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185 commits

Author SHA1 Message Date
Claes Redestad
58a5910393 8239347: Refactor Symbol to make _length a standalone field again 
Reviewed-by: iklam, coleenp
 2020-02-20 13:18:30 +01:00
Frederic Parain
9886cb401c 8237767: Field layout computation overhaul 
Reviewed-by: dholmes, coleenp, lfoltan, shade
 2020-02-10 09:49:12 -05:00
Ioi Lam
d5bdb76e84 8236236: Eliminate CDS md region and consolidate c++ vtable patching code 
Reviewed-by: ccheung
 2020-01-22 11:52:27 -08:00
Smita Kamath
995da6eb2a 8167065: Add intrinsic support for double precision shifting on x86_64 
Reviewed-by: kvn
 2019-12-23 14:42:21 -08:00
Daniel D. Daugherty
b10495d436 8230876: baseline cleanups from Async Monitor Deflation v2.0[789] 
Reviewed-by: dholmes, kvn
 2019-11-20 09:10:02 -05:00
Ioi Lam
5678f98a9e 8231610: Relocate the CDS archive if it cannot be mapped to the requested address 
Reviewed-by: jiangli, coleenp, ccheung
 2019-11-13 16:36:54 -08:00
Leo Korinth
1fc67ab002 8232365: Implementation for JEP 363: Remove the Concurrent Mark Sweep (CMS) Garbage Collector 
Reviewed-by: kbarrett, tschatzl, erikj, coleenp, dholmes
 2019-11-13 11:37:29 +01:00
David Holmes
1d50b2761c 8229516: Thread.isInterrupted() always returns false after thread termination 
Reviewed-by: dnsimon, sspitsyn, dcubed, alanb
 2019-11-03 18:02:29 -05:00
Mark Reinhold
d83df45396 8232080: jlink plugins for vendor information and run-time options 
Reviewed-by: ihse, alanb, kvn, bobv, mchung
 2019-10-29 08:26:55 -07:00
Daniil Titov
7306526835 8170299: Debugger does not stop inside the low memory notifications code 
Reviewed-by: sspitsyn, dholmes
 2019-10-08 09:13:08 -07:00
Tobias Hartmann
a4b46ccc23 8229496: SIGFPE (division by zero) in C2 OSR compiled method 
Adding a CastNode to keep the dependency between the div/mod operation and the zero check.

Reviewed-by: roland, mdoerr
 2019-09-05 13:56:17 +02:00
Daniel D. Daugherty
9b992ead1e 8230184: rename, whitespace, indent and comments changes in preparation for lock free Monitor lists 
Reviewed-by: kbarrett, dholmes
 2019-08-28 10:56:50 -04:00
Stefan Karlsson
a3d6be2b2d 8229838: Rename markOop files to markWord 
Reviewed-by: dholmes, rehn
 2019-08-19 11:30:03 +02:00
Shravya Rukmannagari
793585b494 8225625: AES Electronic Codebook (ECB) encryption and decryption optimization using AVX512 + VAES instructions 
AES-ECB encryption and decryption optimization for x86_64 architectures supporting AVX3+VAES

Co-authored-by: Smita Kamath <smita.kamath@intel.com>
Reviewed-by: kvn, valeriep
 2019-08-16 14:42:50 -07:00
Stefan Karlsson
ae5615c614 8229258: Rework markOop and markOopDesc into a simpler mark word value carrier 
Reviewed-by: rkennke, coleenp, kbarrett, dcubed
 2019-08-06 10:48:21 +02:00
Coleen Phillimore
04b98fd1df 8222446: assert(C->env()->system_dictionary_modification_counter_changed()) failed: Must invalidate if TypeFuncs differ 
Remove SystemDictionary::modification_counter optimization

Reviewed-by: dlong, eosterlund
 2019-07-10 07:58:24 -04:00
Coleen Phillimore
7235c5b0e2 8224151: Test vmTestbase/nsk/sysdict/vm/stress/chain/chain007/chain007.java might hang with release binaries 
Fix deadlock on ClassLoaderDataGraph_lock and g1 clear_claimed_marks.

