Re: Building gcc-3.2.1 for sparc64 on a sparc32?
On Wed, Nov 27, 2002 at 08:12:57AM -0500, Ben Collins wrote:
> > Assume /usr/local/src/gcc-3.2.1 is the src dir and
> > /usr/local/src/objdir-gcc-3.2.1 is the dir to be built in.
> >
> > $ cd /usr/local/src/objdir-gcc-3.2.1 $
> > /usr/local/src/gcc-3.2.1/configure --target=sparc64-linux \
> > --host=sparc64-linux --build=sparc-linux --prefix=/usr/local/gcc-3.2.1
> >
> > Is that a right use of target/host/build?
> >
> > What other configure options do I need to set? What .deb packages do
> > they in turn require to be installed to be able to build gcc-3.2.1
> > this way?
>
> So the sparc64 you are installing this on has 64bit runtime? Do you have
> 64bit runtime to link against? If not, I'd leave it as a sparc host with
> sparc target:
Yes, the sparc64 machine is a sun4u with 64-bit runtimes... The build
machine is a sparc32 sun4m one.
> --host=sparc-linux --build=sparc-linux --target=sparc64-linux
> --with-cpu=v7
> That will build for an ultrasparc target, default to v7. Then your new
> compiler can build 64bit binaries from either host (just like Debian's
> compiler does), sparc or sparc64.
Well, I'd like it to be sparc64-linux... based multilibbed...
> If what you really want is a 64bit binary, then you need to do the above
> step first, so that you have a cross-compiler that can build 64bit
> binaries.
I want to build a 3.2.1 sparc64 one, then install it on the sun4u
machine, there I can natively build new one I guess...
Cheers,
/ChJ
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