Function sqr [src]

r = a * a

Prototype

pub fn sqr(rma: *Managed, a: *const Managed) !void

Parameters

rma: *Manageda: *const Managed

Source

  pub fn sqr(rma: *Managed, a: *const Managed) !void {
    const needed_limbs = 2 * a.len() + 1;

    if (rma.limbs.ptr == a.limbs.ptr) {
        var m = try Managed.initCapacity(rma.allocator, needed_limbs);
        errdefer m.deinit();
        var m_mut = m.toMutable();
        m_mut.sqrNoAlias(a.toConst(), rma.allocator);
        m.setMetadata(m_mut.positive, m_mut.len);

        rma.deinit();
        rma.swap(&m);
    } else {
        try rma.ensureCapacity(needed_limbs);
        var rma_mut = rma.toMutable();
        rma_mut.sqrNoAlias(a.toConst(), rma.allocator);
        rma.setMetadata(rma_mut.positive, rma_mut.len);
    }
}  