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Building Faster AMD64 Memset Routines

Guest MSRC

By Guest MSRC
in Microsoft Products Support & Discussions

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Guest MSRC

Guest MSRC

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Over the past several years, Microsoft has rolled out several changes that result in more memory being zeroed. These mitigations include: The InitAll mitigation which zeros most stack variables Switching most Microsoft kernel code over to the ExAllocatePool2/ExAllocatePool3 API’s which zero memory by default. Where possible the compiler will unroll calls to memset.

 

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