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introduce gc_mark_gray_list(), and cleanup redaunt code with it

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This commit is contained in:
fleuria
2013-07-24 18:15:22 +08:00
parent be419485ba
commit 88eb0f54e9
1 changed files with 16 additions and 14 deletions
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src/gc.c
+16 -14
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@@ -774,6 +774,20 @@ gc_gray_mark(mrb_state *mrb, struct RBasic *obj)
return children;
}
static void
gc_mark_gray_list(mrb_state *mrb, struct RBasic **gray_list) {
struct RBasic *obj;
while (obj = *gray_list) {
if (is_gray(obj)) {
gc_mark_children(mrb, obj);
}
*gray_list = obj->gcnext;
}
}
static size_t
incremental_marking_phase(mrb_state *mrb, size_t limit)
{
@@ -790,21 +804,9 @@ static void
final_marking_phase(mrb_state *mrb)
{
mark_context_stack(mrb, mrb->root_c);
while (mrb->gray_list) {
if (is_gray(mrb->gray_list))
gc_mark_children(mrb, mrb->gray_list);
else
mrb->gray_list = mrb->gray_list->gcnext;
}
gc_mark_gray_list(mrb, &mrb->gray_list);
gc_mark_gray_list(mrb, &mrb->variable_gray_list);
gc_assert(mrb->gray_list == NULL);
mrb->gray_list = mrb->variable_gray_list;
mrb->variable_gray_list = NULL;
while (mrb->gray_list) {
if (is_gray(mrb->gray_list))
gc_mark_children(mrb, mrb->gray_list);
else
mrb->gray_list = mrb->gray_list->gcnext;
}
gc_assert(mrb->gray_list == NULL);
}