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nir: Optimize boolean ieq/ine with an immediate

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Reviewed-by: Iago Toral Quiroga <itoral@igalia.com>
Reviewed-by: Marek Olšák <marek.olsak@amd.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/26120>
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Faith Ekstrand 2023-11-08 17:58:38 -06:00 • committed by Marge Bot
parent 2d49f834b2
commit 3af5af429e
1 changed files with 4 additions and 0 deletions
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4
src/compiler/nir/nir_opt_algebraic.py
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@ -656,6 +656,10 @@ optimizations.extend([
(('fneu', ('b2f', 'a@1'), 0.0), a),
(('ieq', ('b2i', 'a@1'), 0), ('inot', a)),
(('ine', ('b2i', 'a@1'), 0), a),
(('ieq', 'a@1', False), ('inot', a)),
(('ieq', 'a@1', True), a),
(('ine', 'a@1', False), a),
(('ine', 'a@1', True), ('inot', a)),
(('fneu', ('u2f', a), 0.0), ('ine', a, 0)),
(('feq', ('u2f', a), 0.0), ('ieq', a, 0)),