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Author SHA1 Message Date
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 0c27de2e7b no more 'finalize' phase in GC; finalizers are called along the 
entire cycle
 2010-05-03 14:33:39 -03:00
Roberto Ierusalimschy d25f7f9d78 items in 'tobefnz' are kept black (as before recent change) and changed 
to white only when needed (being moved to 'allgc' when not keeping
invariant).
 2010-05-03 08:55:40 -03:00
Roberto Ierusalimschy 85555646e3 invariant must be kept in atomic 'phase' too 2010-05-03 08:24:30 -03:00
Roberto Ierusalimschy 4d871ee973 "gray lists" only need to be valid when 'keepinvariant' is true 2010-04-30 15:37:14 -03:00
Roberto Ierusalimschy b9e1dec2cb added comment explaining a bit about the invariants of the collector 2010-04-30 15:36:45 -03:00
Roberto Ierusalimschy dc2b8a0073 detail 2010-04-30 15:36:22 -03:00
Roberto Ierusalimschy 9a9fe42deb wrong comment 2010-04-30 15:17:24 -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 23001d8607 nasty GC bug: upvalue must be turned white when not keeping invariant, 
but barrier was not being called when uv->v were already white.
 2010-04-29 18:43:36 -03:00
Roberto Ierusalimschy 5d79c6684b removed commented-out debugging code 2010-04-29 18:42:33 -03:00
Roberto Ierusalimschy 3410dcd375 new way to control GC speed 2010-04-29 14:35:10 -03:00
Roberto Ierusalimschy 5a7a0c72d8 'luaC_linkupval' embedded into call site 2010-04-29 14:34:35 -03:00
Roberto Ierusalimschy ee7478e884 improved 'lua_checkmemory', with better control over gray objects 2010-04-29 14:33:51 -03:00
Roberto Ierusalimschy aaa5d7adab 'luaC_linkupval' moved into 'lfunc.c' code + new way to control GC speed 2010-04-29 14:32:40 -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 00114a95b2 lots of new comments + small changes in loop controls + other small 
"janitor work"
 2010-04-26 14:58:00 -03:00
Roberto Ierusalimschy 4aaf0ef75c "to-be-finalized" objects marked and sweeped like all other objects 2010-04-20 17:15:30 -03:00
Roberto Ierusalimschy ed720d09f3 upvalue barriers for Lua functions must act on the upvalue itself, 
not on its closure
 2010-04-20 17:14:50 -03:00
Roberto Ierusalimschy 376e939ef6 missing parentheses around 'luaL_pushresultsize' declaration 2010-04-19 15:52:15 -03:00
Roberto Ierusalimschy 9d28e2b3e5 bug with io.read(op, "*n") 2010-04-19 15:04:58 -03:00
Roberto Ierusalimschy 49ca1f7083 allows thread switches (when/if there are thread switches) in the same 
places that finalizers can run (so they should be safe...)
 2010-04-19 14:58:46 -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 cca71912e6 'gcinfo' was deprecated in version 5.0. 2010-04-19 14:02:02 -03:00
Roberto Ierusalimschy 8003e9544d 'string.format' may get buffer as an argument when there are 
missing arguments and format string is too long
 2010-04-19 13:39:25 -03:00
Roberto Ierusalimschy 973d81efb3 complete control over number of each kind of object allocated 2010-04-19 13:38:25 -03:00
Roberto Ierusalimschy 26d4a73962 with light C functions, 'pairs' does not need to keep 'next' as an 
upvalue.
 2010-04-19 13:36:06 -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 1bb407e494 in lua_gc/step, 'luaC_step' changes GCthreshold, so there was little 
control over the real step size.
