Separate output files for --trace-hydrogen.

src/code-stubs-hydrogen.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 41 matching lines @@
   }
   return chunk;
 }
 
 
 class CodeStubGraphBuilderBase : public HGraphBuilder {
  public:
   CodeStubGraphBuilderBase(Isolate* isolate, HydrogenCodeStub* stub)
       : HGraphBuilder(&info_), info_(stub, isolate), context_(NULL) {
     int major_key = stub->MajorKey();
-    descriptor_ = info_.isolate()->code_stub_interface_descriptor(major_key);
+    descriptor_ = isolate->code_stub_interface_descriptor(major_key);
     if (descriptor_->register_param_count_ < 0) {
-      stub->InitializeInterfaceDescriptor(info_.isolate(), descriptor_);
+      stub->InitializeInterfaceDescriptor(isolate, descriptor_);
     }
     parameters_.Reset(new HParameter*[descriptor_->register_param_count_]);
   }
   virtual bool BuildGraph();
 
  protected:
   virtual void BuildCodeStub() = 0;
   HParameter* GetParameter(int parameter) { return parameters_[parameter]; }
   CompilationInfo* info() { return &info_; }
   HydrogenCodeStub* stub() { return info_.code_stub(); }
   HContext* context() { return context_; }
   Isolate* isolate() { return info_.isolate(); }
 
  private:
   SmartArrayPointer<HParameter*> parameters_;
   CompilationInfoWithZone info_;
   CodeStubInterfaceDescriptor* descriptor_;
   HContext* context_;
 };
 
 
 bool CodeStubGraphBuilderBase::BuildGraph() {
   if (FLAG_trace_hydrogen) {
     const char* name = CodeStub::MajorName(stub()->MajorKey(), false);
     PrintF("-----------------------------------------------------------\n");
     PrintF("Compiling stub %s using hydrogen\n", name);
-    HTracer::Instance()->TraceCompilation(&info_);
+    isolate()->GetHTracer()->TraceCompilation(&info_);
   }
 
   Zone* zone = this->zone();
   HEnvironment* start_environment =
       new(zone) HEnvironment(zone, descriptor_->register_param_count_);
   HBasicBlock* next_block = CreateBasicBlock(start_environment);
 
   current_block()->Goto(next_block);
   next_block->SetJoinId(BailoutId::StubEntry());
   set_current_block(next_block);
@@ skipping 255 matching lines @@
 }
 
 
 Handle<Code> ArrayNArgumentsConstructorStub::GenerateCode() {
   CodeStubGraphBuilder<ArrayNArgumentsConstructorStub> builder(this);
   LChunk* chunk = OptimizeGraph(builder.CreateGraph());
   return chunk->Codegen(Code::COMPILED_STUB);
 }
 
 } }  // namespace v8::internal