For heavy number crunching, picolisp might not be appropriate. In modern systems you would probably want something that used the vector instructions. But if it’s a few divisions here and there, you’d be surprised how little the efficiency in clock cycles matters anymore.
On Sun, May 3, 2020 at 14:28 Wilhelm Fitzpatrick <raf...@well.com> wrote: > > >> I'm not finding such a thing in the function reference, but asking on > the off chance I'm > >> overlooking it. Is there a way in Picolisp to get a division result and > remainder as a single > >> operation? > > Sure > > http://ix.io/2kBM > > Thanks! But as Alex intuited, I was looking to leverage the underlying > processor operation that returns both parts of the integer divide in a > single operation. But if I follow his response correctly, the cost of > building the memory representation of the answer swamps the actual cost > of the divide, and that's going to be similar regardless of if the > divide and remainder wind up being one machine instruction or two. > > -wilhelm > > > > -- > UNSUBSCRIBE: mailto:picolisp@software-lab.de?subject=Unsubscribe > -- John Duncan
