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fig-FORTH FOR 6800 - Forth Interest Group

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c0~right:<strong><strong>FOR</strong>TH</strong> <strong>Interest</strong> <strong>Group</strong> SSB MNEMONIC ASSEMBLER PAGE 17<br />

FCC 4,CMOVE source, destination, count<br />

Fa3<br />

FDB<br />

CMOVE FDB<br />

SC5<br />

CR-5<br />

*+2 takes ( 43+47*count ) cycles<br />

CMOVl<br />

LDX<br />

LDA B<br />

PUL A<br />

STA A<br />

INX<br />

DEC B<br />

#N<br />

#6<br />

0,X move parameters to scratch area<br />

BNE CMOVl<br />

CMOV;! LW A N<br />

LOA E N+1<br />

SUE B A1<br />

SBC A<br />

LSTA A<br />

#O<br />

N<br />

STA B<br />

BCS<br />

N+1<br />

cmv3<br />

LDX<br />

LDA A<br />

IhX<br />

N+4<br />

0,X<br />

STX<br />

LDX<br />

STA A<br />

IhX<br />

Nt4<br />

N+2<br />

0,X<br />

STX N+2<br />

BRA CMOV2<br />

CMCV3 JMP NEXT<br />

*<br />

* #k####>> screen 23 > 18

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