Mercurial > repos > blastem
annotate z80.cpu @ 1763:7e97d820b491
Fix implementation of halt in new Z80 core
author | Michael Pavone <pavone@retrodev.com> |
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date | Tue, 19 Feb 2019 23:14:38 -0800 |
parents | 6e4faa10f9ee |
children | 6cc2fa6a1955 |
rev | line source |
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1706
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Initial checkin of new WIP Z80 core using CPU DSL
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1 info |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
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2 prefix z80_ |
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3 opcode_size 8 |
1721
0e5df2bc0f9f
Implementation of some of the rotate instructions in new Z80 core
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4 extra_tables cb ed dded fded ddcb fdcb dd fd |
1706
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5 body z80_run_op |
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6 sync_cycle z80_sync_cycle |
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7 interrupt z80_interrupt |
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8 include z80_util.c |
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9 header z80.h |
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10 |
1748
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Added init functions to z80_util.c so new Z80 core is closer to a drop in replacement for the old one
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11 declare |
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12 void init_z80_opts(z80_options * options, memmap_chunk const * chunks, uint32_t num_chunks, memmap_chunk const * io_chunks, uint32_t num_io_chunks, uint32_t clock_divider, uint32_t io_address_mask); |
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13 z80_context * init_z80_context(z80_options *options); |
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14 void z80_run(z80_context *context, uint32_t target_cycle); |
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15 void z80_assert_reset(z80_context * context, uint32_t cycle); |
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16 void z80_clear_reset(z80_context * context, uint32_t cycle); |
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17 void z80_assert_busreq(z80_context * context, uint32_t cycle); |
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18 void z80_clear_busreq(z80_context * context, uint32_t cycle); |
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19 void z80_assert_nmi(z80_context *context, uint32_t cycle); |
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20 uint8_t z80_get_busack(z80_context * context, uint32_t cycle); |
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21 void z80_invalidate_code_range(z80_context *context, uint32_t start, uint32_t end); |
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22 void z80_adjust_cycles(z80_context * context, uint32_t deduction); |
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23 void z80_serialize(z80_context *context, serialize_buffer *buf); |
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24 void z80_deserialize(deserialize_buffer *buf, void *vcontext); |
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25 void zinsert_breakpoint(z80_context * context, uint16_t address, uint8_t * bp_handler); |
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26 void zremove_breakpoint(z80_context * context, uint16_t address); |
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27 void z80_options_free(z80_options *opts); |
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28 void z80_sync_cycle(z80_context *context, uint32_t target_cycle); |
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29 |
1706
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30 regs |
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31 main 8 b c d e h l f a |
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32 alt 8 b' c' d' e' h' l' f' a' |
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33 i 8 |
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34 r 8 |
1732
3b286be82ea5
Implemented ld a,r and ld a,i in new Z80 core
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35 rhigh 8 |
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36 iff1 8 |
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37 iff2 8 |
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38 imode 8 |
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39 sp 16 |
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40 ix 16 |
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41 iy 16 |
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42 pc 16 |
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43 wz 16 |
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44 nflag 8 |
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45 last_flag_result 8 |
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46 pvflag 8 |
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47 chflags 8 |
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48 zflag 8 |
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49 scratch1 16 |
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50 scratch2 16 |
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51 busreq 8 |
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52 busack 8 |
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53 reset 8 |
1735
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54 io_map ptrmemmap_chunk |
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55 io_chunks 32 |
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56 io_mask 32 |
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57 int_cycle 32 |
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58 int_end_cycle 32 |
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59 int_value 8 |
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60 nmi_cycle 32 |
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61 system ptrvoid |
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62 fastread ptr8 64 |
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63 fastwrite ptr8 64 |
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64 mem_pointers ptr8 4 |
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65 |
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66 flags |
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67 register f |
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68 S 7 sign last_flag_result.7 |
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69 Z 6 zero zflag |
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70 Y 5 bit-5 last_flag_result.5 |
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71 H 4 half-carry chflags.3 |
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72 P 2 parity pvflag |
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73 V 2 overflow pvflag |
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74 X 3 bit-3 last_flag_result.3 |
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75 N 1 none nflag |
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76 C 0 carry chflags.7 |
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77 |
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78 |
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79 z80_op_fetch |
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80 cycles 1 |
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81 add 1 r r |
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82 mov pc scratch1 |
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83 ocall read_8 |
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84 add 1 pc pc |
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85 |
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86 z80_run_op |
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87 printf "Z80: %X @ %d\n" pc cycles |
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88 #printf "Z80: %X - A: %X, B: %X, C: %X D: %X, E: %X, H: %X, L: %X, SP: %X, IX: %X, IY: %X @ %d\n" pc a b c d e h l sp ix iy cycles |
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89 z80_op_fetch |
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90 dispatch scratch1 |
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91 |
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92 z80_interrupt |
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93 cmp int_cycle cycles |
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94 if >=U |
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95 |
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96 mov 0 iff1 |
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97 mov 0 iff2 |
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98 cycles 6 |
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99 update_sync |
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100 |
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101 switch imode |
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102 case 0 |
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103 dispatch int_value |
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104 |
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105 case 1 |
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106 dispatch 0xFF |
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107 |
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108 case 2 |
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109 lsl i 8 pc |
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110 or int_value pc pc |
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111 #CD is call |
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Initial attempt at interrupts in new Z80 core and integrating it into main executable
Michael Pavone <pavone@retrodev.com>
parents:
1750
diff
changeset
|
112 dispatch 0xCD |
d6d4c006a7b3
Initial attempt at interrupts in new Z80 core and integrating it into main executable
Michael Pavone <pavone@retrodev.com>
parents:
1750
diff
changeset
|
113 end |
d6d4c006a7b3
Initial attempt at interrupts in new Z80 core and integrating it into main executable
Michael Pavone <pavone@retrodev.com>
parents:
1750
diff
changeset
|
114 |
d6d4c006a7b3
Initial attempt at interrupts in new Z80 core and integrating it into main executable
Michael Pavone <pavone@retrodev.com>
parents:
1750
diff
changeset
|
115 else |
d6d4c006a7b3
Initial attempt at interrupts in new Z80 core and integrating it into main executable
Michael Pavone <pavone@retrodev.com>
parents:
1750
diff
changeset
|
116 |
d6d4c006a7b3
Initial attempt at interrupts in new Z80 core and integrating it into main executable
Michael Pavone <pavone@retrodev.com>
parents:
1750
diff
changeset
|
117 cmp nmi_cycle cycles |
d6d4c006a7b3
Initial attempt at interrupts in new Z80 core and integrating it into main executable
Michael Pavone <pavone@retrodev.com>
parents:
1750
diff
changeset
|
118 if >=U |
d6d4c006a7b3
Initial attempt at interrupts in new Z80 core and integrating it into main executable
Michael Pavone <pavone@retrodev.com>
parents:
1750
diff
changeset
|
119 |
d6d4c006a7b3
Initial attempt at interrupts in new Z80 core and integrating it into main executable
Michael Pavone <pavone@retrodev.com>
parents:
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diff
changeset
|
120 mov 0xFFFFFFFF nmi_cycle |
d6d4c006a7b3
Initial attempt at interrupts in new Z80 core and integrating it into main executable
Michael Pavone <pavone@retrodev.com>
parents:
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diff
changeset
|
121 mov 0 iff1 |
d6d4c006a7b3
Initial attempt at interrupts in new Z80 core and integrating it into main executable
Michael Pavone <pavone@retrodev.com>
parents:
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diff
changeset
|
122 local pch 8 |
d6d4c006a7b3
Initial attempt at interrupts in new Z80 core and integrating it into main executable
Michael Pavone <pavone@retrodev.com>
parents:
1750
diff
changeset
|
123 lsr pc 8 pch |
d6d4c006a7b3
Initial attempt at interrupts in new Z80 core and integrating it into main executable
Michael Pavone <pavone@retrodev.com>
parents:
1750
diff
changeset
|
124 meta high pch |
d6d4c006a7b3
Initial attempt at interrupts in new Z80 core and integrating it into main executable
Michael Pavone <pavone@retrodev.com>
parents:
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diff
changeset
|
125 meta low pc |
d6d4c006a7b3
Initial attempt at interrupts in new Z80 core and integrating it into main executable
Michael Pavone <pavone@retrodev.com>
parents:
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diff
changeset
|
126 z80_push |
d6d4c006a7b3
Initial attempt at interrupts in new Z80 core and integrating it into main executable
Michael Pavone <pavone@retrodev.com>
parents:
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diff
changeset
|
127 mov 0x66 pc |
d6d4c006a7b3
Initial attempt at interrupts in new Z80 core and integrating it into main executable
Michael Pavone <pavone@retrodev.com>
parents:
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diff
changeset
|
128 update_sync |
d6d4c006a7b3
Initial attempt at interrupts in new Z80 core and integrating it into main executable
Michael Pavone <pavone@retrodev.com>
parents:
1750
diff
changeset
|
129 |
d6d4c006a7b3
Initial attempt at interrupts in new Z80 core and integrating it into main executable
Michael Pavone <pavone@retrodev.com>
parents:
1750
diff
changeset
|
130 end |
d6d4c006a7b3
Initial attempt at interrupts in new Z80 core and integrating it into main executable
Michael Pavone <pavone@retrodev.com>
parents:
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diff
changeset
|
131 end |
d6d4c006a7b3
Initial attempt at interrupts in new Z80 core and integrating it into main executable
Michael Pavone <pavone@retrodev.com>
parents:
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diff
changeset
|
132 |
1706
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
133 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
134 11001011 cb_prefix |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
135 z80_op_fetch |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
136 dispatch scratch1 cb |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
137 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
138 11011101 dd_prefix |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
139 z80_op_fetch |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
140 dispatch scratch1 dd |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
141 |
1712
0a9a88b3d061
Fix ED prefix in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1706
diff
changeset
|
142 11101101 ed_prefix |
1706
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
143 z80_op_fetch |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
144 dispatch scratch1 ed |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
145 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
146 11111101 fd_prefix |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
147 z80_op_fetch |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
148 dispatch scratch1 fd |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
149 |
1721
0e5df2bc0f9f
Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1720
diff
changeset
|
150 dd 11001011 ddcb_prefix |
0e5df2bc0f9f
Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1720
diff
changeset
|
151 z80_calc_index ix |
0e5df2bc0f9f
Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1720
diff
changeset
|
152 cycles 2 |
0e5df2bc0f9f
Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
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diff
changeset
|
153 mov pc scratch1 |
0e5df2bc0f9f
Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1720
diff
changeset
|
154 ocall read_8 |
0e5df2bc0f9f
Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1720
diff
changeset
|
155 add 1 pc pc |
0e5df2bc0f9f
Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1720
diff
changeset
|
156 dispatch scratch1 ddcb |
0e5df2bc0f9f
Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1720
diff
changeset
|
157 |
0e5df2bc0f9f
Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1720
diff
changeset
|
158 fd 11001011 fdcb_prefix |
0e5df2bc0f9f
Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1720
diff
changeset
|
159 z80_calc_index iy |
0e5df2bc0f9f
Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1720
diff
changeset
|
160 cycles 2 |
0e5df2bc0f9f
Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1720
diff
changeset
|
161 mov pc scratch1 |
0e5df2bc0f9f
Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1720
diff
changeset
|
162 ocall read_8 |
0e5df2bc0f9f
Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1720
diff
changeset
|
163 add 1 pc pc |
0e5df2bc0f9f
Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1720
diff
changeset
|
164 dispatch scratch1 fdcb |
0e5df2bc0f9f
Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1720
diff
changeset
|
165 |
1706
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
166 z80_check_cond |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
167 arg cond 8 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
168 local invert 8 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
169 switch cond |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
170 case 0 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
171 meta istrue invert |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
172 lnot zflag invert |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
173 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
174 case 1 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
175 meta istrue zflag |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
176 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
177 case 2 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
178 meta istrue invert |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
179 not chflags invert |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
180 and 0x80 invert invert |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
181 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
182 case 3 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
183 meta istrue invert |
1725
89ee53a149ea
Miscellaneous small fixes to new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1724
diff
changeset
|
184 and 0x80 chflags invert |
1706
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
185 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
186 case 4 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
187 meta istrue invert |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
188 lnot pvflag invert |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
189 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
190 case 5 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
191 meta istrue pvflag |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
192 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
193 case 6 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
194 meta istrue invert |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
195 not last_flag_result invert |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
196 and 0x80 invert invert |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
197 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
198 case 7 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
199 meta istrue invert |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
200 and 0x80 last_flag_result invert |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
201 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
202 end |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
203 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
204 z80_fetch_hl |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
205 lsl h 8 scratch1 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
206 or l scratch1 scratch1 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
207 ocall read_8 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
208 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
209 z80_store_hl |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
210 lsl h 8 scratch2 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
211 or l scratch2 scratch2 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
212 ocall write_8 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
213 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
214 z80_fetch_immed |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
215 mov pc scratch1 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
216 ocall read_8 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
217 add 1 pc pc |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
218 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
219 z80_fetch_immed16 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
220 mov pc scratch1 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
221 ocall read_8 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
222 mov scratch1 wz |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
223 add 1 pc pc |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
224 mov pc scratch1 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
225 ocall read_8 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
226 add 1 pc pc |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
227 lsl scratch1 8 scratch1 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
228 or scratch1 wz wz |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
229 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
230 z80_fetch_immed_reg16 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
231 mov pc scratch1 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
232 ocall read_8 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
233 mov scratch1 low |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
234 add 1 pc pc |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
235 mov pc scratch1 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
236 ocall read_8 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
237 mov scratch1 high |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
238 add 1 pc pc |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
239 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
240 z80_fetch_immed_to_reg16 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
241 mov pc scratch1 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
242 ocall read_8 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
243 mov scratch1 reg |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
244 add 1 pc pc |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
245 mov pc scratch1 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
246 ocall read_8 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
247 add 1 pc pc |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
248 lsl scratch1 8 scratch1 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
249 or scratch1 reg reg |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
250 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
251 01RRR110 ld_from_hl |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
252 z80_fetch_hl |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
253 mov scratch1 main.R |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
254 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
255 01DDDSSS ld_from_reg |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
256 mov main.S main.D |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
257 |
1730
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
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diff
changeset
|
258 dd 01DDD100 ld_from_ixh |
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
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changeset
|
259 invalid D 6 |
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
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changeset
|
260 lsr ix 8 main.D |
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
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diff
changeset
|
261 |
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
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changeset
|
262 dd 01100SSS ld_to_ixh |
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
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changeset
|
263 invalid S 6 |
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
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changeset
|
264 local tmp 16 |
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
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diff
changeset
|
265 and 0xFF ix ix |
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
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changeset
|
266 lsl main.S 8 tmp |
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
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changeset
|
267 or tmp ix ix |
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
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diff
changeset
|
268 |
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
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changeset
|
269 dd 0110D10S ld_ixb_to_ixb |
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
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diff
changeset
|
270 |
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
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changeset
|
271 dd 01DDD101 ld_from_ixl |
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
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changeset
|
272 invalid D 6 |
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
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changeset
|
273 mov ix main.D |
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
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changeset
|
274 |
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
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changeset
|
275 dd 01101SSS ld_to_ixl |
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
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changeset
|
276 invalid S 6 |
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
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changeset
|
277 and 0xFF00 ix ix |
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
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changeset
|
278 or main.S ix ix |
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
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diff
changeset
|
279 |
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
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changeset
|
280 dd 01100101 ld_ixl_to_ixh |
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
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diff
changeset
|
281 local tmp 16 |
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
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diff
changeset
|
282 lsl ix 8 tmp |
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
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diff
changeset
|
283 and 0xFF ix ix |
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
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diff
changeset
|
284 or tmp ix ix |
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
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diff
changeset
|
285 |
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
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diff
changeset
|
286 dd 01101100 ld_ixh_to_ixl |
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
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diff
changeset
|
287 local tmp 16 |
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
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diff
changeset
|
288 lsr ix 8 tmp |
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
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diff
changeset
|
289 and 0xFF00 ix ix |
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
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diff
changeset
|
290 or tmp ix ix |
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
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diff
changeset
|
291 |
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
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diff
changeset
|
292 fd 01DDD100 ld_from_iyh |
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
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diff
changeset
|
293 invalid D 6 |
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
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diff
changeset
|
294 lsr iy 8 main.D |
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
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diff
changeset
|
295 |
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1729
diff
changeset
|
296 fd 01100SSS ld_to_iyh |
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1729
diff
changeset
|
297 invalid S 6 |
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
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diff
changeset
|
298 local tmp 16 |
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1729
diff
changeset
|
299 and 0xFF iy iy |
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1729
diff
changeset
|
300 lsl main.S 8 tmp |
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1729
diff
changeset
|
301 or tmp iy iy |
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1729
diff
changeset
|
302 |
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1729
diff
changeset
|
303 fd 0110D10S ld_iyb_to_iyb |
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1729
diff
changeset
|
304 |
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1729
diff
changeset
|
305 fd 01DDD101 ld_from_iyl |
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1729
diff
changeset
|
306 invalid D 6 |
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1729
diff
changeset
|
307 mov iy main.D |
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1729
diff
changeset
|
308 |
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1729
diff
changeset
|
309 fd 01101SSS ld_to_iyl |
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1729
diff
changeset
|
310 invalid S 6 |
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1729
diff
changeset
|
311 and 0xFF00 iy iy |
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1729
diff
changeset
|
312 or main.S iy iy |
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1729
diff
changeset
|
313 |
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1729
diff
changeset
|
314 fd 01100101 ld_iyl_to_iyh |
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1729
diff
changeset
|
315 local tmp 16 |
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1729
diff
changeset
|
316 lsl iy 8 tmp |
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1729
diff
changeset
|
317 and 0xFF iy iy |
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1729
diff
changeset
|
318 or tmp iy iy |
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1729
diff
changeset
|
319 |
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1729
diff
changeset
|
320 fd 01101100 ld_iyh_to_iyl |
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1729
diff
changeset
|
321 local tmp 16 |
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1729
diff
changeset
|
322 lsr iy 8 tmp |
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1729
diff
changeset
|
323 and 0xFF00 iy iy |
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1729
diff
changeset
|
324 or tmp iy iy |
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1729
diff
changeset
|
325 |
1717
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
326 z80_calc_index |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
327 arg index 16 |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
328 mov index wz |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
329 z80_fetch_immed |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
330 sext 16 scratch1 scratch1 |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
331 add scratch1 wz wz |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
332 |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
333 z80_fetch_index |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
334 arg index 16 |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
335 z80_calc_index index |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
336 mov wz scratch1 |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
337 cycles 5 |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
338 ocall read_8 |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
339 |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
340 z80_store_index |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
341 mov wz scratch2 |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
342 ocall write_8 |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
343 |
1706
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
344 dd 01RRR110 ld_from_ix |
1717
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
345 z80_fetch_index ix |
1706
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
346 mov scratch1 main.R |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
347 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
348 fd 01RRR110 ld_from_iy |
1717
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
349 z80_fetch_index iy |
1706
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
350 mov scratch1 main.R |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
351 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
352 00RRR110 ld_immed |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
353 z80_fetch_immed |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
354 mov scratch1 main.R |
1730
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1729
diff
changeset
|
355 |
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1729
diff
changeset
|
356 dd 00100110 ld_immed_ixh |
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1729
diff
changeset
|
