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markom |
/* Assembler instructions for Motorola's Mcore processor
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Copyright 1999, 2000 Free Software Foundation, Inc.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
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#include "ansidecl.h"
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typedef enum
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{
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O0, OT, O1, OC, O2, X1, OI, OB,
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OMa, SI, I7, LS, BR, BL, LR, LJ,
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RM, RQ, JSR, JMP, OBRa, OBRb, OBRc, OBR2,
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O1R1, OMb, OMc, SIa,
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MULSH, OPSR,
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JC, JU, JL, RSI, DO21, OB2
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}
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mcore_opclass;
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typedef struct inst
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{
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char * name;
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mcore_opclass opclass;
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unsigned char transfer;
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unsigned short inst;
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}
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mcore_opcode_info;
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#ifdef DEFINE_TABLE
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mcore_opcode_info mcore_table[] =
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{
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{ "bkpt", O0, 0, 0x0000 },
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{ "sync", O0, 0, 0x0001 },
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{ "rte", O0, 1, 0x0002 },
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{ "rfe", O0, 1, 0x0002 },
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{ "rfi", O0, 1, 0x0003 },
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{ "stop", O0, 0, 0x0004 },
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{ "wait", O0, 0, 0x0005 },
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{ "doze", O0, 0, 0x0006 },
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{ "idly4", O0, 0, 0x0007 },
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{ "trap", OT, 0, 0x0008 },
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/* SPACE: 0x000C - 0x000F */
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/* SPACE: 0x0010 - 0x001F */
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{ "mvc", O1, 0, 0x0020 },
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{ "mvcv", O1, 0, 0x0030 },
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{ "ldq", RQ, 0, 0x0040 },
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{ "stq", RQ, 0, 0x0050 },
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{ "ldm", RM, 0, 0x0060 },
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{ "stm", RM, 0, 0x0070 },
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{ "dect", O1, 0, 0x0080 },
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{ "decf", O1, 0, 0x0090 },
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{ "inct", O1, 0, 0x00A0 },
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{ "incf", O1, 0, 0x00B0 },
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{ "jmp", JMP, 2, 0x00C0 },
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#define MCORE_INST_JMP 0x00C0
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{ "jsr", JSR, 0, 0x00D0 },
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#define MCORE_INST_JSR 0x00E0
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{ "ff1", O1, 0, 0x00E0 },
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{ "brev", O1, 0, 0x00F0 },
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{ "xtrb3", X1, 0, 0x0100 },
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{ "xtrb2", X1, 0, 0x0110 },
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{ "xtrb1", X1, 0, 0x0120 },
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{ "xtrb0", X1, 0, 0x0130 },
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{ "zextb", O1, 0, 0x0140 },
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{ "sextb", O1, 0, 0x0150 },
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{ "zexth", O1, 0, 0x0160 },
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{ "sexth", O1, 0, 0x0170 },
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{ "declt", O1, 0, 0x0180 },
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{ "tstnbz", O1, 0, 0x0190 },
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{ "decgt", O1, 0, 0x01A0 },
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{ "decne", O1, 0, 0x01B0 },
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{ "clrt", O1, 0, 0x01C0 },
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{ "clrf", O1, 0, 0x01D0 },
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{ "abs", O1, 0, 0x01E0 },
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{ "not", O1, 0, 0x01F0 },
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{ "movt", O2, 0, 0x0200 },
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{ "mult", O2, 0, 0x0300 },
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{ "loopt", BL, 0, 0x0400 },
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{ "subu", O2, 0, 0x0500 },
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{ "sub", O2, 0, 0x0500 }, /* Official alias. */
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{ "addc", O2, 0, 0x0600 },
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{ "subc", O2, 0, 0x0700 },
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/* SPACE: 0x0800-0x08ff for a diadic operation */
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/* SPACE: 0x0900-0x09ff for a diadic operation */
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{ "movf", O2, 0, 0x0A00 },
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{ "lsr", O2, 0, 0x0B00 },
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{ "cmphs", O2, 0, 0x0C00 },
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{ "cmplt", O2, 0, 0x0D00 },
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{ "tst", O2, 0, 0x0E00 },
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{ "cmpne", O2, 0, 0x0F00 },
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{ "mfcr", OC, 0, 0x1000 },
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{ "psrclr", OPSR, 0, 0x11F0 },
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{ "psrset", OPSR, 0, 0x11F8 },
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{ "mov", O2, 0, 0x1200 },
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{ "bgenr", O2, 0, 0x1300 },
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{ "rsub", O2, 0, 0x1400 },
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{ "ixw", O2, 0, 0x1500 },
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{ "and", O2, 0, 0x1600 },
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{ "xor", O2, 0, 0x1700 },
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{ "mtcr", OC, 0, 0x1800 },
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{ "asr", O2, 0, 0x1A00 },
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{ "lsl", O2, 0, 0x1B00 },
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{ "addu", O2, 0, 0x1C00 },
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{ "add", O2, 0, 0x1C00 }, /* Official alias. */
