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First version of GC counting objects for control

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Still needs to review generational mode.
This commit is contained in:
Roberto Ierusalimschy
2022-11-23 17:17:20 -03:00
parent 76953316d1
commit f356d5acdd
9 changed files with 162 additions and 156 deletions
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10
lstate.h
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@@ -249,9 +249,10 @@ typedef struct CallInfo {
typedef struct global_State {
lua_Alloc frealloc; /* function to reallocate memory */
void *ud; /* auxiliary data to 'frealloc' */
l_mem totalbytes; /* number of bytes currently allocated - GCdebt */
l_mem totalobjs; /* total number of objects allocated */
l_mem totalbytes; /* number of bytes currently allocated */
l_mem totalobjs; /* total number of objects allocated - GCdebt */
l_mem GCdebt; /* bytes allocated not yet compensated by the collector */
lu_mem marked; /* number of objects marked in a GC cycle */
lu_mem GCestimate; /* an estimate of the non-garbage memory in use */
lu_mem lastatomic; /* see function 'genstep' in file 'lgc.c' */
stringtable strt; /* hash table for strings */
@@ -386,8 +387,9 @@ union GCUnion {
#define obj2gco(v) check_exp((v)->tt >= LUA_TSTRING, &(cast_u(v)->gc))
/* actual number of total bytes allocated */
#define gettotalbytes(g) cast(lu_mem, (g)->totalbytes + (g)->GCdebt)
/* actual number of total objects allocated */
#define gettotalobjs(g) ((g)->totalobjs + (g)->GCdebt)
LUAI_FUNC void luaE_setdebt (global_State *g, l_mem debt);
LUAI_FUNC void luaE_freethread (lua_State *L, lua_State *L1);