From: Richard Henderson <richard.henderson@linaro.org>
To: "Philippe Mathieu-Daudé" <f4bug@amsat.org>, qemu-devel@nongnu.org
Cc: Laurent Vivier <laurent@vivier.eu>
Subject: Re: [PATCH] target/m68k: Optimize shift_mem() using extract() TCG opcode
Date: Sun, 3 Oct 2021 11:30:45 -0400 [thread overview]
Message-ID: <f7f14d9b-d952-beff-e4be-d4a6a6ef5e0e@linaro.org> (raw)
In-Reply-To: <20211003142428.3676092-1-f4bug@amsat.org>
On 10/3/21 10:24 AM, Philippe Mathieu-Daudé wrote:
> When running the scripts/coccinelle/tcg_gen_extract.cocci
> Coccinelle semantic patch on target/m68k/, we get:
>
> [DBG] candidate at target/m68k/translate.c:3668
>
> Manually inspect and replace combinations of (shri, andi)
> and (movi, andi) opcodes by the extract opcode.
>
> Signed-off-by: Philippe Mathieu-Daudé<f4bug@amsat.org>
> ---
> target/m68k/translate.c | 5 ++---
> 1 file changed, 2 insertions(+), 3 deletions(-)
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
r~
next prev parent reply other threads:[~2021-10-03 15:33 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-10-03 14:24 [PATCH] target/m68k: Optimize shift_mem() using extract() TCG opcode Philippe Mathieu-Daudé
2021-10-03 15:30 ` Richard Henderson [this message]
2021-10-27 8:34 ` Philippe Mathieu-Daudé
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