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1032 Commits

Author SHA1 Message Date
Xiomara Jayasena
21c2f06cab Added tag jdk7-b63 for changeset 06171649948f 2009-07-02 11:10:50 -07:00
Vladimir Kozlov
bb726c6f28 6840775: Multiple JVM crashes seen with 1.6.0_10 through 1.6.0_14 
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
Erik Trimble
9fa3fbda4b 6856257: Bump the HS16 build number to 05 
Update the HS16 build number to 05

Reviewed-by: jcoomes
 2009-06-30 10:40:31 -07:00
Jeremy Manson
28d4ad46aa 6850957: Honor -XX:OnOutOfMemoryError when array size exceeds VM limit 
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 
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 
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
986d570981 6851908: interpreter null check profiling broken causing extra compilation invalidation 
Reviewed-by: kvn
 2009-06-26 16:14:31 -07:00
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 
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 
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
Erik Trimble
0fc1aa3a2b Merge 2009-06-25 22:01:08 -07:00
Xiomara Jayasena
5cd0d5d07c Added tag jdk7-b62 for changeset c9577b36ceac 2009-06-25 12:09:48 -07:00
Vladimir Kozlov
8f6070ce0e 6841800: Incorrect boundary values behavior for option -XX:MaxLabelRootDepth=0-6 leads to jvm crash 
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 
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
Christian Thalinger
26949087c0 Merge 2009-06-24 02:09:45 -07:00
Chuck Rasbold
2c5f52b511 6837094: False positive for "meet not symmetric" failure 
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
Jon Masamitsu
c8140c1078 Merge 2009-06-19 07:33:25 -07:00
Xiomara Jayasena
b1455878ee Added tag jdk7-b61 for changeset c97f5ba46ed8 2009-06-18 13:05:25 -07:00
Jon Masamitsu
317dafead1 Merge 2009-06-18 12:40:53 -07:00
Christian Thalinger
bc2c9e927f 6851829: solaris build fails with 5.8 compilers 
Solaris builds with the CC 5.8 compilers (used for jdk6 update builds) fail while compiling adlc.

Reviewed-by: never
 2009-06-17 09:08:56 -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
Erik Trimble
d560c41ebf Merge 2009-06-11 21:01:07 -07:00
Erik Trimble
79522a9709 6850551: Bump the HS16 build number to 04 
Update the HS16 build number to 04

Reviewed-by: jcoomes
 2009-06-11 17:56:51 -07:00
Erik Trimble
d42eeab7f3 Merge 2009-06-11 17:46:40 -07:00
John Coomes
24f3527be2 6849716: BitMap - performance regression introduced with G1 
Make verification code visible only in debug builds

Reviewed-by: iveresov, ysr, johnc, apetrusenko, tonyp
 2009-06-11 13:31:01 -07:00
Xiomara Jayasena
283db215ef Added tag jdk7-b60 for changeset 4df6b30560c1 2009-06-11 10:54:09 -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
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
Igor Veresov
307bb62ca5 6849122: G1: Typo introduced during implementation of the parallel refinement 
Typo fix

Reviewed-by: jcoomes
 2009-06-08 16:14:19 -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 
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
Y. Srinivas Ramakrishna
9611174798 6848641: CMSCollector::_roots_scanning_options should be initialized 
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
Tom Rodriguez
fd4d5540ba Merge 2009-06-03 15:16:50 -07:00
Tom Rodriguez
169c83bf8d 6847305: solaris reorder mapfiles generate too many warnings 
Reviewed-by: kvn
 2009-06-03 15:02:13 -07:00
Changpeng Fang
f981546f2d 6837146: Should perform unswitch before maximally unroll in loop transformation 
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 
Don't place a load below anti-dependent PHI.

Reviewed-by: never, twisti
 2009-05-27 12:35:51 -07:00
John Coomes
a720198e39 Merge 2009-05-26 16:43:42 -07:00
Xiaobin Lu
627e2d9b8d 6843580: JavaThread.getStackBase throws sun.jvm.hotspot.WrongTypeException invoked by jstack 
Reviewed-by: phh, dice, never, swamyv
 2009-05-22 16:40:38 -07:00
Vladimir Kozlov
fdb3ca8708 6772683: Thread.isInterrupted() fails to return true on multiprocessor PC 
Set the control edge for the field _interrupted load in inline_native_isInterrupted().

