Jon Masamitsu
d9b7798319
6862534: -XX:NewRatio completely ignored when combined with -XX:+UseConcMarkSweepG
...
Use NewRatio if it is explicitly set.
Reviewed-by: ysr, jcoomes
2009-08-02 18:44:36 -07:00
Changpeng Fang
ae00753bf7
6833129: specjvm98 fails with NullPointerException in the compiler with -XX:DeoptimizeALot
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Developed a reexecute logic for the interpreter to reexecute the bytecode when deopt happens
Reviewed-by: kvn, never, jrose, twisti
2009-07-31 17:12:33 -07:00
Y. Srinivas Ramakrishna
968de64586
Merge
2009-07-31 10:41:29 -07:00
Y. Srinivas Ramakrishna
c6763b5bad
4957990: Perm heap bloat in JVM
...
Treat ProfileData in MDO's as a source of weak, not strong, roots. Fixes the bug for stop-world collection -- the case of concurrent collection will be fixed separately.
Reviewed-by: jcoomes, jmasa, kvn, never
2009-09-02 00:04:29 -07:00
Coleen Phillimore
76a4e2a8c1
Merge
2009-07-30 15:06:19 -04:00
Erik Trimble
e846382e12
Merge
2009-07-29 16:00:35 -07:00
Antonios Printezis
5f7ed79e3c
6864886: G1: rename -XX parameters related to update buffers
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Renaming a couple of update buffer-related parameters to make them more understandable and consistent.
Reviewed-by: iveresov, ysr
2009-07-29 11:01:26 -04:00
Daniel D. Daugherty
10e13deca1
Merge
2009-07-28 13:50:07 -06:00
Daniel D. Daugherty
40de9c5fcc
6862295: JDWP threadid changes during debugging session (leading to ingored breakpoints)
...
Correctly count full GC operations for framework collectors. Add ForceFullGCJVMTIEpilogues as a future work around if needed.
Reviewed-by: jcoomes, alanb, ysr
2009-07-28 13:35:00 -06:00
Xiomara Jayasena
a63ef10004
6862919: Update copyright year
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Update copyright for files that have been modified in 2009, up to 07/09
Reviewed-by: tbell, ohair
2009-07-28 12:12:40 -07:00
Coleen Phillimore
3e69a71772
Merge
2009-07-27 17:23:52 -04:00
Vladimir Kozlov
2641db378b
6863420: os::javaTimeNanos() go backward on Solaris x86
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Use new atomic long load method Atomic::load() to load max_hrtime.
Reviewed-by: never, ysr, johnc, phh, dcubed, acorn
2009-07-26 16:40:14 -07:00
Vladimir Kozlov
1a7cfb7023
Merge
2009-07-24 09:01:00 -07:00
Vladimir Kozlov
b0f75657c5
6826736: CMS: core dump with -XX:+UseCompressedOops
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Fix deoptimization code and OopMapSet::all_do() to check for oop = narrow_oop_base.
Reviewed-by: jcoomes, phh, ysr, never
2009-07-22 15:48:51 -07:00
Y. Srinivas Ramakrishna
075c1335cb
6700789: G1: Enable use of compressed oops with G1 heaps
...
Modifications to G1 so as to allow the use of compressed oops.
Reviewed-by: apetrusenko, coleenp, jmasa, kvn, never, phh, tonyp
2009-07-14 15:40:39 -07:00
Antonios Printezis
1215bc6717
6855834: G1: minimize the output when -XX:+PrintHeapAtGC is set
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Changing the behavior of -XX:+PrintHeapAtGC for G1 from printing lengthy, per-region information to instead printing a concise summary.
Reviewed-by: ysr, apetrusenko, jcoomes
2009-07-07 14:23:00 -04:00
Vladimir Kozlov
9d4cd45834
Merge
2009-07-01 15:06:54 -07:00
Mandy Chung
08f5aeffc1
6857194: Add hotspot perf counters to aid class loading performance measurement
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Add new jvmstat counters to measure detailed class loading time
Reviewed-by: acorn, kamg
2009-07-10 11:10:00 -07:00
Vladimir Kozlov
7b9d6a79ac
6837472: com/sun/jdi/MonitorFrameInfo.java fails with AggressiveOpts in 6u14
...
Disable escape analysis when jvmti/debugger is used. Add support for EA ibto SA.
Reviewed-by: never
2009-06-09 16:19:10 -07:00
Y. Srinivas Ramakrishna
9d9317de4c
6820167: GCALotAtAllSafepoints + FullGCALot(ScavengeALot) options crash JVM
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Short-circuit gc-a-lot attempts by non-JavaThreads; SkipGCALot c'tor to elide re-entrant gc-a-lot attempts.
Reviewed-by: apetrusenko, jcoomes, jmasa, kamg
2009-06-11 12:40:00 -07:00
Jon Masamitsu
46dcdf10e6
Merge
2009-06-10 14:57:21 -07:00
Changpeng Fang
0429abd38a
6848466: frame::frame_size() assertion failure with -XX:+DebugDeoptimization
...
Add a RegisterMap* argument to frame::frame_size() to correctly compute the sender frame
Reviewed-by: never
2009-06-05 10:25:39 -07:00
Igor Veresov
8c764e214c
6484957: G1: parallel concurrent refinement
...
