[GHC] #5567: LLVM: Improve alias analysis / performance

GHC cvs-ghc at haskell.org
Wed May 1 22:03:37 CEST 2013


#5567: LLVM: Improve alias analysis / performance
---------------------------------+------------------------------------------
    Reporter:  dterei            |       Owner:  dterei                 
        Type:  task              |      Status:  new                    
    Priority:  normal            |   Milestone:  7.6.2                  
   Component:  Compiler (LLVM)   |     Version:                         
    Keywords:                    |          Os:  Unknown/Multiple       
Architecture:  Unknown/Multiple  |     Failure:  Runtime performance bug
  Difficulty:                    |    Testcase:                         
   Blockedby:                    |    Blocking:                         
     Related:                    |  
---------------------------------+------------------------------------------

Comment(by carter):

 heres the commits as linked into github

 [https://github.com/ghc/ghc/commit/0f15f8a76d334becf992a83870d0b327cc3c40b6
 commit one]

 [https://github.com/ghc/ghc/commit/71e5ee7d1656444ad23d0610ddaf9fc99a58b19
 commit two]


 [https://github.com/ghc/ghc/commit/e10589a505b44f4f0394500c6a0d2db5baa7f3f4
 commit three that improves stuff]

 [https://github.com/ghc/ghc/commit/ba52053b95ccb417ca7ce08e85a45e49b5f49b0a
 adding -llvm-tbaa flag]


 has anyone looked into this topic more recently? Is there any low hanging
 fruit in this area?

-- 
Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/5567#comment:9>
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