Commit Graph

227 Commits

Author SHA1 Message Date
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
Keith McGuigan
222ac81222 7020373: JSR rewriting can overflow memory address size variables
Abort if incoming classfile's parameters would cause overflows

Reviewed-by: coleenp, dcubed, never
2011-04-12 16:42:26 -04:00
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
d7802369bc Merge 2011-03-03 23:31:45 -08:00
Keith McGuigan
380d90b364 6878713: Verifier heap corruption, relating to backward jsrs
Added overflow detection in arena Amalloc methods

Reviewed-by: coleenp, phh
2011-03-02 08:18:35 -05:00
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
Zhengyu Gu
6fd53f05d1 Merge 2010-11-12 09:37:13 -05:00
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
Keith McGuigan
d4ca94df32 6981737: The java.vm.specification.version property is 1.0, seems like it should be 2.0
Change property value to 1.<major_version> for major_version >= 7

Reviewed-by: dholmes, acorn
2010-11-05 09:32:08 -04:00
Lana Steuck
83b80f473c Merge 2010-11-04 15:32:01 -07:00
Pavel Tisnovsky
f37b5faab7 6997495: correction of regression test compiler/6857159/Test6857159
Testcase correction.

Reviewed-by: never
2010-11-04 14:03:12 +01:00
Christian Thalinger
14d9ac3169 6991596: JSR 292 unimplemented adapter_opt_i2i and adapter_opt_l2i on SPARC
Reviewed-by: kvn, jrose, dsamersoff
2010-10-18 01:54:24 -07:00
Christian Thalinger
98e9ecf9da 6987555: JSR 292 unboxing to a boolean value fails on big-endian SPARC
Reviewed-by: never, jrose
2010-10-13 01:19:43 -07:00
Vladimir Kozlov
68f9001261 Merge 2010-10-06 14:18:32 -07:00
Tom Rodriguez
f591ed981d 6968348: Byteswapped memory access can point to wrong location after JIT
Reviewed-by: twisti, kvn, iveresov
2010-10-04 17:09:18 -07:00
Keith McGuigan
9e9551fdd8 Merge 2010-09-22 12:54:51 -04:00
Tom Rodriguez
e65f42fe5e 6982370: SIGBUS in jbyte_fill
Reviewed-by: kvn
2010-09-14 14:09:24 -07:00
Karen Kinnear
218b17b913 6942092: Loader-constraint test is failing
Fix test string compare to match source update

Reviewed-by: dcubed, phh
2010-09-10 12:36:47 -04:00
Kevin Walls
2114fddad9 6980392: TEST_BUG: gc/6581734/Test6581734.java has typo
Simple correction in testcase

Reviewed-by: mchung
2010-08-27 16:57:04 +01:00
Abhijit Saha
a3319eba8a 6977952: Test: Sync missing tests from hs16.3 to hs17.x
Reviewed-by: wrockett
2010-08-17 22:52:50 -07:00
John Cuthbertson
becf7cffb3 Merge 2010-08-14 00:47:52 -07:00
Vladimir Kozlov
b092cb33e6 6973329: C2 with Zero based COOP produces code with broken anti-dependency on x86
Recompile without subsuming loads if RA try to clone a node with anti_dependence.

Reviewed-by: never
2010-08-11 10:48:20 -07:00
Kevin Walls
5fb46fd5a8 6581734: CMS Old Gen's collection usage is zero after GC which is incorrect
Management code enabled for use by a concurrent collector.

Reviewed-by: mchung, ysr
2010-07-30 22:43:50 +01:00
Jon Masamitsu
428d02d5d7 Merge 2010-06-10 08:27:35 -07:00
Tom Rodriguez
154ae789ef 6958485: fix for 6879921 was insufficient
Reviewed-by: kvn
2010-06-07 14:17:01 -07:00
Erik Trimble
ba7c173659 6941466: Oracle rebranding changes for Hotspot repositories
Change all the Sun copyrights to Oracle copyright

Reviewed-by: ohair
2010-05-27 19:08:38 -07:00
John Coomes
308ec93f02 6956472: test/runtime/6888954/vmerrors.sh uses ksh-specific syntax
Reviewed-by: jmelvin, kvn
2010-05-27 13:09:56 -07:00
Daniel D. Daugherty
1f1393802c Merge 2010-05-05 16:39:47 -07:00
Volker Simonis
43a9130faa 6935118: UseCompressedOops modification in methodOopDesc::sort_methods() causes JCK timeout
Add comparison functions for compressed oops to use bubblesort.

