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From: SYSTEM@EB0UAB51.BITNET (Inaki Nunez)
Newsgroups: mod.computers.vax
Subject: FORTRAN manipulation of bits
Message-ID: <8611261329.AA21492@ucbvax.Berkeley.EDU>
Date: Tue, 25-Nov-86 08:35:00 EST
Article-I.D.: ucbvax.8611261329.AA21492
Posted: Tue Nov 25 08:35:00 1986
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     >Does anybody have (or know where we can get) an
     >algorithm that does bit shifting with FORTRAN 77?
     >We want to migrate from MACRO to pure FORTRAN. We
     >would also appreciate any circular bit shifts and
     >any wraparound bit shifing algorithms.
     >Gary


        You can find interesting information in the article

                "Accessing Bit Fields in FORTRAN-77"
                Communications of the ACM, Oct 86, Vol 29, N.10
                Manny Hayes, P.O. Box 714, Pacific Palisades,
                             CA 90272, USA

        Routines in portable FORTRAN-77 to manipulate bits or partial
        word operands.

                Jesus (EARN address: system@eb0uab51)