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2160 Commits

Author SHA1 Message Date
John Cuthbertson
4976ad0ccf 7119908: G1: Cache CSet start region for each worker for subsequent reuse 
Cache workers' calculated starting heap region, used for parallel iteration over the collcection set, for subsequent reuse.

Reviewed-by: tonyp, brutisso
 2011-12-14 17:43:55 -08:00
Vladimir Danushevsky
958178facc Merge 2011-12-14 20:06:21 -05:00
Jon Masamitsu
0ebc10bb13 7121618: Change type of number of GC workers to unsigned int 
Change variables representing the number of GC workers to uint from int and size_t.  Change the parameter in work(int i) to work(uint worker_id).

Reviewed-by: brutisso, tonyp
 2011-12-14 13:34:57 -08:00
Antonios Printezis
1de50427de 7119027: G1: use atomics to update RS length / predict time of inc CSet 
Make sure that the updates to the RS length and inc CSet predicted time are updated in an MT-safe way.

Reviewed-by: brutisso, iveresov
 2011-12-21 07:53:53 -05:00
Jon Masamitsu
49878e46f3 Merge 2011-12-20 20:29:35 -08:00
Antonios Printezis
9427bd6eec 7123165: G1: output during parallel verification can get messed up 
Serialize the worker threads that are generating output during parallel heap verification to make sure the output is consistent.

Reviewed-by: brutisso, johnc, jmasa
 2011-12-20 12:59:28 -05:00
Frederic Parain
85db00acd6 7104647: Adding a diagnostic command framework 
Reviewed-by: phh, dcubed
 2011-12-14 04:30:57 -08:00
Stefan Karlsson
a3943834e1 7121373: Clean up CollectedHeap::is_in 
Fixed G1CollectedHeap::is_in, added tests, cleaned up comments and made Space::is_in pure virtual.

Reviewed-by: brutisso, tonyp, jcoomes
 2011-12-14 12:15:26 +01:00
Jon Masamitsu
714e978aac 7119584: UseParallelGC barrier task can be overwritten 
Provoke a GC for a metadata allocation failure.

Reviewed-by: johnc, iveresov
 2011-12-09 19:28:34 -08:00
Jiangli Zhou
fafb59a0dc Merge 2011-12-09 11:29:05 -08:00
Jon Masamitsu
bb40d3f9f4 Merge 2011-12-09 06:46:57 -08:00
Vladimir Kozlov
98ac731a94 Merge 2011-12-08 10:27:33 -08:00
Vladimir Danushevsky
f930f9f6f6 7050298: ARM: SIGSEGV in JNIHandleBlock::allocate_handle 
Missing release barrier in Monitor::IUnlock

Reviewed-by: dholmes, dice
 2011-12-07 16:47:08 -05:00
Antonios Printezis
4799ed65a4 7118202: G1: eden size unnecessarily drops to a minimum 
An integer underflow can cause the RSet lengths to be massively overpredicted which forces the eden size to the minimum.

Reviewed-by: brutisso, johnc
 2011-12-07 12:54:51 -05:00
Daniel D. Daugherty
2a6a2b2d0a 7118648: disable compressed oops by default on MacOS X until 7118647 is fixed 
UseCompressedOops is false by default on MacOS X; can still be set manually

Reviewed-by: jmelvin, kvn, dholmes
 2011-12-07 07:27:09 -08:00
Stefan Karlsson
e057d60ca1 7118863: Move sizeof(klassOopDesc) into the *Klass::*_offset_in_bytes() functions 
Moved sizeof(klassOopDesc), changed the return type to ByteSize and removed the _in_bytes suffix.

Reviewed-by: never, bdelsart, coleenp, jrose
 2011-12-07 11:35:03 +01:00
Vladimir Kozlov
dc542c9909 7121648: Use 3-operands SIMD instructions on x86 with AVX 
Use 3-operands SIMD instructions in C2 generated code for machines with AVX.

