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86adb437 SC |
1 | /* Opcode table for the H8-300 |
2 | Copyright (C) 1989, 1991 Free Software Foundation. | |
81f8fee9 | 3 | Written by Steve Chamberlain, [email protected]. |
86adb437 SC |
4 | |
5 | This file is part of GDB, the GNU Debugger and GAS, the GNU Assembler. | |
6 | ||
81f8fee9 | 7 | This program is free software; you can redistribute it and/or modify |
86adb437 | 8 | it under the terms of the GNU General Public License as published by |
81f8fee9 JG |
9 | the Free Software Foundation; either version 2 of the License, or |
10 | (at your option) any later version. | |
86adb437 | 11 | |
81f8fee9 | 12 | This program is distributed in the hope that it will be useful, |
86adb437 SC |
13 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | GNU General Public License for more details. | |
16 | ||
17 | You should have received a copy of the GNU General Public License | |
81f8fee9 JG |
18 | along with this program; if not, write to the Free Software |
19 | Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ | |
86adb437 | 20 | |
81f8fee9 | 21 | typedef enum op_type |
86adb437 SC |
22 | { |
23 | Hex0=0, | |
24 | Hex1,Hex2,Hex3,Hex4,Hex5,Hex6,Hex7,Hex8,Hex9,HexA,HexB,HexC,HexD,HexE,HexF, | |
25 | START = 0x20, | |
26 | KBIT, /* K is #1, or #2, yielding 0x0 or 0x8 */ | |
27 | IMM3, /* bit number */ | |
28 | RD8, /* 8 bit reg as 2nd op */ | |
29 | RD16, /* 16 bit reg as 2nd op */ | |
30 | RS8, /* 8 bit reg as 1st op */ | |
31 | RS16, /* 16 bit reg 1st op */ | |
32 | IMM8, /* constant which fits into 8 bits */ | |
33 | IMM16, /* constant which fits into 16 bits */ | |
34 | CCR, /* CCR reg */ | |
35 | ABS8SRC, /* abs 8 address mode */ | |
36 | ABS8DST, /* abs 8 address mode */ | |
37 | DISP8, /* pc rel displacement */ | |
38 | ABS16SRC, /* abs 16 address mode */ | |
39 | ABS16DST, /* abs 16 address mode */ | |
40 | DISPSRC, /* @(r:16) address mode src */ | |
41 | DISPDST, /* @(r:16) address mode dst*/ | |
42 | DISPREG, /* register from DISP address mode */ | |
43 | RDDEC, /* @-rn mode */ | |
44 | RSINC, /* @rn+ mode */ | |
45 | RDIND, /* @R mode dst */ | |
46 | RSIND, /* @R mode src */ | |
47 | MEMIND, /* @@r8 mode */ | |
48 | IGNORE, | |
49 | B30 = 0x40, /* bit 3 must be low */ | |
50 | B31 = 0x80, /* bit 3 must be high */ | |
51 | ||
52 | E /* End of list */ | |
81f8fee9 | 53 | } op_type; |
86adb437 SC |
54 | |
55 | ||
56 | struct code { | |
