[Turbofan] Introduce OtherNumberConstant.

src/compiler/typer.cc

Index: src/compiler/typer.cc
diff --git a/src/compiler/typer.cc b/src/compiler/typer.cc
index e33b7764567881f149e760262b26a9a58f2b1f87..c8db81250208d170eb791c5716d6609c794b8db8 100644
--- a/src/compiler/typer.cc
+++ b/src/compiler/typer.cc
@@ -592,13 +592,9 @@ Type* Typer::Visitor::TypeFloat64Constant(Node* node) {
 Type* Typer::Visitor::TypeNumberConstant(Node* node) {
   Factory* f = isolate()->factory();
   double number = OpParameter<double>(node);
-  if (Type::IsInteger(number)) {
-    return Type::Range(number, number, zone());
-  }
-  return Type::Constant(f->NewNumber(number), zone());
+  return Type::NewConstant(f->NewNumber(number), zone());

[Jarin, 2016/10/04 13:14:55]

How about having a factory from a double value?

[mvstanton, 2016/10/05 13:51:10]

Done.

[Jarin, 2016/10/05 14:06:53]

How about using it, then?

[mvstanton, 2016/10/05 14:14:44]

My apologies. This time I have used it.

 }
 
-
 Type* Typer::Visitor::TypeHeapConstant(Node* node) {
   return TypeConstant(OpParameter<Handle<HeapObject>>(node));
 }
@@ -1024,6 +1020,8 @@ Type* Typer::Visitor::JSTypeOfTyper(Type* type, Typer* t) {
   } else if (type->IsConstant()) {
     return Type::Constant(
         Object::TypeOf(t->isolate(), type->AsConstant()->Value()), t->zone());
+  } else if (type->IsOtherNumberConstant()) {
+    return Type::Constant(f->number_string(), t->zone());
   }
   return Type::InternalizedString();
 }
@@ -1717,7 +1715,7 @@ Type* Typer::Visitor::TypeConstant(Handle<Object> value) {
   if (Type::IsInteger(*value)) {
     return Type::Range(value->Number(), value->Number(), zone());
   }
-  return Type::Constant(value, zone());
+  return Type::NewConstant(value, zone());
 }
 
 }  // namespace compiler