[GHC] #8437: pprCallishMachOp_for_C: MO_Prefetch_Data 0 not supported

[GHC]

#8437: pprCallishMachOp_for_C: MO_Prefetch_Data 0 not supported
-------------------------------------+-----------------------------
        Reporter:  erikd             |            Owner:
            Type:  bug               |           Status:  new
        Priority:  normal            |        Milestone:
       Component:  Compiler          |          Version:  7.7
      Resolution:                    |         Keywords:
Operating System:  Unknown/Multiple  |     Architecture:  powerpc64
 Type of failure:  None/Unknown      |       Difficulty:  Unknown
       Test Case:                    |       Blocked By:
        Blocking:                    |  Related Tickets:
-------------------------------------+-----------------------------

Comment (by carter):

 urk, this is absolutely my fault, I didn't realize the c backend is used
 anymore! (seriously, had no idea, thought it was just a bitrotting thing
 in tree....). Otherwise i'd have added that too. My sincerest apologies
 for that.

 reid's noop patch and sketch for how to do prefetch right sound.

--
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/8437#comment:3>
GHC <http://www.haskell.org/ghc/>
The Glasgow Haskell Compiler