Mercurial > repos > blastem
annotate z80inst.c @ 380:1c8d74f2ab0b
Make the PSG and YM2612 use the master clock internal with an increment based on clock divider so that they stay perflectly in sync. Run both the PSG and YM2612 whenver one of them needs to be run.
author | Mike Pavone <pavone@retrodev.com> |
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date | Mon, 03 Jun 2013 21:43:38 -0700 |
parents | 54c0e5f22198 |
children | 140af5509ce7 |
rev | line source |
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199
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Add initial stab at Z80 decoder and disassembler
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1 #include "z80inst.h" |
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2 #include <string.h> |
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3 #include <stdio.h> |
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4 |
202
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5 #define NOP {Z80_NOP, Z80_UNUSED, Z80_UNUSED, Z80_UNUSED, 1} |
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6 #define NOP2 {Z80_NOP, Z80_UNUSED, Z80_UNUSED, Z80_UNUSED, 2} |
200
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7 |
199
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8 z80inst z80_tbl_a[256] = { |
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9 //0 |
200
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10 NOP, |
199
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11 {Z80_LD, Z80_BC, Z80_IMMED, Z80_UNUSED, 0}, |
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12 {Z80_LD, Z80_A, Z80_REG_INDIRECT | Z80_DIR, Z80_BC, 0}, |
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13 {Z80_INC, Z80_BC, Z80_UNUSED, Z80_UNUSED, 0}, |
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14 {Z80_INC, Z80_B, Z80_UNUSED, Z80_UNUSED, 0}, |
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15 {Z80_DEC, Z80_B, Z80_UNUSED, Z80_UNUSED, 0}, |
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16 {Z80_LD, Z80_B, Z80_IMMED, Z80_UNUSED, 0}, |
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17 {Z80_RLC, Z80_A, Z80_UNUSED, Z80_UNUSED, 0}, |
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18 {Z80_EX, Z80_AF, Z80_REG, Z80_AF, 0}, |
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19 {Z80_ADD, Z80_HL, Z80_REG, Z80_BC, 0}, |
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20 {Z80_LD, Z80_A, Z80_REG_INDIRECT, Z80_BC, 0}, |
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21 {Z80_DEC, Z80_BC, Z80_UNUSED, Z80_UNUSED, 0}, |
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22 {Z80_INC, Z80_C, Z80_UNUSED, Z80_UNUSED, 0}, |
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23 {Z80_DEC, Z80_C, Z80_UNUSED, Z80_UNUSED, 0}, |
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24 {Z80_LD, Z80_C, Z80_IMMED, Z80_UNUSED, 0}, |
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25 {Z80_RRC, Z80_A, Z80_UNUSED, Z80_UNUSED, 0}, |
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26 //1 |
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27 {Z80_DJNZ, Z80_UNUSED, Z80_IMMED, Z80_UNUSED, 0}, |
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28 {Z80_LD, Z80_DE, Z80_IMMED, Z80_UNUSED, 0}, |
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29 {Z80_LD, Z80_A, Z80_REG_INDIRECT | Z80_DIR, Z80_DE, 0}, |
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30 {Z80_INC, Z80_DE, Z80_UNUSED, Z80_UNUSED, 0}, |
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31 {Z80_INC, Z80_D, Z80_UNUSED, Z80_UNUSED, 0}, |
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32 {Z80_DEC, Z80_D, Z80_UNUSED, Z80_UNUSED, 0}, |
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33 {Z80_LD, Z80_D, Z80_IMMED, Z80_UNUSED, 0}, |
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34 {Z80_RL, Z80_A, Z80_UNUSED, Z80_UNUSED, 0}, |
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35 {Z80_JR, Z80_UNUSED, Z80_IMMED, Z80_UNUSED, 0}, |
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36 {Z80_ADD, Z80_HL, Z80_REG, Z80_DE, 0}, |
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37 {Z80_LD, Z80_A, Z80_REG_INDIRECT, Z80_DE, 0}, |
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38 {Z80_DEC, Z80_DE, Z80_UNUSED, Z80_UNUSED, 0}, |
69585e7d474f
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39 {Z80_INC, Z80_E, Z80_UNUSED, Z80_UNUSED, 0}, |
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40 {Z80_DEC, Z80_E, Z80_UNUSED, Z80_UNUSED, 0}, |
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41 {Z80_LD, Z80_E, Z80_IMMED, Z80_UNUSED, 0}, |
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42 {Z80_RR, Z80_A, Z80_UNUSED, Z80_UNUSED, 0}, |
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43 //2 |
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44 {Z80_JRCC, Z80_CC_NZ, Z80_IMMED, Z80_UNUSED, 0}, |
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45 {Z80_LD, Z80_HL, Z80_IMMED, Z80_UNUSED, 0}, |
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46 {Z80_LD, Z80_HL, Z80_IMMED_INDIRECT | Z80_DIR, Z80_UNUSED, 0}, |
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47 {Z80_INC, Z80_HL, Z80_UNUSED, Z80_UNUSED, 0}, |
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48 {Z80_INC, Z80_H, Z80_UNUSED, Z80_UNUSED, 0}, |
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49 {Z80_DEC, Z80_H, Z80_UNUSED, Z80_UNUSED, 0}, |
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50 {Z80_LD, Z80_H, Z80_IMMED, Z80_UNUSED, 0}, |
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51 {Z80_DAA, Z80_UNUSED, Z80_UNUSED, Z80_UNUSED, 0}, |
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52 {Z80_JRCC, Z80_CC_Z, Z80_IMMED, Z80_UNUSED, 0}, |
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53 {Z80_ADD, Z80_HL, Z80_REG, Z80_HL, 0}, |
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54 {Z80_LD, Z80_HL, Z80_IMMED_INDIRECT, Z80_IMMED, 0}, |
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55 {Z80_DEC, Z80_HL, Z80_UNUSED, Z80_UNUSED, 0}, |
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56 {Z80_INC, Z80_L, Z80_UNUSED, Z80_UNUSED, 0}, |
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57 {Z80_DEC, Z80_L, Z80_UNUSED, Z80_UNUSED, 0}, |
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58 {Z80_LD, Z80_L, Z80_IMMED, Z80_UNUSED, 0}, |
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59 {Z80_CPL, Z80_UNUSED, Z80_UNUSED, Z80_UNUSED, 0}, |
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60 //3 |
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61 {Z80_JRCC, Z80_CC_NC, Z80_IMMED, Z80_UNUSED, 0}, |
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62 {Z80_LD, Z80_SP, Z80_IMMED, Z80_UNUSED, 0}, |
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63 {Z80_LD, Z80_A, Z80_IMMED_INDIRECT | Z80_DIR, Z80_UNUSED, 0}, |
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64 {Z80_INC, Z80_SP, Z80_UNUSED, Z80_UNUSED, 0}, |
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65 {Z80_INC, Z80_UNUSED, Z80_REG_INDIRECT, Z80_HL, 0}, |
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66 {Z80_DEC, Z80_UNUSED, Z80_REG_INDIRECT, Z80_HL, 0}, |
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67 {Z80_LD, Z80_USE_IMMED, Z80_REG_INDIRECT | Z80_DIR, Z80_HL, 0}, |
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68 {Z80_SCF, Z80_UNUSED, Z80_UNUSED, Z80_UNUSED, 0}, |
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69 {Z80_JRCC, Z80_CC_C, Z80_IMMED, Z80_UNUSED, 0}, |
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70 {Z80_ADD, Z80_HL, Z80_REG, Z80_SP, 0}, |
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71 {Z80_LD, Z80_A, Z80_IMMED_INDIRECT, Z80_IMMED, 0}, |
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72 {Z80_DEC, Z80_SP, Z80_UNUSED, Z80_UNUSED, 0}, |
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73 {Z80_INC, Z80_A, Z80_UNUSED, Z80_UNUSED, 0}, |
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74 {Z80_DEC, Z80_A, Z80_UNUSED, Z80_UNUSED, 0}, |
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75 {Z80_LD, Z80_A, Z80_IMMED, Z80_UNUSED, 0}, |
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76 {Z80_CCF, Z80_UNUSED, Z80_UNUSED, Z80_UNUSED, 0}, |
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77 //4 |
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78 {Z80_LD, Z80_B, Z80_REG, Z80_B, 0}, |
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79 {Z80_LD, Z80_B, Z80_REG, Z80_C, 0}, |
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80 {Z80_LD, Z80_B, Z80_REG, Z80_D, 0}, |
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81 {Z80_LD, Z80_B, Z80_REG, Z80_E, 0}, |
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82 {Z80_LD, Z80_B, Z80_REG, Z80_H, 0}, |
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83 {Z80_LD, Z80_B, Z80_REG, Z80_L, 0}, |
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84 {Z80_LD, Z80_B, Z80_REG_INDIRECT, Z80_HL, 0}, |
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85 {Z80_LD, Z80_B, Z80_REG, Z80_A, 0}, |
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86 {Z80_LD, Z80_C, Z80_REG, Z80_B, 0}, |
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87 {Z80_LD, Z80_C, Z80_REG, Z80_C, 0}, |
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88 {Z80_LD, Z80_C, Z80_REG, Z80_D, 0}, |
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89 {Z80_LD, Z80_C, Z80_REG, Z80_E, 0}, |
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90 {Z80_LD, Z80_C, Z80_REG, Z80_H, 0}, |
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91 {Z80_LD, Z80_C, Z80_REG, Z80_L, 0}, |
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92 {Z80_LD, Z80_C, Z80_REG_INDIRECT, Z80_HL, 0}, |
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93 {Z80_LD, Z80_C, Z80_REG, Z80_A, 0}, |
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94 //5 |
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95 {Z80_LD, Z80_D, Z80_REG, Z80_B, 0}, |
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96 {Z80_LD, Z80_D, Z80_REG, Z80_C, 0}, |
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97 {Z80_LD, Z80_D, Z80_REG, Z80_D, 0}, |
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98 {Z80_LD, Z80_D, Z80_REG, Z80_E, 0}, |
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99 {Z80_LD, Z80_D, Z80_REG, Z80_H, 0}, |
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100 {Z80_LD, Z80_D, Z80_REG, Z80_L, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
101 {Z80_LD, Z80_D, Z80_REG_INDIRECT, Z80_HL, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
102 {Z80_LD, Z80_D, Z80_REG, Z80_A, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
103 {Z80_LD, Z80_E, Z80_REG, Z80_B, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
104 {Z80_LD, Z80_E, Z80_REG, Z80_C, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
105 {Z80_LD, Z80_E, Z80_REG, Z80_D, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
106 {Z80_LD, Z80_E, Z80_REG, Z80_E, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
107 {Z80_LD, Z80_E, Z80_REG, Z80_H, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
108 {Z80_LD, Z80_E, Z80_REG, Z80_L, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
109 {Z80_LD, Z80_E, Z80_REG_INDIRECT, Z80_HL, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
110 {Z80_LD, Z80_E, Z80_REG, Z80_A, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
111 //6 |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
112 {Z80_LD, Z80_H, Z80_REG, Z80_B, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
113 {Z80_LD, Z80_H, Z80_REG, Z80_C, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
114 {Z80_LD, Z80_H, Z80_REG, Z80_D, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
115 {Z80_LD, Z80_H, Z80_REG, Z80_E, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
116 {Z80_LD, Z80_H, Z80_REG, Z80_H, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
117 {Z80_LD, Z80_H, Z80_REG, Z80_L, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
118 {Z80_LD, Z80_H, Z80_REG_INDIRECT, Z80_HL, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
119 {Z80_LD, Z80_H, Z80_REG, Z80_A, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
120 {Z80_LD, Z80_L, Z80_REG, Z80_B, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
121 {Z80_LD, Z80_L, Z80_REG, Z80_C, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
122 {Z80_LD, Z80_L, Z80_REG, Z80_D, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
123 {Z80_LD, Z80_L, Z80_REG, Z80_E, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
124 {Z80_LD, Z80_L, Z80_REG, Z80_H, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
125 {Z80_LD, Z80_L, Z80_REG, Z80_L, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
126 {Z80_LD, Z80_L, Z80_REG_INDIRECT, Z80_HL, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
127 {Z80_LD, Z80_L, Z80_REG, Z80_A, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
128 //7 |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
129 {Z80_LD, Z80_B, Z80_REG_INDIRECT | Z80_DIR, Z80_HL, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
130 {Z80_LD, Z80_C, Z80_REG_INDIRECT | Z80_DIR, Z80_HL, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
131 {Z80_LD, Z80_D, Z80_REG_INDIRECT | Z80_DIR, Z80_HL, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
132 {Z80_LD, Z80_E, Z80_REG_INDIRECT | Z80_DIR, Z80_HL, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
133 {Z80_LD, Z80_H, Z80_REG_INDIRECT | Z80_DIR, Z80_HL, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
134 {Z80_LD, Z80_L, Z80_REG_INDIRECT | Z80_DIR, Z80_HL, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
135 {Z80_HALT, Z80_UNUSED, Z80_UNUSED, Z80_UNUSED, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
136 {Z80_LD, Z80_A, Z80_REG_INDIRECT | Z80_DIR, Z80_HL, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
137 {Z80_LD, Z80_A, Z80_REG, Z80_B, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
138 {Z80_LD, Z80_A, Z80_REG, Z80_C, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
139 {Z80_LD, Z80_A, Z80_REG, Z80_D, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
140 {Z80_LD, Z80_A, Z80_REG, Z80_E, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
141 {Z80_LD, Z80_A, Z80_REG, Z80_H, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
142 {Z80_LD, Z80_A, Z80_REG, Z80_L, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
143 {Z80_LD, Z80_A, Z80_REG_INDIRECT, Z80_HL, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
144 {Z80_LD, Z80_A, Z80_REG, Z80_A, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
145 //8 |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
146 {Z80_ADD, Z80_A, Z80_REG, Z80_B, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
147 {Z80_ADD, Z80_A, Z80_REG, Z80_C, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
148 {Z80_ADD, Z80_A, Z80_REG, Z80_D, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
149 {Z80_ADD, Z80_A, Z80_REG, Z80_E, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
150 {Z80_ADD, Z80_A, Z80_REG, Z80_H, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
151 {Z80_ADD, Z80_A, Z80_REG, Z80_L, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
152 {Z80_ADD, Z80_A, Z80_REG_INDIRECT, Z80_HL, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
153 {Z80_ADD, Z80_A, Z80_REG, Z80_A, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
154 {Z80_ADC, Z80_A, Z80_REG, Z80_B, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
155 {Z80_ADC, Z80_A, Z80_REG, Z80_C, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
156 {Z80_ADC, Z80_A, Z80_REG, Z80_D, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
157 {Z80_ADC, Z80_A, Z80_REG, Z80_E, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
158 {Z80_ADC, Z80_A, Z80_REG, Z80_H, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
159 {Z80_ADC, Z80_A, Z80_REG, Z80_L, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
160 {Z80_ADC, Z80_A, Z80_REG_INDIRECT, Z80_HL, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
161 {Z80_ADC, Z80_A, Z80_REG, Z80_A, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
162 //9 |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
163 {Z80_SUB, Z80_A, Z80_REG, Z80_B, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
164 {Z80_SUB, Z80_A, Z80_REG, Z80_C, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
165 {Z80_SUB, Z80_A, Z80_REG, Z80_D, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
166 {Z80_SUB, Z80_A, Z80_REG, Z80_E, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
167 {Z80_SUB, Z80_A, Z80_REG, Z80_H, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
168 {Z80_SUB, Z80_A, Z80_REG, Z80_L, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
169 {Z80_SUB, Z80_A, Z80_REG_INDIRECT, Z80_HL, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
170 {Z80_SUB, Z80_A, Z80_REG, Z80_A, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
171 {Z80_SBC, Z80_A, Z80_REG, Z80_B, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
172 {Z80_SBC, Z80_A, Z80_REG, Z80_C, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
173 {Z80_SBC, Z80_A, Z80_REG, Z80_D, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
174 {Z80_SBC, Z80_A, Z80_REG, Z80_E, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
175 {Z80_SBC, Z80_A, Z80_REG, Z80_H, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
176 {Z80_SBC, Z80_A, Z80_REG, Z80_L, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
177 {Z80_SBC, Z80_A, Z80_REG_INDIRECT, Z80_HL, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
178 {Z80_SBC, Z80_A, Z80_REG, Z80_A, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
179 //A |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
180 {Z80_AND, Z80_A, Z80_REG, Z80_B, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
181 {Z80_AND, Z80_A, Z80_REG, Z80_C, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
182 {Z80_AND, Z80_A, Z80_REG, Z80_D, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
183 {Z80_AND, Z80_A, Z80_REG, Z80_E, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
184 {Z80_AND, Z80_A, Z80_REG, Z80_H, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
185 {Z80_AND, Z80_A, Z80_REG, Z80_L, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
186 {Z80_AND, Z80_A, Z80_REG_INDIRECT, Z80_HL, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
187 {Z80_AND, Z80_A, Z80_REG, Z80_A, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
188 {Z80_XOR, Z80_A, Z80_REG, Z80_B, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
189 {Z80_XOR, Z80_A, Z80_REG, Z80_C, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
190 {Z80_XOR, Z80_A, Z80_REG, Z80_D, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
191 {Z80_XOR, Z80_A, Z80_REG, Z80_E, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
192 {Z80_XOR, Z80_A, Z80_REG, Z80_H, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
193 {Z80_XOR, Z80_A, Z80_REG, Z80_L, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
194 {Z80_XOR, Z80_A, Z80_REG_INDIRECT, Z80_HL, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
195 {Z80_XOR, Z80_A, Z80_REG, Z80_A, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
196 //B |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
197 {Z80_OR, Z80_A, Z80_REG, Z80_B, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
198 {Z80_OR, Z80_A, Z80_REG, Z80_C, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
199 {Z80_OR, Z80_A, Z80_REG, Z80_D, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
200 {Z80_OR, Z80_A, Z80_REG, Z80_E, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
201 {Z80_OR, Z80_A, Z80_REG, Z80_H, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
202 {Z80_OR, Z80_A, Z80_REG, Z80_L, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
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203 {Z80_OR, Z80_A, Z80_REG_INDIRECT, Z80_HL, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
204 {Z80_OR, Z80_A, Z80_REG, Z80_A, 0}, |
270 | 205 {Z80_CP, Z80_A, Z80_REG, Z80_B, 0}, |
206 {Z80_CP, Z80_A, Z80_REG, Z80_C, 0}, | |
207 {Z80_CP, Z80_A, Z80_REG, Z80_D, 0}, | |
208 {Z80_CP, Z80_A, Z80_REG, Z80_E, 0}, | |
209 {Z80_CP, Z80_A, Z80_REG, Z80_H, 0}, | |
210 {Z80_CP, Z80_A, Z80_REG, Z80_L, 0}, | |
211 {Z80_CP, Z80_A, Z80_REG_INDIRECT, Z80_HL, 0}, | |
212 {Z80_CP, Z80_A, Z80_REG, Z80_A, 0}, | |
199
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
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changeset
|
213 //C |
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Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
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diff
changeset
|
214 {Z80_RETCC, Z80_CC_NZ, Z80_UNUSED, Z80_UNUSED, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
215 {Z80_POP, Z80_BC, Z80_UNUSED, Z80_UNUSED, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
216 {Z80_JPCC, Z80_CC_NZ, Z80_IMMED, Z80_UNUSED, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
217 {Z80_JP, Z80_UNUSED, Z80_IMMED, Z80_UNUSED, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
218 {Z80_CALLCC, Z80_CC_NZ, Z80_IMMED, Z80_UNUSED, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
219 {Z80_PUSH, Z80_BC, Z80_UNUSED, Z80_UNUSED, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
220 {Z80_ADD, Z80_A, Z80_IMMED, Z80_UNUSED, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
221 {Z80_RST, Z80_UNUSED, Z80_IMMED, Z80_UNUSED, 0x0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
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222 {Z80_RETCC, Z80_CC_Z, Z80_UNUSED, Z80_UNUSED, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
223 {Z80_RET, Z80_UNUSED, Z80_UNUSED, Z80_UNUSED, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
224 {Z80_JPCC, Z80_CC_Z, Z80_IMMED, Z80_UNUSED, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
225 {0, 0, 0, 0, 0},//BITS Prefix |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
