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314 Commits

Author SHA1 Message Date
Roberto Ierusalimschy 41964648ee long strings are created directly in final position when possible 
(instead of using an auxiliar buffer to first create the string
and then allocate the final string and copy result there)
 2015-09-08 12:41:05 -03:00
Roberto Ierusalimschy 2b61360d82 avoid overflows (detected with 'clang -ftrapv') 2015-07-13 10:30:03 -03:00
Roberto Ierusalimschy a80cada914 new cache for interning strings 2015-03-04 10:31:21 -03:00
Roberto Ierusalimschy e75c0148c3 comments (references to "ANSI C" changed to "ISO C", which is the 
international name
 2014-11-02 17:33:33 -02:00
Roberto Ierusalimschy 28fdbcf393 added include for 'lprefix.h', for stuff that must be added before 
any other header file
 2014-11-02 17:19:04 -02:00
Roberto Ierusalimschy 57d8424146 extra space for new threads is initialized with a copy of the main 
thread, not of the creator thread.
 2014-07-24 13:17:56 -03:00
Roberto Ierusalimschy baa0e23456 better support for extra user space associated with a Lua state 2014-07-24 11:00:16 -03:00
Roberto Ierusalimschy ca41b43f53 type 'TString' refers directly to the structure inside the union 
(union used only for size purposes)
 2014-07-18 10:36:14 -03:00
Roberto Ierusalimschy 56137d58ff added check for conversion 'obj2gco' (and corrections for small 
problems detected by this check)
 2014-07-18 09:17:54 -03:00
Roberto Ierusalimschy 3f78de256e no need to keep threads in a different GC list, now that there is the 
'twups' list
 2014-02-18 10:46:26 -03:00
Roberto Ierusalimschy d764cc5522 new list 'twups' to allow traversal of upvalues from dead threads 
(+ fixed some problems with cycles involving those upvalues)
 2014-02-18 10:39:37 -03:00
Roberto Ierusalimschy de3b1c9b53 better control for number of finalizers called at each GC cycle 
(increases progressively)
 2014-02-13 12:46:38 -02:00
Roberto Ierusalimschy 733c58595b no more local collection 2014-02-13 10:11:34 -02:00
Roberto Ierusalimschy ba3586cc90 keep a single list of objects to be finalized (with local and non-local 
objects), to ensure finalization order
 2014-02-11 10:18:12 -02:00
Roberto Ierusalimschy de7cf8e63a bug: should call 'luai_userstateclose' only when 'luai_userstateopen' 
has been called before
 2013-11-08 15:34:22 -02:00
Roberto Ierusalimschy 4c6dfc342b CallInfo lists shrinks together with their associated stacks 2013-09-17 12:40:06 -03:00
Roberto Ierusalimschy 686e57cf9c GC local pause configurable 2013-09-13 13:21:52 -03:00
Roberto Ierusalimschy dd373a8f66 threads are kept in a separated GC list, linked after the main thread 2013-09-11 11:09:55 -03:00
Roberto Ierusalimschy 1150873447 'luaC_newobj' does not handle special cases; only special case 
now is threads, which do not use 'luaC_newobj' anymore.
 2013-09-11 09:26:14 -03:00
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 9a871dd3db tables and userdata all go to local list, too 2013-08-28 15:30:26 -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 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 439d74e29f added 'local' bit (true => object is only refered by local variables) 2013-08-16 15:55:49 -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 c6b6024a9d cast in 'luai_makeseed' now casts to needed type 2012-10-02 14:40:53 -03:00
Roberto Ierusalimschy b77a90681e typos in comments 2012-05-30 09:33:44 -03:00
Roberto Ierusalimschy 054c20cd5b spaces -> tabs in #defines 2012-05-23 12:37:09 -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 f6a12948ca useless parameter in macro 'luai_makeseed' 2012-05-11 11:06:07 -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 6d86b937e4 'luaC_separateudata' called from 'luaC_freeallobjects' + removed 
extra 'luaF_close' (already being called by 'close_state')
 2011-10-03 14:54:25 -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 92afcf2823 no more 'luaH_setstr (used only once) + 'luaH_setint' receives value 
to be set.
