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

[Nicolai Hähnle]

On 24.06.2017 13:35, Marek Olšák wrote:
> 
> 
> On Jun 24, 2017 12:01 PM, "Nicolai Hähnle" <nhaehnle at gmail.com 
> <mailto:nhaehnle at gmail.com>> wrote:
> 
>     On 22.06.2017 17 <tel:22.06.2017%2017>:10, Marek Olšák wrote:
> 
>         From: Marek Olšák <marek.olsak at amd.com <mailto: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.

Obviously the answer to these is no. However, some interface that 
provides direct generic access to drirc could be plumbed through.

Nicolai


> 
> 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.
> 
> 


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