From: Tobias Girstmair <tobi@isticktoit.net>
Date: Thu, 4 Mar 2021 01:51:56 +0000 (+0100)
Subject: new version
X-Git-Url: https://git.gir.st/Chiptunes-pms150c.git/commitdiff_plain/c004ed39839f4f15cf07eda5940c14b1d9a9db43

new version
---

diff --git a/bsv.c b/bsv.c
index 6a472f0..4adf7a8 100644
--- a/bsv.c
+++ b/bsv.c
@@ -67,9 +67,12 @@ void main(void){
 		} //tmp2
 		SR	(acc)
 		SR	(acc)
-		{ u8 tmp1 = i2/6;
-		AND	(acc, tmp1)
-		} //tmp1
+		MOV	(tmp_1, acc) // acc saved in tmp_1; fresh acc
+		MOV	(acc, i2)
+		// shift-divide by six
+		acc = i2/6;//TODO
+		// end divide by six
+		AND	(acc, tmp_1) // acc restored from tmp_1
 		AND	(acc, 3)
 		ADD	(sample, acc)
 
@@ -80,9 +83,11 @@ void main(void){
 		ADD	(acc, 8)
 		CALL	(g)
 		SR	(acc)
-		{ u8 tmp1 = i2/10;
-		AND	(acc, tmp1)
-		} //tmp1
+		MOV	(tmp_1, acc) // acc saved in tmp_1; fresh acc
+		// shift-divide by ten
+		acc = i2/10;//TODO
+		// end divide by ten
+		AND	(acc, tmp_1) // acc restored from tmp_1
 		AND	(acc, 3)
 		ADD	(sample, acc)
 
diff --git a/fakeasm.h b/fakeasm.h
index 7ee2afd..5032674 100644
--- a/fakeasm.h
+++ b/fakeasm.h
@@ -2,8 +2,8 @@ int flag_z = 0;
 int flag_c = 0;
 //ignoring flag_ov, flag_ac
 #define MOV(dst, src)	dst = src;
-#define SL(dst)		flag_c = (dst&0x80); dst <<= 1;
-#define SR(dst)		flag_c = (dst&0x01); dst >>= 1;
+#define SL(dst)		flag_c = (dst>>7); dst <<= 1;
+#define SR(dst)		flag_c = (dst&01); dst >>= 1;
 #define SWAP(dst)	dst = (dst<<4 | dst>>4);
 #define AND(dst, src)	dst &= src; flag_z = (dst==0);
 #define OR(dst, src)	dst |= src; flag_z = (dst==0);