[Mesa-dev] [PATCH 04/20] tgsi/scan: track which shader images are really buffers

[Ilia Mirkin]

Patches 1-4 are

Reviewed-by: Ilia Mirkin <imirkin at alum.mit.edu>

On Tue, Mar 15, 2016 at 2:28 PM, Nicolai Hähnle <nhaehnle at gmail.com> wrote:
> From: Nicolai Hähnle <nicolai.haehnle at amd.com>
>
> ---
>  src/gallium/auxiliary/tgsi/tgsi_scan.c | 3 +++
>  src/gallium/auxiliary/tgsi/tgsi_scan.h | 4 ++++
>  2 files changed, 7 insertions(+)
>
> diff --git a/src/gallium/auxiliary/tgsi/tgsi_scan.c b/src/gallium/auxiliary/tgsi/tgsi_scan.c
> index dee6884..65bdab5 100644
> --- a/src/gallium/auxiliary/tgsi/tgsi_scan.c
> +++ b/src/gallium/auxiliary/tgsi/tgsi_scan.c
> @@ -427,6 +427,9 @@ scan_declaration(struct tgsi_shader_info *info,
>           }
>        } else if (file == TGSI_FILE_SAMPLER) {
>           info->samplers_declared |= 1 << reg;
> +      } else if (file == TGSI_FILE_IMAGE) {
> +         if (fulldecl->Image.Resource == TGSI_TEXTURE_BUFFER)
> +            info->images_buffers |= 1 << reg;
>        }
>     }
>  }
> diff --git a/src/gallium/auxiliary/tgsi/tgsi_scan.h b/src/gallium/auxiliary/tgsi/tgsi_scan.h
> index f52729a..d777f23 100644
> --- a/src/gallium/auxiliary/tgsi/tgsi_scan.h
> +++ b/src/gallium/auxiliary/tgsi/tgsi_scan.h
> @@ -123,6 +123,10 @@ struct tgsi_shader_info
>      */
>     unsigned images_writemask;
>     /**
> +    * Bitmask indicating which declared image is a buffer.
> +    */
> +   unsigned images_buffers;
> +   /**
>      * Bitmask indicating which register files are accessed with
>      * indirect addressing.  The bits are (1 << TGSI_FILE_x), etc.
>      */
> --
> 2.5.0
>
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