[turbofan] Also optimize unsigned division by constant.

src/compiler/machine-operator.cc

 // Copyright 2014 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/machine-operator.h"
 
 #include "src/base/lazy-instance.h"
 #include "src/compiler/opcodes.h"
 #include "src/compiler/operator.h"
 
@@ skipping 66 matching lines @@
   V(Int32Mul, Operator::kAssociative | Operator::kCommutative, 2, 0, 1)       \
   V(Int32MulHigh, Operator::kAssociative | Operator::kCommutative, 2, 0, 1)   \
   V(Int32Div, Operator::kNoProperties, 2, 1, 1)                               \
   V(Int32Mod, Operator::kNoProperties, 2, 1, 1)                               \
   V(Int32LessThan, Operator::kNoProperties, 2, 0, 1)                          \
   V(Int32LessThanOrEqual, Operator::kNoProperties, 2, 0, 1)                   \
   V(Uint32Div, Operator::kNoProperties, 2, 1, 1)                              \
   V(Uint32LessThan, Operator::kNoProperties, 2, 0, 1)                         \
   V(Uint32LessThanOrEqual, Operator::kNoProperties, 2, 0, 1)                  \
   V(Uint32Mod, Operator::kNoProperties, 2, 1, 1)                              \
+  V(Uint32MulHigh, Operator::kAssociative | Operator::kCommutative, 2, 0, 1)  \
   V(Int64Add, Operator::kAssociative | Operator::kCommutative, 2, 0, 1)       \
   V(Int64Sub, Operator::kNoProperties, 2, 0, 1)                               \
   V(Int64Mul, Operator::kAssociative | Operator::kCommutative, 2, 0, 1)       \
   V(Int64Div, Operator::kNoProperties, 2, 0, 1)                               \
   V(Int64Mod, Operator::kNoProperties, 2, 0, 1)                               \
   V(Int64LessThan, Operator::kNoProperties, 2, 0, 1)                          \
   V(Int64LessThanOrEqual, Operator::kNoProperties, 2, 0, 1)                   \
   V(Uint64Div, Operator::kNoProperties, 2, 0, 1)                              \
   V(Uint64LessThan, Operator::kNoProperties, 2, 0, 1)                         \
   V(Uint64Mod, Operator::kNoProperties, 2, 0, 1)                              \
@@ skipping 143 matching lines @@
 
     default:
       break;
   }
   UNREACHABLE();
   return NULL;
 }
 }  // namespace compiler
 }  // namespace internal
 }  // namespace v8