4 - "make perl6" now builds a Perl 6 executable
6 + New multiple dispatch PDD (PDD27).
7 + Numerous small updates to glossary.pod, etc
9 + NQP: optional, named, and named/required parameters
13 + New mk_language_shell.pl script creates language stubs
16 + Eclectus: start with support for local variables and procedures,
17 use SXML as intermediate representation
18 + Perl 6: list ops, compiler directives, command-line options, etc.
19 + punie: more ops, control structures, code refactoring
21 + New "pbc_to_exe" utility turns bytecode to executables
22 + New set_outer method for subs
23 + Further configuration refactoring for testability
24 + All functions now completely headerized
25 + Concurrency: interpreter schedulers
27 + DYNSELF (changes to SELF; SELF to STATICSELF)
28 + METHOD (replaced by renaming PCCMETHOD)
29 + pmcinfo op (superseded by 'inspect')
30 + get_attr, set_attr, and 8 other vtable methods
31 + See DEPRECATED.pod for details
34 + Minor speed enhancements with UTF-8 string handling
36 + consting, attribute marking, warnings cleanup, memory leaks plugged ...
40 + PDD19 (PIR) - reflect state on the ground; incorporate old IMCC docs
41 + PDD25 (Concurrency) - launch out of draft
42 + Improve documentation of deprecated parrot features.
44 + PCT: Parrot Compiler Toolkit redesigned and updated
45 + NQP: major updates, including support for namespaces,
46 module/class declarations, methods
47 + IMCC: remove .sym as alias for .local. Remove .pcc_
48 prefix for calling directives (.pcc_begin became .begin_call).
49 + PIRC: creates an AST during the parse.
50 + PGE: more updates to match S05 syntax.
52 + perl6: re-implemented using PCT and NQP, new object subsystem
53 + abc: re-implemented using PCT and NQP
54 + eclectus: initial implementation
55 + plumhead: add PCT variant
56 + punie: re-implemented using PCT and NQP, extended to handle subroutines
57 Happy 20th Birthday, Perl!
58 + pynie: re-implemented using PCT and NQP
59 + PIR: start conversion to NQP (under construction)
61 + new opcodes: 'die', 'addhandler', 'copy'
62 + Initial implementation of Concurrency PDD
63 + Add 'arity' method to Sub and NCI PMCs
66 + consting, attribute marking, warnings cleanup, memory leaks, GC...
67 + dead code removal (includes some defunct languages)
71 + PDD15 (OO) branch merged with trunk; this release contains a working,
72 tested implementation of the latest OO model
73 + Added pop_eh/push_eh_p/count_eh opcodes
74 + Add --runcore command line option
75 + Add gcdebug runcore to help track down GC bugs
76 + minor improvements to IA-32 JIT
78 + PDD19 (PIR): updates to macros, .pcc* directives
79 + PDD25 (Concurrency): updated
80 + PDD26 (AST): draft approved
81 + PDD23 (Exceptions): draft approved
84 + languages/APL: minor updates, PDD15 conformance
85 + languages/dotnet: minor updates
86 + languages/lua: minor updates, PDD15 conformance
87 + languages/lisp: minor updates
88 + languages/perl6: minor updates, PDD15 conformance
89 + languages/plumhead: minor updates
90 + languages/punie: minor updates, PDD15 conformance
91 + languages/nqp: minor updates
92 + languages/scheme: many updates, PDD15 conformance, improved tests, use
93 PMCs instead of primitive registers to represent values
94 + languages/tcl: bugfixes, PDD15 conformance
95 + languages/WMLScript: minor updates
96 + compilers/pirc: updates from PDD19, PDD06
97 + compilers/pct: minor updates, PDD15 conformance
98 + compilers/pge: PDD15 conformance
99 + compilers/tge: PDD15 conformance
101 + Improve test coverage
102 + Improve reporting when a step fails; allow abort on failure
104 + More coding standard conformance, tests, cleanup, speedups,
106 + Bug cleanup, esp. GC bugs
107 + Eliminate .imc extension (use .pir)
108 + Simplify some core config steps to not allow interactive prompting
114 + Bug fixes (including Coverity IDs 20, 22, 30, 119-122, 124-126, 129-131)
115 Also various GC, memory, and segfault issues
116 + Fix & reenable CGP core
117 + Parrot's -r flag now works again (compile to and execute bytecode)
118 + Updates to pmc2c & PIR syntaxes
120 + Minor performance improvements, especially in PGE
122 + PDD02 "Vtables" - superceded by PDD17
123 + PDD06 "PASM" - minor updates
124 + PDD17 "PMC" - add VTABLE syntax, update core PMC struct, restore UnionVal
125 + PDD19 "PIR" - early review started
126 + PDD21 "Namespaces" - cleanup
127 + PDD24 "Events" - draft approved
128 + PDD25 "Concurrency" - minor updates
129 + PDD26 "AST" - draft version begun
130 + PIR tutorials updated
131 - Languages/Compilers
132 + Make scheme work with the current calling conventions, other major work.
