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annotate z80.cpu @ 2652:224c7c1730fd

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Implement 2-byte ED-prefix NOP in new Z80 core
author Michael Pavone <pavone@retrodev.com>
date Sun, 02 Mar 2025 01:22:52 -0800
parents 251cc75574af
children dbff641a33df
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rev   line source
1706
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
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1 info
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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
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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
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48a43dff4dc0 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
48a43dff4dc0 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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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);
48a43dff4dc0 Added init functions to z80_util.c so new Z80 core is closer to a drop in replacement for the old one
Michael Pavone <pavone@retrodev.com>
parents: 1745
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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);
d6d4c006a7b3 Initial attempt at interrupts in new Z80 core and integrating it into main executable
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15 void z80_assert_reset(z80_context * context, uint32_t cycle);
d6d4c006a7b3 Initial attempt at interrupts in new Z80 core and integrating it into main executable
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16 void z80_clear_reset(z80_context * context, uint32_t cycle);
d6d4c006a7b3 Initial attempt at interrupts in new Z80 core and integrating it into main executable
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17 void z80_assert_busreq(z80_context * context, uint32_t cycle);
d6d4c006a7b3 Initial attempt at interrupts in new Z80 core and integrating it into main executable
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18 void z80_clear_busreq(z80_context * context, uint32_t cycle);
d6d4c006a7b3 Initial attempt at interrupts in new Z80 core and integrating it into main executable
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19 void z80_assert_nmi(z80_context *context, uint32_t cycle);
d6d4c006a7b3 Initial attempt at interrupts in new Z80 core and integrating it into main executable
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20 uint8_t z80_get_busack(z80_context * context, uint32_t cycle);
d6d4c006a7b3 Initial attempt at interrupts in new Z80 core and integrating it into main executable
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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);
d6d4c006a7b3 Initial attempt at interrupts in new Z80 core and integrating it into main executable
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23 void z80_serialize(z80_context *context, serialize_buffer *buf);
d6d4c006a7b3 Initial attempt at interrupts in new Z80 core and integrating it into main executable
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24 void z80_deserialize(deserialize_buffer *buf, void *vcontext);
d6d4c006a7b3 Initial attempt at interrupts in new Z80 core and integrating it into main executable
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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);
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
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28 void z80_sync_cycle(z80_context *context, uint32_t target_cycle);
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29
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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
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
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40 ix 16
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
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41 iy 16
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
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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
ca2336469397 Get new Z80 core running in CPM harness
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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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33ec5df77fac Integration of new Z80 core is sort of working now
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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 r += 1
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82 scratch1 = pc
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83 ocall read_8
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84 pc += 1
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85
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86 z80_run_op
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1dc718581aac Fix Z80 interrupts in Gen/MD mode when using new core. Disable CPU debug log in new Z80 core
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87 #printf "Z80: %X @ %d\n" pc cycles
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093e323dc683 Added in block instructions, fixed IO address calculation in out block instructions in new Z80 core
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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 if cycles >=U nmi_cycle
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94
2600
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95 nmi_cycle = 0xFFFFFFFF
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96 iff1 = 0
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97 local pch 8
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98 pch = pc >> 8
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99 meta high pch
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100 meta low pc
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101 z80_push
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102 pc = 0x66
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103 update_sync
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104
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105 else
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106 if iff1
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107 if cycles >=U int_cycle
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108
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109 iff1 = 0
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110 iff2 = 0
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111 cycles 6
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112 update_sync
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113
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114 switch imode
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115 case 0
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116 dispatch int_value
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117
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118 case 1
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119 dispatch 0xFF
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120
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121 case 2
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122 pc = i << 8
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123 pc |= int_value
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124 #CD is call
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125 dispatch 0xCD
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126 end
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127
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128 end
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129 end
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130 end
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131
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132
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133 11001011 cb_prefix
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134 z80_op_fetch
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135 dispatch scratch1 cb
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Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
136
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
137 11011101 dd_prefix
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
138 z80_op_fetch
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
139 dispatch scratch1 dd
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
140
1712
0a9a88b3d061 Fix ED prefix in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1706
diff changeset
141 11101101 ed_prefix
1706
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
142 z80_op_fetch
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
143 dispatch scratch1 ed
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
144
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
145 11111101 fd_prefix
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
146 z80_op_fetch
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
147 dispatch scratch1 fd
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
148
1721
0e5df2bc0f9f Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1720
diff changeset
149 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
150 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
151 cycles 2
2440
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
152 scratch1 = pc
1721
0e5df2bc0f9f Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1720
diff changeset
153 ocall read_8
2440
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
154 pc += 1
1721
0e5df2bc0f9f Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1720
diff changeset
155 dispatch scratch1 ddcb
0e5df2bc0f9f Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1720
diff changeset
156
0e5df2bc0f9f Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1720
diff changeset
157 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
158 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
159 cycles 2
2440
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
160 scratch1 = pc
1721
0e5df2bc0f9f Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1720
diff changeset
161 ocall read_8
2440
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
162 pc += 1
1721
0e5df2bc0f9f Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1720
diff changeset
163 dispatch scratch1 fdcb
0e5df2bc0f9f Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1720
diff changeset
164
1706
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
165 z80_check_cond
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
166 arg cond 8
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
167 local invert 8
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
168 switch cond
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
169 case 0
2440
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
170 meta istrue invert
2443
461fffc226e0 Sugar for unary operators in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2442
diff changeset
171 invert = !zflag
1706
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
172
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
173 case 1
2440
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
174 meta istrue zflag
1706
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
175
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
176 case 2
2440
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
177 meta istrue invert
2443
461fffc226e0 Sugar for unary operators in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2442
diff changeset
178 invert = ~chflags
2440
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
179 invert &= 0x80
1706
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
180
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
181 case 3
2440
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
182 meta istrue invert
2443
461fffc226e0 Sugar for unary operators in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2442
diff changeset
183 invert = chflags & 0x80
1706
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
184
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
185 case 4
2440
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
186 meta istrue invert
2443
461fffc226e0 Sugar for unary operators in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2442
diff changeset
187 invert = !pvflag
1706
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
188
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
189 case 5
2440
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
190 meta istrue pvflag
1706
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
191
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
192 case 6
2440
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
193 meta istrue invert
2443
461fffc226e0 Sugar for unary operators in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2442
diff changeset
194 invert = ~last_flag_result
2440
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
195 invert &= 0x80
1706
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
196
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
197 case 7
2440
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
198 meta istrue invert
2441
4435abe5db5e Sugar for binary operators in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2440
diff changeset
199 invert = 0x80 & last_flag_result
1706
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
200 end
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 z80_fetch_hl
2441
4435abe5db5e Sugar for binary operators in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2440
diff changeset
203 scratch1 = h << 8
2440
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
204 scratch1 |= l
1706
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
205 ocall read_8
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
206
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
207 z80_store_hl
2441
4435abe5db5e Sugar for binary operators in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2440
diff changeset
208 scratch2 = h << 8
2440
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
209 scratch2 |= l
1706
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
210 ocall write_8
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
211
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
212 z80_fetch_immed
2440
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
213 scratch1 = pc
1706
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
214 ocall read_8
2440
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
215 pc += 1
1706
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
216
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
217 z80_fetch_immed16
2440
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
218 scratch1 = pc
1706
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
219 ocall read_8
2440
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
220 wz = scratch1
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
221 pc += 1
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
222 scratch1 = pc
1706
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
223 ocall read_8
2440
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
224 pc += 1
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
225 scratch1 <<= 8
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
226 wz |= scratch1
1706
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
227
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
228 z80_fetch_immed_reg16
2440
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
229 scratch1 = pc
1706
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
230 ocall read_8
2440
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
231 low = scratch1
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
232 pc += 1
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
233 scratch1 = pc
1706
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
234 ocall read_8
2440
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
235 high = scratch1
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
236 pc += 1
1706
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
237
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
238 z80_fetch_immed_to_reg16
2440
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
239 scratch1 = pc
1706
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
240 ocall read_8
2440
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
241 reg = scratch1
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
242 pc += 1
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
243 scratch1 = pc
1706
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
244 ocall read_8
2440
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
245 pc += 1
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
246 scratch1 <<= 8
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
247 reg |= scratch1
1706
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
248
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
249 01RRR110 ld_from_hl
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
250 z80_fetch_hl
2440
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
251 main.R = scratch1
1706
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
252
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
253 01DDDSSS ld_from_reg
2440
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
254 main.D = main.S
1706
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
255
1730
71f7827ff30a Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1729
diff changeset
256 dd 01DDD100 ld_from_ixh
71f7827ff30a Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1729
diff changeset
257 invalid D 6
2441
4435abe5db5e Sugar for binary operators in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2440
diff changeset
258 main.D = ix >> 8
1730
71f7827ff30a Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1729
diff changeset
259
71f7827ff30a Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1729
diff changeset
260 dd 01100SSS ld_to_ixh
71f7827ff30a Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1729
diff changeset
261 invalid S 6
71f7827ff30a Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1729
diff changeset
262 local tmp 16
2440
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
263 ix &= 0xFF
2441
4435abe5db5e Sugar for binary operators in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2440
diff changeset
264 tmp = main.S << 8
2440
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
265 ix |= tmp
1730
71f7827ff30a Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1729
diff changeset
266
71f7827ff30a Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1729
diff changeset
267 dd 0110D10S ld_ixb_to_ixb
71f7827ff30a Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1729
diff changeset
268
71f7827ff30a Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1729
diff changeset
269 dd 01DDD101 ld_from_ixl
71f7827ff30a Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1729
diff changeset
270 invalid D 6
2440
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
271 main.D = ix
1730
71f7827ff30a Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1729
diff changeset
272
71f7827ff30a Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1729
diff changeset
273 dd 01101SSS ld_to_ixl
71f7827ff30a Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1729
diff changeset
274 invalid S 6
2440
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
275 ix &= 0xFF00
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
276 ix |= main.S
1730
71f7827ff30a Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1729
diff changeset
277
71f7827ff30a Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1729
diff changeset
278 dd 01100101 ld_ixl_to_ixh
71f7827ff30a Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1729
diff changeset
279 local tmp 16
2441
4435abe5db5e Sugar for binary operators in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2440
diff changeset
280 tmp = ix << 8
2440
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
281 ix &= 0xFF
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
282 ix |= tmp
1730
71f7827ff30a Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1729
diff changeset
283
71f7827ff30a Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1729
diff changeset
284 dd 01101100 ld_ixh_to_ixl
71f7827ff30a Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1729
diff changeset
285 local tmp 16
2441
4435abe5db5e Sugar for binary operators in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2440
diff changeset
286 tmp = ix >> 8
2440
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
287 ix &= 0xFF00
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
288 ix |= tmp
1730
71f7827ff30a Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1729
diff changeset
289
71f7827ff30a Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1729
diff changeset
290 fd 01DDD100 ld_from_iyh
71f7827ff30a Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1729
diff changeset
291 invalid D 6
2441
4435abe5db5e Sugar for binary operators in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2440
diff changeset
292 main.D = iy >> 8
1730
71f7827ff30a Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1729
diff changeset
293
71f7827ff30a Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1729
diff changeset
294 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
