55 Commits

Author SHA1 Message Date
Lois Foltan
5f8b5ceaee 8067480: Crash in klassItable::initialize_itable_for_interface when running vm.runtime.defmeth.StaticMethodsTest
A static method should be skipped in entirety by find_instance_method(), searching should continue to find an overpass method of the same name and signature if present.

Reviewed-by: acorn, hseigel
2015-01-23 09:54:33 -05:00
Lois Foltan
edc10143cb 8036805: Correct linker method lookup
Correct handling of array of primitive type qualifiers during field and method resolution.

Reviewed-by: acorn, hseigel, ahgross
2014-05-07 19:38:22 +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
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
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
fb62773268 8042737: Introduce umbrella header prefetch.inline.hpp
Reviewed-by: twisti, stefank
2014-05-08 15:37:17 +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
Lois Foltan
8c36d0cd2b 8033150: invokestatic: IncompatibleClassChangeError trying to invoke static method from a parent in presence of conflicting defaults
A static method should be preferred during method resolution over an overpass, search the current class as well as its superclasses.

Reviewed-by: acorn, coleenp, kamg
2014-04-14 14:27:45 -04:00
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
Stefan Karlsson
959bdfb211 8035746: Add missing Klass::oop_is_instanceClassLoader() function
Reviewed-by: mgerdin, coleenp
2014-02-27 10:36:50 +01:00
Coleen Phillimore
4ab0b2732c 8027146: Class loading verification failure if GC occurs in Universe::flush_dependents_on
Remove search in system dictionary and hacks, replace with verifying in CLD::_klasses list.

Reviewed-by: dcubed, acorn
2014-02-15 13:03:38 -05:00
David Chase
222c735458 8014013: CallInfo structure no longer accurately reports the result of a LinkResolver operation
Enhance method resolution and resulting data structures, plus some refactoring.

Reviewed-by: twisti, acorn, jrose
2013-09-13 22:38:02 -04:00
Lois Foltan
fca9e37c80 8021954: VM SIGSEGV during classloading on MacOS; hs_err_pid file produced
Declare all user-defined operator new()s within Hotspot code with the empty throw() exception specification

Reviewed-by: coleenp, twisti, dholmes, hseigel, dcubed, kvn, ccheung
2013-08-29 18:56:29 -04:00
Jon Masamitsu
892e74a87e Merge 2013-08-22 11:13:17 -07:00
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
Stefan Karlsson
8fc3bf8715 8023227: Enhance layout_helper_log2_element_size assert
Reviewed-by: mgerdin, jmasa
2013-08-19 13:44:13 +02:00
Jiangli Zhou
b454ece6d7 7133260: AllocationProfiler uses space in metadata and doesn't seem to do anything useful
Remove -Xaprof and Klass::_alloc_count & ArrayKlass::_alloc_size.

Reviewed-by: stefank, coleenp
2013-07-03 17:26:59 -04:00
Coleen Phillimore
39a1c1d6c2 8016325: JVM hangs verifying system dictionary
Minimize redundant verifications of Klasses.

Reviewed-by: hseigel, jmasa
2013-06-24 18:55:46 -04:00
Coleen Phillimore
6ed8c8fcea 8003421: NPG: Move oops out of InstanceKlass into mirror
Inject protection_domain, signers, init_lock into java_lang_Class

Reviewed-by: stefank, dholmes, sla
2013-05-22 14:37:49 -04:00
Coleen Phillimore
7a409b13e0 8005056: NPG: Crash after redefining java.lang.Object
Need to walk array class vtables replacing old methods too if j.l.o redefined

Reviewed-by: sspitsyn, dcubed, ctornqvi
2013-05-13 15:37:08 -04:00
Yumin Qi
c6aa9c656f 8003557: NPG: Klass* const k should be const Klass* k
With NPG, const KlassOop klass which is in fact a definition converted to Klass* const, which is not the original intention. The right usage is converting them to const Klass*.

Reviewed-by: coleenp, kvn
2013-05-10 08:27:30 -07:00
Coleen Phillimore
addd95f165 8003553: NPG: metaspace objects should be zeroed in constructors
Zero metadata in constructors, not in allocation (and some in constructors)

Reviewed-by: jmasa, sspitsyn
2013-03-08 11:47:57 -05:00
Bill Pittore
9cad40fca6 Merge 2013-02-07 16:05:48 -05:00
Jiangli Zhou
7cadb57785 Merge 2013-02-01 15:25:37 -05:00
Ioi Lam
93b845e21b 6479360: PrintClassHistogram improvements
Jcmd <pid> GC.class_stats (UnlockDiagnosticVMOptions)

Reviewed-by: coleenp, hseigel, sla, acorn
2013-01-25 15:06:18 -05:00
Ioi Lam
27c881b2fb 8006280: Need to reorder metadata structures to reduce size (64-bit)
Reordered Klass, InstanceKlass and Method to save 8 bytes each

Reviewed-by: coleenp, jiangli
2013-01-24 10:57:38 -08:00
Joseph Provino
698fba94ef 8005915: Unify SERIALGC and INCLUDE_ALTERNATE_GCS
Rename INCLUDE_ALTERNATE_GCS to INCLUDE_ALL_GCS and replace SERIALGC with INCLUDE_ALL_GCS.

