Regularly check hash set addresses to verify memory integrity.

src/isolate.h

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef V8_ISOLATE_H_
 #define V8_ISOLATE_H_
 
 #include <queue>
 #include "include/v8-debug.h"
 #include "src/allocation.h"
@@ skipping 1100 matching lines @@
   BasicBlockProfiler* basic_block_profiler() { return basic_block_profiler_; }
 
   static Isolate* NewForTesting() { return new Isolate(false); }
 
   std::string GetTurboCfgFileName();
 
 #if TRACE_MAPS
   int GetNextUniqueSharedFunctionInfoId() { return next_unique_sfi_id_++; }
 #endif
 
+  void set_store_buffer_hash_set_1_address(
+      uintptr_t* store_buffer_hash_set_1_address) {
+    store_buffer_hash_set_1_address_ = store_buffer_hash_set_1_address;
+  }
+
+  uintptr_t* store_buffer_hash_set_1_address() {
+    return store_buffer_hash_set_1_address_;
+  }
+
+  void set_store_buffer_hash_set_2_address(
+      uintptr_t* store_buffer_hash_set_2_address) {
+    store_buffer_hash_set_2_address_ = store_buffer_hash_set_2_address;
+  }
+
+  uintptr_t* store_buffer_hash_set_2_address() {
+    return store_buffer_hash_set_2_address_;
+  }
+
  private:
   explicit Isolate(bool enable_serializer);
 
   friend struct GlobalState;
   friend struct InitializeGlobalState;
 
   // These fields are accessed through the API, offsets must be kept in sync
   // with v8::internal::Internals (in include/v8.h) constants. This is also
   // verified in Isolate::Init() using runtime checks.
   void* embedder_data_[Internals::kNumIsolateDataSlots];
@@ skipping 132 matching lines @@
   StringTracker* string_tracker_;
   unibrow::Mapping<unibrow::Ecma262UnCanonicalize> jsregexp_uncanonicalize_;
   unibrow::Mapping<unibrow::CanonicalizationRange> jsregexp_canonrange_;
   unibrow::Mapping<unibrow::Ecma262Canonicalize>
       regexp_macro_assembler_canonicalize_;
   RegExpStack* regexp_stack_;
   DateCache* date_cache_;
   unibrow::Mapping<unibrow::Ecma262Canonicalize> interp_canonicalize_mapping_;
   CallInterfaceDescriptorData* call_descriptor_data_;
   base::RandomNumberGenerator* random_number_generator_;
+  // TODO(hpayer): Remove the following store buffer addresses.
+  uintptr_t* store_buffer_hash_set_1_address_;
+  uintptr_t* store_buffer_hash_set_2_address_;
 
   // Whether the isolate has been created for snapshotting.
   bool serializer_enabled_;
 
   // True if fatal error has been signaled for this isolate.
   bool has_fatal_error_;
 
   // True if this isolate was initialized from a snapshot.
   bool initialized_from_snapshot_;
 
@@ skipping 274 matching lines @@
   }
 
   EmbeddedVector<char, 128> filename_;
   FILE* file_;
   int scope_depth_;
 };
 
 } }  // namespace v8::internal
 
 #endif  // V8_ISOLATE_H_