Thomas Schatzl
f543e8e4ea
8227442: Make young_index_in_cset zero-based
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Avoid unnecessary increment of young_index_in_cset in copy_to_survivor_space.
Reviewed-by: kbarrett, sangheki
2019-08-20 09:22:18 +02:00
Kim Barrett
0b9a90e0d1
8229044: G1RedirtyCardsQueueSet should be local to a collection
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Stack allocate redirty qsets in do_collection_pause_at_safepoint.
Reviewed-by: tschatzl, sangheki
2019-08-16 14:46:52 -04:00
Stefan Karlsson
ae5615c614
8229258: Rework markOop and markOopDesc into a simpler mark word value carrier
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Reviewed-by: rkennke, coleenp, kbarrett, dcubed
2019-08-06 10:48:21 +02:00
Kim Barrett
4b3c528140
8162929: Enqueuing dirty cards into a single DCQS during GC does not scale
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Refactor into G1RedirtyCardsQueue[Set] and G1DirtyCardQueueSet
Reviewed-by: tschatzl, sangheki
2019-07-19 16:47:11 -04:00
Thomas Schatzl
d46d9318c1
8213108: Improve work distribution during remembered set scan
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Before scanning the heap for roots into the collection set, merge them into a single remembered set (card table) and do work distribution based on location like other collectors do.
Reviewed-by: kbarrett, lkorinth
2019-06-27 11:48:32 +02:00
Thomas Schatzl
3d149df158
8200545: Improve filter for enqueued deferred cards
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Reviewed-by: kbarrett, sangheki
2019-05-14 15:36:26 +02:00
Thomas Schatzl
ece7e8a2a1
8220301: Remove jbyte use in CardTable
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Use CardTable::CardValue aliased to uint8_t instead.
Reviewed-by: kbarrett, shade
2019-03-13 21:01:56 +01:00
Thomas Schatzl
eaab45a8b8
8219096: Merge print_termination_stats code with current logging
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Reviewed-by: lkorinth, kbarrett
2019-02-20 14:30:33 +01:00
Kim Barrett
d2c690e80b
8218089: Rename DirtyCardQueue et al to follow usual G1 naming conventions
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Move files and rename classes.
Reviewed-by: tschatzl, lkorinth
2019-02-13 17:38:14 -05:00
Coleen Phillimore
154a1a02bf
8216167: Update include guards to reflect correct directories
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Use script and some manual fixup to fix directores names in include guards.
Reviewed-by: lfoltan, eosterlund, kbarrett
2019-01-10 15:13:51 -05:00
Stefan Johansson
37f135132e
8213890: Implementation of JEP 344: Abortable Mixed Collections for G1
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Co-authored-by: Erik Helin <erik.helin@oracle.com>
Reviewed-by: tschatzl, kbarrett
2018-12-07 13:54:45 +01:00
Thomas Schatzl
28c9f22ebb
8212911: Unify and micro-optimize handling of non-in-collection set references in oop closures
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Reviewed-by: kbarrett, sjohanss
2018-10-31 13:43:57 +01:00
Zhengyu Gu
4555c28590
8205921: Optimizing best-of-2 work stealing queue selection
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Bias towards stealing from queues that we recently successfully stole from to decrease the number of unsuccessful steal attempts.
Co-authored-by: Thomas Schatzl <thomas.schatzl@oracle.com>
Reviewed-by: eosterlund, kbarrett
2018-08-03 11:06:10 +02:00
Thomas Schatzl
0f583c7817
6672778: G1 should trim task queues more aggressively during evacuation pauses
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Regularly try to drain task queues. This helps memory usage and performance during garbage collection.
Reviewed-by: sjohanss, sangheki
2018-04-27 12:06:46 +02:00
Per Lidén
a4f21eeb03
8201646: Introduce ReferenceDiscoverer interface
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Reviewed-by: stefank, tschatzl, rkennke
2018-04-19 07:54:50 +02:00
Thomas Schatzl
6e6a9ea8aa
8200233: Simple G1 evacuation path performance enhancements
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Implement some minor performance optimizations in the evacuation path including changing some stores to be OOP_NOT_NULL, specializing the compressed/uncompressed oops path and delay some load of the current heapregion until absolutely necessary.
Reviewed-by: kbarrett, sjohanss
2018-04-11 11:41:30 +02:00
Thomas Schatzl
e50ba1fca5
8197928: Only enqueue deferred cards with references into regions that have a tracked remembered set during GC
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Reviewed-by: sangheki, sjohanss
2018-03-28 16:39:32 +02:00
Erik Österlund
a06129a432
8195148: Collapse G1SATBCardTableModRefBS and G1SATBCardTableLoggingModRefBS into a single G1BarrierSet
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Reviewed-by: ehelin, kbarrett
2018-03-06 08:36:44 +01:00
Stefan Johansson
bacf4db5bd
8198424: Remove G1AllocationContext
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Reviewed-by: ehelin, tschatzl
2018-03-02 10:09:08 +01:00
Erik Österlund
95d34d138d
8195142: Refactor out card table from CardTableModRefBS to flatten the BarrierSet hierarchy
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Reviewed-by: stefank, coleenp, kvn, ehelin
2018-02-26 09:34:12 +01:00
Stefan Karlsson
58dd5210ec
8192061: Clean up allocation.inline.hpp includes
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Reviewed-by: eosterlund, coleenp
2017-11-28 21:43:45 +01:00
Erik Joelsson
3789983e89
8187443: Forest Consolidation: Move files to unified layout
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Reviewed-by: darcy, ihse
2017-09-12 19:03:39 +02:00