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950 Commits

Author SHA1 Message Date
Changpeng Fang
003ca0f848 6833951: Extra ":" Causes Testcase in CR 6589834 "Parse Exception: Invalid tag: summary:" 
Remove the colon

Reviewed-by: never
 2009-04-24 09:14:39 -07:00
Changpeng Fang
04fdef79fa 6589834: deoptimization problem with -XX:+DeoptimizeALot 
Relocate the stack pointer adjustment to where uncommon_trap is actually inserted for new_array.

Reviewed-by: kvn, jrose
 2009-04-23 14:04:24 -07:00
Tom Rodriguez
62717f091a Merge 2009-04-14 12:25:54 -07:00
Changpeng Fang
08466ce0ca 6829021: tests for 6636138 use UseSuperword instead of UseSuperWord 
Remove the wrong flag -XX:+UseSuperword to fix the Nightly failure

Reviewed-by: kvn, never
 2009-04-10 15:01:14 -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
Tom Rodriguez
72afcb0285 6539464: Math.log() produces inconsistent results between successive runs 
Reviewed-by: kvn
 2009-04-06 11:53:17 -07:00
Vladimir Kozlov
090346b4e8 6823453: DeoptimizeALot causes fastdebug server jvm to fail with assert(false,"unscheduable graph") 
Use a HaltNode on the fall through path of the AllocateArrayNode to indicate that it is unreachable if the array length is negative.

Reviewed-by: never, jrose
 2009-04-03 13:33:32 -07:00
Karen Kinnear
d4f2196cd0 Merge 2009-04-02 18:17:03 -04:00
Paul Hohensee
4be7c3c672 6819213: revive sun.boot.library.path 
Support multiplex and mutable sun.boot.library.path

Reviewed-by: acorn, dcubed, xlu
 2009-04-01 16:38:01 -04:00
Changpeng Fang
fface2e4ca 6636138: UseSuperWord enabled failure 
Fixed SuperWord scheduling of memory operations.

Reviewed-by: kvn, never
 2009-03-24 12:19:47 -07:00
Vladimir Kozlov
41463d1d3a Merge 2009-03-19 09:13:24 -07:00
Christian Thalinger
de67e52949 6378821: bitCount() should use POPC on SPARC processors and AMD+10h 
BitCount() should use POPC on SPARC processors where POPC is implemented directly in hardware.

Reviewed-by: kvn, never
 2009-03-13 11:35:17 -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
89cea91c48 6797305: Add LoadUB and LoadUI opcode class 
Add a LoadUB (unsigned byte) and LoadUI (unsigned int) opcode class so we have these load optimizations in the first place and do not need to handle them in the matcher.

Reviewed-by: never, kvn
 2009-03-09 03:17:11 -07:00
Christian Thalinger
dd25f39709 6805724: ModLNode::Ideal() generates functionally incorrect graph when divisor is any (2^k-1) constant 
C2, ModLNode::Ideal() generates functionally incorrect graph when divisor is any (2^k-1) constant.

Reviewed-by: rasbold
 2009-02-16 07:19:26 -08:00
Christian Thalinger
a2ed00b650 6800154: Add comments to long_by_long_mulhi() for better understandability 
This patch adds a comment pointing to the Hacker's Delight version of the algorithm plus a verbatim copy of it.  Furthermore it adds inline comments.

Reviewed-by: kvn, jrose
 2009-02-13 09:09:35 -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
72b75d1adf 6788376: allow to ignore unrecognized VM options 
Add new product flag -XX:+IgnoreUnrecognizedVMOptions

Reviewed-by: ysr, xlu
 2009-02-05 13:38:52 -08:00
Christian Thalinger
17d35f31a2 6799452: HotSpot tests Makefile should take care of ALT_SLASH_JAVA 
The HotSpot tests Makefile has a hardcoded SLASH_JAVA which makes it difficult to run the tests on non-Sun build machines which do not have a /java infrastructure.

Reviewed-by: kamg
 2009-02-03 08:10:28 -08:00
Christian Thalinger
ecbdf3bb83 6795362: 32bit server compiler leads to wrong results on solaris-x86 
The C2 compiler leads to wrong results on solaris-i486 (32-bit) for a testcase given in the CR.

