From 0d3fe55e3da51971728d50e1022c3c021e884007 Mon Sep 17 00:00:00 2001
From: Tobias Girstmair <tobi@isticktoit.net>
Date: Thu, 4 Mar 2021 15:24:31 +0100
Subject: [PATCH] new version

---
 bsv.c | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/bsv.c b/bsv.c
index d088906..ec2d359 100644
--- a/bsv.c
+++ b/bsv.c
@@ -19,10 +19,12 @@ void mod3(void) {
 	MOV(acc,mod3hi)
 	ADD(mod3lo,acc) // mod3lo = hi+lo
 		flag_c = x;
-	CLEAR(mod3hi)
-	ADDC0(mod3hi)
+	CLEAR(acc)
+	ADDC0(acc) // mod3hi, 1bit
+	SWAP(acc)
+	MOV(mod3hi, acc)
 
-	mod3lo = (mod3hi<<4|mod3lo>>4) + (mod3lo & 0xF);
+	mod3lo = mod3hi + (mod3lo>>4) + (mod3lo & 0xF);
 	mod3lo = (mod3lo >>  2) + (mod3lo & 0x3);
 	mod3lo = (mod3lo >>  2) + (mod3lo & 0x3);
 	if (mod3lo > 2) mod3lo = mod3lo - 3;
-- 
2.39.3