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Re: binutils port to a new 16bit little endian uC


>>>>> "DJ" == DJ Delorie <dj@redhat.com> writes:

 DJ> Aurélien Buhrig <aurelien.buhrig@tiempo-ic.com> writes:
 >> The new architecture is a 16-bit uC. The instructions are
 >> therefore 16 bit wide, possibly followed by a 8bit or 16 bit
 >> immediate value for the 2 word instructions.

 DJ> Just FYI, CGEN doesn't like variable length opcodes.  It can be
 DJ> done (see the m32c files) but it's neither pretty nor easy.

 DJ> m32c is, however, a fixed-endian chip.  Might be a useful
 DJ> reference port anyway.

Another example might be the pdp11 -- also fixed endian, but 16 bit
with 1-3 word instructions.

     paul


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