1 /* m68hc11-dis.c -- Motorola 68HC11 & 68HC12 disassembly
2 Copyright (C) 1999-2021 Free Software Foundation, Inc.
3 Written by Stephane Carrez (stcarrez@nerim.fr)
4 XGATE and S12X added by James Murray (jsm@jsm-net.demon.co.uk)
6 This file is part of the GNU opcodes library.
8 This library is free software; you can redistribute it and/or modify
9 it under the terms of the GNU General Public License as published by
10 the Free Software Foundation; either version 3, or (at your option)
13 It is distributed in the hope that it will be useful, but WITHOUT
14 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
15 or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public
16 License for more details.
18 You should have received a copy of the GNU General Public License
19 along with this program; if not, write to the Free Software
20 Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
21 MA 02110-1301, USA. */
26 #include "opcode/m68hc11.h"
27 #include "disassemble.h"
31 static const char *const reg_name
[] =
36 static const char *const reg_src_table
[] =
38 "A", "B", "CCR", "TMP3", "D", "X", "Y", "SP"
41 static const char *const reg_dst_table
[] =
43 "A", "B", "CCR", "TMP2", "D", "X", "Y", "SP"
46 #define OP_PAGE_MASK (M6811_OP_PAGE2|M6811_OP_PAGE3|M6811_OP_PAGE4)
50 read_memory (bfd_vma memaddr
, bfd_byte
* buffer
, int size
,
51 struct disassemble_info
* info
)
55 /* Get first byte. Only one at a time because we don't know the
57 status
= (*info
->read_memory_func
) (memaddr
, buffer
, size
, info
);
60 (*info
->memory_error_func
) (status
, memaddr
, info
);
67 /* Read the 68HC12 indexed operand byte and print the corresponding mode.
68 Returns the number of bytes read or -1 if failure. */
70 print_indexed_operand (bfd_vma memaddr
, struct disassemble_info
* info
,
71 int* indirect
, int mov_insn
, int pc_offset
,
72 bfd_vma endaddr
, int arch
)
83 status
= read_memory (memaddr
, &buffer
[0], 1, info
);
89 /* n,r with 5-bits signed constant. */
90 if ((buffer
[0] & 0x20) == 0)
92 reg
= (buffer
[0] >> 6) & 3;
93 val
= ((buffer
[0] & 0x1f) ^ 0x10) - 0x10;
94 /* 68HC12 requires an adjustment for movb/movw pc relative modes. */
95 if (reg
== PC_REGNUM
&& info
->mach
== bfd_mach_m6812
&& mov_insn
)
97 (*info
->fprintf_func
) (info
->stream
, "0x%x,%s",
98 (unsigned) val
& 0xffff, reg_name
[reg
]);
100 if (reg
== PC_REGNUM
)
102 (* info
->fprintf_func
) (info
->stream
, " {");
103 /* Avoid duplicate 0x from core binutils. */
104 if (info
->symtab_size
> 0)
105 (*info
->fprintf_func
) (info
->stream
, "0x");
106 (* info
->print_address_func
) (endaddr
+ val
, info
);
107 (* info
->fprintf_func
) (info
->stream
, "}");
111 /* Auto pre/post increment/decrement. */
112 else if ((buffer
[0] & 0xc0) != 0xc0)
116 reg
= (buffer
[0] >> 6) & 3;
128 (*info
->fprintf_func
) (info
->stream
, "%d,%s%s%s",
