Mercurial > hg > graal-compiler
diff src/share/vm/gc_implementation/g1/heapRegion.cpp @ 1394:1316cec51b4d
6819061: G1: eliminate serial Other times that are proportional to the collection set length
6871109: G1: remove the concept of the scan only prefix
Summary: Removed scan only regions and associated code. The young portion of the collection set is now constructed incrementally - when a young region is retired as the current allocation region it is added to the collection set.
Reviewed-by: apetrusenko, iveresov, tonyp
| author | johnc |
|---|---|
| date | Thu, 22 Apr 2010 10:02:38 -0700 |
| parents | 7666957bc44d |
| children | 0ba67bb5392c fb57d4cf76c2 cc387008223e |
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--- a/src/share/vm/gc_implementation/g1/heapRegion.cpp Mon Apr 19 05:40:21 2010 -0700 +++ b/src/share/vm/gc_implementation/g1/heapRegion.cpp Thu Apr 22 10:02:38 2010 -0700 @@ -1,5 +1,5 @@ /* - * Copyright 2001-2009 Sun Microsystems, Inc. All Rights Reserved. + * Copyright 2001-2010 Sun Microsystems, Inc. All Rights Reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it @@ -450,7 +450,9 @@ _young_type(NotYoung), _next_young_region(NULL), _next_dirty_cards_region(NULL), _young_index_in_cset(-1), _surv_rate_group(NULL), _age_index(-1), - _rem_set(NULL), _zfs(NotZeroFilled) + _rem_set(NULL), _zfs(NotZeroFilled), + _recorded_rs_length(0), _predicted_elapsed_time_ms(0), + _predicted_bytes_to_copy(0) { _orig_end = mr.end(); // Note that initialize() will set the start of the unmarked area of the @@ -733,7 +735,7 @@ else st->print(" "); if (is_young()) - st->print(is_scan_only() ? " SO" : (is_survivor() ? " SU" : " Y ")); + st->print(is_survivor() ? " SU" : " Y "); else st->print(" "); if (is_empty())