Align VMObjectAlloc and SampledObjectAlloc with value object specification changes#24361

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konark2010 wants to merge 142 commits into

eclipse-openj9:masterfrom

konark2010:align-with-spec-changes

Commits on Jul 16, 2026

Aligned VMObjectAlloc and SampledObjectAlloc with spec changes
konark2010
committed

Commits on Jul 17, 2026

Implement jdk.DataLoss JFR event

tomal-majumder
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konark2010
committed
Add support for jdk27 in mkdocker.sh

keithc-ca
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Implement native method to calculate hash code for value types

Aditi Srinivas M
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Fix args for JFR JVMUpcall

tajila
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Ensure shared classes cleanup on silent exit for printStats
konark2010
committed
Fix Java 8 compilation error

JasonFengJ9
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konark2010
committed
Eliminate race in JFR Workload test class

keithc-ca
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JDK28 bringup

JasonFengJ9
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Compact layout size updates for Valhalla acmp and hashcode

theresa-m
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Remove need to include Options.hpp in J9CodeCacheManager

mstoodle
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Change TR_J9VMBase to inherit from TR::FrontEnd

mstoodle
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Call specific initialize method in IlGenerator.cpp

mstoodle
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konark2010
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Rename ResolvedMethod.hpp to TRResolvedMethod.hpp

mstoodle
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konark2010
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Accomodate OMR changes to Optimizer and strategy initialization

mstoodle
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Move ilgenStrategyOpts into OpenJ9 from OMR

mstoodle
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Do not include several new OMR files in OpenJ9 JIT build

mstoodle
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Move opts and groups only used in J9 to J9::Optimizer from OMR

mstoodle
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Fix ugly formatting and correct one typo in J9Optimizer.cpp

mstoodle
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Turn clang-format off around optimization group arrays

mstoodle
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konark2010
committed
Add missing parentheses and fix formatting in jfr.cpp

keithc-ca
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Wrap arraytranslate node in treetop in J9RecognizedCallTransformer

saad-ibm
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committed
Fix vtable slot bounds checking for refined receiver types

nbhuiyan
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committed
Do fixHeapForWalk after aborted scavenge

shadman2606
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committed
Update OpenSSL to 3.5.7

keithc-ca
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konark2010
committed
Valhalla JDK28 bringup

JasonFengJ9
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committed
Correct spelling of "deferred" in rastrace

keithc-ca
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committed
Update files in older JIT files build list

mstoodle
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konark2010
committed
Fix more file referencess in the UMA build

mstoodle
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konark2010
committed
Fix logic for forcing assumption reclamation mode

vijaysun-omr
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committed
Revert "Wrap arraytranslate node in treetop in J9RecognizedCallTransformer"

mpirvu
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committed
Improve TestConfigParser

keithc-ca
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konark2010
committed
Tidy up and refactor Output class

keithc-ca
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konark2010
committed
Gate JFR DataLoss event test to JDK17 and above

tomal-majumder
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Remove "TODO" lines appearing in vlog

mpirvu
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Value classes may inherit fields from abstract superclasses

theresa-m
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Override OMR::CodeCacheManager::destroy()

mstoodle
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Support large Zip files

lzhou2025
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konark2010
committed
DDR changes for value object hash code support

Aditi Srinivas M
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committed
Fix format of "skipping test" message

keithc-ca
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konark2010
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Use proper MemoryReference factory functions

0xdaryl
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Use new Inst_ form Instruction factory functions on x86

0xdaryl
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Use new RegDeps factory functions on x86

0xdaryl
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konark2010
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Replace TR::InstOpCode in x86 parts of compiler with OP typedef

0xdaryl
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konark2010
committed
Fix Class.getModifiers() crash due to AccessFlag.IDENTITY removal (Fixes #24138)
konark2010
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Update jdkcompliance for jdk25+

keithc-ca
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konark2010
committed
Refactor resolved method queries, and add new related queries

dsouzai
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JFR tests require to disable class sharing

JasonFengJ9
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konark2010
committed
Fold MethodHandle.asType in Lambdaform-generated methods

matthewhall2
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konark2010
committed
Compact layout updates for ddr value type hashcode

theresa-m
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konark2010
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Add missing double bytes hash for ddr valuetypes hashcode

theresa-m
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konark2010
committed
Memory subspace reset

