X-Git-Url: https://git.sur5r.net/?a=blobdiff_plain;f=libsrc%2Fcommon%2Fsprintf.s;h=c3e29cb7ca6f77e55215fb8f615f8789597dee7e;hb=6657214a18d41ce76e9ea1bc8b67977ee13d3645;hp=6a1a29c4b6c79bb022674c2171b25d549d42191e;hpb=b46dab6d4498cc1084905a386203868f44e05bd1;p=cc65

diff --git a/libsrc/common/sprintf.s b/libsrc/common/sprintf.s
index 6a1a29c4b..c3e29cb7c 100644
--- a/libsrc/common/sprintf.s
+++ b/libsrc/common/sprintf.s
@@ -5,7 +5,7 @@
 ;
 
 	.export	      	_sprintf
-	.import		pushax, addysp, subysp, _vsprintf
+	.import		pushax, addysp, decsp4, _vsprintf
 	.importzp	sp, ptr1
 
 	.macpack	generic
@@ -33,8 +33,7 @@ _sprintf:
 ; of the fixed arguments, this will allow us to calculate the pointer to the
 ; fixed size arguments easier (they're just ParamSize bytes away).
 
-	ldy	#4
-	jsr	subysp
+	jsr	decsp4
 
 ; Calculate a pointer to the Format argument
 
@@ -54,13 +53,12 @@ _sprintf:
 	dey
 	bpl	@L2
 
-; Push va_list (last parameter to vsprintf)
+; Load va_list (last and __fastcall__ parameter to vsprintf)
 
-	lda    	ptr1
-	ldx    	ptr1+1
-	jsr	pushax
+ 	lda    	ptr1
+ 	ldx    	ptr1+1
 
-; Call vfprintf
+; Call vsprintf
 
 	jsr	_vsprintf