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touched up gc code

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hyung-hwan
2020-03-25 17:05:48 +00:00
parent d448f8d8bc
commit 752b1332c9
3 changed files with 38 additions and 11 deletions
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37
hawk/lib/val.c
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@ -211,7 +211,7 @@ static void gc_dump_refs (hawk_rtx_t* rtx, hawk_gch_t* list)
hawk_logbfmt (hawk_rtx_gethawk(rtx), HAWK_LOG_STDERR, "[GC] GCH %p gc_refs %d\n", gch, (int)gch->gc_refs);
gch = gch->gc_next;
}
hawk_logbfmt (hawk_rtx_gethawk(rtx), HAWK_LOG_STDERR, "[GC] all_count => %d\n", (int)rtx->gc.c[0]);
hawk_logbfmt (hawk_rtx_gethawk(rtx), HAWK_LOG_STDERR, "[GC] all_count => %d\n", (int)rtx->gc.nv[0]);
}
static void gc_move_reachables (hawk_gch_t* list, hawk_gch_t* reachable_list)
@ -299,13 +299,13 @@ static void gc_free_unreachables (hawk_rtx_t* rtx, hawk_gch_t* list)
hawk_logbfmt (hawk_rtx_gethawk(rtx), HAWK_LOG_STDERR, "[GC] FREEING UNREACHABLE GCH %p gc_refs %zu v_refs %zu\n", gch, gch->gc_refs, hawk_gch_to_val(gch)->v_refs);
#endif
/* do what hawk_rtx_freeval() would do without HAWK_RTX_FREEVAL_GC_PRESERVE */
rtx->gc.c[0]--;
rtx->gc.nv[0]--;
gc_unchain_gch (gch);
hawk_rtx_freemem (rtx, gch);
}
}
static void gc_collect_garbage (hawk_rtx_t* rtx, int gen)
static void gc_collect_garbage_in_generation (hawk_rtx_t* rtx, int gen)
{
hawk_oow_t i, newgen;
hawk_gch_t reachable;
@ -338,6 +338,29 @@ static void gc_collect_garbage (hawk_rtx_t* rtx, int gen)
#endif
}
#if 0
static void gc_collect_garbage (hawk_rtx_t* rtx)
{
hawk_oow_t i;
i = HAWK_COUNTOF(rtx->gc.g);
while (i > 1)
{
--i;
if (rtx->gc.nc[i - 1] > rtx->gc.t[i])
{
gc_collect_garbage_in_generation(rtx, i);
rtx->gc.nc[i]++;
if (i > 0) rtx->gc.nc[i - 1] = 0;
return;
}
}
gc_collect_garbage_in_generation(rtx, 0);
rtx->gc.nc[0]++;
}
#endif
void hawk_rtx_gc (hawk_rtx_t* rtx)
{
#if 0
@ -365,8 +388,10 @@ void hawk_rtx_gc (hawk_rtx_t* rtx)
#if defined(DEBUG_GC)
hawk_logbfmt (hawk_rtx_gethawk(rtx), HAWK_LOG_STDERR, "[GC] **ended**\n");
#endif
#else
gc_collect_garbage (rtx, HAWK_COUNTOF(rtx->gc.g) - 1); /* full garbage collection */
gc_collect_garbage_in_generation (rtx, HAWK_COUNTOF(rtx->gc.g) - 1); /* full garbage collection */
#endif
}
@ -933,7 +958,7 @@ hawk_rtx_gc(rtx);
#if defined(HAWK_ENABLE_GC)
gc_chain_val (&rtx->gc.g[0], (hawk_val_t*)val);
rtx->gc.c[0]++;
rtx->gc.nv[0]++;
val->v_gc = 1;
#if defined(DEBUG_GC)
hawk_logbfmt (hawk_rtx_gethawk(rtx), HAWK_LOG_STDERR, "[GC] MADE GCH %p VAL %p\n", hawk_val_to_gch(val), val);
@ -1257,7 +1282,7 @@ void hawk_rtx_freeval (hawk_rtx_t* rtx, hawk_val_t* val, int flags)
hawk_map_fini (((hawk_val_map_t*)val)->map);
if (!(flags & HAWK_RTX_FREEVAL_GC_PRESERVE))
{
rtx->gc.c[0]--;
rtx->gc.nv[0]--;
gc_unchain_val (val);
hawk_rtx_freemem (rtx, hawk_val_to_gch(val));
}