[ARM] CodeGen: Remove AddDefaultCC. NFC.

Replace all uses of AddDefaultCC with add(condCodeOp()).
The transformation has been done automatically with a custom tool based on Clang
AST Matchers + RefactoringTool.

Differential Revision: https://reviews.llvm.org/D28557

llvm-svn: 291893
diff --git a/llvm/lib/Target/ARM/ARMBaseInstrInfo.cpp b/llvm/lib/Target/ARM/ARMBaseInstrInfo.cpp
index ee52b93..e2c0965 100644
--- a/llvm/lib/Target/ARM/ARMBaseInstrInfo.cpp
+++ b/llvm/lib/Target/ARM/ARMBaseInstrInfo.cpp
@@ -734,9 +734,10 @@
   bool GPRSrc = ARM::GPRRegClass.contains(SrcReg);
 
   if (GPRDest && GPRSrc) {
-    AddDefaultCC(BuildMI(MBB, I, DL, get(ARM::MOVr), DestReg)
-                     .addReg(SrcReg, getKillRegState(KillSrc))
-                     .add(predOps(ARMCC::AL)));
+    BuildMI(MBB, I, DL, get(ARM::MOVr), DestReg)
+        .addReg(SrcReg, getKillRegState(KillSrc))
+        .add(predOps(ARMCC::AL))
+        .add(condCodeOp());
     return;
   }
 
@@ -850,7 +851,7 @@
     Mov = Mov.add(predOps(ARMCC::AL));
     // MOVr can set CC.
     if (Opc == ARM::MOVr)
-      Mov = AddDefaultCC(Mov);
+      Mov = Mov.add(condCodeOp());
   }
   // Add implicit super-register defs and kills to the last instruction.
   Mov->addRegisterDefined(DestReg, TRI);
@@ -1966,7 +1967,7 @@
 
   // DefMI is not the -S version that sets CPSR, so add an optional %noreg.
   if (NewMI->hasOptionalDef())
-    AddDefaultCC(NewMI);
+    NewMI.add(condCodeOp());
 
   // The output register value when the predicate is false is an implicit
   // register operand tied to the first def.
@@ -2832,11 +2833,12 @@
   unsigned Reg1 = UseMI.getOperand(OpIdx).getReg();
   bool isKill = UseMI.getOperand(OpIdx).isKill();
   unsigned NewReg = MRI->createVirtualRegister(MRI->getRegClass(Reg));
-  AddDefaultCC(BuildMI(*UseMI.getParent(), UseMI, UseMI.getDebugLoc(),
-                       get(NewUseOpc), NewReg)
-                   .addReg(Reg1, getKillRegState(isKill))
-                   .addImm(SOImmValV1)
-                   .add(predOps(ARMCC::AL)));
+  BuildMI(*UseMI.getParent(), UseMI, UseMI.getDebugLoc(), get(NewUseOpc),
+          NewReg)
+      .addReg(Reg1, getKillRegState(isKill))
+      .addImm(SOImmValV1)
+      .add(predOps(ARMCC::AL))
+      .add(condCodeOp());
   UseMI.setDesc(get(NewUseOpc));
   UseMI.getOperand(1).setReg(NewReg);
   UseMI.getOperand(1).setIsKill();
diff --git a/llvm/lib/Target/ARM/ARMBaseInstrInfo.h b/llvm/lib/Target/ARM/ARMBaseInstrInfo.h
index 64dcb2c..0e1cb5c 100644
--- a/llvm/lib/Target/ARM/ARMBaseInstrInfo.h
+++ b/llvm/lib/Target/ARM/ARMBaseInstrInfo.h
@@ -410,13 +410,13 @@
            MachineOperand::CreateReg(PredReg, 0)}};
 }
 
-// FIXME: Replace with something that returns a MachineOperand
-static inline
-const MachineInstrBuilder &AddDefaultCC(const MachineInstrBuilder &MIB) {
-  return MIB.addReg(0);
+/// Get the operand corresponding to the conditional code result. By default,
+/// this is 0 (no register).
+static inline MachineOperand condCodeOp(unsigned CCReg = 0) {
+  return MachineOperand::CreateReg(CCReg, 0);
 }
 
