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811 Commits

Author SHA1 Message Date
Paul Hohensee
ffff71c1cf Merge 2009-03-24 19:05:23 -07:00
Paul Hohensee
5231fcdc40 6810653: Change String cache class used by Hotspot from String to StringValue 
Change create_vm() to load and initialize StringValue rather than String.

Reviewed-by: kvn
 2009-03-24 21:56:53 -04:00
Tom Rodriguez
a5396e1107 6820510: assertion failure with unloaded class in subnode.cpp 
Reviewed-by: kvn
 2009-03-24 15:09:52 -07:00
Changpeng Fang
fface2e4ca 6636138: UseSuperWord enabled failure 
Fixed SuperWord scheduling of memory operations.

Reviewed-by: kvn, never
 2009-03-24 12:19:47 -07:00
Tom Rodriguez
1cafadfd3e 6805522: Server VM fails with assertion (block1->start() != block2->start(),"successors have unique bcis") 
Reviewed-by: kvn
 2009-03-23 13:58:58 -07:00
Karen Kinnear
472349069b Merge 2009-03-23 10:42:20 -04:00
Antonios Printezis
d5e5e5a3d1 6820321: G1: Error: guarantee(check_nums(total, n, parts), "all seq lengths should match") 
Small fixes to sort out some verbosegc-related incorrectness and a failure

Reviewed-by: apetrusenko
 2009-03-21 22:53:04 -04:00
John R Rose
cfb08c72ba 6814659: separable cleanups and subroutines for 6655638 
Preparatory but separable changes for method handles

Reviewed-by: kvn, never
 2009-03-20 23:19:36 -07:00
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
Xiomara Jayasena
7f88fc4697 Added tag jdk7-b51 for changeset c5c3e5f4accc 2009-03-19 13:25:23 -07:00
Vladimir Kozlov
41463d1d3a Merge 2009-03-19 09:13:24 -07:00
Karen Kinnear
25de21d620 4766230: Hotspot vtable inconsistencies cause core dumps. 6579515. 6582242 
Reviewed-by: kamg, coleenp
 2009-03-18 17:20:57 -04:00
Vladimir Kozlov
5e66955173 6772368: REGRESSION:tomcat crashed twice with JDK 7 
Call make_block_at() with the original handler limits.

Reviewed-by: never
 2009-03-18 13:25:02 -07:00
Antonios Printezis
f8c3115e4e Merge 2009-03-18 11:37:48 -04:00
Igor Veresov
736e8a2d4b 6815683: G1: SEGV during marking 
We should mark the regions that continue humongous regions as live if the first region is live.

Reviewed-by: tonyp
 2009-03-16 17:48:01 -07:00
Vladimir Kozlov
f210928e73 6816308: Changes to allow builds with latest Windows SDK 6.1 on 64bit Windows 2003 
Allow Hotspot builds with latest Windows SDK 6.1 on 64bit Windows 2003

Reviewed-by: ohair, tbell, jcoomes
 2009-03-16 15:06:33 -07:00
Antonios Printezis
217739210d 6816154: G1: introduce flags to enable/disable RSet updating and scanning 
Introduces two flags, -XX:-/+G1EnableParallelRSetUpdating and -XX:-/+G1EnableParallelRSetScanning, to turn on/off the "band aid" fix that serializes RSet updating / scanning during GCs.

Reviewed-by: iveresov
 2009-03-16 10:52:44 -04:00
Igor Veresov
82619cc8da 6817419: G1: Enable extensive verification for humongous regions 
Enabled full verification for humongous regions. Also made sure that the VerifyAfterGC works with deferred updates and G1HRRSFlushLogBuffersOnVerify.

Reviewed-by: tonyp
 2009-03-16 08:01:32 -07:00
Karen Kinnear
f9f538c7fd Merge 2009-03-16 08:50:53 -04:00
Antonios Printezis
ecdb99412d 6604422: G1: re-use half-promoted regions 
6728271: G1: Cleanup G1CollectedHeap::get_gc_alloc_regions()

It allows the last half-full region to be allocated to during a GC to be reused during the next GC.

