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root/cebix/BasiliskII/src/uae_cpu/table68k
Revision: 1.1.1.1 (vendor branch)
Committed: 1999-10-03T14:16:26Z (25 years, 2 months ago) by cebix
Branch: cebix
CVS Tags: release-0_7-2, snapshot-21101999, start
Changes since 1.1: +0 -0 lines
Log Message:
Imported sources

File Contents

# Content
1 % 0: bit 0
2 % 1: bit 1
3 % c: condition code
4 % C: condition codes, except F
5 % f: direction
6 % i: immediate
7 % I: immediate, except 00 and ff
8 % j: immediate 1..8
9 % J: immediate 0..15
10 % k: immediate 0..7
11 % K: immediate 0..63
12 % s: source mode
13 % S: source reg
14 % d: dest mode
15 % D: dest reg
16 % r: reg
17 % z: size
18 %
19 % Actually, a sssSSS may appear as a destination, and
20 % vice versa. The only difference between sssSSS and
21 % dddDDD are the valid addressing modes. There is
22 % no match for immediate and pc-rel. addressing modes
23 % in case of dddDDD.
24 %
25 % Arp: --> -(Ar)
26 % ArP: --> (Ar)+
27 %
28 % Fields on a line:
29 % 16 chars bitpattern :
30 % CPU level / privildge level :
31 % CPU level 0: 68000
32 % 1: 68010
33 % 2: 68020
34 % privilege level 0: not privileged
35 % 1: unprivileged only on 68000 (check regs.s)
36 % 2: privileged (check regs.s)
37 % 3: privileged if size == word (check regs.s)
38 % Flags set by instruction: XNZVC :
39 % Flags used by instruction: XNZVC :
40 % - means flag unaffected / unused
41 % 0 means flag reset
42 % 1 means flag set
43 % ? means programmer was too lazy to check or instruction may trap
44 % + means instruction is conditional branch
45 % everything else means flag set/used
46 % / means instruction is unconditional branch/call
47 % x means flag is unknown and well-behaved programs shouldn't check it
48 % srcaddr status destaddr status :
49 % bitmasks of
50 % 1 means fetched
51 % 2 means stored
52 % 4 means jump offset
53 % 8 means jump address
54 % instruction
55 %
56
57 0000 0000 0011 1100:00:XNZVC:XNZVC:10: ORSR.B #1
58 0000 0000 0111 1100:02:?????:?????:10: ORSR.W #1
59 0000 0zz0 11ss sSSS:20:?????:?????:11: CHK2.z #1,s[!Dreg,Areg,Aipi,Apdi,Immd]
60 0000 0000 zzdd dDDD:00:-NZ00:-----:13: OR.z #z,d[!Areg]
61 0000 0010 0011 1100:00:XNZVC:XNZVC:10: ANDSR.B #1
62 0000 0010 0111 1100:02:?????:?????:10: ANDSR.W #1
63 0000 0010 zzdd dDDD:00:-NZ00:-----:13: AND.z #z,d[!Areg]
64 0000 0100 zzdd dDDD:00:XNZVC:-----:13: SUB.z #z,d[!Areg]
65 0000 0110 zzdd dDDD:00:XNZVC:-----:13: ADD.z #z,d[!Areg]
66 0000 0110 11ss sSSS:20:?????:?????:10: CALLM s[!Dreg,Areg,Aipi,Apdi,Immd]
67 0000 0110 11ss sSSS:20:?????:?????:10: RTM s[Dreg,Areg]
