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brw: run nir_opt_idiv_const only once

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Signed-off-by: Alyssa Rosenzweig <alyssa.rosenzweig@intel.com>
Reviewed-by: Lionel Landwerlin <lionel.g.landwerlin@intel.com>
Reviewed-by: Caio Oliveira <caio.oliveira@intel.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/39513>
This commit is contained in:
Alyssa Rosenzweig 2025-11-12 14:17:28 -05:00 • committed by Caio Oliveira
parent a8b78e5a8c
commit c45c5440cd
1 changed files with 2 additions and 2 deletions
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4
src/intel/compiler/brw/brw_nir.c
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@ -1430,7 +1430,6 @@ brw_nir_optimize(nir_shader *nir,
LOOP_OPT(nir_opt_peephole_select, &peephole_select_options);
LOOP_OPT(nir_opt_intrinsics);
LOOP_OPT(nir_opt_idiv_const, 32);
LOOP_OPT_NOT_IDEMPOTENT(nir_opt_algebraic);
LOOP_OPT(nir_opt_generate_bfi);
@ -2570,9 +2569,10 @@ brw_postprocess_nir_opts(nir_shader *nir, const struct brw_compiler *compiler,
OPT(nir_opt_algebraic_before_ffma);
} while (progress);
OPT(nir_opt_idiv_const, 32);
if (devinfo->verx10 >= 125) {
/* Lower integer division by constants before nir_lower_idiv. */
OPT(nir_opt_idiv_const, 32);
const nir_lower_idiv_options options = {
.allow_fp16 = false
};