Likely GMP bug

[Vincent Lefevre]

On 2018-06-15 10:56:05 +0200, Torbjorn Granlund wrote:
> nisse at lysator.liu.se (Niels Möller) writes:
> 
>   10% speedup.
> 
> A great speedup for an important functions.
> 
> (It will be a slowdown for one obsolete platform, 64-bit Pentium 4.
> There, a 64-bit right shift has a latency 7 or 8 cycles depending on
> where the count is located.  I will not lose sleep over this, in
> particular as it will typically use asm.)

But shouldn't it be the goal of the compiler to generate the fastest
code for the target?

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Vincent Lefèvre <vincent at vinc17.net> - Web: <https://www.vinc17.net/>
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