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Article #4787

Re: help with float conversion needed

#4787
From: Stephen Baynes
Date: Fri, 23 Feb 1996 12:48
30 lines
1829 bytes
Heller (heller@ifr.ing.tu-bs.de) wrote:


: I am developing control applications with a 68040-VMEbus board. For
: simple I/O-Operations and interfacing I need C-functions to convert
: float/double to int or long int. Unfortunately my compiler package 
: does not support float operations or standard I/O. 
: Therefore I have to implement all functions on my own.

I assume you have a FREESTANDING ANSI C compiler.
This must support floating point to be conforming, so you will have to
take that up with your vendor. It does not have to support standard IO so
you may have to write what you need. (Hosted compilers do have to support
standard IO.)

: Is there anybody who wrote such conversion routines or knows where
: I can find some on the net ?

You won't get much on this newsgroup.
You could try on something like comp.sources.wanted. You could look
at a public domain compiler such as GCC (this accepts ANSI C and I am
sure there are versions that generate 68k code). You can also read
"The standard C library" by P.J.Plauger, publisher Prentice Hall. ISBN 
0-13131509-9 which contains example implementations.

--
Stephen Baynes                              baynes@mulsoc2.serigate.philips.nl
Philips Semiconductors Ltd
Southampton                                 My views are my own.
United Kingdom
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Path: arc1-ca.pugleaf.net!phcoms4.seri.philips.nl!panther!baynes
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Newsgroups: comp.std.c
Path: arc1-ca.pugleaf.net!phcoms4.seri.philips.nl!panther!baynes
From: baynes@ukpsshp1.serigate.philips.nl (Stephen Baynes)
Subject: Re: help with float conversion needed
Sender: news@ukpsshp1.serigate.philips.nl (account for localnews)
Message-ID: <Dn8BLG.LBr@ukpsshp1.serigate.philips.nl>
Date: Fri, 23 Feb 1996 12:48:52 GMT
References: <heller-2202961807440001@mac3.ifr.ing.tu-bs.de>
Organization: Philips Semiconductors, Southampton, UK
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