Install the 'name' property in classes at runtime

src/full-codegen/x64/full-codegen-x64.cc

Index: src/full-codegen/x64/full-codegen-x64.cc
diff --git a/src/full-codegen/x64/full-codegen-x64.cc b/src/full-codegen/x64/full-codegen-x64.cc
index 0624c28288b390e1dcb93e2c3505f1b595eb1f91..b8b47a190fa3cc1ab17e608799cd0895aaa0d84a 100644
--- a/src/full-codegen/x64/full-codegen-x64.cc
+++ b/src/full-codegen/x64/full-codegen-x64.cc
@@ -1900,6 +1900,17 @@ void FullCodeGenerator::EmitClassDefineProperties(ClassLiteral* lit) {
 }
 
 
+void FullCodeGenerator::EmitClassDefineNameProperty(ClassLiteral* lit) {
+  DCHECK(lit->constructor()->raw_name() != nullptr);
+
+  if (!lit->constructor()->raw_name()->IsEmpty()) {

[Toon Verwaest, 2016/11/24 07:13:38]

Here you can know at compile-time that the name is the empty string.

+    PushOperand(Operand(rsp, 0));  // constructor
+    PushOperand(lit->constructor()->name());
+    CallRuntimeWithOperands(Runtime::kDefineClassNameProperty);
+  }
+}
+
+
 void FullCodeGenerator::EmitBinaryOp(BinaryOperation* expr, Token::Value op) {
   PopOperand(rdx);
   Handle<Code> code = CodeFactory::BinaryOpIC(isolate(), op).code();