[PATCH v2 6/6] powerpc: Use generic wcscpy optimization

[Gabriel F. T. Gomes]

> [PATCH v2 6/6] powerpc: Use generic wcscpy optimization

In the commit headline, replace wcscpy with wcsrchr.

On Wed, Mar 13 2019, Adhemerval Zanella wrote:
> This patch removes the power6 wcsrchr optimization and use generic
> implementation instead.  Currently both power6 and power7 ifunc variant
> resulting binary are essentially the same and the generic implementation
> with unrolling loop set to 8 also results in similar performance.

The patch looks good to me with the commit headline (see above) and
ChangeLog (see below) fixed.

Reviewed-by: Gabriel F. T. Gomes <gabriel@inconstante.eti.br>

> 	* sysdeps/powerpc/Makefile [$(subdir) == wcsmbs] (CFLAGS-wcschr.c):
> 	New rule.

s/wcschr/wcsrchr/

> 	* sysdeps/powerpc/power6/wcsrchr.c: Remove file.
> 	* sysdeps/powerpc/powerpc32/power4/multiarch/wcsrchr-power6.c:
> 	Likewise.
> 	* sysdeps/powerpc/powerpc32/power4/multiarch/wcsrchr-power7.c:
> 	Likewise.
> 	* sysdeps/powerpc/powerpc32/power4/multiarch/wcsrchr-ppc32.c:
> 	Likewise.
> 	* sysdeps/powerpc/powerpc32/power4/multiarch/wcsrchr.c: Likewise.
> 	* sysdeps/powerpc/powerpc64/multiarch/ifunc-impl-list.c: Likewise.

This file has not been removed, maybe you could just move it...

> 	* sysdeps/powerpc/powerpc64/multiarch/wcsrchr-power6.c: Likewise.
> 	* sysdeps/powerpc/powerpc64/multiarch/wcsrchr-power7.c: Likewise.
> 	* sysdeps/powerpc/powerpc64/multiarch/wcsrchr-ppc64.c: Likewise.
> 	* sysdeps/powerpc/powerpc64/multiarch/wcsrchr.c: Likewise.
> 	* sysdeps/powerpc/powerpc64/power6/wcsrchr.c: Likewise.
> 	* sysdeps/powerpc/powerpc32/power4/multiarch/Makefile
> 	[$(subdir) == wcsmbs] (sysdeps_routines): Remove wcsrchr-power6 and
> 	wcsrchr-power7.
> 	(CFLAGS-wcsrchr-power7.c, CFLAGS-wcsrchr-power6.c): Remove rule.
> 	* sysdeps/powerpc/powerpc64/multiarch/Makefile: Likewise.
> 	* sysdeps/powerpc/powerpc32/power4/multiarch/ifunc-impl-list.c:
> 	Remove wcsrchr optimizations.

... Here.