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226 {Z80_CALLCC, Z80_CC_Z, Z80_IMMED, Z80_UNUSED, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
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changeset
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227 {Z80_CALL, Z80_UNUSED, Z80_IMMED, Z80_UNUSED, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
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228 {Z80_ADC, Z80_A, Z80_IMMED, Z80_UNUSED, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
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229 {Z80_RST, Z80_UNUSED, Z80_IMMED, Z80_UNUSED, 0x8}, |
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Add initial stab at Z80 decoder and disassembler
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230 //D |
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Add initial stab at Z80 decoder and disassembler
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231 {Z80_RETCC, Z80_CC_NC, Z80_UNUSED, Z80_UNUSED, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
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232 {Z80_POP, Z80_DE, Z80_UNUSED, Z80_UNUSED, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
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parents:
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233 {Z80_JPCC, Z80_CC_NC, Z80_IMMED, Z80_UNUSED, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
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234 {Z80_OUT, Z80_A, Z80_IMMED_INDIRECT, Z80_UNUSED, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
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diff
changeset
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235 {Z80_CALLCC, Z80_CC_NC, Z80_IMMED, Z80_UNUSED, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
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236 {Z80_PUSH, Z80_DE, Z80_UNUSED, Z80_UNUSED, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
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237 {Z80_SUB, Z80_A, Z80_IMMED, Z80_UNUSED, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
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238 {Z80_RST, Z80_UNUSED, Z80_IMMED, Z80_UNUSED, 0x10}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
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parents:
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changeset
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239 {Z80_RETCC, Z80_CC_C, Z80_UNUSED, Z80_UNUSED, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
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changeset
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240 {Z80_EXX, Z80_UNUSED, Z80_UNUSED, Z80_UNUSED, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
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241 {Z80_JPCC, Z80_CC_C, Z80_IMMED, Z80_UNUSED, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
242 {Z80_IN, Z80_A, Z80_IMMED_INDIRECT, Z80_UNUSED, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
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diff
changeset
|
243 {Z80_CALLCC, Z80_CC_C, Z80_IMMED, Z80_UNUSED, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
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changeset
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244 {0, 0, 0, 0, 0},//IX Prefix |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
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245 {Z80_SBC, Z80_A, Z80_IMMED, Z80_UNUSED, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
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246 {Z80_RST, Z80_UNUSED, Z80_IMMED, Z80_UNUSED, 0x18}, |
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Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
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247 //E |
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Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
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248 {Z80_RETCC, Z80_CC_PO, Z80_UNUSED, Z80_UNUSED, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
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249 {Z80_POP, Z80_HL, Z80_UNUSED, Z80_UNUSED, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
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250 {Z80_JPCC, Z80_CC_PO, Z80_IMMED, Z80_UNUSED, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
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251 {Z80_EX, Z80_HL, Z80_REG_INDIRECT | Z80_DIR, Z80_SP, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
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252 {Z80_CALLCC, Z80_CC_PO, Z80_IMMED, Z80_UNUSED, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
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diff
changeset
|
253 {Z80_PUSH, Z80_HL, Z80_UNUSED, Z80_UNUSED, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
254 {Z80_AND, Z80_A, Z80_IMMED, Z80_UNUSED, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
255 {Z80_RST, Z80_UNUSED, Z80_IMMED, Z80_UNUSED, 0x20}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
256 {Z80_RETCC, Z80_CC_PE, Z80_UNUSED, Z80_UNUSED, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
257 {Z80_JP, Z80_UNUSED, Z80_REG_INDIRECT, Z80_HL, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
258 {Z80_JPCC, Z80_CC_PE, Z80_IMMED, Z80_UNUSED, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
259 {Z80_EX, Z80_DE, Z80_REG, Z80_HL, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
260 {Z80_CALLCC, Z80_CC_PE, Z80_IMMED, Z80_UNUSED, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
261 {0, 0, 0, 0, 0},//EXTD Prefix |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
262 {Z80_XOR, Z80_A, Z80_IMMED, Z80_UNUSED, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
263 {Z80_RST, Z80_UNUSED, Z80_IMMED, Z80_UNUSED, 0x28}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
264 //F |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
265 {Z80_RETCC, Z80_CC_P, Z80_UNUSED, Z80_UNUSED, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
266 {Z80_POP, Z80_AF, Z80_UNUSED, Z80_UNUSED, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
267 {Z80_JPCC, Z80_CC_P, Z80_IMMED, Z80_UNUSED, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
268 {Z80_DI, Z80_UNUSED, Z80_UNUSED, Z80_UNUSED, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
269 {Z80_CALLCC, Z80_CC_P, Z80_IMMED, Z80_UNUSED, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
270 {Z80_PUSH, Z80_AF, Z80_UNUSED, Z80_UNUSED, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
271 {Z80_OR, Z80_A, Z80_IMMED, Z80_UNUSED, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
272 {Z80_RST, Z80_UNUSED, Z80_IMMED, Z80_UNUSED, 0x30}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
273 {Z80_RETCC, Z80_CC_M, Z80_UNUSED, Z80_UNUSED, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
274 {Z80_LD, Z80_SP, Z80_REG, Z80_HL, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
275 {Z80_JPCC, Z80_CC_M, Z80_IMMED, Z80_UNUSED, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
276 {Z80_EI, Z80_UNUSED, Z80_UNUSED, Z80_UNUSED, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
277 {Z80_CALLCC, Z80_CC_M, Z80_IMMED, Z80_UNUSED, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
278 {0, 0, 0, 0, 0},//IY Prefix |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
279 {Z80_CP, Z80_A, Z80_IMMED, Z80_UNUSED, 0}, |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
280 {Z80_RST, Z80_UNUSED, Z80_IMMED, Z80_UNUSED, 0x38} |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
281 }; |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
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|
282 |
200
d3066ceb29d1
Add support for EXTD group 2-byte Z80 instructions in decoder
Mike Pavone <pavone@retrodev.com>
parents:
199
diff
changeset
|
283 z80inst z80_tbl_extd[0xC0-0x40] = { |
d3066ceb29d1
Add support for EXTD group 2-byte Z80 instructions in decoder
Mike Pavone <pavone@retrodev.com>
parents:
199
diff
changeset
|
284 //4 |
d3066ceb29d1
Add support for EXTD group 2-byte Z80 instructions in decoder
Mike Pavone <pavone@retrodev.com>
parents:
199
diff
changeset
|
285 {Z80_IN, Z80_B, Z80_REG_INDIRECT, Z80_C, 0}, |
d3066ceb29d1
Add support for EXTD group 2-byte Z80 instructions in decoder
Mike Pavone <pavone@retrodev.com>
parents:
199
diff
changeset
|
286 {Z80_OUT, Z80_B, Z80_REG_INDIRECT | Z80_DIR, Z80_C, 0}, |
d3066ceb29d1
Add support for EXTD group 2-byte Z80 instructions in decoder
Mike Pavone <pavone@retrodev.com>
parents:
199
diff
changeset
|
287 {Z80_SBC, Z80_HL, Z80_REG, Z80_BC, 0}, |
d3066ceb29d1
Add support for EXTD group 2-byte Z80 instructions in decoder
Mike Pavone <pavone@retrodev.com>
parents:
199
diff
changeset
|
288 {Z80_LD, Z80_BC, Z80_IMMED_INDIRECT | Z80_DIR, Z80_UNUSED, 0}, |
d3066ceb29d1
Add support for EXTD group 2-byte Z80 instructions in decoder
Mike Pavone <pavone@retrodev.com>
parents:
199
diff
changeset
|
289 {Z80_NEG, Z80_A, Z80_UNUSED, Z80_UNUSED, 0}, |
d3066ceb29d1
Add support for EXTD group 2-byte Z80 instructions in decoder
Mike Pavone <pavone@retrodev.com>
parents:
199
diff
changeset
|
290 {Z80_RETN, Z80_UNUSED, Z80_UNUSED, Z80_UNUSED, 0}, |
d3066ceb29d1
Add support for EXTD group 2-byte Z80 instructions in decoder
Mike Pavone <pavone@retrodev.com>
parents:
199
diff
changeset
|
291 {Z80_IM, Z80_UNUSED, Z80_IMMED, Z80_UNUSED, 0}, |
d3066ceb29d1
Add support for EXTD group 2-byte Z80 instructions in decoder
Mike Pavone <pavone@retrodev.com>
parents:
199
diff
changeset
|
292 {Z80_LD, Z80_I, Z80_REG, Z80_A, 0}, |
d3066ceb29d1
Add support for EXTD group 2-byte Z80 instructions in decoder
Mike Pavone <pavone@retrodev.com>
parents:
199
diff
changeset
|
293 {Z80_IN, Z80_C, Z80_REG_INDIRECT, Z80_C, 0}, |
d3066ceb29d1
Add support for EXTD group 2-byte Z80 instructions in decoder
Mike Pavone <pavone@retrodev.com>
parents:
199
diff
changeset
|
294 {Z80_OUT, Z80_C, Z80_REG_INDIRECT | Z80_DIR, Z80_C, 0}, |
d3066ceb29d1
Add support for EXTD group 2-byte Z80 instructions in decoder
Mike Pavone <pavone@retrodev.com>
parents:
199
diff
changeset
|
295 {Z80_ADC, Z80_HL, Z80_REG, Z80_BC, 0}, |
d3066ceb29d1
Add support for EXTD group 2-byte Z80 instructions in decoder
Mike Pavone <pavone@retrodev.com>
parents:
199
diff
changeset
|
296 {Z80_LD, Z80_BC, Z80_IMMED_INDIRECT, Z80_UNUSED, 0}, |
d3066ceb29d1
Add support for EXTD group 2-byte Z80 instructions in decoder
Mike Pavone <pavone@retrodev.com>
parents:
199
diff
changeset
|
297 {Z80_NEG, Z80_A, Z80_UNUSED, Z80_UNUSED, 0}, |
d3066ceb29d1
Add support for EXTD group 2-byte Z80 instructions in decoder
Mike Pavone <pavone@retrodev.com>
parents:
199
diff
changeset
|
298 {Z80_RETI, Z80_UNUSED, Z80_UNUSED, Z80_UNUSED, 0}, |
d3066ceb29d1
Add support for EXTD group 2-byte Z80 instructions in decoder
Mike Pavone <pavone@retrodev.com>
parents:
199
diff
changeset
|
299 {Z80_IM, Z80_UNUSED, Z80_IMMED, Z80_UNUSED, 3},//Set undocumented mode 0/1 |
d3066ceb29d1
Add support for EXTD group 2-byte Z80 instructions in decoder
Mike Pavone <pavone@retrodev.com>
parents:
199
diff
changeset
|
300 {Z80_LD, Z80_R, Z80_REG, Z80_A, 0}, |
d3066ceb29d1
Add support for EXTD group 2-byte Z80 instructions in decoder
Mike Pavone <pavone@retrodev.com>
parents:
199
diff
changeset
|
301 //5 |
d3066ceb29d1
Add support for EXTD group 2-byte Z80 instructions in decoder
Mike Pavone <pavone@retrodev.com>
parents:
199
diff
changeset
|
302 {Z80_IN, Z80_D, Z80_REG_INDIRECT, Z80_C, 0}, |
d3066ceb29d1
Add support for EXTD group 2-byte Z80 instructions in decoder
Mike Pavone <pavone@retrodev.com>
parents:
199
diff
changeset
|
303 {Z80_OUT, Z80_D, Z80_REG_INDIRECT | Z80_DIR, Z80_C, 0}, |
d3066ceb29d1
Add support for EXTD group 2-byte Z80 instructions in decoder
Mike Pavone <pavone@retrodev.com>
parents:
199
diff
changeset
|
304 {Z80_SBC, Z80_HL, Z80_REG, Z80_DE, 0}, |
d3066ceb29d1
Add support for EXTD group 2-byte Z80 instructions in decoder
Mike Pavone <pavone@retrodev.com>
parents:
199
diff
changeset
|
305 {Z80_LD, Z80_DE, Z80_IMMED_INDIRECT | Z80_DIR, Z80_UNUSED, 0}, |
d3066ceb29d1
Add support for EXTD group 2-byte Z80 instructions in decoder
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parents:
199
diff
changeset
|
306 {Z80_NEG, Z80_A, Z80_UNUSED, Z80_UNUSED, 0}, |
d3066ceb29d1
Add support for EXTD group 2-byte Z80 instructions in decoder
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diff
changeset
|
307 {Z80_RETN, Z80_UNUSED, Z80_UNUSED, Z80_UNUSED, 0}, |
d3066ceb29d1
Add support for EXTD group 2-byte Z80 instructions in decoder
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parents:
199
diff
changeset
|
308 {Z80_IM, Z80_UNUSED, Z80_IMMED, Z80_UNUSED, 1}, |
d3066ceb29d1
Add support for EXTD group 2-byte Z80 instructions in decoder
Mike Pavone <pavone@retrodev.com>
parents:
199
diff
changeset
|
309 {Z80_LD, Z80_A, Z80_REG, Z80_I, 0}, |
d3066ceb29d1
Add support for EXTD group 2-byte Z80 instructions in decoder
Mike Pavone <pavone@retrodev.com>
parents:
199
diff
changeset
|
310 {Z80_IN, Z80_E, Z80_REG_INDIRECT, Z80_C, 0}, |
d3066ceb29d1
Add support for EXTD group 2-byte Z80 instructions in decoder
Mike Pavone <pavone@retrodev.com>
parents:
199
diff
changeset
|
311 {Z80_OUT, Z80_E, Z80_REG_INDIRECT | Z80_DIR, Z80_C, 0}, |
d3066ceb29d1
Add support for EXTD group 2-byte Z80 instructions in decoder
Mike Pavone <pavone@retrodev.com>
parents:
199
diff
changeset
|
312 {Z80_ADC, Z80_HL, Z80_REG, Z80_DE, 0}, |
d3066ceb29d1
Add support for EXTD group 2-byte Z80 instructions in decoder
Mike Pavone <pavone@retrodev.com>
parents:
199
diff
changeset
|
313 {Z80_LD, Z80_DE, Z80_IMMED_INDIRECT, Z80_UNUSED, 0}, |
d3066ceb29d1
Add support for EXTD group 2-byte Z80 instructions in decoder
Mike Pavone <pavone@retrodev.com>
parents:
199
diff
changeset
|
314 {Z80_NEG, Z80_A, Z80_UNUSED, Z80_UNUSED, 0}, |
d3066ceb29d1
Add support for EXTD group 2-byte Z80 instructions in decoder
Mike Pavone <pavone@retrodev.com>
parents:
199
diff
changeset
|
315 {Z80_RETN, Z80_UNUSED, Z80_UNUSED, Z80_UNUSED, 0}, |
d3066ceb29d1
Add support for EXTD group 2-byte Z80 instructions in decoder
Mike Pavone <pavone@retrodev.com>
parents:
199
diff
changeset
|
316 {Z80_IM, Z80_UNUSED, Z80_IMMED, Z80_UNUSED, 2}, |
d3066ceb29d1
Add support for EXTD group 2-byte Z80 instructions in decoder
Mike Pavone <pavone@retrodev.com>
parents:
199
diff
changeset
|
317 {Z80_LD, Z80_A, Z80_REG, Z80_R, 0}, |
d3066ceb29d1
Add support for EXTD group 2-byte Z80 instructions in decoder
Mike Pavone <pavone@retrodev.com>
parents:
199
diff
changeset
|
318 //6 |
d3066ceb29d1
Add support for EXTD group 2-byte Z80 instructions in decoder
Mike Pavone <pavone@retrodev.com>
parents:
199
diff
changeset
|
319 {Z80_IN, Z80_H, Z80_REG_INDIRECT, Z80_C, 0}, |
d3066ceb29d1
Add support for EXTD group 2-byte Z80 instructions in decoder
Mike Pavone <pavone@retrodev.com>
parents:
199
diff
changeset
|
320 {Z80_OUT, Z80_H, Z80_REG_INDIRECT | Z80_DIR, Z80_C, 0}, |
d3066ceb29d1
Add support for EXTD group 2-byte Z80 instructions in decoder
Mike Pavone <pavone@retrodev.com>
parents:
199
diff
changeset
|
321 {Z80_SBC, Z80_HL, Z80_REG, Z80_HL, 0}, |
d3066ceb29d1
Add support for EXTD group 2-byte Z80 instructions in decoder
Mike Pavone <pavone@retrodev.com>
parents:
199
diff
changeset
|
322 {Z80_LD, Z80_HL, Z80_IMMED_INDIRECT | Z80_DIR, Z80_UNUSED, 0}, |
d3066ceb29d1
Add support for EXTD group 2-byte Z80 instructions in decoder
Mike Pavone <pavone@retrodev.com>
parents:
199
diff
changeset
|
323 {Z80_NEG, Z80_A, Z80_UNUSED, Z80_UNUSED, 0}, |
d3066ceb29d1
Add support for EXTD group 2-byte Z80 instructions in decoder
Mike Pavone <pavone@retrodev.com>
parents:
199
diff
changeset
|
324 {Z80_RETN, Z80_UNUSED, Z80_UNUSED, Z80_UNUSED, 0}, |
d3066ceb29d1
Add support for EXTD group 2-byte Z80 instructions in decoder
Mike Pavone <pavone@retrodev.com>
parents:
199
diff
changeset
|
325 {Z80_IM, Z80_UNUSED, Z80_IMMED, Z80_UNUSED, 0}, |
d3066ceb29d1
Add support for EXTD group 2-byte Z80 instructions in decoder
Mike Pavone <pavone@retrodev.com>
parents:
199
diff
changeset
|
326 {Z80_RRD, Z80_UNUSED, Z80_UNUSED, Z80_UNUSED, 0}, |
d3066ceb29d1
Add support for EXTD group 2-byte Z80 instructions in decoder
Mike Pavone <pavone@retrodev.com>
parents:
199
diff
changeset
|
327 {Z80_IN, Z80_L, Z80_REG_INDIRECT, Z80_C, 0}, |
d3066ceb29d1
Add support for EXTD group 2-byte Z80 instructions in decoder
Mike Pavone <pavone@retrodev.com>
parents:
199
diff
changeset
|
328 {Z80_OUT, Z80_L, Z80_REG_INDIRECT | Z80_DIR, Z80_C, 0}, |
d3066ceb29d1
Add support for EXTD group 2-byte Z80 instructions in decoder
Mike Pavone <pavone@retrodev.com>
parents:
199
diff
changeset
|
329 {Z80_ADC, Z80_HL, Z80_REG, Z80_HL, 0}, |
d3066ceb29d1
Add support for EXTD group 2-byte Z80 instructions in decoder
Mike Pavone <pavone@retrodev.com>
parents:
199
diff
changeset
|
330 {Z80_LD, Z80_HL, Z80_IMMED_INDIRECT, Z80_UNUSED, 0}, |
d3066ceb29d1
Add support for EXTD group 2-byte Z80 instructions in decoder
Mike Pavone <pavone@retrodev.com>
parents:
199
diff
changeset
|
331 {Z80_NEG, Z80_A, Z80_UNUSED, Z80_UNUSED, 0}, |
d3066ceb29d1
Add support for EXTD group 2-byte Z80 instructions in decoder
Mike Pavone <pavone@retrodev.com>
parents:
199
diff
changeset
|
332 {Z80_RETN, Z80_UNUSED, Z80_UNUSED, Z80_UNUSED, 0}, |
d3066ceb29d1
Add support for EXTD group 2-byte Z80 instructions in decoder
Mike Pavone <pavone@retrodev.com>
parents:
199
diff
changeset
|
333 {Z80_IM, Z80_UNUSED, Z80_IMMED, Z80_UNUSED, 3},//Set undocumented mode 0/1 |
d3066ceb29d1
Add support for EXTD group 2-byte Z80 instructions in decoder
Mike Pavone <pavone@retrodev.com>
parents:
199
diff
changeset
|
334 {Z80_RLD, Z80_UNUSED, Z80_UNUSED, Z80_UNUSED, 0}, |
d3066ceb29d1
Add support for EXTD group 2-byte Z80 instructions in decoder
Mike Pavone <pavone@retrodev.com>
parents:
199
diff
changeset
|
335 //7 |
d3066ceb29d1
Add support for EXTD group 2-byte Z80 instructions in decoder
Mike Pavone <pavone@retrodev.com>
parents:
199
diff
changeset
|
336 {Z80_IN, Z80_UNUSED, Z80_REG_INDIRECT, Z80_C, 0}, |
d3066ceb29d1
Add support for EXTD group 2-byte Z80 instructions in decoder
Mike Pavone <pavone@retrodev.com>
parents:
199
diff
changeset
|
337 {Z80_OUT, Z80_USE_IMMED, Z80_REG_INDIRECT | Z80_DIR, Z80_C, 0}, |
d3066ceb29d1
Add support for EXTD group 2-byte Z80 instructions in decoder
Mike Pavone <pavone@retrodev.com>
parents:
199
diff
changeset
|
338 {Z80_SBC, Z80_HL, Z80_REG, Z80_SP, 0}, |
d3066ceb29d1
Add support for EXTD group 2-byte Z80 instructions in decoder
Mike Pavone <pavone@retrodev.com>
parents:
199
diff
changeset
|
339 {Z80_LD, Z80_SP, Z80_IMMED_INDIRECT | Z80_DIR, Z80_UNUSED, 0}, |
d3066ceb29d1
Add support for EXTD group 2-byte Z80 instructions in decoder
Mike Pavone <pavone@retrodev.com>
parents:
199
diff
changeset
|
340 {Z80_NEG, Z80_A, Z80_UNUSED, Z80_UNUSED, 0}, |
d3066ceb29d1
Add support for EXTD group 2-byte Z80 instructions in decoder
Mike Pavone <pavone@retrodev.com>
parents:
199
diff
changeset
|
341 {Z80_RETN, Z80_UNUSED, Z80_UNUSED, Z80_UNUSED, 0}, |
d3066ceb29d1
Add support for EXTD group 2-byte Z80 instructions in decoder
Mike Pavone <pavone@retrodev.com>
parents:
199
diff
changeset
|
342 {Z80_IM, Z80_UNUSED, Z80_IMMED, Z80_UNUSED, 1}, |
202
693ad04b965e
Distinguish between 1-byte and 2-byte NOPs
Mike Pavone <pavone@retrodev.com>
parents:
201
diff
changeset
|
343 NOP2, |
200
d3066ceb29d1
Add support for EXTD group 2-byte Z80 instructions in decoder
Mike Pavone <pavone@retrodev.com>
parents:
199
diff
changeset
|
344 {Z80_IN, Z80_A, Z80_REG_INDIRECT, Z80_C, 0}, |
d3066ceb29d1
Add support for EXTD group 2-byte Z80 instructions in decoder
Mike Pavone <pavone@retrodev.com>
parents:
199
diff
changeset
|
345 {Z80_OUT, Z80_A, Z80_REG_INDIRECT | Z80_DIR, Z80_C, 0}, |
d3066ceb29d1
Add support for EXTD group 2-byte Z80 instructions in decoder
Mike Pavone <pavone@retrodev.com>
parents:
199
diff
changeset
|
346 {Z80_ADC, Z80_HL, Z80_REG, Z80_SP, 0}, |
d3066ceb29d1
Add support for EXTD group 2-byte Z80 instructions in decoder
Mike Pavone <pavone@retrodev.com>
parents:
199
diff
changeset
|
347 {Z80_LD, Z80_SP, Z80_IMMED_INDIRECT, Z80_UNUSED, 0}, |
d3066ceb29d1
Add support for EXTD group 2-byte Z80 instructions in decoder
Mike Pavone <pavone@retrodev.com>
parents:
199
diff
changeset
|
348 {Z80_NEG, Z80_A, Z80_UNUSED, Z80_UNUSED, 0}, |
d3066ceb29d1
Add support for EXTD group 2-byte Z80 instructions in decoder
Mike Pavone <pavone@retrodev.com>
parents:
199
diff
changeset
|
349 {Z80_RETN, Z80_UNUSED, Z80_UNUSED, Z80_UNUSED, 0}, |
d3066ceb29d1
Add support for EXTD group 2-byte Z80 instructions in decoder
Mike Pavone <pavone@retrodev.com>
parents:
199
diff
changeset
|
350 {Z80_IM, Z80_UNUSED, Z80_IMMED, Z80_UNUSED, 2}, |
202
693ad04b965e
Distinguish between 1-byte and 2-byte NOPs
Mike Pavone <pavone@retrodev.com>
parents:
201
diff
changeset
|
351 NOP2, |
200
d3066ceb29d1
Add support for EXTD group 2-byte Z80 instructions in decoder
Mike Pavone <pavone@retrodev.com>
parents:
199
diff
changeset
|
352 //8 |
202
693ad04b965e
Distinguish between 1-byte and 2-byte NOPs
Mike Pavone <pavone@retrodev.com>
parents:
201
diff
changeset
|
353 NOP2, |
693ad04b965e
Distinguish between 1-byte and 2-byte NOPs
Mike Pavone <pavone@retrodev.com>
parents:
201
diff
changeset
|
354 NOP2, |
693ad04b965e
Distinguish between 1-byte and 2-byte NOPs
Mike Pavone <pavone@retrodev.com>
parents:
201
diff
changeset
|
355 NOP2, |
693ad04b965e
Distinguish between 1-byte and 2-byte NOPs
Mike Pavone <pavone@retrodev.com>
parents:
201
diff
changeset
|
356 NOP2, |
693ad04b965e
Distinguish between 1-byte and 2-byte NOPs
Mike Pavone <pavone@retrodev.com>
parents:
201
diff
changeset
|
357 NOP2, |
693ad04b965e
Distinguish between 1-byte and 2-byte NOPs
Mike Pavone <pavone@retrodev.com>
parents:
201
diff
changeset
|
358 NOP2, |
693ad04b965e
Distinguish between 1-byte and 2-byte NOPs
Mike Pavone <pavone@retrodev.com>
