Add new shorter predicates for testing machine operands for various types: 
e.g. MO.isMBB() instead of MO.isMachineBasicBlock().  I don't plan on 
switching everything over, so new clients should just start using the 
shorter names.

Remove old long accessors, switching everything over to use the short
accessor: getMachineBasicBlock() -> getMBB(), 
getConstantPoolIndex() -> getIndex(), setMachineBasicBlock -> setMBB(), etc.



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@45464 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/X86/X86ISelLowering.cpp b/lib/Target/X86/X86ISelLowering.cpp
index efb7307..4d17f55 100644
--- a/lib/Target/X86/X86ISelLowering.cpp
+++ b/lib/Target/X86/X86ISelLowering.cpp
@@ -5838,7 +5838,7 @@
       AM.Base.Reg = Op.getReg();
     } else {
       AM.BaseType = X86AddressMode::FrameIndexBase;
-      AM.Base.FrameIndex = Op.getFrameIndex();
+      AM.Base.FrameIndex = Op.getIndex();
     }
     Op = MI->getOperand(1);
     if (Op.isImmediate())