50 Commits

Author SHA1 Message Date
Jiangli Zhou
5b19c425fa 8157189: 'iload_w' in shared class is not interpreted correctly
Don't rewrite 'iload_w' to 'nofast_iload' in shared class.

Reviewed-by: ccheung, hseigel
2016-06-03 17:45:03 -04:00
Max Ockner
da0fe9d476 8154110: Update class* and safepoint* logging subsystems
Refactored logging tags in class and safepoint subsystems.

Reviewed-by: coleenp, rehn, hseigel
2016-04-29 22:40:51 -04:00
Ioi Lam
6526d15d6e 8150607: Clean up CompactHashtable
Refactored code, and added test cases for serviceability agent

Reviewed-by: jiangli, ccheung
2016-04-17 19:15:52 -07:00
Calvin Cheung
28edd79d64 8145221: Use trampolines for i2i and i2c entries in Methods that are stored in CDS archive
This optimization reduces the size of the RW region of the CDS archive. It also reduces the amount of pages in the RW region that are actually written into during runtime.

Co-authored-by: Ioi Lam <ioi.lam@oracle.com>
Co-authored-by: Goetz Lindenmaier <goetz.lindenmaier@sap.com>
Reviewed-by: dlong, iklam, jiangli
2016-04-07 22:03:04 -07:00
Joseph Provino
5cef85023b 8132524: Missing includes to resourceArea.hpp
Files that use ResourceMark are missing the include of resourceArea.hpp

Reviewed-by: tschatzl, jwilhelm
2016-04-04 12:57:48 -04:00
Jesper Wilhelmsson
b7ca1e57ee Merge 2016-03-23 23:36:29 +01:00
Alan Bateman
f30fc1c88b 8142968: Module System implementation
Initial integration of JEP 200, JEP 260, JEP 261, and JEP 282

Co-authored-by: Alex Buckley <alex.buckley@oracle.com>
Co-authored-by: Jonathan Gibbons <jonathan.gibbons@oracle.com>
Co-authored-by: Karen Kinnear <karen.kinnear@oracle.com>
Co-authored-by: Mandy Chung <mandy.chung@oracle.com>
Co-authored-by: Mark Reinhold <mark.reinhold@oracle.com>
Co-authored-by: Harold Seigel <harold.seigel@oracle.com>
Co-authored-by: Lois Foltan <lois.foltan@oracle.com>
Co-authored-by: Calvin Cheung <calvin.cheung@oracle.com>
Co-authored-by: Christian Tornqvist <christian.tornqvist@oracle.com>
Co-authored-by: Erik Joelsson <erik.joelsson@oracle.com>
Co-authored-by: George Triantafillou <george.triantafillou@oracle.com>
Co-authored-by: Igor Ignatyev <igor.ignatyev@oracle.com>
Co-authored-by: Ioi Lam <ioi.lam@oracle.com>
Co-authored-by: James Laskey <james.laskey@oracle.com>
Co-authored-by: Jean-Francois Denise <jean-francois.denise@oracle.com>
Co-authored-by: Jiangli Zhou <jiangli.zhou@oracle.com>
Co-authored-by: Markus Gronlund <markus.gronlund@oracle.com>
Co-authored-by: Serguei Spitsyn <serguei.spitsyn@oracle.com>
Co-authored-by: Staffan Larsen <staffan.larsen@oracle.com>
Co-authored-by: Sundararajan Athijegannathan <sundararajan.athijegannathan@oracle.com>
Reviewed-by: acorn, ccheung, coleenp, ctornqvi, dholmes, dsimms, gtriantafill, iklam, jiangli, mgronlun, mseledtsov, cjplummer, sspitsyn, stefank, twisti, hseigel, lfoltan, alanb, mchung, dfazunen
2016-03-17 19:04:01 +00:00
Robbin Ehn
28b1a5e7f4 8150015: Integrate TraceTime with Unified Logging more seamlessly
Reviewed-by: coleenp, dholmes
2016-03-15 14:41:07 +01:00
Max Ockner
5f9883ad73 8149995: TraceClassLoadingPreorder has been converted to Unified Logging
TraceClassLoadingPreorder has been converted to Unified Logging. Logging alias table now has extra columns to support multi-tag configurations.