Aleksandar Micic
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konark2010
committed
JFR periodic event support

thallium
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konark2010
committed
Test events individually in JFRv2 test

thallium
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konark2010
committed
Fix compile error on JDK11 caused by #24029

thallium
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konark2010
committed
Share bootstrap classes only when preview is on for Valhalla

hangshao0
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konark2010
committed
Distinguish strong from other types of references

keithc-ca
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konark2010
committed
Fix calculation of thread stack size on Windows

tajila
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konark2010
committed
Add missing debug symbols to DDR

Deigue
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konark2010
committed
Support MaxVector classes

gita-omr
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konark2010
committed
Avoid improper locale effects on FFI descriptions

lzhou2025
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konark2010
committed
Remove Valhalla lw5 alternative tests

theresa-m
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konark2010
committed
Add an option to set sleep cutoff threshold in thread yield

thallium
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konark2010
committed
Restrict VarHandleTransformer to Java version >= 11

nbhuiyan
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konark2010
committed
Fold Invokers.checkVarHandleGenericType using const refs

matthewhall2
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konark2010
committed
Improve ValueTypeHashQueue

keithc-ca
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konark2010
committed
Improve consistency of interpreting system property "os.name"

keithc-ca
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konark2010
committed
Recognize and transform StringLatin1.compareTo()

knn-k
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konark2010
committed
Create -Xjit:excludeAndDontInline={regex} option

mpirvu
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konark2010
committed
JITServer: handle non-null compilation

KavinSatheeskumar
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konark2010
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Always inline small MemorySegment accessors in JDK 21+

nbhuiyan
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committed
Value types support for Unsafe CAS/CAE

theresa-m
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konark2010
committed
Update VMObjectAlloc to align with Valhalla related spec changes
konark2010
committed
Fold MethodHandleImpl.isCompileConstant

matthewhall2
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konark2010
committed
Fix arraytranslate issues: add treetop wrapper and mark as inlined by codegen

saad-ibm
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konark2010
committed
Remove delete region collection set pass

Aleksandar Micic
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konark2010
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Store sync before exposing fresh empty region to list

Aleksandar Micic
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konark2010
committed
Fix RasapiTest build failure by adding getDependentLibs dependency

annaibm
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konark2010
committed
Valhalla removes the constructor IdentityException(Class<?> clazz)

JasonFengJ9
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committed
Interpret system property "os.arch" consistently

keithc-ca
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konark2010
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Separate jfr creation and recording

tajila
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konark2010
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Enable StringLatin1.inflate(byte->byte) acceleration on Z

dchopra001
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konark2010
committed
Remove argument validation that is already done in ValueClass.java

theresa-m
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konark2010
committed
Fix JNI field/array access for flattened value types and MonitorEnter

Harshitha Popuri
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Add test for recording API

tajila
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konark2010
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Skip keepalive class registration during peeking ILGen

nbhuiyan
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konark2010
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Fix indentation in TestRecording

tajila
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konark2010
committed
Lower segment-view VarHandle accesses in UnsafeFastPath in JDK 21+

nbhuiyan
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konark2010
committed
Fix incorrect hash offset calculation for arrays

Aditi Srinivas M
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konark2010
committed
Restore interpretation of os.arch = x86_64 on macOS

keithc-ca
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konark2010
committed
Only create "OperatingSystemMXBean notification dispatcher" once

pshipton
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konark2010
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Only create "OperatingSystemMXBean notification dispatcher" once retry

pshipton
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konark2010
committed
Remove obsolete subspace reset

Aleksandar Micic
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konark2010
committed
Remove sampler mutex in jfr shutdown

tajila
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konark2010
committed
macOS toolchain update

knn-k
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konark2010
committed
Valhalla adds Unsafe.NON_FLAT_LAYOUT

