1043 Commits

Author SHA1 Message Date
Thomas Schatzl
6c588725c1 8027559: Decrease code size and templatizing in G1ParCopyClosure::do_oop_work
Move methods that are not dependent on any of G1ParCopyClosure's template parameters into G1ParCopyHelper. Further remove unused methods and members of the class hierarchy.

Reviewed-by: mgerdin, stefank
2014-02-24 09:40:21 +01:00
Stefan Karlsson
4248787654 8035393: Use CLDClosure instead of CLDToOopClosure in frame::oops_interpreted_do
Reviewed-by: tschatzl, coleenp
2014-02-21 10:01:20 +01:00
Erik Helin
7b6d31b4a5 Merge 2014-02-21 10:00:46 +01:00
Vladimir Kozlov
4200d0d095 Merge 2014-02-20 12:20:56 -08:00
Vladimir Kozlov
5117e1a805 Merge 2014-02-19 12:08:49 -08:00
Staffan Larsen
43b711ea78 8034080: Remove the USDT1 dtrace code from Hotspot
Reviewed-by: dholmes, coleenp
2014-02-18 09:15:40 +01:00
Stefan Johansson
10d4420b08 8033440: jmap reports unexpected used/free size of concurrent mark-sweep generation
SA used the wrong type for the indexedFreeList in CompactibleFreeListSpace.

Reviewed-by: coleenp, dsamersoff
2014-02-17 09:51:37 +01:00
Erik Helin
83a8157179 Merge 2014-02-17 10:13:28 +01:00
Erik Helin
c5ef624e7c Merge 2014-02-13 17:57:27 +01:00
Ioi Lam
7f138c5502 7182040: volano29 limited by os resource on Linux - need better diagnostic message
Changed message to "unable to create native thread: possibly out of memory or process/resource limits reached"

Reviewed-by: dholmes, sla
2014-02-11 08:43:17 -08:00
Matthias Baesken
2b8f41202a 8034171: Remove use of template template parameters from binaryTreeDictionary
Reviewed-by: mgerdin, jmasa
2014-02-11 09:34:50 +01:00
Stefan Karlsson
2a5c51998d 8034764: Use process_strong_roots to adjust the StringTable
Reviewed-by: tschatzl, brutisso
2014-02-14 09:29:56 +01:00
Stefan Karlsson
2a866afcdb 8034761: Remove the do_code_roots parameter from process_strong_roots
Reviewed-by: tschatzl, mgerdin, jmasa
2014-02-13 17:44:39 +01:00
Erik Helin
4b802a6d31 Merge 2014-01-30 14:01:45 +01:00
Jesper Wilhelmsson
5301534dc3 8028391: Make the Min/MaxHeapFreeRatio flags manageable
Made the flags Min- and MaxHeapFreeRatio manageable, and implemented support for these flags in ParallalGC.

Reviewed-by: sla, mgerdin, brutisso
2014-01-29 23:17:05 +01:00
Vladimir Kozlov
c3a0e80e0b Merge 2014-01-28 12:25:34 -08:00
Harold Seigel
9aea544943 Merge 2014-01-19 20:23:46 -05:00
Staffan Larsen
b35fb5f8c0 8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
Reviewed-by: coleenp, sspitsyn, dsamersoff
2014-01-16 20:14:21 +01:00
Stefan Johansson
a23ee6de8d 8031686: G1: assert(_hrs.max_length() == _expansion_regions) failed
Using pointer_delta to avoid overflowing pointer calculation.

Reviewed-by: jmasa, tschatzl
2014-01-20 10:55:54 +01:00
Bengt Rutisson
9b29efeb63 8030177: G1: Enable TLAB resizing
Reviewed-by: tschatzl, stefank, jmasa
2014-01-27 13:14:53 +01:00
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
Mikael Gerdin
4c7c3f0613 8032379: Remove the is_scavenging flag to process_strong_roots
Refactor the strong root processing to avoid using a boolean in addition to the ScanOption enum.

Reviewed-by: stefank, tschatzl, ehelin, jmasa
2014-01-14 16:40:33 +01:00
Stefan Johansson
8ce7c46ec7 8020277: Young GC could be extremely slow due to assertion in ObjectStartArray::object_starts_in_range
8009462: Young GC's (ParNewGC and SerialGC) have unexpected variances

Removed the assertion slowing down GC.

Reviewed-by: stefank, mgerdin
2014-01-20 12:56:18 +01:00
Erik Helin
ba54cfdf88 8031776: Remove the unnecessary enum GenRemSet::Name
Reviewed-by: stefank, tschatzl, jwilhelm
2014-01-20 17:15:55 +01:00
Thomas Schatzl
70fd1802a0 8027746: Remove do_gen_barrier template parameter in G1ParCopyClosure
Remove the above mentioned template parameter and related unused code. Also remove some classes that are never used.

Reviewed-by: stefank, mgerdin, jwilhelm
2014-01-20 11:47:53 +01:00
Thomas Schatzl
aeba3a8119 8027454: Do not traverse string table during G1 remark when treating them as strong roots during initial mark
Do not try to unlink string table entries unconditionally during remark. This is without side effects as the preceding initial mark always uses the string table as strong roots. Needs to be fixed with class unloading during concurrent mark.

