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3442f309 | 1 | /* Assembler instructions for Motorola's Mcore processor |
aef6203b | 2 | Copyright 1999, 2000, 2002 Free Software Foundation, Inc. |
3f230321 NC |
3 | |
4 | ||
5 | This program is free software; you can redistribute it and/or modify | |
6 | it under the terms of the GNU General Public License as published by | |
7 | the Free Software Foundation; either version 2 of the License, or | |
8 | (at your option) any later version. | |
9 | ||
10 | This program is distributed in the hope that it will be useful, | |
11 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
13 | GNU General Public License for more details. | |
14 | ||
15 | You should have received a copy of the GNU General Public License | |
16 | along with this program; if not, write to the Free Software | |
f4321104 | 17 | Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA. */ |
3f230321 NC |
18 | |
19 | #include "ansidecl.h" | |
20 | ||
21 | typedef enum | |
22 | { | |
23 | O0, OT, O1, OC, O2, X1, OI, OB, | |
24 | OMa, SI, I7, LS, BR, BL, LR, LJ, | |
25 | RM, RQ, JSR, JMP, OBRa, OBRb, OBRc, OBR2, | |
452a37f0 | 26 | O1R1, OMb, OMc, SIa, |
97ee9b94 | 27 | MULSH, OPSR, |
3f230321 NC |
28 | JC, JU, JL, RSI, DO21, OB2 |
29 | } | |
30 | mcore_opclass; | |
31 | ||
32 | typedef struct inst | |
33 | { | |
34 | char * name; | |
35 | mcore_opclass opclass; | |
36 | unsigned char transfer; | |
37 | unsigned short inst; | |
38 | } | |
39 | mcore_opcode_info; | |
40 | ||
41 | #ifdef DEFINE_TABLE | |
84037f8c | 42 | const mcore_opcode_info mcore_table[] = |
3f230321 NC |
43 | { |
44 | { "bkpt", O0, 0, 0x0000 }, | |
45 | { "sync", O0, 0, 0x0001 }, | |
46 | { "rte", O0, 1, 0x0002 }, | |
47 | { "rfe", O0, 1, 0x0002 }, | |
48 | { "rfi", O0, 1, 0x0003 }, | |
49 | { "stop", O0, 0, 0x0004 }, | |
50 | { "wait", O0, 0, 0x0005 }, | |
51 | { "doze", O0, 0, 0x0006 }, | |
97ee9b94 | 52 | { "idly4", O0, 0, 0x0007 }, |
3f230321 NC |
53 | { "trap", OT, 0, 0x0008 }, |
54 | /* SPACE: 0x000C - 0x000F */ | |
55 | /* SPACE: 0x0010 - 0x001F */ | |
56 | { "mvc", O1, 0, 0x0020 }, | |
57 | { "mvcv", O1, 0, 0x0030 }, | |
58 | { "ldq", RQ, 0, 0x0040 }, | |
59 | { "stq", RQ, 0, 0x0050 }, | |
60 | { "ldm", RM, 0, 0x0060 }, | |
61 | { "stm", RM, 0, 0x0070 }, | |
62 | { "dect", O1, 0, 0x0080 }, | |
63 | { "decf", O1, 0, 0x0090 }, | |
64 | { "inct", O1, 0, 0x00A0 }, | |
65 | { "incf", O1, 0, 0x00B0 }, | |
66 | { "jmp", JMP, 2, 0x00C0 }, | |
67 | #define MCORE_INST_JMP 0x00C0 | |
68 | { "jsr", JSR, 0, 0x00D0 }, | |
69 | #define MCORE_INST_JSR 0x00E0 | |
70 | { "ff1", O1, 0, 0x00E0 }, | |
71 | { "brev", O1, 0, 0x00F0 }, | |
72 | { "xtrb3", X1, 0, 0x0100 }, | |
73 | { "xtrb2", X1, 0, 0x0110 }, | |
74 | { "xtrb1", X1, 0, 0x0120 }, | |
