Miscellaneous profile-driven Isolate plumbing.

src/deoptimizer.cc

 // Copyright 2013 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 616 matching lines @@
   for (int i = 0; i < output_count_; ++i) {
     if (output_[i] != input_) delete output_[i];
   }
   delete[] output_;
   input_ = NULL;
   output_ = NULL;
   ASSERT(!HEAP->allow_allocation(true));
 }
 
 
-Address Deoptimizer::GetDeoptimizationEntry(int id,
+Address Deoptimizer::GetDeoptimizationEntry(Isolate* isolate,
+                                            int id,
                                             BailoutType type,
                                             GetEntryMode mode) {
   ASSERT(id >= 0);
   if (id >= kMaxNumberOfEntries) return NULL;
   MemoryChunk* base = NULL;
   if (mode == ENSURE_ENTRY_CODE) {
-    EnsureCodeForDeoptimizationEntry(type, id);
+    EnsureCodeForDeoptimizationEntry(isolate, type, id);
   } else {
     ASSERT(mode == CALCULATE_ENTRY_ADDRESS);
   }
-  DeoptimizerData* data = Isolate::Current()->deoptimizer_data();
+  DeoptimizerData* data = isolate->deoptimizer_data();
   if (type == EAGER) {
     base = data->eager_deoptimization_entry_code_;
   } else {
     base = data->lazy_deoptimization_entry_code_;
   }
   return base->area_start() + (id * table_entry_size_);
 }
 
 
 int Deoptimizer::GetDeoptimizationId(Address addr, BailoutType type) {
@@ skipping 902 matching lines @@
 }
 
 
 void Deoptimizer::AddDoubleValue(intptr_t slot_address, double value) {
   HeapNumberMaterializationDescriptor value_desc(
       reinterpret_cast<Address>(slot_address), value);
   deferred_heap_numbers_.Add(value_desc);
 }
 
 
-void Deoptimizer::EnsureCodeForDeoptimizationEntry(BailoutType type,
+void Deoptimizer::EnsureCodeForDeoptimizationEntry(Isolate* isolate,
+                                                   BailoutType type,
                                                    int max_entry_id) {
   // We cannot run this if the serializer is enabled because this will
   // cause us to emit relocation information for the external
   // references. This is fine because the deoptimizer's code section
   // isn't meant to be serialized at all.
   ASSERT(type == EAGER || type == LAZY);
-  DeoptimizerData* data = Isolate::Current()->deoptimizer_data();
+  DeoptimizerData* data = isolate->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 = 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);
+  MacroAssembler masm(isolate, NULL, 16 * KB);
   masm.set_emit_debug_code(false);
   GenerateDeoptimizationEntries(&masm, entry_count, type);
   CodeDesc desc;
   masm.GetCode(&desc);
   ASSERT(!RelocInfo::RequiresRelocation(desc));
 
   MemoryChunk* chunk = type == EAGER
       ? data->eager_deoptimization_entry_code_
       : data->lazy_deoptimization_entry_code_;
   ASSERT(static_cast<int>(Deoptimizer::GetMaxDeoptTableSize()) >=
@@ skipping 539 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