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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/avr8/words/greater.asm
parente0d6784e89dba33226c0edb815bb974486fa7c48 (diff)
Add AmForth
Diffstat (limited to 'amforth-6.5/avr8/words/greater.asm')
-rw-r--r--amforth-6.5/avr8/words/greater.asm19
1 files changed, 19 insertions, 0 deletions
diff --git a/amforth-6.5/avr8/words/greater.asm b/amforth-6.5/avr8/words/greater.asm
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+++ b/amforth-6.5/avr8/words/greater.asm
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+; ( n1 n2 -- flag )
+; Compare
+; flag is true if n1 is greater than n2
+VE_GREATER:
+ .dw $ff01
+ .db ">",0
+ .dw VE_HEAD
+ .set VE_HEAD = VE_GREATER
+XT_GREATER:
+ .dw PFA_GREATER
+PFA_GREATER:
+ ld temp2, Y+
+ ld temp3, Y+
+ cp temp2, tosl
+ cpc temp3, tosh
+PFA_GREATERDONE:
+ brlt PFA_ZERO1
+ brbs 1, PFA_ZERO1
+ rjmp PFA_TRUE1