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Code Issues Projects Releases Packages Wiki Activity Actions 4

pan/nir: Stop being so conservative about phi scalarizing

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Reviewed-by: Christoph Pillmayer <christoph.pillmayer@arm.com>
Reviewed-by: Lars-Ivar Hesselberg Simonsen <lars-ivar.simonsen@arm.com>
Reviewed-by: Lorenzo Rossi <lorenzo.rossi@collabora.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/40769>
This commit is contained in:
Faith Ekstrand 2026-04-02 10:25:10 -04:00
parent eca0575069
commit f138d13672
1 changed files with 4 additions and 10 deletions
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14
src/panfrost/compiler/bifrost/bifrost_nir.c
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@ -1124,16 +1124,10 @@ bifrost_compile_shader_nir(nir_shader *nir,
bi_optimize_nir(nir, inputs->gpu_id, inputs->robust_modes);
{
bool scalar_phis_pass = false;
uint64_t gpu_id = inputs->gpu_id;
NIR_PASS(scalar_phis_pass, nir, nir_lower_phis_to_scalar,
bi_vectorize_filter, &gpu_id);
if (scalar_phis_pass) {
NIR_PASS(_, nir, nir_opt_copy_prop);
NIR_PASS(_, nir, nir_opt_dce);
}
}
uint64_t gpu_id = inputs->gpu_id;
NIR_PASS(_, nir, nir_lower_phis_to_scalar, bi_vectorize_filter, &gpu_id);
NIR_PASS(_, nir, nir_opt_copy_prop);
NIR_PASS(_, nir, nir_opt_dce);
info->tls_size = nir->scratch_size;
info->stage = nir->info.stage;