Commit Graph

326 Commits

Author SHA1 Message Date
Roberto Ierusalimschy
a76fa25199 'ceillog2' now is exported (other modules may need it) 2008-01-30 16:05:23 -02:00
Roberto Ierusalimschy
ae00b3a76f another way to normalize -0 that avoids problems with very small
numbers (adding 1 turns them all into 1)
2007-04-18 16:24:35 -03:00
Roberto Ierusalimschy
94d40f3980 luaO_log2 can be private to ltable.c 2007-04-10 09:18:17 -03:00
Roberto Ierusalimschy
a7c9e45c64 avoid trailing white spaces 2006-09-11 11:07:24 -03:00
Roberto Ierusalimschy
dfe2f1eeff macros luai_num* take a state L (when available) as argument, to allow
them to generate errors (and other facilities)
2006-08-07 16:14:30 -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
baffc37f5c detail 2006-01-18 09:49:12 -02:00
Roberto Ierusalimschy
f8b7a5581e avoid unnecessary exports 2006-01-10 11:13:06 -02:00
Roberto Ierusalimschy
ffb798e1e2 avoids type punning for table keys 2006-01-10 10:51:53 -02:00
Roberto Ierusalimschy
c505f341d6 small changes in casts 2005-12-22 14:19:56 -02:00
Roberto Ierusalimschy
db724e14e0 new macro luai_numisnan 2005-11-25 11:29:32 -02:00
Roberto Ierusalimschy
8e48ebb638 no more L in numer-operator macros (some functions that use those macros
have no access to L)
2005-10-24 15:37:52 -02:00
Roberto Ierusalimschy
0f30d00c87 warnings from Visual C 2005-07-11 11:01:37 -03:00
Roberto Ierusalimschy
90de38bf1f warnings in VS .Net 2005-05-31 11:25:18 -03:00
Roberto Ierusalimschy
f21e9c172f details 2005-05-20 12:53:42 -03:00
Roberto Ierusalimschy
67578ec51f several small details 2005-05-17 16:49:15 -03:00
Roberto Ierusalimschy
c2bb9abcec better quotes for strings in error messages 2005-05-16 18:19:00 -03:00
Roberto Ierusalimschy
d5fd44d747 corrected definition of lua_number2int for Windows 2005-05-03 16:30:17 -03:00
Roberto Ierusalimschy
409ee99900 detail 2005-04-01 10:51:37 -03:00
Roberto Ierusalimschy
9ffae705ee new "primitive" getn 2005-03-16 13:58:41 -03:00
Roberto Ierusalimschy
370d31a559 luac´ -> luai' (to avoid confusion with other luac stuff) 2005-03-09 13:28:07 -03:00
Roberto Ierusalimschy
f8df21bd20 `luaconf.h´ exports all its definitions always (so all of them
must have a lua/LUA prefix).
2005-03-08 17:10:05 -03:00
Roberto Ierusalimschy
b5b230d95c fewer #include's in luaconf.h 2005-03-08 15:09:16 -03:00
Roberto Ierusalimschy
8ddfe3df29 macros for all arithmetic operations over lua_Numbers 2005-01-10 16:17:39 -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
65726f3e2e cleaner interface to `ltable' 2005-01-04 13:55:12 -02:00
Roberto Ierusalimschy
531874f6ce better (correct?) way to handle `next' over removed keys 2004-12-04 16:10:22 -02:00
Roberto Ierusalimschy
c78940f21a static names do not need `luaX_' prefix 2004-12-03 18:50:25 -02:00
Roberto Ierusalimschy
0e002005b1 better names for `luaM_free...' macros 2004-11-24 17:20:21 -02:00
Roberto Ierusalimschy
1d99a7360b details 2004-11-24 17:16:03 -02:00
Roberto Ierusalimschy
087df82a61 detail 2004-11-24 16:55:42 -02:00
Roberto Ierusalimschy
bd38017ddf small optimization for table size in machines with double allignment 2004-10-06 15:34:16 -03:00
Roberto Ierusalimschy
66845f415f small optimizations 2004-09-27 15:54:45 -03:00
Roberto Ierusalimschy
1dd8c9b6b6 detail 2004-08-31 14:57:33 -03:00
Roberto Ierusalimschy
26ae992129 less conservative write barrier for tables 2004-08-10 16:17:23 -03:00
Roberto Ierusalimschy
b4cd38ba6c new scheme for configuration through `luaconf.h' 2004-04-30 17:13:38 -03:00
Roberto Ierusalimschy
4c5d7b2ddd small optimization for {f()} 2004-03-26 11:02:41 -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
df429f163a First version of incremental GC 2003-12-09 14:56:11 -02:00
