-/* Disassemble Motorolla M*Core instructions.
- Copyright (C) 1993, 1999 Free Software Foundation, Inc.
+/* Disassemble Motorola M*Core instructions.
+ Copyright 1993, 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
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
+#include "sysdep.h"
#include <stdio.h>
#define STATIC_TABLE
#define DEFINE_TABLE
/* 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,
-
-Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, 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,
+ /* OC */ 0xFE00,
/* O2 */ 0xFF00,
/* X1 */ 0xFFF0,
/* OI */ 0xFE00,
/* OMc */ 0xFF00,
/* SIa */ 0xFE00,
+ /* MULSH */ 0xFF00,
+ /* OPSR */ 0xFFF8, /* psrset/psrclr */
+
/* JC */ 0, /* JC,JU,JL don't appear in object */
/* JU */ 0,
/* JL */ 0,
return -1;
}
+ if (info->endian == BFD_ENDIAN_BIG)
inst = (ibytes[0] << 8) | ibytes[1];
+ else if (info->endian == BFD_ENDIAN_LITTLE)
+ inst = (ibytes[1] << 8) | ibytes[0];
+ else
+ abort ();
/* Just a linear search of the table. */
for (op = mcore_table; op->name != 0; op ++)
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 MULSH:
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;
if (strcmp (op->name, "bsr") == 0)
{
- /* for bsr, we'll try to get a symbol for the target */
+ /* For bsr, we'll try to get a symbol for the target. */
val = memaddr + 2 + (val << 1);
if (info->print_address_func && val != 0)
break;
}
+ if (info->endian == BFD_ENDIAN_LITTLE)
+ val = (ibytes[3] << 24) | (ibytes[2] << 16)
+ | (ibytes[1] << 8) | (ibytes[0]);
+ else
val = (ibytes[0] << 24) | (ibytes[1] << 16)
| (ibytes[2] << 8) | (ibytes[3]);
break;
}
+ if (info->endian == BFD_ENDIAN_LITTLE)
+ val = (ibytes[3] << 24) | (ibytes[2] << 16)
+ | (ibytes[1] << 8) | (ibytes[0]);
+ else
val = (ibytes[0] << 24) | (ibytes[1] << 16)
| (ibytes[2] << 8) | (ibytes[3]);
}
break;
+ case OPSR:
+ {
+ static char * fields[] =
+ {
+ "af", "ie", "fe", "fe,ie",
+ "ee", "ee,ie", "ee,fe", "ee,fe,ie"
+ };
+
+ fprintf (stream, "\t%s", fields[inst & 0x7]);
+ }
+ break;
+
default:
- /* if the disassembler lags the instruction set */
+ /* If the disassembler lags the instruction set. */
fprintf (stream, "\tundecoded operands, inst is 0x%04x", inst);
break;
}
}
- /* Say how many bytes we consumed? */
+ /* Say how many bytes we consumed. */
return 2;
}