28 Commits

Author SHA1 Message Date
Harold Seigel
1665046b90 Merge 2015-03-29 09:20:27 -04:00
Yumin Qi
3e6cf09c39 8074345: Enable RewriteBytecodes when VM runs with CDS
Enable bytecode rewriting when CDS turned on.

Co-authored-by: Ioi Lam <ioi.lam@oracle.com>
Reviewed-by: coleenp, iklam
2015-03-25 15:18:37 -07:00
Jesper Wilhelmsson
c1bc0a31b2 8074459: Flags handling memory sizes should be of type size_t
Changed the type to size_t for flags that handles memory sizes

Reviewed-by: kbarrett, tschatzl
2015-03-03 18:01:27 +01:00
Jiangli Zhou
b0ad035af4 8059510: Compact symbol table layout inside shared archive
Use separate compact table for shared symbols.

Reviewed-by: iklam, gziemski, shade, sla, jrose
2014-12-17 23:34:52 -05:00
Ioi Lam
ea256a978f 8066670: PrintSharedArchiveAndExit does not exit the VM when the archive is invalid
In FileMapInfo::fail_continue do not set UseSharedSpaces = false

Reviewed-by: dholmes, ccheung
2014-12-04 15:20:09 -08:00
Jiangli Zhou
9b1628d0b5 Merge 2014-11-10 19:52:28 -05:00
Jiangli Zhou
4f4c4bbd5c 8064375: Change certain errors to warnings in CDS output
Change CDS non-fatal preloading errors to warnings.

Reviewed-by: minqi, mseledtsov, coleenp
2014-11-10 19:28:51 -05:00
Calvin Cheung
5ccaf44879 8060721: Test runtime/SharedArchiveFile/LimitSharedSizes.java fails in jdk 9 fcs new platforms/compiler
Replaced strcat() with jio_snprintf()

Reviewed-by: dholmes, iklam, dlong, minqi
2014-11-10 10:13:10 -08:00
Goetz Lindenmaier
0aa09022fa 8062370: Various minor code improvements
A lot of fixes useful to improve the code quality.

Reviewed-by: coleenp, dholmes
2014-10-29 10:13:24 +01:00
Jiangli Zhou
ad65e81ce7 8044269: Analysis of archive files
Add checksum verification.

Reviewed-by: iklam, dholmes, mschoene
2014-10-14 18:47:46 -07:00
Calvin Cheung
e7456dcf86 8048150: Allow easy configurations for large CDS archives
Estimate the size of shared archive based on the number of classes in the classlist file

Reviewed-by: iklam, jiangli, minqi, dholmes
2014-08-25 00:13:36 -07:00
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
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
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
Stefan Johansson
b1cfdfafe2 8028498: runtime/SharedArchiveFile/CdsDifferentObjectAlignment.java asserts in RT_Baseline
Preventing GCs to occur before VM is completely initialized. This was previously partly done by one part of the GC locker which not was removed.

Reviewed-by: coleenp, pliden
2014-02-13 10:05:03 +01:00
Jesper Wilhelmsson
81ba2e32c0 8025856: Fix typos in the GC code
Fix about 440 typos in comments in the VM code

Reviewed-by: mgerdin, tschatzl, coleenp, kmo, jcoomes
2014-01-23 14:47:23 +01:00
Coleen Phillimore
ec5e07f810 8022887: Assertion hit while using class and redefining it with RedefineClasses simultaneously
Need to refetch each method from InstanceKlass after all safepoints.  Removed leaky PreviousVersionInfo code.

Reviewed-by: dcubed, sspitsyn
2013-09-20 09:30:02 -04:00
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
Ioi Lam
8d048d554d 8016075: Win32 crash with CDS enabled and small heap size
Fixed MetaspaceShared::is_in_shared_space

Reviewed-by: coleenp, hseigel
2013-06-27 10:03:21 -07:00
Ioi Lam
9dc36eb923 8014912: Restore PrintSharedSpaces functionality after NPG
Added dumping of object sizes in CDS archive, sorted by MetaspaceObj::Type

Reviewed-by: coleenp, acorn
2013-05-28 16:36:19 -07:00
Jon Masamitsu
d72b516201 8008966: NPG: Inefficient Metaspace counter functions cause large young GC regressions
Reviewed-by: mgerdin, coleenp
2013-02-12 14:15:45 -08:00
Ioi Lam
84fce989dd 8005467: CDS size information is incorrect and unfriendly
Changed words to bytes, and added usage percentage information

Reviewed-by: coleenp, twisti
2013-01-15 17:05:53 -05:00
Harold Seigel
89e575df23 8003705: CDS failed on Windows: can not map in the CDS
Map memory only once to prevent 'already mapped' failures.

Reviewed-by: acorn, zgu
2013-01-07 15:32:51 -05:00
Harold Seigel
4aad9b74e7 8001471: Klass::cast() does nothing
Remove function Klass::cast() and calls to it.

Reviewed-by: dholmes, coleenp
2012-11-12 16:15:05 -05:00
Zhengyu Gu
3e481cdd81 7199092: NMT: NMT needs to deal overlapped virtual memory ranges
Enhanced virtual memory tracking to track committed regions as well as reserved regions, so NMT now can generate virtual memory map.

Reviewed-by: acorn, coleenp
2012-10-19 21:40:07 -04:00
Joseph Provino
c5eaaaa070 7189254: Change makefiles for more flexibility to override defaults
Change makefiles so that targets and parameters can be overridden by alternate makefiles.

Reviewed-by: dholmes, coleenp
2012-10-10 14:35:58 -04:00
Coleen Phillimore
8536f548db 7195867: NPG: SAJDI tests fail with sun.jvm.hotspot.types.WrongTypeException: No suitable match for type
Need to restore the vtable in metadata when we restore the type from the shared archive.

Reviewed-by: acorn, jcoomes, jmasa, jrose
2012-09-05 20:08:08 -04:00
Jon Masamitsu
5c58d27aac 6964458: Reimplement class meta-data storage to use native memory
Remove PermGen, allocate meta-data in metaspace linked to class loaders, rewrite GC walking, rewrite and rename metadata to be C++ classes

Co-authored-by: Stefan Karlsson <stefan.karlsson@oracle.com>
Co-authored-by: Mikael Gerdin <mikael.gerdin@oracle.com>
Co-authored-by: Tom Rodriguez <tom.rodriguez@oracle.com>
Reviewed-by: jmasa, stefank, never, coleenp, kvn, brutisso, mgerdin, dholmes, jrose, twisti, roland
2012-09-01 13:25:18 -04:00