[444] | 1 | /* Opcode table for the TI MSP430 microcontrollers |
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| 2 | |
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| 3 | Copyright 2002-2013 Free Software Foundation, Inc. |
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| 4 | Contributed by Dmitry Diky <diwil@mail.ru> |
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| 5 | |
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| 6 | This program is free software; you can redistribute it and/or modify |
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| 7 | it under the terms of the GNU General Public License as published by |
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| 8 | the Free Software Foundation; either version 3, or (at your option) |
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| 9 | any later version. |
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| 10 | |
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| 11 | This program is distributed in the hope that it will be useful, |
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| 12 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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| 14 | GNU General Public License for more details. |
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| 15 | |
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| 16 | You should have received a copy of the GNU General Public License |
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| 17 | along with this program; if not, write to the Free Software |
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| 18 | Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, |
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| 19 | MA 02110-1301, USA. */ |
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| 20 | |
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| 21 | #ifndef __MSP430_H_ |
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| 22 | #define __MSP430_H_ |
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| 23 | |
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| 24 | struct msp430_operand_s |
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| 25 | { |
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| 26 | int ol; /* Operand length words. */ |
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| 27 | int am; /* Addr mode. */ |
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| 28 | int reg; /* Register. */ |
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| 29 | int mode; /* Pperand mode. */ |
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| 30 | #define OP_REG 0 |
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| 31 | #define OP_EXP 1 |
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| 32 | #ifndef DASM_SECTION |
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| 33 | expressionS exp; |
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| 34 | #endif |
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| 35 | }; |
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| 36 | |
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| 37 | #define BYTE_OPERATION (1 << 6) /* Byte operation flag for all instructions. */ |
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| 38 | |
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| 39 | struct msp430_opcode_s |
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| 40 | { |
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| 41 | char *name; |
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| 42 | int fmt; |
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| 43 | int insn_opnumb; |
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| 44 | int bin_opcode; |
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| 45 | int bin_mask; |
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| 46 | }; |
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| 47 | |
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| 48 | #define MSP_INSN(name, size, numb, bin, mask) { #name, size, numb, bin, mask } |
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| 49 | |
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| 50 | static struct msp430_opcode_s msp430_opcodes[] = |
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| 51 | { |
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| 52 | MSP_INSN (and, 1, 2, 0xf000, 0xf000), |
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| 53 | MSP_INSN (inv, 0, 1, 0xe330, 0xfff0), |
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| 54 | MSP_INSN (xor, 1, 2, 0xe000, 0xf000), |
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| 55 | MSP_INSN (setz, 0, 0, 0xd322, 0xffff), |
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| 56 | MSP_INSN (setc, 0, 0, 0xd312, 0xffff), |
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| 57 | MSP_INSN (eint, 0, 0, 0xd232, 0xffff), |
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| 58 | MSP_INSN (setn, 0, 0, 0xd222, 0xffff), |
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| 59 | MSP_INSN (bis, 1, 2, 0xd000, 0xf000), |
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| 60 | MSP_INSN (clrz, 0, 0, 0xc322, 0xffff), |
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| 61 | MSP_INSN (clrc, 0, 0, 0xc312, 0xffff), |
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| 62 | MSP_INSN (dint, 0, 0, 0xc232, 0xffff), |
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| 63 | MSP_INSN (clrn, 0, 0, 0xc222, 0xffff), |
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| 64 | MSP_INSN (bic, 1, 2, 0xc000, 0xf000), |
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| 65 | MSP_INSN (bit, 1, 2, 0xb000, 0xf000), |
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| 66 | MSP_INSN (dadc, 0, 1, 0xa300, 0xff30), |
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| 67 | MSP_INSN (dadd, 1, 2, 0xa000, 0xf000), |
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| 68 | MSP_INSN (tst, 0, 1, 0x9300, 0xff30), |
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| 69 | MSP_INSN (cmp, 1, 2, 0x9000, 0xf000), |
