[turbofan] Add support for deferred code.

src/compiler/graph-visualizer.cc

 // Copyright 2013 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.
 
 #include "src/compiler/graph-visualizer.h"
 
 #include <sstream>
 #include <string>
 
 #include "src/compiler/generic-algorithm.h"
@@ skipping 544 matching lines @@
                                       const Schedule* schedule,
                                       const SourcePositionTable* positions,
                                       const InstructionSequence* instructions) {
   Tag tag(this, "cfg");
   PrintStringProperty("name", phase);
   const BasicBlockVector* rpo = schedule->rpo_order();
   for (size_t i = 0; i < rpo->size(); i++) {
     BasicBlock* current = (*rpo)[i];
     Tag block_tag(this, "block");
     PrintBlockProperty("name", current->id());
+    PrintStringProperty("deferred", current->deferred() ? "true" : "false");
     PrintIntProperty("from_bci", -1);
     PrintIntProperty("to_bci", -1);
 
     PrintIndent();
     os_ << "predecessors";
     for (BasicBlock::Predecessors::iterator j = current->predecessors_begin();
          j != current->predecessors_end(); ++j) {
       os_ << " \"B" << (*j)->id() << "\"";
     }
     os_ << "\n";
@@ skipping 206 matching lines @@
 
 
 std::ostream& operator<<(std::ostream& os, const AsC1VAllocator& ac) {
   Zone tmp_zone(ac.allocator_->code()->zone()->isolate());
   GraphC1Visualizer(os, &tmp_zone).PrintAllocator(ac.phase_, ac.allocator_);
   return os;
 }
 }
 }
 }  // namespace v8::internal::compiler