[PATCH 01/28] powerpc: Use generic fabs{f} implementations

Tulio Magno Quites Machado Filho tuliom@ascii.art.br
Mon Apr 15 21:44:00 GMT 2019


"Gabriel F. T. Gomes" <gabriel@inconstante.eti.br> writes:

> The code generated by these functions is as follows (on powerpc64le):
>
> Before the patch:
> 000000000004dac0 <fabs>:
>    4dac0:       0e 00 4c 3c     addis   r2,r12,14
>    4dac4:       40 9b 42 38     addi    r2,r2,-25792
>    4dac8:       10 0a 20 fc     fabs    f1,f1
>    4dacc:       20 00 80 4e     blr
>
> After the patch:
> 000000000004dac0 <fabs>:
>    4dac0:       10 0a 20 fc     fabs    f1,f1
>    4dac4:       20 00 80 4e     blr

This is showing that __fabs could have been using ENTRY_TOCLESS instead of
ENTRY. ;-)

-- 
Tulio Magno



More information about the Libc-alpha mailing list