357 Commits

Author SHA1 Message Date
Vladimir Kozlov
41463d1d3a Merge 2009-03-19 09:13:24 -07:00
John R Rose
b8dbe8d8f6 6813212: factor duplicated assembly code for general subclass check (for 6655638)
Code in interp_masm, stubGenerator, c1_LIRAssembler, and AD files moved into MacroAssembler.

Reviewed-by: kvn
2009-03-13 18:39:22 -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
Vladimir Kozlov
69f9ddee90 6791178: Specialize for zero as the compressed oop vm heap base
Use zero based compressed oops if java heap is below 32gb and unscaled compressed oops if java heap is below 4gb.

Reviewed-by: never, twisti, jcoomes, coleenp
2009-03-12 10:37:46 -07:00
Christian Thalinger
66cecec230 6812587: Use auxv to determine SPARC hardware features on Solaris
A similar function to getisax(2) should be used to determine all possible instruction set extensions.

Reviewed-by: never, kvn
2009-03-11 14:16:13 -07:00
Vladimir Kozlov
7a871160ec Merge 2009-03-10 08:52:16 -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
John R Rose
26d192003f 6812831: factor duplicated assembly code for megamorphic invokeinterface (for 6655638)
Code in vtableStubs and templateTable moved into MacroAssembler.

Reviewed-by: kvn
2009-03-06 21:36:50 -08:00
Karen Kinnear
a23cbf5b96 Merge 2009-03-05 22:07:29 -05:00
John R Rose
07321dec65 6812678: macro assembler needs delayed binding of a few constants (for 6655638)
Minor assembler enhancements preparing for method handles

Reviewed-by: kvn
2009-03-04 09:58:39 -08:00
Daniel D. Daugherty
8aa430beb0 Merge 2009-03-02 14:43:36 -07:00
Daniel D. Daugherty
da3f81559f 6805864: 4/3 Problem with jvmti->redefineClasses: some methods don't get redefined
Remove incorrect optimization in klassItable::adjust_method_entries(). Add RedefineClasses() tracing support for obsolete method entry.

Reviewed-by: acorn, swamyv
2009-03-02 14:03:03 -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
681eb89b31 Merge 2009-02-17 14:30:24 -08:00
Christian Thalinger
3b8452da93 6796746: rename LoadC (char) opcode class to LoadUS (unsigned short)
Renaming LoadC to LoadUS would round up the planned introduction of LoadUB and LoadUI.

Reviewed-by: phh, kvn
2009-01-26 16:22:12 +01:00
Vladimir Kozlov
1ff1bdc3e6 6790182: matcher.cpp:1375: assert(false,"bad AD file")
Add a match rule for regD_low in regD definition.

Reviewed-by: never
2009-01-07 11:23:28 -08:00
Xiaobin Lu
f05b009ce8 6781583: Hotspot build fails on linux 64 bit platform with gcc 4.3.2
Fixed the wrong cast between types since more restrictions are imposed by gcc 4.3.2

Reviewed-by: jcoomes, acorn, phh, never
2008-12-24 19:13:53 -08:00
Coleen Phillimore
f58e193de0 6474243: suspicious jvmti code that uses oop unsafely across GC point
Oop stored in unsafely in Lscratch noticed by visual inspection will not be updated by GC.

Reviewed-by: kamg, never, kvn
2008-11-24 14:45:47 -05:00
Keith McGuigan
8db365aa80 Merge 2008-11-12 11:23:13 -05:00
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
Coleen Phillimore
0cecb67ae7 6760773: UseCompressedOops is broken with UseParNewGC
Sparc code for gen_subtype_check was doing an ld for a compressed oop with the sign bit set so not comparing, leading to a ClassCastException.

Reviewed-by: phh, never, acorn, kvn, xlu
2008-11-07 11:03:32 -05:00
Tom Rodriguez
429a95440a 6754519: don't emit flag fixup for NaN when condition being tested doesn't need it
Reviewed-by: kvn, rasbold
2008-10-28 09:31:30 -07:00
Andrey Petrusenko
b6aabd98fc Merge 2008-09-17 16:49:18 +04:00
Tom Rodriguez
26c780da72 5108146: Merge i486 and amd64 cpu directories
6459804: Want client (c1) compiler for x86_64 (amd64) for faster start-up

Reviewed-by: kvn
2008-08-27 00:21:55 -07:00
Antonios Printezis
615777b6da Merge 2008-08-21 23:36:31 -04:00
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
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
Y. Srinivas Ramakrishna
ac061d0424 Merge 2008-06-12 13:50:55 -07:00
Tom Rodriguez
2144ccf2f1 Merge 2008-06-06 14:34:24 -07:00
Keith McGuigan
d58beaefde Merge 2008-06-06 13:43:36 -04:00
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
Coleen Phillimore
1562d78080 6695819: verify_oopx rax: broken oop in decode_heap_oop
Code in gen_subtype_check was encoding rax as an oop on a path where rax was not an oop.

Reviewed-by: never, kvn
2008-06-05 17:02:54 -04:00
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
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
Keith McGuigan
c966634470 6705523: Fix for 6695506 will violate spec when used in JDK6
Make max classfile version number dependent on JDK version

Reviewed-by: acorn, never
2008-05-22 13:03:52 -04:00
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
cf2288b223 Merge 2008-04-28 08:08:12 -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
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
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
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
Steve Goldman
c89e39d40a 6603919: Stackwalking crash on x86 -server with Sun Studio's collect -j on
Rewrite frame::safe_for_sender and friends to be safe for collector/analyzer

Reviewed-by: dcubed, kvn
2008-04-08 12:23:15 -04:00
Chuck Rasbold
1659f11da6 Merge 2008-04-03 06:41:16 -07:00