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26d192003f
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478 Commits

Author SHA1 Message Date
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
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
Vladimir Kozlov
4b15cdadd3 Merge 2009-03-03 10:34:22 -08:00
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
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
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
Andrei Pangin
6acc244444 Merge 2009-02-22 17:21:13 -08:00
Y. Srinivas Ramakrishna
7efb6ac73a Merge 2009-02-20 11:12:26 -08:00
Vladimir Kozlov
dc3008a513 6802499: EA: assert(false,"unknown node on this path") 
Add missing checks for SCMemProj node in Escape analysis code.

Reviewed-by: never
 2009-02-19 17:38:53 -08:00
Ivan P Krylov
6aec7d2ea9 6806046: Hotspot build error when compiled from Visual Studio 
Define HOTSPOT_LIB_ARCH in the preprocessor flags of the generated projects

Reviewed-by: kamg, xlu
 2009-02-19 04:54:22 -05:00
Vladimir Kozlov
73e8e582ba 6807084: AutoBox elimination is broken with compressed oops 
Add checks for DecodeN nodes into AutoBox elimination code.

Reviewed-by: never
 2009-02-18 13:53:42 -08:00
Jon Masamitsu
f1847266b7 6786346: intermittent Internal Error (src/share/vm/memory/cardTableModRefBS.cpp:226) 
Two assertions were incorrectly composed.

Reviewed-by: tonyp
 2009-02-17 15:35:58 -08:00
Vladimir Kozlov
681eb89b31 Merge 2009-02-17 14:30:24 -08:00
Christian Thalinger
f72a09355f 6805950: Typos in andL_rReg_imm instructions in x86_64.ad 
There are two typos in andL_rReg_imm instructions in x86_64.ad.

Reviewed-by: kvn
 2009-02-17 11:19:31 +01:00
Christian Thalinger
dd25f39709 6805724: ModLNode::Ideal() generates functionally incorrect graph when divisor is any (2^k-1) constant 
C2, ModLNode::Ideal() generates functionally incorrect graph when divisor is any (2^k-1) constant.

Reviewed-by: rasbold
 2009-02-16 07:19:26 -08:00
Christian Thalinger
a2ed00b650 6800154: Add comments to long_by_long_mulhi() for better understandability 
This patch adds a comment pointing to the Hacker's Delight version of the algorithm plus a verbatim copy of it.  Furthermore it adds inline comments.

Reviewed-by: kvn, jrose
 2009-02-13 09:09:35 -08:00
Andrey Petrusenko
a7da5440dd 6700941: G1: allocation spec missing for some G1 classes 
Reviewed-by: tonyp
 2009-02-10 18:39:09 +03:00
Y. Srinivas Ramakrishna
0badccf962 6800586: -XX:+PrintGCDateStamps is using mt-unsafe localtime function 
Replaced localtime() with localtime_r() on Solaris and Linux.

Reviewed-by: apetrusenko, dholmes, jmasa
 2009-02-09 12:26:05 -08:00
Andrey Petrusenko
4be1a50ed3 6802413: G1: G1FixedSurvivorSpaceSize should be converted into regions in calculate_survivors_policy() 
Reviewed-by: tonyp, jmasa
 2009-02-09 17:33:06 +03:00
Jon Masamitsu
3b5d6a04dd 6690928: Use spinning in combination with yields for workstealing termination 
Substitute a spin loop for most calls to yield() to reduce the stress on the system.

Reviewed-by: tonyp
 2009-02-08 13:18:01 -08:00
Vladimir Kozlov
2f2589d2dc 6791852: assert(b->_nodes[insidx] == n,"got insidx set incorrectly") 
Move the CreateEx up before each round of IFG construction

Reviewed-by: never, phh
 2009-02-06 13:31:03 -08:00
Vladimir Kozlov
94a461f4cb 6799693: Server compiler leads to data corruption when expression throws an Exception 
Use merged memory state for an allocation's slow path.

