collapseos/blk/503
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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BEGIN,
A 0xff LDri, (HL) A LDrr, ( default mask )
L1 BSET ( loop2 ) @GET, @PUT,
0x20 CPi, JRZ, L4 FWR ( escapechar )
( not an escape char, just apply the mask and write )
(HL) ANDr, (HL) A LDrr,
HL INCd,
JR, AGAIN,
L4 FSET ( escapechar, adjust by setting (hl) to 0x7f )
7 (HL) RES, JR, L1 BWR ( loop2 )
L2 FSET ( maybeerror, was it an error? )
A ORr, JRZ, L1 BWR ( loop2, not an error )
L3 FSET ( error )
C A LDrr, ( error code from @GET/@PUT )
A 0x1a LDri, ( @ERROR ) 0x28 RST, RET,