more Z80 work

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FeralChild64 authored and FeralChild64 committed 2021-01-26 00:03:07 +01:00
1 parent de92cc991c
commit fb347b6a7b
10 files changed
+297 -138

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@@ -4,33 +4,6 @@
;
Z80_illegal__DD:
Z80_illegal__ED:
Z80_illegal__FD:
Z80_illegal__DDCB:
Z80_illegal__FDCB:
inc REG_R06 ; XXX check if this is correct
; FALLTROUGH
; LD instructions with no effect
Z80_instr_40: ; LD B,B
Z80_instr_49: ; LD C,C
Z80_instr_52: ; LD D,D
Z80_instr_5B: ; LD E,E
Z80_instr_64: ; LH H,H
Z80_instr_6D: ; LD L,L
Z80_instr_7F: ; LD A,A
; For interrupts (not emulated as of yet)
Z80_instr_ED_46: ; IM 0
Z80_instr_ED_56: ; IM 1
Z80_instr_ED_5E: ; IM 2
; Real NOP
Z80_instr_00: ; NOP
jmp ZVM_next
Z80_instr_F3: ; DI
lda #$00