sh64-elf (SH5) port: directory opcodes

[Andrew Cagney]

> 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.


Yes (forgot to mention that).  There is a sh:sh-dsp variant.  However I 
don't think this causes problems to bfd or the disassembler.


>> Anyway, if you always include support for all the SH variants, does
>> anything break?
> 
> 
> Probably not, since --enable-targets=all works.


I think it is a win-win :-)

enjoy,
Andrew