[BIG tensor] fix overflow in cudnn_softmax by replacing the api#74329
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wanghuancoder merged 2 commits intoPaddlePaddle:developfrom Aug 1, 2025
Merged
[BIG tensor] fix overflow in cudnn_softmax by replacing the api#74329wanghuancoder merged 2 commits intoPaddlePaddle:developfrom
wanghuancoder merged 2 commits intoPaddlePaddle:developfrom
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lshpku
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Aug 1, 2025
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PR Category
Operator Mechanism
PR Types
Bug fixes
Description
Pcard-67164
cross_entropy 在 soft_label with_softmax 模式下调用了cudnn_softmax, 该api存在溢出情况。更换为调用内置softmax核函数。