[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/AArch64/AArch64LoadStoreOptimizer.cpp b/llvm/lib/Target/AArch64/AArch64LoadStoreOptimizer.cpp
index 8a76c42..337b9ce 100644
--- a/llvm/lib/Target/AArch64/AArch64LoadStoreOptimizer.cpp
+++ b/llvm/lib/Target/AArch64/AArch64LoadStoreOptimizer.cpp
@@ -595,7 +595,7 @@
   MachineInstrBuilder MIB;
   MIB = BuildMI(*MBB, InsertionPoint, DL, TII->get(getMatchingWideOpcode(Opc)))
             .addReg(isNarrowStore(Opc) ? AArch64::WZR : AArch64::XZR)
-            .addOperand(BaseRegOp)
+            .add(BaseRegOp)
             .addImm(OffsetImm)
             .setMemRefs(I->mergeMemRefsWith(*MergeMI));
   (void)MIB;
@@ -688,9 +688,9 @@
   DebugLoc DL = I->getDebugLoc();
   MachineBasicBlock *MBB = I->getParent();
   MIB = BuildMI(*MBB, InsertionPoint, DL, TII->get(getMatchingPairOpcode(Opc)))
-            .addOperand(getLdStRegOp(*RtMI))
-            .addOperand(getLdStRegOp(*Rt2MI))
-            .addOperand(BaseRegOp)
+            .add(getLdStRegOp(*RtMI))
+            .add(getLdStRegOp(*Rt2MI))
+            .add(BaseRegOp)
             .addImm(OffsetImm)
             .setMemRefs(I->mergeMemRefsWith(*Paired));
 
@@ -1210,19 +1210,19 @@
   if (!isPairedLdSt(*I)) {
     // Non-paired instruction.
     MIB = BuildMI(*I->getParent(), I, I->getDebugLoc(), TII->get(NewOpc))
-              .addOperand(getLdStRegOp(*Update))
-              .addOperand(getLdStRegOp(*I))
-              .addOperand(getLdStBaseOp(*I))
+              .add(getLdStRegOp(*Update))
+              .add(getLdStRegOp(*I))
+              .add(getLdStBaseOp(*I))
               .addImm(Value)
               .setMemRefs(I->memoperands_begin(), I->memoperands_end());
   } else {
     // Paired instruction.
     int Scale = getMemScale(*I);
     MIB = BuildMI(*I->getParent(), I, I->getDebugLoc(), TII->get(NewOpc))
-              .addOperand(getLdStRegOp(*Update))
-              .addOperand(getLdStRegOp(*I, 0))
-              .addOperand(getLdStRegOp(*I, 1))
-              .addOperand(getLdStBaseOp(*I))
+              .add(getLdStRegOp(*Update))
+              .add(getLdStRegOp(*I, 0))
+              .add(getLdStRegOp(*I, 1))
+              .add(getLdStBaseOp(*I))
               .addImm(Value / Scale)
               .setMemRefs(I->memoperands_begin(), I->memoperands_end());
   }