68 0000 1000 00ss sSSS:00:--Z--:-----:11: BTST #1,s[!Areg]
69 0000 1000 01ss sSSS:00:--Z--:-----:13: BCHG #1,s[!Areg,Immd]
70 0000 1000 10ss sSSS:00:--Z--:-----:13: BCLR #1,s[!Areg,Immd]
71 0000 1000 11ss sSSS:00:--Z--:-----:13: BSET #1,s[!Areg,Immd]
72 0000 1010 0011 1100:00:XNZVC:XNZVC:10: EORSR.B #1
73 0000 1010 0111 1100:02:?????:?????:10: EORSR.W #1
74 0000 1010 zzdd dDDD:00:-NZ00:-----:13: EOR.z #z,d[!Areg]
75 0000 1100 zzss sSSS:00:-NZVC:-----:11: CMP.z #z,s[!Areg,Immd]
76
77 0000 1010 11ss sSSS:20:?????:?????:13: CAS.B #1,s[!Dreg,Areg,Immd,PC8r,PC16]
78 0000 1100 11ss sSSS:20:?????:?????:13: CAS.W #1,s[!Dreg,Areg,Immd,PC8r,PC16]
79 0000 1100 1111 1100:20:?????:?????:10: CAS2.W #2
80 0000 1110 zzss sSSS:22:?????:?????:13: MOVES.z #1,s[!Dreg,Areg,Immd,PC8r,PC16]
81 0000 1110 11ss sSSS:20:?????:?????:13: CAS.L #1,s[!Dreg,Areg,Immd,PC8r,PC16]
82 0000 1110 1111 1100:20:?????:?????:10: CAS2.L #2
83
84 0000 rrr1 00dd dDDD:00:-----:-----:12: MVPMR.W d[Areg-Ad16],Dr
85 0000 rrr1 01dd dDDD:00:-----:-----:12: MVPMR.L d[Areg-Ad16],Dr
86 0000 rrr1 10dd dDDD:00:-----:-----:12: MVPRM.W Dr,d[Areg-Ad16]
87 0000 rrr1 11dd dDDD:00:-----:-----:12: MVPRM.L Dr,d[Areg-Ad16]
88 0000 rrr1 00ss sSSS:00:--Z--:-----:11: BTST Dr,s[!Areg]
89 0000 rrr1 01ss sSSS:00:--Z--:-----:13: BCHG Dr,s[!Areg,Immd]
90 0000 rrr1 10ss sSSS:00:--Z--:-----:13: BCLR Dr,s[!Areg,Immd]
91 0000 rrr1 11ss sSSS:00:--Z--:-----:13: BSET Dr,s[!Areg,Immd]
92
93 0001 DDDd ddss sSSS:00:-NZ00:-----:12: MOVE.B s,d[!Areg]
94 0010 DDDd ddss sSSS:00:-----:-----:12: MOVEA.L s,d[Areg]
95 0010 DDDd ddss sSSS:00:-NZ00:-----:12: MOVE.L s,d[!Areg]
96 0011 DDDd ddss sSSS:00:-----:-----:12: MOVEA.W s,d[Areg]
97 0011 DDDd ddss sSSS:00:-NZ00:-----:12: MOVE.W s,d[!Areg]
98
99 0100 0000 zzdd dDDD:00:XxZxC:-----:30: NEGX.z d[!Areg]
100 0100 0000 11dd dDDD:01:?????:?????:10: MVSR2.W d[!Areg]
101 0100 0010 zzdd dDDD:00:-0100:-----:20: CLR.z d[!Areg]
102 0100 0010 11dd dDDD:10:?????:?????:10: MVSR2.B d[!Areg]
103 0100 0100 zzdd dDDD:00:XNZVC:-----:30: NEG.z d[!Areg]
104 0100 0100 11ss sSSS:00:XNZVC:-----:10: MV2SR.B s[!Areg]
105 0100 0110 zzdd dDDD:00:-NZ00:-----:30: NOT.z d[!Areg]
106 0100 0110 11ss sSSS:02:?????:?????:10: MV2SR.W s[!Areg]
107 0100 1000 0000 1rrr:20:-----:-----:31: LINK.L Ar,#2
108 0100 1000 00dd dDDD:00:X?Z?C:X-Z--:30: NBCD.B d[!Areg]
109 0100 1000 0100 1kkk:20:?????:?????:10: BKPT #k
110 0100 1000 01ss sSSS:00:-NZ00:-----:30: SWAP.W s[Dreg]
111 0100 1000 01ss sSSS:00:-----:-----:00: PEA.L s[!Dreg,Areg,Aipi,Apdi,Immd]
