33 lines
488 B
NASM
33 lines
488 B
NASM
* MISCELLANEOUS ROUTINES AT $F669
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* IN THE APPLE II INTEGER BASIC ROM
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ORG $F669
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* ADDRESSES
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ASAVE EQU $56
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XSAVE EQU $57
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YSAVE EQU $58
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PSAVE EQU $59
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STACK EQU $100
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*
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SAVE STY YSAVE
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STX XSAVE
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STA ASAVE
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PHP
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PLA
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STA PSAVE
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TSX
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INX
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INX
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LDA $0100,X
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ASL
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ASL
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ASL
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ASL
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RTS
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RESTORE LDY YSAVE
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LDX XSAVE
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LDA PSAVE
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PHA
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LDA ASAVE
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PLP
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RTS
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