57 | ||
81f8fee9 | 58 | op_type nib[9]; |
86adb437 SC |
59 | } ; |
60 | ||
61 | struct h8_opcode { | |
62 | int length; | |
63 | int noperands; /* Number of operands this opcode takes */ | |
64 | int nopcodes; /* Number of opcodes with same mnemonic */ | |
65 | char *name; | |
66 | struct code args; | |
67 | struct code data; | |
68 | int value; | |
69 | }; | |
70 | ||
71 | ||
72 | ||
73 | struct h8_opcode h8_opcodes[] | |
74 | #ifdef DEFINE_TABLE | |
75 | ||
76 | #define BITOP(n,imm, name, op00, op01,op10,op11, op20,op21)\ | |
77 | { 2, 2,n, name, {imm,RD8,E}, {op00, op01, imm, RD8,E}},\ | |
78 | { 4, 2,n, name, {imm,RDIND,E}, {op10, op11, RDIND, 0, op00,op01, imm, 0,E}},\ | |
79 | { 4, 2,n, name, {imm,ABS8DST,E}, {op20, op21, ABS8DST, IGNORE, op00,op01, imm, 0,E}} | |
80 | ||
81 | #define EBITOP(n,imm, name, op00, op01,op10,op11, op20,op21)\ | |
82 | BITOP(n,imm, name, op00+1, op01, op10,op11, op20,op21),\ | |
83 | BITOP(n, RS8, name, op00, op01, op10,op11, op20,op21) | |
84 | ||
85 | #define BRANCH(name, op) \ | |
b39096a4 | 86 | { 2, 1, 1,name,{DISP8,E}, { Hex4, op, DISP8,IGNORE,E }} |
86adb437 SC |
87 | |
88 | #define TWOOP(name, op1, op2,op3) \ | |
89 | { 2, 2, 2, name, {IMM8, RD8,E}, { op1, RD8, IMM8,IGNORE,E}},\ | |
90 | { 2, 2, 2, name, {RS8, RD8, E}, { op2, op3, RS8, RD8 ,E}} | |
91 | ||
92 | #define UNOP(name, op1, op2) \ | |
93 | { 2, 1, 1, name, {RS8, E}, { op1, op2, 0, RS8, E}} | |
94 | ||
95 | #define UNOP3(name, op1, op2, op3) \ | |
b39096a4 | 96 | {2, 1, 1, name , {RS8, E}, {op1, op2, op3, RS8, E}} |
86adb437 SC |
97 | |
98 | #define WTWOP(name, op1, op2) \ | |
99 | {2, 2, 1, name, {RS16, RD16, E}, { op1, op2, RS16, RD16, E}} | |
100 | ||
101 | = | |
102 | { | |
b39096a4 SC |
103 | TWOOP("add.b", Hex8, Hex0,Hex8), |
104 | WTWOP("add.w", Hex0, Hex9), | |
105 | { 2, 2, 1, "adds", {KBIT,RD16|B30, E},{Hex0, HexB, KBIT, RD16|B30, E}}, | |
106 | TWOOP("addx", Hex9,Hex0,HexE), | |
107 | TWOOP("and", HexE,Hex1,Hex6), | |
108 | { 2, 2, 1, "andc", {IMM8, CCR, E}, { Hex0, Hex6, IMM8,IGNORE, E}}, | |
109 | BITOP(3,IMM3|B30, "band", Hex7, Hex6, Hex7, HexC, Hex7, HexE), | |
110 | BRANCH("bra", Hex0), | |
111 | BRANCH("bt", Hex0), | |
112 | BRANCH("brn", Hex1), | |
113 | BRANCH("bf", Hex1), | |
114 | BRANCH("bhi", Hex2), | |
115 | BRANCH("bls", Hex3), | |
116 | BRANCH("bcc", Hex4), | |
117 | BRANCH("bhs", Hex4), | |
118 | BRANCH("bcs", Hex5), | |
119 | BRANCH("blo", Hex5), | |
