Commit Graph

313 Commits

Author SHA1 Message Date
Roberto Ierusalimschy
d3bbb34c24 back to open hashing for the string table (but with a different
'hnext' field, to strings are still collected like all other
objects)
2013-09-05 16:31:49 -03:00
Roberto Ierusalimschy
aeff4f79fa local collection now calls finalizers 2013-09-03 12:37:10 -03:00
Roberto Ierusalimschy
1bf4faec64 new GC state to sweep 'localgc' list + small changes in sweep control 2013-08-30 16:14:26 -03:00
Roberto Ierusalimschy
af35c7f398 upvalues collected by reference count 2013-08-27 15:53:35 -03:00
Roberto Ierusalimschy
742b7377d3 Lua closures go to local, too 2013-08-26 09:41:10 -03:00
Roberto Ierusalimschy
50955e27f5 C functions and strings now go to the local list; first version
of the local collector
2013-08-23 10:34:54 -03:00
Roberto Ierusalimschy
33c49f7fa0 some details over new implementation of string table 2013-08-22 12:21:48 -03:00
Roberto Ierusalimschy
0df6635711 "fixed" objects kept in a separated list (instead of being kept in
'allgc' list with a bit marking them)
2013-08-21 17:09:51 -03:00
Roberto Ierusalimschy
ae800656c9 change in string table: string table is now independent of GC lists; all
strings live in 'normal' GC lists
2013-08-21 16:21:16 -03:00
Roberto Ierusalimschy
8f6b80aa1d GC bits SEPARATED and FINALIZEDBIT mixed in FINALIZEDBIT (with simpler
control)
2013-08-20 14:46:34 -03:00
Roberto Ierusalimschy
623e388bb4 double-linked list of all upvalues elliminated and changed to a
traversal of all non-marked threads
2013-08-07 09:18:11 -03:00
Roberto Ierusalimschy
677d90165f no more generational collection !!! 2013-08-05 13:58:28 -03:00
Roberto Ierusalimschy
f7ec36ab16 comment 2012-07-02 10:37:04 -03:00
Roberto Ierusalimschy
cc2a60ecb7 bugs in yields inside debug hooks 2012-06-08 12:14:04 -03:00
Roberto Ierusalimschy
086da10dac merge of fields 'lastmajormem' (used in gen. mode) and 'estimate'
(used in inc. mode)
2012-05-22 14:50:39 -03:00
Roberto Ierusalimschy
b36b4b521f try to avoid sweeping new objects created with new white (and
therefore not collectable in the current cycle)
2012-05-22 14:32:25 -03:00
Roberto Ierusalimschy
2a66b34f72 revamp of the GC pace control; more like 5.1: any X Kbytes allocated
makes the GC handle f(X) Kbytes of objects
2012-05-20 17:36:44 -03:00
Roberto Ierusalimschy
678c1255c9 random seed used in the hash of all strings to avoid intentional
collisions
2012-02-01 19:57:15 -02:00
Roberto Ierusalimschy
a4b96ce9a3 first implementation of long strings 2012-01-25 19:05:40 -02:00
Roberto Ierusalimschy
fd22ccd6d0 object tag keeps variant bits too -> no need for 'isC' field in
Closures + more strick typing for closure variants
2012-01-20 20:05:50 -02:00
Roberto Ierusalimschy
9caf5b4f79 lint (unused definition) 2011-09-30 09:46:06 -03:00
Roberto Ierusalimschy
3dc5475e23 'nCcalls' should be local to each thread, as each thread may have its
own C stack (with LuaThreads or something similar)
2011-08-23 14:24:34 -03:00
Roberto Ierusalimschy
3b44821334 stricter control (using tag variants) over closure kinds (Lua x C) 2011-06-02 16:31:40 -03:00
Roberto Ierusalimschy
551b076f1c change in the relationship between totalbytes and GCdebt - luaM_realloc_
is too critical to update two counters
2010-12-20 17:40:07 -02:00
Roberto Ierusalimschy
737f119187 better control for GC running or stopped 2010-12-20 16:17:46 -02:00
Roberto Ierusalimschy
9b7a12c46d finalizers (__gc) for tables 2010-11-26 12:32:31 -02:00
