650 Commits

Author SHA1 Message Date
Coleen Phillimore
73d759e533 8049105: Move array component mirror to instance of java/lang/Class (hotspot part 2)
This removes component mirrors from arrayKlass metadata and the C2 intrinsic for them.

Reviewed-by: kvn, twisti, mgerdin
2014-08-28 11:29:09 -04:00
Jon Masamitsu
ab48e9abc1 Merge 2014-08-22 07:12:23 -07:00
Jon Masamitsu
0b2abe6053 Merge 2014-08-21 10:51:31 -07:00
Leonid Mesnik
6715fc0bed 8055098: WB API should be extended to provide information about size and age of object
Extend the WhiteBox API to provide information about the size and age of objects. Further add a mechanism to trigger a young GC.

Reviewed-by: tschatzl, sjohanss
2014-08-21 16:44:41 +02:00
Thomas Schatzl
100e51a339 8038423: G1: Decommit memory within heap
Allow G1 to decommit memory of arbitrary regions within the heap and their associated auxiliary data structures card table, BOT, hot card cache, and mark bitmaps.

Reviewed-by: mgerdin, brutisso, jwilhelm
2014-08-19 14:09:10 +02:00
Thomas Schatzl
2ee5ee89d4 8054818: Refactor HeapRegionSeq to manage heap region and auxiliary data
Let HeapRegionSeq manage the heap region and auxiliary data to decrease the amount of responsibilities of G1CollectedHeap, and encapsulate this work from other code.

Reviewed-by: jwilhelm, jmasa, mgerdin, brutisso
2014-08-18 16:10:44 +02:00
Serguei Spitsyn
bc23c9949e Merge 2014-08-15 11:25:55 -07:00
Jon Masamitsu
5a22518210 Merge 2014-08-14 18:42:08 +00:00
Ioi Lam
bbe6f51f81 8046070: Class Data Sharing clean up and refactoring
Cleaned up CDS to be more configurable, maintainable and extensible

Reviewed-by: dholmes, coleenp, acorn, mchung
2014-08-12 17:29:00 -07:00
Coleen Phillimore
cafb36661d 8003426: Remove UseFastAccessors and UseFastEmptyMethods except for zero
These options have been long disabled in Xmixed mode because they prevent these small methods from being inlined and are subject to bit rot, and we don't need more macro assembler code to maintain and change if the constant pool cache format changes.

Reviewed-by: simonis, kvn
2014-08-12 10:48:55 -04:00
Stefan Karlsson
2880629908 8054823: Add size_t as a valid VM flag type
Reviewed-by: kvn, vlivanov, sla
2014-08-11 14:03:06 +02:00
Zhengyu Gu
f0cf82f571 8046598: Scalable Native memory tracking development
Enhance scalability of native memory tracking

Reviewed-by: coleenp, ctornqvi, gtriantafill
2014-08-07 12:18:58 -07:00
Coleen Phillimore
e051932425 Merge 2014-07-18 11:22:49 -04:00
Coleen Phillimore
3f0a945468 8004128: NPG: remove stackwalking in Threads::gc_prologue and gc_epilogue code
Remove bcx and mdx handling.  We no longer have to convert bytecode pointers to indices for GC since Methods aren't moved.

Reviewed-by: mgerdin, kvn
2014-07-17 15:45:46 -04:00
Daniel D. Daugherty
a06d36cada 8049717: expose L1_data_cache_line_size for diagnostic/sanity checks
Add support for VM_Version::L1_data_cache_line_size().

Reviewed-by: dsimms, kvn, dholmes
2014-07-15 07:33:49 -07:00
Coleen Phillimore
c9b2bc62c9 Merge 2014-07-14 10:15:21 -04:00
David Simms
e5b71580fb 8046919: jni_PushLocalFrame OOM - increase MAX_REASONABLE_LOCAL_CAPACITY
Increase the previous limit from 4k to 64k, added "-XX:MaxJNILocalCapacity=<capacity>" flag

Reviewed-by: hseigel, fparain
2014-07-14 10:52:52 +02:00
David Simms
23b30dee7e 8046668: Excessive checked JNI warnings from Java startup
Removed pedantic checked exception warnings for AIOOBException, add to current handle capacity

Reviewed-by: hseigel, lfoltan
2014-07-14 10:50:20 +02:00
Serguei Spitsyn
206c37a5e6 Merge 2014-07-12 01:26:13 -07:00
Serguei Spitsyn
36d6bfea4e 8013942: JSR 292: assert(type() == T_OBJECT) failed: type check
A dead scope  of the local needs to be identified

Reviewed-by: coleenp, vlivanov, mgronlun
2014-07-10 17:46:35 -07:00
Jon Masamitsu
fbe6d80096 Merge 2014-07-10 13:39:18 -07:00
Frederic Parain
5a8cc5f33d 8047714: Fix for JDK-6546236 made Solaris os::yield() a no-op
Reviewed-by: hseigel, lfoltan
2014-07-08 08:04:06 -07:00
Stefan Karlsson
1b001a2afd 8049421: G1 Class Unloading after completing a concurrent mark cycle
Co-authored-by: Mikael Gerdin <mikael.gerdin@oracle.com>
Reviewed-by: tschatzl, ehelin, brutisso, coleenp, roland, iveresov
2014-07-07 10:12:40 +02:00
Stefan Karlsson
ef1e9b3c80 8049420: Backout 8048248 to correct attribution
Reviewed-by: ehelin, brutisso
2014-07-07 12:37:11 +02:00
Stefan Karlsson
8c3aced316 8048248: G1 Class Unloading after completing a concurrent mark cycle
Reviewed-by: tschatzl, ehelin, brutisso, coleenp, roland, iveresov
2014-07-07 10:12:40 +02:00
Goetz Lindenmaier
25f33c005d 8049325: Introduce and clean up umbrella headers for the files in the cpu subdirectories
Introduce and clean up umbrella headers for the files in the cpu subdirectories.