Reviewed-by: never
 2009-05-21 10:05:36 -07:00
Tomas Hurka
6ee565c7b8 6839599: JVM crash while profiling Tomcat and Liferay 
ConstantPoolOopDesc::copy_cpool_bytes() - do the brute-force search search through 'tbl' when SymbolTable::lookup_only() returns NULL

Reviewed-by: kamg
 2009-05-20 09:36:53 +02:00
Kelly O'Hair
b988772464 6843041: Remove duplicate README files in repositories (make/README) 
Reviewed-by: robilad
 2009-05-19 17:40:10 -07:00
Andrey Petrusenko
b7eda61fb6 6819065: G1: eliminate high serial card table clearing time 
Reviewed-by: iveresov, tonyp
 2009-05-19 04:05:31 -07:00
Igor Veresov
4f6c7e4a14 6841831: G1: assert(contains_reference(from),"We just added it!") fires 
During parallel rset updating we have to make sure that the worker ids of the refinement threads do not intersect with the worker ids that can be claimed by the mutator threads.

Reviewed-by: tonyp
 2009-05-18 11:52:46 -07:00
Kelly O'Hair
affd74638e Merge 2009-05-15 18:14:44 -07:00
Kelly O'Hair
d73143f27c Merge 2009-05-15 13:41:04 -07:00
Vassili Igouchkine
9ca52ee60e Added tag jdk7-b59 for changeset ba9ddcebd212 2009-05-14 10:57:58 -07:00
Erik Trimble
a31fce833b Merge 2009-05-13 08:46:58 -07:00
Erik Trimble
236059bc4e Merge 2009-05-13 08:40:46 -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
702a13b785 6840196: NUMA allocator: crash in fastdebug during startup on Linux 
With libnuma >1.2 explicity use 1.1 symbols

Reviewed-by: ysr
 2009-05-12 15:55:56 -07:00
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
Vassili Igouchkine
c724f6fbe7 Added tag jdk7-b58 for changeset 4b001cb378e2 2009-05-11 12:08:06 -07:00
Kelly O'Hair
09e524e11b Merge 2009-05-08 23:00:08 -07:00
Erik Trimble
7df98bfb6b Merge 2009-05-08 19:50:32 -07:00
Igor Veresov
dacaa6b65d 6838842: NUMA allocator: Segfault during startup on Linux 
Restored os::free_memory() semantics

Reviewed-by: apetrusenko
 2009-05-08 15:20:10 -07:00
Kelly O'Hair
4ac53f2566 6839151: Add a JPRT default test of -Xshare:dump when new hotspot is built 
Reviewed-by: never, kvn
 2009-05-08 15:16:38 -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
Erik Trimble
67fd924e0e 6838819: Bump the HS16 build number to 03 
Update the HS16 build number to 03

Reviewed-by: jcoomes
 2009-05-07 21:35:30 -07:00
Erik Trimble
2827b06412 Merge 2009-05-07 21:33:37 -07:00
Vladimir Kozlov
955a453996 Merge 2009-05-07 17:09:48 -07:00
John Coomes
4b2a0a80b5 Merge 2009-05-07 13:54:48 -07:00
Xiomara Jayasena
e53c553749 Merge 2009-05-07 10:30:17 -07:00
Keith McGuigan
e703c7c158 Merge 2009-05-07 11:44:53 -04:00
Christian Thalinger
a7d12b2fbf Merge 2009-05-07 04:16:53 -07:00
Christian Thalinger
1576a9be9e Merge 2009-05-07 00:28:13 -07:00
Tom Rodriguez
21e4bf1052 6838154: make/linux/makefiles/sa.make needs hash-style fix 
Reviewed-by: kvn, jrose
 2009-05-06 17:52:45 -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
e53f13b49f 6837906: compiler tests of 6636138 fail with IllegalAccessException 
The compiler tests of 6636138 fail with an IllegalAccessException.

