[turbofan] basic block profiler

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 "include/v8-debug.h"
 #include "src/allocation.h"
 #include "src/assert-scope.h"
@@ skipping 14 matching lines @@
 #include "src/zone.h"
 
 namespace v8 {
 
 namespace base {
 class RandomNumberGenerator;
 }
 
 namespace internal {
 
+class BasicBlockProfiler;
 class Bootstrapper;
 class CallInterfaceDescriptorData;
 class CodeGenerator;
 class CodeRange;
 class CodeStubDescriptor;
 class CodeTracer;
 class CompilationCache;
 class ConsStringIteratorOp;
 class ContextSlotCache;
 class Counters;
@@ skipping 1055 matching lines @@
   void AddCallCompletedCallback(CallCompletedCallback callback);
   void RemoveCallCompletedCallback(CallCompletedCallback callback);
   void FireCallCompletedCallback();
 
   void EnqueueMicrotask(Handle<Object> microtask);
   void RunMicrotasks();
 
   void SetUseCounterCallback(v8::Isolate::UseCounterCallback callback);
   void CountUsage(v8::Isolate::UseCounterFeature feature);
 
+  BasicBlockProfiler* GetOrCreateBasicBlockProfiler();
+  BasicBlockProfiler* basic_block_profiler() { return basic_block_profiler_; }
+
   static Isolate* NewForTesting() { return new Isolate(); }
 
  private:
   Isolate();
 
   friend struct GlobalState;
   friend struct InitializeGlobalState;
 
   enum State {
     UNINITIALIZED,    // Some components may not have been allocated.
@@ skipping 200 matching lines @@
 
   // Counts deopt points if deopt_every_n_times is enabled.
   unsigned int stress_deopt_count_;
 
   int next_optimization_id_;
 
   // List of callbacks when a Call completes.
   List<CallCompletedCallback> call_completed_callbacks_;
 
   v8::Isolate::UseCounterCallback use_counter_callback_;
+  BasicBlockProfiler* basic_block_profiler_;
 
   friend class ExecutionAccess;
   friend class HandleScopeImplementer;
   friend class IsolateInitializer;
   friend class OptimizingCompilerThread;
   friend class SweeperThread;
   friend class ThreadManager;
   friend class Simulator;
   friend class StackGuard;
   friend class ThreadId;
@@ skipping 209 matching lines @@
   }
 
   EmbeddedVector<char, 128> filename_;
   FILE* file_;
   int scope_depth_;
 };
 
 } }  // namespace v8::internal
 
 #endif  // V8_ISOLATE_H_