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1029 Commits

Author SHA1 Message Date
Bengt Rutisson
426151a22e 8043239: G1: Missing post barrier in processing of j.l.ref.Reference objects 
Removed all write barriers during reference processing and added explicit write barriers when iterating through the discovered list.

Reviewed-by: pliden, jmasa, tschatzl
 2014-06-03 10:44:36 +02:00
Poonam Bajaj
39a6695059 8043086: Hotspot is expected to report OOM which is occurred String.intern(), but crashes in JDK8u5 
In case of allocation failure, restore the value of _chunk in Arena

Reviewed-by: dholmes, dcubed
 2014-05-28 06:26:05 -07:00
Yumin Qi
49c3c35a14 8038422: CDS test failed: assert((size % os::vm_allocation_granularity()) == 0) failed when limiting SharedMiscDataSize 
In debug version, the assert is against os::vm_allocation_granularity(), but in initialization, we use os::vm_page_size() to align the allocation size. In windows, _vm_page_size and _vm_allocation_granularity may not be same. In debug version, the assert is against os::vm_allocation_granularity(), but in initialization, we use os::vm_page_size() to align the allocation size. In windows, _vm_page_size and _vm_allocation_granularity may not be same.

Reviewed-by: dholmes, iklam, jiangli, coleenp
 2014-05-27 08:44:23 -07:00
Christian Thalinger
67ad89efd5 Merge 2014-05-22 16:26:05 -07:00
Coleen Phillimore
c336175c94 8038212: Method::is_valid_method() check has performance regression impact for stackwalking 
Only prune metaspace virtual spaces at safepoint so walking them is safe outside a safepoint.

Reviewed-by: mgerdin, mgronlun, hseigel, stefank
 2014-05-15 18:23:26 -04:00
Lois Foltan
fc1a61a3df Merge 2014-05-12 15:50:20 +00:00
Volker Simonis
693f28c012 8039805: Fix the signature of the global new/delete operators in allocation.cpp 
Reviewed-by: dholmes, lfoltan
 2014-05-12 09:59:56 -04:00
Coleen Phillimore
388434f387 Merge 2014-05-12 09:47:57 -04:00
David Chase
305ec3bd3f 8037816: Fix for 8036122 breaks build with Xcode5/clang 
Repaired or selectively disabled offending formats; future-proofed with additional checking

Reviewed-by: kvn, jrose, stefank
 2014-05-09 16:50:54 -04:00
Jon Masamitsu
39154726de Merge 2014-05-08 18:22:22 -07:00
Christian Thalinger
b2d6f9f78a Merge 2014-05-08 15:08:45 -07:00
Goetz Lindenmaier
fb62773268 8042737: Introduce umbrella header prefetch.inline.hpp 
Reviewed-by: twisti, stefank
 2014-05-08 15:37:17 +02:00
Gerard Ziemski
ed9c096396 8038654: Separate SymbolTable and StringTable code 
Refactor stringTable class out of symbolTable, making sure all includes are minimal set and are sorted.

Reviewed-by: coleenp, stefank
 2014-05-07 14:16:45 -05:00
Lois Foltan
ee1b91d3f0 8041627: Solaris Studio 12.4 C++ 5.13 compilation error due to lack of "surplus" prototype for binaryTreeDictionary.cpp 
Fix C++ compilation error diagnostic for the call of "surplus" within get_better_list() method.

Reviewed-by: coleenp, dholmes
 2014-05-06 08:59:57 -04:00
Jesper Wilhelmsson
ded8b863dd 8042298: Remove the names gen0 and gen1 from the GC code 
Renamed gen0 and gen1 to young and old throughout the GC code.

Reviewed-by: sjohanss, jcoomes
 2014-05-02 02:11:34 +02:00
Jesper Wilhelmsson
47c9e23d81 8026396: Remove information duplication in the collector policy 
Cleaned up the usage of flags in collector policy.

Reviewed-by: sjohanss, jcoomes
 2014-04-30 02:41:00 +02:00
Goetz Lindenmaier
6e6f0720a9 8042195: Introduce umbrella header orderAccess.inline.hpp 
Reviewed-by: dholmes, kvn, stefank, twisti
 2014-04-29 15:17:27 +02:00
Stefan Karlsson
a97ce35fab 8039957: Replace the last few %p usages with PTR_FORMAT in the GC code 
Reviewed-by: jwilhelm, sjohanss, jmasa
 2014-04-15 20:46:23 +02:00
Stefan Karlsson
d78446aa45 8039743: Use correct format specifier to print size_t values and pointers in the GC code 
Co-authored-by: Mikael Vidstedt <mikael.vidstedt@oracle.com>
Reviewed-by: jmasa, sjohanss
 2014-04-09 13:54:32 +02:00
Erik Helin
4bc795f2db Merge 2014-04-08 13:50:58 +02:00
Erik Helin
dda69c88e0 Merge 2014-04-04 10:24:48 +02:00
Mikael Gerdin
a52fd3388d 8037959: BitMap::resize frees old map before copying memory if !in_resource_area 
Add reallocate functionality to ArrayAllocator and use it from BitMap::resize

Reviewed-by: brutisso, tschatzl
 2014-04-02 14:17:34 +02:00
Erik Helin
977d1f7a5d 8038934: Remove prefix allocated_ from methods and variables in Metaspace 
Reviewed-by: jmasa, coleenp
 2014-03-31 17:09:38 +02:00
Dmitry Samersoff
5c15816a53 Merge 2014-03-30 03:29:48 -07:00
Stefan Johansson
1ed5b22d6e 8029186: regression-hotspot nightly failure: assert(FLAG_IS_DEFAULT(MaxNewSize) || MaxNewSize < MaxHeapSize) failed 
Cleaned up the collector policy and added more asserts to enforce that the heap is correctly setup.

