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164 Commits

Author SHA1 Message Date
Tom Rodriguez
4760698435 6614100: EXCEPTION_ACCESS_VIOLATION while running Eclipse with 1.6.0_05-ea 
Reviewed-by: kvn, jrose, rasbold
 2008-06-05 21:44:53 -07:00
Tom Rodriguez
952b45f6b6 6711083: 64bit JVM crashes with Internal Error (type.cpp:763) - ShouldNotReachHere() with enabled COOPs 
Add NarrowOop to various xmeet routines

Reviewed-by: kvn, sgoldman, jrose, rasbold
 2008-06-05 15:43:18 -07:00
Vladimir Kozlov
dbdeade3b7 6709093: Compressed Oops: reduce size of compiled methods 
Exclude UEP size from nmethod code size and use narrow klass oop to load prototype header.

Reviewed-by: jrose, never
 2008-06-05 13:02:51 -07:00
Tom Rodriguez
54eeffff83 6709165: Tests hang or misbahve with HS 13.0-b01 on solaris-sparcv9 
Reviewed-by: kvn, jrose
 2008-06-04 21:56:27 -07:00
Vladimir Kozlov
00bce59c67 6710654: SAJDI failures with Compressed Oops 
Use correct offset for the java.lang.Class _klass field in SA.

Reviewed-by: jrose, never
 2008-06-04 14:03:48 -07:00
Chuck Rasbold
d10912d513 6709972: runThese failed with assert(false,"bad AD file") 
Guard AryEqNode construction with has_match_rule() test, set SpecialArraysEquals default off

Reviewed-by: kvn, never
 2008-06-03 13:14:44 -07:00
Chuck Rasbold
2e672ac9bf 6695049: (coll) Create an x86 intrinsic for Arrays.equals 
Intrinsify java/util/Arrays.equals(char[], char[])

Reviewed-by: kvn, never
 2008-05-29 16:22:09 -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
Coleen Phillimore
646ceb4a45 6696264: assert("narrow oop can never be zero") for GCBasher & ParNewGC 
Decouple set_klass() with zeroing the gap when compressed.

Reviewed-by: kvn, ysr, jrose
 2008-05-28 21:06:24 -07:00
Andrew Hughes
1f9e095ee3 6707485: bytecodeInterpreterWithChecks.xsl is malformed 
Xsl output tag not at top level

Reviewed-by: never, kvn, rasbold
 2008-05-28 12:42:34 -07:00
Vladimir Kozlov
e53e767d88 6703888: Compressed Oops: use the 32-bits gap after klass in a object 
Use the gap also for a narrow oop field and a boxing object value.

Reviewed-by: coleenp, never
 2008-05-21 16:31:35 -07:00
Vladimir Kozlov
76035424de 6703890: Compressed Oops: add LoadNKlass node to generate narrow oops (32-bits) compare instructions 
Add LoadNKlass and CMoveN nodes, use CmpN and ConN nodes to generate narrow oops compare instructions.

Reviewed-by: never, rasbold
 2008-05-21 13:46:23 -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
Chuck Rasbold
dbf60cec88 Merge 2008-05-20 06:32:58 -07:00
Vladimir Kozlov
60c74ba115 6701887: JDK7 server VM in endless loop in Node::dominates 
The method Node::dominates loops in the dead code which does not have a Region node.

Reviewed-by: jrose, never
 2008-05-15 22:43:11 -07:00
Vladimir Kozlov
9bcba384cb 6700102: c2 assertion "counter_changed,"failed dependencies, but counter didn't change")" with AggressiveOpts 
Bytecode Escape Analyzer does not have the check for the case described in 6389127.

Reviewed-by: never
 2008-05-15 22:40:43 -07:00
Chuck Rasbold
3d93819395 Merge 2008-05-14 15:01:08 -07:00
John R Rose
3a4ea9a986 6701024: SAJDI functionality is broken 
Back out sa-related changes to 6652736, use concrete expressions for WKK names in the SA

Reviewed-by: never, sundar
 2008-05-14 00:41:06 -07:00
Igor Veresov
1689a5ecba 6697534: Premature GC and invalid lgrp selection with NUMA-aware allocator 
Don't move tops of the chunks in ensure_parsibility(). Handle the situation with Solaris when a machine has a locality group with no memory.

Reviewed-by: apetrusenko, jcoomes, ysr
 2008-05-09 16:34:08 +04:00
Chuck Rasbold
2cd3a90782 Merge 2008-05-09 05:26:59 -07:00
Chuck Rasbold
72313bcf20 6603011: RFE: Optimize long division 
Transform long division by constant into multiply

Reviewed-by: never, kvn
 2008-05-07 08:06:46 -07:00
Y. Srinivas Ramakrishna
9b2d755745 6662086: 6u4+, 7b11+: CMS never clears referents when -XX:+ParallelRefProcEnabled 
Construct the relevant CMSIsAliveClosure used by CMS during parallel reference processing with the correct span. It had incorrectly been constructed with an empty span, a regression introduced in 6417901.

