5 + PDD19 (PIR) - reflect state on the ground; incorporate old IMCC docs
6 + PDD25 (Concurrency) - launch out of draft
7 + Improve documentation of deprecated parrot features.
9 + PCT: Parrot Compiler Toolkit redesigned and updated
10 + NQP: major updates, including support for namespaces,
11 module/class declarations, methods
12 + IMCC: remove .sym as alias for .local. Remove .pcc_
13 prefix for calling directives (.pcc_begin became .begin_call).
14 + PIRC: creates an AST during the parse.
15 + PGE: more updates to match S05 syntax.
17 + perl6: re-implemented using PCT and NQP, new object subsystem
18 + abc: re-implemented using PCT and NQP
19 + eclectus: initial implementation
20 + plumhead: add PCT variant
21 + punie: re-implemented using PCT and NQP, extended to handle subroutines
22 Happy 20th Birthday, Perl!
23 + pynie: re-implemented using PCT and NQP
24 + PIR: start conversion to NQP (under construction)
26 + new opcodes: 'die', 'addhandler', 'copy'
27 + Initial implementation of Concurrency PDD
28 + Add 'arity' method to Sub and NCI PMCs
31 + consting, attribute marking, warnings cleanup, memory leaks, GC...
32 + dead code removal (includes some defunct languages)
37 + PDD15 (OO) branch merged with trunk; this release contains a working,
38 tested implementation of the latest OO model
39 + Added pop_eh/push_eh_p/count_eh opcodes
40 + Add --runcore command line option
41 + Add gcdebug runcore to help track down GC bugs
42 + minor improvements to IA-32 JIT
44 + PDD19 (PIR): updates to macros, .pcc* directives
45 + PDD25 (Concurrency): updated
46 + PDD26 (AST): draft approved
47 + PDD23 (Exceptions): draft approved
50 + languages/APL: minor updates, PDD15 conformance
51 + languages/dotnet: minor updates
52 + languages/lua: minor updates, PDD15 conformance
53 + languages/lisp: minor updates
54 + languages/perl6: minor updates, PDD15 conformance
55 + languages/plumhead: minor updates
56 + languages/punie: minor updates, PDD15 conformance
57 + languages/nqp: minor updates
58 + languages/scheme: many updates, PDD15 conformance, improved tests, use
59 PMCs instead of primitive registers to represent values
60 + languages/tcl: bugfixes, PDD15 conformance
61 + languages/WMLScript: minor updates
62 + compilers/pirc: updates from PDD19, PDD06
63 + compilers/pct: minor updates, PDD15 conformance
64 + compilers/pge: PDD15 conformance
65 + compilers/tge: PDD15 conformance
67 + Improve test coverage
68 + Improve reporting when a step fails; allow abort on failure
70 + More coding standard conformance, tests, cleanup, speedups,
72 + Bug cleanup, esp. GC bugs
73 + Eliminate .imc extension (use .pir)
74 + Simplify some core config steps to not allow interactive prompting
80 + Bug fixes (including Coverity IDs 20, 22, 30, 119-122, 124-126, 129-131)
81 Also various GC, memory, and segfault issues
82 + Fix & reenable CGP core
83 + Parrot's -r flag now works again (compile to and execute bytecode)
84 + Updates to pmc2c & PIR syntaxes
86 + Minor performance improvements, especially in PGE
88 + PDD02 "Vtables" - superceded by PDD17
89 + PDD06 "PASM" - minor updates
90 + PDD17 "PMC" - add VTABLE syntax, update core PMC struct, restore UnionVal
91 + PDD19 "PIR" - early review started
92 + PDD21 "Namespaces" - cleanup
93 + PDD24 "Events" - draft approved
94 + PDD25 "Concurrency" - minor updates
95 + PDD26 "AST" - draft version begun
96 + PIR tutorials updated
98 + Make scheme work with the current calling conventions, other major work.
