New answers tagged pdp-11
3
If you want to print a string (terminated with a NUL (000)) suggest the following:
string: .asciz "the quick brown ..."
mov #1000,sp ; init stack
mov #string,R0 ; pass string as argument
jsr pc,Print ; to Print function
...
Print:mov r1,-(sp) ; save R1
br 20$ ; jump to NUL test
10$: ...
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