Reviewed-by: coleenp, stefank
2013-01-23 13:02:39 -05:00
Coleen Phillimore
54bbf614e8 8004883: NPG: clean up anonymous class fix
Add klass_holder() to return either mirror or class_loader depending on if the class is anonymous or not.

Reviewed-by: stefank, jrose
2012-12-12 11:39:29 -05:00
Coleen Phillimore
7aa43fc5d8 8000662: NPG: nashorn ant clean test262 out-of-memory with Java heap
Add ClassLoaderData object for each anonymous class with metaspaces to allocate in.

Reviewed-by: twisti, jrose, stefank
2012-11-29 16:50:29 -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
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
Bengt Rutisson
f695b75d78 4988100: oop_verify_old_oop appears to be dead
Removed oop_verify_old_oop and allow_dirty. Also reviewed by: alexlamsl@gmail.com

Reviewed-by: jmasa, jwilhelm
2012-04-16 08:57:18 +02:00
Bengt Rutisson
a6d84bc811 7156764: Remove unused size parameter from some CollectedHeap methods
Some minor cleanups

Reviewed-by: tonyp, jwilhelm
2012-03-27 10:29:59 +02:00
Rickard Backman
ec891da5a7 7130476: Remove use of #ifdef TRACE_DEFINE_KLASS_TRACE_ID from klass.hpp
Reviewed-by: kamg, phh, dsamersoff
2012-01-24 14:48:22 +01:00
Paul Hohensee
8efd785f67 Merge 2012-01-11 17:58:26 -05:00
Markus Gronlund
007126d010 7115199: Add event tracing hooks and Java Flight Recorder infrastructure
Added a nop tracing infrastructure, JFR makefile changes and other infrastructure used only by JFR.

Reviewed-by: acorn, sspitsyn
2012-01-11 17:34:02 -05:00
Stefan Karlsson
e057d60ca1 7118863: Move sizeof(klassOopDesc) into the *Klass::*_offset_in_bytes() functions
Moved sizeof(klassOopDesc), changed the return type to ByteSize and removed the _in_bytes suffix.

Reviewed-by: never, bdelsart, coleenp, jrose
2011-12-07 11:35:03 +01:00
Tom Rodriguez
6e8a263a06 7017732: move static fields into Class to prepare for perm gen removal
Reviewed-by: kvn, coleenp, twisti, stefank
2011-03-18 16:00:34 -07:00
Coleen Phillimore
7b4f8073f0 6990754: Use native memory and reference counting to implement SymbolTable
Move symbols from permgen into C heap and reference count them

Reviewed-by: never, acorn, jmasa, stefank
2011-01-27 16:11:27 -08:00
Stefan Karlsson
8006fe8f75 6989984: Use standard include model for Hospot
Replaced MakeDeps and the includeDB files with more standardized solutions.

Reviewed-by: coleenp, kvn, kamg
2010-11-23 13:22:55 -08:00
Bob Vandette
b95c7e9523 6953477: Increase portability and flexibility of building Hotspot
A collection of portability improvements including shared code support for PPC, ARM platforms, software floating point, cross compilation support and improvements in error crash detail.

Reviewed-by: phh, never, coleenp, dholmes
2010-08-03 08:13:38 -04:00
Erik Trimble
ba7c173659 6941466: Oracle rebranding changes for Hotspot repositories
Change all the Sun copyrights to Oracle copyright

Reviewed-by: ohair
2010-05-27 19:08:38 -07:00
John R Rose
fdbb64ef71 6912062: disassembler plugin needs to produce symbolic information in product mode
More informative disassembly in product mode.  Also, a more consistent CompileCommand syntax.

Reviewed-by: never
2010-01-08 13:47:01 -08:00
John R Rose
2134a92922 6815692: method handle code needs some cleanup (post-6655638)
Correctly raise exceptions, support safe bitwise "raw" conversions, fix bugs revealed by VerifyMethodHandles, remove dead code, improve debugging support

Reviewed-by: never, twisti
2009-10-17 19:51:05 -07:00
Erik Trimble
8d6035660e Merge 2009-03-12 18:16:36 -07:00
Xiomara Jayasena
2be2e027b0 6814575: Update copyright year
Update copyright for files that have been modified in 2009, up to 03/09

Reviewed-by: katleman, tbell, ohair
2009-03-09 13:28:46 -07:00
Christian Thalinger
05d1de7727 6810672: Comment typos
I have collected some typos I have found while looking at the code.

Reviewed-by: kvn, never
2009-02-27 13:27:09 -08:00
Jon Masamitsu
c2ff9781c7 6692899: CMS: many vm.parallel_class_loading tests fail with assert "missing Printezis mark"
The CMS concurrent precleaning and concurrent marking phases should work around classes that are undergoing redefinition.

Reviewed-by: ysr, dcubed
2009-01-11 16:58:24 -08:00