[Mesa-dev] [PATCH] radeonsi: enable LLVM sisched for Unigine Superposition

[Marek Olšák]

On Jun 24, 2017 12:01 PM, "Nicolai Hähnle" <nhaehnle at gmail.com> wrote:

On 22.06.2017 17:10, Marek Olšák wrote:

> From: Marek Olšák <marek.olsak at amd.com>
>
> +2.3% better score on Fiji. It might be better without HBM.
>

Can this be a drirc option?


The answer is the same as for: Can sisched be a flag defined in
p_defines.h, drirc, and plumbed by st/dri? Nobody has ever put
driver-specific stuff into p_defines.h.

Marek





---
>   src/gallium/drivers/radeonsi/si_pipe.c | 7 +++++++
>   1 file changed, 7 insertions(+)
>
> diff --git a/src/gallium/drivers/radeonsi/si_pipe.c
> b/src/gallium/drivers/radeonsi/si_pipe.c
> index ff787ad..4088849 100644
> --- a/src/gallium/drivers/radeonsi/si_pipe.c
> +++ b/src/gallium/drivers/radeonsi/si_pipe.c
> @@ -935,20 +935,27 @@ struct pipe_screen *radeonsi_screen_create(struct
> radeon_winsys *ws,
>         si_init_screen_state_functions(sscreen);
>         if (!r600_common_screen_init(&sscreen->b, ws, flags) ||
>             !si_init_gs_info(sscreen) ||
>             !si_init_shader_cache(sscreen)) {
>                 FREE(sscreen);
>                 return NULL;
>         }
>   +     /* Enable sisched where it helps. */
> +       char process[128];
> +       if (os_get_process_name(process, sizeof(process)) &&
> +           /* Unigine Superposition */
> +           !strcmp(process, "superposition"))
> +               sscreen->b.debug_flags |= DBG_SI_SCHED;
> +
>         /* Only enable as many threads as we have target machines, but at
> most
>          * the number of CPUs - 1 if there is more than one.
>          */
>         num_threads = sysconf(_SC_NPROCESSORS_ONLN);
>         num_threads = MAX2(1, num_threads - 1);
>         num_compiler_threads = MIN2(num_threads, ARRAY_SIZE(sscreen->tm));
>         num_compiler_threads_lowprio =
>                 MIN2(num_threads, ARRAY_SIZE(sscreen->tm_low_priority));
>         if (!util_queue_init(&sscreen->shader_compiler_queue, "si_shader",
>
>

-- 
Lerne, wie die Welt wirklich ist,
Aber vergiss niemals, wie sie sein sollte.
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