Fix stupidity in jifsec.s: I was already using FR0 for something else... 7359 bytes free with no crashes!

2 files changed, 17 insertions, 5 deletions

diff --git a/src/irc.c b/src/irc.c
index d052937..885ab2b 100644
--- a/src/irc.c
+++ b/src/irc.c
@@ -121,6 +121,7 @@ static void do_priv_nick(void) {
 static void print_ping_time(char *p) {
 	extern void print_jif_sec(unsigned int j);
 	static unsigned int now, pingtime;
+	// static unsigned int sec, frac;
 
 	now = read_rtclok();
 	pingtime = (unsigned int)a2uint(p);
@@ -128,9 +129,20 @@ static void print_ping_time(char *p) {
 	/* correct for rtclock rollover (every ~9 mins) */
 	if(now < pingtime) now |= 0x8000;
 
+	/*
+	pingtime = now - pingtime;
+	sec = pingtime / timers.hz;
+	frac = pingtime % timers.hz;
+	frac *= 100;
+	frac /= timers.hz;
+	*/
+
 	scr_print_active("*** ");
 	scr_print_active(msg_src);
 	scr_print_active(" lag: ");
+	// scr_act_printnum(sec);
+	// scr_putc_active('.');
+	// scr_act_printnum(frac);
 	print_jif_sec(now - pingtime);
 	scr_putc_active('s');
 }
diff --git a/src/jifsec.s b/src/jifsec.s
index ca5aac7..86648c1 100644
--- a/src/jifsec.s
+++ b/src/jifsec.s
@@ -1,13 +1,13 @@
 ; print jiffies as seconds, with possible decimal point, to the
 ; active screen.
 ; unsigned divide based on Ullrich von Bassewitz's runtime/udiv.s.
-; uses FR0 as a temp, rather than any of cc65's ZP storage,
+; uses FR1 as a temp, rather than any of cc65's ZP storage,
 ; to avoid clobbering.
 
- FR0 = $d4
- acc16 = FR0    ; 16 bits
- remainder = FR0+2 ;  8 bits
- temp = FR0+3 ; 16 bits
+ FR1 = $e0
+ acc16 = FR1    ; 16 bits
+ remainder = FR1+2 ;  8 bits
+ temp = FR1+3 ; 16 bits
 
  _hz = $f0 ; must agree with timers.h!