126 Commits

Author SHA1 Message Date
Tom Rodriguez
cc01c0f4f6 6795465: Crash in assembler_sparc.cpp with client compiler on solaris-sparc
Reviewed-by: twisti, cfang
2009-08-17 14:45:02 -07:00
Changpeng Fang
f6f2d510b9 6829127: Deoptimization Failure on Specjvm98 _227_mtrt with -XX:+DeoptimizeALot since Hs11 b01
Make sure the control word is correct in deopt_blob after restore_result_registers

Reviewed-by: kvn, never
2009-08-17 09:48:02 -07:00
Vladimir Kozlov
ab7a29cdcc Merge 2009-08-06 09:37:26 -07:00
Vladimir Kozlov
9f97cf13e8 6864914: SPECjvm2008 produces invalid result with zero based Compressed Oops
Always use "lea" instruction for narrow oop decoding instead of "shift".

Reviewed-by: never
2009-07-30 16:05:56 -07:00
Erik Trimble
e846382e12 Merge 2009-07-29 16:00:35 -07:00
Xiomara Jayasena
a63ef10004 6862919: Update copyright year
Update copyright for files that have been modified in 2009, up to 07/09

Reviewed-by: tbell, ohair
2009-07-28 12:12:40 -07:00
Vladimir Kozlov
1a7cfb7023 Merge 2009-07-24 09:01:00 -07:00
Y. Srinivas Ramakrishna
075c1335cb 6700789: G1: Enable use of compressed oops with G1 heaps
Modifications to G1 so as to allow the use of compressed oops.

Reviewed-by: apetrusenko, coleenp, jmasa, kvn, never, phh, tonyp
2009-07-14 15:40:39 -07:00
Tom Rodriguez
5a409d142f 6859338: amd64 native unverified entry point pushes values before implicit null check
Reviewed-by: kvn, twisti
2009-07-13 14:58:17 -07:00
Vladimir Kozlov
9d4cd45834 Merge 2009-07-01 15:06:54 -07:00
Tom Rodriguez
986d570981 6851908: interpreter null check profiling broken causing extra compilation invalidation
Reviewed-by: kvn
2009-06-26 16:14:31 -07:00
Christian Thalinger
a9ad90fa87 5057225: Remove useless I2L conversions
The optimizer should be told to normalize (AndL (ConvI2L x) 0xFF) to (ConvI2L (AndI x 0xFF)), and then the existing matcher rule will work for free.

Reviewed-by: kvn
2009-06-26 07:26:10 -07:00
Jon Masamitsu
46dcdf10e6 Merge 2009-06-10 14:57:21 -07:00
Tom Rodriguez
0f4f530213 6849574: VM crash using NonBlockingHashMap (high_scale_lib)
Reviewed-by: kvn
2009-06-10 12:19:48 -07:00
Changpeng Fang
0429abd38a 6848466: frame::frame_size() assertion failure with -XX:+DebugDeoptimization
Add a RegisterMap* argument to frame::frame_size() to correctly compute the sender frame

Reviewed-by: never
2009-06-05 10:25:39 -07:00
Christian Thalinger
8a262ce04b 6814842: Load shortening optimizations
6797305 handles load widening but no shortening which should be covered here.

Reviewed-by: never, kvn
2009-05-13 00:45:22 -07:00
Igor Veresov
8c764e214c 6484957: G1: parallel concurrent refinement
6826318: G1: remove traversal-based refinement code

Removed traversal-based refinement code as it's no longer used. Made the concurrent refinement (queue-based) parallel.

Reviewed-by: tonyp
2009-05-11 16:30:56 -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
Christian Thalinger
6a270f9f19 6823354: Add intrinsics for {Integer,Long}.{numberOfLeadingZeros,numberOfTrailingZeros}()
These methods can be instrinsified by using bit scan, bit test, and population count instructions.

Reviewed-by: kvn, never
2009-05-06 00:27:52 -07:00
Tom Rodriguez
60e1a19b44 6833573: C2 sparc: assert(c < 64 && (c & 1) == 0,"bad double float register")
Reviewed-by: twisti
2009-04-24 15:08:30 -07:00
Christian Thalinger
b9f27b5eea Merge 2009-04-22 06:09:24 -07:00
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
Christian Thalinger
57d945fd3d 6822110: Add AddressLiteral class on SPARC
The Address class on SPARC currently handles both, addresses and address literals, what makes the Address class more complicated than it has to be.

Reviewed-by: never, kvn
2009-04-21 11:16:30 -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
e36afee3bd Merge 2009-04-02 10:49:41 -07:00
Andrey Petrusenko
a8f9284064 Merge 2009-04-02 05:22:02 -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
Andrey Petrusenko
cf2ae8d98d 6543938: G1: remove the concept of popularity
Reviewed-by: iveresov, tonyp
2009-03-25 13:10:54 -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
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
8c0f3ead78 Merge 2009-03-02 16:56:51 -07:00
Daniel D. Daugherty
8aa430beb0 Merge 2009-03-02 14:43:36 -07:00