99 + Updates to m4, lua, compilers/pirc, languages/PIR, dotnet, tcl
101 + make -j functional again
102 + Code cleanup (refactoring, optimizations)
106 + Performed code review on every PMC
107 + Modified PMC code generation to use Storable, reducing compile times
108 + Added a makefile target to generate test coverage data of C sources
110 + NQP: added lists, for loops, operators, comparison and multiplicative operators
111 + Announced Kea-CL, Kea Common Lisp, an ANSI Common Lisp implementation
112 The repository is available at https://rgrjr.dyndns.org/svn/kea-cl/trunk/
114 + PDD17 "PMCs" - draft approved, the design is complete
115 + Added more PIR tutorials, see examples/tutorial/00_README.pod
117 + Many bugfixes, enhancements, documentation, and coding standard updates
118 + Deprecated PMC constants and other crufty syntax, see DEPRECATED.pod
119 + Improved icc compiler compatibility for error line reporting
123 + Lots of code review, many bugs fixed
124 + Many more code cleanups and compiler warning levels
125 + Started a new jit engine for 64-bit processors
126 + Refactored configure process, with tests and new diagnostic options
127 + Added new CodeString PMC for dynamic generation of PIR code
128 + More pdd15 support for object metamodel.
130 + Added NQP ("Not Quite Perl"), a very lightweight Perl 6-like language
131 + Significant improvements and refactors to PCT (Parrot Compiler Toolkit)
132 + perl6 passes more spec tests
133 + Lua works now with a PGE/TGE/PAST-pm based compiler, lives in one pbc,
134 and the interpreter has same behavior as original.
136 + Added a committers' HOWTO
137 + More PIR tutorial examples
141 - Now, with Seat Belts!
142 + added makefile targets for Sun lint, BSD lint, and splint
143 + corrected many errors picked up by these tools
144 + decorated source code with compiler hints, assertions, and attribute macros
145 + automated creation of function declarations to prevent common errors
146 + increased compiler warnings levels
147 + converted more exceptions to a recoverable form
149 + updated Lisp, Lua, Perl 6, tcl, regex, Scheme ("Pheme")
150 + Perl 6 now fetches selected tests from pugs, and even passes some
151 + PGE modified to handle {*} action subs for top-down and bottom-up parsers,
152 and to allow grammar subclassing
153 + HLLCompiler now has better exception, eval, and exit support
154 + Introduced PCT, a refactor of HLLCompiler and PAST-pm
156 + PDD15 "Objects" - details added to 'new' and 'getattribute' opcodes
157 + PDD17 "PMCs" - notes added on instantiation and dynamic extention in PIR
159 + added Parrot-related text from "Perl6 and Parrot Essentials" book,
160 tutorial examples from "Learning PIR" talk, and PDD15 metamodel diagrams
162 + reduced memory footprint when using named registers
163 + implemented overridding of vtable methods by PDD15 classes
164 + improved PDD15 support for 'new', 'instantiate', and others
165 + added makefile targets to ease core and HLL makefile regeneration
166 + updated parrot dubugger, "pdb", to allow loading of commands from file
168 + many bugfixes, enhancements, documentation, and coding standard updates
172 + Updated Lisp, Lua, PHP ("Plumhead"), Python ("Pynie"), ABC,
173 WMLScript, and Tcl ("ParTcl").
174 + Perl 6 passes all of the sanity tests.
175 + PGE supports latest Perl 6 grammar syntax. Perl 6, Python
176 ("Pynie"), and ABC parsers updated to match.
177 + Updated PHP ("Plumhead") to Antlr 3.0.
178 + Lua added the beginnings of a PGE/TGE based compiler (not yet
179 replacing the Perl/Yapp compiler).
180 + Lisp updated for current features, added a test suite.
181 - Core Implementation:
182 + Filled in features and backward compatibility for PDD 15 objects.
183 New object metamodel passes 85% of old test suite.
184 + GCC API symbols are visible externally only when explicitly exported.
185 + Added generated GCC compiler attributes to increase warnings, and
186 cleaned up resulting warnings.
187 + Code cleanup efforts and fixed memory leaks by the cage cleaners,
188 resulting in notable speed increases.
190 + Updated Parrot distribution to Artistic License 2.0, from dual
191 Artistic 1/GPL license.
192 + SDL examples brought up-to-date with current features.
