1 files changed, 6 insertions, 0 deletions
diff --git a/compiler/optimizing/instruction_simplifier_arm64.cc b/compiler/optimizing/instruction_simplifier_arm64.cc
index f57448d70f..8dd64e59ee 100644
--- a/compiler/optimizing/instruction_simplifier_arm64.cc
+++ b/compiler/optimizing/instruction_simplifier_arm64.cc
@@ -77,6 +77,7 @@ class InstructionSimplifierArm64Visitor 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;
@@ -234,6 +235,11 @@ void InstructionSimplifierArm64Visitor::VisitOr(HOr* instruction) {
   }
 }
 
+void InstructionSimplifierArm64Visitor::VisitRol(HRol* rol) {
+  UnfoldRotateLeft(rol);
+  RecordSimplification();
+}
+
 void InstructionSimplifierArm64Visitor::VisitShl(HShl* instruction) {
   if (instruction->InputAt(1)->IsConstant()) {
     TryMergeIntoUsersShifterOperand(instruction);