Reviewed-by: apetrusenko, jcoomes
 2009-03-15 22:03:38 -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
John R Rose
b8dbe8d8f6 6813212: factor duplicated assembly code for general subclass check (for 6655638) 
Code in interp_masm, stubGenerator, c1_LIRAssembler, and AD files moved into MacroAssembler.

Reviewed-by: kvn
 2009-03-13 18:39:22 -07:00
Y. Srinivas Ramakrishna
21b3d4aea0 Merge 2009-03-13 17:06:44 -07:00
Y. Srinivas Ramakrishna
a45005f646 6808322: ParNew, CMS, G1: ParGCAllocBuffer overflow 
Correct the overflow check in ParGCAllocBuffer::allocate(); simplify ParGCAllocBuffer::undo_allocation().

Reviewed-by: apetrusenko, jcoomes, jmasa, minqi, phh, tonyp
 2009-03-13 13:56:01 -07:00
Antonios Printezis
05a81fae18 Merge 2009-03-13 16:10:21 -04:00
Christian Thalinger
de67e52949 6378821: bitCount() should use POPC on SPARC processors and AMD+10h 
BitCount() should use POPC on SPARC processors where POPC is implemented directly in hardware.

Reviewed-by: kvn, never
 2009-03-13 11:35:17 -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
Igor Veresov
1e875ce562 6816433: Test G1 and ParOld in JPRT 
Reviewed-by: jmasa, never, ysr
 2009-03-12 14:01:36 -07:00
Vladimir Kozlov
69f9ddee90 6791178: Specialize for zero as the compressed oop vm heap base 
Use zero based compressed oops if java heap is below 32gb and unscaled compressed oops if java heap is below 4gb.

Reviewed-by: never, twisti, jcoomes, coleenp
 2009-03-12 10:37:46 -07:00
Antonios Printezis
e794fff22c Merge 2009-03-12 11:34:44 -04:00
Christian Thalinger
66cecec230 6812587: Use auxv to determine SPARC hardware features on Solaris 
A similar function to getisax(2) should be used to determine all possible instruction set extensions.

Reviewed-by: never, kvn
 2009-03-11 14:16:13 -07:00
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
John Coomes
bc706440bd 6810474: par compact - crash in summary_phase with very full heap 
Reviewed-by: tonyp
 2009-03-03 14:23:18 -08:00
Y. Srinivas Ramakrishna
ce3f3161da 6824570: ParNew: Fix memory leak introduced in 6819891 
Allocate worker-local overflow stacks, introduced in 6819891, along with ParNewGeneration, rather than with the per-scavenge ParScanThreadState.

Reviewed-by: jmasa
 2009-04-02 15:57:41 -07:00
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
Vladimir Kozlov
b07ac51bf3 6791572: assert("duplicating node that's already been matched") 
Mark inputs for an address expression as shared if there are other uses besides address expressions.

Reviewed-by: never
 2009-02-23 16:03:19 -08:00
Christian Thalinger
0723dab28b 6808589: Merge vm_version_x86_{32,64}.{cpp,hpp} 
There is very much duplicated code in vm_version_x86_{32,64}.{cpp,hpp}.  Refactoring these would help maintainability.

Reviewed-by: kvn, never
 2009-02-23 12:02:30 -08:00
Andrei Pangin
6acc244444 Merge 2009-02-22 17:21:13 -08:00
Andrei Pangin
85a47f34c6 Merge 2009-02-22 17:11:56 -08:00
Y. Srinivas Ramakrishna
7efb6ac73a Merge 2009-02-20 11:12:26 -08:00
Vladimir Kozlov
dc3008a513 6802499: EA: assert(false,"unknown node on this path") 
Add missing checks for SCMemProj node in Escape analysis code.

