Use lookups for create_property (ie. new foo.bar)

This is not used that often, but it removes one more place
where we do lookups by name.

Change-Id: I9f798b8b4a64be3fdf3e53090e4288724c9d2b22
Reviewed-by: Simon Hausmann <simon.hausmann@digia.com>

1 files changed, 11 insertions, 2 deletions

diff --git a/src/qml/compiler/qv4isel_masm.cpp b/src/qml/compiler/qv4isel_masm.cpp
index 9d470c417d..91cc5a9b4e 100644
--- a/src/qml/compiler/qv4isel_masm.cpp
+++ b/src/qml/compiler/qv4isel_masm.cpp
@@ -1777,9 +1777,18 @@ void InstructionSelection::constructActivationProperty(V4IR::Name *func, V4IR::E
 
 void InstructionSelection::constructProperty(V4IR::Temp *base, const QString &name, V4IR::ExprList *args, V4IR::Temp *result)
 {
-    prepareCallData(args, 0);
+    prepareCallData(args, base);
+    if (useFastLookups) {
+        uint index = registerGetterLookup(name);
+        generateFunctionCall(result, __qmljs_construct_property_lookup,
+                             Assembler::ContextRegister,
+                             Assembler::TrustedImm32(index),
+                             baseAddressForCallData());
+        return;
+    }
+
     generateFunctionCall(result, __qmljs_construct_property, Assembler::ContextRegister,
-                         Assembler::Reference(base), Assembler::PointerToString(name),
+                         Assembler::PointerToString(name),
                          baseAddressForCallData());
 }