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Re: [Qemu-devel] [PATCH] target-m68k: Implement bfffo
From: |
Laurent Vivier |
Subject: |
Re: [Qemu-devel] [PATCH] target-m68k: Implement bfffo |
Date: |
Tue, 15 Nov 2016 22:12:50 +0100 |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:45.0) Gecko/20100101 Thunderbird/45.4.0 |
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.
Laurent
[1] "MOTOROLA M68000 FAMILY Programmer’s Reference Manual (Includes
CPU32 Instructions)"