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z80: remove layers of indirection of find calls
2020-06-18 07:40:20 -04:00
PC ORG @ 1 + ! ( main )
( STACK OVERFLOW PROTECTION: See B76 )
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
SP PS_ADDR LDdn, IX RS_ADDR LDdn,
z80: remove layers of indirection of find calls
2020-06-18 07:40:20 -04:00
( HERE begins at RAMEND )
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
HL RAMSTART 0x80 + LDdn,
RAMSTART 0x04 + LD(n)HL, ( RAM+04 == HERE )
z80: remove layers of indirection of find calls
2020-06-18 07:40:20 -04:00
( LATEST is a label to the latest entry of the dict. It is
written at offset 0x08 by the process or person building
Forth. )
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
BIN( @ 0x08 + LDHL(n),
RAMSTART 0x02 ( CURRENT ) + LD(n)HL,
DE BIN( @ 0x04 ( BOOT ) + LDdd(n),
z80: remove remaining indirections in execute calls We now have a stable ABI that is pretty cleared up...
2020-06-18 07:50:20 -04:00
JR, L1 FWR ( execute, B301 )
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