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kk: Fix crash in PositiveShaderImageAccess.UndefImage

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Clean sample instructions that have an undef texture as a source

Reviewed-by: Arcady Goldmints-Orlov <arcady@lunarg.com>
Signed-off-by: Aitor Camacho <aitor@lunarg.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/39858>
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Aitor Camacho 2026-02-09 18:56:15 +09:00 • committed by Marge Bot
parent 384ce6d8d3
commit 05cca7eb36
1 changed files with 5 additions and 0 deletions
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5
src/kosmickrisp/compiler/nir_to_msl.c
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@ -1969,6 +1969,11 @@ msl_preprocess_nir(struct nir_shader *nir)
* generate discards. */
NIR_PASS(_, nir, nir_lower_system_values);
/* nir_lower_vars_to_ssa may remove instructions due to undef values such as
* store from an undef image sample. Fixes VVL test
* PositiveShaderImageAccess.UndefImage */
NIR_PASS(_, nir, nir_opt_dce);
if (nir->info.stage == MESA_SHADER_FRAGMENT) {
nir_input_attachment_options input_attachment_options = {};
NIR_PASS(_, nir, nir_lower_input_attachments, &input_attachment_options);