Reviewed-by: kvn
 2009-05-06 08:57:24 -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
Tom Rodriguez
df05badc49 6837224: libsaproc.so on linux needs version of 6799141 
Reviewed-by: kvn
 2009-05-04 22:06:47 -07:00
Poonam Bajaj
1e41f46948 6829234: Refix 6822407 and 6812971 
Fixes two SA issues 6822407 and 6812971

Reviewed-by: swamyv, acorn, kvn, coleenp
 2009-05-04 17:58:10 -07:00
Andrey Petrusenko
907a41e100 Merge 2009-05-04 02:57:39 -07:00
Vladimir Kozlov
3c70cff23a 6835796: Fedora 9 linux_i586-fastdebug-c2-runThese_Xcomp times out 
Switch off GCC 4.3.0 optimized compilation for mulnode.o.

Reviewed-by: johnc
 2009-04-30 15:57:29 -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
Xiomara Jayasena
b2a4da69f0 Added tag jdk7-b57 for changeset 86c4409e49f6 2009-04-30 15:04:27 -07:00
Vladimir Kozlov
e329e92190 Merge 2009-04-30 12:09:39 -07:00
John Coomes
cdc2e5a6af Merge 2009-04-30 09:53:20 -07:00
Kelly O'Hair
232190dc7b 6831225: Upgrade JPRT jobs to use newer Linux 2.6 (e.g. Fedora 9) 
Reviewed-by: kvn
 2009-04-29 17:30:20 -07:00
John Coomes
e2a126f80d 6834202: Bump the HS16 build number to 02 
Reviewed-by: jmasa
 2009-04-29 13:27:51 -07:00
John Coomes
f40f23b2f0 Merge 2009-04-29 13:22:09 -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
9e0929adba Merge 2009-04-27 12:55:28 -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
Tom Rodriguez
8e16f6b5c4 Merge 2009-04-24 18:45:14 -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
Changpeng Fang
003ca0f848 6833951: Extra ":" Causes Testcase in CR 6589834 "Parse Exception: Invalid tag: summary:" 
Remove the colon

Reviewed-by: never
 2009-04-24 09:14:39 -07:00
Xiomara Jayasena
57d7af3e23 Added tag jdk7-b56 for changeset 5bef15d9d54a 2009-04-23 15:54:48 -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
Erik Trimble
e84d20271d 6833316: jprt.properties not setting values for 6u14 release flag 
Fix jprt.properties to do 6u14 tests right

Reviewed-by: ohair
 2009-04-22 19:30:54 -07:00
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
Xiaobin Lu
ee78b15d5a Merge 2009-04-22 11:47:26 -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
Erik Trimble
9e2e7197f6 Merge 2009-04-21 15:08:49 -07:00
Coleen Phillimore
2e43a0450f 6830069: UseLargePages is broken on Win64 
Making VirtualAlloc/VirtualProtect two calls for PAGE_EXECUTE_READWRITE doesn't work for MEM_LARGE_PAGES.

Reviewed-by: xlu, kvn, jcoomes
 2009-04-21 16:12:51 -04:00
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
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
Vladimir Kozlov
6615262737 6831323: Use v8plus as minimum required hardware for current Hotspot sources 
Use -xarch=v8plus as default for 32-bits VM on sparc.

Reviewed-by: never, twisti
 2009-04-17 09:38:32 -07:00
Andrew Haley
ef21b09a71 6829575: 100028: Debug information is incomplete or missing 
Enable debugging in many places

Reviewed-by: ohair
 2009-04-17 15:50:12 +01:00
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
Xiomara Jayasena
faaab0292b Added tag jdk7-b55 for changeset c7888e8ac47a 2009-04-16 11:22:40 -07:00
Tom Rodriguez
970eb79fc4 6449385: JCK test dup2_x200106m1 fails with Segmentation Fault on x86 
Reviewed-by: kvn
 2009-04-16 10:40:42 -07:00
Erik Trimble
cdcc52dcab 6830815: jprt.config not setting proper compiler version for use in 6u14 
Add the 6u14 option to the jprt.config file in workspace

