[GHC] #12953: Use computed gotos in the interpreter when the compiler supports it

[GHC]

#12953: Use computed gotos in the interpreter when the compiler supports it
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        Reporter:  dobenour          |                Owner:
            Type:  feature request   |               Status:  new
        Priority:  normal            |            Milestone:
       Component:  Runtime System    |              Version:  8.0.1
      Resolution:                    |             Keywords:  interpreter
Operating System:  Unknown/Multiple  |         Architecture:
 Type of failure:  Runtime           |  Unknown/Multiple
  performance bug                    |            Test Case:
      Blocked By:                    |             Blocking:
 Related Tickets:                    |  Differential Rev(s):
       Wiki Page:                    |
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Comment (by bgamari):

 This was discussed in `#ghc` and the fact that OCaml's
 [https://github.com/ocaml/ocaml/blob/trunk/byterun/interp.c|interpreter]
 does this came up. The implementation really doesn't seem too invasive.

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/12953#comment:3>
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