133 + Updates to m4, lua, compilers/pirc, languages/PIR, dotnet, tcl
135 + make -j functional again
136 + Code cleanup (refactoring, optimizations)
140 + Performed code review on every PMC
141 + Modified PMC code generation to use Storable, reducing compile times
142 + Added a makefile target to generate test coverage data of C sources
144 + NQP: added lists, for loops, operators, comparison and multiplicative operators
145 + Announced Kea-CL, Kea Common Lisp, an ANSI Common Lisp implementation
146 The repository is available at https://rgrjr.dyndns.org/svn/kea-cl/trunk/
148 + PDD17 "PMCs" - draft approved, the design is complete
149 + Added more PIR tutorials, see examples/tutorial/00_README.pod
151 + Many bugfixes, enhancements, documentation, and coding standard updates
152 + Deprecated PMC constants and other crufty syntax, see DEPRECATED.pod
153 + Improved icc compiler compatibility for error line reporting
157 + Lots of code review, many bugs fixed
158 + Many more code cleanups and compiler warning levels
159 + Started a new jit engine for 64-bit processors
160 + Refactored configure process, with tests and new diagnostic options
161 + Added new CodeString PMC for dynamic generation of PIR code
162 + More pdd15 support for object metamodel.
164 + Added NQP ("Not Quite Perl"), a very lightweight Perl 6-like language
165 + Significant improvements and refactors to PCT (Parrot Compiler Toolkit)
166 + perl6 passes more spec tests
167 + Lua works now with a PGE/TGE/PAST-pm based compiler, lives in one pbc,
168 and the interpreter has same behavior as original.
170 + Added a committers' HOWTO
171 + More PIR tutorial examples
175 - Now, with Seat Belts!
176 + added makefile targets for Sun lint, BSD lint, and splint
177 + corrected many errors picked up by these tools
178 + decorated source code with compiler hints, assertions, and attribute macros
179 + automated creation of function declarations to prevent common errors
180 + increased compiler warnings levels
181 + converted more exceptions to a recoverable form
183 + updated Lisp, Lua, Perl 6, tcl, regex, Scheme ("Pheme")
184 + Perl 6 now fetches selected tests from pugs, and even passes some
185 + PGE modified to handle {*} action subs for top-down and bottom-up parsers,
186 and to allow grammar subclassing
187 + HLLCompiler now has better exception, eval, and exit support
188 + Introduced PCT, a refactor of HLLCompiler and PAST-pm
190 + PDD15 "Objects" - details added to 'new' and 'getattribute' opcodes
191 + PDD17 "PMCs" - notes added on instantiation and dynamic extention in PIR
193 + added Parrot-related text from "Perl 6 and Parrot Essentials" book,
194 tutorial examples from "Learning PIR" talk, and PDD15 metamodel diagrams
196 + reduced memory footprint when using named registers
197 + implemented overridding of vtable methods by PDD15 classes
198 + improved PDD15 support for 'new', 'instantiate', and others
199 + added makefile targets to ease core and HLL makefile regeneration
200 + updated parrot dubugger, "pdb", to allow loading of commands from file
202 + many bugfixes, enhancements, documentation, and coding standard updates
206 + Updated Lisp, Lua, PHP ("Plumhead"), Python ("Pynie"), ABC,
207 WMLScript, and Tcl ("ParTcl").
208 + Perl 6 passes all of the sanity tests.
209 + PGE supports latest Perl 6 grammar syntax. Perl 6, Python
210 ("Pynie"), and ABC parsers updated to match.
211 + Updated PHP ("Plumhead") to Antlr 3.0.
212 + Lua added the beginnings of a PGE/TGE based compiler (not yet
213 replacing the Perl/Yapp compiler).