196 + even more refactorings and improvements in configuration system
197 + improved tests and documentation for configuration system
199 + Updated abc, PHP ("Plumhead"), Lua, Tcl
202 + new PMC PDD draft partially completed
204 + continued implementation of PDD 15 (Objects)
205 + minor garbage collector and memory management improvements
206 + several memory leaks resolved
207 + extended support for compilers other than GCC
208 + improved C++ compiler compatibility
209 + enhanced support for Solaris, non-MSVC Win32, and other platforms
214 + IMCC: added documentation for C-based Parrot Calling Conventions,
215 refactorings and bug fixes
216 + PGE: new perl6regex front end reflecting recent S05 syntax changes
217 + PIRC: new prototype PIR parser
219 + Updated Lua, PHP ("Plumhead"), BASIC, pynie
220 + Lua implements environment
222 + PDD15 "Objects" - details added, and draft approved
224 + Added guidelines for PMC documentation
226 + PDD15 implementation is largely complete, including role-based composition,
227 introspection, and C3 method resolution order
228 + new Exporter PMC for importing globals between namespaces
229 + new string utilities for radix conversion
230 + PCCINVOKE and Parrot_PCCINVOKE allow calling using the full Parrot Calling
231 Conventions from PMCs and C code respectively
233 + Refactorings and improvements in test coverage for 'Configure.pl'
235 + many bugfixes, enhancements, and code cleanup
236 + added example subversion config file
237 + extended support for gcc, icc, and other compilers
238 + extended support for Solaris and other platforms
244 + IMCC: Parrot calling conventions now available between two C PMCs (PMINVOKE)
245 + PGE: Match object improvements
246 + smop: added Attribute and Class PMCs
247 + HLLCompiler: improvements for interactive mode
249 + extended binding to a list of variables
251 + Updated Lua, PHP ("Plumhead"), Tcl ("ParTcl"), Ruby ("Cardinal")
252 + Update PIR, regex, Zcode
253 + New language: Pynie - a Python compiler for Parrot
254 + Lua implements require and many other ops, improved regex support
257 + PDD01 "Overview" - updated architecture and platform information
258 + PDD15 "Objects" - details on roles, objects, and classes added
259 + PDD22 "I/O" - added async ops and Status PMC details
261 + Added guides for Metacommitter, Relase Manager, and Cage Cleaner roles
263 + Object, Class, Role, and Attribute PMC implementation has begun
264 + Perl 5 module "Parrot::Embed" now compiles and links on all platforms
266 + Major improvements in test coverage for 'ops2c.pl'
268 + New utility: Crow, a template processor
269 + New library module: Config/JSON for reading/writing JSON files
270 + many bugfixes, enhancements, and coding standard updates, code cleanup
275 + IMCC: Parrot calling conventions now available in C PMCs, allowing
276 named, optional, slurpy, and flat parameter passing
277 + PGE: extended support for Perl 5 Regexes
278 + smop: prototype object model implementation
279 + hllcompiler: refactored to run a configurable set of compilation stages
281 + redesigned assign/binding to support Perl 6 binding semantics
283 + Updated Lua, PHP ("Plumhead"), Tcl ("ParTcl"), perl6, perl5
284 + New language: PIR - a PGE-based implementation of Parrot PIR
285 + perl6 now supports binding (':=') and 'join'
286 + lua generates tail calls, and supports its own regex flavor (PGE-based)
287 + Pheme still works, huzzah!
289 + PDD21 "Objects" - rewritten
290 + PDD22 "I/O" - updated and 'TODO' tests added
292 + Interface stability classification standards approved
293 + Roles and Responsibilities documented approved
294 + Official 'drafts' directory created (was 'clip')
296 + More NameSpace and OS PMC methods implemented
297 + Parrot executable fullname and basename now available in PIR/PASM code
298 + new 'chomp' library function
300 + Major improvements in test coverage for 'ops2pm.pl'
302 + many bugfixes, enhancements, and coding standard updates
303 + extended support for Sun Workshop Compilers
304 + Parrot now builds on PocketPC platform
309 + HLLCompiler: added tracing options, modified api
310 + PGE & TGE bugfixes and updates
312 + added global and lexical variable support
313 + added looping constructs, arrays, hashes
315 + Updated PHP ("Plumhead"), Tcl ("ParTcl"),
316 forth, perl6, lua, abc, APL, WMLScript, punie
317 + ParTcl is passing > 24.9% of Tcl cvs-latest test suite
318 + perl6 now supports hashes, arrays, method calls, arity-based
319 multisubs, quoted terms, ranges (non-lazy), try blocks, $!
