bit.if0 (arity 3)

if x[:n] == 0 jump to l0
x is bit[:n], l0 is an address.

Signature

def if0 n, x, l0 @ end { ... }

Defined in bit/cond_jumps.fj — lines 53–56 (view on GitHub).

Complexity

• Time: n(@+2)

• Space: n(@+2)

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

Source

Click to view the macro body

def if0 n, x, l0 @ end {
    .if n, x, l0, end
  end:
}

Depends on

• bit.if/4

Used by

• bit._.print_str_one_char

• bit.div

• bit.div_loop

• bit.mul_loop

Example uses

• bit._.print_str_one_char in bit/output.fj

• bit.mul_loop in bit/mul.fj

• bit.div in bit/div.fj

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