Reviewed-by: Roland Scheidegger <srol...@vmware.com>
Am 04.01.2015 um 14:21 schrieb Rob Clark:
> From: Rob Clark <robcl...@freedesktop.org>
>
> At least temporarily, I need to fallback to old compiler still for
> relative dest (for freedreno), but I can do relative src temp. Only
> a temporary situation, but seems easy/reasonable for tgsi-scan to
> track this.
>
> Signed-off-by: Rob Clark <robcl...@freedesktop.org>
> ---
> I could always keep temp indirect support on a branch until the RA can
> also handle indirect dest. But I would at least like to keep things
> split up into smaller patches (and still bisectable).
>
> src/gallium/auxiliary/tgsi/tgsi_scan.c | 2 ++
> src/gallium/auxiliary/tgsi/tgsi_scan.h | 6 ++++++
> 2 files changed, 8 insertions(+)
>
> diff --git a/src/gallium/auxiliary/tgsi/tgsi_scan.c
> b/src/gallium/auxiliary/tgsi/tgsi_scan.c
> index eb313e4..2b44271 100644
> --- a/src/gallium/auxiliary/tgsi/tgsi_scan.c
> +++ b/src/gallium/auxiliary/tgsi/tgsi_scan.c
> @@ -130,6 +130,7 @@ tgsi_scan_shader(const struct tgsi_token *tokens,
> /* check for indirect register reads */
> if (src->Register.Indirect) {
> info->indirect_files |= (1 << src->Register.File);
> + info->indirect_files_read |= (1 << src->Register.File);
> }
>
> /* MSAA samplers */
> @@ -150,6 +151,7 @@ tgsi_scan_shader(const struct tgsi_token *tokens,
> const struct tgsi_full_dst_register *dst = &fullinst->Dst[i];
> if (dst->Register.Indirect) {
> info->indirect_files |= (1 << dst->Register.File);
> + info->indirect_files_written |= (1 << dst->Register.File);
> }
> }
>
> diff --git a/src/gallium/auxiliary/tgsi/tgsi_scan.h
> b/src/gallium/auxiliary/tgsi/tgsi_scan.h
> index 375f75a..93a9898 100644
> --- a/src/gallium/auxiliary/tgsi/tgsi_scan.h
> +++ b/src/gallium/auxiliary/tgsi/tgsi_scan.h
> @@ -93,6 +93,12 @@ struct tgsi_shader_info
> * indirect addressing. The bits are (1 << TGSI_FILE_x), etc.
> */
> unsigned indirect_files;
> + /**
> + * Bitmask indicating which register files are read / written with
> + * indirect addressing. The bits are (1 << TGSI_FILE_x).
> + */
> + unsigned indirect_files_read;
> + unsigned indirect_files_written;
>
> unsigned properties[TGSI_PROPERTY_COUNT]; /* index with TGSI_PROPERTY_ */
> };
>
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