arithmetic-concept.zig

const fixed_22_10 = arithmetic(i32) {
  const Self = @This();

  fn add(lhs: Self, rhs: Self) Self {
    return @as(Self, @value(lhs) + @value(rhs));
  }

  fn mul(lhs: Self, rhs: Self) Self {
    return @as(Self, (@as(i64, @value(lhs)) * @as(i64, @value(rhs))) / 1024);
  }
  
  // ...
};