[PATCH CR16] Added some missing instructions

[Sandeep Kumar Singh]

Hi,

Please find the attached patch "cr16-newlib.patch" for cr16 target. It adds
some missing instructions, removes few un-supported ones and fixes constraints
of few other instructions.

Please review the patch and let me know if there should be any modifications 
in it.

newlib/ChangeLog

2012-05-03  Sandeep Kumar Singh  <Sandeep.Singh2@kpitcummins.com>

	* libc/machine/cr16/asm.h: Added some missing instructions 
	and removed few unsupported instructions of cr16 target.


Regards,
Sandeep Kumar Singh,
KPIT Cummins InfoSystems Ltd.
Pune, India

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