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130 Commits

Author SHA1 Message Date
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
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
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
Tom Rodriguez
e65f42fe5e 6982370: SIGBUS in jbyte_fill 
Reviewed-by: kvn
 2010-09-14 14:09:24 -07:00
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
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
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
Hiroshi Yamauchi
cd48f31efe 6946040: add intrinsic for short and char reverseBytes 
Reviewed-by: never, twisti
 2010-04-26 11:27:21 -07:00
Abhijit Saha
0610f6846b Merge 2010-04-06 22:06:57 -07:00
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
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
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
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