1 files changed, 6 insertions, 0 deletions
diff --git a/compiler/optimizing/instruction_simplifier_arm.cc b/compiler/optimizing/instruction_simplifier_arm.cc
index a050f86363..7dccc036b5 100644
--- a/compiler/optimizing/instruction_simplifier_arm.cc
+++ b/compiler/optimizing/instruction_simplifier_arm.cc
@@ -74,6 +74,7 @@ class InstructionSimplifierArmVisitor final : public HGraphVisitor {
   void VisitArraySet(HArraySet* instruction) override;
   void VisitMul(HMul* instruction) override;
   void VisitOr(HOr* instruction) override;
+  void VisitRol(HRol* instruction) override;
   void VisitShl(HShl* instruction) override;
   void VisitShr(HShr* instruction) override;
   void VisitSub(HSub* instruction) override;
@@ -263,6 +264,11 @@ void InstructionSimplifierArmVisitor::VisitOr(HOr* instruction) {
   }
 }
 
+void InstructionSimplifierArmVisitor::VisitRol(HRol* instruction) {
+  UnfoldRotateLeft(instruction);
+  RecordSimplification();
+}
+
 void InstructionSimplifierArmVisitor::VisitShl(HShl* instruction) {
   if (instruction->InputAt(1)->IsConstant()) {
     TryMergeIntoUsersShifterOperand(instruction);