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Commit e75c76ec authored by Yukihiro Matsumoto's avatar Yukihiro Matsumoto
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iv khash initial size to 8

parent c808f647
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Inline Side-by-side
Showing with 20 additions and 18 deletions
include/mruby/khash.h
View file @ e75c76ec
......@@ -39,7 +39,7 @@ static const uint8_t __m[8] = {0x01, 0x02, 0x04, 0x08, 0x10, 0x20, 0x40, 0x80};
name: ash name
khkey_t: key data type
khval_t: value data type
kh_is_map: (not implemented / not used in RiteVM )
kh_is_map: (not implemented / not used in RiteVM)
*/
#define KHASH_DECLARE(name, khkey_t, khval_t, kh_is_map) \
typedef struct kh_##name { \
......@@ -56,6 +56,7 @@ static const uint8_t __m[8] = {0x01, 0x02, 0x04, 0x08, 0x10, 0x20, 0x40, 0x80};
mrb_state *mrb; \
} kh_##name##_t; \
void kh_alloc_##name(kh_##name##_t *h); \
kh_##name##_t *kh_init_##name##_size(mrb_state *mrb, khint_t size); \
kh_##name##_t *kh_init_##name(mrb_state *mrb); \
void kh_destroy_##name(kh_##name##_t *h); \
void kh_clear_##name(kh_##name##_t *h); \
......@@ -70,7 +71,7 @@ static const uint8_t __m[8] = {0x01, 0x02, 0x04, 0x08, 0x10, 0x20, 0x40, 0x80};
name: ash name
khkey_t: key data type
khval_t: value data type
kh_is_map: (not implemented / not used in RiteVM )
kh_is_map: (not implemented / not used in RiteVM)
__hash_func: hash function
__hash_equal: hash comparation function
*/
......@@ -101,7 +102,7 @@ static const uint8_t __m[8] = {0x01, 0x02, 0x04, 0x08, 0x10, 0x20, 0x40, 0x80};
} \
void kh_destroy_##name(kh_##name##_t *h) \
{ \
if( h ){ \
if (h) { \
mrb_free(h->mrb, h->keys); \
mrb_free(h->mrb, h->vals); \
mrb_free(h->mrb, h->e_flags); \
......@@ -110,7 +111,7 @@ static const uint8_t __m[8] = {0x01, 0x02, 0x04, 0x08, 0x10, 0x20, 0x40, 0x80};
} \
void kh_clear_##name(kh_##name##_t *h) \
{ \
if( h && h->e_flags ){ \
if (h && h->e_flags) { \
memset(h->e_flags, 0xff, h->n_buckets/8*sizeof(uint8_t)); \
memset(h->d_flags, 0x00, h->n_buckets/8*sizeof(uint8_t)); \
h->size = h->n_occupied = 0; \
......@@ -119,9 +120,9 @@ static const uint8_t __m[8] = {0x01, 0x02, 0x04, 0x08, 0x10, 0x20, 0x40, 0x80};
khint_t kh_get_##name(kh_##name##_t *h, khkey_t key) \
{ \
khint_t k = __hash_func(h->mrb,key) & (h->mask); \
while( !__ac_isempty(h->e_flags, h->d_flags, k) ){ \
if( !__ac_isdel(h->e_flags, h->d_flags, k) ){ \
if( __hash_equal(h->mrb,h->keys[k], key) ) return k; \
while (!__ac_isempty(h->e_flags, h->d_flags, k)) { \
if (!__ac_isdel(h->e_flags, h->d_flags, k)) { \
if (__hash_equal(h->mrb,h->keys[k], key)) return k; \
} \
k = (k+h->inc) & (h->mask); \
} \
......@@ -129,12 +130,12 @@ static const uint8_t __m[8] = {0x01, 0x02, 0x04, 0x08, 0x10, 0x20, 0x40, 0x80};
