Re: calling functions generically

Wow! This is exactly what I needed, thanks! I owe you a beer :)

----- Original Message ----- 
From: "Stefan Boberg" <[email protected]>
To: <[email protected]>
Sent: Sunday, February 15, 2004 6:46 PM
Subject: RE: [GD-General] calling functions generically


> > Thanks Ignacio and Ivan-Assen for the links, both were helpful. I now have
> > my Windows version working. I'm now trying to get the PS2 and GameCube up
> > and running. I got the Application Binary Interface specs for both
> > machines and implemented the PS2 version, but CodeWarrior generates
> > different code than me in certain circumstances that I can't quite work
> > out.
> 
>    I implemented something like this a few years ago for a data-driven Lua
> script integration. There are several different MIPS ABI's and I can't
> recall precisely which one the PS2 uses. I wrote the code for my previous
> company so I don't have access to the code in order to check either
> unfortunately.
> 
>    I based my code on an existing library -- libffi. It contains
> implementations for PowerPC (worked fine on GameCube), Intel and MIPS
> (including the MIPS ABI variation which the PS2 uses). I based my code on
> the 2.0 release which I think I got from the pnet code tree.
> 
> > Just curious, does anybody know if the PS2 has some variance to the normal
> > MIPS ABI?
> 
>    I don't know about CodeWarrior, but I have a vague memory that the PS2
> GCC compiler seemed to have a slight variation when passing structures by
> value. Other than that, it was just one of the standard MIPS ABI's supported
> by libffi.
> 
> /Stefan
> 
> Stefan Boberg
> Chief Technical Officer
> Digital Illusions CE AB
> 
> 
> 


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