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authorDimitri Sokolyuk <demon@dim13.org>2017-08-19 12:15:28 +0200
committerDimitri Sokolyuk <demon@dim13.org>2017-08-19 12:15:28 +0200
commit67d25d837ac55f28a366c0a3b262e439a6e75fc3 (patch)
treedf7715c7724c5935ab87c807f3b8b4ef529315e3 /amforth-6.5/msp430/words/dup.asm
parente0d6784e89dba33226c0edb815bb974486fa7c48 (diff)
Add AmForth
Diffstat (limited to 'amforth-6.5/msp430/words/dup.asm')
-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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+++ 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