| Index: src/arm/lithium-codegen-arm.cc | 
| =================================================================== | 
| --- src/arm/lithium-codegen-arm.cc	(revision 12582) | 
| +++ src/arm/lithium-codegen-arm.cc	(working copy) | 
| @@ -1478,6 +1478,9 @@ | 
| case Token::SHL: | 
| __ mov(result, Operand(left, LSL, scratch)); | 
| break; | 
| +      case Token::ROR: | 
| +        __ mov(result, Operand(left, ROR, scratch)); | 
| +        break; | 
| default: | 
| UNREACHABLE(); | 
| break; | 
| @@ -1512,6 +1515,13 @@ | 
| __ Move(result, left); | 
| } | 
| break; | 
| +      case Token::ROR: | 
| +        if (shift_count != 0) { | 
| +          __ mov(result, Operand(left, ROR, shift_count)); | 
| +        } else { | 
| +          __ Move(result, left); | 
| +        } | 
| +        break; | 
| default: | 
| UNREACHABLE(); | 
| break; | 
|  |