diff --git a/compiler/optimizing/code_generator_arm.cc b/compiler/optimizing/code_generator_arm.cc
index 2364bc8..4e88765 100644
--- a/compiler/optimizing/code_generator_arm.cc
+++ b/compiler/optimizing/code_generator_arm.cc
@@ -149,7 +149,6 @@
 
 void InstructionCodeGeneratorARM::VisitLocal(HLocal* local) {
   DCHECK_EQ(local->GetBlock(), GetGraph()->GetEntryBlock());
-  codegen_->SetFrameSize(codegen_->GetFrameSize() + kArmWordSize);
 }
 
 void LocationsBuilderARM::VisitLoadLocal(HLoadLocal* load) {
@@ -384,5 +383,17 @@
   }
 }
 
+void LocationsBuilderARM::VisitNot(HNot* instruction) {
+  LocationSummary* locations = new (GetGraph()->GetArena()) LocationSummary(instruction);
+  locations->SetInAt(0, Location(R0));
+  locations->SetOut(Location(R0));
+  instruction->SetLocations(locations);
+}
+
+void InstructionCodeGeneratorARM::VisitNot(HNot* instruction) {
+  LocationSummary* locations = instruction->GetLocations();
+  __ eor(locations->Out().reg<Register>(), locations->InAt(0).reg<Register>(), ShifterOperand(1));
+}
+
 }  // namespace arm
 }  // namespace art