[turbofan] Introduce WordRor machine operator.

src/compiler/ia32/code-generator-ia32.cc

 // Copyright 2013 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "src/compiler/code-generator.h"
 
 #include "src/compiler/code-generator-impl.h"
 #include "src/compiler/gap-resolver.h"
 #include "src/compiler/node-matchers.h"
 #include "src/compiler/node-properties-inl.h"
@@ skipping 202 matching lines @@
         __ shr_cl(i.OutputRegister());
       }
       break;
     case kIA32Sar:
       if (HasImmediateInput(instr, 1)) {
         __ sar(i.OutputRegister(), i.InputInt5(1));
       } else {
         __ sar_cl(i.OutputRegister());
       }
       break;
+    case kIA32Ror:
+      if (HasImmediateInput(instr, 1)) {
+        __ ror(i.OutputRegister(), i.InputInt5(1));
+      } else {
+        __ ror_cl(i.OutputRegister());
+      }
+      break;
     case kIA32Push:
       if (HasImmediateInput(instr, 0)) {
         __ push(i.InputImmediate(0));
       } else {
         __ push(i.InputOperand(0));
       }
       break;
     case kIA32CallCodeObject: {
       if (HasImmediateInput(instr, 0)) {
         Handle<Code> code = Handle<Code>::cast(i.InputHeapObject(0));
@@ skipping 701 matching lines @@
 }
 
 
 void CodeGenerator::AddNopForSmiCodeInlining() { __ nop(); }
 
 #undef __
 
 }
 }
 }  // namespace v8::internal::compiler