1 "House of PHPain" 1-Apr-2014
2 - Allow direct arg passing with up to 15 params (7 if at least one is a double)
3 - Added a new time-based sampling profiler (Project Xenon).
5 "Ghostface Killah" 17-Mar-2014
6 - Remove "HipHop" from error messages
7 - Add __IsFoldable user attribute for const-foldable functions
8 - Add __Native("NoFCallBuiltin") UA for builtins which need an actrec
9 - Add support for testing different outputs in repo mode
10 - Implement remaining functionality from intl extension
11 - Implement XSL extension
12 - Implement Stream Filters
13 - Improve php.ini support and get ready to kill HDF files
14 - Parse config files as ini files, unless filename contains '.hdf'
15 - Various fixes to Redis, JSON, SPL, DateTime, MySQLi, and others
16 - Remove C<T>Ref typedefs (use const T& now)
17 - JIT default on in command line mode
18 - gethostname() just returns what the syscall returns (Zend compat)
19 - HHBBC turned on in the build for facebook.com
21 "Fifty Cent" 3-Mar-2014
22 - Array parameter type constraints implicitly cast collections to arrays
23 - Fix issues with feof and fwrite
24 - Fix issues with sleep and inaccessible properties
25 - Dump a jemalloc pprod dump when a request hits OOM
26 - Make method_exists work with interface inheritance
27 - Fix crash in preg_replace with /e
28 - Support filename and content type in Curl uploads
30 - Handle relative paths in is_dir
31 - Add string conversion for array_fill_keys
32 - Implement various Imagick functionality
33 - Implement CUROPT_PROGRESSFUNCTION
34 - Implement PHP 5.6 __debugInfo() magic method
35 - Raise warnings when return type annotations mismatch
36 - Fix nested ArrayObject assignment
37 - Switch many ini settings to thread-time binding
38 - Clean up memory stat tracking
39 - Immutable collections are now prefixed with Imm instead of Fixed/Frozen
40 - Clean up type parameter for CheckType-related IR opcodes
41 - Remove legacy linear-scan register allocator and Eval.HHIRXls option
44 - reenabled jemalloc tcache flush for idle threads
45 - array_combine now performs __toString conversion on objects in $keys
46 - Allow streams in move_uploaded_file
47 - Fix a bug double closing a UserFile
48 - Warn when first arg to call_user_func is an object with no __invoke
49 - kill userland hdf functions
50 - Final method reports itself as final
51 - Implement IntlCalendar
52 - Disallow create_function in RepoAuthoritative mode
53 - Case-insensitive check for Accept-Encoding: gzip
55 "Donald Glover" 3-Feb-2014
56 - Support for "::class"
57 - Enable FCallBuiltin for HNI functions
58 - json_decode parity with PHP 5.4
59 - Fix race condition with profiling vs. non-profiling functions prologues
60 - Implement ini_get_all()
61 - Begin conversion of runtime options to INI
62 - Fix potential PGO-mode crash
63 - Fixes and enhancement in IR printing
64 - Vector and Set now supported by:
65 array_{shift,unshift,fill_keys,reverse,flip,size,chunk}, min, and max
66 - StableMap is now an alias for Map, which retains insertion order
67 - Map moved to HH namespace
68 - Fixes in XLS spilling of SIMD registers
69 - Support SCRIPT_FILENAME in FastCGI
70 - Implement stream_context_{get,set}_default
71 - Support for Intel VTune Amplifier XE
72 - Rewrite of SimpleXML
73 - Several HNI conversions, and a helper script
74 - Move Pair to HH namespace
75 - Fix get_included_files ordering
76 - Fix $_SERVER and $_ENV in FastCGI
77 - Update timelib to php 5.5.8
78 - Some dead code removal
82 - FastCGI fixes, perf improvements
83 - ext_zend_compat fixes
84 - Turn on XLS Register Allocator by default
85 - Fix server stats reporting
86 - 'num' scalar typehint that accepts both ints and floats
87 - fix support for typedef'd namespaces
88 - don't swallow fatals when autoloading
89 - Map collections learned the in-place retain() and retainWithKey()
90 - rename Set::difference() to Set::removeAll()
91 - Update Set to retain element insertion order
94 - FrozenMap collection
95 - Deprecated Vector|Set|Map::put() method removed
96 - == between Frozen{Vector|Set|Map} and {Vector|Set|Map} now can return true
98 "Beastie Boys" 6-Jan-2014
99 - Support lex-time binary constants (eg. 0b10111)
100 - StreamWrappers now support rmdir, mkdir, rename and unlink
101 - Miscellaneous Zend PHP compatibility fixes
102 - Default StatCache to off
103 - Miscellaneous FastCGI fixes
104 - Miscellaneous region compiler fixes
105 - Map and StableMap collections use the same underlying implementation
106 - Trait requirements enforced
