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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/common/words/2dup.asm
parente0d6784e89dba33226c0edb815bb974486fa7c48 (diff)
Add AmForth
Diffstat (limited to 'amforth-6.5/common/words/2dup.asm')
-rw-r--r--amforth-6.5/common/words/2dup.asm22
1 files changed, 22 insertions, 0 deletions
diff --git a/amforth-6.5/common/words/2dup.asm b/amforth-6.5/common/words/2dup.asm
new file mode 100644
index 0000000..258c4f9
--- /dev/null
+++ b/amforth-6.5/common/words/2dup.asm
@@ -0,0 +1,22 @@
+; ( x1 x2 -- x1 x2 x1 x2 )
+; Stack
+; Duplicate the 2 top elements
+
+.if cpu_msp430==1
+ HEADER(XT_2DUP,4,"2dup",DOCOLON)
+.endif
+
+.if cpu_avr8==1
+VE_2DUP:
+ .dw $ff04
+ .db "2dup"
+ .dw VE_HEAD
+ .set VE_HEAD = VE_2DUP
+XT_2DUP:
+ .dw DO_COLON
+PFA_2DUP:
+.endif
+
+ .dw XT_OVER
+ .dw XT_OVER
+ .dw XT_EXIT