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168 Commits

Author SHA1 Message Date
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
Vladimir Kozlov
a1e18b9ed3 7048332: Cadd_cmpLTMask doesn't handle 64-bit tmp register properly 
Use ins_encode %{ %} form to encode cadd_cmpLTMask() instruction and remove unused code.

Reviewed-by: never
 2011-05-25 21:17:07 -07:00
Vladimir Kozlov
32ead86b1c 7045570: compiler/5091921/Test7005594.java failed because not enough space for object heap 
Fixed tests.

Reviewed-by: iveresov, never
 2011-05-17 12:26:33 -07:00
Igor Veresov
bb2c21a025 7042153: guarantee(x_compare_res != Constant::not_comparable) failed: incomparable constants in IfOp 
Handle IfOps folding properly in case of unloaded constant oop arguments

Reviewed-by: kvn, never
 2011-05-06 12:12:29 -07:00
Vladimir Kozlov
9f0bca3b75 7042070: Typo in Test6796786.java 
The test should compare with -0.0f.

Reviewed-by: never, iveresov
 2011-05-04 22:41:17 -07:00
Vladimir Kozlov
1ac79543d0 5091921: Sign flip issues in loop optimizer 
Fix integer overflow problem in the code generated by loop optimizer.

Reviewed-by: never
 2011-05-04 13:12:42 -07:00
Tom Rodriguez
c3a8cf7156 Merge 2011-05-03 17:09:05 -07:00
Tom Rodriguez
0ecc18851a 6796786: invalid FP identity transform - (a - b) -> b - a 
Reviewed-by: iveresov, twisti
 2011-05-03 12:11:54 -07:00
Vladimir Kozlov
e1442309e1 7041100: The load in String.equals intrinsic executed before null check 
Remove control from loads in String.equals intrinsic and cast argument to not-null.

Reviewed-by: never
 2011-05-03 09:10:39 -07:00
Coleen Phillimore
3c4d3002f2 Merge 2011-04-12 14:18:53 -07:00
David Holmes
953a87d003 7009276: Add -XX:+IgnoreUnrecognizedVMOptions to several tests 
Reviewed-by: kvn
 2011-04-04 18:15:55 -04:00
Vladimir Kozlov
3ecb9f51df 7029152: Ideal nodes for String intrinsics miss memory edge optimization 
In Ideal() method of String intrinsics nodes look for TypeAryPtr::CHARS memory slice if memory is MergeMem. Do not unroll a loop with String intrinsics code.

Reviewed-by: never
 2011-03-30 12:08:49 -07:00
Tom Rodriguez
5387ee459e 7024475: loop doesn't terminate when compiled 
Reviewed-by: kvn
 2011-03-27 00:00:14 -07:00
Christian Thalinger
efdad520ca 7029805: JSR 292 compiler/6991596/Test6991596.java fails in nightly 
Both JSR 292 compiler tests were moved with 6839872 to the jdk repository

Reviewed-by: never
 2011-03-23 04:19:16 -07:00
Vladimir Kozlov
a74bc73598 6942326: x86 code in string_indexof() could read beyond reserved heap space 
Copy small (<8) strings on stack if str+16 crosses a page boundary and load from stack into XMM. Back up pointer when loading string's tail.

Reviewed-by: never
 2011-02-26 12:10:54 -08:00
Vladimir Kozlov
5d3ab72d1d 7017746: Regression : C2 compiler crash due to SIGSEGV in PhaseCFG::schedule_early() 
Add TEMP edges (and KILL projections) before duplicated operands are removed in Expand() methods.

Reviewed-by: never
 2011-02-10 14:25:59 -08:00
Christian Thalinger
4c567f5969 7018277: JSR 292 change test/compiler/6987555/Test6987555.java to new MH syntax 
Test/compiler/6987555/Test6987555.java currently does not compile because the MH return-type syntax has changed.

Reviewed-by: never
 2011-02-10 00:47:59 -08:00
Erik Trimble
64115cbb85 Merge 2011-01-07 22:56:35 -08:00
Erik Trimble
3c6a7c89ff 7010068: Update all 2010 Oracle-changed OpenJDK files to have the proper copyright dates - first pass 
Update the copyright to be 2010 on all changed files in OpenJDK

Reviewed-by: jcoomes
 2011-01-03 15:30:05 -08:00
Vladimir Kozlov
4286ac7947 7009359: HS with -XX:+AggressiveOpts optimize new StringBuffer(null) so it does not throw NPE as expected 
Bailout StringConcat optimization if null is passed to StringBuffer constructor.

Reviewed-by: iveresov
 2010-12-28 17:34:02 -08:00
Igor Veresov
43280aa63e 7009231: C1: Incorrect CAS code for longs on SPARC 32bit 
Fix CAS of longs on SPARC 32bit and cmove on SPARC 64bit.

Reviewed-by: kvn
 2010-12-27 21:51:31 -08:00
Tom Rodriguez
ecddc15f7c 6579789: Internal error "c1_LinearScan.cpp:1429 Error: assert(false,"")" in debuggee with fastdebug VM 
Reviewed-by: kvn, iveresov
 2010-12-17 15:55:32 -08:00
Christian Thalinger
bd6731ae92 7003798: test/compiler/6991596 fails with true != false 
The test of 6991596 fails on SPARCV9.

Reviewed-by: kvn, never, jrose
 2010-12-03 06:14:37 -08:00
Tom Rodriguez
532dec3797 7002666: eclipse CDT projects crash with compressed oops 
Reviewed-by: kvn, twisti
 2010-12-01 10:16:31 -08:00
Igor Veresov
eb71d414e1 Merge 2010-11-11 17:36:50 -08:00
Vladimir Kozlov
ce2df719c6 6997311: SIGFPE in new long division asm code 
Use unsigned DIV instruction

Reviewed-by: never
 2010-11-06 18:52:07 -07:00