Roberto Ierusalimschy
fdd5f2f7a3 comment typos 2010-10-29 15:52:46 -02:00
Roberto Ierusalimschy
ffff9a49da 'nresults' in CallInfo now refers to number of results that the current
function returns (and not what it expects from a call)
2010-09-30 14:21:31 -03:00
Roberto Ierusalimschy
6828f6d427 new parameter 'majorinc' to control frequency of major collections
in generational mode
2010-09-03 11:14:01 -03:00
Roberto Ierusalimschy
aa73403ba4 no need of a KGC_FORCED collection kind; it has the same behavior of
a normal collection
2010-05-03 14:39:48 -03:00
Roberto Ierusalimschy
3eb1788bb4 new way to control GC speed (keeping a 'debt' counter) 2010-04-29 14:31:31 -03:00
Roberto Ierusalimschy
7dfa4cd655 first implementation of light C functions 2010-04-14 12:13:48 -03:00
Roberto Ierusalimschy
d20ff60615 new macro LUA_NUMTAGS 2010-04-12 13:07:29 -03:00
Roberto Ierusalimschy
055104f5b6 keep memory-error message in the global state, so that its use
does not depend on Lua internalizing strings to avoid a string
creation on memory errors
2010-04-08 14:16:46 -03:00
Roberto Ierusalimschy
6abde1b05a no need to keep "_ENV" name in global state (can be kept in lex state) 2010-04-05 13:35:37 -03:00
Roberto Ierusalimschy
a8d3aa14fd global table now is only kept in the registry 2010-03-29 14:43:14 -03:00
Roberto Ierusalimschy
064e406f67 no more fenvs! 2010-03-26 17:58:11 -03:00
Roberto Ierusalimschy
5c87f61e6b major collections in generational mode 2010-03-25 16:37:23 -03:00
Roberto Ierusalimschy
4433dbb5f5 userdata with finalizers are kept in a separated list ('udgc'), instead
of at the end of 'rootgc' (which was renamed to 'allgc', as it is not
"root" in the usual meaning for collectors)
2010-03-24 10:07:01 -03:00
Roberto Ierusalimschy
74123e9686 draft version of a generational mode for garbage collection. (Not well
tested; no major collections; ...)
2010-03-22 15:28:03 -03:00
Roberto Ierusalimschy
22ef84b6c8 '_ENV' name permanently stored in global state for easier access 2010-03-13 12:55:42 -03:00
Roberto Ierusalimschy
c8ff7de7f0 field 'oldtop' renamed to 'extra', as it can be used for other
purposes
2010-02-09 09:55:37 -02:00
Roberto Ierusalimschy
f84b575cfa no more pseudoindex LUA_GLOBALSINDEX; global table now accessible
through registry
2009-12-22 13:32:50 -02:00
Roberto Ierusalimschy
3a9ae612a4 macro 'ngcotouv' is the same as 'gco2uv', so it was removed 2009-12-11 11:39:34 -02:00
Roberto Ierusalimschy
3c4d970a7b comment typos 2009-11-26 09:39:20 -02:00
Roberto Ierusalimschy
b0f2b288a6 new scheme for debug info about tail calls: no more 'fake' stack entries,
but stack entry knows whether it was tail called
2009-11-25 13:27:51 -02:00
Roberto Ierusalimschy
ce444bff33 (huge) simplification of GC management 2009-11-18 11:13:47 -02:00
Roberto Ierusalimschy
5bc91c6405 no more one environment per thread: all threads share a single global
environment
2009-10-23 17:12:19 -02:00
Roberto Ierusalimschy
f76f4cb79d new way to control stack overflow, controling only total size of the stack 2009-07-15 14:26:14 -03:00
Roberto Ierusalimschy
1d6ebce296 new function 'lua_version' (so that 'checkversion' can be implemented
in the auxiliary library)
2009-06-18 15:59:18 -03:00
Roberto Ierusalimschy
9423e22aa3 no more L->base + ci->base only for Lua functions (C functions may use
'func')
2009-06-01 16:09:26 -03:00
Roberto Ierusalimschy
d3037d97ec several small improvements based on 'ci' being fixed now (including