6826318: G1: remove traversal-based refinement code
Removed traversal-based refinement code as it's no longer used. Made the concurrent refinement (queue-based) parallel.
Reviewed-by: tonyp
2009-05-11 16:30:56 -07:00
Vladimir Kozlov
b5cff6a1a0
Merge
2009-05-08 10:34:31 -07:00
Christian Thalinger
6a270f9f19
6823354: Add intrinsics for {Integer,Long}.{numberOfLeadingZeros,numberOfTrailingZeros}()
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These methods can be instrinsified by using bit scan, bit test, and population count instructions.
Reviewed-by: kvn, never
2009-05-06 00:27:52 -07:00
John Cuthbertson
55750920b4
6490395: G1: Tidy up command line flags
...
Change G1 flag names to be more consistent and disable some in 'product' mode.
Reviewed-by: tonyp, iveresov
2009-04-30 15:07:53 -07:00
Vladimir Kozlov
2c4602adb3
6834177: Running jsynprog on Solaris Nevada can cause JVM crash
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Use CodeCache buffer blob instead of static buffer in AdapterHandlerLibrary.
Reviewed-by: never
2009-04-29 12:58:09 -07:00
John R Rose
34c1d72421
6655646: dynamic languages need dynamically linked call sites
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Invokedynamic instruction (JSR 292 RI)
Reviewed-by: twisti, never
2009-04-21 23:21:04 -07:00
Tom Rodriguez
62717f091a
Merge
2009-04-14 12:25:54 -07:00
John R Rose
ce0c084720
6655638: dynamic languages need method handles
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Initial implementation, with known omissions (x86/64, sparc, compiler optim., c-oops, C++ interp.)
Reviewed-by: kvn, twisti, never
2009-04-08 10:56:49 -07:00
Xiaobin Lu
62fa852746
6699669: Hotspot server leaves synchronized block with monitor in bad state
...
Remove usage of _highest_lock field in Thread so that is_lock_owned won't depend on the correct update of that field.
Reviewed-by: never, dice, acorn
2009-04-06 15:47:39 -07:00
Y. Srinivas Ramakrishna
e1b2c1c442
Merge
2009-04-03 15:59:19 -07:00
Karen Kinnear
d4f2196cd0
Merge
2009-04-02 18:17:03 -04:00
Karen Kinnear
1f5324fed4
6825642: nsk sajdi tests fail with NullPointerException
...
Reviewed-by: xlu, coleenp, kamg, swamyv
2009-04-02 14:26:42 -04:00
Tom Rodriguez
e36afee3bd
Merge
2009-04-02 10:49:41 -07:00
Andrey Petrusenko
a8f9284064
Merge
2009-04-02 05:22:02 -07:00
Paul Hohensee
4be7c3c672
6819213: revive sun.boot.library.path
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Support multiplex and mutable sun.boot.library.path
Reviewed-by: acorn, dcubed, xlu
2009-04-01 16:38:01 -04:00
Changpeng Fang
c0d62ad9e6
6761600: Use sse 4.2 in intrinsics
...
Use SSE 4.2 in intrinsics for String.{compareTo/equals/indexOf} and Arrays.equals.
Reviewed-by: kvn, never, jrose
2009-03-31 14:07:08 -07:00
Vladimir Kozlov
aee9449305
Merge
2009-03-31 10:02:01 -07:00
Vladimir Kozlov
705188bb7b
6821700: tune VM flags for peak performance
...
Tune C2 flags default values for performance.
Reviewed-by: never, phh, iveresov, jmasa, ysr
2009-03-30 18:19:31 -07:00
Y. Srinivas Ramakrishna
137a679446
6819891: ParNew: Fix work queue overflow code to deal correctly with +UseCompressedOops
...
When using compressed oops, rather than chaining the overflowed grey objects' pre-images through their klass words, we use GC-worker thread-local overflow stacks.
Reviewed-by: jcoomes, jmasa
2009-03-28 15:47:29 -07:00
Poonam Bajaj
6d21b1e4cd
6822407: heapOopSize lookup is incorrect in Serviceability Agent
...
HeapOopSize symbol should be declared as constant in vmStructs and should not be looked up in readVMIntConstants().
Reviewed-by: never, swamyv, coleenp
2009-03-27 10:29:54 -07:00
Tom Rodriguez
3b786f8edc
Merge
2009-03-26 14:39:39 -07:00
Tom Rodriguez
134debb0ba
6822204: volatile fences should prefer lock:addl to actual mfence instructions
...
Reviewed-by: kvn, phh
2009-03-26 14:31:45 -07:00
Andrey Petrusenko
cf2ae8d98d
6543938: G1: remove the concept of popularity
...
Reviewed-by: iveresov, tonyp
2009-03-25 13:10:54 -07:00
Coleen Phillimore
cec3a034d1
6541756: Reduce executable C-heap
...
Add executable parameters to reserve_memory and commit_memory to reduce executable memory to only the Code Heap.
Reviewed-by: xlu, kvn, acorn
2009-03-25 14:19:20 -04:00
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
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
Vladimir Kozlov
41463d1d3a
Merge
2009-03-19 09:13:24 -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