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collapseos/blk/286
Virgil Dupras 440ea43a88 z80a: make mnemonic names more uniform across assemblers
Initially, I used the same letters as those used in the z80 ref
docs, but it makes the different assemblers harder to use than they
should. Having consistent "argtype" rules across assemblers should
help.
2020-06-27 22:01:56 -04:00

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CODE 2>R ( 0xa9 )
DE POP, HL POP,
17 BCALL, ( 17 == pushRS ) EXDEHL, 17 BCALL,
;CODE NOP, NOP, NOP,
CODE (n) ( 0xbf, number literal )
( Literal value to push to stack is next to (n) reference
in the atom list. That is where IP is currently pointing.
Read, push, then advance IP. )
E 0 IY+ LDrIXY,
D 1 IY+ LDrIXY,
IY INCd, IY INCd,
DE PUSH,
;CODE