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brw: Set prog_data::dual_src_blend from NIR outputs written bitfield

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Simpler and set earlier.

Reviewed-by: Alyssa Rosenzweig <alyssa.rosenzweig@intel.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/41122>
This commit is contained in:
Kenneth Graunke 2026-03-09 11:50:08 -07:00 • committed by Marge Bot
parent afb97ff2af
commit 599d26db00
1 changed files with 4 additions and 3 deletions
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7
src/intel/compiler/brw/brw_compile_fs.cpp
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@ -147,9 +147,6 @@ brw_emit_fb_writes(brw_shader &s)
(key->nr_color_regions > 1 && key->alpha_to_coverage &&
s.sample_mask.file == BAD_FILE);
prog_data->dual_src_blend = s.dual_src_output.file != BAD_FILE;
assert(!prog_data->dual_src_blend || key->nr_color_regions == 1);
/* Following condition implements Wa_14017468336:
*
* "If dual source blend is enabled do not enable SIMD32 dispatch" and
@ -882,6 +879,10 @@ brw_nir_populate_fs_prog_data(nir_shader *shader,
prog_data->computed_stencil =
shader->info.outputs_written & BITFIELD64_BIT(FRAG_RESULT_STENCIL);
prog_data->dual_src_blend =
shader->info.outputs_written & BITFIELD64_BIT(FRAG_RESULT_DUAL_SRC_BLEND);
assert(!prog_data->dual_src_blend || key->nr_color_regions == 1);
prog_data->sample_shading =
shader->info.fs.uses_sample_shading ||
shader->info.outputs_read;