!8717 [lite] fix onnx operator converter bug

From: @xu_anyue
Reviewed-by: 
Signed-off-by:

mindspore/lite/tools/common/graph_util.cc

@@ -689,7 +689,7 @@ STATUS ChangeOpAxis(schema::MetaGraphT *graph, const std::unique_ptr<schema::CNo
       MS_LOG(ERROR) << "node->primitive->value.AsConcat() is nullptr";
       return RET_NULL_PTR;
     }
-    node->primitive->value.AsConcat()->axis = axis_map[origin_axis];
+    node->primitive->value.AsConcat()->axis = axis_map[origin_axis < 0 ? origin_axis + 4 : origin_axis];
   }
   if (type == schema::PrimitiveType_Split) {
     MS_ASSERT(node->primitive->value.AsSplit() != nullptr);

mindspore/lite/tools/converter/parser/onnx/onnx_tile_parser.cc

@@ -16,6 +16,9 @@
 
 #include "tools/converter/parser/onnx/onnx_tile_parser.h"
 #include <memory>
+#include <numeric>
+#include <vector>
+#include "tools/converter/parser/onnx/onnx_tensor_parser.h"
 
 namespace mindspore {
 namespace lite {
@@ -36,7 +39,26 @@ STATUS OnnxTileParser::Parse(const onnx::GraphProto &onnx_graph, const onnx::Nod
     MS_LOG(ERROR) << "new op failed";
     return RET_NULL_PTR;
   }
-
+  const auto &onnx_tile_multiple = onnx_node.input(1);
+  int index = OnnxTensorParser::GetInstance()->GetTensorCache()->FindTensor(onnx_tile_multiple);
+  if (index == -1) {
+    MS_LOG(ERROR) << "can not find node: " << onnx_tile_multiple;
+    return RET_ERROR;
+  }
+  auto tile_attr = OnnxTensorParser::GetInstance()->GetTensorCache()->GetCachedTensor()[index];
+  if (tile_attr->data.data() == nullptr) {
+    MS_LOG(ERROR) << "power's attr pow can't be obtained.";
+    return RET_INVALID_OP_ATTR;
+  }
+  int element_size = std::accumulate(tile_attr->dims.begin(), tile_attr->dims.end(), 1, std::multiplies<int>());
+  std::vector<int> multiples;
+  std::vector<int> dims;
+  for (int i = 0; i < element_size; ++i) {
+    multiples.push_back(reinterpret_cast<int *>(tile_attr->data.data())[i]);
+    dims.push_back(i);
+  }
+  attr->multiples = multiples;
+  attr->dims = dims;
   op->primitive->value.type = schema::PrimitiveType_Tile;
   op->primitive->value.value = attr.release();
   return RET_OK;