107 - hhprof performance improvements
108 - Add array to string conversion notice
109 - Add RaiseNotice IR opcode
110 - Fix VirtualHost.<name>.Pattern matching
111 - Fix various memory leaks (pdo_parse_params, Gen*WaitHandle)
112 - Import a lot more Zend tests that used to crash or hang
114 - XLS register allocation cleanup
115 - Enable region compiler by default for JIT functions in ahot
116 - Fatal on eval() in RepoAuthoritative mode
117 - Enable LTO for HHVM
118 - Fix a few SPL compatibility issues
120 "Appleseed" 23-Dec-2013
121 - Fix issues with DOCUMENT_ROOT in fastcgi
122 - Better type inference for collections and builtins in repo mode
123 - Shorter syntax for lambda expressions w/ automatic captures
124 - Parser support for trait require clauses
125 - Move FrozenVector and Set to the HH namespace
126 - Fix resource to array conversion
127 - Fix a request local memory leak in foreach of apc arrays
128 - Initial php_odbc API implementation
129 - Implement PHP's hash_copy() function
130 - Experimental tool: Memoization Opportunity Profiler
131 - Various small parity/behavior fixes (in phar, proc_open, filter_var)
132 - A Eval.DumpHhas=1 option to dump hhas for a php file
133 - Better warnings in Set::toArray
134 - Fix the behavior of foreach loops in finally blocks
135 - chmod -x runtime/vm/jit/*.{cpp,h}
136 - Changes to make hhvm build clean with clang-3.4
137 - Fix array_product to not be bug-compatible with PHP 5.2
138 - Change the Map datastructure---preserves order and does faster foreach
139 - FrozenSet collection
140 - Generate pid.map when we unmap text section, for the perf tool
141 - Implemented GlobIterator
142 - Implemented Reflection::export and Reflection::getModifierNames
145 - support date.timezone in ini files
147 - special comparisons for DateTime
148 - delete unimplemented functions
149 - support for the finally clause in try blocks
151 "Huarache" 26-Nov-2013
152 - Linker re-ordering of hot functions
153 - Huge pages for hot functions
154 - Implement ZipArchive
155 - preg_replace /e support
156 - get_mem_usage() no longer can be negative
157 - Userland file system support
158 - Implement fileinfo extension
160 - PDO::sqliteCreateFunction()
161 - Implement NumberFormatter
163 - Implement DatePeriod
164 - Many reflection fixes
166 - A ton of performance fixes
167 - A ton of open source framework fixes
168 - FastCGI Server Support
170 "Garlic Alfredo" 11-Nov-2013
171 - teach implode() about collections
172 - fix ini parsing leak
173 - Make array not an instanceof Traversable
175 "Burrito" 28-Oct-2013
176 - Initial support for using FastCGI
177 - Initial support for php.ini configuration files
178 - Log when a nullable (e.g. ?int) is incorrect
179 - Add support for collections to array_diff, array_diff_key, array_intersect,
181 - tc-print improvements and fixes
182 - Several debugger fixes
183 - More improvements to the experimental PHP extension compat layer
184 - Fixed how parse errors are handled by eval()
185 - Support custom reason for status header
186 - Emit better error message when hhvm's systemlib doesn't load properly
187 - Fixes / clarifications added to the bytecode specification
188 - Lots of other bug fixes, clean up, PHP compat fixes, and JIT improvements
190 "Sausage" 14-Oct-2013
191 - Direct invocation of callable arrays: $f = [$cls_or_obj, 'method']; $f()
193 - Support dynamically loadable extensions
194 - Support loading mini-systemlibs from extensions
196 "Tabasco" 30-Sep-2013
197 - Fix issues with __toString() functions that return non-string values
198 - Don't allow mock classes to extend collection classes
199 - Smarter memory allocation and scheduling for NUMA systems
200 - Improve profiler performance in the jit
201 - Fix several Zend compatibility issues
202 - Fix several bugs uncovered by ASAN
203 - Add collection support to array_keys, array_values, and array_combine
204 - Return a set-like array from Set::toArray
205 - Add to(Vector|Map|StableMap|Set) methods to collections
206 - Collections convert to boolean false when empty
207 - get_class_vars invokes the autoloader when necessary
208 - Rework the Zend compatibility layer to be more robust
209 - Allow traits to implement interfaces
210 - Support arbitrary expressions inside empty()
212 "Bobotie" 16-Sep-2013
213 - HNI (HipHop Native Interface) for calling C++ functions from PHP
214 - Fix PropertyAccessorMap::isset
215 - Expose more POSIX constants
216 - Fixed behavior of stream_get_contents when default args are used.