-// FIXME: Replace with something that returns a MachineOperand
+// FIXME: Replace with something that returns a MachineOperand directly.
 static inline
 const MachineInstrBuilder &AddDefaultT1CC(const MachineInstrBuilder &MIB,
                                           bool isDead = false) {
diff --git a/llvm/lib/Target/ARM/ARMBaseRegisterInfo.cpp b/llvm/lib/Target/ARM/ARMBaseRegisterInfo.cpp
index c7f78e3..ac9d1ca 100644
--- a/llvm/lib/Target/ARM/ARMBaseRegisterInfo.cpp
+++ b/llvm/lib/Target/ARM/ARMBaseRegisterInfo.cpp
@@ -609,7 +609,7 @@
     .addFrameIndex(FrameIdx).addImm(Offset);
 
   if (!AFI->isThumb1OnlyFunction())
-    AddDefaultCC(MIB.add(predOps(ARMCC::AL)));
+    MIB.add(predOps(ARMCC::AL)).add(condCodeOp());
 }
 
 void ARMBaseRegisterInfo::resolveFrameIndex(MachineInstr &MI, unsigned BaseReg,
diff --git a/llvm/lib/Target/ARM/ARMExpandPseudoInsts.cpp b/llvm/lib/Target/ARM/ARMExpandPseudoInsts.cpp
index cc8fa18..d2f2a25 100644
--- a/llvm/lib/Target/ARM/ARMExpandPseudoInsts.cpp
+++ b/llvm/lib/Target/ARM/ARMExpandPseudoInsts.cpp
@@ -1189,11 +1189,11 @@
                                     "bits set.");
           unsigned bicOpc = AFI->isThumbFunction() ?
             ARM::t2BICri : ARM::BICri;
-          AddDefaultCC(
-              BuildMI(MBB, MBBI, MI.getDebugLoc(), TII->get(bicOpc), ARM::R6)
-                  .addReg(ARM::R6, RegState::Kill)
-                  .addImm(MaxAlign - 1)
-                  .add(predOps(ARMCC::AL)));
+          BuildMI(MBB, MBBI, MI.getDebugLoc(), TII->get(bicOpc), ARM::R6)
+              .addReg(ARM::R6, RegState::Kill)
+              .addImm(MaxAlign - 1)
+              .add(predOps(ARMCC::AL))
+              .add(condCodeOp());
         }
 
       }
diff --git a/llvm/lib/Target/ARM/ARMFastISel.cpp b/llvm/lib/Target/ARM/ARMFastISel.cpp
index ab73f09..f27591f 100644
--- a/llvm/lib/Target/ARM/ARMFastISel.cpp
+++ b/llvm/lib/Target/ARM/ARMFastISel.cpp
@@ -265,7 +265,7 @@
     if (CPSR)
       AddDefaultT1CC(MIB);
     else
-      AddDefaultCC(MIB);
+      MIB.add(condCodeOp());
   }
   return MIB;
 }
@@ -2691,7 +2691,7 @@
         .addImm(ImmEnc)
         .add(predOps(ARMCC::AL));
     if (hasS)
-      AddDefaultCC(MIB);
+      MIB.add(condCodeOp());
     // Second instruction consumes the first's result.
     SrcReg = ResultReg;
   }
diff --git a/llvm/lib/Target/ARM/ARMFrameLowering.cpp b/llvm/lib/Target/ARM/ARMFrameLowering.cpp
index d7cf9c9..d9e474a 100644
--- a/llvm/lib/Target/ARM/ARMFrameLowering.cpp
+++ b/llvm/lib/Target/ARM/ARMFrameLowering.cpp
@@ -257,23 +257,26 @@
           .addImm(~AlignMask)
           .add(predOps(ARMCC::AL));
     } else if (AlignMask <= 255) {
-      AddDefaultCC(BuildMI(MBB, MBBI, DL, TII.get(ARM::BICri), Reg)
-                       .addReg(Reg, RegState::Kill)
-                       .addImm(AlignMask)
-                       .add(predOps(ARMCC::AL)));
+      BuildMI(MBB, MBBI, DL, TII.get(ARM::BICri), Reg)
+          .addReg(Reg, RegState::Kill)
+          .addImm(AlignMask)
+          .add(predOps(ARMCC::AL))
+          .add(condCodeOp());
     } else {
       assert(!MustBeSingleInstruction &&
              "Shouldn't call emitAligningInstructions demanding a single "
              "instruction to be emitted for large stack alignment for a target "
              "without BFC.");
-      AddDefaultCC(BuildMI(MBB, MBBI, DL, TII.get(ARM::MOVsi), Reg)
-                       .addReg(Reg, RegState::Kill)
-                       .addImm(ARM_AM::getSORegOpc(ARM_AM::lsr, NrBitsToZero))
-                       .add(predOps(ARMCC::AL)));
-      AddDefaultCC(BuildMI(MBB, MBBI, DL, TII.get(ARM::MOVsi), Reg)
-                       .addReg(Reg, RegState::Kill)
-                       .addImm(ARM_AM::getSORegOpc(ARM_AM::lsl, NrBitsToZero))
-                       .add(predOps(ARMCC::AL)));
+      BuildMI(MBB, MBBI, DL, TII.get(ARM::MOVsi), Reg)
+          .addReg(Reg, RegState::Kill)
+          .addImm(ARM_AM::getSORegOpc(ARM_AM::lsr, NrBitsToZero))
+          .add(predOps(ARMCC::AL))
+          .add(condCodeOp());
+      BuildMI(MBB, MBBI, DL, TII.get(ARM::MOVsi), Reg)
+          .addReg(Reg, RegState::Kill)
+          .addImm(ARM_AM::getSORegOpc(ARM_AM::lsl, NrBitsToZero))
+          .add(predOps(ARMCC::AL))
+          .add(condCodeOp());
     }
   } else {
     // Since this is only reached for Thumb-2 targets, the BFC instruction
@@ -484,11 +487,12 @@
       break;
     }
 
