[futurebasic] RE: [FB] Who called it?

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From: "Edwards, Waverly" <wedwards@...>
Date: Tue, 1 Aug 2000 13:55:00 -0400
Something to download-- I cant wait!



-----Original Message-----
From: Ranko Bojanic [mailto:bojanic@...]
Sent: Tuesday, August 01, 2000 01:25
To: futurebasic@...
Subject: Re: [FB] Who called it?

Edwards, Waverly wrote:

> In PPC I don't know where the return address is stored.
> I thought it was in R0 but that doesnt appear to be correct.

If no other calls were made, the return address should be in the 
Link Register (LR).

For more information about this particular question, go to 
http://www.lightsoft.co.uk/Fantasm/fant.html. Click on Beginners 
Guide to PowerPC assembly language. Then download Chapter 4. 
You will find there a description of the Link Register (LR) and of
relevant branching instructions 

To become a real expert in the PowerPC assembly language, download
all the eight chapters of the Beginners Guide to PowerPC assembly
language, as well as a free demo version of Fantasm.


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