748 Commits

Author SHA1 Message Date
Erik Osterlund
c2a4574760 7143664: Clean up OrderAccess implementations and usage
Clarify and correct the abstract model for memory barriers provided by the orderAccess class. Refactor the implementations using template specialization to allow the bulk of the code to be shared, with platform specific customizations applied as needed.

Reviewed-by: acorn, dcubed, dholmes, dlong, goetz, kbarrett, sgehwolf
2015-03-03 19:20:26 -05:00
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
Joseph Provino
67fb17a658 8067891: Remove vestigal G1SATBCT barrier set kind
Remove all case statements specifying G1SATBCT

Reviewed-by: tschatzl, kbarrett
2015-03-23 12:18:20 +01:00
Kim Barrett
40d3986051 8069016: Add BarrierSet downcast support
Add FakeRttiSupport utility and use to provide barrier_set_cast.

Reviewed-by: jmasa, sangheki
2015-02-27 19:52:48 -05:00
Jesper Wilhelmsson
5c18821ea5 Merge 2015-02-19 12:56:50 +01:00
Jesper Wilhelmsson
d7f5fccbc6 Merge 2015-02-16 21:24:39 +01:00
Daniel D. Daugherty
a9e28164eb 8061553: Contended Locking fast enter bucket
JEP-143/JDK-8061553 Contended Locking fast enter bucket

Co-authored-by: Dave Dice <dave.dice@oracle.com>
Co-authored-by: Karen Kinnear <karen.kinnear@oracle.com>
Reviewed-by: dholmes, acorn
2015-02-13 10:01:42 -08:00
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
Paul Sandoz
c002e71565 8068977: Remove unused sun.misc.Unsafe prefetch intrinsic support
Reviewed-by: kvn, vlivanov
2015-02-10 21:32:05 +01:00
Jesper Wilhelmsson
ad23789419 Merge 2015-02-05 12:23:29 +01:00
Christian Tornqvist
edbc932bc7 Merge 2015-02-04 18:22:46 -08:00
Joseph Provino
00d9c7a2d1 8071805: BarrierSet::Other is not used and should be removed
Remove all occurences of BarrierSet::Other because the barrier set kind is never set to Other.

Reviewed-by: tschatzl, kbarrett
2015-02-04 10:18:28 -05:00
Frederic Parain
788217a445 8068655: frame::safe_for_sender() computes incorrect sender_sp value for interpreted frames
Reviewed-by: dcubed, coleenp, bdelsart
2015-02-02 18:20:14 +01:00
Dean Long
fb0b5b0159 Merge 2015-01-27 13:58:55 -05:00
Dean Long
eb08f7cb70 Merge 2015-01-22 18:23:54 -05:00
Kim Barrett
826e1b9739 8069230: Remove unused G1PostBarrierStub::byte_map_base and friends
Reviewed-by: brutisso, tschatzl
2015-01-21 19:36:18 +01:00
Zoltan Majo
e559c17954 8059606: Enable per-method usage of CompileThresholdScaling (per-method compilation thresholds)
Changed interpreter and compilation policies to allow using CompileThresholdScaling on a per-method level

Reviewed-by: jrose, kvn
2015-01-21 10:51:35 +01:00
Tobias Hartmann
21e2e5ffc0 8069580: String intrinsic related cleanups
Small cleanup of string intrinsic related code.

Reviewed-by: kvn, roland
2015-01-22 09:07:41 +01:00
Bill Pittore
304b59b0c8 8081202: Hotspot compile warning: "Invalid suffix on literal; C++11 requires a space between literal and identifier"
Need to add a space between macro identifier and string literal

Reviewed-by: stefank, dholmes, kbarrett
2015-06-24 12:12:25 -04:00
Roland Westrelin
3b3dd985de 8063086: Math.pow yields different results upon repeated calls
C2 treats x^2 as a special case and computes x * x while the interpreter and c1 don't have special case code for X^2.

Reviewed-by: kvn
2015-01-07 16:40:02 +01:00
Igor Veresov
5af5b25f98 8066900: Array Out Of Bounds Exception causes variable corruption
Fix FP registers save/restore during exception handling

Reviewed-by: kvn, vlivanov
2014-12-09 12:25:38 -08:00
Daniel D. Daugherty
fbf10d39fa Merge 2015-02-06 10:40:04 -08:00
Jaroslav Bachorik
48639428ce 8068976: Remove JSDT implementation
Reviewed-by: sla, mchung, dholmes
2015-01-12 14:05:16 +01:00
Yumin Qi
9767fa7cb2 Merge 2014-12-03 20:32:33 -08:00
Vladimir Kempik
4e46878062 8058935: CPU detection gives 0 cores per cpu, 2 threads per core in Amazon EC2 environment
Reviewed-by: kvn, dsamersoff
2014-12-01 18:22:45 +04:00
David Chase
f454e5e02c Merge 2014-11-13 11:35:15 -05:00
Jesper Wilhelmsson
c72d5c48e2 Merge 2014-11-13 12:29:09 +01:00
David Chase
fbe3993153 Merge 2014-11-07 13:58:52 -05:00
Daniel D. Daugherty
d7ec650456 8062851: cleanup ObjectMonitor offset adjustments
JEP-143/JDK-8046133 - cleanup computation of ObjectMonitor field pointers

Reviewed-by: dholmes, redestad, coleenp
2014-11-06 13:05:14 -08:00
Martin Doerr
d4fc9133ab 8062950: Bug in locking code when UseOptoBiasInlining is disabled: assert(dmw->is_neutral()) failed: invariant
Reviewed-by: dholmes, kvn
2014-11-05 16:28:11 +01:00
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
Jesper Wilhelmsson
b59b80b068 Merge 2014-11-03 15:53:48 +01:00
Bengt Rutisson
4601eb634a 8061308: Remove iCMS
Reviewed-by: mgerdin, jmasa
2014-10-31 09:10:51 +01:00
Erik Osterlund
a324ff0f31 8058255: Native jbyte Atomic::cmpxchg for supported x86 platforms
Use the native cmpxchgb instruction on x86.

