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cc65/libsrc/atari/save_area.s

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;
; Atari XL, shared data between 2nd load chunk and main chunk
;
; Contains old values of modified system variables and ports.
;
; Christian Groessler, chris@groessler.org, 2013
;
.if .defined(__ATARIXL__)
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.export IRQ_save
.export NMI_save
.export RESET_save
.export SAVMSC_save
.export MEMTOP_save
.export APPMHI_save
.export RAMTOP_save
.export PORTB_save
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.export ZP_CIOV_save
.export ZP_SIOV_save
.segment "SAVEAREA"
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IRQ_save: .res 2
NMI_save: .res 2
RESET_save: .res 2
SAVMSC_save: .res 2
MEMTOP_save: .res 2
APPMHI_save: .res 2
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ZP_CIOV_save: .res 3
ZP_SIOV_save: .res 3
RAMTOP_save: .res 1
PORTB_save: .res 1
.endif