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brw: store the remapping table for wa_18019110168 in constant data

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That way it can be accessed at runtime.

Signed-off-by: Lionel Landwerlin <lionel.g.landwerlin@intel.com>
Reviewed-by: Ivan Briano <ivan.briano@intel.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/35103>
This commit is contained in:
Lionel Landwerlin 2025-05-19 16:32:21 +03:00 • committed by Marge Bot
parent e1a7eb1718
commit 6336cf0ea2
2 changed files with 27 additions and 1 deletions
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19
src/intel/compiler/brw_compile_mesh.cpp
View file

@ -1315,6 +1315,23 @@ brw_compile_mesh(const struct brw_compiler *compiler,
g.generate_code(selected->cfg, selected->dispatch_width, selected->shader_stats,
selected->performance_analysis.require(), params->base.stats);
g.add_const_data(nir->constant_data, nir->constant_data_size);
if (prog_data->map.wa_18019110168_active) {
uint8_t *const_data =
(uint8_t *) rzalloc_size(params->base.mem_ctx,
nir->constant_data_size +
sizeof(prog_data->map.per_primitive_offsets));
memcpy(const_data, nir->constant_data, nir->constant_data_size);
memcpy(const_data + nir->constant_data_size,
prog_data->map.per_primitive_offsets,
sizeof(prog_data->map.per_primitive_offsets));
g.add_const_data(const_data,
nir->constant_data_size +
sizeof(prog_data->map.per_primitive_offset));
prog_data->wa_18019110168_mapping_offset =
prog_data->base.base.const_data_offset + nir->constant_data_size;
} else {
g.add_const_data(nir->constant_data, nir->constant_data_size);
}
return g.get_assembly();
}

9
src/intel/compiler/brw_compiler.h
View file

@ -1306,6 +1306,15 @@ struct brw_mesh_prog_data {
bool uses_drawid;
bool autostrip_enable;
/**
* Offset in the program where the remapping table for Wa_18019110168 is
* located.
*
* The remapping table has the same format as
* intel_vue_map::varying_to_slot[]
*/
uint32_t wa_18019110168_mapping_offset;
};
/* brw_any_prog_data is prog_data for any stage that maps to an API stage */