295 invalid S 6
71f7827ff30a Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1729
diff changeset
296 local tmp 16
2440
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
297 iy &= 0xFF
2441
4435abe5db5e Sugar for binary operators in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2440
diff changeset
298 tmp = main.S << 8
2440
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
299 iy |= tmp
1730
71f7827ff30a Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1729
diff changeset
300
71f7827ff30a Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1729
diff changeset
301 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
302
71f7827ff30a Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1729
diff changeset
303 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
304 invalid D 6
2440
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
305 main.D = iy
1730
71f7827ff30a Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1729
diff changeset
306
71f7827ff30a Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1729
diff changeset
307 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
308 invalid S 6
2440
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
309 iy &= 0xFF00
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
310 iy |= main.S
1730
71f7827ff30a Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1729
diff changeset
311
71f7827ff30a Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1729
diff changeset
312 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
313 local tmp 16
2441
4435abe5db5e Sugar for binary operators in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2440
diff changeset
314 tmp = iy << 8
2440
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
315 iy &= 0xFF
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
316 iy |= tmp
1730
71f7827ff30a Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1729
diff changeset
317
71f7827ff30a Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1729
diff changeset
318 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
319 local tmp 16
2441
4435abe5db5e Sugar for binary operators in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2440
diff changeset
320 tmp = iy >> 8
2440
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
321 iy &= 0xFF00
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
322 iy |= tmp
1730
71f7827ff30a Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1729
diff changeset
323
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
324 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
325 arg index 16
2440
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
326 wz = index
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
327 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
328 sext 16 scratch1 scratch1
2440
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
329 wz += scratch1
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
330
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 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
332 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
333 z80_calc_index index
2440
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
334 scratch1 = wz
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
335 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
336 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
337
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 z80_store_index
2440
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
339 scratch2 = wz
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
340 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
341
1706
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
342 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
343 z80_fetch_index ix
2440
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
344 main.R = scratch1
1706
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
345
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
346 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
347 z80_fetch_index iy
2440
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
348 main.R = scratch1
1706
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
349
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
350 00RRR110 ld_immed
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
351 z80_fetch_immed
2440
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
352 main.R = scratch1
1730
71f7827ff30a Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1729
diff changeset
353
71f7827ff30a Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1729
diff changeset
354 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
355 z80_fetch_immed
2440
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
356 scratch1 <<= 8
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
357 ix &= 0xFF
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
358 ix |= scratch1
1730
71f7827ff30a Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1729
diff changeset
359
71f7827ff30a Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1729
diff changeset
360 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
361 z80_fetch_immed
2440
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
362 ix &= 0xFF00
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
363 ix |= scratch1
1730
71f7827ff30a Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1729
diff changeset
364
71f7827ff30a Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1729
diff changeset
365 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
366 z80_fetch_immed
2440
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
367 scratch1 <<= 8
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
368 iy &= 0xFF
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
369 iy |= scratch1
1730
71f7827ff30a Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1729
diff changeset
370
71f7827ff30a Implemented remaining DD/FD prefixes for LD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1729
diff changeset
371 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
372 z80_fetch_immed
2440
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
373 iy &= 0xFF00
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
374 iy |= scratch1
1706
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
375
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
376 01110RRR ld_to_hl
2440
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
377 scratch1 = main.R
1706
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
378 z80_store_hl
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
379
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
380 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
381 z80_calc_index ix
2440
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
382 scratch2 = wz
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
383 scratch1 = main.R
1764
6cc2fa6a1955 A couple more instruction timing fixes in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1763
diff changeset
384 cycles 5
1706
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
385 ocall write_8
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
386
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
387 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
388 z80_calc_index iy
2440
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
389 scratch2 = wz
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
390 scratch1 = main.R
1764
6cc2fa6a1955 A couple more instruction timing fixes in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1763
diff changeset
391 cycles 5
1706
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
2440
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
402 scratch2 = wz
1730
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
2440
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
409 scratch2 = wz
1730
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
2441
4435abe5db5e Sugar for binary operators in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2440
diff changeset
413 wz = b << 8
2440
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
414 wz |= c
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
415 scratch1 = wz
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
416 wz += 1
1706
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
417 ocall read_8
2440
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
418 a = scratch1
1706
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
2441
4435abe5db5e Sugar for binary operators in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2440
diff changeset
421 wz = d << 8
2440
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
422 wz |= e
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
423 scratch1 = wz
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
424 wz += 1
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
2440
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
426 a = scratch1
1706
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
2440
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
430 scratch1 = wz
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
431 wz += 1
1706
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
432 ocall read_8
2440
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
433 a = scratch1
1706
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
2441
4435abe5db5e Sugar for binary operators in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2440
diff changeset
437 scratch2 = b << 8
2440
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
438 scratch2 |= c
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
439 scratch1 = a
2441
4435abe5db5e Sugar for binary operators in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2440
diff changeset
440 tmp = c + 1
4435abe5db5e Sugar for binary operators in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2440
diff changeset
441 wz = a << 8
2440
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
442 wz |= tmp
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
2441
4435abe5db5e Sugar for binary operators in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2440
diff changeset
447 scratch2 = d << 8
2440
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
448 scratch2 |= e
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
449 scratch1 = a
2441
4435abe5db5e Sugar for binary operators in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2440
diff changeset
450 tmp = e + 1
4435abe5db5e Sugar for binary operators in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2440
diff changeset
451 wz = a << 8
2440
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
452 wz |= tmp
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
2440
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
458 scratch2 = wz
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
459 scratch1 = a
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
460 wz += 1
1706
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
461 ocall write_8
2440
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
462 wz &= 0xFF
2441
4435abe5db5e Sugar for binary operators in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2440
diff changeset
463 tmp = a << 8
2440
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
464 wz |= tmp
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
2440
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
467 i = a
1706
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
2440
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
471 r = a
2441
4435abe5db5e Sugar for binary operators in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2440
diff changeset
472 rhigh = 0x80 & a
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
2441
4435abe5db5e Sugar for binary operators in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2440
diff changeset
477 a = 0x7F & r
2440
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
478 a |= rhigh
1732
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
2440
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
480 pvflag = iff2
1732
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
2440
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
484 a = i
1732
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
2440
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
486 pvflag = iff2
1732
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
2440
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
517 scratch1 = wz
1706
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
518 ocall read_8
2440
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
519 low = scratch1
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
520 wz += 1
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
521 scratch1 = wz
1706
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
522 ocall read_8
2440
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
523 high = scratch1
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
524 wz += 1
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
2440
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
548 scratch1 = wz
1706
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
549 ocall read_8
2440
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
550 reg = scratch1
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
551 wz += 1
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
552 scratch1 = wz
1706
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
553 ocall read_8
2440
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
554 scratch1 <<= 8
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
555 reg |= scratch1
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
556 wz += 1
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
2440
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
572 scratch2 = wz
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
573 scratch1 = l
1706
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
574 ocall write_8
2440
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
575 wz += 1
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
576 scratch2 = wz
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
577 scratch1 = h
1706
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
578 ocall write_8
2440
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
579 wz += 1
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
2440
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
583 scratch2 = wz
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
584 scratch1 = ix
1730
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
2440
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
586 wz += 1
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
587 scratch2 = wz
2441
4435abe5db5e Sugar for binary operators in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2440
diff changeset
588 scratch1 = ix >> 8
1730
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
2440
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
590 wz += 1
1730
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
2440
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
594 scratch2 = wz
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
595 scratch1 = iy
1730
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
2440
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
597 wz += 1
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
598 scratch2 = wz
2441
4435abe5db5e Sugar for binary operators in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2440
diff changeset
599 scratch1 = iy >> 8
1730
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
2440
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
601 wz += 1
1730
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
2440
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
605 scratch2 = wz
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
606 scratch1 = low
1706
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
607 ocall write_8
2440
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
608 wz += 1
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
609 scratch1 = high
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
610 scratch2 = wz
1706
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
611 ocall write_8
2440
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
612 wz += 1
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
2441
4435abe5db5e Sugar for binary operators in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2440
diff changeset
632 sph = sp >> 8
1706
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
2441
4435abe5db5e Sugar for binary operators in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2440
diff changeset
638 sp = h << 8
2440
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
639 sp |= l
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
2440
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
643 sp = ix
1730
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
2440
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
647 sp = iy
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
2440
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
651 sp -= 1
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
652 scratch2 = sp
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
653 scratch1 = high
1706
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
654 ocall write_8
2440
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
655 sp -= 1
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
656 scratch2 = sp
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
657 scratch1 = low
1706
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
2441
4435abe5db5e Sugar for binary operators in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2440
diff changeset
682 ixh = ix >> 8
1706
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
2441
4435abe5db5e Sugar for binary operators in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2440
diff changeset
689 iyh = iy >> 8
1706
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
2440
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
697 sp += 1
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
698 low = scratch1
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
699 scratch1 = sp
1706
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
700 ocall read_8
2440
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
701 sp += 1
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
702 high = scratch1
1706
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
2441
4435abe5db5e Sugar for binary operators in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2440
diff changeset
729 ixh <<= 8
4435abe5db5e Sugar for binary operators in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2440
diff changeset
730 ix |= ixh
1706
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
2440
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
737 iyh <<= 8
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
738 iy |= iyh
1706
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
2440
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
757 scratch1 = sp
1706
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
2440
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
761 scratch2 = sp
1706
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
762 ocall write_8
2441
4435abe5db5e Sugar for binary operators in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2440
diff changeset
763 scratch1 = sp + 1
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
2441
4435abe5db5e Sugar for binary operators in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2440
diff changeset
767 scratch2 = sp + 1
1731
366b65d91614 Implemented DD/FD prefixes for EX in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1730
diff changeset
768 ocall write_8
2441
4435abe5db5e Sugar for binary operators in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2440
diff changeset
769 wz = h << 8
2440
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
770 wz |= l
1731
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
2440
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
773 scratch1 = sp
1731
366b65d91614 Implemented DD/FD prefixes for EX in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1730
diff changeset
774 ocall read_8
2440
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
775 wz = scratch1
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
776 scratch1 = ix
1731
366b65d91614 Implemented DD/FD prefixes for EX in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1730
diff changeset
777 cycles 1
2440
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
778 scratch2 = sp
1706
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
779 ocall write_8
2441
4435abe5db5e Sugar for binary operators in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2440
diff changeset
780 scratch1 = sp + 1
1731
366b65d91614 Implemented DD/FD prefixes for EX in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1730
diff changeset
781 ocall read_8
2440
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
782 scratch1 <<= 8
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
783 wz |= scratch1
2441
4435abe5db5e Sugar for binary operators in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2440
diff changeset
784 scratch1 = ix >> 8
1731
366b65d91614 Implemented DD/FD prefixes for EX in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1730
diff changeset
785 cycles 2
2441
4435abe5db5e Sugar for binary operators in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2440