Reviewed-by: lfoltan, coleenp, dholmes
2014-07-04 11:46:01 +02:00
Coleen Phillimore
6db67f9317 Merge 2014-07-02 20:20:45 -04:00
Erik Helin
4aa97f918f Merge 2014-07-02 13:52:52 +02:00
Erik Helin
40e186ac67 8048895: Back out JDK-8027915
Reviewed-by: mgerdin, stefank
2014-07-02 11:05:10 +02:00
Goetz Lindenmaier
f2051ed6fa 8048241: Introduce umbrella header os.inline.hpp and clean up includes
Reviewed-by: coleenp, dholmes, lfoltan
2014-06-26 16:05:15 +02:00
Jon Masamitsu
8dac1f1b8a Merge 2014-06-25 20:43:05 -07:00
Jon Masamitsu
0e622bfc55 Merge 2014-06-25 20:41:16 -07:00
Erik Helin
4241d1c605 8027915: TestParallelHeapSizeFlags fails with unexpected heap size on sparcv9
Reviewed-by: jmasa, sjohanss
2014-06-24 15:50:50 +02:00
Frederic Parain
5507f2b476 8043630: Method os::yield_all() should be removed
Reviewed-by: dholmes, dsimms
2014-06-23 06:58:26 -07:00
Coleen Phillimore
d8ce93cea5 6642881: Improve performance of Class.getClassLoader()
Add classLoader to java/lang/Class instance for fast access

Reviewed-by: alanb, lfoltan, rriggs, vlivanov, twisti, jfranck
2014-06-19 14:49:33 -04:00
Coleen Phillimore
243d697d71 8026977: NPG: Remove ConstantPool::lock
Write klass and resolved_references constant pool fields lock free.

Reviewed-by: jrose, twisti
2014-06-19 11:16:10 -04:00
David Simms
ba00ce514e 8046662: Check JNI ReleaseStringChars / ReleaseStringUTFChars verify_guards test inverted
Negative verify_guards when testing for corruption

Reviewed-by: sla, fparain
2014-06-12 11:34:35 +02:00
David Simms
d9b63bdbdd 8043224: -Xcheck:jni improvements to exception checking and excessive local refs
Warning when not checking exceptions from function that require so, also when local refs expand beyond capacity.

Reviewed-by: zgu, coleenp, hseigel
2014-06-11 18:34:09 +02:00
Harold Seigel
b6a2f946f6 8031819: Remove legacy jdk checks and code
Delete old jdk specific code.

Reviewed-by: dholmes, coleenp, zgu, lfoltan
2014-06-11 09:58:23 -04:00
David Simms
6f97a45429 6311046: -Xcheck:jni should support checking of GetPrimitiveArrayCritical
Wrapped memory with standard bounds checking "GuardedMemory".

Reviewed-by: zgu, fparain, dcubed
2014-06-11 12:09:12 +02:00
Goetz Lindenmaier
8e7c8f1d88 8044775: Improve usage of umbrella header atomic.inline.hpp
Reviewed-by: stefank, kvn
2014-06-04 11:56:44 +02:00
Christian Thalinger
a0b1b7ca70 Merge 2014-06-02 10:48:02 -07:00
Christian Thalinger
8f1c6dfff7 Merge 2014-05-30 09:49:53 -07:00
Igor Ignatyev
f99eed3f24 8038756: new WB API :: get/setVMFlag
Reviewed-by: vlivanov, sla
2014-05-30 17:20:48 +04:00
Coleen Phillimore
f5266ba9b2 Merge 2014-05-23 16:43:47 -04:00
Kirill Shirokov
20674a667a 8032970: Add stack size check methods to WhiteBox API
Reviewed-by: twisti, kvn, iignatyev
2014-05-24 00:04:21 +04:00
Christian Thalinger
67ad89efd5 Merge 2014-05-22 16:26:05 -07:00
Peter Allwin
09afb7b210 8027230: Overflow in java.lang.instrument.Instrumentation.getObjectSize() method
Reviewed-by: dholmes, sspitsyn
2014-05-22 09:12:29 +02:00
Coleen Phillimore
024bb79ec8 Merge 2014-05-17 19:34:38 -04:00
Serguei Spitsyn
7f2b064e43 8042796: jvmtiRedefineClasses.cpp: guarantee(false) failed: OLD and/or OBSOLETE method(s) found
Relax the guaranty for deleted methods

Reviewed-by: dcubed, coleenp
2014-05-16 15:05:44 -07:00