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1111 Commits

Author SHA1 Message Date
Florian Weimer
7895862fa9 8229835: Shenandoah should recommend -Xlog:safepoint+stats 
Reviewed-by: shade
 2019-08-16 21:20:21 +02:00
Kim Barrett
0b9a90e0d1 8229044: G1RedirtyCardsQueueSet should be local to a collection 
Stack allocate redirty qsets in do_collection_pause_at_safepoint.

Reviewed-by: tschatzl, sangheki
 2019-08-16 14:46:52 -04:00
Poonam Bajaj
a073e1261b 8229420: [Redo] jstat reports incorrect values for OU for CMS GC 
Reviewed-by: tschatzl, sgehwolf
 2019-08-16 18:06:51 +00:00
Stefan Karlsson
ae5615c614 8229258: Rework markOop and markOopDesc into a simpler mark word value carrier 
Reviewed-by: rkennke, coleenp, kbarrett, dcubed
 2019-08-06 10:48:21 +02:00
Leo Korinth
f075a3278b 8224666: Parallel GC: Use WorkGang (8: obsolete and remove flags) 
Reviewed-by: stefank, kbarrett, tschatzl
 2019-08-16 09:18:41 +02:00
Leo Korinth
1447c5c0e3 8224665: Parallel GC: Use WorkGang (7: remove task manager) 
Reviewed-by: stefank, kbarrett, tschatzl
 2019-08-16 09:18:38 +02:00
Leo Korinth
fd1966fa3a 8224664: Parallel GC: Use WorkGang (6: PSRefProcTaskProxy) 
Reviewed-by: stefank, kbarrett, tschatzl
 2019-08-16 09:18:35 +02:00
Leo Korinth
82b140f83d 8224663: Parallel GC: Use WorkGang (5: ScavengeRootsTask) 
Reviewed-by: stefank, kbarrett, tschatzl
 2019-08-16 09:18:32 +02:00
Leo Korinth
8142753031 8224662: Parallel GC: Use WorkGang (4: SharedRestorePreservedMarksTaskExecutor) 
Reviewed-by: stefank, kbarrett, tschatzl
 2019-08-16 09:18:29 +02:00
Leo Korinth
3eba0ec9ba 8224661: Parallel GC: Use WorkGang (3: UpdateDensePrefixAndCompactionTask) 
Reviewed-by: stefank, kbarrett, tschatzl
 2019-08-16 09:18:26 +02:00
Leo Korinth
855895f61b 8224660: Parallel GC: Use WorkGang (2: MarksFromRootsTask) 
Reviewed-by: stefank, kbarrett, tschatzl
 2019-08-16 09:18:23 +02:00
Leo Korinth
3a38bec5ae 8224659: Parallel GC: Use WorkGang (1: PCRefProcTask) 
Reviewed-by: stefank, kbarrett, tschatzl
 2019-08-16 09:18:19 +02:00
Coleen Phillimore
d1ca6221a4 5103339: Strengthen NoSafepointVerifier 
Add NSV check at possible safepoint transition or places that could take out locks.  Consolidate with clearing unhandled oops.

Reviewed-by: dholmes, rehn
 2019-08-14 10:07:00 -04:00
Zhengyu Gu
320eaaccc4 8229474: Shenandoah: Cleanup CM::update_roots() 
Reviewed-by: rkennke
 2019-08-13 13:01:41 -04:00
Aleksey Shipilev
b1ea3a780c 8229419: Shenandoah: Cleanup LRB strength selector code 
Reviewed-by: rkennke
 2019-08-13 14:59:29 +02:00
Roman Kennke
de8ce983b3 8228369: Shenandoah: Refactor LRB C1 stubs 
Reviewed-by: shade
 2019-08-12 23:37:48 +02:00
Aleksey Shipilev
47c9c44b16 8229416: Shenandoah: Demote or remove ShenandoahOptimize*Final optimizations 
Reviewed-by: rkennke
 2019-08-12 20:27:14 +02:00
Hao Tang
681475de5b 8229406: ZGC: Fix incorrect statistics 
Reviewed-by: pliden, eosterlund
 2019-08-12 10:49:40 +02:00
Aleksey Shipilev
28737bd07f 8229350: Shenandoah does not need barriers before CreateEx 
Reviewed-by: rkennke
 2019-08-09 13:07:18 +02:00
Jesper Wilhelmsson
c11080efd9 Merge 2019-08-09 03:51:20 +02:00
Tobias Hartmann
976a5c6166 8229219: C2 compilation fails with assert: Bad graph detected in build_loop_late 
Backed out JDK-8173196.

