Kenneth Graunke
c12497f943
We're counting in REG_SIZE units here, but g112-127 is twice as large on
Xe2. Check against 15 * reg_unit() to avoid missing out on propagation.
fossil-db results on Arc B580:
Totals:
Instrs: 233779396 -> 233779098 (-0.00%)
Cycle count: 32601212742 -> 32601187382 (-0.00%); split: -0.00%, +0.00%
Max live registers: 72695253 -> 72694326 (-0.00%); split: -0.00%, +0.00%
Totals from 232 (0.03% of 789301) affected shaders:
Instrs: 41071 -> 40773 (-0.73%)
Cycle count: 1756714 -> 1731354 (-1.44%); split: -2.01%, +0.57%
Max live registers: 22092 -> 21165 (-4.20%); split: -4.48%, +0.28%
Fixes: ec2e8bc33f ("intel/compiler: Avoid copy propagating large registers into EOT messages")
Reviewed-by: Caio Oliveira <caio.oliveira@intel.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/36577>
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