#7258: Compiling DynFlags is jolly slow
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Reporter: simonpj | Owner: igloo
Type: bug | Status: new
Priority: normal | Milestone: 7.8.1
Component: Compiler | Version: 7.6.1
Keywords: | Os: Unknown/Multiple
Architecture: Unknown/Multiple | Failure: None/Unknown
Difficulty: Unknown | Testcase:
Blockedby: | Blocking:
Related: |
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Comment(by igloo):
{{{
Fri Oct 19 20:32 2012 Time and Allocation Profiling Report (Final)
ghc-stage2 +RTS -p -h -RTS -B/home/ian/ghc/git/ghc/inplace/lib
-fforce-recomp -O -c W2.hs
total time = 76.26 secs (76258 ticks @ 1000 us, 1 processor)
total alloc = 45,073,993,600 bytes (excludes profiling overheads)
COST CENTRE MODULE %time %alloc
OccAnal SimplCore 49.7 45.3
CoreTidy HscMain 22.3 31.8
SimplTopBinds SimplCore 12.9 9.9
pprNativeCode AsmCodeGen 2.0 1.8
RegAlloc AsmCodeGen 1.9 2.0
sink2 CmmPipeline 1.5 1.8
StgCmm HscMain 1.0 0.8
occAnalBind.assoc OccurAnal 1.0 1.0
}}}
--
Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/7258#comment:4>
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