JasonFengJ9
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konark2010
committed
Modify JFR auto chunk flush

tajila
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konark2010
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Revert "macOS toolchain update"

pshipton
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konark2010
committed
Trigger chunk rotation on low global buf memory

tajila
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konark2010
committed
Fix arraycmplen node to be properly anchored by treetop

saad-ibm
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konark2010
committed
Enable yield sleep with cutoff on xLinux by default

thallium
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konark2010
committed
Minor fixups to #24123

tajila
authored and
konark2010
committed
Check RHS for isAuto during aliasing in VectorAPIExpansion

nbhuiyan
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konark2010
committed
Disable StringLatin.inflate(B->B) Acceleration on Z

dchopra001
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konark2010
committed
Change isEvacuated storage structure

adpopescu
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konark2010
committed
AArch64: Use RegDeps() and MRef_*() functions

knn-k
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konark2010
committed
Revert: Restore 32-bit Coded Restrictions to CodeCache Page Sizes on P

pshipton
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konark2010
committed
Extend JNI ID retention to JVMTI GetStackTrace stack walks

tomal-majumder
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konark2010
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Removes unnecessary zero init on new arrays

IBMJimmyk
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Set jenkins build failure explicitly before the scope closes

pshipton
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konark2010
committed
Change example comment for Assisted-by: example in CONTRIBUTING.md

pshipton
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konark2010
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JVM_getAllEventClasses support

thallium
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Enable inhibitRecompilation option for specific methods

dev-koan
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konark2010
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Cache pinning support status in the Interpreter

tajila
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konark2010
committed
Modify the jfrv2.xml success conditions

tajila
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konark2010
committed
Valhalla requires JVMTI jvmtiCapabilities.can_support_value_objects

JasonFengJ9
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konark2010
committed
x86: Implement Integer and Long compareUnsigned intrinsic

sabrinajlee
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konark2010
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Increase jenkins build timeout to 6 hours from 5

pshipton
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konark2010
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JFR duration timer thread should be daemon

JasonFengJ9
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konark2010
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Add missing exclusive access for thread iteration

tajila
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konark2010
committed
AArch64: Add "const" to variables for feGetEnv()

knn-k
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konark2010
committed
Fix bounds and padding handling in JVM_CopyOfSpecialArray

Harshitha Popuri
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konark2010
committed
Add TR_RuntimeAssumptionTable::allocateRAPersistentMemory() API

mpirvu
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konark2010
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Fix ProtectSharedCacheData test

hangshao0
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konark2010
committed
Aarch64: Implement Integer and Long compareUnsigned intrinsic

sabrinajlee
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committed
JFR ThreadDump event fixups

thallium
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konark2010
committed
Set ACC_STRICT_INIT for Field.getModifiers for value type class version only

theresa-m
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konark2010
committed
Enable and run constrefs-related optimizations

authored and
konark2010
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Enable constref sorting on z/OS with platform-specific approach

saad-ibm
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konark2010
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Preserve OJDK MH LambdaForm CP patches during Extended HCR

babsingh
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konark2010
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Optimize findOrCreateMethodSymRef for single method lookup

AbdallahAbd05
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konark2010
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Add hasBinaryPayload functional test to ValueTypeTests

Harshitha Popuri
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konark2010
committed
Add value type hash logic under Valhalla flag

Aditi Srinivas M
authored and
konark2010
committed
Avoid warnings related to uses of strchar() and strrchr()

keithc-ca
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konark2010
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Add J9 equivalents for canTransformUnsafeSetMemory

Deigue
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konark2010
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Add line feed to improve JIT verbose log readability

VermaSh
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konark2010
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Add classHasNativeMethods and classHasSynchronizedMethods to avoid unnecessary TR_ResolvedMethod allocations

AbdallahAbd05
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konark2010
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Exclude static_assert from zOS compilation

AbdallahAbd05
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konark2010
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Disable transform Unsafe.setMemory by default on Z

Deigue
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konark2010
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Avoid compilation failures with memcpy/memset and cfi_startproc

knn-k
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konark2010
committed
Aligned VMObjectAlloc and SampledObjectAlloc with spec changes
konark2010
committed
Merge branch 'align-with-spec-changes' of https://github.com/konark2010/openj9 into align-with-spec-changes
konark2010
committed

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Commits

Commits on Jul 16, 2026

Commits on Jul 17, 2026