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radeonsi: recompute FS output IO bases to prevent an LLVM crash

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Fixes: 7a506d0a41 - glsl: remove gl_nir_opt_dead_builtin_varyings

Reviewed-by: Pierre-Eric Pelloux-Prayer <pierre-eric.pelloux-prayer@amd.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/35950>
(cherry picked from commit bde0610c0f)
This commit is contained in:
Marek Olšák 2025-07-12 01:52:34 -04:00 • committed by Eric Engestrom
parent b79620d064
commit 3d97cd6961
2 changed files with 4 additions and 2 deletions
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2
.pick_status.json
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@ -2524,7 +2524,7 @@
"description": "radeonsi: recompute FS output IO bases to prevent an LLVM crash",
"nominated": true,
"nomination_type": 2,
"resolution": 0,
"resolution": 1,
"main_sha": null,
"because_sha": "7a506d0a4145dd74a48affa1b08bfefd53d94a04",
"notes": null

4
src/gallium/drivers/radeonsi/si_shader_nir.c
View file

@ -390,8 +390,10 @@ char *si_finalize_nir(struct pipe_screen *screen, struct nir_shader *nir)
NIR_PASS(_, nir, nir_remove_dead_variables, nir_var_shader_in | nir_var_shader_out, NULL);
}
if (nir->info.stage == MESA_SHADER_FRAGMENT)
if (nir->info.stage == MESA_SHADER_FRAGMENT) {
NIR_PASS(_, nir, si_nir_lower_color_inputs_to_sysvals);
NIR_PASS(_, nir, nir_recompute_io_bases, nir_var_shader_out);
}
NIR_PASS(_, nir, nir_lower_explicit_io, nir_var_mem_shared, nir_address_format_32bit_offset);