Reviewed-by: never
 2009-02-19 17:38:53 -08:00
Xiomara Jayasena
f5594e9e8d Added tag jdk7-b48 for changeset 1da7c5c8156d 2009-02-19 14:08:00 -08:00
Ivan P Krylov
6aec7d2ea9 6806046: Hotspot build error when compiled from Visual Studio 
Define HOTSPOT_LIB_ARCH in the preprocessor flags of the generated projects

Reviewed-by: kamg, xlu
 2009-02-19 04:54:22 -05:00
Erik Trimble
473e5b6e54 6807345: Bump HS15 build number to 02 
Update the HS15 Build number to 02

Reviewed-by: jcoomes
 2009-02-18 18:20:02 -08:00
Erik Trimble
0a2c842e50 Merge 2009-02-18 18:14:18 -08:00
Vladimir Kozlov
73e8e582ba 6807084: AutoBox elimination is broken with compressed oops 
Add checks for DecodeN nodes into AutoBox elimination code.

Reviewed-by: never
 2009-02-18 13:53:42 -08:00
Jon Masamitsu
f1847266b7 6786346: intermittent Internal Error (src/share/vm/memory/cardTableModRefBS.cpp:226) 
Two assertions were incorrectly composed.

Reviewed-by: tonyp
 2009-02-17 15:35:58 -08:00
Vladimir Kozlov
681eb89b31 Merge 2009-02-17 14:30:24 -08:00
Christian Thalinger
f72a09355f 6805950: Typos in andL_rReg_imm instructions in x86_64.ad 
There are two typos in andL_rReg_imm instructions in x86_64.ad.

Reviewed-by: kvn
 2009-02-17 11:19:31 +01:00
Christian Thalinger
dd25f39709 6805724: ModLNode::Ideal() generates functionally incorrect graph when divisor is any (2^k-1) constant 
C2, ModLNode::Ideal() generates functionally incorrect graph when divisor is any (2^k-1) constant.

Reviewed-by: rasbold
 2009-02-16 07:19:26 -08:00
Andrei Pangin
b4e9e47b74 Merge 2009-02-15 20:09:02 -08:00
Christian Thalinger
a2ed00b650 6800154: Add comments to long_by_long_mulhi() for better understandability 
This patch adds a comment pointing to the Hacker's Delight version of the algorithm plus a verbatim copy of it.  Furthermore it adds inline comments.

Reviewed-by: kvn, jrose
 2009-02-13 09:09:35 -08:00
Xiomara Jayasena
0982a57615 Added tag jdk7-b47 for changeset e3f44a955240 2009-02-12 14:00:38 -08:00
Erik Trimble
46194466cf Merge 2009-02-10 20:33:36 -08:00
Andrey Petrusenko
a7da5440dd 6700941: G1: allocation spec missing for some G1 classes 
Reviewed-by: tonyp
 2009-02-10 18:39:09 +03:00
John Coomes
b3e23ac700 Merge 2009-02-09 13:47:26 -08:00
Y. Srinivas Ramakrishna
0badccf962 6800586: -XX:+PrintGCDateStamps is using mt-unsafe localtime function 
Replaced localtime() with localtime_r() on Solaris and Linux.

Reviewed-by: apetrusenko, dholmes, jmasa
 2009-02-09 12:26:05 -08:00
Andrey Petrusenko
4be1a50ed3 6802413: G1: G1FixedSurvivorSpaceSize should be converted into regions in calculate_survivors_policy() 
Reviewed-by: tonyp, jmasa
 2009-02-09 17:33:06 +03:00
Jon Masamitsu
3b5d6a04dd 6690928: Use spinning in combination with yields for workstealing termination 
Substitute a spin loop for most calls to yield() to reduce the stress on the system.

Reviewed-by: tonyp
 2009-02-08 13:18:01 -08:00
Vladimir Kozlov
2f2589d2dc 6791852: assert(b->_nodes[insidx] == n,"got insidx set incorrectly") 
Move the CreateEx up before each round of IFG construction

Reviewed-by: never, phh
 2009-02-06 13:31:03 -08:00
Xiomara Jayasena
f7ccda2b14 Added tag jdk7-b46 for changeset be9d0d46381d 2009-02-05 16:07:33 -08:00
Vladimir Kozlov
94a461f4cb 6799693: Server compiler leads to data corruption when expression throws an Exception 
Use merged memory state for an allocation's slow path.

Reviewed-by: never
 2009-02-05 14:43:58 -08:00
Andrey Petrusenko
61181babf1 6484959: G1: introduce survivor spaces 
6797754: G1: combined bugfix

Implemented a policy to control G1 survivor space parameters.