321 + PDD01 "Overview" - updated
322 + PDD22 "I/O" - rewritten and approved
324 + Converted Perl 5 Regex tests to PIR, with notable speedup
325 + Added tests for opcodes, compilers, languages, and coding standards
327 + Major improvements in test coverage for 'pmc2c.pl'
329 + many bugfixes, enhancements, and coding standard updates
330 + extended support for non-core platforms including Cygwin, Tru64
334 - New languages: PHP ("Plumhead"), Forth
335 - Updated languages: Ruby ("Cardinal"), Tcl, Lua
336 - Remove old Python implementation from Parrot repository; the new Python
337 language code is hosted at http://pirate.tangentcode.com
339 + PGE updated with more expressions, latest changes to S05
340 + new Perl6 grammar compiler
342 + Perl 5 module "Parrot::Embed" allows easy embedding of a Parrot
343 runtime into a Perl 5 program
345 + new :init pragma for subs that must run before the main function
346 + new :vtable pragma to identify subs that override PMC vtable methods,
347 eliminating the need for special subroutine names
348 + PIR parser/compiler does not stop on first syntax error
349 + Vanilla register allocator ("register alligator") greatly improves
350 performance compiling large functions
351 + Eliminated limit on number of PIR macros
353 + hash lookups return null instead of None for missing keys
355 + PDD13 "Bytecode files: format and manipulation" - new
356 + PDD10 "Embedding" - new
357 + PDD25 "Concurrency" - rewritten
358 + PDD15 "Objects" - new section on redesign requirements
359 + PDD07 "Coding standards" - significant updates and automated tests
361 + Many many more new tests
363 + autoconf compatible install options
365 + Namespace refinements
366 + Coroutine improvements
367 + An impressive swarm of other bugfixes and enhancements
371 - New languages: Ruby ("Cardinal"), Javascript ("ecmascript")
372 - Updated languages: Tcl, dotnet, bc, Pheme, Punie, WMLScript
373 - Updated compilers: PGE, TGE
375 + ".loadlib" directive expresses dependencies
376 + ".namespace" with no parameter goes to HLL root
377 + lexer is reentrant (reentrant grammar in progress)
378 - Namespace improvements:
379 + new suite of opcodes to access namespaces and globals
380 ("find_global" and "store_global" will be phased out)
381 + namespace '' no longer means HLL root
382 - Design document updates:
383 namespaces (pdd23), basic types (pdd17), embedding
384 - Updated tool requirements for developers:
385 flex 2.5.33, bison 2.1, perl 5.6.1
386 - New to-do list for people new to Parrot:
388 - The usual plethora of bugfixes and enhancements
392 - unicode subroutine names
393 - hierarchical class names finished including MMD support
394 - new dotnet CLI to PIR translator
395 - improved TGE code and compiler
396 - APL: vector handling
397 - new STM branch in the svn repository
398 - the usual bugfixes and enhancements
402 - hierarchical class names
405 - understands simple vector ops, strings
406 - demonstrates use of Unicode in Parrot
407 - pgc, a compiler for rules and operator precedence parsers
408 - Major redesign and improvements for PGE
409 - compilers understand named parameter options
410 - :ratchet option implemented to support non-backtracking quantifiers
411 - TGE (tree grammar engine) for tree transformations
412 - tgc, tree grammar compiler
414 - support for many operators, lexical scalars, regex matches
415 - new pheme (Parrot scheme) compiler
419 - namespaces partially implemented
420 - rulec, Perl6 rule compiler
421 - PGE improvements including return values for closure
422 - parts of a Perl6 parser based on PGE
423 - complex trigonometric methods
424 - type of Sub PMC is now overridable by HLL
426 - many bug fixes and improvements
430 - improved PPC and x86 JIT support including JIT compilation
431 of very simple PASM/PIR subroutines
432 - preliminary libreadline support
433 - better trace and debug features
435 - META.yml to support proper indexing on CPAN
436 - new opcode: hcf (in "my_ops" in dynamic op library)
437 - new File pmc for file specific ops (is_dir, is_file, copy, rename...)
