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660 Commits

Author SHA1 Message Date
Roland Westrelin
fe92862089 8007294: ReduceFieldZeroing doesn't check for dependent load and can lead to incorrect execution 
InitializeNode::can_capture_store() must check that the captured store doesn't overwrite a memory location that is loaded before the store.

Reviewed-by: kvn
 2013-02-25 14:13:04 +01:00
Vladimir Kozlov
656949d014 8004867: VM crashing with assert "share/vm/opto/node.hpp:357 - assert(i < _max) failed: oob" 
Added few checks and early bailout from Superword optimization to avoid such cases in a future.

Reviewed-by: roland, twisti
 2013-02-18 16:47:15 -08:00
Roland Westrelin
260e822459 8007959: Use expensive node logic for more math nodes 
Use expensive node logic for other more math nodes.

Reviewed-by: kvn
 2013-02-18 09:06:24 +01:00
Roland Westrelin
c401bf065d 7197327: 40% regression on 8 b41 comp 8 b40 on specjvm2008.mpegaudio on oob 
Add support for expensive nodes.

Reviewed-by: kvn
 2013-02-12 12:56:11 +01:00
David Chase
43c01fd8b6 8007402: Code cleanup to remove Parfait false positive 
Add array access range check

Reviewed-by: kvn
 2013-02-09 12:55:09 -08:00
Volker Simonis
285249963c 8006807: C2 crash due to out of bounds array access in Parse::do_multianewarray 
Check ndimensions before accessing length[i] element

Reviewed-by: kvn
 2013-02-06 11:33:49 -08:00
Roland Westrelin
da5499f4ed 8007144: Incremental inlining mistakes some call sites for dead ones and doesn't inline them 
Wrong detection for dead call sites.

Reviewed-by: kvn
 2013-02-04 11:30:37 +01:00
Morris Meyer
7d8f623180 6518907: cleanup IA64 specific code in Hotspot 
Removed unused IA64 specific code

Reviewed-by: twisti, kvn, dholmes
 2013-01-25 16:50:33 -08:00
Igor Ignatyev
1a9e6be809 8005439: no message about inline method if it specifed by CompileCommand 
Reviewed-by: kvn, vlivanov
 2013-02-01 03:02:01 -08:00
Krystal Mo
c06a8276fe Merge 2013-01-24 09:06:16 -08:00
Vladimir Kozlov
9e0c61f822 6896617: Optimize sun.nio.cs.ISO_8859_1$Encode.encodeArrayLoop() on x86 
Use SSE4.2 and AVX2 instructions for encodeArray intrinsic.

Reviewed-by: roland
 2013-01-22 15:34:16 -08:00
Goetz Lindenmaier
44cdae9a57 8005055: pass outputStream to more opto debug routines 
Pass the output stream to node->dump() and everything reachable from there

Reviewed-by: kvn
 2013-01-22 11:31:25 -08:00
Karen Kinnear
706efde6df Merge 2013-01-21 16:11:24 -05:00
Harold Seigel
68f3dd76c9 7102489: RFE: cleanup jlong typedef on __APPLE__and _LLP64 systems 
Define jlong as long on all LP64 platforms and add JLONG_FORMAT macro.

Reviewed-by: dholmes, coleenp, mikael, kvn
 2013-01-17 10:25:16 -05:00
David Chase
cc15237ca5 8005821: C2: -XX:+PrintIntrinsics is broken 
Check all print inlining flags when processing inlining list.

Reviewed-by: kvn, twisti
 2013-01-15 14:45:12 -08:00
Christian Thalinger
5dda34f798 8006109: test/java/util/AbstractSequentialList/AddAll.java fails: assert(rtype == ctype) failed: mismatched return types 
Reviewed-by: kvn
 2013-01-15 12:06:18 -08:00
Christian Thalinger
827930b510 8006127: remove printing code added with 8006031 
Reviewed-by: kvn
 2013-01-11 20:01:16 -08:00
Christian Thalinger
6c57a4b9f8 8006031: LibraryCallKit::inline_array_copyOf disabled unintentionally with 7172640 
Reviewed-by: kvn
 2013-01-11 14:07:09 -08:00
Christian Thalinger
a55305503e 8005418: JSR 292: virtual dispatch bug in 292 impl 
Reviewed-by: jrose, kvn
 2013-01-09 15:37:23 -08:00
Vladimir Kozlov
cfcd28fd9d 8005522: use fast-string instructions on x86 for zeroing 
Use 'rep stosb' instead of 'rep stosq' when fast-string operations are available.

Reviewed-by: twisti, roland
 2013-01-03 15:09:55 -08:00
Roland Westrelin
73d6d417be 8005071: Incremental inlining for JSR 292 
Post parse inlining driven by number of live nodes.

Reviewed-by: twisti, kvn, jrose
 2012-12-23 17:08:22 +01:00
Jesper Wilhelmsson
917282a86d Merge 2012-12-21 16:33:22 +01:00
Vladimir Kozlov
e508acf372 8004741: Missing compiled exception handle table entry for multidimensional array allocation 
Added missing exception path for multidimensional array allocation and use Throwable type instead of OutOfMemoryError for allocation's exception.

Reviewed-by: twisti
 2012-12-19 19:21:15 -08:00
Aleksey Shipilev
4c293ebcd6 8004318: JEP-171: Support Unsafe fences intrinsics 
Add three memory-ordering intrinsics to the sun.misc.Unsafe class.

