[Mesa-dev] [PATCH 3/4] radeonsi: disable the TGSI merge registers pass

[Marek Olšák]

For patches 1-3:

Reviewed-by: Marek Olšák <marek.olsak at amd.com>

Marek

On Tue, Apr 25, 2017 at 12:31 AM, Samuel Pitoiset
<samuel.pitoiset at gmail.com> wrote:
> 47109 shaders in 29632 tests
> Totals:
> SGPRS: 1917364 -> 1916620 (-0.04 %)
> VGPRS: 1165802 -> 1165202 (-0.05 %)
> Spilled SGPRs: 1880 -> 1843 (-1.97 %)
> Spilled VGPRs: 70 -> 65 (-7.14 %)
> Private memory VGPRs: 1184 -> 1184 (0.00 %)
> Scratch size: 1312 -> 1308 (-0.30 %) dwords per thread
> Code Size: 60211356 -> 60192268 (-0.03 %) bytes
> LDS: 1077 -> 1077 (0.00 %) blocks
> Max Waves: 428597 -> 428674 (0.02 %)
> Wait states: 0 -> 0 (0.00 %)
>
> Totals from affected shaders:
> SGPRS: 238173 -> 237429 (-0.31 %)
> VGPRS: 149556 -> 148956 (-0.40 %)
> Spilled SGPRs: 1263 -> 1226 (-2.93 %)
> Spilled VGPRs: 25 -> 20 (-20.00 %)
> Private memory VGPRs: 0 -> 0 (0.00 %)
> Scratch size: 20 -> 16 (-20.00 %) dwords per thread
> Code Size: 10457904 -> 10438816 (-0.18 %) bytes
> LDS: 50 -> 50 (0.00 %) blocks
> Max Waves: 41283 -> 41360 (0.19 %)
> Wait states: 0 -> 0 (0.00 %)
>
> Signed-off-by: Samuel Pitoiset <samuel.pitoiset at gmail.com>
> ---
>  src/gallium/drivers/radeonsi/si_pipe.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/src/gallium/drivers/radeonsi/si_pipe.c b/src/gallium/drivers/radeonsi/si_pipe.c
> index 2a11607c90..cfbcbe2b74 100644
> --- a/src/gallium/drivers/radeonsi/si_pipe.c
> +++ b/src/gallium/drivers/radeonsi/si_pipe.c
> @@ -680,6 +680,7 @@ static int si_get_shader_param(struct pipe_screen* pscreen,
>         case PIPE_SHADER_CAP_INTEGERS:
>         case PIPE_SHADER_CAP_TGSI_FMA_SUPPORTED:
>         case PIPE_SHADER_CAP_TGSI_ANY_INOUT_DECL_RANGE:
> +       case PIPE_SHADER_CAP_TGSI_SKIP_MERGE_REGISTERS:
>                 return 1;
>
>         case PIPE_SHADER_CAP_INDIRECT_INPUT_ADDR:
> @@ -693,7 +694,6 @@ static int si_get_shader_param(struct pipe_screen* pscreen,
>         case PIPE_SHADER_CAP_SUPPORTED_IRS:
>         case PIPE_SHADER_CAP_TGSI_DROUND_SUPPORTED:
>         case PIPE_SHADER_CAP_TGSI_DFRACEXP_DLDEXP_SUPPORTED:
> -       case PIPE_SHADER_CAP_TGSI_SKIP_MERGE_REGISTERS:
>                 return 0;
>         }
>         return 0;
> --
> 2.12.2
>
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