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127 Commits

Author SHA1 Message Date
Serguei Spitsyn
f7c143cbb2 8073705: more performance issues in class redefinition 
Optimize the method pointer adjustments for prev klass versions and MNT

Reviewed-by: dcubed, coleenp
 2015-04-27 19:51:00 -07:00
Stefan Karlsson
5a66ebc90c 8077936: Remove the unused java_lang_invoke_CallSite::target_volatile 
Reviewed-by: vlivanov, jrose
 2015-04-17 10:46:41 +02:00
Vladimir Ivanov
f98a23137c 8057967: CallSite dependency tracking scales devastatingly poorly 
Reviewed-by: jrose, roland, plevart, shade
 2015-04-17 18:17:06 +03:00
Serguei Spitsyn
cc2bb40bf3 8067662: "java.lang.NullPointerException: Method name is null" from StackTraceElement.<init> 
Use method cpref and klass version to provide meaningful methods name in stacktraces

Reviewed-by: coleenp, dcubed
 2015-03-20 02:44:51 -07:00
Stefan Karlsson
4913ad5d7d 8072911: Remove includes of oop.inline.hpp from .hpp files 
Reviewed-by: brutisso, coleenp, jwilhelm, simonis, dholmes
 2015-02-13 14:37:35 +01:00
Coleen Phillimore
4151db8bfd 8042235: redefining method used by multiple MethodHandles crashes VM 
Note all MemberNames created on internal list for adjusting method entries.

Reviewed-by: sspitsyn, dcubed, lfoltan
 2014-11-19 13:02:11 -05:00
Aleksey Shipilev
f8712e7800 8059677: Thread.getName() instantiates Strings 
Reviewed-by: coleenp, dholmes, sla
 2014-11-13 01:57:09 +03:00
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
Coleen Phillimore
06cea98803 8048933: -XX:+TraceExceptions output should include the message 
Add the exception detail message to the tracing output

Reviewed-by: minqi, dholmes
 2014-07-09 22:37:48 -04:00
Coleen Phillimore
60ec6dfa0c 8047737: Move array component mirror to instance of java/lang/Class 
Add field in java.lang.Class for componentType to simplify oop processing in JVM

Reviewed-by: fparain, twisti
 2014-07-02 15:22:18 -04:00
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
Lois Foltan
5ff7186a1c 8041623: Solaris Studio 12.4 C++ 5.13, CHECK_UNHANDLED_OOPS use of class oop's copy constructor definitions causing error level diagnostic 
Fix several minor compilation issues with volatile oops for CHECK_UNHANDLED_OOPS support.

Reviewed-by: coleenp, hseigel
 2014-05-29 08:58:51 -04:00
Marcus Larsson
9efb17f38f 6664815: Eliminate redundant memcpy operation in jni_GetStringUTFRegion 
Added support for target buffer in as_utf8_string(), minor refactoring of as_utf8 and added some internal VM testing

Reviewed-by: coleenp, dsimms, sla, dholmes
 2014-04-03 14:54:42 +02:00
Coleen Phillimore
c8990959f2 8028497: SIGSEGV at ClassLoaderData::oops_do(OopClosure*, KlassClosure*, bool) 
Keep class in CLD::_klasses list and mirror created for CDS classes if OOM during restore_shareable_info(). This keeps pointers consistent for CMS.

Reviewed-by: ehelin, stefank, jmasa, iklam
 2014-04-08 13:58:38 -04:00
Per Lidén
4a4c0fce93 8029075: String deduplication in G1 
Implementation of JEP 192, http://openjdk.java.net/jeps/192

Reviewed-by: brutisso, tschatzl, coleenp
 2014-03-18 19:07:22 +01:00
Stefan Karlsson
ba2326e19f 8035648: Don't use Handle in java_lang_String::print 
Reviewed-by: coleenp, pliden
 2014-02-27 10:34:55 +01:00
Daniel D. Daugherty
41bce440a4 8019835: Strings interned in different threads equal but does not == 
Add -XX:+VerifyStringTableAtExit option and code to verify StringTable invariants.

Reviewed-by: rdurbin, sspitsyn, coleenp
 2013-09-18 07:02:10 -07:00
Serguei Spitsyn
4974d1aef2 7187554: JSR 292: JVMTI PopFrame needs to handle appendix arguments 
Restore the appendix argument after PopFrame() call

Reviewed-by: twisti, coleenp
 2013-08-06 16:33:59 -07:00
Eric Mccorkle
65405fd613 8014399: Remove JVM_SetProtectionDomain from hotspot 
JVM_SetProtectionDomain has been deprecated since 1.5 and is being removed

Reviewed-by: coleenp, hseigel
 2013-07-08 19:36:22 -04:00
Chris Hegarty
ae4642e749 Merge 2013-06-17 11:17:49 +01:00
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
Chris Hegarty
b22f700cdc Merge 2013-05-08 15:25:08 +01:00
Chris Hegarty
7040795490 Merge 2013-05-01 14:11:01 +01:00
Harold Seigel
2a692f80bf 8011773: Some tests on Interned String crashed JVM with OOM 
Instead of terminating the VM, throw OutOfMemoryError exceptions.

