From: Richard Henderson <richard.henderson@linaro.org>
To: Jiajie Chen <c@jia.je>, qemu-devel@nongnu.org
Cc: gaosong@loongson.cn, git@xen0n.name, Laurent Vivier <laurent@vivier.eu>
Subject: Re: [PATCH] linux-user/elfload: Enable LSX/LASX in HWCAP for LoongArch
Date: Tue, 3 Oct 2023 13:34:21 -0700 [thread overview]
Message-ID: <97fbe6a6-79fd-d2aa-91ed-a1c0444cb209@linaro.org> (raw)
In-Reply-To: <20231001085315.1692667-1-c@jia.je>
On 10/1/23 01:53, Jiajie Chen wrote:
> Since support for LSX and LASX is landed in QEMU recently, we can update
> HWCAPS accordingly.
>
> Signed-off-by: Jiajie Chen <c@jia.je>
> ---
> linux-user/elfload.c | 8 ++++++++
> 1 file changed, 8 insertions(+)
>
> diff --git a/linux-user/elfload.c b/linux-user/elfload.c
> index db75cd4b33..f11f25309e 100644
> --- a/linux-user/elfload.c
> +++ b/linux-user/elfload.c
> @@ -1237,6 +1237,14 @@ static uint32_t get_elf_hwcap(void)
> hwcaps |= HWCAP_LOONGARCH_LAM;
> }
>
> + if (FIELD_EX32(cpu->env.cpucfg[2], CPUCFG2, LSX)) {
> + hwcaps |= HWCAP_LOONGARCH_LSX;
> + }
> +
> + if (FIELD_EX32(cpu->env.cpucfg[2], CPUCFG2, LASX)) {
> + hwcaps |= HWCAP_LOONGARCH_LASX;
> + }
> +
> return hwcaps;
> }
>
Queued to linux-user-next.
r~
prev parent reply other threads:[~2023-10-03 20:35 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-10-01 8:53 [PATCH] linux-user/elfload: Enable LSX/LASX in HWCAP for LoongArch Jiajie Chen
2023-10-01 14:09 ` Richard Henderson
2023-10-03 20:34 ` Richard Henderson [this message]
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