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{ "ixh", O2, 0, 0x1D00 },
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{ "or", O2, 0, 0x1E00 },
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{ "andn", O2, 0, 0x1F00 },
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{ "addi", OI, 0, 0x2000 },
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#define MCORE_INST_ADDI 0x2000
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{ "cmplti", OI, 0, 0x2200 },
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{ "subi", OI, 0, 0x2400 },
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/* SPACE: 0x2600-0x27ff open for a register+immediate operation */
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{ "rsubi", OB, 0, 0x2800 },
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{ "cmpnei", OB, 0, 0x2A00 },
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{ "bmaski", OMa, 0, 0x2C00 },
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{ "divu", O1R1, 0, 0x2C10 },
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/* SPACE: 0x2c20 - 0x2c7f */
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{ "bmaski", OMb, 0, 0x2C80 },
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{ "bmaski", OMc, 0, 0x2D00 },
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{ "andi", OB, 0, 0x2E00 },
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{ "bclri", OB, 0, 0x3000 },
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/* SPACE: 0x3200 - 0x320f */
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{ "divs", O1R1, 0, 0x3210 },
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/* SPACE: 0x3220 - 0x326f */
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{ "bgeni", OBRa, 0, 0x3270 },
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{ "bgeni", OBRb, 0, 0x3280 },
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{ "bgeni", OBRc, 0, 0x3300 },
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{ "bseti", OB, 0, 0x3400 },
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{ "btsti", OB, 0, 0x3600 },
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{ "xsr", O1, 0, 0x3800 },
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{ "rotli", SIa, 0, 0x3800 },
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{ "asrc", O1, 0, 0x3A00 },
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{ "asri", SIa, 0, 0x3A00 },
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{ "lslc", O1, 0, 0x3C00 },
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{ "lsli", SIa, 0, 0x3C00 },
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{ "lsrc", O1, 0, 0x3E00 },
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{ "lsri", SIa, 0, 0x3E00 },
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/* SPACE: 0x4000 - 0x5fff */
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{ "movi", I7, 0, 0x6000 },
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#define MCORE_INST_BMASKI_ALT 0x6000
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#define MCORE_INST_BGENI_ALT 0x6000
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{ "mulsh", MULSH, 0, 0x6800 },
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{ "muls.h", MULSH, 0, 0x6800 },
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/* SPACE: 0x6900 - 0x6FFF */
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{ "jmpi", LJ, 1, 0x7000 },
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{ "jsri", LJ, 0, 0x7F00 },
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#define MCORE_INST_JMPI 0x7000
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{ "lrw", LR, 0, 0x7000 },
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#define MCORE_INST_JSRI 0x7F00
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{ "ld", LS, 0, 0x8000 },
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{ "ldw", LS, 0, 0x8000 },
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{ "ld.w", LS, 0, 0x8000 },
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{ "st", LS, 0, 0x9000 },
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{ "stw", LS, 0, 0x9000 },
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{ "st.w", LS, 0, 0x9000 },
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{ "ldb", LS, 0, 0xA000 },
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{ "ld.b", LS, 0, 0xA000 },
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{ "stb", LS, 0, 0xB000 },
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{ "st.b", LS, 0, 0xB000 },
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{ "ldh", LS, 0, 0xC000 },
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{ "ld.h", LS, 0, 0xC000 },
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{ "sth", LS, 0, 0xD000 },
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{ "st.h", LS, 0, 0xD000 },
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{ "bt", BR, 0, 0xE000 },
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{ "bf", BR, 0, 0xE800 },
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{ "br", BR, 1, 0xF000 },
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#define MCORE_INST_BR 0xF000
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{ "bsr", BR, 0, 0xF800 },
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#define MCORE_INST_BSR 0xF800
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/* The following are relaxable branches */
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{ "jbt", JC, 0, 0xE000 },
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{ "jbf", JC, 0, 0xE800 },
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{ "jbr", JU, 1, 0xF000 },
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{ "jbsr", JL, 0, 0xF800 },
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/* The following are aliases for other instructions */
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{ "rts", O0, 2, 0x00CF }, /* jmp r15 */
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{ "rolc", DO21, 0, 0x0600 }, /* addc rd,rd */
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{ "rotlc", DO21, 0, 0x0600 }, /* addc rd,rd */
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{ "setc", O0, 0, 0x0C00 }, /* cmphs r0,r0 */
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{ "clrc", O0, 0, 0x0F00 }, /* cmpne r0,r0 */
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{ "tstle", O1, 0, 0x2200 }, /* cmplti rd,1 */
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{ "cmplei", OB, 0, 0x2200 }, /* cmplei rd,X -> cmplti rd,X+1 */
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{ "neg", O1, 0, 0x2800 }, /* rsubi rd,0 */
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{ "tstne", O1, 0, 0x2A00 }, /* cmpnei rd,0 */
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{ "tstlt", O1, 0, 0x37F0 }, /* btsti rx,31 */
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{ "mclri", OB2, 0, 0x3000 }, /* bclri rx,log2(imm) */
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{ "mgeni", OBR2, 0, 0x3200 }, /* bgeni rx,log2(imm) */
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{ "mseti", OB2, 0, 0x3400 }, /* bseti rx,log2(imm) */
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{ "mtsti", OB2, 0, 0x3600 }, /* btsti rx,log2(imm) */
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{ "rori", RSI, 0, 0x3800 },
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{ "rotri", RSI, 0, 0x3800 },
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{ "nop", O0, 0, 0x1200 }, /* mov r0, r0 */
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{ 0, 0, 0, 0 }
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};
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#endif
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