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iceman1001 2022-01-06 23:25:25 +01:00
commit 81c6918ac5
5 changed files with 27 additions and 19 deletions
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26
client/deps/hardnested/hardnested_tables.c
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@ -93,41 +93,49 @@ static inline void clear_bitarray24(uint32_t *bitarray) {
memset(bitarray, 0x00, sizeof(uint32_t) * (1 << 19));
}
static inline uint32_t test_bit24(uint32_t *bitarray, uint32_t index) {
static inline uint32_t test_bit24(const uint32_t *bitarray, uint32_t index) {
return bitarray[index >> 5] & (0x80000000 >> (index & 0x0000001f));
}
static inline void set_bit24(uint32_t *bitarray, uint32_t index) {
bitarray[index >> 5] |= 0x80000000 >> (index & 0x0000001f);
}
static inline uint32_t next_state(const uint32_t *bitset, uint32_t state) {
if (++state == 1 << 24) {
return 1 << 24;
}
static inline uint32_t next_state(uint32_t *bitset, uint32_t state) {
if (++state == 1 << 24) return 1 << 24;
uint32_t index = state >> 5;
uint_fast8_t bit = state & 0x1f;
uint32_t line = bitset[index] << bit;
while (bit <= 0x1f) {
if (line & 0x80000000) return state;
if (line & 0x80000000) {
return state;
}
state++;
bit++;
line <<= 1;
}
index++;
while (bitset[index] == 0x00000000 && state < 1 << 24) {
index++;
state += 0x20;
}
if (state >= 1 << 24) return 1 << 24;
if (state >= 1 << 24) {
return 1 << 24;
}
#if defined __GNUC__
return state + __builtin_clz(bitset[index]);
#else
bit = 0x00;
line = bitset[index];
while (bit <= 0x1f) {
if (line & 0x80000000) return state;
if (line & 0x80000000) {
return state;
}
state++;
bit++;
line <<= 1;
@ -137,7 +145,7 @@ static inline uint32_t next_state(uint32_t *bitset, uint32_t state) {
}
static inline uint32_t next_not_state(uint32_t *bitset, uint32_t state) {
static inline uint32_t next_not_state(const uint32_t *bitset, uint32_t state) {
if (++state == 1 << 24) return 1 << 24;
uint32_t index = state >> 5;
uint_fast8_t bit = state & 0x1f;