nir/opt_algebraic: eliminate off-by-1-bit multiplications by +-1 (!26880) · Merge requests · Mesa / mesa · GitLab

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Marek Olšák requested to merge mareko/mesa:nir-algebraic-fp1-off-by-1bit into main Jan 03, 2024

What does this MR do and why?

nir/opt_algebraic: eliminate off-by-1-bit multiplications by +-1

radeonsi shader-db:
    TOTALS FROM AFFECTED SHADERS (53/58918)
      VGPRS: 1756 -> 1748 (-0.46 %)
      Code Size: 107348 -> 106528 (-0.76 %) bytes
      Max Waves: 805 -> 813 (0.99 %)