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Re: [PATCH 2/2] linux-user: Add support for MIPS Loongson 2F/3E
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From: |
Philippe Mathieu-Daudé |
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Subject: |
Re: [PATCH 2/2] linux-user: Add support for MIPS Loongson 2F/3E |
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Date: |
Tue, 1 Dec 2020 14:01:22 +0100 |
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User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.4.0 |
On 12/1/20 9:45 AM, Philippe Mathieu-Daudé wrote:
> 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
Well I'll respin to fix the EFL -> ELF typo.
>> 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
>>
>