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583 Commits

Author SHA1 Message Date
Daniel D. Daugherty
41bce440a4 8019835: Strings interned in different threads equal but does not == 
Add -XX:+VerifyStringTableAtExit option and code to verify StringTable invariants.

Reviewed-by: rdurbin, sspitsyn, coleenp
 2013-09-18 07:02:10 -07:00
Thomas Schatzl
b4e927d2a9 Merge 2013-09-16 09:41:03 +02:00
Goetz Lindenmaier
0732a739b3 8024468: PPC64 (part 201): cppInterpreter: implement bytecode profiling 
Implement profiling for c2 jit compilation. Also enable new cppInterpreter features.

Reviewed-by: kvn
 2013-09-15 15:28:58 +02:00
Vladimir Ivanov
13d322d70f 8023134: Rename VM LogFile to hotspot_pid{pid}.log (was hotspot.log) 
Reviewed-by: twisti, kvn, sla
 2013-09-13 04:16:54 -07:00
Vladimir Ivanov
f0e77ac67f 8001107: @Stable annotation for constant folding of lazily evaluated variables 
Co-authored-by: John Rose <john.r.rose@oracle.com>
Reviewed-by: rbackman, twisti, kvn
 2013-09-10 14:51:48 -07:00
Vladimir Kozlov
1a700c9216 Merge 2013-09-05 11:04:39 -07:00
Karen Kinnear
fdf2c975ed 8023872: Verification error in generated lambda classes 
Skip verification for generated lambda classes

Reviewed-by: kamg, dholmes
 2013-08-30 15:15:56 -04:00
Karen Kinnear
1f882e206f Merge 2013-08-27 01:21:22 -07:00
Karen Kinnear
38560368c1 8012294: remove generic handling for default methods 
Reviewed-by: kamg, coleenp
 2013-08-26 11:35:25 -04:00
Goetz Lindenmaier
fac7ee02c5 8023033: PPC64 (part 13): basic changes for AIX 
Added AIX includes alpha-sorted before BSD. Fix compilation issues with xlC in shared code. Basic shared platform dependend adaption (vm_version etc.).

Reviewed-by: kvn, dholmes, stefank
 2013-08-22 09:39:54 -07:00
Stefan Karlsson
7ade7987a0 8007074: SIGSEGV at ParMarkBitMap::verify_clear() 
Replace the broken large pages implementation on Linux. New flag: -XX:+UseTransparentHugePages - Linux specific flag to turn on transparent huge page hinting with madvise(..., MAP_HUGETLB). Changed behavior: -XX:+UseLargePages - tries to use -XX:+UseTransparentHugePages before trying other large pages implementations (on Linux). Changed behavior: -XX:+UseHugeTLBFS - Use upfront allocation of Large Pages instead of using the broken implementation to dynamically committing large pages. Changed behavior: -XX:LargePageSizeInBytes - Turned off the ability to use this flag on Linux and provides warning to user if set to a value different than the OS chosen large page size. Changed behavior: Setting no large page size - Now defaults to use -XX:UseTransparentHugePages if the OS supports it. Previously, -XX:+UseHugeTLBFS was chosen if the OS was configured to use large pages.

Reviewed-by: tschatzl, dcubed, brutisso
 2013-08-16 13:22:32 +02:00
Harold Seigel
4d91f4e69d 8003424: Enable Class Data Sharing for CompressedOops 
8016729: ObjectAlignmentInBytes=16 now forces the use of heap based compressed oops
8005933: The -Xshare:auto option is ignored for -server

Move klass metaspace above the heap and support CDS with compressed klass ptrs.

Reviewed-by: coleenp, kvn, mgerdin, tschatzl, stefank
 2013-08-15 20:04:10 -04:00
Erik Helin
30f059b5fc 8015107: NPG: Use consistent naming for metaspace concepts 
Reviewed-by: coleenp, mgerdin, hseigel
 2013-08-12 17:37:02 +02:00
Tao Mao
5ce100bbd1 Merge 2013-07-26 13:34:22 -07:00
Vladimir Kozlov
1619c53530 Merge 2013-08-16 16:23:01 -07:00
Goetz Lindenmaier
cf98cb05ca 8019972: PPC64 (part 9): platform files for interpreter only VM 
With this change the HotSpot core build works on Linux/PPC64. The VM succesfully executes simple test programs.

Reviewed-by: kvn
 2013-08-02 16:46:45 +02:00
Vladimir Kozlov
f4c4fd7903 Merge 2013-08-01 17:25:10 -07:00
Hiroshi Yamauchi
6060a2999c 6412968: CMS Long initial mark pauses 
Reviewed-by: rasbold, tschatzl, jmasa
 2013-07-25 11:07:23 -07:00
Hiroshi Yamauchi
5c9dbad612 6990419: CMS Remaining work for 6572569: consistently skewed work distribution in (long) re-mark pauses 
Reviewed-by: rasbold, tschatzl, jmasa
 2013-07-23 09:49:11 -07:00
Vladimir Kozlov
ed85bb1853 Merge 2013-07-19 13:32:53 -07:00
Calvin Cheung
1a1e83be6a 8004872: Early loading of HashMap and StringValue under -XX:+AggressiveOpts can be removed 
This fix also removes the -XX:+UseStringCache option

Reviewed-by: dholmes, acorn, iklam
 2013-07-18 14:57:51 -07:00
Vladimir Kozlov
493c485dc3 Merge 2013-07-11 12:56:29 -07:00
Roland Westrelin
d9ae342dff Merge 2013-07-11 01:11:52 -07:00
Karen Kinnear
ed46fe2de9 8013635: VM should no longer create bridges for generic signatures 
Requires: 8013789: Compiler bridges, 8015402: metafactory

Reviewed-by: sspitsyn, coleenp, bharadwaj
 2013-07-09 14:02:28 -04:00
Goetz Lindenmaier
85fedf2714 8020059: The flag introduced by 8014972 is not defined if Hotspot is built without a compiler (zero, ppc64 core build) 
Define CodeCacheMinimumUseSpace flag for cppInterpeter build.

Reviewed-by: kvn
 2013-07-08 14:15:02 -07:00
Roland Westrelin
6864f9f8a8 Merge 2013-07-04 01:42:34 -07:00
David Chase
9a359984c2 7088419: Use x86 Hardware CRC32 Instruction with java.util.zip.CRC32 
Add intrinsics using new instruction to interpreter, C1, C2, for suitable x86; add test

Reviewed-by: kvn, twisti
 2013-07-02 20:42:12 -04:00
Albert Noll
386e37ba15 8014972: Crash with specific values for -XX:InitialCodeCacheSize=500K -XX:ReservedCodeCacheSize=500k 
Introduce a minimum code cache size that guarantees that the VM can startup.

Reviewed-by: kvn, twisti
 2013-07-02 07:51:31 +02:00
Tao Mao
7109e85e43 8017611: Auto corrector for mistyped vm options 
The auto corrector for mistyped vm options fuzzy-matches existing flags based on string similarity (Dice's coefficient).

Reviewed-by: kvn, dsamersoff, hseigel, johnc
 2013-06-28 20:18:04 -07:00
Vladimir Kozlov
b390a2d8e3 Merge 2013-06-21 15:56:24 -07:00
Goetz Lindenmaier
0522ce7a17 8016586: PPC64 (part 3): basic changes for PPC64 
Added #includes needed for ppc64 port. Renamed _MODEL_ppc to _MODEL_ppc_32 and renamed corresponding old _ppc files to _ppc_32.

Reviewed-by: dholmes, kvn
 2013-06-20 16:30:44 -07:00
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
Albert Noll
114b578228 8012371: Adjust Tiered compile threshold according to available space in code cache 
Added command line parameter to define a threshold at which C1 compilation threshold for  is increased.

Reviewed-by: kvn, iveresov
 2013-05-16 15:46:49 +02:00
Jesper Wilhelmsson
262b1413c1 Merge 2013-05-17 06:01:10 +02:00
Thomas Schatzl
8d53e75550 6843347: Boundary values in some public GC options cause crashes 
Setting some public integer options to specific values causes crashes or undefined GC behavior. This patchset adds the necessary argument checking for these options.

Reviewed-by: jmasa, brutisso
 2013-05-15 11:05:09 +02:00
Harold Seigel
3aa20631a9 8014138: Add VM option to facilitate the writing of CDS tests 
Added the -XX:SharedArchiveFile option.

Reviewed-by: coleenp, ccheung, acorn, dcubed, zgu
 2013-05-14 09:17:52 -04:00
Aleksey Shipilev
b3675a00d9 8014448: Purge PrintCompactFieldsSavings 
Remove obsolete debugging code.

Reviewed-by: dholmes, kvn
 2013-05-14 11:34:30 +04:00
Thomas Schatzl
9b9b515fb8 8006088: Incompatible heap size flags accepted by VM 
Make processing of minimum, initial and maximum heap size more intiutive by removing previous limitations on allowed values, and make error reporting consistent. Further, fix errors in ergonomic heap sizing.

Reviewed-by: johnc, jwilhelm, tamao
 2013-05-06 17:19:42 +02:00
Vladimir Kozlov
43fbbe98b7 Merge 2013-05-02 18:50:05 -07:00
Nils Eliasson
dedfcd5aa4 8012547: Code cache flushing can get stuck reclaming of memory 
Keep sweeping regardless of if we are flushing

Reviewed-by: kvn, twisti
 2013-04-29 13:20:19 +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
Igor Ignatyev
0a434e425b 8011675: adding compilation level to replay data 
Reviewed-by: kvn, vlivanov
 2013-04-25 11:09:24 -07:00
Vladimir Ivanov
f26c1a6c88 8012260: ciReplay: Include PID into the name of replay data file 
Reviewed-by: kvn, twisti
 2013-04-25 11:02:32 -07:00
Bengt Rutisson
4a685f181b 7197666: java -d64 -version core dumps in a box with lots of memory 
Allow task queues to be mmapped instead of malloced on Solaris

Reviewed-by: coleenp, jmasa, johnc, tschatzl
 2013-04-08 07:49:28 +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
Bharadwaj Yadavalli
4b9150eaf7 Merge 2013-04-04 17:01:34 -07:00
Mikael Gerdin
c17d80e53d Merge 2013-04-04 19:07:32 +02:00
Mikael Gerdin
0a963fd1b7 Merge 2013-04-03 09:19:02 +02:00
Bharadwaj Yadavalli
70314e1b01 Merge 2013-03-29 20:52:01 -07:00
Yumin Qi
76cc94fb99 2178143: JVM crashes if the number of bound CPUs changed during runtime 
Supply a new flag -XX:+AssumeMP to workaround the problem. With the flag is turned on, assume VM run on MP platform so is_MP() will return true that sync calls will not skip away.

Reviewed-by: dholmes, acorn, dcubed, jmasa
 2013-03-27 17:03:19 -07:00