Use std::move to avoid copy

[abhishek-kaushik22]

No description provided.

[llvmbot]

@llvm/pr-subscribers-tablegen

Author: None (abhishek-kaushik22)

Changes

---

Full diff: https://github.com/llvm/llvm-project/pull/113054.diff

1 Files Affected:

• (modified) llvm/utils/TableGen/DecoderEmitter.cpp (+1-1)

diff --git a/llvm/utils/TableGen/DecoderEmitter.cpp b/llvm/utils/TableGen/DecoderEmitter.cpp
index 4d2320b31ea94a..55af5fdc3d6a37 100644
--- a/llvm/utils/TableGen/DecoderEmitter.cpp
+++ b/llvm/utils/TableGen/DecoderEmitter.cpp
@@ -2059,7 +2059,7 @@ populateInstruction(const CodeGenTarget &Target, const Record &EncodingDef,
           MyName = Op.Name;
 
         TiedNames[MyName] = TiedName;
-        TiedNames[TiedName] = MyName;
+        TiedNames[TiedName] = std::move(MyName);
       }
     }
   }