diff changeset
786 scratch2 = sp + 1
1731
366b65d91614 Implemented DD/FD prefixes for EX in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1730
diff changeset
787 ocall write_8
2440
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
788 ix = wz
1731
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
2440
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
791 scratch1 = sp
1731
366b65d91614 Implemented DD/FD prefixes for EX in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1730
diff changeset
792 ocall read_8
2440
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
793 wz = scratch1
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
794 scratch1 = iy
1731
366b65d91614 Implemented DD/FD prefixes for EX in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1730
diff changeset
795 cycles 1
2440
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
796 scratch2 = sp
1731
366b65d91614 Implemented DD/FD prefixes for EX in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1730
diff changeset
797 ocall write_8
2441
4435abe5db5e Sugar for binary operators in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2440
diff changeset
798 scratch1 = sp + 1
1731
366b65d91614 Implemented DD/FD prefixes for EX in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1730
diff changeset
799 ocall read_8
2440
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
800 scratch1 <<= 8
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
801 wz |= scratch1
2441
4435abe5db5e Sugar for binary operators in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2440
diff changeset
802 scratch1 = iy >> 8
1731
366b65d91614 Implemented DD/FD prefixes for EX in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1730
diff changeset
803 cycles 2
2441
4435abe5db5e Sugar for binary operators in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2440
diff changeset
804 scratch2 = sp + 1
1731
366b65d91614 Implemented DD/FD prefixes for EX in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1730
diff changeset
805 ocall write_8
2440
338c78da3fff Added a little syntax sugar to CPU DSL and started updating new Z80 core to use it
Michael Pavone <pavone@retrodev.com>
parents: 1766
diff changeset
806 iy = wz
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
2441
4435abe5db5e Sugar for binary operators in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2440
diff changeset
809 a += main.R
1706
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
2441
4435abe5db5e Sugar for binary operators in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2440
diff changeset
813 scratch1 = ix >> 8
4435abe5db5e Sugar for binary operators in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2440
diff changeset
814 a += scratch1
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
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
2441
4435abe5db5e Sugar for binary operators in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2440
diff changeset
818 scratch1 = ix & 0xFF
4435abe5db5e Sugar for binary operators in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2440
diff changeset
819 a += scratch1
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
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
1764
6cc2fa6a1955 A couple more instruction timing fixes in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1763
diff changeset
990 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
991
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 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
993 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
994 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
995 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
996 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
997 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
998 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
999
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 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
1001 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
1002 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
1003 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
1004 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
1005 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
1006 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
1007
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 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
1009 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
1010 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
1011 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
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
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 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
1015 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
1016 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
1017 z80_adc16_hl sp
1706
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1018
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1019 10010RRR sub_reg
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1020 sub main.R a a
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1021 update_flags SZYHVXN1C
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1022
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
1023 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
1024 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
1025 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
1026 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
1027
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 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
1029 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
1030 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
1031 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
1032
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 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
1034 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
1035 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
1036 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
1037
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 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
1039 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
1040 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
1041 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
1042
1706
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1043 10010110 sub_hl
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1044 z80_fetch_hl
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1045 sub scratch1 a a
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1046 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
1047
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 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
1049 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
1050 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
1051 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
1052
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 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
1054 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
1055 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
1056 update_flags SZYHVXN1C
1706
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1057
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1058 11010110 sub_immed
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1059 z80_fetch_immed
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1060 sub scratch1 a a
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1061 update_flags SZYHVXN1C
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1062
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1063 10011RRR sbc_reg
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1064 sbc main.R a a
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1065 update_flags SZYHVXN1C
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1066
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
1067 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
1068 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
1069 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
1070 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
1071
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 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
1073 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
1074 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
1075 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
1076
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 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
1078 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
1079 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
1080 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
1081
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 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
1083 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
1084 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
1085 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
1086
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
1087
1706
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1088 10011110 sbc_hl
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1089 z80_fetch_hl
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1090 sbc scratch1 a a
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1091 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
1092
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 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
1094 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
1095 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
1096 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
1097
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 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
1099 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
1100 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
1101 update_flags SZYHVXN1C
1706
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1102
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1103 11011110 sbc_immed
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1104 z80_fetch_immed
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1105 sbc scratch1 a a
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1106 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
1107
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 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
1109 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
1110 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
1111 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
1112 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
1113 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
1114 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
1115 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
1116 lsr hlt 8 h
1764
6cc2fa6a1955 A couple more instruction timing fixes in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1763
diff changeset
1117 cycles 7
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
1118
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 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
1120 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
1121 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
1122 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
1123 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
1124 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
1125 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
1126
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 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
1128 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
1129 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
1130 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
1131 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
1132 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
1133 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
1134
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 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
1136 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
1137 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
1138 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
1139
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
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 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
1142 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
1143 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
1144 z80_sbc16_hl sp
1706
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1145
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1146 10100RRR and_reg
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1147 and a main.R a
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1148 update_flags SZYH1PXN0C0
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1149
1720
1648c685083a Implemented DD/FD prefixes for and/or/xor in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1719
diff changeset
1150 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
1151 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
1152 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
1153 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
1154
1648c685083a Implemented DD/FD prefixes for and/or/xor in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1719
diff changeset
1155 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
1156 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
1157 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
1158
1648c685083a Implemented DD/FD prefixes for and/or/xor in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1719
diff changeset
1159 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
1160 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
1161 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
1162 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
1163
1648c685083a Implemented DD/FD prefixes for and/or/xor in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1719
diff changeset
1164 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
1165 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
1166 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
1167
1706
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1168 10100110 and_hl
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1169 z80_fetch_hl
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1170 and a scratch1 a
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1171 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
1172
1648c685083a Implemented DD/FD prefixes for and/or/xor in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1719
diff changeset
1173 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
1174 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
1175 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
1176 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
1177
1648c685083a Implemented DD/FD prefixes for and/or/xor in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1719
diff changeset
1178 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
1179 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
1180 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
1181 update_flags SZYH1PXN0C0
1706
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1182
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1183 11100110 and_immed
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1184 z80_fetch_immed
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1185 and a scratch1 a
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1186 update_flags SZYH1PXN0C0
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1187
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1188 10110RRR or_reg
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1189 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
1190 update_flags SZYH0PXN0C0
1706
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1191
1720
1648c685083a Implemented DD/FD prefixes for and/or/xor in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1719
diff changeset
1192 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
1193 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
1194 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
1195 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
1196
1648c685083a Implemented DD/FD prefixes for and/or/xor in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1719
diff changeset
1197 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
1198 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
1199 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
1200
1648c685083a Implemented DD/FD prefixes for and/or/xor in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1719
diff changeset
1201 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
1202 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
1203 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
1204 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
1205
1648c685083a Implemented DD/FD prefixes for and/or/xor in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1719
diff changeset
1206 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
1207 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
1208 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
1209
1706
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1210 10110110 or_hl
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1211 z80_fetch_hl
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1212 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
1213 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
1214
1648c685083a Implemented DD/FD prefixes for and/or/xor in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1719
diff changeset
1215 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
1216 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
1217 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
1218 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
1219
1648c685083a Implemented DD/FD prefixes for and/or/xor in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1719
diff changeset
1220 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
1221 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
1222 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
1223 update_flags SZYH0PXN0C0
1706
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1224
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1225 11110110 or_immed
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1226 z80_fetch_immed
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1227 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
1228 update_flags SZYH0PXN0C0
1706
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1229
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1230 10101RRR xor_reg
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1231 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
1232 update_flags SZYH0PXN0C0
1706
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1233
1720
1648c685083a Implemented DD/FD prefixes for and/or/xor in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1719
diff changeset
1234 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
1235 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
1236 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
1237 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
1238
1648c685083a Implemented DD/FD prefixes for and/or/xor in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1719
diff changeset
1239 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
1240 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
1241 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
1242
1648c685083a Implemented DD/FD prefixes for and/or/xor in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1719
diff changeset
1243 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
1244 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
1245 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
1246 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
1247
1648c685083a Implemented DD/FD prefixes for and/or/xor in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1719
diff changeset
1248 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
1249 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
1250 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
1251
1706
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1252 10101110 xor_hl
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1253 z80_fetch_hl
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1254 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
1255 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
1256
1648c685083a Implemented DD/FD prefixes for and/or/xor in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1719
diff changeset
1257 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
1258 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
1259 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
1260 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
1261
1648c685083a Implemented DD/FD prefixes for and/or/xor in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1719
