Antonios Printezis
dfc84e8c89
6944166: G1: explicit GCs are not always handled correctly
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G1 was not handling explicit GCs correctly in many ways. It does now. See the CR for the list of improvements contained in this changeset.
Reviewed-by: iveresov, ysr, johnc
2010-06-28 14:13:17 -04:00
Vladimir Kozlov
8a416b2365
6964479: widen normalization of small int and long values should be symmetric
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Normalize widen value in xmeet() and xdual() methods for types Int and Long so the type meet will be symmetric.
Reviewed-by: jrose
2010-06-28 10:52:50 -07:00
Coleen Phillimore
52adb9a491
Merge
2010-06-28 12:03:05 -04:00
John R Rose
3c5e7ab5f1
Merge
2010-06-26 00:19:55 -07:00
Jon Masamitsu
36e0024524
Merge
2010-06-24 15:56:12 -07:00
John Coomes
a792499b68
6888573: class data sharing does not always disable large pages
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Reviewed-by: phh
2010-06-24 15:38:42 -07:00
Jon Masamitsu
80d9f0356a
Merge
2010-06-23 15:17:20 -07:00
Vladimir Kozlov
381c57e0d4
6947341: JVM Crash running Oracle ATG CRMDemo
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Missing protected page below heap with compressed oops on Linux with large pages use.
Reviewed-by: never, phh, jcoomes
2010-06-23 09:40:11 -07:00
Jon Masamitsu
c443776640
6952853: SIGSEGV with UseAdaptiveGCBoundary on 64b linux running jvm2008
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Shrinking of a generation and the corresponding card table was causing part of the card table to be uncommitted.
Reviewed-by: jcoomes
2010-06-23 08:35:31 -07:00
Igor Veresov
7a40a76a81
6962980: C1: stub area should take into account method handle deopt stub
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Reviewed-by: twisti, never
2010-06-22 12:10:07 -07:00
Tom Rodriguez
fdaa7a673c
6656830: assert((*p)->is_oop(),"expected an oop while scanning weak refs")
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Reviewed-by: dcubed, kvn, twisti
2010-06-21 14:26:17 -07:00
Tom Rodriguez
338714d4e6
6956958: assert(is_clean() || is_call_to_compiled() || is_call_to_interpreted() || is_optimized() || is_megam
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Reviewed-by: kvn
2010-06-18 16:51:54 -07:00
Vladimir Kozlov
21f481e5dd
6959430: Make sure raw loads have control edge
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Check that raw loads have control edge
Reviewed-by: never, twisti
2010-06-15 18:07:27 -07:00
John R Rose
998865b735
Merge
2010-06-15 15:57:36 -07:00
John R Rose
c8359c3738
6960865: ldc of unloaded class throws an assert in ciTypeFlow
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Support java_mirror for unloaded klasses, arrays as well as instances. Simplify ciTypeFlow by removing unused path.
Reviewed-by: kvn
2010-06-12 22:53:43 -07:00
Vladimir Kozlov
9c7b430e11
6730276: JDI_REGRESSION tests fail with "Error: count must be non-zero" error on x86
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Modify assembler code to check for 0 count for all copy routines.
Reviewed-by: never, ysr, jcoomes
2010-06-10 13:04:20 -07:00
Jon Masamitsu
428d02d5d7
Merge
2010-06-10 08:27:35 -07:00
John R Rose
1f4cfb029b
6939203: JSR 292 needs method handle constants
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Add new CP types CONSTANT_MethodHandle, CONSTANT_MethodType; extend 'ldc' bytecode.
Reviewed-by: twisti, never
2010-06-09 18:50:45 -07:00
Coleen Phillimore
b82f9f3c1e
Merge
2010-06-09 13:53:58 -04:00
John Cuthbertson
6d8002eb26
6953058: G1: A bigapp crashes with SIGSEGV in compiled code
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In C2's G1 post write barrier, the loads of the buffer and index fields from the DirtyCardQueue structure may be moved across a safepoint. Use the current value of "control" in the C2 IR to limit how far these loads can move.
