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nir/lower_shader_calls: Remove phis after dead control flow

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This potentially gets rid of some more phis without sources.

Reviewed-by: Daniel Schürmann <daniel@schuermann.dev>
Reviewed-by: Jason Ekstrand <jason.ekstrand@collabora.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/19960>
This commit is contained in:
Friedrich Vock 2022-12-08 21:37:06 +01:00 • committed by Marge Bot
parent a54c2c8289
commit e20564cfdb
1 changed files with 1 additions and 1 deletions
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2
src/compiler/nir/nir_lower_shader_calls.c
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@ -1968,11 +1968,11 @@ nir_lower_shader_calls(nir_shader *shader,
for (unsigned i = 0; i < num_calls; i++) {
nir_instr *resume_instr = lower_resume(resume_shaders[i], i);
replace_resume_with_halt(resume_shaders[i], resume_instr);
nir_opt_remove_phis(resume_shaders[i]);
/* Remove the dummy blocks added by flatten_resume_if_ladder() */
nir_opt_if(resume_shaders[i], nir_opt_if_optimize_phi_true_false);
nir_opt_dce(resume_shaders[i]);
nir_opt_dead_cf(resume_shaders[i]);
nir_opt_remove_phis(resume_shaders[i]);
}
for (unsigned i = 0; i < num_calls; i++)