130 buffer
[0] & 0x10 ? "" : mode
,
131 reg_name
[reg
], buffer
[0] & 0x10 ? mode
: "");
134 /* [n,r] 16-bits offset indexed indirect. */
135 else if ((buffer
[0] & 0x07) == 3)
137 if ((mov_insn
) && (!(arch
& cpu9s12x
)))
139 (*info
->fprintf_func
) (info
->stream
, "<invalid op: 0x%x>",
143 reg
= (buffer
[0] >> 3) & 0x03;
144 status
= read_memory (memaddr
+ pos
, &buffer
[0], 2, info
);
149 val
= (buffer
[0] << 8) | buffer
[1];
150 (*info
->fprintf_func
) (info
->stream
, "[0x%x,%s]",
151 (unsigned) val
& 0xffff, reg_name
[reg
]);
156 /* n,r with 9 and 16 bit signed constant. */
157 else if ((buffer
[0] & 0x4) == 0)
159 if ((mov_insn
) && (!(arch
& cpu9s12x
)))
161 (*info
->fprintf_func
) (info
->stream
, "<invalid op: 0x%x>",
166 reg
= (buffer
[0] >> 3) & 0x03;
167 status
= read_memory (memaddr
+ pos
,
168 &buffer
[1], (buffer
[0] & 0x2 ? 2 : 1), info
);
174 val
= (((buffer
[1] << 8) | buffer
[2]) ^ 0x8000) - 0x8000;
180 val
= buffer
[1] - ((buffer
[0] & 1) << 8);
184 (*info
->fprintf_func
) (info
->stream
, "0x%x,%s",
185 (unsigned) val
& 0xffff, reg_name
[reg
]);
186 if (reg
== PC_REGNUM
)
188 (* info
->fprintf_func
) (info
->stream
, " {0x");
189 (* info
->print_address_func
) (endaddr
+ val
, info
);
190 (* info
->fprintf_func
) (info
->stream
, "}");
195 reg
= (buffer
[0] >> 3) & 0x03;
196 switch (buffer
[0] & 3)
199 (*info
->fprintf_func
) (info
->stream
, "A,%s", reg_name
[reg
]);
202 (*info
->fprintf_func
) (info
->stream
, "B,%s", reg_name
[reg
]);
205 (*info
->fprintf_func
) (info
->stream
, "D,%s", reg_name
[reg
]);
209 (*info
->fprintf_func
) (info
->stream
, "[D,%s]", reg_name
[reg
]);
219 /* Disassemble one instruction at address 'memaddr'. Returns the number
220 of bytes used by that instruction. */
222 print_insn (bfd_vma memaddr
, struct disassemble_info
* info
, int arch
)
229 const struct m68hc11_opcode
*opcode
;
233 /* Get two bytes as all XGATE instructions are 16bit. */
234 status
= read_memory (memaddr
, buffer
, 2, info
);
239 code
= (buffer
[0] << 8) + buffer
[1];
241 /* Scan the opcode table until we find the opcode
242 with the corresponding page. */
243 opcode
= m68hc11_opcodes
;
244 for (i
= 0; i
< m68hc11_num_opcodes
; i
++, opcode
++)
246 if ((opcode
->opcode
!= (code
& opcode
->xg_mask
)) || (opcode
->arch
!= cpuxgate
))
248 /* We have found the opcode. Extract the operand and print it. */
249 (*info
->fprintf_func
) (info
->stream
, "%s", opcode
->name
);
250 format
= opcode
->format
;
251 if (format
& (M68XG_OP_NONE
))
253 /* Nothing to print. */
255 else if (format
& M68XG_OP_IMM3
)
256 (*info
->fprintf_func
) (info
->stream
, " #0x%x", (code
>> 8) & 0x7);
257 else if (format
& M68XG_OP_R_R
)
258 (*info
->fprintf_func
) (info
->stream
, " R%x, R%x",
259 (code
>> 8) & 0x7, (code
>> 5) & 0x7);
260 else if (format
& M68XG_OP_R_R_R
)
261 (*info
->fprintf_func
