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RE: [avr-chat] AVR C-ABI
From: |
Weddington, Eric |
Subject: |
RE: [avr-chat] AVR C-ABI |
Date: |
Tue, 6 Jan 2009 18:35:20 -0700 |
> -----Original Message-----
> From: address@hidden
> [mailto:address@hidden
> On Behalf Of Daniel Otte
> Sent: Tuesday, January 06, 2009 6:18 PM
> To: address@hidden
> Subject: [avr-chat] AVR C-ABI
>
> Hi there,
> I'd like to ask if someone knows a good reference for the ABI
> used by GCC.
> I found some documentation about the calling convention in
> the avrlibc user
> manual, but this is not complete.
> I've to know some more "exotic" things like how variable
> arguments (you know the
> ... thing) are passed how (large) structs are returned.
>
> I could figure it out by playing with gcc but a reference
> documentation would
> rather be what I'm looking for.
>
The ABI info is describe in the FAQ in the avr-libc user manual.