Lines Matching refs:head
1536 * is the head of our chain). Insert to new ent and append to this chain. */
1543 * Evict it (updating its chain) and use its ent for head of our chain. */
1564 /* Element to remove is at the head of its chain. */
1577 /* Element to remove is either in a non-head position or not in the
2310 _upb_arena_head head;
2345 a->bytes_allocated += a->head.ptr - a->start;
2353 a->head.ptr = a->start;
2354 a->head.end = (char*)block + size;
2426 a->head.alloc.func = &upb_arena_doalloc;
2427 a->head.ptr = NULL;
2428 a->head.end = NULL;
2469 cleanup_ent *ent = upb_malloc(&a->head.alloc, sizeof(cleanup_ent));
2483 return a->bytes_allocated + (a->head.ptr - a->start);