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cc65/libsrc/runtime/zeropage.s

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;
; Ullrich von Bassewitz, 26.05.2002
;
; CC65 runtime: zeropage usage
;
.include "zeropage.inc"
; ------------------------------------------------------------------------
.zeropage
sp: .res 2 ; Stack pointer
sreg: .res 2 ; Secondary register/high 16 bit for longs
regsave: .res 4 ; Slot to save/restore (E)AX into
ptr1: .res 2
ptr2: .res 2
ptr3: .res 2
ptr4: .res 2
tmp1: .res 1
tmp2: .res 1
tmp3: .res 1
tmp4: .res 1
regbank: .res regbanksize ; Register bank
; Add an empty EXTZP zeropage segment to avoid linker warnings that this
; segment does not exist (it does not exist in most builtin linker configs
; but is used when linking modules).
.segment "EXTZP" : zeropage