diff --git a/lib/CodeGen/MachineInstr.cpp b/lib/CodeGen/MachineInstr.cpp
index ef2fcee..12d3006 100644
--- a/lib/CodeGen/MachineInstr.cpp
+++ b/lib/CodeGen/MachineInstr.cpp
@@ -740,20 +740,6 @@
 }
 
 
-/// isLabel - Returns true if the MachineInstr represents a label.
-///
-bool MachineInstr::isLabel() const {
-  return getOpcode() == TargetInstrInfo::DBG_LABEL ||
-         getOpcode() == TargetInstrInfo::EH_LABEL ||
-         getOpcode() == TargetInstrInfo::GC_LABEL;
-}
-
-/// isDebugLabel - Returns true if the MachineInstr represents a debug label.
-///
-bool MachineInstr::isDebugLabel() const {
-  return getOpcode() == TargetInstrInfo::DBG_LABEL;
-}
-
 /// findRegisterUseOperandIdx() - Returns the MachineOperand that is a use of
 /// the specific register or -1 if it is not found. It further tightens
 /// the search criteria to a use that kills the register if isKill is true.
@@ -819,7 +805,7 @@
 /// first tied use operand index by reference is UseOpIdx is not null.
 bool MachineInstr::
 isRegTiedToUseOperand(unsigned DefOpIdx, unsigned *UseOpIdx) const {
-  if (getOpcode() == TargetInstrInfo::INLINEASM) {
+  if (isInlineAsm()) {
     assert(DefOpIdx >= 2);
     const MachineOperand &MO = getOperand(DefOpIdx);
     if (!MO.isReg() || !MO.isDef() || MO.getReg() == 0)
@@ -878,7 +864,7 @@
 /// operand index by reference.
 bool MachineInstr::
 isRegTiedToDefOperand(unsigned UseOpIdx, unsigned *DefOpIdx) const {
-  if (getOpcode() == TargetInstrInfo::INLINEASM) {
+  if (isInlineAsm()) {
     const MachineOperand &MO = getOperand(UseOpIdx);
     if (!MO.isReg() || !MO.isUse() || MO.getReg() == 0)
       return false;
@@ -1088,7 +1074,7 @@
 /// merges together the same virtual register, return the register, otherwise
 /// return 0.
 unsigned MachineInstr::isConstantValuePHI() const {
-  if (getOpcode() != TargetInstrInfo::PHI)
+  if (!isPHI())
     return 0;
   assert(getNumOperands() >= 3 &&
          "It's illegal to have a PHI without source operands");