357 z80_fetch_immed |
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1729
diff
changeset
|
358 lsl scratch1 8 scratch1 |
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1729
diff
changeset
|
359 and 0xFF ix ix |
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1729
diff
changeset
|
360 or scratch1 ix ix |
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1729
diff
changeset
|
361 |
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1729
diff
changeset
|
362 dd 00101110 ld_immed_ixl |
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1729
diff
changeset
|
363 z80_fetch_immed |
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1729
diff
changeset
|
364 and 0xFF00 ix ix |
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1729
diff
changeset
|
365 or scratch1 ix ix |
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1729
diff
changeset
|
366 |
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1729
diff
changeset
|
367 fd 00100110 ld_immed_iyh |
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1729
diff
changeset
|
368 z80_fetch_immed |
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1729
diff
changeset
|
369 lsl scratch1 8 scratch1 |
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1729
diff
changeset
|
370 and 0xFF iy iy |
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1729
diff
changeset
|
371 or scratch1 iy iy |
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1729
diff
changeset
|
372 |
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1729
diff
changeset
|
373 fd 00101110 ld_immed_iyl |
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1729
diff
changeset
|
374 z80_fetch_immed |
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1729
diff
changeset
|
375 and 0xFF00 iy iy |
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1729
diff
changeset
|
376 or scratch1 iy iy |
1706
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
377 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
378 01110RRR ld_to_hl |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
379 mov main.R scratch1 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
380 z80_store_hl |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
381 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
382 dd 01110RRR ld_to_ix |
1717
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
383 z80_calc_index ix |
1706
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
384 mov wz scratch2 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
385 mov main.R scratch1 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
386 ocall write_8 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
387 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
388 fd 01110RRR ld_to_iy |
1717
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
389 z80_calc_index iy |
1706
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
390 mov wz scratch2 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
391 mov main.R scratch1 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
392 ocall write_8 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
393 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
394 00110110 ld_to_hl_immed |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
395 z80_fetch_immed |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
396 z80_store_hl |
1730
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1729
diff
changeset
|
397 |
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1729
diff
changeset
|
398 dd 00110110 ld_to_ixd_immed |
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1729
diff
changeset
|
399 z80_calc_index ix |
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1729
diff
changeset
|
400 z80_fetch_immed |
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1729
diff
changeset
|
401 cycles 2 |
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1729
diff
changeset
|
402 mov wz scratch2 |
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1729
diff
changeset
|
403 ocall write_8 |
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1729
diff
changeset
|
404 |
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1729
diff
changeset
|
405 fd 00110110 ld_to_iyd_immed |
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1729
diff
changeset
|
406 z80_calc_index iy |
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1729
diff
changeset
|
407 z80_fetch_immed |
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1729
diff
changeset
|
408 cycles 2 |
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1729
diff
changeset
|
409 mov wz scratch2 |
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1729
diff
changeset
|
410 ocall write_8 |
1706
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
411 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
412 00001010 ld_a_from_bc |
1727
9ea0b4cc8f02
Implemented BIT instruction in new Z80 core and fixed a bunch of WZ register calculations
Michael Pavone <pavone@retrodev.com>
parents:
1726
diff
changeset
|
413 lsl b 8 wz |
9ea0b4cc8f02
Implemented BIT instruction in new Z80 core and fixed a bunch of WZ register calculations
Michael Pavone <pavone@retrodev.com>
parents:
1726
diff
changeset
|
414 or c wz wz |
9ea0b4cc8f02
Implemented BIT instruction in new Z80 core and fixed a bunch of WZ register calculations
Michael Pavone <pavone@retrodev.com>
parents:
1726
diff
changeset
|
415 mov wz scratch1 |
9ea0b4cc8f02
Implemented BIT instruction in new Z80 core and fixed a bunch of WZ register calculations
Michael Pavone <pavone@retrodev.com>
parents:
1726
diff
changeset
|
416 add 1 wz wz |
1706
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
417 ocall read_8 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
418 mov scratch1 a |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
419 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
420 00011010 ld_a_from_de |
1727
9ea0b4cc8f02
Implemented BIT instruction in new Z80 core and fixed a bunch of WZ register calculations
Michael Pavone <pavone@retrodev.com>
parents:
1726
diff
changeset
|
421 lsl d 8 wz |
9ea0b4cc8f02
Implemented BIT instruction in new Z80 core and fixed a bunch of WZ register calculations
Michael Pavone <pavone@retrodev.com>
parents:
1726
diff
changeset
|
422 or e wz wz |
9ea0b4cc8f02
Implemented BIT instruction in new Z80 core and fixed a bunch of WZ register calculations
Michael Pavone <pavone@retrodev.com>
parents:
1726
diff
changeset
|
423 mov wz scratch1 |
9ea0b4cc8f02
Implemented BIT instruction in new Z80 core and fixed a bunch of WZ register calculations
Michael Pavone <pavone@retrodev.com>
parents:
1726
diff
changeset
|
424 add 1 wz wz |
1724
9a74c2d05672
Fixed a few ld instructions in the new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1723
diff
changeset
|
425 ocall read_8 |
1706
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
426 mov scratch1 a |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
427 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
428 00111010 ld_a_from_immed |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
429 z80_fetch_immed16 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
430 mov wz scratch1 |
1727
9ea0b4cc8f02
Implemented BIT instruction in new Z80 core and fixed a bunch of WZ register calculations
Michael Pavone <pavone@retrodev.com>
parents:
1726
diff
changeset
|
431 add 1 wz wz |
1706
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
432 ocall read_8 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
433 mov scratch1 a |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
434 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
435 00000010 ld_a_to_bc |
1727
9ea0b4cc8f02
Implemented BIT instruction in new Z80 core and fixed a bunch of WZ register calculations
Michael Pavone <pavone@retrodev.com>
parents:
1726
diff
changeset
|
436 local tmp 8 |
1706
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
437 lsl b 8 scratch2 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
438 or c scratch2 scratch2 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
439 mov a scratch1 |
1727
9ea0b4cc8f02
Implemented BIT instruction in new Z80 core and fixed a bunch of WZ register calculations
Michael Pavone <pavone@retrodev.com>
parents:
1726
diff
changeset
|
440 add c 1 tmp |
9ea0b4cc8f02
Implemented BIT instruction in new Z80 core and fixed a bunch of WZ register calculations
Michael Pavone <pavone@retrodev.com>
parents:
1726
diff
changeset
|
441 lsl a 8 wz |
9ea0b4cc8f02
Implemented BIT instruction in new Z80 core and fixed a bunch of WZ register calculations
Michael Pavone <pavone@retrodev.com>
parents:
1726
diff
changeset
|
442 or tmp wz wz |
1706
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
443 ocall write_8 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
444 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
445 00010010 ld_a_to_de |
1727
9ea0b4cc8f02
Implemented BIT instruction in new Z80 core and fixed a bunch of WZ register calculations
Michael Pavone <pavone@retrodev.com>
parents:
1726
diff
changeset
|
446 local tmp 8 |
1706
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
447 lsl d 8 scratch2 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
448 or e scratch2 scratch2 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
449 mov a scratch1 |
1727
9ea0b4cc8f02
Implemented BIT instruction in new Z80 core and fixed a bunch of WZ register calculations
Michael Pavone <pavone@retrodev.com>
parents:
1726
diff
changeset
|
450 add e 1 tmp |
9ea0b4cc8f02
Implemented BIT instruction in new Z80 core and fixed a bunch of WZ register calculations
Michael Pavone <pavone@retrodev.com>
parents:
1726
diff
changeset
|
451 lsl a 8 wz |
9ea0b4cc8f02
Implemented BIT instruction in new Z80 core and fixed a bunch of WZ register calculations
Michael Pavone <pavone@retrodev.com>
parents:
1726
diff
changeset
|
452 or tmp wz wz |
1706
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
453 ocall write_8 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
454 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
455 00110010 ld_a_to_immed |
1727
9ea0b4cc8f02
Implemented BIT instruction in new Z80 core and fixed a bunch of WZ register calculations
Michael Pavone <pavone@retrodev.com>
parents:
1726
diff
changeset
|
456 local tmp 16 |
1706
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
457 z80_fetch_immed16 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
458 mov wz scratch2 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
459 mov a scratch1 |
1727
9ea0b4cc8f02
Implemented BIT instruction in new Z80 core and fixed a bunch of WZ register calculations
Michael Pavone <pavone@retrodev.com>
parents:
1726
diff
changeset
|
460 add 1 wz wz |
1706
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
461 ocall write_8 |
1727
9ea0b4cc8f02
Implemented BIT instruction in new Z80 core and fixed a bunch of WZ register calculations
Michael Pavone <pavone@retrodev.com>
parents:
1726
diff
changeset
|
462 and 0xFF wz wz |
9ea0b4cc8f02
Implemented BIT instruction in new Z80 core and fixed a bunch of WZ register calculations
Michael Pavone <pavone@retrodev.com>
parents:
1726
diff
changeset
|
463 lsl a 8 tmp |
9ea0b4cc8f02
Implemented BIT instruction in new Z80 core and fixed a bunch of WZ register calculations
Michael Pavone <pavone@retrodev.com>
parents:
1726
diff
changeset
|
464 or tmp wz wz |
1706
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
465 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
466 ed 01000111 ld_i_a |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
467 mov a i |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
468 cycles 1 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
469 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
470 ed 01001111 ld_r_a |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
471 mov a r |
1732
3b286be82ea5
Implemented ld a,r and ld a,i in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1731
diff
changeset
|
472 and 0x80 a rhigh |
1706
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
473 cycles 1 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
474 |
1732
3b286be82ea5
Implemented ld a,r and ld a,i in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1731
diff
changeset
|
475 ed 01011111 ld_a_r |
3b286be82ea5
Implemented ld a,r and ld a,i in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1731
diff
changeset
|
476 cycles 1 |
3b286be82ea5
Implemented ld a,r and ld a,i in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1731
diff
changeset
|
477 and 0x7F r a |
3b286be82ea5
Implemented ld a,r and ld a,i in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1731
diff
changeset
|
478 or rhigh a a |
3b286be82ea5
Implemented ld a,r and ld a,i in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1731
diff
changeset
|
479 update_flags SZYH0XN0 |
3b286be82ea5
Implemented ld a,r and ld a,i in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1731
diff
changeset
|
480 mov iff2 pvflag |
3b286be82ea5
Implemented ld a,r and ld a,i in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1731
diff
changeset
|
481 |
3b286be82ea5
Implemented ld a,r and ld a,i in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1731
diff
changeset
|
482 ed 01010111 ld_a_i |
3b286be82ea5
Implemented ld a,r and ld a,i in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1731
diff
changeset
|
483 cycles 1 |
3b286be82ea5
Implemented ld a,r and ld a,i in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1731
diff
changeset
|
484 mov i a |
3b286be82ea5
Implemented ld a,r and ld a,i in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1731
diff
changeset
|
485 update_flags SZYH0XN0 |
3b286be82ea5
Implemented ld a,r and ld a,i in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1731
diff
changeset
|
486 mov iff2 pvflag |
3b286be82ea5
Implemented ld a,r and ld a,i in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1731
diff
changeset
|
487 |
1706
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
488 00000001 ld_bc_immed |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
489 meta high b |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
490 meta low c |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
491 z80_fetch_immed_reg16 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
492 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
493 00010001 ld_de_immed |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
494 meta high d |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
495 meta low e |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
496 z80_fetch_immed_reg16 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
497 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
498 00100001 ld_hl_immed |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
499 meta high h |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
500 meta low l |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
501 z80_fetch_immed_reg16 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
502 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
503 00110001 ld_sp_immed |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
504 meta reg sp |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
505 z80_fetch_immed_to_reg16 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
506 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
507 dd 00100001 ld_ix_immed |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
508 meta reg ix |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
509 z80_fetch_immed_to_reg16 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
510 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
511 fd 00100001 ld_iy_immed |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
512 meta reg iy |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
513 z80_fetch_immed_to_reg16 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
514 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
515 z80_fetch16_from_immed |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
516 z80_fetch_immed16 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
517 mov wz scratch1 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
518 ocall read_8 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
519 mov scratch1 low |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
520 add 1 wz wz |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
521 mov wz scratch1 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
522 ocall read_8 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
523 mov scratch1 high |
1727
9ea0b4cc8f02
Implemented BIT instruction in new Z80 core and fixed a bunch of WZ register calculations
Michael Pavone <pavone@retrodev.com>
parents:
1726
diff
changeset
|
524 add 1 wz wz |
1706
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
525 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
526 00101010 ld_hl_from_immed |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
527 meta low l |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
528 meta high h |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
529 z80_fetch16_from_immed |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
530 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
531 ed 01001011 ld_bc_from_immed |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
532 meta low c |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
533 meta high b |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
534 z80_fetch16_from_immed |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
535 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
536 ed 01011011 ld_de_from_immed |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
537 meta low e |
1724
9a74c2d05672
Fixed a few ld instructions in the new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1723
diff
changeset
|
538 meta high d |
1706
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
539 z80_fetch16_from_immed |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
540 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
541 ed 01101011 ld_hl_from_immed_slow |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
542 meta low l |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
543 meta high h |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
544 z80_fetch16_from_immed |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
545 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
546 z80_fetch_reg16_from_immed |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
547 z80_fetch_immed16 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
548 mov wz scratch1 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
549 ocall read_8 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
550 mov scratch1 reg |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
551 add 1 wz wz |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
552 mov wz scratch1 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
553 ocall read_8 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
554 lsl scratch1 8 scratch1 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
555 or scratch1 reg reg |
1727
9ea0b4cc8f02
Implemented BIT instruction in new Z80 core and fixed a bunch of WZ register calculations
Michael Pavone <pavone@retrodev.com>
parents:
1726
diff
changeset
|
556 add 1 wz wz |
1706
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
557 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
558 ed 01111011 ld_sp_from_immed |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
559 meta reg sp |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
560 z80_fetch_reg16_from_immed |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
561 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
562 dd 00101010 ld_ix_from_immed |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
563 meta reg ix |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
564 z80_fetch_reg16_from_immed |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
565 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
566 fd 00101010 ld_iy_from_immed |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
567 meta reg iy |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
568 z80_fetch_reg16_from_immed |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
569 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
570 00100010 ld_hl_to_immed |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
571 z80_fetch_immed16 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
572 mov wz scratch2 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
573 mov l scratch1 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
574 ocall write_8 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
575 add 1 wz wz |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
576 mov wz scratch2 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
577 mov h scratch1 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
578 ocall write_8 |
1727
9ea0b4cc8f02
Implemented BIT instruction in new Z80 core and fixed a bunch of WZ register calculations
Michael Pavone <pavone@retrodev.com>
parents:
1726
diff
changeset
|
579 add 1 wz wz |
1706
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
580 |
1730
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1729
diff
changeset
|
581 dd 00100010 ld_ix_to_immed |
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1729
diff
changeset
|
582 z80_fetch_immed16 |
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1729
diff
changeset
|
583 mov wz scratch2 |
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1729
diff
changeset
|
584 mov ix scratch1 |
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1729
diff
changeset
|
585 ocall write_8 |
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1729
diff
changeset
|
586 add 1 wz wz |
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1729
diff
changeset
|
587 mov wz scratch2 |
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1729
diff
changeset
|
588 lsr ix 8 scratch1 |
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1729
diff
changeset
|
589 ocall write_8 |
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1729
diff
changeset
|
590 add 1 wz wz |
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1729
diff
changeset
|
591 |
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1729
diff
changeset
|
592 fd 00100010 ld_iy_to_immed |
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1729
diff
changeset
|
593 z80_fetch_immed16 |
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1729
diff
changeset
|
594 mov wz scratch2 |
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1729
diff
changeset
|
595 mov iy scratch1 |
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1729
diff
changeset
|
596 ocall write_8 |
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1729
diff
changeset
|
597 add 1 wz wz |
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1729
diff
changeset
|
598 mov wz scratch2 |
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1729
diff
changeset
|
599 lsr iy 8 scratch1 |
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1729
diff
changeset
|
600 ocall write_8 |
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1729
diff
changeset
|
601 add 1 wz wz |
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1729
diff
changeset
|
602 |
1706
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
603 z80_regpair_to_immed |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
604 z80_fetch_immed16 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
605 mov wz scratch2 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
606 mov low scratch1 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
607 ocall write_8 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
608 add 1 wz wz |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
609 mov high scratch1 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
610 mov wz scratch2 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
611 ocall write_8 |
1727
9ea0b4cc8f02
Implemented BIT instruction in new Z80 core and fixed a bunch of WZ register calculations
Michael Pavone <pavone@retrodev.com>
parents:
1726
diff
changeset
|
612 add 1 wz wz |
1706
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
613 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
614 ed 01000011 ld_bc_to_immed |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
615 meta low c |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
616 meta high b |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
617 z80_regpair_to_immed |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
618 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
619 ed 01010011 ld_de_to_immed |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
620 meta low e |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
621 meta high d |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
622 z80_regpair_to_immed |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
623 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
624 ed 01100011 ld_hl_to_immed_slow |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
625 meta low l |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
626 meta high h |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
627 z80_regpair_to_immed |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
628 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
629 ed 01110011 ld_sp_to_immed |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
630 meta low sp |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
631 local sph 8 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
632 lsr sp 8 sph |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
633 meta high sph |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
634 z80_regpair_to_immed |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
635 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
636 11111001 ld_sp_hl |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
637 cycles 2 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
638 lsl h 8 sp |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
639 or l sp sp |
1730
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1729
diff
changeset
|
640 |
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1729
diff
changeset
|
641 dd 11111001 ld_sp_ix |
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1729
diff
changeset
|
642 cycles 2 |
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1729
diff
changeset
|
643 mov ix sp |
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1729
diff
changeset
|
644 |
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1729
diff
changeset
|
645 fd 11111001 ld_sp_iy |
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1729
diff
changeset
|
646 cycles 2 |
71f7827ff30a
Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1729
diff
changeset
|
647 mov iy sp |
1706
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
648 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
649 z80_push |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
650 cycles 1 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
651 sub 1 sp sp |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
652 mov sp scratch2 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
653 mov high scratch1 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
654 ocall write_8 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
655 sub 1 sp sp |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
656 mov sp scratch2 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
657 mov low scratch1 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
658 ocall write_8 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
659 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
660 11000101 push_bc |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
661 meta high b |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
662 meta low c |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
663 z80_push |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
664 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
665 11010101 push_de |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
666 meta high d |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
667 meta low e |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
668 z80_push |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
669 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
670 11100101 push_hl |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
671 meta high h |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
672 meta low l |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
673 z80_push |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
674 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
675 11110101 push_af |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
676 meta high a |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
677 meta low f |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
678 z80_push |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
679 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
680 dd 11100101 push_ix |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
681 local ixh 8 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
682 lsr ix 8 ixh |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
683 meta high ixh |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
684 meta low ix |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
685 z80_push |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
686 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
687 fd 11100101 push_iy |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
688 local iyh 8 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
689 lsr iy 8 iyh |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
690 meta high iyh |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
691 meta low iy |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
692 z80_push |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
693 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
694 z80_pop |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
695 mov sp scratch1 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
696 ocall read_8 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
697 add 1 sp sp |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
698 mov scratch1 low |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
699 mov sp scratch1 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
700 ocall read_8 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
701 add 1 sp sp |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
702 mov scratch1 high |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
703 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
704 11000001 pop_bc |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
705 meta high b |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
706 meta low c |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
707 z80_pop |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
708 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
709 11010001 pop_de |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
710 meta high d |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
711 meta low e |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
712 z80_pop |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
713 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
714 11100001 pop_hl |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
715 meta high h |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
716 meta low l |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
717 z80_pop |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
718 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
719 11110001 pop_af |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
720 meta high a |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
721 meta low f |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
722 z80_pop |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
723 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
724 dd 11100001 pop_ix |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
725 local ixh 16 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
726 meta high ixh |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
727 meta low ix |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
728 z80_pop |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
729 lsl ixh 8 ixh |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
730 or ixh ix ix |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
731 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
732 fd 11100001 pop_iy |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
733 local iyh 16 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
734 meta high iyh |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
735 meta low iy |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
736 z80_pop |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
737 lsl iyh 8 iyh |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
738 or iyh iy iy |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
739 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
740 11101011 ex_de_hl |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
741 xchg e l |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
742 xchg d h |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
743 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
744 00001000 ex_af_af |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
745 xchg a a' |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
746 xchg f f' |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
747 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
748 11011001 exx |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
749 xchg b b' |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
750 xchg c c' |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
751 xchg d d' |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
752 xchg e e' |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
753 xchg h h' |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
754 xchg l l' |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
755 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