214 + Lisp updated for current features, added a test suite.
215 - Core Implementation:
216 + Filled in features and backward compatibility for PDD 15 objects.
217 New object metamodel passes 85% of old test suite.
218 + GCC API symbols are visible externally only when explicitly exported.
219 + Added generated GCC compiler attributes to increase warnings, and
220 cleaned up resulting warnings.
221 + Code cleanup efforts and fixed memory leaks by the cage cleaners,
222 resulting in notable speed increases.
224 + Updated Parrot distribution to Artistic License 2.0, from dual
225 Artistic 1/GPL license.
226 + SDL examples brought up-to-date with current features.
230 + even more refactorings and improvements in configuration system
231 + improved tests and documentation for configuration system
233 + Updated abc, PHP ("Plumhead"), Lua, Tcl
236 + new PMC PDD draft partially completed
238 + continued implementation of PDD 15 (Objects)
239 + minor garbage collector and memory management improvements
240 + several memory leaks resolved
241 + extended support for compilers other than GCC
242 + improved C++ compiler compatibility
243 + enhanced support for Solaris, non-MSVC Win32, and other platforms
248 + IMCC: added documentation for C-based Parrot Calling Conventions,
249 refactorings and bug fixes
250 + PGE: new perl6regex front end reflecting recent S05 syntax changes
251 + PIRC: new prototype PIR parser
253 + Updated Lua, PHP ("Plumhead"), BASIC, pynie
254 + Lua implements environment
256 + PDD15 "Objects" - details added, and draft approved
258 + Added guidelines for PMC documentation
260 + PDD15 implementation is largely complete, including role-based composition,
261 introspection, and C3 method resolution order
262 + new Exporter PMC for importing globals between namespaces
263 + new string utilities for radix conversion
264 + PCCINVOKE and Parrot_PCCINVOKE allow calling using the full Parrot Calling
265 Conventions from PMCs and C code respectively
267 + Refactorings and improvements in test coverage for 'Configure.pl'
269 + many bugfixes, enhancements, and code cleanup
270 + added example subversion config file
271 + extended support for gcc, icc, and other compilers
272 + extended support for Solaris and other platforms
278 + IMCC: Parrot calling conventions now available between two C PMCs (PMINVOKE)
279 + PGE: Match object improvements
280 + smop: added Attribute and Class PMCs
281 + HLLCompiler: improvements for interactive mode
283 + extended binding to a list of variables
285 + Updated Lua, PHP ("Plumhead"), Tcl ("ParTcl"), Ruby ("Cardinal")
286 + Update PIR, regex, Zcode
287 + New language: Pynie - a Python compiler for Parrot
288 + Lua implements require and many other ops, improved regex support
291 + PDD01 "Overview" - updated architecture and platform information
292 + PDD15 "Objects" - details on roles, objects, and classes added
293 + PDD22 "I/O" - added async ops and Status PMC details
295 + Added guides for Metacommitter, Relase Manager, and Cage Cleaner roles
297 + Object, Class, Role, and Attribute PMC implementation has begun
298 + Perl 5 module "Parrot::Embed" now compiles and links on all platforms
300 + Major improvements in test coverage for 'ops2c.pl'
302 + New utility: Crow, a template processor
303 + New library module: Config/JSON for reading/writing JSON files
304 + many bugfixes, enhancements, and coding standard updates, code cleanup
309 + IMCC: Parrot calling conventions now available in C PMCs, allowing
310 named, optional, slurpy, and flat parameter passing
311 + PGE: extended support for Perl 5 Regexes
312 + smop: prototype object model implementation
313 + hllcompiler: refactored to run a configurable set of compilation stages
315 + redesigned assign/binding to support Perl 6 binding semantics
317 + Updated Lua, PHP ("Plumhead"), Tcl ("ParTcl"), perl6, perl5
318 + New language: PIR - a PGE-based implementation of Parrot PIR
319 + perl6 now supports binding (':=') and 'join'
320 + lua generates tail calls, and supports its own regex flavor (PGE-based)
321 + Pheme still works, huzzah!
