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radeonsi: compute si_shader_info::color_attr_index without input_semantic[]

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Acked-by: Pierre-Eric
Acked-by: Timur Kristóf <timur.kristof@gmail.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/40556>
This commit is contained in:
Marek Olšák 2026-03-20 00:03:34 -04:00 • committed by Marge Bot
parent e591bfea38
commit 49888328a6
1 changed files with 5 additions and 5 deletions
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10
src/gallium/drivers/radeonsi/si_shader_info.c
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@ -757,14 +757,14 @@ void si_nir_gather_info(struct si_screen *sscreen, struct nir_shader *nir,
if (info->colors_written & (1 << i))
info->colors_written_4bit |= 0xf << (4 * i);
if (nir->info.inputs_read & VARYING_BIT_COL0)
info->color_attr_index[0] = ac_nir_get_io_driver_location(nir, VARYING_SLOT_COL0, true);
if (nir->info.inputs_read & VARYING_BIT_COL1)
info->color_attr_index[1] = ac_nir_get_io_driver_location(nir, VARYING_SLOT_COL1, true);
for (unsigned i = 0; i < info->num_inputs; i++) {
/* If any FS input is POS (0), the input slot is unused, which should never happen. */
assert(info->input_semantic[i] != VARYING_SLOT_POS);
if (info->input_semantic[i] == VARYING_SLOT_COL0)
info->color_attr_index[0] = i;
else if (info->input_semantic[i] == VARYING_SLOT_COL1)
info->color_attr_index[1] = i;
}
}