English Amiga Board - View Single Post - I am trying to make my first GFX assembler code

ross · 08 December 2018, 00:02

Quote:

Originally Posted by phx

I like doing strlen() with dbeq. It also takes advantage of the 68010 DBcc-cache.

Code:

        moveq   #-1,d0
.1:     tst.b   (a0)+
        dbeq    d0,.1
        not.l   d0

EDIT: Oh, just noticed a0 should not be modified. Nevermind.

Yes, my first thought was for dbeq then i realized i had to keep a0