Reviewed-by: never, iveresov, kvn
2010-06-07 17:46:04 -07:00
Tom Rodriguez
154ae789ef
6958485: fix for 6879921 was insufficient
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Reviewed-by: kvn
2010-06-07 14:17:01 -07:00
Coleen Phillimore
d64aeff387
Merge
2010-06-04 17:44:51 -04:00
Igor Veresov
00b75f8353
6958292: C1: Enable parallel compilation
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Enable parallel compilation in C1
Reviewed-by: never, kvn
2010-06-04 11:18:04 -07:00
Karen Kinnear
f8b167cccd
Merge
2010-06-03 13:34:47 -04:00
Karen Kinnear
9934e0af8e
6852873: Reduce safepoint cleanup time
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New optional flags to reduce inflated monitor cleanup times
Reviewed-by: chrisphi, dice
2010-06-03 13:21:47 -04:00
John R Rose
d6a9b93b5a
Merge
2010-06-02 22:45:42 -07:00
Tom Rodriguez
3cf74e191f
6930994: Code cache is full warning should be visible in product
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Reviewed-by: kvn, twisti, ysr
2010-06-02 20:15:33 -07:00
Tom Rodriguez
b26797f892
6956931: assert(SafepointSynchronize::is_at_safepoint()) failed: must be executed at a safepoint
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Reviewed-by: kvn, dcubed
2010-06-02 14:23:23 -07:00
Vladimir Kozlov
a3005a16fc
6954029: Improve implicit null check generation with compressed oops
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Hoist DecodeN instruction above null check
Reviewed-by: never, twisti
2010-06-02 09:49:32 -07:00
Erik Trimble
98d775ab1f
Merge
2010-06-01 11:48:33 -07:00
John R Rose
be95b163a6
6957080: MethodComparator needs stress testing
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Add a stress-test flag for running MethodComparator over many inputs. Fix bugs that crop up.
Reviewed-by: kvn
2010-05-29 19:22:32 -07:00
John R Rose
49cbc41c82
6957004: MethodComparator uses the wrong CP index accessor
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Change two uses of get_index_u2 to get_index_u2_cpcache; also tweak some debugging print functions
Reviewed-by: kvn
2010-05-28 16:23:51 -07:00
Igor Veresov
4da8658b14
6955349: C1: Make G1 barriers work with x64
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This fixes G1 barriers in c1 on x64.
Reviewed-by: never
2010-05-27 22:01:55 -07:00
Erik Trimble
ba7c173659
6941466: Oracle rebranding changes for Hotspot repositories
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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
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Added new product ObjectAlignmentInBytes flag to control object alignment.
Reviewed-by: twisti, ysr, iveresov
2010-05-27 18:01:56 -07:00
Keith McGuigan
211a79fc65
6930553: classfile format checker allows invalid method descriptor in CONSTANT_NameAndType_info in some cases
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Check NameAndType_info signatures aggressively, even when unreferenced
Reviewed-by: coleenp, acorn, never
2010-05-27 17:06:39 -04:00
Erik Trimble
18d0b0100c
Merge
2010-05-27 12:42:44 -07:00
John R Rose
05b4f2e796
6956164: nightly regressions from 6939207
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Fix errors in 6939207.
Reviewed-by: kvn
2010-05-27 09:54:07 -07:00
Daniel D. Daugherty
d2703f3e8d
Merge
2010-05-26 14:16:55 -07:00
John Cuthbertson
9936975b96
6941378: G1: change default value of G1UseFixedWindowMMUTracker to true
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Rather than changing the default value of the G1UseFixedWindowMMUTracker, the flag and associated guarantee have been removed.
Reviewed-by: jcoomes, tonyp, ysr
2010-05-24 17:11:22 -07:00
John R Rose
e59f431f8d
Merge
2010-05-24 14:15:14 -07:00
John R Rose
581521ba96
6939207: refactor constant pool index processing
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Factored cleanup of instruction decode which prepares for enhanced ldc semantics.
Reviewed-by: twisti
2010-05-23 01:38:26 -07:00
Christian Thalinger
2e24ba80e9
6930772: JSR 292 needs to support SPARC C1
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C1 for SPARC needs to support JSR 292.
Reviewed-by: never, jrose
2010-05-21 02:59:24 -07:00
John Coomes
8a34049f04
Merge
2010-05-20 08:32:11 -07:00
Christian Thalinger
c9f2ba541b
6951083: oops and relocations should part of nmethod not CodeBlob
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This moves the oops from Codeblob to nmethod.
Reviewed-by: kvn, never
2010-05-20 06:34:23 -07:00
John R Rose
a13355babf
Merge
2010-05-20 01:34:22 -07:00
Michael Wilkerson
f0887dcc05
Merge
2010-05-19 20:16:16 -07:00
Y. Srinivas Ramakrishna
ed25c962e1
6953952: collectedHeap.cpp should use #ifdef _LP64 not LP64
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Changed LP64 to _LP64 in collectedHeap.cpp.
Reviewed-by: kvn, jcoomes
2010-05-19 16:05:47 -07:00
Y. Srinivas Ramakrishna
51c1f35548
6953483: Typo related to ReduceInitialCardMarks leaves concurrent collectors vulnerable to heap corruption
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Corrected mis-spelling of COMPILER2 in #ifdef, which could cause heap corruption in CMS due to precleaning when +ReduceInitialCardMarks. Thanks to ChenGuang Sun <suncg03@gmail.com> for bringing this typo to our attention.
Reviewed-by: tonyp, jmasa, jcoomes, kvn
2010-05-19 10:37:05 -07:00
Vladimir Kozlov
24b71d013a
Merge
2010-05-19 10:22:39 -07:00
