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first implementation of generational GC

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Roberto Ierusalimschy
2004-08-24 17:12:06 -03:00
parent 4b12eff801
commit 32d4f304db
7 changed files with 162 additions and 159 deletions
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17
lgc.h
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@@ -1,5 +1,5 @@
/*
** $Id: lgc.h,v 2.5 2004/03/15 21:04:33 roberto Exp roberto $
** $Id: lgc.h,v 2.6 2004/08/10 19:17:23 roberto Exp roberto $
** Garbage Collector
** See Copyright Notice in lua.h
*/
@@ -39,12 +39,13 @@
/*
** Layout for bit use in `marked' field:
** bit 0 - object is gray
** bit 1 - object is black
** bit 2 - For userdata: is finalized;
for tables: has weak keys
** bit 3 - for tables: has weak values
** bit 4 - object is fixed (should not be collected)
** bit 0 - object is white (type 0)
** bit 1 - object is white (type 1)
** bit 2 - object is black
** bit 3 - for userdata: has been finalized
** bit 3 - for tables: has weak keys
** bit 4 - for tables: has weak values
** bit 5 - object is fixed (should not be collected)
*/
#define WHITE0BIT 0
@@ -86,7 +87,7 @@
size_t luaC_separateudata (lua_State *L, int all);
void luaC_callGCTM (lua_State *L);
void luaC_sweepall (lua_State *L);
void luaC_freeall (lua_State *L);
void luaC_step (lua_State *L);
void luaC_fullgc (lua_State *L);
void luaC_link (lua_State *L, GCObject *o, lu_byte tt);