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From: Richard Henderson <richard.henderson@linaro.org>
To: "Philippe Mathieu-Daudé" <f4bug@amsat.org>, qemu-devel@nongnu.org
Cc: Michael Rolnik <mrolnik@gmail.com>
Subject: Re: [PATCH] target/avr: Optimize various functions using extract opcode
Date: Sun, 3 Oct 2021 11:24:31 -0400	[thread overview]
Message-ID: <f366b3e5-cf3d-d2b7-b7ef-3ec79568a164@linaro.org> (raw)
In-Reply-To: <20211003142142.3674844-1-f4bug@amsat.org>

On 10/3/21 10:21 AM, Philippe Mathieu-Daudé wrote:
> When running the scripts/coccinelle/tcg_gen_extract.cocci
> Coccinelle semantic patch on target/avr/, we get:
> 
>    [DBG] candidate at target/avr/translate.c:228
>    [DBG] candidate at target/avr/translate.c:266
>    [DBG] candidate at target/avr/translate.c:885
>    [DBG] candidate at target/avr/translate.c:924
>    [DBG] candidate at target/avr/translate.c:962
> 
> Manually inspect and replace combinations of (shri, andi)
> opcodes by the extract opcode.
> 
> Signed-off-by: Philippe Mathieu-Daudé<f4bug@amsat.org>
> ---
>   target/avr/translate.c | 16 +++++-----------
>   1 file changed, 5 insertions(+), 11 deletions(-)

Reviewed-by: Richard Henderson <richard.henderson@linaro.org>

r~


  reply	other threads:[~2021-10-03 15:26 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-10-03 14:21 [PATCH] target/avr: Optimize various functions using extract opcode Philippe Mathieu-Daudé
2021-10-03 15:24 ` Richard Henderson [this message]
2021-10-27  4:39   ` Philippe Mathieu-Daudé
2021-10-27  9:28     ` Michael Rolnik

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