Run Crankshaft on a separate thread.

src/flag-definitions.h

 // 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 456 matching lines @@
 DEFINE_bool(debug_script_collected_events, false,
             "Enable debugger script collected events")
 #else
 DEFINE_bool(debug_compile_events, true, "Enable debugger compile events")
 DEFINE_bool(debug_script_collected_events, true,
             "Enable debugger script collected events")
 #endif
 
 
 //
+// Run Crankshaft on a separate thread
+//
+
+DEFINE_bool(concurrent_crankshaft, false, "run crankshaft on a thread of its "

[danno, 2012/05/22 10:32:19]

There is already a "Flags for Crankshaft section" in flag-definitions, please
put this flag there.

+            "own")
+
+
+//
 // GDB JIT integration flags.
 //
 
 DEFINE_bool(gdbjit, false, "enable GDBJIT interface (disables compacting GC)")
 DEFINE_bool(gdbjit_full, false, "enable GDBJIT interface for all code objects")
 DEFINE_bool(gdbjit_dump, false, "dump elf objects with debug info to disk")
 DEFINE_string(gdbjit_dump_filter, "",
               "dump only objects containing this substring")
 
 // mark-compact.cc
@@ skipping 168 matching lines @@
 #undef DEFINE_bool
 #undef DEFINE_int
 #undef DEFINE_string
 #undef DEFINE_implication
 
 #undef FLAG_MODE_DECLARE
 #undef FLAG_MODE_DEFINE
 #undef FLAG_MODE_DEFINE_DEFAULTS
 #undef FLAG_MODE_META
 #undef FLAG_MODE_DEFINE_IMPLICATIONS