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Text File | 1994-07-13 | 3KB | 293 lines

; ; ; THESE ARE UNDOCUMENTED Z80 CODES. THEY ALLOW 8-BIT ; OPERATIONS WITH THE IX AND IY REGISTERS. ; OTHER CODES ALLOW A SHIFT-LEFT-AND-SET-LSB OPERATION ; TO ANY REGISTER ; XX EQU 0DDH YY EQU 0FDH ; MOVAHX MACRO DB XX MOV A,H ENDM MOVBHX MACRO DB XX MOV B,H ENDM MOVCHX MACRO DB XX MOV C,H ENDM MOVDHX MACRO DB XX MOV D,H ENDM MOVEHX MACRO DB XX MOV E,H ENDM MOVLHX MACRO DB XX MOV L,H ENDM MOVALX MACRO DB XX MOV A,L ENDM MOVBLX MACRO DB XX MOV B,L ENDM MOVCLX MACRO DB XX MOV C,L ENDM MOVDLX MACRO DB XX MOV D,L ENDM MOVELX MACRO DB XX MOV E,L ENDM MOVHLX MACRO DB XX MOV H,L ENDM ; MOVAHY MACRO DB YY MOV A,H ENDM MOVBHY MACRO DB YY MOV B,H ENDM MOVCHY MACRO DB YY MOV C,H ENDM MOVDHY MACRO DB YY MOV D,H ENDM MOVEHY MACRO DB YY MOV E,H ENDM MOVLHY MACRO DB YY MOV L,H ENDM MOVALY MACRO DB YY MOV A,L ENDM MOVBLY MACRO DB YY MOV B,L ENDM MOVCLY MACRO DB YY MOV C,L ENDM MOVDLY MACRO DB YY MOV D,L ENDM MOVELY MACRO DB YY MOV E,L ENDM MOVHLY MACRO DB YY MOV H,L ENDM ; MVIHX MACRO ?NN DB XX MVI H,?NN ENDM MVILX MACRO ?NN DB XX MVI L,?NN ENDM MVIHY MACRO ?NN DB YY MVI H,?NN ENDM MVILY MACRO ?NN DB YY MVI L,?NN ENDM ; ADDHX MACRO DB XX ADD H ENDM ADDLX MACRO DB XX ADD L ENDM ADCHX MACRO DB XX ADC H ENDM ADCLX MACRO DB XX ADC L ENDM SUBHX MACRO DB XX SUB H ENDM SUBLX MACRO DB XX SUB L ENDM SBBHX MACRO DB XX SBB H ENDM SBBLX MACRO DB XX SBB L ENDM ANAHX MACRO DB XX ANA H ENDM ANALX MACRO DB XX ANA L ENDM XRAHX MACRO DB XX XRA H ENDM XRALX MACRO DB XX XRA L ENDM ORAHX MACRO DB XX ORA H ENDM ORALX MACRO DB XX ORA L ENDM CMPHX MACRO DB XX CMP H ENDM CMPLX MACRO DB XX CMP L ENDM ; ADDHY MACRO DB YY ADD H ENDM ADDLY MACRO DB YY ADD L ENDM ADCHY MACRO DB YY ADC H ENDM ADCLY MACRO DB YY ADC L ENDM SUBHY MACRO DB YY SUB H ENDM SUBLY MACRO DB YY SUB L ENDM SBBHY MACRO DB YY SBB H ENDM SBBLY MACRO DB YY SBB L ENDM ANAHY MACRO DB YY ANA H ENDM ANALY MACRO DB YY ANA L ENDM YRAHY MACRO DB YY YRA H ENDM YRALY MACRO DB YY YRA L ENDM ORAHY MACRO DB YY ORA H ENDM ORALY MACRO DB YY ORA L ENDM CMPHY MACRO DB YY CMP H ENDM CMPLY MACRO DB YY CMP L ENDM ; INRHX MACRO DB XX INR H ENDM INRLX MACRO DB XX INR L ENDM INRHY MACRO DB YY INR H ENDM INRLY MACRO DB YY INR L ENDM ; DCRHX MACRO DB XX DCR H ENDM DCRLX MACRO DB XX DCR L ENDM DCRHY MACRO DB YY DCR H ENDM DCRLY MACRO DB YY DCR L ENDM ; SLAS MACRO ?R DB 0CBH,30H + ?R ENDM