438 - named arguments and parameters (both :named("") and => syntaxes)
439 - ongoing config improvements
440 - tons of bug fixes and other small improvements - too much to list all
444 - Installation: 'make install' is using standard locations now
445 (/usr/local is the default --prefix)
446 - Produce static and shared libraries on some systems
447 - Configure system rearragement
448 - OS pmc started (mkdir,cd,cwd,rm,umask,stat)
450 - Test files are now testable with 'prove'
451 - Smoke (and smokej) outputs progress
452 - PIR supports: I = A < B (>,<=,>=,==,!=)
453 - Add support for octal number constants
455 - almost finish [string]; start [file]
456 - add build tool for generating inline'd tcl builtins from templates.
457 - Jako updates: NCI, subroutines, global variables and constants all work.
462 - New lexical handling and closure support including better
463 introspection for caller and outer
464 - PGE (Parrot Grammar Engine) provides now compilers for P6Rule,
465 P6Grammar, P5Regexp, and Glob
466 - ca. 1000 new tests including 800 for Perl5 regexp
467 - Improved unicode charset and encoding support
468 - Calling conventions for exception handlers
469 - Punie (Perl 1) uses TGE (Tree Grammar Engine) to convert from
470 PGE match objects to AST via two steps of tree transformation grammars
471 - New languages: amber and lua
472 - The usual code fixes, cleanup, and improvements, including an overhaul
473 of the config and test framework
477 - Variable sized register frames are finished. Each subroutine gets
478 the amount of registers that it actually needs. No more spilling.
479 - Vastly improved PGE (Parrot Grammar Engine) including shift-reduce,
480 precedence-based expression parser and support for matching of
481 bracketed text delimited by e.g. ()[]{}'"
482 - uniccode character classification (is_upper ...)
483 - support for heredoc syntax in assembler
484 - improved examples, basic JSON support
485 - debian packaging support
486 - the usual improvements, bug fixes, and cleanup
487 - test count exceeds 3000
491 - New calling conventions implemented: see PDD03 for details
492 - Merge multiple Parrot bytecode (PBC) files into a singe PBC file
493 - 'make smoke' target going beta
494 - bc now supports if statements, comparison ops, prefix inc/dec
495 - ParTcl adds [lassign], [switch] (partially); [expr] converted to a compiler
496 - Many exciting doc updates, tests, and bugfixes, too numerous to mention
500 - Dynamic classes now compile on Windows (including ParTcl)
501 - New Super PMC allows easy access to superclass methods
502 - Implement C3 method resolution order (just like Perl6 & Python)
503 - ParTcl has new PIR-based parser and passes more Tcl tests
504 - added character class support in Globs to PGE
505 - added language implementations of unlambda, Lazy-k
506 - many bugfixes, including GC and memory leaks
507 - the new calling scheme continued to evolve in branches/leo-ctx5
511 - new call scheme: docs/pdds/pdd03_calling_conventions.pod
512 - partial implementation of the new calling conventions
513 PASM only, don't mix PIR foo() call syntax with the new scheme
514 - grammar and rule support in PGE - the Parrot Grammar Engine
515 - TCL passes >10% of the tcl test suite
516 - the usual bugfixes and improvements
520 - better HLL support (short names for object attributes, and
521 .HLL and n_operators pragmas)
