X-Git-Url: http://wien.tomnetworks.com/gitweb/?a=blobdiff_plain;f=NEWS;h=18991f9921b7d386941383678d59c6e876e4e8fa;hb=c83bff94e40ee0a218a39931af17814d1a42cb5c;hp=cab59795cfba9b34cf58207ae76a4e23dca53c13;hpb=1b54315968e9549c5a22103b9f10538125dcf2ec;p=cacao.git diff --git a/NEWS b/NEWS index cab59795c..18991f992 100644 --- a/NEWS +++ b/NEWS @@ -1,13 +1,241 @@ -* About this file -================= +New in release 1.1pre (not yet released) + + * Large parts rewritten in C++. + * No more cacaoh, simplifying cross-compilation. + * Works with icedtea-1.10 and newer (PR128, PR129, PR139). + * --enable-handles switch for making native code ready for moving GC. + * park/unpark support. + * Simplified signal handling -- much less code duplication. + * Stack unwinding rewritten in C -- much less assembler code. + * OpenSolaris support. + * Experimental python mode for easier inspection of internal compiler + structures. + * Fixed various array-related bugs, including PR116, PR119. + * Fixed PR120 (races in thread code). + * Fixed code generation bugs on Alpha, ARM, MIPS and PPC64. + * Various other improvements and fixes. + +New in release 0.99.4 (March 16, 2009) + + * New subtype checking code fixes unexpected class cast exceptions + and no longer needs critical sections in JIT code. + * Fixed race condition in patcher subsystem which caused illegal + instructions and segmentation faults (PR85). + * Fixed PR112, PR116, PR118, PR122. + +New in release 0.99.3 (August 12, 2008) + + * Fixed PR93 (Process.destroy() now works correctly). + * Yield threads when sleeping time is zero. + * Implemented sun.misc.Unsafe.putFloat(JF)V + +New in release 0.99.2 (July 8, 2008) + + * Rewrite of atomic instructions code. This fixes problems with + AWT/Swing programs with OpenJDK. + * Fixed PR83, PR89. + +New in release 0.99.1 (June 17, 2008) + + * Fixed compilation of OpenJDK code (libltdl related). + * Imported new gnu/java/lang/CPStringBuilder.java to fix OOMEs. + * Fixed abort with OpenJDK's java binary when exiting. + +New in release 0.99 (June 14, 2008) + + * Initial support to use OpenJDK as Java core library. + * Fixed memory leak in Boehm-GC. + * Boehm-GC updated to version 7.1. + * Removed libltdl dependency. + * Renamed --with-classpath configure options to + --with-java-runtime-library. + * Renamed --with-jre-layout to --enable-layout. + * Replaced --with-classpath-includedir with --with-jni_h and + --with-jni_md_h to better support OpenJDK/IcedTea builds. + * Use 8-byte stack-slots on all architectures. + * Faster C-to-Java calls. + * Removed genoffsets, cross-compilation is now much easier. + * Implemented Class.isAnonymousClass(), isLocalClass() and + isMemberClass() for GNU Classpath. + * Annotation support. + * Assertion support. + * Linenumber table code rewritten. + * Exception table code rewritten. + + +New in release 0.98 (June 6, 2007) + + * ARM and MIPS32 code generators are now open-source. + * PowerPC64 code generator was added. + * Sun's phoneme CLDC-1.1 classes can now be used as Java core + library. + * Exception throwing code was completely rewritten, this saves JIT + code size from 20% up to 50%. + * Lock-record code was rewritten and a memory leak was fixed. + * Threads code has been reworked and improved. + * Exception code has been reworked and improved. + * Implemented Class/Method/Field getSignature. + * A lot of stuff has been reworked, fixed or improved in the whole + VM code. + * Fixed memory leak in threads code. + + +New in release 0.97 (October 30, 2006) + + * New instruction format. + * New intermediate representation with unified variables. + * Local subroutine elimination. + * Fixed the interpreter - it runs eclipse now. + * New stack-based verifier (used for -Xint). + * Boehm GC updated to version 6.8. + * Added enable/disable system assertion support (-esa/-dsa). + * Initial javax.management support. + * Initial sun.misc.Unsafe (JSR166) support. + * Added failed class as message to ClassCastException's. + * AttachCurrentThread, DetachCurrentThread, and + AttachCurrentThreadAsDaemon implemented. + * libjvm is now opened via dlopen (removed -rpath stuff). + * Data segment now reuses values (if possible). + + * Fixed AbstractMethodError bug. + * Fixed builtin_isanysubclass (BeanShell bug). + * Fixed a memory leak in dump memory. + * Fixed a bug with DUP2_X1 and DUP2_X2. + * Safe decoding of invalid UTF-8 sequences in NewStringUTF. + * Fixed line numbers in exceptions thrown through the JIT. + * Proper null-check for MONITOREXIT. + * Many low-level jasmin tests added. + + +New in release 0.96 (May 29, 2006) + + * New tasuki lock implementation resolves deadlock problems on + multi-processor machines. + * Handle Miranda-methods properly. + * try-catch line number problem with jikes fixed. + * Added support for libjvm.so (including invocation API). + * Stripped down object code size of code