Changpeng Fang
c0d62ad9e6
6761600: Use sse 4.2 in intrinsics
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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
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Tune C2 flags default values for performance.
Reviewed-by: never, phh, iveresov, jmasa, ysr
2009-03-30 18:19:31 -07:00
Erik Trimble
350ce4d28b
6823377: Bump HS15 build number to 04
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Update the HS15 Build number to 04
Reviewed-by: jcoomes
2009-03-27 16:58:30 -07:00
Erik Trimble
e4f3d13dbb
Merge
2009-03-27 16:54:56 -07:00
Tom Rodriguez
99aa7292a3
6822333: _call_stub_compiled_return address handling in SA is broken causing jstack to hang occasionally
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Reviewed-by: kvn, twisti
2009-03-27 14:37:42 -07:00
Karen Kinnear
2a7822f94f
Merge
2009-03-27 14:35:44 -04:00
Ivan P Krylov
595ff704c0
6812297: update project creation for Visual Studio 2005-2008
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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
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Used the outer loop frequency in frequencies checks in RA.
Reviewed-by: never, twisti
2009-03-26 15:04:55 -07:00
Tom Rodriguez
3b786f8edc
Merge
2009-03-26 14:39:39 -07:00
Tom Rodriguez
134debb0ba
6822204: volatile fences should prefer lock:addl to actual mfence instructions
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Reviewed-by: kvn, phh
2009-03-26 14:31:45 -07:00
Karen Kinnear
ae0f3167d3
Merge
2009-03-26 16:00:51 -04:00
Coleen Phillimore
cec3a034d1
6541756: Reduce executable C-heap
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Add executable parameters to reserve_memory and commit_memory to reduce executable memory to only the Code Heap.
Reviewed-by: xlu, kvn, acorn
2009-03-25 14:19:20 -04:00
Karen Kinnear
101468324d
6603316: Improve instrumentation for classes loaded at startup
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Reviewed-by: xlu, mchung
2009-03-25 13:09:28 -04:00
Antonios Printezis
cb822b7e10
Merge
2009-03-25 10:36:08 -04:00
Paul Hohensee
ffff71c1cf
Merge
2009-03-24 19:05:23 -07:00
Paul Hohensee
5231fcdc40
6810653: Change String cache class used by Hotspot from String to StringValue
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Change create_vm() to load and initialize StringValue rather than String.
Reviewed-by: kvn
2009-03-24 21:56:53 -04:00
Tom Rodriguez
a5396e1107
6820510: assertion failure with unloaded class in subnode.cpp
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Reviewed-by: kvn
2009-03-24 15:09:52 -07:00
Changpeng Fang
fface2e4ca
6636138: UseSuperWord enabled failure
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Fixed SuperWord scheduling of memory operations.
Reviewed-by: kvn, never
2009-03-24 12:19:47 -07:00
Tom Rodriguez
1cafadfd3e
6805522: Server VM fails with assertion (block1->start() != block2->start(),"successors have unique bcis")
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Reviewed-by: kvn
2009-03-23 13:58:58 -07:00
Karen Kinnear
472349069b
Merge
2009-03-23 10:42:20 -04:00
Antonios Printezis
d5e5e5a3d1
6820321: G1: Error: guarantee(check_nums(total, n, parts), "all seq lengths should match")
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Small fixes to sort out some verbosegc-related incorrectness and a failure
Reviewed-by: apetrusenko
2009-03-21 22:53:04 -04:00
John R Rose
cfb08c72ba
6814659: separable cleanups and subroutines for 6655638
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Preparatory but separable changes for method handles
Reviewed-by: kvn, never
2009-03-20 23:19:36 -07:00
Coleen Phillimore
c8da21faa9
6805748: Assertion "don't reset to 0 -- could be mistaken for never-executed" in CompilationPolicy
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Resetting the invocation counter for a method invocation event was setting count to zero for CompileThreshold=1, making it look like a never executed method.
Reviewed-by: phh, kamg, acorn, never
2009-03-20 22:08:48 -04:00
Karen Kinnear
fba4182589
6819853: VM does not detect JDK which supports parallel class loaders
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Reviewed-by: coleenp, pbk, xlu, alanb
2009-03-20 11:23:24 -04:00
Xiomara Jayasena
7f88fc4697
Added tag jdk7-b51 for changeset c5c3e5f4accc
2009-03-19 13:25:23 -07:00
Vladimir Kozlov
41463d1d3a
Merge
2009-03-19 09:13:24 -07:00
Karen Kinnear
25de21d620
4766230: Hotspot vtable inconsistencies cause core dumps. 6579515. 6582242
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Reviewed-by: kamg, coleenp
2009-03-18 17:20:57 -04:00
Vladimir Kozlov
5e66955173
6772368: REGRESSION:tomcat crashed twice with JDK 7
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Call make_block_at() with the original handler limits.
