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914 Commits

Author SHA1 Message Date
Jesper Wilhelmsson
f9b921bd25 Merge 2014-09-22 16:22:21 +02:00
Antonios Printezis
da5afa76ab 8058495: G1: normalize names for isHumongous() and friends 
Reviewed-by: tschatzl, brutisso
 2014-09-23 11:43:24 +02:00
Niclas Adlertz
37c8ef911c Merge 2014-09-19 17:14:13 +02:00
Tobias Hartmann
cd01de591a 8015774: Add support for multiple code heaps 
Support for segmentation of the code cache. Separate code heaps are created and used to store code of different types.

Reviewed-by: kvn, iveresov, roland, anoll, egahlin, sla
 2014-09-17 08:00:07 +02:00
Stefan Johansson
174af2ea34 8057752: WhiteBox extension support for testing 
Refactored parts of whitebox.cpp to enable registration of whitebox methods defined outside this file.

Reviewed-by: mikael, ctornqvi, jmasa
 2014-09-08 15:24:10 +02:00
Coleen Phillimore
3c70d99eda 8055008: Clean up code that saves the previous versions of redefined classes 
Use scratch_class to find EMCP methods for breakpoints if the old methods are still running.

Reviewed-by: dcubed, sspitsyn
 2014-09-03 19:13:18 -04:00
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
Jesper Wilhelmsson
d44b2b7565 Merge 2014-10-20 15:23:33 +02:00
Stefan Karlsson
d410f19961 8056240: Investigate increased GC remark time after class unloading changes in CRM Fuse 
Reviewed-by: mgerdin, coleenp, bdelsart
 2014-10-02 10:55:36 +02:00
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
Mikael Gerdin
3a91779b62 8055283: Expand ResourceHashtable with C_HEAP allocation, removal and some unit tests 
Reviewed-by: ehelin, tschatzl, coleenp
 2014-08-18 14:37:55 +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
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
Tobias Hartmann
009e923e04 8061443: Whitebox get*VMFlag() methods fail with develop flags in product builds 
Changed 'get*VMFlag' to return all flags. Added methods 'isLockedVMFlag' and 'isConstantVMFlag' and adapted tests.

Reviewed-by: kvn, dholmes, sla
 2014-10-24 08:22:33 +02:00
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
3eff7a8f64 8049864: TestParallelHeapSizeFlags fails with unexpected heap size 
Reviewed-by: sjohanss, jmasa
 2014-06-24 15:50:50 +02:00
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