35 Commits

Author SHA1 Message Date
Christian Thalinger
16526e000e 8136421: JEP 243: Java-Level JVM Compiler Interface
Reviewed-by: ihse, alanb, roland, coleenp, iveresov, kvn, kbarrett
2015-10-08 12:49:30 -10:00
Yumin Qi
6384ca7b1f 8025692: Log what methods are touched at run-time
Added two diagnostic flags, LogTouchedMethods and PrintTouchedMethodsAtExit to list all methods that have been touched at run time. Added new jcmd, VM.print_touched_methods.

Reviewed-by: acorn, iklam
2015-07-15 12:24:41 -07:00
Coleen Phillimore
d97fc17132 8081219: hs_err improvement: Add event logging for class redefinition to the hs_err file
Use the Events::log function to save redefined classes for output to the hs_err file.

Reviewed-by: sspitsyn, jiangli, lfoltan
2015-06-04 08:05:47 -04:00
Chris Plummer
0b5dffb337 8054888: Runtime: Add Diagnostic Command that prints the class hierarchy
Added the VM.class_hierarhcy DCMD

Reviewed-by: stefank, miauno
2015-02-11 15:22:43 -08:00
Jiangli Zhou
b0ad035af4 8059510: Compact symbol table layout inside shared archive
Use separate compact table for shared symbols.

Reviewed-by: iklam, gziemski, shade, sla, jrose
2014-12-17 23:34:52 -05:00
Nils Eliasson
bc52e8443e 8061256: com/sun/management/DiagnosticCommandMBean/DcmdMBeanPermissionsTest.java timed out
Must not be at safepoint when taking CompileQueue_lock

Reviewed-by: kvn, anoll
2014-11-13 14:42:54 +01:00
Albert Noll
6520320d1a 8046809: vm/mlvm/meth/stress/compiler/deoptimize CodeCache is full
Use separate sweeper thread; enables more aggressive sweeping.

Reviewed-by: kvn, jrose
2014-10-24 14:25:46 +02:00
Stefan Johansson
f8137659f5 8057536: Refactor G1 to allow context specific allocations
Splitting out a g1 allocator class to simply specialized allocators which can associate each allocation with a given context.

Reviewed-by: mgerdin, brutisso
2014-09-05 09:49:19 +02:00
Nils Eliasson
6062c2db15 8054889: Compiler team's implementation task
Adding three new diagnostic commands for compiler

Reviewed-by: anoll, kvn, drchase
2014-09-10 13:27:33 +02:00
Staffan Larsen
8dc26f1a17 8044107: Add Diagnostic Command to list all ClassLoaders
Reviewed-by: mgerdin, stefank
2014-06-04 11:05:30 +02:00
Igor Ignatyev
613af45d92 8039597: WhiteBox :: clean type profiling data
Reviewed-by: kvn, roland
2014-04-09 22:37:37 +04:00
Yasumasa Suenaga
57d7e49ab1 7090324: gclog rotation via external tool
GC log rotation can be set via java command line, but customer sometime need to sync with OS level rotation setting.

Reviewed-by: sla, minqi, ehelin
2014-03-28 21:04:37 -07:00
Serguei Spitsyn
791b5d2b0d 6471769: Error: assert(_cur_stack_depth == count_frames(),"cur_stack_depth out of sync")
It is more safe to get/update data for suspended threads at a safepoint

Reviewed-by: dcubed, twisti, dholmes
2014-03-01 08:05:55 -08:00
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
Albert Noll
0dee555ead 8020151: PSR:PERF Large performance regressions when code cache is filled
Code cache sweeping based on method hotness; removed speculatively disconnect

Reviewed-by: kvn, iveresov
2013-09-27 10:50:55 +02:00
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
Stefan Karlsson
f0ae855b07 8013132: Add a flag to turn off the output of the verbose verification code
Reviewed-by: johnc, brutisso
2013-04-24 20:13:37 +02:00
John Cuthbertson
90d010120f 8011343: Add new flag for verifying the heap during startup
Perform verification during VM startup under control of new flag and within a VMOperation.

Reviewed-by: stefank, jmasa, brutisso
2013-04-05 10:20:04 -07:00
Ioi Lam
5116181e1f 7107135: Stack guard pages are no more protected after loading a shared library with executable stack
Detect the execstack attribute of the loaded library and attempt to fix the stack guard using Safepoint op.

Reviewed-by: dholmes, zgu
2013-03-05 13:55:56 -08:00
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
Markus Gronlund
007126d010 7115199: Add event tracing hooks and Java Flight Recorder infrastructure
Added a nop tracing infrastructure, JFR makefile changes and other infrastructure used only by JFR.

Reviewed-by: acorn, sspitsyn
2012-01-11 17:34:02 -05:00
Erik Trimble
c9e484d473 7010070: Update all 2010 Oracle-changed OpenJDK files to have the proper copyright dates - second pass
Update the copyright to be 2010 on all changed files in OpenJDK

Reviewed-by: ohair
2011-04-05 14:12:31 -07:00
Coleen Phillimore
7b4f8073f0 6990754: Use native memory and reference counting to implement SymbolTable
Move symbols from permgen into C heap and reference count them

Reviewed-by: never, acorn, jmasa, stefank
2011-01-27 16:11:27 -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
Tom Rodriguez
1d8c677377 6968367: can_post_on_exceptions is still using VM_DeoptimizeFrame in some places
Reviewed-by: kvn, twisti
2010-10-19 16:14:34 -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
Eric Caspole
a57d68e35b 4360113: Evict nmethods when code cache gets full
Speculatively unload the oldest nmethods when code cache gets full.

Reviewed-by: never, kvn
2010-01-29 09:27:22 -08:00
Xiomara Jayasena
a63ef10004 6862919: Update copyright year
Update copyright for files that have been modified in 2009, up to 07/09

Reviewed-by: tbell, ohair
2009-07-28 12:12:40 -07:00
Andrey Petrusenko
cf2ae8d98d 6543938: G1: remove the concept of popularity
Reviewed-by: iveresov, tonyp
2009-03-25 13:10:54 -07:00
Antonios Printezis
615777b6da Merge 2008-08-21 23:36:31 -04:00
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
Y. Srinivas Ramakrishna
18f3386a98 6711316: Open source the Garbage-First garbage collector
First mercurial integration of the code for the Garbage-First garbage collector.

Reviewed-by: apetrusenko, iveresov, jmasa, sgoldman, tonyp, ysr
2008-06-05 15:57:56 -07:00
Andrey Petrusenko
252a10cf1a 6539517: CR 6186200 should be extended to perm gen allocation to prevent spurious OOM's from perm gen
Reviewed-by: ysr, jmasa
2008-04-01 15:13:47 +04:00
J. Duke
8153779ad3 Initial load 2007-12-01 00:00:00 +00:00