Reviewed-by: never
2009-03-18 13:25:02 -07:00
Antonios Printezis
f8c3115e4e
Merge
2009-03-18 11:37:48 -04:00
Igor Veresov
736e8a2d4b
6815683: G1: SEGV during marking
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We should mark the regions that continue humongous regions as live if the first region is live.
Reviewed-by: tonyp
2009-03-16 17:48:01 -07:00
Vladimir Kozlov
f210928e73
6816308: Changes to allow builds with latest Windows SDK 6.1 on 64bit Windows 2003
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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
Antonios Printezis
217739210d
6816154: G1: introduce flags to enable/disable RSet updating and scanning
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Introduces two flags, -XX:-/+G1EnableParallelRSetUpdating and -XX:-/+G1EnableParallelRSetScanning, to turn on/off the "band aid" fix that serializes RSet updating / scanning during GCs.
Reviewed-by: iveresov
2009-03-16 10:52:44 -04:00
Igor Veresov
82619cc8da
6817419: G1: Enable extensive verification for humongous regions
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Enabled full verification for humongous regions. Also made sure that the VerifyAfterGC works with deferred updates and G1HRRSFlushLogBuffersOnVerify.
Reviewed-by: tonyp
2009-03-16 08:01:32 -07:00
Karen Kinnear
f9f538c7fd
Merge
2009-03-16 08:50:53 -04:00
Antonios Printezis
ecdb99412d
6604422: G1: re-use half-promoted regions
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6728271: G1: Cleanup G1CollectedHeap::get_gc_alloc_regions()
It allows the last half-full region to be allocated to during a GC to be reused during the next GC.
Reviewed-by: apetrusenko, jcoomes
2009-03-15 22:03:38 -04:00
Poonam Bajaj
9dff23337b
6812971: SA: re-attaching to process fails
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After attaching, de-attaching SA from a process, the second time attach() call fails. This happens because in VM.initialize(), Universe does not get re-initialized before it is accessed.
Reviewed-by: swamyv
2009-03-15 18:11:46 -07:00
John R Rose
b8dbe8d8f6
6813212: factor duplicated assembly code for general subclass check (for 6655638)
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Code in interp_masm, stubGenerator, c1_LIRAssembler, and AD files moved into MacroAssembler.
Reviewed-by: kvn
2009-03-13 18:39:22 -07:00
Y. Srinivas Ramakrishna
21b3d4aea0
Merge
2009-03-13 17:06:44 -07:00
Y. Srinivas Ramakrishna
a45005f646
6808322: ParNew, CMS, G1: ParGCAllocBuffer overflow
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Correct the overflow check in ParGCAllocBuffer::allocate(); simplify ParGCAllocBuffer::undo_allocation().
Reviewed-by: apetrusenko, jcoomes, jmasa, minqi, phh, tonyp
2009-03-13 13:56:01 -07:00
Antonios Printezis
05a81fae18
Merge
2009-03-13 16:10:21 -04:00
Christian Thalinger
de67e52949
6378821: bitCount() should use POPC on SPARC processors and AMD+10h
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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
8debef1a64
6816970: Bump HS15 build number to 03
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Update the HS15 Build number to 03
Reviewed-by: jcoomes
2009-03-12 18:17:25 -07:00
Erik Trimble
8d6035660e
Merge
2009-03-12 18:16:36 -07:00
Igor Veresov
1e875ce562
6816433: Test G1 and ParOld in JPRT
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Reviewed-by: jmasa, never, ysr
2009-03-12 14:01:36 -07:00
Vladimir Kozlov
69f9ddee90
6791178: Specialize for zero as the compressed oop vm heap base
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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
Antonios Printezis
e794fff22c
Merge
2009-03-12 11:34:44 -04:00
Christian Thalinger
66cecec230
6812587: Use auxv to determine SPARC hardware features on Solaris
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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
Andrey Petrusenko
13c13c7289
6760309: G1: update remembered sets during Full GCs
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Reviewed-by: iveresov, tonyp
2009-03-10 00:47:05 -07:00
