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Re: sh64-elf (SH5) port: directory opcodes

On Feb  5, 2002, Andrew Cagney <ac131313@cygnus.com> wrote:

> I don't think that is correct.  My understanding of the SH5 simulator
> and the SH5 architecture is they are capable of executing sh2-4 code
> in a compatibility mode.

Unfortunately, this is not true.  There are DSP extensions to some
earlier SH chips that are not supported in the SH5 simulator.

> Anyway, if you always include support for all the SH variants, does
> anything break?

Probably not, since --enable-targets=all works.

-- 
Alexandre Oliva   Enjoy Guarana', see http://www.ic.unicamp.br/~oliva/
Red Hat GCC Developer                  aoliva@{cygnus.com, redhat.com}
CS PhD student at IC-Unicamp        oliva@{lsd.ic.unicamp.br, gnu.org}
Free Software Evangelist                Professional serial bug killer
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