Roberto Ierusalimschy
af850484a9 default metatable can be NULL 2003-12-01 16:22:56 -02:00
Roberto Ierusalimschy
8b97b072cd details 2003-11-27 16:05:14 -02:00
Roberto Ierusalimschy
b114142799 new auxiliary function `luaH_setstr' 2003-08-26 09:04:13 -03:00
Roberto Ierusalimschy
572a69df78 Lua does not need all those different types... 2003-04-28 16:26:16 -03:00
Roberto Ierusalimschy
943c82b376 avoid unnecessary call to log2 on too large indices 2003-04-28 10:31:46 -03:00
Roberto Ierusalimschy
0d88545b82 warnings from several compilers (mainly typecasts when lua_Number is float) 2003-04-03 10:35:34 -03:00
Roberto Ierusalimschy
b858161fbc new hash method for lua_Number (double) (due to a performance problem) 2003-03-24 11:18:42 -03:00
Roberto Ierusalimschy
5bb5a1831d details 2003-03-20 17:26:33 -03:00
Roberto Ierusalimschy
ab9e062928 name changes to avoid name collision between macros and variables 2003-03-18 09:50:04 -03:00
Roberto Ierusalimschy
67f9a2a98f details 2003-02-20 17:12:39 -03:00
Roberto Ierusalimschy
d6826dbc80 simpler way to count uses 2003-02-13 14:08:32 -02:00
Roberto Ierusalimschy
27c6b4d422 each .c file defines its own name 2002-12-04 15:38:31 -02:00
Roberto Ierusalimschy
24471525d7 details 2002-12-02 10:06:10 -02:00
Roberto Ierusalimschy
e47baca75a warnings from Visual C++ 2002-11-25 10:38:47 -02:00
Roberto Ierusalimschy
41fd639cab documentation for write barriers 2002-11-14 14:15:53 -02:00
Roberto Ierusalimschy
5c5d9b2703 back to `__mode' metafield to specify weakness 2002-11-14 10:01:35 -02:00
Roberto Ierusalimschy
2f91f95d94 better control over GCObjects 2002-11-13 09:32:26 -02:00
Roberto Ierusalimschy
dff9be4224 new macros to distinguish different types of object moves (for future GC
evolution).
2002-11-07 13:37:10 -02:00
Roberto Ierusalimschy
4964e7c8a0 details 2002-09-02 16:54:49 -03:00
Roberto Ierusalimschy
fdafd4f4a8 new structure for collectable objects, sharing a common header 2002-08-30 16:09:21 -03:00
Roberto Ierusalimschy
da19c436cc cleaning the stage for generational collection 2002-08-16 11:45:55 -03:00
Roberto Ierusalimschy
634344d61f new API for weak mode 2002-08-06 14:06:56 -03:00
Roberto Ierusalimschy
5037196f6f new macros `ttis*' 2002-08-05 11:50:39 -03:00
Roberto Ierusalimschy
79c8edb6c4 new names for light userdata operations 2002-07-17 13:25:13 -03:00
Roberto Ierusalimschy
84ad1eea81 use of NaN as key breaks some invariants 2002-07-02 14:54:23 -03:00
Roberto Ierusalimschy
68ee518e81 only tables need `lua_number2int' 2002-07-01 16:31:10 -03:00
Roberto Ierusalimschy
fdfd5b44ee TM_GETTABLE/TM_SETTABLE don't need fast access anymore 2002-06-24 17:18:38 -03:00
Roberto Ierusalimschy
864c96f36c new fallback for equality `__eq' 2002-06-13 10:39:55 -03:00
Roberto Ierusalimschy
46c471d7e9 new `__newindex' eventfield 2002-05-27 17:35:40 -03:00
Roberto Ierusalimschy
b7a0503c1d new format for error messages 2002-05-15 15:57:44 -03:00
Roberto Ierusalimschy
58bf77bc7f no more extra space when growing hash 2002-05-13 10:38:59 -03:00
Roberto Ierusalimschy
a4d06736d4 correct implementation for arrays of size 1 2002-05-08 14:34:00 -03:00
Roberto Ierusalimschy
383e8b9e77 use of a common `dummynode' for all empty tables 2002-04-23 12:04:39 -03:00
Roberto Ierusalimschy
f388ee4a82 new way to handle errors 2002-04-22 11:40:23 -03:00
Roberto Ierusalimschy
237969724f support for light' userdata + simpler support for boxed' udata 2002-04-05 15:54:31 -03:00
Roberto Ierusalimschy
0b00e7f1a2 new macro to convert double->int 2002-03-18 15:18:35 -03:00
Roberto Ierusalimschy
bee86e23be luaH_next' works like next' + better hash for pointers 2002-02-14 19:41:08 -02:00