parents:
201
diff
changeset
|
359 NOP2, |
693ad04b965e
Distinguish between 1-byte and 2-byte NOPs
Mike Pavone <pavone@retrodev.com>
parents:
201
diff
changeset
|
360 NOP2, |
693ad04b965e
Distinguish between 1-byte and 2-byte NOPs
Mike Pavone <pavone@retrodev.com>
parents:
201
diff
changeset
|
361 NOP2, |
693ad04b965e
Distinguish between 1-byte and 2-byte NOPs
Mike Pavone <pavone@retrodev.com>
parents:
201
diff
changeset
|
362 NOP2, |
693ad04b965e
Distinguish between 1-byte and 2-byte NOPs
Mike Pavone <pavone@retrodev.com>
parents:
201
diff
changeset
|
363 NOP2, |
693ad04b965e
Distinguish between 1-byte and 2-byte NOPs
Mike Pavone <pavone@retrodev.com>
parents:
201
diff
changeset
|
364 NOP2, |
693ad04b965e
Distinguish between 1-byte and 2-byte NOPs
Mike Pavone <pavone@retrodev.com>
parents:
201
diff
changeset
|
365 NOP2, |
693ad04b965e
Distinguish between 1-byte and 2-byte NOPs
Mike Pavone <pavone@retrodev.com>
parents:
201
diff
changeset
|
366 NOP2, |
693ad04b965e
Distinguish between 1-byte and 2-byte NOPs
Mike Pavone <pavone@retrodev.com>
parents:
201
diff
changeset
|
367 NOP2, |
693ad04b965e
Distinguish between 1-byte and 2-byte NOPs
Mike Pavone <pavone@retrodev.com>
parents:
201
diff
changeset
|
368 NOP2, |
200
d3066ceb29d1
Add support for EXTD group 2-byte Z80 instructions in decoder
Mike Pavone <pavone@retrodev.com>
parents:
199
diff
changeset
|
369 //9 |
202
693ad04b965e
Distinguish between 1-byte and 2-byte NOPs
Mike Pavone <pavone@retrodev.com>
parents:
201
diff
changeset
|
370 NOP2, |
693ad04b965e
Distinguish between 1-byte and 2-byte NOPs
Mike Pavone <pavone@retrodev.com>
parents:
201
diff
changeset
|
371 NOP2, |
693ad04b965e
Distinguish between 1-byte and 2-byte NOPs
Mike Pavone <pavone@retrodev.com>
parents:
201
diff
changeset
|
372 NOP2, |
693ad04b965e
Distinguish between 1-byte and 2-byte NOPs
Mike Pavone <pavone@retrodev.com>
parents:
201
diff
changeset
|
373 NOP2, |
693ad04b965e
Distinguish between 1-byte and 2-byte NOPs
Mike Pavone <pavone@retrodev.com>
parents:
201
diff
changeset
|
374 NOP2, |
693ad04b965e
Distinguish between 1-byte and 2-byte NOPs
Mike Pavone <pavone@retrodev.com>
parents:
201
diff
changeset
|
375 NOP2, |
693ad04b965e
Distinguish between 1-byte and 2-byte NOPs
Mike Pavone <pavone@retrodev.com>
parents:
201
diff
changeset
|
376 NOP2, |
693ad04b965e
Distinguish between 1-byte and 2-byte NOPs
Mike Pavone <pavone@retrodev.com>
parents:
201
diff
changeset
|
377 NOP2, |
693ad04b965e
Distinguish between 1-byte and 2-byte NOPs
Mike Pavone <pavone@retrodev.com>
parents:
201
diff
changeset
|
378 NOP2, |
693ad04b965e
Distinguish between 1-byte and 2-byte NOPs
Mike Pavone <pavone@retrodev.com>
parents:
201
diff
changeset
|
379 NOP2, |
693ad04b965e
Distinguish between 1-byte and 2-byte NOPs
Mike Pavone <pavone@retrodev.com>
parents:
201
diff
changeset
|
380 NOP2, |
693ad04b965e
Distinguish between 1-byte and 2-byte NOPs
Mike Pavone <pavone@retrodev.com>
parents:
201
diff
changeset
|
381 NOP2, |
693ad04b965e
Distinguish between 1-byte and 2-byte NOPs
Mike Pavone <pavone@retrodev.com>
parents:
201
diff
changeset
|
382 NOP2, |
693ad04b965e
Distinguish between 1-byte and 2-byte NOPs
Mike Pavone <pavone@retrodev.com>
parents:
201
diff
changeset
|
383 NOP2, |
693ad04b965e
Distinguish between 1-byte and 2-byte NOPs
Mike Pavone <pavone@retrodev.com>
parents:
201
diff
changeset
|
384 NOP2, |
693ad04b965e
Distinguish between 1-byte and 2-byte NOPs
Mike Pavone <pavone@retrodev.com>
parents:
201
diff
changeset
|
385 NOP2, |
200
d3066ceb29d1
Add support for EXTD group 2-byte Z80 instructions in decoder
Mike Pavone <pavone@retrodev.com>
parents:
199
diff
changeset
|
386 //A |
d3066ceb29d1
Add support for EXTD group 2-byte Z80 instructions in decoder
Mike Pavone <pavone@retrodev.com>
parents:
199
diff
changeset
|
387 {Z80_LDI, Z80_UNUSED, Z80_UNUSED, Z80_UNUSED, 0}, |
d3066ceb29d1
Add support for EXTD group 2-byte Z80 instructions in decoder
Mike Pavone <pavone@retrodev.com>
parents:
199
diff
changeset
|
388 {Z80_CPI, Z80_UNUSED, Z80_UNUSED, Z80_UNUSED, 0}, |
d3066ceb29d1
Add support for EXTD group 2-byte Z80 instructions in decoder
Mike Pavone <pavone@retrodev.com>
parents:
199
diff
changeset
|
389 {Z80_INI, Z80_UNUSED, Z80_UNUSED, Z80_UNUSED, 0}, |
d3066ceb29d1
Add support for EXTD group 2-byte Z80 instructions in decoder
Mike Pavone <pavone@retrodev.com>
parents:
199
diff
changeset
|
390 {Z80_OUTI, Z80_UNUSED, Z80_UNUSED, Z80_UNUSED, 0}, |
202
693ad04b965e
Distinguish between 1-byte and 2-byte NOPs
Mike Pavone <pavone@retrodev.com>
parents:
201
diff
changeset
|
391 NOP2, |
693ad04b965e
Distinguish between 1-byte and 2-byte NOPs
Mike Pavone <pavone@retrodev.com>
parents:
201
diff
changeset
|
392 NOP2, |
693ad04b965e
Distinguish between 1-byte and 2-byte NOPs
Mike Pavone <pavone@retrodev.com>
parents:
201
diff
changeset
|
393 NOP2, |
693ad04b965e
Distinguish between 1-byte and 2-byte NOPs
Mike Pavone <pavone@retrodev.com>
parents:
201
diff
changeset
|
394 NOP2, |
200
d3066ceb29d1
Add support for EXTD group 2-byte Z80 instructions in decoder
Mike Pavone <pavone@retrodev.com>
parents:
199
diff
changeset
|
395 {Z80_LDD, Z80_UNUSED, Z80_UNUSED, Z80_UNUSED, 0}, |
d3066ceb29d1
Add support for EXTD group 2-byte Z80 instructions in decoder
Mike Pavone <pavone@retrodev.com>
parents:
199
diff
changeset
|
396 {Z80_CPD, Z80_UNUSED, Z80_UNUSED, Z80_UNUSED, 0}, |
d3066ceb29d1
Add support for EXTD group 2-byte Z80 instructions in decoder
Mike Pavone <pavone@retrodev.com>
parents:
199
diff
changeset
|
397 {Z80_IND, Z80_UNUSED, Z80_UNUSED, Z80_UNUSED, 0}, |
d3066ceb29d1
Add support for EXTD group 2-byte Z80 instructions in decoder
Mike Pavone <pavone@retrodev.com>
parents:
199
diff
changeset
|
398 {Z80_OUTD, Z80_UNUSED, Z80_UNUSED, Z80_UNUSED, 0}, |
202
693ad04b965e
Distinguish between 1-byte and 2-byte NOPs
Mike Pavone <pavone@retrodev.com>
parents:
201
diff
changeset
|
399 NOP2, |
693ad04b965e
Distinguish between 1-byte and 2-byte NOPs
Mike Pavone <pavone@retrodev.com>
parents:
201
diff
changeset
|
400 NOP2, |
693ad04b965e
Distinguish between 1-byte and 2-byte NOPs
Mike Pavone <pavone@retrodev.com>
parents:
201
diff
changeset
|
401 NOP2, |
693ad04b965e
Distinguish between 1-byte and 2-byte NOPs
Mike Pavone <pavone@retrodev.com>
parents:
201
diff
changeset
|
402 NOP2, |
200
d3066ceb29d1
Add support for EXTD group 2-byte Z80 instructions in decoder
Mike Pavone <pavone@retrodev.com>
parents:
199
diff
changeset
|
403 //B |
d3066ceb29d1
Add support for EXTD group 2-byte Z80 instructions in decoder
Mike Pavone <pavone@retrodev.com>
parents:
199
diff
changeset
|
404 {Z80_LDIR, Z80_UNUSED, Z80_UNUSED, Z80_UNUSED, 0}, |
d3066ceb29d1
Add support for EXTD group 2-byte Z80 instructions in decoder
Mike Pavone <pavone@retrodev.com>
parents:
199
diff
changeset
|
405 {Z80_CPIR, Z80_UNUSED, Z80_UNUSED, Z80_UNUSED, 0}, |
d3066ceb29d1
Add support for EXTD group 2-byte Z80 instructions in decoder
Mike Pavone <pavone@retrodev.com>
parents:
199
diff
changeset
|
406 {Z80_INIR, Z80_UNUSED, Z80_UNUSED, Z80_UNUSED, 0}, |
d3066ceb29d1
Add support for EXTD group 2-byte Z80 instructions in decoder
Mike Pavone <pavone@retrodev.com>
parents:
199
diff
changeset
|
407 {Z80_OTIR, Z80_UNUSED, Z80_UNUSED, Z80_UNUSED, 0}, |
202
693ad04b965e
Distinguish between 1-byte and 2-byte NOPs
Mike Pavone <pavone@retrodev.com>
parents:
201
diff
changeset
|
408 NOP2, |
693ad04b965e
Distinguish between 1-byte and 2-byte NOPs
Mike Pavone <pavone@retrodev.com>
parents:
201
diff
changeset
|
409 NOP2, |
693ad04b965e
Distinguish between 1-byte and 2-byte NOPs
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201
diff
changeset
|
410 NOP2, |
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parents:
201
diff
changeset
|
411 NOP2, |
200
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199
diff
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|
412 {Z80_LDDR, Z80_UNUSED, Z80_UNUSED, Z80_UNUSED, 0}, |
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diff
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|
413 {Z80_CPDR, Z80_UNUSED, Z80_UNUSED, Z80_UNUSED, 0}, |
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diff
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|
414 {Z80_INDR, Z80_UNUSED, Z80_UNUSED, Z80_UNUSED, 0}, |
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|
415 {Z80_OTDR, Z80_UNUSED, Z80_UNUSED, Z80_UNUSED, 0}, |
202
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diff
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|
416 NOP2, |
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201
diff
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|
417 NOP2, |
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201
diff
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|
418 NOP2, |
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201
diff
changeset
|
419 NOP2 |
200
d3066ceb29d1
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diff
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|
420 }; |
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199
diff
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|
421 |
201
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|
422 #define SHIFT_BLOCK(op) \ |
247
682e505f5757
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diff
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|
423 {op, Z80_B, Z80_UNUSED, Z80_UNUSED, 1},\ |
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|
424 {op, Z80_C, Z80_UNUSED, Z80_UNUSED, 1},\ |
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|
425 {op, Z80_D, Z80_UNUSED, Z80_UNUSED, 1},\ |
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|
426 {op, Z80_E, Z80_UNUSED, Z80_UNUSED, 1},\ |
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|
427 {op, Z80_H, Z80_UNUSED, Z80_UNUSED, 1},\ |
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|
428 {op, Z80_L, Z80_UNUSED, Z80_UNUSED, 1},\ |
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diff
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|
429 {op, Z80_UNUSED, Z80_REG_INDIRECT, Z80_HL, 1},\ |
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|
430 {op, Z80_A, Z80_UNUSED, Z80_UNUSED, 1} |
201
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200
diff
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|
431 |
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|
432 #define BIT_BLOCK(op, bit) \ |
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diff
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|
433 {op, Z80_USE_IMMED, Z80_REG, Z80_B, bit},\ |
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diff
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|
434 {op, Z80_USE_IMMED, Z80_REG, Z80_C, bit},\ |
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diff
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|
435 {op, Z80_USE_IMMED, Z80_REG, Z80_D, bit},\ |
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diff
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|
436 {op, Z80_USE_IMMED, Z80_REG, Z80_E, bit},\ |
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diff
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|
437 {op, Z80_USE_IMMED, Z80_REG, Z80_H, bit},\ |
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diff
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|
438 {op, Z80_USE_IMMED, Z80_REG, Z80_L, bit},\ |
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diff
changeset
|
439 {op, Z80_USE_IMMED, Z80_REG_INDIRECT, Z80_HL, bit},\ |
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diff
changeset
|
440 {op, Z80_USE_IMMED, Z80_REG, Z80_A, bit} |
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200
diff
changeset
|
441 |
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diff
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|
442 z80inst z80_tbl_bit[256] = { |
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diff
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|
443 //0 |
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diff
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|
444 SHIFT_BLOCK(Z80_RLC), |
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diff
changeset
|
445 SHIFT_BLOCK(Z80_RRC), |
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200
diff
changeset
|
446 //1 |
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diff
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|
447 SHIFT_BLOCK(Z80_RL), |
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diff
changeset
|
448 SHIFT_BLOCK(Z80_RR), |
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200
diff
changeset
|
449 //2 |
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200
diff
changeset
|
450 SHIFT_BLOCK(Z80_SLA), |
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diff
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|
451 SHIFT_BLOCK(Z80_SRA), |
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200
diff
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|
452 //3 |
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diff
changeset
|
453 SHIFT_BLOCK(Z80_SLL), |
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diff
changeset
|
454 SHIFT_BLOCK(Z80_SRL), |
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200
diff
changeset
|
455 //4 |
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200
diff
changeset
|
456 BIT_BLOCK(Z80_BIT, 0), |
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200
diff
changeset
|
457 BIT_BLOCK(Z80_BIT, 1), |
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200
diff
changeset
|
458 //5 |
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200
diff
changeset
|
459 BIT_BLOCK(Z80_BIT, 2), |
2d2fa345e1fc
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200
diff
changeset
|
460 BIT_BLOCK(Z80_BIT, 3), |
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parents:
200
diff
changeset
|
461 //6 |
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200
diff
changeset
|
462 BIT_BLOCK(Z80_BIT, 4), |
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200
diff
changeset
|
463 BIT_BLOCK(Z80_BIT, 5), |
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parents:
200
diff
changeset
|
464 //7 |
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200
diff
changeset
|
465 BIT_BLOCK(Z80_BIT, 6), |
2d2fa345e1fc
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parents:
200
diff
changeset
|
466 BIT_BLOCK(Z80_BIT, 7), |
2d2fa345e1fc
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200
diff
changeset
|
467 //8 |
2d2fa345e1fc
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parents:
200
diff
changeset
|
468 BIT_BLOCK(Z80_RES, 0), |
2d2fa345e1fc
Add support for bit instructions to decoder
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parents:
200
diff
changeset
|
469 BIT_BLOCK(Z80_RES, 1), |
2d2fa345e1fc
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parents:
200
diff
changeset
|
470 //9 |
2d2fa345e1fc
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parents:
200
diff
changeset
|
471 BIT_BLOCK(Z80_RES, 2), |
2d2fa345e1fc
Add support for bit instructions to decoder
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parents:
200
diff
changeset
|
472 BIT_BLOCK(Z80_RES, 3), |
2d2fa345e1fc
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parents:
200
diff
changeset
|
473 //A |
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200
diff
changeset
|
474 BIT_BLOCK(Z80_RES, 4), |
2d2fa345e1fc
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parents:
200
diff
changeset
|
475 BIT_BLOCK(Z80_RES, 5), |
2d2fa345e1fc
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parents:
200
diff
changeset
|
476 //B |
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200
diff
changeset
|
477 BIT_BLOCK(Z80_RES, 6), |
2d2fa345e1fc
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parents:
200
diff
changeset
|
478 BIT_BLOCK(Z80_RES, 7), |
2d2fa345e1fc
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parents:
200
diff
changeset
|
479 //C |
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200
diff
changeset
|
480 BIT_BLOCK(Z80_SET, 0), |
2d2fa345e1fc
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200
diff
changeset
|
481 BIT_BLOCK(Z80_SET, 1), |
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parents:
200
diff
changeset
|
482 //D |
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200
diff
changeset
|
483 BIT_BLOCK(Z80_SET, 2), |
2d2fa345e1fc
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200
diff
changeset
|
484 BIT_BLOCK(Z80_SET, 3), |
2d2fa345e1fc
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parents:
200
diff
changeset
|
485 //E |
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200
diff
changeset
|
486 BIT_BLOCK(Z80_SET, 4), |
2d2fa345e1fc
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200
diff
changeset
|
487 BIT_BLOCK(Z80_SET, 5), |
2d2fa345e1fc
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parents:
200
diff
changeset
|
488 //F |
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200
diff
changeset
|
489 BIT_BLOCK(Z80_SET, 6), |
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200
diff
changeset
|
490 BIT_BLOCK(Z80_SET, 7) |
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200
diff
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|
491 }; |
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200
diff
changeset
|
492 |
203
0ae589d4c3f9
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202
diff
changeset
|
493 z80inst z80_tbl_ix[256] = { |
0ae589d4c3f9
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parents:
202
diff
changeset
|
494 //0 |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
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parents:
202
diff
changeset
|
495 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
496 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
497 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
498 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
499 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
500 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
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parents:
202
diff
changeset
|
501 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
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parents:
202
diff
changeset
|
502 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
503 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
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202
diff
changeset
|
504 {Z80_ADD, Z80_IX, Z80_REG, Z80_BC, 0}, |
0ae589d4c3f9
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parents:
202
diff
changeset
|
505 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
506 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
507 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
508 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
509 NOP2, |
0ae589d4c3f9
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Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
510 NOP2, |
0ae589d4c3f9
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Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
511 //1 |
0ae589d4c3f9
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parents:
202
diff
changeset
|
512 NOP2, |
0ae589d4c3f9
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parents:
202
diff
changeset
|
513 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
514 NOP2, |
0ae589d4c3f9
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Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
515 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
516 NOP2, |
0ae589d4c3f9
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Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
517 NOP2, |
0ae589d4c3f9
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parents:
202
diff
changeset
|
518 NOP2, |
0ae589d4c3f9
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parents:
202
diff
changeset
|
519 NOP2, |
0ae589d4c3f9
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parents:
202
diff
changeset
|
520 NOP2, |
0ae589d4c3f9
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202
diff
changeset
|
521 {Z80_ADD, Z80_IX, Z80_REG, Z80_DE, 0}, |
0ae589d4c3f9
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202
diff
changeset
|
522 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
523 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
524 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
525 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
526 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
527 NOP2, |
0ae589d4c3f9
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Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
528 //2 |
0ae589d4c3f9
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parents:
202
diff
changeset
|
529 NOP2, |
0ae589d4c3f9
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202
diff
changeset
|
530 {Z80_LD, Z80_IX, Z80_IMMED, Z80_UNUSED, 0}, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
531 {Z80_LD, Z80_IX, Z80_IMMED_INDIRECT | Z80_DIR, Z80_UNUSED, 0}, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
532 {Z80_INC, Z80_IX, Z80_UNUSED, Z80_UNUSED, 0}, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
533 {Z80_INC, Z80_IXH, Z80_UNUSED, Z80_UNUSED, 0}, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
534 {Z80_DEC, Z80_IXH, Z80_UNUSED, Z80_UNUSED, 0}, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
535 {Z80_LD, Z80_IXH, Z80_IMMED, Z80_UNUSED, 0}, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
536 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
537 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
538 {Z80_ADD, Z80_IX, Z80_REG, Z80_IX, 0}, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
539 {Z80_LD, Z80_IX, Z80_IMMED_INDIRECT, Z80_UNUSED, 0}, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
540 {Z80_DEC, Z80_IX, Z80_UNUSED, Z80_UNUSED, 0}, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