Reviewed-by: tschatzl, lfoltan, eosterlund
 2019-06-06 15:09:17 -04:00
Vladimir Ivanov
e72bfe15ad 8223213: Implement fast class initialization checks on x86-64 
Reviewed-by: kvn, redestad, dholmes, mdoerr, coleenp
 2019-05-30 13:39:13 +03:00
Robbin Ehn
1645161cad 8223306: Remove threads linked list (use ThreadsList's array in SA) 
Reviewed-by: coleenp, dholmes, dcubed
 2019-05-21 10:34:57 +02:00
Stefan Karlsson
5a8ba256df 8223136: Move compressed oops functions to CompressedOops class 
Reviewed-by: coleenp, lkorinth
 2019-05-09 14:26:03 +02:00
Sandhya Viswanathan
707c30fae6 8222074: Enhance auto vectorization for x86 
Reviewed-by: kvn, vlivanov
 2019-05-07 13:33:27 -07:00
Daniel D. Daugherty
baf1349a2f 8222295: more baseline cleanups from Async Monitor Deflation project 
Reviewed-by: coleenp, acorn, dholmes
 2019-04-24 10:20:25 -04:00
Lois Foltan
4f2478e234 8222502: Replace 19,20 case alternatives with JVM_CONSTANT_Module/Package names 
Add JVM_CONSTANT_Module and JVM_CONSTANT_Package to classfile_constants.h

Reviewed-by: coleenp, hseigel
 2019-04-23 07:05:38 -04:00
Stefan Karlsson
2370adc703 8220343: Move scavenge_root_nmethods from shared code 
Reviewed-by: kvn, eosterlund
 2019-03-14 09:15:51 +01:00
Pengfei Li
1dc7271eca 8214922: Add vectorization support for fmin/fmax 
Reviewed-by: adinn, roland
 2019-03-07 02:39:06 +00:00
Stefan Karlsson
5f5c6362d9 8218734: SA: Incorrect and raw loads of OopHandles 
Reviewed-by: eosterlund, coleenp, jgeorge
 2019-02-19 10:02:42 +01:00
Yasumasa Suenaga
67dfadfcc2 8217845: SA should refer const values for JVMFlag from HotSpot 
Reviewed-by: sspitsyn, jgeorge
 2019-02-05 14:24:29 +09:00
Pengfei Li
556d79b518 8212043: Add floating-point Math.min/max intrinsics 
Floating-point Math.min() and Math.max() intrinsics are enabled on AArch64 platform

Reviewed-by: adinn, aph
 2018-12-18 16:50:35 +00:00
Erik Österlund
50ffeaa507 8213209: [REDO] Allow Klass::_subklass and _next_sibling to have unloaded classes 
Reviewed-by: coleenp, dlong
 2018-11-30 15:29:19 +01:00
Ioi Lam
147fc3ed13 8213346: Re-implement shared dictionary using CompactHashtable 
Reviewed-by: jiangli
 2018-11-07 19:40:27 -08:00
Harold Seigel
221005a3d4 8209138: Symbol constructor uses u1 as the element type of its name argument 
Maske u1 the type for Symbol values and add a function to return it as a char.

Reviewed-by: dholmes, coleenp
 2018-10-03 09:46:46 -04:00
Coleen Phillimore
7ef28cb2bc 8209645: Split ClassLoaderData and ClassLoaderDataGraph into separate files 
Reviewed-by: iklam, stuefe
 2018-09-28 16:07:39 -04:00
Coleen Phillimore
3559b6be76 8209958: Clean up duplicate basic array type statics in Universe 
Reviewed-by: lfoltan, zgu
 2018-08-28 18:17:01 -04:00
Kim Barrett
e1059f1301 8209976: Improve iteration over non-JavaThreads 
Add NonJavaThread and move NamedThread iteration to new class.

Reviewed-by: eosterlund, coleenp, rkennke
 2018-08-28 16:04:54 -04:00
Ioi Lam
73951ab5d9 8209657: Refactor filemap.hpp to simplify integration with Serviceability Agent 
Added src/hotspot/share/include/cds.h

Reviewed-by: ccheung, sspitsyn, jgeorge
 2018-08-17 13:53:53 -07:00
Lois Foltan
75ed173e15 8209301: JVM rename is_anonymous, host_klass to unsafe specific terminology ahead of Unsafe.defineAnonymousClass deprecation 
Clean up VM anonymous class terminology.

Reviewed-by: coleenp, dholmes, mchung
 2018-08-20 08:25:57 -04:00
Gerard Ziemski
b75805c1a5 8195100: Use a low latency hashtable for SymbolTable 
Used concurrentHashTable, similar to stringTable

Reviewed-by: coleenp, kbarrett, iklam, pliden
 2018-08-14 18:42:14 -05:00
Ioi Lam
1b2e7cbaef 8208999: Some use of Klass* should be replaced by InstanceKlass* 
Klass::java_super() => InstanceKlass*; InstanceKlass::{local,transitive}_interfaces() => Array<InstanceKlass*>*

Reviewed-by: coleenp, hseigel
 2018-08-07 15:45:07 -07:00
Coleen Phillimore
39dd04b953 8207359: Make SymbolTable increment_refcount disallow zero 
Use cmpxchg for non permanent symbol refcounting, and pack refcount and length into an int.

