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104 Commits

Author SHA1 Message Date
Keith McGuigan
9e9551fdd8 Merge 2010-09-22 12:54:51 -04:00
Zhengyu Gu
f9eb9cccb9 6981753: Rebrand vm vendor property settings 
Uses JDK_Version to determinate to set vm vendor to "Oracle Corporation" for JDK7 and later.

Reviewed-by: kamg, ohair, coleenp
 2010-09-17 09:45:32 -04:00
Vladimir Kozlov
5e98ce13ab Merge 2010-09-16 16:48:40 -07:00
Vladimir Kozlov
7df5e956d1 6984368: Large default heap size does not allow to use zero based compressed oops 
Take into account HeapBaseMinAddress and round down MaxPermSize

Reviewed-by: never
 2010-09-14 17:19:35 -07:00
Keith McGuigan
5c3276599b Merge 2010-09-07 11:38:09 -04:00
Igor Veresov
2c66a6c3fd 6953144: Tiered compilation 
Infrastructure for tiered compilation support (interpreter + c1 + c2) for 32 and 64 bit. Simple tiered policy implementation.

Reviewed-by: kvn, never, phh, twisti
 2010-09-03 17:51:07 -07:00
Ivan P Krylov
5d5bcb4bca 6979444: add command line option to print command line flags descriptions 
Implementation of a nonproduct boolean flag XX:PrintFlagsWithComments

Reviewed-by: kamg, dholmes, dsamersoff
 2010-08-31 03:14:00 -07:00
Tom Rodriguez
150ca9b5b1 Merge 2010-08-27 17:35:08 -07:00
Tom Rodriguez
08d9e03b81 4809552: Optimize Arrays.fill(...) 
Reviewed-by: kvn
 2010-08-27 17:33:49 -07:00
Daniel D. Daugherty
11da6c2e2a Merge 2010-08-23 08:44:03 -07:00
Tom Rodriguez
519c627fe5 Merge 2010-08-20 09:55:50 -07:00
Tom Rodriguez
a54b1ff70e 6978249: spill between cpu and fpu registers when those moves are fast 
Reviewed-by: kvn
 2010-08-19 14:51:47 -07:00
Pavel Tisnovsky
b002fe5992 6885308: The incorrect -XX:StackRedPages, -XX:StackShadowPages, -XX:StackYellowPages could cause VM crash 
Test minimal stack sizes given (also fixed linux compilation error)

Reviewed-by: never, phh, coleenp
 2010-08-19 14:23:59 -04:00
John Cuthbertson
becf7cffb3 Merge 2010-08-14 00:47:52 -07:00
Bob Vandette
b95c7e9523 6953477: Increase portability and flexibility of building Hotspot 
A collection of portability improvements including shared code support for PPC, ARM platforms, software floating point, cross compilation support and improvements in error crash detail.

Reviewed-by: phh, never, coleenp, dholmes
 2010-08-03 08:13:38 -04:00
Andrew Haley
d44a3683b1 6888526: Linux getCurrentThreadCpuTime is drastically slower than Windows 
Reviewed-by: dcubed, dholmes
 2010-07-28 17:38:21 +01:00
Antonios Printezis
38ab95c64b 6962589: remove breadth first scanning code from parallel gc 
Remove the breadth-first copying order from ParallelScavenge and use depth-first by default.

Reviewed-by: jcoomes, ysr, johnc
 2010-07-22 10:27:41 -04:00
Coleen Phillimore
091b24c59d Merge 2010-06-30 11:52:10 -04:00
John R Rose
7b529c7ee7 Merge 2010-06-29 16:09:57 -07:00
Vladimir Kozlov
4bd0381466 6964774: Adjust optimization flags setting 
Adjust performance flags settings.

Reviewed-by: never, phh
 2010-06-29 10:34:00 -07:00
Coleen Phillimore
52adb9a491 Merge 2010-06-28 12:03:05 -04:00
John Coomes
a792499b68 6888573: class data sharing does not always disable large pages 
Reviewed-by: phh
 2010-06-24 15:38:42 -07:00
John R Rose
d6a9b93b5a Merge 2010-06-02 22:45:42 -07:00
Erik Trimble
ba7c173659 6941466: Oracle rebranding changes for Hotspot repositories 
Change all the Sun copyrights to Oracle copyright

Reviewed-by: ohair
 2010-05-27 19:08:38 -07:00
Vladimir Kozlov
cc18a50e59 6916623: Align object to 16 bytes to use Compressed Oops with java heap up to 64Gb 
Added new product ObjectAlignmentInBytes flag to control object alignment.

Reviewed-by: twisti, ysr, iveresov
 2010-05-27 18:01:56 -07:00
Christian Thalinger
0211f9703a 6943304: remove tagged stack interpreter 
Reviewed-by: coleenp, never, gbenson
 2010-04-30 08:37:24 -07:00
Antonios Printezis
a6d2266193 6949307: G1: raise a vm error, do not core dump, if target pause time and target interval are inconsistent 
First, change the guarantee to raising a vm error. Second, set the interval dynamically, and based on the pause time target, if it is not set explicitly.

Reviewed-by: ysr, johnc
 2010-05-07 13:14:41 -04:00
Antonios Printezis
972acdab81 6937160: G1: should observe GCTimeRatio 
Remove the G1GCPercent parameter, that specifies the desired GC overhead percentage in G1, and observe the GCTimeRatio parameter instead.

Reviewed-by: jmasa, johnc
 2010-03-30 15:36:55 -04:00
Andrey Petrusenko
531591c2b9 Merge 2010-03-22 02:40:53 -07:00
Christian Thalinger
1270c6c005 6932091: JSR 292 x86 code cleanup 
Some code cleanups found during the JSR 292 SPARC port.

