[FFmpeg-devel] [PATCH 2/2] x86/vf_w3fdif: simplify w3fdif_simple_high

Paul B Mahol onemda at gmail.com
Sun Oct 11 09:31:07 CEST 2015


On 10/11/15, James Almer <jamrial at gmail.com> wrote:
> Signed-off-by: James Almer <jamrial at gmail.com>
> ---
>  libavfilter/x86/vf_w3fdif.asm | 16 +++++++---------
>  1 file changed, 7 insertions(+), 9 deletions(-)
>
> diff --git a/libavfilter/x86/vf_w3fdif.asm b/libavfilter/x86/vf_w3fdif.asm
> index f02319b..f2001a4 100644
> --- a/libavfilter/x86/vf_w3fdif.asm
> +++ b/libavfilter/x86/vf_w3fdif.asm
> @@ -103,13 +103,11 @@ REP_RET
>
>  %if ARCH_X86_64
>
> -cglobal w3fdif_simple_high, 5, 9, 9, 0, work_line, in_lines_cur0,
> in_lines_adj0, coef, linesize
> +cglobal w3fdif_simple_high, 5, 9, 8, 0, work_line, in_lines_cur0,
> in_lines_adj0, coef, linesize
>      movq                  m2, [coefq]
>      DEFINE_ARGS    work_line, in_lines_cur0, in_lines_adj0, in_lines_cur1,
> linesize, offset, in_lines_cur2, in_lines_adj1, in_lines_adj2
> -    SPLATW                m0, m2, 0
> -    SPLATW                m1, m2, 1
> +    pshufd                m0, m2, q0000
>      SPLATW                m2, m2, 2
> -    SBUTTERFLY            wd, 0, 1, 7
>      pxor                  m7, m7
>      mov              offsetq, 0
>      mov       in_lines_cur2q, [in_lines_cur0q+gprsize*2]
> @@ -124,23 +122,23 @@ cglobal w3fdif_simple_high, 5, 9, 9, 0, work_line,
> in_lines_cur0, in_lines_adj0,
>      movh                                   m4, [in_lines_cur1q+offsetq]
>      punpcklbw                              m3, m7
>      punpcklbw                              m4, m7
> -    SBUTTERFLY                             wd, 3, 4, 8
> +    SBUTTERFLY                             wd, 3, 4, 1
>      pmaddwd                                m3, m0
> -    pmaddwd                                m4, m1
> +    pmaddwd                                m4, m0
>      movh                                   m5, [in_lines_adj0q+offsetq]
>      movh                                   m6, [in_lines_adj1q+offsetq]
>      punpcklbw                              m5, m7
>      punpcklbw                              m6, m7
> -    SBUTTERFLY                             wd, 5, 6, 8
> +    SBUTTERFLY                             wd, 5, 6, 1
>      pmaddwd                                m5, m0
> -    pmaddwd                                m6, m1
> +    pmaddwd                                m6, m0
>      paddd                                  m3, m5
>      paddd                                  m4, m6
>      movh                                   m5, [in_lines_cur2q+offsetq]
>      movh                                   m6, [in_lines_adj2q+offsetq]
>      punpcklbw                              m5, m7
>      punpcklbw                              m6, m7
> -    SBUTTERFLY                             wd, 5, 6, 8
> +    SBUTTERFLY                             wd, 5, 6, 1
>      pmaddwd                                m5, m2
>      pmaddwd                                m6, m2
>      paddd                                  m3, m5
> --
> 2.6.0
>
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>

Cant this now be used on x32?


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