Reviewed-by: dholmes, kbarrett, phh
2014-10-21 15:07:25 +02:00
Jesper Wilhelmsson
2616e09389 Merge 2014-11-17 21:32:32 +01:00
Stefan Karlsson
692dbfd02d 8062808: Turn on the -Wreturn-type warning
Reviewed-by: mgerdin, tschatzl, coleenp, jrose, kbarrett
2014-11-12 13:55:59 +01:00
Daniel D. Daugherty
f1ab0fae73 8049737: Contended Locking reorder and cache line bucket
JEP-143/JDK-8046133 - optimization  - reorder and cache line bucket.

Co-authored-by: Dave Dice <dave.dice@oracle.com>
Co-authored-by: Karen Kinnear <karen.kinnear@oracle.com>
Reviewed-by: shade, dice, dholmes, dsimms
2014-10-14 10:32:12 -07:00
Tobias Hartmann
ea755702aa 8059468: Fix PrintCodeCache output changed by JDK-8059137
Change output of PrintCodeCache to print "CodeCache" instead of "Code Cache" and change name of non-method code heap to non-nmethod code heap.

Reviewed-by: vlivanov, anoll
2014-09-30 15:44:43 +02:00
Volker Simonis
a1628426d3 8058345: Refactor native stack printing from vmError.cpp to debug.cpp to make it available in gdb as well
Also fix stack trace on x86 to enable walking of runtime stubs and native wrappers

Reviewed-by: kvn
2014-09-24 12:19:07 -07:00
Tobias Hartmann
cd01de591a 8015774: Add support for multiple code heaps
Support for segmentation of the code cache. Separate code heaps are created and used to store code of different types.

Reviewed-by: kvn, iveresov, roland, anoll, egahlin, sla
2014-09-17 08:00:07 +02:00
Tobias Hartmann
dd6285d984 8048721: -XX:+PrintCompilation prints negative bci for non entrant OSR methods
Removed 'InvalidOSREntryBci' and checking nmethod::_state instead to determine if an osr method is non-entrant.

Reviewed-by: kvn, vlivanov, drchase
2014-09-15 08:08:22 +02:00
Aleksey Shipilev
13329b5040 8050147: StoreLoad barrier interferes with stack usages
Reviewed-by: jrose, kvn, drchase
2014-09-04 13:11:25 +04:00
Vladimir Kozlov
44d1787a26 8059139: It should be possible to explicitly disable usage of TZCNT instr w/ -XX:-UseBMI1Instructions
Reviewed-by: iveresov
2014-10-17 15:35:25 -07:00
Vladimir Kozlov
b9e949183d 8055494: Add C2 x86 intrinsic for BigInteger::multiplyToLen() method
Add new C2 intrinsic for BigInteger::multiplyToLen() on x86 in 64-bit VM.

Reviewed-by: roland
2014-09-02 12:48:45 -07:00
Vladimir Kozlov
f813683519 8055069: TSX and RTM should be deprecated more strongly until hardware is corrected
Require to specify UnlockExperimentalVMOptions flag together with UseRTMLocking flag on un-patched systems where CPUID allows it but is unsupported otherwise.

Reviewed-by: iveresov, fzhinkin
2014-08-22 12:03:49 -07:00
Coleen Phillimore
cafb36661d 8003426: Remove UseFastAccessors and UseFastEmptyMethods except for zero
These options have been long disabled in Xmixed mode because they prevent these small methods from being inlined and are subject to bit rot, and we don't need more macro assembler code to maintain and change if the constant pool cache format changes.

Reviewed-by: simonis, kvn
2014-08-12 10:48:55 -04:00
Zhengyu Gu
8a690a1250 6424123: JVM crashes on failed 'strdup' call
Calling os::malloc()/os::strdup() and new os::strdup_check_oom() instead of ::malloc()/::strdup() for native memory tracking purpose

Reviewed-by: coleenp, ctornqvi, kvn
2014-08-11 10:18:09 -07:00
Vladimir Kozlov
7764490363 8052081: Optimize generated by C2 code for Intel's Atom processor
Allow to execute vectorization and crc32 optimization on Atom. Enable UseFPUForSpilling by default on x86.

Reviewed-by: roland
2014-08-05 15:02:10 -07:00
Coleen Phillimore
e051932425 Merge 2014-07-18 11:22:49 -04:00
Coleen Phillimore
3f0a945468 8004128: NPG: remove stackwalking in Threads::gc_prologue and gc_epilogue code
Remove bcx and mdx handling.  We no longer have to convert bytecode pointers to indices for GC since Methods aren't moved.

Reviewed-by: mgerdin, kvn
2014-07-17 15:45:46 -04:00