Reviewed-by: never, coleenp
2010-05-04 15:12:08 -04:00
Antonios Printezis
cc872846f5 Merge 2010-05-03 16:31:07 -04:00
Hiroshi Yamauchi
cd48f31efe 6946040: add intrinsic for short and char reverseBytes
Reviewed-by: never, twisti
2010-04-26 11:27:21 -07:00
John Coomes
99196ff9ca 6888954: argument formatting for assert() and friends
Reviewed-by: kvn, twisti, apetrusenko, never, dcubed
2010-04-22 13:23:15 -07:00
Abhijit Saha
0610f6846b Merge 2010-04-06 22:06:57 -07:00
Karen Kinnear
7aaaad73cf Merge 2010-03-26 11:10:26 -04:00
Abhijit Saha
845f11dd17 Merge 2010-03-24 17:16:33 -07:00
Tom Rodriguez
dac78c30b9 6930043: C2: SIGSEGV in javasoft.sqe.tests.lang.arr017.arr01702.arr01702.loop_forw(II)I
Reviewed-by: kvn
2010-03-17 16:40:25 -07:00
Vladimir Kozlov
72a7a6ffcf 6935535: String.indexOf() returns incorrect result on x86 with SSE4.2
Added missing counter decrement when substring search restarted.

Reviewed-by: twisti
2010-03-17 10:47:03 -07:00
Coleen Phillimore
053d7adeb2 6929067: Stack guard pages should be removed when thread is detached
Add code to unmap stack guard area when thread is detached.

Reviewed-by: coleenp, kamg
2010-03-12 10:42:16 -05:00
Roland Westrelin
7dcf59914e 6932496: c1: deoptimization of jsr subroutine fails on sparcv9
Store jsr ret bci as intptr constant in c1 debug info

Reviewed-by: never
2010-03-05 13:58:34 +01:00
Tom Rodriguez
3e1688a8cd 6663854: assert(n != __null,"Bad immediate dominator info.") in C2 with -Xcomp
Reviewed-by: kvn
2010-02-18 15:05:10 -08:00
Vladimir Kozlov
22409a5704 6910618: C2: Error: assert(d->is_oop(),"JVM_ArrayCopy: dst not an oop")
Mark in PcDesc call sites which return oop and save the result oop across objects reallocation during deoptimization.

Reviewed-by: never
2010-02-09 01:31:13 -08:00
Vladimir Kozlov
3f7a94c3f2 6910605: C2: NullPointerException/ClassCaseException is thrown when C2 with DeoptimizeALot is used
Set the reexecute bit for runtime calls _new_array_Java when they used for _multianewarray bytecode.

Reviewed-by: never
2010-02-08 12:20:09 -08:00
Hiroshi Yamauchi
688398edef 6921969: optimize 64 long multiply for case with high bits zero
Reviewed-by: never, twisti, kvn, rasbold
2010-02-03 15:56:37 -08:00
Tom Rodriguez
8cc63249e9 6916644: C2 compiler crash on x86
Reviewed-by: kvn, twisti
2010-01-29 22:51:41 -08:00
Tom Rodriguez
07c442542c 6792161: assert("No dead instructions after post-alloc")
Reviewed-by: kvn
2010-01-28 20:41:37 -08:00
Vladimir Kozlov
a0cb26b72d 6893701: compiler/6877254/Test.java fails because it combines -XX:+UseConcMarkSweepGC with other GC
Remove explicit GC flags in regression tests

Reviewed-by: never, ysr
2010-01-19 15:54:42 -08:00
Vladimir Kozlov
bb4f475e1b 6917931: compiler/6895383/Test.java don't compile due missed imports
Add missing imports.

Reviewed-by: never, twisti
2010-01-19 10:25:54 -08:00
Tom Rodriguez
96612c6e23 6909839: missing unsigned compare cases for some cmoves in sparc.ad
Reviewed-by: kvn, jrose
2010-01-09 00:59:35 -08:00
Vladimir Kozlov
eca996c10f 6910484: incorrect integer optimization (loosing and op-r in a given example)
Remove AND operation only if mask is equal to shift.

Reviewed-by: never
2010-01-08 09:51:24 -08:00
Vladimir Kozlov
8da8433a6f 6912517: JIT bug compiles out (and stops running) code that needs to be run. Causes NPE
Add missing check that value is used in memory expression in instructions with embedded load.

Reviewed-by: never, jrose
2010-01-07 16:26:31 -08:00
Vladimir Kozlov
00f583219f 6896727: nsk/logging/LoggingPermission/LoggingPermission/logperm002 fails with G1, EscapeAnalisys
Move instance store's memory users to corresponding memory slices when updating its memory edge.

Reviewed-by: never
2009-12-09 19:50:14 -08:00
Vladimir Kozlov
9f5ca0249d 6895383: JCK test throws NPE for method compiled with Escape Analysis
Add missing checks for MemBar nodes in EA.

Reviewed-by: never
2009-12-09 16:40:45 -08:00
Vladimir Kozlov
d19aa4e217 6892265: System.arraycopy unable to reference elements beyond Integer.MAX_VALUE bytes
Use size_t type cast to widen int values in typeArrayKlass::copy_array().

