bit.if0 (arity 2)

if x == 0 jump to l0
x is a bit, l0 is an address.

Signature

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

Defined in bit/cond_jumps.fj — lines 45–48 (view on GitHub).

Complexity

• Time: @+2

• Space: @+2

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

Source

Click to view the macro body

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

Depends on

• bit.if/3

Used by

• bit.div10.cmp_sub_10

• bit.idiv

• bit.idiv_loop

• bit.inc.inc1_with_carry0_jump

• bit.mul.mul_add_if

• bit.mul_loop

• bit.or/2

• bit.print_dec_int

• bit.print_dec_uint.print_char

• bit.print_hex_int

• bit.xor_to_ptr

• hex.idiv

• hex.input_dec_int_until

• hex.print_dec_int

• hex.print_int

Example uses

• bit.or in bit/logics.fj

• bit.inc.inc1_with_carry0_jump in bit/math.fj

• bit.print_hex_int in bit/output.fj

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