Reviewed-by: twisti, kvn
 2012-12-18 17:37:44 -08:00
Vladimir Ivanov
8eb3b25c4f Merge 2012-12-18 08:19:53 -08:00
Vladimir Ivanov
6d08af845e 8003135: HotSpot inlines and hoists the Thread.currentThread().isInterrupted() out of the loop 
Make the load of TLS._osthread._interrupted flag in Thread.isInterrupted(Z)Z intrinsic effectively volatile.

Reviewed-by: kvn, jrose
 2012-12-18 06:52:00 -08:00
Roland Westrelin
b1c3e5ccc6 8005031: Some cleanup in c2 to prepare for incremental inlining support 
Collection of small changes to prepare for incremental inlining.

Reviewed-by: twisti, kvn
 2012-12-18 14:55:25 +01:00
Erik Helin
7fc460bae3 8004845: Catch incorrect usage of new and delete during compile time for value objects and stack objects 
Makes the "new" and "delete" operator of _ValueObj and StackObj private

Reviewed-by: dholmes, coleenp
 2012-12-17 15:25:26 +01:00
Christian Thalinger
c5240e7c53 8004319: test/gc/7168848/HumongousAlloc.java fails after 7172640 
Reviewed-by: kvn, johnc
 2012-12-03 15:48:49 -08:00
Christian Thalinger
2c2c007448 8003240: x86: move MacroAssembler into separate file 
Reviewed-by: kvn
 2012-11-30 15:23:16 -08:00
Bharadwaj Yadavalli
2d2532e740 7092905: C2: Keep track of the number of dead nodes 
Keep an (almost) accurate running count of the reachable (live) flow graph nodes.

Reviewed-by: kvn, twisti, jrose, vlivanov
 2012-11-27 17:24:15 -08:00
Christian Thalinger
31411dbc32 7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop() 
Reviewed-by: kvn, jrose
 2012-11-26 17:25:11 -08:00
Coleen Phillimore
ddec2a3aed Merge 2012-11-16 09:19:12 -05:00
Bharadwaj Yadavalli
4b288c8976 8001077: remove ciMethod::will_link 
Removed will_link and changed all calls to is_loaded().

Reviewed-by: kvn
 2012-11-15 10:42:06 -08:00
Yumin Qi
f712e12f98 6830717: replay of compilations would help with debugging 
When java process crashed in compiler thread, repeat the compilation process will help finding root cause. This is done with using SA dump application class data and replay data from core dump, then use debug version of jvm to recompile the problematic java method.

Reviewed-by: kvn, twisti, sspitsyn
 2012-11-12 14:03:53 -08:00
Harold Seigel
4aad9b74e7 8001471: Klass::cast() does nothing 
Remove function Klass::cast() and calls to it.

Reviewed-by: dholmes, coleenp
 2012-11-12 16:15:05 -05:00
Vladimir Kozlov
1ebf7b9116 8002069: Assert failed in C2: assert(field->edge_count() > 0) failed: sanity 
Added missed type check of initializing store in ConnectionGraph::find_init_values().

Reviewed-by: roland, twisti, vlivanov
 2012-11-06 15:16:32 -08:00
Lana Steuck
da89e5624c Merge 2012-10-30 13:56:59 -07:00
Vladimir Kozlov
fc84b11227 8001635: assert(in_bb(n)) failed: must be 
Added missed check that Load node is in processed loop block.

Reviewed-by: twisti
 2012-10-26 11:48:04 -07:00
Vladimir Kozlov
4531e51fc4 7163534: VM could crashes assert(false) failed: infinite EA connection graph build 
In case of time or iterations limit reached C2 stops EA and continue compilation without EA as it does in product VM already.

Reviewed-by: twisti
 2012-10-25 17:32:03 -07:00
Tom Deneau
6d94ef1ee7 7184394: add intrinsics to use AES instructions 
Use new x86 AES instructions for AESCrypt.

Reviewed-by: twisti, kvn, roland
 2012-10-24 14:33:22 -07:00
Vladimir Kozlov
a9c2b6a900 8001183: incorrect results of char vectors right shift operaiton 
Do vector right shift operation for small int types only after loads

Reviewed-by: jrose, dlong
 2012-10-23 13:06:37 -07:00
Vladimir Ivanov
7f87237400 8000805: JMM issue: short loads are non-atomic 
Perform transforms during IGVN phase when Load has a single user.

Reviewed-by: jrose, kvn, twisti
 2012-10-22 11:44:30 -07:00
Dean Long
e57ac83cac 8001101: C2: more general vector rule subsetting 
Allow which vector rules are supported to be decided at runtime. Also a small change to allow vector types in Type::_type_info[] to apply to more platforms.

Reviewed-by: kvn, twisti
 2012-10-19 14:21:09 -04:00
Abhijit Saha
19fc2d4d88 Merge 2012-10-18 21:58:55 -07:00
Vladimir Kozlov
2d3b78abcc 8000623: tools/javac/Diagnostics/6769027/T6769027.java crashes in PSPromotionManager::copy_to_survivor_space 
Fix type of method pointer load from vtable.

Reviewed-by: twisti, johnc, roland
 2012-10-17 12:09:32 -07:00
Vladimir Kozlov
5f132a5ec3 Merge 2012-10-12 09:22:52 -07:00
Abhijit Saha
402fd01231 Merge 2012-10-11 15:29:16 -07:00
Abhijit Saha
2f3ac59e81 Merge 2012-10-10 14:28:08 -07:00
Vladimir Ivanov
6674423523 7199654: Remove LoadUI2LNode 
Removed LoadUI2L node from Ideal nodes, use match rule in .ad files instead.

Reviewed-by: kvn
 2012-10-09 12:40:05 -07:00