, -128, -128, -128, -128, -128, -127, -128, -127, -128, -128, -128, -128, -128, -128, -128, -128, -128, -128, -128, -128, -128, -128, -128, -128, -128, -128, -128, -128,
+ -128, -128, -128, -128, -128, -128, -128, -128, -128, -128, -128
diff --git a/mindspore/lite/micro/example/mobilenetv1_quant/mobilenet_v1_1.0_224_quant.tflite b/mindspore/lite/micro/example/mobilenetv1_quant/mobilenet_v1_1.0_224_quant.tflite
new file mode 100644
index 0000000000..437640b069
Binary files /dev/null and b/mindspore/lite/micro/example/mobilenetv1_quant/mobilenet_v1_1.0_224_quant.tflite differ
diff --git a/mindspore/lite/micro/example/mobilenetv2_quant/1_224_224_3.bin b/mindspore/lite/micro/example/mobilenetv2_quant/1_224_224_3.bin
new file mode 100644
index 0000000000..1c035cd0e0
Binary files /dev/null and b/mindspore/lite/micro/example/mobilenetv2_quant/1_224_224_3.bin differ
diff --git a/mindspore/lite/micro/example/mobilenetv2_quant/Reshape-64.out b/mindspore/lite/micro/example/mobilenetv2_quant/Reshape-64.out
new file mode 100644
index 0000000000..cc05ebffa8
--- /dev/null
+++ b/mindspore/lite/micro/example/mobilenetv2_quant/Reshape-64.out
@@ -0,0 +1,55 @@
+Node:Reshape-64
+input Tensor:mobilenetv2_quant_B+1280
+input 1, 1, 1, 1001, 
+input type:DT_INT8, format:NHWC, elementSize: 1001
+input Data:
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+ -65, -74, -62, -72, -72, -88, -82, -69, -85, -73, -31
+output Tensor:mobilenetv2_quant_B+0
+output 1, 1001, 
+output type:DT_INT8, format:NHWC, elementSize: 1001
+output Data:
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diff --git a/mindspore/lite/micro/example/mobilenetv2_quant/mobilenet_v2_1.0_224_quant.tflite b/mindspore/lite/micro/example/mobilenetv2_quant/mobilenet_v2_1.0_224_quant.tflite
new file mode 100644
index 0000000000..c26ff77a00
Binary files /dev/null and b/mindspore/lite/micro/example/mobilenetv2_quant/mobilenet_v2_1.0_224_quant.tflite differ
diff --git a/mindspore/lite/micro/example/person_detection/Conv2D-28.out b/mindspore/lite/micro/example/person_detection/Conv2D-28.out
new file mode 100644
index 0000000000..bd2c60c8f0
--- /dev/null
+++ b/mindspore/lite/micro/example/person_detection/Conv2D-28.out
@@ -0,0 +1,16 @@
+Node:Conv2D-28
+input Tensor:person_detection_B+2304
+input 1, 1, 1, 256, 
+input type:DT_INT8, format:NHWC, elementSize: 256
+input Data:
+ -126, -128, -122, -127, -126, -120, -116, -126, -128, -124, -124, -128, -127, -122, -122, -127, -122, -126, -124, -124, -127, -125, -124, -123, -126, -121, -128, -127, -128, -124, -122, -126, -124, -125, -116, -122, -119, -128, -124, -127, -122, -121, -116, -123, -127,
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+output Tensor:person_detection_B+0
+output 1, 1, 1, 3, 
+output type:DT_INT8, format:NHWC, elementSize: 3
+output Data:
+ -119, 14, 58
diff --git a/mindspore/lite/micro/example/person_detection/person_detection.tflite b/mindspore/lite/micro/example/person_detection/person_detection.tflite
new file mode 100644
index 0000000000..243de020d3
Binary files /dev/null and b/mindspore/lite/micro/example/person_detection/person_detection.tflite differ
diff --git a/mindspore/lite/micro/example/person_detection/person_detection_input.bin b/mindspore/lite/micro/example/person_detection/person_detection_input.bin
new file mode 100644
index 0000000000..21c5e2c185
--- /dev/null
+++ b/mindspore/lite/micro/example/person_detection/person_detection_input.bin
@@ -0,0 +1,17 @@
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diff --git a/mindspore/lite/micro/example/person_detection_int8/Conv2D-28.out b/mindspore/lite/micro/example/person_detection_int8/Conv2D-28.out
new file mode 100644
index 0000000000..74b00b665c
--- /dev/null
+++ b/mindspore/lite/micro/example/person_detection_int8/Conv2D-28.out
@@ -0,0 +1,16 @@
+Node:Conv2D-28
+input Tensor:person_detection_int8_B+2304
+input 1, 1, 1, 256, 
+input type:DT_INT8, format:NHWC, elementSize: 256
+input Data:
+ -117, -117, -122, -117, -121, -125, -121, -123, -116, -116, -116, -125, -127, -120, -125, -128, -127, -123, -125, -123, -125, -108, -124, -125, -110, -123, -128, -122, -119, -124, -126, -127, -123, -125, -120, -121, -126, -126, -126, -124, -124, -121, -122, -128, -123,
