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40 Commits

Author SHA1 Message Date
Roland Westrelin
a8c02b10fd 8166836: Elimination of clone's ArrayCopyNode may make compilation fail silently 
Reviewed-by: vlivanov
 2016-09-28 11:17:51 +02:00
Christian Tornqvist
ad85e18f23 8157957: ClassNotFoundException: jdk.test.lib.JDKToolFinder 
Reviewed-by: coleenp, gtriantafill, mseledtsov, iignatyev, dholmes, dsamersoff
 2016-08-19 10:06:30 -04:00
Tobias Hartmann
af8e1270cb 8136818: Test compiler/arraycopy/TestEliminatedArrayCopyDeopt.java fails with "m1 failed" 
Added missing Op_StoreB check to ArrayCopyNode::may_modify_helper().

Reviewed-by: kvn
 2016-08-04 10:34:34 +02:00
Rickard Bäckman
3d15529c03 Merge 2016-07-19 13:15:46 +02:00
Daniel D. Daugherty
c0e5b2646f 8161173: quarantine compiler/arraycopy/TestEliminatedArrayCopyDeopt.java 
8161174: quarantine gc/stress/TestStressG1Humongous.java on 32-bit
8161175: quarantine serviceability/dcmd/compiler/CompilerQueueTest.java on 32-bit

Reviewed-by: sspitsyn, jmasa, gtriantafill
 2016-07-18 14:20:30 -07:00
Igor Ignatyev
e19479825a 8151280: update hotspot tests to use vm.compMode instead of their own logic 
Update hs compiler tests to use vm.compMode instead of their own logic and to get VM mode using j.t.l.Platform

Reviewed-by: kvn, dpochepk
 2016-07-13 18:03:15 +03:00
Igor Ignatyev
a0381422dd 8132919: Put compiler tests in packages 
Reviewed-by: vlivanov, dpochepk
 2016-07-12 18:24:48 +03:00
Igor Ignatyev
23e0d96f6e 8132920: use package in compiler testlibraries 
Reviewed-by: kvn, psandoz
 2016-06-22 00:29:32 +03:00
Tobias Hartmann
35f9db149b 8156760: VM crashes if -XX:-ReduceInitialCardMarks is set 
Fixed several compiler crashes with disabled ReduceInitialCardMarks.

Reviewed-by: roland, minqi, dlong, tschatzl, kvn
 2016-06-02 08:46:52 +02:00
Tobias Hartmann
8adbc20c87 8155241: Crash with assert in Xcomp mode and with disabled ReduceBulkZeroing 
We should not assume that a CloneBasic arraycopy sets array initialization to complete.

Reviewed-by: kvn, roland
 2016-05-12 08:25:42 +02:00
Tobias Hartmann
cf5a61530f 8155643: Java crash with assert in Xcomp mode and disabled ReduceInitialCardMarks 
We should not emit a subtype check for CloneOop arraycopy.

Reviewed-by: kvn
 2016-05-12 08:23:25 +02:00
Tobias Hartmann
63403a410e 8154073: Several compiler tests fail when are executed with C1 only 
Added missing flag checks to the tests and Whitebox API.

Reviewed-by: kvn
 2016-04-14 08:32:39 +02:00
Chris Hegarty
b7075c2db9 8153737: Unsupported Module 
Reviewed-by: alanb, mchung, psandoz
 2016-04-09 23:03:39 +01:00
Goetz Lindenmaier
6f27a97d77 8144466: ppc64: fix argument passing through opto stubs 
Reviewed-by: kvn
 2015-12-07 15:42:47 +01:00
Nils Eliasson
2f9e32256d Merge 2015-11-13 13:31:48 +01:00
Dmitrij Pochepko
38339b3fe9 8138689: use package for /compiler/whitebox common classes 
Moved CompilerWhiteBoxTest to package, updating tests accordingly

Reviewed-by: iignatyev
 2015-11-06 14:54:02 +03:00
Roland Westrelin
404fc5caa8 8134974: 8130847 broken with loop predicates 
Pinned eliminated arraycopy loads in uncommon trap path for loop predicates may need to be moved

Reviewed-by: kvn
 2015-09-08 19:19:08 +02:00
Roland Westrelin
7ef7c96fde 8134468: Lucene test failures with 32 bit JDK 9b78, Server compiler 
Test that checks whether an array load falls into the range of an arraycopy is incorrect on 32bits

Reviewed-by: iveresov, kvn
 2015-09-02 10:00:27 +02:00
Roland Westrelin
8942ef410f 8134321: tools/pack200/Pack200Test.java crashes in the VM PIT jdk9 b79 
Code that capture field values of eliminated allocation at a safepoint when there's an arraycopy behind a Phi is broken

Reviewed-by: kvn
 2015-08-26 09:49:37 +02:00
Roland Westrelin
0baf2f7e8a 8130847: Cloned object's fields observed as null after C2 escape analysis 
Eliminated instance/array written to by an array copy variant must be correctly initialized when reallocated at a deopt

Reviewed-by: kvn, vlivanov
 2015-08-15 02:54:18 +02:00
Roland Westrelin
d7522fb084 8086046: escape analysis generates incorrect code as of B67 
Load bypasses arraycopy that sets the value after the ArrayCopyNode is expanded

