The IRQ handler needs to save the registers. By Stefan Haubenthal.

[cc65] / libsrc / nes / waitvblank.s

diff --git a/libsrc/nes/waitvblank.s b/libsrc/nes/waitvblank.s
index a54607092d3aefdf8d665a0d9d757282acc1404c..373a8462916bbe95df9f4d30ee1d9bf7c72ee022 100644 (file)
--- a/libsrc/nes/waitvblank.s
+++ b/libsrc/nes/waitvblank.s
@@ -2,7 +2,7 @@
 ; Written by Groepaz/Hitmen <groepaz@gmx.net>
 ; Cleanup by Ullrich von Bassewitz <uz@cc65.org>
 ;
-; void __fastcall__ waitvblank(void);
+; void waitvblank(void);
 ;
 
        .export _waitvblank
@@ -16,5 +16,3 @@ wait:   lda     PPU_STATUS
         rts
 
 .endproc
-
-