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634 Commits

Author SHA1 Message Date
Coleen Phillimore
c8da21faa9 6805748: Assertion "don't reset to 0 -- could be mistaken for never-executed" in CompilationPolicy 
Resetting the invocation counter for a method invocation event was setting count to zero for CompileThreshold=1, making it look like a never executed method.

Reviewed-by: phh, kamg, acorn, never
 2009-03-20 22:08:48 -04:00
Karen Kinnear
fba4182589 6819853: VM does not detect JDK which supports parallel class loaders 
Reviewed-by: coleenp, pbk, xlu, alanb
 2009-03-20 11:23:24 -04:00
Karen Kinnear
25de21d620 4766230: Hotspot vtable inconsistencies cause core dumps. 6579515. 6582242 
Reviewed-by: kamg, coleenp
 2009-03-18 17:20:57 -04:00
Karen Kinnear
f9f538c7fd Merge 2009-03-16 08:50:53 -04:00
Poonam Bajaj
9dff23337b 6812971: SA: re-attaching to process fails 
After attaching, de-attaching SA from a process, the second time attach() call fails. This happens because in VM.initialize(), Universe does not get re-initialized before it is accessed.

Reviewed-by: swamyv
 2009-03-15 18:11:46 -07:00
Erik Trimble
8debef1a64 6816970: Bump HS15 build number to 03 
Update the HS15 Build number to 03

Reviewed-by: jcoomes
 2009-03-12 18:17:25 -07:00
Erik Trimble
8d6035660e Merge 2009-03-12 18:16:36 -07:00
Antonios Printezis
e794fff22c Merge 2009-03-12 11:34:44 -04:00
Vladimir Kozlov
7a871160ec Merge 2009-03-10 08:52:16 -07:00
Andrey Petrusenko
13c13c7289 6760309: G1: update remembered sets during Full GCs 
Reviewed-by: iveresov, tonyp
 2009-03-10 00:47:05 -07:00
Xiomara Jayasena
29a36f3f0e Merge 2009-03-09 13:34:00 -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
Xiomara Jayasena
76f6f19925 Merge 2009-03-09 11:43:30 -07:00
Antonios Printezis
faf22e51ad Merge 2009-03-09 11:32:57 -04:00
Christian Thalinger
89cea91c48 6797305: Add LoadUB and LoadUI opcode class 
Add a LoadUB (unsigned byte) and LoadUI (unsigned int) opcode class so we have these load optimizations in the first place and do not need to handle them in the matcher.

Reviewed-by: never, kvn
 2009-03-09 03:17:11 -07:00
Antonios Printezis
e4e765e34e 6814467: G1: small fixes related to concurrent marking verboseness 
A few small fixes to remove some inconsistencies in the concurrent mark-related verbose GC output.

Reviewed-by: jmasa
 2009-03-07 11:07:37 -05:00
Antonios Printezis
8893530f3a 6812428: G1: Error: assert(ret || obj_in_cs(obj),"sanity") 
The length of the fast cset test vector is decided at the beginning of a GC, but more regions can be added during the GC. The simple fix is to set the length of the fast cset test vector to the max.

Reviewed-by: iveresov
 2009-03-07 11:07:37 -05:00
Antonios Printezis
e7d899910b 6810698: G1: two small bugs in the sparse remembered sets 
The _expanded flag of the sparse RSets is not reset and this can leave a RSet in an inconsistent state if it is expanded more than once. Also, we should be iterating over the _cur, instead of the _next, sparse table

Reviewed-by: apetrusenko, iveresov
 2009-03-07 11:07:36 -05:00
John R Rose
26d192003f 6812831: factor duplicated assembly code for megamorphic invokeinterface (for 6655638) 
Code in vtableStubs and templateTable moved into MacroAssembler.

Reviewed-by: kvn
 2009-03-06 21:36:50 -08:00
Igor Veresov
416d70bf91 6720309: G1: don't synchronously update RSet during evacuation pauses 
6720334: G1: don't update RSets of collection set regions during an evacuation pause

Introduced a deferred update mechanism for delaying the rset updates during the collection pause

Reviewed-by: apetrusenko, tonyp
 2009-03-06 13:50:14 -08:00
Karen Kinnear
a23cbf5b96 Merge 2009-03-05 22:07:29 -05:00
Xiomara Jayasena
4e52be63fe Added tag jdk7-b50 for changeset 90cbd9088155 2009-03-05 09:49:03 -08:00
John R Rose
07321dec65 6812678: macro assembler needs delayed binding of a few constants (for 6655638) 
Minor assembler enhancements preparing for method handles

Reviewed-by: kvn
 2009-03-04 09:58:39 -08:00
Vladimir Kozlov
3e2ae68252 6812721: Block's frequency should not be NaN 
Set MIN_BLOCK_FREQUENCY block's frequency when calculated block's frequency is NaN

Reviewed-by: never
 2009-03-03 18:25:57 -08:00
Vladimir Kozlov
4b15cdadd3 Merge 2009-03-03 10:34:22 -08:00
Y. Srinivas Ramakrishna
72bfacbd95 6797870: Add -XX:+{HeapDump,PrintClassHistogram}{Before,After}FullGC 
Call newly created CollectedHeap::dump_{pre,post}_full_gc before and after every stop-world full collection cycle on GenCollectedHeap and ParallelScavengeHeap. (Support for G1CollectedHeap forthcoming under CR 6810861.) Small modifications to existing heap dumping and class histogram implementation, especially to allow multiple on-the-fly histos/dumps by the VM thread during a single safepoint.

