[Mesa-dev] [PATCH 1/3] tgsi/scan: set if a fragment shader writes sample mask

[eocallaghan at alterapraxis.com]

This series is,

Reviewed-by: Edward O'Callaghan <eocallaghan at alterapraxis.com>

On 2016-01-06 12:46, Marek Olšák wrote:
> From: Marek Olšák <marek.olsak at amd.com>
> 
> This will be used by radeonsi.
> ---
>  src/gallium/auxiliary/tgsi/tgsi_scan.c | 2 ++
>  src/gallium/auxiliary/tgsi/tgsi_scan.h | 1 +
>  2 files changed, 3 insertions(+)
> 
> diff --git a/src/gallium/auxiliary/tgsi/tgsi_scan.c
> b/src/gallium/auxiliary/tgsi/tgsi_scan.c
> index e04f407..e3feed9 100644
> --- a/src/gallium/auxiliary/tgsi/tgsi_scan.c
> +++ b/src/gallium/auxiliary/tgsi/tgsi_scan.c
> @@ -392,6 +392,8 @@ tgsi_scan_shader(const struct tgsi_token *tokens,
>                       }
>                       else if (semName == TGSI_SEMANTIC_STENCIL) {
>                          info->writes_stencil = TRUE;
> +                     } else if (semName == TGSI_SEMANTIC_SAMPLEMASK) {
> +                        info->writes_samplemask = TRUE;
>                       }
>                    }
> 
> diff --git a/src/gallium/auxiliary/tgsi/tgsi_scan.h
> b/src/gallium/auxiliary/tgsi/tgsi_scan.h
> index 7e9a559..a3e4378 100644
> --- a/src/gallium/auxiliary/tgsi/tgsi_scan.h
> +++ b/src/gallium/auxiliary/tgsi/tgsi_scan.h
> @@ -82,6 +82,7 @@ struct tgsi_shader_info
>     boolean reads_z; /**< does fragment shader read depth? */
>     boolean writes_z;  /**< does fragment shader write Z value? */
>     boolean writes_stencil; /**< does fragment shader write stencil 
> value? */
> +   boolean writes_samplemask; /**< does fragment shader write sample 
> mask? */
>     boolean writes_edgeflag; /**< vertex shader outputs edgeflag */
>     boolean uses_kill;  /**< KILL or KILL_IF instruction used? */
>     boolean uses_persp_center;