Reviewed-by: kvn
 2015-06-12 14:10:17 +02:00
Roland Westrelin
0296c2894b 8080699: Assert failed: Not a Java pointer in JCK test 
Eliminated arraycopy node still reachable through exception edges

Reviewed-by: kvn
 2015-05-22 09:14:18 +02:00
Tobias Hartmann
9e5ef665a0 Merge 2015-05-14 16:16:06 +02:00
Roland Westrelin
a9cdbd0407 8076188: Optimize arraycopy out for non escaping destination 
If the destination of an arraycopy is non escaping, the arraycopy may be optimized out

Reviewed-by: kvn, vlivanov
 2015-05-12 10:27:50 +02:00
Alexander Kulyakthin
462f735dac 8067013: Rename the com.oracle.java.testlibary package 
Reviewed-by: dholmes, gtriantafill, sla
 2015-05-04 16:30:07 +02:00
Roland Westrelin
cb19c4b63a 8078444: compiler/arraycopy/TestArrayCopyNoInitDeopt.java fails with exception 'm2 not deoptimized' 
Some platform don't have speculative types

Reviewed-by: kvn
 2015-04-23 16:38:08 +02:00
Roland Westrelin
cb7a08139b 8074676: java.lang.invoke.PermuteArgsTest.java fails with "assert(is_Initialize()) failed: invalid node class" 
After guards in Arrays.copyOf() intrinsic, control may become top

Reviewed-by: kvn, vlivanov
 2015-04-15 11:01:56 +02:00
Vladimir Kozlov
b72eca85b5 Merge 2015-04-03 11:41:01 -07:00
Roland Westrelin
61aa1cfdef 8075921: assert assert(allocx == alloc) fails in library_call.cpp 
Control becomes top after arraycopy guards and confuses tighly coupled allocation logic

Reviewed-by: kvn, vlivanov
 2015-03-27 08:58:45 +01:00
Alexander Kulyakthin
01b9971365 8075586: Add @modules as needed to the open hotspot tests 
Reviewed-by: sla, ctornqvi, lfoltan, mchung, alanb
 2015-03-26 16:36:56 +01:00
Roland Westrelin
b81d606a4c 8075663: compiler/rangechecks/TestExplicitRangeChecks.java fails in compiler nightlies 
-Xmixed following -Xcomp doesn't undo the effect of -Xcomp with tiered on

Reviewed-by: kvn, vlivanov
 2015-03-23 17:09:41 +01:00
Roland Westrelin
0258ef4abc 8073866: Fix for 8064703 is not sufficient 
Side effects between allocation and arraycopy can be reexecuted, unreachable uninitialized array can be seen by GCs

Reviewed-by: kvn, vlivanov
 2015-03-16 12:24:06 +01:00
Roland Westrelin
3a627c0d83 8073792: assert((get_length_if_constant(phase) == -1) == !ary_src->size()->is_con()) failed: inconsistent 
Assert in array copy code broken when array size becomes known during igvn

Reviewed-by: kvn, vlivanov
 2015-02-25 10:44:38 +01:00
Roland Westrelin
88848bd9e8 6912521: System.arraycopy works slower than the simple loop for little lengths 
Convert small array copies to series of loads and stores

Reviewed-by: kvn, vlivanov
 2015-02-18 18:14:07 +01:00
Roland Westrelin
e6ac3ca09e 8072016: Array copy may cause infinite cycle of deoptimization/compilation 
Infinite deoptimization/recompilation cycles in case of arraycopy with tightly coupled allocation

Reviewed-by: kvn, vlivanov
 2015-02-09 15:10:58 +01:00
Roland Westrelin
2e82794bfa 6700100: optimize inline_native_clone() for small objects with exact klass 
Optimize small instance clones as loads/stores

Reviewed-by: kvn, iveresov
 2014-12-16 13:49:36 +01:00
Roland Westrelin
686e5a0a6f 8064703: crash running specjvm98's javac following 8060252 
Uncommon trap between arraycopy and initialization may leave array initialized

Reviewed-by: kvn, vlivanov, goetz
 2014-12-01 11:59:56 +01:00
Chris Plummer
d78d0c4fa4 8140189: [TESTBUG] Get rid of "@library /../../test/lib" in jtreg tests 
Use new external.lib.roots property in TEST.ROOT so /../../test/lib is not needed.

Reviewed-by: mseledtsov, sla, iklam
 2015-10-29 12:04:04 -07:00
Roland Westrelin
fa27000f3c 8055910: closed/java/util/Collections/CheckedCollections.java failed with ClassCastException not thrown 
Missing subtype check for Arrays.copyOf intrinsic

Reviewed-by: kvn, iveresov
 2014-08-29 16:32:29 +02:00
Roland Westrelin
400f0f7a8f 8055153: nsk/stress/jck60/jck60014 crashes on sparc 
Missing control for LoadRange and LoadKlass nodes created during arraycopy node expansion

Reviewed-by: kvn, iveresov
 2014-08-19 17:23:38 +02:00