Roberto Ierusalimschy
d5ceb369b1 boolean type must be 0 or 1 2002-02-07 15:26:10 -02:00
Roberto Ierusalimschy
d6fd33e76f eventtable' renamed to metatable' 2002-01-30 15:26:44 -02:00
Roberto Ierusalimschy
eb262bc617 2^15 does not fit in a 16-bit int 2002-01-25 19:51:33 -02:00
Roberto Ierusalimschy
566310fa04 small optimization 2002-01-16 20:02:46 -02:00
Roberto Ierusalimschy
b3bb0f132b new interface for weak modes 2002-01-09 19:50:35 -02:00
Roberto Ierusalimschy
f42cc90d2d some warnings 2001-12-21 15:31:35 -02:00
Roberto Ierusalimschy
22dd271cbb another bug in next (when n is a power of 2) 2001-12-19 16:11:00 -02:00
Roberto Ierusalimschy
9aff171f3b new type `boolean' 2001-12-11 20:48:44 -02:00
Roberto Ierusalimschy
9d801f43d4 details 2001-12-10 20:12:08 -02:00
Roberto Ierusalimschy
592a309177 tag system replaced by event tables 2001-12-05 18:15:18 -02:00
Roberto Ierusalimschy
fca0a12e23 avoid clashing names between macros and fields 2001-11-29 18:21:46 -02:00
Roberto Ierusalimschy
72659a0605 no more explicit support for wide-chars; too much troble... 2001-11-28 18:13:13 -02:00
Roberto Ierusalimschy
657f65211a bug: `next' did not work for numeric indices 2001-11-16 14:29:51 -02:00
Roberto Ierusalimschy
21aa7e55f2 optimization for array part of a Table 2001-10-25 17:14:14 -02:00
Roberto Ierusalimschy
4d0935ec0f better definition for `luaM_freelem' 2001-09-07 14:30:16 -03:00
Roberto Ierusalimschy
e1d072571e better syntax for type casts 2001-08-31 16:46:07 -03:00
Roberto Ierusalimschy
8c8ad5f3ff better locality of assignment of table values 2001-08-30 17:56:43 -03:00
Roberto Ierusalimschy
654b16e83a better performance for table operations (mainly for integer indices) 2001-07-05 17:31:14 -03:00
Roberto Ierusalimschy
37f3a1c045 too much optimization to "break" keys in tables; keep them as TObjects... 2001-06-26 10:20:45 -03:00
Roberto Ierusalimschy
8e586c13fc cleaner way to ensure alignment for strings and userdata 2001-06-15 17:36:57 -03:00
Roberto Ierusalimschy
d5b83ead90 new implementation for userdatas, without `keys' 2001-06-06 15:00:19 -03:00
Roberto Ierusalimschy
0e0e4a480e first implementation for weak tables 2001-04-11 11:42:41 -03:00
Roberto Ierusalimschy
dd3a63c205 new way to handle `profiles' 2001-03-26 11:31:49 -03:00
Roberto Ierusalimschy
39b7978329 first (big) step to support wide chars 2001-02-23 14:17:25 -03:00
Roberto Ierusalimschy
099442c41f better separation between basic types 2001-02-20 15:15:33 -03:00
Roberto Ierusalimschy
e506b864cd no need for tags in boxed values :-( 2001-02-01 15:40:48 -02:00
Roberto Ierusalimschy
44a53df688 better to avoid dirty tricks 2001-01-30 17:48:37 -02:00
Roberto Ierusalimschy
63a822c8e1 all boxed types start with their tags 2001-01-29 17:34:02 -02:00
Roberto Ierusalimschy
6b71a9cfe5 smaller tables for machines with 8-bit alignment 2001-01-29 15:17:26 -02:00
Roberto Ierusalimschy
caf01b5bfa better implementation for list "for" 2001-01-29 11:14:49 -02:00
Roberto Ierusalimschy
b82242d4c4 detail 2001-01-26 13:58:50 -02:00
Roberto Ierusalimschy
ac390020e9 optimizations based on all types but number and nil are pointers 2001-01-26 12:16:35 -02:00
Roberto Ierusalimschy
7959f3aebb easier way to erase 'dead' keys 2001-01-26 11:18:00 -02:00
Roberto Ierusalimschy
a53d9b66ca first implementation for type names 2001-01-25 14:45:36 -02:00
Roberto Ierusalimschy
71ae4801d6 macros LUA_ENTRY/LUA_EXIT to control exclusive access to Lua core 2001-01-24 13:45:33 -02:00
Roberto Ierusalimschy
4ac58853dc thead-specific state separated from "global" state 2001-01-19 11:20:30 -02:00
Roberto Ierusalimschy
f2c451d745 all accesses to TObjects done through macros 2001-01-18 13:59:09 -02:00