erasing savedpc from lua_State)
2009-04-17 19:00:01 -03:00
Roberto Ierusalimschy
4f88418170 'CallInfo' stack implemented as double-linked list instead of an array 2009-04-17 11:28:06 -03:00
Roberto Ierusalimschy
70a63fa5ad first implementation of yieldable 'pcall' 2009-04-08 15:04:33 -03:00
Roberto Ierusalimschy
6d0ae11c57 'context' added to suspendable calls 2009-03-23 11:26:12 -03:00
Roberto Ierusalimschy
ba484b9eb1 yielding across lua_call (first version) 2009-03-10 14:14:37 -03:00
Roberto Ierusalimschy
1817dfc301 initial separation, in CallInfo, of what is relevant only to Lua
functions or only to C functions
2009-03-04 10:32:29 -03:00
Roberto Ierusalimschy
d2ebdc045b new macro 'lua_checkversion' to check whether core and application are
compatible
2009-02-18 14:20:56 -03:00
Roberto Ierusalimschy
f94cd2201c better control of call status through CallInfo 2008-08-26 10:27:42 -03:00
Roberto Ierusalimschy
394646891c new field 'status' in CallInfo structure 2008-08-13 14:01:33 -03:00
Roberto Ierusalimschy
0c8f5fc2fd simplification in the handling of finalizers: no more 'tmudata' list +
no more GCSsweeptmu collector's state
2008-06-26 16:42:45 -03:00
Roberto Ierusalimschy
8fd28611d5 outdated comment 2008-06-23 13:51:08 -03:00
Roberto Ierusalimschy
e2b366c760 userdata with finalizers are kept in a separated list 2008-02-19 15:55:09 -03:00
Roberto Ierusalimschy
a73930228a more options for 'kinds' of Garbage Collection 2008-02-11 13:45:30 -02:00
Roberto Ierusalimschy
5e8dd55574 first implementation of ephemerons 2007-10-31 13:41:19 -02:00
Roberto Ierusalimschy
0e961ad47a some changes toward ephemerons 2007-10-29 14:51:20 -02:00
Roberto Ierusalimschy
593bfc9668 should not manipulate NULL pointers (even without accessing them) 2007-02-07 15:48:52 -02:00
Roberto Ierusalimschy
d1ef7e0ec6 avoid local "pc" in interpreter loop (tricky optimization with no real gain) 2006-09-19 10:57:50 -03:00
Roberto Ierusalimschy
93bf618504 BUG: there is only one C stack, so nCcalls must be global 2006-08-15 16:59:20 -03:00
Roberto Ierusalimschy
3ca9af51a4 emergency garbage collector (core forces a GC when allocation fails) 2006-07-11 12:53:29 -03:00
Roberto Ierusalimschy
ea2cc2bc47 small improvements for allignments 2006-02-06 16:27:59 -02:00
Roberto Ierusalimschy
e84b11a494 avoid names starting with '_' 2005-07-09 10:22:34 -03:00
Roberto Ierusalimschy
eca9fa02d2 small improvement 2005-06-03 17:16:16 -03:00
Roberto Ierusalimschy
6cf85dcc90 metatables for all types 2005-05-05 12:34:03 -03:00
Roberto Ierusalimschy
8718fda9b2 added LUAI_FUNC to functions not in the API 2005-04-25 16:24:10 -03:00
Roberto Ierusalimschy
7b6c3b463e small optimizations 2005-04-05 10:41:29 -03:00
Roberto Ierusalimschy
390256edf7 better name for GC pause 2005-03-22 13:04:29 -03:00
Roberto Ierusalimschy
fb0f95a2b7 call limit may be larger than shorts 2005-03-18 15:55:09 -03:00
Roberto Ierusalimschy
d55bb795fa details 2005-02-23 14:30:22 -03:00
Roberto Ierusalimschy
7d45a5f48f C functions and userdata also have environments 2005-02-18 10:40:02 -02:00
Roberto Ierusalimschy
678d2fb2ac all collected userdata must go to the end of the list of finalizers 2005-02-11 18:03:35 -02:00
Roberto Ierusalimschy
334ba8132b cleaner way to remark open upvalues 2005-01-18 15:18:09 -02:00
Roberto Ierusalimschy
5be517602e no more generational collector (and no more `noinc' mode) 2005-01-14 12:19:42 -02:00
Roberto Ierusalimschy
