X-Git-Url: https://git.gir.st/Chiptunes-pms150c.git/blobdiff_plain/774dc938d8d01f2cc14c49cacdaa98ce50223248..8ed39eb1b92b5f948bdd77538750e7112cb6f3ca:/bsv.c

diff --git a/bsv.c b/bsv.c
index 5bcf31f..b30904a 100644
--- a/bsv.c
+++ b/bsv.c
@@ -135,7 +135,17 @@ void main(void){
 		ADD	(sample, acc)
 
 		mod3hi = i2>>2;
-		mod3lo = i2<<6|i1>>2;
+		MOV	(acc, i2)
+		SWAP	(acc)
+		AND	(acc, 0xf0)
+		SL	(acc)
+		SL	(acc)
+		MOV	(mod3lo, acc)
+		MOV	(acc, i1)
+		SR	(acc)
+		SR	(acc)
+		OR	(mod3lo, acc)
+
 		CALL	(mod3)
 		SUB	(acc, n)
 		SUB	(acc, 8)