never [Tue, 30 Sep 2008 11:56:01 -0700] rev 1403
6753795: HotSpot crash in strlen() when JVMTI is used
Summary: test for null instead of strlen
Reviewed-by: rasbold
never [Thu, 25 Sep 2008 12:50:51 -0700] rev 1402
6744783: HotSpot segfaults if given -XX options with an empty string argument
Reviewed-by: kamg, kvn
Contributed-by: volker.simonis@gmail.com
rasbold [Wed, 24 Sep 2008 15:56:36 -0700] rev 1401
6750588: assert(lrg._area >= 0,"negative spill area") running NSK stmp0101 test
Summary: handle NaN costs more carefully
Reviewed-by: kvn, never
kvn [Tue, 23 Sep 2008 12:29:06 -0700] rev 1400
6747051: Improve code and implicit null check generation for compressed oops
Summary: Push DecodeN node below the Null check to the non-null path to use the mach node without 0 test.
Reviewed-by: rasbold, never
never [Wed, 17 Sep 2008 12:59:52 -0700] rev 1399
6384206: Phis which are later unneeded are impairing our ability to inline based on static types
Reviewed-by: rasbold, jrose
rasbold [Wed, 17 Sep 2008 08:29:17 -0700] rev 1398
6711100: 64bit fastdebug server vm crashes with assert(_base == Int,"Not an Int")
Summary: insert CastII nodes to narrow type of load_array_length() node
Reviewed-by: never, kvn
apetrusenko [Wed, 24 Sep 2008 15:34:06 -0400] rev 1397
Merge
tonyp [Mon, 22 Sep 2008 09:56:49 -0400] rev 1396
6742641: G1: NullPointerException during GCOld
Summary: An update buffer is not processed correctly, which causes roots into the collection set not to be scanned and, hence, for the heap to be corrupted. The cause is that an object is accessed after it has been explicitly deleted, which causes a race.
Reviewed-by: jcoomes, ysr
apetrusenko [Wed, 17 Sep 2008 19:59:35 +0400] rev 1395
Merge
apetrusenko [Wed, 17 Sep 2008 16:49:18 +0400] rev 1394
Merge
jmasa [Thu, 04 Sep 2008 14:49:08 -0700] rev 1393
6743059: Error in spaceDecorator.cpp "optimized" build.
Summary: Changed the guard on the definition of the method value in HeapWord from ASSERT to not PRODUCT.
Reviewed-by: iveresov, apetrusenko
ysr [Wed, 27 Aug 2008 11:20:46 -0700] rev 1392
Merge
tonyp [Tue, 26 Aug 2008 00:46:03 -0400] rev 1391
6740930: G1: compilation failure with latest gcc
Summary: Include DB fix to resolve a compilation issue with the latest gcc.
Reviewed-by: iveresov, ysr
iveresov [Fri, 22 Aug 2008 11:48:25 -0700] rev 1390
6735416: G1: runThese javasoft.sqe.tests.lang.thrd011.thrd01101.thrd01101 fails
6622418: G1: assert(false,"Non-balanced monitor enter/exit!") fails
Summary: The mark-sweep compact (which we use for full gc) wrapper did not save the mark words for biased locked objects. The fix is to trivially call the appropriate methods.
Reviewed-by: tonyp, ysr
tonyp [Thu, 21 Aug 2008 23:38:19 -0400] rev 1389
Merge
tonyp [Thu, 21 Aug 2008 23:36:31 -0400] rev 1388
Merge
tonyp [Wed, 06 Aug 2008 11:57:31 -0400] rev 1387
6722565: G1: assert !r->is_on_unclean_list() fires
Summary: Under certain circumstances, two cleanup threads can claim and process the same region.
Reviewed-by: apetrusenko, ysr
iveresov [Wed, 30 Jul 2008 10:45:52 -0700] rev 1386
6652160: G1: assert(cur_used_bytes == _g1->recalculate_used(),"It should!") at g1CollectorPolicy.cpp:1425
Summary: In attempt_allocation_slow() wait for the concurrent cleanup to complete before modifying _summary_bytes_used.
Reviewed-by: jmasa, apetrusenko
iveresov [Thu, 10 Jul 2008 09:29:54 -0700] rev 1385
6723570: G1: assertion failure: p == current_top or oop(p)->is_oop(),"p is not a block start" (revisited!)
Summary: Fixed the incorrect assigment to G1OffsetTableContigSpace::_gc_time_stamp. Also added a little more paranoia to operations on a global timestamp.
Reviewed-by: tonyp
iveresov [Thu, 03 Jul 2008 03:17:29 -0700] rev 1384
6702387: G1: assertion failure: assert(p == current_top || oop(p)->is_oop(),"p is not a block start")
Summary: Do not coalesce dead and moved objects when removing self-forwarding pointers during the evacuation failure. Also fixed a issue in a BOT refinement code for TLABs.
Reviewed-by: tonyp, jcoomes
ysr [Tue, 01 Jul 2008 11:59:44 -0700] rev 1383
Merge
ysr [Mon, 30 Jun 2008 17:04:59 -0700] rev 1382
6618726: Introduce -XX:+UnlockExperimentalVMOptions flag
Summary: experimental() flags will protect features of an experimental nature that are not supported in the regular product build. Made UseG1GC an experimental flag.
Reviewed-by: jmasa, kamg, coleenp
ysr [Thu, 26 Jun 2008 11:43:34 -0700] rev 1381
6718811: Mismerge of 6680469:macro.cpp
Summary: Fixed the mismerge by deleting the lines that were inadvertently left in place.
Reviewed-by: iveresov
ysr [Tue, 24 Jun 2008 13:20:34 -0700] rev 1380
Merge
ysr [Mon, 23 Jun 2008 16:49:37 -0700] rev 1379
6718086: CMS assert: _concurrent_iteration_safe_limit update missed
Summary: Initialize the field correctly in ContiguousSpace's constructor and initialize() methods, using the latter for the survivor spaces upon initial construction or a subsequent resizing of the young generation. Add some missing Space sub-class constructors.
Reviewed-by: apetrusenko
ysr [Tue, 17 Jun 2008 08:40:48 -0700] rev 1378
Merge
ysr [Thu, 12 Jun 2008 14:02:35 -0700] rev 1377
Merge
ysr [Thu, 12 Jun 2008 13:50:55 -0700] rev 1376
Merge
iveresov [Wed, 11 Jun 2008 05:12:19 -0700] rev 1375
6710665: G1: guarantee(_cm->out_of_regions() && _cm->region_stack_empty() && _task_queue->size() == 0, ...)
Summary: Remove the incorrect assumptions from guarantee()s.
Reviewed-by: ysr, tonyp
ysr [Thu, 05 Jun 2008 15:57:56 -0700] rev 1374
6711316: Open source the Garbage-First garbage collector
Summary: First mercurial integration of the code for the Garbage-First garbage collector.
Reviewed-by: apetrusenko, iveresov, jmasa, sgoldman, tonyp, ysr
ysr [Wed, 27 Aug 2008 10:56:33 -0700] rev 1373
Merge
ysr [Tue, 26 Aug 2008 14:54:48 -0700] rev 1372
6722116: CMS: Incorrect overflow handling when using parallel concurrent marking
Summary: Fixed CMSConcMarkingTask::reset() to store the restart address upon a marking stack overflow and to use it as the base, suitably aligned, for restarting the scan in CMSConcMarkingTask::do_scan_and_mark().
Reviewed-by: jcoomes, tonyp