572 lines
15 KiB
ArmAsm
572 lines
15 KiB
ArmAsm
*-------------------------
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* Macro library
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*-------------------------
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INCD MAC ;Two byte INC
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INC ]1
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IF MX>1
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BNE NC
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INC ]1+1
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NC FIN
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<<<
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DECD MAC ;Two byte DEC
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IF MX>1
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LDA ]1
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BNE NC
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DEC ]1+1
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NC FIN
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DEC ]1
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<<<
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MOV MAC
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LDA ]1
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STA ]2
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<<<
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MOVD MAC
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MOV ]1;]2
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IF MX>1 ;If A is short
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IF (=]1 ;Syntax MOVD (ADR1),Y;????
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INY
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IF (=]2 ; MOVD (ADR1),Y;(ADR2),Y
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MOV ]1;]2
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ELSE ; MOVD (ADR1),Y;ADR2
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MOV ]1;]2+1
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FIN
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ELSE
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IF (=]2 ;Syntax MOVD ????;(ADR2),Y
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INY
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IF #=]1 ; MOVD #ADR1;(ADR2),Y
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MOV ]1/$100;]2
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ELSE ; MOVD ADR1;(ADR2),Y
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MOV ]1+1;]2
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FIN
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ELSE ;Syntax MOVD ????;ADR2
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IF #=]1 ; MOVD #ADR1;ADR2
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MOV ]1/$100;]2+1
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ELSE ; MOVD ADR1;ADR2
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MOV ]1+1;]2+1
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FIN
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FIN
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FIN
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FIN
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<<<
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LDHI MAC ;For calls from other macs
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IF #=]1
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LDA ]1/$100
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ELSE
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LDA ]1+1
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FIN
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<<<
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ADD MAC
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IF #=]2
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IF #=]1
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ERR 1 ;Error if ADD #lab1;#lab2..
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FIN
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FIN
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CLC
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LDA ]1 ;Syntax ADD lab1;lab2;lab3
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ADC ]2 ; or ADD #lab1;lab2;lab3 etc
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DO ]0/3
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STA ]3 ;If 3 parms
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ELSE ;2 parm cases:
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IF #=]2
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STA ]1 ;Syntax ADD lab1;#lab2
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ELSE ;Syntax ADD lab1;lab2
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STA ]2 ; or ADD #lab1;lab2 -> lab2
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FIN
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FIN
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IF MX>1 ;Following ignored if M long
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LDA ]1+1
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IF #=]2
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ADC ]2/$100
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ELSE
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ADC ]2+1
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FIN
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DO ]0/3
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STA ]3+1 ;If 3 parms
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ELSE ;Two parm cases:
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IF #=]2
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STA ]1+1 ;Syntax ADD lab1;#lab2
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ELSE ; -> lab1
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STA ]2+1 ;Syntax ADD lab1;lab2 -> lab2
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FIN ; or ADD #lab1;lab2 -> lab2
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FIN
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FIN
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<<<
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SUB MAC
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IF #=]2
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IF #=]1
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ERR 1 ;Error if SUB #lab1;#lab2..
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FIN
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FIN
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SEC
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LDA ]1 ;Syntax SUB lab1;lab2;lab3
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SBC ]2 ; or SUB #lab1;lab2;lab3 etc
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DO ]0/3
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STA ]3 ;If 3 parms
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ELSE ;Two parm cases:
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IF #=]2
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STA ]1 ;Syntax SUB lab1;#lab2
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ELSE ;Syntax SUB lab1;lab2
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STA ]2 ; or SUB #lab1;lab2 -> lab2
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FIN
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FIN ;Of 2 parm cases
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IF MX>1 ;Rest ignored if M long
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LDHI ]1
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IF #=]2
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SBC ]2/$100 ;Case #lab2
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ELSE
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SBC ]2+1 ;Case lab2
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FIN
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DO ]0/3
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STA ]3+1 ;If 3 parms
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ELSE ;Two parm cases:
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IF #=]2
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STA ]1+1 ;Syntax SUB lab1;#lab2
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ELSE ; -> lab1
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STA ]2+1 ;Syntax SUB lab1;lab2 -> lab2
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FIN ; or SUB #lab1;lab2 -> lab2
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FIN ;Of 2 parm cases
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FIN ;Of M short
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<<<
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ADDX MAC
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TXA
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ADDA MAC
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CLC
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ADC ]1
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STA ]2
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IF MX>1
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LDHI ]1
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ADC #0
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STA ]2+1
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FIN
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<<<
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ADDY MAC
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TYA
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ADDA ]1;]2
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<<<
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ADDNUM MAC
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LDA #]1
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CLC
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ADC ]2
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STA ]2
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IF MX>1
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BCC NC
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INC ]2+1
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NC FIN
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<<<
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SWAP MAC
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LDA ]1
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PHA
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LDA ]2
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STA ]1
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PLA
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STA ]2
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<<<
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COMPARE MAC
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LDA ]1
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CMP ]2
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IF MX>1
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LDHI ]1 ;Syntax COMPARE lab1;lab2
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IF #=]2 ; or COMPARE lab1;#lab2
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SBC ]2/$100
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ELSE
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SBC ]2+1
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FIN
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FIN
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<<<
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POKE MAC
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MOV #]2;]1
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<<<
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STADR MAC
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POKE ]2;]1
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IF MX>1 ;If M is short, do high byte
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POKE ]2+1;]1/$100
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FIN
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<<<
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*=================================================
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* Save and restore registers macros. Recommended
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* for use at the start and end of subroutines
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* which might be called from unknown status and
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* which must set up register lengths.