Reviewed-by: never
 2011-12-20 00:55:02 -08:00
Tom Rodriguez
2928feab6a 7121073: secondary_super_cache memory slice has incorrect bounds in flatten_alias_type 
Reviewed-by: kvn
 2011-12-19 14:16:23 -08:00
Vladimir Kozlov
b7f5d60a7e 7116452: Add support for AVX instructions 
Added support for AVX extension to the x86 instruction set.

Reviewed-by: never
 2011-12-14 14:54:38 -08:00
Igor Veresov
11dbaed93f 7121111: -server -Xcomp -XX:+TieredCompilation does not invoke C2 compiler 
Exercise C2 more in tiered mode with Xcomp

Reviewed-by: kvn, never
 2011-12-13 17:10:52 -08:00
Roland Westrelin
ebdae40c34 7114106: C1: assert(goto_state->is_same(sux_state)) failed: states must match now 
Fix C1's CEE to take inlining into account when the stacks in states are compared.

Reviewed-by: iveresov, never
 2011-12-13 10:54:47 +01:00
Igor Veresov
d447f02608 7119730: Tiered: SIGSEGV in AdvancedThresholdPolicy::is_method_profiled(methodOop) 
Added handles for references to methods in select_task()

Reviewed-by: twisti, kvn
 2011-12-12 12:44:08 -08:00
Jiangli Zhou
f9f4ba0203 7117052: instanceKlass::_init_state can be u1 type 
Change instanceKlass::_init_state field to u1 type.

Reviewed-by: bdelsart, coleenp, dholmes, phh, never
 2011-12-06 18:28:51 -05:00
Vladimir Danushevsky
545cea9371 Merge 2011-12-06 16:35:04 -05:00
Paul Hohensee
6532572c0b 7117389: Add a framework for vendor-specific command line switch extensions to Hotspot 
Add a file, globals_ext.hpp, containing a null interface, to be replaced by a vendor in altsrc as needed.

Reviewed-by: coleenp, kamg, dholmes, johnc, jrose
 2011-12-05 12:50:00 -05:00
Vladimir Kozlov
78034a3d3b 7117282: assert(base == NULL || t_adr->isa_rawptr() || !phase->type(base) 
Delay memory node transformation until the memory is processed.

Reviewed-by: iveresov, never
 2011-12-02 21:37:19 -08:00
Paul Hohensee
5e1d1487de 7116730: Revert 7116481: Commercial features in Hotspot must be gated by a switch 
Revert 7116481 to current hsx/hotspot-main

Reviewed-by: kamg
 2011-11-30 12:48:52 -05:00
Paul Hohensee
1372b916ff 7116481: Commercial features in Hotspot must be gated by a switch 
Add -XX:+UnlockCommercialVMOptions to gate use of commercial feature switches in the same way as -XX:UnlockDiagnosticVMOptions gates use of diagnostic feature switches.

Reviewed-by: jwilhelm, kamg
 2011-11-29 17:00:46 -05:00
Bob Vandette
8e81e037e7 Merge 2011-11-29 14:44:44 -05:00
Vladimir Kozlov
e187503af0 7112478: after 7105605 JRuby bench_define_method_methods.rb fails with NPE 
Fixed several EA issues with Connection Graph construction.

Reviewed-by: never, twisti
 2011-11-28 15:46:31 -08:00
Stefan Karlsson
fcdf022370 7112034: Parallel CMS fails to properly mark reference objects 
Enabled reference processing when work stealing during concurrent marking

Reviewed-by: jmasa, brutisso
 2011-11-28 10:19:26 +01:00
John Cuthbertson
a71320f229 7114095: G1: assert(obj == oopDesc::load_decode_heap_oop(p)) failed: p should still be pointing to obj 
As a result of  the changes for 4965777, the G1 reference field scanning closure could be applied to the discovered field of a reference object twice. The failing assert is too strong if the result of the first application of the closure is stolen, and the referenced object, evacuated by another worker thread.

Reviewed-by: ysr, tonyp
 2011-12-02 12:39:23 -08:00
Jon Masamitsu
71ed60ac69 7112997: Remove obsolete code ResetObjectsClosure and VerifyUpdateClosure 
Remove obsolete code.

