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#ifdef OF_SELUID24
static struct objc_dtable_level3 *empty_level3 = NULL;
#endif
static void
init(void)
{
uint16_t i;
for (i = 0; i < 256; i++) {
for (uint_fast16_t i = 0; i < 256; i++) {
empty_level2->buckets[i] = empty_level3;
empty_level3->buckets[i] = (IMP)0;
}
#else
for (i = 0; i < 256; i++)
for (uint_fast16_t i = 0; i < 256; i++)
empty_level2->buckets[i] = (IMP)0;
#endif
}
struct objc_dtable*
objc_dtable_new(void)
{
struct objc_dtable *dtable;
uint16_t i;
for (i = 0; i < 256; i++)
for (uint_fast16_t i = 0; i < 256; i++)
dtable->buckets[i] = empty_level2;
return dtable;
}
void
objc_dtable_copy(struct objc_dtable *dst, struct objc_dtable *src)
{
uint16_t i, j;
#ifdef OF_SELUID24
uint16_t k;
#endif
uint32_t idx;
for (j = 0; j < 256; j++) {
for (uint_fast16_t j = 0; j < 256; j++) {
if (src->buckets[i]->buckets[j] == empty_level3)
continue;
for (k = 0; k < 256; k++) {
for (uint_fast16_t k = 0; k < 256; k++) {
IMP obj;
uint32_t idx;
obj = src->buckets[i]->buckets[j]->buckets[k];
if (obj == (IMP)0)
continue;
idx = (uint32_t)
(((uint32_t)i << 16) | (j << 8) | k);
objc_dtable_set(dst, idx, obj);
}
}
#else
for (j = 0; j < 256; j++) {
for (uint_fast16_t j = 0; j < 256; j++) {
IMP obj;
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uint8_t k = idx;
#else
uint8_t i = idx >> 8;
uint8_t j = idx;
#endif
if (dtable->buckets[i] == empty_level2) {
struct objc_dtable_level2 *level2;
struct objc_dtable_level2 *level2 =
uint16_t l;
level2 = malloc(sizeof(struct objc_dtable_level2));
for (l = 0; l < 256; l++)
for (uint_fast16_t l = 0; l < 256; l++)
#ifdef OF_SELUID24
level2->buckets[l] = empty_level3;
#else
level2->buckets[l] = (IMP)0;
#endif
dtable->buckets[i] = level2;
}
#ifdef OF_SELUID24
if (dtable->buckets[i]->buckets[j] == empty_level3) {
struct objc_dtable_level3 *level3;
struct objc_dtable_level3 *level3 =
uint16_t l;
level3 = malloc(sizeof(struct objc_dtable_level3));
for (l = 0; l < 256; l++)
for (uint_fast16_t l = 0; l < 256; l++)
level3->buckets[l] = (IMP)0;
dtable->buckets[i]->buckets[j] = level3;
}
dtable->buckets[i]->buckets[j]->buckets[k] = obj;
#else
dtable->buckets[i]->buckets[j] = obj;
#endif
}
void
objc_dtable_free(struct objc_dtable *dtable)
{
uint16_t i;
#ifdef OF_SELUID24
uint16_t j;
#endif
for (j = 0; j < 256; j++)
for (uint_fast16_t j = 0; j < 256; j++)
if (dtable->buckets[i]->buckets[j] != empty_level3)
free(dtable->buckets[i]->buckets[j]);
#endif
free(dtable->buckets[i]);
}
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