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- Path: sparky!uunet!crdgw1!rdsunx.crd.ge.com!ariel!davidsen
- From: davidsen@ariel.crd.GE.COM (william E Davidsen)
- Newsgroups: comp.sys.intel
- Subject: Re: 486 programming
- Message-ID: <1993Jan22.223208.26443@crd.ge.com>
- Date: 22 Jan 93 22:32:08 GMT
- References: <ssuchalr.727702732@reading>
- Sender: usenet@crd.ge.com (Required for NNTP)
- Reply-To: davidsen@crd.ge.com (bill davidsen)
- Organization: GE Corporate R&D Center, Schenectady NY
- Lines: 18
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- In article <ssuchalr.727702732@reading>, ssuchalr@csug3.cs.reading.ac.uk (S. J. Chalker) writes:
-
- | I am an assembly language programmer used to programming an 8086. I recently
- | purchased a 486 computer and now wish to take full advantage of its powers.
- | I am looking for a book on the subject of programming the 486. Or will a book
- | on the 386 do, and if not, what is the difference from the assembly language
- | programers view?
-
- The instructions are the same in user mode, although there are a few
- status flags which are different, I believe. There are a few additional
- quirks in the 486, but the big difference is timing, which makes one
- instriction sequence faster on the 386, and another on the 486.
-
- I would look for a 486 manual to be sure.
-
- --
- bill davidsen, GE Corp. R&D Center; Box 8; Schenectady NY 12345
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