Reviewed-by: tonyp, iveresov
 2009-02-06 01:38:50 +03:00
Vladimir Kozlov
72b75d1adf 6788376: allow to ignore unrecognized VM options 
Add new product flag -XX:+IgnoreUnrecognizedVMOptions

Reviewed-by: ysr, xlu
 2009-02-05 13:38:52 -08:00
Tom Rodriguez
275a0bfb42 6793828: G1: invariant: queues are empty when activated 
Reviewed-by: jrose, kvn
 2009-02-05 11:42:10 -08:00
Tom Rodriguez
67f20d82c9 6442502: assert(bits,"Use TypePtr for NULL") on linux-x86 
Reviewed-by: kvn
 2009-02-04 23:17:38 -08:00
Y. Srinivas Ramakrishna
61c259aeb5 Merge 2009-02-04 15:42:52 -08:00
Tom Rodriguez
a70da64c72 6798785: Crash in OopFlow::build_oop_map: incorrect comparison of 64bit pointers 
Reviewed-by: phh, kvn
 2009-02-04 11:44:57 -08:00
Tom Rodriguez
c46f747070 6782260: Memory leak in CodeBuffer::create_patch_overflow 
Reviewed-by: phh, kvn
 2009-02-03 18:05:19 -08:00
Christian Thalinger
17d35f31a2 6799452: HotSpot tests Makefile should take care of ALT_SLASH_JAVA 
The HotSpot tests Makefile has a hardcoded SLASH_JAVA which makes it difficult to run the tests on non-Sun build machines which do not have a /java infrastructure.

Reviewed-by: kamg
 2009-02-03 08:10:28 -08:00
Christian Thalinger
ecbdf3bb83 6795362: 32bit server compiler leads to wrong results on solaris-x86 
The C2 compiler leads to wrong results on solaris-i486 (32-bit) for a testcase given in the CR.

Reviewed-by: never, rasbold
 2009-02-03 01:39:12 -08:00
Kelly O'Hair
09010fe0a7 6799141: Build with --hash-style=both so that binaries can work on SuSE 10 
Reviewed-by: tbell
 2009-01-31 17:19:42 -08:00
Jon Masamitsu
39b23ff0a0 6792421: assert(_bitMap->isMarked(addr+size-1),inconsistent Printezis mark) 
The CMS concurrent precleaning and concurrent marking phases should work around classes that are undergoing redefinition.

Reviewed-by: ysr, tonyp
 2009-01-31 00:15:00 -08:00
Erik Trimble
50d5d6cd86 Merge 2009-01-30 15:28:00 -08:00
Y. Srinivas Ramakrishna
d981bd442b 6787254: Work queue capacity can be increased substantially on some platforms 
Increased the default and maximum size of the CMS marking stack and the size of the parallel workers' work queues in 64-bit mode. The latter was accomplished by an increase in the width of the Taskqueue's Age struct and its Tag field in 64-bit mode.

Reviewed-by: jmasa, tonyp
 2009-01-30 14:17:52 -08:00
Y. Srinivas Ramakrishna
34b247f068 Merge 2009-01-29 21:25:42 -08:00
Xiomara Jayasena
49f97d10c8 Added tag jdk7-b45 for changeset 6b84304c8b89 2009-01-29 13:20:56 -08:00
Igor Veresov
da292a7197 6783381: NUMA allocator: don't pretouch eden space with UseNUMA 
Moved pretouching to MutableSpace. Also MutableSpace now turns on page interleaving for the region it covers.

Reviewed-by: jmasa, jcoomes
 2009-01-27 18:13:59 -08:00
Y. Srinivas Ramakrishna
f031c45430 6786503: Overflow list performance can be improved 
Avoid overflow list walk in CMS & ParNew when it is unnecessary. Fix a couple of correctness issues, including a C-heap leak, in ParNew at the intersection of promotion failure, work queue overflow and object array chunking. Add stress testing option and related assertion checking.

Reviewed-by: jmasa
 2009-01-26 12:47:21 -08:00
Xiaobin Lu
5ee6e7f6ed 6795913: A few remaining wrong casts need to be fixed for building hotspot successfully on Mac OS 
Use NULL_WORD in the places where intptr_t is expected due to incompatible types between intptr_t & int32_t

Reviewed-by: phh, coleenp, never
 2009-01-26 12:07:54 -08:00
Christian Thalinger
3b8452da93 6796746: rename LoadC (char) opcode class to LoadUS (unsigned short) 
Renaming LoadC to LoadUS would round up the planned introduction of LoadUB and LoadUI.

Reviewed-by: phh, kvn
 2009-01-26 16:22:12 +01:00
Coleen Phillimore
91dd5dcbe4 Merge 2009-01-23 10:41:28 -05:00
Xiomara Jayasena
9933a50bf3 Added tag jdk7-b44 for changeset ec694d49c4be 2009-01-22 14:42:01 -08:00
John Coomes
8109aa4a16 Merge 2009-01-21 13:40:10 -08:00
Vladimir Kozlov
ae8aa00398 6794939: assert(_base == OopPtr,"subclass must override cast_to_ptr_type") 
Fix the assert in TypeKlassPtr::cast_to_ptr_type().

Reviewed-by: never
 2009-01-21 11:18:38 -08:00
Paul Hohensee
73aaa40e09 6792705: Add JAR file to bootclasspath when using AggressiveOpts 
During argument processing, add alt-rt.jar to the bootclasspath between bootclasspath/p and default elements.

Reviewed-by: xlu, coleenp
 2009-01-21 11:14:19 -05:00
Vladimir Kozlov
a23ea7296a 6790209: server VM fails with assert(will_link,"_new: typeflow responsibility") 
Add missing code for reflection class loader in SystemDictionary::find().

Reviewed-by: never, jrose
 2009-01-16 11:23:10 -08:00
Antonios Printezis
5d486c3a66 6484956: G1: improve evacuation pause efficiency 
A bunch of performance optimizations to decrease GC pause times in G1.

Reviewed-by: apetrusenko, jmasa, iveresov
 2009-01-16 13:02:20 -05:00
Swamy Venkataramanappa
3cc490850d Merge 2009-01-15 13:30:09 -08:00
Xiomara Jayasena
58317112cf Added tag jdk7-b43 for changeset a0e6196f0e90 2009-01-15 11:46:26 -08:00
Coleen Phillimore
455ba2dcdf Merge 2009-01-15 12:44:03 -05:00
Swamy Venkataramanappa
b15aadf61d 6786948: SA on core file fails on solaris-amd64 if vm started with -XX:+StartAttachListener 
Reviewed-by: jjh, dcubed
 2009-01-14 19:45:01 -08:00
Coleen Phillimore
f79090efe7 6793825: Missing include dependancies for GCC without predefined headers 
With predefined headers off for gcc, some .inline.hpp files aren't included to make definition visible for inline functions

Reviewed-by: jcoomes, xlu
 2009-01-14 20:14:19 -05:00
John Coomes
2ba0d5b055 Merge 2009-01-14 14:12:55 -08:00
Tom Rodriguez
532cc3cef8 6788347: C2Compiler crash 6u7 
Reviewed-by: kvn
 2009-01-14 14:12:00 -08:00
Xiaobin Lu
74a472983b 6792301: StackAlignmentInBytes not honored for compiled native methods 
Fixed the stack misalignment when generate_native_wrapper is called.

Reviewed-by: never, kamg, kvn, phh
 2009-01-13 17:39:03 -08:00
Xiaobin Lu
8187896320 Merge 2009-01-13 14:49:07 -08:00
Tom Rodriguez
d9a391aad9 Merge 2009-01-13 14:02:19 -08:00
Xiaobin Lu
31acc39bf9 Merge 2009-01-13 12:14:38 -08:00
Xiaobin Lu
aae30d753f 6791815: Fix for 6471657 can cause deadlock on non-Solaris platforms when initializing direct buffer support 
Place the state transition inside the loop so that the VMThread could proceed for safepoint

Reviewed-by: dholmes, never, acorn
 2009-01-13 12:08:43 -08:00
Tom Rodriguez
a3d528cc30 6791132: bad control in autobox split code 
Reviewed-by: kvn
 2009-01-13 11:43:20 -08:00
Coleen Phillimore
a1442ea7ff 6791168: Fix invalid code in bytecodeInterpreter that can cause gcc ICE 
Fix compilation errors from latest gcc in CC_INTERP including offending missing void* cast.

