On 17/02/2014 15:40, Bill Hart wrote:
> Yeah I am inclined to agree. We should not use yasm on *nix only on
> MinGW64 and Cygwin64.
>
> Then we should force the user to install yasm themselves and ditch it
> from our repo. It would save a lot of crud and solve a lot of problems
> methinks.
>
> As far as I can tell, on Windows, GMP simply moves registers about
> before and after calling the *nix code. They use some m4 macros for this
> I think. So we can potentially do better by having dedicated Windows 64
> code. On the other hand, register renaming is essentially free on modern
> processors.
I may be wrong but I don't believe their support the Windwos x64 ABI is
complete.
Our Windows assembler code fully supports the Windows x64 exception
handling mechanisms with meta data generation for stack unwinding.
Brian
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