( Macros )
( clear carry + SBC )
: SUBHLss, A ORr, SBCHLss, ;
: PUSH0, BC 0 LDddnn, BC PUSHqq, ;
: PUSH1, BC 1 LDddnn, BC PUSHqq, ;
: PUSHZ, BC 0 LDddnn, IFZ, BC INCss, THEN, BC PUSHqq, ;
: PUSHA, B 0 LDrn, C A LDrr, BC PUSHqq, ;
: HLZ, A H LDrr, L ORr, ;
: DEZ, A D LDrr, E ORr, ;
: LDDE(HL), E (HL) LDrr, HL INCss, D (HL) LDrr, ;
: OUTHL, DUP A H LDrr, OUTnA, A L LDrr, OUTnA, ;
: OUTDE, DUP A D LDrr, OUTnA, A E LDrr, OUTnA, ;