Reviewed-by: gziemski, kbarrett, iklam
 2018-07-20 14:52:11 -04:00
Smita Kamath
3feaefd75f 8205528: Base64 encoding algorithm using AVX512 instructions 
Reviewed-by: kvn, psandoz
 2018-06-27 20:21:42 -07:00
Volker Simonis
79a09bd98b 8204965: Fix '--disable-cds' and disable CDS on AIX by default 
Reviewed-by: erikj, jiangli, stuefe, dholmes
 2018-06-19 09:43:53 +02:00
Roland Westrelin
97dd8bf743 8203197: C2: consider all paths in loop body for loop predication 
Reviewed-by: kvn, neliasso
 2018-06-19 09:08:39 +02:00
Roland Westrelin
724e41cbb6 8204240: Extend MDO to allow more reasons to be recorded per bci 
Reviewed-by: kvn, neliasso
 2018-06-11 15:28:24 +02:00
Per Lidén
e7af7a4aef 8204210: Implementation: JEP 333: ZGC: A Scalable Low-Latency Garbage Collector (Experimental) 
Co-authored-by: Stefan Karlsson <stefan.karlsson@oracle.com>
Co-authored-by: Erik Osterlund <erik.osterlund@oracle.com>
Co-authored-by: Mikael Gerdin <mikael.gerdin@oracle.com>
Co-authored-by: Kim Barrett <kim.barrett@oracle.com>
Co-authored-by: Nils Eliasson <nils.eliasson@oracle.com>
Co-authored-by: Rickard Backman <rickard.backman@oracle.com>
Co-authored-by: Roland Westrelin <rwestrel@redhat.com>
Co-authored-by: Coleen Phillimore <coleen.phillimore@oracle.com>
Co-authored-by: Robbin Ehn <robbin.ehn@oracle.com>
Co-authored-by: Gerard Ziemski <gerard.ziemski@oracle.com>
Co-authored-by: Hugh Wilkinson <hugh.wilkinson@intel.com>
Co-authored-by: Sandhya Viswanathan <sandhya.viswanathan@intel.com>
Co-authored-by: Bill Wheeler <bill.npo.wheeler@intel.com>
Co-authored-by: Vinay K. Awasthi <vinay.k.awasthi@intel.com>
Co-authored-by: Yasumasa Suenaga <yasuenag@gmail.com>
Reviewed-by: pliden, stefank, eosterlund, ehelin, sjohanss, rbackman, coleenp, ihse, jgeorge, lmesnik, rkennke
 2018-06-12 17:40:28 +02:00
Robbin Ehn
66f8951e15 8195097: Make it possible to process StringTable outside safepoint 
Reviewed-by: coleenp, gziemski, iklam, jiangli
 2018-06-07 14:11:56 +02:00
Thomas Stuefe
8f71718566 8176808: Split up metaspace.cpp 
Reviewed-by: asiebenborn, coleenp
 2018-05-21 11:33:59 +02:00
Erik Gahlin
a060be188d 8199712: Flight Recorder 
Co-authored-by: Markus Gronlund <markus.gronlund@oracle.com>
Reviewed-by: coleenp, ihse, erikj, dsamersoff, mseledtsov, egahlin, mgronlun
 2018-05-15 20:24:34 +02:00
Gerard Ziemski
edc81d17e1 8202150: [REDO] Split globals.hpp to factor out the Flag class 
Factored out Flag out go globals, renamed to JVMFlag

Reviewed-by: coleenp, dholmes, kvn
 2018-04-26 11:19:05 -05:00
Jini George
ccc74fdd60 8174994: SA: clhsdb printmdo throws WrongTypeException when attached to a process with CDS 
Read in the md region of the CDS archive in SA and map the vtable addresses to the corresponding metadata type.

Reviewed-by: iklam, coleenp, ysuenaga, dholmes
 2018-04-26 12:25:36 +05:30
Roland Westrelin
93691571bc 8200303: C2 should leverage profiling for lookupswitch/tableswitch 
Reviewed-by: kvn, thartmann
 2018-04-24 15:07:20 -07:00