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intel/fs: Don't emit_uniformize when getting a constant SSBO index

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Reviewed-by: Jason Ekstrand <jason@jlekstrand.net>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/7340>
This commit is contained in:
Caio Marcelo de Oliveira Filho 2020-10-27 10:15:30 -07:00 • committed by Marge Bot
parent 0fe5490724
commit ce0b72a13a
1 changed files with 3 additions and 5 deletions
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8
src/intel/compiler/brw_fs_nir.cpp
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@ -4005,18 +4005,16 @@ fs_visitor::get_nir_ssbo_intrinsic_index(const brw::fs_builder &bld,
/* SSBO stores are weird in that their index is in src[1] */
const unsigned src = instr->intrinsic == nir_intrinsic_store_ssbo ? 1 : 0;
fs_reg surf_index;
if (nir_src_is_const(instr->src[src])) {
unsigned index = stage_prog_data->binding_table.ssbo_start +
nir_src_as_uint(instr->src[src]);
surf_index = brw_imm_ud(index);
return brw_imm_ud(index);
} else {
surf_index = vgrf(glsl_type::uint_type);
fs_reg surf_index = vgrf(glsl_type::uint_type);
bld.ADD(surf_index, get_nir_src(instr->src[src]),
brw_imm_ud(stage_prog_data->binding_table.ssbo_start));
return bld.emit_uniformize(surf_index);
}
return bld.emit_uniformize(surf_index);
}
/**