323 + PDD21 "Objects" - rewritten
324 + PDD22 "I/O" - updated and 'TODO' tests added
326 + Interface stability classification standards approved
327 + Roles and Responsibilities documented approved
328 + Official 'drafts' directory created (was 'clip')
330 + More NameSpace and OS PMC methods implemented
331 + Parrot executable fullname and basename now available in PIR/PASM code
332 + new 'chomp' library function
334 + Major improvements in test coverage for 'ops2pm.pl'
336 + many bugfixes, enhancements, and coding standard updates
337 + extended support for Sun Workshop Compilers
338 + Parrot now builds on PocketPC platform
343 + HLLCompiler: added tracing options, modified api
344 + PGE & TGE bugfixes and updates
346 + added global and lexical variable support
347 + added looping constructs, arrays, hashes
349 + Updated PHP ("Plumhead"), Tcl ("ParTcl"),
350 forth, perl6, lua, abc, APL, WMLScript, punie
351 + ParTcl is passing > 24.9% of Tcl cvs-latest test suite
352 + perl6 now supports hashes, arrays, method calls, arity-based
353 multisubs, quoted terms, ranges (non-lazy), try blocks, $!
355 + PDD01 "Overview" - updated
356 + PDD22 "I/O" - rewritten and approved
358 + Converted Perl 5 Regex tests to PIR, with notable speedup
359 + Added tests for opcodes, compilers, languages, and coding standards
361 + Major improvements in test coverage for 'pmc2c.pl'
363 + many bugfixes, enhancements, and coding standard updates
364 + extended support for non-core platforms including Cygwin, Tru64
368 - New languages: PHP ("Plumhead"), Forth
369 - Updated languages: Ruby ("Cardinal"), Tcl, Lua
370 - Remove old Python implementation from Parrot repository; the new Python
371 language code is hosted at http://pirate.tangentcode.com
373 + PGE updated with more expressions, latest changes to S05
374 + new Perl 6 grammar compiler
376 + Perl 5 module "Parrot::Embed" allows easy embedding of a Parrot
377 runtime into a Perl 5 program
379 + new :init pragma for subs that must run before the main function
380 + new :vtable pragma to identify subs that override PMC vtable methods,
381 eliminating the need for special subroutine names
382 + PIR parser/compiler does not stop on first syntax error
383 + Vanilla register allocator ("register alligator") greatly improves
384 performance compiling large functions
385 + Eliminated limit on number of PIR macros
387 + hash lookups return null instead of None for missing keys
389 + PDD13 "Bytecode files: format and manipulation" - new
390 + PDD10 "Embedding" - new
391 + PDD25 "Concurrency" - rewritten
392 + PDD15 "Objects" - new section on redesign requirements
393 + PDD07 "Coding standards" - significant updates and automated tests
395 + Many many more new tests
397 + autoconf compatible install options
399 + Namespace refinements
400 + Coroutine improvements
401 + An impressive swarm of other bugfixes and enhancements
405 - New languages: Ruby ("Cardinal"), Javascript ("ecmascript")
406 - Updated languages: Tcl, dotnet, bc, Pheme, Punie, WMLScript
407 - Updated compilers: PGE, TGE
409 + ".loadlib" directive expresses dependencies
410 + ".namespace" with no parameter goes to HLL root
411 + lexer is reentrant (reentrant grammar in progress)
412 - Namespace improvements:
413 + new suite of opcodes to access namespaces and globals
414 ("find_global" and "store_global" will be phased out)
415 + namespace '' no longer means HLL root
416 - Design document updates:
417 namespaces (pdd23), basic types (pdd17), embedding
418 - Updated tool requirements for developers:
419 flex 2.5.33, bison 2.1, perl 5.6.1
420 - New to-do list for people new to Parrot:
422 - The usual plethora of bugfixes and enhancements
426 - unicode subroutine names
427 - hierarchical class names finished including MMD support
428 - new dotnet CLI to PIR translator
429 - improved TGE code and compiler
430 - APL: vector handling
431 - new STM branch in the svn repository
432 - the usual bugfixes and enhancements
436 - hierarchical class names
439 - understands simple vector ops, strings
440 - demonstrates use of Unicode in Parrot
441 - pgc, a compiler for rules and operator precedence parsers
442 - Major redesign and improvements for PGE
443 - compilers understand named parameter options
444 - :ratchet option implemented to support non-backtracking quantifiers
445 - TGE (tree grammar engine) for tree transformations
446 - tgc, tree grammar compiler
448 - support for many operators, lexical scalars, regex matches
449 - new pheme (Parrot scheme) compiler
453 - namespaces partially implemented
454 - rulec, Perl 6 rule compiler
455 - PGE improvements including return values for closure
456 - parts of a Perl 6 parser based on PGE
457 - complex trigonometric methods
458 - type of Sub PMC is now overridable by HLL
460 - many bug fixes and improvements
464 - improved PPC and x86 JIT support including JIT compilation
465 of very simple PASM/PIR subroutines
466 - preliminary libreadline support
467 - better trace and debug features
469 - META.yml to support proper indexing on CPAN
470 - new opcode: hcf (in "my_ops" in dynamic op library)
471 - new File pmc for file specific ops (is_dir, is_file, copy, rename...)