541 {Z80_INC, Z80_IXL, Z80_UNUSED, Z80_UNUSED, 0}, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
542 {Z80_DEC, Z80_IXL, Z80_UNUSED, Z80_UNUSED, 0}, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
543 {Z80_LD, Z80_IXL, Z80_IMMED, Z80_UNUSED, 0}, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
544 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
545 //3 |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
546 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
547 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
548 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
549 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
550 {Z80_INC, Z80_UNUSED, Z80_IX_DISPLACE, 0, 0}, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
551 {Z80_DEC, Z80_UNUSED, Z80_IX_DISPLACE, 0, 0}, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
552 {Z80_LD, Z80_USE_IMMED, Z80_IX_DISPLACE | Z80_DIR, 0, 0}, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
553 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
554 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
555 {Z80_ADD, Z80_IX, Z80_REG, Z80_SP, 0}, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
556 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
557 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
558 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
559 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
560 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
561 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
562 //4 |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
563 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
564 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
565 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
566 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
567 {Z80_LD, Z80_B, Z80_REG, Z80_IXH, 0}, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
568 {Z80_LD, Z80_B, Z80_REG, Z80_IXL, 0}, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
569 {Z80_LD, Z80_B, Z80_IX_DISPLACE, 0, 0}, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
570 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
571 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
572 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
573 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
574 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
575 {Z80_LD, Z80_C, Z80_REG, Z80_IXH, 0}, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
576 {Z80_LD, Z80_C, Z80_REG, Z80_IXL, 0}, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
577 {Z80_LD, Z80_C, Z80_IX_DISPLACE, 0, 0}, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
578 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
579 //5 |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
580 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
581 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
582 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
583 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
584 {Z80_LD, Z80_D, Z80_REG, Z80_IXH, 0}, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
585 {Z80_LD, Z80_D, Z80_REG, Z80_IXL, 0}, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
586 {Z80_LD, Z80_D, Z80_IX_DISPLACE, 0, 0}, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
587 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
588 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
589 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
590 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
591 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
592 {Z80_LD, Z80_E, Z80_REG, Z80_IXH, 0}, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
593 {Z80_LD, Z80_E, Z80_REG, Z80_IXL, 0}, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
594 {Z80_LD, Z80_E, Z80_IX_DISPLACE, 0, 0}, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
595 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
596 //6 |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
597 {Z80_LD, Z80_IXH, Z80_REG, Z80_B, 0}, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
598 {Z80_LD, Z80_IXH, Z80_REG, Z80_C, 0}, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
599 {Z80_LD, Z80_IXH, Z80_REG, Z80_D, 0}, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
600 {Z80_LD, Z80_IXH, Z80_REG, Z80_E, 0}, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
601 {Z80_LD, Z80_IXH, Z80_REG, Z80_IXH, 0}, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
602 {Z80_LD, Z80_IXH, Z80_REG, Z80_IXL, 0}, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
603 {Z80_LD, Z80_H, Z80_IX_DISPLACE, 0, 0}, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
604 {Z80_LD, Z80_IXH, Z80_REG, Z80_A, 0}, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
605 {Z80_LD, Z80_IXL, Z80_REG, Z80_B, 0}, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
606 {Z80_LD, Z80_IXL, Z80_REG, Z80_C, 0}, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
607 {Z80_LD, Z80_IXL, Z80_REG, Z80_D, 0}, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
608 {Z80_LD, Z80_IXL, Z80_REG, Z80_E, 0}, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
609 {Z80_LD, Z80_IXL, Z80_REG, Z80_IXH, 0}, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
610 {Z80_LD, Z80_IXL, Z80_REG, Z80_IXL, 0}, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
611 {Z80_LD, Z80_L, Z80_IX_DISPLACE, 0, 0}, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
612 {Z80_LD, Z80_IXL, Z80_REG, Z80_A, 0}, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
613 //7 |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
614 {Z80_LD, Z80_B, Z80_IX_DISPLACE | Z80_DIR, 0, 0}, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
615 {Z80_LD, Z80_C, Z80_IX_DISPLACE | Z80_DIR, 0, 0}, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
616 {Z80_LD, Z80_D, Z80_IX_DISPLACE | Z80_DIR, 0, 0}, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
617 {Z80_LD, Z80_E, Z80_IX_DISPLACE | Z80_DIR, 0, 0}, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
618 {Z80_LD, Z80_H, Z80_IX_DISPLACE | Z80_DIR, 0, 0}, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
619 {Z80_LD, Z80_L, Z80_IX_DISPLACE | Z80_DIR, 0, 0}, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
620 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
621 {Z80_LD, Z80_A, Z80_IX_DISPLACE | Z80_DIR, 0, 0}, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
622 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
623 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
624 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
625 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
626 {Z80_LD, Z80_A, Z80_REG, Z80_IXH, 0}, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
627 {Z80_LD, Z80_A, Z80_REG, Z80_IXL, 0}, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
628 {Z80_LD, Z80_A, Z80_IX_DISPLACE, 0, 0}, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
629 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
630 //8 |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
631 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
632 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
633 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
634 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
635 {Z80_ADD, Z80_A, Z80_REG, Z80_IXH, 0}, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
636 {Z80_ADD, Z80_A, Z80_REG, Z80_IXL, 0}, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
637 {Z80_ADD, Z80_A, Z80_IX_DISPLACE, 0, 0}, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
638 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
639 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
640 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
641 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
642 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
643 {Z80_ADC, Z80_A, Z80_REG, Z80_IXH, 0}, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
644 {Z80_ADC, Z80_A, Z80_REG, Z80_IXL, 0}, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
645 {Z80_ADC, Z80_A, Z80_IX_DISPLACE, 0, 0}, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
646 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
647 //9 |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
648 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
649 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
650 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
651 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
652 {Z80_SUB, Z80_A, Z80_REG, Z80_IXH, 0}, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
653 {Z80_SUB, Z80_A, Z80_REG, Z80_IXL, 0}, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
654 {Z80_SUB, Z80_A, Z80_IX_DISPLACE, 0, 0}, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
655 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
656 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
657 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
658 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
659 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
660 {Z80_SBC, Z80_A, Z80_REG, Z80_IXH, 0}, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
661 {Z80_SBC, Z80_A, Z80_REG, Z80_IXL, 0}, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
662 {Z80_SBC, Z80_A, Z80_IX_DISPLACE, 0, 0}, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
663 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
664 //A |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
665 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
666 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
667 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
668 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
669 {Z80_AND, Z80_A, Z80_REG, Z80_IXH, 0}, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
670 {Z80_AND, Z80_A, Z80_REG, Z80_IXL, 0}, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
671 {Z80_AND, Z80_A, Z80_IX_DISPLACE, 0, 0}, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
672 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
673 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
674 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
675 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
676 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
677 {Z80_XOR, Z80_A, Z80_REG, Z80_IXH, 0}, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
678 {Z80_XOR, Z80_A, Z80_REG, Z80_IXL, 0}, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
679 {Z80_XOR, Z80_A, Z80_IX_DISPLACE, 0, 0}, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
680 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
681 //B |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
682 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
683 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
684 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
685 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
686 {Z80_OR, Z80_A, Z80_REG, Z80_IXH, 0}, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
687 {Z80_OR, Z80_A, Z80_REG, Z80_IXL, 0}, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
688 {Z80_OR, Z80_A, Z80_IX_DISPLACE, 0, 0}, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
689 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
690 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
691 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
692 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
693 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
694 {Z80_CP, Z80_A, Z80_REG, Z80_IXH, 0}, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
695 {Z80_CP, Z80_A, Z80_REG, Z80_IXL, 0}, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
696 {Z80_CP, Z80_A, Z80_IX_DISPLACE, 0, 0}, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
697 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
698 //C |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
699 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
700 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
701 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
702 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
703 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
704 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
705 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
706 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
707 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
708 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
709 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
710 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
711 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
712 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
713 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
714 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
715 //D |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
716 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
717 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
718 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
719 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
720 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
721 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
722 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
723 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
724 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
725 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
726 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
727 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
728 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
729 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
730 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
731 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
732 //E |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
733 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
734 {Z80_POP, Z80_IX, Z80_UNUSED, Z80_UNUSED, 0}, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
735 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
736 {Z80_EX, Z80_IX, Z80_REG_INDIRECT | Z80_DIR, Z80_SP, 0}, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
737 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
738 {Z80_PUSH, Z80_IX, Z80_UNUSED, Z80_UNUSED, 0}, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
739 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
740 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
741 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
742 {Z80_JP, Z80_UNUSED, Z80_REG_INDIRECT, Z80_IX, 0}, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
743 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
744 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
745 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
746 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
747 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
748 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
749 //F |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
750 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
751 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
752 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
753 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
754 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
755 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
756 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
757 NOP2, |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
758 NOP2, |
0ae589d4c3f9
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diff
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759 {Z80_LD, Z80_SP, Z80_REG, Z80_IX, 0}, |
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760 NOP2, |
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202
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|
761 NOP2, |
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202
diff
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|
762 NOP2, |
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202
diff
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|
763 NOP2, |
0ae589d4c3f9
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202
diff
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|
764 NOP2, |
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Add support for 2-byte IX instructions to decoder
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202
diff
changeset
|
765 NOP2 |
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202
diff
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|
766 }; |
202
693ad04b965e
Distinguish between 1-byte and 2-byte NOPs
Mike Pavone <pavone@retrodev.com>
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201
diff
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|
767 |
205
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diff
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|
768 #define SHIFT_BLOCK_IX(op) \ |
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diff
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769 {op, Z80_B, Z80_IX_DISPLACE | Z80_DIR, 0, 0},\ |
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diff
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|
770 {op, Z80_C, Z80_IX_DISPLACE | Z80_DIR, 0, 0},\ |
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diff
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|
771 {op, Z80_D, Z80_IX_DISPLACE | Z80_DIR, 0, 0},\ |
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772 {op, Z80_E, Z80_IX_DISPLACE | Z80_DIR, 0, 0},\ |
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diff
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|
773 {op, Z80_H, Z80_IX_DISPLACE | Z80_DIR, 0, 0},\ |
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diff
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|
774 {op, Z80_L, Z80_IX_DISPLACE | Z80_DIR, 0, 0},\ |
19b323614309
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204
diff
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|
775 {op, Z80_UNUSED, Z80_IX_DISPLACE | Z80_DIR, 0, 0},\ |
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diff
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|
776 {op, Z80_A, Z80_IX_DISPLACE | Z80_DIR, 0, 0} |
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diff
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|
777 |
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diff
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|
778 #define BIT_BLOCK_IX(bit) \ |
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diff
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|
779 {Z80_BIT, Z80_USE_IMMED, Z80_IX_DISPLACE, 0, bit},\ |
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diff
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|
780 {Z80_BIT, Z80_USE_IMMED, Z80_IX_DISPLACE, 0, bit},\ |
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diff
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|
781 {Z80_BIT, Z80_USE_IMMED, Z80_IX_DISPLACE, 0, bit},\ |
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diff
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|
782 {Z80_BIT, Z80_USE_IMMED, Z80_IX_DISPLACE, 0, bit},\ |
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diff
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|
783 {Z80_BIT, Z80_USE_IMMED, Z80_IX_DISPLACE, 0, bit},\ |
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204
diff
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|
784 {Z80_BIT, Z80_USE_IMMED, Z80_IX_DISPLACE, 0, bit},\ |
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diff
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|
785 {Z80_BIT, Z80_USE_IMMED, Z80_IX_DISPLACE, 0, bit},\ |
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diff
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|
786 {Z80_BIT, Z80_USE_IMMED, Z80_IX_DISPLACE, 0, bit} |
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204
diff
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|
787 |
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204
diff
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|
788 #define BIT_BLOCK_IX_REG(op, bit) \ |
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Add support for IX bit instructions to decoder
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204
diff
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|
789 {op, Z80_B, Z80_IX_DISPLACE | Z80_DIR, 0, bit},\ |
19b323614309
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diff
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|
790 {op, Z80_C, Z80_IX_DISPLACE | Z80_DIR, 0, bit},\ |
19b323614309
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diff
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|
791 {op, Z80_D, Z80_IX_DISPLACE | Z80_DIR, 0, bit},\ |
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diff
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|
792 {op, Z80_E, Z80_IX_DISPLACE | Z80_DIR, 0, bit},\ |
19b323614309
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diff
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|
793 {op, Z80_H, Z80_IX_DISPLACE | Z80_DIR, 0, bit},\ |
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diff
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|
794 {op, Z80_L, Z80_IX_DISPLACE | Z80_DIR, 0, bit},\ |
19b323614309
Add support for IX bit instructions to decoder
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204
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|
795 {op, Z80_USE_IMMED, Z80_IX_DISPLACE, 0, bit},\ |
19b323614309
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diff
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|
796 {op, Z80_A, Z80_IX_DISPLACE | Z80_DIR, 0, bit} |
19b323614309