Reviewed-by: xlu
 2009-01-13 14:41:44 -05:00
Vladimir Kozlov
78f5dc395e 6784930: server jvm fails with assert(!n->is_SpillCopy(),"") 
Set minimum block frequency MIN_BLOCK_FREQUENCY 1.e-35f.

Reviewed-by: never, rasbold
 2009-01-13 11:10:00 -08:00
Jon Masamitsu
c2ff9781c7 6692899: CMS: many vm.parallel_class_loading tests fail with assert "missing Printezis mark" 
The CMS concurrent precleaning and concurrent marking phases should work around classes that are undergoing redefinition.

Reviewed-by: ysr, dcubed
 2009-01-11 16:58:24 -08:00
Coleen Phillimore
76f79d82ad Merge 2009-01-09 14:39:07 -05:00
Karen Kinnear
9bf4545843 6791656: nsk defclass0 asserts handles.hpp 
Reviewed-by: phh, xlu
 2009-01-08 16:27:28 -05:00
Vladimir Kozlov
1ff1bdc3e6 6790182: matcher.cpp:1375: assert(false,"bad AD file") 
Add a match rule for regD_low in regD definition.

Reviewed-by: never
 2009-01-07 11:23:28 -08:00
Vladimir Kozlov
49ee6acaa2 6782232: assert("CreateEx must be first instruction in block" ) 
Add the missing check for CreateEx. Add new notproduct flag VerifyRegisterAllocator.

Reviewed-by: never
 2009-01-07 11:04:45 -08:00
Tom Rodriguez
956dc037db Merge 2009-01-06 16:10:11 -08:00
Jon Masamitsu
3474623106 6689653: JMapPerm fails with UseConcMarkSweepIncGC and compressed oops off 
Added safe_object_iterate() for use by JMapPerm.

Reviewed-by: tonyp
 2009-01-06 07:05:05 -08:00
Karen Kinnear
315de68fc0 4670071: loadClassInternal is too restrictive 
VM support for deadlock fix. Library fix in 4735126. See API proposal.

Reviewed-by: dholmes, blacklion
 2009-01-05 13:44:03 -05:00
Xiaobin Lu
f05b009ce8 6781583: Hotspot build fails on linux 64 bit platform with gcc 4.3.2 
Fixed the wrong cast between types since more restrictions are imposed by gcc 4.3.2

Reviewed-by: jcoomes, acorn, phh, never
 2008-12-24 19:13:53 -08:00
Xiaobin Lu
1362b9fd1d 6787106: Hotspot 32 bit build fails on platforms having different definitions for intptr_t & int32_t 
Avoid casting between int32_t and intptr_t specifically for MasmAssembler::movptr in 32 bit platforms.

Reviewed-by: jrose, kvn
 2008-12-24 13:06:09 -08:00
Erik Trimble
1880943a7f 6788797: Fork HS14 to HS15 - renumber Major and build numbers of JVM 
Fork Hotspot 15 - redo verisoning numbers

Reviewed-by: jcoomes
 2008-12-23 19:28:18 -08:00
Coleen Phillimore
d80f5c0265 4997835: RFE: crash dump will only be created when running w/ -XX:+ShowMessageBoxOnError 
Using UseOSErrorReporting will provide both an hs_err file and a crash dump or debug launch and works better.

Reviewed-by: xlu, acorn, poonam
 2008-12-23 06:16:53 -08:00
Lillian Angel
1ad664c0c9 6778662: fixes 64-bits libraries directory search paths on linux 
Fixes 64-bits libraries directory search paths.

