Support slots recording for compaction during incremental marking.

src/assembler.cc

 // Copyright (c) 1994-2006 Sun Microsystems Inc.
 // 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.
 //
@@ skipping 728 matching lines @@
 
 ExternalReference ExternalReference::
     incremental_marking_record_write_function(Isolate* isolate) {
   return ExternalReference(Redirect(
       isolate,
       FUNCTION_ADDR(IncrementalMarking::RecordWriteFromCode)));
 }
 
 
 ExternalReference ExternalReference::
+    incremental_evacuation_record_write_function(Isolate* isolate) {
+  return ExternalReference(Redirect(
+      isolate,
+      FUNCTION_ADDR(IncrementalMarking::RecordWriteForEvacuationFromCode)));
+}
+
+
+ExternalReference ExternalReference::
     store_buffer_overflow_function(Isolate* isolate) {
   return ExternalReference(Redirect(
       isolate,
       FUNCTION_ADDR(StoreBuffer::StoreBufferOverflow)));
 }
 
 
 ExternalReference ExternalReference::perform_gc_function(Isolate* isolate) {
   return
       ExternalReference(Redirect(isolate, FUNCTION_ADDR(Runtime::PerformGC)));
@@ skipping 462 matching lines @@
     assembler_->RecordRelocInfo(RelocInfo::POSITION, state_.current_position);
     state_.written_position = state_.current_position;
     written = true;
   }
 
   // Return whether something was written.
   return written;
 }
 
 } }  // namespace v8::internal