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Merge to tag jdk-28+19 - #2437

Merged

RealCLanger merged 98 commits into

sapmachinefrom

pr-jdk-28+19

Oct 15, 2026

Merged

Merge to tag jdk-28+19#2437
RealCLanger merged 98 commits into
sapmachinefrom
pr-jdk-28+19

Commits on Oct 1, 2026
- 8385993: C2: Incorrect escape analysis in reduce allocation merges causes NPE
  rwestrel
  committed
  9fb3d59
- 8392337: [Valhalla] C2: incorrect escape analysis for mismatching scalarization of value argument and return
  robcasloz
  committed
  10a0e00
- 8393257: Parallel: Remove unused RegionData::set_live_obj_size
  albertnetymk
  committed
  fd13c2b
- 8369663: [IR Framework] Exclude IR verification when using DTest on a @Run method with multiple tests
  
  benshuai5D
  authored and
  merykitty
  committed
  2b4e517
- 8392714: PhaseIdealLoop::clone_cmp_loadklass_down fails with assert(n->is_dead())
  rwestrel
  committed
  246f461
- 8392944: (fc) FileChannel scatter/gather ops don't check alignment when file open for direct I/O
  Alan Bateman
  committed
  5cbf4b4
- 8387730: Test javax/crypto/KDF/KDFDelayedProviderThreadingTest.java timed out
  Matthew Donovan
  committed
  d95e377
- 8393382: [VectorAPI] AbstractMask.intoArray should be force inlined
  Jatin Bhateja
  committed
  46fbea9
- 8392088: Shenandoah: ShenandoahNMethodLock footprint optimization
  
  synecdoche
  authored and
  shipilev
  committed
  5fa098b
- 8357394: Add JDK specific property for external resource access
  JoeWang-Java
  committed
  b6b2cbe
- 8393348: Shenandoah: Use Event::log, not EventMark for simple messages
  William Kemper
  committed
  212b400
- 8393319: ClassPathZipEntry::has_entry exposes unhandlized oops
  shipilev
  committed
  b7704a5
- 8393155: Remove unused medialib code for Convolve edge mode MLIB_EDGE_SRC_EXTEND
  prrace
  committed
  63fd3e8
- 6986565: sun/java2d/SunGraphics2D/PolyVertTest.java failed on Windows and Solaris
  prrace
  committed
  b560c20
- 8385017: Null pointer dereference in java.desktop/share/classes/com/sun/media/sound/ModelByteBuffer.java:204
  prrace
  committed
  01b3638
Commits on Oct 2, 2026
- 8393242: jlink fails with "Multiple modules contain non-empty package" for a non-package resource directory in more than one module
  Dušan Bálek
  committed
  8de3be8
- 8393231: C2: assert(old_raw_mem_proj != nullptr) failed: should have found raw mem Proj
  merykitty
  committed
  d2064c5
- 8391971: C2 hits assert because split-If does not correctly handle EncodeISOArray
  rwestrel
  committed
  740639a
- 8392841: C1: Failed OSR compilation should not block future normal compilation
  shipilev
  committed
  d6d6c8f
- 8392815: SystemDictionaryShared::check_linking_constraints can avoid more unnecessary vtable/itable reinitializations
  johan-sjolen
  committed
  86e5389
- 8392709: (fc) FileChannelImpl.write(ByteBuffer src, long position) checks FileReadEvent.enabled()
  
  Lee Jiwon
  authored and
  vy
  committed
  bd9e826
- 8393377: JFR: Improve documentation for 'jfr query'
  egahlin
  committed
  4464e94
- 8393171: JFR: -XX:StartFlightRecording can't handle leading space for jfc options
  egahlin
  committed
  d13fcae
- 8393184: RISC-V: Use compiler atomic memory ordering for add and xchg
  zifeihan
  committed
  b15e0c1
- 8392856: RISC-V: Remove redundant register copy in narrow-value Zacas cmpxchg
  zifeihan
  committed
  5c097cf
- 8393446: [Valhalla] The assert added by JDK-8389623 is too strong
  Vladimir Kozlov
  committed
  e90e469
- 8392198: JFR: JFR.stop again allows a missing recording name
  egahlin
  committed
  ac4da2a
- 8393152: Shenandoah: Further optimize HdrSeq memory footprint
  
  Patrick Fontanilla
  authored and
  Rui Li
  committed
  59b2293
- 8393280: Shenandoah: Nested GC state resetter is stuck in wrong state
  shipilev
  committed
  b22ccb9
Commits on Oct 3, 2026
- 8393337: (tz) Update Timezone Data to 2026e
  
  mmm-choi
  authored and
  gnu-andrew
  committed
  661bd45
- 8255404: jdk/jfr/api/consumer/recordingstream/TestOnEvent.java timed out
  egahlin
  committed
  f3701c8
Commits on Oct 4, 2026
- 8393488: RISC-V: Make float16ToFloat ignore upper argument bits
  zifeihan
  committed
  0f0b367
Commits on Oct 5, 2026
- 8392770: [test] VM properties that checks for the presence of CDS archives do not work on Windows
  
  fthevenet
  authored and
  tstuefe
  committed
  97865d5
- 8388474: RISC-V: Relax satp mode check for sv57
  
  zifeihan
  and
  aprilivy
  committed
  5d8b5a1
- 8393375: Several CDS tests fail in cross-build configurations due to missing classes.jsa
  ArnoZeller
  committed
  344a6d2
- 8393447: Do not limit heap size when creating AOT cache
  iklam
  committed
  782aefe
- 8393374: java/nio/file/WatchService/DeleteInterference.java fails sometimes on AIX
  ArnoZeller
  committed
  183311f
- 8392661: [s390x] [riscv] Incorrectly attempt to reserve address space for compressed classes using unscaled encoding instead of below 4GiB
  
  fthevenet
  authored and
  RealFYang
  committed
  e25c346
- 8392949: compiler/valhalla/valuetypes/TestValueArgEscapeState.java fails in valhalla-comp-stress
  
  robcasloz
  and
  merykitty
  committed
  97d3a6a
- 8390511: [Valhalla] Problems with array access using VarHandle
  merykitty
  committed
  51a9c01
- 8393047: Arrays.parallelSort sorting of objects is not stable
  
  VladimirIaroslavski
  authored and
  Alan Bateman
  committed
  505226b
- 8393508: Disable StressCallingConvention in TestC2CCalls.java until JDK-8393507 is fixed
  TobiHartmann
  committed
  fa3fee2
- 8393182: Improve compiler stress testing
  TobiHartmann
  committed
  8b60fd1
- 8386622: JFR: Contextual information is applied to neither jdk.ExecutionSample nor jdk.NativeMethodSample events
  Markus Grönlund
  committed
  f9a13f8
- 8391985: View.getNextVisualPositionFrom can throw NullPointerException
  prsadhuk
  committed
  93bfd59
- 8361344: Address sun/security/ssl/SSLLogger.java code coverage gaps
  
  Kieran Farrell
  authored and
  Matthew Donovan
  committed
  f299848
- 8393318: VarHandle CAE case should be handled as in JDK-8391651
  shipilev
  committed
  6310a3c
- 8393451: ValuePayload copy and null marker simplifications and cleanups
  xmas92
  committed
  4e8bec6
- 8382615: Expand MinMaxVector benchmark to floating point values
  galderz
  committed
  76bbfb3
- 8393528: DumpingWithNoCoops.java fails with 'Setting InitialHeapSize to 4G for CDS dumping' missing
  iklam
  committed
  3bb884d
- 8388560: C2 VerifyIterativeGVN: fix many missing optimization/notification cases for arithmetic nodes
  eme64
  committed
  ddf6ad6
- 8393048: HijrahDate.withVariant fails when the target Hijrah variant has a shorter month
  
  sbracely
  authored and
  justin-curtis-lu
  committed
  6602ddf
- 8392996: Timezone name formatting repeatedly looks up missing CLDR dstOffset data
  naotoj
  committed
  a3f7f9c
- 8393201: Most SA tests fail with timeout on macOS 26.6.2 and 27 due to not properly detaching from the debuggee process
  plummercj
  committed
  8cbb6b7
Commits on Oct 6, 2026
- 8393270: Some Valhalla field layout tests still use UseCompressedClassPointers
  
