Re: CPUTYPE for gcc3

[YONETANI Tomokazu <qhwt+dragonfly-submit@xxxxxxxxxx>]

On Thu, Jan 29, 2004 at 04:32:49PM -0800, Matthew Dillon wrote:
> 
> :Well, that was just a work around for buildworld, but I noticed
> :that I made a typo in my previous mail; that was actually Makefile.inc,
> :rather than Makefile. Sorry for the confusion. The patch on my web
> :server hasn't been changed since then, and is doing what I wanted to do.
> :
> :$ cd /usr/src
> :$ echo '.include <bsd.cpu.mk>' >> gnu/lib/gcc2/Makefile.inc
> :$ __MAKE_CONF=/dev/null CCVER=gcc3 CPUTYPE=p4 make buildworld
> :
> :when I wrote that patch, this at least compiled before it stopped
> :at building libc_r. I haven't tested to see if it worked for going
> :into each subdirectory and build it.
> :
> :Regards.
> 
>     This is essentially what I am going to be doing in bsd.init.mk.  It will
>     detect that CCVER has been changed (e.g. by Makefile.inc), and it will
>     re-run <bsd.cpu.mk>.  Very simple in concept.
> 
>     However, there are some other things that I also have to fix... the
>     .makeenv directive does not exist in 4.x (or 5.x)... it's a DFly 
>     directive, so I also have to modify /usr/src/Makefile.inc1 to supply the
>     correct CCVER environment when building the gcc2 and gcc3 startup 
>     libraries.  That's what is holding up my commit... I need to test
>     a bootstrap buildworld from 4.x, a buildworld from an older DFly,
>     a buildworld from a DFly with updated .mk files, and a buildworld with
>     CCVER and CPUTYPE overrides, and each time I make a change I have to
>     rerun the tests which take a total of 40 minutes to run on three test
>     boxes.

I think we can build our version of make in the early stage of
buildworld and switch to it so that we don't have to worry about
the missing features in the later stages. I'm going to look at
FreeBSD-CURRENT's version of src/Makefile{,.inc1} to see if I can
port it for us.