474 Commits

Author SHA1 Message Date
Xiomara Jayasena
c96a95c4b8 6719955: Update copyright year
Update copyright year for files that have been modified in 2008

Reviewed-by: ohair, tbell
2008-07-02 12:55:16 -07:00
Coleen Phillimore
2a68d0757b Merge 2008-07-02 15:38:47 -04:00
Y. Srinivas Ramakrishna
74ee57a572 Merge 2008-07-01 11:59:44 -07:00
Y. Srinivas Ramakrishna
d44be8e3a0 6618726: Introduce -XX:+UnlockExperimentalVMOptions flag
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
2008-06-30 17:04:59 -07:00
Coleen Phillimore
289ca864cd Merge 2008-06-27 18:19:29 -04:00
Tom Rodriguez
873da1efe8 6718676: putback for 6604014 is incomplete
Reviewed-by: kvn, jrose
2008-06-24 16:00:14 -07:00
Y. Srinivas Ramakrishna
f521ab4f1a Merge 2008-06-24 13:20:34 -07:00
Shrinivas Joshi
5106cf17a3 6708714: Optimize long LShift on 32-bits x86
For small (1-3 bits) left long shifts in 32-bits VM use sets of add+addc instructions instead of shld+shl on new AMD cpus.

Reviewed-by: never
2008-06-23 14:11:12 -07:00
Poonam Bajaj
1f819855d5 6694099: Hotspot vm_exit_out_of_memory should dump core
This fix enables the generation of core file when process runs out of C-heap.

Reviewed-by: sbohne
2008-06-22 20:07:58 -07:00
Vladimir Kozlov
afbdf29629 6714404: Add UseStringCache switch to enable String caching under AggressiveOpts
Poke String.stringCacheEnabled during vm initialization

Reviewed-by: never
2008-06-13 14:49:07 -07:00
Y. Srinivas Ramakrishna
ac061d0424 Merge 2008-06-12 13:50:55 -07:00
Tom Rodriguez
01130cd21c Merge 2008-06-10 09:57:24 -07:00
Coleen Phillimore
a2d6036a4d 6687581: Make CMS work with compressed oops
Make FreeChunk read markword instead of LSB in _klass pointer to indicate that it's a FreeChunk for compressed oops.

Reviewed-by: ysr, jmasa
2008-06-09 11:51:19 -04:00
Tom Rodriguez
2144ccf2f1 Merge 2008-06-06 14:34:24 -07:00
Chuck Rasbold
4cce21039e 6711701: disable compressed oops by default
Comment out code that turns on compressed oops

Reviewed-by: never, phh
2008-06-06 11:47:26 -07:00
Keith McGuigan
d58beaefde Merge 2008-06-06 13:43:36 -04:00
Y. Srinivas Ramakrishna
18f3386a98 6711316: Open source the Garbage-First garbage collector
First mercurial integration of the code for the Garbage-First garbage collector.

Reviewed-by: apetrusenko, iveresov, jmasa, sgoldman, tonyp, ysr
2008-06-05 15:57:56 -07:00
Chuck Rasbold
1f0f6c2277 Merge 2008-06-03 15:38:31 -07:00
Chuck Rasbold
d10912d513 6709972: runThese failed with assert(false,"bad AD file")
Guard AryEqNode construction with has_match_rule() test, set SpecialArraysEquals default off

Reviewed-by: kvn, never
2008-06-03 13:14:44 -07:00
Chuck Rasbold
8f5e42a671 Merge 2008-05-30 07:22:22 -07:00
Chuck Rasbold
2e672ac9bf 6695049: (coll) Create an x86 intrinsic for Arrays.equals
Intrinsify java/util/Arrays.equals(char[], char[])

Reviewed-by: kvn, never
2008-05-29 16:22:09 -07:00
Keith McGuigan
c966634470 6705523: Fix for 6695506 will violate spec when used in JDK6
Make max classfile version number dependent on JDK version

Reviewed-by: acorn, never
2008-05-22 13:03:52 -04:00
Vladimir Kozlov
76035424de 6703890: Compressed Oops: add LoadNKlass node to generate narrow oops (32-bits) compare instructions
Add LoadNKlass and CMoveN nodes, use CmpN and ConN nodes to generate narrow oops compare instructions.

Reviewed-by: never, rasbold
2008-05-21 13:46:23 -07:00
Daniel D. Daugherty
e03f944292 Merge 2008-05-16 13:42:07 -07:00
John R Rose
3a4ea9a986 6701024: SAJDI functionality is broken
Back out sa-related changes to 6652736, use concrete expressions for WKK names in the SA

Reviewed-by: never, sundar
2008-05-14 00:41:06 -07:00
Daniel D. Daugherty
a55c15f436 Merge 2008-05-09 09:11:34 -07:00
Daniel D. Daugherty
a2a49ae8de 6670684: 4/5 SA command universe did not print out CMS space information
Forward port of Yumin's fix for 6670684 from HSX-11; Yumin verified the port was correct.