Reviewed-by: jwilhelm, jmasa
 2014-03-19 17:08:03 +01:00
Jesper Wilhelmsson
0346ae4c9d 8027643: Merge GenCollectorPolicy and TwoGenerationCollectorPolicy 
Merged the two calsses GenCollectorPolicy and TwoGenerationCollectorPolicy

Reviewed-by: sjohanss, jcoomes
 2014-04-29 22:57:19 +02:00
Coleen Phillimore
472622d900 8031820: NPG: Fix remaining references to metadata as oops in comments 
8012125: Comments for ConstantPoolCache should reflect the addition of resolved_references in ConstantPool

Updated comments in metadata header files, and renamed this_oop variables to this_cp or this_k when referring to constant pool or classes.

Reviewed-by: stefank, jmasa
 2014-03-26 21:47:45 -04:00
Erik Helin
386f42f40c Merge 2014-03-21 09:11:56 +01:00
Goetz Lindenmaier
e3ebae0947 8037962: metaspaceTracer.cpp misses a symbol 
Reviewed-by: tschatzl, mgerdin
 2014-03-20 15:53:17 +01:00
Zhengyu Gu
da4aab3c1d 8025550: valgrind: Conditional jump depends on uninitialised value in Arena::set_size_in_bytes() 
Fixed initialized variable that could miscount arena memory

Reviewed-by: coleenp, ccheung
 2014-03-17 13:39:17 -04:00
Erik Helin
e88724d567 Merge 2014-03-14 13:27:18 +01:00
Nils Eliasson
8c46e61622 Merge 2014-03-14 09:26:27 +01:00
Erik Helin
358b5bbebc Merge 2014-03-14 09:18:39 +01:00
Albert Noll
e8bc971d19 8029799: vm/mlvm/anonloader/stress/oome prints warning: CodeHeap: # of free blocks > 10000 
Double CodeCacheSegmentSize from 64 byte to 128 bytes if tiered compilation is enabled

Reviewed-by: kvn, twisti
 2014-03-07 07:42:40 +01:00
Mikael Gerdin
74235d9630 8038399: Remove dead oop_iterate MemRegion variants from SharedHeap, Generation and Space classes 
Reviewed-by: tschatzl, stefank
 2014-03-06 09:08:18 +01:00
Erik Helin
63db52b7ed Merge 2014-03-24 11:25:32 +01:00
Stefan Karlsson
8159b86e35 8037952: Remove code duplication in Metaspace::deallocate 
Reviewed-by: tschatzl, pliden, coleenp
 2014-03-20 15:03:18 +01:00
Mikhailo Seledtsov
eedf369513 8033990: Add message to verbose output to indicate when JVM was unable to use shared archive (with -Xshare:auto) 
Added message to indicate when sharing was attempted but failed

Reviewed-by: coleenp, ctornqvi
 2014-03-05 12:31:09 -05:00
Erik Helin
853fffb2cb 8036703: Add trace event with statistics for the metaspace chunk free lists 
Reviewed-by: stefank, mgerdin, coleenp, egahlin
 2014-03-18 09:03:28 +01:00
Erik Helin
0a79ba6680 8036701: Add trace event when a metaspace throws out of memory error 
Reviewed-by: stefank, mgerdin
 2014-03-18 08:00:21 +01:00
Erik Helin
b533eca89d 8036699: Add trace event when a metaspace allocation fails 
Reviewed-by: jmasa, stefank
 2014-03-18 07:00:06 +01:00
Erik Helin
51584519f4 8036698: Add trace event for updates to metaspace gc threshold 
Reviewed-by: stefank, mgerdin
 2014-03-17 20:59:19 +01:00
Erik Helin
c45adf1dca Merge 2014-03-17 14:54:12 +01:00
Thomas Schatzl
a07b2194f7 8036860: Pad and cache-align the BiasedMappedArray 
Pad and cache-align BiasedMappedArray instances by default to avoid performance variability problems due to false sharing, as instances of this data structures are typically used for performance sensitive code.

Reviewed-by: brutisso, stefank
 2014-03-17 13:07:55 +01:00
Thomas Schatzl
cde8aa670b 8035815: Cache-align and pad the from card cache 
The from card cache is a very frequently accessed data structure. It is essentially a 2d array of per-region values, one row of values for every GC thread. Pad and align the data structure to avoid false sharing.

Reviewed-by: stefank
 2014-03-17 10:12:47 +01:00
Thomas Schatzl
329e55e7b0 8035406: Improve data structure for Code Cache remembered sets 
Change the code cache remembered sets data structure from a GrowableArray to a chunked list of nmethods. This makes the data structure more amenable to parallelization, and decreases freeing time.

Reviewed-by: mgerdin, brutisso
 2014-03-17 10:12:21 +01:00
Erik Helin
a45b9ead44 Merge 2014-02-25 11:02:11 +01:00
Per Lidén
4dc240f785 8079792: GC directory structure cleanup 
Reviewed-by: brutisso, stefank, david
 2015-05-13 15:16:06 +02:00
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