Lines Matching defs:bit
74 * The implementation uses bit arrays to record whether
76 * convenience, these bit arrays come in various sizes.
83 * For a 32-bit machine with 4KB pages, the largest size
246 uint64_t bit, byte;
250 bit = atop_64(offset);
251 byte = bit >> 3;
252 if (map[byte] & (1 << (bit & 07))) {
264 uint64_t bit, byte;
269 bit = atop_64(offset);
270 byte = bit >> 3;
271 map[byte] |= (1 << (bit & 07));
279 uint64_t bit, byte;
284 bit = atop_64(offset);
285 byte = bit >> 3;
286 map[byte] &= ~(1 << (bit & 07));