diff changeset
1262 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
1263 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
1264 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
1265 update_flags SZYH0PXN0C0
1706
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1266
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1267 11101110 xor_immed
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1268 z80_fetch_immed
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1269 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
1270 update_flags SZYH0PXN0C0
1706
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1271
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1272 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
1273 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
1274 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
1275 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
1276
fb5ae8c20b85 Fix cp instruction in new Z80 core and implement its DD/FD prefixes
Michael Pavone <pavone@retrodev.com>
parents: 1718
diff changeset
1277 dd 10111100 cp_ixh
1725
89ee53a149ea Miscellaneous small fixes to new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1724
diff changeset
1278 local tmp 8
89ee53a149ea Miscellaneous small fixes to new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1724
diff changeset
1279 lsr ix 8 tmp
89ee53a149ea Miscellaneous small fixes to new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1724
diff changeset
1280 mov tmp last_flag_result
1743
a1663a83dcab Fixed cp ixh in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1742
diff changeset
1281 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
1282 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
1283
fb5ae8c20b85 Fix cp instruction in new Z80 core and implement its DD/FD prefixes
Michael Pavone <pavone@retrodev.com>
parents: 1718
diff changeset
1284 dd 10111101 cp_ixl
1725
89ee53a149ea Miscellaneous small fixes to new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1724
diff changeset
1285 local tmp 8
89ee53a149ea Miscellaneous small fixes to new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1724
diff changeset
1286 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
1287 mov ix last_flag_result
1725
89ee53a149ea Miscellaneous small fixes to new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1724
diff changeset
1288 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
1289 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
1290
fb5ae8c20b85 Fix cp instruction in new Z80 core and implement its DD/FD prefixes
Michael Pavone <pavone@retrodev.com>
parents: 1718
diff changeset
1291 fd 10111100 cp_iyh
1725
89ee53a149ea Miscellaneous small fixes to new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1724
diff changeset
1292 local tmp 8
89ee53a149ea Miscellaneous small fixes to new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1724
diff changeset
1293 lsr iy 8 tmp
89ee53a149ea Miscellaneous small fixes to new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1724
diff changeset
1294 mov tmp last_flag_result
89ee53a149ea Miscellaneous small fixes to new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1724
diff changeset
1295 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
1296 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
1297
fb5ae8c20b85 Fix cp instruction in new Z80 core and implement its DD/FD prefixes
Michael Pavone <pavone@retrodev.com>
parents: 1718
diff changeset
1298 fd 10111101 cp_iyl
1725
89ee53a149ea Miscellaneous small fixes to new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1724
diff changeset
1299 local tmp 8
89ee53a149ea Miscellaneous small fixes to new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1724
diff changeset
1300 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
1301 mov iy last_flag_result
1725
89ee53a149ea Miscellaneous small fixes to new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1724
diff changeset
1302 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
1303 update_flags SZHVN1C
1706
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1304
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1305 10111110 cp_hl
1725
89ee53a149ea Miscellaneous small fixes to new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1724
diff changeset
1306 local tmp 8
1706
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1307 z80_fetch_hl
1725
89ee53a149ea Miscellaneous small fixes to new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1724
diff changeset
1308 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
1309 mov scratch1 last_flag_result
1725
89ee53a149ea Miscellaneous small fixes to new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1724
diff changeset
1310 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
1311 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
1312
fb5ae8c20b85 Fix cp instruction in new Z80 core and implement its DD/FD prefixes
Michael Pavone <pavone@retrodev.com>
parents: 1718
diff changeset
1313 dd 10111110 cp_ixd
1725
89ee53a149ea Miscellaneous small fixes to new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1724
diff changeset
1314 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
1315 z80_fetch_index ix
1725
89ee53a149ea Miscellaneous small fixes to new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1724
diff changeset
1316 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
1317 mov scratch1 last_flag_result
1725
89ee53a149ea Miscellaneous small fixes to new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1724
diff changeset
1318 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
1319 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
1320
fb5ae8c20b85 Fix cp instruction in new Z80 core and implement its DD/FD prefixes
Michael Pavone <pavone@retrodev.com>
parents: 1718
diff changeset
1321 fd 10111110 cp_iyd
1725
89ee53a149ea Miscellaneous small fixes to new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1724
diff changeset
1322 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
1323 z80_fetch_index iy
1725
89ee53a149ea Miscellaneous small fixes to new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1724
diff changeset
1324 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
1325 mov scratch1 last_flag_result
1725
89ee53a149ea Miscellaneous small fixes to new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1724
diff changeset
1326 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
1327 update_flags SZHVN1C
1706
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1328
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1329 11111110 cp_immed
1725
89ee53a149ea Miscellaneous small fixes to new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1724
diff changeset
1330 local tmp 8
1706
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1331 z80_fetch_immed
1725
89ee53a149ea Miscellaneous small fixes to new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1724
diff changeset
1332 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
1333 mov scratch1 last_flag_result
1725
89ee53a149ea Miscellaneous small fixes to new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1724
diff changeset
1334 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
1335 update_flags SZHVN1C
1706
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1336
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1337 00RRR100 inc_reg
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1338 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
1339 update_flags SZYHVXN0
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1340
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
1341 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
1342 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
1343 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
1344
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 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
1346 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
1347 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
1348 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
1349 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
1350 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
1351 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
1352
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 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
1354 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
1355 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
1356
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 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
1358 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
1359 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
1360 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
1361 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
1362 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
1363 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
1364
1706
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1365 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
1366 local tmp 8
1706
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1367 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
1368 #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
1369 #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
1370 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
1371 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
1372 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
1373 mov tmp scratch1
1764
6cc2fa6a1955 A couple more instruction timing fixes in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1763
diff changeset
1374 cycles 1
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
1375 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
1376
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 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
1378 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
1379 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
1380 #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
1381 #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
1382 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
1383 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
1384 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
1385 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
1386 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
1387 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
1388
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 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
1390 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
1391 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
1392 #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
1393 #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
1394 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
1395 add 1 tmp tmp
1706
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1396 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
1397 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
1398 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
1399 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
1400
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
1401 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
1402 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
1403 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
1404 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
1405 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
1406 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
1407 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
1408 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
1409 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
1410 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
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 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
1413 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
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 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
1416 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
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 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
1419 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
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 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
1422 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
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 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
1425 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
1426
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
1427 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
1428 add 1 iy iy
1706
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1429
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1430 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
1431 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
1432 update_flags SZYHVXN1
1706
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1433
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
1434 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
1435 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
1436 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
1437
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 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
1439 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
1440 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
1441 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
1442 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
1443 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
1444 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
1445
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 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
1447 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
1448 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
1449
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 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
1451 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
1452 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
1453 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
1454 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
1455 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
1456 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
1457
1706
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1458 00110101 dec_hl
1739
435877da5837 Fixed flag calculation in dec (hl) in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1738
diff changeset
1459 local tmp 8
1706
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1460 z80_fetch_hl
1739
435877da5837 Fixed flag calculation in dec (hl) in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1738
diff changeset
1461 #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
1462 #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
1463 mov scratch1 tmp
435877da5837 Fixed flag calculation in dec (hl) in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1738
diff changeset
1464 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
1465 update_flags SZYHVXN1
1739
435877da5837 Fixed flag calculation in dec (hl) in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1738
diff changeset
1466 mov tmp scratch1
1764
6cc2fa6a1955 A couple more instruction timing fixes in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1763
diff changeset
1467 cycles 1
1706
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1468 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
1469
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 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
1471 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
1472 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
1473 #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
1474 #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
1475 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
1476 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
1477 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
1478 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
1479 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
1480 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
1481
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 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
1483 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
1484 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
1485 #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
1486 #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
1487 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
1488 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
1489 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
1490 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
1491 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
1492 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
1493
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 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
1495 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
1496 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
1497 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
1498 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
1499 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
1500 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
1501 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
1502 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
1503 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
1504
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 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
1506 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
1507
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 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
1509 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
1510
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 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
1512 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
1513
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 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
1515 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
1516
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 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
1518 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
1519
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
1520 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
1521 sub 1 iy iy
1706
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1522
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1523 00101111 cpl
2443
461fffc226e0 Sugar for unary operators in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2442
diff changeset
1524 a = ~a
1706
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1525 update_flags YH1XN1
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1526
1725
89ee53a149ea Miscellaneous small fixes to new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1724
diff changeset
1527 ed 01DDD100 neg
2443
461fffc226e0 Sugar for unary operators in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2442
diff changeset
1528 a = -a
1706
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1529 update_flags SZYHVXN1C
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1530
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1531 00111111 ccf
1725
89ee53a149ea Miscellaneous small fixes to new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1724
diff changeset
1532 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
1533 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
1534 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
1535 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
1536 and 0x80 chflags chflags
89ee53a149ea Miscellaneous small fixes to new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1724
diff changeset
1537 lsr chflags 4 tmp
89ee53a149ea Miscellaneous small fixes to new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1724
diff changeset
1538 or tmp chflags chflags
1706
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1539 xor 0x80 chflags chflags
1725
89ee53a149ea Miscellaneous small fixes to new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1724
diff changeset
1540 update_flags N0
1706
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1541
1725
89ee53a149ea Miscellaneous small fixes to new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1724
diff changeset
1542 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
1543 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
1544 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
1545 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
1546 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
1547 update_flags H0N0C1
1706
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1548
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1549 00000000 nop
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1550
1725
89ee53a149ea Miscellaneous small fixes to new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1724
diff changeset
1551 01110110 halt
1763
