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
ea980fdeef
removed 'stringmark' trick
2012-05-14 14:52:56 -03:00
Roberto Ierusalimschy
31829ad177
test for whether collector is running moved from function to
...
macro 'luaC_condGC'.
2012-05-11 16:22:33 -03:00
Roberto Ierusalimschy
3cadc37f47
no more 'Proto' objects on the stack. Protos are anchored on outer
...
Protos or on a Closure, which must be created before the Proto.
2012-05-08 10:53:33 -03:00
Roberto Ierusalimschy
a4b96ce9a3
first implementation of long strings
2012-01-25 19:05:40 -02:00
Roberto Ierusalimschy
fb6eee2805
Lua never uses Ã'assert' (it is always 'lua_assert')
2012-01-23 20:59:02 -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
01747f2c24
error message: "tag method" -> "metamethod"
2011-12-02 11:18:41 -02:00
Roberto Ierusalimschy
217b65e6d9
avoid some warnings about converting 32-bit shifts into 64-bit results
2011-11-28 15:25:48 -02:00
Roberto Ierusalimschy
788a0ecd27
'luaC_separateudata' renamed to 'separatetobefnz' and called only
...
from 'lgc.c'
2011-10-03 14:54:25 -03:00
Roberto Ierusalimschy
bc90cf4b83
retraverse all gray lists together to avoid traversing some weak
...
tables twice (as they may change lists when traversed)
2011-10-03 13:22:05 -03:00
Roberto Ierusalimschy
87912786af
dead objects are not collectable.
2011-09-24 18:12:01 -03:00
Roberto Ierusalimschy
95ed6c1127
better(?) scheme for cleaning weak tables; all ressurected objects
...
are removed from weak values before finalization
2011-09-24 18:00:40 -03:00
Roberto Ierusalimschy
45c346645c
avoid clearing ephemeron tables that have nothing to be cleaned
...
(no white elements)
2011-09-19 14:03:38 -03:00
Roberto Ierusalimschy
74b0bb3a45
macro 'checkconsistency' moved to this file, as it is used only
...
here
2011-05-05 16:42:25 -03:00
Roberto Ierusalimschy
868ff40339
full collection does not restart collector + avoid changing GC
...
state if an error happens in a step
2010-12-29 16:00:23 -02:00
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
350cc4bcb6
'micro' bug: when closing state, old objects are finalized (breaking
...
assertion)
2010-12-03 09:48:25 -02:00
Roberto Ierusalimschy
9b7a12c46d
finalizers (__gc) for tables
2010-11-26 12:32:31 -02:00
Roberto Ierusalimschy
4590a89b32
corrected warnings from different compilers (mostly casts and small
...
details)
2010-10-25 17:01:37 -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
a71c5f6f53
typo in comments
2010-06-30 11:11:17 -03:00
Roberto Ierusalimschy
d9ea6eca7c
macro 'key2tal' replaced by 'gkey' (as both were equal)
2010-06-25 09:18:10 -03:00
Roberto Ierusalimschy
fabe4ec487
better barrier for prototypes
2010-06-07 13:55:34 -03:00
Roberto Ierusalimschy
575074fd85
Lua closures are cached for reuse
2010-06-04 10:25:10 -03:00
Roberto Ierusalimschy
e94fac8956
bug: generational collection was not running collector! (must write
...
a test for this...)
2010-06-02 15:36:58 -03:00
Roberto Ierusalimschy
3d45a8eb1c
really stop collection during finalizers
2010-05-17 17:39:31 -03:00
Roberto Ierusalimschy
4fd76b8148
avoid "strong" cast
2010-05-11 17:49:26 -03:00
Roberto Ierusalimschy
1c1a98e872
corrected some places where an old object could end up in front
...
of a new one + minimal documentation about this problem
2010-05-10 15:23:45 -03:00
Roberto Ierusalimschy
c006f085d9
new macro 'resetoldbit'
2010-05-10 13:46:49 -03:00
Roberto Ierusalimschy
de97177744
avoid 'else assert' (which may result in an empty else)
2010-05-07 15:43:24 -03:00
Roberto Ierusalimschy
0fac33da9e
bug: incremental sweep was not cleaning old bits (as it stopped in the
...
first old object) + bug: moving udata to 'udgc' list might put old
object in front a new one + some new macros + generational mode may
be in 'pause' state (it just skips 'markroot')
2010-05-07 15:19:36 -03:00
Roberto Ierusalimschy
25951e0ea5
some cleaning in 'sweeplist' (threads do not need to be traversed
...
if they are going to be collected + use of bit masks to unify
differences in generational and incremental modes)
2010-05-06 15:18:07 -03:00
Roberto Ierusalimschy
d2ea5b00b7
new function 'luaC_changemode' +
...
bug: objects entering the 'allgc' list must have their OLDBIT cleared
(upvalues being cleared) + bug: in 'checkSizes', KGC_EMERGENCY is
stored in 'gckind' field, not in 'gcstate' + current white changes when
entering sweep phase (so there are dead objects only in that phase)
2010-05-05 15:58:36 -03:00
Roberto Ierusalimschy
7444b5a1d5
better documentation of GC costs
2010-05-05 10:39:58 -03:00
Roberto Ierusalimschy
3e662cec89
full GC must run finalizers only after finishing everything else
...
(including a return to generational mode if needed)
2010-05-04 15:09:06 -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
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
4d871ee973
"gray lists" only need to be valid when 'keepinvariant' is true
2010-04-30 15:37:14 -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
aaa5d7adab
'luaC_linkupval' moved into 'lfunc.c' code + new way to control GC speed
2010-04-29 14:32:40 -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
d20ff60615
new macro LUA_NUMTAGS
2010-04-12 13:07:29 -03:00
Roberto Ierusalimschy
a09c8d7beb
cannot sweep main thread in sweepstring phase
2010-04-05 11:15:35 -03:00
Roberto Ierusalimschy
e54668b696
added proper code to trace garbage collection
2010-04-02 11:37:41 -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