Path: utzoo!news-server.csri.toronto.edu!cs.utexas.edu!helios!bcm!dimacs.rutgers.edu!rutgers!sun-barr!newstop!exodus!exodus-bb!khb From: khb@chiba.Eng.Sun.COM (Keith Bierman fpgroup) Newsgroups: comp.lang.fortran Subject: Re: FORTRAN and (un)SAVEd vars Message-ID: Date: 6 Mar 91 02:07:57 GMT References: <8@interet.UUCP> <1991Feb28.004447.3728@nas.nasa.gov> <4849@goanna.cs.rmit.oz.au> <1991Feb28.164256.23516@nas.nasa.gov> <1991Mar5.194219@fman.enet.dec.com> Sender: news@exodus.Eng.Sun.COM Organization: Sun MegaSystems Lines: 16 In-reply-to: peterson@fman.enet.dec.com's message of 6 Mar 91 00:42:19 GMT In article <1991Mar5.194219@fman.enet.dec.com> peterson@fman.enet.dec.com (Bob Peterson) writes: .. it be a safe bet that SAVEd variables operate as fast or faster than ... No. SAVEd variables must be written to memory. UnSAVEd variables may turn out to be just register references. Admittedly this is unlikely to be very important in any real Fortran code. -- ---------------------------------------------------------------- Keith H. Bierman kbierman@Eng.Sun.COM | khb@chiba.Eng.Sun.COM SMI 2550 Garcia 12-33 | (415 336 2648) Mountain View, CA 94043