On Thu, Jun 12, 2008 at 4:36 PM, Gabriel Bouvigne <<a href="mailto:gabriel.bouvigne@joost.com">gabriel.bouvigne@joost.com</a>> wrote:<br><div class="gmail_quote"><blockquote class="gmail_quote" style="border-left: 1px solid rgb(204, 204, 204); margin: 0pt 0pt 0pt 0.8ex; padding-left: 1ex;">
I've found a few info about various stack alignments there:<br>
<a href="http://www.agner.org/optimize/calling_conventions.pdf" target="_blank">http://www.agner.org/optimize/calling_conventions.pdf</a> (see section 5)<br>
<br>
Summary:<br>
<br>
* x64 => mod16<br>
* x86, gcc 3.x and upper, Linux and MacOS => mod16<br>
* x86, gcc 2.x, Linux and MacOS => mod4<br>
* x86, gcc 3.x and upper, Win32 => mod4?<br>
* x86, ICL => mod4<br>
* x86, Msvc, Win32 => mod4<br>
<div><div></div><div class="Wj3C7c"></div></div></blockquote><div><br>Take a look at the following link, hope that will help:<br><br>Tuning FFTW For Win32 Compilers<br><a href="http://research.microsoft.com/users/jch/fftw-performance.html"> http://research.microsoft.com/users/jch/fftw-performance.html</a><br>
<br> </div><blockquote class="gmail_quote" style="border-left: 1px solid rgb(204, 204, 204); margin: 0pt 0pt 0pt 0.8ex; padding-left: 1ex;"><div><div class="Wj3C7c">_______________________________________________<br>
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</div></div></blockquote></div><br><br clear="all"><br>-- <br>truly yours<br>ice