1 /* Assembler instructions for Motorola's Mcore processor 2 Copyright 1999, 2000 Free Software Foundation, Inc. 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 17 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ 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, 26 O1R1, OMb, OMc, SIa, 27 MULSH, OPSR, 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 42 mcore_opcode_info mcore_table[] = 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 }, 52 { "idly4", O0, 0, 0x0007 }, 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 }, 104 { "psrclr", OPSR, 0, 0x11F0 }, 105 { "psrset", OPSR, 0, 0x11F8 }, 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 }, 116 { "add", O2, 0, 0x1C00 }, /* Official alias. */ 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 154 { "mulsh", MULSH, 0, 0x6800 }, 155 { "muls.h", MULSH, 0, 0x6800 }, 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 210