) (info
->stream
, " R%x, R%x, R%x",
262 (code
>> 8) & 0x7, (code
>> 5) & 0x7, (code
>> 2) & 0x7);
263 else if (format
& M68XG_OP_RD_RB_RI
)
264 (*info
->fprintf_func
) (info
->stream
, " R%x, (R%x, R%x)",
265 (code
>> 8) & 0x7, (code
>> 5) & 0x7, (code
>> 2) & 0x7);
266 else if (format
& M68XG_OP_RD_RB_RIp
)
267 (*info
->fprintf_func
) (info
->stream
, " R%x, (R%x, R%x+)",
268 (code
>> 8) & 0x7, (code
>> 5) & 0x7, (code
>> 2) & 0x7);
269 else if (format
& M68XG_OP_RD_RB_mRI
)
270 (*info
->fprintf_func
) (info
->stream
, " R%x, (R%x, -R%x)",
271 (code
>> 8) & 0x7, (code
>> 5) & 0x7, (code
>> 2) & 0x7);
272 else if (format
& M68XG_OP_R_R_OFFS5
)
273 (*info
->fprintf_func
) (info
->stream
, " R%x, (R%x, #0x%x)",
274 (code
>> 8) & 0x7, (code
>> 5) & 0x7, code
& 0x1f);
275 else if (format
& M68XG_OP_R_IMM8
)
276 (*info
->fprintf_func
) (info
->stream
, " R%x, #0x%02x",
277 (code
>> 8) & 0x7, code
& 0xff);
278 else if (format
& M68XG_OP_R_IMM4
)
279 (*info
->fprintf_func
) (info
->stream
, " R%x, #0x%x",
280 (code
>> 8) & 0x7, (code
& 0xf0) >> 4);
281 else if (format
& M68XG_OP_REL9
)
283 (*info
->fprintf_func
) (info
->stream
, " 0x");
284 val
= buffer
[1] - ((buffer
[0] & 1) << 8);
285 (*info
->print_address_func
) (memaddr
+ (val
<< 1) + 2, info
);
287 else if (format
& M68XG_OP_REL10
)
289 (*info
->fprintf_func
) (info
->stream
, " 0x");
290 val
= (buffer
[0] << 8) | buffer
[1];
291 val
= ((val
& 0x3ff) ^ 0x200) - 0x200;
292 (*info
->print_address_func
) (memaddr
+ (val
<< 1) + 2, info
);
294 else if ((code
& 0x00ff) == 0x00f8)
295 (*info
->fprintf_func
) (info
->stream
, " R%x, CCR", (code
>> 8) & 0x7);
296 else if ((code
& 0x00ff) == 0x00f9)
297 (*info
->fprintf_func
) (info
->stream
, " CCR, R%x", (code
>> 8) & 0x7);
298 else if ((code
& 0x00ff) == 0x0)
299 (*info
->fprintf_func
) (info
->stream
, " R%x, PC", (code
>> 8) & 0x7);
300 else if (format
& M68XG_OP_R
)
302 /* Special cases for TFR. */
303 if ((code
& 0xf8ff) == 0x00f8)
304 (*info
->fprintf_func
) (info
->stream
, " R%x, CCR", (code
>> 8) & 0x7);
305 else if ((code
& 0xf8ff) == 0x00f9)
306 (*info
->fprintf_func
) (info
->stream
, " CCR, R%x", (code
>> 8) & 0x7);
307 else if ((code
& 0xf8ff) == 0x00fa)
308 (*info
->fprintf_func
) (info
->stream
, " R%x, PC", (code
>> 8) & 0x7);
310 (*info
->fprintf_func
) (info
->stream
, " R%x", (code
>> 8) & 0x7);
313 /* Opcode not recognized. */
314 (*info
->fprintf_func
) (info
->stream
, "Not yet handled TEST .byte\t0x%04x", code
);
318 /* Opcode not recognized. */
319 (*info
->fprintf_func
) (info
->stream
, ".byte\t0x%04x", code
);
320 return 2; /* Everything is two bytes. */
325 /* Get first byte. Only one at a time because we don't know the
327 status
= read_memory (memaddr
, buffer
, 1, info
);
335 /* Look for page2,3,4 opcodes. */
336 if (code
== M6811_OPCODE_PAGE2
)
339 format
