Blog from October, 2008

Jikes RVM 3.0.1 Released

Jikes RVM version 3.0.1 has been released and is available for download at http://downloads.sourceforge.net/jikesrvm/jikesrvm-3.0.1.tar.bz2

The detailed release notes for major changes since 3.0.0 can be found below or in JIRA (http://jira.codehaus.org/browse/RVM/fixforversion/14378);

** New Feature
* [RVM-507] - Initial prototype of TuningFork trace generation in Jikes RVM
* [RVM-515] - Make boot image writer traversal of object graph configurable
* [RVM-517] - Reflection optimization
* [RVM-528] - Support for eclipse-project with Harmony class libraries
* [RVM-634] - Add RuntimePure annotation to indicate when a Pure annotation should only be respected at runtime
* [RVM-673] - Implement Inline.When.AssertionsDisabled pragma

** Improvement
* [RVM-291] - Immortal objects with address based hashing should set their hashed bit during boot image writing
* [RVM-443] - Avoid back references in java.lang.reflect VMXXX classes
* [RVM-476] - Make lock allocation thread-model-agnostic.
* [RVM-627] - Use java.nio for writing boot image
* [RVM-632] - Space improvements of RVMClass.objectCache
* [RVM-633] - Avoid the use of Reflection to invoke Object.finalize()
* [RVM-644] - Reduce copying of char[] in java.lang.reflect.Proxy
* [RVM-650] - Ask users to submit bug reports on Jikes RVM crashes

** Bug
* [RVM-172] - Failing DaCapo benchmarks on PPC 32 OS X
* [RVM-288] - Assertion failure in inline oracle
* [RVM-318] - java.util.Scanner is unimplemented
* [RVM-346] - SPECjvm98: Invalid runs should not be SUCCESSes
* [RVM-410] - Problem with changes to stack walk
* [RVM-440] - Poisoned tests failing in finalizer thread
* [RVM-471] - Stack frame alignment broken for Intel on OS/X
* [RVM-605] - Possible fix for FreeListPageResource.releasePages()
* [RVM-606] - Problems with OSR guarded inlining of invokeinterface
* [RVM-614] - BaseBasePoisoned build segfaults during VM bootup on pcc64-linux
* [RVM-617] - DaCapo bloat fails with Apache Harmony class library
* [RVM-619] - DaCapo eclipse fails with Apache Harmony class library
* [RVM-621] - DaCapo xalan fails with Apache Harmony class library
* [RVM-623] - Intel 16bit operations with immediate operands in some cases generate 32bit immediate operands rather than 16bit
* [RVM-631] - Bug in new Finalization code
* [RVM-636] - Crash in reflection during JSR-166 TCK
* [RVM-643] - Invalid InstructionFormat usage in Simplifier, but real bug is that IR is semantically malformed
* [RVM-645] - Bug in LiveAnalysis related to modeling of dataflow through Exception edges in the FCFG
* [RVM-646] - Immix defrag broken
* [RVM-652] - build failure on IA32 OS X 10.5 (Leopard)

** Tasks and Sub-task
* [RVM-651] - Add support to Intel assembler for REX prefix byte
* [RVM-667] - Modify the implementation of table switch
* [RVM-669] - Build/boot image runner support for x86 64
* [RVM-671] - Fix spill location size estimates