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*-------------------------------------------------
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SAVSTAT MAC ;Save registers & status
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PHA
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PHY
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PHX
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PHP
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<<<
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RESTORE MAC ;Restore regs & status
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PLP ;This must come first
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PLX ; so register restores
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PLY ; have correct length.
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PLA
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<<<
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*=================================================
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* Conditional branches not available on the 65816:
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*-------------------------------------------------
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BLE MAC ;Branch if less than or =
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BEQ ]1
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BLT ]1
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<<<
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BGT MAC ;Branch if greater than
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BEQ OV
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BGE ]1
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OV <<<
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*=================================================
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* Conditional long branches. For use when out of
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* range of a short branch and branching mechanism
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* is wanted to be hidden on the listing.
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*-------------------------------------------------
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BRTL MAC ;BRL if less than (long)
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BCCL MAC ;BRL if carry clear (long)
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BCS OV
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BRL ]1
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OV <<<
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BGEL MAC ;BRL if greater or equal (long)
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BCSL MAC ;BRL if carry set (long)
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BCC OV
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BRL ]1
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OV <<<
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BPLL MAC ;BRL if plus (long)
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BMI OV
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BRL ]1
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OV <<<
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BMIL MAC ;BRL if minus (long)
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BPL OV
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BRL ]1
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OV <<<
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BEQL MAC ;BRL if equal (long)
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BNE OV
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BRL ]1
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OV <<<
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BNEL MAC ;BRL if not equal (long)
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BEQ OV
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BRL ]1
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OV <<<
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BVCL MAC ;BRL if V clear (long)
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BVS OV
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BRL ]1
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OV <<<
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BVSL MAC ;BRL if V set (long)
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BVC OV
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BRL ]1
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OV <<<
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BLEL MAC ;BRL if less or equal (long)
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BEQ BR
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BGE OV
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BR BRL ]1
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OV <<<
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BLTL MAC ;BRL if less than (long)
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BGE OV
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BRL ]1
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OV <<<
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BGTL MAC ;BRL if greater than (long)
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BEQ OV
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BLT OV
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BR BRL ]1
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OV <<<
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*=================================================
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* The I/O macros below expect the COUT routine
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* to be included or linked in as an external.
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* PRINT expects the same of the SENDMSG routine.
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*
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* (Just declare COUT and SENDMSG as externals
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* and include the linker command LIB 5 in the
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* linker command file. SENDMSG also requires an
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* OUTPUT routine in your source declared as an
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* entry. It can be as simple as:
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*
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* OUTPUT JMP COUT
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*
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* SENDMSG and COUT are in the LIB directory and
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* their source files are in the SOURCE directory.
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*-------------------------------------------------
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PRINT MAC ;Syntax PRINT "message"
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JSR SENDMSG ; or PRINT 8D8D or
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ASC ]1 ; PRINT 8D8D"text"8D"more"
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BRK ; etc.
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<<<
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OUT MAC
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LDA ]1 ;Syntax OUT #"A"
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JSR COUT ; or OUT ADDRESS
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<<< ; or OUT (PNT),Y etc.
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HOME MAC ;Clear 80 col screen
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OUT #"L"&$9F
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<<<
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NORMAL MAC ;Set normal text
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OUT #"N"&$9F
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<<<
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INVERSE MAC ;Set inverse text
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OUT #"O"&$9F
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<<<
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MOUSEON MAC ;Turn mousetext on
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OUT #"["&$9F
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INVERSE
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<<<
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MOUSEOFF MAC ;Turn mousetext off
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OUT #"X"&$9F
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NORMAL
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<<<
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BELL MAC ;Ring bell
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OUT #"G"&$9F
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<<<
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CLEOL MAC ;Clear to end of line
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OUT #$9D
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<<<
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CLEOP MAC ;Clear to end of screen
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OUT #$8B
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<<<
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OUTCR MAC ;Do carriage return
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OUT #$8D
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<<<
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GOTOXY MAC ;Pascal output only!