= M6811_OP_PAGE2
;
341 else if (code
== M6811_OPCODE_PAGE3
&& arch
== cpu6811
)
344 format
= M6811_OP_PAGE3
;
346 else if (code
== M6811_OPCODE_PAGE4
&& arch
== cpu6811
)
349 format
= M6811_OP_PAGE4
;
352 /* We are in page2,3,4; get the real opcode. */
355 status
= read_memory (memaddr
+ pos
, &buffer
[1], 1, info
);
362 /* Look first for a 68HC12 alias. All of them are 2-bytes long and
363 in page 1. There is no operand to print. We read the second byte
364 only when we have a possible match. */
365 if ((arch
& cpu6812
) && format
== 0)
369 /* Walk the alias table to find a code1+code2 match. */
370 for (i
= 0; i
< m68hc12_num_alias
; i
++)
372 if (m68hc12_alias
[i
].code1
== code
)
376 status
= read_memory (memaddr
+ pos
+ 1,
377 &buffer
[1], 1, info
);
383 if (m68hc12_alias
[i
].code2
== (unsigned char) buffer
[1])
385 (*info
->fprintf_func
) (info
->stream
, "%s",
386 m68hc12_alias
[i
].name
);
395 /* Scan the opcode table until we find the opcode
396 with the corresponding page. */
397 opcode
= m68hc11_opcodes
;
398 for (i
= 0; i
< m68hc11_num_opcodes
; i
++, opcode
++)
402 int pc_dst_offset
= 0;
404 if ((opcode
->arch
& arch
) == 0)
406 if (opcode
->opcode
!= code
)
408 if ((opcode
->format
& OP_PAGE_MASK
) != format
)
411 if (opcode
->format
& M6812_OP_REG
)
416 if (opcode
->format
& M6811_OP_JUMP_REL
)
421 status
= read_memory (memaddr
+ pos
, &buffer
[0], 1, info
);
426 for (j
= 0; i
+ j
< m68hc11_num_opcodes
; j
++)
428 if ((opcode
[j
].arch
& arch
) == 0)
430 if (opcode
[j
].opcode
!= code
)
434 if (!(opcode
[j
].format
& M6811_OP_JUMP_REL
))
437 if ((opcode
[j
].format
& M6812_OP_IBCC_MARKER
)
438 && (buffer
[0] & 0xc0) != 0x80)
440 if ((opcode
[j
].format
& M6812_OP_TBCC_MARKER
)
441 && (buffer
[0] & 0xc0) != 0x40)
443 if ((opcode
[j
].format
& M6812_OP_DBCC_MARKER
)
444 && (buffer
[0] & 0xc0) != 0)
446 if ((opcode
[j
].format
& M6812_OP_EQ_MARKER
)
447 && (buffer
[0] & 0x20) == 0)
449 if (!(opcode
[j
].format
& M6812_OP_EQ_MARKER
)
450 && (buffer
[0] & 0x20) != 0)
454 if (opcode
[j
].format
& M6812_OP_EXG_MARKER
&& buffer
[0] & 0x80)
456 if ((opcode
[j
].format
& M6812_OP_SEX_MARKER
)
457 && (((buffer
[0] & 0x07) >= 3 && (buffer
[0] & 7) <= 7))
458 && ((buffer
[0] & 0x0f0) <= 0x20))
460 if ((opcode
[j
].format
& M6812_OP_SEX_MARKER
)
462 && ((buffer
[0] == 0x4d) || (buffer
[0] == 0x4e)))
464 if (opcode
[j
].format
& M6812_OP_TFR_MARKER
465 && !(buffer
[0] & 0x80))
468 if (i
+ j
< m68hc11_num_opcodes
)
472 /* We have found the opcode. Extract the operand and print it. */
473 (*info
->fprintf_func
) (info
->stream
, "%s", opcode
->name
);
475 format
= opcode
->format
;
476 if (format
& (M6811_OP_MASK
| M6811_OP_BITMASK
477 | M6811_OP_JUMP_REL
| M6812_OP_JUMP_REL16
))
479 (*info
->fprintf_func
) (info
->stream
, "\t");
482 /* The movb and movw must be handled in a special way...