 2011-08-09 17:58:29 -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 6828f6d427 new parameter 'majorinc' to control frequency of major collections 
in generational mode
 2010-09-03 11:14:01 -03:00
Roberto Ierusalimschy dc2b8a0073 detail 2010-04-30 15:36:22 -03:00
Roberto Ierusalimschy 0062db1e06 default PAUSE should be 200 (differences may be corrected in 
internal multiplers)
+ check for unbilt stack equal the one used by lgc.c
 2010-04-30 11:22:23 -03:00
Roberto Ierusalimschy 3410dcd375 new way to control GC speed 2010-04-29 14:35:10 -03:00
Roberto Ierusalimschy 4db6f20770 ensure that 'luai_userstatethread' is always called (even if 
'stack_init' throws a memory error)
 2010-04-19 14:40:13 -03:00
Roberto Ierusalimschy 99a39f6f4a tells the allocation function that the first block is a thread 2010-04-19 13:34:46 -03:00
Roberto Ierusalimschy afdb19ac82 no more 'ccall' nor 'cpcall' functions. (With light C functions they 
are obsolete.)
 2010-04-14 12:14:21 -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 3aa9598177 'mainthread' is not inserted in the 'allgc' list anymore, but swept 
separately.
 2010-03-25 10:06:36 -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 9c196bebad detail (wrong comment about LUAI_GCPAUSE) 2010-03-22 14:45:55 -03:00
Roberto Ierusalimschy caf74dd731 'cpcall' renamed to 'ccall' as it does not do a protected call 2010-03-19 18:04:17 -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 f84b575cfa no more pseudoindex LUA_GLOBALSINDEX; global table now accessible 
through registry
 2009-12-22 13:32:50 -02:00
Roberto Ierusalimschy de6fc75d63 several configuration options that do not change often moved out of 
luaconf.h and into more internal files
 2009-12-17 10:26:09 -02:00
Roberto Ierusalimschy 2af0d3b459 allocator function receives the tag of object being allocated in 'osize' 
when 'ptr' is NULL.
 2009-12-16 14:42:58 -02:00
Roberto Ierusalimschy 15b823ce4f cleaner way to add extra space in a lua state. 2009-12-14 13:27:30 -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 a5382b763c new function lua_copy 2009-10-05 13:44:33 -03:00
Roberto Ierusalimschy ba21aa8b2b 'cpcall' must ensure correct environment for called function 2009-09-30 17:49:47 -03:00
Roberto Ierusalimschy bed2cb725a initialize g->estimate (just in case) 2009-09-28 10:50:19 -03:00
Roberto Ierusalimschy a650378822 'cpcall' reimplemented as a predefined value in the registry 2009-09-21 09:09:52 -03:00
Roberto Ierusalimschy 67cae2854c 'lua_mainthread' replaced by new preregistered value LUA_RIDX_MAINTHREAD 2009-09-17 15:04:21 -03:00
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 e091a254df new way to GC stacks: the entire stack must be correct all the times; 
the 'dead' part of a stack (after the top) must have only nil's, so
that 'top' may go up without cleaning the stack.
 2009-04-28 16:04:36 -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 c6b442bd36 'luaM_freearray' does not need array type as argument 2009-04-17 11:40:13 -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 ba484b9eb1 yielding across lua_call (first version) 2009-03-10 14:14:37 -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 d07abcc6c7 finalizers always called protected 2009-02-17 16:47:58 -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 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 afa0d0ac0d new constant LUA_OK 2006-10-10 14:40:17 -03:00
Roberto Ierusalimschy a7c9e45c64 avoid trailing white spaces 2006-09-11 11:07:24 -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 c408158047 only destroy state after running all finalizers 2006-05-24 11:15:50 -03:00
Roberto Ierusalimschy d31c04c049 missing macros 'luai_userstate*' 2005-10-06 17:46:25 -03:00
Roberto Ierusalimschy 361a9adba7 smaller initial tables (for programs that create many states) 2005-09-20 14:55:53 -03:00
Roberto Ierusalimschy 39cdbce23e no more '-w' option + new way to check module existence 2005-08-25 12:39:16 -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