75 | { "xtrb0", X1, 0, 0x0130 }, | |
76 | { "zextb", O1, 0, 0x0140 }, | |
77 | { "sextb", O1, 0, 0x0150 }, | |
78 | { "zexth", O1, 0, 0x0160 }, | |
79 | { "sexth", O1, 0, 0x0170 }, | |
80 | { "declt", O1, 0, 0x0180 }, | |
81 | { "tstnbz", O1, 0, 0x0190 }, | |
82 | { "decgt", O1, 0, 0x01A0 }, | |
83 | { "decne", O1, 0, 0x01B0 }, | |
84 | { "clrt", O1, 0, 0x01C0 }, | |
85 | { "clrf", O1, 0, 0x01D0 }, | |
86 | { "abs", O1, 0, 0x01E0 }, | |
87 | { "not", O1, 0, 0x01F0 }, | |
88 | { "movt", O2, 0, 0x0200 }, | |
89 | { "mult", O2, 0, 0x0300 }, | |
90 | { "loopt", BL, 0, 0x0400 }, | |
91 | { "subu", O2, 0, 0x0500 }, | |
92 | { "sub", O2, 0, 0x0500 }, /* Official alias. */ | |
93 | { "addc", O2, 0, 0x0600 }, | |
94 | { "subc", O2, 0, 0x0700 }, | |
95 | /* SPACE: 0x0800-0x08ff for a diadic operation */ | |
96 | /* SPACE: 0x0900-0x09ff for a diadic operation */ | |
97 | { "movf", O2, 0, 0x0A00 }, | |
98 | { "lsr", O2, 0, 0x0B00 }, | |
99 | { "cmphs", O2, 0, 0x0C00 }, | |
100 | { "cmplt", O2, 0, 0x0D00 }, | |
101 | { "tst", O2, 0, 0x0E00 }, | |
102 | { "cmpne", O2, 0, 0x0F00 }, | |
103 | { "mfcr", OC, 0, 0x1000 }, | |
97ee9b94 NC |
104 | { "psrclr", OPSR, 0, 0x11F0 }, |
105 | { "psrset", OPSR, 0, 0x11F8 }, | |
3f230321 NC |
106 | { "mov", O2, 0, 0x1200 }, |
107 | { "bgenr", O2, 0, 0x1300 }, | |
108 | { "rsub", O2, 0, 0x1400 }, | |
109 | { "ixw", O2, 0, 0x1500 }, | |
110 | { "and", O2, 0, 0x1600 }, | |
111 | { "xor", O2, 0, 0x1700 }, | |
112 | { "mtcr", OC, 0, 0x1800 }, | |
113 | { "asr", O2, 0, 0x1A00 }, | |
114 | { "lsl", O2, 0, 0x1B00 }, | |
115 | { "addu", O2, 0, 0x1C00 }, | |
06b53c1b | 116 | { "add", O2, 0, 0x1C00 }, /* Official alias. */ |
3f230321 NC |
117 | { "ixh", O2, 0, 0x1D00 }, |
118 | { "or", O2, 0, 0x1E00 }, | |
119 | { "andn", O2, 0, 0x1F00 }, | |
120 | { "addi", OI, 0, 0x2000 }, | |
121 | #define MCORE_INST_ADDI 0x2000 | |
122 | { "cmplti", OI, 0, 0x2200 }, | |
123 | { "subi", OI, 0, 0x2400 }, | |
124 | /* SPACE: 0x2600-0x27ff open for a register+immediate operation */ | |
125 | { "rsubi", OB, 0, 0x2800 }, | |
126 | { "cmpnei", OB, 0, 0x2A00 }, | |
127 | { "bmaski", OMa, 0, 0x2C00 }, | |
128 | { "divu", O1R1, 0, 0x2C10 }, | |
129 | /* SPACE: 0x2c20 - 0x2c7f */ | |
130 | { "bmaski", OMb, 0, 0x2C80 }, | |
131 | { "bmaski", OMc, 0, 0x2D00 }, | |
132 | { "andi", OB, 0, 0x2E00 }, | |
133 | { "bclri", OB, 0, 0x3000 }, | |
134 | /* SPACE: 0x3200 - 0x320f */ | |
135 | { "divs", O1R1, 0, 0x3210 }, | |
136 | /* SPACE: 0x3220 - 0x326f */ | |
137 | { "bgeni", OBRa, 0, 0x3270 }, | |
138 | { "bgeni", OBRb, 0, 0x3280 }, | |
139 | { "bgeni", OBRc, 0, 0x3300 }, | |
140 | { "bseti", OB, 0, 0x3400 }, | |
141 | { "btsti", OB, 0, 0x3600 }, | |
142 | { "xsr", O1, 0, 0x3800 }, | |
143 | { "rotli", SIa, 0, 0x3800 }, | |
