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Re: [Qemu-devel] [PATCH v1 3/4] linux-user/elfload: enable HWCAP_CPUID f


From: Laurent Vivier
Subject: Re: [Qemu-devel] [PATCH v1 3/4] linux-user/elfload: enable HWCAP_CPUID for AArch64
Date: Mon, 28 Jan 2019 18:49:34 +0100
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.8.0

On 28/01/2019 18:39, Alex Bennée wrote:
> Userspace programs should (in theory) query the ELF HWCAP before
> probing these registers. Now we have implemented them all make it
> public.
> 
> Signed-off-by: Alex Bennée <address@hidden>
> Reviewed-by: Richard Henderson <address@hidden>
> ---
>  linux-user/elfload.c | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/linux-user/elfload.c b/linux-user/elfload.c
> index 4cff9e1a31..e95c162097 100644
> --- a/linux-user/elfload.c
> +++ b/linux-user/elfload.c
> @@ -571,6 +571,7 @@ static uint32_t get_elf_hwcap(void)
>  
>      hwcaps |= ARM_HWCAP_A64_FP;
>      hwcaps |= ARM_HWCAP_A64_ASIMD;
> +    hwcaps |= ARM_HWCAP_A64_CPUID;
>  
>      /* probe for the extra features */
>  #define GET_FEATURE_ID(feat, hwcap) \
> 

Acked-by: Laurent Vivier <address@hidden>




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