[GHC] #8279: bad alignment in code gen yields substantial perf issue

[GHC]

#8279: bad alignment in code gen  yields substantial perf issue
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        Reporter:  carter            |                Owner:
            Type:  bug               |               Status:  new
        Priority:  normal            |            Milestone:  8.0.1
       Component:  Compiler          |              Version:  7.7
      Resolution:                    |             Keywords:
Operating System:  Unknown/Multiple  |         Architecture:
 Type of failure:  Runtime           |  Unknown/Multiple
  performance bug                    |            Test Case:
      Blocked By:                    |             Blocking:
 Related Tickets:  #8082             |  Differential Rev(s):
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Comment (by rwbarton):

 Some related reading material:

 * "Producing Wrong Data Without Doing Anything Obviously Wrong!",
 http://sape.inf.usi.ch/publications/asplos09

 * Stabilizer, http://plasma.cs.umass.edu/emery/stabilizer

 * MAO - an Extensible Micro-Architectural Optimizer,
 http://research.google.com/pubs/pub37077.html

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/8279#comment:24>
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