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gc.c: inline heap page linkage

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This commit is contained in:
Yukihiro "Matz" Matsumoto
2023-06-27 15:48:33 +09:00
parent 38b9a25e83
commit f1d6af08cf
1 changed files with 9 additions and 24 deletions
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src/gc.c
+9 -24
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@@ -287,28 +287,6 @@ mrb_object_dead_p(mrb_state *mrb, struct RBasic *object)
return is_dead(gc, object);
}
static void
link_heap_page(mrb_gc *gc, mrb_heap_page *page)
{
page->next = gc->heaps;
if (gc->heaps)
gc->heaps->prev = page;
gc->heaps = page;
}
static void
unlink_heap_page(mrb_gc *gc, mrb_heap_page *page)
{
if (page->prev)
page->prev->next = page->next;
if (page->next)
page->next->prev = page->prev;
if (gc->heaps == page)
gc->heaps = page->next;
page->prev = NULL;
page->next = NULL;
}
static void
add_heap(mrb_state *mrb, mrb_gc *gc)
{
@@ -323,7 +301,10 @@ add_heap(mrb_state *mrb, mrb_gc *gc)
}
page->freelist = prev;
link_heap_page(gc, page);
page->next = gc->heaps;
if (gc->heaps)
gc->heaps->prev = page;
gc->heaps = page;
}
#define DEFAULT_GC_INTERVAL_RATIO 200
@@ -1118,7 +1099,11 @@ incremental_sweep_phase(mrb_state *mrb, mrb_gc *gc, size_t limit)
if (dead_slot) {
mrb_heap_page *next = page->next;
unlink_heap_page(gc, page);
if (page->prev) page->prev->next = next;
if (next) next->prev = page->prev;
if (gc->heaps == page) gc->heaps = next;
page->prev = NULL;
page->next = NULL;
mrb_free(mrb, page);
page = next;
}