-m64 question on amd64..

David O'Brien obrien at freebsd.org
Tue May 25 01:06:21 PDT 2004

On Fri, May 21, 2004 at 10:36:49PM -0400, Garance A Drosihn wrote:
> Tom Cage <k5gj at earthlink.net> wrote to Garance:
> >    I recently upgraded to an AMD64-3400+.  Then, following
> >the directions in UPDATING.64BTT, I upgraded my X86 copy of
> >FreeBSD-5.2-CURRENT to the 64 bit version of FreeBSD-CURRENT.
> Well, I have no idea about amd64.  I don't have one of those
> yet (although I'm thinking I might buy one this fall).  My
> change was just updating things for the sparc64 platform.


As Garance mentioned, 'src/UPDATING.64BIT' is only for Sparc64 and only
addresses moving from a 32-bit time_t to a 64-bit time_t.  It has nothing
to do with changing a machine from being a pure 32-bit platform to a
64-bit one.

> But I am a little confused.  If I am reading things right, it
> should be true that amd64 will *already* have a 64-bit time_t.

Correct, the AMD64 platform has always had a 64-bit time_t.

-- David  (obrien at FreeBSD.org)

More information about the freebsd-amd64 mailing list