fixup! [RISCV] Change vector tuple type's TypeSize to scalable

Author: 4vtomat

llvm/lib/CodeGenTypes/LowLevelType.cpp

@@ -22,11 +22,6 @@ LLT::LLT(MVT VT) {
     init(/*IsPointer=*/false, asVector, /*IsScalar=*/!asVector,
          VT.getVectorElementCount(), VT.getVectorElementType().getSizeInBits(),
          /*AddressSpace=*/0);
-  } else if (VT.isRISCVVectorTuple()) {
-    // TODO: Correctly model RISC-V vector tuple type
-    init(/*IsPointer=*/false, /*IsVector=*/false, /*IsScalar=*/true,
-         ElementCount::getFixed(0), VT.getSizeInBits().getKnownMinValue(),
-         /*AddressSpace=*/0);
   } else if (VT.isValid() && !VT.isScalableTargetExtVT()) {
     // Aggregates are no different from real scalars as far as GlobalISel is
     // concerned.