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Re: [Qemu-devel] [PATCH] target-i386: fix handling of ZF in btx instruct

From: Richard Henderson
Subject: Re: [Qemu-devel] [PATCH] target-i386: fix handling of ZF in btx instructions
Date: Mon, 12 May 2014 14:24:38 -0700
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:24.0) Gecko/20100101 Thunderbird/24.5.0

On 05/07/2014 02:03 AM, Peter Maydell wrote:
> On 6 May 2014 14:33, Dmitry Poletaev <address@hidden> wrote:
>> Eflags for bt/bts/btr/btc instructions compute as for shift(SAR) 
>> instructions. According to Intel A2 manual, for btx instructions zf is 
>> unaffected under any condition, but for SAR group, when evaluate eflags, we 
>> compute zf.
> Isn't this the same bug that's fixed by Richard Henderson's
> patch from last month?
> http://patchwork.ozlabs.org/patch/337929/

Yes, thanks for the reminder.  Sending pull now.


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