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authorDaniel Schürmann <daniel@schuermann.dev>2021-01-15 18:54:01 +0100
committerDylan Baker <dylan.c.baker@intel.com>2021-01-26 09:18:44 -0800
commitbd506cb19ca1f48d44c16a4f2ccf49218ec1f2ed (patch)
tree82f99d2d06f8239c034ad13e1dffeb271648f7a3 /VERSION
parent215266234b56498c77b813513f3736928630f749 (diff)
aco/optimizer: don't copy-prop logical phis
This is dangerous w.r.t. LCSSA-phis. Totals from 746 (0.54% of 139391) affected shaders (Navi10): CodeSize: 8592160 -> 8568156 (-0.28%); split: -0.30%, +0.02% MaxWaves: 5172 -> 5171 (-0.02%); split: +0.02%, -0.04% Instrs: 1653949 -> 1648489 (-0.33%); split: -0.36%, +0.03% Cycles: 49474892 -> 49329224 (-0.29%); split: -0.33%, +0.03% VMEM: 137574 -> 137421 (-0.11%); split: +0.18%, -0.29% SMEM: 42391 -> 42439 (+0.11%); split: +0.12%, -0.01% VClause: 26946 -> 26943 (-0.01%) Copies: 130902 -> 126176 (-3.61%); split: -4.05%, +0.43% Branches: 54891 -> 54556 (-0.61%); split: -0.64%, +0.03% PreVGPRs: 53941 -> 53939 (-0.00%) This has a slight effect on RA due to affinity changes. Cc: 20.3 Cc: 21.0 Reviewed-by: Rhys Perry <pendingchaos02@gmail.com> Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/8260> (cherry picked from commit cd870d1b6aa43daa65f1e6c9763e5bdd7139acc9)
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