[turbofan] Also optimize unsigned division by constant.

src/compiler/x64/code-generator-x64.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 271 matching lines @@
     case kX64Test:
       ASSEMBLE_BINOP(testq);
       break;
     case kX64Imul32:
       ASSEMBLE_MULT(imull);
       break;
     case kX64Imul:
       ASSEMBLE_MULT(imulq);
       break;
     case kX64ImulHigh32:
-      __ imull(i.InputRegister(1));
+      if (instr->InputAt(1)->IsRegister()) {
+        __ imull(i.InputRegister(1));
+      } else {
+        __ imull(i.InputOperand(1));
+      }
+      break;
+    case kX64UmulHigh32:
+      if (instr->InputAt(1)->IsRegister()) {
+        __ mull(i.InputRegister(1));
+      } else {
+        __ mull(i.InputOperand(1));
+      }
       break;
     case kX64Idiv32:
       __ cdq();
       __ idivl(i.InputRegister(1));
       break;
     case kX64Idiv:
       __ cqo();
       __ idivq(i.InputRegister(1));
       break;
     case kX64Udiv32:
@@ skipping 717 matching lines @@
     }
   }
   MarkLazyDeoptSite();
 }
 
 #undef __
 
 }  // namespace internal
 }  // namespace compiler
 }  // namespace v8