Fixed-Point Arithmetic Project

[Duncan Sands]

On Saturday 23 September 2006 17:08, Robert Dewar wrote:
> Duncan Sands wrote:
> >> We are working on a project to add fixed-point arithmetic support to GCC.
> >> A GCC project description page is available here 
> >> http://gcc.gnu.org/wiki/FixedPointArithmetic
> >> and we will create a GCC branch in the near future. If you have 
> >> any suggestions or comments, please respond.
> > 
> > I expect the Ada front-end people will be interested: the Ada language
> > incorporates binary and decimal fixed point types.  AFAIK, it is all
> > done using emulation at the moment.
> 
> I don't know what emulation means here, obviously there is little 
> hardware support. Ada generates perfectly efficient fixed-point code,
> but the code is generated in the front end. It might be possible
> to share back end code if the semantics is exactly what Ada needs.

Making sure the semantics matches what Ada needs is a good reason to get
involved at this early stage.

Ciao,

Duncan.