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Re: [Qemu-devel] [PATCH v2 02/13] target-arm: A64: add support for logic


From: Richard Henderson
Subject: Re: [Qemu-devel] [PATCH v2 02/13] target-arm: A64: add support for logical (shifted register)
Date: Sat, 07 Dec 2013 06:02:46 +1300
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:24.0) Gecko/20100101 Thunderbird/24.1.0

On 12/07/2013 02:19 AM, Peter Maydell wrote:
> From: Alexander Graf <address@hidden>
> 
> Add support for the instructions described in "C3.5.10 Logical
> (shifted register)".
> 
> We store the flags in the same locations as the 32 bit decoder.
> This is slightly awkward when calculating 64 bit results, but seems
> a better tradeoff than having to rework the whole 32 bit decoder
> and also make 32 bit result calculation in A64 awkward.
> 
> Signed-off-by: Alexander Graf <address@hidden>
> [claudio: some refactoring to avoid hidden allocation of temps,
>         rework flags, use enums for shift types,
>         renaming of functions]
> Signed-off-by: Claudio Fontana <address@hidden>
> [PMM: Use TCG's andc/orc/eqv ops rather than manually inverting]
> Signed-off-by: Peter Maydell <address@hidden>
> ---
>  target-arm/translate-a64.c |  197 
> ++++++++++++++++++++++++++++++++++++++++++--
>  1 file changed, 191 insertions(+), 6 deletions(-)

Reviewed-by: Richard Henderson <address@hidden>


r~



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