diff --git a/lib/Target/ARM/ARM.h b/lib/Target/ARM/ARM.h
index 3e1329936a1..5faf8c320c1 100644
--- a/lib/Target/ARM/ARM.h
+++ b/lib/Target/ARM/ARM.h
@@ -44,7 +44,7 @@ FunctionPass *createMLxExpansionPass();
 FunctionPass *createThumb2ITBlockPass();
 FunctionPass *createThumb2SizeReductionPass();
 
-/// \brief Creates an X86-specific Target Transformation Info pass.
+/// \brief Creates an ARM-specific Target Transformation Info pass.
 ImmutablePass *createARMTargetTransformInfoPass(const ARMBaseTargetMachine *TM);
 
 void LowerARMMachineInstrToMCInst(const MachineInstr *MI, MCInst &OutMI,
diff --git a/lib/Target/ARM/ARMTargetMachine.cpp b/lib/Target/ARM/ARMTargetMachine.cpp
index dab7f178cd0..774521852a1 100644
--- a/lib/Target/ARM/ARMTargetMachine.cpp
+++ b/lib/Target/ARM/ARMTargetMachine.cpp
@@ -52,8 +52,8 @@ ARMBaseTargetMachine::ARMBaseTargetMachine(const Target &T, StringRef TT,
 }
 
 void ARMBaseTargetMachine::addAnalysisPasses(PassManagerBase &PM) {
-  // Add first the target-independent BasicTTI pass, then our X86 pass. This
-  // allows the X86 pass to delegate to the target independent layer when
+  // Add first the target-independent BasicTTI pass, then our ARM pass. This
+  // allows the ARM pass to delegate to the target independent layer when
   // appropriate.
   PM.add(createBasicTargetTransformInfoPass(getTargetLowering()));
   PM.add(createARMTargetTransformInfoPass(this));