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zink: Enable PIPE_CAP_PACKED_UNIFORMS.

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We already support everything necessary and just need to ask the frontend
to DTRT.  This makes UBO0 get more tightly packed, saving upload space,
and allows for _mesa_optimize_state_parameters() as well.

Reviewed-By: Mike Blumenkrantz <michael.blumenkrantz@gmail.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/10150>
This commit is contained in:
Eric Anholt 2021-04-09 16:50:15 -07:00 • committed by Marge Bot
parent 24d7c413fe
commit 44f744be42
2 changed files with 3 additions and 1 deletions
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3
src/gallium/drivers/zink/zink_compiler.c
View file

@ -387,6 +387,7 @@ zink_screen_init_compiler(struct zink_screen *screen)
.lower_vector_cmp = true,
.lower_int64_options = 0,
.lower_doubles_options = ~nir_lower_fp64_full_software,
.lower_uniforms_to_ubo = true,
.has_fsub = true,
.has_isub = true,
.lower_mul_2x32_64 = true,
@ -906,7 +907,7 @@ zink_shader_finalize(struct pipe_screen *pscreen, void *nirptr, bool optimize)
tex_opts.lower_tg4_offsets = true;
NIR_PASS_V(nir, nir_lower_tex, &tex_opts);
}
NIR_PASS_V(nir, nir_lower_uniforms_to_ubo, false, false);
NIR_PASS_V(nir, nir_lower_uniforms_to_ubo, true, false);
if (nir->info.stage == MESA_SHADER_GEOMETRY)
NIR_PASS_V(nir, nir_lower_gs_intrinsics, nir_lower_gs_intrinsics_per_stream);
optimize_nir(nir);

1
src/gallium/drivers/zink/zink_screen.c
View file

@ -251,6 +251,7 @@ zink_get_param(struct pipe_screen *pscreen, enum pipe_cap param)
case PIPE_CAP_CLEAR_SCISSORED:
case PIPE_CAP_INVALIDATE_BUFFER:
case PIPE_CAP_PREFER_REAL_BUFFER_IN_CONSTBUF0:
case PIPE_CAP_PACKED_UNIFORMS:
return 1;
case PIPE_CAP_TEXTURE_MIRROR_CLAMP_TO_EDGE: