Add fused elemwise gelu and optimize performance#33480
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wangxicoding merged 4 commits intoPaddlePaddle:developfrom Jul 5, 2021
Merged
Add fused elemwise gelu and optimize performance#33480wangxicoding merged 4 commits intoPaddlePaddle:developfrom
wangxicoding merged 4 commits intoPaddlePaddle:developfrom
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python/paddle/fluid/tests/unittests/test_fused_elemwise_activation_op.py
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| static_cast<MT>(0.5) * (static_cast<MT>(1) + tanh_out); | ||
| return static_cast<T>(ans); | ||
| } | ||
| inline HOSTDEVICE T UseOut(T x) { |
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应该是使用Out来计算梯度，这个目前没有用到。
wangxicoding
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Describe
fused_elemwise_act op在该PR中的主要优化为：
使用tanh(elemwise_add(x, y))作性能测试，测试实验如下：
性能提升总结：
fused_elemwise_act op后续优化TODO：