================
@@ -6595,15 +6540,9 @@ SDValue RISCVTargetLowering::lowerVECTOR_SHUFFLE(SDValue 
Op,
       OddV = DAG.getExtractSubvector(DL, HalfVT, OddV, OddSrc % Size);
     }
 
-    // Prefer vzip2a or vzip if available.
-    // TODO: Extend to matching ri.vzip2b or vzip if EvenSrc and OddSrc allow.
----------------
wangpc-pp wrote:

We should keep this TODO.

https://github.com/llvm/llvm-project/pull/200761
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