// Hand-optimized TASM baseline: os.neptune.locks.symmetric
//
// 5-field preimage lock: divine lock_hash, divine preimage (5 fields),
// hash, assert matches, read kernel hash.

os_neptune_locks_symmetric__main:
    divine 5
    divine 5
    push 0
    push 0
    push 0
    push 0
    push 0
    hash
    assert_vector
    pop 5
    read_io 5
    pop 5
    return

Neighbours