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no more one environment per thread: all threads share a single global

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environment
This commit is contained in:
Roberto Ierusalimschy
2009-10-23 17:12:19 -02:00
parent f5073de0a7
commit 5bc91c6405
7 changed files with 27 additions and 47 deletions
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9
lgc.c
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@@ -1,5 +1,5 @@
/*
** $Id: lgc.c,v 2.56 2009/09/28 13:50:34 roberto Exp roberto $
** $Id: lgc.c,v 2.57 2009/09/28 16:32:50 roberto Exp roberto $
** Garbage Collector
** See Copyright Notice in lua.h
*/
@@ -221,9 +221,9 @@ static void markroot (lua_State *L) {
g->grayagain = NULL;
g->weak = g->ephemeron = g->allweak = NULL;
markobject(g, g->mainthread);
/* make global table be traversed before main stack */
markvalue(g, gt(g->mainthread));
markvalue(g, registry(L));
/* make global table and registry to be traversed before main stack */
markvalue(g, &g->l_gt);
markvalue(g, &g->l_registry);
markmt(g);
markbeingfnz(g); /* mark any finalizing object left from previous cycle */
g->gcstate = GCSpropagate;
@@ -383,7 +383,6 @@ static void traversestack (global_State *g, lua_State *L) {
StkId o;
if (L->stack == NULL)
return; /* stack not completely built yet */
markvalue(g, gt(L)); /* mark global table */
for (o = L->stack; o < L->top; o++)
markvalue(g, o);
if (g->gcstate == GCSatomic) { /* final traversal? */