e2498e079e change in hash algorithm so that it does not need empty slot
(tables can be 100% full)
2005-01-05 16:20:51 -02:00
Roberto Ierusalimschy
c6254dceff a different option for the GC 2004-12-13 10:15:11 -02:00
Roberto Ierusalimschy
39a8082f50 more options for controling the GC 2004-12-06 15:53:42 -02:00
Roberto Ierusalimschy
2419f2bf02 cleaner API for coroutines 2004-09-15 17:39:42 -03:00
Roberto Ierusalimschy
0b06241483 better control for GC cycles 2004-08-30 10:44:44 -03:00
Roberto Ierusalimschy
32d4f304db first implementation of generational GC 2004-08-24 17:12:06 -03:00
Roberto Ierusalimschy
e8d4fe7236 new macro lua_threadyield' + lock stuff in luaconf.h' + details 2004-06-02 16:07:55 -03:00
Roberto Ierusalimschy
616438fe9a new way to use vararg' parameters (with ...') 2004-05-31 15:51:50 -03:00
Roberto Ierusalimschy
0bda88e6cd small steps towards yields in iterators and tag methods 2004-05-14 16:25:09 -03:00
Roberto Ierusalimschy
26a9b249db details 2004-03-24 12:46:49 -03:00
Roberto Ierusalimschy
47fc57a252 TObject' renamed to TValue' + other name changes and better assertions
for incremental garbage collection
2003-12-10 10:13:36 -02:00
Roberto Ierusalimschy
fe595a45c2 `grayagain' list 2003-12-04 16:52:23 -02:00
Roberto Ierusalimschy
9db1942bac sweep of strings also incremental 2003-12-04 15:22:42 -02:00
Roberto Ierusalimschy
c6eac44a94 two different white flags (to distinguish dead elements from new ones) 2003-12-03 18:03:07 -02:00
Roberto Ierusalimschy
8878554b85 single list for all collectible objects, with udata separated at the
end of the list
2003-12-03 10:30:41 -02:00
Roberto Ierusalimschy
af850484a9 default metatable can be NULL 2003-12-01 16:22:56 -02:00
Roberto Ierusalimschy
1d10acb355 incremental GC phases 2003-12-01 14:33:30 -02:00
Roberto Ierusalimschy
366e4af3c9 towards incremental GC 2003-11-18 12:55:11 -02:00
Roberto Ierusalimschy
b97fb932ec Lua kernel does not use malloc/free functions. 2003-10-02 17:31:17 -03:00
Roberto Ierusalimschy
fa26d294ae new way to control `pc' of running functions 2003-07-16 17:49:02 -03:00
Roberto Ierusalimschy
572a69df78 Lua does not need all those different types... 2003-04-28 16:26:16 -03:00
Roberto Ierusalimschy
92f6e0c1bf no-nonsense debug information about tail calls 2003-02-27 08:52:30 -03:00
Roberto Ierusalimschy
5f698f8b6f simpler interface to hooks + use of `int' to count hooks 2002-11-25 15:47:13 -02:00
Roberto Ierusalimschy
dbc5451bea comments 2002-11-22 16:01:46 -02:00
Roberto Ierusalimschy
2d2d45976c separated control over C recursion level 2002-11-22 15:16:52 -02:00
Roberto Ierusalimschy
be00cd2a6b easier way to keep `base' correct 2002-11-21 13:46:44 -02:00
Roberto Ierusalimschy
ddc144e4d2 keep L->ci->base in L->base for faster access 2002-11-21 13:16:04 -02:00
Roberto Ierusalimschy
c4ae00a3d1 details 2002-11-18 13:23:43 -02:00
Roberto Ierusalimschy
43013b39cc new representation for hooks (to allow asynchronous calls to sethook) 2002-11-18 09:01:55 -02:00
Roberto Ierusalimschy
2f91f95d94 better control over GCObjects 2002-11-13 09:32:26 -02:00
Roberto Ierusalimschy
118347d8c3 new API for coroutines 2002-11-06 17:08:00 -02:00
Roberto Ierusalimschy
96e15b8501 threads now are real Lua objects, subject to garbage collection 2002-10-25 17:05:28 -03:00
Roberto Ierusalimschy
81bc5711a8 only one instance of registry and default metatable per global state 2002-10-22 14:58:14 -03:00
Roberto Ierusalimschy
