diff --git a/src/include/midend/IR.h b/src/include/midend/IR.h
index da9fad1..1a56f95 100644
--- a/src/include/midend/IR.h
+++ b/src/include/midend/IR.h
@@ -934,6 +934,14 @@ class PhiInst : public Instruction {
   }
 
   auto& getincomings() const {return blk2val;}  ///< 获取所有的基本块和对应的值
+  
+  auto getIncomingValues() const {
+    std::vector<std::pair<BasicBlock*, Value*>> result;
+    for (const auto& [block, value] : blk2val) {
+      result.emplace_back(block, value);
+    }
+    return result;
+  }
 
   Value* getvalfromBlk(BasicBlock* blk) const ;
   BasicBlock* getBlkfromVal(Value* val) const ;