88 Commits

Author SHA1 Message Date
John R Rose
34c1d72421 6655646: dynamic languages need dynamically linked call sites
Invokedynamic instruction (JSR 292 RI)

Reviewed-by: twisti, never
2009-04-21 23:21:04 -07:00
John R Rose
ce0c084720 6655638: dynamic languages need method handles
Initial implementation, with known omissions (x86/64, sparc, compiler optim., c-oops, C++ interp.)

Reviewed-by: kvn, twisti, never
2009-04-08 10:56:49 -07:00
John R Rose
318da3f68c 6827505: sizing logic for vtable and itable stubs needs self-check
Asserts and comments to help maintain the correct sizing of certain stubs

Reviewed-by: kvn
2009-04-08 00:12:59 -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
Tom Rodriguez
f3946ad215 Merge 2009-03-31 19:20:34 -07:00
Tom Rodriguez
b857081608 6824463: deopt blob is testing wrong register on 64-bit x86
Reviewed-by: jrose, phh, kvn
2009-03-31 15:09:45 -07:00
Changpeng Fang
c0d62ad9e6 6761600: Use sse 4.2 in intrinsics
Use SSE 4.2 in intrinsics for String.{compareTo/equals/indexOf} and Arrays.equals.

Reviewed-by: kvn, never, jrose
2009-03-31 14:07:08 -07:00
Vladimir Kozlov
705188bb7b 6821700: tune VM flags for peak performance
Tune C2 flags default values for performance.

Reviewed-by: never, phh, iveresov, jmasa, ysr
2009-03-30 18:19:31 -07:00
Tom Rodriguez
134debb0ba 6822204: volatile fences should prefer lock:addl to actual mfence instructions
Reviewed-by: kvn, phh
2009-03-26 14:31:45 -07:00
John R Rose
cfb08c72ba 6814659: separable cleanups and subroutines for 6655638
Preparatory but separable changes for method handles

Reviewed-by: kvn, never
2009-03-20 23:19:36 -07:00
Vladimir Kozlov
41463d1d3a Merge 2009-03-19 09:13:24 -07:00
Vladimir Kozlov
f210928e73 6816308: Changes to allow builds with latest Windows SDK 6.1 on 64bit Windows 2003
Allow Hotspot builds with latest Windows SDK 6.1 on 64bit Windows 2003

Reviewed-by: ohair, tbell, jcoomes
2009-03-16 15:06:33 -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
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
8c0f3ead78 Merge 2009-03-02 16:56:51 -07:00
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
Tom Rodriguez
48d4a43c2a 6811384: MacroAssembler::serialize_memory may touch next page on amd64
Reviewed-by: kvn, phh, twisti
2009-03-01 20:49:46 -08:00
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
Christian Thalinger
0723dab28b 6808589: Merge vm_version_x86_{32,64}.{cpp,hpp}
There is very much duplicated code in vm_version_x86_{32,64}.{cpp,hpp}.  Refactoring these would help maintainability.

Reviewed-by: kvn, never
2009-02-23 12:02:30 -08:00
Vladimir Kozlov
681eb89b31 Merge 2009-02-17 14:30:24 -08:00
Christian Thalinger
f72a09355f 6805950: Typos in andL_rReg_imm instructions in x86_64.ad
There are two typos in andL_rReg_imm instructions in x86_64.ad.

Reviewed-by: kvn
2009-02-17 11:19:31 +01:00
Xiaobin Lu
5ee6e7f6ed 6795913: A few remaining wrong casts need to be fixed for building hotspot successfully on Mac OS
Use NULL_WORD in the places where intptr_t is expected due to incompatible types between intptr_t & int32_t

Reviewed-by: phh, coleenp, never
2009-01-26 12:07:54 -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
Xiaobin Lu
74a472983b 6792301: StackAlignmentInBytes not honored for compiled native methods
Fixed the stack misalignment when generate_native_wrapper is called.

Reviewed-by: never, kamg, kvn, phh
2009-01-13 17:39:03 -08:00
Coleen Phillimore
a1442ea7ff 6791168: Fix invalid code in bytecodeInterpreter that can cause gcc ICE
Fix compilation errors from latest gcc in CC_INTERP including offending missing void* cast.

Reviewed-by: xlu
2009-01-13 14:41:44 -05:00
Coleen Phillimore
76f79d82ad Merge 2009-01-09 14:39:07 -05:00
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
Xiaobin Lu
1362b9fd1d 6787106: Hotspot 32 bit build fails on platforms having different definitions for intptr_t & int32_t
Avoid casting between int32_t and intptr_t specifically for MasmAssembler::movptr in 32 bit platforms.

Reviewed-by: jrose, kvn
2008-12-24 13:06:09 -08:00
Xiomara Jayasena
99f0eac1a2 6785258: Update copyright year
Update copyright for files that have been modified starting July 2008 to Dec 2008

Reviewed-by: katleman, ohair, tbell
2008-12-15 16:55:11 -08:00
Tim Bell
12fd79632c 6764892: VS2008 changes required to compile hotspot sources
Minor changes required to build using the Visual Studio 2008 compiler

Reviewed-by: kvn, ohair
2008-11-11 22:01:08 -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
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
Tom Rodriguez
bc7e37f4df Merge 2008-10-21 11:21:45 -07:00
Vladimir Kozlov
55925534ec 6532536: Optimize arraycopy stubs for Intel cpus
Use SSE2 movdqu in arraycopy stubs on newest Intel's cpus

Reviewed-by: rasbold
2008-10-14 15:10:26 -07:00
Chuck Rasbold
e585263735 6752257: Use NOT instead of XOR -1 on x86
Add match rule for xor -1

Reviewed-by: never, kvn
2008-10-10 09:47:56 -07:00
Erik Trimble
50964694fe Merge 2008-10-07 11:01:35 -07:00
Xiomara Jayasena
76df5ec473 6754988: Update copyright year
Update for files that have been modified starting July 2008

Reviewed-by: ohair, tbell
2008-10-02 19:58:19 -07:00
Andrey Petrusenko
1d67e1d25c Merge 2008-09-17 19:59:35 +04:00
Andrey Petrusenko
b6aabd98fc Merge 2008-09-17 16:49:18 +04:00
Tom Rodriguez
ae1dc3db15 6746320: Hotspot regression test for 6512111 fails in -Xmixed mode
Reviewed-by: kvn
2008-09-09 12:56:51 -07:00
Tom Rodriguez
29440e8636 6744422: incorrect handling of -1 in set_jump_destination
Reviewed-by: rasbold
2008-09-03 14:57:00 -07:00