Reviewed-by: coleenp, dholmes
 2013-04-29 16:13:57 -04:00
Serguei Spitsyn
87f3086e13 8008511: JSR 292: MemberName vmtarget refs to methods must be updated at class redefinition 
Lazily create and maintain the MemberNameTable to be able to update MemberName's

Reviewed-by: coleenp, jrose, dholmes
 2013-04-20 04:07:08 -07:00
Sean Mullan
6ebc920e1e 8001330: Improve on checking order 
Reviewed-by: acorn, hawtin
 2013-04-05 10:18:36 -04:00
Christian Thalinger
6964a690ed 7198429: need checked categorization of caller-sensitive methods in the JDK 
Reviewed-by: kvn, jrose
 2013-03-25 17:13:26 -07:00
Karen Kinnear
706efde6df Merge 2013-01-21 16:11:24 -05:00
Coleen Phillimore
e508ba9b0b 7174978: NPG: Fix bactrace builder for class redefinition 
Remove Method* from backtrace but save version so redefine classes doesn't give inaccurate line numbers.  Removed old Merlin API with duplicate code.

Reviewed-by: dholmes, sspitsyn
 2013-01-17 13:40:31 -05:00
Stefan Karlsson
67fc68ea7f 8005590: java_lang_Class injected field resolved_constructor appears unused 
Reviewed-by: coleenp, dholmes
 2013-01-15 13:32:13 +01:00
Eric Mccorkle
be968245ec 8004728: Add hotspot support for parameter reflection 
Add hotspot support for parameter reflection

Reviewed-by: acorn, jrose, coleenp
 2013-01-08 14:01:36 -05:00
Yumin Qi
a5fbc1aa4d Merge 2012-12-24 11:46:38 -08:00
Joel Borggren-Franck
6ed6cb5375 8004823: Add VM support for type annotation reflection 
Reviewed-by: dholmes, coleenp
 2012-12-20 10:22:19 +01:00
Erik Helin
0ed52d16e2 8004661: Comment and function name java_lang_String::toHash is wrong 
Renamed to hash_code

Reviewed-by: dholmes, coleenp, brutisso
 2012-12-13 10:09:49 +01:00
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
Coleen Phillimore
ddec2a3aed Merge 2012-11-16 09:19:12 -05:00
Yumin Qi
f712e12f98 6830717: replay of compilations would help with debugging 
When java process crashed in compiler thread, repeat the compilation process will help finding root cause. This is done with using SA dump application class data and replay data from core dump, then use debug version of jvm to recompile the problematic java method.

Reviewed-by: kvn, twisti, sspitsyn
 2012-11-12 14:03:53 -08:00
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
Christian Thalinger
12901d0e5b 7023639: JSR 292 method handle invocation needs a fast path for compiled code 
6984705: JSR 292 method handle creation should not go through JNI

Remove assembly code for JDK 7 chained method handles

Co-authored-by: John Rose <john.r.rose@oracle.com>
Co-authored-by: Michael Haupt <michael.haupt@oracle.com>
Reviewed-by: jrose, twisti, kvn, mhaupt
 2012-07-24 10:51:00 -07:00
Staffan Larsen
cafacdf6dc Merge 2012-06-18 11:33:17 +02:00
Coleen Phillimore
55b09e7016 7158800: Improve storage of symbol tables 
Use an alternate version of hashing algorithm for symbol string tables and after a certain bucket size to improve performance

Reviewed-by: pbk, kamg, dlong, kvn, fparain
 2012-06-13 19:52:59 -04:00
Krystal Mok
529b370174 7174218: remove AtomicLongCSImpl intrinsics 
Reviewed-by: kvn, twisti
 2012-06-12 14:31:44 -07:00
Vladimir Kozlov
eb4a860bc3 6924259: Remove String.count/String.offset 
Allow a version of String class that doesn't have count and offset fields.

Reviewed-by: never, coleenp
 2012-05-14 09:36:00 -07:00
Tom Rodriguez
bf203dac41 7098528: crash with java -XX:+ExtendedDTraceProbes 
Reviewed-by: kvn
 2011-10-17 21:38:29 -07:00
Tom Rodriguez
e39ba1a5fe 7086585: make Java field injection more flexible 
Reviewed-by: jrose, twisti, kvn, coleenp
 2011-09-10 17:29:02 -07:00
Christian Thalinger
439b75eb12 7085860: JSR 292: implement CallSite.setTargetNormal and setTargetVolatile as native methods 
Reviewed-by: jrose, never
 2011-09-08 05:11:31 -07:00
Tom Rodriguez
32fd1b087d 7071307: MethodHandle bimorphic inlining should consider the frequency 
Reviewed-by: twisti, roland, kvn, iveresov
 2011-09-02 20:58:21 -07:00
David Holmes
536904f7d3 7046490: Preallocated OOME objects should obey Throwable stack trace protocol 
Update the OOME stacktrace to contain Throwable.UNASSIGNED_STACK when the backtrace is filled in

Reviewed-by: mchung, phh
 2011-07-22 00:29:01 -07:00
John R Rose
8df44305c7 7056328: JSR 292 invocation sometimes fails in adapters for types not on boot class path 
Reviewed-by: never
 2011-06-23 17:14:06 -07:00