Re: [PATCH 2/2] linux-user: Add support for MIPS Loongson 2F/3E

[Philippe Mathieu-Daudé]

On Tue, Dec 1, 2020 at 9:40 AM Philippe Mathieu-Daudé <f4bug@amsat.org> wrote:
>
> Userland EFL binaries using Longsoon SIMD instructions have the
> HWCAP_LOONGSON_MMI bit set. Binaries compiled for Longsoon 3E
> have the HWCAP_LOONGSON_EXT bit set for the LQ / SQ instructions.
>

Eventually I can respin with references:

2F since 8e2d5831e4b ("target/mips: Legalize Loongson insn flags").
3E since af868995e1b ("target/mips: Add Loongson-3 CPU definition").

> Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
> ---
>  linux-user/elfload.c | 2 ++
>  1 file changed, 2 insertions(+)
>
> diff --git a/linux-user/elfload.c b/linux-user/elfload.c
> index 17371f8b8cd..be82fcb2c0a 100644
> --- a/linux-user/elfload.c
> +++ b/linux-user/elfload.c
> @@ -1012,6 +1012,8 @@ static uint32_t get_elf_hwcap(void)
>
>      GET_FEATURE(ISA_MIPS32R6 | ISA_MIPS64R6, HWCAP_MIPS_R6);
>      GET_FEATURE(ASE_MSA, HWCAP_MIPS_MSA);
> +    GET_FEATURE(ASE_LMMI, HWCAP_LOONGSON_MMI);
> +    GET_FEATURE(ASE_LEXT, HWCAP_LOONGSON_EXT);
>
>  #undef GET_FEATURE
>
> --
> 2.26.2
>