483 The source constant 'ii' is not always at the same place.
484 This is the same for the destination for the post-indexed byte.
485 The 'offset' is used to do the appropriate correction.
488 for constant for destination
489 movb 18 OB ii hh ll 0 0
491 18 08 xb ff ii 2 1 9 bit
492 18 08 xb ee ff ii 3 1 16 bit
493 18 0C hh ll hh ll 0 0
498 movw 18 03 jj kk hh ll 0 0
500 18 04 hh ll hh ll 0 0
505 After the source operand is read, the position 'pos' is incremented
506 this explains the negative offset for destination.
508 movb/movw above are the only instructions with this matching
510 offset
= ((format
& M6812_OP_IDX_P2
)
511 && (format
& (M6811_OP_IMM8
| M6811_OP_IMM16
|
516 /* Check xb to see position of data. */
517 status
= read_memory (memaddr
+ pos
, &buffer
[0], 1, info
);
523 if (((buffer
[0] & 0xe0) == 0xe0) && ((buffer
[0] & 0x04) == 0))
526 if ((buffer
[0] & 0x02) == 0)
539 /* Operand with one more byte: - immediate, offset,
540 direct-low address. */
542 (M6811_OP_IMM8
| M6811_OP_IX
| M6811_OP_IY
| M6811_OP_DIRECT
))
544 status
= read_memory (memaddr
+ pos
+ offset
, &buffer
[0], 1, info
);
548 /* This movb/movw is special (see above). */
561 if (format
& M6811_OP_IMM8
)
563 (*info
->fprintf_func
) (info
->stream
, "#0x%x", (int) buffer
[0]);
564 format
&= ~M6811_OP_IMM8
;
565 /* Set PC destination offset. */
568 else if (format
& M6811_OP_IX
)
570 /* Offsets are in range 0..255, print them unsigned. */
571 (*info
->fprintf_func
) (info
->stream
, "0x%x,x", buffer
[0] & 0x0FF);
572 format
&= ~M6811_OP_IX
;
574 else if (format
& M6811_OP_IY
)
576 (*info
->fprintf_func
) (info
->stream
, "0x%x,y", buffer
[0] & 0x0FF);
577 format
&= ~M6811_OP_IY
;
579 else if (format
& M6811_OP_DIRECT
)
581 (*info
->fprintf_func
) (info
->stream
, "*");
582 if (info
->symtab_size
> 0) /* Avoid duplicate 0x. */
583 (*info
->fprintf_func
) (info
->stream
, "0x");
584 (*info
->print_address_func
) (buffer
[0] & 0x0FF, info
);
585 format
&= ~M6811_OP_DIRECT
;
589 #define M6812_DST_MOVE (M6812_OP_IND16_P2 | M6812_OP_IDX_P2)
590 #define M6812_INDEXED_FLAGS (M6812_OP_IDX|M6812_OP_IDX_1|M6812_OP_IDX_2)
591 /* Analyze the 68HC12 indexed byte. */
592 if (format
& M6812_INDEXED_FLAGS
)
597 endaddr
= memaddr
+ pos
+ 1;
598 if (format
& M6811_OP_IND16
)
602 status
= print_indexed_operand (memaddr
+ pos
, info
, &indirect
,
603 (format
& M6812_DST_MOVE
),
604 pc_src_offset
, endaddr
, arch
);
610 /* The indirect addressing mode of the call instruction does
611 not need the page code. */
612 if ((format
& M6812_OP_PAGE
) && indirect
)
613 format
&= ~M6812_OP_PAGE
;
616 /* 68HC12 dbcc/ibcc/tbcc operands. */
617 if ((format
& M6812_OP_REG
) && (format
& M6811_OP_JUMP_REL
))
619 status
= read_memory (memaddr
+ pos
, &buffer
[0], 2, info
);
623 (*info
->fprintf_func
) (info
->stream
, "%s,",
624 reg_src_table
[buffer
