[PATCH] fix missing option in binutils version check
Alan Modra
amodra at bigpond.net.au
Sun Jul 25 16:07:54 EST 2004
On Sun, Jul 04, 2004 at 11:33:31AM -0500, Hollis Blanchard wrote:
> On Jul 4, 2004, at 3:32 AM, Geert Uytterhoeven wrote:
> >
> >Perhaps it makes sense to add a directive to the assembler to switch
> >on the
> >fly, cfr. the `.chip' directive on m68k? E.g. using
> >
> > .chip 68040
> >
> >we switch to 68040 mode, and using
> >
> > .chip 68k
> >
> >we switch back to generic mode. That way we can have instructions for
> >different
> >CPU types in the same kernel, while the assembler still checks the
> >validity
> >depending on the selected CPU type.
>
> That's come up before, and iirc Alan Modra said the support isn't there
> now for PPC and is relatively low on the priority list (but is on it).
Implemented 2003-11-22 for ppc. Even documented. :-)
@item .machine "string"
This directive allows you to change the machine for which code is
generated. @code{"string"} may be any of the -m cpu selection options
(without the -m) enclosed in double quotes, @code{"push"}, or
@code{"pop"}. @code{.machine "push"} saves the currently selected
cpu, which may be restored with @code{.machine "pop"}.
--
Alan Modra
IBM OzLabs - Linux Technology Centre
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