gmpbench: Ultra40 Solaris10 Studio11
Marc Glisse
marc.glisse+gmp at normalesup.org
Tue Apr 10 13:25:32 CEST 2007
On Mon, 9 Apr 2007, Torbjorn Granlund wrote:
> I have never used the media intrinsics. On the other hand, studio 12 now
> understands the inline assembly syntax of gcc. Or actually only most of it
> (I believe it does not understand the commutative '%' for instance). So if
> you have a support contract with Sun, your best bet is probably to ask
> them to make the compiler understand the code written for gcc in gmp.
>
> Why would one want to do that? It will not be used by longlong.h,
> since it is conditional on __GNUC__.
But then it is pretty trivial to add "|| defined __SUNPRO_C" to the lines
checking for __GNUC__ in longlong.h. What else would you advise for
someone who wants optimal performance using Sun's compiler?
> Of course, Sun can do an Intel and have their compiler define
> __GNUC__, and cause complete confusion.
They don't intend to (they have said so pretty clearly).
--
Marc Glisse
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