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Ian Romanick authored
shader-db results: Skylake and Broadwell had similar results (Skylake shown) total instructions in shared programs: 14525898 -> 14525836 (<.01%) instructions in affected programs: 1964 -> 1902 (-3.16%) helped: 14 HURT: 0 helped stats (abs) min: 1 max: 25 x̄: 4.43 x̃: 1 helped stats (rel) min: 0.68% max: 9.77% x̄: 2.10% x̃: 0.86% 95% mean confidence interval for instructions value: -9.46 0.60 95% mean confidence interval for instructions %-change: -3.97% -0.24% Inconclusive result (value mean confidence interval includes 0). total cycles in shared programs: 533119892 -> 533115756 (<.01%) cycles in affected programs: 96061 -> 91925 (-4.31%) helped: 13 HURT: 1 helped stats (abs) min: 60 max: 596 x̄: 318.77 x̃: 300 helped stats (rel) min: 1.15% max: 5.49% x̄: 4.27% x̃: 4.42% HURT stats (abs) min: 8 max: 8 x̄: 8.00 x̃: 8 HURT stats (rel) min: 0.46% max: 0.46% x̄: 0.46% x̃: 0.46% 95% mean confidence interval for cycles value: -379.43 -211.43 95% mean confidence interval for cycles %-change: -4.84% -3.01% Cycles are helped. Haswell, Ivy Bridge and Sandy Bridge had similar results (Haswell shown). total instructions in shared programs: 9033948 -> 9033898 (<.01%) instructions in affected programs: 535 -> 485 (-9.35%) helped: 2 HURT: 0 total cycles in shared programs: 84631402 -> 84628949 (<.01%) cycles in affected programs: 63197 -> 60744 (-3.88%) helped: 13 HURT: 2 helped stats (abs) min: 1 max: 594 x̄: 189.62 x̃: 140 helped stats (rel) min: 0.07% max: 5.04% x̄: 3.79% x̃: 4.01% HURT stats (abs) min: 4 max: 8 x̄: 6.00 x̃: 6 HURT stats (rel) min: 0.17% max: 0.45% x̄: 0.31% x̃: 0.31% 95% mean confidence interval for cycles value: -253.40 -73.67 95% mean confidence interval for cycles %-change: -4.24% -2.25% Cycles are helped. No changes on GM45 or Iron Lake. v2: Add a couple more tautological compares. Suggested by Elie. Signed-off-by: Ian Romanick <ian.d.romanick@intel.com> Reviewed-by: Samuel Iglesias Gonsálvez <siglesias@igalia.com> Reviewed-by: Elie Tournier <elie.tournier@collabora.com>
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