Add support for IX bit instructions to decoder
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204
diff
changeset
|
797 |
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204
diff
changeset
|
798 z80inst z80_tbl_ix_bit[256] = { |
19b323614309
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204
diff
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|
799 //0 |
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204
diff
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|
800 SHIFT_BLOCK_IX(Z80_RLC), |
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204
diff
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|
801 SHIFT_BLOCK_IX(Z80_RRC), |
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204
diff
changeset
|
802 //1 |
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diff
changeset
|
803 SHIFT_BLOCK_IX(Z80_RL), |
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204
diff
changeset
|
804 SHIFT_BLOCK_IX(Z80_RR), |
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204
diff
changeset
|
805 //2 |
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204
diff
changeset
|
806 SHIFT_BLOCK_IX(Z80_SLA), |
19b323614309
Add support for IX bit instructions to decoder
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204
diff
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|
807 SHIFT_BLOCK_IX(Z80_SRA), |
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Add support for IX bit instructions to decoder
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204
diff
changeset
|
808 //3 |
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204
diff
changeset
|
809 SHIFT_BLOCK_IX(Z80_SLL), |
19b323614309
Add support for IX bit instructions to decoder
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204
diff
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|
810 SHIFT_BLOCK_IX(Z80_SRL), |
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Add support for IX bit instructions to decoder
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204
diff
changeset
|
811 //4 |
19b323614309
Add support for IX bit instructions to decoder
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204
diff
changeset
|
812 BIT_BLOCK_IX(0), |
19b323614309
Add support for IX bit instructions to decoder
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204
diff
changeset
|
813 BIT_BLOCK_IX(1), |
19b323614309
Add support for IX bit instructions to decoder
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204
diff
changeset
|
814 //5 |
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204
diff
changeset
|
815 BIT_BLOCK_IX(2), |
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Add support for IX bit instructions to decoder
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204
diff
changeset
|
816 BIT_BLOCK_IX(3), |
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204
diff
changeset
|
817 //6 |
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Add support for IX bit instructions to decoder
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204
diff
changeset
|
818 BIT_BLOCK_IX(4), |
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204
diff
changeset
|
819 BIT_BLOCK_IX(5), |
19b323614309
Add support for IX bit instructions to decoder
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204
diff
changeset
|
820 //7 |
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204
diff
changeset
|
821 BIT_BLOCK_IX(6), |
19b323614309
Add support for IX bit instructions to decoder
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204
diff
changeset
|
822 BIT_BLOCK_IX(7), |
19b323614309
Add support for IX bit instructions to decoder
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204
diff
changeset
|
823 //8 |
19b323614309
Add support for IX bit instructions to decoder
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204
diff
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|
824 BIT_BLOCK_IX_REG(Z80_RES, 0), |
19b323614309
Add support for IX bit instructions to decoder
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204
diff
changeset
|
825 BIT_BLOCK_IX_REG(Z80_RES, 1), |
19b323614309
Add support for IX bit instructions to decoder
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204
diff
changeset
|
826 //9 |
19b323614309
Add support for IX bit instructions to decoder
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204
diff
changeset
|
827 BIT_BLOCK_IX_REG(Z80_RES, 2), |
19b323614309
Add support for IX bit instructions to decoder
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204
diff
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|
828 BIT_BLOCK_IX_REG(Z80_RES, 3), |
19b323614309
Add support for IX bit instructions to decoder
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204
diff
changeset
|
829 //A |
19b323614309
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204
diff
changeset
|
830 BIT_BLOCK_IX_REG(Z80_RES, 4), |
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204
diff
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|
831 BIT_BLOCK_IX_REG(Z80_RES, 5), |
19b323614309
Add support for IX bit instructions to decoder
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204
diff
changeset
|
832 //B |
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Add support for IX bit instructions to decoder
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204
diff
changeset
|
833 BIT_BLOCK_IX_REG(Z80_RES, 6), |
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204
diff
changeset
|
834 BIT_BLOCK_IX_REG(Z80_RES, 7), |
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204
diff
changeset
|
835 //C |
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204
diff
changeset
|
836 BIT_BLOCK_IX_REG(Z80_SET, 0), |
19b323614309
Add support for IX bit instructions to decoder
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204
diff
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|
837 BIT_BLOCK_IX_REG(Z80_SET, 1), |
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Add support for IX bit instructions to decoder
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204
diff
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|
838 //D |
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204
diff
changeset
|
839 BIT_BLOCK_IX_REG(Z80_SET, 2), |
19b323614309
Add support for IX bit instructions to decoder
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204
diff
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|
840 BIT_BLOCK_IX_REG(Z80_SET, 3), |
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204
diff
changeset
|
841 //E |
19b323614309
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204
diff
changeset
|
842 BIT_BLOCK_IX_REG(Z80_SET, 4), |
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204
diff
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|
843 BIT_BLOCK_IX_REG(Z80_SET, 5), |
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204
diff
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|
844 //F |
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204
diff
changeset
|
845 BIT_BLOCK_IX_REG(Z80_SET, 6), |
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204
diff
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|
846 BIT_BLOCK_IX_REG(Z80_SET, 7), |
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204
diff
changeset
|
847 }; |
204
02dfa5962522
Add support for 2-byte IY instructions to decoder
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203
diff
changeset
|
848 |
02dfa5962522
Add support for 2-byte IY instructions to decoder
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diff
changeset
|
849 z80inst z80_tbl_iy[256] = { |
02dfa5962522
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203
diff
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|
850 //0 |
02dfa5962522
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203
diff
changeset
|
851 NOP2, |
02dfa5962522
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parents:
203
diff
changeset
|
852 NOP2, |
02dfa5962522
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parents:
203
diff
changeset
|
853 NOP2, |
02dfa5962522
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203
diff
changeset
|
854 NOP2, |
02dfa5962522
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parents:
203
diff
changeset
|
855 NOP2, |
02dfa5962522
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203
diff
changeset
|
856 NOP2, |
02dfa5962522
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203
diff
changeset
|
857 NOP2, |
02dfa5962522
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203
diff
changeset
|
858 NOP2, |
02dfa5962522
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203
diff
changeset
|
859 NOP2, |
02dfa5962522
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203
diff
changeset
|
860 {Z80_ADD, Z80_IY, Z80_REG, Z80_BC, 0}, |
02dfa5962522
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203
diff
changeset
|
861 NOP2, |
02dfa5962522
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203
diff
changeset
|
862 NOP2, |
02dfa5962522
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parents:
203
diff
changeset
|
863 NOP2, |
02dfa5962522
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203
diff
changeset
|
864 NOP2, |
02dfa5962522
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203
diff
changeset
|
865 NOP2, |
02dfa5962522
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203
diff
changeset
|
866 NOP2, |
02dfa5962522
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203
diff
changeset
|
867 //1 |
02dfa5962522
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203
diff
changeset
|
868 NOP2, |
02dfa5962522
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203
diff
changeset
|
869 NOP2, |
02dfa5962522
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parents:
203
diff
changeset
|
870 NOP2, |
02dfa5962522
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parents:
203
diff
changeset
|
871 NOP2, |
02dfa5962522
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parents:
203
diff
changeset
|
872 NOP2, |
02dfa5962522
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parents:
203
diff
changeset
|
873 NOP2, |
02dfa5962522
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parents:
203
diff
changeset
|
874 NOP2, |
02dfa5962522
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parents:
203
diff
changeset
|
875 NOP2, |
02dfa5962522
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203
diff
changeset
|
876 NOP2, |
02dfa5962522
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203
diff
changeset
|
877 {Z80_ADD, Z80_IY, Z80_REG, Z80_DE, 0}, |
02dfa5962522
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203
diff
changeset
|
878 NOP2, |
02dfa5962522
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203
diff
changeset
|
879 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
880 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
881 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
882 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
883 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
884 //2 |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
885 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
886 {Z80_LD, Z80_IY, Z80_IMMED, Z80_UNUSED, 0}, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
887 {Z80_LD, Z80_IY, Z80_IMMED_INDIRECT | Z80_DIR, Z80_UNUSED, 0}, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
888 {Z80_INC, Z80_IY, Z80_UNUSED, Z80_UNUSED, 0}, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
889 {Z80_INC, Z80_IYH, Z80_UNUSED, Z80_UNUSED, 0}, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
890 {Z80_DEC, Z80_IYH, Z80_UNUSED, Z80_UNUSED, 0}, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
891 {Z80_LD, Z80_IYH, Z80_IMMED, Z80_UNUSED, 0}, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
892 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
893 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
894 {Z80_ADD, Z80_IY, Z80_REG, Z80_IY, 0}, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
895 {Z80_LD, Z80_IY, Z80_IMMED_INDIRECT, Z80_UNUSED, 0}, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
896 {Z80_DEC, Z80_IY, Z80_UNUSED, Z80_UNUSED, 0}, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
897 {Z80_INC, Z80_IYL, Z80_UNUSED, Z80_UNUSED, 0}, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
898 {Z80_DEC, Z80_IYL, Z80_UNUSED, Z80_UNUSED, 0}, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
899 {Z80_LD, Z80_IYL, Z80_IMMED, Z80_UNUSED, 0}, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
900 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
901 //3 |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
902 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
903 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
904 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
905 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
906 {Z80_INC, Z80_UNUSED, Z80_IY_DISPLACE, 0, 0}, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
907 {Z80_DEC, Z80_UNUSED, Z80_IY_DISPLACE, 0, 0}, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
908 {Z80_LD, Z80_USE_IMMED, Z80_IY_DISPLACE | Z80_DIR, 0, 0}, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
909 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
910 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
911 {Z80_ADD, Z80_IY, Z80_REG, Z80_SP, 0}, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
912 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
913 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
914 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
915 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
916 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
917 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
918 //4 |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
919 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
920 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
921 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
922 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
923 {Z80_LD, Z80_B, Z80_REG, Z80_IYH, 0}, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
924 {Z80_LD, Z80_B, Z80_REG, Z80_IYL, 0}, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
925 {Z80_LD, Z80_B, Z80_IY_DISPLACE, 0, 0}, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
926 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
927 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
928 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
929 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
930 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
931 {Z80_LD, Z80_C, Z80_REG, Z80_IYH, 0}, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
932 {Z80_LD, Z80_C, Z80_REG, Z80_IYL, 0}, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
933 {Z80_LD, Z80_C, Z80_IY_DISPLACE, 0, 0}, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
934 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
935 //5 |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
936 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
937 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
938 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
939 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
940 {Z80_LD, Z80_D, Z80_REG, Z80_IYH, 0}, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
941 {Z80_LD, Z80_D, Z80_REG, Z80_IYL, 0}, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
942 {Z80_LD, Z80_D, Z80_IY_DISPLACE, 0, 0}, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
943 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
944 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
945 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
946 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
947 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
948 {Z80_LD, Z80_E, Z80_REG, Z80_IYH, 0}, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
949 {Z80_LD, Z80_E, Z80_REG, Z80_IYL, 0}, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
950 {Z80_LD, Z80_E, Z80_IY_DISPLACE, 0, 0}, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
951 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
952 //6 |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
953 {Z80_LD, Z80_IYH, Z80_REG, Z80_B, 0}, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
954 {Z80_LD, Z80_IYH, Z80_REG, Z80_C, 0}, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
955 {Z80_LD, Z80_IYH, Z80_REG, Z80_D, 0}, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
956 {Z80_LD, Z80_IYH, Z80_REG, Z80_E, 0}, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
957 {Z80_LD, Z80_IYH, Z80_REG, Z80_IYH, 0}, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
958 {Z80_LD, Z80_IYH, Z80_REG, Z80_IYL, 0}, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
959 {Z80_LD, Z80_H, Z80_IY_DISPLACE, 0, 0}, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
960 {Z80_LD, Z80_IYH, Z80_REG, Z80_A, 0}, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
961 {Z80_LD, Z80_IYL, Z80_REG, Z80_B, 0}, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
962 {Z80_LD, Z80_IYL, Z80_REG, Z80_C, 0}, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
963 {Z80_LD, Z80_IYL, Z80_REG, Z80_D, 0}, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
964 {Z80_LD, Z80_IYL, Z80_REG, Z80_E, 0}, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
965 {Z80_LD, Z80_IYL, Z80_REG, Z80_IYH, 0}, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
966 {Z80_LD, Z80_IYL, Z80_REG, Z80_IYL, 0}, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
967 {Z80_LD, Z80_L, Z80_IY_DISPLACE, 0, 0}, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
968 {Z80_LD, Z80_IYL, Z80_REG, Z80_A, 0}, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
969 //7 |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
970 {Z80_LD, Z80_B, Z80_IY_DISPLACE | Z80_DIR, 0, 0}, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
971 {Z80_LD, Z80_C, Z80_IY_DISPLACE | Z80_DIR, 0, 0}, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
972 {Z80_LD, Z80_D, Z80_IY_DISPLACE | Z80_DIR, 0, 0}, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
973 {Z80_LD, Z80_E, Z80_IY_DISPLACE | Z80_DIR, 0, 0}, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
974 {Z80_LD, Z80_H, Z80_IY_DISPLACE | Z80_DIR, 0, 0}, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
975 {Z80_LD, Z80_L, Z80_IY_DISPLACE | Z80_DIR, 0, 0}, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
976 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
977 {Z80_LD, Z80_A, Z80_IY_DISPLACE | Z80_DIR, 0, 0}, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
978 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
979 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
980 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
981 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
982 {Z80_LD, Z80_A, Z80_REG, Z80_IYH, 0}, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
983 {Z80_LD, Z80_A, Z80_REG, Z80_IYL, 0}, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
984 {Z80_LD, Z80_A, Z80_IY_DISPLACE, 0, 0}, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
985 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
986 //8 |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
987 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
988 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
989 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
990 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
991 {Z80_ADD, Z80_A, Z80_REG, Z80_IYH, 0}, |
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992 {Z80_ADD, Z80_A, Z80_REG, Z80_IYL, 0}, |
02dfa5962522
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993 {Z80_ADD, Z80_A, Z80_IY_DISPLACE, 0, 0}, |
02dfa5962522
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994 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
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995 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
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|
996 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
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|
997 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
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203
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|
998 NOP2, |
02dfa5962522
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|
999 {Z80_ADC, Z80_A, Z80_REG, Z80_IYH, 0}, |
02dfa5962522
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1000 {Z80_ADC, Z80_A, Z80_REG, Z80_IYL, 0}, |
02dfa5962522
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1001 {Z80_ADC, Z80_A, Z80_IY_DISPLACE, 0, 0}, |
02dfa5962522
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1002 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
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203
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|
1003 //9 |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
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203
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|
1004 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
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203
diff
changeset
|
1005 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
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203
diff
changeset
|
1006 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
1007 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
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203
diff
changeset
|
1008 {Z80_SUB, Z80_A, Z80_REG, Z80_IYH, 0}, |
02dfa5962522
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203
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1009 {Z80_SUB, Z80_A, Z80_REG, Z80_IYL, 0}, |
02dfa5962522
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Mike Pavone <pavone@retrodev.com>
