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-rw-r--r--amforth-6.5/avr8/words/doloop.asm16
1 files changed, 16 insertions, 0 deletions
diff --git a/amforth-6.5/avr8/words/doloop.asm b/amforth-6.5/avr8/words/doloop.asm
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index 0000000..b5e0a26
--- /dev/null
+++ b/amforth-6.5/avr8/words/doloop.asm
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+; ( -- ) (R: loop-sys1 -- loop-sys2| )
+; System
+; runtime of loop
+;VE_DOLOOP:
+; .dw $ff06
+; .db "(loop)"
+; .dw VE_HEAD
+; .set VE_HEAD = VE_DOLOOP
+XT_DOLOOP:
+ .dw PFA_DOLOOP
+PFA_DOLOOP:
+ pop zl
+ pop zh
+ adiw zl,1
+ brvs PFA_DOPLUSLOOP_LEAVE
+ jmp_ PFA_DOPLUSLOOP_NEXT