Re: bn_sqr8x_internal function consumes a lot of CPU time
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To
: openssl-users@xxxxxxxxxxx
Subject
: Re: bn_sqr8x_internal function consumes a lot of CPU time
From
: Patrick Steuer <psteuer@xxxxxxx>
Date
: Mon, 4 Mar 2019 09:45:34 +0100
In-reply-to
: <
ea0ee0c4-e23c-1bcc-5339-468feb89414b@gmail.com
>
References
: <
ea0ee0c4-e23c-1bcc-5339-468feb89414b@gmail.com
>
Its an x86_64 assembly subroutine of bn_mul_mont which implements
montgomery modular multiplication. Its heavily used in rsa comutations.
Just set a breakpoint in the debugger and have a look at the callstack.
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bn_sqr8x_internal function consumes a lot of CPU time
From:
Thang Pham
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