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|
1010 {Z80_SUB, Z80_A, Z80_IY_DISPLACE, 0, 0}, |
02dfa5962522
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Mike Pavone <pavone@retrodev.com>
parents:
203
diff
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|
1011 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
1012 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
1013 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
1014 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
1015 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
1016 {Z80_SBC, Z80_A, Z80_REG, Z80_IYH, 0}, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
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203
diff
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|
1017 {Z80_SBC, Z80_A, Z80_REG, Z80_IYL, 0}, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
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|
1018 {Z80_SBC, Z80_A, Z80_IY_DISPLACE, 0, 0}, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
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203
diff
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|
1019 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
1020 //A |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
1021 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
1022 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
1023 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
1024 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
1025 {Z80_AND, Z80_A, Z80_REG, Z80_IYH, 0}, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
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|
1026 {Z80_AND, Z80_A, Z80_REG, Z80_IYL, 0}, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
1027 {Z80_AND, Z80_A, Z80_IY_DISPLACE, 0, 0}, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
1028 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
1029 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
1030 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
1031 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
1032 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
1033 {Z80_XOR, Z80_A, Z80_REG, Z80_IYH, 0}, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
1034 {Z80_XOR, Z80_A, Z80_REG, Z80_IYL, 0}, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
1035 {Z80_XOR, Z80_A, Z80_IY_DISPLACE, 0, 0}, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
1036 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
1037 //B |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
1038 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
1039 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
1040 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
1041 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
1042 {Z80_OR, Z80_A, Z80_REG, Z80_IYH, 0}, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
1043 {Z80_OR, Z80_A, Z80_REG, Z80_IYL, 0}, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
1044 {Z80_OR, Z80_A, Z80_IY_DISPLACE, 0, 0}, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
1045 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
1046 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
1047 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
1048 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
1049 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
1050 {Z80_CP, Z80_A, Z80_REG, Z80_IYH, 0}, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
1051 {Z80_CP, Z80_A, Z80_REG, Z80_IYL, 0}, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
1052 {Z80_CP, Z80_A, Z80_IY_DISPLACE, 0, 0}, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
1053 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
1054 //C |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
1055 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
1056 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
1057 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
1058 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
1059 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
1060 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
1061 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
1062 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
1063 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
1064 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
1065 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
1066 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
1067 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
1068 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
1069 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
1070 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
1071 //D |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
1072 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
1073 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
1074 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
1075 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
1076 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
1077 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
1078 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
1079 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
1080 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
1081 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
1082 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
1083 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
1084 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
1085 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
1086 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
1087 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
1088 //E |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
1089 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
1090 {Z80_POP, Z80_IY, Z80_UNUSED, Z80_UNUSED, 0}, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
1091 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
1092 {Z80_EX, Z80_IY, Z80_REG_INDIRECT | Z80_DIR, Z80_SP, 0}, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
1093 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
1094 {Z80_PUSH, Z80_IY, Z80_UNUSED, Z80_UNUSED, 0}, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
1095 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
1096 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
1097 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
1098 {Z80_JP, Z80_UNUSED, Z80_REG_INDIRECT, Z80_IY, 0}, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
1099 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
1100 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
1101 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
1102 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
1103 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
1104 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
1105 //F |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
1106 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
1107 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
1108 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
1109 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
1110 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
1111 NOP2, |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
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1112 NOP2, |
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1113 NOP2, |
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1114 NOP2, |
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1115 {Z80_LD, Z80_SP, Z80_REG, Z80_IY, 0}, |
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1116 NOP2, |
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1117 NOP2, |
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1118 NOP2, |
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1119 NOP2, |
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1120 NOP2, |
213
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Make reset trigger debug exit to make it easier to test the same cases in blastem and musashi. Fix asl #1 overflow flag.
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1121 //TODO: Enable this based on a define |
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1122 {Z80_NOP, Z80_UNUSED, Z80_UNUSED, Z80_UNUSED, 42} |
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1123 //NOP2 |
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1124 }; |
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1125 |
206
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1126 #define SHIFT_BLOCK_IY(op) \ |
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1127 {op, Z80_B, Z80_IY_DISPLACE | Z80_DIR, 0, 0},\ |
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1128 {op, Z80_C, Z80_IY_DISPLACE | Z80_DIR, 0, 0},\ |
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1129 {op, Z80_D, Z80_IY_DISPLACE | Z80_DIR, 0, 0},\ |
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1130 {op, Z80_E, Z80_IY_DISPLACE | Z80_DIR, 0, 0},\ |
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1131 {op, Z80_H, Z80_IY_DISPLACE | Z80_DIR, 0, 0},\ |
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1132 {op, Z80_L, Z80_IY_DISPLACE | Z80_DIR, 0, 0},\ |
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1133 {op, Z80_UNUSED, Z80_IY_DISPLACE | Z80_DIR, 0, 0},\ |
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1134 {op, Z80_A, Z80_IY_DISPLACE | Z80_DIR, 0, 0} |
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1135 |
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1136 #define BIT_BLOCK_IY(bit) \ |
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1137 {Z80_BIT, Z80_USE_IMMED, Z80_IY_DISPLACE, 0, bit},\ |
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1138 {Z80_BIT, Z80_USE_IMMED, Z80_IY_DISPLACE, 0, bit},\ |
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1139 {Z80_BIT, Z80_USE_IMMED, Z80_IY_DISPLACE, 0, bit},\ |
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1140 {Z80_BIT, Z80_USE_IMMED, Z80_IY_DISPLACE, 0, bit},\ |
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1141 {Z80_BIT, Z80_USE_IMMED, Z80_IY_DISPLACE, 0, bit},\ |
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1142 {Z80_BIT, Z80_USE_IMMED, Z80_IY_DISPLACE, 0, bit},\ |
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1143 {Z80_BIT, Z80_USE_IMMED, Z80_IY_DISPLACE, 0, bit},\ |
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1144 {Z80_BIT, Z80_USE_IMMED, Z80_IY_DISPLACE, 0, bit} |
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1145 |
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1146 #define BIT_BLOCK_IY_REG(op, bit) \ |
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1147 {op, Z80_B, Z80_IY_DISPLACE | Z80_DIR, 0, bit},\ |
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1148 {op, Z80_C, Z80_IY_DISPLACE | Z80_DIR, 0, bit},\ |
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1149 {op, Z80_D, Z80_IY_DISPLACE | Z80_DIR, 0, bit},\ |
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1150 {op, Z80_E, Z80_IY_DISPLACE | Z80_DIR, 0, bit},\ |
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1151 {op, Z80_H, Z80_IY_DISPLACE | Z80_DIR, 0, bit},\ |
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1152 {op, Z80_L, Z80_IY_DISPLACE | Z80_DIR, 0, bit},\ |
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1153 {op, Z80_USE_IMMED, Z80_IY_DISPLACE, 0, bit},\ |
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1154 {op, Z80_A, Z80_IY_DISPLACE | Z80_DIR, 0, bit} |
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1155 |
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1156 z80inst z80_tbl_iy_bit[256] = { |
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1157 //0 |
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1158 SHIFT_BLOCK_IY(Z80_RLC), |
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1159 SHIFT_BLOCK_IY(Z80_RRC), |
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1160 //1 |
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|
1161 SHIFT_BLOCK_IY(Z80_RL), |
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|
1162 SHIFT_BLOCK_IY(Z80_RR), |
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diff
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|
1163 //2 |
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1164 SHIFT_BLOCK_IY(Z80_SLA), |
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1165 SHIFT_BLOCK_IY(Z80_SRA), |
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diff
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|
1166 //3 |
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|
1167 SHIFT_BLOCK_IY(Z80_SLL), |
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1168 SHIFT_BLOCK_IY(Z80_SRL), |
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1169 //4 |
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|
1170 BIT_BLOCK_IY(0), |
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|
1171 BIT_BLOCK_IY(1), |
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diff
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|
1172 //5 |
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|
1173 BIT_BLOCK_IY(2), |
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|
1174 BIT_BLOCK_IY(3), |
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|
1175 //6 |
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1176 BIT_BLOCK_IY(4), |
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|
1177 BIT_BLOCK_IY(5), |
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|
1178 //7 |
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|
1179 BIT_BLOCK_IY(6), |
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|
1180 BIT_BLOCK_IY(7), |
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diff
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|
1181 //8 |
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1182 BIT_BLOCK_IY_REG(Z80_RES, 0), |
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1183 BIT_BLOCK_IY_REG(Z80_RES, 1), |
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1184 //9 |
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|
1185 BIT_BLOCK_IY_REG(Z80_RES, 2), |
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1186 BIT_BLOCK_IY_REG(Z80_RES, 3), |
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1187 //A |
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1188 BIT_BLOCK_IY_REG(Z80_RES, 4), |
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1189 BIT_BLOCK_IY_REG(Z80_RES, 5), |
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1190 //B |
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1191 BIT_BLOCK_IY_REG(Z80_RES, 6), |
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1192 BIT_BLOCK_IY_REG(Z80_RES, 7), |
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1193 //C |
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1194 BIT_BLOCK_IY_REG(Z80_SET, 0), |
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1195 BIT_BLOCK_IY_REG(Z80_SET, 1), |
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1196 //D |
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1197 BIT_BLOCK_IY_REG(Z80_SET, 2), |
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1198 BIT_BLOCK_IY_REG(Z80_SET, 3), |
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1199 //E |
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1200 BIT_BLOCK_IY_REG(Z80_SET, 4), |
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1201 BIT_BLOCK_IY_REG(Z80_SET, 5), |
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1202 //F |
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1203 BIT_BLOCK_IY_REG(Z80_SET, 6), |
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1204 BIT_BLOCK_IY_REG(Z80_SET, 7), |
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1205 }; |
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1206 |
199
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|
1207 uint8_t * z80_decode(uint8_t * istream, z80inst * decoded) |
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1208 { |
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1209 uint8_t tmp; |
199
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|
1210 if (*istream == 0xCB) { |
201
2d2fa345e1fc
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1211 istream++; |
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1212 memcpy(decoded, z80_tbl_bit + *istream, sizeof(z80inst)); |
199
69585e7d474f
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1213 } else if (*istream == 0xDD) { |
203
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1214 istream++; |
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|
1215 if (*istream == 0xCB) { |
205
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1216 tmp = *(++istream); |
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1217 istream++; |
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1218 memcpy(decoded, z80_tbl_ix_bit + *istream, sizeof(z80inst)); |
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1219 decoded->ea_reg = tmp; |
203
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1220 } else { |
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|
1221 memcpy(decoded, z80_tbl_ix + *istream, sizeof(z80inst)); |
205
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1222 if ((decoded->addr_mode & 0x1F) == Z80_IX_DISPLACE) { |
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1223 decoded->ea_reg = *(++istream); |
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1224 } |
203
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|
1225 } |
199
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|
1226 } else if (*istream == 0xED) { |
200
d3066ceb29d1
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199
diff
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|
1227 istream++; |
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199
diff
changeset
|
1228 if (*istream < 0x40 || *istream >= 0xC0) { |
d3066ceb29d1
Add support for EXTD group 2-byte Z80 instructions in decoder
Mike Pavone <pavone@retrodev.com>
parents:
199
diff
changeset
|
1229 memcpy(decoded, z80_tbl_extd + 0xBF, sizeof(z80inst)); |
d3066ceb29d1
Add support for EXTD group 2-byte Z80 instructions in decoder
Mike Pavone <pavone@retrodev.com>
parents:
199
diff
changeset
|
1230 } else { |
d3066ceb29d1
Add support for EXTD group 2-byte Z80 instructions in decoder
Mike Pavone <pavone@retrodev.com>
parents:
199
diff
changeset
|
1231 memcpy(decoded, z80_tbl_extd + *istream-0x40, sizeof(z80inst)); |
d3066ceb29d1
Add support for EXTD group 2-byte Z80 instructions in decoder
Mike Pavone <pavone@retrodev.com>
parents:
199
diff
changeset
|
1232 } |
199
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1233 } else if (*istream == 0xFD) { |
204
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
1234 istream++; |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
1235 if (*istream == 0xCB) { |
206
807ca611b561
Add support for IY bit instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
205
diff
changeset
|
1236 tmp = *(++istream); |
807ca611b561
Add support for IY bit instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
205
diff
changeset
|
1237 istream++; |
807ca611b561
Add support for IY bit instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
205
diff
changeset
|
1238 memcpy(decoded, z80_tbl_iy_bit + *istream, sizeof(z80inst)); |
807ca611b561
Add support for IY bit instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
205
diff
changeset
|
1239 decoded->ea_reg = tmp; |
204
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
1240 } else { |
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
1241 memcpy(decoded, z80_tbl_iy + *istream, sizeof(z80inst)); |
205
19b323614309
Add support for IX bit instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
204
diff
changeset
|
1242 if ((decoded->addr_mode & 0x1F) == Z80_IY_DISPLACE) { |
19b323614309
Add support for IX bit instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
204
diff
changeset
|
1243 decoded->ea_reg = *(++istream); |
19b323614309
Add support for IX bit instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
204
diff
changeset
|
1244 } |
204
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
1245 } |
199
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1246 } else { |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1247 memcpy(decoded, z80_tbl_a + *istream, sizeof(z80inst)); |
200
d3066ceb29d1
Add support for EXTD group 2-byte Z80 instructions in decoder
Mike Pavone <pavone@retrodev.com>
parents:
199
diff
changeset
|
1248 |
d3066ceb29d1
Add support for EXTD group 2-byte Z80 instructions in decoder
Mike Pavone <pavone@retrodev.com>
parents:
199
diff
changeset
|
1249 } |
205
19b323614309
Add support for IX bit instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
204
diff
changeset
|
1250 if ((decoded->addr_mode & 0x1F) == Z80_IMMED && decoded->op != Z80_RST && decoded->op != Z80_IM) { |
200
d3066ceb29d1
Add support for EXTD group 2-byte Z80 instructions in decoder
Mike Pavone <pavone@retrodev.com>
parents:
199
diff
changeset
|
1251 decoded->immed = *(++istream); |
256
ce7ce2b9c2df
Fix decoding of address in JP and JPCC instructions in the Z80 core
Mike Pavone <pavone@retrodev.com>
parents:
247
diff
changeset
|
1252 if ((decoded->reg >= Z80_BC && decoded->reg < Z80_UNUSED) || decoded->op == Z80_CALL || decoded->op == Z80_CALLCC || decoded->op == Z80_JP || decoded->op == Z80_JPCC) { |
200
d3066ceb29d1
Add support for EXTD group 2-byte Z80 instructions in decoder
Mike Pavone <pavone@retrodev.com>
parents:
199
diff
changeset
|
1253 decoded->immed |= *(++istream) << 8; |
d3066ceb29d1
Add support for EXTD group 2-byte Z80 instructions in decoder
Mike Pavone <pavone@retrodev.com>
parents:
199
diff
changeset