 2010-04-19 13:33:19 -03:00
Roberto Ierusalimschy 53f9499f7f "light C function" is a better name than "C-function pointer" 2010-04-18 10:22:48 -03:00
Roberto Ierusalimschy 575befc394 comparsion tag methods follow the same rule as other binary TMs 2010-04-18 10:15:11 -03:00
Roberto Ierusalimschy e7ffb1b501 macro LUA_USE_LONGJMP allows choosing longjmp when compiling Lua as 
C++ code
 2010-04-18 09:41:35 -03:00
Roberto Ierusalimschy c066ac10a9 better line numbers for function calls and unary/binary operators + 
null statement + no more "ambiguous syntax" restriction
 2010-04-17 09:46:32 -03:00
Roberto Ierusalimschy 1e6940f291 'gcstate' now also runs collector until given state + small changes 
in 'testC' to test 'lua_topointer' and 'lua_tocfunction'
 2010-04-16 14:42:49 -03:00
Roberto Ierusalimschy d8d81ba891 new escape sequence '\*' + several comments + moving options from 
switch default into cases (as now locale is fixed)
 2010-04-16 09:31:07 -03:00
Roberto Ierusalimschy cf22133b69 no need to avoid calling ctype functions as now they are implemented 
by us (no inefficiencies due to accessing locale information)
 2010-04-15 16:44:43 -03:00
Roberto Ierusalimschy b7be05ad27 invalid instructions "cannot" happen 2010-04-15 16:43:43 -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 7dfa4cd655 first implementation of light C functions 2010-04-14 12:13:48 -03:00
Roberto Ierusalimschy fc6203ee43 BUG: 'string.format' may get buffer when there are missing arguments 2010-04-12 13:13:02 -03:00
Roberto Ierusalimschy b2dd246b7a better control in 'totalmem' over choosing counters 2010-04-12 13:07:39 -03:00
Roberto Ierusalimschy d20ff60615 new macro LUA_NUMTAGS 2010-04-12 13:07:29 -03:00
Roberto Ierusalimschy d41b467320 check memory allows strings to live in the main GC list (it should 
work ok).
 2010-04-12 09:42:07 -03:00
Roberto Ierusalimschy 4541243355 patterns now accept '\0' as a regular character 2010-04-12 09:00:50 -03:00
Roberto Ierusalimschy 9100f7479a new implementation for Generic Buffer manipulation (using userdata as 
temporary buffer space)
 2010-04-09 13:14:46 -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 28aa733c15 macro 'eqstr' was being used to compare non-string entities 2010-04-08 14:06:33 -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 d394d5536a new macro 'eqstr' 2010-04-05 13:26:37 -03:00
Roberto Ierusalimschy a2f98314a3 'lua_pushstring' now uses 'luaS_new' 2010-04-05 11:21:38 -03:00
Roberto Ierusalimschy a09c8d7beb cannot sweep main thread in sweepstring phase 2010-04-05 11:15:35 -03:00
Roberto Ierusalimschy f80ff7a336 'luaS_new' changed from macro to function 2010-04-03 17:24:18 -03:00
Roberto Ierusalimschy a08fc34ee4 avoid using 'luaS_new' when can use 'luaS_newlstr' 2010-04-02 12:39:07 -03:00
Roberto Ierusalimschy d00d2eaf51 small changes in 'luaO_pushvfstring' 2010-04-02 12:30:27 -03:00
Roberto Ierusalimschy 11126422d9 option to return GC to normal (incremental, non generational) mode 2010-04-02 12:19:19 -03:00
Roberto Ierusalimschy e54668b696 added proper code to trace garbage collection 2010-04-02 11:37:41 -03:00
Roberto Ierusalimschy 9eb832de54 work related to hooks moved from 'luaV_execute' to 'traceexec' 2010-03-29 17:45:49 -03:00
Roberto Ierusalimschy 82a1f5d354 comments 2010-03-29 14:44:31 -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 64d39ed1b6 generational mode no longer sweep old objects 2010-03-24 12:51:10 -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 5cb128ea54 BUG: emergency collector might resize 'strt' (string table) when 
creating a new string
+ atomic and markroot steps has some cost
+ full collection must leave collector in proper state when mode
is generational
 2010-03-23 17:16:06 -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 9c196bebad detail (wrong comment about LUAI_GCPAUSE) 2010-03-22 14:45:55 -03:00
