440 Commits

Author SHA1 Message Date
Edward Nevill
8a72fb502e 6939845: zero needs fallback path in C++ interpreter for platform dependent fast bytecodes
Reviewed-by: never
2010-03-31 11:54:03 -07:00
Tom Deneau
f23b68b367 6902182: 4/4 Starting with jdwp agent should not incur performance penalty
Rename can_post_exceptions support to can_post_on_exceptions. Add support for should_post_on_exceptions flag to permit per JavaThread optimizations.

Reviewed-by: never, kvn, dcubed
2010-02-01 17:35:05 -07:00
Tom Rodriguez
72d0f638c7 6849984: Value methods for platform dependent math functions constant fold incorrectly
Reviewed-by: kvn, twisti
2010-01-15 11:53:33 -08:00
Tom Rodriguez
98449cf2c2 6914300: ciEnv should export all well known classes
Reviewed-by: kvn, twisti
2010-01-06 14:22:39 -08:00
Christian Thalinger
47f2433a58 6893268: additional dynamic language related optimizations in C2
C2 needs some additional optimizations to be able to handle MethodHandle invokes and invokedynamic instructions at the best performance.

Reviewed-by: kvn, never
2010-01-05 15:21:25 +01:00
Christian Thalinger
caf28727eb 6893081: method handle & invokedynamic code needs additional cleanup (post 6815692, 6858164)
During the work for 6829187 we have fixed a number of basic bugs which are logically grouped with 6815692 and 6858164 but which must be reviewed and pushed separately.

Reviewed-by: kvn, never
2010-01-04 18:38:08 +01:00
Gary Benson
63cc2211ed 6896043: first round of zero fixes
Reviewed-by: kvn
2009-11-27 07:56:58 -08:00
Christian Thalinger
e6547d1b20 6902000: use ShouldNotReachHere() for btos/ctos/stos in TemplateInterpreterGenerator::set_short_entry_points
Set_entry_point is only ever used with the tos states of bytecode templates in templateTable.cpp and none of those use the subword tos states like btos, ctos and stos.

Reviewed-by: kvn
2009-11-19 03:41:29 -08:00
John R Rose
903247cf85 6858164: invokedynamic code needs some cleanup (post-6655638)
Fix several crashers, remove needless paths for boxed-style bootstrap method call, refactor & simplify APIs for rewriter constantPoolOop, remove sun.dyn.CallSiteImpl

Reviewed-by: kvn
2009-10-30 16:22:59 -07:00
Gary Benson
5473f394c6 6890308: integrate zero assembler hotspot changes
Reviewed-by: never
2009-10-13 12:04:21 -07:00
John Coomes
7e76feaf42 6888953: some calls to function-like macros are missing semicolons
Reviewed-by: pbk, kvn
2009-10-11 16:19:25 -07:00
Y. Srinivas Ramakrishna
c6763b5bad 4957990: Perm heap bloat in JVM
Treat ProfileData in MDO's as a source of weak, not strong, roots. Fixes the bug for stop-world collection -- the case of concurrent collection will be fixed separately.

Reviewed-by: jcoomes, jmasa, kvn, never
2009-09-02 00:04:29 -07:00
Vladimir Kozlov
ab7a29cdcc Merge 2009-08-06 09:37:26 -07:00
Changpeng Fang
ae00753bf7 6833129: specjvm98 fails with NullPointerException in the compiler with -XX:DeoptimizeALot
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
Erik Trimble
e846382e12 Merge 2009-07-29 16:00:35 -07:00
Xiomara Jayasena
a63ef10004 6862919: Update copyright year
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
John R Rose
6515225d49 6862576: vmIntrinsics needs cleanup in order to support JSR 292 intrinsics
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
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
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
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
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
Erik Trimble
8d6035660e Merge 2009-03-12 18:16:36 -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
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
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
Coleen Phillimore
a1442ea7ff 6791168: Fix invalid code in bytecodeInterpreter that can cause gcc ICE
Fix compilation errors from latest gcc in CC_INTERP including offending missing void* cast.

Reviewed-by: xlu
2009-01-13 14:41:44 -05:00
Xiomara Jayasena
99f0eac1a2 6785258: Update copyright year
Update copyright for files that have been modified starting July 2008 to Dec 2008

Reviewed-by: katleman, ohair, tbell
2008-12-15 16:55:11 -08:00
Keith McGuigan
7de6d649be 6756528: Bytecodes::special_length_at reads past end of code buffer
Add end-of-buffer indicator for paths used by the verifier

Reviewed-by: acorn, coleenp
2008-10-30 15:48:59 -04:00
Antonios Printezis
615777b6da Merge 2008-08-21 23:36:31 -04:00
Xiomara Jayasena
c96a95c4b8 6719955: Update copyright year
Update copyright year for files that have been modified in 2008

Reviewed-by: ohair, tbell
2008-07-02 12:55:16 -07:00
Y. Srinivas Ramakrishna
ac061d0424 Merge 2008-06-12 13:50:55 -07:00
Keith McGuigan
d58beaefde Merge 2008-06-06 13:43:36 -04:00
Y. Srinivas Ramakrishna
18f3386a98 6711316: Open source the Garbage-First garbage collector
First mercurial integration of the code for the Garbage-First garbage collector.

Reviewed-by: apetrusenko, iveresov, jmasa, sgoldman, tonyp, ysr
2008-06-05 15:57:56 -07:00
Keith McGuigan
319d956145 6706604: Copyright headers need to be changed to GPL
Update the copyrights

Reviewed-by: ohair
2008-05-29 14:06:30 -04:00
Coleen Phillimore
646ceb4a45 6696264: assert("narrow oop can never be zero") for GCBasher & ParNewGC
Decouple set_klass() with zeroing the gap when compressed.

Reviewed-by: kvn, ysr, jrose
2008-05-28 21:06:24 -07:00
Andrew Hughes
1f9e095ee3 6707485: bytecodeInterpreterWithChecks.xsl is malformed
Xsl output tag not at top level

Reviewed-by: never, kvn, rasbold
2008-05-28 12:42:34 -07:00
Volker Simonis
8ece15fd05 6688137: c++ interpreter fails on 64bit sparc
Misc. 64bit and endian fixes for sparc

Reviewed-by: never, kvn, rasbold
2008-04-17 07:16:03 -07:00
Coleen Phillimore
4a831d45f0 6420645: Create a vm that uses compressed oops for up to 32gb heapsizes
Compressed oops in instances, arrays, and headers. Code contributors are coleenp, phh, never, swamyv

Reviewed-by: jmasa, kamg, acorn, tbell, kvn, rasbold
2008-04-13 17:43:42 -04:00
Daniel D. Daugherty
f813016add 6599425: 4/3 OopMapCache::lookup() can cause later crash or assert() failure
Add should_not_be_cached() to markOop and methodOop and query that status inOopMapCache::lookup()

Reviewed-by: coleenp, sspitsyn, jmasa
2008-03-12 18:07:46 -07:00
J. Duke
8153779ad3 Initial load 2007-12-01 00:00:00 +00:00