Commit Graph

193 Commits

Author SHA1 Message Date
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
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
Mikael Vidstedt
769dd50182 7197424: update copyright year to match last edit in jdk8 hotspot repository
Update copyright year to 2012 for relevant files

Reviewed-by: dholmes, coleenp
2012-10-09 10:09:34 -07:00
Vladimir Kozlov
8d8d00ff00 7199742: A lot of C2 OSR compilations of the same method's bci
Don't clone head of OSR loop.

Reviewed-by: jrose, twisti
2012-10-02 14:49:21 -07:00
Vladimir Kozlov
e8332c76e9 7201026: add vector for shift count
Add generation of vectors for scalar shift count.

Reviewed-by: roland, twisti, dlong
2012-10-02 12:25:13 -07:00
Vladimir Kozlov
973fdc81a1 7200264: 7192963 changes disabled shift vectors
Replaced is_vector_use() call with explicit check for vector shift's count.

Reviewed-by: twisti, roland, dlong, vlivanov
2012-09-25 15:48:17 -07:00
Vladimir Kozlov
811c047ec1 7196199: java/text/Bidi/Bug6665028.java failed: Bidi run count incorrect
Save whole XMM/YMM registers in safepoint interrupt handler.

Reviewed-by: roland, twisti
2012-09-17 19:39:07 -07:00
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
Pavel Punegov
373b8ccd27 7191926: Remove MKS dependency in Hotspot regression tests
Add case for CYGWIN in .sh files.

Reviewed-by: coleenp, kvn
2012-08-29 14:49:05 -04:00
Christian Thalinger
2509329d59 Merge 2012-08-24 11:48:32 -07:00
Vladimir Kozlov
cbfca3259c 7192963: assert(_in[req-1] == this) failed: Must pass arg count to 'new'
Fixed Pack node generation. Not vectorize shift instructions if count is not the same for all shifts and if count is vector.

Reviewed-by: twisti
2012-08-22 11:55:40 -07:00
Vladimir Kozlov
04c6a7ce10 7190310: Inlining WeakReference.get(), and hoisting $referent may lead to non-terminating loops
In C2 add software membar after load from Reference.referent field to prevent commoning of loads across safepoint since GC can change its value. In C1 always generate Reference.get() intrinsic.

Reviewed-by: roland, twisti, dholmes, johnc
2012-08-20 09:58:58 -07:00
Vladimir Kozlov
e3c3c8527e 6340864: Implement vectorization optimizations in hotspot-server
Added asm encoding and mach nodes for vector arithmetic instructions on x86.

Reviewed-by: roland
2012-08-20 09:07:21 -07:00
Coleen Phillimore
d52b3a7eb7 7129723: MAC: Some regression tests need to recognize Mac OS X platform
Add Darwin like Linux to shell scripts

Reviewed-by: kvn, kamg, dholmes
2012-08-01 16:52:43 -04:00
Roland Westrelin
3511594d3c 7177917: Failed test java/lang/Math/PowTests.java
When c2 intrinsifies pow/exp, it should never inline the java implementations.

Reviewed-by: kvn
2012-07-02 09:58:06 +02:00
Vladimir Kozlov
8c4cefaa96 7179138: Incorrect result with String concatenation optimization
Check for and skip diamond shaped NULL check code for the result of toString()

Reviewed-by: twisti, roland
2012-06-26 09:06:16 -07:00
Roland Westrelin
118f552a6e 7174363: Arrays.copyOfRange leads to VM crash with -Xcomp -server if executed by testing framework
Arrays.copyOfRange(original, from, to) with from > original.length tries to do a copy with a negative length.

Reviewed-by: kvn, twisti
2012-06-18 09:52:31 +02:00
Vladimir Kozlov
d1191bb4f4 7119644: Increase superword's vector size up to 256 bits
Increase vector size up to 256-bits for YMM AVX registers on x86.

Reviewed-by: never, twisti, roland
2012-06-15 01:25:19 -07:00
Vlaidmir Ivanov
e67db1b150 7169782: C2: SIGSEGV in LShiftLNode::Ideal(PhaseGVN*, bool)
Keep intermediate node alive till the end of the graph construction using dummy hook node trick

Reviewed-by: kvn, twisti
2012-06-12 09:47:23 -07:00
Zhengyu Gu
eefa9c27a1 Merge 2012-05-12 06:50:41 -04:00
Kevin Walls
8b44324ec4 7157734: hotspot test scripts not testing 64-bit JVM under JPRT/JTREG
Reviewed-by: kvn
2012-05-11 17:24:32 +01:00
Vladimir Kozlov
7ecd34e368 7167266: missing copyright notes in 3rd party code
Add missing copyright notes to the regression test file.

Reviewed-by: twisti, johnc
2012-05-08 15:47:04 -07:00
Vladimir Kozlov
904f53db88 7160610: Unknown Native Code compilation issue
When constructing input vector use type of vector's operation which use it since element's sizes should match.

Reviewed-by: never, twisti
2012-05-07 12:37:46 -07:00
Volker Simonis
b9fbc2faab 7141637: JSR 292: MH spread invoker crashes with NULL argument on x86_32
Reviewed-by: twisti
2012-02-02 09:14:38 -08:00
Roland Westrelin
a59952f4c9 7090976: Eclipse/CDT causes a JVM crash while indexing C++ code
Too optimistic inlining decision confuses local value numbering.

Reviewed-by: never
2012-02-01 10:36:58 +01:00
Vladimir Kozlov
791afc42da 7128352: assert(obj_node == obj) failed
Compare uncasted object nodes.

