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-rw-r--r--amforth-6.5/msp430/words/dup.asm5
1 files changed, 5 insertions, 0 deletions
diff --git a/amforth-6.5/msp430/words/dup.asm b/amforth-6.5/msp430/words/dup.asm
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+;C DUP x -- x x duplicate top of stack
+ CODEHEADER(XT_DUP,3,"dup")
+PUSHTOS: SUB #2,PSP ; 1 push old TOS..
+ MOV TOS,0(PSP) ; 4 ..onto stack
+ NEXT ; 4