Re: pthreads-win32 2.8.0, stack alignment, and SSE code

[Sébastien Kunz-Jacques <kunzjacq at yahoo dot fr>]

Ross Johnson a écrit :
> I've just read this whole thread for the first time. I haven't come 
> across this issue of alignment on Intel processors before so I thought 
> I'd better at least Google around the subject before replying. 
> Unfortunately I've got to run now and won't be reading mail for 
> another 5 days or so.
>
> I would very likely include the patch as a build option, so I'm 
> wondering if you've tried building the library with the -mstackrealign 
> gcc flag that does the same thing as force_align_arg_pointer (I 
> haven't tried either of these but read about it).
>
> Ross
I haven't tried it, but will do it shortly. Since this realigns the 
stack in all functions, it may impact performance. I would think this 
impact is small to negligible however.

SKJ