ARM Technical Support Knowledge Articles

REGISTER USAGE OVER XBANKING.A51 FUNCTIONS

Applies to: C51 C Compiler

Answer


Information in this article applies to:


QUESTION

I'm modifying the XBANKING.A51 file and I need to know whether or not I must preserve the Accumulator in the internal library routines:

PUBLIC ?C?CLDXPTR, ?C?CSTXPTR, ?C?ILDXPTR, ?C?ISTXPTR
PUBLIC ?C?PLDXPTR, ?C?PSTXPTR, ?C?LLDXPTR, ?C?LSTXPTR

Do you know where I can find this kind of information?

ANSWER

Yes, this information can be found inside the Xbanking.a51 file included in the C51 Version 7.04 update.

SEE ALSO

ATTACHED FILES

Request the files attached to this knowledgebase article.

Article last edited on: 2005-05-20 09:07:32

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