[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..b0e1cef67d34ad1dd4425e2a6b8b237664c441fa 100644
--- a/src/compiler/typer.cc
+++ b/src/compiler/typer.cc
@@ -595,7 +595,7 @@ Type* Typer::Visitor::TypeNumberConstant(Node* node) {
   if (Type::IsInteger(number)) {
     return Type::Range(number, number, zone());

[mvstanton, 2016/09/28 14:47:44]

Type::IsInteger... remove that! Factory covers it!

[mvstanton, 2016/10/04 11:55:55]

Done.

   }
-  return Type::Constant(f->NewNumber(number), zone());
+  return Type::NewConstant(f->NewNumber(number), zone());
 }
 
 
@@ -1024,6 +1024,8 @@ 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->IsNumberConstant()) {
+    return Type::Constant(f->number_string(), t->zone());
   }
   return Type::InternalizedString();
 }
@@ -1717,7 +1719,7 @@ 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