diff --git a/mlir/lib/Conversion/StandardToLLVM/StandardToLLVM.cpp b/mlir/lib/Conversion/StandardToLLVM/StandardToLLVM.cpp
--- a/mlir/lib/Conversion/StandardToLLVM/StandardToLLVM.cpp
+++ b/mlir/lib/Conversion/StandardToLLVM/StandardToLLVM.cpp
@@ -875,6 +875,8 @@
     if (!resultType || resultType.getRank() != 1)
       return failure();
 
+    SplatOp::Adaptor adaptor(operands);
+
     // First insert it into an undef vector so we can shuffle it.
     auto vectorType = typeConverter->convertType(splatOp.getType());
     Value undef = rewriter.create<LLVM::UndefOp>(splatOp.getLoc(), vectorType);
@@ -884,7 +886,7 @@
         rewriter.getZeroAttr(rewriter.getIntegerType(32)));
 
     auto v = rewriter.create<LLVM::InsertElementOp>(
-        splatOp.getLoc(), vectorType, undef, splatOp.getOperand(), zero);
+        splatOp.getLoc(), vectorType, undef, adaptor.input(), zero);
 
     int64_t width = splatOp.getType().cast<VectorType>().getDimSize(0);
     SmallVector<int32_t, 4> zeroValues(width, 0);