144 | { "asrc", O1, 0, 0x3A00 }, | |
145 | { "asri", SIa, 0, 0x3A00 }, | |
146 | { "lslc", O1, 0, 0x3C00 }, | |
147 | { "lsli", SIa, 0, 0x3C00 }, | |
148 | { "lsrc", O1, 0, 0x3E00 }, | |
149 | { "lsri", SIa, 0, 0x3E00 }, | |
150 | /* SPACE: 0x4000 - 0x5fff */ | |
151 | { "movi", I7, 0, 0x6000 }, | |
152 | #define MCORE_INST_BMASKI_ALT 0x6000 | |
153 | #define MCORE_INST_BGENI_ALT 0x6000 | |
97ee9b94 NC |
154 | { "mulsh", MULSH, 0, 0x6800 }, |
155 | { "muls.h", MULSH, 0, 0x6800 }, | |
3f230321 NC |
156 | /* SPACE: 0x6900 - 0x6FFF */ |
157 | { "jmpi", LJ, 1, 0x7000 }, | |
158 | { "jsri", LJ, 0, 0x7F00 }, | |
159 | #define MCORE_INST_JMPI 0x7000 | |
160 | { "lrw", LR, 0, 0x7000 }, | |
161 | #define MCORE_INST_JSRI 0x7F00 | |
162 | { "ld", LS, 0, 0x8000 }, | |
163 | { "ldw", LS, 0, 0x8000 }, | |
164 | { "ld.w", LS, 0, 0x8000 }, | |
165 | { "st", LS, 0, 0x9000 }, | |
166 | { "stw", LS, 0, 0x9000 }, | |
167 | { "st.w", LS, 0, 0x9000 }, | |
168 | { "ldb", LS, 0, 0xA000 }, | |
169 | { "ld.b", LS, 0, 0xA000 }, | |
170 | { "stb", LS, 0, 0xB000 }, | |
171 | { "st.b", LS, 0, 0xB000 }, | |
172 | { "ldh", LS, 0, 0xC000 }, | |
173 | { "ld.h", LS, 0, 0xC000 }, | |
174 | { "sth", LS, 0, 0xD000 }, | |
175 | { "st.h", LS, 0, 0xD000 }, | |
176 | { "bt", BR, 0, 0xE000 }, | |
177 | { "bf", BR, 0, 0xE800 }, | |
178 | { "br", BR, 1, 0xF000 }, | |
179 | #define MCORE_INST_BR 0xF000 | |
180 | { "bsr", BR, 0, 0xF800 }, | |
181 | #define MCORE_INST_BSR 0xF800 | |
182 | ||
183 | /* The following are relaxable branches */ | |
184 | { "jbt", JC, 0, 0xE000 }, | |
185 | { "jbf", JC, 0, 0xE800 }, | |
186 | { "jbr", JU, 1, 0xF000 }, | |
187 | { "jbsr", JL, 0, 0xF800 }, | |
188 | ||
189 | /* The following are aliases for other instructions */ | |
190 | { "rts", O0, 2, 0x00CF }, /* jmp r15 */ | |
191 | { "rolc", DO21, 0, 0x0600 }, /* addc rd,rd */ | |
192 | { "rotlc", DO21, 0, 0x0600 }, /* addc rd,rd */ | |
193 | { "setc", O0, 0, 0x0C00 }, /* cmphs r0,r0 */ | |
194 | { "clrc", O0, 0, 0x0F00 }, /* cmpne r0,r0 */ | |
195 | { "tstle", O1, 0, 0x2200 }, /* cmplti rd,1 */ | |
196 | { "cmplei", OB, 0, 0x2200 }, /* cmplei rd,X -> cmplti rd,X+1 */ | |
197 | { "neg", O1, 0, 0x2800 }, /* rsubi rd,0 */ | |
198 | { "tstne", O1, 0, 0x2A00 }, /* cmpnei rd,0 */ | |
199 | { "tstlt", O1, 0, 0x37F0 }, /* btsti rx,31 */ | |
200 | { "mclri", OB2, 0, 0x3000 }, /* bclri rx,log2(imm) */ | |
201 | { "mgeni", OBR2, 0, 0x3200 }, /* bgeni rx,log2(imm) */ | |
202 | { "mseti", OB2, 0, 0x3400 }, /* bseti rx,log2(imm) */ | |
203 | { "mtsti", OB2, 0, 0x3600 }, /* btsti rx,log2(imm) */ | |
204 | { "rori", RSI, 0, 0x3800 }, | |
205 | { "rotri", RSI, 0, 0x3800 }, | |
206 | { "nop", O0, 0, 0x1200 }, /* mov r0, r0 */ | |
207 | { 0, 0, 0, 0 } | |
208 | }; | |
209 | #endif |