Matthew Dillon wrote:
> Well, only if GCC were to support 128 bit integers. The real issue
> here is memory overhead. 64 bits is already 8 bytes, 128 bits
> is 16 bytes. Plus cpu overhead for initializing and processing it all.
>
> I don't think its a big deal, though, so yes: We could use 128 bits if
> we needed to. I'm going to try to keep things in 64 bits for now but
> it could very well be that 128 bits will be more workable in a cluster
> environment, allowing the per-host sysids to be expanded into
> cluster-wide
> unique sysids with very little effort.
There is __int128_t.
[EMAIL PROTECTED]: ~ $ gcc --version
gcc (GCC) 3.4.6 [FreeBSD] 20060305
[EMAIL PROTECTED]: ~ $ cat jan.c
#include <stdio.h>
int main() { printf("sizeof(__int128_t) == %d\n", sizeof(__int128_t)); }
[EMAIL PROTECTED]: ~ $ cc jan.c
[EMAIL PROTECTED]: ~ $ ./a.out
sizeof(__int128_t) == 16
Regards,
Jan.
