[CodeGen] Rename MachineInstrBuilder::addOperand. NFC

Rename from addOperand to just add, to match the other method that has been
added to MachineInstrBuilder for adding more than just 1 operand.

See https://reviews.llvm.org/D28057 for the whole discussion.

Differential Revision: https://reviews.llvm.org/D28556

llvm-svn: 291891
diff --git a/llvm/lib/Target/ARM/Thumb2SizeReduction.cpp b/llvm/lib/Target/ARM/Thumb2SizeReduction.cpp
index 881e3cb..109c1f5 100644
--- a/llvm/lib/Target/ARM/Thumb2SizeReduction.cpp
+++ b/llvm/lib/Target/ARM/Thumb2SizeReduction.cpp
@@ -562,8 +562,8 @@
     MIB.addReg(MI->getOperand(0).getReg(), RegState::Define | RegState::Dead);
 
   if (!isLdStMul) {
-    MIB.addOperand(MI->getOperand(0));
-    MIB.addOperand(MI->getOperand(1));
+    MIB.add(MI->getOperand(0));
+    MIB.add(MI->getOperand(1));
 
     if (HasImmOffset)
       MIB.addImm(OffsetImm / Scale);
@@ -577,7 +577,7 @@
 
   // Transfer the rest of operands.
   for (unsigned e = MI->getNumOperands(); OpNum != e; ++OpNum)
-    MIB.addOperand(MI->getOperand(OpNum));
+    MIB.add(MI->getOperand(OpNum));
 
   // Transfer memoperands.
   MIB->setMemRefs(MI->memoperands_begin(), MI->memoperands_end());
@@ -624,8 +624,8 @@
     MachineInstrBuilder MIB =
         BuildMI(MBB, MI, MI->getDebugLoc(),
                 TII->get(ARM::tADDrSPi))
-            .addOperand(MI->getOperand(0))
-            .addOperand(MI->getOperand(1))
+            .add(MI->getOperand(0))
+            .add(MI->getOperand(1))
             .addImm(Imm / 4) // The tADDrSPi has an implied scale by four.
             .add(predOps(ARMCC::AL));
 
@@ -786,7 +786,7 @@
   // Add the 16-bit instruction.
   DebugLoc dl = MI->getDebugLoc();
   MachineInstrBuilder MIB = BuildMI(MBB, MI, dl, NewMCID);
-  MIB.addOperand(MI->getOperand(0));
+  MIB.add(MI->getOperand(0));
   if (NewMCID.hasOptionalDef()) {
     if (HasCC)
       AddDefaultT1CC(MIB, CCDead);
@@ -801,7 +801,7 @@
       continue;
     if (SkipPred && MCID.OpInfo[i].isPredicate())
       continue;
-    MIB.addOperand(MI->getOperand(i));
+    MIB.add(MI->getOperand(i));
   }
 
   // Transfer MI flags.
@@ -881,7 +881,7 @@
   // Add the 16-bit instruction.
   DebugLoc dl = MI->getDebugLoc();
   MachineInstrBuilder MIB = BuildMI(MBB, MI, dl, NewMCID);
-  MIB.addOperand(MI->getOperand(0));
+  MIB.add(MI->getOperand(0));
   if (NewMCID.hasOptionalDef()) {
     if (HasCC)
       AddDefaultT1CC(MIB, CCDead);
@@ -910,7 +910,7 @@
       // Skip implicit def of CPSR. Either it's modeled as an optional
       // def now or it's already an implicit def on the new instruction.
       continue;
-    MIB.addOperand(MO);
+    MIB.add(MO);
   }
   if (!MCID.isPredicable() && NewMCID.isPredicable())
     MIB.add(predOps(ARMCC::AL));