On Tue, Jul 10, 2007 at 09:46:25PM +0200, Oleg Verych wrote:
> On Tue, Jul 10, 2007 at 10:19:14AM -0700, H. Peter Anvin wrote:
> > I seem to always be the one with the kbuild corner cases...
> >
> > As part of my x86 setup rewrite, there has been some concern that using
> > asm(".code16gcc"); isn't as safe as it should be (because of gcc
> > reordering), and making it safe apparently means disabling optimizations
> > that adds at least 5% to the code size. Not really a huge deal, but
> > undesirable in the long run.
> >
> > The alternative is to compile to a .s file and then inject ".code16gcc"
> > to the top of the .s file before assembling it into a .o file. This
> > means overriding some of kbuild's implicit rules, and I'm not sure how
> > to do that cleanly.
>
> As part of my kbuild/kconfig pre-rewrite info collecting... whatever :)
>
> I did asm-offsets build rewrite RFC four week ago:
> <http://mid.gmane.org/[EMAIL PROTECTED]>
>
> You may be interested in it. But Sam is busy, nothing happend since
> then.
Just returned from a nice 2 week vacation with no Internet access
and no computer turned on (not counting the GPS).
And still lacking behind on other stuff too.
Sam
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