29 Commits

Author SHA1 Message Date
Igor Veresov
6dc6f53f6a 8058184: Move _highest_comp_level and _highest_osr_comp_level from MethodData to MethodCounters
Tiered policy requires highest compilation levels always available

Reviewed-by: kvn, vlivanov
2014-09-11 00:04:50 -07:00
Roland Westrelin
a2d18a0238 8057038: Speculative traps not robust when compilation and class unloading are concurrent
Speculative traps can be removed from MDO while being copied by compiler

Reviewed-by: kvn, iveresov
2014-08-02 06:15:23 +02:00
Coleen Phillimore
3f0a945468 8004128: NPG: remove stackwalking in Threads::gc_prologue and gc_epilogue code
Remove bcx and mdx handling.  We no longer have to convert bytecode pointers to indices for GC since Methods aren't moved.

Reviewed-by: mgerdin, kvn
2014-07-17 15:45:46 -04:00
Rickard Bäckman
8bd4b5624c 8030976: Untaken paths should be more vigorously pruned at highest optimization level
Reviewed-by: roland, vlivanov
2014-05-22 13:42:44 +02:00
Roland Westrelin
7ef690b2c7 8026694: New type profiling points break compilation replay
Fixes compilation replay with new profiling points

Reviewed-by: kvn, twisti
2014-05-15 09:09:28 +02:00
Igor Veresov
54db2c2d61 8032463: VirtualDispatch test timeout with DeoptimizeALot
Introduce code aging for warm method detection

Reviewed-by: kvn, twisti
2014-05-13 11:32:10 -07:00
Roland Westrelin
0acbad17c8 8039975: SIGSEGV in MethodData::next_data(ProfileData*)
Profiling code in interpreter broken when argument profiling is off.

Reviewed-by: iveresov, kvn
2014-04-18 14:25:21 +02:00
Roland Westrelin
7da7a9c72a 8038636: speculative traps break when classes are redefined
Remove speculative traps that point to methods that are redefined

Reviewed-by: kvn, twisti
2014-04-08 09:51:25 +02:00
Roland Westrelin
b21d142f01 8037970: make PrintMethodData a diagnostic options
Make PrintMethodData a diagnostic options for performance investigation

Reviewed-by: kvn, iveresov
2014-03-31 10:35:06 +02:00
Roland Westrelin
fa3b0a8f47 8031755: Type speculation should be used to optimize explicit null checks
Feed profiling data about reference nullness to type speculation.

Reviewed-by: kvn, iveresov
2014-03-31 09:08:53 +02:00
Vladimir Kozlov
97a51c5c2a 8031320: Use Intel RTM instructions for locks
Use RTM for inflated locks and stack locks.

Reviewed-by: iveresov, twisti, roland, dcubed
2014-03-20 17:49:27 -07:00
Roland Westrelin
38fd717c30 8035841: assert(dp_src->tag() == dp_dst->tag()) failed: should be same tags 1 != 0 at ciMethodData.cpp:90
Concurrent update of traps with construction of ciMethodData

Reviewed-by: kvn, twisti
2014-03-05 09:29:12 +01:00
Roland Westrelin
493557fc90 8031752: Failed speculative optimizations should be reattempted when root of compilation is different
Support for speculative traps that keep track of the root of the compilation in which a trap occurs.

Reviewed-by: kvn, twisti
2014-02-25 18:16:24 +01:00
Vladimir Kozlov
aabed3781b Merge 2013-11-21 12:30:35 -08:00
Volker Simonis
86fba81619 8028514: PPC64: Fix C++ Interpreter after '7195622: CheckUnhandledOops has limited usefulness now'
Fix CPP-interpreter after CheckUnhandledOops was re-enabled in the fastdebug build

Reviewed-by: kvn, dholmes, lfoltan
2013-11-19 11:53:58 -08:00
Roland Westrelin
3fbc683322 8027572: assert(r != 0) failed: invalid
Null classes should be expected in profiles with conflicts

Reviewed-by: kvn, iveresov
2013-11-13 13:45:50 +01:00
Vladimir Kozlov
39b0e57fdd Merge 2013-11-05 17:38:04 -08:00
Roland Westrelin
b94884a330 8026251: New type profiling points: parameters to methods
X86 interpreter and c1 type profiling for parameters on method entries

Reviewed-by: kvn, twisti
2013-10-22 09:51:47 +02:00
Roland Westrelin
c8bfc7e7d7 8026054: New type profiling points: type of return values at calls
X86 interpreter and c1 type profiling for return values at calls

Reviewed-by: kvn, twisti
2013-10-12 12:12:59 +02:00
Roland Westrelin
cbd0e9bf96 8023657: New type profiling points: arguments to call
X86 interpreter and c1 type profiling for arguments at calls

Reviewed-by: kvn, twisti
2013-10-09 16:32:21 +02:00
Lois Foltan
7bf953d005 7195622: CheckUnhandledOops has limited usefulness now
Enable CHECK_UNHANDLED_OOPS in fastdebug builds across all supported platforms.

Reviewed-by: coleenp, hseigel, dholmes, stefank, twisti, ihse, rdurbin
2013-09-26 10:25:02 -04:00
Goetz Lindenmaier
0732a739b3 8024468: PPC64 (part 201): cppInterpreter: implement bytecode profiling
Implement profiling for c2 jit compilation. Also enable new cppInterpreter features.

Reviewed-by: kvn
2013-09-15 15:28:58 +02:00
Christian Thalinger
4fa99b3fc5 8024760: add more types, fields and constants to VMStructs
Reviewed-by: kvn, coleenp
2013-09-13 16:55:44 -07:00
Yumin Qi
c6aa9c656f 8003557: NPG: Klass* const k should be const Klass* k
With NPG, const KlassOop klass which is in fact a definition converted to Klass* const, which is not the original intention. The right usage is converting them to const Klass*.

Reviewed-by: coleenp, kvn
2013-05-10 08:27:30 -07:00
Igor Ignatyev
ca90185607 8007288: Additional WB API for compiler's testing
Reviewed-by: kvn, vlivanov
2013-04-09 09:54:17 -07:00
Vladimir Ivanov
268a4d605c Merge 2013-02-07 12:23:51 -08:00
Igor Ignatyev
014d9489bb 8006613: adding reason to made_not_compilable
Reviewed-by: kvn, vlivanov
2013-02-05 08:25:51 -08:00
Ioi Lam
93b845e21b 6479360: PrintClassHistogram improvements
Jcmd <pid> GC.class_stats (UnlockDiagnosticVMOptions)

Reviewed-by: coleenp, hseigel, sla, acorn
2013-01-25 15:06:18 -05:00
Jon Masamitsu
5c58d27aac 6964458: Reimplement class meta-data storage to use native memory
Remove PermGen, allocate meta-data in metaspace linked to class loaders, rewrite GC walking, rewrite and rename metadata to be C++ classes

Co-authored-by: Stefan Karlsson <stefan.karlsson@oracle.com>
Co-authored-by: Mikael Gerdin <mikael.gerdin@oracle.com>
Co-authored-by: Tom Rodriguez <tom.rodriguez@oracle.com>
Reviewed-by: jmasa, stefank, never, coleenp, kvn, brutisso, mgerdin, dholmes, jrose, twisti, roland
2012-09-01 13:25:18 -04:00