;
; zeropage.inc
;
-; (C) Copyright 2002 Ullrich von Bassewitz (uz@cc65.org)
+; (C) Copyright 2002-2012, Ullrich von Bassewitz (uz@cc65.org)
;
; Assembler include file that imports the runtime zero page locations used
; by the compiler, ready for usage in asm code.
- .importzp sp, sreg, regsave
- .importzp ptr1, ptr2, ptr3, ptr4
- .importzp tmp1, tmp2, tmp3, tmp4
- .importzp regbank
+ .globalzp sp, sreg, regsave
+ .globalzp ptr1, ptr2, ptr3, ptr4
+ .globalzp tmp1, tmp2, tmp3, tmp4
+ .globalzp regbank
+
+; The size of the register bank
+regbanksize = 6
; The total amount of zero page space used
+zpspace = 26
-zpspace = 24
-
-
-
+; The amount of space that needs to be saved by an interrupt handler that
+; calls C code (does not include the register bank, which is saved by the
+; generated C code if required).
+zpsavespace = zpspace - regbanksize