Reviewed-by: never, rasbold
 2009-02-03 01:39:12 -08:00
Gary Benson
347b8afe5b 6778657: Casts in SharedRuntime::f2i, f2l, d2i and d2l rely on undefined C++ behaviour 
Replaces SharedRuntime::f2i et al with versions that should work

Reviewed-by: never
 2008-12-22 15:43:02 -08:00
Tom Rodriguez
baa4663714 6758234: if (k cond (a ? : b: c)) returns reversed answer if k is constant and b and c are longs 
Reviewed-by: kvn, jrose
 2008-12-12 19:55:26 -08:00
Tom Rodriguez
40a81c63b8 6757316: load_constant() produces a wrong long constant, with high a low words swapped 
Reviewed-by: rasbold, jrose, kvn
 2008-12-12 19:54:46 -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
Tom Rodriguez
2bba3afabc 6756768: C1 generates invalid code 
Reviewed-by: kvn, jrose
 2008-11-25 13:14:07 -08:00
Tom Rodriguez
7633aaa177 Merge 2008-10-06 13:11:32 -07:00
Tom Rodriguez
043fde10e5 6743188: incomplete fix for 6700047 C2 failed in idom_no_update 
Reviewed-by: rasbold, kvn
 2008-10-03 13:58:20 -07:00
Erik Trimble
b089627fe8 6755406: minor mistakes in copyright notices 
Mismatch in some header copyrights from standard templates

Reviewed-by: jcoomes
 2008-10-02 14:11:33 -07:00
Chuck Rasbold
eee15b163e 6711100: 64bit fastdebug server vm crashes with assert(_base == Int,"Not an Int") 
Insert CastII nodes to narrow type of load_array_length() node

Reviewed-by: never, kvn
 2008-09-17 08:29:17 -07:00
Kelly O'Hair
68141df565 6745363: Add ability to run packtest to hotspot/test/makefile 
Reviewed-by: ksrini
 2008-09-11 11:04:55 -07:00
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
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
Tom Rodriguez
20de63f383 6700047: C2 failed in idom_no_update 
Partial peeling shouldn't place clones into loop

Reviewed-by: kvn
 2008-07-25 15:54:23 -07:00
Tom Rodriguez
7b4a7f7bdc 6712835: Server compiler fails with assertion (loop_count < K,"infinite loop in PhaseIterGVN::transform") 
Reviewed-by: kvn
 2008-07-25 11:32:56 -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
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
Vladimir Kozlov
694776b297 6714694: assertion in 64bit server vm (store->find_edge(load) != -1,"missing precedence edge") with COOPs 
The method raise_LCA_above_marks() terminates LCA search early.

Reviewed-by: rasbold, never
 2008-06-20 10:17:09 -07:00
Keith McGuigan
d58beaefde Merge 2008-06-06 13:43:36 -04:00
Keith McGuigan
319d956145 6706604: Copyright headers need to be changed to GPL 
Update the copyrights

Reviewed-by: ohair
 2008-05-29 14:06:30 -04:00
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
Chuck Rasbold
088cd1203f 6646019: array subscript expressions become top() with -d64 
Stop compilation after negative array allocation

Reviewed-by: never, jrose
 2008-04-24 14:02:13 -07:00
Tom Rodriguez
6f63c6e88b 6663848: assert(i < Max(),"oob") in C2 with -Xcomp 
NeverBranchNodes aren't handled properly

Reviewed-by: kvn, sgoldman, rasbold, jrose
 2008-04-24 11:13:03 -07:00
Tom Rodriguez
3093e354db 6646020: assert(in_bb(n),"must be in block") in -Xcomp mode 
Reviewed-by: kvn, rasbold
 2008-04-03 21:26:03 -07:00
Tom Rodriguez
a2b4f55757 6663621: JVM crashes while trying to execute api/java_security/Signature/SignatureTests.html#initSign tests 
Alignment expression with secondary induction variables is sometimes wrong

Reviewed-by: kvn, rasbold
 2008-03-20 10:43:42 -07:00
Tom Rodriguez
d200260fe5 6661247: Internal bug in 32-bit HotSpot optimizer while bit manipulations 
Copy elimination of a constant value results in incorrect execution

Reviewed-by: kvn, sgoldman, rasbold
 2008-03-19 15:14:36 -07:00
Tom Rodriguez
49434b6bad 6659207: access violation in CompilerThread0 
Split_thru_phi produces top on a non-dead path

Reviewed-by: kvn, rasbold, sgoldman
 2008-03-18 23:54:17 -07:00
J. Duke
8153779ad3 Initial load 2007-12-01 00:00:00 +00:00