#8279: bad alignment in code gen yields substantial perf issue -------------------------------------+------------------------------------- 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): -------------------------------------+------------------------------------- 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 -- Ticket URL: http://ghc.haskell.org/trac/ghc/ticket/8279#comment:24 GHC http://www.haskell.org/ghc/ The Glasgow Haskell Compiler