+ -124, -122, -121, -123, -125, -121, -123, -113, -125, -114, -128, -123, -125, -121, -120, -118, -113, -110, -116, -117, -126, -118, -126, -122, -121, -116, -114, -116, -121, -122, -116, -127, -128, -119, -118, -125, -128, -119, -126, -108, -120, -118, -109, -116, -114,
+ -119, -122, -120, -116, -117, -127, -124, -115, -126, -118, -127, -111, -126, -115, -122, -116, -122, -127, -116, -119, -120, -124, -120, -120, -118, -114, -128, -126, -123, -125, -124, -122, -125, -122, -124, -121, -116, -123, -127, -118, -122, -121, -117, -127, -114,
+ -118, -113, -115, -120, -122, -125, -123, -122, -124, -127, -127, -128, -126, -126, -116, -123, -120, -118, -118, -124, -120, -124, -122, -126, -121, -117, -120, -107, -118, -122, -126, -115, -128, -118, -121, -118, -120, -120, -114, -115, -117, -122, -123, -127, -124,
+ -120, -124, -125, -124, -118, -117, -122, -119, -124, -127, -122, -111, -112, -119, -125, -127, -124, -115, -123, -119, -126, -119, -128, -123, -124, -112, -126, -124, -118, -127, -120, -124, -125, -121, -117, -125, -117, -124, -116, -126, -127, -125, -110, -122, -124,
+ -124, -126, -123, -125, -123, -118, -123, -128, -113, -128, -126, -121, -118, -126, -123, -123, -126, -125, -127, -121, -119, -116, -127, -120, -124, -123, -121, -123, -109, -126, -128
+output Tensor:person_detection_int8_B+0
+output 1, 1, 1, 2, 
+output type:DT_INT8, format:NHWC, elementSize: 2
+output Data:
+ -112, 110
diff --git a/mindspore/lite/micro/example/person_detection_int8/person_data_int8.bin b/mindspore/lite/micro/example/person_detection_int8/person_data_int8.bin
new file mode 100644
index 0000000000..231ba9b235
Binary files /dev/null and b/mindspore/lite/micro/example/person_detection_int8/person_data_int8.bin differ
diff --git a/mindspore/lite/micro/example/person_detection_int8/person_detection_int8.tflite b/mindspore/lite/micro/example/person_detection_int8/person_detection_int8.tflite
new file mode 100644
index 0000000000..8159d01e5b
Binary files /dev/null and b/mindspore/lite/micro/example/person_detection_int8/person_detection_int8.tflite differ
diff --git a/mindspore/lite/micro/test/CMakeLists.txt b/mindspore/lite/micro/test/CMakeLists.txt
new file mode 100644
index 0000000000..2aa93c774e
--- /dev/null
+++ b/mindspore/lite/micro/test/CMakeLists.txt
@@ -0,0 +1,20 @@
+string(REPLACE "/test" "" MICRO_DIR ${CMAKE_CURRENT_SOURCE_DIR})
+string(REPLACE " -fvisibility=hidden " " -fvisibility=default " CMAKE_C_FLAGS "${CMAKE_C_FLAGS}")
+string(REPLACE " -fvisibility=hidden " " -fvisibility=default " CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}")
+set(LITE_DIR ${MICRO_DIR}/..)
+set(3RD_DIR ${TOP_DIR}/third_party)
+
+set(BUILD_LITE "on")
+include(${MICRO_DIR}/../../../cmake/external_libs/gtest.cmake)
+include(${MICRO_DIR}/cmake/file_list.cmake)
+
+include_directories(${TOP_DIR})
+include_directories(${TOP_DIR}/mindspore/core/)
+include_directories(${LITE_DIR})
+include_directories(${MICRO_DIR})
+include_directories(${3RD_DIR})
+
+add_executable(micro_test code_gen_test.cc ${FILE_SET})
+add_dependencies(micro_test fbs_src)
+add_dependencies(micro_test fbs_inner_src)
+target_link_libraries(micro_test dl mindspore::gtest ${SECUREC_LIBRARY})
diff --git a/mindspore/lite/micro/test/code_gen_test.cc b/mindspore/lite/micro/test/code_gen_test.cc
new file mode 100644
index 0000000000..40704cf6c0
--- /dev/null
+++ b/mindspore/lite/micro/test/code_gen_test.cc
@@ -0,0 +1,33 @@
+/**
+ * Copyright 2019 Huawei Technologies Co., Ltd
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "gtest/gtest.h"
+#include "micro/coder/coder.h"
+
+namespace mindspore::lite::micro::test {
+TEST(GenerateCodeTest, mnist_x86) {
+  const char *argv[] = {"./codegen", "--modelPath=../example/mnist.ms", "--moduleName=mnist", "--codePath=.",
+                        "--isWeightFile"};
+  STATUS status = RunCoder(5, argv);
+  ASSERT_EQ(status, RET_OK);
+}
+}  // namespace mindspore::lite::micro::test
+
+GTEST_API_ int main(int argc, char **argv) {
+  testing::InitGoogleTest(&argc, argv);
+  int ret = RUN_ALL_TESTS();
+  return ret;
+}