On Mon, Oct 04, 2010 at 08:32:54PM -0700, Brian Morris wrote: > If you are using double precision floating point, the speed of a > program compiled 32bit on a 64bit machine is much much slower (maybe > 1/10). The 64bit kernel supports 64bit operation Only if the program > is compile 64 bit ! Moreover with any app there are library calls.
The kernel supports 64-bit *integer* operations only in a 64-bit process. 64-bit floating-point is supported in 32-bit processes, in fact it's supported on 32-bit kernels on 32-bit machines as well. Paul. -- To UNSUBSCRIBE, email to [email protected] with a subject of "unsubscribe". Trouble? Contact [email protected] Archive: http://lists.debian.org/[email protected]