Reviewed-by: shade, rbackman
 2019-08-08 07:05:17 +02:00
Jie Fu
854eeb238e 8229169: False failure of GenericTaskQueue::pop_local on architectures with weak memory model 
Reviewed-by: mdoerr, kbarrett, tschatzl
 2019-08-07 17:00:19 +08:00
Zhengyu Gu
2b164a34ad 8229213: Shenandoah: Allow VM global oop storage to be processed concurrently 
Reviewed-by: shade, rkennke
 2019-08-07 09:17:08 -04:00
Zhengyu Gu
0512111dd9 8229206: Shenandoah: ShenandoahWeakRoot::oops_do() uses wrong timing phase 
Reviewed-by: shade
 2019-08-07 07:45:37 -04:00
Thomas Schatzl
c64f70be82 8228503: Rename "rs_lengths" to "rs_length" in ergo code 
Reviewed-by: pliden, kbarrett
 2019-08-07 10:29:07 +02:00
Antonios Printezis
3f2a661b7e 8227225: ParallelGC: add subspace transitions for young gen for gc+heap=info log lines 
Reviewed-by: tschatzl, kbarrett
 2019-08-06 15:03:48 -04:00
Per Lidén
1747e9763d 8229129: ZGC: Fix incorrect format string for doubles 
Reviewed-by: stefank, eosterlund
 2019-08-06 15:50:30 +02:00
Per Lidén
1f33105379 8229128: ZGC: Remove unused ZThreadRootsIterator 
Reviewed-by: eosterlund, stefank
 2019-08-06 15:50:25 +02:00
Per Lidén
a862b9341f 8229017: ZGC: Various cleanups of ZVerify 
Reviewed-by: stefank, eosterlund
 2019-08-06 15:50:12 +02:00
Per Lidén
285193d13c 8228657: ZGC: ZObjectAllocator::used() should take undone allocations into account 
Reviewed-by: eosterlund
 2019-08-06 15:50:00 +02:00
Per Lidén
a31fd3fc6d 8229135: ZGC: Adding missing ZStatTimerDisable before call to ZVerify::roots_strong() 
Reviewed-by: stefank, eosterlund
 2019-08-06 15:49:53 +02:00
Aleksey Shipilev
705b9c9496 8229176: Shenandoah should acquire CodeCache_lock without safepoint check 
Reviewed-by: rkennke
 2019-08-06 11:57:42 +02:00
Man Cao
1b1f8d48db 8225776: Optimize branch frequency of G1's write post-barrier in C2 
Co-authored-by: Chuck Rasbold <rasbold@google.com>
Reviewed-by: tschatzl, dlong
 2019-08-05 13:18:31 -07:00
Coleen Phillimore
8426db3d74 8229000: Fix lock and reenable assert in Monitor::check_safepoint_state 
Reviewed-by: dholmes, kbarrett
 2019-08-05 11:16:48 -04:00
Jie Fu
e33ff344e8 8229020: Failure on CPUs allowing loads reordering: assert(_tasks[t] == 1) failed: What else? 
Reviewed-by: tschatzl, kbarrett
 2019-08-03 09:04:04 +08:00
Roman Kennke
afdd397471 8229002: Shenandoah: Missing node types in ShenandoahLoadReferenceBarrier::needs_barrier_impl() 
Reviewed-by: shade
 2019-08-02 11:21:41 +02:00
Kim Barrett
6d65b4fd25 8048556: Unnecessary GCLocker-initiated young GCs 
Fixed recognition of unnecessary GCLocker collections.

Reviewed-by: pliden, tschatzl
 2019-07-31 14:28:51 -04:00
Coleen Phillimore
ab9aab646b 8228630: Remove always true parameter to NoSafepointVerifier 
Also remove NoGCVerifier since NoSafepointVerifier covers GC checking when not already at a safepoint and is a stronger check.

Reviewed-by: kbarrett, dholmes
 2019-07-31 06:54:50 -04:00
Coleen Phillimore
9ad5641ce5 8228673: Remove develop flag StrictSafepointChecks 
Reviewed-by: shade, dholmes
 2019-07-31 06:37:13 -04:00
Roman Kennke
8996d4782d 8228775: Shenandoah: Remove useless null-input-verification in Shenandoah/C2 verifier 
Reviewed-by: shade
 2019-07-31 10:03:44 +02:00
Mikael Vidstedt
895db11053 Merge 2019-07-29 09:59:04 -07:00
Erik Österlund
a42636d34b 8227407: ZGC: C2 loads and load barriers can get separated by safepoints 
Reviewed-by: neliasso, smonteith, roland
 2019-07-29 13:57:54 +02:00
Kim Barrett
80ebfe9bba 8226796: Reduce debug level logging for oopstorage+blocks 
Adjust logging levels based on expected volume of output.

Reviewed-by: tschatzl, pliden
 2019-07-26 23:37:51 -04:00
Kim Barrett
b729cda18e 8228631: Fix inconsistent OopStorage::Block owner usage 
Only use Block's owner member for address validation.

Reviewed-by: tschatzl, pliden
 2019-07-26 20:15:13 -04:00
Zhengyu Gu
6a94be7047 8228490: Shenandoah: Shenandoah concurrent root evacuation may race against OopStorage::release() 
Reviewed-by: rkennke
 2019-07-22 16:32:58 -04:00
Zhengyu Gu
f2e1bfa38a 8227927: Move ParallelCleaningTask back to G1 
Reviewed-by: tschatzl, kbarrett
 2019-07-24 08:34:06 -04:00
Thomas Schatzl
5e48c76e81 8228388: Add information about dirty/skipped card for Merge HCC in G1 log 
Collect and print informatio about the number of processed cards during the Merge HCC phase to improve log output.

Reviewed-by: kbarrett, sangheki
 2019-07-24 11:49:39 +02:00
Thomas Schatzl
b3c21d9a9b 8227719: G1 Pending cards estimation too conservative in cost prediction 
Instead of using a coarse prediction for the log buffers, accumulate the actual number directly.

Reviewed-by: kbarrett, sangheki
 2019-07-24 11:49:39 +02:00
Thomas Schatzl
550408d240 8226913: Scale cards per chunk used during heap root scanning with region size 
Scale cards per chunk based on heap size to decrease constant overhead with heap root scanning data structure initialization

Reviewed-by: kbarrett, sangheki
 2019-07-24 11:49:39 +02:00
Coleen Phillimore
d9c3c6f9bf 8228484: Remove NoAllocVerifier because nothing uses it 
Reviewed-by: hseigel, kbarrett
 2019-07-23 13:56:41 -04:00