756 11100011 ex_sp_hl |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
757 mov sp scratch1 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
758 ocall read_8 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
759 xchg l scratch1 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
760 cycles 1 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
761 mov sp scratch2 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
762 ocall write_8 |
1731
366b65d91614
Implemented DD/FD prefixes for EX in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1730
diff
changeset
|
763 add 1 sp scratch1 |
1706
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
764 ocall read_8 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
765 xchg h scratch1 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
766 cycles 2 |
1731
366b65d91614
Implemented DD/FD prefixes for EX in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1730
diff
changeset
|
767 add 1 sp scratch2 |
366b65d91614
Implemented DD/FD prefixes for EX in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1730
diff
changeset
|
768 ocall write_8 |
366b65d91614
Implemented DD/FD prefixes for EX in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1730
diff
changeset
|
769 lsl h 8 wz |
366b65d91614
Implemented DD/FD prefixes for EX in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1730
diff
changeset
|
770 or l wz wz |
366b65d91614
Implemented DD/FD prefixes for EX in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1730
diff
changeset
|
771 |
366b65d91614
Implemented DD/FD prefixes for EX in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1730
diff
changeset
|
772 dd 11100011 ex_sp_ix |
366b65d91614
Implemented DD/FD prefixes for EX in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1730
diff
changeset
|
773 mov sp scratch1 |
366b65d91614
Implemented DD/FD prefixes for EX in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1730
diff
changeset
|
774 ocall read_8 |
366b65d91614
Implemented DD/FD prefixes for EX in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1730
diff
changeset
|
775 mov scratch1 wz |
366b65d91614
Implemented DD/FD prefixes for EX in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1730
diff
changeset
|
776 mov ix scratch1 |
366b65d91614
Implemented DD/FD prefixes for EX in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1730
diff
changeset
|
777 cycles 1 |
366b65d91614
Implemented DD/FD prefixes for EX in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1730
diff
changeset
|
778 mov sp scratch2 |
1706
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
779 ocall write_8 |
1731
366b65d91614
Implemented DD/FD prefixes for EX in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1730
diff
changeset
|
780 add 1 sp scratch1 |
366b65d91614
Implemented DD/FD prefixes for EX in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1730
diff
changeset
|
781 ocall read_8 |
366b65d91614
Implemented DD/FD prefixes for EX in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1730
diff
changeset
|
782 lsl scratch1 8 scratch1 |
366b65d91614
Implemented DD/FD prefixes for EX in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1730
diff
changeset
|
783 or scratch1 wz wz |
366b65d91614
Implemented DD/FD prefixes for EX in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1730
diff
changeset
|
784 lsr ix 8 scratch1 |
366b65d91614
Implemented DD/FD prefixes for EX in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1730
diff
changeset
|
785 cycles 2 |
366b65d91614
Implemented DD/FD prefixes for EX in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1730
diff
changeset
|
786 add 1 sp scratch2 |
366b65d91614
Implemented DD/FD prefixes for EX in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1730
diff
changeset
|
787 ocall write_8 |
366b65d91614
Implemented DD/FD prefixes for EX in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1730
diff
changeset
|
788 mov wz ix |
366b65d91614
Implemented DD/FD prefixes for EX in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1730
diff
changeset
|
789 |
366b65d91614
Implemented DD/FD prefixes for EX in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1730
diff
changeset
|
790 fd 11100011 ex_sp_iy |
366b65d91614
Implemented DD/FD prefixes for EX in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1730
diff
changeset
|
791 mov sp scratch1 |
366b65d91614
Implemented DD/FD prefixes for EX in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1730
diff
changeset
|
792 ocall read_8 |
366b65d91614
Implemented DD/FD prefixes for EX in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1730
diff
changeset
|
793 mov scratch1 wz |
366b65d91614
Implemented DD/FD prefixes for EX in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1730
diff
changeset
|
794 mov iy scratch1 |
366b65d91614
Implemented DD/FD prefixes for EX in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1730
diff
changeset
|
795 cycles 1 |
366b65d91614
Implemented DD/FD prefixes for EX in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1730
diff
changeset
|
796 mov sp scratch2 |
366b65d91614
Implemented DD/FD prefixes for EX in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1730
diff
changeset
|
797 ocall write_8 |
366b65d91614
Implemented DD/FD prefixes for EX in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1730
diff
changeset
|
798 add 1 sp scratch1 |
366b65d91614
Implemented DD/FD prefixes for EX in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1730
diff
changeset
|
799 ocall read_8 |
366b65d91614
Implemented DD/FD prefixes for EX in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1730
diff
changeset
|
800 lsl scratch1 8 scratch1 |
366b65d91614
Implemented DD/FD prefixes for EX in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1730
diff
changeset
|
801 or scratch1 wz wz |
366b65d91614
Implemented DD/FD prefixes for EX in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1730
diff
changeset
|
802 lsr iy 8 scratch1 |
366b65d91614
Implemented DD/FD prefixes for EX in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1730
diff
changeset
|
803 cycles 2 |
366b65d91614
Implemented DD/FD prefixes for EX in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1730
diff
changeset
|
804 add 1 sp scratch2 |
366b65d91614
Implemented DD/FD prefixes for EX in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1730
diff
changeset
|
805 ocall write_8 |
366b65d91614
Implemented DD/FD prefixes for EX in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1730
diff
changeset
|
806 mov wz iy |
1706
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
807 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
808 10000RRR add_reg |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
809 add a main.R a |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
810 update_flags SZYHVXN0C |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
811 |
1718
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
812 dd 10000100 add_ixh |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
813 lsr ix 8 scratch1 |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
814 add a scratch1 a |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
815 update_flags SZYHVXN0C |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
816 |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
817 dd 10000101 add_ixl |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
818 and ix 0xFF scratch1 |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
819 add a scratch1 a |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
820 update_flags SZYHVXN0C |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
821 |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
822 fd 10000100 add_iyh |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
823 lsr iy 8 scratch1 |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
824 add a scratch1 a |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
825 update_flags SZYHVXN0C |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
826 |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
827 fd 10000101 add_iyl |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
828 and iy 0xFF scratch1 |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
829 add a scratch1 a |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
830 update_flags SZYHVXN0C |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
831 |
1706
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
832 10000110 add_hl |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
833 z80_fetch_hl |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
834 add a scratch1 a |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
835 update_flags SZYHVXN0C |
1717
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
836 |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
837 dd 10000110 add_ixd |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
838 z80_fetch_index ix |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
839 add a scratch1 a |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
840 update_flags SZYHVXN0C |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
841 |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
842 fd 10000110 add_iyd |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
843 z80_fetch_index iy |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
844 add a scratch1 a |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
845 update_flags SZYHVXN0C |
1706
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
846 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
847 11000110 add_immed |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
848 z80_fetch_immed |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
849 add a scratch1 a |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
850 update_flags SZYHVXN0C |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
851 |
1715
4fd84c3efc72
Implement 16-bit addition in new Z80 core along with necessary CPU DSL fixes to make them work right
Michael Pavone <pavone@retrodev.com>
parents:
1714
diff
changeset
|
852 z80_add16_hl |
4fd84c3efc72
Implement 16-bit addition in new Z80 core along with necessary CPU DSL fixes to make them work right
Michael Pavone <pavone@retrodev.com>
parents:
1714
diff
changeset
|
853 arg src 16 |
4fd84c3efc72
Implement 16-bit addition in new Z80 core along with necessary CPU DSL fixes to make them work right
Michael Pavone <pavone@retrodev.com>
parents:
1714
diff
changeset
|
854 lsl h 8 hlt |
4fd84c3efc72
Implement 16-bit addition in new Z80 core along with necessary CPU DSL fixes to make them work right
Michael Pavone <pavone@retrodev.com>
parents:
1714
diff
changeset
|
855 or l hlt hlt |
4fd84c3efc72
Implement 16-bit addition in new Z80 core along with necessary CPU DSL fixes to make them work right
Michael Pavone <pavone@retrodev.com>
parents:
1714
diff
changeset
|
856 add 1 hlt wz |
4fd84c3efc72
Implement 16-bit addition in new Z80 core along with necessary CPU DSL fixes to make them work right
Michael Pavone <pavone@retrodev.com>
parents:
1714
diff
changeset
|
857 add src hlt hlt |
4fd84c3efc72
Implement 16-bit addition in new Z80 core along with necessary CPU DSL fixes to make them work right
Michael Pavone <pavone@retrodev.com>
parents:
1714
diff
changeset
|
858 update_flags YHXN0C |
4fd84c3efc72
Implement 16-bit addition in new Z80 core along with necessary CPU DSL fixes to make them work right
Michael Pavone <pavone@retrodev.com>
parents:
1714
diff
changeset
|
859 mov hlt l |
4fd84c3efc72
Implement 16-bit addition in new Z80 core along with necessary CPU DSL fixes to make them work right
Michael Pavone <pavone@retrodev.com>
parents:
1714
diff
changeset
|
860 lsr hlt 8 h |
1759
6e4faa10f9ee
Store sync_cycle in context rather than in a local in CPU DSL. Fix the timing of a number of instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1756
diff
changeset
|
861 cycles 7 |
1715
4fd84c3efc72
Implement 16-bit addition in new Z80 core along with necessary CPU DSL fixes to make them work right
Michael Pavone <pavone@retrodev.com>
parents:
1714
diff
changeset
|
862 |
4fd84c3efc72
Implement 16-bit addition in new Z80 core along with necessary CPU DSL fixes to make them work right
Michael Pavone <pavone@retrodev.com>
parents:
1714
diff
changeset
|
863 00001001 add_hl_bc |
4fd84c3efc72
Implement 16-bit addition in new Z80 core along with necessary CPU DSL fixes to make them work right
Michael Pavone <pavone@retrodev.com>
parents:
1714
diff
changeset
|
864 local hlw 16 |
4fd84c3efc72
Implement 16-bit addition in new Z80 core along with necessary CPU DSL fixes to make them work right
Michael Pavone <pavone@retrodev.com>
parents:
1714
diff
changeset
|
865 local bcw 16 |
4fd84c3efc72
Implement 16-bit addition in new Z80 core along with necessary CPU DSL fixes to make them work right
Michael Pavone <pavone@retrodev.com>
parents:
1714
diff
changeset
|
866 meta hlt hlw |
4fd84c3efc72
Implement 16-bit addition in new Z80 core along with necessary CPU DSL fixes to make them work right
Michael Pavone <pavone@retrodev.com>
parents:
1714
diff
changeset
|
867 lsl b 8 bcw |
4fd84c3efc72
Implement 16-bit addition in new Z80 core along with necessary CPU DSL fixes to make them work right
Michael Pavone <pavone@retrodev.com>
parents:
1714
diff
changeset
|
868 or c bcw bcw |
4fd84c3efc72
Implement 16-bit addition in new Z80 core along with necessary CPU DSL fixes to make them work right
Michael Pavone <pavone@retrodev.com>
parents:
1714
diff
changeset
|
869 z80_add16_hl bcw |
4fd84c3efc72
Implement 16-bit addition in new Z80 core along with necessary CPU DSL fixes to make them work right
Michael Pavone <pavone@retrodev.com>
parents:
1714
diff
changeset
|
870 |
4fd84c3efc72
Implement 16-bit addition in new Z80 core along with necessary CPU DSL fixes to make them work right
Michael Pavone <pavone@retrodev.com>
parents:
1714
diff
changeset
|
871 00011001 add_hl_de |
4fd84c3efc72
Implement 16-bit addition in new Z80 core along with necessary CPU DSL fixes to make them work right
Michael Pavone <pavone@retrodev.com>
parents:
1714
diff
changeset
|
872 local hlw 16 |
4fd84c3efc72
Implement 16-bit addition in new Z80 core along with necessary CPU DSL fixes to make them work right
Michael Pavone <pavone@retrodev.com>
parents:
1714
diff
changeset
|
873 local dew 16 |
4fd84c3efc72
Implement 16-bit addition in new Z80 core along with necessary CPU DSL fixes to make them work right
Michael Pavone <pavone@retrodev.com>
parents:
1714
diff
changeset
|
874 meta hlt hlw |
4fd84c3efc72
Implement 16-bit addition in new Z80 core along with necessary CPU DSL fixes to make them work right
Michael Pavone <pavone@retrodev.com>
parents:
1714
diff
changeset
|
875 lsl d 8 dew |
4fd84c3efc72
Implement 16-bit addition in new Z80 core along with necessary CPU DSL fixes to make them work right
Michael Pavone <pavone@retrodev.com>
parents:
1714
diff
changeset
|
876 or e dew dew |
4fd84c3efc72
Implement 16-bit addition in new Z80 core along with necessary CPU DSL fixes to make them work right
Michael Pavone <pavone@retrodev.com>
parents:
1714
diff
changeset
|
877 z80_add16_hl dew |
4fd84c3efc72
Implement 16-bit addition in new Z80 core along with necessary CPU DSL fixes to make them work right
Michael Pavone <pavone@retrodev.com>
parents:
1714
diff
changeset
|
878 |
4fd84c3efc72
Implement 16-bit addition in new Z80 core along with necessary CPU DSL fixes to make them work right
Michael Pavone <pavone@retrodev.com>
parents:
1714
diff
changeset
|
879 00101001 add_hl_hl |
4fd84c3efc72
Implement 16-bit addition in new Z80 core along with necessary CPU DSL fixes to make them work right
Michael Pavone <pavone@retrodev.com>
parents:
1714
diff
changeset
|
880 local hlw 16 |
4fd84c3efc72
Implement 16-bit addition in new Z80 core along with necessary CPU DSL fixes to make them work right
Michael Pavone <pavone@retrodev.com>
parents:
1714
diff
changeset
|
881 meta hlt hlw |
4fd84c3efc72
Implement 16-bit addition in new Z80 core along with necessary CPU DSL fixes to make them work right
Michael Pavone <pavone@retrodev.com>
parents:
1714
diff
changeset
|
882 z80_add16_hl hlw |
4fd84c3efc72
Implement 16-bit addition in new Z80 core along with necessary CPU DSL fixes to make them work right
Michael Pavone <pavone@retrodev.com>
parents:
1714
diff
changeset
|
883 |
4fd84c3efc72
Implement 16-bit addition in new Z80 core along with necessary CPU DSL fixes to make them work right
Michael Pavone <pavone@retrodev.com>
parents:
1714
diff
changeset
|
884 00111001 add_hl_sp |
4fd84c3efc72
Implement 16-bit addition in new Z80 core along with necessary CPU DSL fixes to make them work right
Michael Pavone <pavone@retrodev.com>
parents:
1714
diff
changeset
|
885 local hlw 16 |
4fd84c3efc72
Implement 16-bit addition in new Z80 core along with necessary CPU DSL fixes to make them work right
Michael Pavone <pavone@retrodev.com>
parents:
1714
diff
changeset
|
886 meta hlt hlw |
4fd84c3efc72
Implement 16-bit addition in new Z80 core along with necessary CPU DSL fixes to make them work right
Michael Pavone <pavone@retrodev.com>
parents:
1714
diff
changeset
|
887 z80_add16_hl sp |
4fd84c3efc72
Implement 16-bit addition in new Z80 core along with necessary CPU DSL fixes to make them work right
Michael Pavone <pavone@retrodev.com>
parents:
1714
diff
changeset
|
888 |
1718
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
889 dd 00001001 add_ix_bc |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
890 lsl b 8 scratch1 |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
891 or c scratch1 scratch1 |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
892 add scratch1 ix ix |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
893 update_flags YHXN0C |
1759
6e4faa10f9ee
Store sync_cycle in context rather than in a local in CPU DSL. Fix the timing of a number of instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1756
diff
changeset
|
894 cycles 7 |
1718
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
895 |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
896 dd 00011001 add_ix_de |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
897 lsl d 8 scratch1 |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
898 or e scratch1 scratch1 |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
899 add scratch1 ix ix |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
900 update_flags YHXN0C |
1759
6e4faa10f9ee
Store sync_cycle in context rather than in a local in CPU DSL. Fix the timing of a number of instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1756
diff
changeset
|
901 cycles 7 |
1718
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
902 |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
903 dd 00101001 add_ix_ix |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
904 add ix ix ix |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
905 update_flags YHXN0C |
1759
6e4faa10f9ee
Store sync_cycle in context rather than in a local in CPU DSL. Fix the timing of a number of instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1756
diff
changeset
|
906 cycles 7 |
1718
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
907 |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
908 dd 00111001 add_ix_sp |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
909 add sp ix ix |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
910 update_flags YHXN0C |
1759
6e4faa10f9ee
Store sync_cycle in context rather than in a local in CPU DSL. Fix the timing of a number of instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1756
diff
changeset
|
911 cycles 7 |
1718
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
912 |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
913 fd 00001001 add_iy_bc |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
914 lsl b 8 scratch1 |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
915 or c scratch1 scratch1 |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
916 add scratch1 iy iy |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
917 update_flags YHXN0C |
1759
6e4faa10f9ee
Store sync_cycle in context rather than in a local in CPU DSL. Fix the timing of a number of instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1756
diff
changeset
|
918 cycles 7 |
1718
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
919 |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
920 fd 00011001 add_iy_de |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
921 lsl d 8 scratch1 |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
922 or e scratch1 scratch1 |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
923 add scratch1 iy iy |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
924 update_flags YHXN0C |
1759
6e4faa10f9ee
Store sync_cycle in context rather than in a local in CPU DSL. Fix the timing of a number of instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1756
diff
changeset
|
925 cycles 7 |
1718
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
926 |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
927 fd 00101001 add_iy_iy |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
928 add iy iy iy |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
929 update_flags YHXN0C |
1759
6e4faa10f9ee
Store sync_cycle in context rather than in a local in CPU DSL. Fix the timing of a number of instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1756
diff
changeset
|
930 cycles 7 |
1718
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
931 |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
932 fd 00111001 add_iy_sp |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
933 add sp iy iy |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
934 update_flags YHXN0C |
1759
6e4faa10f9ee
Store sync_cycle in context rather than in a local in CPU DSL. Fix the timing of a number of instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1756
diff
changeset
|
935 cycles 7 |
1718
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
936 |
1706
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
937 10001RRR adc_reg |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
938 adc a main.R a |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
939 update_flags SZYHVXN0C |
1718
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
940 |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
941 dd 10001100 adc_ixh |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
942 lsr ix 8 scratch1 |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
943 adc a scratch1 a |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
944 update_flags SZYHVXN0C |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
945 |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
946 dd 10001101 adc_ixl |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
947 and ix 0xFF scratch1 |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
948 adc a scratch1 a |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
949 update_flags SZYHVXN0C |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
950 |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
951 fd 10001100 adc_iyh |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
952 lsr iy 8 scratch1 |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
953 adc a scratch1 a |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
954 update_flags SZYHVXN0C |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
955 |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
956 fd 10001101 adc_iyl |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
957 and iy 0xFF scratch1 |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
958 adc a scratch1 a |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
959 update_flags SZYHVXN0C |
1706
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
960 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
961 10001110 adc_hl |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
962 z80_fetch_hl |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
963 adc a scratch1 a |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
964 update_flags SZYHVXN0C |
1718
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
965 |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
966 dd 10001110 adc_ixd |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
967 z80_fetch_index ix |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
968 adc a scratch1 a |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
969 update_flags SZYHVXN0C |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
970 |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
971 fd 10001110 adc_iyd |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
972 z80_fetch_index iy |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
973 adc a scratch1 a |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
974 update_flags SZYHVXN0C |
1706
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
975 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
976 11001110 adc_immed |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
977 z80_fetch_immed |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
978 adc a scratch1 a |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
979 update_flags SZYHVXN0C |
1715
4fd84c3efc72
Implement 16-bit addition in new Z80 core along with necessary CPU DSL fixes to make them work right
Michael Pavone <pavone@retrodev.com>
parents:
1714
diff
changeset
|
980 |
4fd84c3efc72
Implement 16-bit addition in new Z80 core along with necessary CPU DSL fixes to make them work right
Michael Pavone <pavone@retrodev.com>
parents:
1714
diff
changeset
|
981 z80_adc16_hl |
4fd84c3efc72
Implement 16-bit addition in new Z80 core along with necessary CPU DSL fixes to make them work right
Michael Pavone <pavone@retrodev.com>
parents:
1714
diff
changeset
|
982 arg src 16 |
4fd84c3efc72
Implement 16-bit addition in new Z80 core along with necessary CPU DSL fixes to make them work right
Michael Pavone <pavone@retrodev.com>
parents:
1714
diff
changeset
|
983 lsl h 8 hlt |
4fd84c3efc72
Implement 16-bit addition in new Z80 core along with necessary CPU DSL fixes to make them work right
Michael Pavone <pavone@retrodev.com>
parents:
1714
diff
changeset
|
984 or l hlt hlt |
4fd84c3efc72
Implement 16-bit addition in new Z80 core along with necessary CPU DSL fixes to make them work right
Michael Pavone <pavone@retrodev.com>
parents:
1714
diff
changeset
|
985 add 1 hlt wz |
4fd84c3efc72
Implement 16-bit addition in new Z80 core along with necessary CPU DSL fixes to make them work right
Michael Pavone <pavone@retrodev.com>
parents:
1714
diff
changeset
|
986 adc src hlt hlt |
4fd84c3efc72
Implement 16-bit addition in new Z80 core along with necessary CPU DSL fixes to make them work right
Michael Pavone <pavone@retrodev.com>
parents:
1714
diff
changeset
|
987 update_flags SZYHVXN0C |
4fd84c3efc72
Implement 16-bit addition in new Z80 core along with necessary CPU DSL fixes to make them work right
Michael Pavone <pavone@retrodev.com>
parents:
1714
diff
changeset
|
988 mov hlt l |
4fd84c3efc72
Implement 16-bit addition in new Z80 core along with necessary CPU DSL fixes to make them work right
Michael Pavone <pavone@retrodev.com>
parents:
1714
diff
changeset
|
989 lsr hlt 8 h |
4fd84c3efc72
Implement 16-bit addition in new Z80 core along with necessary CPU DSL fixes to make them work right
Michael Pavone <pavone@retrodev.com>
parents:
1714
diff
changeset
|
990 |
4fd84c3efc72
Implement 16-bit addition in new Z80 core along with necessary CPU DSL fixes to make them work right
Michael Pavone <pavone@retrodev.com>
parents:
1714
diff
changeset
|
991 ed 01001010 adc_hl_bc |
4fd84c3efc72
Implement 16-bit addition in new Z80 core along with necessary CPU DSL fixes to make them work right
Michael Pavone <pavone@retrodev.com>
parents:
1714
diff
changeset
|
992 local hlw 16 |
4fd84c3efc72
Implement 16-bit addition in new Z80 core along with necessary CPU DSL fixes to make them work right
Michael Pavone <pavone@retrodev.com>
parents:
1714
diff
changeset
|
993 local bcw 16 |
4fd84c3efc72
Implement 16-bit addition in new Z80 core along with necessary CPU DSL fixes to make them work right
Michael Pavone <pavone@retrodev.com>
parents:
1714
diff
changeset
|
994 meta hlt hlw |
4fd84c3efc72
Implement 16-bit addition in new Z80 core along with necessary CPU DSL fixes to make them work right
Michael Pavone <pavone@retrodev.com>
parents:
1714
diff
changeset
|
995 lsl b 8 bcw |
4fd84c3efc72
Implement 16-bit addition in new Z80 core along with necessary CPU DSL fixes to make them work right
Michael Pavone <pavone@retrodev.com>
parents:
1714
diff
changeset
|
996 or c bcw bcw |
4fd84c3efc72
Implement 16-bit addition in new Z80 core along with necessary CPU DSL fixes to make them work right
Michael Pavone <pavone@retrodev.com>
parents:
1714
diff
changeset
|
997 z80_adc16_hl bcw |
4fd84c3efc72
Implement 16-bit addition in new Z80 core along with necessary CPU DSL fixes to make them work right
Michael Pavone <pavone@retrodev.com>
parents:
1714
diff
changeset
|
998 |
4fd84c3efc72
Implement 16-bit addition in new Z80 core along with necessary CPU DSL fixes to make them work right
Michael Pavone <pavone@retrodev.com>
parents:
1714
diff
changeset
|
999 ed 01011010 adc_hl_de |
4fd84c3efc72
Implement 16-bit addition in new Z80 core along with necessary CPU DSL fixes to make them work right
Michael Pavone <pavone@retrodev.com>
parents:
1714
diff
changeset
|
1000 local hlw 16 |
4fd84c3efc72
Implement 16-bit addition in new Z80 core along with necessary CPU DSL fixes to make them work right
Michael Pavone <pavone@retrodev.com>
parents:
1714
diff
changeset
|
1001 local dew 16 |
4fd84c3efc72
Implement 16-bit addition in new Z80 core along with necessary CPU DSL fixes to make them work right
Michael Pavone <pavone@retrodev.com>
parents:
1714
diff
changeset
|
1002 meta hlt hlw |
4fd84c3efc72
Implement 16-bit addition in new Z80 core along with necessary CPU DSL fixes to make them work right
Michael Pavone <pavone@retrodev.com>
parents:
1714
diff
changeset
|
1003 lsl d 8 dew |
4fd84c3efc72
Implement 16-bit addition in new Z80 core along with necessary CPU DSL fixes to make them work right
Michael Pavone <pavone@retrodev.com>
parents:
1714
diff
changeset
|
1004 or e dew dew |
4fd84c3efc72
Implement 16-bit addition in new Z80 core along with necessary CPU DSL fixes to make them work right
Michael Pavone <pavone@retrodev.com>
parents:
1714
diff
changeset
|
1005 z80_adc16_hl dew |
4fd84c3efc72
Implement 16-bit addition in new Z80 core along with necessary CPU DSL fixes to make them work right
Michael Pavone <pavone@retrodev.com>
parents:
1714
diff
changeset
|
1006 |
4fd84c3efc72
Implement 16-bit addition in new Z80 core along with necessary CPU DSL fixes to make them work right
Michael Pavone <pavone@retrodev.com>
parents:
1714
diff
changeset
|
1007 ed 01101010 adc_hl_hl |
4fd84c3efc72
Implement 16-bit addition in new Z80 core along with necessary CPU DSL fixes to make them work right
Michael Pavone <pavone@retrodev.com>
parents:
1714
diff
changeset
|
1008 local hlw 16 |
4fd84c3efc72
Implement 16-bit addition in new Z80 core along with necessary CPU DSL fixes to make them work right
Michael Pavone <pavone@retrodev.com>
parents:
1714
diff
changeset
|
1009 meta hlt hlw |
4fd84c3efc72
Implement 16-bit addition in new Z80 core along with necessary CPU DSL fixes to make them work right
Michael Pavone <pavone@retrodev.com>
parents:
1714
diff
changeset
|
1010 z80_adc16_hl hlw |
4fd84c3efc72
Implement 16-bit addition in new Z80 core along with necessary CPU DSL fixes to make them work right
Michael Pavone <pavone@retrodev.com>
parents:
1714
diff
changeset
|
1011 |
4fd84c3efc72
Implement 16-bit addition in new Z80 core along with necessary CPU DSL fixes to make them work right
Michael Pavone <pavone@retrodev.com>
parents:
1714
diff
changeset
|
1012 |
4fd84c3efc72
Implement 16-bit addition in new Z80 core along with necessary CPU DSL fixes to make them work right
Michael Pavone <pavone@retrodev.com>
parents:
1714
diff
changeset
|
1013 ed 01111010 adc_hl_sp |
4fd84c3efc72
Implement 16-bit addition in new Z80 core along with necessary CPU DSL fixes to make them work right
Michael Pavone <pavone@retrodev.com>
parents:
1714
diff
changeset
|
1014 local hlw 16 |
4fd84c3efc72
Implement 16-bit addition in new Z80 core along with necessary CPU DSL fixes to make them work right
Michael Pavone <pavone@retrodev.com>
parents:
1714
diff
changeset
|
1015 meta hlt hlw |
4fd84c3efc72
Implement 16-bit addition in new Z80 core along with necessary CPU DSL fixes to make them work right
Michael Pavone <pavone@retrodev.com>
parents:
1714
diff
changeset
|
1016 z80_adc16_hl sp |
1706
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1017 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1018 10010RRR sub_reg |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1019 sub main.R a a |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1020 update_flags SZYHVXN1C |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1021 |
1718
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
1022 dd 10010100 sub_ixh |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
1023 lsr ix 8 scratch1 |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
1024 sub scratch1 a a |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
1025 update_flags SZYHVXN1C |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
1026 |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
1027 dd 10010101 sub_ixl |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
1028 and ix 0xFF scratch1 |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
1029 sub scratch1 a a |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
1030 update_flags SZYHVXN1C |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
1031 |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
1032 fd 10010100 sub_iyh |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
1033 lsr iy 8 scratch1 |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
1034 sub scratch1 a a |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
1035 update_flags SZYHVXN1C |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
1036 |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
1037 fd 10010101 sub_iyl |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
1038 and iy 0xFF scratch1 |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
1039 sub scratch1 a a |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
