* Make stack/preemption guard faster on ARM by putting stack...

src/v8.cc

 // Copyright 2006-2009 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 80 matching lines @@
   Debug::Setup(create_heap_objects);
 #endif
   StubCache::Initialize(create_heap_objects);
 
   // If we are deserializing, read the state into the now-empty heap.
   if (des != NULL) {
     des->Deserialize();
     StubCache::Clear();
   }
 
+  // Deserializing may put strange things in the root array's copy of the
+  // stack guard.
+  Heap::SetStackLimit(StackGuard::jslimit());
+
   // Setup the CPU support. Must be done after heap setup and after
   // any deserialization because we have to have the initial heap
   // objects in place for creating the code object used for probing.
   CPU::Setup();
 
   OProfileAgent::Initialize();
 
   return true;
 }
 
@@ skipping 56 matching lines @@
 }
 
 
 Smi* V8::RandomPositiveSmi() {
   uint32_t random = Random();
   ASSERT(IsPowerOf2(Smi::kMaxValue + 1));
   return Smi::FromInt(random & Smi::kMaxValue);
 }
 
 } }  // namespace v8::internal