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Check MRB_GC_RED with mrb_gc_protect()

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When `gc_protect()` is called from `mrb_obj_alloc()`, unnecessary overhead is eliminated.
This commit is contained in:
dearblue
2022-07-30 22:31:58 +09:00
parent a0c02e0a64
commit 520df805a9
1 changed files with 3 additions and 2 deletions
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src/gc.c
+3 -2
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@@ -449,7 +449,6 @@ mrb_gc_destroy(mrb_state *mrb, mrb_gc *gc)
static void
gc_protect(mrb_state *mrb, mrb_gc *gc, struct RBasic *p)
{
if (is_red(p)) return;
#ifdef MRB_GC_FIXED_ARENA
if (gc->arena_idx >= MRB_GC_ARENA_SIZE) {
/* arena overflow error */
@@ -472,7 +471,9 @@ MRB_API void
mrb_gc_protect(mrb_state *mrb, mrb_value obj)
{
if (mrb_immediate_p(obj)) return;
gc_protect(mrb, &mrb->gc, mrb_basic_ptr(obj));
struct RBasic *p = mrb_basic_ptr(obj);
if (is_red(p)) return;
gc_protect(mrb, &mrb->gc, p);
}
#define GC_ROOT_SYM MRB_SYM(_gc_root_)