[0] & 0x07]);
625 val
= buffer
[1] - ((buffer
[0] & 0x10) << 4);
628 (*info
->fprintf_func
) (info
->stream
, "0x");
629 (*info
->print_address_func
) (memaddr
+ pos
+ val
, info
);
630 format
&= ~(M6812_OP_REG
| M6811_OP_JUMP_REL
);
632 else if (format
& (M6812_OP_REG
| M6812_OP_REG_2
))
634 status
= read_memory (memaddr
+ pos
, &buffer
[0], 1, info
);
639 (*info
->fprintf_func
) (info
->stream
, "%s,%s",
640 reg_src_table
[(buffer
[0] >> 4) & 7],
641 reg_dst_table
[(buffer
[0] & 7)]);
644 if (format
& (M6811_OP_IMM16
| M6811_OP_IND16
))
649 status
= read_memory (memaddr
+ pos
+ offset
, &buffer
[0], 2, info
);
653 if (format
& M6812_OP_IDX_P2
)
659 addr
= val
= (buffer
[0] << 8) | buffer
[1];
661 if (format
& M6812_OP_PAGE
)
663 status
= read_memory (memaddr
+ pos
+ offset
, buffer
, 1, info
);
668 if (addr
>= M68HC12_BANK_BASE
&& addr
< 0x0c000)
669 addr
= (val
- M68HC12_BANK_BASE
+ (page
<< M68HC12_BANK_SHIFT
)
670 + M68HC12_BANK_VIRT
);
672 else if ((arch
& cpu6812
)
673 && addr
>= M68HC12_BANK_BASE
&& addr
< 0x0c000)
678 if (memaddr
>= M68HC12_BANK_VIRT
)
679 cur_page
= ((memaddr
- M68HC12_BANK_VIRT
)
680 >> M68HC12_BANK_SHIFT
);
684 vaddr
= (addr
- M68HC12_BANK_BASE
685 + (cur_page
<< M68HC12_BANK_SHIFT
)) + M68HC12_BANK_VIRT
;
686 if (!info
->symbol_at_address_func (addr
, info
)
687 && info
->symbol_at_address_func (vaddr
, info
))
690 if (format
& M6811_OP_IMM16
)
692 format
&= ~M6811_OP_IMM16
;
693 (*info
->fprintf_func
) (info
->stream
, "#");
697 format
&= ~M6811_OP_IND16
;
700 /* Avoid duplicate 0x from core binutils. */
701 if (info
->symtab_size
> 0)
702 (*info
->fprintf_func
) (info
->stream
, "0x");
704 (*info
->print_address_func
) (addr
, info
);
705 if (format
& M6812_OP_PAGE
)
707 (* info
->fprintf_func
) (info
->stream
, " {");
708 /* Avoid duplicate 0x from core binutils. */
709 if (info
->symtab_size
> 0)
710 (*info
->fprintf_func
) (info
->stream
, "0x");
711 (* info
->print_address_func
) (val
, info
);
712 (* info
->fprintf_func
) (info
->stream
, ", 0x%x}", page
);
713 format
&= ~M6812_OP_PAGE
;
718 if (format
& M6812_OP_IDX_P2
)
720 (*info
->fprintf_func
) (info
->stream
, ", ");
721 status
= print_indexed_operand (memaddr
+ pos
+ offset
, info
,
723 memaddr
+ pos
+ offset
+ 1, arch
);
729 if (format
& M6812_OP_IND16_P2
)
731 (*info
->fprintf_func
) (info
->stream
, ", ");
733 status
= read_memory (memaddr
+ pos
+ offset
, &buffer
[0], 2, info
);
739 val
= (buffer
[0] << 8) | buffer
[1];
740 /* Avoid duplicate 0x from core binutils. */
741 if (info
->symtab_size
> 0)
742 (*info
->fprintf_func
) (info
->stream
, "0x");
743 (*info
->print_address_func
) (val
, info
);
746 /* M6811_OP_BITMASK and M6811_OP_JUMP_REL must be treated separately
747 and in that order. The brset/brclr insn have a bitmask and then
748 a relative branch offset. */
749 if (format
& M6811_OP_BITMASK
