Allow direct allocation in old pointer space.

src/code-stubs-hydrogen.cc

Index: src/code-stubs-hydrogen.cc
diff --git a/src/code-stubs-hydrogen.cc b/src/code-stubs-hydrogen.cc
index ab2fb08a44c12e85491f7b67fd527b802fc2a0f7..2acc695a73f2cc81b926fd9aa27ed3cbc12af55c 100644
--- a/src/code-stubs-hydrogen.cc
+++ b/src/code-stubs-hydrogen.cc
@@ -190,11 +190,16 @@ HValue* CodeStubGraphBuilder<FastCloneShallowObjectStub>::BuildCodeStub() {
 
   HValue* size_in_bytes =
       AddInstruction(new(zone) HConstant(size, Representation::Integer32()));
+  HAllocate::Flags flags = HAllocate::CAN_ALLOCATE_IN_NEW_SPACE;
+  if (FLAG_pretenure_literals) {
+    flags = static_cast<HAllocate::Flags>(
+       flags | HAllocate::CAN_ALLOCATE_IN_OLD_POINTER_SPACE);
+  }
   HInstruction* object =
       AddInstruction(new(zone) HAllocate(context(),
                                          size_in_bytes,
                                          HType::JSObject(),
-                                         HAllocate::CAN_ALLOCATE_IN_NEW_SPACE));
+                                         flags));
 
   for (int i = 0; i < size; i += kPointerSize) {
     HInstruction* value =