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Re: [Qemu-devel] [PATCH v2 06/15] target/ppc: introduce separate generat


From: Richard Henderson
Subject: Re: [Qemu-devel] [PATCH v2 06/15] target/ppc: introduce separate generator and helper for xscvqpdp
Date: Wed, 12 Jun 2019 13:04:10 -0700
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.7.0

On 6/2/19 4:08 AM, Mark Cave-Ayland wrote:
> Rather than perform the VSR register decoding within the helper itself,
> introduce a new generator and helper function which perform the decode based
> upon xT and xB at translation time.
> 
> The xscvqpdp helper is the only 2 parameter xT/xB implementation that requires
> the opcode to be passed as an additional parameter, so handling this 
> separately
> allows us to optimise the conversion in the next commit.
> 
> Signed-off-by: Mark Cave-Ayland <address@hidden>
> ---
>  target/ppc/fpu_helper.c             |  5 ++---
>  target/ppc/helper.h                 |  2 +-
>  target/ppc/translate/vsx-impl.inc.c | 18 +++++++++++++++++-
>  3 files changed, 20 insertions(+), 5 deletions(-)

Reviewed-by: Richard Henderson <address@hidden>


r~



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