hex.add (arity 3)

dst[:n] += src[:n]

Signature

def add n, dst, src { ... }

Defined in hex/math.fj — lines 20–24 (view on GitHub).

Complexity

• Time: n(4@+12)

• Space: n(4@+52)

See the complexity glossary for what @, w, dw, dbit, n mean.

Requires init

The following must be initialised before this macro is invoked:

• hex.add.init (or hex.init)

Source

Click to view the macro body

def add n, dst, src {
    .add.clear_carry
    rep(n, i) .add dst+i*dw, src+i*dw
    .add.clear_carry
}

Depends on

• hex.add.clear_carry/0

Used by

• hex.idiv

• hex.input_dec_int_until

• hex.input_dec_uint_until

• hex.ptr_index

Example uses

• hex.input_dec_uint_until in hex/input.fj

• hex.input_dec_int_until in hex/input.fj

• hex.idiv in hex/div.fj

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