Vladimir Kozlov
243514d483
6827605: new String intrinsics may prevent EA scalar replacement
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6875866: Intrinsic for String.indexOf() is broken on x86 with SSE4.2
Modify String intrinsic methods to pass char[] pointers instead of string oops.
Reviewed-by: never
2009-09-14 12:14:20 -07:00
Changpeng Fang
c492f4cde5
6877254: Server vm crashes with no branches off of store slice" when run with CMS and UseSuperWord(default)
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Design StoreCMNode::Ideal to promote its oopStore input if the input is a MergeMem node
Reviewed-by: kvn, never
2009-09-14 09:49:54 -07:00
Vladimir Kozlov
e0519e7bbd
6880053: assert(alloc_obj->as_CheckCastPP()->type() != TypeInstPtr::NOTNULL)
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Removed second CheckCastPP and use MembarCPUOrder after arraycopy to cloned object.
Reviewed-by: never
2009-09-10 18:18:06 -07:00
Vladimir Kozlov
515f68b637
6880574: C2 assert in escape.cpp:445 on linux-amd64
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Look through chained AddP nodes in get_addp_base().
Reviewed-by: jrose
2009-09-10 10:36:24 -07:00
Vladimir Kozlov
f0f6f93143
6880052: SIGSEGV in GraphKit::null_check_common()
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Check that a klass is not NULL before the is_loaded() call.
Reviewed-by: never
2009-09-08 16:56:31 -07:00
Vladimir Kozlov
d486b5f5fd
6875619: CTW fails with /hotspot/src/share/vm/opto/type.hpp
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In load_array_length() cast array's type to TypeOopPtr when calling make_ideal_length() method.
Reviewed-by: never
2009-09-08 10:42:50 -07:00
Tom Rodriguez
57a92290f4
6855215: Calculation error (NaN) after about 1500 calculations
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Reviewed-by: kvn
2009-08-31 17:07:53 -07:00
Changpeng Fang
457be8ad49
6876276: assert(!is_visited,"visit only once")
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Schedule the superword loads based on dependence constraints
Reviewed-by: kvn, never
2009-08-31 08:31:45 -07:00
Vladimir Kozlov
343b5b0bef
6875577: CTW fails with /hotspot/src/share/vm/opto/memnode.cpp
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Fix do_null_check to check for unloaded klass for all oop pointers.
Reviewed-by: never, cfang
2009-08-28 11:19:33 -07:00
Christian Thalinger
b357ca3ad1
6865583: Verbose CIPrintMethodCodes asserts when ldc an empty String
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Ldc seems to load an empty String and that leads to an assert on offset < length, which are both zero.
Reviewed-by: kvn, never
2009-08-27 06:17:23 -07:00
Vladimir Kozlov
15d404c6c6
Merge
2009-08-25 13:08:40 -07:00
Vladimir Kozlov
2a362d8b87
6873800: enable compressed oops by default
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Enable compressed oops by default
Reviewed-by: never, ysr
2009-08-24 11:13:46 -07:00
Changpeng Fang
ff9a1bddb5
6873116: Modify reexecute implementation to use pcDesc to record the reexecute bit
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Use PcDesc to keep record of the reexecute bit instead of using DebugInfoStreams
Reviewed-by: kvn, never, twisti
2009-08-20 12:42:57 -07:00
Vladimir Kozlov
15b6cdf897
6873799: enable escape analysis by default
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Enable escape analysis by default
Reviewed-by: never
2009-08-19 19:05:18 -07:00
Tom Rodriguez
0217f432c2
6873777: FPU control word optimization still performed with SSE
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Reviewed-by: kvn
2009-08-19 18:54:35 -07:00
Andrei Pangin
ab4b4a6433
Merge
2009-08-17 15:03:39 -07:00
Tom Rodriguez
cc01c0f4f6
6795465: Crash in assembler_sparc.cpp with client compiler on solaris-sparc
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Reviewed-by: twisti, cfang
2009-08-17 14:45:02 -07:00
Changpeng Fang
05c34e93bd
6866651: Regression: simple int sum crashes jvm (build 1.6.0_14-b08 and 1.7.0-ea-b59)
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Delay dead code elimination in set_req_X to make it safe
Reviewed-by: kvn, never
2009-08-17 12:11:06 -07:00
Tom Rodriguez
61d82b75be
Merge
2009-08-14 22:11:18 -07:00
Tom Rodriguez
7d0158d27f
Merge
2009-08-14 15:55:26 -07:00
Tom Rodriguez
398fffa232
6862863: C2 compiler fails in elide_copy()
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Reviewed-by: kvn
2009-08-14 15:53:46 -07:00
Andrey Petrusenko
ead860c069
6872000: G1: compilation fails on linux/older gcc
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Reviewed-by: jcoomes, tonyp
2009-08-14 13:44:15 -07:00
Vladimir Kozlov
6f927f1578
6869822: assert(Universe::narrow_oop_shift() == 0,"use unscaled narrow oop")
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Replace the assert with narrow_oop_shift set to 0.
Reviewed-by: never, jcoomes
2009-08-14 12:23:11 -07:00
Tom Rodriguez
c94a076d34
6862956: PhaseIdealLoop should have a CFG verification mode
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Reviewed-by: kvn, twisti
2009-08-14 00:02:12 -07:00
John Coomes
1a11be46ca
6867645: java -Xshare:dump failed - read only space too small
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Reviewed-by: iveresov, tonyp, ysr
2009-08-12 14:27:54 -07:00
John Coomes
1a7648b1c2
6866585: debug code in ciObjectFactory too slow for large objects
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Reviewed-by: ysr, never, kvn
2009-08-11 23:24:41 -07:00
Daniel D. Daugherty
aca1d9534f
6862945: 4/3 conversion of jmethodID to methodOop in JVMTI is too expensive
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Refactor JNIHandles::checked_resolve_jmethod_id() into fast and paranoid parts.