Reviewed-by: dcubed
2008-05-09 08:55:13 -07:00
Igor Veresov
035662396c Merge 2008-05-04 03:29:31 -07:00
Steve Bohne
92cdc5a2e2 Merge 2008-05-02 08:22:11 -07:00
Steve Bohne
4cfac3990e Merge 2008-05-01 09:38:23 -04:00
John R Rose
bb7ccea4ff 6652736: well known classes in system dictionary are inefficiently processed
Combine many scalar variables into a single enum-indexed array in SystemDictionary.

Reviewed-by: kvn
2008-04-29 19:45:22 -07:00
Coleen Phillimore
aee4bafd9b 6689523: max heap calculation for compressed oops is off by MaxPermSize
Need to subtract MaxPermSize from the total heap size when determining whether compressed oops is turned on.

Reviewed-by: jmasa, jcoomes, kvn
2008-04-29 19:31:29 -04:00
Igor Veresov
a24f915b60 6684395: Port NUMA-aware allocator to linux
NUMA-aware allocator port to Linux

Reviewed-by: jmasa, apetrusenko
2008-04-29 13:51:26 +04:00
Chuck Rasbold
cf2288b223 Merge 2008-04-28 08:08:12 -07:00
Vladimir Kozlov
69155d87f9 6689060: Escape Analysis does not work with Compressed Oops
64-bits VM crashes with -XX:+AggresiveOpts (Escape Analysis + Compressed Oops)

Reviewed-by: never, sgoldman
2008-04-23 11:20:36 -07:00
Keith McGuigan
f072bc9d3f 6537506: Provide a mechanism for specifying Java-level USDT-like dtrace probes
Initial checkin of JSDT code

Reviewed-by: acorn, sbohne
2008-04-17 22:18:15 -04:00
Keith McGuigan
849e0dfc44 6622385: Accessing protected static methods
Protected contraints should only be applied if member is not static

Reviewed-by: acorn, coleenp
2008-04-16 17:36:29 -04:00
Andrey Petrusenko
f784be24d1 Merge 2008-04-16 12:58:03 +04:00
Coleen Phillimore
4a831d45f0 6420645: Create a vm that uses compressed oops for up to 32gb heapsizes
Compressed oops in instances, arrays, and headers. Code contributors are coleenp, phh, never, swamyv

Reviewed-by: jmasa, kamg, acorn, tbell, kvn, rasbold
2008-04-13 17:43:42 -04:00
Keith McGuigan
680ecf1611 Merge 2008-04-11 09:56:35 -04:00
Steve Bohne
7ea0891458 6692235: Fix for 6666698 broke -XX:BiasedLockingStartupDelay=0
Stack allocated VM_EnableBiasedLocking op must be marked as such

Reviewed-by: xlu, acorn, never, dholmes
2008-04-10 15:49:29 -04:00
Steve Bohne
0b3a154bf3 6686407: Fix for 6666698 broke -XX:BiasedLockingStartupDelay=0
Stack allocated VM_EnableBiasedLocking op must be marked as such

Reviewed-by: xlu, acorn, never, dholmes
2008-04-10 15:49:16 -04:00
Chuck Rasbold
87c524d47e Merge 2008-04-09 15:10:22 -07:00
Steve Goldman
c89e39d40a 6603919: Stackwalking crash on x86 -server with Sun Studio's collect -j on
Rewrite frame::safe_for_sender and friends to be safe for collector/analyzer

Reviewed-by: dcubed, kvn
2008-04-08 12:23:15 -04:00
Andrey Petrusenko
0ae0691490 Merge 2008-04-07 09:32:49 -07:00
Tom Rodriguez
89290f2817 6619271: The -Xprintflags causes the VM to segv
Add null checks

Reviewed-by: jrose, kvn
2008-04-03 10:20:44 -07:00
Chuck Rasbold
1659f11da6 Merge 2008-04-03 06:41:16 -07:00
John R Rose
0d27a8639f 6667042: PrintAssembly option does not work without special plugin
Remove old private plugin interface, simplify, rework old plugin to use unchanged Gnu sources

Reviewed-by: kvn, rasbold
2008-04-02 12:09:59 -07:00
Vladimir Kozlov
659a8dc7d5 6681646: Relocking of a scalar replaced object during deoptimization is broken
Relocking of a thread-local object during deoptimization is broken

Reviewed-by: kbr, jrose, never
2008-04-01 16:14:18 -07:00
Andrey Petrusenko
252a10cf1a 6539517: CR 6186200 should be extended to perm gen allocation to prevent spurious OOM's from perm gen
Reviewed-by: ysr, jmasa
2008-04-01 15:13:47 +04:00