} \
void kh_resize_##name(kh_##name##_t *h, khint_t new_n_buckets) \
{ \
if( new_n_buckets<MRB_INITIAL_HASH_SIZE ){ \
if (new_n_buckets<MRB_INITIAL_HASH_SIZE) { \
new_n_buckets = MRB_INITIAL_HASH_SIZE; \
} else { \
khint_t limit = new_n_buckets; \
new_n_buckets = MRB_INITIAL_HASH_SIZE; \
while( new_n_buckets < limit ) { \
while (new_n_buckets < limit) { \
new_n_buckets *= 2; \
} \
} \
......@@ -147,8 +148,8 @@ static const uint8_t __m[8] = {0x01, 0x02, 0x04, 0x08, 0x10, 0x20, 0x40, 0x80};
h->n_buckets = new_n_buckets; \
kh_alloc_##name(h); \
/* relocate */ \
for( i=0 ; i<old_n_buckets ; i++ ){ \
if( !__ac_isempty(old_e_flags, old_d_flags, i) ){ \
for (i=0 ; i<old_n_buckets ; i++) { \
if (!__ac_isempty(old_e_flags, old_d_flags, i)) { \
khint_t k = kh_put_##name(h, old_keys[i]); \
kh_value(h,k) = old_vals[i]; \
} \
......@@ -161,21 +162,21 @@ static const uint8_t __m[8] = {0x01, 0x02, 0x04, 0x08, 0x10, 0x20, 0x40, 0x80};
khint_t kh_put_##name(kh_##name##_t *h, khkey_t key) \
{ \
khint_t k; \
if( h->n_occupied >= h->upper_bound ){ \
if (h->n_occupied >= h->upper_bound) { \
kh_resize_##name(h, h->n_buckets*2); \
} \
k = __hash_func(h->mrb,key) & (h->mask); \
while( !__ac_iseither(h->e_flags, h->d_flags, k) ){ \
if( __hash_equal(h->mrb,h->keys[k], key) ) break; \
while (!__ac_iseither(h->e_flags, h->d_flags, k)) { \
if (__hash_equal(h->mrb,h->keys[k], key)) break; \
k = (k+h->inc) & (h->mask); \
} \
if( __ac_isempty(h->e_flags, h->d_flags, k) ) { \
if (__ac_isempty(h->e_flags, h->d_flags, k)) { \
/* put at empty */ \
h->keys[k] = key; \
h->e_flags[k/8] &= ~__m[k%8]; \
h->size++; \
h->n_occupied++; \
} else if( __ac_isdel(h->e_flags, h->d_flags, k) ) { \
} else if (__ac_isdel(h->e_flags, h->d_flags, k)) { \
/* put at del */ \
h->keys[k] = key; \
h->d_flags[k/8] &= ~__m[k%8]; \
......@@ -206,6 +207,7 @@ static const uint8_t __m[8] = {0x01, 0x02, 0x04, 0x08, 0x10, 0x20, 0x40, 0x80};
#define khash_t(name) kh_##name##_t
#define kh_init_size(name,mrb,size) kh_init_##name##_size(mrb,size)
#define kh_init(name,mrb) kh_init_##name(mrb)
#define kh_destroy(name, h) kh_destroy_##name(h)
#define kh_clear(name, h) kh_clear_##name(h)
......
src/variable.c
View file @ e75c76ec
......@@ -130,7 +130,7 @@ mrb_obj_iv_set(mrb_state *mrb, struct RObject *obj, mrb_sym sym, mrb_value v)
khash_t(iv) *h;
if (!obj->iv) {
h = obj->iv = kh_init(iv, mrb);
h = obj->iv = kh_init_size(iv, mrb, 8);
}
else {
h = obj->iv;
......@@ -266,7 +266,7 @@ mrb_vm_cv_set(mrb_state *mrb, mrb_sym sym, mrb_value v)
c = mrb->ci->target_class;
h = c->iv;
if (!h) {
c->iv = h = kh_init(iv, mrb);
c->iv = h = kh_init_size(iv, mrb, 8);
}
k = kh_put(iv, h, sym);
kh_value(h, k) = v;
......
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