  shivshah-oracle
  authored and
  lmesnik
  committed
  cbeb12f
- 8392966: Improve the error message from "java -jar" for JAR files without a manifest
  jaikiran
  committed
  e1845f5
- 8384260: C2: VM crashes instead of throwing OOM when building a statically overflowing StringConcat
  Daniel Skantz
  committed
  95b293d
- 8393014: MappedMemoryUtils.force0 truncates length to DWORD (win)
  djelinski
  committed
  b81b760
- 8393327: Missed ValueObjectMethods class initialization in JNIHandles::is_same_object
  David Holmes
  committed
  c817d6c
- 8392839: Deprecation warning for SourcePositions.getStartPosition() usage when building the JDK
  jaikiran
  committed
  a7413fa
- 8393458: Fix various include guard inconsistencies
  stefank
  committed
  f07100f
- 8393452: Remove cached null-marker offset
  stefank
  committed
  835df8a
- 8392927: RISC-V: explicitly narrow unsigned subword types in extract_v
  mhaessig
  committed
  b4c404d
- 8393013: G1: Improve card set group ownership
  Thomas Schatzl
  committed
  4087814
- 8392855: G1: Errorneous PLAB size calculations with G1LastPLABAverageOccupancy
  Thomas Schatzl
  committed
  15f21d1
- 8392947: Partial Array Task stepper may assert on large object arrays in debug builds
  Thomas Schatzl
  committed
  7a9f39f
- 8383792: Simplify internal DocFinder API
  hns
  committed
  06df892
- 8393530: RISC-V: Fix TestImplicitNullChecks with Zalasr enabled
  zifeihan
  committed
  57bddb5
- 8393646: [BACKOUT] C2 VerifyIterativeGVN: fix many missing optimization/notification cases for arithmetic nodes
  marc-chevalier
  committed
  e3c1748
- 8380051: Update commonmark-java to 0.29.0
  hns
  committed
  4691e9c
- 8393537: NMT: Tag the remaining Thread-related allocations appropriately
  shipilev
  committed
  054dbd7
- 8392331: Cleanup AArch64 Keccak intrinsics code to be more readable
  smemery
  committed
  f2fd22f
Commits on Oct 7, 2026
- 8393570: RISC-V: replicate_imm5 passes byte size instead of element count to vsetvli_helper
  DingliZhang
  committed
  c460b8a
- 8393658: Shenandoah: Disable gc/logging/TestUnifiedLoggingSwitchStress.java test
  shipilev
  committed
  413d5e3
- 8388196: [S390] Port zgc to s390
  
  Harshit Dhiman
  authored and
  offamitkumar
  committed
  093af16
- 8393351: Improve exception handling for ClassPathZipEntry::has_entry()
  iklam
  committed
  4c93efe
- 8393454: Rename ValueFieldLayoutInfo to ValueFieldInfo
  stefank
  committed
  7a232d5
- 8384407: AArch64: Replace DMB + ST + DMB with STLR for C1 volatile field stores
  
  Ruben Ayrapetyan
  authored and
  Fei Gao
  committed
  3cf02e2
- 8393609: Remove redundant JFR test policy file
  kevinjwalls
  committed
  e9557d8
- 8392993: Null pointer dereferences in screencast code
  Alexander Zvegintsev
  committed
  9a57f0e
- 8388479: RISC-V: compiler/vectorapi/TestMaskedNotAllOnes.java fails after JDK-8386163
  zifeihan
  committed
  ac70f56
- 8393662: JFR: SettingDescriptor::getDefaultValue() is deserialized incorrectly
  egahlin
  committed
  b651006
- 8393195: Update Libpng to 1.6.59
  jayathirthrao
  committed
  51d43c0
- 8393593: [IR Framework] IR matching for inner classes does not work
  chhagedorn
  committed
  ac4981e
- 8393106: (fs) FileSystemLoopException created with message string rather than file name
  
  Azadios
  authored and
  vy
  committed
  26653b4
- 8370047: 'make dist-clean' fails due to missing spec.gmk
  
  benshuai5D
  authored and
  erikj79
  committed
  9bed54b
- 8383244: Shared scope closure should only deoptimize if the scope oop is live
  JornVernee
  committed
  d40df6c
- 8393247: Pattern \X and \b{g} handling of UAX #29 GB11
  naotoj
  committed
  a49fd27
- 8393258: Shenandoah: Robust (self-)forwarding handling
  shipilev
  committed
  731ad77
- 8392046: R30 and R31 should not be SOC on Windows
  Srinivas Vamsi Parasa
  committed
  b41070a
Commits on Oct 8, 2026
- 8393681: Remove redundant needs_explicit_null_check guard in PhaseCFG::implicit_null_check
  albertnetymk
  committed
  3eb3824
- 8382070: ZGC: assert(value <= max_power_of_2<T>()) failed: Overflowing maximum allowed power of two with 0xf2721721ca000000
  
  David Carlier
  authored and
  stefank
  committed
  2872dd2
- 8393707: Simplify interpreter write_flat_field and supporting code
  stefank
  committed
  90588ae
- 8196432: Many ModalFocusTransfer tests fail on Linux and macOS
  prsadhuk
  committed
  e07fcff
Commits on Oct 11, 2026
- 8393884: MiscTests.testExecutableJARNoManifest fails when -Djava.awt.headless=true is in test VM options
  
  jaikiran
  authored and
  TheRealMDoerr
  committed
  942aff4
- 8394091: gc/z/TestZHugeMaxHeapSize.java fails when test VM options set -Xmx
  
  David Carlier
  authored and
  TheRealMDoerr
  committed
  0e17b02
- 8394208: ProblemList java/foreign/TestSharedCloseDeopts.java on all configs
  
  Daniel D. Daugherty
  authored and
  TheRealMDoerr
  committed
  1b32b21
- 8393061: java/nio/channels/Channels/Available.java failing (lnx)
  
  vy
  authored and
  TheRealMDoerr
  committed
  43e4465

Commits

Commits on Oct 1, 2026

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Commits on Oct 11, 2026