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Reorganize flags values for classes; fix #3975

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Renamed flag macro names as well:
`MRB_FLAG_IS_FROZEN` -> `MRB_FL_OBJ_FROZEN`
`MRB_FLAG_IS_PREPENDED` -> `MRB_FL_CLASS_IS_PREPENDED`
`MRB_FLAG_IS_ORIGIN` -> `MRB_FL_CLASS_IS_ORIGIN`
`MRB_FLAG_IS_INHERITED` -> `MRB_FL_CLASS_IS_INHERITED`
This commit is contained in:
Yukihiro "Matz" Matsumoto
2018-07-31 16:48:50 +09:00
parent 180f39bf4c
commit 8558627b9b
5 changed files with 36 additions and 31 deletions
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include/mruby/class.h
+13 -7
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@@ -53,19 +53,25 @@ mrb_class(mrb_state *mrb, mrb_value v)
}
}
/* TODO: figure out where to put user flags */
/* flags bits >= 18 is reserved */
#define MRB_FLAG_IS_PREPENDED (1 << 19)
#define MRB_FLAG_IS_ORIGIN (1 << 20)
/* flags:
20: frozen
19: is_prepended
18: is_origin
17: is_inherited (used by method cache)
16: unused
0-15: instance type
*/
#define MRB_FL_CLASS_IS_PREPENDED (1 << 19)
#define MRB_FL_CLASS_IS_ORIGIN (1 << 18)
#define MRB_CLASS_ORIGIN(c) do {\
if (c->flags & MRB_FLAG_IS_PREPENDED) {\
if (c->flags & MRB_FL_CLASS_IS_PREPENDED) {\
c = c->super;\
while (!(c->flags & MRB_FLAG_IS_ORIGIN)) {\
while (!(c->flags & MRB_FL_CLASS_IS_ORIGIN)) {\
c = c->super;\
}\
}\
} while (0)
#define MRB_FLAG_IS_INHERITED (1 << 21)
#define MRB_FL_CLASS_IS_INHERITED (1 << 17)
#define MRB_INSTANCE_TT_MASK (0xFF)
#define MRB_SET_INSTANCE_TT(c, tt) c->flags = ((c->flags & ~MRB_INSTANCE_TT_MASK) | (char)tt)
#define MRB_INSTANCE_TT(c) (enum mrb_vtype)(c->flags & MRB_INSTANCE_TT_MASK)