Re: Int overflow

1997-10-30 Thread Kent Karlsson
This is my third resend of this message. Previous (partial?) failures appear to be due to that "reply" cannot be used and/or MIME attachments cannot be used. Apologies to anyone seeing this message for the umteenth time. (And this is the *only* mailing list that I have trouble with...)

Re: [kff@it.kth.se: Re: Int overflow]

1997-10-30 Thread Karl-Filip Faxen
> > Karl-Filip Faxen <[EMAIL PROTECTED]> writes: > > > There is a hidden cost to trapping Int overflow ... > > operations on Ints become unsafe i.e. may raise exceptions > > This is a problem both for a global > > instruction scheduler (e.g. a trace scheduler) and for other > > optimi

Re: [kff@it.kth.se: Re: Int overflow]

1997-10-30 Thread Hans Aberg
At 10:11 -0500 97/10/29, Benjamin Goldberg wrote: >Just as a note, the computer architecture folks have designed support >for speculative execution in the presence of exception-causing >instructions. The idea, as embodied, for example, in the >Hewlett-Packard Playdoh architecture, is that there i