1040 update_flags SZYHVXN1C |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
1041 |
1706
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1042 10010110 sub_hl |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1043 z80_fetch_hl |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1044 sub scratch1 a a |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1045 update_flags SZYHVXN1C |
1718
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
1046 |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
1047 dd 10010110 sub_ixd |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
1048 z80_fetch_index ix |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
1049 sub scratch1 a a |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
1050 update_flags SZYHVXN1C |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
1051 |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
1052 fd 10010110 sub_iyd |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
1053 z80_fetch_index iy |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
1054 sub scratch1 a a |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
1055 update_flags SZYHVXN1C |
1706
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1056 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1057 11010110 sub_immed |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1058 z80_fetch_immed |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1059 sub scratch1 a a |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1060 update_flags SZYHVXN1C |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1061 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1062 10011RRR sbc_reg |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1063 sbc main.R a a |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1064 update_flags SZYHVXN1C |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1065 |
1718
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
1066 dd 10011100 sbc_ixh |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
1067 lsr ix 8 scratch1 |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
1068 sbc scratch1 a a |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
1069 update_flags SZYHVXN1C |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
1070 |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
1071 dd 10011101 sbc_ixl |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
1072 and ix 0xFF scratch1 |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
1073 sbc scratch1 a a |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
1074 update_flags SZYHVXN1C |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
1075 |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
1076 fd 10011100 sbc_iyh |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
1077 lsr iy 8 scratch1 |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
1078 sbc scratch1 a a |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
1079 update_flags SZYHVXN1C |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
1080 |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
1081 fd 10011101 sbc_iyl |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
1082 and iy 0xFF scratch1 |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
1083 sbc scratch1 a a |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
1084 update_flags SZYHVXN1C |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
1085 |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
1086 |
1706
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1087 10011110 sbc_hl |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1088 z80_fetch_hl |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1089 sbc scratch1 a a |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1090 update_flags SZYHVXN1C |
1718
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
1091 |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
1092 dd 10011110 sbc_ixd |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
1093 z80_fetch_index ix |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
1094 sbc scratch1 a a |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
1095 update_flags SZYHVXN1C |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
1096 |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
1097 fd 10011110 sbc_iyd |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
1098 z80_fetch_index iy |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
1099 sbc scratch1 a a |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
1100 update_flags SZYHVXN1C |
1706
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1101 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1102 11011110 sbc_immed |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1103 z80_fetch_immed |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1104 sbc scratch1 a a |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1105 update_flags SZYHVXN1C |
1717
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1106 |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1107 z80_sbc16_hl |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1108 arg src 16 |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1109 lsl h 8 hlt |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1110 or l hlt hlt |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1111 add 1 hlt wz |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1112 sbc src hlt hlt |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1113 update_flags SZYHVXN1C |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1114 mov hlt l |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1115 lsr hlt 8 h |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1116 |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1117 ed 01000010 sbc_hl_bc |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1118 local hlw 16 |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1119 local bcw 16 |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1120 meta hlt hlw |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1121 lsl b 8 bcw |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1122 or c bcw bcw |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1123 z80_sbc16_hl bcw |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1124 |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1125 ed 01010010 sbc_hl_de |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1126 local hlw 16 |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1127 local dew 16 |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1128 meta hlt hlw |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1129 lsl d 8 dew |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1130 or e dew dew |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1131 z80_sbc16_hl dew |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1132 |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1133 ed 01100010 sbc_hl_hl |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1134 local hlw 16 |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1135 meta hlt hlw |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1136 z80_sbc16_hl hlw |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1137 |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1138 |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1139 ed 01110010 sbc_hl_sp |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1140 local hlw 16 |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1141 meta hlt hlw |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1142 z80_sbc16_hl sp |
1706
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1143 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1144 10100RRR and_reg |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1145 and a main.R a |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1146 update_flags SZYH1PXN0C0 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1147 |
1720
1648c685083a
Implemented DD/FD prefixes for and/or/xor in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1719
diff
changeset
|
1148 dd 10100100 and_ixh |
1648c685083a
Implemented DD/FD prefixes for and/or/xor in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1719
diff
changeset
|
1149 lsr ix 8 scratch1 |
1648c685083a
Implemented DD/FD prefixes for and/or/xor in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1719
diff
changeset
|
1150 and scratch1 a a |
1648c685083a
Implemented DD/FD prefixes for and/or/xor in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1719
diff
changeset
|
1151 update_flags SZYH1PXN0C0 |
1648c685083a
Implemented DD/FD prefixes for and/or/xor in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1719
diff
changeset
|
1152 |
1648c685083a
Implemented DD/FD prefixes for and/or/xor in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1719
diff
changeset
|
1153 dd 10100101 and_ixl |
1648c685083a
Implemented DD/FD prefixes for and/or/xor in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1719
diff
changeset
|
1154 and ix a a |
1648c685083a
Implemented DD/FD prefixes for and/or/xor in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1719
diff
changeset
|
1155 update_flags SZYH1PXN0C0 |
1648c685083a
Implemented DD/FD prefixes for and/or/xor in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1719
diff
changeset
|
1156 |
1648c685083a
Implemented DD/FD prefixes for and/or/xor in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1719
diff
changeset
|
1157 fd 10100100 and_iyh |
1648c685083a
Implemented DD/FD prefixes for and/or/xor in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1719
diff
changeset
|
1158 lsr iy 8 scratch1 |
1648c685083a
Implemented DD/FD prefixes for and/or/xor in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1719
diff
changeset
|
1159 and scratch1 a a |
1648c685083a
Implemented DD/FD prefixes for and/or/xor in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1719
diff
changeset
|
1160 update_flags SZYH1PXN0C0 |
1648c685083a
Implemented DD/FD prefixes for and/or/xor in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1719
diff
changeset
|
1161 |
1648c685083a
Implemented DD/FD prefixes for and/or/xor in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1719
diff
changeset
|
1162 fd 10100101 and_iyl |
1648c685083a
Implemented DD/FD prefixes for and/or/xor in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1719
diff
changeset
|
1163 and iy a a |
1648c685083a
Implemented DD/FD prefixes for and/or/xor in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1719
diff
changeset
|
1164 update_flags SZYH1PXN0C0 |
1648c685083a
Implemented DD/FD prefixes for and/or/xor in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1719
diff
changeset
|
1165 |
1706
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1166 10100110 and_hl |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1167 z80_fetch_hl |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1168 and a scratch1 a |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1169 update_flags SZYH1PXN0C0 |
1720
1648c685083a
Implemented DD/FD prefixes for and/or/xor in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1719
diff
changeset
|
1170 |
1648c685083a
Implemented DD/FD prefixes for and/or/xor in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1719
diff
changeset
|
1171 dd 10100110 and_ixd |
1648c685083a
Implemented DD/FD prefixes for and/or/xor in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1719
diff
changeset
|
1172 z80_fetch_index ix |
1648c685083a
Implemented DD/FD prefixes for and/or/xor in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1719
diff
changeset
|
1173 and a scratch1 a |
1648c685083a
Implemented DD/FD prefixes for and/or/xor in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1719
diff
changeset
|
1174 update_flags SZYH1PXN0C0 |
1648c685083a
Implemented DD/FD prefixes for and/or/xor in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1719
diff
changeset
|
1175 |
1648c685083a
Implemented DD/FD prefixes for and/or/xor in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1719
diff
changeset
|
1176 fd 10100110 and_iyd |
1648c685083a
Implemented DD/FD prefixes for and/or/xor in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1719
diff
changeset
|
1177 z80_fetch_index iy |
1648c685083a
Implemented DD/FD prefixes for and/or/xor in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1719
diff
changeset
|
1178 and a scratch1 a |
1648c685083a
Implemented DD/FD prefixes for and/or/xor in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1719
diff
changeset
|
1179 update_flags SZYH1PXN0C0 |
1706
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1180 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1181 11100110 and_immed |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1182 z80_fetch_immed |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1183 and a scratch1 a |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1184 update_flags SZYH1PXN0C0 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1185 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1186 10110RRR or_reg |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1187 or a main.R a |
1714
e170a0f75c4f
fix half-carry for or and xor in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1712
diff
changeset
|
1188 update_flags SZYH0PXN0C0 |
1706
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1189 |
1720
1648c685083a
Implemented DD/FD prefixes for and/or/xor in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1719
diff
changeset
|
1190 dd 10110100 or_ixh |
1648c685083a
Implemented DD/FD prefixes for and/or/xor in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1719
diff
changeset
|
1191 lsr ix 8 scratch1 |
1648c685083a
Implemented DD/FD prefixes for and/or/xor in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1719
diff
changeset
|
1192 or scratch1 a a |
1648c685083a
Implemented DD/FD prefixes for and/or/xor in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1719
diff
changeset
|
1193 update_flags SZYH0PXN0C0 |
1648c685083a
Implemented DD/FD prefixes for and/or/xor in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1719
diff
changeset
|
1194 |
1648c685083a
Implemented DD/FD prefixes for and/or/xor in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1719
diff
changeset
|
1195 dd 10110101 or_ixl |
1648c685083a
Implemented DD/FD prefixes for and/or/xor in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1719
diff
changeset
|
1196 or ix a a |
1648c685083a
Implemented DD/FD prefixes for and/or/xor in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1719
diff
changeset
|
1197 update_flags SZYH0PXN0C0 |
1648c685083a
Implemented DD/FD prefixes for and/or/xor in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1719
diff
changeset
|
1198 |
1648c685083a
Implemented DD/FD prefixes for and/or/xor in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1719
diff
changeset
|
1199 fd 10110100 or_iyh |
1648c685083a
Implemented DD/FD prefixes for and/or/xor in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1719
diff
changeset
|
1200 lsr iy 8 scratch1 |
1648c685083a
Implemented DD/FD prefixes for and/or/xor in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1719
diff
changeset
|
1201 or scratch1 a a |
1648c685083a
Implemented DD/FD prefixes for and/or/xor in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1719
diff
changeset
|
1202 update_flags SZYH0PXN0C0 |
1648c685083a
Implemented DD/FD prefixes for and/or/xor in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1719
diff
changeset
|
1203 |
1648c685083a
Implemented DD/FD prefixes for and/or/xor in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1719
diff
changeset
|
1204 fd 10110101 or_iyl |
1648c685083a
Implemented DD/FD prefixes for and/or/xor in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1719
diff
changeset
|
1205 or iy a a |
1648c685083a
Implemented DD/FD prefixes for and/or/xor in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1719
diff
changeset
|
1206 update_flags SZYH0PXN0C0 |
1648c685083a
Implemented DD/FD prefixes for and/or/xor in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1719
diff
changeset
|
1207 |
1706
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1208 10110110 or_hl |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1209 z80_fetch_hl |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1210 or a scratch1 a |
1714
e170a0f75c4f
fix half-carry for or and xor in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1712
diff
changeset
|
1211 update_flags SZYH0PXN0C0 |
1720
1648c685083a
Implemented DD/FD prefixes for and/or/xor in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1719
diff
changeset
|
1212 |
1648c685083a
Implemented DD/FD prefixes for and/or/xor in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1719
diff
changeset
|
1213 dd 10110110 or_ixd |
1648c685083a
Implemented DD/FD prefixes for and/or/xor in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1719
diff
changeset
|
1214 z80_fetch_index ix |
1648c685083a
Implemented DD/FD prefixes for and/or/xor in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1719
diff
changeset
|
1215 or a scratch1 a |
1648c685083a
Implemented DD/FD prefixes for and/or/xor in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1719
diff
changeset
|
1216 update_flags SZYH0PXN0C0 |
1648c685083a
Implemented DD/FD prefixes for and/or/xor in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1719
diff
changeset
|
1217 |
1648c685083a
Implemented DD/FD prefixes for and/or/xor in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1719
diff
changeset
|
1218 fd 10110110 or_iyd |
1648c685083a
Implemented DD/FD prefixes for and/or/xor in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1719
diff
changeset
|
1219 z80_fetch_index iy |
1648c685083a
Implemented DD/FD prefixes for and/or/xor in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1719
diff
changeset
|
1220 or a scratch1 a |
1648c685083a
Implemented DD/FD prefixes for and/or/xor in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1719
diff
changeset
|
1221 update_flags SZYH0PXN0C0 |
1706
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1222 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1223 11110110 or_immed |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1224 z80_fetch_immed |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1225 or a scratch1 a |
1714
e170a0f75c4f
fix half-carry for or and xor in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1712
diff
changeset
|
1226 update_flags SZYH0PXN0C0 |
1706
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1227 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1228 10101RRR xor_reg |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1229 xor a main.R a |
1714
e170a0f75c4f
fix half-carry for or and xor in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1712
diff
changeset
|
1230 update_flags SZYH0PXN0C0 |
1706
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1231 |
1720
1648c685083a
Implemented DD/FD prefixes for and/or/xor in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1719
diff
changeset
|
1232 dd 10101100 xor_ixh |
1648c685083a
Implemented DD/FD prefixes for and/or/xor in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1719
diff
changeset
|
1233 lsr ix 8 scratch1 |
1648c685083a
Implemented DD/FD prefixes for and/or/xor in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1719
diff
changeset
|
1234 xor scratch1 a a |
1648c685083a
Implemented DD/FD prefixes for and/or/xor in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1719
diff
changeset
|
1235 update_flags SZYH0PXN0C0 |
1648c685083a
Implemented DD/FD prefixes for and/or/xor in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1719
diff
changeset
|
1236 |
1648c685083a
Implemented DD/FD prefixes for and/or/xor in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1719
diff
changeset
|
1237 dd 10101101 xor_ixl |
1648c685083a
Implemented DD/FD prefixes for and/or/xor in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1719
diff
changeset
|
1238 xor ix a a |
1648c685083a
Implemented DD/FD prefixes for and/or/xor in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1719
diff
changeset
|
1239 update_flags SZYH0PXN0C0 |
1648c685083a
Implemented DD/FD prefixes for and/or/xor in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1719
diff
changeset
|
1240 |
1648c685083a
Implemented DD/FD prefixes for and/or/xor in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1719
diff
changeset
|
1241 fd 10101100 xor_iyh |
1648c685083a
Implemented DD/FD prefixes for and/or/xor in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1719
diff
changeset
|
1242 lsr iy 8 scratch1 |
1648c685083a
Implemented DD/FD prefixes for and/or/xor in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1719
diff
changeset
|
1243 xor scratch1 a a |
1648c685083a
Implemented DD/FD prefixes for and/or/xor in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1719
diff
changeset
|
1244 update_flags SZYH0PXN0C0 |
1648c685083a
Implemented DD/FD prefixes for and/or/xor in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1719
diff
changeset
|
1245 |
1648c685083a
Implemented DD/FD prefixes for and/or/xor in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1719
diff
changeset
|
1246 fd 10101101 xor_iyl |
1648c685083a
Implemented DD/FD prefixes for and/or/xor in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1719
diff
changeset
|
1247 xor iy a a |
1648c685083a
Implemented DD/FD prefixes for and/or/xor in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1719
diff
changeset
|
1248 update_flags SZYH0PXN0C0 |
1648c685083a
Implemented DD/FD prefixes for and/or/xor in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1719
diff
changeset
|
1249 |
1706
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1250 10101110 xor_hl |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1251 z80_fetch_hl |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1252 xor a scratch1 a |
1714
e170a0f75c4f
fix half-carry for or and xor in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1712
diff
changeset
|
1253 update_flags SZYH0PXN0C0 |
1720
1648c685083a
Implemented DD/FD prefixes for and/or/xor in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1719
diff
changeset
|
1254 |
1648c685083a
Implemented DD/FD prefixes for and/or/xor in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1719
diff
changeset
|
1255 dd 10101110 xor_ixd |
1648c685083a
Implemented DD/FD prefixes for and/or/xor in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1719
diff
changeset
|
1256 z80_fetch_index ix |
1648c685083a
Implemented DD/FD prefixes for and/or/xor in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1719
diff
changeset
|
1257 xor a scratch1 a |
1648c685083a
Implemented DD/FD prefixes for and/or/xor in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1719
diff
changeset
|
1258 update_flags SZYH0PXN0C0 |
1648c685083a
Implemented DD/FD prefixes for and/or/xor in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1719
diff
changeset
|
1259 |
1648c685083a
Implemented DD/FD prefixes for and/or/xor in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1719
diff
changeset
|
1260 fd 10101110 xor_iyd |
1648c685083a
Implemented DD/FD prefixes for and/or/xor in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1719
diff
changeset
|
1261 z80_fetch_index iy |
1648c685083a
Implemented DD/FD prefixes for and/or/xor in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1719
diff
changeset
|
1262 xor a scratch1 a |
1648c685083a
Implemented DD/FD prefixes for and/or/xor in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1719
diff
changeset
|
1263 update_flags SZYH0PXN0C0 |
1706
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1264 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1265 11101110 xor_immed |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1266 z80_fetch_immed |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1267 xor a scratch1 a |
1714
e170a0f75c4f
fix half-carry for or and xor in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1712
diff
changeset
|
1268 update_flags SZYH0PXN0C0 |
1706
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1269 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1270 10111RRR cp_reg |
1719
fb5ae8c20b85
Fix cp instruction in new Z80 core and implement its DD/FD prefixes
Michael Pavone <pavone@retrodev.com>
parents:
1718
diff
changeset
|
1271 mov main.R last_flag_result |
1706
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1272 cmp main.R a |
1719
fb5ae8c20b85
Fix cp instruction in new Z80 core and implement its DD/FD prefixes
Michael Pavone <pavone@retrodev.com>
parents:
1718
diff
changeset
|
1273 update_flags SZHVN1C |
fb5ae8c20b85
Fix cp instruction in new Z80 core and implement its DD/FD prefixes
Michael Pavone <pavone@retrodev.com>
parents:
1718
diff
changeset
|
1274 |
fb5ae8c20b85
Fix cp instruction in new Z80 core and implement its DD/FD prefixes
Michael Pavone <pavone@retrodev.com>
parents:
1718
diff
changeset
|
1275 dd 10111100 cp_ixh |
1725
89ee53a149ea
Miscellaneous small fixes to new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1724
diff
changeset
|
1276 local tmp 8 |
89ee53a149ea
Miscellaneous small fixes to new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1724
diff
changeset
|
1277 lsr ix 8 tmp |
89ee53a149ea
Miscellaneous small fixes to new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1724
diff
changeset
|
1278 mov tmp last_flag_result |
1743
a1663a83dcab
Fixed cp ixh in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1742
diff
changeset
|
1279 cmp tmp a |
1719
fb5ae8c20b85
Fix cp instruction in new Z80 core and implement its DD/FD prefixes
Michael Pavone <pavone@retrodev.com>
parents:
1718
diff
changeset
|
1280 update_flags SZHVN1C |
fb5ae8c20b85
Fix cp instruction in new Z80 core and implement its DD/FD prefixes
Michael Pavone <pavone@retrodev.com>
parents:
1718
diff
changeset
|
1281 |
fb5ae8c20b85
Fix cp instruction in new Z80 core and implement its DD/FD prefixes
Michael Pavone <pavone@retrodev.com>
parents:
1718
diff
changeset
|
1282 dd 10111101 cp_ixl |
1725
89ee53a149ea
Miscellaneous small fixes to new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1724
diff
changeset
|
1283 local tmp 8 |
89ee53a149ea
Miscellaneous small fixes to new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1724
diff
changeset
|
1284 mov ix tmp |
1719
fb5ae8c20b85
Fix cp instruction in new Z80 core and implement its DD/FD prefixes
Michael Pavone <pavone@retrodev.com>
parents:
1718
diff
changeset
|
1285 mov ix last_flag_result |
1725
89ee53a149ea
Miscellaneous small fixes to new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1724
diff
changeset
|
1286 cmp tmp a |
1719
fb5ae8c20b85
Fix cp instruction in new Z80 core and implement its DD/FD prefixes
Michael Pavone <pavone@retrodev.com>
parents:
1718
diff
changeset
|
1287 update_flags SZHVN1C |
fb5ae8c20b85
Fix cp instruction in new Z80 core and implement its DD/FD prefixes
Michael Pavone <pavone@retrodev.com>
parents:
1718
diff
changeset
|
1288 |
fb5ae8c20b85
Fix cp instruction in new Z80 core and implement its DD/FD prefixes
Michael Pavone <pavone@retrodev.com>
parents:
1718
diff
changeset
|
1289 fd 10111100 cp_iyh |
1725
89ee53a149ea
Miscellaneous small fixes to new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1724
diff
changeset
|
1290 local tmp 8 |
89ee53a149ea
Miscellaneous small fixes to new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1724
diff
changeset
|
1291 lsr iy 8 tmp |
89ee53a149ea
Miscellaneous small fixes to new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1724
diff
changeset
|
1292 mov tmp last_flag_result |
89ee53a149ea
Miscellaneous small fixes to new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1724
diff
changeset
|
1293 cmp tmp a |
1719
fb5ae8c20b85
Fix cp instruction in new Z80 core and implement its DD/FD prefixes
Michael Pavone <pavone@retrodev.com>
parents:
1718
diff
changeset
|
1294 update_flags SZHVN1C |
fb5ae8c20b85
Fix cp instruction in new Z80 core and implement its DD/FD prefixes
Michael Pavone <pavone@retrodev.com>
parents:
1718
diff
changeset
|
1295 |
fb5ae8c20b85
Fix cp instruction in new Z80 core and implement its DD/FD prefixes
Michael Pavone <pavone@retrodev.com>
parents:
1718
diff
changeset
|
1296 fd 10111101 cp_iyl |
1725
89ee53a149ea
Miscellaneous small fixes to new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1724
diff
changeset
|
1297 local tmp 8 |
89ee53a149ea
Miscellaneous small fixes to new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1724
diff
changeset
|
1298 mov iy tmp |
1719
fb5ae8c20b85
Fix cp instruction in new Z80 core and implement its DD/FD prefixes
Michael Pavone <pavone@retrodev.com>
parents:
1718
diff
changeset
|
1299 mov iy last_flag_result |
1725
89ee53a149ea
Miscellaneous small fixes to new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1724
diff
changeset
|
1300 cmp tmp a |
1719
fb5ae8c20b85
Fix cp instruction in new Z80 core and implement its DD/FD prefixes
Michael Pavone <pavone@retrodev.com>
parents:
1718
diff
changeset
|
1301 update_flags SZHVN1C |
1706
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1302 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1303 10111110 cp_hl |
1725
89ee53a149ea
Miscellaneous small fixes to new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1724
diff
changeset
|
1304 local tmp 8 |
1706
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1305 z80_fetch_hl |
1725
89ee53a149ea
Miscellaneous small fixes to new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1724
diff
changeset
|
1306 mov scratch1 tmp |
1719
fb5ae8c20b85
Fix cp instruction in new Z80 core and implement its DD/FD prefixes
Michael Pavone <pavone@retrodev.com>
parents:
1718
diff
changeset
|
1307 mov scratch1 last_flag_result |
1725
89ee53a149ea
Miscellaneous small fixes to new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1724
diff
changeset
|
1308 cmp tmp a |
1719
fb5ae8c20b85
Fix cp instruction in new Z80 core and implement its DD/FD prefixes
Michael Pavone <pavone@retrodev.com>
parents:
1718
diff
changeset
|
1309 update_flags SZHVN1C |
fb5ae8c20b85
Fix cp instruction in new Z80 core and implement its DD/FD prefixes
Michael Pavone <pavone@retrodev.com>
parents:
1718
diff
changeset
|
1310 |
fb5ae8c20b85
Fix cp instruction in new Z80 core and implement its DD/FD prefixes
Michael Pavone <pavone@retrodev.com>
parents:
1718
diff
changeset
|
1311 dd 10111110 cp_ixd |
1725
89ee53a149ea
Miscellaneous small fixes to new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1724
diff
changeset
|
1312 local tmp 8 |
1719
fb5ae8c20b85
Fix cp instruction in new Z80 core and implement its DD/FD prefixes
Michael Pavone <pavone@retrodev.com>
parents:
1718
diff
changeset
|
1313 z80_fetch_index ix |
1725
89ee53a149ea
Miscellaneous small fixes to new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1724
diff
changeset
|
1314 mov scratch1 tmp |
1719
fb5ae8c20b85
Fix cp instruction in new Z80 core and implement its DD/FD prefixes
Michael Pavone <pavone@retrodev.com>
parents:
1718
diff
changeset
|
1315 mov scratch1 last_flag_result |
1725
89ee53a149ea
Miscellaneous small fixes to new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1724
diff
changeset
|
1316 cmp tmp a |
1719
fb5ae8c20b85
Fix cp instruction in new Z80 core and implement its DD/FD prefixes
Michael Pavone <pavone@retrodev.com>
parents:
1718
diff
changeset
|
1317 update_flags SZHVN1C |
fb5ae8c20b85
Fix cp instruction in new Z80 core and implement its DD/FD prefixes
Michael Pavone <pavone@retrodev.com>
parents:
1718
diff
changeset
|
1318 |
fb5ae8c20b85
Fix cp instruction in new Z80 core and implement its DD/FD prefixes
Michael Pavone <pavone@retrodev.com>
parents:
1718
diff
changeset
|
1319 fd 10111110 cp_iyd |
1725
89ee53a149ea
Miscellaneous small fixes to new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1724
diff
changeset
|
1320 local tmp 8 |
1719
fb5ae8c20b85
Fix cp instruction in new Z80 core and implement its DD/FD prefixes
Michael Pavone <pavone@retrodev.com>
parents:
1718
diff
changeset
|
1321 z80_fetch_index iy |
1725
89ee53a149ea
Miscellaneous small fixes to new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1724
diff
changeset
|
1322 mov scratch1 tmp |
1719
fb5ae8c20b85
Fix cp instruction in new Z80 core and implement its DD/FD prefixes
Michael Pavone <pavone@retrodev.com>
parents:
1718
diff
changeset
|
1323 mov scratch1 last_flag_result |
1725
89ee53a149ea
Miscellaneous small fixes to new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1724
diff
changeset
|
1324 cmp tmp a |
1719
fb5ae8c20b85
Fix cp instruction in new Z80 core and implement its DD/FD prefixes
Michael Pavone <pavone@retrodev.com>
parents:
1718
diff
changeset
|
1325 update_flags SZHVN1C |
1706
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1326 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1327 11111110 cp_immed |
1725
89ee53a149ea
Miscellaneous small fixes to new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1724
diff
changeset
|
1328 local tmp 8 |
1706
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1329 z80_fetch_immed |
1725
89ee53a149ea
Miscellaneous small fixes to new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1724
diff
changeset
|
1330 mov scratch1 tmp |
1719
fb5ae8c20b85
Fix cp instruction in new Z80 core and implement its DD/FD prefixes
Michael Pavone <pavone@retrodev.com>
parents:
1718
diff
changeset
|
1331 mov scratch1 last_flag_result |
1725
89ee53a149ea
Miscellaneous small fixes to new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1724
diff
changeset
|
1332 cmp tmp a |
1719
fb5ae8c20b85
Fix cp instruction in new Z80 core and implement its DD/FD prefixes
Michael Pavone <pavone@retrodev.com>
parents:
1718
diff
changeset
|
1333 update_flags SZHVN1C |
1706
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1334 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1335 00RRR100 inc_reg |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1336 add 1 main.R main.R |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1337 update_flags SZYHVXN0 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1338 |
1718
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
1339 dd 00100100 inc_ixh |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
1340 add 0x100 ix ix |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
1341 update_flags SZYHVXN0 |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
