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ir3: Lower alu to scalar if nir_legalize_16bit_sampler_srcs made progress. 

Fixes: 003327dd95 ("freedreno/ir3: Pass 16-bit sampler coordinates when possible.")
Signed-off-by: Georg Lehmann <dadschoorse@gmail.com>
Reviewed-by: Emma Anholt <emma@anholt.net>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/16978>
This commit is contained in:
Georg Lehmann 2022-07-19 22:44:42 +02:00 committed by Marge Bot
parent 9fe382ba96
commit 06b33770b6
1 changed files with 5 additions and 1 deletions
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6
src/freedreno/ir3/ir3_nir.c
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@ -802,7 +802,11 @@ ir3_nir_lower_variant(struct ir3_shader_variant *so, nir_shader *s)
[nir_tex_src_ddy] = {true, 0, nir_tex_src_coord},
};
NIR_PASS_V(s, nir_legalize_16bit_sampler_srcs, tex_constraints);
bool scalarize = false;
NIR_PASS(scalarize, s, nir_legalize_16bit_sampler_srcs, tex_constraints);
if (scalarize) {
OPT(s, nir_lower_alu_to_scalar, NULL, NULL);
}
}
OPT_V(s, nir_opt_constant_folding);
OPT_V(s, nir_copy_prop);