Allow direct allocation in old pointer space.

src/hydrogen.cc

Index: src/hydrogen.cc
diff --git a/src/hydrogen.cc b/src/hydrogen.cc
index 204ec20adb8c2d3ff358e37d008625dc5829a1fa..cf80e668b10c2c0ce14fe40e700132ea7aa1fbcb 100644
--- a/src/hydrogen.cc
+++ b/src/hydrogen.cc
@@ -1058,6 +1058,10 @@ HValue* HGraphBuilder::BuildAllocateElements(HContext* context,
   total_size->ClearFlag(HValue::kCanOverflow);
 
   HAllocate::Flags flags = HAllocate::CAN_ALLOCATE_IN_NEW_SPACE;
+  if (FLAG_pretenure_objects) {

[Michael Starzinger, 2013/03/07 19:19:38]

This is incorrect for fast-double elements kind as it would allocate the
FixedDoubleArray backing store in old-pointer-space instead of old-data-space.

[Hannes Payer (out of office), 2013/03/11 17:16:32]

Done.

+    flags = static_cast<HAllocate::Flags>(
+        flags | HAllocate::CAN_ALLOCATE_IN_OLD_POINTER_SPACE);
+  }
   if (IsFastDoubleElementsKind(kind)) {
     flags = static_cast<HAllocate::Flags>(
         flags | HAllocate::ALLOCATE_DOUBLE_ALIGNED);