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
Gary Benson
51b9396b40
6927165: Zero S/390 fixes
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Fixes two failures on 31-bit S/390.
Reviewed-by: twisti
2010-02-18 06:54:48 -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
Gary Benson
17a0e10b07
6926048: Improve Zero performance
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Make Zero figure out result types in a similar way to C++ interpreter implementation.
Reviewed-by: kvn
2010-02-12 10:34:11 -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
Andrei Pangin
291a66ad2f
Merge
2010-02-11 10:48:10 -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
Neo Jia
7d7887d46c
6587322: dtrace probe object__alloc doesn't fire in some situations on amd64
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Fix misplaced probe point
Reviewed-by: rasbold, phh
2010-02-08 13:49:03 -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
Tom Rodriguez
af0c45705b
Merge
2010-02-03 18:33:04 -08:00
Hiroshi Yamauchi
688398edef
6921969: optimize 64 long multiply for case with high bits zero
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Reviewed-by: never, twisti, kvn, rasbold
2010-02-03 15:56:37 -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
Daniel D. Daugherty
8acae99fd8
Merge
2010-02-02 11:08:17 -07:00
Daniel D. Daugherty
54c04bca93
6918421: 1/1 in-process JVM now ignores preset Windows unhandled exception filter
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Add support for chaining Windows UnhandledExceptionFilter handlers
Reviewed-by: kamg, dholmes, never, acorn, ikrylov
2010-02-02 10:37:32 -07:00
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
Vladimir Kozlov
0c27c5537e
6614597: Performance variability in jvm2008 xml.validation
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Fix incorrect marking of methods as not compilable.
Reviewed-by: never
2010-02-01 16:49:49 -08:00
Tom Deneau
f23b68b367
6902182: 4/4 Starting with jdwp agent should not incur performance penalty
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Rename can_post_exceptions support to can_post_on_exceptions. Add support for should_post_on_exceptions flag to permit per JavaThread optimizations.
Reviewed-by: never, kvn, dcubed
2010-02-01 17:35:05 -07:00
Christian Thalinger
4e8608a124
6921799: JSR 292 call sites should not be fixed-up
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MethodHandle invoke call sites should not be fixed-up by SharedRuntime::fixup_callers_callsite as c2i/i2c adapters are used to implement MethodHandle actions.
Reviewed-by: kvn, never
2010-02-01 23:18:47 +01:00
Christian Thalinger
918c7a2e33
6921352: JSR 292 needs its own deopt handler
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We need to introduce a new MH deopt handler so we can easily determine if the deopt happened at a MH call site or not.
Reviewed-by: never, jrose
2010-02-01 19:29:46 +01:00
Tom Rodriguez
8cc63249e9
6916644: C2 compiler crash on x86
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Reviewed-by: kvn, twisti
2010-01-29 22:51:41 -08:00
John Cuthbertson
b34027a600
6885297: java -XX:RefDiscoveryPolicy=2 or -XX:TLABWasteTargetPercent=0 cause VM crash
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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
a57d68e35b
4360113: Evict nmethods when code cache gets full
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Speculatively unload the oldest nmethods when code cache gets full.
Reviewed-by: never, kvn
2010-01-29 09:27:22 -08:00
Christian Thalinger
9aa675b7e6
6921339: backout 6917766
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Reviewed-by: mr
2010-01-29 08:33:24 -08:00
Christian Thalinger
fbc43afae6
6917766: JSR 292 needs its own deopt handler
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We need to introduce a new MH deopt handler so we can easily determine if the deopt happened at a MH call site or not.
Reviewed-by: never, jrose
2010-01-29 12:13:05 +01:00
Tom Rodriguez
07c442542c
6792161: assert("No dead instructions after post-alloc")
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Reviewed-by: kvn
2010-01-28 20:41:37 -08:00
Tom Rodriguez
0b2600abcd
6920346: G1: "must avoid base_memory and AliasIdxTop"
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Reviewed-by: kvn
2010-01-28 16:28:28 -08:00
Karen Kinnear
57b48ea42a
Merge
2010-01-28 13:59:18 -05:00
Gary Benson
6e4af7581c
6920970: Zero build fixes after 6849984 and 6911204
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Two recent commits broke the build on Zero.
Reviewed-by: twisti
2010-01-28 08:36:34 -08:00
Y. Srinivas Ramakrishna
679f958f72
Merge
2010-01-27 22:38:37 -08:00
Igor Veresov
43b70061e4
Merge
2010-01-27 14:06:27 -08:00
Y. Srinivas Ramakrishna
b75896a657
Merge
2010-01-26 23:36:11 -08:00
