[patch] Move the popcnt intrinsics to a separate file
Richard Henderson
rth@redhat.com
Mon Nov 30 22:08:00 GMT 2009
On 11/30/2009 09:44 AM, Sebastian Pop wrote:
>> But GCC has fallback implementations in libgcc.
>>
>
> Could you point me to which file implements these fallbacks? I cannot
> find it with grep.
gcc/libgcc2.c, of course.
> An alternative to this patch would be to define the _mm_popcnt_u32 and
> _mm_popcnt_u64 intrinsics in abmintrin.h. Would that be acceptable?
Yes.
r~
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