472 - named arguments and parameters (both :named("") and => syntaxes)
473 - ongoing config improvements
474 - tons of bug fixes and other small improvements - too much to list all
478 - Installation: 'make install' is using standard locations now
479 (/usr/local is the default --prefix)
480 - Produce static and shared libraries on some systems
481 - Configure system rearragement
482 - OS pmc started (mkdir,cd,cwd,rm,umask,stat)
484 - Test files are now testable with 'prove'
485 - Smoke (and smokej) outputs progress
486 - PIR supports: I = A < B (>,<=,>=,==,!=)
487 - Add support for octal number constants
489 - almost finish [string]; start [file]
490 - add build tool for generating inline'd tcl builtins from templates.
491 - Jako updates: NCI, subroutines, global variables and constants all work.
496 - New lexical handling and closure support including better
497 introspection for caller and outer
498 - PGE (Parrot Grammar Engine) provides now compilers for P6Rule,
499 P6Grammar, P5Regexp, and Glob
500 - ca. 1000 new tests including 800 for Perl5 regexp
501 - Improved unicode charset and encoding support
502 - Calling conventions for exception handlers
503 - Punie (Perl 1) uses TGE (Tree Grammar Engine) to convert from
504 PGE match objects to AST via two steps of tree transformation grammars
505 - New languages: amber and lua
506 - The usual code fixes, cleanup, and improvements, including an overhaul
507 of the config and test framework
511 - Variable sized register frames are finished. Each subroutine gets
512 the amount of registers that it actually needs. No more spilling.
513 - Vastly improved PGE (Parrot Grammar Engine) including shift-reduce,
514 precedence-based expression parser and support for matching of
515 bracketed text delimited by e.g. ()[]{}'"
516 - uniccode character classification (is_upper ...)
517 - support for heredoc syntax in assembler
518 - improved examples, basic JSON support
519 - debian packaging support
520 - the usual improvements, bug fixes, and cleanup
521 - test count exceeds 3000
525 - New calling conventions implemented: see PDD03 for details
526 - Merge multiple Parrot bytecode (PBC) files into a singe PBC file
527 - 'make smoke' target going beta
528 - bc now supports if statements, comparison ops, prefix inc/dec
529 - ParTcl adds [lassign], [switch] (partially); [expr] converted to a compiler
530 - Many exciting doc updates, tests, and bugfixes, too numerous to mention
534 - Dynamic classes now compile on Windows (including ParTcl)
535 - New Super PMC allows easy access to superclass methods
536 - Implement C3 method resolution order (just like Perl 6 & Python)
537 - ParTcl has new PIR-based parser and passes more Tcl tests
538 - added character class support in Globs to PGE
539 - added language implementations of unlambda, Lazy-k
540 - many bugfixes, including GC and memory leaks
541 - the new calling scheme continued to evolve in branches/leo-ctx5
545 - new call scheme: docs/pdds/pdd03_calling_conventions.pod
546 - partial implementation of the new calling conventions
547 PASM only, don't mix PIR foo() call syntax with the new scheme
548 - grammar and rule support in PGE - the Parrot Grammar Engine
549 - TCL passes >10% of the tcl test suite
550 - the usual bugfixes and improvements
554 - better HLL support (short names for object attributes, and
555 .HLL and n_operators pragmas)