Reviewed-by: ohair
 2009-04-15 21:31:46 -07:00
Tom Rodriguez
1097f94525 6684007: PrintAssembly plugin not available for linux or windows 
Reviewed-by: rasbold, jrose, twisti
 2009-04-15 09:53:54 -07:00
Tom Rodriguez
62717f091a Merge 2009-04-14 12:25:54 -07:00
Changpeng Fang
08466ce0ca 6829021: tests for 6636138 use UseSuperword instead of UseSuperWord 
Remove the wrong flag -XX:+UseSuperword to fix the Nightly failure

Reviewed-by: kvn, never
 2009-04-10 15:01:14 -07:00
Xiaobin Lu
87b1e69996 Merge 2009-04-09 13:59:45 -07:00
Xiomara Jayasena
baa83308c5 Added tag jdk7-b54 for changeset c77d20908054 2009-04-09 10:37:18 -07:00
Erik Trimble
1f75d1c6dd 6828076: Fork HS15 to HS16 - renumber Major and build numbers of JVM 
Update the Hotspot version number to HS16 B01 for HS16 fork

Reviewed-by: jcoomes
 2009-04-08 14:55:38 -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
Tom Rodriguez
72afcb0285 6539464: Math.log() produces inconsistent results between successive runs 
Reviewed-by: kvn
 2009-04-06 11:53:17 -07:00
Erik Trimble
3d480f960f Merge 2009-04-03 20:12:54 -07:00
Erik Trimble
5e68f20160 Merge 2009-04-03 19:54:45 -07:00
Tom Rodriguez
5f10e8e82e 6826261: class file dumping from SA is broken 
Reviewed-by: kvn, jcoomes
 2009-04-03 18:51:31 -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
Erik Trimble
73696dd5a4 Merge 2009-04-02 17:37:46 -07:00
Erik Trimble
067a3d9ad6 6825815: Bump HS15 build number to 05 and update copyright date of HOTSPOT_VM_COPYRIGHT 
Update the HS15 Build number to 05 and fix copyright date of HOTSPOT_VM_COPYRIGHT

Reviewed-by: jcoomes
 2009-04-02 17:37:07 -07:00
Erik Trimble
503abb135a Merge 2009-04-02 17:01:00 -07:00
Xiomara Jayasena
f907f0a9d2 Added tag jdk7-b53 for changeset 94c3ff1a20d0 2009-04-02 16:51:41 -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
Erik Trimble
0244538b93 Merge 2009-04-01 22:31:26 -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
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
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
Erik Trimble
350ce4d28b 6823377: Bump HS15 build number to 04 
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 
Reviewed-by: kvn, twisti
 2009-03-27 14:37:42 -07:00
Xiomara Jayasena
422ea850e0 Added tag jdk7-b52 for changeset 0d989c04422c 2009-03-27 14:11:35 -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
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 
Reviewed-by: kvn, phh
 2009-03-26 14:31:45 -07:00
Karen Kinnear
ae0f3167d3 Merge 2009-03-26 16:00:51 -04:00
Igor Veresov
74e0691df5 6822263: G1: JVMTI heap iteration fails 
Make object_iterate() traverse the perm gen

Reviewed-by: apetrusenko, tonyp
 2009-03-26 08:51:32 -07:00
Andrey Petrusenko
cf2ae8d98d 6543938: G1: remove the concept of popularity 
Reviewed-by: iveresov, tonyp
 2009-03-25 13:10:54 -07:00
Coleen Phillimore
cec3a034d1 6541756: Reduce executable C-heap 
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 
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 
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 
Reviewed-by: kvn
 2009-03-24 15:09:52 -07:00
Changpeng Fang
fface2e4ca 6636138: UseSuperWord enabled failure 
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") 
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") 
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 
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 
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 
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 
Reviewed-by: kamg, coleenp
 2009-03-18 17:20:57 -04:00
Vladimir Kozlov
5e66955173 6772368: REGRESSION:tomcat crashed twice with JDK 7 
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 
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 
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 
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 
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 
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 
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) 
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 
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 
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 
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 
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 
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 
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 
Reviewed-by: iveresov, tonyp
 2009-03-10 00:47:05 -07:00
Xiomara Jayasena
29a36f3f0e Merge 2009-03-09 13:34:00 -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
Xiomara Jayasena
76f6f19925 Merge 2009-03-09 11:43:30 -07:00
Antonios Printezis
faf22e51ad Merge 2009-03-09 11:32:57 -04:00
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
Antonios Printezis
e4e765e34e 6814467: G1: small fixes related to concurrent marking verboseness 
A few small fixes to remove some inconsistencies in the concurrent mark-related verbose GC output.

Reviewed-by: jmasa
 2009-03-07 11:07:37 -05:00
Antonios Printezis
8893530f3a 6812428: G1: Error: assert(ret || obj_in_cs(obj),"sanity") 
The length of the fast cset test vector is decided at the beginning of a GC, but more regions can be added during the GC. The simple fix is to set the length of the fast cset test vector to the max.

Reviewed-by: iveresov
 2009-03-07 11:07:37 -05:00
Antonios Printezis
e7d899910b 6810698: G1: two small bugs in the sparse remembered sets 
The _expanded flag of the sparse RSets is not reset and this can leave a RSet in an inconsistent state if it is expanded more than once. Also, we should be iterating over the _cur, instead of the _next, sparse table

Reviewed-by: apetrusenko, iveresov
 2009-03-07 11:07:36 -05:00
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
Igor Veresov
416d70bf91 6720309: G1: don't synchronously update RSet during evacuation pauses 
6720334: G1: don't update RSets of collection set regions during an evacuation pause

Introduced a deferred update mechanism for delaying the rset updates during the collection pause

Reviewed-by: apetrusenko, tonyp
 2009-03-06 13:50:14 -08:00
Karen Kinnear
a23cbf5b96 Merge 2009-03-05 22:07:29 -05:00
Xiomara Jayasena
4e52be63fe Added tag jdk7-b50 for changeset 90cbd9088155 2009-03-05 09:49:03 -08:00
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
Vladimir Kozlov
3e2ae68252 6812721: Block's frequency should not be NaN 
Set MIN_BLOCK_FREQUENCY block's frequency when calculated block's frequency is NaN

Reviewed-by: never
 2009-03-03 18:25:57 -08:00
John Coomes
bc706440bd 6810474: par compact - crash in summary_phase with very full heap 
Reviewed-by: tonyp
 2009-03-03 14:23:18 -08:00
Y. Srinivas Ramakrishna
ce3f3161da 6824570: ParNew: Fix memory leak introduced in 6819891 
Allocate worker-local overflow stacks, introduced in 6819891, along with ParNewGeneration, rather than with the per-scavenge ParScanThreadState.

Reviewed-by: jmasa
 2009-04-02 15:57:41 -07:00
Vladimir Kozlov
4b15cdadd3 Merge 2009-03-03 10:34:22 -08:00
Y. Srinivas Ramakrishna
72bfacbd95 6797870: Add -XX:+{HeapDump,PrintClassHistogram}{Before,After}FullGC 
Call newly created CollectedHeap::dump_{pre,post}_full_gc before and after every stop-world full collection cycle on GenCollectedHeap and ParallelScavengeHeap. (Support for G1CollectedHeap forthcoming under CR 6810861.) Small modifications to existing heap dumping and class histogram implementation, especially to allow multiple on-the-fly histos/dumps by the VM thread during a single safepoint.

Reviewed-by: jmasa, alanb, mchung
 2009-03-02 16:37:04 -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
Daniel D. Daugherty
8aebf28301 6567360: 3/4 SIGBUS in jvmti RawMonitor magic check for unaligned bad monitor pointer 
Change JvmtiEnvBase::is_valid() and JvmtiRawMonitor::is_valid() to fetch the _magic fields via Bytes::get_native_u[248]().

Reviewed-by: coleenp, swamyv
 2009-03-02 14:05:07 -07:00
Daniel D. Daugherty
da3f81559f 6805864: 4/3 Problem with jvmti->redefineClasses: some methods don't get redefined 
Remove incorrect optimization in klassItable::adjust_method_entries(). Add RedefineClasses() tracing support for obsolete method entry.

Reviewed-by: acorn, swamyv
 2009-03-02 14:03:03 -07:00
Daniel D. Daugherty
56fe18e375 6800721: 3/4 JavaThread::jvmti_thread_state() and JvmtiThreadState::state_for() robustness 
Check for NULL return values from jvmti_thread_state() and state_for() and return a JVM TI error code as appropriate.

