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From: Richard Henderson <richard.henderson@linaro.org>
To: "Philippe Mathieu-Daudé" <philmd@linaro.org>, qemu-devel@nongnu.org
Cc: Paolo Bonzini <pbonzini@redhat.com>
Subject: Re: [PATCH v2 02/23] scripts/coccinelle: Add cpu_env.cocci_template script
Date: Sat, 27 Jan 2024 15:01:15 +1000	[thread overview]
Message-ID: <bdad581f-546d-4aa0-a93d-9110db5fef84@linaro.org> (raw)
In-Reply-To: <20240126220407.95022-3-philmd@linaro.org>

On 1/27/24 08:03, Philippe Mathieu-Daudé wrote:
> Add a Coccinelle script to convert the following slow path
> (due to the QOM cast macro):
> 
>    &ARCH_CPU(..)->env
> 
> to the following fast path:
> 
>    cpu_env(..)
> 
> Signed-off-by: Philippe Mathieu-Daudé<philmd@linaro.org>
> ---
>   MAINTAINERS                               |  1 +
>   scripts/coccinelle/cpu_env.cocci_template | 92 +++++++++++++++++++++++
>   2 files changed, 93 insertions(+)
>   create mode 100644 scripts/coccinelle/cpu_env.cocci_template

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


> +/* Both first_cpu/current_cpu are CPUState* */
> +@@
> +symbol first_cpu;
> +symbol current_cpu;
> +@@
> +(
> +-    CPU(first_cpu)
> ++    first_cpu
> +|
> +-    CPU(current_cpu)
> ++    current_cpu
> +)

I think part of Paolo's query is if there are any new instances of

commit 96449e4a30a56e3303d6d0407aca130c71671754
Author: Philippe Mathieu-Daudé <philmd@linaro.org>
Date:   Tue May 12 09:00:18 2020 +0200

     target: Remove unnecessary CPU() cast
...
       @@
       typedef CPUState;
       CPUState *s;
       @@
       -   CPU(s)
       +   s


r~


  reply	other threads:[~2024-01-27  5:02 UTC|newest]

Thread overview: 56+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-01-26 22:03 [PATCH v2 00/23] hw, target: Prefer fast cpu_env() over slower CPU QOM cast macro Philippe Mathieu-Daudé
2024-01-26 22:03 ` [PATCH v2 01/23] hw/acpi/cpu: Use CPUState typedef Philippe Mathieu-Daudé
2024-01-27  4:14   ` Richard Henderson
2024-01-27 11:34   ` Zhao Liu
2024-01-26 22:03 ` [PATCH v2 02/23] scripts/coccinelle: Add cpu_env.cocci_template script Philippe Mathieu-Daudé
2024-01-27  5:01   ` Richard Henderson [this message]
2024-01-26 22:03 ` [PATCH v2 03/23] bulk: Call in place single use cpu_env() Philippe Mathieu-Daudé
2024-01-27  4:19   ` Richard Henderson
2024-01-26 22:03 ` [PATCH v2 04/23] target/alpha: Prefer fast cpu_env() over slower CPU QOM cast macro Philippe Mathieu-Daudé
2024-01-27  4:23   ` Richard Henderson
2024-01-26 22:03 ` [PATCH v2 05/23] target/arm: " Philippe Mathieu-Daudé
2024-01-27  4:24   ` Richard Henderson
2024-01-26 22:03 ` [PATCH v2 06/23] target/avr: " Philippe Mathieu-Daudé
2024-01-27  4:25   ` Richard Henderson
2024-01-26 22:03 ` [PATCH v2 07/23] target/cris: " Philippe Mathieu-Daudé
2024-01-27  4:27   ` Richard Henderson
2024-01-26 22:03 ` [PATCH v2 08/23] target/hppa: " Philippe Mathieu-Daudé
2024-01-27  4:28   ` Richard Henderson
2024-01-26 22:03 ` [PATCH v2 09/23] target/i386/hvf: Use CPUState typedef Philippe Mathieu-Daudé
2024-01-27  4:29   ` Richard Henderson
2024-01-27 13:47   ` Zhao Liu
2024-01-26 22:03 ` [PATCH v2 10/23] target/i386: Prefer fast cpu_env() over slower CPU QOM cast macro Philippe Mathieu-Daudé
2024-01-27  4:31   ` Richard Henderson
2024-01-27 10:07   ` David Woodhouse
2024-01-27 12:21   ` Zhao Liu
2024-01-28 16:16     ` Philippe Mathieu-Daudé
2024-01-26 22:03 ` [PATCH v2 11/23] target/m68k: " Philippe Mathieu-Daudé
2024-01-27  4:32   ` Richard Henderson
2024-01-29  4:23   ` Thomas Huth
2024-01-26 22:03 ` [PATCH v2 12/23] target/microblaze: " Philippe Mathieu-Daudé
2024-01-27  4:33   ` Richard Henderson
2024-01-26 22:03 ` [PATCH v2 13/23] target/mips: " Philippe Mathieu-Daudé
2024-01-27  4:35   ` Richard Henderson
2024-01-26 22:03 ` [PATCH v2 14/23] target/nios2: " Philippe Mathieu-Daudé
2024-01-27  4:37   ` Richard Henderson
2024-01-26 22:03 ` [PATCH v2 15/23] target/openrisc: " Philippe Mathieu-Daudé
2024-01-27  4:37   ` Richard Henderson
2024-01-26 22:03 ` [PATCH v2 16/23] target/ppc: " Philippe Mathieu-Daudé
2024-01-27  4:38   ` Richard Henderson
2024-01-26 22:03 ` [PATCH v2 17/23] target/riscv: " Philippe Mathieu-Daudé
2024-01-27  4:43   ` Richard Henderson
2024-01-26 22:04 ` [PATCH v2 18/23] target/rx: " Philippe Mathieu-Daudé
2024-01-27  4:44   ` Richard Henderson
2024-01-26 22:04 ` [PATCH v2 19/23] target/s390x: " Philippe Mathieu-Daudé
2024-01-27  4:46   ` Richard Henderson
2024-01-29  4:25   ` Thomas Huth
2024-01-26 22:04 ` [PATCH v2 20/23] target/sh4: " Philippe Mathieu-Daudé
2024-01-27  4:48   ` Richard Henderson
2024-01-26 22:04 ` [PATCH v2 21/23] target/tricore: " Philippe Mathieu-Daudé
2024-01-27  4:50   ` Richard Henderson
2024-01-28 10:34   ` Bastian Koppelmann
2024-01-26 22:04 ` [PATCH v2 22/23] target/xtensa: " Philippe Mathieu-Daudé
2024-01-27  4:51   ` Richard Henderson
2024-01-26 22:04 ` [PATCH v2 23/23] target/sparc: " Philippe Mathieu-Daudé
2024-01-27  4:52   ` Richard Henderson
2024-01-29 21:43   ` Mark Cave-Ayland

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