fix cast datatype bugs

mindspore/lite/src/runtime/kernel/arm/fp32/cast.cc

@@ -79,7 +79,12 @@ int CastCPUKernel::DoCast(int thread_id) {
                     reinterpret_cast<uint16_t *>(output_data) + offset, data_num);
     } else if (input_data_type == kNumberTypeInt32 &&
                (output_data_type == kNumberTypeInt32 || output_data_type == kNumberTypeInt64)) {
-      memcpy(output_data, input->data_c(), data_num * sizeof(int32_t));
+      memcpy(reinterpret_cast<int32_t *>(output_data) + offset, reinterpret_cast<int32_t *>(input->data_c()) + offset,
+             data_num * sizeof(int32_t));
+    } else if (input_data_type == kNumberTypeFloat32 &&
+               (output_data_type == kNumberTypeInt32 || output_data_type == kNumberTypeInt64)) {
+      memcpy(reinterpret_cast<float *>(output_data) + offset, reinterpret_cast<float *>(input->data_c()) + offset,
+             data_num * sizeof(float));
     } else {
       MS_LOG(ERROR) << "Unsupported datatype from " << input_data_type << " to " << output_data_type;
       return RET_ERROR;
@@ -89,6 +94,7 @@ int CastCPUKernel::DoCast(int thread_id) {
       case kNumberTypeBool:
         BoolToFloat32(reinterpret_cast<bool *>(input->MutableData()) + offset,
                       reinterpret_cast<float *>(output_data) + offset, data_num);
+        break;
       case kNumberTypeUInt8:
         Uint8ToFloat32(reinterpret_cast<uint8_t *>(input->MutableData()) + offset,
                        reinterpret_cast<float *>(output_data) + offset, data_num);
@@ -101,6 +107,10 @@ int CastCPUKernel::DoCast(int thread_id) {
         Fp16ToFloat32(reinterpret_cast<uint16_t *>(input->MutableData()) + offset,
                       reinterpret_cast<float *>(output_data) + offset, data_num);
         break;
+      case kNumberTypeFloat32:
+        memcpy(reinterpret_cast<float *>(output_data) + offset, reinterpret_cast<float *>(input->data_c()) + offset,
+               data_num * sizeof(float));
+        break;
       default:
         MS_LOG(ERROR) << "Unsupported input data type " << input_data_type;
         return RET_ERROR;