Better register allocation #10
Description
Currently using linear scan. Graph colouring would reduce spills and improve occupancy. The regalloc is cleanly separated in amdgpu_emit.c so this is a contained change, just a meaty one.
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Currently using linear scan. Graph colouring would reduce spills and improve occupancy. The regalloc is cleanly separated in amdgpu_emit.c so this is a contained change, just a meaty one.