Xiaobin Lu
09f8dd45d1
6934758: Expose the break down of clean up task time during safepoint
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Use -XX:+TraceSafepointCleanupTime to print out the details of each clean up tasks.
Reviewed-by: dholmes, ysr
2010-03-13 16:32:49 -08:00
Coleen Phillimore
053d7adeb2
6929067: Stack guard pages should be removed when thread is detached
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Add code to unmap stack guard area when thread is detached.
Reviewed-by: coleenp, kamg
2010-03-12 10:42:16 -05:00
John Cuthbertson
e9f77f7ec1
6755988: G1: assert(new_obj != 0 || ... "should be forwarded")
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A TLAB became large enough to be considered a humongous object allowing multiple objects to be allocated in a humongous region, which violates a basic assumption about humongous regions. The changes ensure that TLABs cannot be regarded as humongous.
Reviewed-by: iveresov, tonyp
2010-03-11 11:44:43 -08:00
Andrey Petrusenko
5e42804119
Merge
2010-03-15 02:56:45 -07:00
Karen Kinnear
8d1747bc4b
Merge
2010-03-11 14:41:29 -05:00
Xiaobin Lu
8742fc8e62
6933402: RFE: Improve PrintSafepointStatistics output to track cleanup time
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Improve the usability of safepoint statistics data. See bug evaluation for more details.
Reviewed-by: ysr, dholmes
2010-03-10 21:42:26 -08:00
Roland Westrelin
7dcf59914e
6932496: c1: deoptimization of jsr subroutine fails on sparcv9
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Store jsr ret bci as intptr constant in c1 debug info
Reviewed-by: never
2010-03-05 13:58:34 +01:00
Christian Thalinger
ffec4c00c4
6919934: JSR 292 needs to support x86 C1
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This implements JSR 292 support for C1 x86.
Reviewed-by: never, jrose, kvn
2010-03-09 20:16:19 +01:00
John Coomes
4f82340476
4396719: Mark Sweep stack overflow on deeply nested Object arrays
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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
5fdec09798
6910182: CMS: assert(_cursor[j] == _survivor_plab_array[j].end(),"Ctl pt invariant")
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Calculation of the slicing of survivor spaces for MT was incorrect.
Reviewed-by: ysr
2010-03-03 08:10:41 -08:00
John Cuthbertson
a9c71d9169
Merge
2010-03-02 13:59:37 -08:00
John Cuthbertson
76881615ca
Merge
2010-03-02 13:57:46 -08:00
Coleen Phillimore
13ac3be829
6914050: jvm assertion "guard pages must be in use" in -Xcomp mode
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Move creating stack guard pages in jni attach thread before potential java call rather than after. Also cleanup stack guard pages when jni attach fails
Reviewed-by: never, dholmes
2010-03-02 12:09:40 -08:00
Tom Rodriguez
e904069b51
6930398: fix for return address locals in OSR entries uses wrong test
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Reviewed-by: kvn
2010-03-01 12:12:35 -08:00
Paul Hohensee
cef423370c
6923123: Hotspot refuses to start when -Xmx4m or -Xms4m is specified
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Reduce NewSize from 4m to 1m.
Reviewed-by: tonyp, jmasa
2010-02-26 16:40:55 -05:00
Vladimir Kozlov
667e7ff0c0
6930116: loop predication code does not handle If nodes with only one projection
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Add check for iff->outcnt() < 2.
Reviewed-by: never
2010-02-25 22:58:43 -08:00
Vladimir Kozlov
8554996b9b
6930035: C2 type system incorrectly handles case j.l.Object->meet(constant AryPtr)
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Add missing code.
Reviewed-by: never
2010-02-25 15:55:47 -08:00
Tom Rodriguez
0ab4fb9e37
6915557: assert(_gvn.type(l)->higher_equal(type),"must constrain OSR typestate") with debug build
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Reviewed-by: kvn
2010-02-25 11:38:50 -08:00
Antonios Printezis
1eb12e87a7
6928065: G1: use existing command line parameters to set the young generation size
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See synopsis
Reviewed-by: johnc, jmasa
2010-02-24 14:56:20 -05:00
Jon Masamitsu
f254745228
6928081: G1: rename parameters common with CMS
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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
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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
Antonios Printezis
b5c83abcd4
6928059: G1: command line parameter renaming
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Rename G1 parameters to make them more consistent.
Reviewed-by: jmasa, johnc
2010-02-23 23:13:23 -05:00
Vladimir Kozlov
e599f6c927
6928717: HS17 fails to build with SS11 C++
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Add missing handles.inline.hpp for codeCache.cpp.
Reviewed-by: never
2010-02-22 16:56:49 -08:00
Tom Rodriguez
fbd5ca617d
6927049: assert(is_Loop(),"invalid node class")
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Reviewed-by: kvn
2010-02-19 13:06:11 -08:00
Vladimir Kozlov
fa2d360cd5
6910664: C2: java/util/Arrays/Sorting.java fails with DeoptimizeALot flag
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Matcher::float_in_double should be true only when FPU is used for floats.
Reviewed-by: never, twisti
2010-02-19 10:04:16 -08:00
Tom Rodriguez
3e1688a8cd
6663854: assert(n != __null,"Bad immediate dominator info.") in C2 with -Xcomp
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Reviewed-by: kvn
2010-02-18 15:05:10 -08:00
Christian Thalinger
c3066e0605
Merge
2010-02-18 10:44:14 -08:00
Christian Thalinger
0c605ed991
6926782: CodeBuffer size too small after 6921352
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After 6921352 the CodeBuffer size was too small.
