Kyrylo Tkachov <[email protected]> writes:
>> -----Original Message-----
>> From: Jonathan Wright <[email protected]>
>> Sent: 23 July 2021 10:15
>> To: [email protected]
>> Cc: Kyrylo Tkachov <[email protected]>; Richard Sandiford
>> <[email protected]>
>> Subject: [PATCH 4/8] aarch64: Use memcpy to copy vector tables in vtbx4
>> intrinsics
>>
>> Hi,
>>
>> This patch uses __builtin_memcpy to copy vector structures instead of
>> building a new opaque structure one vector at a time in each of the
>> vtbx4 Neon intrinsics in arm_neon.h. This simplifies the header file
>> and also improves code generation - superfluous move instructions
>> were emitted for every register extraction/set in this additional
>> structure.
>>
>> Regression tested and bootstrapped on aarch64-none-linux-gnu - no
>> issues.
>>
>> Ok for master?
>
> Ok.

Here too I think we want some testcases…

Thanks,
Richard

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