Reviewed-by: never
 2008-12-22 16:53:34 -08:00
Gary Benson
347b8afe5b 6778657: Casts in SharedRuntime::f2i, f2l, d2i and d2l rely on undefined C++ behaviour 
Replaces SharedRuntime::f2i et al with versions that should work

Reviewed-by: never
 2008-12-22 15:43:02 -08:00
Erik Trimble
b5743bd6e9 6787832: Bump Hotspot build number to 08 
Update the HS14 build number to 08

Reviewed-by: jcoomes
 2008-12-20 09:59:01 -08:00
Erik Trimble
ac1f463988 Merge 2008-12-20 09:58:36 -08:00
Erik Trimble
efd43c045a Merge 2008-12-20 09:57:03 -08:00
Xiaobin Lu
34c4172bfe Merge 2008-12-20 00:45:18 -08:00
Xiaobin Lu
74d9cf0fb8 6784100: getTimeNanos - CAS reduction 
Get rid of the CAS loop in getTimeNanos to reduce coherence traffic on Solaris.

Reviewed-by: acorn, kvn, ysr
 2008-12-19 14:40:28 -08:00
Jon Masamitsu
91caa3b23f Merge 2008-12-19 12:15:34 -08:00
Xiomara Jayasena
22a73d8b7d Added tag jdk7-b42 for changeset a0dd9009e992 2008-12-18 21:34:02 -08:00
Poonam Bajaj
0f5687c1eb 6786340: hs14b09a pit: a lot of tests failed in "-server -Xcomp" on solaris-amd64 using fastdebug bits 
Fixes the nsk-jdi PIT failures introduced by fix for 6739363

Reviewed-by: kvn, coleenp
 2008-12-18 17:28:41 -08:00
Vladimir Kozlov
dc2957bef6 Merge 2008-12-18 13:59:59 -08:00
Vladimir Kozlov
744c80add4 6787050: assert(n->in(0) == 0L,"no control") with UseCompressedOops on sparcv9 
Relax the assert for Sparc.

Reviewed-by: never
 2008-12-18 11:26:22 -08:00
John Coomes
f3c34ce9b6 6786188: par compact - "SplitALot" stress mode should fill to_space 
Reviewed-by: jmasa, tonyp
 2008-12-18 10:54:01 -08:00
John Coomes
f90394b6fb 6784849: par compact - can fail when to_space is non-empty 
Reviewed-by: jmasa, tonyp
 2008-12-18 10:53:35 -08:00
John Coomes
a88e734cac 6786195: many nsk.monitoring tests fail with -server -Xcomp 
Remove Universe::_fillerArrayKlassObj and associated code

Reviewed-by: jmasa, tonyp
 2008-12-18 01:27:04 -08:00
Vladimir Kozlov
4d2c491b2b Merge 2008-12-17 14:09:39 -08:00
Vladimir Kozlov
29488f1216 6782820: Server VM fails with "unhandled implicit exception in compiled code" 
Restore the code which sets a control edge for a klass load node.

Reviewed-by: never
 2008-12-16 12:23:39 -08:00
Xiomara Jayasena
99f0eac1a2 6785258: Update copyright year 
Update copyright for files that have been modified starting July 2008 to Dec 2008

Reviewed-by: katleman, ohair, tbell
 2008-12-15 16:55:11 -08:00
Swamy Venkataramanappa
06e37c03fb 6653214: MemoryPoolMXBean.setUsageThreshold() does not support large heap sizes 
Reviewed-by: ysr, mchung
 2008-12-15 13:58:57 -08:00
Tom Rodriguez
baa4663714 6758234: if (k cond (a ? : b: c)) returns reversed answer if k is constant and b and c are longs 
Reviewed-by: kvn, jrose
 2008-12-12 19:55:26 -08:00
Tom Rodriguez
40a81c63b8 6757316: load_constant() produces a wrong long constant, with high a low words swapped 
Reviewed-by: rasbold, jrose, kvn
 2008-12-12 19:54:46 -08:00
Tom Rodriguez
552c37000d 6767587: missing call to make_not_entrant after deoptimizing for patching volatiles 
Reviewed-by: rasbold, kvn
 2008-12-12 19:53:25 -08:00
Jon Masamitsu
31308ae8e4 Merge 2008-12-12 15:37:46 -08:00
Lev Serebryakov
0d7bfcafab Merge 2008-12-12 10:19:39 -08:00
Vladimir Kozlov
6483f9c7f8 Merge 2008-12-11 17:20:10 -08:00
John Coomes
8fc946854c 6765954: par compact - stress mode for splitting young gen spaces 
Reviewed-by: jmasa
 2008-12-11 12:05:21 -08:00
John Coomes
7a9585170d 6765745: par compact - allow young gen spaces to be split 
Reviewed-by: jmasa
 2008-12-11 12:05:14 -08:00
John Coomes
000b184507 6578152: fill_region_with_object has usability and safety issues 
Reviewed-by: apetrusenko, ysr
 2008-12-11 12:05:08 -08:00
Lev Serebryakov
92ea783f35 6639341: sometimes contended-exit event comes after contended-entered on another thread 
DTrace probe "contended-exit" should be fired before unparking object, or context could be lost. Probe firing was moved to proper place.