112 0100 1000 10dd dDDD:00:-NZ00:-----:30: EXT.W d[Dreg]
113 0100 1000 10dd dDDD:00:-----:-----:02: MVMLE.W #1,d[!Dreg,Areg,Aipi]
114 0100 1000 11dd dDDD:00:-NZ00:-----:30: EXT.L d[Dreg]
115 0100 1000 11dd dDDD:00:-----:-----:02: MVMLE.L #1,d[!Dreg,Areg,Aipi]
116 0100 1001 11dd dDDD:00:-NZ00:-----:30: EXT.B d[Dreg]
117 0100 1010 zzss sSSS:00:-NZ00:-----:10: TST.z s
118 0100 1010 11dd dDDD:00:?????:?????:30: TAS.B d[!Areg]
119 0100 1010 1111 1100:00:?????:?????:00: ILLEGAL
120 0100 1100 00ss sSSS:20:-NZVC:-----:13: MULL.L #1,s[!Areg]
121 0100 1100 01ss sSSS:20:?????:?????:13: DIVL.L #1,s[!Areg]
122 0100 1100 10ss sSSS:00:-----:-----:01: MVMEL.W #1,s[!Dreg,Areg,Apdi,Immd]
123 0100 1100 11ss sSSS:00:-----:-----:01: MVMEL.L #1,s[!Dreg,Areg,Apdi,Immd]
124 0100 1110 0100 JJJJ:00:-----:XNZVC:10: TRAP #J
125 0100 1110 0101 0rrr:00:-----:-----:31: LINK.W Ar,#1
126 0100 1110 0101 1rrr:00:-----:-----:30: UNLK.L Ar
127 0100 1110 0110 0rrr:02:-----:-----:10: MVR2USP.L Ar
128 0100 1110 0110 1rrr:02:-----:-----:20: MVUSP2R.L Ar
129 0100 1110 0111 0000:02:-----:-----:00: RESET
130 0100 1110 0111 0001:00:-----:-----:00: NOP
131 0100 1110 0111 0010:02:XNZVC:-----:10: STOP #1
132 0100 1110 0111 0011:02:XNZVC:-----:00: RTE
133 0100 1110 0111 0100:00:?????:?????:10: RTD #1
134 0100 1110 0111 0101:00:-----:-----:00: RTS
135 0100 1110 0111 0110:00:-----:XNZVC:00: TRAPV
136 0100 1110 0111 0111:00:XNZVC:-----:00: RTR
137 0100 1110 0111 1010:12:?????:?????:10: MOVEC2 #1
138 0100 1110 0111 1011:12:?????:?????:10: MOVE2C #1
139 0100 1110 10ss sSSS:00://///://///:80: JSR.L s[!Dreg,Areg,Aipi,Apdi,Immd]
140 0100 rrr1 00ss sSSS:00:?????:?????:11: CHK.L s[!Areg],Dr
141 0100 rrr1 10ss sSSS:00:?????:?????:11: CHK.W s[!Areg],Dr
142 0100 1110 11ss sSSS:00://///://///:80: JMP.L s[!Dreg,Areg,Aipi,Apdi,Immd]
143 0100 rrr1 11ss sSSS:00:-----:-----:02: LEA.L s[!Dreg,Areg,Aipi,Apdi,Immd],Ar
144
145 0101 jjj0 zzdd dDDD:00:-----:-----:13: ADDA.z #j,d[Areg]
146 0101 jjj0 zzdd dDDD:00:XNZVC:-----:13: ADD.z #j,d[!Areg]
147 0101 jjj1 zzdd dDDD:00:-----:-----:13: SUBA.z #j,d[Areg]
148 0101 jjj1 zzdd dDDD:00:XNZVC:-----:13: SUB.z #j,d[!Areg]
149 0101 cccc 1100 1rrr:00:-----:+++++:31: DBcc.W Dr,#1
150 0101 cccc 11dd dDDD:00:-----:+++++:20: Scc.B d[!Areg]
151 0101 cccc 1111 1010:20:?????:?????:10: TRAPcc #1
152 0101 cccc 1111 1011:20:?????:?????:10: TRAPcc #2
153 0101 cccc 1111 1100:20:?????:?????:00: TRAPcc
154
155 % Bxx.L is 68020 only, but setting the CPU level to 2 would give illegal
156 % instruction exceptions when compiling a 68000 only emulation, which isn't
157 % what we want either.