1342 |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
1343 dd 00101100 inc_ixl |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
1344 local tmp 8 |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
1345 mov ix tmp |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
1346 add 1 tmp tmp |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
1347 update_flags SZYHVXN0 |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
1348 and 0xFF00 ix ix |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
1349 or tmp ix ix |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
1350 |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
1351 fd 00100100 inc_iyh |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
1352 add 0x100 iy iy |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
1353 update_flags SZYHVXN0 |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
1354 |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
1355 fd 00101100 inc_iyl |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
1356 local tmp 8 |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
1357 mov iy tmp |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
1358 add 1 tmp tmp |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
1359 update_flags SZYHVXN0 |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
1360 and 0xFF00 iy iy |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
1361 or tmp iy iy |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
1362 |
1706
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1363 00110100 inc_hl |
1717
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1364 local tmp 8 |
1706
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1365 z80_fetch_hl |
1717
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1366 #TODO: Either make DSL compiler smart enough to optimize these unnecessary moves out |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1367 #or add some syntax to force a certain size on an operation so they are unnecessary |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1368 mov scratch1 tmp |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1369 add 1 tmp tmp |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1370 update_flags SZYHVXN0 |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1371 mov tmp scratch1 |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1372 z80_store_hl |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1373 |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1374 dd 00110100 inc_ixd |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1375 local tmp 8 |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1376 z80_fetch_index ix |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1377 #TODO: Either make DSL compiler smart enough to optimize these unnecessary moves out |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1378 #or add some syntax to force a certain size on an operation so they are unnecessary |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1379 mov scratch1 tmp |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1380 add 1 tmp tmp |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1381 update_flags SZYHVXN0 |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1382 mov tmp scratch1 |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1383 cycles 1 |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1384 z80_store_index |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1385 |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1386 fd 00110100 inc_iyd |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1387 local tmp 8 |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1388 z80_fetch_index iy |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1389 #TODO: Either make DSL compiler smart enough to optimize these unnecessary moves out |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1390 #or add some syntax to force a certain size on an operation so they are unnecessary |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1391 mov scratch1 tmp |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1392 add 1 tmp tmp |
1706
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1393 update_flags SZYHVXN0 |
1717
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1394 mov tmp scratch1 |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1395 cycles 1 |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1396 z80_store_index |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1397 |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1398 z80_inc_pair |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1399 arg high 8 |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1400 arg low 8 |
1759
6e4faa10f9ee
Store sync_cycle in context rather than in a local in CPU DSL. Fix the timing of a number of instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1756
diff
changeset
|
1401 cycles 2 |
1717
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1402 local word 16 |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1403 lsl high 8 word |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1404 or low word word |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1405 add 1 word word |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1406 mov word low |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1407 lsr word 8 high |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1408 |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1409 00000011 inc_bc |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1410 z80_inc_pair b c |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1411 |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1412 00010011 inc_de |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1413 z80_inc_pair d e |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1414 |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1415 00100011 inc16_hl |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1416 z80_inc_pair h l |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1417 |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1418 00110011 inc_sp |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1419 add 1 sp sp |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1420 |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1421 dd 00100011 inc_ix |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1422 add 1 ix ix |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1423 |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1424 fd 00100011 inc_iy |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1425 add 1 iy iy |
1706
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1426 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1427 00RRR101 dec_reg |
1717
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1428 sub 1 main.R main.R |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1429 update_flags SZYHVXN1 |
1706
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1430 |
1718
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
1431 dd 00100101 dec_ixh |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
1432 sub 0x100 ix ix |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
1433 update_flags SZYHVXN1 |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
1434 |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
1435 dd 00101101 dec_ixl |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
1436 local tmp 8 |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
1437 mov ix tmp |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
1438 sub 1 tmp tmp |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
1439 update_flags SZYHVXN1 |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
1440 and 0xFF00 ix ix |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
1441 or tmp ix ix |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
1442 |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
1443 fd 00100101 dec_iyh |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
1444 sub 0x100 iy iy |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
1445 update_flags SZYHVXN1 |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
1446 |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
1447 fd 00101101 dec_iyl |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
1448 local tmp 8 |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
1449 mov iy tmp |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
1450 sub 1 tmp tmp |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
1451 update_flags SZYHVXN1 |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
1452 and 0xFF00 iy iy |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
1453 or tmp iy iy |
c7d18b8ec29a
Implemented the rest of the dd/fd prefixes for the add/adc/sub/sbc/inc/dec instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1717
diff
changeset
|
1454 |
1706
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1455 00110101 dec_hl |
1739
435877da5837
Fixed flag calculation in dec (hl) in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1738
diff
changeset
|
1456 local tmp 8 |
1706
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1457 z80_fetch_hl |
1739
435877da5837
Fixed flag calculation in dec (hl) in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1738
diff
changeset
|
1458 #TODO: Either make DSL compiler smart enough to optimize these unnecessary moves out |
435877da5837
Fixed flag calculation in dec (hl) in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1738
diff
changeset
|
1459 #or add some syntax to force a certain size on an operation so they are unnecessary |
435877da5837
Fixed flag calculation in dec (hl) in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1738
diff
changeset
|
1460 mov scratch1 tmp |
435877da5837
Fixed flag calculation in dec (hl) in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1738
diff
changeset
|
1461 sub 1 tmp tmp |
1717
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1462 update_flags SZYHVXN1 |
1739
435877da5837
Fixed flag calculation in dec (hl) in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1738
diff
changeset
|
1463 mov tmp scratch1 |
1706
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1464 z80_store_hl |
1717
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1465 |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1466 dd 00110101 dec_ixd |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1467 local tmp 8 |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1468 z80_fetch_index ix |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1469 #TODO: Either make DSL compiler smart enough to optimize these unnecessary moves out |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1470 #or add some syntax to force a certain size on an operation so they are unnecessary |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1471 mov scratch1 tmp |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1472 sub 1 tmp tmp |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1473 update_flags SZYHVXN1 |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1474 mov tmp scratch1 |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1475 cycles 1 |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1476 z80_store_index |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1477 |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1478 fd 00110101 dec_iyd |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1479 local tmp 8 |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1480 z80_fetch_index iy |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1481 #TODO: Either make DSL compiler smart enough to optimize these unnecessary moves out |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1482 #or add some syntax to force a certain size on an operation so they are unnecessary |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1483 mov scratch1 tmp |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1484 sub 1 tmp tmp |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1485 update_flags SZYHVXN1 |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1486 mov tmp scratch1 |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1487 cycles 1 |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1488 z80_store_index |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1489 |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1490 z80_dec_pair |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1491 arg high 8 |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1492 arg low 8 |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1493 local word 16 |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1494 lsl high 8 word |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1495 or low word word |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1496 sub 1 word word |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1497 mov word low |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1498 lsr word 8 high |
1759
6e4faa10f9ee
Store sync_cycle in context rather than in a local in CPU DSL. Fix the timing of a number of instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1756
diff
changeset
|
1499 cycles 2 |
1717
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1500 |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1501 00001011 dec_bc |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1502 z80_dec_pair b c |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1503 |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1504 00011011 dec_de |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1505 z80_dec_pair d e |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1506 |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1507 00101011 dec16_hl |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1508 z80_dec_pair h l |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1509 |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1510 00111011 dec_sp |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1511 sub 1 sp sp |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1512 |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1513 dd 00101011 dec_ix |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1514 sub 1 ix ix |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1515 |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1516 fd 00101011 dec_iy |
b11cfa655c61
Added implementations of a bunch of 16-bit arithmetic instructions and some DD/FD prefix instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1715
diff
changeset
|
1517 sub 1 iy iy |
1706
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1518 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1519 00101111 cpl |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1520 not a a |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1521 update_flags YH1XN1 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1522 |
1725
89ee53a149ea
Miscellaneous small fixes to new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1724
diff
changeset
|
1523 ed 01DDD100 neg |
1706
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1524 neg a a |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1525 update_flags SZYHVXN1C |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1526 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1527 00111111 ccf |
1725
89ee53a149ea
Miscellaneous small fixes to new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1724
diff
changeset
|
1528 local tmp 8 |
1745
a8f04b0ab744
Fixes to DAA, SCF and CCF to pass ZEXALL in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1743
diff
changeset
|
1529 and 0x80 last_flag_result last_flag_result |
a8f04b0ab744
Fixes to DAA, SCF and CCF to pass ZEXALL in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1743
diff
changeset
|
1530 and 0x7F a tmp |
a8f04b0ab744
Fixes to DAA, SCF and CCF to pass ZEXALL in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1743
diff
changeset
|
1531 or tmp last_flag_result last_flag_result |
1725
89ee53a149ea
Miscellaneous small fixes to new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1724
diff
changeset
|
1532 and 0x80 chflags chflags |
89ee53a149ea
Miscellaneous small fixes to new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1724
diff
changeset
|
1533 lsr chflags 4 tmp |
89ee53a149ea
Miscellaneous small fixes to new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1724
diff
changeset
|
1534 or tmp chflags chflags |
1706
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1535 xor 0x80 chflags chflags |
1725
89ee53a149ea
Miscellaneous small fixes to new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1724
diff
changeset
|
1536 update_flags N0 |
1706
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1537 |
1725
89ee53a149ea
Miscellaneous small fixes to new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1724
diff
changeset
|
1538 00110111 scf |
1745
a8f04b0ab744
Fixes to DAA, SCF and CCF to pass ZEXALL in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1743
diff
changeset
|
1539 local tmp 8 |
a8f04b0ab744
Fixes to DAA, SCF and CCF to pass ZEXALL in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1743
diff
changeset
|
1540 and 0x80 last_flag_result last_flag_result |
a8f04b0ab744
Fixes to DAA, SCF and CCF to pass ZEXALL in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1743
diff
changeset
|
1541 and 0x7F a tmp |
a8f04b0ab744
Fixes to DAA, SCF and CCF to pass ZEXALL in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1743
diff
changeset
|
1542 or tmp last_flag_result last_flag_result |
1725
89ee53a149ea
Miscellaneous small fixes to new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1724
diff
changeset
|
1543 update_flags H0N0C1 |
1706
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1544 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1545 00000000 nop |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1546 |
1725
89ee53a149ea
Miscellaneous small fixes to new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1724
diff
changeset
|
1547 01110110 halt |
1763
7e97d820b491
Fix implementation of halt in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1759
diff
changeset
|
1548 cmp nmi_cycle cycles |
7e97d820b491
Fix implementation of halt in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1759
diff
changeset
|
1549 if >=U |
7e97d820b491
Fix implementation of halt in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1759
diff
changeset
|
1550 |
7e97d820b491
Fix implementation of halt in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1759
diff
changeset
|
1551 else |
7e97d820b491
Fix implementation of halt in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1759
diff
changeset
|
1552 cmp int_cycle cycles |
7e97d820b491
Fix implementation of halt in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1759
diff
changeset
|
1553 if >=U |
7e97d820b491
Fix implementation of halt in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1759
diff
changeset
|
1554 |
7e97d820b491
Fix implementation of halt in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1759
diff
changeset
|
1555 if iff1 |
7e97d820b491
Fix implementation of halt in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1759
diff
changeset
|
1556 else |
1725
89ee53a149ea
Miscellaneous small fixes to new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1724
diff
changeset
|
1557 sub 1 pc pc |
1763
7e97d820b491
Fix implementation of halt in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1759
diff
changeset
|
1558 end |
7e97d820b491
Fix implementation of halt in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1759
diff
changeset
|
1559 |
7e97d820b491
Fix implementation of halt in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1759
diff
changeset
|
1560 else |
7e97d820b491
Fix implementation of halt in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1759
diff
changeset
|
1561 sub 1 pc pc |
7e97d820b491
Fix implementation of halt in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1759
diff
changeset
|
1562 end |
7e97d820b491
Fix implementation of halt in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1759
diff
changeset
|
1563 end |
1725
89ee53a149ea
Miscellaneous small fixes to new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1724
diff
changeset
|
1564 |
1706
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1565 11110011 di |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1566 mov 0 iff1 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1567 mov 0 iff2 |
1753
33ec5df77fac
Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents:
1752
diff
changeset
|
1568 update_sync |
1706
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1569 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1570 11111011 ei |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1571 mov 1 iff1 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1572 mov 1 iff2 |
1753
33ec5df77fac
Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents:
1752
diff
changeset
|
1573 update_sync |
33ec5df77fac
Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents:
1752
diff
changeset
|
1574 cmp int_cycle cycles |
33ec5df77fac
Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents:
1752
diff
changeset
|
1575 if >=U |
33ec5df77fac
Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents:
1752
diff
changeset
|
1576 |
33ec5df77fac
Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents:
1752
diff
changeset
|
1577 add 1 cycles int_cycle |
33ec5df77fac
Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents:
1752
diff
changeset
|
1578 |
33ec5df77fac
Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents:
1752
diff
changeset
|
1579 end |
1706
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1580 |
1725
89ee53a149ea
Miscellaneous small fixes to new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1724
diff
changeset
|
1581 ed 01D00110 im0 |
1706
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1582 mov 0 imode |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1583 |
1725
89ee53a149ea
Miscellaneous small fixes to new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1724
diff
changeset
|
1584 ed 01D10110 im1 |
1706
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1585 mov 1 imode |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1586 |
1725
89ee53a149ea
Miscellaneous small fixes to new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1724
diff
changeset
|
1587 ed 01D11110 im2 |
1706
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1588 mov 2 imode |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1589 |
1725
89ee53a149ea
Miscellaneous small fixes to new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1724
diff
changeset
|
1590 ed 01D01110 im3 |
1752
d6d4c006a7b3
Initial attempt at interrupts in new Z80 core and integrating it into main executable
Michael Pavone <pavone@retrodev.com>
parents:
1750
diff
changeset
|
1591 #some sources call this mode 0/1, but unclear |
d6d4c006a7b3
Initial attempt at interrupts in new Z80 core and integrating it into main executable
Michael Pavone <pavone@retrodev.com>
parents:
1750
diff
changeset
|
1592 #if the behavior is really different from im 0 |
d6d4c006a7b3
Initial attempt at interrupts in new Z80 core and integrating it into main executable
Michael Pavone <pavone@retrodev.com>
parents:
1750
diff
changeset
|
1593 mov 0 imode |
1725
89ee53a149ea
Miscellaneous small fixes to new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1724
diff
changeset
|
1594 |
1706
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1595 11000011 jp |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1596 z80_fetch_immed16 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1597 mov wz pc |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1598 |
1726
4f064b575e57
Implemented jp (hl), jp (ix) and jp (iy) in the new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1725
diff
changeset
|
1599 11101001 jp_hl |
4f064b575e57
Implemented jp (hl), jp (ix) and jp (iy) in the new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1725
diff
changeset
|
1600 lsl h 8 pc |
4f064b575e57
Implemented jp (hl), jp (ix) and jp (iy) in the new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1725
diff
changeset
|
1601 or l pc pc |
4f064b575e57
Implemented jp (hl), jp (ix) and jp (iy) in the new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1725
diff
changeset
|
1602 |
4f064b575e57
Implemented jp (hl), jp (ix) and jp (iy) in the new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1725
diff
changeset
|
1603 dd 11101001 jp_ix |
4f064b575e57
Implemented jp (hl), jp (ix) and jp (iy) in the new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1725
diff
changeset
|
1604 mov ix pc |
4f064b575e57
Implemented jp (hl), jp (ix) and jp (iy) in the new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1725
diff
changeset
|
1605 |
4f064b575e57
Implemented jp (hl), jp (ix) and jp (iy) in the new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1725
diff
changeset
|
1606 fd 11101001 jp_iy |
4f064b575e57
Implemented jp (hl), jp (ix) and jp (iy) in the new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1725
diff
changeset
|
1607 mov iy pc |
4f064b575e57
Implemented jp (hl), jp (ix) and jp (iy) in the new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1725
diff
changeset
|
1608 |
1706
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1609 11CCC010 jp_cc |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1610 z80_check_cond C |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1611 z80_fetch_immed16 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1612 if istrue |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1613 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1614 mov wz pc |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1615 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1616 end |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1617 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1618 00011000 jr |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1619 z80_fetch_immed |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1620 #TODO: determine if this updates wz |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1621 sext 16 scratch1 scratch1 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1622 add scratch1 pc pc |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1623 cycles 5 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1624 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1625 001CC000 jr_cc |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1626 z80_check_cond C |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1627 z80_fetch_immed |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1628 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1629 if istrue |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1630 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1631 sext 16 scratch1 scratch1 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1632 add scratch1 pc pc |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1633 cycles 5 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1634 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1635 end |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1636 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1637 00010000 djnz |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1638 cycles 1 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1639 z80_fetch_immed |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1640 sub 1 b b |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1641 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1642 if b |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1643 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1644 sext 16 scratch1 scratch1 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1645 add scratch1 pc pc |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1646 cycles 5 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1647 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1648 end |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1649 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1650 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1651 11001101 call_uncond |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1652 z80_fetch_immed16 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1653 local pch 8 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1654 lsr pc 8 pch |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1655 meta high pch |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1656 meta low pc |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1657 z80_push |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1658 mov wz pc |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1659 |
1736
06c2438c7641
Implemented conditional call/ret, cpi/cpd/cpir/cpdr and fixed ldir/lddr in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1735
diff
changeset
|
1660 11CCC100 call_cond |
06c2438c7641
Implemented conditional call/ret, cpi/cpd/cpir/cpdr and fixed ldir/lddr in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1735
diff
changeset
|
1661 local pch 8 |
06c2438c7641
Implemented conditional call/ret, cpi/cpd/cpir/cpdr and fixed ldir/lddr in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1735
diff
changeset
|
1662 z80_fetch_immed16 |
06c2438c7641
Implemented conditional call/ret, cpi/cpd/cpir/cpdr and fixed ldir/lddr in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1735
diff
changeset
|
1663 z80_check_cond C |
06c2438c7641
Implemented conditional call/ret, cpi/cpd/cpir/cpdr and fixed ldir/lddr in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1735
diff
changeset
|
1664 |
06c2438c7641
Implemented conditional call/ret, cpi/cpd/cpir/cpdr and fixed ldir/lddr in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1735
diff
changeset
|
1665 if istrue |
06c2438c7641
Implemented conditional call/ret, cpi/cpd/cpir/cpdr and fixed ldir/lddr in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1735
diff
changeset
|
1666 |
06c2438c7641
Implemented conditional call/ret, cpi/cpd/cpir/cpdr and fixed ldir/lddr in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1735
diff
changeset
|
1667 lsr pc 8 pch |
06c2438c7641
Implemented conditional call/ret, cpi/cpd/cpir/cpdr and fixed ldir/lddr in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1735
diff
changeset
|
1668 meta high pch |
06c2438c7641
Implemented conditional call/ret, cpi/cpd/cpir/cpdr and fixed ldir/lddr in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1735
diff
changeset
|
1669 meta low pc |
06c2438c7641
Implemented conditional call/ret, cpi/cpd/cpir/cpdr and fixed ldir/lddr in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1735
diff
changeset
|
1670 z80_push |
06c2438c7641
Implemented conditional call/ret, cpi/cpd/cpir/cpdr and fixed ldir/lddr in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1735
diff
changeset
|
1671 mov wz pc |
06c2438c7641
Implemented conditional call/ret, cpi/cpd/cpir/cpdr and fixed ldir/lddr in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1735
diff
changeset
|
1672 |
06c2438c7641
Implemented conditional call/ret, cpi/cpd/cpir/cpdr and fixed ldir/lddr in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1735
diff
changeset
|
1673 end |
06c2438c7641
Implemented conditional call/ret, cpi/cpd/cpir/cpdr and fixed ldir/lddr in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1735
diff
changeset
|
1674 |
1706
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1675 11TTT111 rst |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1676 local pch 8 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1677 lsr pc 8 pch |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1678 meta high pch |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1679 meta low pc |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1680 z80_push |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1681 lsl T 3 scratch1 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1682 mov scratch1 pc |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1683 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1684 11001001 ret |
1736
06c2438c7641
Implemented conditional call/ret, cpi/cpd/cpir/cpdr and fixed ldir/lddr in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1735
diff
changeset
|
1685 local pch 16 |
06c2438c7641
Implemented conditional call/ret, cpi/cpd/cpir/cpdr and fixed ldir/lddr in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1735
diff
changeset
|
1686 meta high pch |
06c2438c7641
Implemented conditional call/ret, cpi/cpd/cpir/cpdr and fixed ldir/lddr in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1735
diff
changeset
|
1687 meta low pc |
1706
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1688 z80_pop |
1736
06c2438c7641
Implemented conditional call/ret, cpi/cpd/cpir/cpdr and fixed ldir/lddr in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1735
diff
changeset
|
1689 lsl pch 8 pch |
06c2438c7641
Implemented conditional call/ret, cpi/cpd/cpir/cpdr and fixed ldir/lddr in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1735
diff
changeset
|
1690 or pch pc pc |
06c2438c7641
Implemented conditional call/ret, cpi/cpd/cpir/cpdr and fixed ldir/lddr in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1735
diff
changeset
|
1691 |
1753
33ec5df77fac
Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents:
1752
diff
changeset
|
1692 ed 01001101 reti |
33ec5df77fac
Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents:
1752
diff
changeset
|
1693 local pch 16 |
33ec5df77fac
Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents:
1752
diff
changeset
|
1694 cycles 1 |
33ec5df77fac
Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents:
1752
diff
changeset
|
1695 meta high pch |
33ec5df77fac
Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents:
1752
diff
changeset
|
1696 meta low pc |
33ec5df77fac
Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents:
1752
diff
changeset
|
1697 z80_pop |
33ec5df77fac
Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents:
1752
diff
changeset
|
1698 lsl pch 8 pch |
33ec5df77fac
Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents:
1752
diff
changeset
|
1699 or pch pc pc |
33ec5df77fac
Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents:
1752
diff
changeset
