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Re: AW: AW: [avr-gcc-list] Compiler error

From: Joerg Wunsch
Subject: Re: AW: AW: [avr-gcc-list] Compiler error
Date: Tue, 31 May 2005 11:19:33 +0200 (MET DST)

"Haase Bjoern (PT-BEU/EMT) *" <address@hidden> wrote:

>>Which would be kinda neat in order to support the ATmega256's 24-bit
>>(code) address space, btw.

> IIUC, Marek is trying hard to keep working with 2-Byte pointers by
> introducing jump stubs in the lower 64k memory for functions
> residing in > 128k memory. So there will most probably never be need
> for 3-Byte pointers.

I think both ideas have some merit.  24-bit pointers are a universal
solution (like a "huge" memory model) to the problem, the jump stubs
sound like a hack at first, although I agree they might perhaps
eventually even save some code (like the jump stubs IAR is using for
16 K ROM devices).

J"org Wunsch                                           Unix support engineer
address@hidden        http://www.interface-systems.de/~j/

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