-    AddDefaultCC(BuildMI(MBB, MBBI, dl, TII.get(ARM::t2SUBrr), ARM::SP)
-                     .addReg(ARM::SP, RegState::Kill)
-                     .addReg(ARM::R4, RegState::Kill)
-                     .setMIFlags(MachineInstr::FrameSetup)
-                     .add(predOps(ARMCC::AL)));
+    BuildMI(MBB, MBBI, dl, TII.get(ARM::t2SUBrr), ARM::SP)
+        .addReg(ARM::SP, RegState::Kill)
+        .addReg(ARM::R4, RegState::Kill)
+        .setMIFlags(MachineInstr::FrameSetup)
+        .add(predOps(ARMCC::AL))
+        .add(condCodeOp());
     NumBytes = 0;
   }
 
@@ -1120,10 +1124,11 @@
   // sub r4, sp, #numregs * 8
   // The immediate is <= 64, so it doesn't need any special encoding.
   unsigned Opc = isThumb ? ARM::t2SUBri : ARM::SUBri;
-  AddDefaultCC(BuildMI(MBB, MI, DL, TII.get(Opc), ARM::R4)
-                   .addReg(ARM::SP)
-                   .addImm(8 * NumAlignedDPRCS2Regs)
-                   .add(predOps(ARMCC::AL)));
+  BuildMI(MBB, MI, DL, TII.get(Opc), ARM::R4)
+      .addReg(ARM::SP)
+      .addImm(8 * NumAlignedDPRCS2Regs)
+      .add(predOps(ARMCC::AL))
+      .add(condCodeOp());
 
   unsigned MaxAlign = MF.getFrameInfo().getMaxAlignment();
   // We must set parameter MustBeSingleInstruction to true, since
@@ -1142,7 +1147,7 @@
                                 .addReg(ARM::R4)
                                 .add(predOps(ARMCC::AL));
   if (!isThumb)
-    AddDefaultCC(MIB);
+    MIB.add(condCodeOp());
 
   // Now spill NumAlignedDPRCS2Regs registers starting from d8.
   // r4 holds the stack slot address.
@@ -1270,10 +1275,11 @@
   assert(!AFI->isThumb1OnlyFunction() && "Can't realign stack for thumb1");
 
   unsigned Opc = isThumb ? ARM::t2ADDri : ARM::ADDri;
-  AddDefaultCC(BuildMI(MBB, MI, DL, TII.get(Opc), ARM::R4)
-                   .addFrameIndex(D8SpillFI)
-                   .addImm(0)
-                   .add(predOps(ARMCC::AL)));
+  BuildMI(MBB, MI, DL, TII.get(Opc), ARM::R4)
+      .addFrameIndex(D8SpillFI)
+      .addImm(0)
+      .add(predOps(ARMCC::AL))
+      .add(condCodeOp());
 