|
1700 |
33ec5df77fac
Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents:
1752
diff
changeset
|
1701 ed 01NN1101 retn |
33ec5df77fac
Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents:
1752
diff
changeset
|
1702 mov iff2 iff1 |
33ec5df77fac
Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents:
1752
diff
changeset
|
1703 local pch 16 |
33ec5df77fac
Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents:
1752
diff
changeset
|
1704 cycles 1 |
33ec5df77fac
Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents:
1752
diff
changeset
|
1705 meta high pch |
33ec5df77fac
Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents:
1752
diff
changeset
|
1706 meta low pc |
33ec5df77fac
Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents:
1752
diff
changeset
|
1707 z80_pop |
33ec5df77fac
Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents:
1752
diff
changeset
|
1708 lsl pch 8 pch |
33ec5df77fac
Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents:
1752
diff
changeset
|
1709 or pch pc pc |
33ec5df77fac
Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents:
1752
diff
changeset
|
1710 |
1736
06c2438c7641
Implemented conditional call/ret, cpi/cpd/cpir/cpdr and fixed ldir/lddr in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1735
diff
changeset
|
1711 11CCC000 ret_cond |
06c2438c7641
Implemented conditional call/ret, cpi/cpd/cpir/cpdr and fixed ldir/lddr in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1735
diff
changeset
|
1712 local pch 16 |
06c2438c7641
Implemented conditional call/ret, cpi/cpd/cpir/cpdr and fixed ldir/lddr in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1735
diff
changeset
|
1713 cycles 1 |
06c2438c7641
Implemented conditional call/ret, cpi/cpd/cpir/cpdr and fixed ldir/lddr in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1735
diff
changeset
|
1714 z80_check_cond C |
06c2438c7641
Implemented conditional call/ret, cpi/cpd/cpir/cpdr and fixed ldir/lddr in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1735
diff
changeset
|
1715 if istrue |
06c2438c7641
Implemented conditional call/ret, cpi/cpd/cpir/cpdr and fixed ldir/lddr in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1735
diff
changeset
|
1716 |
06c2438c7641
Implemented conditional call/ret, cpi/cpd/cpir/cpdr and fixed ldir/lddr in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1735
diff
changeset
|
1717 meta high pch |
06c2438c7641
Implemented conditional call/ret, cpi/cpd/cpir/cpdr and fixed ldir/lddr in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1735
diff
changeset
|
1718 meta low pc |
06c2438c7641
Implemented conditional call/ret, cpi/cpd/cpir/cpdr and fixed ldir/lddr in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1735
diff
changeset
|
1719 z80_pop |
06c2438c7641
Implemented conditional call/ret, cpi/cpd/cpir/cpdr and fixed ldir/lddr in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1735
diff
changeset
|
1720 lsl pch 8 pch |
06c2438c7641
Implemented conditional call/ret, cpi/cpd/cpir/cpdr and fixed ldir/lddr in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1735
diff
changeset
|
1721 or pch pc pc |
06c2438c7641
Implemented conditional call/ret, cpi/cpd/cpir/cpdr and fixed ldir/lddr in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1735
diff
changeset
|
1722 |
06c2438c7641
Implemented conditional call/ret, cpi/cpd/cpir/cpdr and fixed ldir/lddr in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1735
diff
changeset
|
1723 end |
1706
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1724 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1725 11011011 in_abs |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1726 z80_fetch_immed |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1727 ocall io_read8 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1728 mov scratch1 a |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1729 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1730 ed 01RRR000 in_bc |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1731 lsl b 8 scratch1 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1732 or c scratch1 scratch1 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1733 ocall io_read8 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1734 mov scratch1 main.R |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1735 |
1756
093e323dc683
Added in block instructions, fixed IO address calculation in out block instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1753
diff
changeset
|
1736 z80_ini_ind |
093e323dc683
Added in block instructions, fixed IO address calculation in out block instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1753
diff
changeset
|
1737 arg change 16 |
093e323dc683
Added in block instructions, fixed IO address calculation in out block instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1753
diff
changeset
|
1738 local tmp 8 |
093e323dc683
Added in block instructions, fixed IO address calculation in out block instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1753
diff
changeset
|
1739 cycles 1 |
093e323dc683
Added in block instructions, fixed IO address calculation in out block instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1753
diff
changeset
|
1740 |
093e323dc683
Added in block instructions, fixed IO address calculation in out block instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1753
diff
changeset
|
1741 lsl 8 b wz |
093e323dc683
Added in block instructions, fixed IO address calculation in out block instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1753
diff
changeset
|
1742 or c wz wz |
093e323dc683
Added in block instructions, fixed IO address calculation in out block instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1753
diff
changeset
|
1743 add change wz wz |
093e323dc683
Added in block instructions, fixed IO address calculation in out block instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1753
diff
changeset
|
1744 |
093e323dc683
Added in block instructions, fixed IO address calculation in out block instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1753
diff
changeset
|
1745 sub 1 b b |
093e323dc683
Added in block instructions, fixed IO address calculation in out block instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1753
diff
changeset
|
1746 update_flags SZYX |
093e323dc683
Added in block instructions, fixed IO address calculation in out block instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1753
diff
changeset
|
1747 |
093e323dc683
Added in block instructions, fixed IO address calculation in out block instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1753
diff
changeset
|
1748 lsl b 8 scratch1 |
093e323dc683
Added in block instructions, fixed IO address calculation in out block instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1753
diff
changeset
|
1749 or c scratch1 scratch1 |
093e323dc683
Added in block instructions, fixed IO address calculation in out block instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1753
diff
changeset
|
1750 ocall io_read8 |
093e323dc683
Added in block instructions, fixed IO address calculation in out block instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1753
diff
changeset
|
1751 |
093e323dc683
Added in block instructions, fixed IO address calculation in out block instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1753
diff
changeset
|
1752 and 0x80 scratch1 nflag |
093e323dc683
Added in block instructions, fixed IO address calculation in out block instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1753
diff
changeset
|
1753 |
093e323dc683
Added in block instructions, fixed IO address calculation in out block instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1753
diff
changeset
|
1754 mov wz tmp |
093e323dc683
Added in block instructions, fixed IO address calculation in out block instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1753
diff
changeset
|
1755 add tmp scratch1 tmp |
093e323dc683
Added in block instructions, fixed IO address calculation in out block instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1753
diff
changeset
|
1756 update_flags C |
093e323dc683
Added in block instructions, fixed IO address calculation in out block instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1753
diff
changeset
|
1757 |
093e323dc683
Added in block instructions, fixed IO address calculation in out block instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1753
diff
changeset
|
1758 z80_store_hl |
093e323dc683
Added in block instructions, fixed IO address calculation in out block instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1753
diff
changeset
|
1759 |
093e323dc683
Added in block instructions, fixed IO address calculation in out block instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1753
diff
changeset
|
1760 lsl h 8 scratch2 |
093e323dc683
Added in block instructions, fixed IO address calculation in out block instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1753
diff
changeset
|
1761 or l scratch2 scratch2 |
093e323dc683
Added in block instructions, fixed IO address calculation in out block instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1753
diff
changeset
|
1762 add change scratch2 scratch2 |
093e323dc683
Added in block instructions, fixed IO address calculation in out block instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1753
diff
changeset
|
1763 mov scratch2 l |
093e323dc683
Added in block instructions, fixed IO address calculation in out block instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1753
diff
changeset
|
1764 lsr scratch2 8 h |
093e323dc683
Added in block instructions, fixed IO address calculation in out block instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1753
diff
changeset
|
1765 |
093e323dc683
Added in block instructions, fixed IO address calculation in out block instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1753
diff
changeset
|
1766 and 7 tmp tmp |
093e323dc683
Added in block instructions, fixed IO address calculation in out block instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1753
diff
changeset
|
1767 xor b tmp tmp |
093e323dc683
Added in block instructions, fixed IO address calculation in out block instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1753
diff
changeset
|
1768 update_flags P |
093e323dc683
Added in block instructions, fixed IO address calculation in out block instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1753
diff
changeset
|
1769 lsr chflags 4 tmp |
093e323dc683
Added in block instructions, fixed IO address calculation in out block instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1753
diff
changeset
|
1770 or tmp chflags chflags |
093e323dc683
Added in block instructions, fixed IO address calculation in out block instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1753
diff
changeset
|
1771 |
093e323dc683
Added in block instructions, fixed IO address calculation in out block instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1753
diff
changeset
|
1772 ed 10100010 ini |
093e323dc683
Added in block instructions, fixed IO address calculation in out block instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1753
diff
changeset
|
1773 z80_ini_ind 1 |
093e323dc683
Added in block instructions, fixed IO address calculation in out block instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1753
diff
changeset
|
1774 |
093e323dc683
Added in block instructions, fixed IO address calculation in out block instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1753
diff
changeset
|
1775 ed 10110010 inir |
093e323dc683
Added in block instructions, fixed IO address calculation in out block instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1753
diff
changeset
|
1776 z80_ini_ind 1 |
093e323dc683
Added in block instructions, fixed IO address calculation in out block instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1753
diff
changeset
|
1777 if zflag |
093e323dc683
Added in block instructions, fixed IO address calculation in out block instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1753
diff
changeset
|
1778 else |
093e323dc683
Added in block instructions, fixed IO address calculation in out block instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1753
diff
changeset
|
1779 sub 2 pc pc |
093e323dc683
Added in block instructions, fixed IO address calculation in out block instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1753
diff
changeset
|
1780 cycles 5 |
093e323dc683
Added in block instructions, fixed IO address calculation in out block instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1753
diff
changeset
|
1781 end |
093e323dc683
Added in block instructions, fixed IO address calculation in out block instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1753
diff
changeset
|
1782 |
093e323dc683
Added in block instructions, fixed IO address calculation in out block instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1753
diff
changeset
|
1783 ed 10101010 ind |
093e323dc683
Added in block instructions, fixed IO address calculation in out block instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1753
diff
changeset
|
1784 z80_ini_ind -1 |
093e323dc683
Added in block instructions, fixed IO address calculation in out block instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1753
diff
changeset
|
1785 |
093e323dc683
Added in block instructions, fixed IO address calculation in out block instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1753
diff
changeset
|
1786 ed 10111010 indr |
093e323dc683
Added in block instructions, fixed IO address calculation in out block instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1753
diff
changeset
|
1787 z80_ini_ind -1 |
093e323dc683
Added in block instructions, fixed IO address calculation in out block instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1753
diff
changeset
|
1788 if zflag |
093e323dc683
Added in block instructions, fixed IO address calculation in out block instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1753
diff
changeset
|
1789 else |
093e323dc683
Added in block instructions, fixed IO address calculation in out block instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1753
diff
changeset
|
1790 sub 2 pc pc |
093e323dc683
Added in block instructions, fixed IO address calculation in out block instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1753
diff
changeset
|
1791 cycles 5 |
093e323dc683
Added in block instructions, fixed IO address calculation in out block instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1753
diff
changeset
|
1792 end |
093e323dc683
Added in block instructions, fixed IO address calculation in out block instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1753
diff
changeset
|
1793 |
1706
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1794 11010011 out_abs |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1795 z80_fetch_immed |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1796 mov scratch1 scratch2 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1797 mov a scratch1 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1798 ocall io_write8 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1799 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1800 ed 01RRR001 out_bc |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1801 lsl b 8 scratch2 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1802 or c scratch2 scratch2 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1803 mov main.R scratch1 |
c2324849a5e5
Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1804 ocall io_write8 |
1721
0e5df2bc0f9f
Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1720
diff
changeset
|
1805 |
1753
33ec5df77fac
Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents:
1752
diff
changeset
|
1806 z80_outi_outd |
33ec5df77fac
Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents:
1752
diff
changeset
|
1807 arg change 16 |
33ec5df77fac
Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents:
1752
diff
changeset
|
1808 local tmp 8 |
33ec5df77fac
Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents:
1752
diff
changeset
|
1809 cycles 1 |
33ec5df77fac
Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents:
1752
diff
changeset
|
1810 z80_fetch_hl |
33ec5df77fac
Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents:
1752
diff
changeset
|
1811 |
33ec5df77fac
Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents:
1752
diff
changeset
|
1812 and 0x80 scratch1 nflag |
33ec5df77fac
Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents:
1752
diff
changeset
|
1813 |
33ec5df77fac
Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents:
1752
diff
changeset
|
1814 lsl h 8 scratch2 |
33ec5df77fac
Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents:
1752
diff
changeset
|
1815 or l scratch2 scratch2 |
33ec5df77fac
Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents:
1752
diff
changeset
|
1816 add change scratch2 scratch2 |
33ec5df77fac
Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents:
1752
diff
changeset
|
1817 mov scratch2 l |
33ec5df77fac
Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents:
1752
diff
changeset
|
1818 lsr scratch2 8 h |
33ec5df77fac
Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents:
1752
diff
changeset
|
1819 |
33ec5df77fac
Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents:
1752
diff
changeset
|
1820 add l scratch1 tmp |
33ec5df77fac
Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents:
1752
diff
changeset
|
1821 update_flags C |
33ec5df77fac
Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents:
1752
diff
changeset
|
1822 and 7 tmp tmp |
33ec5df77fac
Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents:
1752
diff
changeset
|
1823 |
1756
093e323dc683
Added in block instructions, fixed IO address calculation in out block instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1753
diff
changeset
|
1824 lsl b 8 scratch2 |
1753
33ec5df77fac
Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents:
1752
diff
changeset
|
1825 or c scratch2 scratch2 |
33ec5df77fac
Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents:
1752
diff
changeset
|
1826 ocall io_write8 |
33ec5df77fac
Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents:
1752
diff
changeset
|
1827 |
1756
093e323dc683
Added in block instructions, fixed IO address calculation in out block instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1753
diff
changeset
|
1828 sub 1 b b |
093e323dc683
Added in block instructions, fixed IO address calculation in out block instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1753
diff
changeset
|
1829 update_flags SZYX |
093e323dc683
Added in block instructions, fixed IO address calculation in out block instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1753
diff
changeset
|
1830 |
1753
33ec5df77fac
Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents:
1752
diff
changeset
|
1831 lsl 8 b wz |
33ec5df77fac
Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents:
1752
diff
changeset
|
1832 or c wz wz |
1756
093e323dc683
Added in block instructions, fixed IO address calculation in out block instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1753
diff
changeset
|
1833 add change wz wz |
1753
33ec5df77fac
Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents:
1752
diff
changeset
|
1834 |
33ec5df77fac
Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents:
1752
diff
changeset
|
1835 xor b tmp tmp |
33ec5df77fac
Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents:
1752
diff
changeset
|
1836 update_flags P |
33ec5df77fac
Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents:
1752
diff
changeset
|
1837 lsr chflags 4 tmp |
33ec5df77fac
Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents:
1752
diff
changeset
|
1838 or tmp chflags chflags |
33ec5df77fac
Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents:
1752
diff
changeset
|
1839 |
33ec5df77fac
Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents:
1752
diff
changeset
|
1840 ed 10100011 outi |
33ec5df77fac
Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents:
1752
diff
changeset
|
1841 z80_outi_outd 1 |
33ec5df77fac
Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents:
1752
diff
changeset
|
1842 |
33ec5df77fac
Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents:
1752
diff
changeset
|
1843 ed 10110011 otir |
33ec5df77fac
Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents:
1752
diff
changeset
|
1844 z80_outi_outd 1 |
33ec5df77fac
Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents:
1752
diff
changeset
|
1845 if zflag |
33ec5df77fac
Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents:
1752
diff
changeset
|
1846 else |
33ec5df77fac
Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents:
1752
diff
changeset
|
1847 sub 2 pc pc |
33ec5df77fac
Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents:
1752
diff
changeset
|
1848 cycles 5 |
33ec5df77fac
Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents:
1752
diff
changeset
|
1849 end |
33ec5df77fac
Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents:
1752
diff
changeset
|
1850 |
33ec5df77fac
Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents:
1752
diff
changeset
|
1851 ed 10101011 outd |
33ec5df77fac
Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents:
1752
diff
changeset
|
1852 z80_outi_outd -1 |
33ec5df77fac
Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents:
1752
diff
changeset
|
1853 |
33ec5df77fac
Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents:
1752
diff
changeset
|
1854 ed 10111011 otdr |
33ec5df77fac
Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents:
1752
diff
changeset
|
1855 z80_outi_outd -1 |
33ec5df77fac
Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents:
1752
diff
changeset
|
1856 if zflag |
33ec5df77fac
Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents:
1752
diff
changeset
|
1857 else |
33ec5df77fac
Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents:
1752
diff
changeset
|
1858 sub 2 pc pc |
33ec5df77fac
Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents:
1752
diff
changeset
|
1859 cycles 5 |
33ec5df77fac
Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents:
1752
diff
changeset
|
1860 end |
33ec5df77fac
Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents:
1752
diff
changeset
|
1861 |
1721
0e5df2bc0f9f
Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1720
diff
changeset
|
1862 00000111 rlca |
0e5df2bc0f9f
Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1720
diff
changeset
|
1863 rol a 1 a |
0e5df2bc0f9f
Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1720
diff
changeset
|
1864 update_flags YH0XN0C |
0e5df2bc0f9f
Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1720
diff
changeset
|
1865 |
0e5df2bc0f9f
Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1720
diff
changeset
|
1866 00010111 rla |
0e5df2bc0f9f
Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1720
diff
changeset
|
1867 rlc a 1 a |
0e5df2bc0f9f
Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1720
diff
changeset
|
1868 update_flags YH0XN0C |
0e5df2bc0f9f
Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1720
diff
changeset
|
1869 |
0e5df2bc0f9f
Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1720
diff
changeset
|
1870 00001111 rrca |
0e5df2bc0f9f
Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1720
diff
changeset
|
1871 ror a 1 a |
0e5df2bc0f9f
Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1720
diff
changeset
|
1872 update_flags YH0XN0C |
0e5df2bc0f9f
Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1720
diff
changeset
|
1873 |
0e5df2bc0f9f
Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1720
diff
changeset
|
1874 00011111 rra |
0e5df2bc0f9f
Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1720
diff
changeset
|
1875 rrc a 1 a |
0e5df2bc0f9f
Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1720
diff
changeset
|
1876 update_flags YH0XN0C |
0e5df2bc0f9f
Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1720
diff
changeset
|
1877 |
0e5df2bc0f9f
Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1720
diff
changeset
|
1878 cb 00000RRR rlc |
0e5df2bc0f9f
Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1720
diff
changeset
|
1879 rol main.R 1 main.R |
0e5df2bc0f9f
Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1720
diff
changeset
|
1880 update_flags SZYH0PXN0C |
0e5df2bc0f9f
Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1720
diff
changeset
|
1881 |
0e5df2bc0f9f
Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1720
diff
changeset
|
1882 cb 00000110 rlc_hl |
0e5df2bc0f9f
Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1720
diff
changeset
|
1883 local tmp 8 |
0e5df2bc0f9f
Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1720
diff
changeset
|
1884 z80_fetch_hl |
0e5df2bc0f9f
Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1720
diff
changeset
|
1885 mov scratch1 tmp |
0e5df2bc0f9f
Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1720
diff
changeset
|
1886 rol tmp 1 tmp |
0e5df2bc0f9f
Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1720
diff
changeset
|
1887 update_flags SZYH0PXN0C |
0e5df2bc0f9f
Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1720
diff
changeset
|
1888 mov tmp scratch1 |
0e5df2bc0f9f
Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1720
diff
changeset
|
1889 z80_store_hl |
0e5df2bc0f9f
Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1720
diff
changeset
|
1890 |
0e5df2bc0f9f
Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1720
diff
changeset
|
1891 z80_rlc_index |
0e5df2bc0f9f
Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1720
diff
changeset
|
1892 arg tmp 8 |
0e5df2bc0f9f
Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1720
diff
changeset
|
1893 mov wz scratch1 |
0e5df2bc0f9f
Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1720
diff
changeset
|
1894 ocall read_8 |
0e5df2bc0f9f
Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1720
diff
changeset
|
1895 cycles 1 |
0e5df2bc0f9f
Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1720
diff
changeset
|
1896 mov scratch1 tmp |
0e5df2bc0f9f
Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1720
diff
changeset
|
1897 rol tmp 1 tmp |
0e5df2bc0f9f
Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1720
diff
changeset
|
1898 update_flags SZYH0PXN0C |
0e5df2bc0f9f
Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1720
diff
changeset
|
1899 mov tmp scratch1 |
0e5df2bc0f9f
Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1720
diff
changeset
|
1900 z80_store_index |
0e5df2bc0f9f
Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1720
diff
changeset
|
1901 |
0e5df2bc0f9f
Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1720
diff
changeset
|
1902 ddcb 00000110 rlc_ixd |
0e5df2bc0f9f
Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1720
diff
changeset
|
1903 local tmp 8 |
0e5df2bc0f9f
Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1720
diff
changeset
|
1904 z80_rlc_index tmp |
0e5df2bc0f9f
Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1720
diff
changeset
|
1905 |
0e5df2bc0f9f
Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1720
diff
changeset
|
1906 ddcb 00000RRR rlc_ixd_reg |
0e5df2bc0f9f
Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1720
diff
changeset
|
1907 z80_rlc_index main.R |
0e5df2bc0f9f
Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1720
diff
changeset
|
1908 |
0e5df2bc0f9f
Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1720
diff
changeset
|
1909 fdcb 00000110 rlc_iyd |
0e5df2bc0f9f
Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1720
diff
changeset
|
1910 local tmp 8 |
0e5df2bc0f9f
Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1720
diff
changeset
|
1911 z80_rlc_index tmp |
0e5df2bc0f9f
Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1720
diff
changeset
|
1912 |
0e5df2bc0f9f
Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1720
diff
changeset
|
1913 fdcb 00000RRR rlc_iyd_reg |
0e5df2bc0f9f
Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1720
diff
changeset
|
1914 z80_rlc_index main.R |
0e5df2bc0f9f
Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1720
diff
changeset
|
1915 |
0e5df2bc0f9f
Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1720
diff
changeset
|
1916 cb 00010RRR rl |
0e5df2bc0f9f
Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1720
diff
changeset
|
1917 rlc main.R 1 main.R |
0e5df2bc0f9f
Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1720
diff
changeset
|
1918 update_flags SZYH0PXN0C |
0e5df2bc0f9f
Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1720
diff
changeset
|
1919 |
0e5df2bc0f9f
Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1720
diff
changeset
|
1920 cb 00010110 rl_hl |
0e5df2bc0f9f
Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1720
diff
changeset
|
1921 local tmp 8 |
0e5df2bc0f9f
Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1720
diff
changeset
|
1922 z80_fetch_hl |
0e5df2bc0f9f
Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1720
diff
changeset
|
1923 mov scratch1 tmp |
0e5df2bc0f9f
Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1720
diff
changeset
|
1924 rlc tmp 1 tmp |
0e5df2bc0f9f
Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1720
diff
changeset
|
1925 update_flags SZYH0PXN0C |
0e5df2bc0f9f
Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1720
diff
changeset
|
1926 mov tmp scratch1 |
0e5df2bc0f9f
Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1720
diff
changeset
|
1927 z80_store_hl |
0e5df2bc0f9f
Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1720
diff
changeset
|
1928 |
1722
ac809d044cab
Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1721
diff
changeset
|
1929 z80_rl_index |
ac809d044cab
Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1721
diff
changeset
|
1930 arg tmp 8 |
1721
0e5df2bc0f9f
Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1720
diff
changeset
|
1931 mov wz scratch1 |
0e5df2bc0f9f
Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1720
diff
changeset
|
1932 ocall read_8 |
0e5df2bc0f9f
Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1720
diff
changeset
|
1933 cycles 1 |
0e5df2bc0f9f
Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1720
diff
changeset
|
1934 mov scratch1 tmp |
0e5df2bc0f9f
Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1720
diff
changeset
|
1935 rlc tmp 1 tmp |
0e5df2bc0f9f
Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1720
diff
changeset
|
1936 update_flags SZYH0PXN0C |
0e5df2bc0f9f
Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1720
diff
changeset
|
1937 mov tmp scratch1 |
0e5df2bc0f9f
Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1720
diff
changeset
|
1938 z80_store_index |
0e5df2bc0f9f
Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1720
diff
changeset
|
1939 |
1722
ac809d044cab
Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1721
diff
changeset
|
1940 ddcb 00010110 rl_ixd |
ac809d044cab
Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1721
diff
changeset
|
1941 local tmp 8 |
ac809d044cab
Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1721
diff
changeset
|
1942 z80_rl_index tmp |
ac809d044cab
Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1721
diff
changeset
|
1943 |
1721
0e5df2bc0f9f
Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1720
diff
changeset
|
1944 fdcb 00010110 rl_iyd |
0e5df2bc0f9f
Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1720
diff
changeset
|
1945 local tmp 8 |
1722
ac809d044cab
Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1721
diff
changeset
|
1946 z80_rl_index tmp |
ac809d044cab
Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1721
diff
changeset
|
1947 |
ac809d044cab
Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1721
diff
changeset
|
1948 |
ac809d044cab
Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1721
diff
changeset
|
1949 ddcb 00010RRR rl_ixd_reg |
ac809d044cab
Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1721
diff
changeset
|
1950 z80_rl_index main.R |
ac809d044cab
Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1721
diff
changeset
|
1951 |
ac809d044cab
Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1721
diff
changeset
|
1952 fdcb 00010RRR rl_iyd_reg |
ac809d044cab
Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1721
diff
changeset
|
1953 z80_rl_index main.R |
ac809d044cab
Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1721
diff
changeset
|
1954 |
ac809d044cab
Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1721
diff
changeset
|
1955 cb 00001RRR rrc |
ac809d044cab
Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1721
diff
changeset
|
1956 ror main.R 1 main.R |
ac809d044cab
Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1721
diff
changeset
|
1957 update_flags SZYH0PXN0C |
ac809d044cab
Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1721
diff
changeset
|
1958 |
ac809d044cab
Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1721
diff
changeset
|
1959 cb 00001110 rrc_hl |
ac809d044cab
Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1721
diff
changeset
|
1960 local tmp 8 |
ac809d044cab
Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1721
diff
changeset
|
1961 z80_fetch_hl |
ac809d044cab
Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1721
diff
changeset
|
1962 mov scratch1 tmp |
ac809d044cab
Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1721
diff
changeset
|
1963 ror tmp 1 tmp |
ac809d044cab
Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1721
diff
changeset
|
1964 update_flags SZYH0PXN0C |
ac809d044cab
Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1721
diff
changeset
|
1965 mov tmp scratch1 |
ac809d044cab
Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1721
diff
changeset
|
1966 z80_store_hl |
ac809d044cab
Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1721
diff
changeset
|
1967 |
ac809d044cab
Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1721
diff
changeset
|
1968 z80_rrc_index |
ac809d044cab
Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1721
diff
changeset
|
1969 arg tmp 8 |
1721
0e5df2bc0f9f
Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1720
diff
changeset
|
1970 mov wz scratch1 |
0e5df2bc0f9f
Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1720
diff
changeset
|
1971 ocall read_8 |
0e5df2bc0f9f
Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1720