Reviewed-by: jmasa, alanb, mchung
 2009-03-02 16:37:04 -08:00
Daniel D. Daugherty
8c0f3ead78 Merge 2009-03-02 16:56:51 -07:00
Daniel D. Daugherty
8aa430beb0 Merge 2009-03-02 14:43:36 -07:00
Daniel D. Daugherty
8aebf28301 6567360: 3/4 SIGBUS in jvmti RawMonitor magic check for unaligned bad monitor pointer 
Change JvmtiEnvBase::is_valid() and JvmtiRawMonitor::is_valid() to fetch the _magic fields via Bytes::get_native_u[248]().

Reviewed-by: coleenp, swamyv
 2009-03-02 14:05:07 -07:00
Daniel D. Daugherty
da3f81559f 6805864: 4/3 Problem with jvmti->redefineClasses: some methods don't get redefined 
Remove incorrect optimization in klassItable::adjust_method_entries(). Add RedefineClasses() tracing support for obsolete method entry.

Reviewed-by: acorn, swamyv
 2009-03-02 14:03:03 -07:00
Daniel D. Daugherty
56fe18e375 6800721: 3/4 JavaThread::jvmti_thread_state() and JvmtiThreadState::state_for() robustness 
Check for NULL return values from jvmti_thread_state() and state_for() and return a JVM TI error code as appropriate.

Reviewed-by: coleenp, swamyv
 2009-03-02 14:00:23 -07:00
Daniel D. Daugherty
74a99e1e82 6700114: 3/4 Assertion (_thread->get_interp_only_mode() == 1,"leaving interp only when mode not one") 
Don't create JvmtiThreadState for an exiting JavaThread.

Reviewed-by: coleenp, swamyv
 2009-03-02 13:57:17 -07:00
Tom Rodriguez
48d4a43c2a 6811384: MacroAssembler::serialize_memory may touch next page on amd64 
Reviewed-by: kvn, phh, twisti
 2009-03-01 20:49:46 -08:00
Y. Srinivas Ramakrishna
dd4aaeadd4 Merge 2009-02-27 15:30:47 -08:00
Xiomara Jayasena
dd661ad390 Merge 2009-02-27 15:13:00 -08:00
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
Vladimir Kozlov
67a5668b16 6811267: Fix for 6809798 broke linux build 
Fix method's declaration.

Reviewed-by: phh, twisti
 2009-02-27 08:34:19 -08:00
Lillian Angel
d6cdfde9d9 6778669: Patch from Red Hat -- fixes compilation errors 
Some fixes which are required to build on recent GCCs.

Reviewed-by: never, kvn
 2009-02-27 03:35:40 -08:00
Tom Rodriguez
114da9bcfc 6810855: KILL vs. TEMP ordering restrictions are too strong 
Reviewed-by: kvn
 2009-02-26 16:57:21 -08:00
Vladimir Kozlov
9b31d58b98 6809798: SafePointScalarObject node placed into incorrect block during GCM 
Replace the control edge of a pinned node before scheduling.

Reviewed-by: never
 2009-02-26 14:26:02 -08:00
Andrei Pangin
31eeaafbcf Merge 2009-02-26 14:25:55 -08:00
Xiomara Jayasena
6f9ccbbe7f Added tag jdk7-b49 for changeset 2fb28c2f14c0 2009-02-26 10:57:13 -08:00
Erik Trimble
954e8082f6 Merge 2009-02-25 23:16:22 -08:00
Erik Trimble
44091d390c Merge 2009-02-25 22:55:54 -08:00
Tom Rodriguez
f7098831dd 6807963: need tool to make sense of LogCompilaton output 
Reviewed-by: kvn
 2009-02-25 14:36:27 -08:00
Tom Rodriguez
a82243d887 6805427: adlc compiler may generate incorrect machnode emission code 
Reviewed-by: kvn, twisti
 2009-02-25 10:53:14 -08:00
Jon Masamitsu
6b78cf8b99 Merge 2009-02-24 22:51:00 -08:00
Jon Masamitsu
b051a23591 6806226: Signed integer overflow in growable array code causes JVM crash 
Workaround the overflow by doing the intermediate calculations in an unsigned variable.

Reviewed-by: ysr, jcoomes
 2009-02-24 22:12:24 -08:00
Antonios Printezis
f883e6fde8 6804746: G1: guarantee(variance() > -1.0,"variance should be >= 0") (due to evacuation failure) 
Under certain circumstances (evacuation failure) the pause time is not communicated to the policy and, as a result, the pause time field is not initialized properly.

Reviewed-by: jmasa
 2009-02-24 15:50:23 -05:00
Vladimir Kozlov
decdeea77d Merge 2009-02-24 09:53:20 -08:00