Merged r13237 into 3.15 branch.

src/deoptimizer.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 1393 matching lines @@
   // references. This is fine because the deoptimizer's code section
   // isn't meant to be serialized at all.
   ASSERT(!Serializer::enabled());
 
   ASSERT(type == EAGER || type == LAZY);
   DeoptimizerData* data = Isolate::Current()->deoptimizer_data();
   int entry_count = (type == EAGER)
       ? data->eager_deoptimization_entry_code_entries_
       : data->lazy_deoptimization_entry_code_entries_;
   if (max_entry_id < entry_count) return;
-  entry_count = Min(Max(entry_count * 2, Deoptimizer::kMinNumberOfEntries),
-                    Deoptimizer::kMaxNumberOfEntries);
+  entry_count = Max(entry_count, Deoptimizer::kMinNumberOfEntries);
+  while (max_entry_id >= entry_count) entry_count *= 2;
+  ASSERT(entry_count <= Deoptimizer::kMaxNumberOfEntries);
 
   MacroAssembler masm(Isolate::Current(), NULL, 16 * KB);
   masm.set_emit_debug_code(false);
   GenerateDeoptimizationEntries(&masm, entry_count, type);
   CodeDesc desc;
   masm.GetCode(&desc);
   ASSERT(desc.reloc_size == 0);
 
   VirtualMemory* memory = type == EAGER
       ? data->eager_deoptimization_entry_code_
@@ skipping 596 matching lines @@
 
 void DeoptimizedFrameInfo::Iterate(ObjectVisitor* v) {
   v->VisitPointer(BitCast<Object**>(&function_));
   v->VisitPointers(parameters_, parameters_ + parameters_count_);
   v->VisitPointers(expression_stack_, expression_stack_ + expression_count_);
 }
 
 #endif  // ENABLE_DEBUGGER_SUPPORT
 
 } }  // namespace v8::internal