X-Git-Url: https://git.ucc.asn.au/?a=blobdiff_plain;f=ROM2%2Fhelpers.c;h=5f0da09c9770b2706e9f61bec11213d25cd47900;hb=deac3b8b66af0f499d6da73cf5bf8479c7d9fad9;hp=b66f5ee60dd8cad3f08c05cc9a30423b9c721e6f;hpb=8436ed0d04bf12d2478bffbe3ea45531fa954686;p=uccvend-snackrom.git

diff --git a/ROM2/helpers.c b/ROM2/helpers.c
index b66f5ee..5f0da09 100644
--- a/ROM2/helpers.c
+++ b/ROM2/helpers.c
@@ -9,24 +9,24 @@ void delay(u16 ms) {
 	 * XXX - how do we know gcc isn't optimising this? it seems to optimise after
 	 * parsing C -> asm, but before asm -> machine code.
 	 */
-	asm volatile ("pshx\npsha\npshb\n"); /* save registers */
+	//asm volatile ("pshx\npsha\npshb\n"); /* save registers */
 	asm volatile ("ldx %0\n" :: "m" (ms));
 	asm volatile (
-		"loop:\n"
-		"	dex\n"                  /* 3 */
-		"	beq out\n"              /* 3 */
-		"	ldd #327\n"             /* 3 */
-		"inner_loop:\n" /* 15 cycles each */
-		"	cpd #0x0000\n"          /* 5 */
-		"	beq inner_loop_end\n"   /* 3 */
-		"	subd #0x0001\n"         /* 4 */
-		"	bra inner_loop\n"       /* 3 */
-		"inner_loop_end:\n"
-		"	bra loop\n"             /* 3 */
-		"out:\n"
-		"	pulb\n"
+		"delay_loop:\n"
+		"	dex\n"                        /* 3 */
+		"	beq delay_out\n"              /* 3 */
+		"	ldd #327\n"                   /* 3 */
+		"delay_inner_loop:\n" /* 15 cycles each */
+		"	cpd #0x0000\n"                /* 5 */
+		"	beq delay_inner_loop_end\n"   /* 3 */
+		"	subd #0x0001\n"               /* 4 */
+		"	bra delay_inner_loop\n"       /* 3 */
+		"delay_inner_loop_end:\n"
+		"	bra delay_loop\n"             /* 3 */
+		"delay_out:\n");
+		/*"	pulb\n"
 		"	pula\n"
-		"	pulx\n");
+		"	pulx\n");*/
 }
 
 void my_strncpy(char* dst, char* src, u8 max_size) {