generators. + * Increased default maximum heap size to 128MB and decreased default + stack size to 64kB. + * Cleaned up internal handling of Unicode strings. + * Fixed getResources of bootstrap classloader. + * Correct handling of boot packages (provided glibj.zip contains a + jar index). + * Exception handling fixes (don't allocate memory on Java heap). + * x86_64's code generator generates not RISC-style code. + * Green threads implementation removed. + * Semaphore implementation for Darwin (taken from Boehm). + * sem_wait interrupted by signal fixed. + * Overflow in Object.wait() (partially) fixed (caused busy waiting + in JOnAS). + * Store JNI global refs in native hashtable instead of Java + hashtable (bootstrap problem). + * Argument passing fixed for powerpc-linux (asm_vm_call_method). + + +New in release 0.95 (February 13, 2006) + + * Dead-lock bugfix. This should fix the random dead-locks seen in + Eclipse or other applications. + * Search for suitable jar program during configure, can be specified + via JAR environment variable + * --enable-zlib bugfix + * i386 bugfix: Set FPU to 64-bit on VM startup (fixes Debian bug + #350729) + * powerpc bugfix: (M_COPY): Handle longs and doubles properly. + * Fixed instructions copying stackslots (like DUP_X1). + * Fixed classcache-related problem with java.lang.reflect.Proxy. + * Throw correct exception when trying to load a directory + as a classfile (from a .zip file). + * Fixed incorrect method resolution when calling instance methods + through JNI (fixes CACAO bugs #17 and #18). + + +New in release 0.94 (January 22, 2006) + + * support compilation of Interpreter and JIT compiler into one binary (not + enabled by default) + * bootstrap ZIP code rewrite (VM startup time improvement) + * fixed JNI DirectByteBuffer functions, jogl works now + * removed most third-party files from the repository, we link to the + libraries instead + * removed VM interface Java files which were identical to the GNU + Classpath upstream version + * added defineClassWithTransformers to java.lang.VMClassLoader, now we are + able to build against the generics branch + * Java compiler which should be used during compilation can be specified + via JAVAC environment variable + * a lot of bugfixes + + +New in release 0.93 (November 23, 2005) + + * Java 1.5 support + * JIT codegenerators for Arm and MIPS (32-bit, -o32), currently + closed-source + * integration of a vmgen-based interpreter (--enable-intrp) + * removal of GNU classpath, CACAO now uses upstream releases or CVS + head versions + * finalizer thread + * JNI local references implemented + * reflection fixes and access checks (mauve tests) + * linear scan register allocator (-lsra) + * lazy resolving fixes + * fixed instanceof instruction + * updated to Boehm GC 6.6 + + +New in release 0.92 "Tomclipse" (July 14, 2005) + + * runtime lazy-loading with code patching + * dynamic library loading on every platform we support (using + libltdl) + * new ICMDs (PUTSTATICCONST, PUTFIELDCONST) + * some ICMDs inlined (IDIV/IREM, LDIV/LREM, AASTORE, ARRAYCHECKCAST) + * register allocator uses unused argument registers + * stacktraces on MIPS, PowerPC and x86_64 + * integration of GNU classpath's system class loader + * internal class loading code more Java VM Spec compliant + (classcache, loading constraints, ...) + * virtual function table bugfix (abstract class implements not all + interface methods) + * initial support for thread dump on SIGQUIT (-\) on most + platforms + * GNU classpath 0.16 + * Boehm GC 6.5 + + +New in release 0.91 (December 23, 2004) + + * bug fixed in MULTIANEWARRAY + * field access related bug fixes + * native function call bug fixes + * smaller fixes... + + +New in release 0.90 (December 8, 2004) + + * More architectures supported: At the moment, CACAO is able to run on + Alpha, MIPS (64-bit), x86, x86-64 and PowerPC (32-bit) architectures. + * Native thread support + * Java 1.4 support + * GNU classpath 0.12 + * Preliminary AWT support + * Boehm garbage collector + * Reentrant JIT compiler + * Lots of bug fixes and conformance enhancements + * Lots of bugs introduced and not fixed -This file lists the most important changes for each official as well as -internal release of cacao. See the "ChangeLog" for a more detailed list of -all the changes in the code. * Version 0.40 (released) ========================= +** Boehm garbage collector supported +------------------------------------ + +The --enable-gc2 options was replaced by --with-gc. Choose boehm for the +Boehm garbage collector. Also see README.boehm. + ** mips port ------------ @@ -65,9 +293,3 @@ A lot of bugs have been fixed. ============== The initial version included the old JIT and support for lang, util and io. - ----------------------------------------------------------------------------- -Local variables: -mode: outline -fill-column: 76 -End: