diff options
Diffstat (limited to 'z80.cpu')
| -rw-r--r-- | z80.cpu | 45 |
1 files changed, 39 insertions, 6 deletions
@@ -2016,31 +2016,37 @@ fdcb 11BBB110 set_iyd fdcb 11BBBRRR set_iyd_reg z80_set_index B main.R - -ed 10100000 ldi + +z80_fetch_mod_hl local tmp 16 - local tmp8 8 + arg change 16 lsl h 8 tmp or l tmp tmp mov tmp scratch1 - add 1 tmp tmp + add change tmp tmp mov tmp l lsr tmp 8 h ocall read_8 cycles 1 +z80_ldd_ldi + arg change 16 + local tmp 16 + local tmp8 8 + z80_fetch_mod_hl change + add a scratch1 tmp8 update_flags H0XN0 and 0x2 tmp8 tmp8 - lsl 4 tmp8 tmp8 + lsl tmp8 4 tmp8 and 0x88 last_flag_result last_flag_result or tmp8 last_flag_result last_flag_result lsl d 8 tmp or e tmp tmp mov tmp scratch2 - add 1 tmp tmp + add change tmp tmp mov tmp e lsr tmp 8 d ocall write_8 @@ -2054,7 +2060,34 @@ ed 10100000 ldi mov c pvflag or b pvflag pvflag + cycles 5 + +ed 10100000 ldi + z80_ldd_ldi 1 + +ed 10101000 ldd + z80_ldd_ldi -1 + +ed 10110000 ldir + z80_ldd_ldi 1 + if pvflag + + add 1 pc wz + sub 1 pc pc + cycles 5 + + end + +ed 10111000 lddr + z80_ldd_ldi -1 + if pvflag + add 1 pc wz + sub 1 pc pc cycles 5 + + end + +
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