diff
changeset
|
1972 cycles 1 |
0e5df2bc0f9f
Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1720
diff
changeset
|
1973 mov scratch1 tmp |
1722
ac809d044cab
Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1721
diff
changeset
|
1974 ror tmp 1 tmp |
1721
0e5df2bc0f9f
Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1720
diff
changeset
|
1975 update_flags SZYH0PXN0C |
0e5df2bc0f9f
Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1720
diff
changeset
|
1976 mov tmp scratch1 |
1722
ac809d044cab
Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1721
diff
changeset
|
1977 z80_store_index |
ac809d044cab
Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1721
diff
changeset
|
1978 |
ac809d044cab
Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1721
diff
changeset
|
1979 ddcb 00001110 rrc_ixd |
ac809d044cab
Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1721
diff
changeset
|
1980 local tmp 8 |
ac809d044cab
Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1721
diff
changeset
|
1981 z80_rrc_index tmp |
ac809d044cab
Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1721
diff
changeset
|
1982 |
ac809d044cab
Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1721
diff
changeset
|
1983 ddcb 00001RRR rrc_ixd_reg |
ac809d044cab
Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1721
diff
changeset
|
1984 z80_rrc_index main.R |
ac809d044cab
Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1721
diff
changeset
|
1985 |
ac809d044cab
Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1721
diff
changeset
|
1986 fdcb 00001110 rrc_iyd |
ac809d044cab
Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1721
diff
changeset
|
1987 local tmp 8 |
ac809d044cab
Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1721
diff
changeset
|
1988 z80_rrc_index tmp |
ac809d044cab
Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1721
diff
changeset
|
1989 |
ac809d044cab
Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1721
diff
changeset
|
1990 fdcb 00001RRR rrc_iyd_reg |
ac809d044cab
Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1721
diff
changeset
|
1991 z80_rrc_index main.R |
ac809d044cab
Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1721
diff
changeset
|
1992 |
ac809d044cab
Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1721
diff
changeset
|
1993 cb 00011RRR rr |
ac809d044cab
Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1721
diff
changeset
|
1994 rrc main.R 1 main.R |
ac809d044cab
Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1721
diff
changeset
|
1995 update_flags SZYH0PXN0C |
ac809d044cab
Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1721
diff
changeset
|
1996 |
ac809d044cab
Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1721
diff
changeset
|
1997 cb 00011110 rr_hl |
ac809d044cab
Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1721
diff
changeset
|
1998 local tmp 8 |
ac809d044cab
Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1721
diff
changeset
|
1999 z80_fetch_hl |
ac809d044cab
Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1721
diff
changeset
|
2000 mov scratch1 tmp |
ac809d044cab
Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1721
diff
changeset
|
2001 rrc tmp 1 tmp |
ac809d044cab
Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1721
diff
changeset
|
2002 update_flags SZYH0PXN0C |
ac809d044cab
Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1721
diff
changeset
|
2003 mov tmp scratch1 |
ac809d044cab
Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1721
diff
changeset
|
2004 z80_store_hl |
ac809d044cab
Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1721
diff
changeset
|
2005 |
ac809d044cab
Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1721
diff
changeset
|
2006 z80_rr_index |
ac809d044cab
Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1721
diff
changeset
|
2007 arg tmp 8 |
ac809d044cab
Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1721
diff
changeset
|
2008 mov wz scratch1 |
ac809d044cab
Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1721
diff
changeset
|
2009 ocall read_8 |
ac809d044cab
Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1721
diff
changeset
|
2010 cycles 1 |
ac809d044cab
Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1721
diff
changeset
|
2011 mov scratch1 tmp |
ac809d044cab
Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1721
diff
changeset
|
2012 rrc tmp 1 tmp |
ac809d044cab
Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1721
diff
changeset
|
2013 update_flags SZYH0PXN0C |
ac809d044cab
Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1721
diff
changeset
|
2014 mov tmp scratch1 |
ac809d044cab
Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1721
diff
changeset
|
2015 z80_store_index |
ac809d044cab
Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1721
diff
changeset
|
2016 |
ac809d044cab
Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1721
diff
changeset
|
2017 ddcb 00011110 rr_ixd |
ac809d044cab
Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1721
diff
changeset
|
2018 local tmp 8 |
ac809d044cab
Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1721
diff
changeset
|
2019 z80_rr_index tmp |
ac809d044cab
Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1721
diff
changeset
|
2020 |
ac809d044cab
Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1721
diff
changeset
|
2021 ddcb 00011RRR rr_ixd_reg |
ac809d044cab
Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1721
diff
changeset
|
2022 z80_rr_index main.R |
ac809d044cab
Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1721
diff
changeset
|
2023 |
ac809d044cab
Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1721
diff
changeset
|
2024 fdcb 00011110 rr_iyd |
ac809d044cab
Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1721
diff
changeset
|
2025 local tmp 8 |
ac809d044cab
Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1721
diff
changeset
|
2026 z80_rr_index tmp |
ac809d044cab
Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1721
diff
changeset
|
2027 |
ac809d044cab
Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1721
diff
changeset
|
2028 fdcb 00011RRR rr_iyd_reg |
1723
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2029 z80_rr_index main.R |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2030 |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2031 cb 00100RRR sla |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2032 lsl main.R 1 main.R |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2033 update_flags SZYH0PXN0C |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2034 |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2035 cb 00100110 sla_hl |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2036 local tmp 8 |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2037 z80_fetch_hl |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2038 mov scratch1 tmp |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2039 lsl tmp 1 tmp |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2040 update_flags SZYH0PXN0C |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2041 mov tmp scratch1 |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2042 z80_store_hl |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2043 |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2044 z80_sla_index |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2045 arg tmp 8 |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2046 mov wz scratch1 |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2047 ocall read_8 |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2048 cycles 1 |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2049 mov scratch1 tmp |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2050 lsl tmp 1 tmp |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2051 update_flags SZYH0PXN0C |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2052 mov tmp scratch1 |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2053 z80_store_index |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2054 |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2055 ddcb 00100110 sla_ixd |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2056 local tmp 8 |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2057 z80_sla_index tmp |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2058 |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2059 ddcb 00100RRR sla_ixd_reg |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2060 z80_sla_index main.R |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2061 |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2062 fdcb 00100110 sla_iyd |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2063 local tmp 8 |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2064 z80_sla_index tmp |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2065 |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2066 fdcb 00100RRR sla_iyd_reg |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2067 z80_sla_index main.R |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2068 |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2069 cb 00101RRR sra |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2070 asr main.R 1 main.R |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2071 update_flags SZYH0PXN0C |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2072 |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2073 cb 00101110 sra_hl |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2074 local tmp 8 |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2075 z80_fetch_hl |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2076 mov scratch1 tmp |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2077 asr tmp 1 tmp |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2078 update_flags SZYH0PXN0C |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2079 mov tmp scratch1 |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2080 z80_store_hl |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2081 |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2082 z80_sra_index |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2083 arg tmp 8 |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2084 mov wz scratch1 |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2085 ocall read_8 |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2086 cycles 1 |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2087 mov scratch1 tmp |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2088 asr tmp 1 tmp |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2089 update_flags SZYH0PXN0C |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2090 mov tmp scratch1 |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2091 z80_store_index |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2092 |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2093 ddcb 00101110 sra_ixd |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2094 local tmp 8 |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2095 z80_sra_index tmp |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2096 |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2097 ddcb 00101RRR sra_ixd_reg |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2098 z80_sra_index main.R |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2099 |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2100 fdcb 00101110 sra_iyd |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2101 local tmp 8 |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2102 z80_sra_index tmp |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2103 |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2104 fdcb 00101RRR sra_iyd_reg |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2105 z80_sra_index main.R |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2106 |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2107 cb 00110RRR sll |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2108 lsl main.R 1 main.R |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2109 update_flags SZ0YH0XN0C |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2110 or 1 main.R main.R |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2111 update_flags P |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2112 |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2113 cb 00110110 sll_hl |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2114 local tmp 8 |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2115 z80_fetch_hl |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2116 mov scratch1 tmp |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2117 lsl tmp 1 tmp |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2118 update_flags SZ0YH0XN0C |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2119 or 1 tmp tmp |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2120 update_flags P |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2121 mov tmp scratch1 |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2122 z80_store_hl |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2123 |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2124 z80_sll_index |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2125 arg tmp 8 |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2126 mov wz scratch1 |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2127 ocall read_8 |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2128 cycles 1 |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2129 mov scratch1 tmp |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2130 lsl tmp 1 tmp |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2131 update_flags SZ0YH0XN0C |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2132 or 1 tmp tmp |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2133 update_flags P |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2134 mov tmp scratch1 |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2135 z80_store_index |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2136 |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2137 ddcb 00110110 sll_ixd |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2138 local tmp 8 |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2139 z80_sll_index tmp |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2140 |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2141 ddcb 00110RRR sll_ixd_reg |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2142 z80_sll_index main.R |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2143 |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2144 fdcb 00110110 sll_iyd |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2145 local tmp 8 |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2146 z80_sll_index tmp |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2147 |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2148 fdcb 00110RRR sll_iyd_reg |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2149 z80_sll_index main.R |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2150 |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2151 cb 00111RRR srl |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2152 lsr main.R 1 main.R |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2153 update_flags SZYH0PXN0C |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2154 |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2155 cb 00111110 srl_hl |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2156 local tmp 8 |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2157 z80_fetch_hl |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2158 mov scratch1 tmp |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2159 lsr tmp 1 tmp |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2160 update_flags SZYH0PXN0C |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2161 mov tmp scratch1 |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2162 z80_store_hl |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2163 |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2164 z80_srl_index |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2165 arg tmp 8 |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2166 mov wz scratch1 |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2167 ocall read_8 |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2168 cycles 1 |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2169 mov scratch1 tmp |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2170 lsr tmp 1 tmp |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2171 update_flags SZYH0PXN0C |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2172 mov tmp scratch1 |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2173 z80_store_index |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2174 |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2175 ddcb 00111110 srl_ixd |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2176 local tmp 8 |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2177 z80_srl_index tmp |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2178 |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2179 ddcb 00111RRR srl_ixd_reg |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2180 z80_srl_index main.R |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2181 |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2182 fdcb 00111110 srl_iyd |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2183 local tmp 8 |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2184 z80_srl_index tmp |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2185 |
b757ebc59851
Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1722
diff
changeset
|
2186 fdcb 00111RRR srl_iyd_reg |
1727
9ea0b4cc8f02
Implemented BIT instruction in new Z80 core and fixed a bunch of WZ register calculations
Michael Pavone <pavone@retrodev.com>
parents:
1726
diff
changeset
|
2187 z80_srl_index main.R |
9ea0b4cc8f02
Implemented BIT instruction in new Z80 core and fixed a bunch of WZ register calculations
Michael Pavone <pavone@retrodev.com>
parents:
1726
diff
changeset
|
2188 |
9ea0b4cc8f02
Implemented BIT instruction in new Z80 core and fixed a bunch of WZ register calculations
Michael Pavone <pavone@retrodev.com>
parents:
1726
diff
changeset
|
2189 cb 01BBBRRR bit_reg |
9ea0b4cc8f02
Implemented BIT instruction in new Z80 core and fixed a bunch of WZ register calculations
Michael Pavone <pavone@retrodev.com>
parents:
1726
diff
changeset
|
2190 local tmp 8 |
9ea0b4cc8f02
Implemented BIT instruction in new Z80 core and fixed a bunch of WZ register calculations
Michael Pavone <pavone@retrodev.com>
parents:
1726
diff
changeset
|
2191 lsl 1 B tmp |
9ea0b4cc8f02
Implemented BIT instruction in new Z80 core and fixed a bunch of WZ register calculations
Michael Pavone <pavone@retrodev.com>
parents:
1726
diff
changeset
|
2192 mov main.R last_flag_result |
9ea0b4cc8f02
Implemented BIT instruction in new Z80 core and fixed a bunch of WZ register calculations
Michael Pavone <pavone@retrodev.com>
parents:
1726
diff
changeset
|
2193 and main.R tmp tmp |
9ea0b4cc8f02
Implemented BIT instruction in new Z80 core and fixed a bunch of WZ register calculations
Michael Pavone <pavone@retrodev.com>
parents:
1726
diff
changeset
|
2194 update_flags SZH1PN0 |
9ea0b4cc8f02
Implemented BIT instruction in new Z80 core and fixed a bunch of WZ register calculations
Michael Pavone <pavone@retrodev.com>
parents:
1726
diff
changeset
|
2195 |
9ea0b4cc8f02
Implemented BIT instruction in new Z80 core and fixed a bunch of WZ register calculations
Michael Pavone <pavone@retrodev.com>
parents:
1726
diff
changeset
|
2196 cb 01BBB110 bit_hl |
9ea0b4cc8f02
Implemented BIT instruction in new Z80 core and fixed a bunch of WZ register calculations
Michael Pavone <pavone@retrodev.com>
parents:
1726
diff
changeset
|
2197 local tmp 8 |
9ea0b4cc8f02
Implemented BIT instruction in new Z80 core and fixed a bunch of WZ register calculations
Michael Pavone <pavone@retrodev.com>
parents:
1726
diff
changeset
|
2198 z80_fetch_hl |
1759
6e4faa10f9ee
Store sync_cycle in context rather than in a local in CPU DSL. Fix the timing of a number of instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1756
diff
changeset
|
2199 cycles 1 |
1727
9ea0b4cc8f02
Implemented BIT instruction in new Z80 core and fixed a bunch of WZ register calculations
Michael Pavone <pavone@retrodev.com>
parents:
1726
diff
changeset
|
2200 lsl 1 B tmp |
9ea0b4cc8f02
Implemented BIT instruction in new Z80 core and fixed a bunch of WZ register calculations
Michael Pavone <pavone@retrodev.com>
parents:
1726
diff
changeset
|
2201 lsr wz 8 last_flag_result |
9ea0b4cc8f02
Implemented BIT instruction in new Z80 core and fixed a bunch of WZ register calculations
Michael Pavone <pavone@retrodev.com>
parents:
1726
diff
changeset
|
2202 and scratch1 tmp tmp |
9ea0b4cc8f02
Implemented BIT instruction in new Z80 core and fixed a bunch of WZ register calculations
Michael Pavone <pavone@retrodev.com>
parents:
1726
diff
changeset
|
2203 update_flags SZH1PN0 |
9ea0b4cc8f02
Implemented BIT instruction in new Z80 core and fixed a bunch of WZ register calculations
Michael Pavone <pavone@retrodev.com>
parents:
1726
diff
changeset
|
2204 |
9ea0b4cc8f02
Implemented BIT instruction in new Z80 core and fixed a bunch of WZ register calculations
Michael Pavone <pavone@retrodev.com>
parents:
1726
diff
changeset
|
2205 |
9ea0b4cc8f02
Implemented BIT instruction in new Z80 core and fixed a bunch of WZ register calculations
Michael Pavone <pavone@retrodev.com>
parents:
1726
diff
changeset
|
2206 ddcb 01BBBRRR bit_ixd |
9ea0b4cc8f02
Implemented BIT instruction in new Z80 core and fixed a bunch of WZ register calculations
Michael Pavone <pavone@retrodev.com>
parents:
1726
diff
changeset
|
2207 local tmp 8 |
9ea0b4cc8f02
Implemented BIT instruction in new Z80 core and fixed a bunch of WZ register calculations
Michael Pavone <pavone@retrodev.com>
parents:
1726
diff
changeset
|
2208 mov wz scratch1 |
9ea0b4cc8f02
Implemented BIT instruction in new Z80 core and fixed a bunch of WZ register calculations
Michael Pavone <pavone@retrodev.com>
parents:
1726
diff
changeset
|
2209 ocall read_8 |
9ea0b4cc8f02
Implemented BIT instruction in new Z80 core and fixed a bunch of WZ register calculations
Michael Pavone <pavone@retrodev.com>
parents:
1726
diff
changeset
|
2210 cycles 1 |
9ea0b4cc8f02
Implemented BIT instruction in new Z80 core and fixed a bunch of WZ register calculations
Michael Pavone <pavone@retrodev.com>
parents:
1726
diff
changeset
|
2211 lsl 1 B tmp |
9ea0b4cc8f02
Implemented BIT instruction in new Z80 core and fixed a bunch of WZ register calculations
Michael Pavone <pavone@retrodev.com>
parents:
1726
diff
changeset
|
2212 lsr wz 8 last_flag_result |
9ea0b4cc8f02
Implemented BIT instruction in new Z80 core and fixed a bunch of WZ register calculations
Michael Pavone <pavone@retrodev.com>
parents:
1726
diff
changeset
|
2213 and scratch1 tmp tmp |
9ea0b4cc8f02
Implemented BIT instruction in new Z80 core and fixed a bunch of WZ register calculations
Michael Pavone <pavone@retrodev.com>
parents:
1726
diff
changeset
|
2214 update_flags SZH1PN0 |
9ea0b4cc8f02
Implemented BIT instruction in new Z80 core and fixed a bunch of WZ register calculations
Michael Pavone <pavone@retrodev.com>
parents:
1726
diff
changeset
|
2215 |
9ea0b4cc8f02
Implemented BIT instruction in new Z80 core and fixed a bunch of WZ register calculations
Michael Pavone <pavone@retrodev.com>
parents:
1726
diff
changeset
|
2216 fdcb 01BBBRRR bit_iyd |
9ea0b4cc8f02
Implemented BIT instruction in new Z80 core and fixed a bunch of WZ register calculations
Michael Pavone <pavone@retrodev.com>
parents:
1726
diff
changeset
|
2217 local tmp 8 |
9ea0b4cc8f02
Implemented BIT instruction in new Z80 core and fixed a bunch of WZ register calculations
Michael Pavone <pavone@retrodev.com>
parents:
1726
diff
changeset
|
2218 mov wz scratch1 |
9ea0b4cc8f02
Implemented BIT instruction in new Z80 core and fixed a bunch of WZ register calculations
Michael Pavone <pavone@retrodev.com>
parents:
1726
diff
changeset
|
2219 ocall read_8 |
9ea0b4cc8f02
Implemented BIT instruction in new Z80 core and fixed a bunch of WZ register calculations
Michael Pavone <pavone@retrodev.com>
parents:
1726
diff
changeset
|
2220 cycles 1 |
9ea0b4cc8f02
Implemented BIT instruction in new Z80 core and fixed a bunch of WZ register calculations
Michael Pavone <pavone@retrodev.com>
parents:
1726
diff
changeset
|
2221 lsl 1 B tmp |
9ea0b4cc8f02
Implemented BIT instruction in new Z80 core and fixed a bunch of WZ register calculations
Michael Pavone <pavone@retrodev.com>
parents:
1726
diff
changeset
|
2222 lsr wz 8 last_flag_result |
9ea0b4cc8f02
Implemented BIT instruction in new Z80 core and fixed a bunch of WZ register calculations
Michael Pavone <pavone@retrodev.com>
parents:
1726
diff
changeset
|
2223 and scratch1 tmp tmp |
1728
b0e01e64d76d
Implemented RES instruction in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1727
diff
changeset
|
2224 update_flags SZH1PN0 |
b0e01e64d76d
Implemented RES instruction in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1727
diff
changeset
|
2225 |
b0e01e64d76d
Implemented RES instruction in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1727
diff
changeset
|
2226 cb 10BBBRRR res_reg |
b0e01e64d76d
Implemented RES instruction in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1727
diff
changeset
|
2227 local tmp 8 |
b0e01e64d76d
Implemented RES instruction in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1727
diff
changeset
|
2228 lsl 1 B tmp |
b0e01e64d76d
Implemented RES instruction in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1727
diff
changeset
|
2229 not tmp tmp |
b0e01e64d76d
Implemented RES instruction in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1727
diff
changeset
|
2230 and main.R tmp main.R |
b0e01e64d76d
Implemented RES instruction in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1727
diff
changeset
|
2231 |
b0e01e64d76d
Implemented RES instruction in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1727
diff
changeset
|
2232 cb 10BBB110 res_hl |
b0e01e64d76d
Implemented RES instruction in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1727
diff
changeset
|
2233 z80_fetch_hl |
b0e01e64d76d
Implemented RES instruction in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1727
diff
changeset
|
2234 cycles 1 |
b0e01e64d76d
Implemented RES instruction in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1727
diff
changeset
|
2235 local tmp 8 |
b0e01e64d76d
Implemented RES instruction in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1727
diff
changeset
|
2236 lsl 1 B tmp |
b0e01e64d76d
Implemented RES instruction in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1727
diff
changeset
|
2237 not tmp tmp |
b0e01e64d76d
Implemented RES instruction in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1727
diff
changeset
|
2238 and scratch1 tmp scratch1 |
b0e01e64d76d
Implemented RES instruction in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1727
diff
changeset
|
2239 z80_store_hl |
b0e01e64d76d
Implemented RES instruction in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1727
diff
changeset
|
2240 |
b0e01e64d76d
Implemented RES instruction in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1727
diff
changeset
|
2241 z80_res_index |
b0e01e64d76d
Implemented RES instruction in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1727
diff
changeset
|
2242 arg bit 8 |
b0e01e64d76d
Implemented RES instruction in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1727
diff
changeset
|
2243 arg tmp 8 |
b0e01e64d76d
Implemented RES instruction in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1727
diff
changeset
|
2244 lsl 1 bit tmp |
b0e01e64d76d
Implemented RES instruction in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1727
diff
changeset
|
2245 not tmp tmp |
b0e01e64d76d
Implemented RES instruction in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1727
diff
changeset
|
2246 mov wz scratch1 |
b0e01e64d76d
Implemented RES instruction in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1727
diff
changeset
|
2247 ocall read_8 |
b0e01e64d76d
Implemented RES instruction in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1727
diff
changeset
|
2248 cycles 1 |
b0e01e64d76d
Implemented RES instruction in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1727
diff
changeset
|
2249 and scratch1 tmp tmp |
b0e01e64d76d
Implemented RES instruction in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1727
diff
changeset
|
2250 mov tmp scratch1 |
b0e01e64d76d
Implemented RES instruction in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1727
diff
changeset
|
2251 z80_store_index |
b0e01e64d76d
Implemented RES instruction in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1727
diff
changeset
|
2252 |
b0e01e64d76d
Implemented RES instruction in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1727
diff
changeset
|
2253 ddcb 10BBB110 res_ixd |
b0e01e64d76d
Implemented RES instruction in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1727
diff
changeset
|
2254 local tmp 8 |
b0e01e64d76d
Implemented RES instruction in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1727
diff
changeset
|
2255 z80_res_index B tmp |
b0e01e64d76d
Implemented RES instruction in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1727
diff
changeset
|
2256 |
b0e01e64d76d
Implemented RES instruction in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1727
diff
changeset
|
2257 ddcb 10BBBRRR res_ixd_reg |
b0e01e64d76d
Implemented RES instruction in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1727
diff
changeset
|
2258 z80_res_index B main.R |
b0e01e64d76d
Implemented RES instruction in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1727
diff
changeset
|
2259 |
b0e01e64d76d
Implemented RES instruction in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1727
diff
changeset
|
2260 fdcb 10BBB110 res_iyd |
b0e01e64d76d
Implemented RES instruction in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1727
diff
changeset
|
2261 local tmp 8 |
b0e01e64d76d
Implemented RES instruction in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1727
diff
changeset
|
2262 z80_res_index B tmp |
b0e01e64d76d
Implemented RES instruction in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1727
diff
changeset
|
2263 |
b0e01e64d76d
Implemented RES instruction in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1727
diff
changeset
|
2264 fdcb 10BBBRRR res_iyd_reg |
1729
bd13d017f16f
Implemented SET instruction in Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1728
diff
changeset
|
2265 z80_res_index B main.R |
bd13d017f16f
Implemented SET instruction in Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1728
diff
changeset
|
2266 |
bd13d017f16f
Implemented SET instruction in Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1728
diff
changeset
|
2267 cb 11BBBRRR set_reg |
bd13d017f16f
Implemented SET instruction in Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1728
diff
changeset
|
2268 local tmp 8 |
bd13d017f16f
Implemented SET instruction in Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1728
diff
changeset
|
2269 lsl 1 B tmp |
bd13d017f16f
Implemented SET instruction in Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1728
diff
changeset
|
2270 or main.R tmp main.R |
bd13d017f16f
Implemented SET instruction in Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1728
diff
changeset
|
2271 |
bd13d017f16f
Implemented SET instruction in Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1728
diff
changeset
|
2272 cb 11BBB110 set_hl |
bd13d017f16f
Implemented SET instruction in Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1728
diff
changeset
|
2273 z80_fetch_hl |
bd13d017f16f
Implemented SET instruction in Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1728
diff
changeset
|
2274 cycles 1 |
bd13d017f16f
Implemented SET instruction in Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1728
diff
changeset
|
2275 local tmp 8 |
bd13d017f16f
Implemented SET instruction in Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1728
diff
changeset
|
2276 lsl 1 B tmp |
bd13d017f16f
Implemented SET instruction in Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1728
diff
changeset
|
2277 or scratch1 tmp scratch1 |
bd13d017f16f
Implemented SET instruction in Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1728
diff
changeset
|
2278 z80_store_hl |
bd13d017f16f
Implemented SET instruction in Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1728
diff
changeset
|
2279 |
bd13d017f16f
Implemented SET instruction in Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1728
diff
changeset
|
2280 z80_set_index |
bd13d017f16f
Implemented SET instruction in Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1728
diff
changeset
|
2281 arg bit 8 |
bd13d017f16f
Implemented SET instruction in Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1728
diff
changeset
|
2282 arg tmp 8 |
bd13d017f16f
Implemented SET instruction in Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1728
diff
changeset
|
2283 lsl 1 bit tmp |
bd13d017f16f
Implemented SET instruction in Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1728
diff
changeset
|
2284 mov wz scratch1 |
bd13d017f16f
Implemented SET instruction in Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1728
diff
changeset
|
2285 ocall read_8 |
bd13d017f16f
Implemented SET instruction in Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1728
diff
changeset
|
2286 cycles 1 |
bd13d017f16f
Implemented SET instruction in Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1728
diff
changeset
|
2287 or scratch1 tmp tmp |
bd13d017f16f
Implemented SET instruction in Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1728
diff
changeset
|
2288 mov tmp scratch1 |
bd13d017f16f
Implemented SET instruction in Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1728
diff
changeset
|
2289 z80_store_index |
bd13d017f16f
Implemented SET instruction in Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1728
diff
changeset
|
2290 |
bd13d017f16f
Implemented SET instruction in Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1728
diff
changeset
|
2291 ddcb 11BBB110 set_ixd |
bd13d017f16f
Implemented SET instruction in Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1728
diff
changeset
|
