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Re: [avr-libc-dev] How many bits wide is __data_load_end?


From: Joerg Wunsch
Subject: Re: [avr-libc-dev] How many bits wide is __data_load_end?
Date: Sun, 3 Oct 2010 08:06:27 +0200
User-agent: Mutt/1.5.20 (2009-06-14)

As Simone Zamboni wrote:

> > Sorry, my fault.  Change the "=r" constraint into "=a".

> Shouldn't be "=d"? ldi instruction requires upper registers from r16
> to r31 but "=a" constrains registers only to r23 (works, but
> limited).

OK.  I only looked at the table, describing "a" as "simple upper
registers", and didn't look at the details.

-- 
cheers, J"org               .-.-.   --... ...--   -.. .  DL8DTL

http://www.sax.de/~joerg/                        NIC: JW11-RIPE
Never trust an operating system you don't have sources for. ;-)



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