Reviewed-by: coleenp, swamyv
 2009-03-02 14:00:23 -07:00
Daniel D. Daugherty
74a99e1e82 6700114: 3/4 Assertion (_thread->get_interp_only_mode() == 1,"leaving interp only when mode not one") 
Don't create JvmtiThreadState for an exiting JavaThread.

Reviewed-by: coleenp, swamyv
 2009-03-02 13:57:17 -07:00
Tom Rodriguez
48d4a43c2a 6811384: MacroAssembler::serialize_memory may touch next page on amd64 
Reviewed-by: kvn, phh, twisti
 2009-03-01 20:49:46 -08:00
Y. Srinivas Ramakrishna
dd4aaeadd4 Merge 2009-02-27 15:30:47 -08:00
Xiomara Jayasena
dd661ad390 Merge 2009-02-27 15:13:00 -08:00
Christian Thalinger
05d1de7727 6810672: Comment typos 
I have collected some typos I have found while looking at the code.

Reviewed-by: kvn, never
 2009-02-27 13:27:09 -08:00
Vladimir Kozlov
67a5668b16 6811267: Fix for 6809798 broke linux build 
Fix method's declaration.

Reviewed-by: phh, twisti
 2009-02-27 08:34:19 -08:00
Lillian Angel
d6cdfde9d9 6778669: Patch from Red Hat -- fixes compilation errors 
Some fixes which are required to build on recent GCCs.

Reviewed-by: never, kvn
 2009-02-27 03:35:40 -08:00
Tom Rodriguez
114da9bcfc 6810855: KILL vs. TEMP ordering restrictions are too strong 
Reviewed-by: kvn
 2009-02-26 16:57:21 -08:00
Vladimir Kozlov
9b31d58b98 6809798: SafePointScalarObject node placed into incorrect block during GCM 
Replace the control edge of a pinned node before scheduling.

Reviewed-by: never
 2009-02-26 14:26:02 -08:00
Andrei Pangin
31eeaafbcf Merge 2009-02-26 14:25:55 -08:00
Xiomara Jayasena
6f9ccbbe7f Added tag jdk7-b49 for changeset 2fb28c2f14c0 2009-02-26 10:57:13 -08:00
Erik Trimble
954e8082f6 Merge 2009-02-25 23:16:22 -08:00
Erik Trimble
44091d390c Merge 2009-02-25 22:55:54 -08:00
Tom Rodriguez
f7098831dd 6807963: need tool to make sense of LogCompilaton output 
Reviewed-by: kvn
 2009-02-25 14:36:27 -08:00
Tom Rodriguez
a82243d887 6805427: adlc compiler may generate incorrect machnode emission code 
Reviewed-by: kvn, twisti
 2009-02-25 10:53:14 -08:00
Jon Masamitsu
6b78cf8b99 Merge 2009-02-24 22:51:00 -08:00
Jon Masamitsu
b051a23591 6806226: Signed integer overflow in growable array code causes JVM crash 
Workaround the overflow by doing the intermediate calculations in an unsigned variable.

Reviewed-by: ysr, jcoomes
 2009-02-24 22:12:24 -08:00
Antonios Printezis
f883e6fde8 6804746: G1: guarantee(variance() > -1.0,"variance should be >= 0") (due to evacuation failure) 
Under certain circumstances (evacuation failure) the pause time is not communicated to the policy and, as a result, the pause time field is not initialized properly.

Reviewed-by: jmasa
 2009-02-24 15:50:23 -05:00
Vladimir Kozlov
decdeea77d Merge 2009-02-24 09:53:20 -08:00
Vladimir Kozlov
b07ac51bf3 6791572: assert("duplicating node that's already been matched") 
Mark inputs for an address expression as shared if there are other uses besides address expressions.

Reviewed-by: never
 2009-02-23 16:03:19 -08:00
Christian Thalinger
0723dab28b 6808589: Merge vm_version_x86_{32,64}.{cpp,hpp} 
There is very much duplicated code in vm_version_x86_{32,64}.{cpp,hpp}.  Refactoring these would help maintainability.

Reviewed-by: kvn, never
 2009-02-23 12:02:30 -08:00