2292 local tmp 8 |
bd13d017f16f
Implemented SET instruction in Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1728
diff
changeset
|
2293 z80_set_index B tmp |
bd13d017f16f
Implemented SET instruction in Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1728
diff
changeset
|
2294 |
bd13d017f16f
Implemented SET instruction in Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1728
diff
changeset
|
2295 ddcb 11BBBRRR set_ixd_reg |
bd13d017f16f
Implemented SET instruction in Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1728
diff
changeset
|
2296 z80_set_index B main.R |
bd13d017f16f
Implemented SET instruction in Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1728
diff
changeset
|
2297 |
bd13d017f16f
Implemented SET instruction in Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1728
diff
changeset
|
2298 fdcb 11BBB110 set_iyd |
bd13d017f16f
Implemented SET instruction in Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1728
diff
changeset
|
2299 local tmp 8 |
bd13d017f16f
Implemented SET instruction in Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1728
diff
changeset
|
2300 z80_set_index B tmp |
bd13d017f16f
Implemented SET instruction in Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1728
diff
changeset
|
2301 |
bd13d017f16f
Implemented SET instruction in Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1728
diff
changeset
|
2302 fdcb 11BBBRRR set_iyd_reg |
1733
1f0a86f5e055
Implemented LDI in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1732
diff
changeset
|
2303 z80_set_index B main.R |
1734
88fbc4e711fd
Implemented the rest of the block move instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1733
diff
changeset
|
2304 |
88fbc4e711fd
Implemented the rest of the block move instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1733
diff
changeset
|
2305 z80_fetch_mod_hl |
1733
1f0a86f5e055
Implemented LDI in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1732
diff
changeset
|
2306 local tmp 16 |
1734
88fbc4e711fd
Implemented the rest of the block move instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1733
diff
changeset
|
2307 arg change 16 |
1733
1f0a86f5e055
Implemented LDI in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1732
diff
changeset
|
2308 lsl h 8 tmp |
1f0a86f5e055
Implemented LDI in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1732
diff
changeset
|
2309 or l tmp tmp |
1f0a86f5e055
Implemented LDI in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1732
diff
changeset
|
2310 mov tmp scratch1 |
1734
88fbc4e711fd
Implemented the rest of the block move instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1733
diff
changeset
|
2311 add change tmp tmp |
1733
1f0a86f5e055
Implemented LDI in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1732
diff
changeset
|
2312 mov tmp l |
1f0a86f5e055
Implemented LDI in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1732
diff
changeset
|
2313 lsr tmp 8 h |
1f0a86f5e055
Implemented LDI in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1732
diff
changeset
|
2314 ocall read_8 |
1759
6e4faa10f9ee
Store sync_cycle in context rather than in a local in CPU DSL. Fix the timing of a number of instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1756
diff
changeset
|
2315 cycles 2 |
1733
1f0a86f5e055
Implemented LDI in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1732
diff
changeset
|
2316 |
1734
88fbc4e711fd
Implemented the rest of the block move instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1733
diff
changeset
|
2317 z80_ldd_ldi |
88fbc4e711fd
Implemented the rest of the block move instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1733
diff
changeset
|
2318 arg change 16 |
88fbc4e711fd
Implemented the rest of the block move instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1733
diff
changeset
|
2319 local tmp 16 |
88fbc4e711fd
Implemented the rest of the block move instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1733
diff
changeset
|
2320 local tmp8 8 |
88fbc4e711fd
Implemented the rest of the block move instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1733
diff
changeset
|
2321 z80_fetch_mod_hl change |
88fbc4e711fd
Implemented the rest of the block move instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1733
diff
changeset
|
2322 |
1733
1f0a86f5e055
Implemented LDI in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1732
diff
changeset
|
2323 add a scratch1 tmp8 |
1f0a86f5e055
Implemented LDI in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1732
diff
changeset
|
2324 update_flags H0XN0 |
1f0a86f5e055
Implemented LDI in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1732
diff
changeset
|
2325 |
1f0a86f5e055
Implemented LDI in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1732
diff
changeset
|
2326 and 0x2 tmp8 tmp8 |
1734
88fbc4e711fd
Implemented the rest of the block move instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1733
diff
changeset
|
2327 lsl tmp8 4 tmp8 |
1733
1f0a86f5e055
Implemented LDI in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1732
diff
changeset
|
2328 and 0x88 last_flag_result last_flag_result |
1f0a86f5e055
Implemented LDI in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1732
diff
changeset
|
2329 or tmp8 last_flag_result last_flag_result |
1f0a86f5e055
Implemented LDI in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1732
diff
changeset
|
2330 |
1f0a86f5e055
Implemented LDI in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1732
diff
changeset
|
2331 lsl d 8 tmp |
1f0a86f5e055
Implemented LDI in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1732
diff
changeset
|
2332 or e tmp tmp |
1f0a86f5e055
Implemented LDI in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1732
diff
changeset
|
2333 mov tmp scratch2 |
1734
88fbc4e711fd
Implemented the rest of the block move instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1733
diff
changeset
|
2334 add change tmp tmp |
1733
1f0a86f5e055
Implemented LDI in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1732
diff
changeset
|
2335 mov tmp e |
1f0a86f5e055
Implemented LDI in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1732
diff
changeset
|
2336 lsr tmp 8 d |
1f0a86f5e055
Implemented LDI in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1732
diff
changeset
|
2337 ocall write_8 |
1f0a86f5e055
Implemented LDI in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1732
diff
changeset
|
2338 |
1f0a86f5e055
Implemented LDI in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1732
diff
changeset
|
2339 lsl b 8 tmp |
1f0a86f5e055
Implemented LDI in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1732
diff
changeset
|
2340 or c tmp tmp |
1f0a86f5e055
Implemented LDI in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1732
diff
changeset
|
2341 sub 1 tmp tmp |
1f0a86f5e055
Implemented LDI in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1732
diff
changeset
|
2342 |
1f0a86f5e055
Implemented LDI in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1732
diff
changeset
|
2343 mov tmp c |
1f0a86f5e055
Implemented LDI in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1732
diff
changeset
|
2344 lsr tmp 8 b |
1f0a86f5e055
Implemented LDI in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1732
diff
changeset
|
2345 mov c pvflag |
1f0a86f5e055
Implemented LDI in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1732
diff
changeset
|
2346 or b pvflag pvflag |
1f0a86f5e055
Implemented LDI in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1732
diff
changeset
|
2347 |
1734
88fbc4e711fd
Implemented the rest of the block move instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1733
diff
changeset
|
2348 |
88fbc4e711fd
Implemented the rest of the block move instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1733
diff
changeset
|
2349 ed 10100000 ldi |
88fbc4e711fd
Implemented the rest of the block move instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1733
diff
changeset
|
2350 z80_ldd_ldi 1 |
88fbc4e711fd
Implemented the rest of the block move instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1733
diff
changeset
|
2351 |
88fbc4e711fd
Implemented the rest of the block move instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1733
diff
changeset
|
2352 ed 10101000 ldd |
88fbc4e711fd
Implemented the rest of the block move instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1733
diff
changeset
|
2353 z80_ldd_ldi -1 |
88fbc4e711fd
Implemented the rest of the block move instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1733
diff
changeset
|
2354 |
88fbc4e711fd
Implemented the rest of the block move instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1733
diff
changeset
|
2355 ed 10110000 ldir |
88fbc4e711fd
Implemented the rest of the block move instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1733
diff
changeset
|
2356 z80_ldd_ldi 1 |
88fbc4e711fd
Implemented the rest of the block move instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1733
diff
changeset
|
2357 if pvflag |
1733
1f0a86f5e055
Implemented LDI in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1732
diff
changeset
|
2358 |
1734
88fbc4e711fd
Implemented the rest of the block move instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1733
diff
changeset
|
2359 add 1 pc wz |
1736
06c2438c7641
Implemented conditional call/ret, cpi/cpd/cpir/cpdr and fixed ldir/lddr in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1735
diff
changeset
|
2360 sub 2 pc pc |
1733
1f0a86f5e055
Implemented LDI in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1732
diff
changeset
|
2361 cycles 5 |
1734
88fbc4e711fd
Implemented the rest of the block move instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1733
diff
changeset
|
2362 |
88fbc4e711fd
Implemented the rest of the block move instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1733
diff
changeset
|
2363 end |
88fbc4e711fd
Implemented the rest of the block move instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1733
diff
changeset
|
2364 |
88fbc4e711fd
Implemented the rest of the block move instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1733
diff
changeset
|
2365 ed 10111000 lddr |
88fbc4e711fd
Implemented the rest of the block move instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1733
diff
changeset
|
2366 z80_ldd_ldi -1 |
88fbc4e711fd
Implemented the rest of the block move instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1733
diff
changeset
|
2367 if pvflag |
88fbc4e711fd
Implemented the rest of the block move instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1733
diff
changeset
|
2368 |
88fbc4e711fd
Implemented the rest of the block move instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1733
diff
changeset
|
2369 add 1 pc wz |
1736
06c2438c7641
Implemented conditional call/ret, cpi/cpd/cpir/cpdr and fixed ldir/lddr in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1735
diff
changeset
|
2370 sub 2 pc pc |
1734
88fbc4e711fd
Implemented the rest of the block move instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1733
diff
changeset
|
2371 cycles 5 |
88fbc4e711fd
Implemented the rest of the block move instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1733
diff
changeset
|
2372 |
88fbc4e711fd
Implemented the rest of the block move instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1733
diff
changeset
|
2373 end |
88fbc4e711fd
Implemented the rest of the block move instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1733
diff
changeset
|
2374 |
1736
06c2438c7641
Implemented conditional call/ret, cpi/cpd/cpir/cpdr and fixed ldir/lddr in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1735
diff
changeset
|
2375 z80_cpd_cpi |
06c2438c7641
Implemented conditional call/ret, cpi/cpd/cpir/cpdr and fixed ldir/lddr in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1735
diff
changeset
|
2376 local tmp 16 |
06c2438c7641
Implemented conditional call/ret, cpi/cpd/cpir/cpdr and fixed ldir/lddr in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1735
diff
changeset
|
2377 local tmp8 8 |
1742
6290c88949bd
Fixed CPI/CPD/CPIR/CPDR in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1741
diff
changeset
|
2378 local hf 8 |
1736
06c2438c7641
Implemented conditional call/ret, cpi/cpd/cpir/cpdr and fixed ldir/lddr in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1735
diff
changeset
|
2379 arg change 16 |
06c2438c7641
Implemented conditional call/ret, cpi/cpd/cpir/cpdr and fixed ldir/lddr in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1735
diff
changeset
|
2380 |
06c2438c7641
Implemented conditional call/ret, cpi/cpd/cpir/cpdr and fixed ldir/lddr in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1735
diff
changeset
|
2381 z80_fetch_mod_hl change |
06c2438c7641
Implemented conditional call/ret, cpi/cpd/cpir/cpdr and fixed ldir/lddr in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1735
diff
changeset
|
2382 sub scratch1 a tmp8 |
1742
6290c88949bd
Fixed CPI/CPD/CPIR/CPDR in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1741
diff
changeset
|
2383 update_flags SZHN1 |
6290c88949bd
Fixed CPI/CPD/CPIR/CPDR in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1741
diff
changeset
|
2384 |
6290c88949bd
Fixed CPI/CPD/CPIR/CPDR in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1741
diff
changeset
|
2385 lsr chflags 3 hf |
6290c88949bd
Fixed CPI/CPD/CPIR/CPDR in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1741
diff
changeset
|
2386 and 1 hf hf |
6290c88949bd
Fixed CPI/CPD/CPIR/CPDR in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1741
diff
changeset
|
2387 |
6290c88949bd
Fixed CPI/CPD/CPIR/CPDR in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1741
diff
changeset
|
2388 sub hf tmp8 tmp8 |
6290c88949bd
Fixed CPI/CPD/CPIR/CPDR in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1741
diff
changeset
|
2389 update_flags X |
1736
06c2438c7641
Implemented conditional call/ret, cpi/cpd/cpir/cpdr and fixed ldir/lddr in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1735
diff
changeset
|
2390 |
06c2438c7641
Implemented conditional call/ret, cpi/cpd/cpir/cpdr and fixed ldir/lddr in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1735
diff
changeset
|
2391 and 0x2 tmp8 tmp8 |
06c2438c7641
Implemented conditional call/ret, cpi/cpd/cpir/cpdr and fixed ldir/lddr in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1735
diff
changeset
|
2392 lsl tmp8 4 tmp8 |
06c2438c7641
Implemented conditional call/ret, cpi/cpd/cpir/cpdr and fixed ldir/lddr in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1735
diff
changeset
|
2393 and 0x88 last_flag_result last_flag_result |
06c2438c7641
Implemented conditional call/ret, cpi/cpd/cpir/cpdr and fixed ldir/lddr in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1735
diff
changeset
|
2394 or tmp8 last_flag_result last_flag_result |
06c2438c7641
Implemented conditional call/ret, cpi/cpd/cpir/cpdr and fixed ldir/lddr in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1735
diff
changeset
|
2395 |
06c2438c7641
Implemented conditional call/ret, cpi/cpd/cpir/cpdr and fixed ldir/lddr in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1735
diff
changeset
|
2396 lsl b 8 tmp |
06c2438c7641
Implemented conditional call/ret, cpi/cpd/cpir/cpdr and fixed ldir/lddr in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1735
diff
changeset
|
2397 or c tmp tmp |
06c2438c7641
Implemented conditional call/ret, cpi/cpd/cpir/cpdr and fixed ldir/lddr in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1735
diff
changeset
|
2398 sub 1 tmp tmp |
06c2438c7641
Implemented conditional call/ret, cpi/cpd/cpir/cpdr and fixed ldir/lddr in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1735
diff
changeset
|
2399 |
06c2438c7641
Implemented conditional call/ret, cpi/cpd/cpir/cpdr and fixed ldir/lddr in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1735
diff
changeset
|
2400 mov tmp c |
06c2438c7641
Implemented conditional call/ret, cpi/cpd/cpir/cpdr and fixed ldir/lddr in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1735
diff
changeset
|
2401 lsr tmp 8 b |
06c2438c7641
Implemented conditional call/ret, cpi/cpd/cpir/cpdr and fixed ldir/lddr in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1735
diff
changeset
|
2402 mov c pvflag |
06c2438c7641
Implemented conditional call/ret, cpi/cpd/cpir/cpdr and fixed ldir/lddr in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1735
diff
changeset
|
2403 or b pvflag pvflag |
06c2438c7641
Implemented conditional call/ret, cpi/cpd/cpir/cpdr and fixed ldir/lddr in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1735
diff
changeset
|
2404 |
06c2438c7641
Implemented conditional call/ret, cpi/cpd/cpir/cpdr and fixed ldir/lddr in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1735
diff
changeset
|
2405 cycles 5 |
06c2438c7641
Implemented conditional call/ret, cpi/cpd/cpir/cpdr and fixed ldir/lddr in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1735
diff
changeset
|
2406 |
06c2438c7641
Implemented conditional call/ret, cpi/cpd/cpir/cpdr and fixed ldir/lddr in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1735
diff
changeset
|
2407 ed 10100001 cpi |
06c2438c7641
Implemented conditional call/ret, cpi/cpd/cpir/cpdr and fixed ldir/lddr in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1735
diff
changeset
|
2408 z80_cpd_cpi 1 |
06c2438c7641
Implemented conditional call/ret, cpi/cpd/cpir/cpdr and fixed ldir/lddr in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1735
diff
changeset
|
2409 |
06c2438c7641
Implemented conditional call/ret, cpi/cpd/cpir/cpdr and fixed ldir/lddr in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1735
diff
changeset
|
2410 ed 10101001 cpd |
06c2438c7641
Implemented conditional call/ret, cpi/cpd/cpir/cpdr and fixed ldir/lddr in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1735
diff
changeset
|
2411 z80_cpd_cpi -1 |
06c2438c7641
Implemented conditional call/ret, cpi/cpd/cpir/cpdr and fixed ldir/lddr in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1735
diff
changeset
|
2412 |
06c2438c7641
Implemented conditional call/ret, cpi/cpd/cpir/cpdr and fixed ldir/lddr in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1735
diff
changeset
|
2413 ed 10110001 cpir |
06c2438c7641
Implemented conditional call/ret, cpi/cpd/cpir/cpdr and fixed ldir/lddr in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1735
diff
changeset
|
2414 z80_cpd_cpi 1 |
06c2438c7641
Implemented conditional call/ret, cpi/cpd/cpir/cpdr and fixed ldir/lddr in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1735
diff
changeset
|
2415 if pvflag |
06c2438c7641
Implemented conditional call/ret, cpi/cpd/cpir/cpdr and fixed ldir/lddr in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1735
diff
changeset
|
2416 |
1742
6290c88949bd
Fixed CPI/CPD/CPIR/CPDR in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1741
diff
changeset
|
2417 if zflag |
6290c88949bd
Fixed CPI/CPD/CPIR/CPDR in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1741
diff
changeset
|
2418 |
6290c88949bd
Fixed CPI/CPD/CPIR/CPDR in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1741
diff
changeset
|
2419 else |
6290c88949bd
Fixed CPI/CPD/CPIR/CPDR in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1741
diff
changeset
|
2420 |
1736
06c2438c7641
Implemented conditional call/ret, cpi/cpd/cpir/cpdr and fixed ldir/lddr in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1735
diff
changeset
|
2421 add 1 pc wz |
06c2438c7641
Implemented conditional call/ret, cpi/cpd/cpir/cpdr and fixed ldir/lddr in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1735
diff
changeset
|
2422 sub 2 pc pc |
06c2438c7641
Implemented conditional call/ret, cpi/cpd/cpir/cpdr and fixed ldir/lddr in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1735
diff
changeset
|
2423 cycles 5 |
06c2438c7641
Implemented conditional call/ret, cpi/cpd/cpir/cpdr and fixed ldir/lddr in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1735
diff
changeset
|
2424 |
06c2438c7641
Implemented conditional call/ret, cpi/cpd/cpir/cpdr and fixed ldir/lddr in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1735
diff
changeset
|
2425 end |
1742
6290c88949bd
Fixed CPI/CPD/CPIR/CPDR in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1741
diff
changeset
|
2426 end |
1736
06c2438c7641
Implemented conditional call/ret, cpi/cpd/cpir/cpdr and fixed ldir/lddr in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1735
diff
changeset
|
2427 |
06c2438c7641
Implemented conditional call/ret, cpi/cpd/cpir/cpdr and fixed ldir/lddr in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1735
diff
changeset
|
2428 ed 10111001 cpdr |
06c2438c7641
Implemented conditional call/ret, cpi/cpd/cpir/cpdr and fixed ldir/lddr in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1735
diff
changeset
|
2429 z80_cpd_cpi -1 |
06c2438c7641
Implemented conditional call/ret, cpi/cpd/cpir/cpdr and fixed ldir/lddr in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1735
diff
changeset
|
2430 if pvflag |
06c2438c7641
Implemented conditional call/ret, cpi/cpd/cpir/cpdr and fixed ldir/lddr in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1735
diff
changeset
|
2431 |
1742
6290c88949bd
Fixed CPI/CPD/CPIR/CPDR in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1741
diff
changeset
|
2432 if zflag |
6290c88949bd
Fixed CPI/CPD/CPIR/CPDR in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1741
diff
changeset
|
2433 |
6290c88949bd
Fixed CPI/CPD/CPIR/CPDR in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1741
diff
changeset
|
2434 else |
6290c88949bd
Fixed CPI/CPD/CPIR/CPDR in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1741
diff
changeset
|
2435 |
1736
06c2438c7641
Implemented conditional call/ret, cpi/cpd/cpir/cpdr and fixed ldir/lddr in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1735
diff
changeset
|
2436 add 1 pc wz |
06c2438c7641
Implemented conditional call/ret, cpi/cpd/cpir/cpdr and fixed ldir/lddr in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1735
diff
changeset
|
2437 sub 2 pc pc |
06c2438c7641
Implemented conditional call/ret, cpi/cpd/cpir/cpdr and fixed ldir/lddr in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1735
diff
changeset
|
2438 cycles 5 |
06c2438c7641
Implemented conditional call/ret, cpi/cpd/cpir/cpdr and fixed ldir/lddr in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1735
diff
changeset
|
2439 |
06c2438c7641
Implemented conditional call/ret, cpi/cpd/cpir/cpdr and fixed ldir/lddr in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1735
diff
changeset
|
2440 end |
1742
6290c88949bd
Fixed CPI/CPD/CPIR/CPDR in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1741
diff
changeset
|
2441 end |
1734
88fbc4e711fd
Implemented the rest of the block move instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1733
diff
changeset
|
2442 |
1738
d6157b7eb20c
Implemented DAA in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1736
diff
changeset
|
2443 00100111 daa |
d6157b7eb20c
Implemented DAA in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1736
diff
changeset
|
2444 local diff 8 |
d6157b7eb20c
Implemented DAA in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1736
diff
changeset
|
2445 local tmp 8 |
d6157b7eb20c
Implemented DAA in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1736
diff
changeset
|
2446 local low 8 |
d6157b7eb20c
Implemented DAA in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1736
diff
changeset
|
2447 and 0xF a low |
d6157b7eb20c
Implemented DAA in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1736
diff
changeset
|
2448 and 0x8 chflags tmp |
d6157b7eb20c
Implemented DAA in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1736
diff
changeset
|
2449 if tmp |
d6157b7eb20c
Implemented DAA in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1736
diff
changeset
|
2450 |
d6157b7eb20c
Implemented DAA in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1736
diff
changeset
|
2451 mov 6 diff |
d6157b7eb20c
Implemented DAA in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1736
diff
changeset
|
2452 |
d6157b7eb20c
Implemented DAA in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1736
diff
changeset
|
2453 else |
d6157b7eb20c
Implemented DAA in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1736
diff
changeset
|
2454 |
d6157b7eb20c
Implemented DAA in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1736
diff
changeset
|
2455 cmp 0xA low |
d6157b7eb20c
Implemented DAA in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1736
diff
changeset
|
2456 if >=U |
d6157b7eb20c
Implemented DAA in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1736
diff
changeset
|
2457 mov 6 diff |
d6157b7eb20c
Implemented DAA in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1736
diff
changeset
|
2458 else |
d6157b7eb20c
Implemented DAA in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1736
diff
changeset
|
2459 mov 0 diff |
d6157b7eb20c
Implemented DAA in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1736
diff
changeset
|
2460 end |
d6157b7eb20c
Implemented DAA in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1736
diff
changeset
|
2461 |
d6157b7eb20c
Implemented DAA in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1736
diff
changeset
|
2462 end |
d6157b7eb20c
Implemented DAA in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1736
diff
changeset
|
2463 |
d6157b7eb20c
Implemented DAA in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1736
diff
changeset
|
2464 and 0x80 chflags tmp |
d6157b7eb20c
Implemented DAA in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1736
diff
changeset
|
2465 if tmp |
d6157b7eb20c
Implemented DAA in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1736
diff
changeset
|
2466 |
d6157b7eb20c
Implemented DAA in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1736
diff
changeset
|
2467 or 0x60 diff diff |
1745
a8f04b0ab744
Fixes to DAA, SCF and CCF to pass ZEXALL in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1743
diff
changeset
|
2468 update_flags C1 |
1738
d6157b7eb20c
Implemented DAA in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1736
diff
changeset
|
2469 |
d6157b7eb20c
Implemented DAA in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1736
diff
changeset
|
2470 else |
d6157b7eb20c
Implemented DAA in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1736
diff
changeset
|
2471 |
1745
a8f04b0ab744
Fixes to DAA, SCF and CCF to pass ZEXALL in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1743
diff
changeset
|
2472 cmp 0x9A a |
1738
d6157b7eb20c
Implemented DAA in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1736
diff
changeset
|
2473 if >=U |
d6157b7eb20c
Implemented DAA in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1736
diff
changeset
|
2474 or 0x60 diff diff |
1745
a8f04b0ab744
Fixes to DAA, SCF and CCF to pass ZEXALL in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1743
diff
changeset
|
2475 update_flags C1 |
a8f04b0ab744
Fixes to DAA, SCF and CCF to pass ZEXALL in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1743
diff
changeset
|
2476 else |
a8f04b0ab744
Fixes to DAA, SCF and CCF to pass ZEXALL in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1743
diff
changeset
|
2477 update_flags C0 |
1738
d6157b7eb20c
Implemented DAA in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1736
diff
changeset
|
2478 end |
d6157b7eb20c
Implemented DAA in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1736
diff
changeset
|
2479 end |
d6157b7eb20c
Implemented DAA in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1736
diff
changeset
|
2480 |
d6157b7eb20c
Implemented DAA in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1736
diff
changeset
|
2481 if nflag |
d6157b7eb20c
Implemented DAA in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1736
diff
changeset
|
2482 |
d6157b7eb20c
Implemented DAA in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1736
diff
changeset
|
2483 sub diff a a |
1745
a8f04b0ab744
Fixes to DAA, SCF and CCF to pass ZEXALL in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1743
diff
changeset
|
2484 update_flags SZYHPX |
1738
d6157b7eb20c
Implemented DAA in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1736
diff
changeset
|
2485 |
d6157b7eb20c
Implemented DAA in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1736
diff
changeset
|
2486 else |
d6157b7eb20c
Implemented DAA in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1736
diff
changeset
|
2487 |
d6157b7eb20c
Implemented DAA in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1736
diff
changeset
|
2488 add diff a a |
1745
a8f04b0ab744
Fixes to DAA, SCF and CCF to pass ZEXALL in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1743
diff
changeset
|
2489 update_flags SZYHPX |
1738
d6157b7eb20c
Implemented DAA in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1736
diff
changeset
|
2490 |
d6157b7eb20c
Implemented DAA in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1736
diff
changeset
|
2491 end |
d6157b7eb20c
Implemented DAA in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1736
diff
changeset
|
2492 |
1740
28ab56ff8cea
Implement DD/FD prefixes for instructions that don't reference HL
Michael Pavone <pavone@retrodev.com>
parents:
1739
diff
changeset
|
2493 dd OOOOOOOO dd_normal |
28ab56ff8cea
Implement DD/FD prefixes for instructions that don't reference HL
Michael Pavone <pavone@retrodev.com>
parents:
1739
diff
changeset
|
2494 dispatch O |
1738
d6157b7eb20c
Implemented DAA in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1736
diff
changeset
|
2495 |
1740
28ab56ff8cea
Implement DD/FD prefixes for instructions that don't reference HL
Michael Pavone <pavone@retrodev.com>
parents:
1739
diff
changeset
|
2496 fd OOOOOOOO fd_normal |
28ab56ff8cea
Implement DD/FD prefixes for instructions that don't reference HL
Michael Pavone <pavone@retrodev.com>
parents:
1739
diff
changeset
|
2497 dispatch O |
1741
3dbfb4524ad2
Implemented RLD/RRD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1740
diff
changeset
|
2498 |
3dbfb4524ad2
Implemented RLD/RRD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1740
diff
changeset
|
2499 ed 01101111 rld |
3dbfb4524ad2
Implemented RLD/RRD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1740
diff
changeset
|
2500 local tmp 8 |
3dbfb4524ad2
Implemented RLD/RRD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1740
diff
changeset
|
2501 local tmp2 8 |
3dbfb4524ad2
Implemented RLD/RRD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1740
diff
changeset
|
2502 z80_fetch_hl |
3dbfb4524ad2
Implemented RLD/RRD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1740
diff
changeset
|
2503 cycles 4 |
3dbfb4524ad2
Implemented RLD/RRD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1740
diff
changeset
|
2504 |
3dbfb4524ad2
Implemented RLD/RRD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1740
diff
changeset
|
2505 lsr scratch1 4 tmp |
3dbfb4524ad2
Implemented RLD/RRD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1740
diff
changeset
|
2506 |
3dbfb4524ad2
Implemented RLD/RRD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1740
diff
changeset
|
2507 lsl scratch1 4 scratch1 |
3dbfb4524ad2
Implemented RLD/RRD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1740
diff
changeset
|
2508 |
3dbfb4524ad2
Implemented RLD/RRD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1740
diff
changeset
|
2509 and 0xF a tmp2 |
3dbfb4524ad2
Implemented RLD/RRD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1740
diff
changeset
|
2510 or tmp2 scratch1 scratch1 |
3dbfb4524ad2
Implemented RLD/RRD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1740
diff
changeset
|
2511 |
3dbfb4524ad2
Implemented RLD/RRD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1740
diff
changeset
|
2512 and 0xF0 a a |
3dbfb4524ad2
Implemented RLD/RRD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1740
diff
changeset
|
2513 or tmp a a |
3dbfb4524ad2
Implemented RLD/RRD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1740
diff
changeset
|
2514 update_flags SZYH0XPN0 |
3dbfb4524ad2
Implemented RLD/RRD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1740
diff
changeset
|
2515 z80_store_hl |
3dbfb4524ad2
Implemented RLD/RRD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1740
diff
changeset
|
2516 |
3dbfb4524ad2
Implemented RLD/RRD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1740
diff
changeset
|
2517 ed 01100111 rrd |
3dbfb4524ad2
Implemented RLD/RRD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1740
diff
changeset
|
2518 local tmp 8 |
3dbfb4524ad2
Implemented RLD/RRD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1740
diff
changeset
|
2519 local tmp2 8 |
3dbfb4524ad2
Implemented RLD/RRD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1740
diff
changeset
|
2520 z80_fetch_hl |
3dbfb4524ad2
Implemented RLD/RRD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1740
diff
changeset
|
2521 cycles 4 |
3dbfb4524ad2
Implemented RLD/RRD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1740
diff
changeset
|
2522 |
3dbfb4524ad2
Implemented RLD/RRD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1740
diff
changeset
|
2523 and 0xF scratch1 tmp |
3dbfb4524ad2
Implemented RLD/RRD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1740
diff
changeset
|
2524 lsr scratch1 4 scratch1 |
3dbfb4524ad2
Implemented RLD/RRD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1740
diff
changeset
|
2525 |
3dbfb4524ad2
Implemented RLD/RRD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1740
diff
changeset
|
2526 lsl a 4 tmp2 |
3dbfb4524ad2
Implemented RLD/RRD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1740
diff
changeset
|
2527 or tmp2 scratch1 scratch1 |
3dbfb4524ad2
Implemented RLD/RRD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1740
diff
changeset
|
2528 |
3dbfb4524ad2
Implemented RLD/RRD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1740
diff
changeset
|
2529 and 0xF0 a a |
3dbfb4524ad2
Implemented RLD/RRD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1740
diff
changeset
|
2530 or tmp a a |
3dbfb4524ad2
Implemented RLD/RRD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1740
diff
changeset
|
2531 update_flags SZYH0XPN0 |
3dbfb4524ad2
Implemented RLD/RRD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1740
diff
changeset
|
2532 z80_store_hl |
1733
1f0a86f5e055
Implemented LDI in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents:
1732
diff
changeset
|
2533 |