fix embeddinglookup error on cpu pynative mode

mindspore/ccsrc/pipeline/pynative/pynative_execute.cc

@@ -422,11 +422,14 @@ void ConstructInputTensor(const OpExecInfoPtr &op_run_info, std::vector<int64_t>
     MS_LOG(INFO) << "current node is dynamic shape: " << op_run_info->op_name;
     reg_exist = false;
   }
+  auto ms_context = MsContext::GetInstance();
+  MS_EXCEPTION_IF_NULL(ms_context);
   if (op_run_info->op_name == prim::kPrimEmbeddingLookup->name()) {
-    reg_exist = false;
+    if (ms_context->get_param<std::string>(MS_CTX_DEVICE_TARGET) != kCPUDevice) {
+      reg_exist = false;
+    }
   }
   if (op_run_info->op_name == prim::kPrimGatherD->name()) {
-    auto ms_context = MsContext::GetInstance();
     // Gather op needs converting const input to attr on GPU device
     if (ms_context->get_param<std::string>(MS_CTX_DEVICE_TARGET) != kGPUDevice) {
       reg_exist = false;