Reviewed-by: never
 2009-02-05 14:43:58 -08:00
Andrey Petrusenko
61181babf1 6484959: G1: introduce survivor spaces 
6797754: G1: combined bugfix

Implemented a policy to control G1 survivor space parameters.

Reviewed-by: tonyp, iveresov
 2009-02-06 01:38:50 +03:00
Vladimir Kozlov
72b75d1adf 6788376: allow to ignore unrecognized VM options 
Add new product flag -XX:+IgnoreUnrecognizedVMOptions

Reviewed-by: ysr, xlu
 2009-02-05 13:38:52 -08:00
Tom Rodriguez
275a0bfb42 6793828: G1: invariant: queues are empty when activated 
Reviewed-by: jrose, kvn
 2009-02-05 11:42:10 -08:00
Tom Rodriguez
67f20d82c9 6442502: assert(bits,"Use TypePtr for NULL") on linux-x86 
Reviewed-by: kvn
 2009-02-04 23:17:38 -08:00
Tom Rodriguez
a70da64c72 6798785: Crash in OopFlow::build_oop_map: incorrect comparison of 64bit pointers 
Reviewed-by: phh, kvn
 2009-02-04 11:44:57 -08:00
Tom Rodriguez
c46f747070 6782260: Memory leak in CodeBuffer::create_patch_overflow 
Reviewed-by: phh, kvn
 2009-02-03 18:05:19 -08:00
Christian Thalinger
ecbdf3bb83 6795362: 32bit server compiler leads to wrong results on solaris-x86 
The C2 compiler leads to wrong results on solaris-i486 (32-bit) for a testcase given in the CR.

Reviewed-by: never, rasbold
 2009-02-03 01:39:12 -08:00
Jon Masamitsu
39b23ff0a0 6792421: assert(_bitMap->isMarked(addr+size-1),inconsistent Printezis mark) 
The CMS concurrent precleaning and concurrent marking phases should work around classes that are undergoing redefinition.

Reviewed-by: ysr, tonyp
 2009-01-31 00:15:00 -08:00
Y. Srinivas Ramakrishna
d981bd442b 6787254: Work queue capacity can be increased substantially on some platforms 
Increased the default and maximum size of the CMS marking stack and the size of the parallel workers' work queues in 64-bit mode. The latter was accomplished by an increase in the width of the Taskqueue's Age struct and its Tag field in 64-bit mode.

Reviewed-by: jmasa, tonyp
 2009-01-30 14:17:52 -08:00
Y. Srinivas Ramakrishna
34b247f068 Merge 2009-01-29 21:25:42 -08:00
Igor Veresov
da292a7197 6783381: NUMA allocator: don't pretouch eden space with UseNUMA 
Moved pretouching to MutableSpace. Also MutableSpace now turns on page interleaving for the region it covers.

Reviewed-by: jmasa, jcoomes
 2009-01-27 18:13:59 -08:00
Y. Srinivas Ramakrishna
f031c45430 6786503: Overflow list performance can be improved 
Avoid overflow list walk in CMS & ParNew when it is unnecessary. Fix a couple of correctness issues, including a C-heap leak, in ParNew at the intersection of promotion failure, work queue overflow and object array chunking. Add stress testing option and related assertion checking.

Reviewed-by: jmasa
 2009-01-26 12:47:21 -08:00
Xiaobin Lu
5ee6e7f6ed 6795913: A few remaining wrong casts need to be fixed for building hotspot successfully on Mac OS 
Use NULL_WORD in the places where intptr_t is expected due to incompatible types between intptr_t & int32_t

Reviewed-by: phh, coleenp, never
 2009-01-26 12:07:54 -08:00
Christian Thalinger
3b8452da93 6796746: rename LoadC (char) opcode class to LoadUS (unsigned short) 
Renaming LoadC to LoadUS would round up the planned introduction of LoadUB and LoadUI.

Reviewed-by: phh, kvn
 2009-01-26 16:22:12 +01:00