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41 commits

Author SHA1 Message Date
Stefan Karlsson
232a59cb40 8075955: Replace the macro based implementation of oop_oop_iterate with a template based solution 
Reviewed-by: brutisso, coleenp, kbarrett, sjohanss
 2015-04-02 10:04:27 +02:00
Stefan Karlsson
ba1d121fe0 8075957: Reduce calls to the GC specific object visitors in oopDesc 
Reviewed-by: brutisso, mgerdin, pliden
 2015-03-26 11:28:19 +01:00
Stefan Karlsson
0c57e77d43 8075803: Fix GC includes and forward declarations 
Reviewed-by: pliden, mgerdin
 2015-03-24 11:21:21 +01:00
Bengt Rutisson
9672a26d51 8043607: Add a GC id as a log decoration similar to PrintGCTimeStamps 
Reviewed-by: jwilhelm, ehelin, tschatzl
 2014-06-19 13:31:14 +02:00
Jesper Wilhelmsson
81ba2e32c0 8025856: Fix typos in the GC code 
Fix about 440 typos in comments in the VM code

Reviewed-by: mgerdin, tschatzl, coleenp, kmo, jcoomes
 2014-01-23 14:47:23 +01:00
Stefan Johansson
5f4d0e9c25 8028993: Full collections with ParallelScavenge slower in JDK 8 compared to 7u40 
Reducing the number of calls to follow_class_loader to speed up the marking phase. Also removed some unnecessary calls to adjust_klass.

Reviewed-by: stefank, jmasa, mgerdin
 2013-12-10 10:31:00 +01:00
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
John Coomes
de314e391b 6725714: par compact - add a table to speed up bitmap searches 
Reviewed-by: jmasa, tschatzl
 2013-05-30 13:04:51 -07:00
Tao Mao
47c64fb0c3 7186737: Unable to allocate bit maps or card tables for parallel gc for the requested heap 
Print helpful error message when VM aborts due to inability of allocating bit maps or card tables

Reviewed-by: jmasa, stefank
 2013-05-20 10:44:33 -07:00
Erik Helin
0f9e2457c5 8014277: Remove ObjectClosure as base class for BoolObjectClosure 
Reviewed-by: brutisso, tschatzl
 2013-05-17 11:57:05 +02:00
Stefan Karlsson
bdf829cf3e 8012687: Remove unused is_root checks and closures 
Reviewed-by: tschatzl, jmasa
 2013-04-22 20:27:36 +02:00
Stefan Karlsson
e96efdaa1a 8011872: Include Bit Map addresses in the hs_err files 
Reviewed-by: brutisso, jmasa
 2013-04-10 14:26:49 +02:00
Tao Mao
7cb614b0e5 8004132: SerialGC: ValidateMarkSweep broken when running GCOld 
Remove bit-rotten ValidateMarkSweep functionality and flag.

Reviewed-by: johnc, jmasa
 2013-01-02 11:32:41 -08:00
Coleen Phillimore
12b9a4edbb 7195833: NPG: Rename instanceClassLoaderKlass, instanceRefKlass and instanceMirrorKlass 
Simple renaming to be consistent with instanceKlass->InstanceKlass renaming

Reviewed-by: stefank, jmasa
 2012-09-07 12:04:16 -04:00
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
John Coomes
6827f384c9 7146343: PS invoke methods should indicate the type of gc done 
Reviewed-by: stefank, jmasa
 2012-02-16 13:12:25 -08:00
Jon Masamitsu
71ed60ac69 7112997: Remove obsolete code ResetObjectsClosure and VerifyUpdateClosure 
Remove obsolete code.

Reviewed-by: brutisso, ysr, jcoomes
 2011-11-22 14:59:34 -08:00
John Coomes
f9b80cdc1c 6841742: par compact - remove unused/unsupported options 
Ignore UseParallel{OldGCDensePrefix,OldGCCompacting,DensePrefixUpdate}

Reviewed-by: jwilhelm, brutisso
 2011-04-07 17:16:20 -07:00
Stefan Karlsson
0c395c7799 7014851: Remove unused parallel compaction code 
Removed.

Reviewed-by: jcoomes, brutisso
 2011-02-08 12:33:19 +01:00
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
John Coomes
e8dbd32204 6957084: simplify TaskQueue overflow handling 
Reviewed-by: ysr, jmasa
 2010-07-01 21:40:45 -07:00
John R Rose
d6a9b93b5a Merge 2010-06-02 22:45:42 -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
Vladimir Kozlov
cc18a50e59 6916623: Align object to 16 bytes to use Compressed Oops with java heap up to 64Gb 
Added new product ObjectAlignmentInBytes flag to control object alignment.

Reviewed-by: twisti, ysr, iveresov
 2010-05-27 18:01:56 -07:00
John Coomes
4f82340476 4396719: Mark Sweep stack overflow on deeply nested Object arrays 
Use an explicit stack for object arrays and process them in chunks.

Reviewed-by: iveresov, apetrusenko
 2010-03-03 14:48:26 -08:00
John R Rose
40d52710f6 Merge 2009-09-23 23:56:15 -07:00
John R Rose
e261aecad8 6863023: need non-perm oops in code cache for JSR 292 
Make a special root-list for those few nmethods which might contain non-perm oops.

Reviewed-by: twisti, kvn, never, jmasa, ysr
 2009-09-15 21:53:47 -07:00
Y. Srinivas Ramakrishna
c6763b5bad 4957990: Perm heap bloat in JVM 
Treat ProfileData in MDO's as a source of weak, not strong, roots. Fixes the bug for stop-world collection -- the case of concurrent collection will be fixed separately.

Reviewed-by: jcoomes, jmasa, kvn, never
 2009-09-02 00:04:29 -07:00
Xiomara Jayasena
2be2e027b0 6814575: Update copyright year 
Update copyright for files that have been modified in 2009, up to 03/09

Reviewed-by: katleman, tbell, ohair
 2009-03-09 13:28:46 -07:00
John Coomes
f3c34ce9b6 6786188: par compact - "SplitALot" stress mode should fill to_space 
Reviewed-by: jmasa, tonyp
 2008-12-18 10:54:01 -08:00
John Coomes
f90394b6fb 6784849: par compact - can fail when to_space is non-empty 
Reviewed-by: jmasa, tonyp
 2008-12-18 10:53:35 -08:00
John Coomes
8fc946854c 6765954: par compact - stress mode for splitting young gen spaces 
Reviewed-by: jmasa
 2008-12-11 12:05:21 -08:00
John Coomes
7a9585170d 6765745: par compact - allow young gen spaces to be split 
Reviewed-by: jmasa
 2008-12-11 12:05:14 -08:00
John Coomes
000b184507 6578152: fill_region_with_object has usability and safety issues 
Reviewed-by: apetrusenko, ysr
 2008-12-11 12:05:08 -08:00
John Coomes
e98b7ce059 6729594: par compact - remove unused block table implementation 
Reviewed-by: tonyp, jmasa, apetrusenko
 2008-09-30 13:15:27 -07:00
John Coomes
f2851186bb 6725697: par compact - rename class ChunkData to RegionData 
Reviewed-by: iveresov, tonyp
 2008-09-30 12:20:22 -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