7e97d820b491 Fix implementation of halt in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1759
diff changeset
1552 cmp nmi_cycle cycles
2442
52cfc7b14dd2 Sugar for some basic conditionals in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2441
diff changeset
1553 if cycles >=U nmi_cycle
1763
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 else
2442
52cfc7b14dd2 Sugar for some basic conditionals in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2441
diff changeset
1556 if cycles >=U int_cycle
52cfc7b14dd2 Sugar for some basic conditionals in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2441
diff changeset
1557
52cfc7b14dd2 Sugar for some basic conditionals in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2441
diff changeset
1558 if iff1
52cfc7b14dd2 Sugar for some basic conditionals in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2441
diff changeset
1559 else
52cfc7b14dd2 Sugar for some basic conditionals in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2441
diff changeset
1560 pc -= 1
52cfc7b14dd2 Sugar for some basic conditionals in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2441
diff changeset
1561 end
52cfc7b14dd2 Sugar for some basic conditionals in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2441
diff changeset
1562
52cfc7b14dd2 Sugar for some basic conditionals in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2441
diff changeset
1563 else
52cfc7b14dd2 Sugar for some basic conditionals in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2441
diff changeset
1564 pc -= 1
52cfc7b14dd2 Sugar for some basic conditionals in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2441
diff changeset
1565 end
1763
7e97d820b491 Fix implementation of halt in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1759
diff changeset
1566 end
1725
89ee53a149ea Miscellaneous small fixes to new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1724
diff changeset
1567
1706
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1568 11110011 di
2442
52cfc7b14dd2 Sugar for some basic conditionals in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2441
diff changeset
1569 iff1 = 0
52cfc7b14dd2 Sugar for some basic conditionals in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2441
diff changeset
1570 iff2 = 0
1753
33ec5df77fac Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents: 1752
diff changeset
1571 update_sync
1706
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1572
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1573 11111011 ei
2442
52cfc7b14dd2 Sugar for some basic conditionals in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2441
diff changeset
1574 iff1 = 1
52cfc7b14dd2 Sugar for some basic conditionals in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2441
diff changeset
1575 iff2 = 1
1753
33ec5df77fac Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents: 1752
diff changeset
1576 update_sync
33ec5df77fac Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents: 1752
diff changeset
1577
2442
52cfc7b14dd2 Sugar for some basic conditionals in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2441
diff changeset
1578 if cycles >=U int_cycle
52cfc7b14dd2 Sugar for some basic conditionals in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2441
diff changeset
1579 int_cycle = cycles + 1
1753
33ec5df77fac Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents: 1752
diff changeset
1580 end
1706
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1581
1725
89ee53a149ea Miscellaneous small fixes to new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1724
diff changeset
1582 ed 01D00110 im0
1706
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1583 mov 0 imode
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1584
1725
89ee53a149ea Miscellaneous small fixes to new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1724
diff changeset
1585 ed 01D10110 im1
1706
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1586 mov 1 imode
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1587
1725
89ee53a149ea Miscellaneous small fixes to new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1724
diff changeset
1588 ed 01D11110 im2
1706
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1589 mov 2 imode
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1590
1725
89ee53a149ea Miscellaneous small fixes to new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1724
diff changeset
1591 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
1592 #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
1593 #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
1594 mov 0 imode
1725
89ee53a149ea Miscellaneous small fixes to new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1724
diff changeset
1595
1706
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1596 11000011 jp
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1597 z80_fetch_immed16
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1598 mov wz pc
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1599
1726
4f064b575e57 Implemented jp (hl), jp (ix) and jp (iy) in the new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1725
diff changeset
1600 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
1601 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
1602 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
1603
4f064b575e57 Implemented jp (hl), jp (ix) and jp (iy) in the new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1725
diff changeset
1604 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
1605 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
1606
4f064b575e57 Implemented jp (hl), jp (ix) and jp (iy) in the new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1725
diff changeset
1607 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
1608 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
1609
1706
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1610 11CCC010 jp_cc
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1611 z80_check_cond C
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1612 z80_fetch_immed16
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1613 if istrue
2442
52cfc7b14dd2 Sugar for some basic conditionals in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2441
diff changeset
1614 pc = wz
1706
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1615 end
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1616
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1617 00011000 jr
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1618 z80_fetch_immed
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1619 #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
1620 sext 16 scratch1 scratch1
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1621 add scratch1 pc pc
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1622 cycles 5
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1623
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1624 001CC000 jr_cc
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1625 z80_check_cond C
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1626 z80_fetch_immed
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1627
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1628 if istrue
2442
52cfc7b14dd2 Sugar for some basic conditionals in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2441
diff changeset
1629 sext 16 scratch1 scratch1
52cfc7b14dd2 Sugar for some basic conditionals in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2441
diff changeset
1630 pc += scratch1
52cfc7b14dd2 Sugar for some basic conditionals in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2441
diff changeset
1631 cycles 5
1706
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1632 end
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1633
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1634 00010000 djnz
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1635 cycles 1
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1636 z80_fetch_immed
2442
52cfc7b14dd2 Sugar for some basic conditionals in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2441
diff changeset
1637 b -= 1
1706
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1638
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1639 if b
2442
52cfc7b14dd2 Sugar for some basic conditionals in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2441
diff changeset
1640 sext 16 scratch1 scratch1
52cfc7b14dd2 Sugar for some basic conditionals in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2441
diff changeset
1641 pc += scratch1
52cfc7b14dd2 Sugar for some basic conditionals in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2441
diff changeset
1642 cycles 5
1706
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1643 end
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1644
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1645
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1646 11001101 call_uncond
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1647 z80_fetch_immed16
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1648 local pch 8
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1649 lsr pc 8 pch
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1650 meta high pch
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1651 meta low pc
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1652 z80_push
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1653 mov wz pc
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1654
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
1655 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
1656 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
1657 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
1658 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
1659
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 if istrue
2442
52cfc7b14dd2 Sugar for some basic conditionals in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2441
diff changeset
1661 pch = pc >> 8
52cfc7b14dd2 Sugar for some basic conditionals in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2441
diff changeset
1662 meta high pch
52cfc7b14dd2 Sugar for some basic conditionals in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2441
diff changeset
1663 meta low pc
52cfc7b14dd2 Sugar for some basic conditionals in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2441
diff changeset
1664 z80_push
52cfc7b14dd2 Sugar for some basic conditionals in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2441
diff changeset
1665 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
1666 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
1667
1706
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1668 11TTT111 rst
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1669 local pch 8
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1670 lsr pc 8 pch
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1671 meta high pch
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1672 meta low pc
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1673 z80_push
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1674 lsl T 3 scratch1
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1675 mov scratch1 pc
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1676
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1677 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
1678 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
1679 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
1680 meta low pc
1706
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1681 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
1682 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
1683 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
1684
1753
33ec5df77fac Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents: 1752
diff changeset
1685 ed 01001101 reti
33ec5df77fac Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents: 1752
diff changeset
1686 local pch 16
33ec5df77fac Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents: 1752
diff changeset
1687 cycles 1
33ec5df77fac Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents: 1752
diff changeset
1688 meta high pch
33ec5df77fac Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents: 1752
diff changeset
1689 meta low pc
33ec5df77fac Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents: 1752
diff changeset
1690 z80_pop
33ec5df77fac Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents: 1752
diff changeset
1691 lsl pch 8 pch
33ec5df77fac Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents: 1752
diff changeset
1692 or pch pc pc
33ec5df77fac Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents: 1752
diff changeset
1693
33ec5df77fac Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents: 1752
diff changeset
1694 ed 01NN1101 retn
33ec5df77fac Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents: 1752
diff changeset
1695 mov iff2 iff1
33ec5df77fac Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents: 1752
diff changeset
1696 local pch 16
33ec5df77fac Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents: 1752
diff changeset
1697 cycles 1
33ec5df77fac Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents: 1752
diff changeset
1698 meta high pch
33ec5df77fac Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents: 1752
diff changeset
1699 meta low pc
33ec5df77fac Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents: 1752
diff changeset
1700 z80_pop
33ec5df77fac Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents: 1752
diff changeset
1701 lsl pch 8 pch
33ec5df77fac Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents: 1752
diff changeset
1702 or pch pc pc
33ec5df77fac Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents: 1752
diff changeset
1703
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
1704 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
1705 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
1706 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
1707 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
1708 if istrue
2442
52cfc7b14dd2 Sugar for some basic conditionals in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2441
diff changeset
1709 meta high pch
52cfc7b14dd2 Sugar for some basic conditionals in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2441
diff changeset
1710 meta low pc
52cfc7b14dd2 Sugar for some basic conditionals in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2441
diff changeset
1711 z80_pop
52cfc7b14dd2 Sugar for some basic conditionals in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2441
diff changeset
1712 pch = pch << 8
52cfc7b14dd2 Sugar for some basic conditionals in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2441
diff changeset
1713 pc |= pch
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
1714 end
1706
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1715
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1716 11011011 in_abs
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1717 z80_fetch_immed
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1718 ocall io_read8
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1719 mov scratch1 a
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1720
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1721 ed 01RRR000 in_bc
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1722 lsl b 8 scratch1
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1723 or c scratch1 scratch1
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1724 ocall io_read8
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1725 mov scratch1 main.R
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1726
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
1727 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
1728 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
1729 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
1730 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
1731
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
1732 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
1733 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
1734 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
1735
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 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
1737 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
1738
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 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
1740 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
1741 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
1742
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 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
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 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
1746 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
1747 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
1748
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 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
1750
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 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
1752 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
1753 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
1754 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
1755 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
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
1757 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
1758 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
1759 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
1760 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
1761 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
1762
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 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
1764 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
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 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
1767 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
1768 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
1769 else
2442
52cfc7b14dd2 Sugar for some basic conditionals in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2441
diff changeset
1770 pc -= 2
52cfc7b14dd2 Sugar for some basic conditionals in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2441
diff changeset
1771 cycles 5
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
1772 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
1773
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 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
1775 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
1776
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 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
1778 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
1779 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
1780 else
2442
52cfc7b14dd2 Sugar for some basic conditionals in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2441
diff changeset
1781 pc -= 2
52cfc7b14dd2 Sugar for some basic conditionals in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2441
diff changeset
1782 cycles 5
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
1783 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
1784
1706
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1785 11010011 out_abs
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1786 z80_fetch_immed
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1787 mov scratch1 scratch2
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1788 mov a scratch1
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1789 ocall io_write8
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1790
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1791 ed 01RRR001 out_bc
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1792 lsl b 8 scratch2
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1793 or c scratch2 scratch2
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1794 mov main.R scratch1
c2324849a5e5 Initial checkin of new WIP Z80 core using CPU DSL
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1795 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
1796
1753
33ec5df77fac Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents: 1752
diff changeset
1797 z80_outi_outd
33ec5df77fac Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents: 1752
diff changeset
1798 arg change 16
33ec5df77fac Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents: 1752
diff changeset
1799 local tmp 8
33ec5df77fac Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents: 1752
diff changeset
1800 cycles 1
33ec5df77fac Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents: 1752
diff changeset
1801 z80_fetch_hl
33ec5df77fac Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents: 1752
diff changeset
1802
33ec5df77fac Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents: 1752
diff changeset
1803 and 0x80 scratch1 nflag
33ec5df77fac Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents: 1752
diff changeset
1804
33ec5df77fac Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents: 1752
diff changeset
1805 lsl h 8 scratch2
33ec5df77fac Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents: 1752
diff changeset
1806 or l scratch2 scratch2
33ec5df77fac Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents: 1752
diff changeset