Reviewed-by: brutisso, mgerdin
2014-01-20 11:47:29 +01:00
Thomas Schatzl
4bb3631855 8027476: Improve performance of Stringtable unlink
8027455: Improve symbol table scan times during gc pauses

Parallelize string table and symbol table scan during remark and full GC. Some additional statistics output if the experimental flag G1TraceStringSymbolTableScrubbing is set.

Reviewed-by: mgerdin, coleenp, brutisso
2014-01-20 11:47:07 +01:00
Erik Helin
e962dec4b7 Merge 2014-01-14 14:26:43 +01:00
Morris Meyer
a665235538 Merge 2014-01-10 12:54:08 -08:00
Per Lidén
ca035a4040 8029162: G1: Shared SATB queue never enabled
Reviewed-by: brutisso, mgerdin, tschatzl
2014-01-10 09:54:25 +01:00
Jeremy Manson
66b65f9f88 8027364: PSScavenge accounts too large code section to StringTable unlink
Correct timing measurement by modifying the scope of the GCTraceTime instance.

Reviewed-by: ysr, tamao
2014-01-07 13:31:33 +01:00
Mikael Vidstedt
a0da47fd66 8029233: Update copyright year to match last edit in jdk8 hotspot repository for 2013
Copyright year updated for files modified during 2013

Reviewed-by: twisti, iveresov
2013-12-24 11:48:39 -08:00
Bengt Rutisson
810bc0c558 8029524: Remove unsused method CollectedHeap::unsafe_max_alloc()
Reviewed-by: pliden, jmasa
2013-12-16 08:54:14 +01:00
Vladimir Kozlov
3b4f167e54 Merge 2013-12-12 11:05:39 -08:00
Jesper Wilhelmsson
40ba2bba2c 8026849: Fix typos in the GC code, part 2
Fixed typos in assert messages, flag descriptions and verbose messages

Reviewed-by: stefank, tschatzl
2013-12-10 15:11:02 +01:00
Stefan Karlsson
5d460f1f3d 8033923: Use BufferingOopClosure for G1 code root scanning
Reviewed-by: mgerdin, brutisso
2014-02-10 12:58:09 +01:00
Stefan Karlsson
a26a6715b0 8033764: Remove the usage of StarTask from BufferingOopClosure
Reviewed-by: mgerdin, brutisso, tschatzl
2014-02-10 12:51:51 +01:00
Bengt Rutisson
980e57c6c4 8033922: G1: Back out 8033601 and go back to use the to-obj for chunked arrays
Reviewed-by: stefank, tschatzl
2014-02-07 13:48:07 +01:00
Per Lidén
0a63fe1c10 8031703: Missing post-barrier in ReferenceProcessor
Reviewed-by: tonyp, tschatzl
2014-02-06 14:12:43 +01:00
Thomas Schatzl
a81e7a52fc 8033443: Test8000311 fails after latest changes to parallelize string and symbol table unlink
When string and symbol table unlink are not performed in parallel, the claim index we check is not updated, and so a guarantee fails. Take this into account when checking the guarantee.

Reviewed-by: brutisso, jwilhelm
2014-02-05 14:29:34 +01:00
Antonios Printezis
170566f471 8033601: G1: Make array chunking use the same length field as the other young GCs
Use the old copy length instead of the length of the forwarded object for chunked arrays.

Reviewed-by: brutisso, tschatzl
2014-02-05 12:47:48 +01:00
Erik Helin
d52699c497 Merge 2014-02-03 10:49:49 +01:00
Thomas Schatzl
58f7d4c7e5 8033106: Wrong predicate for checking whether the correct amount of symbol table entries have been processed in G1
The change fixes the predicate check.

Reviewed-by: jmasa, tonyp, stefank
2014-01-31 09:58:06 +01:00
Thomas Schatzl
90c553c06f 6991197: G1: specialize deal_with_reference() for narrowOop*
Clean up and slightly optimize reference handling from the GC reference task queue. Since we never push partial array chunks as narrowOop* we can manually specialize the code so that some code can be optimized away.

Reviewed-by: tonyp, brutisso, stefank
2014-01-31 09:57:50 +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
Erik Helin
5d5b1157d1 8029326: G1 does not check if threads gets created
Reviewed-by: brutisso, jmasa, jwilhelm
2013-12-09 08:20:45 +01:00
Erik Helin
aba1a79d81 Merge 2013-12-02 15:43:04 +01:00
Goetz Lindenmaier
46c4ef6572 8029396: PPC64 (part 212): Several memory ordering fixes in C-code
Memory ordering fixes in GC and other runtime code showing on PPC64.

Reviewed-by: kvn, coleenp
2013-12-02 10:26:14 +01:00
Vladimir Kozlov
1b2bf0be10 Merge 2013-12-05 15:13:12 -08:00
Stefan Johansson
22478ae2e0 8027675: Full collections with Serial slower in JDK 8 compared to 7u40
Reduced the number of calls to follow_class_loader and instead marked and pushed the klass holder directly. Also removed unneeded calls to adjust_klass.

Reviewed-by: coleenp, jmasa, mgerdin, tschatzl
2013-11-26 14:35:38 +01:00