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Handling for NaN and inf when converting floating point to fixed point types #15885

Merged
merged 8 commits into from
Jun 7, 2024
Merged

Handling for NaN and inf when converting floating point to fixed point types #15885

merged 8 commits into from
Jun 7, 2024

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ttnghia
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@ttnghia ttnghia commented May 29, 2024

This PR adds the ability to check for NaN and inf values when converting floating point types to fixed point types. For these input values, the corresponding output will be null.

Closes #15883.

@ttnghia
Null handling for NaN and inf
2277377 
Signed-off-by: Nghia Truong <nghiat@nvidia.com>
@ttnghia
Fix compile error
77c7e98 
Signed-off-by: Nghia Truong <nghiat@nvidia.com>
@ttnghia
Update comments and add assertion
1701d47 
Signed-off-by: Nghia Truong <nghiat@nvidia.com>
@ttnghia
Add test
0af5575 
Signed-off-by: Nghia Truong <nghiat@nvidia.com>
@ttnghia ttnghia added bug Something isn't working 3 - Ready for Review Ready for review by team libcudf Affects libcudf (C++/CUDA) code. Spark Functionality that helps Spark RAPIDS improvement Improvement / enhancement to an existing function non-breaking Non-breaking change labels May 29, 2024
@ttnghia ttnghia self-assigned this May 29, 2024
@ttnghia ttnghia requested a review from a team as a code owner May 29, 2024 21:53
@ttnghia ttnghia removed the improvement Improvement / enhancement to an existing function label May 29, 2024
@ttnghia
Add -inf
88ae731 
Signed-off-by: Nghia Truong <nghiat@nvidia.com>
bdice
bdice reviewed Jun 3, 2024
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We probably want std::isfinite. Otherwise LGTM.

cpp/src/unary/cast_ops.cu Outdated Show resolved Hide resolved
cpp/src/unary/cast_ops.cu Outdated Show resolved Hide resolved
@ttnghia
Change comments and use std::isfinite
27acae6 
Signed-off-by: Nghia Truong <nghiat@nvidia.com>
@ttnghia ttnghia requested a review from bdice June 4, 2024 17:06
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ttnghia commented Jun 7, 2024

/merge

@rapids-bot rapids-bot bot merged commit 39c5b86 into rapidsai:branch-24.08 Jun 7, 2024
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@ttnghia ttnghia deleted the null_handling_for_float_to_decimal branch June 7, 2024 17:54
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@shrshi shrshi shrshi approved these changes

@pmattione-nvidia pmattione-nvidia pmattione-nvidia approved these changes

@bdice bdice Awaiting requested review from bdice

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3 - Ready for Review Ready for review by team bug Something isn't working libcudf Affects libcudf (C++/CUDA) code. non-breaking Non-breaking change Spark Functionality that helps Spark RAPIDS
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Successfully merging this pull request may close these issues.

[BUG] Converting from floating point types to fixed point types does not consider NaN and inf
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@ttnghia @bdice @shrshi @pmattione-nvidia