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| 70 | MSP_INSN (decd, 0, 1, 0x8320, 0xff30), |
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| 71 | MSP_INSN (dec, 0, 1, 0x8310, 0xff30), |
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| 72 | MSP_INSN (sub, 1, 2, 0x8000, 0xf000), |
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| 73 | MSP_INSN (sbc, 0, 1, 0x7300, 0xff30), |
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| 74 | MSP_INSN (subc, 1, 2, 0x7000, 0xf000), |
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| 75 | MSP_INSN (adc, 0, 1, 0x6300, 0xff30), |
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| 76 | MSP_INSN (rlc, 0, 2, 0x6000, 0xf000), |
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| 77 | MSP_INSN (addc, 1, 2, 0x6000, 0xf000), |
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| 78 | MSP_INSN (incd, 0, 1, 0x5320, 0xff30), |
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| 79 | MSP_INSN (inc, 0, 1, 0x5310, 0xff30), |
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| 80 | MSP_INSN (rla, 0, 2, 0x5000, 0xf000), |
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| 81 | MSP_INSN (add, 1, 2, 0x5000, 0xf000), |
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| 82 | MSP_INSN (nop, 0, 0, 0x4303, 0xffff), |
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| 83 | MSP_INSN (clr, 0, 1, 0x4300, 0xff30), |
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| 84 | MSP_INSN (ret, 0, 0, 0x4130, 0xff30), |
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| 85 | MSP_INSN (pop, 0, 1, 0x4130, 0xff30), |
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| 86 | MSP_INSN (br, 0, 3, 0x4000, 0xf000), |
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| 87 | MSP_INSN (mov, 1, 2, 0x4000, 0xf000), |
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| 88 | MSP_INSN (jmp, 3, 1, 0x3c00, 0xfc00), |
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| 89 | MSP_INSN (jl, 3, 1, 0x3800, 0xfc00), |
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| 90 | MSP_INSN (jge, 3, 1, 0x3400, 0xfc00), |
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| 91 | MSP_INSN (jn, 3, 1, 0x3000, 0xfc00), |
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| 92 | MSP_INSN (jc, 3, 1, 0x2c00, 0xfc00), |
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| 93 | MSP_INSN (jhs, 3, 1, 0x2c00, 0xfc00), |
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| 94 | MSP_INSN (jnc, 3, 1, 0x2800, 0xfc00), |
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| 95 | MSP_INSN (jlo, 3, 1, 0x2800, 0xfc00), |
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| 96 | MSP_INSN (jz, 3, 1, 0x2400, 0xfc00), |
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| 97 | MSP_INSN (jeq, 3, 1, 0x2400, 0xfc00), |
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| 98 | MSP_INSN (jnz, 3, 1, 0x2000, 0xfc00), |
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| 99 | MSP_INSN (jne, 3, 1, 0x2000, 0xfc00), |
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| 100 | MSP_INSN (reti, 2, 0, 0x1300, 0xffc0), |
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| 101 | MSP_INSN (call, 2, 1, 0x1280, 0xffc0), |
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| 102 | MSP_INSN (push, 2, 1, 0x1200, 0xff80), |
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| 103 | MSP_INSN (sxt, 2, 1, 0x1180, 0xffc0), |
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| 104 | MSP_INSN (rra, 2, 1, 0x1100, 0xff80), |
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| 105 | MSP_INSN (swpb, 2, 1, 0x1080, 0xffc0), |
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| 106 | MSP_INSN (rrc, 2, 1, 0x1000, 0xff80), |
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| 107 | /* Simple polymorphs. */ |
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| 108 | MSP_INSN (beq, 4, 0, 0, 0xffff), |
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| 109 | MSP_INSN (bne, 4, 1, 0, 0xffff), |
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| 110 | MSP_INSN (blt, 4, 2, 0, 0xffff), |
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| 111 | MSP_INSN (bltu, 4, 3, 0, 0xffff), |
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| 112 | MSP_INSN (bge, 4, 4, 0, 0xffff), |
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| 113 | MSP_INSN (bgeu, 4, 5, 0, 0xffff), |
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| 114 | MSP_INSN (bltn, 4, 6, 0, 0xffff), |
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| 115 | MSP_INSN (jump, 4, 7, 0, 0xffff), |
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| 116 | /* Long polymorphs. */ |
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| 117 | MSP_INSN (bgt, 5, 0, 0, 0xffff), |
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| 118 | MSP_INSN (bgtu, 5, 1, 0, 0xffff), |
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| 119 | MSP_INSN (bleu, 5, 2, 0, 0xffff), |
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| 120 | MSP_INSN (ble, 5, 3, 0, 0xffff), |
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| 121 | |
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| 122 | /* MSP430X instructions - these ones use an extension word. |
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| 123 | A negative format indicates an MSP430X instruction. */ |
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| 124 | MSP_INSN (addcx, -2, 2, 0x6000, 0xf000), |
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| 125 | MSP_INSN (addx, -2, 2, 0x5000, 0xf000), |
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| 126 | MSP_INSN (andx, -2, 2, 0xf000, 0xf000), |
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| 127 | MSP_INSN (bicx, -2, 2, 0xc000, 0xf000), |
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| 128 | MSP_INSN (bisx, -2, 2, 0xd000, 0xf000), |
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| 129 | MSP_INSN (bitx, -2, 2, 0xb000, 0xf000), |
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| 130 | MSP_INSN (cmpx, -2, 2, 0x9000, 0xf000), |
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| 131 | MSP_INSN (daddx, -2, 2, 0xa000, 0xf000), |
