[GHC] #8157: Add a broader set of (C/CMM-based) atomic memory operations

[GHC]

#8157: Add a broader set of (C/CMM-based) atomic memory operations
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        Reporter:  rrnewton          |            Owner:  rrnewton
            Type:  bug               |           Status:  closed
        Priority:  normal            |        Milestone:
       Component:  Compiler          |          Version:  7.6.3
      Resolution:  fixed             |         Keywords:
Operating System:  Unknown/Multiple  |     Architecture:  Unknown/Multiple
 Type of failure:  None/Unknown      |       Difficulty:  Unknown
       Test Case:                    |       Blocked By:
        Blocking:                    |  Related Tickets:
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Changes (by rrnewton):

 * status:  new => closed
 * resolution:   => fixed


Comment:

 The basic functionality described above has now been implemented in GHC
 7.8.  This ticket is closed, but please refer to #7883, which discusses
 the next round of improvements for atomic ops.

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/8157#comment:3>
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