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Remove decimal/floating 64/128bit switches due to register pressure - #16287

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pmattione-nvidia:remove_switches
Jul 17, 2024
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Remove decimal/floating 64/128bit switches due to register pressure#16287
rapids-bot[bot] merged 1 commit into
NVIDIA:branch-24.08from
pmattione-nvidia:remove_switches

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@pmattione-nvidia pmattione-nvidia commented Jul 16, 2024

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The decimal <--> floating conversion PR reduced the performance of some of the AST and BINARYOP kernels due to register pressure. This removes the switches that are the primary source of the register pressure, falling back to the old ipow() method for 64bit and 128bit integers.

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  • I am familiar with the Contributing Guidelines.
  • New or existing tests cover these changes.
  • The documentation is up to date with these changes.

@pmattione-nvidia pmattione-nvidia added libcudf Affects libcudf (C++/CUDA) code. Performance Performance related issue improvement Improvement / enhancement to an existing function non-breaking Non-breaking change labels Jul 16, 2024
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pmattione-nvidia requested a review from ttnghia July 16, 2024 08:22
@pmattione-nvidia pmattione-nvidia self-assigned this Jul 16, 2024
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pmattione-nvidia requested a review from a team as a code owner July 16, 2024 08:22

@JayjeetAtGithub JayjeetAtGithub left a comment

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Looks good to me !

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/merge

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rapids-bot Bot merged commit 8b767e5 into NVIDIA:branch-24.08 Jul 17, 2024
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improvement Improvement / enhancement to an existing function libcudf Affects libcudf (C++/CUDA) code. non-breaking Non-breaking change Performance Performance related issue

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3 participants