120 | BRANCH("bne", Hex6), | |
121 | BRANCH("beq", Hex7), | |
122 | BRANCH("bvc", Hex8), | |
123 | BRANCH("bvs", Hex9), | |
124 | BRANCH("bpl", HexA), | |
125 | BRANCH("bmi", HexB), | |
126 | BRANCH("bge", HexC), | |
127 | BRANCH("blt", HexD), | |
128 | BRANCH("bgt", HexE), | |
129 | BRANCH("ble", HexF), | |
130 | EBITOP(6,IMM3|B30,"bclr", Hex6, Hex2, Hex7, HexD, Hex7, HexF), | |
131 | BITOP(3,IMM3|B31,"biand", Hex7, Hex6, Hex7, HexC, Hex7, HexE), | |
132 | BITOP(3,IMM3|B31, "bild", Hex7, Hex7,Hex7, HexC, Hex7, HexE), | |
133 | BITOP(3,IMM3|B31, "bior", Hex7, Hex4,Hex7, HexC, Hex7, HexE), | |
134 | BITOP(3,IMM3|B31, "bist", Hex6, Hex7,Hex7, HexD, Hex7, HexE), | |
135 | BITOP(3,IMM3|B31, "bixor", Hex7, Hex5,Hex7, HexC, Hex7, HexE), | |
136 | BITOP(3,IMM3|B30, "bld", Hex7, Hex7,Hex7, HexC, Hex7, HexE), | |
137 | EBITOP(6,IMM3|B30,"bnot", Hex6, Hex1, Hex7, HexD, Hex7, HexF), | |
138 | BITOP(3,IMM3|B30,"bor", Hex7, Hex4,Hex7, HexC, Hex7, HexE), | |
139 | EBITOP(6,IMM3|B30,"bset", Hex6, Hex0,Hex7, HexD, Hex7, HexF), | |
140 | { 2, 1, 1, "bsr",{DISP8, E},{ Hex5, Hex5, DISP8,IGNORE, E}}, | |
141 | BITOP(3,IMM3|B30, "bst", Hex6, Hex7,Hex7, HexD, Hex7, HexF), | |
142 | EBITOP(6,IMM3|B30, "btst", Hex6, Hex3,Hex7, HexC, Hex7, HexE), | |
143 | BITOP(3,IMM3|B30, "bxor", Hex7,Hex5,Hex7, HexC, Hex7, HexE), | |
144 | TWOOP( "cmp.b",HexA, Hex1, HexC), | |
145 | WTWOP( "cmp.w",Hex1,HexD), | |
146 | UNOP( "daa",Hex0, HexF), | |
147 | UNOP( "das",Hex1, HexF), | |
148 | UNOP( "dec",Hex1, HexA), | |
149 | { 2, 2, 1, "divxu",{RS8, RD16|B30, E}, { Hex5, Hex1, RS8, RD16|B30, E}}, | |
150 | { 4, 0, 1, "eepmov",{ E}, {Hex7, HexB, Hex5, HexC, Hex5, Hex9, Hex8, HexF,E}}, | |
151 | UNOP( "inc", Hex0, HexA), | |
152 | { 2, 1, 3, "jmp",{RSIND|B30, E}, {Hex5, Hex9, RSIND|B30, Hex0, E}}, | |
153 | { 4, 1, 3, "jmp",{ABS16SRC, E}, {Hex5, HexA, Hex0, Hex0, ABS16SRC, IGNORE,IGNORE,IGNORE,E}}, | |
154 | { 2, 1, 3, "jmp",{MEMIND, E}, {Hex5, HexB, MEMIND,IGNORE, E}}, | |
155 | { 2, 1, 3, "jsr",{RSIND|B30, E}, {Hex5, HexD, RSIND|B30, Hex0, E}}, | |
156 | { 4, 1, 3, "jsr",{ABS16SRC, E}, {Hex5, HexE, Hex0, Hex0, ABS16SRC,IGNORE,IGNORE,IGNORE, E}}, | |
157 | { 2, 1, 3, "jsr",{MEMIND, E}, {Hex5, HexF, MEMIND, IGNORE,E}}, | |
158 | { 2, 2, 2, "ldc", {IMM8, CCR, E}, { Hex0, Hex7, IMM8,IGNORE, E}}, | |
159 | { 2, 2, 2, "ldc", {RS8, CCR, E}, { Hex0, Hex3, Hex0, RS8, E}}, | |
160 | ||
161 | { 2, 2,13, "mov.b", {RS8, RD8, E}, { Hex0, HexC, RS8, RD8, E}}, | |
