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