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

src/compiler/typer.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/typer.h"
 
 #include "src/base/flags.h"
 #include "src/base/lazy-instance.h"
 #include "src/bootstrapper.h"
 #include "src/compilation-dependencies.h"
@@ skipping 1538 matching lines @@
 Type* Typer::Visitor::TypeNumberDivide(Node* node) {
   return Type::Number(zone());
 }
 
 
 Type* Typer::Visitor::TypeNumberModulus(Node* node) {
   return Type::Number(zone());
 }
 
 
+Type* Typer::Visitor::TypeNumberBitwiseOr(Node* node) {
+  return Type::Signed32(zone());
+}
+
+
+Type* Typer::Visitor::TypeNumberBitwiseXor(Node* node) {
+  return Type::Signed32(zone());
+}
+
+
+Type* Typer::Visitor::TypeNumberBitwiseAnd(Node* node) {
+  return Type::Signed32(zone());
+}
+
+
 Type* Typer::Visitor::TypeNumberShiftLeft(Node* node) {
   return Type::Signed32(zone());
 }
 
 
 Type* Typer::Visitor::TypeNumberShiftRight(Node* node) {
   return Type::Signed32(zone());
 }
 
 
@@ skipping 602 matching lines @@
   }
   if (Type::IsInteger(*value)) {
     return Type::Range(value->Number(), value->Number(), zone());
   }
   return Type::Constant(value, zone());
 }
 
 }  // namespace compiler
 }  // namespace internal
 }  // namespace v8