)
751 status
= read_memory (memaddr
+ pos
, &buffer
[0], 1, info
);
756 (*info
->fprintf_func
) (info
->stream
, ", #0x%02x%s",
758 (format
& M6811_OP_JUMP_REL
? ", " : ""));
759 format
&= ~M6811_OP_BITMASK
;
761 if (format
& M6811_OP_JUMP_REL
)
763 status
= read_memory (memaddr
+ pos
, &buffer
[0], 1, info
);
767 (*info
->fprintf_func
) (info
->stream
, "0x");
769 val
= (buffer
[0] ^ 0x80) - 0x80;
770 (*info
->print_address_func
) (memaddr
+ pos
+ val
, info
);
771 format
&= ~M6811_OP_JUMP_REL
;
773 else if (format
& M6812_OP_JUMP_REL16
)
775 status
= read_memory (memaddr
+ pos
, &buffer
[0], 2, info
);
780 val
= (((buffer
[0] << 8) | buffer
[1]) ^ 0x8000) - 0x8000;
782 (*info
->fprintf_func
) (info
->stream
, "0x");
783 (*info
->print_address_func
) (memaddr
+ pos
+ val
, info
);
784 format
&= ~M6812_OP_JUMP_REL16
;
787 if (format
& M6812_OP_PAGE
)
789 status
= read_memory (memaddr
+ pos
+ offset
, &buffer
[0], 1, info
);
796 (*info
->fprintf_func
) (info
->stream
, ", 0x%x", (unsigned) val
);
800 /* Consistency check. 'format' must be 0, so that we have handled
801 all formats; and the computed size of the insn must match the
802 opcode table content. */
803 if (format
& ~(M6811_OP_PAGE4
| M6811_OP_PAGE3
| M6811_OP_PAGE2
))
804 (*info
->fprintf_func
) (info
->stream
, "; Error, format: %lx", format
);
806 if (pos
!= opcode
->size
)
807 (*info
->fprintf_func
) (info
->stream
, "; Error, size: %ld expect %d",
813 /* Opcode not recognized. */
814 if (format
== M6811_OP_PAGE2
&& arch
& cpu6812
815 && ((code
>= 0x30 && code
<= 0x39) || (code
>= 0x40)))
816 (*info
->fprintf_func
) (info
->stream
, "trap\t#0x%02x", code
& 0x0ff);
818 else if (format
== M6811_OP_PAGE2
)
819 (*info
->fprintf_func
) (info
->stream
, ".byte\t0x%02x, 0x%02x",
820 M6811_OPCODE_PAGE2
, code
);
821 else if (format
== M6811_OP_PAGE3
)
822 (*info
->fprintf_func
) (info
->stream
, ".byte\t0x%02x, 0x%02x",
823 M6811_OPCODE_PAGE3
, code
);
824 else if (format
== M6811_OP_PAGE4
)
825 (*info
->fprintf_func
) (info
->stream
, ".byte\t0x%02x, 0x%02x",
826 M6811_OPCODE_PAGE4
, code
);
828 (*info
->fprintf_func
) (info
->stream
, ".byte\t0x%02x", code
);
833 /* Disassemble one instruction at address 'memaddr'. Returns the number
834 of bytes used by that instruction. */
836 print_insn_m68hc11 (bfd_vma memaddr
, struct disassemble_info
* info
)
838 return print_insn (memaddr
, info
, cpu6811
);
842 print_insn_m68hc12 (bfd_vma memaddr
, struct disassemble_info
* info
)
844 return print_insn (memaddr
, info
, cpu6812
);
848 print_insn_m9s12x (bfd_vma memaddr
, struct disassemble_info
* info
)
850 return print_insn (memaddr
, info
, cpu6812
|cpu9s12x
);
854 print_insn_m9s12xg (bfd_vma memaddr
, struct disassemble_info
* info
)
856 return print_insn (memaddr
, info
, cpuxgate
);
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