+++ /dev/null
-/* Disassemble Motorolla M*Core instructions.
- Copyright (C) 1993, 1999 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., 675 Mass Ave, Cambridge, MA 02139, USA. */
-
-#include <stdio.h>
-#define STATIC_TABLE
-#define DEFINE_TABLE
-
-#include "mcore-opc.h"
-#include "dis-asm.h"
-
-/* Mask for each mcore_opclass: */
-static const unsigned short imsk[] =
-{
- /* O0 */ 0xFFFF,
- /* OT */ 0xFFFC,
- /* O1 */ 0xFFF0,
- /* OC */ 0xFFE0,
- /* O2 */ 0xFF00,
- /* X1 */ 0xFFF0,
- /* OI */ 0xFE00,
- /* OB */ 0xFE00,
-
- /* OMa */ 0xFFF0,
- /* SI */ 0xFE00,
- /* I7 */ 0xF800,
- /* LS */ 0xF000,
- /* BR */ 0xF800,
- /* BL */ 0xFF00,
- /* LR */ 0xF000,
- /* LJ */ 0xFF00,
-
- /* RM */ 0xFFF0,
- /* RQ */ 0xFFF0,
- /* JSR */ 0xFFF0,
- /* JMP */ 0xFFF0,
- /* OBRa*/ 0xFFF0,
- /* OBRb*/ 0xFF80,
- /* OBRc*/ 0xFF00,
- /* OBR2*/ 0xFE00,
-
- /* O1R1*/ 0xFFF0,
- /* OMb */ 0xFF80,
- /* OMc */ 0xFF00,
- /* SIa */ 0xFE00,
-
-
- /* JC */ 0, /* JC,JU,JL don't appear in object */
- /* JU */ 0,
- /* JL */ 0,
- /* RSI */ 0,
- /* DO21*/ 0,
- /* OB2 */ 0 /* OB2 won't appear in object. */
-};
-
-static const char * grname[] =
-{
- "r0", "r1", "r2", "r3", "r4", "r5", "r6", "r7",
- "r8", "r9", "r10", "r11", "r12", "r13", "r14", "r15"
-};
-
-static const char X[] = "??";
-
-static const char * crname[] =
-{
- "psr", "vbr", "epsr", "fpsr", "epc", "fpc", "ss0", "ss1",
- "ss2", "ss3", "ss4", "gcr", "gsr", X, X, X,
- X, X, X, X, X, X, X, X,
- X, X, X, X, X, X, X, X
-};
-
-static const unsigned isiz[] = { 2, 0, 1, 0 };
-
-int
-print_insn_mcore (memaddr, info)
- bfd_vma memaddr;
- struct disassemble_info * info;
-{
- unsigned char ibytes[4];
- fprintf_ftype fprintf = info->fprintf_func;
- void * stream = info->stream;
- unsigned short inst;
- mcore_opcode_info * op;
- int status;
-
- status = info->read_memory_func (memaddr, ibytes, 2, info);
-
- if (status != 0)
- {
- info->memory_error_func (status, memaddr, info);
- return -1;
- }
-
- inst = (ibytes[0] << 8) | ibytes[1];
-
- /* Just a linear search of the table. */
- for (op = mcore_table; op->name != 0; op ++)
- {
- if (op->inst == (inst & imsk[op->opclass]))
- break;
- }
-
- if (op->name == 0)
- fprintf (stream, ".word 0x%04x", inst);
- else
- {
- const char * name = grname[inst & 0x0F];
-
- fprintf (stream, "%s", op->name);
-
- switch (op->opclass)
- {
- case O0: break;
- case OT: fprintf (stream, "\t%d", inst & 0x3); break;
- case O1:
- case JMP:
- case JSR: fprintf (stream, "\t%s", name); break;
- case OC: fprintf (stream, "\t%s, %s", name, crname[(inst >> 4) & 0x1F]); break;
- case O1R1: fprintf (stream, "\t%s, r1", name); break;
- case O2: fprintf (stream, "\t%s, %s", name, grname[(inst >> 4) & 0xF]); break;
- case X1: fprintf (stream, "\tr1, %s", name); break;
- case OI: fprintf (stream, "\t%s, %d", name, ((inst >> 4) & 0x1F) + 1); break;
- case RM: fprintf (stream, "\t%s-r15, (r0)", name); break;
- case RQ: fprintf (stream, "\tr4-r7, (%s)", name); break;
- case OB:
- case OBRa:
- case OBRb:
