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686 Commits

Author SHA1 Message Date
Vladimir Kozlov
e101bdf5df 6836054: java/util/Arrays/CopyMethods.java fails on solaris-sparc with IllegalArgumentException 
Do not mark an allocation as scalar replaceable if its actual type in unknown statically.

Reviewed-by: never
 2009-05-11 18:30:13 -07:00
Vladimir Kozlov
6202395cb2 6832293: JIT compiler got wrong result in type checking with -server 
Check for an object array of interface in CmpPNode::sub().

Reviewed-by: never
 2009-05-11 17:59:54 -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
Kelly O'Hair
a3ead33c8d 6839126: Type error found by newer windows compiler 
Reviewed-by: never, kvn
 2009-05-08 14:33:58 -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
Vladimir Kozlov
b5cff6a1a0 Merge 2009-05-08 10:34:31 -07:00
Vladimir Kozlov
955a453996 Merge 2009-05-07 17:09:48 -07:00
Christian Thalinger
1576a9be9e Merge 2009-05-07 00:28:13 -07:00
Christian Thalinger
96139033e6 6837011: SIGSEGV in PhaseIdealLoop in 32bit jvm 
The CR's test crashes with SIGSEGV when running with "-server -Xcomp" using using 32bit jvm.

Reviewed-by: kvn, never, rasbold
 2009-05-06 12:04:42 -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
John Cuthbertson
92afe130d1 6833576: G1: assert illegal index, growableArray.hpp:186 
The code that calculates the heap region index for an object address incorrectly used signed arithmetic.

Reviewed-by: jcoomes, ysr
 2009-05-05 22:15:35 -07:00
Changpeng Fang
716c78f080 6833879: Assigning positive zero is ignored when old value is negative zero 
Don't perform CMOVE identity optimization for floating point types

Reviewed-by: kvn, never
 2009-05-05 11:02:10 -07:00
John Cuthbertson
55750920b4 6490395: G1: Tidy up command line flags 
Change G1 flag names to be more consistent and disable some in 'product' mode.

Reviewed-by: tonyp, iveresov
 2009-04-30 15:07:53 -07:00
Andrey Petrusenko
907a41e100 Merge 2009-05-04 02:57:39 -07:00
Vladimir Kozlov
e329e92190 Merge 2009-04-30 12:09:39 -07:00
Vladimir Kozlov
2c4602adb3 6834177: Running jsynprog on Solaris Nevada can cause JVM crash 
Use CodeCache buffer blob instead of static buffer in AdapterHandlerLibrary.

Reviewed-by: never
 2009-04-29 12:58:09 -07:00
Igor Veresov
db68fa7326 6819098: G1: reduce RSet scanning times 
Added a feedback-driven exponential skipping for parallel RSet scanning.

Reviewed-by: tonyp, apetrusenko
 2009-04-27 16:52:18 -07:00
Vladimir Kozlov
a1533dafce 6834142: method->print_codes(): Error: ShouldNotReachHere() 
Restore the call to Bytecodes::java_code() in BytecodePrinter::print_attributes().

Reviewed-by: jrose
 2009-04-27 12:45:14 -07:00
Andrey Petrusenko
5213d97280 Merge 2009-04-27 12:33:57 -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
Antonios Printezis
c2578847e2 6829013: G1: set the default value of G1VerifyConcMarkPrintRechable to false 
Turn off G1VerifyConcMarkPrintReachable by default to minimize the amount of verbose output we generate by default.

Reviewed-by: jmasa
 2009-04-23 16:58:16 -04:00
Vladimir Kozlov
273a47426e 6709742: find_base_for_derived's use of Ideal NULL is unsafe causing crashes during register allocation 
Create a mach node corresponding to ideal node ConP #NULL specifically for derived pointers.

Reviewed-by: never
 2009-04-22 17:03:18 -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
Tom Rodriguez
fd05c28901 Merge 2009-04-20 14:48:03 -07:00
Tom Rodriguez
425fb8197e 6831604: missing null check in guarantee 
Reviewed-by: kvn
 2009-04-17 12:22:18 -07:00
Tom Rodriguez
617835c850 6741757: minor ctw improvements 
Reviewed-by: kvn
 2009-04-16 21:25:29 -07:00
Tom Rodriguez
88ac170f53 6828024: verification of fixed interval usage is too weak 
Reviewed-by: kvn
 2009-04-16 15:50:32 -07:00
Tom Rodriguez
62717f091a Merge 2009-04-14 12:25:54 -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
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
Vladimir Kozlov
014e5cdefb 6826960: C2 Sparc: assert(bb->_nodes(_bb_end)->is_Proj(),"skipping projections after expected call") 
Add the check when a Halt node is placed in a separate block.

Reviewed-by: twisti
 2009-04-07 10:05:04 -07:00
Xiaobin Lu
62fa852746 6699669: Hotspot server leaves synchronized block with monitor in bad state 
Remove usage of _highest_lock field in Thread so that is_lock_owned won't depend on the correct update of that field.

Reviewed-by: never, dice, acorn
 2009-04-06 15:47:39 -07:00
Y. Srinivas Ramakrishna
e1b2c1c442 Merge 2009-04-03 15:59:19 -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
Karen Kinnear
1f5324fed4 6825642: nsk sajdi tests fail with NullPointerException 
Reviewed-by: xlu, coleenp, kamg, swamyv
 2009-04-02 14:26:42 -04:00
Tom Rodriguez
e36afee3bd Merge 2009-04-02 10:49:41 -07:00
Andrey Petrusenko
a8f9284064 Merge 2009-04-02 05:22:02 -07:00
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
Tom Rodriguez
4d34a77121 6823454: Oop-typed loadP yields invalid pointer (0x1) on SPECjbb2005 at OSRed method entry 
Reviewed-by: kvn, jrose
 2009-04-01 11:45:01 -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
aee9449305 Merge 2009-03-31 10:02:01 -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
Karen Kinnear
d37d544754 Merge 2009-03-29 18:19:05 -04:00
Y. Srinivas Ramakrishna
137a679446 6819891: ParNew: Fix work queue overflow code to deal correctly with +UseCompressedOops 
When using compressed oops, rather than chaining the overflowed grey objects' pre-images through their klass words, we use GC-worker thread-local overflow stacks.

Reviewed-by: jcoomes, jmasa
 2009-03-28 15:47:29 -07:00
Karen Kinnear
2a7822f94f Merge 2009-03-27 14:35:44 -04:00
Poonam Bajaj
6d21b1e4cd 6822407: heapOopSize lookup is incorrect in Serviceability Agent 
HeapOopSize symbol should be declared as constant in vmStructs and should not be looked up in readVMIntConstants().

Reviewed-by: never, swamyv, coleenp
 2009-03-27 10:29:54 -07:00
Ivan P Krylov
595ff704c0 6812297: update project creation for Visual Studio 2005-2008 
Add 2 news classes to create VC8 and VC9 projects

Reviewed-by: apetrusenko, xlu
 2009-03-27 01:35:39 -05:00
Vladimir Kozlov
68cf08d2c3 6810845: Performance regression in mpegaudio on x64 
Used the outer loop frequency in frequencies checks in RA.

Reviewed-by: never, twisti
 2009-03-26 15:04:55 -07:00