|
1254 } else if (decoded->immed & 0x80) { |
d3066ceb29d1
Add support for EXTD group 2-byte Z80 instructions in decoder
Mike Pavone <pavone@retrodev.com>
parents:
199
diff
changeset
|
1255 decoded->immed |= 0xFF00; |
199
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1256 } |
203
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
1257 } else if ((decoded->addr_mode & 0x1F) == Z80_IMMED_INDIRECT) { |
200
d3066ceb29d1
Add support for EXTD group 2-byte Z80 instructions in decoder
Mike Pavone <pavone@retrodev.com>
parents:
199
diff
changeset
|
1258 decoded->immed = *(++istream); |
d3066ceb29d1
Add support for EXTD group 2-byte Z80 instructions in decoder
Mike Pavone <pavone@retrodev.com>
parents:
199
diff
changeset
|
1259 if (decoded->op != Z80_OUT && decoded->op != Z80_IN) { |
d3066ceb29d1
Add support for EXTD group 2-byte Z80 instructions in decoder
Mike Pavone <pavone@retrodev.com>
parents:
199
diff
changeset
|
1260 decoded->immed |= *(++istream) << 8; |
d3066ceb29d1
Add support for EXTD group 2-byte Z80 instructions in decoder
Mike Pavone <pavone@retrodev.com>
parents:
199
diff
changeset
|
1261 } |
203
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
1262 } |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
1263 if (decoded->reg == Z80_USE_IMMED && decoded->op != Z80_BIT && decoded->op != Z80_RES && decoded->op != Z80_SET) { |
200
d3066ceb29d1
Add support for EXTD group 2-byte Z80 instructions in decoder
Mike Pavone <pavone@retrodev.com>
parents:
199
diff
changeset
|
1264 decoded->immed = *(++istream); |
199
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1265 } |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1266 return istream+1; |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1267 } |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1268 |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1269 char *z80_mnemonics[Z80_OTDR+1] = { |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1270 "ld", |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1271 "push", |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1272 "pop", |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1273 "ex", |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1274 "exx", |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1275 "ldi", |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1276 "ldir", |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1277 "ldd", |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1278 "lddr", |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1279 "cpi", |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1280 "cpir", |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1281 "cpd", |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1282 "cpdr", |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1283 "add", |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1284 "adc", |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1285 "sub", |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1286 "sbc", |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1287 "and", |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1288 "or", |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1289 "xor", |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1290 "cp", |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1291 "inc", |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1292 "dec", |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1293 "daa", |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1294 "cpl", |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1295 "neg", |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1296 "ccf", |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1297 "scf", |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1298 "nop", |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1299 "halt", |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1300 "di", |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1301 "ei", |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1302 "im", |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1303 "rlc", |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1304 "rl", |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1305 "rrc", |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1306 "rr", |
201
2d2fa345e1fc
Add support for bit instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
200
diff
changeset
|
1307 "sla", |
2d2fa345e1fc
Add support for bit instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
200
diff
changeset
|
1308 "sra", |
2d2fa345e1fc
Add support for bit instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
200
diff
changeset
|
1309 "sll", |
2d2fa345e1fc
Add support for bit instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
200
diff
changeset
|
1310 "srl", |
199
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1311 "rld", |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1312 "rrd", |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1313 "bit", |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1314 "set", |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1315 "res", |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1316 "jp", |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1317 "jp", |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1318 "jr", |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1319 "jr", |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1320 "djnz", |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1321 "call", |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1322 "call", |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1323 "ret", |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1324 "ret", |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1325 "reti", |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1326 "retn", |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1327 "rst", |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1328 "in", |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1329 "ini", |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1330 "inir", |
200
d3066ceb29d1
Add support for EXTD group 2-byte Z80 instructions in decoder
Mike Pavone <pavone@retrodev.com>
parents:
199
diff
changeset
|
1331 "ind", |
199
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1332 "indr", |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1333 "out", |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1334 "outi", |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1335 "otir", |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1336 "outd", |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1337 "otdr" |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1338 }; |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1339 |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1340 char * z80_regs[Z80_USE_IMMED] = { |
235
d9bf8e61c33c
Get Z80 core working for simple programs
Mike Pavone <pavone@retrodev.com>
parents:
213
diff
changeset
|
1341 "c", |
199
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1342 "b", |
235
d9bf8e61c33c
Get Z80 core working for simple programs
Mike Pavone <pavone@retrodev.com>
parents:
213
diff
changeset
|
1343 "e", |
199
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1344 "d", |
235
d9bf8e61c33c
Get Z80 core working for simple programs
Mike Pavone <pavone@retrodev.com>
parents:
213
diff
changeset
|
1345 "l", |
199
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1346 "h", |
235
d9bf8e61c33c
Get Z80 core working for simple programs
Mike Pavone <pavone@retrodev.com>
parents:
213
diff
changeset
|
1347 "ixl", |
203
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
1348 "ixh", |
235
d9bf8e61c33c
Get Z80 core working for simple programs
Mike Pavone <pavone@retrodev.com>
parents:
213
diff
changeset
|
1349 "iyl", |
204
02dfa5962522
Add support for 2-byte IY instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
203
diff
changeset
|
1350 "iyh", |
200
d3066ceb29d1
Add support for EXTD group 2-byte Z80 instructions in decoder
Mike Pavone <pavone@retrodev.com>
parents:
199
diff
changeset
|
1351 "i", |
d3066ceb29d1
Add support for EXTD group 2-byte Z80 instructions in decoder
Mike Pavone <pavone@retrodev.com>
parents:
199
diff
changeset
|
1352 "r", |
213
4d4559b04c59
Make reset trigger debug exit to make it easier to test the same cases in blastem and musashi. Fix asl #1 overflow flag.
Mike Pavone <pavone@retrodev.com>
parents:
206
diff
changeset
|
1353 "a", |
199
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1354 "bc", |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1355 "de", |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1356 "hl", |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1357 "sp", |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1358 "af", |
203
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
1359 "ix", |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
1360 "iy", |
199
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1361 }; |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1362 |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1363 char * z80_conditions[Z80_CC_M+1] = { |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1364 "nz", |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1365 "z", |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1366 "nc", |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1367 "c", |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1368 "po", |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1369 "pe", |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1370 "p", |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1371 "m" |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1372 }; |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1373 |
314
54c0e5f22198
Show absolute addresses for JR, JRCC and DJNZ in Z80 disassembler
Mike Pavone <pavone@retrodev.com>
parents:
313
diff
changeset
|
1374 int z80_disasm(z80inst * decoded, char * dst, uint16_t address) |
199
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1375 { |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1376 int len = sprintf(dst, "%s", z80_mnemonics[decoded->op]); |
205
19b323614309
Add support for IX bit instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
204
diff
changeset
|
1377 uint8_t needcomma; |
199
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1378 if (decoded->addr_mode & Z80_DIR) { |
205
19b323614309
Add support for IX bit instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
204
diff
changeset
|
1379 needcomma = 1; |
203
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
1380 switch (decoded->addr_mode & 0x1F) |
199
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1381 { |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1382 case Z80_REG: |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1383 len += sprintf(dst+len, " %s", z80_regs[decoded->ea_reg]); |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1384 break; |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1385 case Z80_REG_INDIRECT: |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1386 len += sprintf(dst+len, " (%s)", z80_regs[decoded->ea_reg]); |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1387 break; |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1388 case Z80_IMMED: |
278
9578e5dea147
Use hex where appropriate in disassembler
Mike Pavone <pavone@retrodev.com>
parents:
270
diff
changeset
|
1389 if (decoded->immed >= 63 || decoded->op == Z80_JP || decoded->op == Z80_JPCC || decoded->op == Z80_CALL || decoded->op == Z80_CALLCC || decoded->op == Z80_RST) |
9578e5dea147
Use hex where appropriate in disassembler
Mike Pavone <pavone@retrodev.com>
parents:
270
diff
changeset
|
1390 { |
9578e5dea147
Use hex where appropriate in disassembler
Mike Pavone <pavone@retrodev.com>
parents:
270
diff
changeset
|
1391 len += sprintf(dst+len, " $%X", decoded->immed); |
9578e5dea147
Use hex where appropriate in disassembler
Mike Pavone <pavone@retrodev.com>
parents:
270
diff
changeset
|
1392 } else { |
9578e5dea147
Use hex where appropriate in disassembler
Mike Pavone <pavone@retrodev.com>
parents:
270
diff
changeset
|
1393 len += sprintf(dst+len, " %d", decoded->immed); |
9578e5dea147
Use hex where appropriate in disassembler
Mike Pavone <pavone@retrodev.com>
parents:
270
diff
changeset
|
1394 } |
199
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1395 break; |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1396 case Z80_IMMED_INDIRECT: |
278
9578e5dea147
Use hex where appropriate in disassembler
Mike Pavone <pavone@retrodev.com>
parents:
270
diff
changeset
|
1397 len += sprintf(dst+len, " ($%X)", decoded->immed); |
199
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1398 break; |
203
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
1399 case Z80_IX_DISPLACE: |
297
147e31983730
Fix printing of negative displacements in Z80 disassembler
Mike Pavone <pavone@retrodev.com>
parents:
292
diff
changeset
|
1400 len += sprintf(dst+len, " (ix+%d)", decoded->ea_reg & 0x80 ? decoded->ea_reg - 256 : decoded->ea_reg); |
203
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
1401 break; |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
1402 case Z80_IY_DISPLACE: |
297
147e31983730
Fix printing of negative displacements in Z80 disassembler
Mike Pavone <pavone@retrodev.com>
parents:
292
diff
changeset
|
1403 len += sprintf(dst+len, " (iy+%d)", decoded->ea_reg & 0x80 ? decoded->ea_reg - 256 : decoded->ea_reg); |
203
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
1404 break; |
205
19b323614309
Add support for IX bit instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
204
diff
changeset
|
1405 default: |
19b323614309
Add support for IX bit instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
204
diff
changeset
|
1406 needcomma = 0; |
199
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1407 } |
205
19b323614309
Add support for IX bit instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
204
diff
changeset
|
1408 if (decoded->reg & Z80_IMMED_FLAG) { |
19b323614309
Add support for IX bit instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
204
diff
changeset
|
1409 len += sprintf(dst+len, "%s %d", needcomma ? "," : "", decoded->immed); |
19b323614309
Add support for IX bit instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
204
diff
changeset
|
1410 } |
19b323614309
Add support for IX bit instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
204
diff
changeset
|
1411 if ((decoded->reg & 0x1F) != Z80_UNUSED) { |
199
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1412 if (decoded->op == Z80_JRCC || decoded->op == Z80_JPCC || decoded->op == Z80_CALLCC || decoded->op == Z80_RETCC) { |
205
19b323614309
Add support for IX bit instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
204
diff
changeset
|
1413 len += sprintf(dst+len, "%s %s", needcomma ? "," : "", z80_conditions[decoded->reg & 0x1F]); |
199
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1414 } else { |
205
19b323614309
Add support for IX bit instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
204
diff
changeset
|
1415 len += sprintf(dst+len, "%s %s", needcomma ? "," : "", z80_regs[decoded->reg & 0x1F]); |
199
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1416 } |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1417 } |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1418 } else { |
205
19b323614309
Add support for IX bit instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
204
diff
changeset
|
1419 needcomma = 0; |
19b323614309
Add support for IX bit instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
204
diff
changeset
|
1420 if (decoded->reg & Z80_IMMED_FLAG) { |
201
2d2fa345e1fc
Add support for bit instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
200
diff
changeset
|
1421 len += sprintf(dst+len, " %d", decoded->immed); |
205
19b323614309
Add support for IX bit instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
204
diff
changeset
|
1422 needcomma = 1; |
19b323614309
Add support for IX bit instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
204
diff
changeset
|
1423 } |
19b323614309
Add support for IX bit instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
204
diff
changeset
|
1424 if ((decoded->reg & 0x1F) != Z80_UNUSED) { |
199
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1425 if (decoded->op == Z80_JRCC || decoded->op == Z80_JPCC || decoded->op == Z80_CALLCC || decoded->op == Z80_RETCC) { |
205
19b323614309
Add support for IX bit instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
204
diff
changeset
|
1426 len += sprintf(dst+len, " %s", z80_conditions[decoded->reg & 0x1F]); |
199
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1427 } else { |
205
19b323614309
Add support for IX bit instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
204
diff
changeset
|
1428 len += sprintf(dst+len, " %s", z80_regs[decoded->reg & 0x1F]); |
199
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1429 } |
205
19b323614309
Add support for IX bit instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
204
diff
changeset
|
1430 needcomma = 1; |
199
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1431 } |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1432 switch (decoded->addr_mode) |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1433 { |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1434 case Z80_REG: |
205
19b323614309
Add support for IX bit instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
204
diff
changeset
|
1435 len += sprintf(dst+len, "%s %s", needcomma ? "," : "" , z80_regs[decoded->ea_reg]); |
199
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1436 break; |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1437 case Z80_REG_INDIRECT: |
205
19b323614309
Add support for IX bit instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
204
diff
changeset
|
1438 len += sprintf(dst+len, "%s (%s)", needcomma ? "," : "" , z80_regs[decoded->ea_reg]); |
199
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1439 break; |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1440 case Z80_IMMED: |
314
54c0e5f22198
Show absolute addresses for JR, JRCC and DJNZ in Z80 disassembler
Mike Pavone <pavone@retrodev.com>
parents:
313
diff
changeset
|
1441 if (decoded->op == Z80_JR || decoded->op == Z80_JRCC || decoded->op == Z80_DJNZ) { |
54c0e5f22198
Show absolute addresses for JR, JRCC and DJNZ in Z80 disassembler
Mike Pavone <pavone@retrodev.com>
parents:
313
diff
changeset
|
1442 address += 2 + decoded->immed; |
54c0e5f22198
Show absolute addresses for JR, JRCC and DJNZ in Z80 disassembler
Mike Pavone <pavone@retrodev.com>
parents:
313
diff
changeset
|
1443 len += sprintf(dst+len, "%s %X", needcomma ? "," : "" , address); |
54c0e5f22198
Show absolute addresses for JR, JRCC and DJNZ in Z80 disassembler
Mike Pavone <pavone@retrodev.com>
parents:
313
diff
changeset
|
1444 } else if (decoded->immed >= 63 || decoded->op == Z80_JP || decoded->op == Z80_JPCC || decoded->op == Z80_CALL || decoded->op == Z80_CALLCC || decoded->op == Z80_RST) |
278
9578e5dea147
Use hex where appropriate in disassembler
Mike Pavone <pavone@retrodev.com>
parents:
270
diff
changeset
|
1445 { |
9578e5dea147
Use hex where appropriate in disassembler
Mike Pavone <pavone@retrodev.com>
parents:
270
diff
changeset
|
1446 len += sprintf(dst+len, "%s $%X", needcomma ? "," : "" , decoded->immed); |
9578e5dea147
Use hex where appropriate in disassembler
Mike Pavone <pavone@retrodev.com>
parents:
270
diff
changeset
|
1447 } else { |
9578e5dea147
Use hex where appropriate in disassembler
Mike Pavone <pavone@retrodev.com>
parents:
270
diff
changeset
|
1448 len += sprintf(dst+len, "%s %d", needcomma ? "," : "" , decoded->immed); |
9578e5dea147
Use hex where appropriate in disassembler
Mike Pavone <pavone@retrodev.com>
parents:
270
diff
changeset
|
1449 } |
199
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1450 break; |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1451 case Z80_IMMED_INDIRECT: |
278
9578e5dea147
Use hex where appropriate in disassembler
Mike Pavone <pavone@retrodev.com>
parents:
270
diff
changeset
|
1452 len += sprintf(dst+len, "%s ($%X)", needcomma ? "," : "" , decoded->immed); |
199
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1453 break; |
203
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
1454 case Z80_IX_DISPLACE: |
297
147e31983730
Fix printing of negative displacements in Z80 disassembler
Mike Pavone <pavone@retrodev.com>
parents:
292
diff
changeset
|
1455 len += sprintf(dst+len, "%s (ix+%d)", needcomma ? "," : "" , decoded->ea_reg & 0x80 ? decoded->ea_reg - 256 : decoded->ea_reg); |
203
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
1456 break; |
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
1457 case Z80_IY_DISPLACE: |
297
147e31983730
Fix printing of negative displacements in Z80 disassembler
Mike Pavone <pavone@retrodev.com>
parents:
292
diff
changeset
|
1458 len += sprintf(dst+len, "%s (iy+%d)", needcomma ? "," : "" , decoded->ea_reg & 0x80 ? decoded->ea_reg - 256 : decoded->ea_reg); |
203
0ae589d4c3f9
Add support for 2-byte IX instructions to decoder
Mike Pavone <pavone@retrodev.com>
parents:
202
diff
changeset
|
1459 break; |
199
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1460 } |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1461 } |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1462 return len; |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1463 } |
69585e7d474f
Add initial stab at Z80 decoder and disassembler
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1464 |
292
b970ea214ecb
Added z80 test generator and z80 test runner.
