pdp-11 assembly standards

Noel Chiappa jnc at mercury.lcs.mit.edu
Tue Jan 10 11:27:12 CST 2017


    > From: Paul Koning

    > Is that the Unix assembler convention?

Yup. From "Unix Assembler Reference Manual" (by DMR; no date, but the one I'm
looking at came with V6): "An octal constant consists of a sequence of digits
... A decimal constant consists of a sequence of digits terminated by a decimal
point '.'."

    > It certainly isn't the one used by the GNU assemblers, which are modeled
    > after the old Unix syntax.

Except when they gratuitously change things.

       Noel


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