97 Commits

Author SHA1 Message Date
Vladimir Kozlov
18dd7131d0 7050280: assert(u->as_Unlock()->is_eliminated()) failed: sanity
Mark all associated (same box and obj) lock and unlock nodes for elimination if some of them marked already.

Reviewed-by: iveresov, never
2011-06-04 10:36:22 -07:00
Vladimir Kozlov
1ac79543d0 5091921: Sign flip issues in loop optimizer
Fix integer overflow problem in the code generated by loop optimizer.

Reviewed-by: never
2011-05-04 13:12:42 -07:00
Tom Rodriguez
2126589fd0 7029167: add support for conditional card marks
Reviewed-by: iveresov, kvn
2011-04-27 15:40:36 -07:00
Paul Hohensee
7b0134a7cb 7003271: Hotspot should track cumulative Java heap bytes allocated on a per-thread basis
Track allocated bytes in Thread's, update on TLAB retirement and direct allocation in Eden and tenured, add JNI methods for ThreadMXBean.

Reviewed-by: coleenp, kvn, dholmes, ysr
2011-01-07 10:42:32 -05:00
Stefan Karlsson
8006fe8f75 6989984: Use standard include model for Hospot
Replaced MakeDeps and the includeDB files with more standardized solutions.

Reviewed-by: coleenp, kvn, kamg
2010-11-23 13:22:55 -08:00
Vladimir Kozlov
3fbdd52bdf 6969569: assert(is_static() && is_constant()) failed: illegal call to constant_value()
Add missing is_static guard.

Reviewed-by: twisti
2010-07-23 10:07:46 -07:00
Vladimir Kozlov
448b83e288 6677629: PhaseIterGVN::subsume_node() should call hash_delete() and add_users_to_worklist()
Use replace_node() method instead of subsume_node().

Reviewed-by: jrose, never
2010-06-28 14:54:39 -07:00
Vladimir Kozlov
21f481e5dd 6959430: Make sure raw loads have control edge
Check that raw loads have control edge

Reviewed-by: never, twisti
2010-06-15 18:07:27 -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
f6934fd3b7 6940726: Use BIS instruction for allocation prefetch on Sparc
Use BIS instruction for allocation prefetch on Sparc

Reviewed-by: twisti
2010-04-07 12:39:27 -07:00
Vladimir Kozlov
9f5ca0249d 6895383: JCK test throws NPE for method compiled with Escape Analysis
Add missing checks for MemBar nodes in EA.

Reviewed-by: never
2009-12-09 16:40:45 -08:00
Tom Rodriguez
9db2092b1b 6892658: C2 should optimize some stringbuilder patterns
Reviewed-by: kvn, twisti
2009-11-12 09:24:21 -08:00
Vladimir Kozlov
c3efa899b6 6851742: (EA) allocation elimination doesn't work with UseG1GC
Fix eliminate_card_mark() to eliminate G1 pre/post barriers.

Reviewed-by: never
2009-07-16 14:10:42 -07:00
Vladimir Kozlov
34ee921399 6788527: Server vm intermittently fails with assertion "live value must not be garbage" with fastdebug bits
Cache Jvmti and DTrace flags used by Compiler.

Reviewed-by: never
2009-05-08 10:44:20 -07:00
Vladimir Kozlov
ca3a3504be 6711117: Assertion in 64bit server vm (flat != TypePtr::BOTTOM,"cannot alias-analyze an untyped ptr")
Delay a memory node transformation if its control or address on IGVN worklist.

Reviewed-by: never
2009-04-07 19:04:24 -07:00
Erik Trimble
8d6035660e Merge 2009-03-12 18:16:36 -07:00
Xiomara Jayasena
2be2e027b0 6814575: Update copyright year
Update copyright for files that have been modified in 2009, up to 03/09

Reviewed-by: katleman, tbell, ohair
2009-03-09 13:28:46 -07:00
Christian Thalinger
05d1de7727 6810672: Comment typos
I have collected some typos I have found while looking at the code.

Reviewed-by: kvn, never
2009-02-27 13:27:09 -08:00
Vladimir Kozlov
9b31d58b98 6809798: SafePointScalarObject node placed into incorrect block during GCM
Replace the control edge of a pinned node before scheduling.

Reviewed-by: never
2009-02-26 14:26:02 -08:00
Vladimir Kozlov
dc3008a513 6802499: EA: assert(false,"unknown node on this path")
Add missing checks for SCMemProj node in Escape analysis code.

Reviewed-by: never
2009-02-19 17:38:53 -08:00
Vladimir Kozlov
94a461f4cb 6799693: Server compiler leads to data corruption when expression throws an Exception
Use merged memory state for an allocation's slow path.

Reviewed-by: never
2009-02-05 14:43:58 -08:00
Vladimir Kozlov
29488f1216 6782820: Server VM fails with "unhandled implicit exception in compiled code"
Restore the code which sets a control edge for a klass load node.

Reviewed-by: never
2008-12-16 12:23:39 -08:00
Vladimir Kozlov
f2f18a01e5 6775880: EA +DeoptimizeALot: assert(mon_info->owner()->is_locked(),"object must be locked now")
Create new "eliminated" BoxLock node for monitor debug info when corresponding locks are eliminated.

Reviewed-by: never
2008-12-03 13:41:37 -08:00
Vladimir Kozlov
43051c98f3 6773078: UseCompressedOops: assert(kid == 0L || s->_leaf->in(0) == 0L,"internal operands have no control")
Don't set the control edge of a klass load node.