158 0110 0001 0000 0000:00://///://///:40: BSR.W #1
159 0110 0001 IIII IIII:00://///://///:40: BSR.B #i
160 0110 0001 1111 1111:00://///://///:40: BSR.L #2
161 0110 CCCC 0000 0000:00:-----:+++++:40: Bcc.W #1
162 0110 CCCC IIII IIII:00:-----:+++++:40: Bcc.B #i
163 0110 CCCC 1111 1111:00:-----:+++++:40: Bcc.L #2
164
165 0111 rrr0 iiii iiii:00:-NZ00:-----:12: MOVE.L #i,Dr
166
167 1000 rrr0 zzss sSSS:00:-NZ00:-----:13: OR.z s[!Areg],Dr
168 1000 rrr0 11ss sSSS:00:?????:?????:13: DIVU.W s[!Areg],Dr
169 1000 rrr1 00dd dDDD:00:XxZxC:X-Z--:13: SBCD.B d[Dreg],Dr
170 1000 rrr1 00dd dDDD:00:XxZxC:X-Z--:13: SBCD.B d[Areg-Apdi],Arp
171 1000 rrr1 zzdd dDDD:00:-NZ00:-----:13: OR.z Dr,d[!Areg,Dreg]
172 1000 rrr1 01dd dDDD:20:?????:?????:12: PACK d[Dreg],Dr
173 1000 rrr1 01dd dDDD:20:?????:?????:12: PACK d[Areg-Apdi],Arp
174 1000 rrr1 10dd dDDD:20:?????:?????:12: UNPK d[Dreg],Dr
175 1000 rrr1 10dd dDDD:20:?????:?????:12: UNPK d[Areg-Apdi],Arp
176 1000 rrr1 11ss sSSS:00:?????:?????:13: DIVS.W s[!Areg],Dr
177
178 1001 rrr0 zzss sSSS:00:XNZVC:-----:13: SUB.z s,Dr
179 1001 rrr0 11ss sSSS:00:-----:-----:13: SUBA.W s,Ar
180 1001 rrr1 zzdd dDDD:00:XNZVC:X-Z--:13: SUBX.z d[Dreg],Dr
181 1001 rrr1 zzdd dDDD:00:XNZVC:X-Z--:13: SUBX.z d[Areg-Apdi],Arp
182 1001 rrr1 zzdd dDDD:00:XNZVC:-----:13: SUB.z Dr,d[!Areg,Dreg]
183 1001 rrr1 11ss sSSS:00:-----:-----:13: SUBA.L s,Ar
184
185 1011 rrr0 zzss sSSS:00:-NZVC:-----:11: CMP.z s,Dr
186 1011 rrr0 11ss sSSS:00:-NZVC:-----:11: CMPA.W s,Ar
187 1011 rrr1 11ss sSSS:00:-NZVC:-----:11: CMPA.L s,Ar
188 1011 rrr1 zzdd dDDD:00:-NZVC:-----:11: CMPM.z d[Areg-Aipi],ArP
189 1011 rrr1 zzdd dDDD:00:-NZ00:-----:13: EOR.z Dr,d[!Areg]
190
191 1100 rrr0 zzss sSSS:00:-NZ00:-----:13: AND.z s[!Areg],Dr
192 1100 rrr0 11ss sSSS:00:-NZ00:-----:13: MULU.W s[!Areg],Dr
193 1100 rrr1 00dd dDDD:00:XxZxC:X-Z--:13: ABCD.B d[Dreg],Dr
194 1100 rrr1 00dd dDDD:00:XxZxC:X-Z--:13: ABCD.B d[Areg-Apdi],Arp
195 1100 rrr1 zzdd dDDD:00:-NZ00:-----:13: AND.z Dr,d[!Areg,Dreg]
196 1100 rrr1 01dd dDDD:00:-----:-----:33: EXG.L Dr,d[Dreg]
197 1100 rrr1 01dd dDDD:00:-----:-----:33: EXG.L Ar,d[Areg]
198 1100 rrr1 10dd dDDD:00:-----:-----:33: EXG.L Dr,d[Areg]
199 1100 rrr1 11ss sSSS:00:-NZ00:-----:13: MULS.W s[!Areg],Dr
200
201 1101 rrr0 zzss sSSS:00:XNZVC:-----:13: ADD.z s,Dr
202 1101 rrr0 11ss sSSS:00:-----:-----:13: ADDA.W s,Ar