Reviewed-by: never
2012-01-10 18:05:38 -08:00
Vladimir Kozlov
b93ca70b9b Merge 2012-01-06 20:09:20 -08:00
Vladimir Kozlov
05ec1c0816 7125879: assert(proj != NULL) failed: must be found
Leave i_o attached to slow allocation call when there are no i_o users after the call.

Reviewed-by: iveresov, twisti
2011-12-30 11:43:06 -08:00
Roland Westrelin
c10042bc68 7123108: C1: assert(if_state != NULL) failed: states do not match up
In CEE, ensure if and common successor state are at the same inline level

Reviewed-by: never
2011-12-22 10:55:53 +01:00
Bertrand Delsart
82a0e26723 7116216: StackOverflow GC crash
GC crash for explicit stack overflow checks after a C2I transition.

Co-authored-by: Yang Wang <yang02.wang@sap.com>
Reviewed-by: coleenp, never
2011-12-20 12:33:05 +01:00
Igor Veresov
b6ce13798b 7112085: assert(fr.interpreter_frame_expression_stack_size()==0) failed: only handle empty stacks
Move the inlinee invoke notification callback into inlinee preamble

Reviewed-by: kvn, never
2011-11-16 19:42:58 -08:00
Vladimir Kozlov
157ba53d27 7110586: C2 generates incorrect results
Exact limit of empty loop calculated incorrectly.

Reviewed-by: iveresov, never
2011-11-10 20:17:05 -08:00
Vladimir Kozlov
b354aa367c 7106907: 64 bit VM fails test compiler/6865265/StackOverflowBug.java
Use -Xss224k instead of -Xss128k.

Reviewed-by: never
2011-10-31 15:52:11 -07:00
Tom Rodriguez
6bcf877494 7103261: crash with jittester on sparc
Reviewed-by: iveresov, kvn
2011-10-28 14:44:52 -07:00
Vladimir Kozlov
2407655ab1 7100757: The BitSet.nextSetBit() produces incorrect result in 32bit VM on Sparc
Instruction countTrailingZerosL() should use iRegIsafe dst register since it is used in long arithmetic.

Reviewed-by: never, twisti
2011-10-14 10:07:28 -07:00
Volker Simonis
e3c38523b2 6865265: JVM crashes with "missing exception handler" error
Retry the call to fast_exception_handler_bci_for() after it returned with a pending exception. Don't cache the exception handler pc computed by compute_compiled_exc_handler() if the handler is for another (nested) exception.

Reviewed-by: kamg, kvn
2011-10-04 14:30:04 -07:00
Tom Rodriguez
1ebca30d26 7088020: SEGV in JNIHandleBlock::release_block
Reviewed-by: kvn, twisti
2011-09-10 00:11:04 -07:00
Vladimir Kozlov
42c3c5cb7b 7087947: Add regression test for 7068051
Add regression test.

Reviewed-by: never
2011-09-08 12:44:04 -07:00
Tom Rodriguez
19f7fb98b8 7082949: JSR 292: missing ResourceMark in methodOopDesc::make_invoke_method
Reviewed-by: kvn, twisti
2011-08-25 20:29:30 -07:00
Vladimir Kozlov
b4082c3cd1 7076831: TEST_BUG: compiler/5091921/Test7005594.java fails on LOW MEM SYSTEMS
Run test only on systems with 2Gbyte or more memory. Don't zap heap to reduce execution time.

Reviewed-by: iveresov
2011-08-20 14:03:12 -07:00
Vladimir Kozlov
dd43791e4a 7070134: Hotspot crashes with sigsegv from PorterStemmer
Do not move data nodes which are attached to a predicate test to a dominating test.

Reviewed-by: never
2011-07-26 19:35:23 -07:00
Tom Rodriguez
8acdd5ce55 6990212: JSR 292 JVMTI MethodEnter hook is not called for JSR 292 bootstrap and target methods
Check for single stepping when dispatching invokes from method handles

Reviewed-by: coleenp, twisti, kvn, dsamersoff
2011-07-15 15:35:50 -07:00
Vladimir Kozlov
cf91e8dbca 7067288: compiler regression test Test7052494 timeouts with client VM
Test is modified to reduce number of iterations in test5() and test6().

Reviewed-by: never, iveresov
2011-07-14 15:39:40 -07:00
Tom Rodriguez
2337123692 6478991: C1 NullCheckEliminator yields incorrect exceptions
Reviewed-by: twisti, iveresov
2011-07-05 16:07:54 -07:00
Vladimir Kozlov
b3505a88a4 7044738: Loop unroll optimization causes incorrect result
Take into account memory dependencies when clonning nodes in clone_up_backedge_goo().

Reviewed-by: never
2011-06-28 15:24:29 -07:00
Vladimir Kozlov
d19a8f6e35 7052494: Eclipse test fails on JDK 7 b142
Keep 'ne' test in Counted loop when we can't guarantee during compilation that init < limit.

Reviewed-by: never
2011-06-20 16:45:35 -07:00
Vladimir Kozlov
a8556d6c01 6956668: misbehavior of XOR operator (^) with int
Optimize cmp_ne(xor(X,1),0) to cmp_eq(X,0) only for boolean values X.

Reviewed-by: never
2011-05-31 10:05:36 -07:00
Vladimir Kozlov
c3a7796068 7047069: Array can dynamically change size when assigned to an object field
Fix initialization of a newly-allocated array with arraycopy

Reviewed-by: never
2011-05-27 12:47:48 -07:00