Introduce code serializer/deserializer.

src/full-codegen.cc

 // 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.
 
 #include "src/v8.h"
 
 #include "src/codegen.h"
 #include "src/compiler.h"
 #include "src/debug.h"
 #include "src/full-codegen.h"
@@ skipping 283 matching lines @@
       isolate, Logger::TimerEventScope::v8_compile_full_code);
 
   Handle<Script> script = info->script();
   if (!script->IsUndefined() && !script->source()->IsUndefined()) {
     int len = String::cast(script->source())->length();
     isolate->counters()->total_full_codegen_source_size()->Increment(len);
   }
   CodeGenerator::MakeCodePrologue(info, "full");
   const int kInitialBufferSize = 4 * KB;
   MacroAssembler masm(info->isolate(), NULL, kInitialBufferSize);
+  if (FLAG_serialize_toplevel &&
+      info->cached_data_mode() == PRODUCE_CACHED_DATA && info->is_global()) {
+    masm.enable_serializer();
+  }
+
 #ifdef ENABLE_GDB_JIT_INTERFACE
   masm.positions_recorder()->StartGDBJITLineInfoRecording();
 #endif
   LOG_CODE_EVENT(isolate,
                  CodeStartLinePosInfoRecordEvent(masm.positions_recorder()));
 
   FullCodeGenerator cgen(&masm, info);
   cgen.Generate();
   if (cgen.HasStackOverflow()) {
     ASSERT(!isolate->has_pending_exception());
@@ skipping 1376 matching lines @@
   }
   return true;
 }
 #endif  // DEBUG
 
 
 #undef __
 
 
 } }  // namespace v8::internal