Mike Pavone <pavone@retrodev.com>
parents:
278
diff
changeset
|
1465 uint8_t z80_high_reg(uint8_t reg) |
b970ea214ecb
Added z80 test generator and z80 test runner.
Mike Pavone <pavone@retrodev.com>
parents:
278
diff
changeset
|
1466 { |
b970ea214ecb
Added z80 test generator and z80 test runner.
Mike Pavone <pavone@retrodev.com>
parents:
278
diff
changeset
|
1467 switch(reg) |
b970ea214ecb
Added z80 test generator and z80 test runner.
Mike Pavone <pavone@retrodev.com>
parents:
278
diff
changeset
|
1468 { |
b970ea214ecb
Added z80 test generator and z80 test runner.
Mike Pavone <pavone@retrodev.com>
parents:
278
diff
changeset
|
1469 case Z80_C: |
b970ea214ecb
Added z80 test generator and z80 test runner.
Mike Pavone <pavone@retrodev.com>
parents:
278
diff
changeset
|
1470 case Z80_BC: |
b970ea214ecb
Added z80 test generator and z80 test runner.
Mike Pavone <pavone@retrodev.com>
parents:
278
diff
changeset
|
1471 return Z80_B; |
b970ea214ecb
Added z80 test generator and z80 test runner.
Mike Pavone <pavone@retrodev.com>
parents:
278
diff
changeset
|
1472 case Z80_E: |
b970ea214ecb
Added z80 test generator and z80 test runner.
Mike Pavone <pavone@retrodev.com>
parents:
278
diff
changeset
|
1473 case Z80_DE: |
b970ea214ecb
Added z80 test generator and z80 test runner.
Mike Pavone <pavone@retrodev.com>
parents:
278
diff
changeset
|
1474 return Z80_D; |
b970ea214ecb
Added z80 test generator and z80 test runner.
Mike Pavone <pavone@retrodev.com>
parents:
278
diff
changeset
|
1475 case Z80_L: |
b970ea214ecb
Added z80 test generator and z80 test runner.
Mike Pavone <pavone@retrodev.com>
parents:
278
diff
changeset
|
1476 case Z80_HL: |
b970ea214ecb
Added z80 test generator and z80 test runner.
Mike Pavone <pavone@retrodev.com>
parents:
278
diff
changeset
|
1477 return Z80_H; |
b970ea214ecb
Added z80 test generator and z80 test runner.
Mike Pavone <pavone@retrodev.com>
parents:
278
diff
changeset
|
1478 case Z80_IXL: |
b970ea214ecb
Added z80 test generator and z80 test runner.
Mike Pavone <pavone@retrodev.com>
parents:
278
diff
changeset
|
1479 case Z80_IX: |
b970ea214ecb
Added z80 test generator and z80 test runner.
Mike Pavone <pavone@retrodev.com>
parents:
278
diff
changeset
|
1480 return Z80_IXH; |
b970ea214ecb
Added z80 test generator and z80 test runner.
Mike Pavone <pavone@retrodev.com>
parents:
278
diff
changeset
|
1481 case Z80_IYL: |
b970ea214ecb
Added z80 test generator and z80 test runner.
Mike Pavone <pavone@retrodev.com>
parents:
278
diff
changeset
|
1482 case Z80_IY: |
b970ea214ecb
Added z80 test generator and z80 test runner.
Mike Pavone <pavone@retrodev.com>
parents:
278
diff
changeset
|
1483 return Z80_IYH; |
b970ea214ecb
Added z80 test generator and z80 test runner.
Mike Pavone <pavone@retrodev.com>
parents:
278
diff
changeset
|
1484 default: |
b970ea214ecb
Added z80 test generator and z80 test runner.
Mike Pavone <pavone@retrodev.com>
parents:
278
diff
changeset
|
1485 return Z80_UNUSED; |
b970ea214ecb
Added z80 test generator and z80 test runner.
Mike Pavone <pavone@retrodev.com>
parents:
278
diff
changeset
|
1486 } |
b970ea214ecb
Added z80 test generator and z80 test runner.
Mike Pavone <pavone@retrodev.com>
parents:
278
diff
changeset
|
1487 } |
b970ea214ecb
Added z80 test generator and z80 test runner.
Mike Pavone <pavone@retrodev.com>
parents:
278
diff
changeset
|
1488 |
b970ea214ecb
Added z80 test generator and z80 test runner.
Mike Pavone <pavone@retrodev.com>
parents:
278
diff
changeset
|
1489 uint8_t z80_low_reg(uint8_t reg) |
b970ea214ecb
Added z80 test generator and z80 test runner.
Mike Pavone <pavone@retrodev.com>
parents:
278
diff
changeset
|
1490 { |
b970ea214ecb
Added z80 test generator and z80 test runner.
Mike Pavone <pavone@retrodev.com>
parents:
278
diff
changeset
|
1491 switch(reg) |
b970ea214ecb
Added z80 test generator and z80 test runner.
Mike Pavone <pavone@retrodev.com>
parents:
278
diff
changeset
|
1492 { |
b970ea214ecb
Added z80 test generator and z80 test runner.
Mike Pavone <pavone@retrodev.com>
parents:
278
diff
changeset
|
1493 case Z80_B: |
b970ea214ecb
Added z80 test generator and z80 test runner.
Mike Pavone <pavone@retrodev.com>
parents:
278
diff
changeset
|
1494 case Z80_BC: |
b970ea214ecb
Added z80 test generator and z80 test runner.
Mike Pavone <pavone@retrodev.com>
parents:
278
diff
changeset
|
1495 return Z80_C; |
b970ea214ecb
Added z80 test generator and z80 test runner.
Mike Pavone <pavone@retrodev.com>
parents:
278
diff
changeset
|
1496 case Z80_D: |
b970ea214ecb
Added z80 test generator and z80 test runner.
Mike Pavone <pavone@retrodev.com>
parents:
278
diff
changeset
|
1497 case Z80_DE: |
b970ea214ecb
Added z80 test generator and z80 test runner.
Mike Pavone <pavone@retrodev.com>
parents:
278
diff
changeset
|
1498 return Z80_E; |
b970ea214ecb
Added z80 test generator and z80 test runner.
Mike Pavone <pavone@retrodev.com>
parents:
278
diff
changeset
|
1499 case Z80_H: |
b970ea214ecb
Added z80 test generator and z80 test runner.
Mike Pavone <pavone@retrodev.com>
parents:
278
diff
changeset
|
1500 case Z80_HL: |
b970ea214ecb
Added z80 test generator and z80 test runner.
Mike Pavone <pavone@retrodev.com>
parents:
278
diff
changeset
|
1501 return Z80_L; |
b970ea214ecb
Added z80 test generator and z80 test runner.
Mike Pavone <pavone@retrodev.com>
parents:
278
diff
changeset
|
1502 case Z80_IXH: |
b970ea214ecb
Added z80 test generator and z80 test runner.
Mike Pavone <pavone@retrodev.com>
parents:
278
diff
changeset
|
1503 case Z80_IX: |
b970ea214ecb
Added z80 test generator and z80 test runner.
Mike Pavone <pavone@retrodev.com>
parents:
278
diff
changeset
|
1504 return Z80_IXL; |
b970ea214ecb
Added z80 test generator and z80 test runner.
Mike Pavone <pavone@retrodev.com>
parents:
278
diff
changeset
|
1505 case Z80_IYH: |
b970ea214ecb
Added z80 test generator and z80 test runner.
Mike Pavone <pavone@retrodev.com>
parents:
278
diff
changeset
|
1506 case Z80_IY: |
b970ea214ecb
Added z80 test generator and z80 test runner.
Mike Pavone <pavone@retrodev.com>
parents:
278
diff
changeset
|
1507 return Z80_IYL; |
b970ea214ecb
Added z80 test generator and z80 test runner.
Mike Pavone <pavone@retrodev.com>
parents:
278
diff
changeset
|
1508 default: |
b970ea214ecb
Added z80 test generator and z80 test runner.
Mike Pavone <pavone@retrodev.com>
parents:
278
diff
changeset
|
1509 return Z80_UNUSED; |
b970ea214ecb
Added z80 test generator and z80 test runner.
Mike Pavone <pavone@retrodev.com>
parents:
278
diff
changeset
|
1510 } |
b970ea214ecb
Added z80 test generator and z80 test runner.
Mike Pavone <pavone@retrodev.com>
parents:
278
diff
changeset
|
1511 } |
b970ea214ecb
Added z80 test generator and z80 test runner.
Mike Pavone <pavone@retrodev.com>
parents:
278
diff
changeset
|
1512 |
b970ea214ecb
Added z80 test generator and z80 test runner.
Mike Pavone <pavone@retrodev.com>
parents:
278
diff
changeset
|
1513 uint8_t z80_word_reg(uint8_t reg) |
b970ea214ecb
Added z80 test generator and z80 test runner.
Mike Pavone <pavone@retrodev.com>
parents:
278
diff
changeset
|
1514 { |
b970ea214ecb
Added z80 test generator and z80 test runner.
Mike Pavone <pavone@retrodev.com>
parents:
278
diff
changeset
|
1515 switch(reg) |
b970ea214ecb
Added z80 test generator and z80 test runner.
Mike Pavone <pavone@retrodev.com>
parents:
278
diff
changeset
|
1516 { |
b970ea214ecb
Added z80 test generator and z80 test runner.
Mike Pavone <pavone@retrodev.com>
parents:
278
diff
changeset
|
1517 case Z80_B: |
b970ea214ecb
Added z80 test generator and z80 test runner.
Mike Pavone <pavone@retrodev.com>
parents:
278
diff
changeset
|
1518 case Z80_C: |
b970ea214ecb
Added z80 test generator and z80 test runner.
Mike Pavone <pavone@retrodev.com>
parents:
278
diff
changeset
|
1519 return Z80_BC; |
b970ea214ecb
Added z80 test generator and z80 test runner.
Mike Pavone <pavone@retrodev.com>
parents:
278
diff
changeset
|
1520 case Z80_D: |
b970ea214ecb
Added z80 test generator and z80 test runner.
Mike Pavone <pavone@retrodev.com>
parents:
278
diff
changeset
|
1521 case Z80_E: |
b970ea214ecb
Added z80 test generator and z80 test runner.
Mike Pavone <pavone@retrodev.com>
parents:
278
diff
changeset
|
1522 return Z80_DE; |
b970ea214ecb
Added z80 test generator and z80 test runner.
Mike Pavone <pavone@retrodev.com>
parents:
278
diff
changeset
|
1523 case Z80_H: |
b970ea214ecb
Added z80 test generator and z80 test runner.
Mike Pavone <pavone@retrodev.com>
parents:
278
diff
changeset
|
1524 case Z80_L: |
b970ea214ecb
Added z80 test generator and z80 test runner.
Mike Pavone <pavone@retrodev.com>
parents:
278
diff
changeset
|
1525 return Z80_HL; |
b970ea214ecb
Added z80 test generator and z80 test runner.
Mike Pavone <pavone@retrodev.com>
parents:
278
diff
changeset
|
1526 case Z80_IXH: |
b970ea214ecb
Added z80 test generator and z80 test runner.
Mike Pavone <pavone@retrodev.com>
parents:
278
diff
changeset
|
1527 case Z80_IXL: |
b970ea214ecb
Added z80 test generator and z80 test runner.
Mike Pavone <pavone@retrodev.com>
parents:
278
diff
changeset
|
1528 return Z80_IX; |
b970ea214ecb
Added z80 test generator and z80 test runner.
Mike Pavone <pavone@retrodev.com>
parents:
278
diff
changeset
|
1529 case Z80_IYH: |
b970ea214ecb
Added z80 test generator and z80 test runner.
Mike Pavone <pavone@retrodev.com>
parents:
278
diff
changeset
|
1530 case Z80_IYL: |
b970ea214ecb
Added z80 test generator and z80 test runner.
Mike Pavone <pavone@retrodev.com>
parents:
278
diff
changeset
|
1531 return Z80_IY; |
b970ea214ecb
Added z80 test generator and z80 test runner.
Mike Pavone <pavone@retrodev.com>
parents:
278
diff
changeset
|
1532 default: |
b970ea214ecb
Added z80 test generator and z80 test runner.
Mike Pavone <pavone@retrodev.com>
parents:
278
diff
changeset
|
1533 return Z80_UNUSED; |
b970ea214ecb
Added z80 test generator and z80 test runner.
Mike Pavone <pavone@retrodev.com>
parents:
278
diff
changeset
|
1534 } |
b970ea214ecb
Added z80 test generator and z80 test runner.
Mike Pavone <pavone@retrodev.com>
parents:
278
diff
changeset
|
1535 } |
b970ea214ecb
Added z80 test generator and z80 test runner.
Mike Pavone <pavone@retrodev.com>
parents:
278
diff
changeset
|
1536 |
313
a13329645ea3
Fix terminal instruction detection in disassembler
Mike Pavone <pavone@retrodev.com>
parents:
297
diff
changeset
|
1537 uint8_t z80_is_terminal(z80inst * inst) |
a13329645ea3
Fix terminal instruction detection in disassembler
Mike Pavone <pavone@retrodev.com>
parents:
297
diff
changeset
|
1538 { |
a13329645ea3
Fix terminal instruction detection in disassembler
Mike Pavone <pavone@retrodev.com>
parents:
297
diff
changeset
|
1539 return inst->op == Z80_RET || inst->op == Z80_RETI || inst->op == Z80_RETN || inst->op == Z80_JP |
a13329645ea3
Fix terminal instruction detection in disassembler
Mike Pavone <pavone@retrodev.com>
parents:
297
diff
changeset
|
1540 || inst->op == Z80_JR || inst->op == Z80_HALT || (inst->op == Z80_NOP && inst->immed == 42); |
a13329645ea3
Fix terminal instruction detection in disassembler
Mike Pavone <pavone@retrodev.com>
parents:
297
diff
changeset
|
1541 } |
292
b970ea214ecb
Added z80 test generator and z80 test runner.
Mike Pavone <pavone@retrodev.com>
parents:
278
diff
changeset
|
1542 |
313
a13329645ea3
Fix terminal instruction detection in disassembler
Mike Pavone <pavone@retrodev.com>
parents:
297
diff
changeset
|
1543 |
a13329645ea3
Fix terminal instruction detection in disassembler
Mike Pavone <pavone@retrodev.com>
parents:
297
diff
changeset
|
1544 |