   // Now restore NumAlignedDPRCS2Regs registers starting from d8.
   unsigned NextReg = ARM::D8;
@@ -2149,7 +2155,8 @@
 
   // sub SR1, sp, #StackSize
   if (!CompareStackPointer && Thumb) {
-    AddDefaultCC(BuildMI(McrMBB, DL, TII.get(ARM::tSUBi8), ScratchReg1))
+    BuildMI(McrMBB, DL, TII.get(ARM::tSUBi8), ScratchReg1)
+        .add(condCodeOp())
         .addReg(ScratchReg1)
         .addImm(AlignedStackSize)
         .add(predOps(ARMCC::AL));
@@ -2223,7 +2230,8 @@
   // Pass first argument for the __morestack by Scratch Register #0.
   //   The amount size of stack required
   if (Thumb) {
-    AddDefaultCC(BuildMI(AllocMBB, DL, TII.get(ARM::tMOVi8), ScratchReg0))
+    BuildMI(AllocMBB, DL, TII.get(ARM::tMOVi8), ScratchReg0)
+        .add(condCodeOp())
         .addImm(AlignedStackSize)
         .add(predOps(ARMCC::AL));
   } else {
@@ -2235,7 +2243,8 @@
   // Pass second argument for the __morestack by Scratch Register #1.
   //   The amount size of stack consumed to save function arguments.
   if (Thumb) {
-    AddDefaultCC(BuildMI(AllocMBB, DL, TII.get(ARM::tMOVi8), ScratchReg1))
+    BuildMI(AllocMBB, DL, TII.get(ARM::tMOVi8), ScratchReg1)
+        .add(condCodeOp())
         .addImm(alignToARMConstant(ARMFI->getArgumentStackSize()))
         .add(predOps(ARMCC::AL));
   } else {
diff --git a/llvm/lib/Target/ARM/ARMISelLowering.cpp b/llvm/lib/Target/ARM/ARMISelLowering.cpp
index 6ded2cc..fc18fbd 100644
--- a/llvm/lib/Target/ARM/ARMISelLowering.cpp
+++ b/llvm/lib/Target/ARM/ARMISelLowering.cpp
@@ -7854,10 +7854,11 @@
         .add(predOps(ARMCC::AL));
     // Set the low bit because of thumb mode.
     unsigned NewVReg2 = MRI->createVirtualRegister(TRC);
-    AddDefaultCC(BuildMI(*MBB, MI, dl, TII->get(ARM::t2ORRri), NewVReg2)
-                     .addReg(NewVReg1, RegState::Kill)
-                     .addImm(0x01)
-                     .add(predOps(ARMCC::AL)));
+    BuildMI(*MBB, MI, dl, TII->get(ARM::t2ORRri), NewVReg2)
+        .addReg(NewVReg1, RegState::Kill)
+        .addImm(0x01)
+        .add(predOps(ARMCC::AL))
+        .add(condCodeOp());
     unsigned NewVReg3 = MRI->createVirtualRegister(TRC);
     BuildMI(*MBB, MI, dl, TII->get(ARM::tPICADD), NewVReg3)
       .addReg(NewVReg2, RegState::Kill)
@@ -8084,11 +8085,12 @@
         .add(predOps(ARMCC::AL));
 
     unsigned NewVReg4 = MRI->createVirtualRegister(TRC);
-    AddDefaultCC(BuildMI(DispContBB, dl, TII->get(ARM::t2ADDrs), NewVReg4)
-                     .addReg(NewVReg3, RegState::Kill)
-                     .addReg(NewVReg1)
-                     .addImm(ARM_AM::getSORegOpc(ARM_AM::lsl, 2))
-                     .add(predOps(ARMCC::AL)));
+    BuildMI(DispContBB, dl, TII->get(ARM::t2ADDrs), NewVReg4)
+        .addReg(NewVReg3, RegState::Kill)
+        .addReg(NewVReg1)
+        .addImm(ARM_AM::getSORegOpc(ARM_AM::lsl, 2))
+        .add(predOps(ARMCC::AL))
+        .add(condCodeOp());
 
