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64 commits

Author SHA1 Message Date
Daniel D. Daugherty
1707d5ca3c 8238174: migrate ObjectMonitor::_owner field away from C++ volatile semantics 
Reviewed-by: dholmes, mdoerr
 2020-11-18 16:48:17 +00:00
Daniel D. Daugherty
1d7ed03d5c 8244376: possibly stale comment above "struct SharedGlobals" in synchronizer.cpp 
Reviewed-by: hseigel, dholmes
 2020-11-16 14:10:08 +00:00
Daniel D. Daugherty
2e19026d45 8253064: monitor list simplifications and getting rid of TSM 
Co-authored-by: Erik Österlund <eosterlund@openjdk.org>
Reviewed-by: eosterlund, rehn, coleenp
 2020-11-11 16:20:11 +00:00
Jie Fu
a1d4b9f35b 8256009: Remove src/hotspot/share/adlc/Test/i486.ad 
Reviewed-by: shade, thartmann
 2020-11-10 13:49:01 +00:00
Daniel D. Daugherty
c87cdf70e4 8254029: ObjectMonitor cleanup/minor bug-fix changes extracted from JDK-8253064 
Reviewed-by: dholmes, eosterlund
 2020-10-20 01:08:19 +00:00
Martin Doerr
dc3a0f5f88 8253183: Fragile memory barrier selection for some weak memory model platforms 
Reviewed-by: dholmes, eosterlund, dcubed
 2020-09-30 09:03:06 +00:00
Daniel D. Daugherty
d8921ed573 8247281: migrate ObjectMonitor::_object to OopStorage 
Co-authored-by: Erik Österlund <erik.osterlund@oracle.com>
Co-authored-by: Daniel Daugherty <daniel.daugherty@oracle.com>
Reviewed-by: eosterlund, coleenp, dholmes, stefank, kbarrett, rkennke, sspitsyn
 2020-09-21 22:12:07 +00:00
Daniel D. Daugherty
e7a1b9bf81 8252981: ObjectMonitor::object() cleanup changes extracted from JDK-8247281 
Co-authored-by: Erik Österlund <erik.osterlund@oracle.com>
Co-authored-by: Daniel Daugherty <daniel.daugherty@oracle.com>
Reviewed-by: rehn, coleenp, eosterlund
 2020-09-11 13:35:34 +00:00
David Holmes
976acddeb5 8252406: Introduce Thread::as_Java_thread() convenience function 
Reviewed-by: shade, coleenp, kbarrett, dcubed
 2020-09-11 01:31:32 +00:00
Daniel D. Daugherty
f9339616e1 8252980: comment only changes extracted from JDK-8247281 
Reviewed-by: iklam, dholmes
 2020-09-09 23:35:17 +00:00
Erik Österlund
e29c3f6123 8252661: Change SafepointMechanism terminology to talk less about "blocking" 
Reviewed-by: rehn, shade, dholmes
 2020-09-07 13:59:24 +00:00
Daniel D. Daugherty
d1ab20c633 8252126: 'GVars.stw_random = os::random()' lost by JDK-8246476 
Reviewed-by: eosterlund
 2020-08-21 16:00:11 -04:00
Patricio Chilano Mateo
e56002c7d3 8242263: Diagnose synchronization on primitive wrappers 
Added diagnostic flag DiagnoseSyncOnPrimitiveWrappers

