Path: utzoo!utgpu!watserv1!ria!obelix!ptoper From: ptoper@obelix (Andy Nagy) Newsgroups: comp.sys.amiga.programmer Subject: Re: FORTRAN on the Amiga Message-ID: <2412@ria.ccs.uwo.ca> Date: 1 Mar 91 21:31:00 GMT References: Sender: news@ria.ccs.uwo.ca Reply-To: ptoper@obelix (Andy Nagy) Lines: 32 In article , philw@pharma.UUCP (Philip Michael Williams) writes: [stuff deleted] > For those lucky ones who run AC/Fortran, does equivalent software run quicker > in FORTRAN on the Amiga than it does in C. I have done some extensive tests > on Unix workstations (Apollo, Silicon Graphics, Hewlett Packard and E&S) and > find that FORTRAN code runs faster than the same code ported to C. This may > not hold for C code ported to FORTRAN, but that's another story. A 2000 with > a 25MHz 68030 (A2630) runs small code faster than an 8MB 33MHz Apollo DN4500 > Unix workstation (again 68030 based). BUT, the same code running in FORTRAN > runs twice as fast on the 4500. Perhaps we should stop this shift to 'C', > the trendy language, for all our programming and us FORTRAN for the tasking > stuff. [other stuff deleted] > Phil Williams cbmuk!cbmuka!pharma!philw > Dept Pharmaceutical Sciences > Univeristy of Nottingham JANET: paxpw@uk.ac.nott.vax > Nottingham NG7 2RD > UK Two questions: 1) What specific aplications are you running (I would assume real/float intensive stuff) 2) Does anyone know why a Fortran compiler might produce faster execut- ables than C (asside from the obvious 'because its better at that job'). Is it because of the design of the language or the compiler or ... ------------------------------------------------------------------------------- Andy Nagy (ptoper@asterix.gaul.csd.uwo.ca) The University of Western Ontario, London, Canada "Dee do do do, dee da da da, thats all I want to say to you" -- The Police