162 | { 2, 2,13, "mov.b", {IMM8, RD8, E}, { HexF, RD8, IMM8,IGNORE, E}}, | |
163 | { 2, 2,13, "mov.b", {RSIND|B30,RD8, E}, { Hex6, Hex8, RSIND|B30, RD8, E}}, | |
164 | { 4, 2,13, "mov.b", {DISPSRC,RD8, E}, { Hex6, HexE, DISPREG|B30, RD8, DISPSRC, IGNORE, IGNORE, IGNORE, E}} , | |
165 | { 2, 2,13, "mov.b", {RSINC|B30, RD8, E}, { Hex6, HexC, RSINC|B30, RD8, E}}, | |
166 | ||
167 | { 4, 2,13, "mov.b", {ABS16SRC, RD8, E}, { Hex6, HexA, Hex0, RD8,ABS16SRC, IGNORE,IGNORE,IGNORE,E}}, | |
168 | { 2, 2,13, "mov.b", {ABS8SRC, RD8, E}, { Hex2, RD8, ABS8SRC,IGNORE, E}}, | |
169 | { 2, 2,13, "mov.b", {RS8, RDIND|B30, E}, { Hex6, Hex8, RDIND|B31, RS8, E}}, | |
170 | { 4, 2,13, "mov.b", {RS8, DISPDST, E}, { Hex6, HexE, DISPREG|B31, RS8,DISPDST, IGNORE, IGNORE, IGNORE, E}}, | |
82ef74dc | 171 | { 2, 2,13, "mov.b", {RS8, RDDEC|B31, E}, { Hex6, HexC, RDDEC|B31, RS8, E}}, |
86adb437 | 172 | /* Put the 16 bit one in first so it matches first */ |
b39096a4 SC |
173 | { 4, 2,13, "mov.b", {RS8, ABS16DST, E}, { Hex6, HexA, Hex8, RS8, ABS16DST,IGNORE,IGNORE,IGNORE, E}}, |
174 | { 2, 2,13, "mov.b", {RS8, ABS8DST, E}, { Hex3, RS8, ABS8DST,IGNORE, E}}, | |
175 | { 2, 2,11, "mov.w", {RS16|B30, RD16|B30, E},{ Hex0, HexD, RS16|B30, RD16|B30, E}}, | |
176 | { 4, 2,11, "mov.w", {IMM16, RD16|B30, E}, { Hex7, Hex9, Hex0, RD16|B30, IMM16,IGNORE,IGNORE,IGNORE, E}}, | |
177 | { 2, 2,11, "mov.w", {RSIND|B30,RD16|B30, E},{ Hex6, Hex9, RSIND|B30, RD16|B30, E}}, | |
178 | { 4, 2,11, "mov.w", {DISPSRC,RD16|B30, E}, { Hex6, HexF, DISPREG|B30, RD16|B30, DISPSRC, IGNORE, IGNORE, IGNORE,E}} , | |
179 | { 2, 2,11, "mov.w", {RSINC|B30, RD16|B30, E}, { Hex6, HexD, RSINC|B30, RD16|B30, E}}, | |
180 | { 4, 2,11, "mov.w", {ABS16SRC, RD16|B30, E}, { Hex6, HexB, Hex0, RD16|B30,ABS16SRC,IGNORE,IGNORE,IGNORE, E}}, | |
181 | { 2, 2,11, "mov.w", {RS16|B30, RDIND|B30, E},{ Hex6, Hex9, RDIND|B31, RS16|B30, E}}, | |
182 | { 4, 2,11, "mov.w", {RS16|B30, DISPDST, E}, { Hex6, HexF, DISPREG|B31, RS16|B30,DISPDST, IGNORE,IGNORE,IGNORE,E}}, | |
183 | { 2, 2,11, "mov.w", {RS16|B30, RDDEC|B30, E},{ Hex6, HexD, RDDEC|B31, RS16|B30, E}}, | |
184 | { 4, 2,11, "mov.w", {RS16|B30, ABS16DST, E}, { Hex6, HexB, Hex8, RS16|B30, ABS16DST, IGNORE, IGNORE, IGNORE, E}}, | |
185 | ||
186 | ||
187 | { 4, 2,1, "movfpe", {ABS16SRC, RD8, E}, { Hex6, HexA, Hex4, RD8, ABS16SRC,IGNORE,IGNORE,IGNORE, E}}, | |
188 | { 4, 2,1, "movtpe", {RS8, ABS16DST, E}, { Hex6, HexA, HexC, RS8, ABS16DST,IGNORE,IGNORE,IGNORE, E}}, | |