Reviewed-by: dholmes, mdoerr, dcubed, coleenp, egahlin, mgronlun
 2020-08-21 15:04:02 +00:00
David Holmes
07c3021936 8251460: Fix the biased-locking code in ObjectSynchronizer::FastHashCode 
Reviewed-by: coleenp, dcubed, pchilanomate
 2020-08-13 00:20:42 -04:00
David Holmes
c202bd705e 8250606: Remove unnecessary assertions in ObjectSynchronizer FastHashcode and inflate 
Reviewed-by: dcubed, coleenp
 2020-08-06 21:03:18 -04:00
Daniel D. Daugherty
ee1efed55d Merge 2020-07-15 17:13:00 -04:00
Daniel D. Daugherty
f636b84f48 8246676: monitor list lock operations need more fencing 
Reviewed-by: dholmes, eosterlund, rehn, pchilanomate
 2020-07-15 17:01:38 -04:00
Daniel D. Daugherty
62d77dc3fc 8247280: more fencing needed in async deflation for non-TSO machines 
Reviewed-by: dholmes, pchilanomate
 2020-07-15 16:59:39 -04:00
Daniel D. Daugherty
7436ef236e 8246476: remove AsyncDeflateIdleMonitors option and the safepoint based deflation mechanism 
Reviewed-by: dholmes, pchilanomate, coleenp
 2020-07-13 16:36:01 -04:00
Daniel D. Daugherty
3e4ad5d8d1 8246477: add whitebox support for deflating idle monitors 
Reviewed-by: dholmes, eosterlund
 2020-06-24 17:48:53 -04:00
Daniel D. Daugherty
00f223e22f 8153224: Monitor deflation prolong safepoints 
Add support for AsyncDeflateIdleMonitors (default true); the async deflation work is performed by the ServiceThread.

Co-authored-by: Carsten Varming <varming@gmail.com>
Reviewed-by: dcubed, rehn, rkennke, cvarming, coleenp, acorn, dholmes, eosterlund
 2020-06-01 23:37:14 -04:00
Daniel D. Daugherty
57fbf93ef9 8230940: Obsolete MonitorBound 
Obsolete MonitorBound option and delete associated code.

Reviewed-by: kbarrett, dholmes, redestad
 2020-05-03 10:00:36 -04:00
Claes Redestad
8d84cf5a3b 8241837: Cleanup stringStream usage in ObjectSynchronizer 
Reviewed-by: dcubed, dholmes
 2020-04-01 14:35:43 +02:00
Daniel D. Daugherty
a7a82b0c79 8235795: replace monitor list mux{Acquire,Release}(&gListLock) with spin locks 
Reviewed-by: dholmes, coleenp, rehn
 2020-02-05 11:40:20 -05:00
Daniel D. Daugherty
8ff24c55ef 8236035: refactor ObjectMonitor::set_owner() and _owner field setting 
Reviewed-by: dholmes, kbarrett, rehn
 2020-02-05 11:39:52 -05:00
Daniel D. Daugherty
b9e3a4efef 8235931: add OM_CACHE_LINE_SIZE and use smaller size on SPARCv9 and X64 
Reviewed-by: dholmes, redestad, mdoerr
 2020-02-05 11:38:18 -05:00
Robbin Ehn
3d7d54b145 8234086: VM operation can be simplified 
Reviewed-by: kbarrett, dholmes, dcubed
 2019-11-29 12:09:25 +01:00
Stefan Karlsson
0ad50c2b5c 8234740: Harmonize parameter order in Atomic - cmpxchg 
Reviewed-by: rehn, dholmes
 2019-11-25 12:33:15 +01:00
Stefan Karlsson
3d426623bf 8234739: Harmonize parameter order in Atomic - xchg 
Reviewed-by: rehn, dholmes
 2019-11-25 12:32:40 +01:00
Stefan Karlsson
e527ce4b57 8234562: Move OrderAccess::release_store*/load_acquire to Atomic 
Reviewed-by: rehn, dholmes
 2019-11-25 12:22:13 +01:00
Daniel D. Daugherty
008bdefad4 8234544: ObjectSynchronizer::FastHashCode() cleanups from Async Monitor Deflation project 
Reviewed-by: dholmes
 2019-11-22 09:06:35 -05:00
Daniel D. Daugherty
b10495d436 8230876: baseline cleanups from Async Monitor Deflation v2.0[789] 
Reviewed-by: dholmes, kvn
 2019-11-20 09:10:02 -05:00
Coleen Phillimore
e49e9292d3 8213150: Add verification for locking by VMThread 
Extend verification for all locking not just VMOperations, and fix CLDG lock to not be taken by VM thread.

