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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/fill.asm
parente0d6784e89dba33226c0edb815bb974486fa7c48 (diff)
Add AmForth
Diffstat (limited to 'amforth-6.5/msp430/words/fill.asm')
-rw-r--r--amforth-6.5/msp430/words/fill.asm12
1 files changed, 12 insertions, 0 deletions
diff --git a/amforth-6.5/msp430/words/fill.asm b/amforth-6.5/msp430/words/fill.asm
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--- /dev/null
+++ b/amforth-6.5/msp430/words/fill.asm
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+;C FILL c-addr u char -- fill memory with char
+ CODEHEADER(XT_FILL,4,"fill")
+ MOV @PSP+,X ; count
+ MOV @PSP+,W ; address
+ CMP #0,X
+ JZ FILL_X
+FILL_1: MOV.B TOS,0(W) ; store char in memory
+ ADD #1,W
+ SUB #1,X
+ JNZ FILL_1
+FILL_X: MOV @PSP+,TOS ; pop new TOS
+ NEXT