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This commit is contained in:
Roberto Ierusalimschy 2015-10-20 16:00:19 -02:00
parent f7670781cf
commit caf8278710
1 changed files with 8 additions and 1 deletions
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9
lgc.h
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@ -1,5 +1,5 @@
/* /*
** $Id: lgc.h,v 2.87 2015/08/03 19:40:42 roberto Exp roberto $ ** $Id: lgc.h,v 2.88 2015/10/20 17:56:21 roberto Exp roberto $
** Garbage Collector ** Garbage Collector
** See Copyright Notice in lua.h ** See Copyright Notice in lua.h
*/ */
@ -101,9 +101,16 @@
#define luaC_white(g) cast(lu_byte, (g)->currentwhite & WHITEBITS) #define luaC_white(g) cast(lu_byte, (g)->currentwhite & WHITEBITS)
/*
** Does one step of collection when debt becomes positive. 'pre'/'pos'
** allows some adjustments to be done only when needed. macro
** 'condchangemem' is used only for heavy tests (forcing a full
** GC cycle on every opportunity)
*/
#define luaC_condGC(L,pre,pos) \ #define luaC_condGC(L,pre,pos) \
{if (G(L)->GCdebt > 0) { pre; luaC_step(L); pos;}; condchangemem(L);} {if (G(L)->GCdebt > 0) { pre; luaC_step(L); pos;}; condchangemem(L);}
/* more often than not, 'pre'/'pos' are empty */
#define luaC_checkGC(L) luaC_condGC(L,,) #define luaC_checkGC(L) luaC_condGC(L,,)