522 - string encoding and charset can now be set independently
523 - experimental mmap IO layer for slurping files
524 - distinct debug and trace flag settings
525 - glob support in PGE
526 - new character classification opcodes and interfaces
530 - parrot repository is now under subversion
531 - MMD (Multi Method Dispatch) enhanced
532 - new unary and infix opcodes that return new result PMCs
533 - dynamic scalar PMCs inherit now almost all from Parrot core PMCs
534 - more unification of PMCs and ParrotObjects
535 - tailcalls for functions and methods
536 - PGE (Parrot Grammar Engine) reworked
537 - Pugs creates Parrot code and Pugs is a registered compiler now
539 - the usual bug fixes and improvements
543 - New string handling code. Strings now have charset and encoding
544 - Parts of a generation garbage collector
545 - Better Python code, separated in dynclasses
546 - Parrot Grammar Engine
547 - Improved test coverage and documentation
551 Parrot 0.1.1 is an intermediate release with tons of updates and fixes.
552 - Python support: Parrot runs 4/7 of the pie-thon test suite
553 - Better OS support: more platforms, compiler, OS functions
554 - Improved PIR syntax for method calls and <op>= assignment
555 - Dynamic loading reworked including a "make install" target
556 - MMD - multi method dispatch for binary vtable methods
557 - Library improvement and cleanup
558 - BigInt, Complex, *Array, Slice, Enumerate, None PMC classes
559 - IA64 and hppa JIT support
560 - Tons of fixes, improvements, new tests, and documentation updates.
561 A lot is unfinished and keeps changing. Nethertheless Parrot is stable
562 and usable at the surface, while internals are moving.
565 - "Ladies and gentlemen, I give you... objects!"
566 - Huge documentation overhaul
567 - More supported platforms, s. PLATFORMS
568 - Basic thread support for pthread based architectures
569 - Basic event handling for timers and signals including:
570 - PASM callbacks for NCI (native C) functions.
571 - Improved platform configuration
572 - COW stacks now working, stacks code redone
573 - Structure handling vastly improved
574 - Random PMC and rand primitives
575 - Better subroutine call syntax in PIR
576 - Make PIR subroutines compliant with pdd03
577 - Improved profiling (DOD, GC timings)
578 - Hash code improvements, incl. random key order support
579 - Experimental freeze/thaw code for some PMC types
580 - IO improvements for buffered layer and Win32
582 - String bitwise vtables
584 - Support for JIT, where malloced memory isn't executable
585 - Priority DOD scheme for objects that need timely destruction
586 - Improved byte code loading (e.g. onLoad functions)
587 - Language updates: forth, Perl6/P6C, m4
588 - Libraries: Getopt_Long, SDL, Dumper, Sort
590 - Unified imcc and parrot test handling
591 - Many new tests (make test reports 1386 tests)
595 - The Big Move: Parrot source and build files rearranged into sub dirs
596 - Build imcc as parrot
597 - Objects more finished
598 - Delegate vtable methods to byte code
599 - Binary multi-method dispatching
600 - Isa and does methods for PMCs
601 - Call byte code from C
602 - Start of extension interface
603 - Experimental struct handling
604 - Catch access to NULL PMCs
605 - Experimental network socket interface code and opcodes
606 - IO fixes and improvements
607 - Dynamic opcode libraries
608 - Fix-assigned opcode numbers
609 - Argument flattening for function calls
610 - More native call interface (NCI) signatures
611 - Ncurses, postgres, and pcre interface libraries
612 - Forth language is vastly improved
613 - BSD and Win32 build improvements
614 - Many new tests and fixes
617 - This number intentionally left blank
621 - Dynamic PMC registration
622 - Trial exception system
623 - Beginnings of object system
626 - I/O system improvements
628 - Documentation for basic PMC types
629 - IMCC support of Parrot Calling Conventions
630 - Runtime loading of chartypes (and other string improvements)
631 - Conditional breakpoints
632 - Dramatically accelerated sweeps for finalizable objects
633 - Small PMCs (PMCs split into core and extensions)
634 - Loadable bytecode packfiles
636 - Sub variants that deal with the stack correctly
637 - Switched runops core
638 - Line numbers in warnings
640 - Many documentation cleanups
641 - Conversion to CPS style!