203 1101 rrr1 zzdd dDDD:00:XNZVC:X-Z--:13: ADDX.z d[Dreg],Dr
204 1101 rrr1 zzdd dDDD:00:XNZVC:X-Z--:13: ADDX.z d[Areg-Apdi],Arp
205 1101 rrr1 zzdd dDDD:00:XNZVC:-----:13: ADD.z Dr,d[!Areg,Dreg]
206 1101 rrr1 11ss sSSS:00:-----:-----:13: ADDA.L s,Ar
207
208 1110 jjjf zz00 0RRR:00:XNZVC:-----:13: ASf.z #j,DR
209 1110 jjjf zz00 1RRR:00:XNZ0C:-----:13: LSf.z #j,DR
210 1110 jjjf zz01 0RRR:00:XNZ0C:X----:13: ROXf.z #j,DR
211 1110 jjjf zz01 1RRR:00:-NZ0C:-----:13: ROf.z #j,DR
212 1110 rrrf zz10 0RRR:00:XNZVC:X----:13: ASf.z Dr,DR
213 1110 rrrf zz10 1RRR:00:XNZ0C:X----:13: LSf.z Dr,DR
214 1110 rrrf zz11 0RRR:00:XNZ0C:X----:13: ROXf.z Dr,DR
215 1110 rrrf zz11 1RRR:00:-NZ0C:-----:13: ROf.z Dr,DR
216 1110 000f 11dd dDDD:00:XNZVC:-----:13: ASfW.W d[!Dreg,Areg]
217 1110 001f 11dd dDDD:00:XNZ0C:-----:13: LSfW.W d[!Dreg,Areg]
218 1110 010f 11dd dDDD:00:XNZ0C:X----:13: ROXfW.W d[!Dreg,Areg]
219 1110 011f 11dd dDDD:00:-NZ0C:-----:13: ROfW.W d[!Dreg,Areg]
220
221 1110 1000 11ss sSSS:20:?????:?????:11: BFTST #1,s[!Areg,Apdi,Aipi,Immd]
222 1110 1001 11ss sSSS:20:?????:?????:11: BFEXTU #1,s[!Areg,Apdi,Aipi,Immd]
223 1110 1010 11ss sSSS:20:?????:?????:13: BFCHG #1,s[!Areg,Apdi,Aipi,Immd,PC8r,PC16]
224 1110 1011 11ss sSSS:20:?????:?????:11: BFEXTS #1,s[!Areg,Apdi,Aipi,Immd]
225 1110 1100 11ss sSSS:20:?????:?????:13: BFCLR #1,s[!Areg,Apdi,Aipi,Immd,PC8r,PC16]
226 1110 1101 11ss sSSS:20:?????:?????:11: BFFFO #1,s[!Areg,Apdi,Aipi,Immd]
227 1110 1110 11ss sSSS:20:?????:?????:13: BFSET #1,s[!Areg,Apdi,Aipi,Immd,PC8r,PC16]
228 1110 1111 11ss sSSS:20:?????:?????:13: BFINS #1,s[!Areg,Apdi,Aipi,Immd,PC8r,PC16]
229
230 % floating point co processor
231 1111 0010 00ss sSSS:30:?????:?????:11: FPP #1,s
232 1111 0010 01ss sSSS:30:?????:?????:11: FDBcc #1,s[Areg-Dreg]
233 1111 0010 01ss sSSS:30:?????:?????:11: FScc #1,s[!Areg,Immd,PC8r,PC16]
234 1111 0010 0111 1010:30:?????:?????:10: FTRAPcc #1
235 1111 0010 0111 1011:30:?????:?????:10: FTRAPcc #2
236 1111 0010 0111 1100:30:?????:?????:00: FTRAPcc
237 1111 0010 10KK KKKK:30:?????:?????:11: FBcc #K,#1
238 1111 0010 11KK KKKK:30:?????:?????:11: FBcc #K,#2
239 1111 0011 00ss sSSS:32:?????:?????:20: FSAVE s[!Dreg,Areg,Aipi,Immd,PC8r,PC16]
240 1111 0011 01ss sSSS:32:?????:?????:10: FRESTORE s[!Dreg,Areg,Apdi,Immd]
241
242 1111 0000 00ss sSSS:40:?????:?????:11: MMUOP #1,s