[turbofan] Introduce simplified NumberBitwise{Or,Xor,And} operators.

src/compiler/representation-change.h

 // 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.
 
 #ifndef V8_COMPILER_REPRESENTATION_CHANGE_H_
 #define V8_COMPILER_REPRESENTATION_CHANGE_H_
 
 #include <sstream>
 
 #include "src/base/bits.h"
@@ skipping 313 matching lines @@
       case IrOpcode::kNumberAdd:
         return machine()->Int32Add();
       case IrOpcode::kNumberSubtract:
         return machine()->Int32Sub();
       case IrOpcode::kNumberMultiply:
         return machine()->Int32Mul();
       case IrOpcode::kNumberDivide:
         return machine()->Int32Div();
       case IrOpcode::kNumberModulus:
         return machine()->Int32Mod();
+      case IrOpcode::kNumberBitwiseOr:
+        return machine()->Word32Or();
+      case IrOpcode::kNumberBitwiseXor:
+        return machine()->Word32Xor();
+      case IrOpcode::kNumberBitwiseAnd:
+        return machine()->Word32And();
       case IrOpcode::kNumberEqual:
         return machine()->Word32Equal();
       case IrOpcode::kNumberLessThan:
         return machine()->Int32LessThan();
       case IrOpcode::kNumberLessThanOrEqual:
         return machine()->Int32LessThanOrEqual();
       default:
         UNREACHABLE();
         return NULL;
     }
@@ skipping 108 matching lines @@
   Factory* factory() const { return isolate()->factory(); }
   SimplifiedOperatorBuilder* simplified() { return jsgraph()->simplified(); }
   MachineOperatorBuilder* machine() { return jsgraph()->machine(); }
 };
 
 }  // namespace compiler
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_COMPILER_REPRESENTATION_CHANGE_H_