Reviewed-by: coleenp, kamg
 2008-12-11 03:22:04 -08:00
Y. Srinivas Ramakrishna
26f6b1692a 6782457: CMS: Livelock in CompactibleFreeListSpace::block_size() 
6736295: SIGSEGV in product jvm, assertion "these are the only valid states during a mark sweep" in fastdebug

Restructured the code in the perm gen allocation retry loop so as to avoid "safepoint-blocking" on locks, in this case the Heap_lock, while holding uninitialized allocated heap storage.

Reviewed-by: apetrusenko, iveresov, jcoomes, jmasa, poonam
 2008-12-10 23:46:10 -08:00
Coleen Phillimore
e0d2bfab81 6727377: VM stack guard pages on Windows should PAGE_READWRITE not PAGE_EXECUTE_READWRITE 
Make reguard_stack change access to RW, not execute and use os::protect_memory with the new parameter when change needed to X.

Reviewed-by: acorn, jcoomes
 2008-12-10 15:14:29 -08:00
John R Rose
67464baa7a 6771309: debugging AD files is difficult without #line directives in generated code 
More and better #line and #define directives in the generated code; ADLC itself accepts #line directives

Reviewed-by: never, kvn
 2008-12-09 12:41:26 -08:00
Coleen Phillimore
36f5b8dd54 6689685: Hotspot crash error message should include libraries version 
Print out JDK/JRE version that hotspot knows about.

Reviewed-by: kamg, blacklion, acorn, alanb
 2008-12-09 09:55:39 -05:00
John R Rose
e50f766540 6779339: turn off LinkWellKnownClasses by default pending further testing 
Temporarily turn off LinkWellKnownClasses optimization

Reviewed-by: never, kvn
 2008-12-08 17:15:02 -08:00
Coleen Phillimore
c07de94ae3 6773838: There is no calling stack for Compiler thread in hs_err file on x86 
On solaris, the inline assembly wasn't being processed.  Added volatile to il file fixed it.

Reviewed-by: phh, kvn
 2008-12-08 15:50:55 -05:00
Erik Trimble
ec343fa4bc 6781742: Bump HS14 build number to 09 
Update Hotspot 14 build number to b09

Reviewed-by: jcoomes
 2008-12-05 15:45:24 -08:00
Erik Trimble
349adae76a Merge 2008-12-05 15:32:59 -08:00
Lev Serebryakov
1d59997abe Merge 2008-12-05 15:06:37 -05:00
Poonam Bajaj
9330807714 Merge 2008-12-04 17:48:02 -08:00
Poonam Bajaj
eddda26255 6739363: Xcheck jni doesn't check native function arguments 
Fix adds support for verifying arguments with -Xcheck:jni.

Reviewed-by: coleenp
 2008-12-04 17:29:56 -08:00
Jon Masamitsu
dd80e77a74 Merge 2008-12-04 13:21:16 -08:00
Xiomara Jayasena
868fd3b043 Added tag jdk7-b41 for changeset 49f1a8464e11 2008-12-04 11:10:13 -08:00
Jon Masamitsu
7231a4ca3b Merge 2008-12-04 09:04:46 -08:00