Reviewed-by: jcoomes
 2008-05-06 15:37:36 -07:00
Igor Veresov
035662396c Merge 2008-05-04 03:29:31 -07:00
Steve Bohne
92cdc5a2e2 Merge 2008-05-02 08:22:11 -07:00
Steve Bohne
4cfac3990e Merge 2008-05-01 09:38:23 -04:00
Keith McGuigan
0bbb786728 6695506: JVM should accept classfiles with classfile version 51 
Increase class file parser's acceptable max to 51

Reviewed-by: sbohne, ikrylov
 2008-04-30 10:58:37 -04:00
John R Rose
bb7ccea4ff 6652736: well known classes in system dictionary are inefficiently processed 
Combine many scalar variables into a single enum-indexed array in SystemDictionary.

Reviewed-by: kvn
 2008-04-29 19:45:22 -07:00
John R Rose
b05f95c5a9 6695288: runThese tests expr30303 and drem00301m1 fail when compiled code executes without deopt 
Rework Value method for ModD and ModF, to DTRT for infinities

Reviewed-by: sgoldman, kvn, rasbold
 2008-04-29 19:40:51 -07:00
Coleen Phillimore
aee4bafd9b 6689523: max heap calculation for compressed oops is off by MaxPermSize 
Need to subtract MaxPermSize from the total heap size when determining whether compressed oops is turned on.

Reviewed-by: jmasa, jcoomes, kvn
 2008-04-29 19:31:29 -04:00
Keith McGuigan
e6afe110b8 6692246: Regression : JDK 6u4 b01 fails two JCK tests when fallback is switched off 
Added a clause to allow null to be an operand to the arraylength bytecode

Reviewed-by: sbohne, coleenp
 2008-04-29 11:21:51 -04:00
Chuck Rasbold
e062de361a Merge 2008-04-29 06:52:16 -07:00
Igor Veresov
a24f915b60 6684395: Port NUMA-aware allocator to linux 
NUMA-aware allocator port to Linux

Reviewed-by: jmasa, apetrusenko
 2008-04-29 13:51:26 +04:00
Chuck Rasbold
cf2288b223 Merge 2008-04-28 08:08:12 -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
Paul Hohensee
81c6ccf729 6693457: Open-source hotspot linux-sparc support 
Move os_cpu/linux_sparc from closed to open

Reviewed-by: kamg
 2008-04-24 15:07:57 -04:00
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
Vladimir Kozlov
4e3444d0ce 6625997: CastPP, CheckCastPP and Proj nodes are not dead loop safe 
EA and initialization optimizations could bypass these nodes.

Reviewed-by: rasbold, never
 2008-04-23 19:09:16 -07:00
Tom Rodriguez
041877583d 6601321: Assert(j == 1 || b->_nodes[j-1]->is_Phi(),"CreateEx must be first instruction in block") 
Reviewed-by: kvn, rasbold, sgoldman, jrose
 2008-04-23 13:57:14 -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
Keith McGuigan
14e50a456b Merge 2008-04-23 06:35:28 -04:00
Erik Trimble
0940e9760b Merge 2008-04-22 15:36:18 -07:00
Keith McGuigan
15a1776a30 Merge 2008-04-18 07:51:43 -04:00
Keith McGuigan
f072bc9d3f 6537506: Provide a mechanism for specifying Java-level USDT-like dtrace probes 
Initial checkin of JSDT code

Reviewed-by: acorn, sbohne
 2008-04-17 22:18:15 -04:00
Erik Trimble
15b006b37c 6690518: Bump Version to 13 B01 
Change Hotspot version and build number for 13b1

Reviewed-by: pbk
 2008-04-17 16:29:42 -07:00
Volker Simonis
8ece15fd05 6688137: c++ interpreter fails on 64bit sparc 
Misc. 64bit and endian fixes for sparc

Reviewed-by: never, kvn, rasbold
 2008-04-17 07:16:03 -07:00
Vladimir Kozlov
df8fc19aac 6686791: Side effect in NumberFormat tests with -server -Xcomp 
Optimization in CmpPNode::sub() removed the valid compare instruction because of false positive answer from detect_dominating_control().

Reviewed-by: jrose, sgoldman
 2008-04-16 19:19:48 -07:00
John Coomes
fe31c02053 6689788: Bump HSX12 build version number 
Update HSX12 build number to 03

Reviewed-by: kvn
 2008-04-16 15:34:39 -07:00
Chuck Rasbold
997563be5d Merge 2008-04-16 14:55:36 -07:00
Keith McGuigan
849e0dfc44 6622385: Accessing protected static methods 
Protected contraints should only be applied if member is not static

Reviewed-by: acorn, coleenp
 2008-04-16 17:36:29 -04:00
Andrey Petrusenko
f784be24d1 Merge 2008-04-16 12:58:03 +04:00