[parisc-linux] 64bit newbie question

[Neulinger, Nathan]

64 bit not supported in user space yet. It's only so you can use all of
the memory in a machine - i.e. multiple 32 bit user apps each using 2
GB. So, no reason to generate 64 bit apps.

-- Nathan

------------------------------------------------------------
Nathan Neulinger                       EMail:  nneul@umr.edu
University of Missouri - Rolla         Phone: (573) 341-4841
Computing Services                       Fax: (573) 341-4216


> -----Original Message-----
> From: M. Grabert [mailto:xam@cs.ucc.ie]=20
> Sent: Friday, April 05, 2002 7:32 AM
> To: parisc-linux@lists.parisc-linux.org
> Subject: [parisc-linux] 64bit newbie question
>=20
>=20
> Hi,
>=20
> I  was just wondering how you can produce 64bit executables for hppa.
> 'info gcc', 'man gcc' or 'gcc -v --help' doesn't mention 64bit
> support at all.
>=20
> IIRC on sparc systems, you can produce 64bit executables by=20
> specifying/
> enabling the V9-Architecture and the 64bit support, i.e. just adding
> the option '-mcpu=3Dv9' and '-m64'. It seems to be similar on
> many other architectures (submodels), too.
>=20
> But it seems that for hppa 64bit is an entire different submodel,
> or am I wrong ?
>=20
> What do I have to do to
>=20
> - build a 64bit capable gcc for hppa ?
> - produce a 64bit executable ?
> - create a 64bit kernel ? (I know it doesn't make sense on Cxxx
>   machines, and 64bit has much more bugs than 32bit support ;)
>=20
> And are there precompiled binaries available (debian/hppa=20
> executables) ?
> I haven't seen an egcs64, gcc64 or hppa64-gcc in the debian pool ...
>=20
> greetings max
>=20
>=20
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>=20