189 | { 2, 2,1, "mulxu", {RS8, RD16|B30, E}, { Hex5, Hex0, RS8, RD16|B30, E}}, | |
190 | { 2, 1,1, "neg", {RS8, E}, { Hex1, Hex7, Hex8, RS8, E}}, | |
191 | { 2, 0,1, "nop", {E}, { Hex0, Hex0, Hex0, Hex0,E}}, | |
192 | { 2, 1,1, "not", {RS8,E}, { Hex1, Hex7, Hex0, RS8,E}}, | |
193 | TWOOP("or", HexC, Hex1, Hex4), | |
194 | { 2, 2,1, "orc", {IMM8, CCR,E}, { Hex0, Hex4, IMM8,IGNORE,E}}, | |
195 | { 2, 1,1, "pop", {RS16|B30,E}, { Hex6, HexD, Hex7, RS16|B30,E}}, | |
196 | { 2, 1,1, "push", {RS16|B30,E}, { Hex6, HexD, HexF, RS16|B30,E}}, | |
197 | UNOP3( "rotl",Hex1, Hex2,Hex8), | |
198 | UNOP3( "rotr",Hex1, Hex3, Hex8), | |
199 | UNOP3( "rotxl",Hex1, Hex2, Hex0), | |
200 | UNOP3( "rotxr",Hex1, Hex3, Hex0), | |
201 | { 2, 0, 1, "rte", {E}, { Hex5, Hex6, Hex7, Hex0,E}}, | |
202 | { 2, 0, 1, "rts", {E}, { Hex5, Hex4, Hex7, Hex0,E}}, | |
203 | UNOP3( "shal", Hex1, Hex0, Hex8), | |
204 | UNOP3( "shar", Hex1, Hex1, Hex8), | |
205 | UNOP3( "shll", Hex1, Hex0, Hex0), | |
206 | UNOP3( "shlr", Hex1, Hex1, Hex0), | |
207 | { 2, 0, 1, "sleep", {E}, { Hex0, Hex1, Hex8, Hex0,E}}, | |
208 | { 2, 2, 1, "stc", {CCR, RD8,E}, { Hex0, Hex2, Hex0, RD8,E}}, | |
209 | { 2, 2, 1, "sub.b", {RS8,RD8,E}, { Hex1, Hex8, RS8, RD8,E}}, | |
210 | { 2, 2, 1, "sub.w", {RS16|B30, RD16|B30,E}, {Hex1, Hex9, RS16|B30, RD16|B30,E}}, | |
211 | { 2, 2, 1, "subs", {KBIT,RD16|B30,E}, { Hex1, HexB, KBIT, RD16|B30,E}}, | |
212 | TWOOP("subx",HexB, Hex1, HexE), | |
213 | TWOOP("xor", HexD, Hex1, Hex5), | |
214 | { 2, 2, 1,"xorc", {IMM8, CCR,E}, { Hex0, Hex5, IMM8,IGNORE,E}}, | |
215 | { 2, 0,1, "bad 52", {E, IMM8}, { Hex5, Hex2, IMM8, IGNORE,E}}, | |
216 | { 2, 0,1, "bad 53", {E, IMM8}, { Hex5, Hex3, IMM8, IGNORE,E}}, | |
217 | { 2, 0,1, "bad 57", {E, IMM8}, { Hex5, Hex7, IMM8, IGNORE,E}}, | |
218 | { 2, 0,1, "bad 58", {E, IMM8}, { Hex5, Hex8, IMM8, IGNORE,E}}, | |
219 | { 2, 0,1, "bad 64", {E, IMM8}, { Hex6, Hex4, IMM8, IGNORE,E}}, | |
220 | { 2, 0,1, "bad 65", {E, IMM8}, { Hex6, Hex5, IMM8, IGNORE,E}}, | |
221 | { 2, 0,1, "bad 66", {E, IMM8}, { Hex6, Hex6, IMM8, IGNORE,E}}, | |
222 | { 2, 0,1, "bad 78", {E, IMM8}, { Hex7, Hex8, IMM8, IGNORE,E}}, | |
223 | { 2, 0,1, "bad 7a", {E, IMM8}, { Hex7, HexA, IMM8, IGNORE,E}}, | |
224 | { 2, 0,1, "bad 5c", {E, IMM8}, { Hex5, HexC, IMM8, IGNORE,E}}, | |
86adb437 SC |
225 | |
226 | 0 | |
227 | } | |
228 | ||
229 | ||
230 | ||
231 | #endif | |
232 | ||
233 | ; |