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| 132 | MSP_INSN (movx, -2, 2, 0x4000, 0xf000), |
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| 133 | MSP_INSN (subcx, -2, 2, 0x7000, 0xf000), |
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| 134 | MSP_INSN (subx, -2, 2, 0x8000, 0xf000), |
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| 135 | MSP_INSN (xorx, -2, 2, 0xe000, 0xf000), |
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| 136 | |
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| 137 | /* MSP430X Synthetic instructions. */ |
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| 138 | MSP_INSN (adcx, -1, 1, 0x6300, 0xff30), |
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| 139 | MSP_INSN (clra, -1, 1, 0x4300, 0xff30), |
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| 140 | MSP_INSN (clrx, -1, 1, 0x4300, 0xff30), |
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| 141 | MSP_INSN (dadcx, -1, 1, 0xa300, 0xff30), |
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| 142 | MSP_INSN (decx, -1, 1, 0x8310, 0xff30), |
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| 143 | MSP_INSN (decda, -1, 1, 0x8320, 0xff30), |
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| 144 | MSP_INSN (decdx, -1, 1, 0x8320, 0xff30), |
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| 145 | MSP_INSN (incx, -1, 1, 0x5310, 0xff30), |
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| 146 | MSP_INSN (incda, -1, 1, 0x5320, 0xff30), |
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| 147 | MSP_INSN (incdx, -1, 1, 0x5320, 0xff30), |
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| 148 | MSP_INSN (invx, -1, 1, 0xe330, 0xfff0), |
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| 149 | MSP_INSN (popx, -1, 1, 0x4130, 0xff30), |
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| 150 | MSP_INSN (rlax, -1, 2, 0x5000, 0xf000), |
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| 151 | MSP_INSN (rlcx, -1, 2, 0x6000, 0xf000), |
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| 152 | MSP_INSN (sbcx, -1, 1, 0x7300, 0xff30), |
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| 153 | MSP_INSN (tsta, -1, 1, 0x9300, 0xff30), |
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| 154 | MSP_INSN (tstx, -1, 1, 0x9300, 0xff30), |
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| 155 | |
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| 156 | MSP_INSN (pushx, -3, 1, 0x1200, 0xff80), |
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| 157 | MSP_INSN (rrax, -3, 1, 0x1100, 0xff80), |
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| 158 | MSP_INSN (rrcx, -3, 1, 0x1000, 0xff80), |
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| 159 | MSP_INSN (swpbx, -3, 1, 0x1080, 0xffc0), |
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| 160 | MSP_INSN (sxtx, -3, 1, 0x1180, 0xffc0), |
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| 161 | |
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| 162 | /* MSP430X Address instructions - no extension word needed. |
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| 163 | The insn_opnumb field is used to encode the nature of the |
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| 164 | instruction for assembly and disassembly purposes. */ |
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| 165 | MSP_INSN (calla, -1, 4, 0x1300, 0xff00), |
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| 166 | |
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| 167 | MSP_INSN (popm, -1, 5, 0x1600, 0xfe00), |
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| 168 | MSP_INSN (pushm, -1, 5, 0x1400, 0xfe00), |
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| 169 | |
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| 170 | MSP_INSN (rrcm, -1, 6, 0x0040, 0xf3e0), |
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| 171 | MSP_INSN (rram, -1, 6, 0x0140, 0xf3e0), |
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| 172 | MSP_INSN (rlam, -1, 6, 0x0240, 0xf3e0), |
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| 173 | MSP_INSN (rrum, -1, 6, 0x0340, 0xf3e0), |
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| 174 | |
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| 175 | MSP_INSN (rrux, -1, 7, 0x0340, 0xffe0), /* Synthesized in terms of RRUM. */ |
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| 176 | |
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| 177 | MSP_INSN (adda, -1, 8, 0x00a0, 0xf0b0), |
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| 178 | MSP_INSN (cmpa, -1, 8, 0x0090, 0xf0b0), |
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| 179 | MSP_INSN (suba, -1, 8, 0x00b0, 0xf0b0), |
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| 180 | |
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| 181 | MSP_INSN (reta, -1, 9, 0x0110, 0xffff), |
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| 182 | MSP_INSN (bra, -1, 9, 0x0000, 0xf0cf), |
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| 183 | MSP_INSN (mova, -1, 9, 0x0000, 0xf080), |
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| 184 | MSP_INSN (mova, -1, 9, 0x0080, 0xf0b0), |
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| 185 | MSP_INSN (mova, -1, 9, 0x00c0, 0xf0f0), |
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| 186 | |
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| 187 | /* Pseudo instruction to set the repeat field in the extension word. */ |
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| 188 | MSP_INSN (rpt, -1, 10, 0x0000, 0x0000), |
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| 189 | |
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| 190 | /* End of instruction set. */ |
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| 191 | { NULL, 0, 0, 0, 0 } |
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| 192 | }; |
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| 193 | |
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| 194 | #endif |
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