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24 Commits

Author SHA1 Message Date
Stefan Karlsson
0c57e77d43 8075803: Fix GC includes and forward declarations 
Reviewed-by: pliden, mgerdin
 2015-03-24 11:21:21 +01:00
Jesper Wilhelmsson
7e86840f64 8057632: Remove auxiliary code used to handle the generations array 
Removed next_gen(), prev_gen(), and get_gen().

Reviewed-by: kbarrett, tschatzl
 2015-03-05 23:47:26 +01:00
Bengt Rutisson
5c41d82d78 8065993: Merge OneContigSpaceCardGeneration with TenuredGeneration 
Reviewed-by: mgerdin, kbarrett
 2014-12-01 14:37:25 +01:00
Bengt Rutisson
0ecc753586 8065972: Remove support for ParNew+SerialOld and DefNew+CMS 
Reviewed-by: mgerdin, stefank
 2014-11-27 21:02:13 +01:00
Bengt Rutisson
4601eb634a 8061308: Remove iCMS 
Reviewed-by: mgerdin, jmasa
 2014-10-31 09:10:51 +01:00
Bengt Rutisson
9b29efeb63 8030177: G1: Enable TLAB resizing 
Reviewed-by: tschatzl, stefank, jmasa
 2014-01-27 13:14:53 +01:00
Jiangli Zhou
b454ece6d7 7133260: AllocationProfiler uses space in metadata and doesn't seem to do anything useful 
Remove -Xaprof and Klass::_alloc_count & ArrayKlass::_alloc_size.

Reviewed-by: stefank, coleenp
 2013-07-03 17:26:59 -04:00
Staffan Larsen
718f3252f6 8005849: JEP 167: Event-Based JVM Tracing 
Co-authored-by: Karen Kinnear <karen.kinnear@oracle.com>
Co-authored-by: Bengt Rutisson <bengt.rutisson@oracle.com>
Co-authored-by: Calvin Cheung <calvin.cheung@oracle.com>
Co-authored-by: Erik Gahlin <erik.gahlin@oracle.com>
Co-authored-by: Erik Helin <erik.helin@oracle.com>
Co-authored-by: Jesper Wilhelmsson <jesper.wilhelmsson@oracle.com>
Co-authored-by: Keith McGuigan <keith.mcguigan@oracle.com>
Co-authored-by: Mattias Tobiasson <mattias.tobiasson@oracle.com>
Co-authored-by: Markus Gronlund <markus.gronlund@oracle.com>
Co-authored-by: Mikael Auno <mikael.auno@oracle.com>
Co-authored-by: Nils Eliasson <nils.eliasson@oracle.com>
Co-authored-by: Nils Loodin <nils.loodin@oracle.com>
Co-authored-by: Rickard Backman <rickard.backman@oracle.com>
Co-authored-by: Stefan Karlsson <stefan.karlsson@oracle.com>
Co-authored-by: Yekaterina Kantserova <yekaterina.kantserova@oracle.com>
Reviewed-by: acorn, coleenp, sla
 2013-06-10 11:30:51 +02:00
Erik Helin
0f9e2457c5 8014277: Remove ObjectClosure as base class for BoolObjectClosure 
Reviewed-by: brutisso, tschatzl
 2013-05-17 11:57:05 +02:00
Bengt Rutisson
33b7cd7cae 8005972: ParNew should not update the tenuring threshold when promotion failed has occurred 
Reviewed-by: ysr, johnc, jwilhelm
 2013-01-14 21:30:45 +01:00
Jesper Wilhelmsson
3506d44c57 8000351: Tenuring threshold should be unsigned 
Change the flags and variables related to tenuring threshold to be unsigned

Reviewed-by: jmasa, johnc
 2012-10-03 20:31:41 +02:00
Jon Masamitsu
5c58d27aac 6964458: Reimplement class meta-data storage to use native memory 
Remove PermGen, allocate meta-data in metaspace linked to class loaders, rewrite GC walking, rewrite and rename metadata to be C++ classes

Co-authored-by: Stefan Karlsson <stefan.karlsson@oracle.com>
Co-authored-by: Mikael Gerdin <mikael.gerdin@oracle.com>
Co-authored-by: Tom Rodriguez <tom.rodriguez@oracle.com>
Reviewed-by: jmasa, stefank, never, coleenp, kvn, brutisso, mgerdin, dholmes, jrose, twisti, roland
 2012-09-01 13:25:18 -04:00
Zhengyu Gu
a39b17624a 6995781: Native Memory Tracking (Phase 1) 
7151532: DCmd for hotspot native memory tracking

Implementation of native memory tracking phase 1, which tracks VM native memory usage, and related DCmd

Reviewed-by: acorn, coleenp, fparain
 2012-06-28 17:03:16 -04:00
Bengt Rutisson
f695b75d78 4988100: oop_verify_old_oop appears to be dead 
Removed oop_verify_old_oop and allow_dirty. Also reviewed by: alexlamsl@gmail.com

Reviewed-by: jmasa, jwilhelm
 2012-04-16 08:57:18 +02:00
Y. Srinivas Ramakrishna
41bf31bff4 6807801: CMS: could save/restore fewer header words during scavenge 
Age bits need not enter the mark-word preservation calculus; also affected, in addition to CMS, per CR synopsis above, were ParNew (but not DefNew), ParallelScavenge and G1, albeit to a lesser degree than CMS.

Reviewed-by: tonyp, johnc
 2010-12-17 23:41:31 -08:00
Stefan Karlsson
8006fe8f75 6989984: Use standard include model for Hospot 
Replaced MakeDeps and the includeDB files with more standardized solutions.

Reviewed-by: coleenp, kvn, kamg
 2010-11-23 13:22:55 -08:00
Y. Srinivas Ramakrishna
cbc7f8756a 6896603: CMS/GCH: collection_attempt_is_safe() ergo should use more recent data 
Deprecated HandlePromotionFailure, removing the ability to turn off that feature, did away with one epoch look-ahead when deciding if a scavenge is likely to fail, relying on current data.

Reviewed-by: jmasa, johnc, poonam
 2010-10-23 23:03:49 -07:00
John Coomes
1cdd538ea5 6423256: GC stacks should use a better data structure 
6942771: SEGV in ParScanThreadState::take_from_overflow_stack

Reviewed-by: apetrusenko, ysr, pbk
 2010-09-28 15:56:15 -07:00
Erik Trimble
ba7c173659 6941466: Oracle rebranding changes for Hotspot repositories 
Change all the Sun copyrights to Oracle copyright

Reviewed-by: ohair
 2010-05-27 19:08:38 -07:00
Jon Masamitsu
b8633a3b01 Merge 2008-07-28 15:30:23 -07:00
Jon Masamitsu
18dbebd143 6672698: mangle_unused_area() should not remangle the entire heap at each collection 
Maintain a high water mark for the allocations in a space and mangle only up to that high water mark.

Reviewed-by: ysr, apetrusenko
 2008-07-09 15:08:55 -07:00
Xiomara Jayasena
c96a95c4b8 6719955: Update copyright year 
Update copyright year for files that have been modified in 2008

Reviewed-by: ohair, tbell
 2008-07-02 12:55:16 -07:00
Coleen Phillimore
4a831d45f0 6420645: Create a vm that uses compressed oops for up to 32gb heapsizes 
Compressed oops in instances, arrays, and headers. Code contributors are coleenp, phh, never, swamyv

Reviewed-by: jmasa, kamg, acorn, tbell, kvn, rasbold
 2008-04-13 17:43:42 -04:00
J. Duke
8153779ad3 Initial load 2007-12-01 00:00:00 +00:00