Reviewed-by: iklam, coleenp
2016-03-14 15:06:49 -04:00
Rachel Protacio
92f9c27eec 8148630: Convert TraceStartupTime to Unified Logging
The former -XX:+TraceStartupTime flag has been converted to the UL option -Xlog:startuptime=info

Reviewed-by: coleenp, dholmes
2016-02-17 14:03:18 -05:00
Ioi Lam
4e9dd68311 8145593: Clean up metaspaceShared.cpp
Reviewed-by: jiangli
2016-01-04 13:57:34 -08:00
Ioi Lam
87b0df30ed 8140802: Clean up and refactor of class loading code for CDS
Reviewed-by: jiangli, acorn, coleenp
2015-08-18 11:27:23 -07:00
Nils Eliasson
3307d0f163 Merge 2015-11-06 11:34:03 +01:00
Tobias Hartmann
7af927f9c1 8141132: JEP 254: Compact Strings
Adopt a more space-efficient internal representation for strings.

Co-authored-by: Brent Christian <brent.christian@oracle.com>
Co-authored-by: Vivek Deshpande <vivek.r.deshpande@intel.com>
Co-authored-by: Charlie Hunt <charlie.hunt@oracle.com>
Co-authored-by: Vladimir Kozlov <vladimir.kozlov@oracle.com>
Co-authored-by: Roger Riggs <roger.riggs@oracle.com>
Co-authored-by: Xueming Shen <xueming.shen@oracle.com>
Co-authored-by: Aleksey Shipilev <aleksey.shipilev@oracle.com>
Co-authored-by: Sandhya Viswanathan <sandhya.viswanathan@intel.com>
Reviewed-by: alanb, bdelsart, coleenp, iklam, jiangli, jrose, kevinw, naoto, pliden, roland, smarks, twisti
2015-11-03 09:41:03 +01:00
Coleen Phillimore
fc03719078 8139203: Consistent naming for klass type predicates
8138923: Remove oop coupling with InstanceKlass subclasses

Renamed oop_is_instance and friends, removed the functions in oop that dug down into InstanceKlass.

Reviewed-by: jrose, lfoltan, stefank
2015-10-28 09:47:23 -04:00
Coleen Phillimore
5179fc3488 8139163: InstanceKlass::cast passes through NULL
Reduce raw (InstanceKlass*) casts and InstanceKlass::cast, which no long allows null

Reviewed-by: twisti, kbarrett
2015-10-26 13:11:36 -04:00
David Lindholm
5770f4eb32 8042893: compiler: PRAGMA_FORMAT_MUTE_WARNINGS_FOR_GCC needs to be removed from source files
8042894: runtime: PRAGMA_FORMAT_MUTE_WARNINGS_FOR_GCC needs to be removed from source files

Reviewed-by: goetz, brutisso
2015-10-09 09:42:33 +02:00
Coleen Phillimore
ac072b303d 8098821: Crash in system dictionary initialization with shared strings
Map string regions after the compressed class base is known

Co-authored-by: Mikhailo Seledtsov <mikhailo.seledtsov@oracle.com>
Reviewed-by: iklam, dcubed
2015-06-17 21:44:48 +00:00
Jiangli Zhou
edcd4cb94b 8015086: add interned strings to the shared archive
Support saving interned strings in shared CDS archive.

Reviewed-by: coleenp, iklam, pliden
2015-06-12 17:29:14 -04:00
Jesper Wilhelmsson
25c41c6094 Merge 2015-05-21 21:17:56 +02:00
Jungwoo Ha
c0fcbe951e 8075288: malloc without free in VM_PopulateDumpSharedSpace::doit()
Reviewed-by: dholmes, stuefe
2015-05-19 01:34:53 -04:00
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
Per Lidén
4dc240f785 8079792: GC directory structure cleanup
Reviewed-by: brutisso, stefank, david
2015-05-13 15:16:06 +02:00
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