Reviewed-by: never, alanb
2009-08-11 11:57:51 -06:00
Y. Srinivas Ramakrishna
7a1d233375
Merge
2009-08-09 17:03:51 -07:00
John R Rose
383f39ffa1
6868487: EnableInvokeDynamic and EnableMethodHandles should not be visible flags in JDK6 or JDK7
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Switch them from product to experimental; 6817525 will toggle them and switch to diagnostic
Reviewed-by: kvn
2009-08-06 14:28:54 -07:00
Vladimir Kozlov
ab7a29cdcc
Merge
2009-08-06 09:37:26 -07:00
John Coomes
3474b7fa5b
6821693: 64-bit TaskQueue capacity still too small
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6821507: Alignment problem in GC taskqueue
Reviewed-by: tonyp, apetrusenko
2009-08-05 12:33:29 -07:00
Changpeng Fang
3e7e112ee5
6868269: CompileTheWorld assertion failure introduced by the reexecute bit implementation
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Improvement on reexecute implementation to fix the assertion failure
Reviewed-by: kvn, never
2009-08-04 21:32:08 -07:00
John Cuthbertson
f1cbffdd3e
6819077: G1: first GC thread coming late into the GC
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The first worker thread is delayed when entering the GC because it clears the card count table that is used in identifying hot cards. Replace the card count table with a dynamically sized evicting hash table that includes an epoch based counter.
Reviewed-by: iveresov, tonyp
2009-08-04 16:00:17 -07:00
John Cuthbertson
36917caf5e
6865703: G1: Parallelize hot card cache cleanup
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Have the GC worker threads clear the hot card cache in parallel by having each worker thread claim a chunk of the card cache and process the cards in that chunk. The size of the chunks that each thread will claim is determined at VM initialization from the size of the card cache and the number of worker threads.
Reviewed-by: jmasa, tonyp
2009-08-03 12:59:30 -07:00
Jon Masamitsu
73392a7312
Merge
2009-08-02 22:33:27 -07:00
Jon Masamitsu
bd1c93a58e
6843292: "Expect to be beyond new region unless impacting another region" assertion too strong
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In the assertion allow for collision with the guard page.
Reviewed-by: tonyp, ysr, jcoomes
2009-08-02 19:10:31 -07:00
Jon Masamitsu
d9b7798319
6862534: -XX:NewRatio completely ignored when combined with -XX:+UseConcMarkSweepG
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Use NewRatio if it is explicitly set.
Reviewed-by: ysr, jcoomes
2009-08-02 18:44:36 -07:00
Changpeng Fang
ae00753bf7
6833129: specjvm98 fails with NullPointerException in the compiler with -XX:DeoptimizeALot
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Developed a reexecute logic for the interpreter to reexecute the bytecode when deopt happens
Reviewed-by: kvn, never, jrose, twisti
2009-07-31 17:12:33 -07:00
Vladimir Kozlov
f2ea22a547
6865031: Application gives bad result (throws bad exception) with compressed oops
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Produce narrow type for new Phi from the original Phi type.
Reviewed-by: cfang
2009-07-31 12:04:07 -07:00
Y. Srinivas Ramakrishna
968de64586
Merge
2009-07-31 10:41:29 -07:00
Coleen Phillimore
76a4e2a8c1
Merge
2009-07-30 15:06:19 -04:00
Antonios Printezis
1d0a8b2945
6866591: G1: print update buffer processing stats more often
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It adds parameter -XX:+G1SummarizeRSetStatsPeriod that causes update buffer processing information to be printed periodically. It also includes two small formatting changes.
Reviewed-by: jmasa, jcoomes, ysr
2009-07-30 14:50:58 -04:00
Erik Trimble
e846382e12
Merge
2009-07-29 16:00:35 -07:00
Antonios Printezis
5f7ed79e3c
6864886: G1: rename -XX parameters related to update buffers
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Renaming a couple of update buffer-related parameters to make them more understandable and consistent.
Reviewed-by: iveresov, ysr
2009-07-29 11:01:26 -04:00
Daniel D. Daugherty
10e13deca1
Merge
2009-07-28 13:50:07 -06:00
Daniel D. Daugherty
40de9c5fcc
6862295: JDWP threadid changes during debugging session (leading to ingored breakpoints)
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Correctly count full GC operations for framework collectors. Add ForceFullGCJVMTIEpilogues as a future work around if needed.
Reviewed-by: jcoomes, alanb, ysr
2009-07-28 13:35:00 -06:00
Xiomara Jayasena
a63ef10004
6862919: Update copyright year
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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
Christian Thalinger
6dd47535cd
6863155: Server compiler generates incorrect code (x86, long, bitshift, bitmask)
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Code compiled with server compiler generates an incorrect result.
Reviewed-by: cfang, never, kvn
2009-07-28 09:02:30 +02:00
Coleen Phillimore
3e69a71772
Merge
2009-07-27 17:23:52 -04:00
Mandy Chung
3c30eafbb5
6864003: Modify JVM_FindClassFromBootLoader to return null if class not found
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JVM_FindClassFromBootLoader returns null if class not found
Reviewed-by: acorn, alanb, dholmes
2009-07-27 09:06:22 -07:00