From 3e7e3f70a63c22cb3321f1d2c2fc6c84881c93f1 Mon Sep 17 00:00:00 2001
From: "hpayer@chromium.org"
 <hpayer@chromium.org@ce2b1a6d-e550-0410-aec6-3dcde31c8c00>
Date: Thu, 1 Aug 2013 08:49:27 +0000
Subject: [PATCH] Pretenure heap number in high promotino mode if a store
 requires a mutable heap number to be allocated.

BUG=
R=mstarzinger@chromium.org

Review URL: https://codereview.chromium.org/21501002

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@16004 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
---
 src/hydrogen.cc | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/hydrogen.cc b/src/hydrogen.cc
index 34ecfa3..6875f99 100644
--- a/src/hydrogen.cc
+++ b/src/hydrogen.cc
@@ -4531,7 +4531,8 @@ HInstruction* HOptimizedGraphBuilder::BuildStoreNamedField(
       NoObservableSideEffectsScope no_side_effects(this);
       HInstruction* heap_number_size = Add<HConstant>(HeapNumber::kSize);
       HInstruction* heap_number = Add<HAllocate>(heap_number_size,
-          HType::HeapNumber(), NOT_TENURED, HEAP_NUMBER_TYPE);
+          HType::HeapNumber(), isolate()->heap()->GetPretenureMode(),
+          HEAP_NUMBER_TYPE);
       AddStoreMapConstant(heap_number, isolate()->factory()->heap_number_map());
       Add<HStoreNamedField>(heap_number, HObjectAccess::ForHeapNumberValue(),
                             value);
-- 
2.7.4