reglist has two operands.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@118457 91177308-0d34-0410-b5e6-96231b3b80d8

lib/Target/ARM/ARMInstrInfo.td

@@ -278,6 +278,7 @@ def brtarget : Operand<OtherVT>;
 
 // A list of registers separated by comma. Used by load/store multiple.
 def reglist : Operand<i32> {
+  int NumOperands = 2;
   string EncoderMethod = "getRegisterListOpValue";
   let PrintMethod = "printRegisterList";
 }