1807 add change scratch2 scratch2
33ec5df77fac Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents: 1752
diff changeset
1808 mov scratch2 l
33ec5df77fac Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents: 1752
diff changeset
1809 lsr scratch2 8 h
33ec5df77fac Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents: 1752
diff changeset
1810
33ec5df77fac Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents: 1752
diff changeset
1811 add l scratch1 tmp
33ec5df77fac Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents: 1752
diff changeset
1812 update_flags C
33ec5df77fac Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents: 1752
diff changeset
1813 and 7 tmp tmp
33ec5df77fac Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents: 1752
diff changeset
1814
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
1815 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
1816 or c scratch2 scratch2
33ec5df77fac Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents: 1752
diff changeset
1817 ocall io_write8
33ec5df77fac Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents: 1752
diff changeset
1818
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
1819 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
1820 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
1821
1753
33ec5df77fac Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents: 1752
diff changeset
1822 lsl 8 b wz
33ec5df77fac Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents: 1752
diff changeset
1823 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
1824 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
1825
33ec5df77fac Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents: 1752
diff changeset
1826 xor b tmp tmp
33ec5df77fac Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents: 1752
diff changeset
1827 update_flags P
33ec5df77fac Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents: 1752
diff changeset
1828 lsr chflags 4 tmp
33ec5df77fac Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents: 1752
diff changeset
1829 or tmp chflags chflags
33ec5df77fac Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents: 1752
diff changeset
1830
33ec5df77fac Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents: 1752
diff changeset
1831 ed 10100011 outi
33ec5df77fac Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents: 1752
diff changeset
1832 z80_outi_outd 1
33ec5df77fac Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents: 1752
diff changeset
1833
33ec5df77fac Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents: 1752
diff changeset
1834 ed 10110011 otir
33ec5df77fac Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents: 1752
diff changeset
1835 z80_outi_outd 1
33ec5df77fac Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents: 1752
diff changeset
1836 if zflag
33ec5df77fac Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents: 1752
diff changeset
1837 else
2442
52cfc7b14dd2 Sugar for some basic conditionals in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2441
diff changeset
1838 pc -= 2
52cfc7b14dd2 Sugar for some basic conditionals in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2441
diff changeset
1839 cycles 5
1753
33ec5df77fac Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents: 1752
diff changeset
1840 end
33ec5df77fac Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents: 1752
diff changeset
1841
33ec5df77fac Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents: 1752
diff changeset
1842 ed 10101011 outd
33ec5df77fac Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents: 1752
diff changeset
1843 z80_outi_outd -1
33ec5df77fac Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents: 1752
diff changeset
1844
33ec5df77fac Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents: 1752
diff changeset
1845 ed 10111011 otdr
33ec5df77fac Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents: 1752
diff changeset
1846 z80_outi_outd -1
33ec5df77fac Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents: 1752
diff changeset
1847 if zflag
33ec5df77fac Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents: 1752
diff changeset
1848 else
2442
52cfc7b14dd2 Sugar for some basic conditionals in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2441
diff changeset
1849 pc -= 2
52cfc7b14dd2 Sugar for some basic conditionals in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2441
diff changeset
1850 cycles 5
1753
33ec5df77fac Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents: 1752
diff changeset
1851 end
33ec5df77fac Integration of new Z80 core is sort of working now
Michael Pavone <pavone@retrodev.com>
parents: 1752
diff changeset
1852
1721
0e5df2bc0f9f Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1720
diff changeset
1853 00000111 rlca
0e5df2bc0f9f Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1720
diff changeset
1854 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
1855 update_flags YH0XN0C
0e5df2bc0f9f Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1720
diff changeset
1856
0e5df2bc0f9f Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1720
diff changeset
1857 00010111 rla
0e5df2bc0f9f Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1720
diff changeset
1858 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
1859 update_flags YH0XN0C
0e5df2bc0f9f Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1720
diff changeset
1860
0e5df2bc0f9f Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1720
diff changeset
1861 00001111 rrca
0e5df2bc0f9f Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1720
diff changeset
1862 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
1863 update_flags YH0XN0C
0e5df2bc0f9f Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1720
diff changeset
1864
0e5df2bc0f9f Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1720
diff changeset
1865 00011111 rra
0e5df2bc0f9f Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1720
diff changeset
1866 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
1867 update_flags YH0XN0C
0e5df2bc0f9f Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1720
diff changeset
1868
0e5df2bc0f9f Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1720
diff changeset
1869 cb 00000RRR rlc
0e5df2bc0f9f Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1720
diff changeset
1870 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
1871 update_flags SZYH0PXN0C
0e5df2bc0f9f Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1720
diff changeset
1872
0e5df2bc0f9f Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1720
diff changeset
1873 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
1874 local tmp 8
0e5df2bc0f9f Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1720
diff changeset
1875 z80_fetch_hl
0e5df2bc0f9f Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1720
diff changeset
1876 mov scratch1 tmp
0e5df2bc0f9f Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1720
diff changeset
1877 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
1878 update_flags SZYH0PXN0C
0e5df2bc0f9f Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1720
diff changeset
1879 mov tmp scratch1
0e5df2bc0f9f Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1720
diff changeset
1880 z80_store_hl
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 z80_rlc_index
0e5df2bc0f9f Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1720
diff changeset
1883 arg tmp 8
0e5df2bc0f9f Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1720
diff changeset
1884 mov wz scratch1
0e5df2bc0f9f Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1720
diff changeset
1885 ocall read_8
0e5df2bc0f9f Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1720
diff changeset
1886 cycles 1
0e5df2bc0f9f Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1720
diff changeset
1887 mov scratch1 tmp
0e5df2bc0f9f Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1720
diff changeset
1888 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
1889 update_flags SZYH0PXN0C
0e5df2bc0f9f Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1720
diff changeset
1890 mov tmp scratch1
0e5df2bc0f9f Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1720
diff changeset
1891 z80_store_index
0e5df2bc0f9f Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1720
diff changeset
1892
0e5df2bc0f9f Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1720
diff changeset
1893 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
1894 local tmp 8
0e5df2bc0f9f Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1720
diff changeset
1895 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
1896
0e5df2bc0f9f Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1720
diff changeset
1897 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
1898 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
1899
0e5df2bc0f9f Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1720
diff changeset
1900 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
1901 local tmp 8
0e5df2bc0f9f Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1720
diff changeset
1902 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
1903
0e5df2bc0f9f Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1720
diff changeset
1904 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
1905 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
1906
0e5df2bc0f9f Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1720
diff changeset
1907 cb 00010RRR rl
0e5df2bc0f9f Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1720
diff changeset
1908 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
1909 update_flags SZYH0PXN0C
0e5df2bc0f9f Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1720
diff changeset
1910
0e5df2bc0f9f Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1720
diff changeset
1911 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
1912 local tmp 8
0e5df2bc0f9f Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1720
diff changeset
1913 z80_fetch_hl
0e5df2bc0f9f Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1720
diff changeset
1914 mov scratch1 tmp
0e5df2bc0f9f Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1720
diff changeset
1915 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
1916 update_flags SZYH0PXN0C
0e5df2bc0f9f Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1720
diff changeset
1917 mov tmp scratch1
0e5df2bc0f9f Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1720
diff changeset
1918 z80_store_hl
0e5df2bc0f9f Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1720
diff changeset
1919
1722
ac809d044cab Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1721
diff changeset
1920 z80_rl_index
ac809d044cab Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1721
diff changeset
1921 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
1922 mov wz scratch1
0e5df2bc0f9f Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1720
diff changeset
1923 ocall read_8
0e5df2bc0f9f Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1720
diff changeset
1924 cycles 1
0e5df2bc0f9f Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1720
diff changeset
1925 mov scratch1 tmp
0e5df2bc0f9f Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1720
diff changeset
1926 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
1927 update_flags SZYH0PXN0C
0e5df2bc0f9f Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1720
diff changeset
1928 mov tmp scratch1
0e5df2bc0f9f Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1720
diff changeset
1929 z80_store_index
0e5df2bc0f9f Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1720
diff changeset
1930
1722
ac809d044cab Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1721
diff changeset
1931 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
1932 local tmp 8
ac809d044cab Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1721
diff changeset
1933 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
1934
1721
0e5df2bc0f9f Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1720
diff changeset
1935 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
1936 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
1937 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
1938
ac809d044cab Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1721
diff changeset
1939
ac809d044cab Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1721
diff changeset
1940 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
1941 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
1942
ac809d044cab Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1721
diff changeset
1943 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
1944 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
1945
ac809d044cab Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1721
diff changeset
1946 cb 00001RRR rrc
ac809d044cab Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1721
diff changeset
1947 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
1948 update_flags SZYH0PXN0C
ac809d044cab Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1721
diff changeset
1949
ac809d044cab Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1721
diff changeset
1950 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
1951 local tmp 8
ac809d044cab Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1721
diff changeset
1952 z80_fetch_hl
ac809d044cab Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1721
diff changeset
1953 mov scratch1 tmp
ac809d044cab Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1721
diff changeset
1954 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
1955 update_flags SZYH0PXN0C
ac809d044cab Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1721
diff changeset
1956 mov tmp scratch1
ac809d044cab Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1721
diff changeset
1957 z80_store_hl
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 z80_rrc_index
ac809d044cab Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1721
diff changeset
1960 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
1961 mov wz scratch1
0e5df2bc0f9f Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1720
diff changeset
1962 ocall read_8
0e5df2bc0f9f Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1720
diff changeset
1963 cycles 1
0e5df2bc0f9f Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1720
diff changeset
1964 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
1965 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
1966 update_flags SZYH0PXN0C
0e5df2bc0f9f Implementation of some of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1720
diff changeset
1967 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
1968 z80_store_index
ac809d044cab Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1721
diff changeset
1969
ac809d044cab Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1721
diff changeset
1970 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
1971 local tmp 8
ac809d044cab Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1721
diff changeset
1972 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
1973
ac809d044cab Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1721
diff changeset
1974 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
1975 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
1976
ac809d044cab Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1721
diff changeset
1977 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
1978 local tmp 8
ac809d044cab Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1721
diff changeset
1979 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
1980
ac809d044cab Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1721
diff changeset
1981 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
1982 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
1983
ac809d044cab Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1721
diff changeset
1984 cb 00011RRR rr
ac809d044cab Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1721
diff changeset
1985 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
1986 update_flags SZYH0PXN0C
ac809d044cab Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1721
diff changeset
1987
ac809d044cab Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1721
diff changeset
1988 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
1989 local tmp 8
ac809d044cab Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1721
diff changeset
1990 z80_fetch_hl
ac809d044cab Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1721
diff changeset
1991 mov scratch1 tmp
ac809d044cab Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1721
diff changeset
1992 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
1993 update_flags SZYH0PXN0C
ac809d044cab Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1721
diff changeset
1994 mov tmp scratch1
ac809d044cab Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1721
diff changeset
1995 z80_store_hl
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 z80_rr_index
ac809d044cab Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1721
diff changeset
1998 arg tmp 8
ac809d044cab Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1721
diff changeset
1999 mov wz scratch1
ac809d044cab Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1721
diff changeset
2000 ocall read_8
ac809d044cab Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1721
diff changeset
2001 cycles 1
ac809d044cab Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1721
diff changeset
2002 mov scratch1 tmp
ac809d044cab Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1721
diff changeset
2003 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
2004 update_flags SZYH0PXN0C
ac809d044cab Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1721
diff changeset
2005 mov tmp scratch1
ac809d044cab Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1721
diff changeset
2006 z80_store_index
ac809d044cab Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1721
diff changeset
2007
ac809d044cab Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1721
diff changeset
2008 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
2009 local tmp 8
ac809d044cab Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1721
diff changeset
2010 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
2011
ac809d044cab Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1721
diff changeset
2012 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
2013 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
2014
ac809d044cab Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1721
diff changeset
2015 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
2016 local tmp 8
ac809d044cab Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1721
diff changeset
2017 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
2018
ac809d044cab Implemented the rest of the rotate instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1721
diff changeset
2019 fdcb 00011RRR rr_iyd_reg
1723
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2020 z80_rr_index main.R
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2021
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2022 cb 00100RRR sla
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2023 lsl main.R 1 main.R
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2024 update_flags SZYH0PXN0C
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2025
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2026 cb 00100110 sla_hl
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2027 local tmp 8
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2028 z80_fetch_hl
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2029 mov scratch1 tmp
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2030 lsl tmp 1 tmp
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2031 update_flags SZYH0PXN0C
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2032 mov tmp scratch1
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2033 z80_store_hl
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 z80_sla_index
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2036 arg tmp 8
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2037 mov wz scratch1
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2038 ocall read_8
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2039 cycles 1
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2040 mov scratch1 tmp
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2041 lsl tmp 1 tmp
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2042 update_flags SZYH0PXN0C
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2043 mov tmp scratch1
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2044 z80_store_index
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2045
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2046 ddcb 00100110 sla_ixd
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2047 local tmp 8
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2048 z80_sla_index tmp
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2049
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2050 ddcb 00100RRR sla_ixd_reg
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2051 z80_sla_index main.R
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2052
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2053 fdcb 00100110 sla_iyd
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2054 local tmp 8
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2055 z80_sla_index tmp
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2056
