Re: [Qemu-devel] [PATCH] target-m68k: Implement bfffo

[Andreas Schwab <schwab@linux-m68k.org>]

On Nov 15 2016, Richard Henderson <rth@twiddle.net> wrote:

> On 11/15/2016 10:12 PM, Laurent Vivier wrote:
>> Le 15/11/2016 à 22:07, Laurent Vivier a écrit :
>>> Le 15/11/2016 à 21:44, Richard Henderson a écrit :
>>>> @@ -5415,6 +5450,8 @@ void register_m68k_insns (CPUM68KState *env)
>>>>      INSN(bfop_reg, eac0, fff8, BITFIELD);   /* bfchg */
>>>>      INSN(bfop_mem, ecc0, ffc0, BITFIELD);   /* bfclr */
>>>>      INSN(bfop_reg, ecc0, fff8, BITFIELD);   /* bfclr */
>>>> +    INSN(bfop_mem, edc0, ffc0, BITFIELD);   /* bfffo */
>>>> +    INSN(bfop_reg, edc0, fff8, BITFIELD);   /* bfffo */
>>>
>>> In my doc, bfffo is 0xE9C0.
>>
>> I think my doc [1] is wrong, because it is the same as bextu and the
>> as/objdump gives me 0xEDC0.
>
> My doc gives the same wrong opcode on the bfffo description page.  It
> confused me for some time until I scrolled to the opcode map at the end of
> the document, where it is correctly identified as EDC0.

The printed manual has the correct opcode, it is only wrong in the PDF.

Andreas.

-- 
Andreas Schwab, schwab@linux-m68k.org
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