2019-03-18 12:56 GMT+01:00, Lauri Kasanen <c...@gmx.com>:
> Signed-off-by: Lauri Kasanen <c...@gmx.com>
> ---
>  libswscale/ppc/swscale_ppc_template.c | 21 +++++++++++----------
>  1 file changed, 11 insertions(+), 10 deletions(-)
>
> diff --git a/libswscale/ppc/swscale_ppc_template.c
> b/libswscale/ppc/swscale_ppc_template.c
> index 3964a7a..aff2dd7 100644
> --- a/libswscale/ppc/swscale_ppc_template.c
> +++ b/libswscale/ppc/swscale_ppc_template.c
> @@ -44,7 +44,7 @@ static void FUNC(yuv2planeX_8_16)(const int16_t *filter,
> int filterSize,
>      for (j = 0; j < filterSize; j++) {
>          unsigned int joffset=j<<1;
>          unsigned int xoffset=x<<1;
> -        vector unsigned char perm;
> +        vector unsigned char av_unused perm;
>          vector signed short l1,vLumFilter;
>          LOAD_FILTER(vLumFilter,filter);
>          vLumFilter = vec_splat(vLumFilter, 0);
> @@ -133,8 +133,8 @@ static void FUNC(hScale_real)(SwsContext *c, int16_t
> *dst, int dstW,
>          case 8:
>              for (i = 0; i < dstW; i++) {
>                  register int srcPos = filterPos[i];
> -                vector unsigned char src_vF, src_v0, src_v1;
> -                vector unsigned char permS;
> +                vector unsigned char src_vF, av_unused src_v0, av_unused
> src_v1;
> +                vector unsigned char av_unused permS;
>                  vector signed short src_v, filter_v;
>                  vector signed int val_v, val_s;
>                  FIRST_LOAD(src_v0, srcPos, src, permS);
> @@ -173,18 +173,19 @@ static void FUNC(hScale_real)(SwsContext *c, int16_t
> *dst, int dstW,
>
>          default:
>              for (i = 0; i < dstW; i++) {
> -                register int j, offset = i * 2 * filterSize;
> +                register int j, av_unused offset = i * 2 * filterSize;
>                  register int srcPos = filterPos[i];
>
>                  vector signed int val_s, val_v = (vector signed int)vzero;
> -                vector signed short filter_v0R;
> -                vector unsigned char permF, src_v0, permS;
> +                vector signed short av_unused filter_v0R;
> +                vector unsigned char av_unused permF, av_unused src_v0,
> av_unused permS;
>                  FIRST_LOAD(filter_v0R, offset, filter, permF);
>                  FIRST_LOAD(src_v0, srcPos, src, permS);
>
>                  for (j = 0; j < filterSize - 15; j += 16) {
> -                    vector unsigned char src_v1, src_vF;
> -                    vector signed short filter_v1R, filter_v2R, filter_v0,
> filter_v1, src_vA, src_vB;
> +                    vector unsigned char av_unused src_v1, src_vF;
> +                    vector signed short av_unused filter_v1R, av_unused
> filter_v2R,
> +                                        filter_v0, filter_v1, src_vA,
> src_vB;
>                      vector signed int val_acc;
>                      LOAD_SRCV(srcPos, j, src, permS, src_v0, src_v1,
> src_vF);
>                      src_vA = // vec_unpackh sign-extends...
> @@ -201,8 +202,8 @@ static void FUNC(hScale_real)(SwsContext *c, int16_t
> *dst, int dstW,
>
>                  if (j < filterSize - 7) {
>                      // loading src_v0 is useless, it's already done above
> -                    vector unsigned char src_v1, src_vF;
> -                    vector signed short src_v, filter_v1R, filter_v;
> +                    vector unsigned char av_unused src_v1, src_vF;
> +                    vector signed short src_v, av_unused filter_v1R,
> filter_v;

lgtm if you prefer this approach over some ifdeffery.

Carl Eugen
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