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7629 Commits

Author SHA1 Message Date
Kangcheng Xu
9658c19afd 8378713: C2: performance regression due to missing constant folding for Math.pow() 
Reviewed-by: roland, mchevalier
 2026-03-24 16:16:51 +00:00
Ioi Lam
e6c870ec43 8378731: Move AOT-inited classes to initialized state in early VM bootstrap 
Reviewed-by: kvn, liach
 2026-03-24 01:46:08 +00:00
SendaoYan
5c2ef74931 8380316: Test runtime/os/AvailableProcessors.java fails Invalid argument 
Reviewed-by: dholmes, ayang
 2026-03-23 15:58:21 +00:00
Ashay Rane
00ee63e99e 8380475: C2: Improve AndNode::Identity with KnownBits 
Reviewed-by: mchevalier, qamai
 2026-03-23 14:58:17 +00:00
Joel Sikström
174183759e 8380281: Remove the client emulation mode 
Reviewed-by: ayang, kvn
 2026-03-23 10:48:55 +00:00
Christian Hagedorn
db49e8d083 8378243: [IR Framework] Create separate VMInfo and ApplicableIRRules JavaMessage classes 
Reviewed-by: mchevalier, dfenacci, thartmann
 2026-03-23 07:11:33 +00:00
Ioi Lam
a6f59ba1d1 8378749: Early GC crash with unresolved AOT FMG subgraph classes 
Reviewed-by: kvn, eosterlund
 2026-03-23 04:35:56 +00:00
Guanqiang Han
2cdf617952 8372649: C2 compilation fails with "there should be an oop in OopMap instead of a live raw oop at safepoint" 
Reviewed-by: qamai, chagedorn
 2026-03-21 07:50:03 +00:00
Dingli Zhang
9a3b850af6 8380416: Enable CmpUNodeValueTests.java IR tests for RISC-V 
Reviewed-by: fyang
 2026-03-21 05:36:27 +00:00
William Kemper
d0841c6bde 8379688: GenShen: Skip promotions when marking finds enough immediate garbage 
Reviewed-by: kdnilsen
 2026-03-20 16:46:12 +00:00
William Kemper
26c4b5f5a1 8379367: GenShen: Replace atomic promotion failure counters with thread local variables 
Reviewed-by: kdnilsen
 2026-03-20 16:25:39 +00:00
William Kemper
b32e9b0f9b 8378806: Genshen: Add scope of collection to end of cycle message in JMX notification 
Reviewed-by: kdnilsen, xpeng
 2026-03-20 16:20:40 +00:00
Arno Zeller
f5fbb6a237 8380428: ProblemList containers/docker/TestJcmdWithSideCar.java on linux-all 
Reviewed-by: goetz, mbaesken, dholmes, ysuenaga
 2026-03-20 09:01:59 +00:00
Ashay Rane
5a22b6477b 8278857: C2: optimize (x << 2) & -4 to x (and similar patterns) -> KnownBits for LShift 
Reviewed-by: qamai, mchevalier
 2026-03-19 15:37:03 +00:00
Zhengyu Gu
4e9b35f9e8 8323792: ThreadSnapshot::initialize can cause assert in Thread::check_for_dangling_thread_pointer (possibility of dangling Thread pointer) 
Co-authored-by: Kevin Walls <kevinw@openjdk.org>
Reviewed-by: dholmes
 2026-03-19 12:38:08 +00:00
Roland Westrelin
75b2ee2680 8376591: TestLoopNestTooManyTraps fails with various stress flags 
Reviewed-by: aseoane, qamai, dfenacci, syan
 2026-03-19 10:11:57 +00:00
Michael Reeves
d0e62e114c 8351847: C2: Add "TraceSplitIf" flag to get more information about the optimization in Split-If 
Reviewed-by: chagedorn, dfenacci
 2026-03-19 07:44:30 +00:00
Rui Li
27a4ed5b7a 8375568: Shenandoah: Abbreviate thread names in display when length constraints apply 
Reviewed-by: wkemper, kdnilsen
 2026-03-18 23:11:48 +00:00
Coleen Phillimore
446fb203b2 8379015: Convert TraceNewOopMapGeneration to unified logging 
Reviewed-by: dholmes, matsaave
 2026-03-18 16:07:41 +00:00
Ashay Rane
766959f884 8371685: C2: Add flag to disable Loop Peeling 
Reviewed-by: chagedorn, snatarajan, roland
 2026-03-18 15:15:12 +00:00
Eirik Bjørsnøs
08ff2bf4d0 8376398: [TESTBUG] Testing of Unsafe native (re)allocation is sensitive to current JDK native memory use 
Reviewed-by: azafari
 2026-03-18 14:12:43 +00:00
Manuel Hässig
262b31be3d 8359335: Template-Framework Library: Primitive Types subtyping 
Reviewed-by: chagedorn, epeter
 2026-03-18 12:33:41 +00:00
Ivan Bereziuk
9ef2e8dc1c 8278102: containers/docker/TestJcmd.java failed with "RuntimeException: Could not find specified process" 
Reviewed-by: kevinw, sgehwolf
 2026-03-18 10:18:19 +00:00
Albert Mingkun Yang
3a93daf189 8373369: [REDO] Remove ThreadLocalAllocBuffer::_reserve_for_allocation_prefetch 
Reviewed-by: mdoerr, kvn, tschatzl
 2026-03-18 09:07:14 +00:00
Volkan Yazici
706fbb3044 8378431: Move input validation checks to Java for java.lang.StringUTF16 intrinsics 
Reviewed-by: dfenacci, rgiulietti, rriggs
 2026-03-18 08:25:29 +00:00
Galder Zamarreño
31de288c0c 8367399: C2 SuperWord: add IR rules for MemorySegment cases from JDK-8329077 
Reviewed-by: fyang, epeter
 2026-03-18 06:49:20 +00:00
Ioi Lam
00c1f4b624 8377512: AOT cache creation fails with invalid native pointer 
Reviewed-by: kvn, jrose, liach
 2026-03-17 20:33:44 +00:00
Ioi Lam
ee90f00b3b 8376822: UseCompactObjectHeaders: fill Klass alignment gaps in AOT cache 
Reviewed-by: jsjolen, asmehra
 2026-03-17 17:21:16 +00:00
Dingli Zhang
3e231755a0 8380083: Enable some vector mask cast IR matching tests for RISC-V 
Reviewed-by: fyang
 2026-03-17 02:41:24 +00:00
Ioi Lam
921da0a973 8378211: Test ChangedJarFile.java failed: missing "timestamp has changed" 
Reviewed-by: dholmes, liach
 2026-03-17 01:28:03 +00:00
Kangcheng Xu
e0fa3d2f81 8353290: C2: Refactor PhaseIdealLoop::is_counted_loop() 
Reviewed-by: chagedorn, roland
 2026-03-16 14:11:27 +00:00
Manuel Hässig
caf7e840c3 8377541: C2: Memory Barrier IR nodes not eliminated for stable array element access 
Reviewed-by: dfenacci, qamai, mchevalier, dlong
 2026-03-16 09:29:09 +00:00
Joel Sikström
3b8af308d7 8379665: Obsolete AlwaysActAsServerClassMachine and NeverActAsServerClassMachine 
Reviewed-by: stefank, ayang, aboldtch
 2026-03-16 09:10:07 +00:00
Emanuel Peter
f430f1d865 8378968: C2 VectorAVX AVX2: wrong result, bad optimization in VectorLongToMaskNode::Ideal 
Reviewed-by: jbhateja, vlivanov, kvn
 2026-03-16 07:39:21 +00:00
Ozan Cetin
1b81d0ac1d 8379544: C2: URShiftI Ideal optimization opportunity for - 3rd level notification required 
Reviewed-by: qamai, dfenacci
 2026-03-13 15:46:41 +00:00
Guanqiang Han
a211b0442d 8378742: C2: constant folding for ModFloatingNode should be done in Value method 
Reviewed-by: roland, vlivanov, mchevalier
 2026-03-13 14:59:03 +00:00
Casper Norrbin
2dd7a20bb3 8369503: [Linux] Move machine-specific queries to the OSContainer layer 
Reviewed-by: sgehwolf, phubner
 2026-03-13 09:30:49 +00:00
Stefan Johansson
38e8a46542 8378331: G1: WeakProcessor IsAlive and KeepAlive closures not handling humongous candidates correctly 
8378336: G1: j.l.ref.Reference processor always keeps alive all humongous object referents

