intel/fs: Enable b2f(inot(a)) and b2i(inot(a)) optimization for Gfx12+
The commit enables the optimization for Intel Gfx12+ graphics. Tigerlake ``` total instructions in shared programs: 1289326 -> 1289015 (-0.02%) instructions in affected programs: 37841 -> 37530 (-0.82%) helped: 78 HURT: 9 helped stats (abs) min: 1 max: 26 x̄: 4.69 x̃: 3 helped stats (rel) min: 0.10% max: 12.50% x̄: 2.07% x̃: 1.21% HURT stats (abs) min: 1 max: 18 x̄: 6.11 x̃: 4 HURT stats (rel) min: 0.16% max: 1.95% x̄: 0.94% x̃: 0.61% 95% mean confidence interval for instructions value: -4.95 -2.20 95% mean confidence interval for instructions %-change: -2.34% -1.18% Instructions are helped. total cycles in shared programs: 105606388 -> 105606442 (<.01%) cycles in affected programs: 620119 -> 620173 (<.01%) helped: 49 HURT: 28 helped stats (abs) min: 2 max: 3618 x̄: 228.63 x̃: 12 helped stats (rel) min: 0.02% max: 23.31% x̄: 4.60% x̃: 1.11% HURT stats (abs) min: 1 max: 2142 x̄: 402.04 x̃: 29 HURT stats (rel) min: 0.01% max: 36.42% x̄: 5.01% x̃: 0.46% 95% mean confidence interval for cycles value: -151.80 153.20 95% mean confidence interval for cycles %-change: -3.00% 0.79% Inconclusive result (value mean confidence interval includes 0). ``` Related-to: https://gitlab.freedesktop.org/mesa/mesa/-/commit/7725d609387a8165ccb71e2d9e0221d9248b1729 Signed-off-by: Mykhailo Skorokhodov <mykhailo.skorokhodov@globallogic.com> Reviewed-by: Ian Romanick <ian.d.romanick@intel.com> Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/14017>
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@@ -777,7 +777,7 @@ fs_visitor::try_emit_b2fi_of_inot(const fs_builder &bld,
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fs_reg result,
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nir_alu_instr *instr)
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{
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if (devinfo->ver < 6 || devinfo->ver >= 12)
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if (devinfo->ver < 6 || devinfo->verx10 >= 125)
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return false;
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nir_alu_instr *inot_instr = nir_src_as_alu_instr(instr->src[0].src);
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