Reviewed-by: brutisso, ysr, jcoomes
 2011-11-22 14:59:34 -08:00
Jon Masamitsu
404bb0d0ac 7106024: CMS: Removed unused code for precleaning in remark phase 
Remove dead code.

Reviewed-by: stefank, ysr
 2011-11-22 14:18:39 -08:00
Roland Westrelin
07d9df5a7f 7090968: Allow adlc register class to depend on runtime conditions 
Allow reg_class definition as a function.

Reviewed-by: kvn, never
 2011-11-22 09:45:57 +01:00
John Cuthbertson
a3311881b5 7112743: G1: Reduce overhead of marking closure during evacuation pauses 
Parallelize the serial code that was used to mark objects reachable from survivor objects in the collection set. Some minor improvments in the timers used to track the freeing of the collection set along with some tweaks to PrintGCDetails.

Reviewed-by: tonyp, brutisso
 2011-11-17 12:40:15 -08:00
John Cuthbertson
861168c82e 7114303: G1: assert(_g1->mark_in_progress()) failed: shouldn't be here otherwise 
Race between the VM thread reading G1CollectedHeap::_mark_in_progress and it being set by the concurrent mark thread when concurrent marking is aborted by a full GC. Have the concurrent mark thread join the SuspendibleThreadSet before changing the marking state.

Reviewed-by: tonyp, brutisso
 2011-11-28 09:49:05 -08:00
Antonios Printezis
4964702bad Merge 2011-11-17 13:14:49 -05:00
Jiangli Zhou
ee88278d34 7102776: Pack instanceKlass boolean fields into single u1 field 
Reduce class runtime memory usage by packing 4 instanceKlass boolean fields into single u1 field. Save 4-byte for each loaded class.

Reviewed-by: dholmes, bobv, phh, twisti, never, coleenp
 2011-11-17 12:53:59 -05:00
Poonam Bajaj
9b428e449c 7110428: Crash during HeapDump operation 
Reviewed-by: ysr, dholmes
 2011-11-16 16:27:29 -08:00
Bengt Rutisson
ed1e70076b 7110152: assert(size_in_words <= (julong)max_jint) failed: no overflow 
Reduce what arrayOopDesc::max_array_length() returns to avoid int overflow

Reviewed-by: kvn, dholmes, tonyp
 2011-11-15 20:17:33 +01:00
Coleen Phillimore
0eb37550d3 Merge 2011-11-15 12:40:55 -05:00
Christian Thalinger
3de3451b3a Merge 2011-11-10 04:46:08 -08:00
David Holmes
ae1d532799 7108264: Fix for 7104173 is insufficient 
Disable PrintVMOptions by default for all builds

Reviewed-by: dsamersoff, twisti
 2011-11-10 06:23:48 -05:00
Bengt Rutisson
911637a272 7110190: GCCause::to_string missing case for _adaptive_size_policy 
Added case for _adaptive_size_policy

Reviewed-by: johnc, ysr
 2011-11-09 23:21:00 +01:00
Vladimir Kozlov
09b7902e14 7107042: assert(no_dead_loop) failed: dead loop detected 
Use dead nodes elimination code in PhaseIdealLoop before executing EA.

Reviewed-by: never, twisti
 2011-11-09 07:25:51 -08:00
Vladimir Kozlov
dc1f4fe50e 7109887: java/util/Arrays/CopyMethods.java fails with -XX:+DeoptimizeALot 
Zero array when compiled code is deoptimized.

Reviewed-by: never, twisti
 2011-11-09 06:14:32 -08:00
Christian Thalinger
423972a7d8 7087727: JSR 292: C2 crash if ScavengeRootsInCode=2 when "static final" MethodHandle constants are in use 
Reviewed-by: jrose, kvn, never
 2011-11-09 00:42:33 -08:00
Tom Rodriguez
087c7441f7 7105305: assert check_method_context proper context 
Reviewed-by: jrose, kvn
 2011-11-08 17:29:57 -08:00
Tom Rodriguez
051c64ad4d 7104960: JSR 292: +VerifyMethodHandles in product JVM can overflow buffer 
Reviewed-by: kvn, jrose, twisti
 2011-11-08 10:31:53 -08:00