Reviewed-by: rehn, dholmes
 2019-09-24 10:12:56 -04:00
Per Lidén
2d6874b861 8230841: Remove oopDesc::equals() 
Reviewed-by: rkennke, tschatzl
 2019-09-17 09:51:02 +02:00
Leo Korinth
eafb888c18 8227168: Cleanup usage of NEW_C_HEAP_ARRAY 
Reviewed-by: coleenp, dholmes, kbarrett, tschatzl
 2019-09-11 14:16:27 +02:00
Daniel D. Daugherty
9b992ead1e 8230184: rename, whitespace, indent and comments changes in preparation for lock free Monitor lists 
Reviewed-by: kbarrett, dholmes
 2019-08-28 10:56:50 -04:00
Patricio Chilano Mateo
85dbabe345 8229844: Remove attempt_rebias parameter from revoke_and_rebias() 
Removed attempt_rebias parameter and merged fast_enter() and slow_enter() into enter()

Reviewed-by: dholmes, rehn, coleenp, dcubed
 2019-08-27 20:10:06 +00:00
Stefan Karlsson
a3d6be2b2d 8229838: Rename markOop files to markWord 
Reviewed-by: dholmes, rehn
 2019-08-19 11:30:03 +02:00
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
Daniel D. Daugherty
2207d884d5 8229212: clear up CHECK_OWNER confusion in objectMonitor.cpp 
Reviewed-by: dholmes, coleenp
 2019-08-13 16:13:22 -04:00
Coleen Phillimore
9ad5641ce5 8228673: Remove develop flag StrictSafepointChecks 
Reviewed-by: shade, dholmes
 2019-07-31 06:37:13 -04:00
Daniel D. Daugherty
d02937254d 8225453: is_busy diagnostics and other baseline cleanups from Async Monitor Deflation project 
Reviewed-by: dholmes, rehn, coleenp
 2019-06-12 10:52:45 -04:00
Stefan Karlsson
c90f3ee68b 8223624: Cleanup includes of universe.hpp 
Reviewed-by: coleenp, lkorinth
 2019-05-09 14:28:30 +02:00
Daniel D. Daugherty
baf1349a2f 8222295: more baseline cleanups from Async Monitor Deflation project 
Reviewed-by: coleenp, acorn, dholmes
 2019-04-24 10:20:25 -04:00
Daniel D. Daugherty
6e84bce1b5 8221350: more monitor logging updates from Async Monitor Deflation project 
Reviewed-by: dholmes, coleenp
 2019-03-26 15:27:41 -04:00
Daniel D. Daugherty
73733d6a18 8217659: monitor_logging updates from Async Monitor Deflation project 
Reviewed-by: dholmes, coleenp, rehn
 2019-01-31 11:19:58 -05:00
Daniel D. Daugherty
2d9925782f 8217658: baseline_cleanups from Async Monitor Deflation project 
Baseline_cleanups from Async Monitor Deflation project plus a couple of misc others.

Reviewed-by: dholmes, rehn
 2019-01-29 14:09:38 -05:00
Daniel D. Daugherty
8e4e1a91c0 8202415: Incorrect time logged for monitor deflation 
Add support for "deflating per-thread idle monitors" log mesgs.

Reviewed-by: dholmes, coleenp
 2018-11-27 18:35:16 -05:00
Mikael Vidstedt
38a1e5ffbc 8213438: Remove ClearResponsibleAtSTW 
Reviewed-by: dholmes, eosterlund, dcubed
 2018-11-08 11:22:28 -08:00
Claes Redestad
08b8a3149b 8211384: Obsolete -XX:+/-MonitorInUseLists option 
Reviewed-by: mikael, rkennke, shade, dcubed
 2018-10-03 15:05:46 +02:00