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class.c (mt_get): fix a bug regarding inline method cache.

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This commit is contained in:
Yukihiro "Matz" Matsumoto
2022-10-08 20:48:08 +09:00
parent 16a224e25d
commit 4cefb2cccd
1 changed files with 11 additions and 7 deletions
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src/class.c
+11 -7
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@@ -43,8 +43,8 @@ typedef struct mt_tbl {
} mt_tbl;
#ifdef MRB_USE_INLINE_METHOD_CACHE
#define MT_CACHE_SIZE 256
static uint8_t mt_cache[MT_CACHE_SIZE];
#define MT_INLINE_CACHE_SIZE 256
static uint8_t mt_cache[MT_INLINE_CACHE_SIZE];
#endif
/* Creates the method table. */
@@ -150,12 +150,16 @@ mt_get(mrb_state *mrb, mt_tbl *t, mrb_sym sym, union mt_ptr *pp)
union mt_ptr *vals = t->ptr;
hash = kh_int_hash_func(mrb, sym);
#ifdef MRB_USE_INLINE_METHOD_CACHE
int cpos = (hash^(uintptr_t)t) % MT_CACHE_SIZE;
mrb_sym key;
int cpos = (hash^(uintptr_t)t) % MT_INLINE_CACHE_SIZE;
pos = mt_cache[cpos];
if (cpos < t->alloc && key = keys[pos] && MT_KEY_SYM(key) == sym) {
*pp = vals[pos];
return key;
if (pos < t->alloc) {
mrb_sym key = keys[pos];
if (key) {
if (MT_KEY_SYM(key) == sym) {
*pp = vals[pos];
return key;
}
}
}
#endif
start = pos = hash & (t->alloc-1);