Reviewed-by: kvn, never
2010-02-18 11:35:41 +01:00
Tom Rodriguez
51fc36cc9a
6877221: Endless deoptimizations in OSR nmethod
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Reviewed-by: kvn
2010-02-16 20:07:48 -08:00
Vladimir Kozlov
892336beb1
6926697: "optimized" VM build failed: The type "AdapterHandlerTableIterator" is incomplete
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Define AdapterHandlerTableIterator class as non product instead of debug.
Reviewed-by: never
2010-02-16 16:17:46 -08:00
John Cuthbertson
e475437c5a
Merge
2010-02-16 14:11:44 -08:00
Vladimir Kozlov
9110d86267
Merge
2010-02-12 15:27:36 -08:00
Vladimir Kozlov
d4437819bd
6925249: assert(last_sp < (intptr_t*) interpreter_frame_monitor_begin(),"bad tos")
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Fix assert since top deoptimized frame has last_sp == interpreter_frame_monitor_begin if there are no expressions.
Reviewed-by: twisti
2010-02-12 08:54:13 -08:00
Igor Veresov
52b92d5593
6923991: G1: improve scalability of RSet scanning
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Implemented block-based work stealing. Moved copying during the rset scanning phase to the main copying phase. Made the size of rset table depend on the region size.
Reviewed-by: apetrusenko, tonyp
2010-02-11 15:52:19 -08:00
John Cuthbertson
0356567ed8
6782663: Data produced by PrintGCApplicationConcurrentTime and PrintGCApplicationStoppedTime is not accurate
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Update and display the timers associated with these flags for all safepoints.
Reviewed-by: ysr, jcoomes
2010-02-09 13:56:09 -08:00
Vladimir Kozlov
1a1e145498
6924097: assert((_type == Type::MEMORY) == (_adr_type != 0),"adr_type for memory phis only")
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Use PhiNode::make_blank(r, n) method to construct the phi.
Reviewed-by: never
2010-02-09 10:21:06 -08:00
Vladimir Kozlov
22409a5704
6910618: C2: Error: assert(d->is_oop(),"JVM_ArrayCopy: dst not an oop")
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Mark in PcDesc call sites which return oop and save the result oop across objects reallocation during deoptimization.
Reviewed-by: never
2010-02-09 01:31:13 -08:00
Vladimir Kozlov
3f7a94c3f2
6910605: C2: NullPointerException/ClassCaseException is thrown when C2 with DeoptimizeALot is used
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Set the reexecute bit for runtime calls _new_array_Java when they used for _multianewarray bytecode.
Reviewed-by: never
2010-02-08 12:20:09 -08:00
Antonios Printezis
a88853347f
6802453: G1: hr()->is_in_reserved(from),"Precondition."
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The operations of re-using a RSet component and expanding the same RSet component were not mutually exlusive, and this could lead to RSets getting corrupted and entries being dropped.
Reviewed-by: iveresov, johnc
2010-02-08 14:23:01 -05:00
John Cuthbertson
e003616106
Merge
2010-02-08 09:58:32 -08:00
Vladimir Kozlov
2fd8d35905
6923002: assert(false,"this call site should not be polymorphic")
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Clear the total count when a receiver information is cleared.
Reviewed-by: never, jrose
2010-02-07 12:15:06 -08:00
Tom Rodriguez
c1be36be1b
6920293: OptimizeStringConcat causing core dumps
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Reviewed-by: kvn, twisti
2010-02-05 11:07:40 -08:00
Antonios Printezis
c157b744ed
6920977: G1: guarantee(k == probe->klass(),"klass should be in dictionary") fails
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The guarantee is too strict and the test will fail (incorrectly) if the class is not in the system dictionary but in the placeholders.
Reviewed-by: acorn, phh
2010-02-05 11:05:50 -05:00
Andrei Pangin
134e70e53b
Merge
2010-02-04 15:50:59 -08:00
Tom Rodriguez
22ce62f2d1
6921992: failure in verify scheduling after 6792161
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Reviewed-by: kvn
2010-02-04 11:16:23 -08:00
Christian Thalinger
82ce2c602b
Merge
2010-02-04 03:34:05 -08:00
Vladimir Kozlov
d4878296c5
6923043: failed nightly tests which use -XX:+PrintCompilation -Xcomp -XX:CompileOnly
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Print "made not compilable" line only for deoptimizations.
Reviewed-by: never
2010-02-03 15:03:22 -08:00
Tom Rodriguez
aecc4f4081
6921922: fix for 6911204 breaks tagged stack interpreter
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Reviewed-by: kvn
2010-02-03 12:28:30 -08:00
John Cuthbertson
7f9ba03c32
6914402: G1: assert(!is_young_card(cached_ptr),"shouldn't get a card in young region")
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Invalid assert. Filter cards evicted from the card count cache instead.
Reviewed-by: apetrusenko, tonyp
2010-02-02 18:39:50 -08:00
Y. Srinivas Ramakrishna
c61ab190cf
6904516: More object array barrier fixes, following up on 6906727
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Fixed missing pre-barrier calls for G1, modified C1 to call pre- and correct post-barrier interfaces, deleted obsolete interface, (temporarily) disabled redundant deferred barrier in BacktraceBuilder.
Reviewed-by: coleenp, jmasa, kvn, never
2010-02-01 17:29:01 -08:00