📄 length.s
字号:
.globl length.globl position.globl w, r, a, l/// routine to return the length of a string// mov ...,r1/ jsr pc,length/ mov r0,.../length: mov w(r1),r0 sub a(r1),r0 rts pc/// routine to return the read pointer position// mov ...,r1/ jsr pc,position/ mov r0,.../position: mov r(r1),r0 sub a(r1),r0 rts pc
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