Merge experimental/gc branch to the bleeding_edge.

src/x64/lithium-x64.h

Index: src/x64/lithium-x64.h
===================================================================
--- src/x64/lithium-x64.h	(revision 9327)
+++ src/x64/lithium-x64.h	(working copy)
@@ -1198,11 +1198,12 @@
 };
 
 
-class LStoreGlobalCell: public LTemplateInstruction<0, 1, 1> {
+class LStoreGlobalCell: public LTemplateInstruction<0, 1, 2> {
  public:
-  explicit LStoreGlobalCell(LOperand* value, LOperand* temp) {
+  explicit LStoreGlobalCell(LOperand* value, LOperand* temp1, LOperand* temp2) {
     inputs_[0] = value;
-    temps_[0] = temp;
+    temps_[0] = temp1;
+    temps_[1] = temp2;
   }
 
   DECLARE_CONCRETE_INSTRUCTION(StoreGlobalCell, "store-global-cell")