Reviewed-by: kvn, never
 2010-03-18 09:56:51 +01:00
John Coomes
4f82340476 4396719: Mark Sweep stack overflow on deeply nested Object arrays 
Use an explicit stack for object arrays and process them in chunks.

Reviewed-by: iveresov, apetrusenko
 2010-03-03 14:48:26 -08:00
Jon Masamitsu
f254745228 6928081: G1: rename parameters common with CMS 
Rename marking stack sizing flags to be common between G1 and CMS

Reviewed-by: ysr, tonyp
 2010-02-24 07:00:33 -08:00
Antonios Printezis
77b2dfce1d 6928073: G1: use existing command line parameters for marking cycle initiation 
Replace the combination of the G1SteadyStateUsed / G1SteadyStateUsedDelta parameteres to decide the marking initiation threshold and instead use InitiatingHeapOccupancyPercent.

Reviewed-by: ysr, johnc
 2010-02-23 23:14:34 -05:00
Vladimir Kozlov
9110d86267 Merge 2010-02-12 15:27:36 -08:00
Vladimir Kozlov
2fd8d35905 6923002: assert(false,"this call site should not be polymorphic") 
Clear the total count when a receiver information is cleared.

Reviewed-by: never, jrose
 2010-02-07 12:15:06 -08:00
John Cuthbertson
b34027a600 6885297: java -XX:RefDiscoveryPolicy=2 or -XX:TLABWasteTargetPercent=0 cause VM crash 
Interval checking is now being performed on the values passed in for these two flags. The current acceptable range for RefDiscoveryPolicy is [0..1], and for TLABWasteTargetPercent it is [1..100].

Reviewed-by: apetrusenko, ysr
 2010-01-29 14:51:38 -08:00
Eric Caspole
f557cc8bd0 6919886: Sweep CodeCache more aggressively to reduce its usage for CompileTheWorld 
Add safepoint after CompileTheWorldSafepointInterval (100) compilations and do full sweep of CodeCache each time.

Reviewed-by: never
 2010-01-26 08:53:24 -08:00
Igor Veresov
ba4994e447 Merge 2010-01-12 13:54:40 -08:00
Y. Srinivas Ramakrishna
c0174fb200 Merge 2010-01-09 09:01:41 -08:00
John R Rose
fdbb64ef71 6912062: disassembler plugin needs to produce symbolic information in product mode 
More informative disassembly in product mode.  Also, a more consistent CompileCommand syntax.

Reviewed-by: never
 2010-01-08 13:47:01 -08:00
Gary Benson
5d66f5aca8 6914622: Print values of all flags for product VM 
Change the flag -XX:+PrintFlagsFinal to product and add new product flag -XX:+PrintFlagsInitial.

Reviewed-by: phh, ysr
 2010-01-07 16:24:17 -08:00
Y. Srinivas Ramakrishna
642d1bc555 6637203: Classunloading messages go to stdout rather than Xloggc file, causing hangs when stdout is closed 
Decoupled TraceClassUnloading from verbose:gc, JVMTI_VERBOSE_GC and PrintGC[Details], making it settable in a manner identical to TraceClassLoading. Reverted an inadvertent change of TraceClassUnloading output in a previous changeset from gclog back to tty.

Reviewed-by: coleenp, dholmes, jmasa, poonam
 2010-01-04 14:51:26 -08:00
Christian Thalinger
caf28727eb 6893081: method handle & invokedynamic code needs additional cleanup (post 6815692, 6858164) 
During the work for 6829187 we have fixed a number of basic bugs which are logically grouped with 6815692 and 6858164 but which must be reviewed and pushed separately.

Reviewed-by: kvn, never
 2010-01-04 18:38:08 +01:00
Gary Benson
915d9602fe 6909153: Fix broken options on Zero 
Smaller fixes to ensure that Zero still works with non-standard options.

Reviewed-by: twisti
 2010-01-04 00:22:57 -08:00
Y. Srinivas Ramakrishna
272a6d47bb 6631166: CMS: better heuristics when combatting fragmentation 
Autonomic per-worker free block cache sizing, tunable coalition policies, fixes to per-size block statistics, retuned gain and bandwidth of some feedback loop filters to allow quicker reactivity to abrupt changes in ambient demand, and other heuristics to reduce fragmentation of the CMS old gen. Also tightened some assertions, including those related to locking.

Reviewed-by: jmasa
 2009-12-23 09:23:54 -08:00
Paul Hohensee
4aba621c22 6900899: vm fails to start when -Xmx value is less than OldSize + NewSize 
Set minimum heap size to min(OldSize + NewSize, MaxHeapSize) in Arguments::set_heap_size().

Reviewed-by: kvn, ysr, tonyp
 2009-11-20 16:22:38 -05:00
Keith McGuigan
01b706e9f9 Merge 2009-11-11 09:13:12 -05:00
Roland Westrelin
7eea7dcfe4 6769124: various 64-bit fixes for c1 
Reviewed-by: never
 2009-11-02 11:17:55 +01:00
Paul Hohensee
2f7d60fa36 6887571: Increase default heap config sizes 
Apply modification of existing server heap size ergo to all collectors except CMS.

Reviewed-by: jmasa, ysr, xlu
 2009-10-28 16:25:51 -04:00
Gary Benson
5473f394c6 6890308: integrate zero assembler hotspot changes 
Reviewed-by: never
 2009-10-13 12:04:21 -07:00