Re: [PATCH 2/2] powerpc: add ALTIVEC support to lib/ when PPC_FPU not set

Christophe Leroy
2021-04-19T13:41:36Z

Le 19/04/2021 à 15:32, Segher Boessenkool a écrit :
> Hi!
>
> On Sun, Apr 18, 2021 at 01:17:26PM -0700, Randy Dunlap wrote:
>> Add ldstfp.o to the Makefile for CONFIG_ALTIVEC and add
>> externs for get_vr() and put_vr() in lib/sstep.c to fix the
>> build errors.
>
>> obj-$(CONFIG_PPC_FPU) += ldstfp.o
>> +obj-$(CONFIG_ALTIVEC) += ldstfp.o
>
> It is probably a good idea to split ldstfp.S into two, one for each of
> the two configuration options?
>

Or we can build it all the time and #ifdef the FPU part.

Because it contains FPU, ALTIVEC and VSX stuff.

Christophe