Roberto Ierusalimschy 28b2566c97 'lua_assert' not visible from libraries 2010-03-22 14:28:31 -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 62840c5fad 'ipairs' is deprecated 2010-03-19 12:52:48 -03:00
Roberto Ierusalimschy 5ca7cdd709 for compatibility only: 'module' changes the first upvalue of 
calling function to affect its environment
 2010-03-19 12:02:34 -03:00
Roberto Ierusalimschy 1514e49d43 avoid using function environments in C libraries (as it probably will 
be deprecated)
 2010-03-17 18:37:37 -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 63a2b62468 must include 'string.h' because a macro uses 'strlen' 2010-03-13 12:55:01 -03:00
Roberto Ierusalimschy 489253d753 better definitions for lua_[gs]etglobal + less uses of ENVIRONINDEX 2010-03-13 00:57:46 -03:00
Roberto Ierusalimschy 25c557ec63 first version of _ENV; no more global variables 2010-03-12 16:14:06 -03:00
Roberto Ierusalimschy f292760f12 small optimization in luaL_addlstring (avoid adding chars one by one) 
(suggested by Chuck Coffing)
 2010-03-12 15:59:32 -03:00
Roberto Ierusalimschy 1124cb1247 first step towards _ENV: all chunks have an puvalues _ENV with the 
global table
 2010-03-08 13:55:52 -03:00
Roberto Ierusalimschy c295147874 when finding a 'name' for a function, handle the case when the function 
is a for iterator
 2010-03-05 11:01:29 -03:00
Roberto Ierusalimschy e560ac4862 when searching for a variable name, look existing upvalues before 
goingg to upper levels
 2010-03-04 15:12:57 -03:00
Roberto Ierusalimschy 915a9a912c just in case, better to flush error messages 2010-03-03 15:53:02 -03:00
Roberto Ierusalimschy ae0a5e2142 new option '*L' for io.read + options for io.lines 2010-03-03 15:48:57 -03:00
Roberto Ierusalimschy 347f0c33d1 avoid 'continue' unless necessary 2010-02-27 18:16:24 -03:00
Roberto Ierusalimschy 622e448710 removed useless test (argv[i] cannot be NULL when i<argc) 2010-02-27 18:15:36 -03:00
Roberto Ierusalimschy 0fe2576a39 new instructions to optimize indexing on upvalues 2010-02-26 17:40:29 -03:00
Roberto Ierusalimschy d08d237a49 detail: in loadfile read function, no need to return NULL on EOF; 
size ==0 is enough to signal EOF.
 2010-02-18 17:37:57 -02:00
Roberto Ierusalimschy 64a7ec987c avoid using 'ungetc' in loadfile 2010-02-18 17:32:41 -02:00
Roberto Ierusalimschy 4274738e81 new macro 'luai_writestringerror' 2010-02-18 17:18:41 -02:00
Roberto Ierusalimschy 0d7d559dcc no need to flush either stderr or \n-terminated outputs 2010-02-11 15:12:27 -02:00
Roberto Ierusalimschy af512ad6da use of 'conventional' names for shift and rotate operations + 
right/left versions for them
 2010-02-11 13:55:29 -02:00
Roberto Ierusalimschy d27108ccd5 removed support for '#fist-line comment' on binary files (as binary 
files do not have lines...)
 2010-02-11 13:52:50 -02:00
Roberto Ierusalimschy a838b3b496 better usage messages, showing entire offending argument 2010-02-09 09:58:57 -02:00
Roberto Ierusalimschy 4c54cd3a10 when yielding, original 'func' value must be kept and restored so 
that 'poscall' puts results in the right slot.
 2010-02-09 09:56:29 -02:00
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 3bae8e047c typo (thanks to Gavin) 2010-02-05 17:09:09 -02:00
Roberto Ierusalimschy 4f5f2fe367 new function 'luaL_cpcall' 2010-01-21 14:49:21 -02:00
Roberto Ierusalimschy 01586d539e typo in comment 2010-01-21 14:31:24 -02:00
Roberto Ierusalimschy c8ab34ab7a better messages for invalid options 2010-01-21 14:31:06 -02:00
Roberto Ierusalimschy 36ab1ee10c __unm metamethod gets nil as its 2nd parameter 2010-01-15 14:23:58 -02:00
Roberto Ierusalimschy 193ce46970 table.pack was locking last result, avoiding its collection 2010-01-13 17:59:10 -02:00