Roberto Ierusalimschy
dabb19fc17 specialized versions for luaH_set (numbers and strings) 2001-01-10 16:56:11 -02:00
Roberto Ierusalimschy
0183b8030c `free' gets size of the block: complete control over memory use 2000-12-28 10:55:41 -02:00
Roberto Ierusalimschy
0066bbbb0b details 2000-12-22 14:57:46 -02:00
Roberto Ierusalimschy
4894c27962 lua_Number defined in lua.h (1st version) 2000-12-04 16:33:40 -02:00
Roberto Ierusalimschy
96253ed8ce better support for 64-bit machines (avoid excessive use of longs) 2000-11-24 15:39:56 -02:00
Roberto Ierusalimschy
b892f0a877 new API function `createuserdata' 2000-10-26 10:47:05 -02:00
Roberto Ierusalimschy
001f2bdd0e new definition for types-tags 2000-10-05 09:14:08 -03:00
Roberto Ierusalimschy
dad808a73a new way to count `nblocks' for GC (try to count bytes). 2000-09-29 09:42:13 -03:00
Roberto Ierusalimschy
8060193702 `lauxlib' is now part of the libraries (not used by core Lua) 2000-09-11 17:29:27 -03:00
Roberto Ierusalimschy
100bfec39a new implementation for `next' 2000-08-31 11:08:27 -03:00
Roberto Ierusalimschy
e238efc536 default now is multi-state 2000-08-09 16:16:57 -03:00
Roberto Ierusalimschy
d9e61e8cea new algorithm for traversing in GC to avoid deep recursion calls 2000-08-07 17:21:34 -03:00
Roberto Ierusalimschy
435f587ed0 (much) better handling of memory alloction errors 2000-08-04 16:38:35 -03:00
Roberto Ierusalimschy
cfba572076 remove dummy argument in LUA_ASSERT 2000-06-30 11:35:17 -03:00
Roberto Ierusalimschy
5362426ffa error message 2000-06-28 14:03:56 -03:00
Roberto Ierusalimschy
1de5587184 `lua.h' is included before any other Lua header file 2000-06-12 10:52:05 -03:00
Roberto Ierusalimschy
8ca9534d04 access to `values' in TObject always through macros 2000-06-08 15:27:13 -03:00
Roberto Ierusalimschy
8bcf622876 new signature for `luaH_set' 2000-06-06 13:31:41 -03:00
Roberto Ierusalimschy
292c953018 new auxiliar function `luaH_setstr' 2000-06-05 17:15:33 -03:00
Roberto Ierusalimschy
c542aac0b9 collect dead indices in tables 2000-06-05 17:07:53 -03:00
Roberto Ierusalimschy
ef62b340e0 code cleaner for 16 bits. 2000-05-24 10:54:49 -03:00
Roberto Ierusalimschy
b803c0600e details 2000-05-11 15:57:19 -03:00
Roberto Ierusalimschy
11a7022067 global variables are stored in a Lua table 2000-05-08 16:32:53 -03:00
Roberto Ierusalimschy
534c3a64d3 small optimizations for table access 2000-04-25 13:55:09 -03:00
Roberto Ierusalimschy
36e1390631 details. 2000-03-31 13:28:45 -03:00
Roberto Ierusalimschy
a69356e9e0 no more special cases for closures with 0 upvalues (performance is the same,
memory use a little higher, code much simpler).
2000-03-29 17:19:20 -03:00
Roberto Ierusalimschy
b53dc0c485 TAG_ARRAY -> TAG_TABLE 2000-03-27 17:10:21 -03:00
Roberto Ierusalimschy
73aa465a8e some name changes 2000-03-10 15:37:44 -03:00
Roberto Ierusalimschy
3c9d999424 many details (most by lhf). 2000-03-03 11:58:26 -03:00
Roberto Ierusalimschy
74f1c3d025 small changes for "clean C" 2000-02-08 14:39:42 -02:00
Roberto Ierusalimschy
b1b0c219f5 new ttypes to distinguish between C closures and Lua closures. 1999-12-23 16:19:57 -02:00
Roberto Ierusalimschy
b3fe203c36 keep it simple 1999-12-07 10:05:34 -02:00
Roberto Ierusalimschy
d015f1fc02 table sizes don't need to be primes; power of 2 gives the same performance. 1999-11-26 16:59:20 -02:00
Roberto Ierusalimschy
29ede6aa13 first implementation of multiple states (reentrant code). 1999-11-22 11:12:07 -02:00
Roberto Ierusalimschy
d915cf4f9d ways to measure number of `blocks' for GC + details 1999-11-10 13:39:35 -02:00
Roberto Ierusalimschy
5a48255c9f invariant tests over tables performed externally, through a built-in
function (when DEBUG is ion).
