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Re: Preliminary {PRE,POST}_MODIFY support needed to build C4x target


Jeffrey A Law writes:
 >   > 	* rtl.def (PRE_MODIFY, POST_MODIFY): New.
 > I'd prefer to see the {PRE,POST}_MODIFY changes as a complete set 
 > for the machine independent parts of the compiler.

I sent these bits first so that the C4x target would build.

 > Also, do we have all the necessary legal paperwork on these
 > changes?

I think all the assignments from me cover the necessary files.

 > They're not yours originally, so we need to make sure the original
 > author filed the proper paperwork.

Although the RTL names aren't original, I wrote a completely
independent implementation after a cursory look at the ADI stuff
showed that it was a shambles.  I used a more generic approach
where {PRE,POST}_MODIFY are similar to a SET with a side-effect.


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