Christian Thalinger
714db48492
Merge
2009-07-27 06:15:29 -07:00
Vladimir Kozlov
2641db378b
6863420: os::javaTimeNanos() go backward on Solaris x86
...
Use new atomic long load method Atomic::load() to load max_hrtime.
Reviewed-by: never, ysr, johnc, phh, dcubed, acorn
2009-07-26 16:40:14 -07:00
Vladimir Kozlov
9387db9948
6851386: assert(b->find_node(def) < j,"uses must follow definitions")
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Add additional check for a tight loop.
Reviewed-by: never
2009-07-26 12:59:41 -07:00
Y. Srinivas Ramakrishna
1b6412363e
Merge
2009-07-24 12:49:31 -07:00
Vladimir Kozlov
1a7cfb7023
Merge
2009-07-24 09:01:00 -07:00
Vladimir Kozlov
8dd34cd52f
6860599: nodes limit could be reached during Output phase
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Bailout compilation if nodes limit could be reached during Output phase.
Reviewed-by: never, twisti
2009-07-23 14:53:56 -07:00
Y. Srinivas Ramakrishna
759881b511
6863216: Clean up debugging debris inadvertently pushed with 6700789
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Anti-delta for debugging debris that was inadvertently pushed.
Reviewed-by: kvn, tonyp
2009-07-22 18:25:00 -07:00
Vladimir Kozlov
b0f75657c5
6826736: CMS: core dump with -XX:+UseCompressedOops
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Fix deoptimization code and OopMapSet::all_do() to check for oop = narrow_oop_base.
Reviewed-by: jcoomes, phh, ysr, never
2009-07-22 15:48:51 -07:00
Andrey Petrusenko
0e783b7554
6862661: G1: _gc_alloc_region_counts is not updated properly after 6604422
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Implementation of RFE 6604422 (G1: re-use half-promoted regions) introduced incorrect _gc_alloc_region_counts updates which effectively disabled survivor spaces.
Reviewed-by: johnc, jmasa, tonyp
2009-07-22 02:46:55 -07:00
John R Rose
db41917a7e
Merge
2009-07-21 21:33:44 -07:00
John R Rose
6515225d49
6862576: vmIntrinsics needs cleanup in order to support JSR 292 intrinsics
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Remove useless lazy evaluation of intrinsics; add LAST_COMPILER_INLINE to help categorize them
Reviewed-by: kvn
2009-07-21 16:56:06 -07:00
Tom Rodriguez
62ca1df1dd
6857159: local schedule failed with checkcast of Thread.currentThread()
...
Reviewed-by: kvn
2009-07-21 16:42:58 -07:00
Christian Thalinger
6b849a12a0
6860920: serialize.cpp shouldn't use objArrayOopDesc::base_offset_in_bytes(T_BYTE)
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Serialize.cpp currently uses objArrayOopDesc::base_offset_in_bytes(T_BYTE), which seems to be wrong.
Reviewed-by: coleenp, kvn
2009-07-20 08:20:00 -07:00
Vladimir Kozlov
2e2f60507e
6851282: JIT miscompilation results in null entry in array when using CompressedOops
...
Get type for new Phi from non dead path.
Reviewed-by: never
2009-07-16 16:29:55 -07:00
Vladimir Kozlov
c3efa899b6
6851742: (EA) allocation elimination doesn't work with UseG1GC
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Fix eliminate_card_mark() to eliminate G1 pre/post barriers.
Reviewed-by: never
2009-07-16 14:10:42 -07:00
Hiroshi Yamauchi
a24ea182cc
6860469: remix_address_expressions sets incorrect control causing crash in split_if_with_block_post
...
Co-authored-by: Chuck Rasbold <rasbold@google.com>
Reviewed-by: never, kvn
2009-07-15 13:37:35 -07:00
Antonios Printezis
26c66d0015
6859911: G1: assert(Heap_lock->owner() = NULL, "Should be owned on this thread's behalf")
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The used() method assumes that the heap lock is held when it is called. However, when used() is called from print_on(), this is not the case.
Reviewed-by: ysr, jmasa
2009-07-15 12:22:59 -04:00
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
Y. Srinivas Ramakrishna
50d7db1805
Merge
2009-07-10 16:01:20 -07:00
Antonios Printezis
1215bc6717
6855834: G1: minimize the output when -XX:+PrintHeapAtGC is set
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Changing the behavior of -XX:+PrintHeapAtGC for G1 from printing lengthy, per-region information to instead printing a concise summary.
Reviewed-by: ysr, apetrusenko, jcoomes
2009-07-07 14:23:00 -04:00
Vladimir Kozlov
855149e2e6
Merge
2009-07-07 09:54:06 -07:00
Vladimir Kozlov
5a1032d9e6
6857661: 64-bit server VM: assert(is_Initialize(),"invalid node class")
...
Move the secondary raw memory barrier to the correct place in generate_arraycopy().
Reviewed-by: never
2009-07-06 15:53:30 -07:00
Jon Masamitsu
bac53feed5
Merge
2009-07-02 16:28:15 -07:00
Changpeng Fang
7a36ade1ec
6855164: SIGSEGV during compilation of method involving loop over CharSequence
...
Don not split a block if it contains a FastLockNode with a PhiNode input.
Reviewed-by: kvn, never
2009-07-02 16:18:19 -07:00
Vladimir Kozlov
bb726c6f28
6840775: Multiple JVM crashes seen with 1.6.0_10 through 1.6.0_14
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Put missed reference to allocated array in copyOf() intrinsic into OopMap for the call slow_arraycopy().
