Disable speculative LICM when it may lead to unnecessary deopts

src/objects-debug.cc

 // Copyright 2012 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 325 matching lines @@
 }
 
 
 void PolymorphicCodeCache::PolymorphicCodeCacheVerify() {
   VerifyHeapPointer(cache());
   ASSERT(cache()->IsUndefined() || cache()->IsPolymorphicCodeCacheHashTable());
 }
 
 
 void TypeFeedbackInfo::TypeFeedbackInfoVerify() {
-  VerifyObjectField(kIcTotalCountOffset);
-  VerifyObjectField(kIcWithTypeinfoCountOffset);
+  VerifyObjectField(kStorage1Offset);
+  VerifyObjectField(kStorage1Offset);

[Vyacheslav Egorov (Google), 2012/08/23 15:58:04]

kStorage2Offset?

   VerifyHeapPointer(type_feedback_cells());
 }
 
 
 void AliasedArgumentsEntry::AliasedArgumentsEntryVerify() {
   VerifySmiField(kAliasedContextSlot);
 }
 
 
 void FixedArray::FixedArrayVerify() {
@@ skipping 656 matching lines @@
   FixedArray* proto_transitions = GetPrototypeTransitions();
   MemsetPointer(proto_transitions->data_start(),
                 GetHeap()->the_hole_value(),
                 proto_transitions->length());
 }
 
 
 #endif  // DEBUG
 
 } }  // namespace v8::internal