- case OBRc:
- case SI:
- case SIa:
- case OMa:
- case OMb:
- case OMc: fprintf (stream, "\t%s, %d", name, (inst >> 4) & 0x1F); break;
- case I7: fprintf (stream, "\t%s, %d", name, (inst >> 4) & 0x7F); break;
- case LS: fprintf (stream, "\t%s, (%s, %d)", grname[(inst >> 8) & 0xF],
- name, ((inst >> 4) & 0xF) << isiz[(inst >> 13) & 3]);
- break;
-
- case BR:
- {
- long val = inst & 0x3FF;
-
- if (inst & 0x400)
- val |= 0xFFFFFC00;
-
- fprintf (stream, "\t0x%x", memaddr + 2 + (val<<1));
-
- if (strcmp (op->name, "bsr") == 0)
- {
- /* for bsr, we'll try to get a symbol for the target */
- val = memaddr + 2 + (val << 1);
-
- if (info->print_address_func && val != 0)
- {
- fprintf (stream, "\t// ");
- info->print_address_func (val, info);
- }
- }
- }
- break;
-
- case BL:
- {
- long val;
- val = (inst & 0x000F);
- fprintf (stream, "\t%s, 0x%x",
- grname[(inst >> 4) & 0xF], memaddr - (val << 1));
- }
- break;
-
- case LR:
- {
- unsigned long val;
-
- val = (memaddr + 2 + ((inst & 0xFF) << 2)) & 0xFFFFFFFC;
-
- status = info->read_memory_func (val, ibytes, 4, info);
- if (status != 0)
- {
- info->memory_error_func (status, memaddr, info);
- return -1;
- }
-
- val = (ibytes[0] << 24) | (ibytes[1] << 16)
- | (ibytes[2] << 8) | (ibytes[3]);
-
- /* Removed [] around literal value to match ABI syntax 12/95. */
- fprintf (stream, "\t%s, 0x%X", grname[(inst >> 8) & 0xF], val);
-
- if (val == 0)
- fprintf (stream, "\t// from address pool at 0x%x",
- (memaddr + 2 + ((inst & 0xFF) << 2)) & 0xFFFFFFFC);
- }
- break;
-
- case LJ:
- {
- unsigned long val;
-
- val = (memaddr + 2 + ((inst & 0xFF) << 2)) & 0xFFFFFFFC;
-
- status = info->read_memory_func (val, ibytes, 4, info);
- if (status != 0)
- {
- info->memory_error_func (status, memaddr, info);
- return -1;
- }
-
- val = (ibytes[0] << 24) | (ibytes[1] << 16)
- | (ibytes[2] << 8) | (ibytes[3]);
-
- /* Removed [] around literal value to match ABI syntax 12/95. */
- fprintf (stream, "\t0x%X", val);
- /* For jmpi/jsri, we'll try to get a symbol for the target. */
- if (info->print_address_func && val != 0)
- {
- fprintf (stream, "\t// ");
- info->print_address_func (val, info);
- }
- else
- {
- fprintf (stream, "\t// from address pool at 0x%x",
- (memaddr + 2 + ((inst & 0xFF) << 2)) & 0xFFFFFFFC);
- }
- }
- break;
-
- default:
- /* if the disassembler lags the instruction set */
- fprintf (stream, "\tundecoded operands, inst is 0x%04x", inst);
- break;
- }
- }
-
- /* Say how many bytes we consumed? */
- return 2;
-}
+++ /dev/null
-/* Assembler instructions for Motorolla's Mcore processor
- Copyright (C) 1999 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,
- 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 },
- { "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 },
- { "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 },
- { "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
-/* 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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