Load constants from the DescriptorArray

src/x87/stub-cache-x87.cc

Index: src/x87/stub-cache-x87.cc
diff --git a/src/x87/stub-cache-x87.cc b/src/x87/stub-cache-x87.cc
index 1227f9b887d853d24319baa9957de6edb768a993..ee56f9ab08236ff7c909d5ce86d26671865517e2 100644
--- a/src/x87/stub-cache-x87.cc
+++ b/src/x87/stub-cache-x87.cc
@@ -817,6 +817,14 @@ void NamedLoadHandlerCompiler::GenerateLoadField(
 }
 
 
+void NamedLoadHandlerCompiler::GenerateLoadConstant(Register reg,
+                                                    int constant_index) {
+  if (!reg.is(receiver())) __ mov(receiver(), reg);
+  LoadConstantStub stub(isolate(), constant_index);
+  GenerateTailCall(masm(), stub.GetCode());
+}
+
+
 void NamedLoadHandlerCompiler::GenerateLoadCallback(
     Register reg, Handle<ExecutableAccessorInfo> callback) {
   // Insert additional parameters into the stack frame above return address.