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Discussion Groups | TMS320C55x | Re: YNT: Problem with converting asm code from 54x to 55x

Technical discussions about the TI C55x DSPs (including the c5501, c5502, c5503, c5507, c5509, c5510 and OMAP5910).

  

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Re: YNT: Problem with converting asm code from 54x to 55x - Jeff Brower - Sep 28 13:21:16 2007



Murat-

> There are 3 assembly files, 2 of which I could fix. There is one larger
> file, which I havent been able to fix yet.. The remaining file includes
> just algorithm, nothing about interrupts or anything depends on hardware.
> So it must be easier.. The linked converted file is about 4 KBs..

When you say "fix", do you mean that you're still running the 55x code in
compatibility mode?  Or are you trying to add 55x-specific features, like extended
addressing and parallel-mode acc instructions?

-Jeff

> ________________________________
> 
> Kimden: Jeff Brower [mailto:j...@signalogic.com]
> Gönderilmiş: Per 27.09.2007 05:27
> Kime: Murat ÖNDER
> Bilgi: c...@yahoogroups.com
> Konu: Re: [c55x] Problem with converting asm code from 54x to 55x
> 
> Murat Uonder-
> 
> > I have an assembly code written for and works correctly on C5416. I need
> > to make it work on C5509A and TI has a function "cl55.exe" which is
> > expected to do the conversion process. But at each time I call this exe,
> > a new assembly file is created, but I have to make a lot of changes on
> > the file to make it work. However it should work without any problem and
> > any changes. Does anybody know what can be the problem? Or is there any
> > other way to convert a C54x asm file into a C55x asm file?
> 
> You could do this with very simple code and just a few files, in which case your
> C5509A would only run in "compatibility mode".  But if you have a lot of C54x
files
> and memory usage includes far mode, this will lead to a lot of thinking about how to
> map one chip architecture onto the other -- and no TI utility is going to do that for
> you.
> 
> How many files do you have?  How big is the fully linked C54x code?
> 
> -Jeff



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