60 Commits

Author SHA1 Message Date
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
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
John Coomes
5ac01e984f 6642862: Code cache allocation fails with large pages after 6588638
Reviewed-by: apetrusenko
2008-03-28 23:35:42 -07:00
Antonios Printezis
6bfbc36dcd Merge 2008-03-27 17:22:06 -07:00
Chuck Rasbold
446895de2d Merge 2008-03-21 08:32:17 -07:00
Keith McGuigan
c2c3f0fe72 Merge 2008-03-20 09:17:30 -05:00
Vladimir Kozlov
b71360f557 6662967: Optimize I2D conversion on new x86
Use CVTDQ2PS and CVTDQ2PD for integer values conversions to float and double values on new AMD cpu.

Reviewed-by: sgoldman, never
2008-03-19 15:33:25 -07:00
Steve Bohne
bf559c6dce 6667833: Remove CacheTimeMillis
Remove -XX:+CacheTimeMillis option and associated functionality

Reviewed-by: acorn, never
2008-03-19 09:58:01 -04:00
Y. Srinivas Ramakrishna
f2b6ac989e 6634032: CMS: Need CMSInitiatingPermOccupancyFraction for perm, divorcing from CMSInitiatingOccupancyFraction
The option CMSInitiatingPermOccupancyFraction now controls perm triggering threshold. Even though the actual value of the threshold has not yet been changed, so there is no change in policy, we now have the infrastructure in place for dynamically deciding when to collect the perm gen, an issue that will be addressed in the near future.

Reviewed-by: jmasa
2008-03-16 21:57:25 -07:00
Vladimir Kozlov
fc0117cb9a 6674588: (Escape Analysis) Improve Escape Analysis code
Current EA code has several problems which have to be fixed.

Reviewed-by: jrose, sgoldman
2008-03-14 15:26:33 -07:00
Daniel D. Daugherty
0745d10694 Merge 2008-03-13 14:17:48 -07:00
Chuck Rasbold
1931e94bad Merge 2008-03-13 05:40:44 -07:00
Daniel D. Daugherty
63a8cc420e 6667089: 3/3 multiple redefinitions of a class break reflection
Use instanceKlass::method_with_idnum() instead of slot() to work with RedefineClasses().

Reviewed-by: sspitsyn
2008-03-12 18:39:05 -07:00
Daniel D. Daugherty
454bce8993 6453355: 4/4 new No_Safepoint_Verifier uses fail during GC
(for Serguei) Clean up use of No_Safepoint_Verifier in JVM TI

Reviewed-by: dcubed
2008-03-12 18:09:34 -07:00
Jon Masamitsu
3bf59e9c0a 6673975: Disable ZapUnusedHeapArea to reduce GC execution times of debug JVM's
Mangling the unused space is having an adverse affect on testing with fastdebug builds so turn it off by default.

Reviewed-by: ysr, tonyp
2008-03-11 14:19:53 -07:00
Vladimir Kozlov
96e8bcb6aa 6667620: (Escape Analysis) fix deoptimization for scalar replaced objects
Deoptimization code for reallocation and relocking scalar replaced objects has to be fixed.

Reviewed-by: rasbold, never
2008-03-11 11:25:13 -07:00