Reviewed-by: tschatzl, kbarrett, iwalulya
 2026-03-13 08:53:59 +00:00
Dingli Zhang
c0f4b26407 8379710: Enable vector if-conversion IR matching tests for RISC-V 
Reviewed-by: fyang
 2026-03-13 01:30:49 +00:00
Patricio Chilano Mateo
618a3feea9 8379795: Test SuspendResume3.java can timeout due to deadlock 
Reviewed-by: dholmes, sspitsyn
 2026-03-12 18:22:32 +00:00
Kerem Kat
c6afd3ced6 8379460: C2: Notify AddI/AddL to URShiftI/URShiftL users 
Reviewed-by: qamai, dfenacci, mchevalier
 2026-03-12 09:24:55 +00:00
William Kemper
30e569d206 8379021: Shenandoah: Speedup ShenandoahSimpleBitMapTest 
Reviewed-by: shade
 2026-03-11 16:47:34 +00:00
Dingli Zhang
58bf76adfd 8379464: Enable missing stack walking test via jtreg requires for RISC-V 
Reviewed-by: fyang
 2026-03-11 02:41:36 +00:00
Matias Saavedra Silva
e760171da8 8376521: Verifier: disallow acmp & ifnull on 'uninitialized' types 
8375483: Should set flagThisUninit whenever uninitializedThis is on the stack

Reviewed-by: liach, coleenp
 2026-03-10 20:57:49 +00:00
Matias Saavedra Silva
bf28e03eeb 8374830: Improve Hotspot crash message in CDSTestUtils 
Reviewed-by: dholmes, coleenp
 2026-03-10 20:52:14 +00:00
Matias Saavedra Silva
08c0a78768 8378371: Default classlist not deterministic due to JIT activity 
Reviewed-by: rriggs, liach, erikj
 2026-03-10 20:48:52 +00:00
Roland Westrelin
61a9c71983 8379180: C2: assert((ptr->bottom_type() == Type::TOP) || ((base == Compile::current()->top()) == (ptr->bottom_type()->make_ptr()->isa_oopptr() == nullptr))) failed: base input only needed for heap addresses 
Reviewed-by: qamai, chagedorn
 2026-03-10 09:35:35 +00:00
Dingli Zhang
9a26b4af34 8379372: Enable some vector algorithms IR matching tests for RISC-V 
Reviewed-by: fyang
 2026-03-10 03:56:28 +00:00
Maksim Gaidideev
82430a7666 8360121: Add -XX:+StressLoopPeeling to CTW 
Reviewed-by: mchevalier, chagedorn
 2026-03-09 12:46:43 +00:00
Christian Stein
ba0708cadd 8379331: Remove modular transition support settings from TEST.ROOT files 
Reviewed-by: jvernee, alanb
 2026-03-09 12:08:14 +00:00