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nir/divergence: require nir_metadata_block_index

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This allows for fast checks whether some value is defined inside a loop.

Reviewed-by: Rhys Perry <pendingchaos02@gmail.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/30787>
This commit is contained in:
Daniel Schürmann 2024-09-04 10:04:41 +02:00 • committed by Marge Bot
parent 8d1abd4996
commit c0b3d7a916
1 changed files with 7 additions and 0 deletions
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7
src/compiler/nir/nir_divergence_analysis.c
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@ -1267,6 +1267,8 @@ visit_cf_list(struct exec_list *list, struct divergence_state *state)
void
nir_divergence_analysis_impl(nir_function_impl *impl, nir_divergence_options options)
{
nir_metadata_require(impl, nir_metadata_block_index);
struct divergence_state state = {
.stage = impl->function->shader->info.stage,
.shader = impl->function->shader,
@ -1278,6 +1280,8 @@ nir_divergence_analysis_impl(nir_function_impl *impl, nir_divergence_options opt
};
visit_cf_list(&impl->body, &state);
nir_metadata_preserve(impl, nir_metadata_all);
}
void
@ -1305,7 +1309,10 @@ nir_vertex_divergence_analysis(nir_shader *shader)
.first_visit = true,
};
nir_metadata_require(nir_shader_get_entrypoint(shader),
nir_metadata_block_index);
visit_cf_list(&nir_shader_get_entrypoint(shader)->body, &state);
nir_metadata_preserve(nir_shader_get_entrypoint(shader), nir_metadata_all);
}
bool