!5441 [MS][LITE][Develop]Refactor arithmetic fp16 kernel

Merge pull request !5441 from sunsuodong/fix_arithmetic

mindspore/lite/src/runtime/kernel/arm/fp16/arithmetic_fp16.h

@@ -23,19 +23,25 @@
 #include "schema/model_generated.h"
 
 namespace mindspore::kernel {
-class ArithmeticFP16CPUKernel : public LiteKernel {
+typedef int (*ArithmeticFuncFp16)(float16_t *input0, float16_t *input1, float16_t *output, int element_size);
-  typedef int (*ArithmeticRun)(float16_t *input0, float16_t *input1, float16_t *output, int element_size);
+typedef int (*ArithmeticOptFuncFp16)(float16_t *input0, float16_t *input1, float16_t *output, int element_size,
-  typedef int (*ArithmeticOptRun)(float16_t *input0, float16_t *input1, float16_t *output, int element_size,
                                      ArithmeticParameter *param);
+typedef struct {
+  int primitive_type_;
+  int activation_type_;
+  ArithmeticFuncFp16 func_;
+  ArithmeticOptFuncFp16 opt_func_;
+} ARITHMETIC_FUNC_INFO_FP16;
 
+class ArithmeticFP16CPUKernel : public LiteKernel {
  public:
   ArithmeticFP16CPUKernel(OpParameter *parameter, const std::vector<lite::tensor::Tensor *> &inputs,
                           const std::vector<lite::tensor::Tensor *> &outputs, const lite::Context *ctx,
                           const mindspore::lite::PrimitiveC *primitive)
       : LiteKernel(parameter, inputs, outputs, ctx, primitive) {
-    arithmeticParameter_ = reinterpret_cast<ArithmeticParameter *>(parameter);
+    param_ = reinterpret_cast<ArithmeticParameter *>(parameter);
   }
-  ~ArithmeticFP16CPUKernel() override;
+  ~ArithmeticFP16CPUKernel() = default;
 
   int Init() override;
   int ReSize() override;
@@ -48,14 +54,15 @@ class ArithmeticFP16CPUKernel : public LiteKernel {
   void FreeTmpBuffer();
   int outside_;
   int break_pos_;
-  int out_thread_stride_;
+  bool is_input0_fp32_ = false;
-  int out_count_;
+  bool is_input1_fp32_ = false;
+  bool is_output_fp32_ = false;
   float16_t *input0_fp16_ = nullptr;
   float16_t *input1_fp16_ = nullptr;
   float16_t *output_fp16_ = nullptr;
-  ArithmeticParameter *arithmeticParameter_ = nullptr;
+  ArithmeticParameter *param_ = nullptr;
-  ArithmeticRun arithmetic_run_ = nullptr;
+  ArithmeticFuncFp16 arithmetic_func_ = nullptr;
-  ArithmeticOptRun arithmetic_opt_run_ = nullptr;
+  ArithmeticOptFuncFp16 arithmetic_opt_func_ = nullptr;
 };
 }  // namespace mindspore::kernel
 #endif  // MINDSPORE_LITE_SRC_RUNTIME_KERNEL_ARM_FP16_ARITHMETIC_FP16_H_