Remove debug prints to console.

Author: Prabhuk

llvm/lib/Target/X86/X86FrameLowering.cpp

@@ -1554,12 +1554,7 @@ void X86FrameLowering::emitPrologue(MachineFunction &MF,
   bool HasFP = hasFP(MF);
   bool IsWin64Prologue = isWin64Prologue(MF);
 
-  // if(IsWin64Prologue) {
-  //   errs() << "********** IsWin64Prologue TRUE ";
-  // } else {
-  //   errs() << "********** IsWin64Prologue FALSE FALSE FALSE ";
-  // }
-  bool NeedsWin64CFI = IsWin64Prologue && Fn.needsUnwindTableEntry();
+    bool NeedsWin64CFI = IsWin64Prologue && Fn.needsUnwindTableEntry();
   // FIXME: Emit FPO data for EH funclets.
   bool NeedsWinFPO = !IsFunclet && STI.isTargetWin32() &&
                      MF.getFunction().getParent()->getCodeViewFlag();
@@ -1682,12 +1677,6 @@ void X86FrameLowering::emitPrologue(MachineFunction &MF,
   // pointer, calls, or dynamic alloca then we do not need to adjust the
   // stack pointer (we fit in the Red Zone). We also check that we don't
   // push and pop from the stack.
-
-  // if (has128ByteRedZone(MF)) {
-  //   errs() << "********** has128ByteRedZone TRUE ";
-  // } else {
-  //   errs() << "********** has128ByteRedZone FALSE FALSE FALSE ";
-  // }
   if (has128ByteRedZone(MF) && !TRI->hasStackRealignment(MF) &&
       !MFI.hasVarSizedObjects() &&             // No dynamic alloca.
       !MFI.adjustsStack() &&                   // No calls.
@@ -1696,7 +1685,6 @@ void X86FrameLowering::emitPrologue(MachineFunction &MF,
       !MF.shouldSplitStack()) {                // Regular stack
     uint64_t MinSize =
         X86FI->getCalleeSavedFrameSize() - X86FI->getTCReturnAddrDelta();
-
     if (HasFP)
       MinSize += SlotSize;
     X86FI->setUsesRedZone(MinSize > 0 || StackSize > 0);
@@ -1912,9 +1900,7 @@ void X86FrameLowering::emitPrologue(MachineFunction &MF,
            Opc == X86::PUSH2 || Opc == X86::PUSH2P;
   };
 
-  // uint64_t cont3 = 1;
   while (IsCSPush(MBBI)) {
-    // llvm::outs() << "\n*********** cont3 " << cont3++;
     PushedRegs = true;
     Register Reg = MBBI->getOperand(0).getReg();
     LastCSPush = MBBI;

llvm/lib/Target/X86/X86ISelLowering.cpp

@@ -37230,8 +37230,6 @@ X86TargetLowering::EmitSjLjDispatchBlock(MachineInstr &MI,
   // N.B. the order the invoke BBs are processed in doesn't matter here.
   SmallVector<MachineBasicBlock *, 64> MBBLPads;
   const MCPhysReg *SavedRegs = MF->getRegInfo().getCalleeSavedRegs();
-  // llvm::outs() << "Callee saved regs from isellowering " <<
-  // SavedRegs->
   for (MachineBasicBlock *MBB : InvokeBBs) {
     // Remove the landing pad successor from the invoke block and replace it
     // with the new dispatch block.

llvm/lib/Target/X86/X86Subtarget.h

@@ -339,8 +339,6 @@ class X86Subtarget final : public X86GenSubtargetInfo {
   bool isPositionIndependent() const;
 
   bool isCallingConvWin64(CallingConv::ID CC) const {
-    // llvm::outs() << "\nIn isCallingConvWin64 check calling
-    // convention******************* ";
     switch (CC) {
     // On Win64 and UEFI64, all these conventions just use the default
     // convention.
@@ -357,8 +355,6 @@ class X86Subtarget final : public X86GenSubtargetInfo {
       return isTargetWin64() || isTargetUEFI64();
     // This convention allows using the Win64 convention on other targets.
     case CallingConv::Win64:
-      // llvm::outs() << "\nReturning true for Win64 calling
-      // convention******************* ";
       return true;
     // This convention allows using the SysV convention on Windows targets.
     case CallingConv::X86_64_SysV: