7874 Commits

Author SHA1 Message Date
Brent Christian
453166437e 8165372: StackWalker performance regression following JDK-8147039
Stack walking can use javaVFrame or vframeStream

Reviewed-by: coleenp, mchung
2016-09-20 10:04:55 -07:00
Joseph Provino
0086595519 8164482: [REDO] G1 does not implement millis_since_last_gc which is needed by RMI GC
G1 does not return a correct value for the CollectedHeap::millis_since_last_gc()

Reviewed-by: tschatzl, kbarrett
2016-09-20 10:27:51 -04:00
Erik Österlund
6085d008cc 8165860: WorkGroup classes are missing volatile specifiers for lock-free code
Reviewed-by: mgerdin, tschatzl
2016-09-20 11:41:43 +02:00
Kim Barrett
9b7c58376f 8166228: Remove unused HeapRegion::object_iterate_mem_careful()
Removed unused function.

Reviewed-by: mgerdin, tschatzl
2016-09-19 19:59:28 -04:00
Thomas Schatzl
c354a62301 8166207: Use of Copy::conjoint_oops_atomic in global mark stack causes crashes on arm64
Use Copy::conjoint_memory_atomic() instead.

Reviewed-by: kbarrett
2016-09-19 22:55:26 +02:00
Kim Barrett
443a10735b Merge 2016-09-19 17:35:25 +00:00
Kim Barrett
8617484bde 8166229: Eliminate ParNew's use of klass_or_null()
Use list_ptr_from_klass instead of klass_or_null.

Reviewed-by: mgerdin, jmasa
2016-09-19 13:12:26 -04:00
Lois Foltan
368585d0db 8163406: The fixup_module_list must be protected by Module_lock when inserting new entries
In java_lang_Class::create_mirror, restructure the check for adding a class to the fixup_module_list, guarded by Module_lock.

Reviewed-by: acorn, coleenp, dholmes, zgu
2016-09-19 12:04:28 -04:00
Jiangli Zhou
eb52950704 8078644: CDS needs to support JVMTI CFLH
Support posting CLFH for shared classes. Tests are contributed by Misha Seledtsov.

Reviewed-by: iklam, coleenp, acorn, dcubed, sspitsyn
2016-09-18 21:10:48 -04:00
Kirill Zhaldybin
0581d8c4cb 8165613: Convert TestKlass_test to Gtest
Reviewed-by: coleenp, rehn
2016-09-16 19:49:03 +03:00
Serguei Spitsyn
c702b1312c 8165681: ClassLoad and ClassPrepare JVMTI events are missed in the start phase
Add the events bits to the early events bits

Reviewed-by: dholmes, dsamersoff
2016-09-13 13:10:42 -07:00
Dean Long
45204fc0bf Merge 2016-09-08 23:43:45 -04:00
Kirill Zhaldybin
4eab390a81 8165601: Convert arrayOopDesc_test to Gtest
Reviewed-by: coleenp, iignatyev
2016-09-08 18:41:10 +03:00
Martin Doerr
38eb4a4f6f 8165489: Missing G1 barrier in Unsafe_GetObjectVolatile
Add missing barrier, sharing code with Unsafe_GetObject.

Reviewed-by: kbarrett, mgerdin, pliden
2016-09-06 13:01:27 +02:00
Thomas Schatzl
317f1aa044 8157952: Parallelize Memory Pretouch
Use multiple threads to pretouch memory using -XX:+AlwaysPreTouch to use more memory bandwidth

Reviewed-by: jmasa, sangheki
2016-09-16 11:33:47 +02:00
Kim Barrett
b77d0de3d9 8165808: Add release barriers when allocating objects with concurrent collection
Add release_set_klass, use in slow-path allocators.

Reviewed-by: jmasa, dholmes
2016-09-15 12:10:43 -04:00
Thomas Schatzl
94bbcbd378 8159422: Very high Concurrent Mark mark stack contention
Decrease contention on mark stack by splitting locks, and minimizing the amount of time these locks are held. Improve mark stack management.

Reviewed-by: kbarrett, mgerdin, eosterlund
2016-09-15 16:44:19 +02:00
Mandy Chung
5460376f61 8157464: Disallow StackWalker.getCallerClass() be called by caller-sensitive method
Reviewed-by: bchristi, coleenp, dfuchs, sspitsyn
2016-09-14 11:53:20 -07:00
Jon Masamitsu
cc223fcb91 8161029: GPL header missing comma after year
Reviewed-by: kbarrett, ehelin
2016-09-13 16:18:44 -07:00
Harold Seigel
228097de7c 8149607: [Verifier] Do not verify pop, pop2, swap, dup* against top
Throw VerifyError exception if type top is illegally popped from the stack.

Reviewed-by: coleenp, acorn, ddmitriev
2016-09-14 10:02:49 -04:00
Serguei Spitsyn
08cc021f41 Merge 2016-09-13 21:29:30 +00:00
Serguei Spitsyn
fadbcc36d7 Merge 2016-09-13 20:17:46 +00:00
Chris Plummer
69c242a5cb Merge 2016-09-13 18:22:21 +00:00
David Simms
1c2da5f5ed 8164086: Checked JNI pending exception check should be cleared when returning to Java frame
Transitions to Java clear the pending pointer

Reviewed-by: dholmes, neliasso, coleenp
2016-09-13 09:04:44 +02:00
Thomas Schatzl
c719b0171c 8164948: Initializing stores of HeapRegions are not ordered with regards to their use in G1ConcurrentMark
Add a storestore barrier before publishing newly initialized HeapRegion instances, and place a loadload barrier before use of members.

Reviewed-by: sjohanss, sangheki
2016-09-13 11:32:45 +02:00
Christian Tornqvist
22d512c0ed 8165881: Backout JDK-8164913
Reviewed-by: hseigel
2016-09-12 13:16:39 -04:00
Stefan Johansson
f6a7898995 8114823: G1 doesn't honor request to disable class unloading
Reviewed-by: tschatzl, mgerdin
2016-09-12 16:34:36 +02:00
Erik Helin
be6cc69504 8165455: Tracing events for G1 have incorrect metadata
Reviewed-by: egahlin, tschatzl
2016-09-08 12:30:38 +02:00
Thomas Schatzl
1075dcd335 8165313: Inserting freed regions during Free Collection Set serial phase takes very long on huge heaps
Sort the collection set in ascending order so that the optimization when adding free regions can be exploited.

Reviewed-by: sjohanss, mgerdin
2016-09-12 09:34:51 +02:00
Harold Seigel
37c77e03d3 8165634: Support multiple --add-modules options on the command line
Use numbered properties for --add-module options so that multiple --add-module options can be supported.

Reviewed-by: coleenp, gziemski, lfoltan, ccheung
2016-09-10 08:25:51 -04:00
Daniel D. Daugherty
097b1f1495 Merge 2016-09-09 11:23:59 -07:00
Ron Durbin
2bb3bc6449 8140520: segfault on solaris-amd64 with "-XX:VMThreadStackSize=1" option
Split the single thread_min_stack_allowed into three distinct values (java_thread_min_stack_allowed, compiler_thread_min_stack_allowed and vm_internal_thread_min_stack_allowed) on non-Windows platforms.

Reviewed-by: dcubed, gthornbr, dholmes, coleenp, fparain, aph
2016-09-09 11:14:57 -07:00
Serguei Spitsyn
98babf0899 Merge 2016-09-09 06:44:31 +00:00
Yasumasa Suenaga
7a341735fe 8164913: JVMTI.agent_load dcmd should show useful error message
Show useful error message

Reviewed-by: dholmes, dsamersoff, sspitsyn
2016-09-08 23:38:56 -07:00
Rachel Protacio
180c089047 Merge 2016-09-06 22:52:35 +02:00
Rachel Protacio
a8147854b7 8161224: CONSTANT_NameAndType_info permits references to illegal names and descriptors
Enforces proper format checking for NameAndType string content, and that the checking occurs even when not referenced in classfile

Reviewed-by: coleenp, hseigel, ddmitriev
2016-09-06 16:29:32 -04:00
Martin Doerr
02654e7d3d 8165018: Missing memory barrier for PPC64 in Unsafe_GetObjectVolatile
Reviewed-by: kbarrett, dholmes
2016-09-05 20:40:08 -04:00
Kirill Zhaldybin
616083ca76 8165439: Convert Test_TempNewSymbol to GTest
Reviewed-by: dholmes, coleenp
2016-09-05 20:31:03 +03:00
Coleen Phillimore
49d869c03c Merge 2016-09-07 19:29:01 +00:00
Coleen Phillimore
3c2621dbdd 8165246: [REDO] InstanceKlass::_previous_version_count goes negative
Make _has_previous_version a boolean that is set to true when previous version of a class is added or during class unloading call to purge_previous_versions

Reviewed-by: gtriantafill, dcubed, sspitsyn
2016-09-07 15:25:21 -04:00
Frederic Parain
a900715bbf 8137035: nsk/stress/stack/stack tests got EXCEPTION_STACK_OVERFLOW on Windows 64 bit
Reviewed-by: dholmes, dcubed, coleenp
2016-09-07 12:52:20 -04:00
Marcus Larsson
be0d2c98ed Merge 2016-09-07 15:21:45 +02:00
Marcus Larsson
af30b26344 8165226: Bad -Xloggc: arguments crashes the VM
Reviewed-by: dsamersoff, sjohanss
2016-09-07 14:36:44 +02:00
Harold Seigel
e8e6415b7a 8058575: IllegalAccessError trying to access package-private class from VM anonymous class
Put anonymous classes in unnamed package into host class's package.  Throw exception if host class's package differs from anonymous class.

Reviewed-by: coleenp, acorn
2016-09-07 07:19:48 -04:00
Thomas Schatzl
c271d83599 8165292: The gc+task logging is repeated a lot, decreasing the usefulness of -Xlog:gc*=info
Separate number of workers used debugging information from adaptive worker sizing log messages.

Reviewed-by: ehelin, sjohanss, jmasa
2016-09-07 09:20:10 +02:00
Dean Long
2baffbf490 8156137: SIGSEGV in ReceiverTypeData::clean_weak_klass_links
Process previous versions in Klass::clean_weak_klass_links()

Reviewed-by: coleenp, sspitsyn, stefank, dcubed
2016-08-31 12:10:40 -07:00
Thomas Schatzl
e3e4334ed2 Merge 2016-09-02 11:18:04 +02:00
Thomas Schatzl
e4f4b40488 8164936: G1 age table printout contains contents from previous GC
Split tenuring threshold update and printing into two separate parts so that they can be used independently.

Reviewed-by: jmasa, sangheki
2016-09-02 09:49:10 +02:00
Robbin Ehn
3e07dc6611 8165215: Setting same UL tag multiple times matches wrong tagset
Reviewed-by: mlarsson, rprotacio
2016-09-02 08:51:26 +02:00
Kirill Zhaldybin
8b9c8fc1c4 Merge 2016-09-02 01:39:47 +00:00