[GHC] #10640: Document prim-ops

[GHC]

#10640: Document prim-ops
-------------------------------------+-------------------------------------
        Reporter:  bgamari           |                   Owner:  bgamari
            Type:  bug               |                  Status:  new
        Priority:  normal            |               Milestone:
       Component:  Compiler          |                 Version:  7.10.1
      Resolution:                    |                Keywords:
Operating System:  Unknown/Multiple  |            Architecture:
                                     |  Unknown/Multiple
 Type of failure:  None/Unknown      |               Test Case:
      Blocked By:                    |                Blocking:
 Related Tickets:                    |  Differential Revisions:
-------------------------------------+-------------------------------------

Comment (by Ben Gamari <ben@…>):

 In [changeset:"c526e095c5762cc6feb3066779c2f919d66d40e5/ghc"
 c526e095/ghc]:
 {{{
 #!CommitTicketReference repository="ghc"
 revision="c526e095c5762cc6feb3066779c2f919d66d40e5"
 primops: Add haddocks to BCO primops

 Test Plan: none

 Reviewers: simonmar, austin, hvr

 Subscribers: hvr, thomie

 Differential Revision: https://phabricator.haskell.org/D1082

 GHC Trac Issues: #10640
 }}}

--
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/10640#comment:1>
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