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

src/deoptimizer.cc

Index: src/deoptimizer.cc
diff --git a/src/deoptimizer.cc b/src/deoptimizer.cc
index a2347287b8059465253d91a3690677ae7c29ab79..de33da982b6fc9bead8310d6dcac69d32db760ea 100644
--- a/src/deoptimizer.cc
+++ b/src/deoptimizer.cc
@@ -2491,16 +2491,6 @@ Object* TranslatedValue::GetRawValue() const {
       break;
     }
 
-    case kDouble: {
-      int int_value = FastD2IChecked(double_value());
-      bool is_smi = !IsMinusZero(double_value()) &&
-                    double_value() == int_value && Smi::IsValid(int_value);
-      if (is_smi) {
-        return Smi::FromInt(static_cast<int32_t>(int_value));
-      }
-      break;
-    }
-
     case kBoolBit: {
       if (uint32_value() == 0) {
         return isolate()->heap()->false_value();
@@ -2573,7 +2563,8 @@ void TranslatedValue::MaterializeSimple() {
       return;
 
     case kDouble:
-      value_ = Handle<Object>(isolate()->factory()->NewNumber(double_value()));
+      value_ =
+          Handle<Object>(isolate()->factory()->NewHeapNumber(double_value()));

[Jarin, 2015/10/27 08:42:28]

FYI, this is not what the deoptimizer was doing originally here. We have always
been calling NewNumber.

[Benedikt Meurer, 2015/10/27 08:48:50]

As discussed offline, changing this back to NewNumber.

       return;
 
     case kCapturedObject: