[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/ARMISelLowering.cpp b/llvm/lib/Target/ARM/ARMISelLowering.cpp
index b759919..6ded2cc 100644
--- a/llvm/lib/Target/ARM/ARMISelLowering.cpp
+++ b/llvm/lib/Target/ARM/ARMISelLowering.cpp
@@ -8827,11 +8827,11 @@
   // Thumb1 post-indexed loads are really just single-register LDMs.
   case ARM::tLDR_postidx: {
     BuildMI(*BB, MI, dl, TII->get(ARM::tLDMIA_UPD))
-      .addOperand(MI.getOperand(1)) // Rn_wb
-      .addOperand(MI.getOperand(2)) // Rn
-      .addOperand(MI.getOperand(3)) // PredImm
-      .addOperand(MI.getOperand(4)) // PredReg
-      .addOperand(MI.getOperand(0)); // Rt
+        .add(MI.getOperand(1))  // Rn_wb
+        .add(MI.getOperand(2))  // Rn
+        .add(MI.getOperand(3))  // PredImm
+        .add(MI.getOperand(4))  // PredReg
+        .add(MI.getOperand(0)); // Rt
     MI.eraseFromParent();
     return BB;
   }
@@ -8862,12 +8862,12 @@
 
     MachineMemOperand *MMO = *MI.memoperands_begin();
     BuildMI(*BB, MI, dl, TII->get(NewOpc))
-        .addOperand(MI.getOperand(0)) // Rn_wb
-        .addOperand(MI.getOperand(1)) // Rt
-        .addOperand(MI.getOperand(2)) // Rn
-        .addImm(Offset)               // offset (skip GPR==zero_reg)
-        .addOperand(MI.getOperand(5)) // pred
-        .addOperand(MI.getOperand(6))
+        .add(MI.getOperand(0)) // Rn_wb
+        .add(MI.getOperand(1)) // Rt
+        .add(MI.getOperand(2)) // Rn
+        .addImm(Offset)        // offset (skip GPR==zero_reg)
+        .add(MI.getOperand(5)) // pred
+        .add(MI.getOperand(6))
         .addMemOperand(MMO);
     MI.eraseFromParent();
     return BB;
@@ -8884,7 +8884,7 @@
     }
     MachineInstrBuilder MIB = BuildMI(*BB, MI, dl, TII->get(NewOpc));
     for (unsigned i = 0; i < MI.getNumOperands(); ++i)
-      MIB.addOperand(MI.getOperand(i));
+      MIB.add(MI.getOperand(i));
     MI.eraseFromParent();
     return BB;
   }