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nir/lower_printf: fix array alignment

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The pointer arithmetic doesn't need a 4byte alignment, otherwise
everything is broken.

Signed-off-by: Lionel Landwerlin <lionel.g.landwerlin@intel.com>
Cc: mesa-stable
Reviewed-by: Alyssa Rosenzweig <alyssa.rosenzweig@intel.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/38638>
(cherry picked from commit d24633023f)
This commit is contained in:
Lionel Landwerlin 2025-11-24 12:30:22 +02:00 • committed by Dylan Baker
parent e7daf69a9b
commit e6008d0910
2 changed files with 2 additions and 2 deletions
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2
.pick_status.json
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@ -2394,7 +2394,7 @@
"description": "nir/lower_printf: fix array alignment",
"nominated": true,
"nomination_type": 1,
"resolution": 0,
"resolution": 1,
"main_sha": null,
"because_sha": null,
"notes": null

2
src/compiler/nir/nir_lower_printf.c
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@ -85,7 +85,7 @@ lower_printf_intrin(nir_builder *b, nir_intrinsic_instr *prntf, void *_options)
*/
nir_deref_instr *buffer =
nir_build_deref_cast(b, buffer_addr, nir_var_mem_global,
glsl_array_type(glsl_uint8_t_type(), 0, 4), 0);
glsl_array_type(glsl_uint8_t_type(), 0, 1), 0);
/* Align the struct size to 4 */
nir_deref_instr *args = nir_src_as_deref(prntf->src[0]);