[OpenMP] [Xteam] Added envar LIBOMPTARGET_AMDGPU_XTEAM_BLOCKSIZE #482
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This envar acts as an override blocksize to be used for Xteam reduction kernels. The default is 0 (unused).
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ronlieb
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Nov 4, 2025
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ronlieb
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env var BLOCKSIZE=256 on mi2xx shows the improvement 86 -> 63 seconds
and ADJ=1 96 seconds ADJ=0 66 seconds
PR is a keeper, after it lands, i will add it to the table
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This envar acts as an override blocksize to be used for Xteam reduction kernels. The default is 0 (unused).