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2057 fdcb 00100RRR sla_iyd_reg
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2058 z80_sla_index main.R
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2059
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2060 cb 00101RRR sra
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2061 asr main.R 1 main.R
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2062 update_flags SZYH0PXN0C
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2063
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2064 cb 00101110 sra_hl
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2065 local tmp 8
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2066 z80_fetch_hl
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2067 mov scratch1 tmp
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2068 asr tmp 1 tmp
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2069 update_flags SZYH0PXN0C
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2070 mov tmp scratch1
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2071 z80_store_hl
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 z80_sra_index
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2074 arg tmp 8
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2075 mov wz scratch1
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2076 ocall read_8
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2077 cycles 1
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2078 mov scratch1 tmp
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2079 asr tmp 1 tmp
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2080 update_flags SZYH0PXN0C
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2081 mov tmp scratch1
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2082 z80_store_index
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2083
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2084 ddcb 00101110 sra_ixd
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2085 local tmp 8
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2086 z80_sra_index tmp
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2087
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2088 ddcb 00101RRR sra_ixd_reg
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2089 z80_sra_index main.R
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2090
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2091 fdcb 00101110 sra_iyd
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2092 local tmp 8
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2093 z80_sra_index tmp
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2094
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2095 fdcb 00101RRR sra_iyd_reg
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2096 z80_sra_index main.R
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2097
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2098 cb 00110RRR sll
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2099 lsl main.R 1 main.R
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2100 update_flags SZ0YH0XN0C
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2101 or 1 main.R main.R
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2102 update_flags P
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 cb 00110110 sll_hl
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2105 local tmp 8
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2106 z80_fetch_hl
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2107 mov scratch1 tmp
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2108 lsl tmp 1 tmp
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 tmp tmp
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 mov tmp scratch1
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2113 z80_store_hl
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2114
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2115 z80_sll_index
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2116 arg tmp 8
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2117 mov wz scratch1
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2118 ocall read_8
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2119 cycles 1
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2120 mov scratch1 tmp
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2121 lsl tmp 1 tmp
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2122 update_flags SZ0YH0XN0C
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2123 or 1 tmp tmp
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2124 update_flags P
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2125 mov tmp scratch1
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2126 z80_store_index
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2127
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2128 ddcb 00110110 sll_ixd
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2129 local tmp 8
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2130 z80_sll_index tmp
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2131
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2132 ddcb 00110RRR sll_ixd_reg
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2133 z80_sll_index main.R
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2134
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2135 fdcb 00110110 sll_iyd
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2136 local tmp 8
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2137 z80_sll_index tmp
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2138
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2139 fdcb 00110RRR sll_iyd_reg
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2140 z80_sll_index main.R
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2141
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2142 cb 00111RRR srl
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2143 lsr main.R 1 main.R
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2144 update_flags SZYH0PXN0C
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2145
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2146 cb 00111110 srl_hl
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2147 local tmp 8
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2148 z80_fetch_hl
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2149 mov scratch1 tmp
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2150 lsr tmp 1 tmp
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2151 update_flags SZYH0PXN0C
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2152 mov tmp scratch1
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2153 z80_store_hl
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 z80_srl_index
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2156 arg tmp 8
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2157 mov wz scratch1
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2158 ocall read_8
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2159 cycles 1
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2160 mov scratch1 tmp
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2161 lsr tmp 1 tmp
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2162 update_flags SZYH0PXN0C
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2163 mov tmp scratch1
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2164 z80_store_index
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2165
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2166 ddcb 00111110 srl_ixd
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2167 local tmp 8
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2168 z80_srl_index tmp
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2169
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2170 ddcb 00111RRR srl_ixd_reg
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2171 z80_srl_index main.R
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2172
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2173 fdcb 00111110 srl_iyd
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2174 local tmp 8
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2175 z80_srl_index tmp
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2176
b757ebc59851 Implemented shift instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1722
diff changeset
2177 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
2178 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
2179
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
2180 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
2181 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
2182 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
2183 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
2184 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
2185 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
2186
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 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
2188 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
2189 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
2190 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
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 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
2193 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
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
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 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
2198 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
2199 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
2200 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
2201 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
2202 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
2203 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
2204 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
2205 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
2206
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 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
2208 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
2209 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
2210 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
2211 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
2212 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
2213 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
2214 and scratch1 tmp tmp
1728
b0e01e64d76d Implemented RES instruction in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1727
diff changeset
2215 update_flags SZH1PN0
b0e01e64d76d Implemented RES instruction in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1727
diff changeset
2216
b0e01e64d76d Implemented RES instruction in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1727
diff changeset
2217 cb 10BBBRRR res_reg
b0e01e64d76d Implemented RES instruction in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1727
diff changeset
2218 local tmp 8
2443
461fffc226e0 Sugar for unary operators in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2442
diff changeset
2219 tmp = 1 << B
461fffc226e0 Sugar for unary operators in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2442
diff changeset
2220 tmp = ~tmp
461fffc226e0 Sugar for unary operators in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2442
diff changeset
2221 main.R &= tmp
1728
b0e01e64d76d Implemented RES instruction in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1727
diff changeset
2222
b0e01e64d76d Implemented RES instruction in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1727
diff changeset
2223 cb 10BBB110 res_hl
b0e01e64d76d Implemented RES instruction in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1727
diff changeset
2224 z80_fetch_hl
b0e01e64d76d Implemented RES instruction in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1727
diff changeset
2225 cycles 1
b0e01e64d76d Implemented RES instruction in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1727
diff changeset
2226 local tmp 8
2443
461fffc226e0 Sugar for unary operators in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2442
diff changeset
2227 tmp = 1 << B
461fffc226e0 Sugar for unary operators in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2442
diff changeset
2228 tmp = ~tmp
461fffc226e0 Sugar for unary operators in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2442
diff changeset
2229 scratch1 &= tmp
1728
b0e01e64d76d Implemented RES instruction in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1727
diff changeset
2230 z80_store_hl
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 z80_res_index
b0e01e64d76d Implemented RES instruction in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1727
diff changeset
2233 arg bit 8
b0e01e64d76d Implemented RES instruction in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1727
diff changeset
2234 arg tmp 8
2443
461fffc226e0 Sugar for unary operators in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2442
diff changeset
2235 tmp = 1 << bit
461fffc226e0 Sugar for unary operators in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2442
diff changeset
2236 tmp = ~tmp
461fffc226e0 Sugar for unary operators in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2442
diff changeset
2237 scratch1 = wz
1728
b0e01e64d76d Implemented RES instruction in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1727
diff changeset
2238 ocall read_8
b0e01e64d76d Implemented RES instruction in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1727
diff changeset
2239 cycles 1
2443
461fffc226e0 Sugar for unary operators in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2442
diff changeset
2240 tmp &= scratch1
461fffc226e0 Sugar for unary operators in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2442
diff changeset
2241 scratch1 = tmp
1728
b0e01e64d76d Implemented RES instruction in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1727
diff changeset
2242 z80_store_index
b0e01e64d76d Implemented RES instruction in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1727
diff changeset
2243
b0e01e64d76d Implemented RES instruction in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1727
diff changeset
2244 ddcb 10BBB110 res_ixd
b0e01e64d76d Implemented RES instruction in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1727
diff changeset
2245 local tmp 8
b0e01e64d76d Implemented RES instruction in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1727
diff changeset
2246 z80_res_index B tmp
b0e01e64d76d Implemented RES instruction in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1727
diff changeset
2247
b0e01e64d76d Implemented RES instruction in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1727
diff changeset
2248 ddcb 10BBBRRR res_ixd_reg
b0e01e64d76d Implemented RES instruction in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1727
diff changeset
2249 z80_res_index B main.R
b0e01e64d76d Implemented RES instruction in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1727
diff changeset
2250
b0e01e64d76d Implemented RES instruction in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1727
diff changeset
2251 fdcb 10BBB110 res_iyd
b0e01e64d76d Implemented RES instruction in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1727
diff changeset
2252 local tmp 8
b0e01e64d76d Implemented RES instruction in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1727
diff changeset
2253 z80_res_index B tmp
b0e01e64d76d Implemented RES instruction in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1727
diff changeset
2254
b0e01e64d76d Implemented RES instruction in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1727
diff changeset
2255 fdcb 10BBBRRR res_iyd_reg
1729
bd13d017f16f Implemented SET instruction in Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1728
diff changeset
2256 z80_res_index B main.R
bd13d017f16f Implemented SET instruction in Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1728
diff changeset
2257
bd13d017f16f Implemented SET instruction in Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1728
diff changeset
2258 cb 11BBBRRR set_reg
bd13d017f16f Implemented SET instruction in Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1728
diff changeset
2259 local tmp 8
bd13d017f16f Implemented SET instruction in Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1728
diff changeset
2260 lsl 1 B tmp
bd13d017f16f Implemented SET instruction in Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1728
diff changeset
2261 or main.R tmp main.R
bd13d017f16f Implemented SET instruction in Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1728
diff changeset
2262
bd13d017f16f Implemented SET instruction in Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1728
diff changeset
2263 cb 11BBB110 set_hl
bd13d017f16f Implemented SET instruction in Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1728
diff changeset
2264 z80_fetch_hl
bd13d017f16f Implemented SET instruction in Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1728
diff changeset
2265 cycles 1
bd13d017f16f Implemented SET instruction in Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1728
diff changeset
2266 local tmp 8
bd13d017f16f Implemented SET instruction in Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1728
diff changeset
2267 lsl 1 B tmp
bd13d017f16f Implemented SET instruction in Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1728
diff changeset
2268 or scratch1 tmp scratch1
bd13d017f16f Implemented SET instruction in Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1728
diff changeset
2269 z80_store_hl
bd13d017f16f Implemented SET instruction in Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1728
diff changeset
2270
bd13d017f16f Implemented SET instruction in Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1728
diff changeset
2271 z80_set_index
bd13d017f16f Implemented SET instruction in Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1728
diff changeset
2272 arg bit 8
bd13d017f16f Implemented SET instruction in Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1728
diff changeset
2273 arg tmp 8
bd13d017f16f Implemented SET instruction in Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1728
diff changeset
2274 lsl 1 bit tmp
bd13d017f16f Implemented SET instruction in Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1728
diff changeset
2275 mov wz scratch1
bd13d017f16f Implemented SET instruction in Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1728
diff changeset
2276 ocall read_8
bd13d017f16f Implemented SET instruction in Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1728
diff changeset
2277 cycles 1
bd13d017f16f Implemented SET instruction in Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1728
diff changeset
2278 or scratch1 tmp tmp
bd13d017f16f Implemented SET instruction in Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1728
diff changeset
2279 mov tmp scratch1
bd13d017f16f Implemented SET instruction in Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1728
diff changeset
2280 z80_store_index
bd13d017f16f Implemented SET instruction in Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1728
diff changeset
2281
bd13d017f16f Implemented SET instruction in Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1728
diff changeset
2282 ddcb 11BBB110 set_ixd
bd13d017f16f Implemented SET instruction in Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1728
diff changeset
2283 local tmp 8
bd13d017f16f Implemented SET instruction in Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1728
diff changeset
2284 z80_set_index B tmp
bd13d017f16f Implemented SET instruction in Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1728
diff changeset
2285
bd13d017f16f Implemented SET instruction in Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1728
diff changeset
2286 ddcb 11BBBRRR set_ixd_reg
bd13d017f16f Implemented SET instruction in Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1728
diff changeset
2287 z80_set_index B main.R
bd13d017f16f Implemented SET instruction in Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1728
diff changeset
2288
bd13d017f16f Implemented SET instruction in Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1728
diff changeset
2289 fdcb 11BBB110 set_iyd
bd13d017f16f Implemented SET instruction in Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1728
diff changeset
2290 local tmp 8
bd13d017f16f Implemented SET instruction in Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1728
diff changeset
2291 z80_set_index B tmp
bd13d017f16f Implemented SET instruction in Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1728
diff changeset
2292
bd13d017f16f Implemented SET instruction in Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1728
diff changeset
2293 fdcb 11BBBRRR set_iyd_reg
1733
1f0a86f5e055 Implemented LDI in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1732
diff changeset
2294 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
2295
88fbc4e711fd Implemented the rest of the block move instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1733
diff changeset
2296 z80_fetch_mod_hl
1733
1f0a86f5e055 Implemented LDI in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1732
diff changeset
2297 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
2298 arg change 16
1733
1f0a86f5e055 Implemented LDI in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1732
diff changeset
2299 lsl h 8 tmp
1f0a86f5e055 Implemented LDI in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1732
