Small update

Author: lialan

mlir/lib/Conversion/AMDGPUToROCDL/AMDGPUToROCDL.cpp

@@ -1030,13 +1030,11 @@ struct GatherToLDSOpLowering : public ConvertOpToLLVMPattern<GatherToLDSOp> {
     // TODO: instead of only transfering one element per thread, we could
     // augment it to transfer multiple elements per thread by issuing multiple
     // `global_load_lds` instructions.
-    size_t loadWidth;
     Type transferType = op.getTransferType();
+    size_t loadWidth = transferType.getIntOrFloatBitWidth() / 8;
     if (auto transferVectorType = dyn_cast<VectorType>(transferType)) {
       loadWidth = transferVectorType.getNumElements() *
                   (transferVectorType.getElementTypeBitWidth() / 8);
-    } else {
-      loadWidth = transferType.getIntOrFloatBitWidth() / 8;
     }
 
     // Currently only 1, 2, and 4 byte loads are supported.