b3d0682fb9 use of different buffers for scanner and concatenation 2002-10-08 15:46:08 -03:00
Roberto Ierusalimschy
565e6d74e1 state's buffer is used only for chars 2002-09-19 10:03:53 -03:00
Roberto Ierusalimschy
fdafd4f4a8 new structure for collectable objects, sharing a common header 2002-08-30 16:09:21 -03:00
Roberto Ierusalimschy
8e4ac679ff use a linear count for count hook 2002-08-12 14:23:12 -03:00
Roberto Ierusalimschy
5016f43aa4 (much) cleaner way to control function states 2002-08-07 16:22:39 -03:00
Roberto Ierusalimschy
2e38c6ae5a luadebug.h' content now is included in lua.h' 2002-08-06 15:01:50 -03:00
Roberto Ierusalimschy
a2fa48a570 new (old?) error handling scheme 2002-08-06 12:32:22 -03:00
Roberto Ierusalimschy
4e23699aa6 new implementation for error handling 2002-08-05 14:36:24 -03:00
Roberto Ierusalimschy
e5146fb01f CallInfo has different fields for C functions and Lua functions 2002-07-16 11:26:56 -03:00
Roberto Ierusalimschy
44752fc9ce hook count is quadratic 2002-07-08 17:22:08 -03:00
Roberto Ierusalimschy
39b2d58c39 new interface for debug hooks 2002-07-08 15:21:33 -03:00
Roberto Ierusalimschy
b30ec2532c details 2002-07-02 13:43:28 -03:00
Roberto Ierusalimschy
01f1ac36b1 `global' tables (registry, etc.) stored in proper place, not in the stack 2002-05-08 14:34:23 -03:00
Roberto Ierusalimschy
383e8b9e77 use of a common `dummynode' for all empty tables 2002-04-23 12:04:39 -03:00
Roberto Ierusalimschy
c11d374c59 `panic' function configurable via API 2002-04-16 14:08:28 -03:00
Roberto Ierusalimschy
6c7334a9ac line trace uses savedpc' to save last pc' seen 2002-04-10 09:11:07 -03:00
Roberto Ierusalimschy
81215cd59f simpler way to control stack overflow 2002-03-26 17:46:10 -03:00
Roberto Ierusalimschy
801aaf37b1 simpler implementation for line information 2002-03-25 14:47:14 -03:00
Roberto Ierusalimschy
71c716e5a8 avoid C identifiers beginning with '_' 2002-03-11 09:45:00 -03:00
Roberto Ierusalimschy
6658b9588f details 2002-03-07 15:11:51 -03:00
Roberto Ierusalimschy
b0a5e156b8 no more maximum stack size 2002-02-14 19:47:29 -02:00
Roberto Ierusalimschy
e01f5e6809 better order of record fields for 64-bit machines 2002-02-08 20:42:41 -02:00
Roberto Ierusalimschy
6bb5cb1cbd comments 2002-02-05 20:37:26 -02:00
Roberto Ierusalimschy
d6fd33e76f eventtable' renamed to metatable' 2002-01-30 15:26:44 -02:00
Roberto Ierusalimschy
50e2952593 first version of dynamic stack 2002-01-25 20:14:54 -02:00
Roberto Ierusalimschy
448517e47e no more linehook field in CallInfo 2002-01-18 15:39:06 -02:00
Roberto Ierusalimschy
d56d4cf776 distinct functions to create/destroy states and threads 2002-01-11 18:26:52 -02:00
Roberto Ierusalimschy
f083812c02 first implementation of coroutines 2002-01-09 20:02:47 -02:00
Roberto Ierusalimschy
facfec0687 small optimizations 2002-01-03 15:42:57 -02:00
Roberto Ierusalimschy
e04f7ed450 first version of Lua "stackless" 2001-12-18 18:52:30 -02:00
Roberto Ierusalimschy
ed9be5e1f0 reentrant implementation of garbage collection 2001-12-11 14:52:57 -02:00
Roberto Ierusalimschy
592a309177 tag system replaced by event tables 2001-12-05 18:15:18 -02:00
Roberto Ierusalimschy
413fc7334b new implementation for lua upvalues (sugested by E.T.): simpler and solves
a bug for multi-stacks
2001-11-29 18:22:22 -02:00
Roberto Ierusalimschy
617008f552 field G renamed to _G to avoid problemas with bugged macro-systems
(there is a macro named G too)
2001-11-06 19:40:51 -02:00