     BuildMI(DispContBB, dl, TII->get(ARM::t2BR_JT))
       .addReg(NewVReg4, RegState::Kill)
@@ -8237,10 +8239,11 @@
       .addReg(ARM::CPSR);
 
     unsigned NewVReg3 = MRI->createVirtualRegister(TRC);
-    AddDefaultCC(BuildMI(DispContBB, dl, TII->get(ARM::MOVsi), NewVReg3)
-                     .addReg(NewVReg1)
-                     .addImm(ARM_AM::getSORegOpc(ARM_AM::lsl, 2))
-                     .add(predOps(ARMCC::AL)));
+    BuildMI(DispContBB, dl, TII->get(ARM::MOVsi), NewVReg3)
+        .addReg(NewVReg1)
+        .addImm(ARM_AM::getSORegOpc(ARM_AM::lsl, 2))
+        .add(predOps(ARMCC::AL))
+        .add(condCodeOp());
     unsigned NewVReg4 = MRI->createVirtualRegister(TRC);
     BuildMI(DispContBB, dl, TII->get(ARM::LEApcrelJT), NewVReg4)
         .addJumpTableIndex(MJTI)
@@ -8676,7 +8679,10 @@
     MachineInstrBuilder MIB =
         BuildMI(*BB, BB->end(), dl,
                 TII->get(IsThumb2 ? ARM::t2SUBri : ARM::SUBri), varLoop);
-    AddDefaultCC(MIB.addReg(varPhi).addImm(UnitSize).add(predOps(ARMCC::AL)));
+    MIB.addReg(varPhi)
+        .addImm(UnitSize)
+        .add(predOps(ARMCC::AL))
+        .add(condCodeOp());
     MIB->getOperand(5).setReg(ARM::CPSR);
     MIB->getOperand(5).setIsDef(true);
   }
@@ -8770,11 +8776,12 @@
   }
   }
 
-  AddDefaultCC(BuildMI(*MBB, MI, DL, TII.get(ARM::t2SUBrr), ARM::SP)
-                   .addReg(ARM::SP, RegState::Kill)
-                   .addReg(ARM::R4, RegState::Kill)
-                   .setMIFlags(MachineInstr::FrameSetup)
-                   .add(predOps(ARMCC::AL)));
+  BuildMI(*MBB, MI, DL, TII.get(ARM::t2SUBrr), ARM::SP)
+      .addReg(ARM::SP, RegState::Kill)
+      .addReg(ARM::R4, RegState::Kill)
+      .setMIFlags(MachineInstr::FrameSetup)
+      .add(predOps(ARMCC::AL))
+      .add(condCodeOp());
 
   MI.eraseFromParent();
   return MBB;
diff --git a/llvm/lib/Target/ARM/ARMInstructionSelector.cpp b/llvm/lib/Target/ARM/ARMInstructionSelector.cpp
index 0a4d414..55d4f41 100644
--- a/llvm/lib/Target/ARM/ARMInstructionSelector.cpp
+++ b/llvm/lib/Target/ARM/ARMInstructionSelector.cpp
@@ -89,13 +89,13 @@
   switch (I.getOpcode()) {
   case G_ADD:
     I.setDesc(TII.get(ARM::ADDrr));
-    AddDefaultCC(MIB.add(predOps(ARMCC::AL)));
+    MIB.add(predOps(ARMCC::AL)).add(condCodeOp());
     break;
   case G_FRAME_INDEX:
     // Add 0 to the given frame index and hope it will eventually be folded into
     // the user(s).
     I.setDesc(TII.get(ARM::ADDri));
-    AddDefaultCC(MIB.addImm(0).add(predOps(ARMCC::AL)));
+    MIB.addImm(0).add(predOps(ARMCC::AL)).add(condCodeOp());
     break;
   case G_LOAD:
     I.setDesc(TII.get(ARM::LDRi12));
diff --git a/llvm/lib/Target/ARM/Thumb2InstrInfo.cpp b/llvm/lib/Target/ARM/Thumb2InstrInfo.cpp
index cbd8fca..a5becc6 100644
--- a/llvm/lib/Target/ARM/Thumb2InstrInfo.cpp
+++ b/llvm/lib/Target/ARM/Thumb2InstrInfo.cpp
@@ -350,7 +350,7 @@
                                   .add(predOps(ARMCC::AL))
                                   .setMIFlags(MIFlags);
     if (HasCCOut)
-      AddDefaultCC(MIB);
+      MIB.add(condCodeOp());
 
     BaseReg = DestReg;
   }