Reviewed-by: never
2008-11-18 14:47:36 -08:00
Vladimir Kozlov
7aae40a95f 6462850: generate biased locking code in C2 ideal graph
Inline biased locking code in C2 ideal graph during macro nodes expansion

Reviewed-by: never
2008-11-07 09:29:38 -08:00
Andrey Petrusenko
b6aabd98fc Merge 2008-09-17 16:49:18 +04:00
Vladimir Kozlov
3c4879eb9a 6741738: TypePtr::add_offset() set incorrect offset when the add overflows
Set offset to OffsetBot when the add overflows in TypePtr::add_offset()

Reviewed-by: jrose, never
2008-08-27 14:47:32 -07:00
Antonios Printezis
615777b6da Merge 2008-08-21 23:36:31 -04:00
Vladimir Kozlov
50c4a23cac 6726999: nsk/stress/jck12a/jck12a010 assert(n != null,"Bad immediate dominator info.")
Escape Analysis fixes.

Reviewed-by: never, rasbold
2008-07-28 17:12:52 -07:00
Vladimir Kozlov
fae39068e8 6723160: Nightly failure: Error: meet not symmetric
Add missing _instance_id settings and other EA fixes.

Reviewed-by: rasbold
2008-07-16 16:04:39 -07:00
Erik Trimble
2d6f42d18c Merge 2008-07-11 01:14:44 -07:00
Xiomara Jayasena
c96a95c4b8 6719955: Update copyright year
Update copyright year for files that have been modified in 2008

Reviewed-by: ohair, tbell
2008-07-02 12:55:16 -07:00
Y. Srinivas Ramakrishna
74ee57a572 Merge 2008-07-01 11:59:44 -07:00
Vladimir Kozlov
4213e62fb7 6716441: error in meet with +DoEscapeAnalysis
Set instance_id to InstanceBot for InstPtr->meet(AryPtr) when types are not related.

Reviewed-by: jrose, never
2008-06-26 13:34:00 -07:00
Y. Srinivas Ramakrishna
a0b0fb42fd 6718811: Mismerge of 6680469:macro.cpp
Fixed the mismerge by deleting the lines that were inadvertently left in place.

Reviewed-by: iveresov
2008-06-26 11:43:34 -07:00
Vladimir Kozlov
a671e7c7b5 6710487: More than half of JDI Regression tests hang with COOPs in -Xcomp mode
Remove DecodeNNode::decode() and EncodePNode::encode() methods.

Reviewed-by: rasbold, never
2008-06-24 10:43:29 -07:00
Vladimir Kozlov
0a077d276e 6715633: when matching a memory node the adr_type should not change
Verify the adr_type of a mach node was not changed

Reviewed-by: rasbold, never
2008-06-20 11:10:05 -07:00
Y. Srinivas Ramakrishna
ac061d0424 Merge 2008-06-12 13:50:55 -07:00
Y. Srinivas Ramakrishna
18f3386a98 6711316: Open source the Garbage-First garbage collector
First mercurial integration of the code for the Garbage-First garbage collector.

Reviewed-by: apetrusenko, iveresov, jmasa, sgoldman, tonyp, ysr
2008-06-05 15:57:56 -07:00
Vladimir Kozlov
a1f50998ae 6705887: Compressed Oops: generate x64 addressing and implicit null checks with narrow oops
Generate addresses and implicit null checks with narrow oops to avoid decoding.

Reviewed-by: jrose, never
2008-05-29 12:04:14 -07:00
Vladimir Kozlov
757229db71 6695810: null oop passed to encode_heap_oop_not_null
Fix several problems in C2 related to Escape Analysis and Compressed Oops.

Reviewed-by: never, jrose
2008-05-21 10:45:07 -07:00
Vladimir Kozlov
69155d87f9 6689060: Escape Analysis does not work with Compressed Oops
64-bits VM crashes with -XX:+AggresiveOpts (Escape Analysis + Compressed Oops)

Reviewed-by: never, sgoldman
2008-04-23 11:20:36 -07:00
Coleen Phillimore
4a831d45f0 6420645: Create a vm that uses compressed oops for up to 32gb heapsizes
Compressed oops in instances, arrays, and headers. Code contributors are coleenp, phh, never, swamyv

Reviewed-by: jmasa, kamg, acorn, tbell, kvn, rasbold
2008-04-13 17:43:42 -04:00
Vladimir Kozlov
1ba2523386 6259129: (Escape Analysis) scalar replacement for not escaping objects
Use scalar replacement with EA to remove allocations for objects which do not escape the compiled method.

Reviewed-by: rasbold, never, jrose
2008-03-20 13:51:55 -07:00
Vladimir Kozlov
20046c1a18 6672848: (Escape Analysis) improve lock elimination with EA
Remove lock/unlock MemBar nodes and specify locks in debug info for deoptimization.

Reviewed-by: never
2008-03-14 16:40:42 -07:00
Vladimir Kozlov
000ac830a0 6671807: (Escape Analysis) Add new ideal node to represent the state of a scalarized object at a safepoint
Values of non-static fields of a scalarized object should be saved in debug info to reallocate the object during deoptimization.

Reviewed-by: never
2008-03-13 16:06:34 -07:00
J. Duke
8153779ad3 Initial load 2007-12-01 00:00:00 +00:00