Added some 65C02 code.

git-svn-id: svn://svn.cc65.org/cc65/trunk@484 b7a2c559-68d2-44c3-8de9-860c34a00d81
2026-04-26 13:18:31 +00:00 · 2000-11-27 22:59:03 +00:00
parent 5be5b3763b
commit b4163d0e4e
11 changed files with 149 additions and 80 deletions
@@ -13,13 +13,18 @@
 tosadda0:
 	ldx	#0
 tosaddax:
-	ldy	#0
-	clc
-	adc	(sp),y		; lo byte
+      	clc
+.ifpc02
+     	adc	(sp)		; 65C02 version - saves 2 cycles
+	ldy	#1
+.else
+      	ldy	#0
+      	adc	(sp),y		; lo byte
+      	iny
+.endif
       	pha			; save it
-	txa
-	iny
-	adc	(sp),y		; hi byte
+      	txa
+      	adc	(sp),y		; hi byte
 	tax
 	clc
 	lda	sp