[FFmpeg-cvslog] r16822 - trunk/libavcodec/arm/dsputil_arm_s.S

[Benoit Fouet]

On 01/27/2009 05:06 PM, mru wrote:
> Author: mru
> Date: Tue Jan 27 17:06:47 2009
> New Revision: 16822
>
> Log:
> ARM: replace jump tables with conditional branches
>
> Modified:
>    trunk/libavcodec/arm/dsputil_arm_s.S
>
> Modified: trunk/libavcodec/arm/dsputil_arm_s.S
> ==============================================================================
> --- trunk/libavcodec/arm/dsputil_arm_s.S	Tue Jan 27 17:06:44 2009	(r16821)
> +++ trunk/libavcodec/arm/dsputil_arm_s.S	Tue Jan 27 17:06:47 2009	(r16822)
> @@ -90,6 +90,17 @@ function ff_prefetch_arm, export=1
>          add \Rd1, \Rn1, \Rd1, lsr #1
>  .endm
>  
> +.macro  JMP_ALIGN tmp, reg, label1, label2, label3
> +        ands \tmp, \reg, #3
> +        bic  \reg, \reg, #3
> +        beq  1f
> +        subs \tmp, \tmp, #1
> +        beq  2f
> +        subs \tmp, \tmp, #1
> +        beq  3f
> +        b    4f
> +.endm
> +
>   

shouldn't that be using labelX at some point ?

Ben