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@ -1,5 +1,5 @@ |
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/* Disassemble WDC 65816 instructions.
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Copyright (C) 1995, 1998 Free Software Foundation, Inc. |
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Copyright (C) 1995, 1998, 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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@ -23,13 +23,14 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ |
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#include "w65-opc.h" |
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#include "dis-asm.h" |
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static fprintf_ftype fpr; |
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static void *stream; |
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static struct disassemble_info *local_info; |
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static fprintf_ftype fpr; |
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static void *stream; |
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static struct disassemble_info *local_info; |
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#if 0 |
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static char *lname[] = {"r0","r1","r2","r3","r4","r5","r6","r7","s0"}; |
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static char *lname[] = { "r0","r1","r2","r3","r4","r5","r6","r7","s0" }; |
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static char *findname (val) |
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static char * |
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findname (val) |
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unsigned int val; |
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{ |
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if (val >= 0x10 && val <= 0x20) |
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@ -41,79 +42,77 @@ static void |
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print_operand (lookup, format, args) |
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int lookup; |
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char *format; |
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unsigned int *args; |
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unsigned int *args; |
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{ |
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int val; |
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int c; |
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while (*format) |
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{ |
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switch ( c = *format++) |
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switch (c = *format++) |
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{ |
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case '$': |
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val = args[(*format++) - '0']; |
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if (lookup) |
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if (lookup) |
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{ |
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#if 0 |
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name = findname(val); |
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name = findname (val); |
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if (name) |
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fpr(stream, "%s", name); |
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fpr (stream, "%s", name); |
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else |
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#endif |
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local_info->print_address_func (val, local_info); |
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local_info->print_address_func (val, local_info); |
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} |
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else |
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fpr (stream, "0x%x", val); |
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break; |
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default: |
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fpr(stream,"%c", c); |
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fpr (stream, "%c", c); |
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break; |
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} |
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} |
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} |
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int |
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print_insn_w65(memaddr, info) |
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int |
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print_insn_w65 (memaddr, info) |
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bfd_vma memaddr; |
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struct disassemble_info *info; |
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{ |
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int status = 0; |
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unsigned char insn[4]; |
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register struct opinfo *op; |
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int i; |
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int X =0; |
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int X = 0; |
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int M = 0; |
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int args[2]; |
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stream = info->stream; |
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stream = info->stream; |
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fpr = info->fprintf_func; |
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local_info = info; |
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for (i = 0; i <4 && status == 0; i++) |
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local_info = info; |
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for (i = 0; i < 4 && status == 0; i++) |
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{ |
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status = info->read_memory_func(memaddr+i, insn + i, 1, info); |
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} |
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status = info->read_memory_func (memaddr + i, insn + i, 1, info); |
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} |
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for (op = optable; op->val != insn[0]; op++) |
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for (op = optable; op->val != insn[0]; op++) |
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; |
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fpr(stream,"%s", op->name); |
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/* Prepare all the posible operand values */ |
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fpr (stream, "%s", op->name); |
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/* Prepare all the posible operand values. */ |
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{ |
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int size = 1; |
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int asR_W65_ABS8 = insn[1]; |
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int asR_W65_ABS16 = (insn[2] << 8) + asR_W65_ABS8; |
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int asR_W65_ABS24 = (insn[3] << 16) + asR_W65_ABS16; |
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int asR_W65_PCR8 = ((char)(asR_W65_ABS8)) + memaddr + 2; |
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int asR_W65_PCR16 = ((short)(asR_W65_ABS16)) + memaddr + 3; |
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int asR_W65_PCR8 = ((char) (asR_W65_ABS8)) + memaddr + 2; |
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int asR_W65_PCR16 = ((short) (asR_W65_ABS16)) + memaddr + 3; |
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switch (op->amode) { |
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DISASM(); |
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} |
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switch (op->amode) |
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{ |
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DISASM (); |
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} |
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return size; |
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return size; |
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} |
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} |
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