Reviewed-by: never
2009-07-01 20:22:18 -07:00
Vladimir Kozlov
9d4cd45834
Merge
2009-07-01 15:06:54 -07:00
Tom Rodriguez
da11e65fa4
6856025: assert(_base >= OopPtr && _base <= KlassPtr,"Not a Java pointer")
...
Reviewed-by: kvn
2009-07-01 12:22:23 -07:00
Jeremy Manson
28d4ad46aa
6850957: Honor -XX:OnOutOfMemoryError when array size exceeds VM limit
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Call report_java_out_of_memory("Requested array size exceeds VM limit")
Reviewed-by: tbell, dholmes, alanb, ysr
2009-06-29 14:42:12 -07:00
Mandy Chung
08f5aeffc1
6857194: Add hotspot perf counters to aid class loading performance measurement
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Add new jvmstat counters to measure detailed class loading time
Reviewed-by: acorn, kamg
2009-07-10 11:10:00 -07:00
Antonios Printezis
eec17fe775
6855115: G1: Fix for 6850869 is incorrect
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Missed updating two variable names when improving the code for 6850869.
Reviewed-by: iveresov, jmasa, ysr
2009-06-29 12:17:03 -04:00
Tom Rodriguez
3bdd70fe18
6818666: G1: Type lost in g1 pre-barrier
...
Reviewed-by: kvn
2009-06-26 13:03:29 -07:00
Andrey Petrusenko
bf215dbb7e
6854027: Precompiled headers are not being updated in Linux/GCC builds
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Fixes incorrect handling of precompiled headers in diff mode.
Reviewed-by: never, twisti
2009-06-26 09:22:19 -07:00
Christian Thalinger
a9ad90fa87
5057225: Remove useless I2L conversions
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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
Vladimir Kozlov
8f6070ce0e
6841800: Incorrect boundary values behavior for option -XX:MaxLabelRootDepth=0-6 leads to jvm crash
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MaxLabelRootDepth value less then 10 is invalid.
Reviewed-by: never
2009-06-24 12:00:51 -07:00
Antonios Printezis
3a643c42b0
6850869: G1: RSet "scrubbing" scrubs too much
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RSet scrubbing incorrectly deletes RSet entries that point to regions tagged as "continues humongous" due to a race when RSet scrubbing iterates over regions in parallel.
Reviewed-by: apetrusenko, iveresov
2009-06-24 11:42:03 -04:00
Chuck Rasbold
2c5f52b511
6837094: False positive for "meet not symmetric" failure
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Have the meet not symmetric check recursively do the interface-vs-oop check on array subtypes.
Reviewed-by: jrose
2009-06-23 17:52:29 -07:00
Antonios Printezis
f741e2fceb
6850846: G1: extend G1 marking verification
...
Extend G1 marking verification to use either the "prev" or "next" marking information, as appropriate.
Reviewed-by: johnc, ysr
2009-06-12 16:20:16 -04:00
John Coomes
24f3527be2
6849716: BitMap - performance regression introduced with G1
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Make verification code visible only in debug builds
Reviewed-by: iveresov, ysr, johnc, apetrusenko, tonyp
2009-06-11 13:31:01 -07:00
Tom Rodriguez
0f4f530213
6849574: VM crash using NonBlockingHashMap (high_scale_lib)
...
Reviewed-by: kvn
2009-06-10 12:19:48 -07:00
Vladimir Kozlov
7b9d6a79ac
6837472: com/sun/jdi/MonitorFrameInfo.java fails with AggressiveOpts in 6u14
...
Disable escape analysis when jvmti/debugger is used. Add support for EA ibto SA.
Reviewed-by: never
2009-06-09 16:19:10 -07:00
John Coomes
10002fa2ff
6814552: par compact - some compilers fail to optimize bitmap code
...
Reviewed-by: tonyp, iveresov, jmasa, ysr
2009-06-07 22:08:24 -07:00
John Cuthbertson
70fe3ca4f5
6843694: G1: assert(index < _vs.committed_size(),"bad index"), g1BlockOffsetTable.inline.hpp:55
...
For heaps larger than 32Gb, the number of heap regions overflows the data type used to hold the region index in the SparsePRT structure. Changed the region indexes, card indexes, and RSet hash table buckets to ints and added some size overflow guarantees.
Reviewed-by: ysr, tonyp
2009-06-11 17:19:33 -07:00
Y. Srinivas Ramakrishna
9d9317de4c
6820167: GCALotAtAllSafepoints + FullGCALot(ScavengeALot) options crash JVM
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Short-circuit gc-a-lot attempts by non-JavaThreads; SkipGCALot c'tor to elide re-entrant gc-a-lot attempts.
Reviewed-by: apetrusenko, jcoomes, jmasa, kamg
2009-06-11 12:40:00 -07:00
Jon Masamitsu
46dcdf10e6
Merge
2009-06-10 14:57:21 -07:00
Igor Veresov
307bb62ca5
6849122: G1: Typo introduced during implementation of the parallel refinement
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Typo fix
Reviewed-by: jcoomes
2009-06-08 16:14:19 -07:00
Y. Srinivas Ramakrishna
9611174798
6848641: CMSCollector::_roots_scanning_options should be initialized
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The field is now initialized in the constructor.
Reviewed-by: iveresov, jmasa, johnc
2009-06-07 00:27:41 -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
Tom Rodriguez
73a6885c23
Merge
2009-06-03 18:15:25 -07:00
Changpeng Fang
f981546f2d
6837146: Should perform unswitch before maximally unroll in loop transformation
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Move loop unswitch before maximally unroll
Reviewed-by: never
2009-05-28 09:37:18 -07:00
Vladimir Kozlov
802f3552f9
6843752: missing code for an anti-dependent Phi in GCM
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Don't place a load below anti-dependent PHI.
Reviewed-by: never, twisti
2009-05-27 12:35:51 -07:00