On 2013-05-24, at 18:42, Greg King wrote: >>>> Or, if you return in the carry flag instead of in .A: >> >> [This is not what I wrote; please don't edit quotes]. > > I am like a newspaper; I always edit to improve clarity. Yeah - like my "does - does", which I noticed only when my post returned to me via list... >>>> _c64_check: >>>> asl $d030 >>>> ror $d030 >>>> rts >>> >>> I was thinking of a C-callable library function: >> >> Is there a standard C ABI for 6502? I have never seen one, do >> you have a link perhaps? > > In this case, I meant that I never have heard of any C ABI that uses a status register to return the result of an expression. Instead, they put some value into a data register. Silverdr did that in his code; so, I assumed that it is what he wanted. Assumption correct. -- SD! Message was sent through the cbm-hackers mailing listReceived on 2013-05-25 10:01:03
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