1999-10-26 08:53:40 -02:00
Roberto Ierusalimschy
910836fb53 warnings from Visual C++ 1999-10-19 11:33:22 -02:00
Roberto Ierusalimschy
4e9f2d13d5 new implementation of hash tables. 1999-10-14 17:13:31 -02:00
Roberto Ierusalimschy
4343420d4d simplified version of `gc' tag method (only for userdata now). 1999-10-04 15:51:04 -02:00
Roberto Ierusalimschy
cf9a22396c "luaH_set" only needs to check size when key is new 1999-09-22 11:38:45 -03:00
Roberto Ierusalimschy
c787dccd9b "const" !!! 1999-08-16 17:52:00 -03:00
Roberto Ierusalimschy
cdd0fe9946 some C compilers cannot initialize a local struct 1999-05-21 16:41:49 -03:00
Roberto Ierusalimschy
f04c83e075 new function "lua_next" (+ new implementation for "next") 1999-02-23 11:57:28 -03:00
Roberto Ierusalimschy
fd7d0774e5 luaH_set does the set and protect its value; luaH_move can then be a
macro.
New algorithm for double hashing (does not use "%").
1999-01-25 15:41:19 -02:00
Roberto Ierusalimschy
1b45e967b4 table entries with ref=null always have val=null too. 1999-01-25 10:30:11 -02:00
Roberto Ierusalimschy
933bead92e small optimizations(?) 1999-01-22 16:47:23 -02:00
Roberto Ierusalimschy
b9c9ccfbb4 function "move" for tables is better implemented with some "inside
information".
1999-01-04 10:54:33 -02:00
Roberto Ierusalimschy
9a45543841 tables are better manipulated via "Hash *" instead of "TObject" or
"lua_Object".
1998-12-30 11:14:46 -02:00
Roberto Ierusalimschy
8e226e6a09 small bug: nuse may change when table is rehashed;
3/2 is a good fraction for hash limit (instead of 0.7, using floats)
1998-08-11 13:38:34 -03:00
Roberto Ierusalimschy
5378331f2d hash tables may shrink if use rate is too small. 1998-08-10 18:36:32 -03:00
Roberto Ierusalimschy
41d9ea948c auxiliar functions "luaH_setint" & "luaH_getint". 1998-07-12 13:15:19 -03:00
Roberto Ierusalimschy
6cdf0d8768 tables can become full of "emptys" slots, and keep growing without limits. 1998-01-28 14:50:33 -02:00
Roberto Ierusalimschy
5981161360 small optimizations (?) 1998-01-13 16:06:27 -02:00
Roberto Ierusalimschy
0e1058cfdd small optimizations in switch order 1998-01-09 12:44:55 -02:00
Roberto Ierusalimschy
45e533599f optimization: closures without upvalues don't need to be closures 1997-12-15 14:17:20 -02:00
Roberto Ierusalimschy
80b3d28f4a details (mainly error messages) 1997-12-09 11:50:08 -02:00
Roberto Ierusalimschy
accd7bc253 small modifications (format, small optimizations, etc) 1997-11-21 17:00:46 -02:00
Roberto Ierusalimschy
592a3f289b first implementation of centralized global state. 1997-11-19 15:29:23 -02:00
Roberto Ierusalimschy
e78cf96c97 first version of Cclosures. 1997-10-24 15:17:24 -02:00
Roberto Ierusalimschy
907368ead5 GC now considers an "estimate" of object size, instead of just the number
of objects.
1997-10-23 14:26:37 -02:00
Roberto Ierusalimschy
2c89651fc6 macro "val" should live together with macro "ref". 1997-10-18 14:29:15 -02:00
Roberto Ierusalimschy
eb617df2d8 better way to traverse GCnode lists. 1997-09-26 13:46:20 -03:00
Roberto Ierusalimschy
a404f6e0e6 Lua tables (hash) 1997-09-16 16:25:59 -03:00