diff changeset
2300 or l tmp tmp
1f0a86f5e055 Implemented LDI in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1732
diff changeset
2301 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
2302 add change tmp tmp
1733
1f0a86f5e055 Implemented LDI in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1732
diff changeset
2303 mov tmp l
1f0a86f5e055 Implemented LDI in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1732
diff changeset
2304 lsr tmp 8 h
1f0a86f5e055 Implemented LDI in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1732
diff changeset
2305 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
2306 cycles 2
1733
1f0a86f5e055 Implemented LDI in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1732
diff changeset
2307
1734
88fbc4e711fd Implemented the rest of the block move instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1733
diff changeset
2308 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
2309 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
2310 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
2311 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
2312 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
2313
1733
1f0a86f5e055 Implemented LDI in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1732
diff changeset
2314 add a scratch1 tmp8
1f0a86f5e055 Implemented LDI in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1732
diff changeset
2315 update_flags H0XN0
1f0a86f5e055 Implemented LDI in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1732
diff changeset
2316
1f0a86f5e055 Implemented LDI in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1732
diff changeset
2317 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
2318 lsl tmp8 4 tmp8
1733
1f0a86f5e055 Implemented LDI in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1732
diff changeset
2319 and 0x88 last_flag_result last_flag_result
1f0a86f5e055 Implemented LDI in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1732
diff changeset
2320 or tmp8 last_flag_result last_flag_result
1f0a86f5e055 Implemented LDI in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1732
diff changeset
2321
1f0a86f5e055 Implemented LDI in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1732
diff changeset
2322 lsl d 8 tmp
1f0a86f5e055 Implemented LDI in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1732
diff changeset
2323 or e tmp tmp
1f0a86f5e055 Implemented LDI in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1732
diff changeset
2324 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
2325 add change tmp tmp
1733
1f0a86f5e055 Implemented LDI in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1732
diff changeset
2326 mov tmp e
1f0a86f5e055 Implemented LDI in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1732
diff changeset
2327 lsr tmp 8 d
1f0a86f5e055 Implemented LDI in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1732
diff changeset
2328 ocall write_8
1f0a86f5e055 Implemented LDI in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1732
diff changeset
2329
1f0a86f5e055 Implemented LDI in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1732
diff changeset
2330 lsl b 8 tmp
1f0a86f5e055 Implemented LDI in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1732
diff changeset
2331 or c tmp tmp
1f0a86f5e055 Implemented LDI in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1732
diff changeset
2332 sub 1 tmp tmp
1f0a86f5e055 Implemented LDI in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1732
diff changeset
2333
1f0a86f5e055 Implemented LDI in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1732
diff changeset
2334 mov tmp c
1f0a86f5e055 Implemented LDI in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1732
diff changeset
2335 lsr tmp 8 b
1f0a86f5e055 Implemented LDI in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1732
diff changeset
2336 mov c pvflag
1f0a86f5e055 Implemented LDI in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1732
diff changeset
2337 or b pvflag pvflag
1f0a86f5e055 Implemented LDI in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1732
diff changeset
2338
1734
88fbc4e711fd Implemented the rest of the block move instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1733
diff changeset
2339
88fbc4e711fd Implemented the rest of the block move instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1733
diff changeset
2340 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
2341 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
2342
88fbc4e711fd Implemented the rest of the block move instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1733
diff changeset
2343 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
2344 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
2345
88fbc4e711fd Implemented the rest of the block move instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1733
diff changeset
2346 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
2347 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
2348 if pvflag
2442
52cfc7b14dd2 Sugar for some basic conditionals in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2441
diff changeset
2349 wz = pc + 1
52cfc7b14dd2 Sugar for some basic conditionals in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2441
diff changeset
2350 pc -= 2
52cfc7b14dd2 Sugar for some basic conditionals in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2441
diff changeset
2351 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
2352 end
88fbc4e711fd Implemented the rest of the block move instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1733
diff changeset
2353
88fbc4e711fd Implemented the rest of the block move instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1733
diff changeset
2354 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
2355 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
2356 if pvflag
2442
52cfc7b14dd2 Sugar for some basic conditionals in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2441
diff changeset
2357 wz = pc + 1
52cfc7b14dd2 Sugar for some basic conditionals in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2441
diff changeset
2358 pc -= 2
52cfc7b14dd2 Sugar for some basic conditionals in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2441
diff changeset
2359 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
2360 end
88fbc4e711fd Implemented the rest of the block move instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1733
diff changeset
2361
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
2362 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
2363 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
2364 local tmp8 8
1742
6290c88949bd Fixed CPI/CPD/CPIR/CPDR in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1741
diff changeset
2365 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
2366 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
2367
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
2368 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
2369 sub scratch1 a tmp8
1742
6290c88949bd Fixed CPI/CPD/CPIR/CPDR in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1741
diff changeset
2370 update_flags SZHN1
6290c88949bd Fixed CPI/CPD/CPIR/CPDR in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1741
diff changeset
2371
6290c88949bd Fixed CPI/CPD/CPIR/CPDR in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1741
diff changeset
2372 lsr chflags 3 hf
6290c88949bd Fixed CPI/CPD/CPIR/CPDR in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1741
diff changeset
2373 and 1 hf hf
6290c88949bd Fixed CPI/CPD/CPIR/CPDR in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1741
diff changeset
2374
6290c88949bd Fixed CPI/CPD/CPIR/CPDR in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1741
diff changeset
2375 sub hf tmp8 tmp8
6290c88949bd Fixed CPI/CPD/CPIR/CPDR in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1741
diff changeset
2376 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
2377
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
2378 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
2379 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
2380 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
2381 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
2382
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
2383 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
2384 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
2385 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
2386
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
2387 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
2388 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
2389 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
2390 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
2391
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 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
2393
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 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
2395 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
2396
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 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
2398 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
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 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
2401 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
2402 if pvflag
2442
52cfc7b14dd2 Sugar for some basic conditionals in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2441
diff changeset
2403 if zflag
52cfc7b14dd2 Sugar for some basic conditionals in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2441
diff changeset
2404 else
52cfc7b14dd2 Sugar for some basic conditionals in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2441
diff changeset
2405 wz = pc + 1
52cfc7b14dd2 Sugar for some basic conditionals in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2441
diff changeset
2406 pc -= 2
52cfc7b14dd2 Sugar for some basic conditionals in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2441
diff changeset
2407 cycles 5
52cfc7b14dd2 Sugar for some basic conditionals in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2441
diff changeset
2408 end
1742
6290c88949bd Fixed CPI/CPD/CPIR/CPDR in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1741
diff changeset
2409 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
2410
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 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
2412 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
2413 if pvflag
2442
52cfc7b14dd2 Sugar for some basic conditionals in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2441
diff changeset
2414 if zflag
52cfc7b14dd2 Sugar for some basic conditionals in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2441
diff changeset
2415 else
52cfc7b14dd2 Sugar for some basic conditionals in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2441
diff changeset
2416 wz = pc + 1
52cfc7b14dd2 Sugar for some basic conditionals in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2441
diff changeset
2417 pc -= 2
52cfc7b14dd2 Sugar for some basic conditionals in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2441
diff changeset
2418 cycles 5
52cfc7b14dd2 Sugar for some basic conditionals in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2441
diff changeset
2419 end
1742
6290c88949bd Fixed CPI/CPD/CPIR/CPDR in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1741
diff changeset
2420 end
1734
88fbc4e711fd Implemented the rest of the block move instructions in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1733
diff changeset
2421
1738
d6157b7eb20c Implemented DAA in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1736
diff changeset
2422 00100111 daa
d6157b7eb20c Implemented DAA in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1736
diff changeset
2423 local diff 8
d6157b7eb20c Implemented DAA in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1736
diff changeset
2424 local tmp 8
d6157b7eb20c Implemented DAA in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1736
diff changeset
2425 local low 8
2442
52cfc7b14dd2 Sugar for some basic conditionals in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2441
diff changeset
2426 low = a & 0xF
52cfc7b14dd2 Sugar for some basic conditionals in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2441
diff changeset
2427 tmp = chflags & 8
1738
d6157b7eb20c Implemented DAA in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1736
diff changeset
2428 if tmp
2442
52cfc7b14dd2 Sugar for some basic conditionals in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2441
diff changeset
2429 diff = 6
1738
d6157b7eb20c Implemented DAA in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1736
diff changeset
2430 else
2442
52cfc7b14dd2 Sugar for some basic conditionals in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2441
diff changeset
2431 if low >=U 0xA
52cfc7b14dd2 Sugar for some basic conditionals in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2441
diff changeset
2432 diff = 6
52cfc7b14dd2 Sugar for some basic conditionals in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2441
diff changeset
2433 else
52cfc7b14dd2 Sugar for some basic conditionals in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2441
diff changeset
2434 diff = 0
52cfc7b14dd2 Sugar for some basic conditionals in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2441
diff changeset
2435 end
1738
d6157b7eb20c Implemented DAA in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1736
diff changeset
2436 end
d6157b7eb20c Implemented DAA in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1736
diff changeset
2437
2442
52cfc7b14dd2 Sugar for some basic conditionals in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2441
diff changeset
2438 tmp = chflags & 0x80
1738
d6157b7eb20c Implemented DAA in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1736
diff changeset
2439 if tmp
2442
52cfc7b14dd2 Sugar for some basic conditionals in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2441
diff changeset
2440 diff |= 0x60
52cfc7b14dd2 Sugar for some basic conditionals in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2441
diff changeset
2441 update_flags C1
52cfc7b14dd2 Sugar for some basic conditionals in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2441
diff changeset
2442 else
52cfc7b14dd2 Sugar for some basic conditionals in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2441
diff changeset
2443 if a >=U 0x9A
52cfc7b14dd2 Sugar for some basic conditionals in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2441
diff changeset
2444 diff |= 0x60
52cfc7b14dd2 Sugar for some basic conditionals in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2441
diff changeset
2445 update_flags C1
52cfc7b14dd2 Sugar for some basic conditionals in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2441
diff changeset
2446 else
52cfc7b14dd2 Sugar for some basic conditionals in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2441
diff changeset
2447 update_flags C0
52cfc7b14dd2 Sugar for some basic conditionals in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2441
diff changeset
2448 end
1738
d6157b7eb20c Implemented DAA in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1736
diff changeset
2449 end
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 if nflag
2442
52cfc7b14dd2 Sugar for some basic conditionals in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2441
diff changeset
2452 a -= diff
52cfc7b14dd2 Sugar for some basic conditionals in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2441
diff changeset
2453 update_flags SZYHPX
1738
d6157b7eb20c Implemented DAA in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1736
diff changeset
2454 else
2442
52cfc7b14dd2 Sugar for some basic conditionals in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2441
diff changeset
2455 a += diff
52cfc7b14dd2 Sugar for some basic conditionals in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2441
diff changeset
2456 update_flags SZYHPX
1738
d6157b7eb20c Implemented DAA in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1736
diff changeset
2457 end
d6157b7eb20c Implemented DAA in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1736
diff changeset
2458
1740
28ab56ff8cea Implement DD/FD prefixes for instructions that don't reference HL
Michael Pavone <pavone@retrodev.com>
parents: 1739
diff changeset
2459 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
2460 dispatch O
1738
d6157b7eb20c Implemented DAA in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1736
diff changeset
2461
1740
28ab56ff8cea Implement DD/FD prefixes for instructions that don't reference HL
Michael Pavone <pavone@retrodev.com>
parents: 1739
diff changeset
2462 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
2463 dispatch O
1741
3dbfb4524ad2 Implemented RLD/RRD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1740
diff changeset
2464
3dbfb4524ad2 Implemented RLD/RRD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1740
diff changeset
2465 ed 01101111 rld
3dbfb4524ad2 Implemented RLD/RRD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1740
diff changeset
2466 local tmp 8
3dbfb4524ad2 Implemented RLD/RRD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1740
diff changeset
2467 local tmp2 8
3dbfb4524ad2 Implemented RLD/RRD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1740
diff changeset
2468 z80_fetch_hl
3dbfb4524ad2 Implemented RLD/RRD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1740
diff changeset
2469 cycles 4
3dbfb4524ad2 Implemented RLD/RRD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1740
diff changeset
2470
3dbfb4524ad2 Implemented RLD/RRD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1740
diff changeset
2471 lsr scratch1 4 tmp
3dbfb4524ad2 Implemented RLD/RRD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1740
diff changeset
2472
3dbfb4524ad2 Implemented RLD/RRD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1740
diff changeset
2473 lsl scratch1 4 scratch1
3dbfb4524ad2 Implemented RLD/RRD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1740
diff changeset
2474
3dbfb4524ad2 Implemented RLD/RRD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1740
diff changeset
2475 and 0xF a tmp2
3dbfb4524ad2 Implemented RLD/RRD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1740
diff changeset
2476 or tmp2 scratch1 scratch1
3dbfb4524ad2 Implemented RLD/RRD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1740
diff changeset
2477
3dbfb4524ad2 Implemented RLD/RRD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1740
diff changeset
2478 and 0xF0 a a
3dbfb4524ad2 Implemented RLD/RRD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1740
diff changeset
2479 or tmp a a
3dbfb4524ad2 Implemented RLD/RRD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1740
diff changeset
2480 update_flags SZYH0XPN0
3dbfb4524ad2 Implemented RLD/RRD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1740
diff changeset
2481 z80_store_hl
3dbfb4524ad2 Implemented RLD/RRD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1740
diff changeset
2482
3dbfb4524ad2 Implemented RLD/RRD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1740
diff changeset
2483 ed 01100111 rrd
3dbfb4524ad2 Implemented RLD/RRD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1740
diff changeset
2484 local tmp 8
3dbfb4524ad2 Implemented RLD/RRD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1740
diff changeset
2485 local tmp2 8
3dbfb4524ad2 Implemented RLD/RRD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1740
diff changeset
2486 z80_fetch_hl
3dbfb4524ad2 Implemented RLD/RRD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1740
diff changeset
2487 cycles 4
3dbfb4524ad2 Implemented RLD/RRD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1740
diff changeset
2488
3dbfb4524ad2 Implemented RLD/RRD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1740
diff changeset
2489 and 0xF scratch1 tmp
3dbfb4524ad2 Implemented RLD/RRD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1740
diff changeset
2490 lsr scratch1 4 scratch1
3dbfb4524ad2 Implemented RLD/RRD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1740
diff changeset
2491
3dbfb4524ad2 Implemented RLD/RRD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1740
diff changeset
2492 lsl a 4 tmp2
3dbfb4524ad2 Implemented RLD/RRD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1740
diff changeset
2493 or tmp2 scratch1 scratch1
3dbfb4524ad2 Implemented RLD/RRD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1740
diff changeset
2494
3dbfb4524ad2 Implemented RLD/RRD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1740
diff changeset
2495 and 0xF0 a a
3dbfb4524ad2 Implemented RLD/RRD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1740
diff changeset
2496 or tmp a a
3dbfb4524ad2 Implemented RLD/RRD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1740
diff changeset
2497 update_flags SZYH0XPN0
3dbfb4524ad2 Implemented RLD/RRD in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 1740
diff changeset
2498 z80_store_hl
2441
4435abe5db5e Sugar for binary operators in CPU DSL
Michael Pavone <pavone@retrodev.com>
parents: 2440
diff changeset
2499
2652
224c7c1730fd Implement 2-byte ED-prefix NOP in new Z80 core
Michael Pavone <pavone@retrodev.com>
parents: 2600
diff changeset
2500 ed XXXXXXXX ed_nop