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OUT #$1E
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LDA ]1 ;X coor (imm or location)
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CLC
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ADC #' '
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JSR COUT
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LDA ]2 ;Y coor (")
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CLC
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ADC #' '
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JSR COUT
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<<<
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CURSXY MAC ;GOTOXY for BASIC output
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OUT #"Y"&$9F ;Home cursor
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LDX ]2 ;Syntax (both versions):
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BEQ H ; CURSXY #55;#10 or
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CR OUTCR ; CURSXY XLOC,YLOC etc.
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DEX
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BNE CR
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H IF MX<2 ;If M is long then
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SEP %00100000 ; must shorten it
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LDA ]1
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STAL $24
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REP %00100000 ; and lengthen on exit.
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ELSE ;If M is short then
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LDA ]1 ; leave as is
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STAL $24
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FIN
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<<<
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**************************************************
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* APW-Equivalent Macros 1/20/89 *
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* For use with APW or ORCA/M source listings. *
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* *
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**************************************************
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*================================================
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DP MAC
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ADRL ]1
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<<<
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ASL4 MAC
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LDA ]1+2
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DO ]0/2 ;If 2 parms then set
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LDX ]2 ; X to 2nd parm.
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FIN
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]A ASL ;Otherwise use X to
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ASL ]1 ; decide how many
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ADC #0 ; ASL's to do.
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DEX
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BNE ]A
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STA ]1+2
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<<<
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LSR4 MAC
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DO ]0/2 ;If 2 parms, then COMPLEMENT
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LDA ]2 ; of X must be 2nd parm.
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EOR $FFFF
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CLC
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ADC #1
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TAX
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FIN
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LDA ]1
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]A LSR
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LSR ]1+2
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BCC ]B
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ORA #$8000
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]B INX
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BNE ]A
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STA ]1
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<<<
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DEC4 MAC
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IF MX/2-1 ; IF M IS SHORT
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ERR 1 ; ERR IF NOT 16-BIT MODE
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ELSE
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DEC ]1
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BPL ]A
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DEC ]1+2
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]A FIN
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<<<
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INC4 MAC
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IF MX/2-1 ; IF M IS SHORT
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ERR 1 ; ERR IF NOT 16-BIT MODE
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ELSE
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INC ]1
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BNE ]A
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INC ]1+2
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]A FIN
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<<<
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ADD4 MAC
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CLC ;If 3 parms then use
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DO ]0/3 ; raw 4 byte addresses.
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IF #=]1
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LDA #<]1
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ELSE ;Make sure we use the
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LDA ]1 ; right LDA for data
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FIN ; or addresses.
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IF #=]2
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ADC #<]2
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ELSE ;Make sure we use the
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ADC ]2 ; right ADC for data
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FIN ; or addresses.
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STA ]3
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IF #=]1
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LDA #^]1
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ELSE ;Make sure we use the
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LDA ]1+2 ; right LDA for data
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FIN ; or addresses.
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IF #=]2
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ADC #^]2
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ELSE ;Make sure we use the
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ADC ]2+2 ; right ADC for data
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FIN ; or addresses.
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STA ]3+2
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ELSE ;If 2 parms then use
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; 2 byte Accumulator.
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IF #=]1
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ADC #<]1
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ELSE ;Make sure we use the
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ADC ]1 ; right ADC for data
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FIN ; or addresses.
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STA ]2
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IF #=]1
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LDA #^]1
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ELSE ;Make sure we use the
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LDA ]1+2 ; right LDA for data
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FIN ; or addresses.
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ADC #0
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STA ]2+2
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FIN
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<<<
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SUB4 MAC
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SEC ;If 3 parms then use
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DO ]0/3 ; raw 4 byte addresses.
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IF #=]1
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LDA #<]1
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ELSE ;Make sure we use the
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LDA ]1 ; right LDA for data
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FIN ; or addresses.
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IF #=]2
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SBC #<]2
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ELSE ;Make sure we use the
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SBC ]2 ; right SBC for data
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FIN ; or addresses.
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STA ]3
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IF #=]1
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LDA #^]1
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ELSE ;Make sure we use the
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LDA ]1+2 ; right LDA for data
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FIN ; or addresses.
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IF #=]2
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SBC #^]2
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ELSE ;Make sure we use the
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SBC ]2+2 ; right SBC for data
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FIN ; or addresses.
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STA ]3+2
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ELSE
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IF #=]1
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SBC #<]1
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ELSE ;Make sure we use the
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SBC ]1 ; right SBC for data
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FIN ; or addresses.
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STA ]2
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IF #=]1
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LDA #^]1
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ELSE ;Make sure we use the
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LDA ]1+2 ; right LDA for data
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FIN ; or addresses.
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SBC #0
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STA ]2+2
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FIN
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<<<
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