556 - string encoding and charset can now be set independently
557 - experimental mmap IO layer for slurping files
558 - distinct debug and trace flag settings
559 - glob support in PGE
560 - new character classification opcodes and interfaces
564 - parrot repository is now under subversion
565 - MMD (Multi Method Dispatch) enhanced
566 - new unary and infix opcodes that return new result PMCs
567 - dynamic scalar PMCs inherit now almost all from Parrot core PMCs
568 - more unification of PMCs and ParrotObjects
569 - tailcalls for functions and methods
570 - PGE (Parrot Grammar Engine) reworked
571 - Pugs creates Parrot code and Pugs is a registered compiler now
573 - the usual bug fixes and improvements
577 - New string handling code. Strings now have charset and encoding
578 - Parts of a generation garbage collector
579 - Better Python code, separated in dynclasses
580 - Parrot Grammar Engine
581 - Improved test coverage and documentation
585 Parrot 0.1.1 is an intermediate release with tons of updates and fixes.
586 - Python support: Parrot runs 4/7 of the pie-thon test suite
587 - Better OS support: more platforms, compiler, OS functions
588 - Improved PIR syntax for method calls and <op>= assignment
589 - Dynamic loading reworked including a "make install" target
590 - MMD - multi method dispatch for binary vtable methods
591 - Library improvement and cleanup
592 - BigInt, Complex, *Array, Slice, Enumerate, None PMC classes
593 - IA64 and hppa JIT support
594 - Tons of fixes, improvements, new tests, and documentation updates.
595 A lot is unfinished and keeps changing. Nethertheless Parrot is stable
596 and usable at the surface, while internals are moving.
599 - "Ladies and gentlemen, I give you... objects!"
600 - Huge documentation overhaul
601 - More supported platforms, s. PLATFORMS
602 - Basic thread support for pthread based architectures
603 - Basic event handling for timers and signals including:
604 - PASM callbacks for NCI (native C) functions.
605 - Improved platform configuration
606 - COW stacks now working, stacks code redone
607 - Structure handling vastly improved
608 - Random PMC and rand primitives
609 - Better subroutine call syntax in PIR
610 - Make PIR subroutines compliant with pdd03
611 - Improved profiling (DOD, GC timings)
612 - Hash code improvements, incl. random key order support
613 - Experimental freeze/thaw code for some PMC types
614 - IO improvements for buffered layer and Win32
616 - String bitwise vtables
618 - Support for JIT, where malloced memory isn't executable
619 - Priority DOD scheme for objects that need timely destruction
620 - Improved byte code loading (e.g. onLoad functions)
621 - Language updates: forth, Perl 6/P6C, m4
622 - Libraries: Getopt_Long, SDL, Dumper, Sort
624 - Unified imcc and parrot test handling
625 - Many new tests (make test reports 1386 tests)
629 - The Big Move: Parrot source and build files rearranged into sub dirs
630 - Build imcc as parrot
631 - Objects more finished
632 - Delegate vtable methods to byte code
633 - Binary multi-method dispatching
634 - Isa and does methods for PMCs
635 - Call byte code from C
636 - Start of extension interface
637 - Experimental struct handling
638 - Catch access to NULL PMCs
639 - Experimental network socket interface code and opcodes
640 - IO fixes and improvements
641 - Dynamic opcode libraries
642 - Fix-assigned opcode numbers
643 - Argument flattening for function calls
644 - More native call interface (NCI) signatures
645 - Ncurses, postgres, and pcre interface libraries
646 - Forth language is vastly improved
647 - BSD and Win32 build improvements
648 - Many new tests and fixes
651 - This number intentionally left blank
655 - Dynamic PMC registration
656 - Trial exception system
657 - Beginnings of object system
660 - I/O system improvements
662 - Documentation for basic PMC types
663 - IMCC support of Parrot Calling Conventions
664 - Runtime loading of chartypes (and other string improvements)
665 - Conditional breakpoints
666 - Dramatically accelerated sweeps for finalizable objects
667 - Small PMCs (PMCs split into core and extensions)
668 - Loadable bytecode packfiles
670 - Sub variants that deal with the stack correctly
671 - Switched runops core
672 - Line numbers in warnings
674 - Many documentation cleanups
675 - Conversion to CPS style!
