hex/math_basic.fj

———- Basic Mathmatics:

View source on GitHub

Macros

hex

• hex.add_count_bits — (n=2 when operating on 16-255 bit-numbers)

• hex.count_bits — dst[:small_n] = x[:n].#on-bits

• hex.inc1 — hex++ (if overflows - jump to carry1; else jump to carry0)

• hex.inc — hex[:n]++

• hex.dec1 — hex– (if underflows - jump to borrow1; else jump to borrow0)

• hex.dec — hex[:n]–

• hex.neg — x[:n] = -x[:n]

• hex.sign_extend — sign-extends hex[:signed_n] into hex[:full_n]

hex.inc

• hex.inc.step

hex.dec

• hex.dec.step