[DAGCombine] Replace `getIntPtrConstant()` with `getVectorIdxTy()`.

- Prefer `getVectorIdxTy()` as the index operand type for
  `EXTRACT_SUBVECTOR` as targets expect different types by overloading
  `getVectorIdxTy()`.

1 files changed, 2 insertions, 1 deletions

diff --git a/llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp b/llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
index 6030c957420..e5bc08b9280 100644
--- a/llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
+++ b/llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
@@ -18606,7 +18606,8 @@ SDValue DAGCombiner::visitEXTRACT_SUBVECTOR(SDNode *N) {
              "Trying to extract from >1 concat operand?");
       assert(NewExtIdx % ExtNumElts == 0 &&
              "Extract index is not a multiple of the input vector length.");
-      SDValue NewIndexC = DAG.getIntPtrConstant(NewExtIdx, DL);
+      MVT IdxTy = TLI.getVectorIdxTy(DAG.getDataLayout());
+      SDValue NewIndexC = DAG.getConstant(NewExtIdx, DL, IdxTy);
       return DAG.getNode(ISD::EXTRACT_SUBVECTOR, DL, NVT,
                          V.getOperand(ConcatOpIdx), NewIndexC);
     }