676 - BASIC debugger and many other wacky features
677 - Filename, line number parsing support in IMCC
682 - some more benchmarking
685 - intersegment branches
686 - more complete use of PObjs
687 - beefed up packfiles
688 - sub/continuation/coroutine fixes
689 - better NCI (native calling interface)
690 - many imcc improvements
695 - Native function calling interface (Dan)
696 - Stack/list aggregate rewrite (Leo)
697 - Scratchpads (Jonathan Sillito)
698 - Preliminary DotGNU support -- type conversion ops (Gopal V + Leo)
699 - Buffer/PMC unification (Leo)
700 - stabs debugging support for JIT (Leo)
701 - Jako overhaul (Gregor)
702 - Optional Lea allocator (Leo)
703 - Parrot sprintf (Brent)
705 - PMC Properties (Dan)
706 - Various JIT improvements (D. Grunblatt + Leo)
707 - Extensible packfiles (Juergen)
708 - Restructured PMC hierarchy (Leo)
709 - Real Scheme (Juergen)
713 - Several new grammars and a BNF -> perl5 and perl6 converter (Jeff)
714 - Working Perl 6 REs (Sean)
715 - Keyed Access (Tom Hughes et al)
716 - New PMCs (Alberto et al)
717 - Better Documentation
719 - GC acceleration (Mike Lambert)
720 - Lexical scope (Jonathan Sillito)
726 - Perl 6 Grammar and Compiler (Sean)
727 - Subroutines, coroutines, and continuations (Melvin)
728 - GC improvements (Peter Gibbs, Mike Lambert)
729 - Global variables (Melvin)
730 - Intermediate bytecode compiler (Melvin, Angel)
731 - And much, much more.
735 - New assembler that support keyed types (Jeff)
736 - New macro layer, allowing constants (Jeff)
737 - New Configure.pl (Brent)
738 - Changes to bytecode format, endian issues resolved (Melvin)
739 - GC improvements and bug fixes (Peter Gibbs, Mike Lambert)
740 - JIT compiler rewrite (Jason and Daniel)
741 - Parrot assembler in Parrot (Daniel)
742 - Parrot debugger (Daniel)
743 - BASIC polished, Eliza.bas is new (Clint)
744 - Cola compiler committed and working, with limited OOP (Melvin)
745 - Keyed aggregates (Steve Fink)
746 - Global ops (Melvin)
747 - Compile-time speedup (Melvin)
750 - Contributed tetris and lzw files
751 - And many more, from the cast of thousands
756 - Perl Scalar support in PMCs
757 - Array and Hash types almost ready for prime-time
758 - Internal support for keyed types
761 - New Language - BASIC
762 - Regular expression compiler
764 - Many, many bug fixes, enhancements, and speedups
768 - Arena-based memory allocation system
771 - "Predereferencing" mode - ./parrot -P - 22% speedup
772 - JIT compiler - ./parrot -j
773 - Parrot now builds warnings-clean on many platforms
774 - Many more PMC methods implemented
775 - Regular expression operations
777 - Basic support for embedding Parrot in other programs
779 - Added PDDs to distribution
783 - Added an assembly optimizer
784 - Improved string encoding/type support
786 - Source reformatting
787 - Major refactoring in packfile library
788 - More Miniperl functionality
789 - New PMC "clone" operator
790 - Beginnings of key-based access to PMCs - arrays and hashes
791 - MOPS comparisons in examples/mops/
796 - Perl base scalar types implemented
797 - A new minilanguage, Scheme
798 - Much improved documentation
799 - Register stacks pushing and popping
800 - User stack pushing, popping and rotating
801 - Jako updates: subroutines, more example programs, optimizations
802 - test_prog renamed to 'parrot'
804 - Added features to the assembler: @ for current location, and global
806 - Build tweaks for VMS
807 - Bytecode typing clean-ups
808 - More platforms: OS X, HPUX, OS/2
809 - The proliferation of runops cores reduced to one fast and one slow one
810 - Opcode tracing, bounds checking, profiling
811 - Vastly improved string support, with separation of encoding and
814 - Multiple interpreter creation support - the beginnings of threading
815 - Much better resource handling - the beginnings of GC
819 - Parrot now works on all core platforms
820 - A large number of tests, in the standard Perl testing framework
821 - A new minilanguage (Jako) which compiles to Parrot assembly
822 - Documentation about the assembly language (docs/parrot_assembly.pod)
824 - Separate modules for assembly (Parrot::Assemble) and bytecode
825 manipulation (Parrot::PackFile::*, packfile.c)
826 - Assembler completely rewritten
827 - Better operand-type guessing in the assembler
828 - Assembler support for '\n' etc. in string constants
829 - Code reformatted to match the coding standards
830 - New ops for register-constant INTEGER comparisons
831 - Macro expansion in the assembler
832 - IVs and NVs renamed to more friendly INTVAL and NUMVAL
833 - Hard-coded pack("") formats removed
834 - Better handling of floating-point numbers in assembler
835 - Moved floats to constant table (fixing many alignment issues)