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Re: [avr-gcc-list] avr1 and using the 16bit Z-pointer fails with avr-gcc
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From: |
Joerg Wunsch |
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Subject: |
Re: [avr-gcc-list] avr1 and using the 16bit Z-pointer fails with avr-gcc |
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Date: |
Wed, 6 Jan 2010 21:33:01 +0100 (MET) |
Matthias Wenzel <address@hidden> wrote:
> I don't know how to load a label address to Z, usually I'd want to
> do it like
> ldi ZL,lo8(label<<1)
> ldi ZH,hi8(label<<1)
ldi ZL, lo8(pm(label))
ldi ZH, hi8(pm(label))
(lo8, hi8, and pm are operators, so the paren's are not strictly
required.)
--
cheers, J"org .-.-. --... ...-- -.. . DL8DTL
http://www.sax.de/~joerg/ NIC: JW11-RIPE
Never trust an operating system you don't have sources for. ;-)