217 - Implement str_getcsv, and fix some fgetcsv related issues.
218 - [IPv6] Fix stream_socket_recvfrom & stream_socket_sendto.
219 - [IPv6] Fix socket_sentto_recvfrom_ipv6_udp Zend compatibility.
220 - Optimize closure invocation and __invoke (~3x faster to invoke)
221 - Import gettext extension
222 - string and object allocation optimizations (reduced memory usage for both)
223 - Import YAML extension
224 - Import ftp extension
227 - Fix order of custom attributes and visibility in ctor arg promotion
228 - Implement CachingIterator
229 - Implement RecursiveCachingIterator
230 - Generalized heuristic for choosing when to inline in the jit
231 - Introduced a Zend compatibility layer to compile extensions
232 - Imported calendar extension
233 - Use gcc-4.8.1 by default
234 - Improve hhvm command line parsing logic
235 - Fix register_shutdown in session_set_save_handler to match PHP 5.4
236 - Add "native" functions for use in Systemlib
237 - PHP extension source-compatitblility layer
238 - Fix ArrayIterator constructor PHP compatibility
239 - Enable building against libmemcached 1.0.8
240 - Debugger: $_ not cleared but still printed after exception
241 - Fix clone of SplPriorityQueue
242 - Debugger: Fix bugs when multiple threads hit the same breakpoint
243 - Fix several namespace bugs
244 - Several PHP compatibility fixes for ArrayObject and ArrayIterator
245 - Fix list assignment with collection literals
246 - support "tuple(...)" in initializer expressions
247 - HHVM should compile with libmemcached 1.0.9+
248 - Support "(new Vector {..})->method()" style syntax
249 - use trigger_error in PHP for Redis user errors
250 - multiple simplexml fixes
251 - fixed serialize/unserialize for SplObjectStorage
252 - Implement ReflectionParameter::IsCallable()
254 "Achiote" 19-Aug-2013
255 - Async stack traces in the debugger via the "wa" command
256 - Fix late static binding in static closures
257 - Fix breakpoints on generators
258 - Add SplObserver and SplSubject interfaces
259 - Update Iterable interface and add toArray() method
260 - Allow __get for undefined properties
261 - Implement get_included_files()
262 - Limit use of huge pages
264 "Churrasco" 05-Aug-2013
265 - Implement stream_is_local
266 - Implement read support for .phar
267 - Implement assert with string arguments
268 - Implement RecursiveArrayIterator
269 - Implement php_strip_whitespace()
270 - Support for timeouts in cli mode
271 - Closure allocation optimizations (~2x faster to allocate a closure)
272 - Implement Redis session handler
273 - New memory profiler, hhprof, with pprof compatible output
274 - Update isset($string[$k]) and empty($string[$k) to PHP 5.5 semantics
275 - Fixed a few parser bugs
276 - Fixed a few bugs with token_get_all()
277 - Fix (string)$obj semantics when __toString() is not defined
280 - Optimize vector-shaped Arrays (arrays with keys in range 0..size-1)
281 - Enable HHBC by default in debug builds
282 - Implement SplObjectStorage::getInfo()
283 - Initial rough draft of xhpast2, a replacement for xhpast
284 - fix compilation on Ubuntu 13.04
285 - OSX changes, next round
286 - Modify PHP's ext/standard/math/tests/(pow|abs).phpt to be HHVM friendly
287 - add XHP comment syntax based on http://www.w3.org/TR/REC-xml/#sec-comments
289 "Wasabi Peas" 08-Jul-2013
290 - always_assert when we run out of TC space
291 - Initial changes to get HHVM compiling on OSX
292 - Consolidate ObjectData and Instance
293 - Prototype heap tracing framework & Heap profiler
294 - Better JIT code generation for Mod and Div
295 - Fixes to enable compilation with clang
296 - Support for yield k => v
297 - Make HHVM's command line parsing closer to PHP
298 - Implement Redis extension
299 - Implement LimitIterator from SPL
300 - add SessionHandler from PHP 5.4
301 - Numerous Debugger fixes and new developer docs for Debugger
302 - Ported many extension tests to PHP