Reviewed-by: never, jcoomes
2009-12-03 14:20:22 -08:00
Changpeng Fang
8a9580b1a1 6901572: JVM 1.6.16 crash on loops: assert(has_node(i),"")
Skip the secondary induction variable handling if it is dead

Reviewed-by: never, kvn
2009-12-02 13:29:00 -08:00
Roland Westrelin
7eea7dcfe4 6769124: various 64-bit fixes for c1
Reviewed-by: never
2009-11-02 11:17:55 +01:00
Changpeng Fang
e3b5580ecc 6852078: HSX 14/16 in jdk 5.0: api/javax_management api/org_omg jck tests crashes or make tnameserv crash
Disable SuperWord optimization for unsafe read/write

Reviewed-by: kvn, phh
2009-10-30 10:12:52 -07:00
Changpeng Fang
c1eacdef5a Merge 2009-10-29 08:49:31 -07:00
Antonios Printezis
9f337f438a Merge 2009-10-19 17:02:19 -04:00
Tom Rodriguez
8eace255e1 6891750: deopt blob kills values in O5
Reviewed-by: kvn, twisti
2009-10-15 11:47:13 -07:00
Tom Rodriguez
9b306d03ee 6885584: A particular class structure causes large allocation spike for jit
Reviewed-by: kvn
2009-10-07 15:38:37 -07:00
Volker Simonis
930f3d4570 6880034: SIGBUS during deoptimisation at a safepoint on 64bit-SPARC
Fix problem with the double register encodings in sparc.ad

Reviewed-by: never, jrose
2009-10-06 10:15:38 -07:00
Christian Thalinger
e4541dcd08 6879902: CTW failure jdk6_18/hotspot/src/cpu/sparc/vm/assembler_sparc.hpp:845
For signatures with a large number of arguments the offset for the float store becomes too big and does not fit in 13-bit.

Reviewed-by: kvn, never
2009-10-06 02:11:49 -07:00
John Coomes
e379759e1b 6887948: test/gc/6845368/bigobj.java fails due to timeout
Reviewed-by: iveresov
2009-10-05 05:51:22 -07:00
Changpeng Fang
9640e8148d 6886353: For DeoptimizeALot, JTreg tests should "IgnoreUnrecognizedVMOptions on a product build
Add IgnoreUnrecognizedVMOptions for JTreg tests (on a product build) to pass with DeoptimizeALot

Reviewed-by: kvn
2009-09-28 17:14:25 -07:00
John R Rose
40d52710f6 Merge 2009-09-23 23:56:15 -07:00
Vladimir Kozlov
243514d483 6827605: new String intrinsics may prevent EA scalar replacement
6875866: Intrinsic for String.indexOf() is broken on x86 with SSE4.2

Modify String intrinsic methods to pass char[] pointers instead of string oops.

Reviewed-by: never
2009-09-14 12:14:20 -07:00
Vladimir Kozlov
5e31e14ea4 Merge 2009-09-14 11:45:03 -07:00
Changpeng Fang
c492f4cde5 6877254: Server vm crashes with no branches off of store slice" when run with CMS and UseSuperWord(default)
Design StoreCMNode::Ideal to promote its oopStore input if the input is a MergeMem node

Reviewed-by: kvn, never
2009-09-14 09:49:54 -07:00
Vladimir Kozlov
75e90c9027 6880533: test/compiler/6865031/Test.java miss -XX:+IgnoreUnrecognizedVMOptions
Add missing test option -XX:+IgnoreUnrecognizedVMOptions.

Reviewed-by: never
2009-09-09 16:28:03 -07:00
Andrey Petrusenko
9ae6fb796e Merge 2009-09-04 05:31:37 -07:00
Tom Rodriguez
57a92290f4 6855215: Calculation error (NaN) after about 1500 calculations
Reviewed-by: kvn
2009-08-31 17:07:53 -07:00
Changpeng Fang
457be8ad49 6876276: assert(!is_visited,"visit only once")
Schedule the superword loads based on dependence constraints

Reviewed-by: kvn, never
2009-08-31 08:31:45 -07:00
Tom Rodriguez
cc01c0f4f6 6795465: Crash in assembler_sparc.cpp with client compiler on solaris-sparc
Reviewed-by: twisti, cfang
2009-08-17 14:45:02 -07:00
Changpeng Fang
05c34e93bd 6866651: Regression: simple int sum crashes jvm (build 1.6.0_14-b08 and 1.7.0-ea-b59)
Delay dead code elimination in set_req_X to make it safe

Reviewed-by: kvn, never
2009-08-17 12:11:06 -07:00
Vladimir Kozlov
ab7a29cdcc Merge 2009-08-06 09:37:26 -07:00
Vladimir Kozlov
adcbcc3cdc 6868486: timouts and outOfMemory in regression tests
Increase timeout for tests and heap size for 6851282 test.

Reviewed-by: never, cfang
2009-08-04 17:11:17 -07:00
Changpeng Fang
ae00753bf7 6833129: specjvm98 fails with NullPointerException in the compiler with -XX:DeoptimizeALot
Developed a reexecute logic for the interpreter to reexecute the bytecode when deopt happens

Reviewed-by: kvn, never, jrose, twisti
2009-07-31 17:12:33 -07:00
Vladimir Kozlov
f2ea22a547 6865031: Application gives bad result (throws bad exception) with compressed oops
Produce narrow type for new Phi from the original Phi type.

Reviewed-by: cfang
2009-07-31 12:04:07 -07:00