[FFmpeg-devel] [PATCH 1/6] initial alignment corrections for xmm registers

Michael Niedermayer michael at niedermayer.cc
Sat Jun 3 20:11:00 EEST 2017


On Sat, Jun 03, 2017 at 02:18:04AM +0200, James Darnley wrote:
> ---
>  libavcodec/x86/simple_idct.asm | 47 ++++++++++++++++++++++++++++++------------
>  1 file changed, 34 insertions(+), 13 deletions(-)

should be ok

minor cosmetic misalignment below:

[...]

> @@ -582,7 +603,7 @@ SECTION .text
>      pmaddwd         mm2, mm7            ; -C4R4+C4R0     -C4r4+C4r0
>      movq            mm7, [coeffs + 32]  ; C6     C2      C6      C2
>      pmaddwd         mm7, mm3            ; C6R6+C2R2      C6r6+C2r2
> -    pmaddwd         mm3, [coeffs + 40]  ; -C2R6+C6R2     -C2r6+C6r2
> +    pmaddwd         mm3, [coeffs + 128]  ; -C2R6+C6R2     -C2r6+C6r2
>      paddd           mm7, mm1            ; A0             a0
>      paddd           mm1, mm1            ; 2C0            2c0
>      psubd           mm1, mm7            ; A3             a3
> -- 
> 2.12.2
> 
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-- 
Michael     GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB

The worst form of inequality is to try to make unequal things equal.
-- Aristotle
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