642 - BASIC debugger and many other wacky features
643 - Filename, line number parsing support in IMCC
648 - some more benchmarking
651 - intersegment branches
652 - more complete use of PObjs
653 - beefed up packfiles
654 - sub/continuation/coroutine fixes
655 - better NCI (native calling interface)
656 - many imcc improvements
661 - Native function calling interface (Dan)
662 - Stack/list aggregate rewrite (Leo)
663 - Scratchpads (Jonathan Sillito)
664 - Preliminary DotGNU support -- type conversion ops (Gopal V + Leo)
665 - Buffer/PMC unification (Leo)
666 - stabs debugging support for JIT (Leo)
667 - Jako overhaul (Gregor)
668 - Optional Lea allocator (Leo)
669 - Parrot sprintf (Brent)
671 - PMC Properties (Dan)
672 - Various JIT improvements (D. Grunblatt + Leo)
673 - Extensible packfiles (Juergen)
674 - Restructured PMC hierarchy (Leo)
675 - Real Scheme (Juergen)
679 - Several new grammars and a BNF -> perl5 and perl6 converter (Jeff)
680 - Working Perl6 REs (Sean)
681 - Keyed Access (Tom Hughes et al)
682 - New PMCs (Alberto et al)
683 - Better Documentation
685 - GC acceleration (Mike Lambert)
686 - Lexical scope (Jonathan Sillito)
692 - Perl 6 Grammar and Compiler (Sean)
693 - Subroutines, coroutines, and continuations (Melvin)
694 - GC improvements (Peter Gibbs, Mike Lambert)
695 - Global variables (Melvin)
696 - Intermediate bytecode compiler (Melvin, Angel)
697 - And much, much more.
701 - New assembler that support keyed types (Jeff)
702 - New macro layer, allowing constants (Jeff)
703 - New Configure.pl (Brent)
704 - Changes to bytecode format, endian issues resolved (Melvin)
705 - GC improvements and bug fixes (Peter Gibbs, Mike Lambert)
706 - JIT compiler rewrite (Jason and Daniel)
707 - Parrot assembler in Parrot (Daniel)
708 - Parrot debugger (Daniel)
709 - BASIC polished, Eliza.bas is new (Clint)
710 - Cola compiler committed and working, with limited OOP (Melvin)
711 - Keyed aggregates (Steve Fink)
712 - Global ops (Melvin)
713 - Compile-time speedup (Melvin)
716 - Contributed tetris and lzw files
717 - And many more, from the cast of thousands
722 - Perl Scalar support in PMCs
723 - Array and Hash types almost ready for prime-time
724 - Internal support for keyed types
727 - New Language - BASIC
728 - Regular expression compiler
730 - Many, many bug fixes, enhancements, and speedups
734 - Arena-based memory allocation system
737 - "Predereferencing" mode - ./parrot -P - 22% speedup
738 - JIT compiler - ./parrot -j
739 - Parrot now builds warnings-clean on many platforms
740 - Many more PMC methods implemented
741 - Regular expression operations
743 - Basic support for embedding Parrot in other programs
745 - Added PDDs to distribution
749 - Added an assembly optimizer
750 - Improved string encoding/type support
752 - Source reformatting
753 - Major refactoring in packfile library
754 - More Miniperl functionality
755 - New PMC "clone" operator
756 - Beginnings of key-based access to PMCs - arrays and hashes
757 - MOPS comparisons in examples/mops/
762 - Perl base scalar types implemented
763 - A new minilanguage, Scheme
764 - Much improved documentation
765 - Register stacks pushing and popping
766 - User stack pushing, popping and rotating
767 - Jako updates: subroutines, more example programs, optimizations
768 - test_prog renamed to 'parrot'
770 - Added features to the assembler: @ for current location, and global
772 - Build tweaks for VMS
773 - Bytecode typing clean-ups
774 - More platforms: OS X, HPUX, OS/2
775 - The proliferation of runops cores reduced to one fast and one slow one
776 - Opcode tracing, bounds checking, profiling
777 - Vastly improved string support, with separation of encoding and
780 - Multiple interpreter creation support - the beginnings of threading
781 - Much better resource handling - the beginnings of GC
785 - Parrot now works on all core platforms
786 - A large number of tests, in the standard Perl testing framework
787 - A new minilanguage (Jako) which compiles to Parrot assembly
788 - Documentation about the assembly language (docs/parrot_assembly.pod)
790 - Separate modules for assembly (Parrot::Assemble) and bytecode
791 manipulation (Parrot::PackFile::*, packfile.c)
792 - Assembler completely rewritten
793 - Better operand-type guessing in the assembler
794 - Assembler support for '\n' etc. in string constants
795 - Code reformatted to match the coding standards
796 - New ops for register-constant INTEGER comparisons
797 - Macro expansion in the assembler
798 - IVs and NVs renamed to more friendly INTVAL and NUMVAL
799 - Hard-coded pack("") formats removed
800 - Better handling of floating-point numbers in assembler
801 - Moved floats to constant table (fixing many alignment issues)